2012

Friday
18th May
12:15 pm

Viktoria Smirnova
"Long-period oscillations of sunspots and nearby magnetic structures"

Friday
11th May
12:15 pm

Habeeb Allawi
"Estimated variations of Energy in Coronal Mass Ejections (CMEs) at solar cycle 23"

Wednesday
9th May
12:15 pm

Sergey Tsygankov (FINCA, University of Oulu)
"X-Ray and Gamma-Ray Galactic Diffuse Emission"

Wednesday
2nd May
12:15 pm

Natalia Lundqvist (Stockholm Observatory)
"Multiwavelength studies of young pulsar-powered supernova remnants"

Friday
27th April
12:15 pm

Solov'ev, Alexander (Pulkovo Observatory)
"Sunspot as a "shallow" magnetic structure"

Friday
20th April
12:15 pm

Pasi Nurmi
"Fingerprints of galaxy merger events"

Friday
13th April
12:15 pm

Erkki Kankare
"Supernovae in Dense and Dusty Environments"

Friday
23rd March
12:15 pm

Eino Valtonen
"The Solar Orbiter"

Friday
16th March
12:15 pm

Cristina Romero-Canizales
"Secrets hidden by dust in luminous infrared galaxies"

Friday
2nd March
12:15 pm

Tommi Vornanen
"DQ White Dwarfs - Black on White "

Friday
24th February
12:15 pm

Heidi Lietzen
"Galaxies in small groups: There are more galaxies where there are less galaxies."

Friday
17th February
12:15 pm

Mikko Tuomi
"Tightly packed planetary systems around nearby stars"

Friday
10th February
12:15 pm

Juliet Datson
"New solar twins from the Geneva-Copenhagen-Survey"

Friday
3rd February
12:15 pm

Elina Lindfors
"Recent MAGIC results and the Cherenkov Telescope Array"

Friday
27th January
12:15 pm

Auni Somero
"Studies of the recurrent nova RS Ophiuchi"

Friday
20th January
12:15 pm

Morgan Fraser
"The search for supernova progenitors: Recent results and future prospects"

Friday
13th January
12:15 pm

Oleksey Dudnik
"Brief review on the astronomy in Ukraine", and "The study of energetic particle fluxes on the low orbit satellite CORONAS-PHOTON in 2009"

2011

Wednesday
14th December
12:15 pm

Veli-Matti Pelkonen (FINCA & University of Helsinki)
"Bolocam and Herschel observations of a sample of Planck cold clumps"

Friday
9th December
12:15 pm

Seppo Mattila
"Nobel Prize in Physics 2011"

Friday
2nd December
12:15 pm

Nazar Ikhsanov
"AE Aquarii represents a new subclass of Cataclysmic Variables"

Friday
25th November
12:15 pm

Rami Rekola
"A Cepheid Distance to IC 342"

Friday
4th November
12:15 pm

Pasi Nurmi
"Some problems of galaxy groups and galaxy clusters"

Friday
18th November
12:15 pm

Juha Reunanen
"Introducing the Euclid mission"

Friday
11th November
12:15 pm

Jari Kotilainen
"Nuclear Stellar Populations in Nearby Spiral Galaxies"

Friday
28th October
12:15 pm

Kaisa Henttunen
"Alternative theories of gravitation: f(R) gravity modification and a test of solar polytropes in the Hu-Sawicki f(R) model"

Friday
21st October
10:15 am

Jason Spyromilio (ESO)
"The E-ELT status"

Friday
14th October
12:15 pm

Laura Portinari
"On the cosmological evolution of the black hole - host galaxy relation in quasars"

Friday
23rd September
12:15 pm

Jonathan Léon-Tavares (FINCA, Aalto University)
"The interplay between the jet, BLR and gamma-ray emission at several parsecs away from the central engine of superluminal AGN"

Friday
16th September
12:15 pm

Alexey Pasechnik (Moscow University and Tuorla Observatory)
"Lidov-Kozai resonance in the hierarchical triple system in the relativistic case"

Friday
9th September
12:15 pm

Esko Valtaoja
"Markku Lainela - Scientific Career and Legacy"

Friday
27th May
12:15 pm

Arthur Chernin
Dark energy and the most massive objects in the Universe

Friday
13th May
12:15 pm

Alexander Riehokainen
Long quasi-periodic oscillations in sunspots

Friday
6th May
12:15 pm

Andrei Berdyugin
TBA

Friday
29th April
12:15 pm

Kari Nilsson
TBA

Friday
22nd April
12:15 pm

Good Friday
No seminar

Friday
15th April
12:15 pm

Cancelled
TBA

Friday
8th April
12:15 pm

Harry Lehto
A radio telesope on a tropical island?

Friday
1st April
12:15 pm

No seminar
TBA

Friday
25th March
12:15 pm

Kalle Karhunen
An XMM-Newton study of the spectral properties of a Seyfert 1 galaxy NGC 3227

Friday
18th March
12:15 pm

Elizaveta Rastorgueva
TBA

Friday
11th March
12:15 pm

Heidi Lietzen
Cartography of the Universe

Friday
4th March
12:15 pm

Yuehua Ma
Observations and achievements of the 1.0/1.2 m telescope of PMO, China

Friday
25th February
12:15 pm

Heidi Korhonen
Stellar activity seen with Kepler

Friday
18th February
12:15 pm

TBA
TBA

Friday
11th February
12:15 pm

Mauri Valtonen
Radiojet of OJ 287

Friday
4th February
12:15 pm

Aleksi Halkola
"Strong gravitational lensing by galaxies and implications for gravity"

Friday
28th January
12:15 pm

TBA
TBA

Friday
21st January
12:15 pm

Luca Casagrande
"New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)"

