Peremennye Zvezdy", . ... Star Name: . GSC 3710-00312, USNO-A2.0 1425-04252279 . ... Variability type: . ... USNO-A2.0 1425-04252279 is located at the distance of 15?.7 from the X-ray source 1RXS J031707.9+572942, which is larger than the position error of the source (12?), but its hardness ratio HR1 = 0.03 0.29, typical of chromospherically active stars, and its character of variability allow us to assume that the star is related to the X-ray source. ... Eclipsing variability . Sine wave 1 . ...

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... The storm began quite unexpectedly. The strongest geomagnetic storm for the last seven months began on Earth almost precisely at the same time as the solar eclipse reached its maximal stage, the culmination of which occurred at GMT 02:35 (06:35 Moscow time). ... Oscillations of such amplitude in the magnetic field have not been observed since October, 11th of last year, which is more than seven months ago. ... We can only add that the magnetic storm lasted approximately 9 hours. ...

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Catalogue of eclipsing variables (CEV) is the world's principal database of eclipsing binary systems with available classification. CEV contains identifications, classifications, photometry, periods, eclipses data, spectral types, references and notes for 7179 systems. Format of the current CEV . CEV main table (~1.0MB) . ... List of systems, erroneously classified as eclipsing binaries in GCVS (they are not included in the CEV main table) Download all files as a single archive (~0.6MB) . ...

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The following activities are included in the Universe at Your Fingertips guide. ... Clicking on each activity will take you to a "reviews" page where you can post a review, or read reviews posted by others who have used the activity. ... Activity Online . ... MOON AND PHASES . ... Observing Phases and Features . ... Modeling Moon Phases . ... SUN AND SEASONS . ... Observing the Sun Safely . ... Observing Where the Sun Sets . ... Making Pictures of Motion . ... Morning Star and Evening Star . ...

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• PINTofALE Bug Fixes
• Another webcam from Tom
• PINTofALE

... In particular, members of the project regularly organize events dedicated to various interesting astronomical phenomena and events - solar and lunar eclipses, transit of Venus, etc. On November 3rd a team of astronomers will venture deep into Turkana National Park, Kenya and attempt to broadcast the magic of a total solar eclipse to the world. ... Solar eclipse . A solar eclipse occurs when the Moon passes between the Sun and Earth, and the Moon fully or partially blocks the Sun from our view. ...

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• The GLORIA Project makes available to internet users 13 robotic telescopes in
• Northern Lights and GLORIA
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This service contributes to the International Service of Geomagnetic Indices (ISGI) of the IAGA . ... The Kp numbers of the previous month are available in tabular format . ... There are available also historical and current Kp and derived indices per anonoymos FTP (see below). ... U.S.A. FTP server: ftp://ftp.ngdc.noaa.gov/STP/GEOMAGNETIC_DATA/INDICES/KP_AP/ . monthly update) . ... contains the monthly Kp / ap tables in a simple text format readable for both humans and computers (*.tab). ...

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• Magnetic activity indices [Oulu]
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2014 May version . ... Green D. A., 2014 , Bulletin of the Astronomical Society of India, 42 , 47-58. ( .pdf , or arXiv.org:1409.0637 ) If you make use of the detailed version of the catalogue, then plaese also cite: . Green D. A., 2014, `A Catalogue of Galactic Supernova Remnants (2014 May version)' , Cavendish Laboratory, Cambridge, United Kingdom (available at "http://www.mrao.cam.ac.uk/surveys/snrs/" ). ... Copyright D. A. Green 2014. 25872nd access to this version of the catalogue. ...

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• Atmospheric Modelling for ALMA Bojan Nikolic web pages (r. 329)
• Astrophysics Group Available research projects/areas
• Chris Haniff's Home Page

adapted from Observe: Eclipses, published in 1979 by the Astronomical League and "Safe Solar Filters," by B. Ralph Chou, Sky and Telescope, August 1981) . ... Tape TWO pieces of film together into a sandwich, and tape this over the opening in the cardboard. ... The cardboard frame will act as a shade from the bright Sun, while you safely observe through the film sandwich. ... Undeveloped film is not safe. ... tape . ... At the end of one of the tubes, tape the aluminum foil, and make a tiny pinhole. ...

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• ASP: Good Astronomy Activities on the WWW
• ASP: Annual Reports
• ASP: Project ASTRO Activity and Planning Log

... The sign-up for the August 21, 2017, Columbia, MO trip is .. ... For more details on this eclipse and trip, see: . ... View the " What to Expect during the August 21, 2017 Total Solar Eclipse " presentation - PDF - XXX MB , PPT - XXX MB . NASA's Total Solar Eclipse of 2017 AUGUST 21 web site . Jay Anderson's page with climate information for this Eclipse. ... 2017 Total Solar Eclipse . Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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Educator's Guide to Eclipses . ... In a solar eclipse you observe the Sun (using only safe methods, of course). ... In a lunar eclipse you observe the Moon. ... Because of the geometry described below, you can only view a solar eclipse when the Sun is up, and the Moon is nowhere to be seen. ... Eclipses occur when the Sun, Earth and Moon line up. ... In a solar eclipse the Moon passes directly in front of the Sun. ... In a lunar eclipse the Moon moves into Earth's shadow. ...

