... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

STATUS REPORTS 1. ... The scheduled DECON was performed last night and the instrument is re-cooled to -88C. - Science status - nominal. ... NICMOS Status - Engineering status - Yesterday's discussions produced an approach to today's Pre-Alignment Check-Out (7134, which called for the Pre-postioning of the PAM during the day Monday, after which NICMOS would be brought down to BOOT mode where it is not susceptible to SAA-induced SUSPENDs. ... PLANNING REPORTS 1. ... Go back to the Meeting Minutes Page ...

The night sky brightness, together with number of clear nights, seeing, transparency, photometric stability and humidity, are some of the most important parameters that qualify a site for front-line ground--based astronomy. ... Night sky at ESO-Paranal (Chile). ... Night sky brightness data . ... UBVRI night sky brightness at ESO-Paranal during sunspot maximum (A 2003, PDF) . ... The Dancing Sky: six years of night sky observations at Cerro Paranal (Starlight 2007 conference proceedings, PDF) . ...

... Armagh Observatory received many telephone and internet reports from members of the public regarding sightings of a bright meteor or fireball which crossed over Northern Ireland in the early morning of Sunday, 10th October. ... Account: I was driving on the main Armagh/Portadown Road travelling towards Richhill when the sky in front of me was lit up by a couple of very bright flashes of light which were followed by a trail of white light. ... The trail faded over approximately 20 seconds. ...

... General information . ... Staff . Research staff . Technical, administrative & librarian staff . ... Infrared astronomy . ... Historical highlights . ... Friends of Arcetri . ... This leads to a number of technical reports which remain often unpublished in the general journals. ... 1993 Reports list. 1994 Reports list. 1995 Reports list. 1996 Reports list. 1997 Reports list. 1998 Reports list. 1999 Reports list. ... Twenty years of Arcetri Technical Reports! ...

... Upper limits (3 sigma) to any radio flux density were established on the following dates: July 2.01 UT, < 0.585 mJy at 22.460 GHz (wavelength lambda = 1.3 cm); 3.00, < 0.900 mJy at 14.940 GHz (lambda = 2.0 cm) and < 0.189 mJy at 8.460 GHz (lambda = 3.5 cm); 8.968, < 0.291 mJy at 8.460 GHz and < 0.918 mJy at 22.460 GHz; 22.038 < 0.161 mJy at 8.460 GHz and < 0.464 mJy at 22.460 GHz; Aug. 9.00, < 0.129 mJy at 8.460 GHz; 14.837, < 0.187 mJy at 8.460 GHz and < 0.372 mJy at 4.860 GHz (lambda = 6.2 cm). ...

. 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.

This page is devoted to information on Supernova 1999br in NGC 4900 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main supernova page. ... Note that there is a very bright foreground star (mag about 11.3) located near the position of Supernova 1999br . ... Mag . ... vsnet-chat 1771 ] Host galaxy of SN1999br . ... from [ vsnet-alert 2870 ] SN 1999br in NGC 4900 . ... The host galaxy NGC 4900 has a rather peculiar appearance. ...

... About ATNF overview . ... Australia Telescope Steering Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . ... Australia Telescope 20GHz Survey . ... Bright prospects: Comparing the H Survey with large-scale radio continuum emission . ... Prospects for comparisons between the AAO/UKST H \ survey and large-scale radio continuum emission are considered, with particular reference to the recently completed Parkes 2.4-GHz survey of the southern Galactic Plane. ...

. " The Arecibo Observatory is sponsored by the National Science Foundation. Any opinions, findings and conclusions or recommendations . expressed in this publication are those of the author(s) and do not necessarily reflect the views of the National Science Foundation."

... Liyong Liu (NAOC) . Site testing on seeing conditions of the astronomical observatories over China are briefly reviewed, including Xionglong station of NAOC, Gaomeigu station of Yunnan Observatory, Delingha station of Purple Mountain Observatory. ... PDF [3.0€аMB] October 8, 09:55 10:20 . ... In this paper, we will review the site survey activities in the past years, and present the site-testing results on the Oma site, including cloud cover, seeing, water vapor, transparency and sky brightness. ...