2010

Friday
10th December
12:15 pm

Elina Lindfors
"MAGIC project"

Friday
3rd December
12:15 pm

Kari Nilsson
"TBD"

Friday
26th November
12:15 pm

Aimo Sillanpää
"TBD"

Friday
19th November
12:15 pm

Veli-Matti Pelkonen (IPAC, Caltech)
"Interstellar coulds in dust: NIR scattering, polarisation and emission"

Friday
12th November
12:15 pm

Esko Valtaoja
"From EGRET to Fermi (and Planck): Origin of gamma-ray emission in AGN"

Monday
8th November
12:15 pm

Peter Johansson (USM, LMU München)
"Forming Early-type galaxies in LambdaCDM simulations"

Friday
5th November
12:15 pm

No seminar

Friday
22nd October
12:15 pm

Auni Somero
"Multi-wavelength studies of LMXB X1822-371"

Friday
23rd April
12:15 pm

Vilppu Piirola
"Polarimetric analysis of binary stars"

Friday
16th April
12:15 pm

No Seminar

Friday
9th April
12:15 pm

Samuli Kotiranta
"Radial velocity measurements and stellar activity"

Wednesday
7th April
12:15 pm

Heidi Korhonen, ESO
"Resolving stellar surface structures"

Friday
2nd April
12:15 pm

NO SEMINAR
Good Friday

Friday
26th March
12:15 pm

Elizaveta Rastorgueva
"VLBI and interferometry: tools, facilities and limitations"

Friday
19th March
12:15 pm

Pasi Nurmi
"Solar motion, cosmic catastrophes and comets"

Friday
12th March
12:15 pm

Silja Pohjolainen
"Tracing solar transients with radio emission"

Friday
5th March
12:15 pm

Natalia Sotnikova
"The iterative method for constructing equilibrium stellar systems: how far does it work?"

Friday
26th February
12:15 pm

Christian Hellström
"Variational integration"

Friday
19th February
12:15 pm

Juha Kallunki
"Solar Oscillations"

Friday
12th February
12:15 pm

Pekka Heinämäki
"Missing Baryons and the Large Scale Structure"

Friday
5th February
12:15 pm

Jari Kotilainen
"Black Holes"

Friday
29th January
12:15 pm

Seppo Katajainen
"SW Sex stars"

Friday
22nd January
12:15 pm

Pasi Hakala
"Optical and NIR studies of short period low mass X-ray binaries (LMXB) - 20 years of NOT Observations"

Friday
15th January
12:15 pm

Alexandr Mylläri
"Symbolic dynamics and the three body problem"

2009

Friday
4th December
12:15 pm

Seppo Mattila
"Supernova searches and rates"

Thursday
3rd December
12:15 pm

Peter Johansson (Observatory, LMU, Munich)
"Recent progress in galaxy formation - Compact galaxies, Black Holes and Gravitational Heating"

Friday
27th November
12:15 pm

Esko Gardner
"A dynamically activated stream - and the bar(s) that activate it"

Thursday
26th November
12:15 pm

Anisa Bajkova
"Generalized maximum entropy method and its application to multifrequency synthesis in VLBI"

Monday
23rd November
12:15 pm

Prof. V. Orlov (St. Petersburg State University)
"3D distribution of gamma-ray bursts"

Friday
20th November
12:15 pm

Vadim Bobylev
"Streams and Clumps in the Star Velocity Distribution"

Friday
13th November
12:15 pm

Prof. Nikolai Voshchinnikov
"Interstellar abundances and grain composition"

Tuesday
10th November
12:15 pm

Dr. Vasilii Vitrishchyak: "Circular polarization - new possibilities in VLBI studies of AGNs"
Dr. Nikolai Podorvanyuk: "Kinematics and structure of gas in star-formation regions -- supernovae and stellar wind"

Friday
6th November
12:15 pm

Laura Portinari
"Helium abundance in nearby stars and in globular clusters"

Friday
30th October
12:15 pm

Seppo Mikkola
"Dynamics of strongly interacting N-body systems. A brief history of computational methods"

Friday
23rd October
12:15 pm

Riho Reinthal
"Connection Between Optical and VHE Gamma-rays in Blazar Jets"

Friday
16th October
12:15 pm

Luca Casagrande
"The effective temperature scale and the lithium problem"

Friday
9th October
12:15 pm

Esko Valtaoja
"Why study physical sciences?"

Friday
2nd October
12:15 pm

NO SEMINAR

Friday
25th September
12:15 pm

Y. Baryshev
"Large scale distribution and baryon acoustic oscillations from SDSS DR7 correlation analysis"

Friday
18th September
12:15 pm

K.V. Kholshenikov
"Stability of Planetary sytems with respect to masses"

Friday
11th September
12:15 pm

Dr. Jianghui Ji (Purple Mountain Observatory)
"Extrasolar planets: dynamics and formation"

Thursday
27th August
12:15 pm

Cristina Romero-Canizales
"Radio observations of (U)LIRGs with high angular resolution"

Thursday
20th August
12:15 pm

Syksy Räsänen
"Backreaction as an alternative to dark energy and modified gravity"

Friday
5th June
12:15 pm

Pasi Vahimaa (Joensuu University)
"'Let there be light, and there was light' - But what is hot in photonics today?"

