... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to Guesthouse . ... Survey Telescopes . ... This video fades back and forth between views of the stellar nursery Monoceros R2 in visible and infrared light. The visible-light view was created from digitised photographs through red and blue filters forming part of the Digitized Sky Survey 2 (DSS) and the new infrared view comes from the VISTA telescope at Paranal. ...

Other groups working on a similar program: . DANEOPS , the DLR-Archenhold Near Earth Objects Precovery Survey . Andrea Boattini - IASF-CNR . Giuseppe Forti - Arcetri Astrophysical Observatory . ... Maura Tombelli - Montelupo Observatory (code 108) . ... The PHA 2000 LY27 was located on June 14, 2000 on a Siding Spring photographic plate copy available at Arcetri Observatory. ... The location of 2000 BF19 on a POSS-2 plate marks the beginning of regular access to the Arcetri Plate Library. ...

As was the case with the northern HDF, there is likely to be lively interaction and competition among groups interpreting the HDF-S data and carrying out follow-up observations. ... Here we provide a clearinghouse of links to web pages by various groups who are carrying out HDF-S research and observations. We invite anyone contemplating follow-up observations or detailed analysis to share information through this web page. ... Main HST HDF-S page . ... Main AAO HDF-S page . ...

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.

... Seminar archive . ... Type Ia Supernovae (SNe Ia) have an important role to measure a distance to an anonymous galaxy because they have a good correlation of the decline rates of the light curves with the absolute luminosity. ... First, super-Chandrasekhar SNe which have extremely high luminosity, slow decline rate of the light curves, slow expansion velocity and strong carbon features. ... As another example of diversity of SNe Ia, I would like also to introduce Type Iax SNe. ... All seminars: . ...

The spectrophotometrical complex of the 6-m telescope in Nasmyth-1 focus . ... A new sample of 360 blue compact galaxies with a strong star formation was build on the base of the Second Byurakan Survey. ... More that 20 galaxies with the extremely low-abundances of heavy elements in the range of 1/30-1/10 of the Sun's one, were found. ... During the 15-years observation term near 500 spectra of the unique source SS~433, from which the relativistic jets were found for the first time, were obtained. ...

Today's APOD | ... Editor's choices for the most educational Astronomy Pictures of the Day about quasars: . APOD: 2003 May 20 - A Primordial Quasar . ... The nearest quasars are now known to be supermassive black holes in the centers of galaxies . Gas and dust that falls toward a quasar glows brightly, sometimes outglowing the entire home galaxy. ... Explanation: Quasars (QUASi-stellAR objects) lie near the edge of the observable Universe . ... APOD: 1999 December 26 - Gamma-Ray Quasar . ...

NGC 4013 and the Tidal Stream . ... M.Pohlen ( Cardiff ), S.Majewski ( U.Virginia ), J.Pe arrubia ( U.Victoria ), C.Palma ( Penn State ) Explanation: Nearly 50 million light-years away in the constellation Ursa Major, NGC 4013 was long considered an isolated island universe . ... Astronomers argue that the newly discovered tidal stream also explains a warped distribution of neutral hydrogen gas seen in radio images of NGC 4013 and offers parallels to the formation of our own Milky Way galaxy. ...

... We have developed an integrated system that performs astronomical observations in Near Infrared bands operating two-dimensional instruments at the Italian National Infrared Facility's ARNICA and LONGSP . ... The user interface is organized as widget-based X11 client. ... 1993; Di Giacomo et al. 1993). ... Moreover, if the interprocess communication interface includes support for networking, the software immediately becomes network distributed software. ... DESQview/X User Guide 1993, Quarterdeck . ...

We observed three AGN from the Parkes Half-Jansky Flat-spectrum Sample at near-infrared (NIR) wavelengths to search for micro-variability. In one source, the blue quasar PKS 2243-123, good evidence for NIR micro-variability was found. ... Australia Telescope National Facility . PO Box 76, Epping, . ... Australia . ... You can now find me in room 99 at Epping. Home Duchamp Duchamp downloads Links Publications Astro Acronyms Japanese Poetry ...