The Astronomical Society of Australia has been asked by STANDARDS AUSTRALIA to compile a list of "designated" optical observatories that are valuable resources for (i) research, (ii) education and (iii)community use. The ASA is the final arbiter of whether any particular observatory is so designated. ... Status as a designated observatory will be reviewed every 2 years based on calendar year annual reports submitted in January. ... phone: 02 6125 0268 . ... Registry Number . ... Number of nights . ...

... Next: Object Detection Using Up: Object Detection and Previous: Automated Classification of . ... A status report of the The GSC Object Classifier (GOC) project is presented. ... The GSC contains multiple entries for some objects due to plate overlap. It classifies objects as stars, non-stars, galaxies, blends and potential artifacts; the latter three classifications are rare, and only exist in GSC version 1.1, to which they were added manually. ... star, . ... non-star, . ...

SAI 175 anniversary . ... Moscow University . Search for in SAI Moscow University Search for in Russian astronomical resources . ... SAI Astronomical Databases . ... Browse SAI Software archive(ftp.sai.msu.su) . ASTRONET.RU - Russian Astronomical Network (available in translit also) . ... SAI Supernovae Research Group . ... Department of the Galaxy and Variable Stars (in Russian) . Sternberg Astronomical Institute Seminars . ... All-Russian Astronomical Olympiad (in Russian) . ...

The SED of J1118+480 corrected for the adopted column depth of N$_{\rm H}~= 1.3~\times~10^{20}$~cm$^{-2}$. ... No ad hoc corrections have been applied to these data; error bars are plotted on every eighth point. 3) The {\it EUVE} data become quite uncertain near the lowest energy (0.10 keV); error bars are displayed on approximately every third data point. 4) The {\it Chandra} LETG spectrum has very small statistical errors; error bars are drawn on every tenth data point. ...

... Visiting astronomer, National Optical Astronomical Observatories.. ... Visiting astronomer, Calar Alto German-Spain Observatory.. ... IRAF 6 . IRAF: the Image Reduction and Analysis Facility is distributed by the National Optical Astronomy Observatories, which is operated by the Association of Universities for Research in Astronomy, In. ... MIDAS is an acronym for the European Southern Observatory package - Munich Image Data Analysis System. root . ...

... Donate to Support Science Literacy . ... 2016 Annual Awards . The ASP is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach. ... Shop the AstroShop . ... The Astronomical Society of the Pacific (ASP) is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach.. ...

... OH, = 18 cm Nancay Radio Telescope, OH 18-cm line observations , since 1969 F, Jy 6 4 2 0 0 -1 -2 0 -1 -2 0 -2 -4 -6 30 40 50 1612 MHz I HU Pup August 5, 2009 1665 MHz 4 2 0 0.5 0.0 - 0.5 -1.0 -1.5 1.0 0.5 0.0 - 0.5 4 3 2 1 0 -1 1667 MHz I I 1.0 0.5 0.0 0.5 0.0 22-meter telescope, Pushchino Radio Astronomy Observatory H2O F, Jy 1.0 0.5 0.0 0.4 0.2 0.0 -0.2 -0.4 0.4 0.2 0.0 -0.2 -0.4 -0.6 0.6 0.4 0.2 0.0 -0.2 -0.4 -70 -60 -50 -40 -30 -20 -10 0 Mira-type star R Leo. ...

... Astronomical Institute "Anton Pannekoek", Amsterdam of Univeristy, Amsterdam, Netherlands . ... Astronomical Institute, St.Petersburg University, St.Petersburg, Russia . ... Technical report on computer codes for Separation of variables and T-matrix methods (LaTeX file) . Technical report on WWW database of optical constants (LaTeX file) . Technical report on calculation of spheroidal wavefunctions and the eigenvalues (LaTeX file) . Annual report (1998) (LaTeX file) . ...

... Credit Copyright: European Southern Observatory , L. Cal ada, N. Risinger ( skysurvey.org ) Explanation: Located just next door , Alpha Centauri is the closest star system to the Sun. ... The cresent in the foreground is an artist's rendering of a planet now reported orbiting Alpha Centauri B, making it the closest known exoplanet. ... That puts it well outside the habitable zone , much too close to Alpha Cen B, a star only a little cooler than the Sun. ... NASA Official: Jay Norris. ...