Friday
8th May
12:15 pm

Justyn Maund (Dark Cosmology Centre)
"The progenitors of Core-collapse Supernovae"

Friday
1st May

May Day - No seminar

Friday
24th April
12:15 pm

Mika Juvela (Helsinki University Observatory)
"Studies of interstellar medium: From dense clouds to cold cores"

Abstract

Friday
17th April

No seminar

Friday
10th April

Easter - No seminar

Friday
3rd April
12:15 pm

Mauri Valtonen
"Black holes in active galactic nuclei"

Friday
27th March
12:15 pm

Mikko Tuomi
"Bayesian analysis of radial velocity exoplanet observations"

Friday
13th March
12:15 pm

Heidi Lietzen
TBA

Friday
6th March
12:15 pm

Kari Nilsson
"Polarisation survey of SDSS BL Lac candidates"

Friday
27th February
12:15 pm

Thomas Hackman (University of Helsinki)
"Stellar spot activity"

Friday
20th February
12:15 pm

Pekka Teerikorpi
"Vesto Slipher"

Friday
13th February
12:15 pm

Tomi Hyvönen
NO SEMINAR TODAY -- Seminar has been postponed to a later date

Friday
6th February
12:15 pm

Seppo Katajainen
"Intermediate Polars (DQ Hercules stars): polarised or not?"

Friday
30th January
12:15 pm

Pekka Heinämäki
"Planck and Superclusters"

Friday
23rd January
12:15 pm

Vladimir Reshetnikov (Sobolev Astronomical Institute, St. Petersburg)
"UGC 7388: a galaxy with two tidal loops"

Friday
16th January
12:15 pm

Jari Kotilainen
"Black holes and host galaxies of quasars: the last 11 Gyrs"

Friday
9th January
12:15 pm

Chris Flynn
"Star formation history of the Milky Way disk"

2008

Friday
5th December
12:15 pm

Andrei Berdyugin
"Interstellar polarization at high galactic latitudes: a new insight"

Friday
28th November
12:15 pm

Markku Lainela
"Explaining high frequency flux variations in AGN by modified shock models"

THURSDAY
27th November
12:15 pm

Andrey Bashakov (Sobolev Astronomical Institute, St. Petersburg State University)
"Construction of phase models of stellar systems by Schwarzchild method"

Friday
21st November
12:15 pm

Samuli Kotiranta
"Planetary signals in radial velocity data"

Friday
14th November
12:15 pm

No Seminar due to
Finnish Astronomers' Day, held 14th November at Tuorla Observatory. Programme here.

Friday
7th November
12:15 pm

Elina Lindfors
"Recent news from the MAGIC Florian Goebel Telescope"

Friday
31st October
12:15 pm

Tuomas Savolainen (MPI, Bonn)
"Serendipitous VLBI detection of rapid intraday variability in QSO 1156+295"

Tuesday
28th October
12:15 pm

Per Gröningsson (Stockholm Observatory)
"The ejecta-ring collision of SN 1987A"

Friday
24th October
12:15 pm

NO SEMINAR due to ESO meeting on 23.-24.10.2008

Wednesday
22nd October
12:15 pm

Lou Allamandola (NASA, Ames Research Center)
"From IR Astrophysics to Complex Interstellar Molecule Formation"

Friday
17th October
12:15 pm

Juha Reunanen
"Non-musical SINFONI"

Wednesday
15th October
12:15 pm

Tapio Markkanen
International year of astronomy 2009

Friday
10th October
12:15 pm

Juliet Datson (MPIA Heidelberg)
"Brown dwarfs in Taurus - a search for very low-mass objects"

Friday
3rd October
12:15 pm

No seminar due to Tuorla-Tartu cosmology meeting in Estonia

Friday
26th September
12:15 pm

Prof. Yehua Ma
"Total Solar Eclipses in 2008 and 2009 in China"

Friday
19th September
12:15 pm

Elizaveta Rastorgueva
"Tunguska Event. 100 years of mystery."

Friday
12th September
12:15 pm

No seminar

Thursday
11th September
12:15 pm

V. Bobylev and A. Bajkova (Pulkovo Observatory)
"Possible birth places of some Gould Belt's pulsars"

Friday
5th September
12:15 pm

V. Bobylev (Pulkovo Observatory)
"The OSACA Database and a Kinematic Analysis of Stars in the Solar Neighbourhood"

Thursday
28th August
12:15 pm

Oliver Krause (Max-Planck-Institut für Astronomie, Heidelberg)
"Light Echoes from the Cassiopeia A Supernova"

Friday
1st August
12:15 pm

Tapio Pursimo
"Optical identification and redshifts of MASIV (MicroArcsecond Scintillation-Induced Variability) Survey"

Friday
4th July
12:15 pm

Guangyu Li
"Dynamics of the LISA Constellation - Coorbital Restricted Three Body Problem"

Tuesday
17th June

'Supernovae & Luminous Infrared Galaxies' Midsummer Workshop at Tuorla Observatory --- Day 2

Supernovae (chair: Seppo Mattila)

10:00 - 11:30
Miguel Perez-Torres: High-resolution radio observations of Radio Supernovae and Nearby Luminous Infrared Galaxies
Peter Lundqvist: Supernova - Circumstellar Interaction

11:30 - 12:00 coffee

12:00 - 13:00
Stuart Ryder: Supernova 2001ig: The Search for Survivors

13:00 - 14:00 lunch

14:00 - 15:30
Seppo Mattila: IR Searches for Supernovae in Starbursts and LIRGs
Erkki Kankare: Extinction Correction for Supernova Rates

15:30 - 16:00 coffee

16:00 - 17:00
Laia Mencia Trinchant: The Stockholm VIMOS Supernova Survey
Erik Zackrisson: Modelling Nebular Emission in Galaxies

18:00 - late Sauna

Monday
16th June

'Supernovae & Luminous Infrared Galaxies' Midsummer Workshop at Tuorla Observatory --- Day 1

Luminous Infrared Galaxies (chair: Jari Kotilainen)

12:30 - 14:00
Petri Väisänen: Local Luminous Infrared Galaxies
Margrethe Wold: Luminous Infrared Galaxies in the Mid-infrared

14:00 - 15:00 lunch

15:00 - 16:00
Göran Östlin: Constraining the mass of the GRB 030329 progenitor
Angela Adamo: Super Star Clusters in (U)LIRG, what can we learn?

