... At 22:42:27 UT 26/07/09, the Burst Alert Telescope (BAT) on board of the SWIFT multi-wavelength space observatory triggered and located GRB 090726 gamma-ray burst event. ... About half an hour after the BAT trigger, the first images were obtained with the SAO RAS Zeiss-1000 telescope in four BVRI filters (see Fig.1). ... The spectrum of the optical transient was obtained with the SAO RAS 6-m BTA telescope 1.54 hours after the burst, using the SCORPIO instrument in the spectroscopic mode (Fig.2). ...

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... About half an hour after the BAT trigger, the first images were obtained with the SAO RAS Zeiss-1000 telescope in four BVRI filters (see Fig.1). ... The spectrum of the optical transient was obtained with the SAO RAS 6-m BTA telescope 1.54 hours after the burst, using the SCORPIO instrument in the spectroscopic mode (Fig.2). ... The spectrum of the optical transient GRB090726 with identified lines, obtained with the BTA 1.54 hours after the burst. ...

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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. ...

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• Institute of Applied Astronomy Russian Academy of Sciences.
• Software
• Conference archive

... Previous: Generalized Linear Multi-Frequency Imaging in VLBI . ... At Astronomical Observatory of Valencia University (OAUV), CCD observations of asteroids and big planets satellites are obtained since 2001 with a big format camera and several telescopes. ... Software for comparison of single and overlapped CCD fields obtained at different epochs has been developed. ... After images measurement in CCD field, catalogue stars are identified and adjusted with images. ...

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• Modern CCD Observations of Moving Celestial Objects: Algorithms and Software
• On-The-Fly Re-Calibration of HST Observations
• Simulated AXAF Observations with MARX

Fermi s Gamma ray Pulsars . ... Traditionally identified and studied by observing their regular radio pulsations , two dozen pulsars have now been detected at extreme gamma-ray energies by the Fermi Gamma-ray Space Telescope . ... This gamma-ray all-sky map, aligned with the plane of our Milky Way Galaxy, shows the pulsar positions, with the 16 new Fermi pulsars circled in yellow (8 previously known radio pulsars are in magenta). ... NASA Web Site Statements, Warnings, and Disclaimers . ...

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• Fermi s Gamma ray Pulsars
• Fermi s Gamma Ray Sky
• Астронет > Fermi s Gamma Ray Sky

OBSERVATION of RADIO LOUD PULSARS with the Fermi-LAT -ray telescope Thierry Reposeur CENBG Bordeaux, France on behalf of the Fermi-LAT Collaboration and the Pulsar Timing Consortium Orange Pulsar Meeting 27-28 September 2010 Orange, NSW, Australia pre-Fermi era 7 pulsars known to radiate -rays (6 EGRET, 1 COMPTEL) Vela, the brightest Geminga, 1st radio quiet B1952, no cutoff A too small population for an extensive study Fermi-LAT sensitity about 25x EGRET's expect many more pulsars. ...

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• Collaborations involved unpublished data
• Multifrequency Observations of the Gamma-Ray Blazar 3C 279 in Low-State during
• Shea Brown Homepage

To appear in "Fourth Workshop on Robotic Autonomous Observatories (2015)"RevMexAA(SC) METEOR OBSERVATIONS WITH MINI-MEGATORTORA WIDE-FIELD MONITORING SYSTEM S. Karpov, 1, 3 N. Orekhova2 G. Beskin, 1, 3 A. Biryukov3,4 S. Bondar,2 E. Ivanov,2 E. Katkova,2 A. Perkov, and V. Sasyuk3 RESUMEN 2 Favor de prop orcionar un resumen en espanol. ... The faintest detected meteors has the peak brightness about 10 mag, while the ma jority - from 4 to 8 mag. ... 2010; Karpov et al. 2013; Beskin et al. ...