... Contact: Huib van Langevelde, Director Joint Institute for VLBI in Europe +31 521 596 500 langevelde@jive.nl www.jive.nl Arpad Szomoru, Head of Technical Operations and R D Joint Institute for VLBI in Europe +31 521 596 500 szomoru@jive.nl www.jive.nl Michael Lindqvist, Astronomer Onsala Space Observatory +46 31 772 55 08 michael.lindqvist@chalmers.se www.chalmers.se/rss/oso-en Kristine Yun, EXPReS Public Outreach Officer Joint Institute for ...

The W44 supernova remnant is nestled within and interacting with the molecular cloud that formed its parent star. Fermi's LAT detects GeV gamma rays (magenta) produced when the gas is bombarded by cosmic rays, primarily protons. ... Blue shows X-ray emission mapped by the Germany-led ROSAT mission. NASA/DOE/Fermi LAT Collaboration, NRAO/AUI, JPL-Caltech, ROSAT ...

... Telescopes . ... 2001: . Interferometric observations in the infrared range at the 6-m BTA telescope, 10-m Keck telescope and at the 6.5-m MMT telescope revealed that the star Gliese 569V near the Sun is a young system of brown dwarfs. ... In collaboration with the MPIFR (Germany) and W.M. Keck Observatory (USA). The environs of a massive oxygen Wolf-Rayet-type star in our Galaxy we studied with the RATAN-600 at the 21cm hydrogen line. ... In collaboration with the SAI MSU. Archive . ...

... Flux density at 1 GHz (/Jy): 28 . ... Radio: Shell, brightest to the S. Optical: Filaments correspond well to the radio shell, brightest in SE. X-ray: Brightest to NW, with point source near centre. Point sources: Central, variable X-ray source, and nearby pulsar. ... Molonglo at 408 MHz (3') and Parkes 64-m at 5 GHz (4'). ADS . ... ASCA observations of compact X-ray source. ... X-ray variability of central source. ... ATCA at 1.4 GHz (50''), including H I absorption to central source. ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Asteroid . ... Site . ... The evening of October 26, 2011, Mark Trueblood, Robert Crawford, and Larry Lebofsky used the Kitt Peak 2.1-m telescope to observe Near Earth Asteroid (NEA) 2008 QT3. ... single still jpeg frame . ... The National Optical Astronomy Observatory (NOAO) issued a press release concerning Morgan's work on Monday, November 21, 2011 and posted it on the home page of their web site . ... 2013 Winer Observatory. ...

... It was designed to observe the solar wind approaching Earth, from a position near the Lagrangian point L1, and it is part of the International Solar-Terrestrial Physics (ISTP) Initiative . ... The original plan called for "Wind" to approach its final station over two years, undergoing two close encounters with the Moon to boost its speed. ... If however the object is moving , the encounter is not symmetric, and in the end the spacecraft may have gained or lost speed, depending on its trajectory. ...

... It was designed to observe the solar wind approaching Earth, from a position near the Lagrangian point L1, and it is part of the International Solar-Terrestrial Physics (ISTP) Initiative . ... The original plan called for "Wind" to approach its final station over two years, undergoing two close encounters with the Moon to boost its speed. ... If however the object is moving , the encounter is not symmetric, and in the end the spacecraft may have gained or lost speed, depending on its trajectory. ...

The IAA RAS . ... View details . ... Observatories 'Svetloe' and 'Zelenchukskaya' participate in frequent VLBI-observation sessions organized by the International VLBI Service for Geodesy and Astrometry . ... As part of collaboration with the U. S. Naval observatory in the areas of EOP determination and analysis the USNO uses IAA RAS daily EOP data obtained from SLR and VLBI. ... The IAA RAS and the Centre National d'Etudes Spatiales carry out joint DORIS observations on the Badary observatory. ...

... at 14 00 on Friday, February 14 , 2003 . 100-th seminar) . ... A.A.Arkharov (GAO), V.M.Larionov (SPbSU) . Observations of SN and GRBs in IR at AZT-24 GAO RAN" . 30 min . ... Yu.N.Gnedin (GAO) . Polarimetrical observations of AGN and Quasars: measurements of magretic fields near Black Holes" . ... The secretary of the seminar - M.E.Prokhorov . Access free (code 4385) . Abstracts and INTERNET Subscribe possible at . ...