16.00 - 16:30 coffee

16:30 - 17:30
Juha Reunanen: Starbursts with SINFONI
Jari Kotilainen: LIRGs & AGN at high-z

Friday
6th June
12:15 pm

Markku Nissinen & Veli-Pekka Hentunen (Warkauden Kassiopeia ry)
"Harrastajien mahdollisuuksista osallistua supernovien etsintään ja tähtitieteen tutkimusprojekteihin" (talk in Finnish, slides in English)

Thursday
5th June
12:15 am

Gerhardt Meurer (Johns Hopkins University)
"Star Formation in HI Selected Galaxies - Scaling Relations and the Initial Mass Function"

Tuesday
27th May
10:15 am

Juri Poutanen
"A novel particle acceleration mechanism and emission from relativistic jets"

Tuesday
13th May
10:15 am

JOINT PHYSICS AND ASTRONOMY COSMOCOFFEE
Teresa Riehm (Stockholm)
"Quasar millilensing by dark matter subhalos"

Friday
9th May
12:15 pm

Leena Marttila
"Elämän mahdollisuudet aurinkokunnassa" (in Finnish)

Friday
25th April
12:15 pm

Peter Lundqvist (Stockholm Observatory)
"The origin of Type Ia supernovae"

Thursday
24th April
12:15 pm

Sherry Suyu, Argelander-Institut für Astronomie (Bonn)
"Gravitational lensing in galaxies"

Friday
18th April
12:15 pm

Rami Rekola
"EURONEAR - The European Near Earth Asteroids Research"

Friday
11th April
12:15 pm

Juha Reunanen
"Mid-IR imaging of AGN"

Friday
4th April
12:15 pm

Burkhard Fuchs
"OB associations, supernovae, and the local bubble"

Tuesday
1st April
10:15 am

JOINT PHYSICS AND ASTRONOMY COSMOCOFFEE
Tuomas Multäki
"Dark matter emulators and gravitational wave propagation"

Friday
28th March
12:15 pm

No seminar

Friday
14th March
12:15 pm

Aleksi Halkola
"Strong gravitational lensing in galaxy clusters"

Friday
7th March
12:15 pm

Jari Kotilainen
"Black Holes in Calcutta and Heavens Above the Mughal Raj"

Friday
29th February
12:15 pm

Chris Flynn
"The earthshine project"

Tuesday
26th February
10:15 am

JOINT PHYSICS AND ASTRONOMY COSMOCOFFEE Seppo Katajainen
"Antimatter decay signal in the Galactic center"

Friday
22nd February
12:15 pm

Markku Poutanen (Finnish Geodetic Institute)
"From Väisälä to VLBI. Joint interests of geodesy and astronomy"

Friday
15th February
12:15 pm

Leena Tähtinen
"Popularise or perish!"

Friday
8th February
12:15 pm

Mauri Valtonen
"Dark energy in the local neighbourhood"

Friday
1st February
12:15 pm

Andrei Berdyugin
"First detection of polarized scattered light from an exoplanetary atmosphere"

Tuesday
22nd January
10:15 pm

Pasi Nurmi
"Dark Matter Substructure in the Simulations and Observed Universe"

Power Point version

Friday
11th January
12:15 pm

Jens Melinder (Stockholm Observatory)
"First results from the Stockholm VIMOS Supernova Survey - Detection efficiency and photometry"

2007

Friday
14th December
12:15 pm

Esko Gardner
"Modelling the Milky Way - Potential Theory & The Orbit of the Sun"

Tuesday
11th December
10:15 am

JOINT PHYSICS AND ASTRONOMY COSMOCOFFEE
Quantum room 179
Tuomas Multämäki
"Large scale structure in non-standard cosmologies"

Friday
7th December
12:15 pm

No Seminar

Tuesday
4th December
12:15 pm

Petri Väisänen
"Bird life and SALT: A multiple merger in a luminous IR-galaxy"

Friday
30th November
12:15 pm

Vilppu Piirola
"Synchronization in magnetic CVs"

Wednesday
28th November
12:15 pm

V. B. Titov
"Variational Method for Searching Periodical Orbits"

Tuesday
27th November
10:15 am

JOINT PHYSICS AND ASTRONOMY COSMOCOFFEE
Mauri Valtonen
"LAGEOS, Gravity Probe B and OJ287"

Friday
23rd November
12:15 pm

Erkki Kankare
"Optical depth of spiral galaxy disks"

Thursday
22nd November
12:15 pm

K. V. Kholshevnikov
"Spaces of Keplerian Orbits: Metrics and Topology"

Wednesday
21st November
12:15 pm

Alexey S. Rastorguev and Marina V. Zabolotskikh
"The Moscow program of Cepheid Investigations and the Distance Scale" and "The Photometry of Poorly Studied Open Star Clusters in the Milky Way"

Tuesday
20th November
10:30 am

Marion Douspis
"Constraints and degeneracies on cosmological parameters"

Friday
16th November
12:15 pm

Kaj Wiik
"Space VLBI with HALCA and Astro-G"

Friday
9th November
12:15 pm

Esko Valtaoja
"Physics of parsec-scale AGN jets"

Friday
2nd November
12:15 pm

Elina Lindfors
"Recent MAGIC results"

Friday
26th October
12:15 pm

Robert Cumming
"Galaxy formation processes close to home: The strange kinematics of luminous blue compact galaxies"

