... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Lightcurve of HW Vir from images obtained using the Faulkes Telescope South, operated by Las Cumbres Observatory . The blue triangles show the difference between two stars whose brightness is constant. ... This shows the value of the Faulkes Telescopes in the follow-up observations of eclipsing binaries with the aim to detect and characterise additional circumbinary companions. ...

Peremennye Zvezdy", . ... GSC 4232-02515, NSVS 3147658, NSVS 3174760 . ... 14.2-14.9 (R, NSVS); . ... During observations of a secondary eclipse of GSC 04232-02830 (Goranskij et al., 2005) on August 8, 2007, we identified GSC 4232-02515 as a W UMa eclipsing binary. ... VAST software was used for aperture photometry. ... This method produces a light curve with an arbitrary zero point. ... Light Curve . Light curve of GSC 4232-02515 in NSVS magnitude scale. ... gsc423202515_kadar_nsvs.dat . ...

... 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) . ...

... The March 20 total solar eclipse was visible over the North Atlantic and Arctic Oceans. ... Solar eclipses are of interest for radio astronomy, as they make it possible to observe individual details on the solar disc (spots, filaments, flocculi, etc.) ... On March 20, 2015 the integrated observations of the solar eclipse were carried out at the RATAN-600 radio telescope at 70 wavelengths simultaneously in the range of 1.65cm to 10cm with the 1% frequency resolution. ...

... 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. ...

... Emelianov N. V. (2009) Mutual occultations and eclipses of the Galilean satellites of Jupiter in 2002-2003. Final astrometric results. ... The second group of the data see in the following item jg0028 of the NSDC. ... X coordinate in arcseconds (topocentric for mutual occultation or heliocentric for mutual eclipse) 10. Y coordinate in arcseconds (topocentric for mutual occultation or heliocentric for mutual eclipse) 11. sigma of X in arcseconds 12. sigma of Y in arcseconds 13. ...

... SAI CAS . ... Catalog Access Services . ... This site is about the Virtual Observatory project at the Sternberg Astronomical Institute, Moscow University ( SAI MSU ). We provide a public access to the growing set of astronomical services developed by the SAI RVO development team in accordance with the Virtual Observatory standards. ... We provide access (programmatic and interactive) to the all major and biggest astronomical catalogs (about 4 billions objects total) as well as other web-services. ...

... V838 Mon is a member of a new class of eruptive variables which appear as a peculiar novae having late K-M type spectra in their outburst. Before its outburst, it was a wide binary system of B3V type stars. ... The B3V companion was seen in the outburst in the UV spectrum taken with HST (Rauch et al., ... In the latest spectra, the light of B3V companion was predominating in the short-wave photometric bands. ... CCD blue frames of V838 Mon before the eclipse (left) and in the eclipse (right). ...

... 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. ...

... Астрономические каталоги . ... Астрономический Интернет . ... на учебный Автоматизированный Астрономический Комплекс Новосибирского Государственного Университета. ... Автоматизированный Астрономический Комплекс оснащен телескопом-рефлектором системы Ньютона с параболическим главным зеркалом диаметром 315 мм. и солнечным телескопом-рефрактором с объективом диаметром 100 мм. ... Расположен астрономический комплекс на лабораторном корпусе НГУ в Академгородке, 30 км к югу от г. Новосибирска. наверх . ...

Lectures . ... Home Lectures Lecture Series 2011-2012 Lecture Series 2011-2012 ? тАЬThe Mystery of Beta Lyrae: Astronomical Spectroscopy for AmateursтАЭ ? Fred Chromey . ... Lecture Series 2011-2012 . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Amateur Astronomers Medal . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

Astronomy Department was found in Kyiv University in 1834 together with other twelve departments of the Faculty of Philosophy. ... At that time V.Struve was a World famous astronom, and helped V.Fedorov in creation of Kyiv University Astronomical Observatory. ... M.Khandrikov successfuly modernized the Observatory. ... Researches of the history of Kyiv Observatory say about an important contribution into development of orbits theory made by the famous Kyiv astronoms I.Illinsky and I.Putilin. ...

. [ Go back to Comet WWW site ] . Andrew A. Martis . martis @ sai.msu.ru .

These images were taken at Moore Observatory in Louisville, Kentucky, and at Mt. Kent Observatory in Queensland, Australia, with Nikon D200 digital SLR cameras. ... 2:10 EDT (Full moon) . 3:19 EDT (Penumbral eclipse underway) . ... 5:22 EDT (Totality 30 minutes away) . ... 5:53 EDT (Totality) . ... Kent Observatory are Copyright 2007 by the University of Southern Queensland and Rhodes Hart. Images from Moore Observatory are Copyright 2007 by John Kielkopf , University of Louisville. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Solar System . Sun . ... March . ... The extent of the solar eclipse of 3 November€а 2013 at 13:22 UTC as seen from Accra, Ghana. We will see a similar sight.€а (Image credit: Kwabena under Creative Commons Licence) . ... Your viewing location is not important as long as it offers an unobstructed view of the south eastern sky.. ... You can use ?eclipse glasses? to view the Sun, these are made from aluminized Mylar filter material. ...

... Solar Data: f.e. X-ray . Night Sky Live . ... Heavens-Above: Sky chart, Satellites, Iridiums and astronomical objects For Moscow For SAO Baksan . ... ESO-MIDAS page . ... Tutorials for Astronomy . ... Asteroid and Comet Hazard . ... Observable Comets: This page lists links to orbital elements and ephemerides of (potentially) observable comets. ... Leonid page - a lot of information for years Comets and Meteor Showers . The American Meteor Society . ... North American Meteor Network Home Page . ...

... Staff . Research staff . ... Research . ... Solar physics . ... Historical research . ... Friends of Arcetri . ... Because of these problems, Giovan Battista Donati (director since the end of 1859) made all necessary steps to build a new observatory. ... In 1894, a new Director was appointed, an astronomer from Padua, Antonio Abetti (1846-1928). ... Guglielmo Righini did not hesitate to enter the Arcetri Observatory into the European project JOSO (Joint Organization for Solar Observations). ...

... This is a personal project collecting and documenting early images of Harvard College Observatory, focusing on the site at Observatory Hill (previously Summer House Hill). ... This page shows a list of all images related pictures in the same group. [link] 1849 William Cranch Bond portrait . Image Credit: Cephas Thompson . Earliest source: "William Cranch Bond." ... This is the earliest depiction I have of William Cranch Bond. ... link] 1849 William Cranch Bond portrait . ...

. Contact address: resh@astro.spbu.ru .

... MASTER Net is 56 square degrees per 1 exposition . ... 06 Dec 2015: GRB 151205B: MASTER-NET early optical observations GCN18665 . ... 18 Nov 2015: GRB 151118A: MASTER-NET optical observations GCN18613 . ... 12 Nov 2015: GRB 151112A: MASTER-NET optical limit GCN18591 . ... 07 Nov 2015: GRB 151107A: MASTER-NET optical observations GCN18565 . ... 31 Oct 2015: Five OTs detected by Global Robotic MASTER Net ATel8232 . ... 02 Oct 2015: GRB 151001B: MASTER-NET early optical observations GCN18380 . ...