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• astro-ph

VLA observations of the most metal-deficient BCGs in HI-line . ... Two HI density peaks almost coinside on positions with two BCGs at the projection distance 22 kpc each other. ... These both alongated denser regions are oriented approximately perpendicular to major axes of the both optical galaxies, what is seemingly consistent with the picture of propagating star formation or/and ionized gas outflow from the giant regions of current star formation (superwind). b). ...

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• All Sky Catalog at 2.7 GHz
• A VLBI survey at 2.29 GHz
• A 20 cm VLA survey of Abell clusters of galaxies

Proposal Identification No.: ... Proposal Type: General Category: Observation Category: Total Time Requested: Minimum Useful Time: Prop osal Title: ABSTRACT: Regular Pulsars Galactic 40 Hours 1.5 h Timing Five Millisecond Pulsars Found in Fermi Unidentified Sources We propose timing observations over a span of one year of five binary millisecond pulsars found in Fermi gamma-ray unidentified sources. ... This proposal requires coordination with Punta Salinas radar within the band 1222-1381 MHz.. ...

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• http://www.naic.edu/vscience/schedule/tpfiles/StinebringtagP2824tp.pdf
• http://www.naic.edu/vscience/schedule/tpfiles/FonsecatagP2945tp.pdf
• http://www.naic.edu/vscience/schedule/tpfiles/StinebringtagP2824tp.ps

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

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• ADASS '97 Program Information

... Science Users Information > Libraries > LISA Conferences . ... This site provides links to past and future LISA conference pages and proceedings . ... via Program page or directly at http://eventi.oacn.inaf.it/lisa7/conference/lisa-vii-program/ . ... http://eventi.oacn.inaf.it/lisa7/conference/lisa-vii-program/ . ... Print and Electronic Conference Proceedings: . ... Available at http://www.eso.org/sci//php/libraries/lisa/lisa3/proceedings/ and http://www.stsci.edu/institute/conference/lisa3/ . ...

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• PAM Bulletin
• Sample Identification
• Southern Fireworks above ESO Telescopes | ESO

... Astrophysics Group . ... AMI Publications . ... AMI Consortium: Hurley-Walker N. et al., 2011, preprint (arXiv:1103.0947) . ... AMI Consortium: Olamaie M. et al., 2010, preprint (arXiv:1012.4996) . ... AMI Consortium: Shimwell T. W. et al., 2010, preprint (arXiv:1012.4441) . ... AMI Consortium: Davies et al., 2010, preprint (arXiv:1012.3659) . ... AMI Consortium: Franzen et al., 2010, preprint (arXiv:1012.3711) . ... AMI Consortium: Rodriguez-Gonzalvez C. et al., 2010, preprint (arXiv:1011.0325) . ...

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• Dave Green: research
• Publication List
• Abstract

... SCIENTIFIC CONFERENCE . INTERNATIONAL COLLABORATION IN ASTRONOMY: . ... The conference "International Collaboration in Astronomy: Actual state and Prospective" forms a part of the program of EAAS 6th General Meeting. ... The conference scientific program includes discussion of a [current] situation with international collaboration in astronomy and of its prospects. ... International collaboration in astronomical education and dissemination of scientific knowledge and achievements of science . ...

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• APOD: 2009 July 9 - Fermi's Gamma ray Pulsars
• APOD: 2009 March 21 - Fermi's Gamma Ray Sky
• APOD: 2002 May 17 - Gamma Ray Burst, Supernova Bump

... International teams of astronomers are now busy working on new and exciting data obtained during the last week with telescopes at the European Southern Observatory (ESO) . ... Gamma-Ray Bursters (GRBs) are brief flashes of very energetic radiation - they represent by far the most powerful type of explosion known in the Universe and their afterglow in optical light can be 10 million times brighter than the brightest supernovae [1] . ... 3] See also the Press Release , issued by SAAO on this occasion....