Thursday
25th October
12:15 pm

Oliver Butters
"Simulating light curves in intermediate polars"

Rebecca Wilson
"Space dust - the building blocks of life"

Friday
19th October
12:15 pm

Seppo Mattila
"Spitzer observations of dusty supernovae"

Wednesday
17th October
12:15 pm

Bo Reipurth (University of Hawaii)
"Dynamical Evolution of Young Binaries"

Friday
12th October
12:15 pm

Alexander Mylläri
"Structure of the velocity field in dynamical systems with two degrees of freedom"

Thursday - Friday
4th-5th October

NO SEMINAR due to
"Tuorla and Tartu Observatories' Autumn Meeting in cosmology and large scale structure"

Friday
28th September
12:15 pm

Chris Flynn
"Mass to light ratio of the local galactic disk"

Friday
21st September
12:15 pm

Kimitake Hayasaki
"Accretion flow around the supermassive binary black holes"

Friday
14th September
12:15 pm

Jia-Qing Zheng & Y. H. Ma
"On the origin of retrograde satellites of Saturn and Jupiter"

Friday
7th September
12:15 pm

Laura Dunn
"SAPAC (SBF Analysis Package for the Astronomical Community): Results and applications"

Friday
17th August
12:15 pm

Dr. Haibin Zhao
"NEO Survey Telescope and future planetary science research of China"

THURSDAY
9th August
12:15 pm

Prof Ali Talib Mohammed (Baghdad)
"On imaging of extrasolar planets"

Friday
27th July
12:15 pm

V.A. Hagen-Thorn (St. Petersburg)
"Colour and polarimetric variability of AGNs"

Friday
8th June
12:15 pm

Seppo Mattila (Queen's University of Belfast)
"Near-IR Searches and Spitzer Observations of Dusty Supernovae"

Friday
1st June
10:30 am - evening

Finnish Astronomical Society's Astronomers' Day 2007. The meeting is being organised by Elizaveta Rastorgueva of Tuorla Observatory.

Meeting programme.

Friday
25th May
12:15 pm

Jari Kotilainen
"Supermassive black holes in massive galaxies"

Friday
18th May
12:15 pm

No seminar

Friday
11th May
12:15 pm

Jianghua Wu
"Blazar Monitoring at Xinglong Station"

Friday
4th May
12:15 pm

Mauri Valtonen
"OJ287 became SEXy"

Friday
27th April
12:15 pm

Alexander Riehokainen
"3-minute oscillations at wavelength 1.76 cm in 1992-2006"

Friday
20th April
12:15 pm

No seminar

Friday
13th April
12:15 pm

Svetlana Berdyugina
"Stellar butterfly diagrams"

Friday
6th April
12:15 pm

EASTER
No seminar

Friday
30th March
12:15 pm

Laura Portinari
"Radial gradients in mass-to-light ratio and rotation curves in disc galaxies"

Wednesday
28th March
12:15 pm

Sergei Fabrika (University of Oulu)
"Ultraluminos X-ray sources in external galaxies"

Abstract

Friday
23rd March

Astrobiology seminar day

09:30-10:00 Rami Rekola: Kuun merkitys varhaisen elämän synnylle (in Finnish)
10:00-10:30 Laura Terho: Late Heavy Bombardment ja sen vaikutukset elämän synnylle (in Finnish)
10:30-11:00 Ilkka Sevon: Mantereiden synty ja laattatektoniikan käynnistyminen arkeeisella ajalla (in Finnish)

11:00-12:15 A lunch at Hostel Tuorla (each person pays his own meal)

12:15-12:45 Liisa Gunnelius: The faint young Sun paradox: properties and effects of solar radiation on early Earth (in English)
12:45-13:15 Anssi Susilahti: Nature of LUCA (in English)
13:15-13:45 Tiina Laiterä: Membranes, Metabolism and Replication - the Origin of the Cell (in English)

13:45-14:30 A visit to the telescopes

14:30-15:00 Tuomo Liljenbäck: RNA maailma (in Finnish)
15:00-15:30 Mikko Ellmén: Hydroterminen biogeneesi (in Finnish)
15:30-16:00 Joonas Saario: Mahdollisuudet elämän synnylle Venuksessa ja Marsissa neljä miljardia vuotta sitten (in Finnish)

Programme and abstracts (PDF, 52 kB)

Friday
16th March
12:15 pm

Tuomas Multamäki (Laboratory of Theoretical Physics, University of Turku)
"Einstein and the Solar System"

Friday
9th March
12:15 pm

Eija Laurikainen (University of Oulu)
"Bars and bulges in the Hubble sequence"

Friday
2nd March
12:15 pm

Luca Casagrande
"The helium abundance in low mass stars"

Friday
23rd February
12:15 pm

Matts Roos (University of Helsinki)
"Theoretical models of Dark Energy"

Abstract

Friday
16th February
12:15 pm

Chris Flynn
"How special the Sun?"

Friday
9th February
12:15 pm

Leo Takalo
"Introducing KVA"

Friday
2nd February
12:15 pm

Seppo Katajainen
"Greetings from ESO Instrument Calibration Workshop 2007"

Friday
26th January
12:15 pm

Juhani Huovelin (University of Helsinki)
"X-ray Solar Monitor on board Smart-1. Selected results."