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• Frank's Deep Space Page
• Mirror packages are available, but that's not really enough
• The CHIANTI atomic database

... Science . ... Science Users Information > Science and Technical Meetings > Conferences 2007 > OPSWorkshop . ... Observing with ESO Telescopes . ... Data Handling and Products . ... Back to top . ... Session 2: Search for planets: "Radial-velocity, adaptiveoptics, transit, micro-lensing results" versus "Search for Dwarf Planets, Trans-NeptunianObjects and Small Outer Solar System Bodies" . ... This 4-day meeting will be held in Chile, at the ESO-Chile headquarters in Santiago on March 5-8, 2007. ...

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• ESO - AMBER+FINITO+UTs Science Verification
• ESO - FLAMES/GIRAFFE Reduced 1D Spectra Available from ESO Archive
• ESO - Eclipse

... Photos . Rainbow in Cambridge . ... Different phases of the lunar eclipse . ... Копосов Сергей , 2003-2007 . Koposov Sergey , 2007 ...

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• Y.Kupryakov, SAI, MSU
• Natural Satellites Service. Mutual occultations and eclipses of the major

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) . ...

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• APOD: September 3, 1997 - A Partial Eclipse in Southern Skies
• APOD: 2016 March 15 - Cheering a Total Solar Eclipse
• APOD: 2013 November 3 - A Rare Hybrid Solar Eclipse

Status of EPIC Operations Pedro CalderСn RiaЯo Mallorca 31-March-2009 XMM-Newton Overview · · · · · Routine operations New DB items Nominal OCR operations Not nominal events AOB's XMM-Newton SOC Operations Support Group Pedro CalderСn RiaЯo 31 March 2009 Pag. ... And, of course, a lot of nominal observations performed XMM-Newton SOC Operations Support Group Pedro CalderСn RiaЯo 31 March 2009 Pag. ... XMM-Newton SOC Operations Support Group Pedro CalderСn RiaЯo 31 March 2009 Pag. ...

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• http://xmm.vilspa.esa.es/calibration/documentation/epic_cal_meetings/200102/Eclipse_prepar-M_Casale.pdf
• XMM-Newton SAS V5.1 Scientific Validation Data
• Description

... Up: Software Applications . ... Written in ANSI C, eclipse is a library offering numerous services related to astronomical image processing : FITS data access, various image and cube loading methods, binary image handling and filtering (including convolution and morphological filters), 2-D cross-correlation, connected components, cube and image arithmetic, dead pixel detection and correction, object detection, data extraction, flat-fielding with robust fit, ...

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• The EINSTEIN On-Line Service
• Modelling Spectro-photometric Characteristics of Eclipsing Binaries
• Footnotes

TOTAL ECLIPSE EXPEDITION AUSTRALIA NOVEMBER 2012 November 14th next year, will see the most accessible Total Solar Eclipse until August 2017. ... This eclipse being one of the few that crosses an international airport, will be extremely popular,and already most of the major hotels in the area are fully booked. Those thinking of catching this eclipse should act quickly as flights, accommodation and vehicle hire are quite limited in this region. ... Hotel One Tropical Queenslander. ...

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• Web-Site Content and Internet Access
• Terry Mosely's Bulletins
• Armagh Observatory

... Data archive . ... The Australian National Data Service (ANDS http://www.ands.org.au ) have provided funding to provide the means by which the pulsar data sets are archived and made available for search and download. ... The data is available through the CSIRO Data Access Portal (DAP) ( https://data.csiro.au/dap/specificSearch ) which allows files to be downloaded after an initial embargo period. ... CSIRO Data access portal : allowing pulsar observations to be downloaded . ... Pulsar Data Archive ....

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• PmWiki | Main / Download
• Pulsar group | Main / ANDSATNF
• PmWiki | Plugins / Basic

Software Forum Message . Forums: . ... Astronomy Software Discussion | ... NIGHTCAL – New Version 0.7.2 Available To Download . ... The new version of NightCal Astronomical Observing Software (version 0.7.2) has been released today (6th January 2006). ... If you like NightCal software, please feel free to rate it and post comments about NightCal at http://www.astrotips.com/Downloads-index-req-viewdownloaddetails-lid-673-ttitle-NightCal.phtml. ... www.astronomy.net . About Astronomy Net | ...

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• Solar Eclipses At Sea - Ted Pedas Associates, AstroGuide Listing
• The Astronomy Shop - Software - by Astronomy Net
• Total Lunar Eclipse May 15-16 - an Astronomy Net Observation_reports Forum

... All contributions must be prepared in English. Contributions, written in other languages, including Russian, will not be accepted. ... The style file sao1.sty is available at the anonymous ftp server ftp.sao.ru:/pub/texSAO/saosty/ . ... November, 1, 2010 . All contributions (including papers of the SAO staff) should be submitted to Dmitry Kudryavtsev ( ). ... Magnetic Stars-2010 . ... Laboratory for the Stellar Magnetism Study of SAO of the RAS . ...

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• Sts dsp - Alex's place
• Laboratory for the Stellar Magnetism Study of SAO of the RAS - Physics and
• Solar eclipse

... The Second International Astronomy Olympiad . ... Problems to solve, 8-10 Form Text of these problems is available in Russian too. ... Two stars have the same absolute magnitude. ... The orbital period of Mars is 687 days. ... See problem 2. for 8-10 Form. ... Problem to solve, 9-12 Form Text of the problem is available in Russian too. ... Problem is about Doppler-effect, to find velosities of two stars using their spectra and spectrum of our Sun, to estimate speed of the Earth moving around the Sun...

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• IV International Astronomy Olympiad, Problems to solve
• VII International Astronomy Olympiad: information available before
• III International Astronomy Olympiad, Problems to solve