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• K-band Arcetri Obscured Supernova Search - Detected Supernovae
• K-band Arcetri Obscured Supernova Search - What is the KAOSS Projrect?
• CHIANTI atomic database

... In collaboration with Drs Van Genderen (Leiden, Holland) and Sterken (Brussels, Belgium) papers XV and XVI in the series `Light Variations of Massive Stars' were published. These dealt with the brightness variations of several massive stars in the two nearest neighbour galaxies, namely six stars (R85, R99, R103, R110, R123 and R128) in the Large Magellanic Cloud (LMC) and two (R42 and R45) in the Small Magellanic Cloud (SMC). ...

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• First CCD Observations of Asteroids from Armagh
• C.J. Butler, Research Astronomer
• C.S. Jeffery, Research Astronomer

ASTROPHYSICS AND COSMOLOGY AFTER GAMOW - THEORY AND OBSERVATIONS . Gamov Memorial International Conference dedicated to 100-th anniversary of George Gamow . ... All contributions should be sent to Prof. S. Silich, e-mail: silich@inaoep.mx using the Macros ( pdf , ps , tex ), the session where your contribution was made. ... The length for the contributions will be:   . ... plenary talks – 12 pages . memorial talks – 6 pages . oral contributions – 4 pages . ... posters – 3 pages . ...

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• The Solar Wind--History
• Galileo Finds Giant Iron Core in Jupiter's Moon Io

... Tonight's Sky . ... Observing . ... Star Atlas . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... A "super-Earth" identified . ... This icy super-Earth dominates the region around its star that in our solar system is populated by the gas-giant planets Jupiter and Saturn," explains Andrew Gould, leader of MicroFUN and professor of astronomy at The Ohio State University. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

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• Most massive binary star identified | Astronomy.com
• Has dark matter ever been detected in or around the Milky Way Galaxy? |
• Data from Planck measure contaminants in the BICEP2 observation | Astronomy.com

The Variable Gamma-Ray Source 2CG 135+01 ApJ, 497:L89-L91, 1998 7 h gamma AGN variability . gamma-radio-AGN-variability ADS query . ... Model for the High-Energy Emission from Blazars 1993ApJ.. ... Possible Production of High-Energy Gamma Rays from Proton Acceleration in the Extragalactic Radio Source Markarian 501 astro-ph/9803241 K.Mannheim . ... A theoretical unifying scheme for gamma-ray bright blazars astro-ph/9807317 G. Ghisellini, A. Celotti, G. Fossati, L. Maraschi, A. Comastri . ...

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• Sources in the LMC: comments to the Table 2

The HST images of GRB 990123. HST has observed this field in the 50CCD (open) filter on the 8 February 1999, 23 March 1999, and the 7 February 2000, or 16, 59 and 380 days after outburst. ... On the left in the above image is the February 1999 image of GRB 990123, on the right the difference between that image and the February 2000 image. ... On the left in the above image is the March 1999 image of GRB 990123, on the right the difference between that image and the February 2000 image. ... 1999). ...

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• HST this week: 075
• brown dwarfs - 5
• Spitzer Observations of NGC 2547: The Disk Population at 25 Million Years

ROBOTIC OBSERVATIONS OF INTEGRAL SOURCES IN THE OPTICAL DOMAIN Д Д Petr Kubanek1,2,4 , Rene Hudec 1 , John French3,4 , Jan Strobl1 , Martin Nekola1 , and Filip Munz1 1 Astronomicky ustav Akademie ved Ceske republiky, Ondrejov, Czech Republic ДД Д 2 INTEGRAL Science Data Center, Chemin d'Ecogia 16, Versoix, Switzerland 3 University College Dublin, Dublin, Ireland 4 for the Watcher Collaboration ABSTRACT ... The sources are monitored with BART[3]. ... IGR J00234+6141 error box. ...

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• http://hea.iki.rssi.ru/integral06/papers/I34_Kubanek01-25Apr07_22:28:34.pdf
• http://hea.iki.rssi.ru/integral06/papers/D31_Bikmaev01-05Feb07_11:12:42.pdf
• Second Spectrum-RG/eROSITA Conference