Friday
19th January
12:15 pm

Sami Niemi
"Nearby Groups of Galaxies"

Friday
12th January
12:15 pm

Mauri Valtonen
"The oldest unsolved problem in Mathematics and the oldest unsolved problem in Physics"

2006

Friday
1st December
12:15 pm

Rami Rekola
"Data Mining: the UKIDSS WSA at WFAU of ROE"

Friday
24th November
12:15 pm

No seminar

Friday
17th November
12:15 pm

Andrei Berdyugin
"Broad-band molecular polarization in cool magnetic white dwarfs"

Friday
10th November
12:15 pm

Pasi Hakala
"Ultracompact binaries"

Friday
3rd November
12:15 pm

Harry Lehto
"Microquasars"

Friday
27th October
12:15 pm

Kari Nilsson
"Testing the binary BH models of OJ287"

Friday
20th October
12:15 pm

No seminar

Friday
13th October
12:15 pm

Esko Valtaoja
"Understanding the basics of AGN jets... or not"

Friday
6th October
12:15 pm

Thomas Bretz and Daniela Dorner
"The MAGIC telescope project"

Friday
22nd September
12:15 pm

Linnea Linko
"Yliopiston uusi laatujärjestelmä" (The university's new quality system)
This is a non-scientific seminar, informing all Tuorla workers of the implications of the new quality control system the university is starting.

Thursday
14th September
12:15 pm

Joni Tammi
"Are hard spectral indexes really THAT evil?"

Tuesday
5th September
12:15 pm

Tapio Pursimo (Nordic Optical Telescope)
"La Palma Observing Facilities"

Monday
4th September
12:15 pm

Caroline Villforth (Landessternwarte Heidelberg)
"Quasar Host Galaxies in the FORS Deep Field"

Friday
28th April
12:15 pm

Erik Zackrisson
"The red halos of galaxies"

Friday
21st April
12:15 pm

Tommi Vornanen
"Spectropolarimetry of Magnetic Cataclysmic Variables"

Friday
7th April
12:15 pm

Heidi Lietzen
"Gravitational lensing and the cluster around RGB 1745+398"

Friday
31st March
12:15 pm

Elizaveta Rastorgueva
"Evidence for Co-Spatial Optical and Radio Polarised Emission in AGNs"

Friday
24th March
12:15 pm

Pasi Nurmi
"Subhaloes in cosmological N-body simulations"

Friday
17th March
12:15 pm

Luca Casagrande
"Broad-band colours, bolometric fluxes and temperature scale of lower main sequence stars"

Friday
10th March
12:15 pm

Svetlana Berdyugina
"Molecular diagnostics of cosmic magnetic fields"

Friday
24th February
12:15 pm

No seminar / Staff training
"Työajankohdentamisjärjestelmäkoulutus"

Friday
17th February
12:15 pm

Janne Holopainen
"MACHOs in dark matter halos"

Thursday
9th February
12:15 pm

Prof. Alexander Stepanov (Pulkovo Observatory)
"Recent Progress in Multiwavelength Investigations of Solar and Stellar Activity"

Friday
3rd February
12:15 pm

Esko Valtaoja
"Tuorla in 2006"

2005

Friday
16th December
12:15 pm

Seppo Katajainen
"Saludos de Paranal!"

Friday
25th November
12:15 pm

Laura Portinari
"The Tully-Fisher relation: zero-point and evolution"

Friday
18th November
12:15 pm

Niina Lehtinen
"Particle acceleration associated with interacting coronal mass ejections"

Friday
11th November
12:15 pm

Silja Pohjolainen
"Propagation characteristics of solar coronal mass ejections"

Friday
4th November
12:15 pm

Tuomas Multamäki
"Exorcising dark energy with modified gravity"

Friday
21st October
12:15 pm

Mauri Valtonen
"New interpretion of flat galactic rotation curves using General Relativity: Are massive halos unnecessary?"

Thursday
13th October
12:15 pm

Burkhard Fuchs (Astronomisches Rechen-Institut, Heidelberg)
"Fine structure in the phase space distribution of nearby subdwarfs"

Friday
30th September
12:15 pm

Alexey Butkevich (University of Oulu)
"Statistical biases in stellar astronomy: the Malmquist bias revisited"

Friday
23rd September
12:15 pm

Raul Jimenez (University of Pennsylvania)
"The Atacama Cosmology Telescope"

Friday
16th September
12:15 pm

Pekka Heinämäki
"Planck and the CMB"

Friday
24th May
12:15 pm

Sergey Trushkin
"Observations of AGNs with the RT32 telescope"

Friday
22nd April
12:15 pm

Renato Falomo
"Redshifts of BL LAc objects - results from VLT data"

Friday
15th April
12:15 pm

Rami Rekola
"Extended Local Group of galaxies"

Friday
18th March
12:15 pm

Pasi Hakala
"RATS - the RApid Temporal Survey: First results from the high time resolution optical survey"

Friday
11th March
12:15 pm

Pasi Nurmi
"Galaxy simulations and GAIA satellite"

Thursday
3rd March
12:15 pm

Erik Zackrisson
"The case for dark matter in the form of compact objects"

Friday
25th February
12:15 pm

Seppo Mikkola
"Quasisatellites of the terrestrial planets"

Friday
18th February
12:15 pm

Svetlana Berdyugina
"Optical support of the NASA/Stanford Gravity Probe B mission"

Friday
11th February
12:15 pm

Chris Flynn
"OJ287, pulsar networks, and waves in space and time"

Friday
4th February
12:15 pm

Elina Nieppola
"Properties of the BL Lac population based on the Metsähovi BL Lac sample"

Friday
28th January
12:15 pm

Juri Poutanen (University of Oulu)
"Millisecond pulsars"

2004

Friday
17th December
12:15 pm

Professor Gene Byrd, University of Alabama
"Resonance Ring Dynamics and Disk Surface Densities in NGC 3081"

Friday
3rd December
12:15 pm

Drs. A.V. Stepanov, V.V. Zaitsev and Yu.G. Kopylova
"Pulsations from Solar and Stellar Flares and Flare Plasma Diagnostics"

Friday
26th November
12:15 pm

Tomi Hyvönen
"Evolution of BL Lac host galaxies"

Friday
19th November
12:15 pm

Kari Nilsson
"BL Lac host galaxies at high redshifts"

Thursday
18th November
12:15 pm

Horst Fichtner
"Cosmic Rays, Cold Winters and the Solar Dynamo"

Friday
5th November
12:15 pm

Chris Flynn
"A Galactic halo road map"

Friday
29th October
12:15 pm

Joni Virtanen
"Stochastic acceleration of particles in parallel relativistic shocks"

Wednesday
20th October
12:15 pm

Chanda Jog
"Thickness distribution of stars and gas in a galactic disk"

Friday
15th October
12:15 pm

Andrei Berdyugin
"Interstellar extinction at high galactic latitudes"

Friday
8th October
12:15 pm

Harry Lehto
"Bioastronomy 2004 meeting in Iceland"

Friday
24th September
12:15 pm

Yu. Baryshev (St. Petersburg University)
"Fractal Structure of Large Scale Galaxy Distribution"

Friday
17th September
12:15 pm

Seppo Katajainen
"Cataclysmic Variables: What we should look for in those ´ cosmic laboratories by using ESO-telescopes?"

Friday
10th September
12:15 pm

Mauri Valtonen
"ESO and Tuorla"

Friday
14th May
12:15 pm

Jesper Sommer-Larsen (Nordita/TAC Copenhagen)
"Simulating Galaxy Groups and Clusters"

Friday
7th May
12:15 pm

Kaisa Henttunen
"Cosmology"

Friday
16th April
12:15 pm

Ivan Suhhonenko
"Studying large scale structures using N-body simulations"

Friday
2nd April
12:15 pm

Luca Casagrande
"Groups of galaxies in the simulated local universe"

Friday
26th March
12:15 pm

Reinhold Schlickeiser
"Astrophysical beam-plasma instabilities"

Friday
19th March
12:15 pm

Chris Thom
"High-velocity clouds"

Friday
12th March
12:15 pm

Laura Portinari
"Can a 'standard' Initial Mass Function explain the metal enrichment in clusters of galaxies?"

Friday
5th March
12:15 pm

Aleksey Butkevich (Pulkovo Observatory)
"Space astrometry: history, post-Hipparcos era and future prospects"

Friday
27th February
12:15 pm

Stefano Ciprini
"Spectral and temporal variability of Blazars"

Friday
20th February
12:15 pm

Janne Holopainen
"Luminosity limits on a Galactic white dwarf shroud"

Wednesday
11th February
12:15 pm

V.K. Dubrovich (Special Astrophysical Observatory, Pulkovo)
"Testing of Dark Ages by Spectral Spacial Fluctuations (SSF)"

Tuesday
10th February
12:15 pm

V.K. Dubrovich (Special Astrophysical Observatory, Pulkovo)
"Radio spectroscopy of molecules on the Sun, QSO and AGN"

Friday
30th January
12:15 pm

Chris Flynn
"The Galactic habitability zone"

Friday
23rd January
12:15 pm

Jari Kotilainen
"Spitzer Space Telescope is out there - are you ready?"

Friday
16th January
12:15 pm

Vladimir Gromow (Chalmers, Sweden and Astro Space Center, Russia)
"The Submillimetron project"

2003

Friday
28th November
12:15 pm

Rami Rekola
"Silver Coin Galaxy - using Planetary Nebulae to Measure the Distance"

Friday
21st November
12:15 pm

Elina Lindfors
"Gamma-rays from Blazars - back to SSC?"

Friday
14th November
12:15 pm

Leo Takalo
"What is OPTICON?"

Friday
31st October
12:15 pm

Krista Mäkinen
"Proper motion studies of the jet of R aquarii"

Friday
17th October
12:15 pm

Chris Flynn
"Disk dark matter; or, the longest thesis on the oldest telescope"

Friday
10th October
12:15 pm

Prof Burkhard Fuchs, Astronomisches Rechen-Institut, Heidelberg
"Density wave theory of Galactic Spiral Arms - the shearing sheet model"

Friday
3rd October
12:15 pm

Markku Lainela
"The Tuorla Computing System"

Friday
26th September
12:15 pm

Pekka Heinämäki
"Do We Really Need Planck?"

Friday
19th September
12:15 pm

Mauri Valtonen
"Jet Wobble and the Exact Moment of the 2006 Outburst in OJ 287"

Friday
12th September
12:15 pm

Eva Örndahl (Uppsala University)
"High Redshift Quasar Host Galaxies with Adaptive Optics"

Thursday
4th September
12:15 pm

Tianyi Huang (Nanjing University)
"Lypunov Exponents in Classical and Relativistic Dynamics"

Tuesday
15th April
12:15 pm

Victor Orlov (St. Petersburg)
"Dynamics of multiple stars"

Friday
4th April
12:15 pm

Rami Rekola
"Surface brightness fluctuation distances for nearby elliptical galaxies"

Friday
28th March
12:15 pm

Kari Nilsson
"Host galaxies of RGB BL Lacertae objects"

Friday
21st March
12:15 pm

Joni Virtanen
"Particle acceleration in modified shocks"

Friday
14th March
12:15 pm

Jari Kotilainen
"High redshift quasar host galaxies: mature or growing up?"

Friday
7th March
12:15 pm

Janne Holopainen
"White dwarfs and dark matter"

Friday
28th February
12:15 pm

Seppo Mikkola
"AA29 & QR322 - Two asteroids, co-orbital with planets"

Friday
21st February
12:15 pm

Liyong Zhou
"Kuiper Belt Objects"

Friday
14th February
12:15 pm

Laura Portinari (TAC, Copenhagen)
"The Mass-to-Light ratio and the Initial Mass Function in galactic discs"

Friday
7th February
12:15 pm

Arthur Chernin
"The flatness problem in cosmology"

Tuesday
4th February
12:15 pm

Diana Hannikainen (University of Helsinki)
"Microquasars"

Friday
31st January
12:15 pm

Leo Takalo
"Status of the new VHE-telescopes"

Friday
24th January
12:15 pm

Chris Flynn
"Cosmic production of Helium"

Friday
17th January
12:15 pm

Seppo Mikkola
"Individual Accuracy Checks for Massive Bodies and Particles in Symplectic Integration"

2002

Friday
29th November
12:15 pm

Seppo Katajainen
"I. Unsolved Mysteries of the Cataclysmic Binaries (The more you study, the less you know)"
"II. A short talk about the Tuorla Schmidt: The Schmidt Tower, the Return of the Observation Ring"

Friday
22nd November
12:15 pm

Andrej Berdyugin
"Polarimetry of interacting binaries CX Dra and W Ser with the KVA telescope"

Friday
8th November
12:15 pm

Joe Kahn
"Observations of large-scale shock waves on the Sun"

Friday
5th November
12:15 pm

Alex Pasechnik, St. Petersburg
"Analysis of Structures in Astronomical Images Using Iterated Function Systems"

Friday
25th October
12:15 pm

Alexander Riehokainen
"Results obtained in the ETR study of the Sun"

Friday
4th October
12:15 pm

Jyrki Hänninen
"Black Holes, heat my disk!"

Friday
29th September
12:15 pm

Tiina Schafeitel
"Modelling the host galaxies of EGRET Blazars"

Friday
20th September
12:15 pm

Joe Khan
"Observations of large-scale shock waves on the Sun"

Friday
13th September
12:15 pm

Pekka Heinamäki
"The mass function of the Las Campanas loose groups of galaxies"

Wednesday
4th September
12:15 pm

Dr. Reynier Peletier (University of Nottingham / Observatoire de Lyon)
"SAURON - study of early-type galaxies in 2D"

Friday
14th June
12:15 pm

Prof. Xiong, Darun (Purple Mountain Observatory, Chinese academician) and Prof. Deng, Licai (National Observatory of Academy of China)
"Open Cluster studies at NOAC"

Tuesday
11th June
12:15 pm

Mark Türler
"Modelling synchrotron radio outbursts in active galactic nuclei"

Friday
3rd May
12:15 pm

Harry Lehto
"Astrobiology for astronomers"

Friday
26th April
12:15 pm

Timo Laitinen
"On the relation between solar wind heating and energetic particles"

Friday
19th April
12:15 pm

Leo Takalo
"Introducing RAFI"

Friday
12th April
12:15 pm

E. Polyakhova
"Solar sails as space-based solar screens against Earth's climatic warming"

V. Orlov
"Dynamics of rotating three-body system"

Monday
8 April
12:15 pm

Martin Merck (Würzburg, Germany)
"MAGIC as an instrument for ground based gamma-ray astronomy"

Friday
5th April
12:00 pm

Laurits Leedjärv (Tartu Observatory)
"Symbiotic stars emitting high-velocity jets"

Friday
22nd March
12:15 pm

Mikko Hanski
"Cosmological n-body simulations and galaxy formation"

Friday
15th March
12:15 pm

Seppo Katajainen
"Tales of the fellowships of the accretion rings: white dwarfs, red dwarfs and magnetic fields"

Friday
8th March
12:15 pm

Seppo Mikkola
"Stable chaos in the restricted 3-body problem"

Friday
1st March
12:15 pm

Arthur Chernin (Moscow & VISPA)
"The first three picoseconds"

Friday
15th February
12:15 pm

Horst Fichtner (Institut für Theoretische Physik IV: Weltraum- und Astrophysik, Ruhr-Universität Bochum)
"Anomalous Cosmic Rays and the Boundaries of the Solar System"

Friday
8th February
12:00 pm

Andrei Berdyugin
"Interstellar extinction, polarisation and galactic magnetic field at high galactic latitudes"

Friday
1st Febuary
12:15 pm

Jari Kotilainen
"Black hole masses of BL Lac objects"

Friday
25th January
12:15 pm

Esko Valtaoja
"The present and the future of Tuorla Observatory: studying, teaching, researching"

2001

Friday
14th December
12:15 pm

Seppo Laine, STSCI
"Nested and Single Bars in Seyfert and Non-Seyfert Galaxies"

Friday
30th November
12:15 pm

Juha Reunanen
"Near-infrared spectroscopy of nearby Seyfert galaxies"

Friday
23rd November
12:15 pm

Tuomas Savolainen
"Millimetre Continuum Variations and VLBI Structure in Blazars"

Friday
16th November
12:15 pm

Kaj Wiik
"Doppler Boosting and the Black Sheep"

Friday
2nd November
12:15 pm

Silja Pohjolainen
"Radio signatures of solar coronal mass ejections"

Friday
26th October
12:15 pm

Rami Vainio, Space Research Laboratory
"Numerical simulations of ion pick-up in collimated relativistic blast waves"

Friday
12th October
12:15 pm

Timo Prusti (ESTEC, Noordwijk)
"Luminosity functions of young stellar clusters"

Thursday
11th October
12:15 pm

Timo Prusti (ESTEC, Noordwijk)
"The ISO data archive"

Friday
28th September
12:15 pm

Ramon Brasser
"Secular resonances of terrestrial-planet trojans"

Friday
21st September
12:15 pm

Chris Flynn
"Still hope for white dwarfs as dark matter"