... Sun images . ... Sun flares . ... Active areas . September : 2008 . ... No sunspots and sunspot groups can be currently observed on the Sun's surface . No H-alpha plages without spots can be currently observed on the Sun's surface . Last updated: September 10, 2008 00:00 UT . ... 1953-2016 Laboratory of X-ray astronomy of the Sun, LPI RAS, Russia . ... 7(499)132-65-96, Fax: +7(499)132-65-97 . ...

... 2008 September 24 . Active Region 1002 on an Unusually Quiet Sun . ... Explanation: Why has the Sun been so quiet recently? ... Our Sun has shown few active regions -- that house even fewer associated sunspots -- for over a year now, and such a period of relative calm is quite unusual. ... Visible above, this region, dubbed Active Region 1002 (AR 1002), was imaged in ultraviolet light yesterday by the SOHO spacecraft , which co-orbits the Sun near the Earth. ... About APOD | ...

... 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.. ...

... The inset frame of Jupiter's most active moon was taken by the robot spacecraft Galileo in April. Just last month the larger image was taken. The new large black spot reveals that a volcano named Pillan Patera has been erupting during the interim. ... Aristarchus lived on the Greek island of Samos, a small island in the center of the above picture that can be identified with a good map. ... Irregular Moons Discovered Around Uranus . ... M31: The Andromeda Galaxy . ... Next [ Last page ] . ...

... International Mathematics Olympiad - since 1959 (except 1980), as usual in July. International Physics Olympiad - since 1967 (except 1973, 1978, 1980), as usual in July. International Chemistry Olympiad - since 1968 (except 1971), as usual in July. ... Those who are interested to get further information about the Olympiads or add their Olympiads to the current list are welcome to contact the Coordinating Council of the International Astronomy Olympiad in English or Russian . ...

... The Stars at your Fingertips - a UNAWE Astronomy Workshop: Tuesday 15 September 2009 . ... A major exhibition collated by Deirdre Kelleghan will launch at Birr Castle, County Offaly. ... The exhibition opens on 18 September at 6pm. ... Dr Carolina Odman - International Program Manager for UNAWE ie Universe Awareness for Young Children will formally open the exhibition and give a talk on the work of UNAWE. ... International Year of Astronomy, Ireland National Node . ...

... 9) Oknyanskij V.L. 1994, "Optical-radio time delays in Q0957+561", Odessa Astronomical Publ., ... 11) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", in Proceedings of Int. Conf. ... 1994. 12) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", Astrophys. and Space Science, 222, p.157. ... 14) Oknyanskij V.L., van Groningen E., 1997, "Optical spectral variability of NGC4151 in 1990", Astronomical and Astrophys. ...

Date: Thu, 12 Apr 2007 18:15:45 +0200 (MEST) From: Alessandro Marconi <marconi@arcetri.astro.it> To: boch@sai.msu.ru Subject: Summer school on AGNs and VLTI Dear Colleague, here is the first announcement and call for applications for a VLTI summer school on "Active Galactic Nuclei at the highest angular resolution: theory and   observations". ... It is supported by 15 EU member states, including new member states, and thus integrates the entire European optical interferometry community. ...

... The IX Russian-Finnish Symposium will take place in Special Astrophysical observatory RAS on October 15-20, 2006. The symposium is sponsored by SAO RAS, Central Astronomical Observatory (Pulkovo, SPb) and by Russian Foundation of Basic Research . ... M. Mingaliev, chair (SAO), Yu. ... M.Tornikoski (Metsahovi observatory), E.Valtaoja (Tuorla observatory) . Sergei Truskhin (chair), Vladimir Bogod, Ekaterina Filippova, Larisa Martinova, Julia Sotnikova, Larisa Opeikina, Abdulah Uzdenov . ...

... Archive for September 2009 . ... Posted by hlee . ... Category: Algorithms , arXiv , Cross-Cultural , Data Processing , Imaging , Jargon | ... A number of practical Bayesian data analysis books are available these days. ... Algorithms arXiv Astro Bad AstroStat Bayesian CHASC Cross-Cultural Data Processing Fitting Frequentist Galaxies gamma-ray High-Energy Imaging Jargon Job Languages MC MCMC Meta Methods Misc News Nuggets Objects Optical Physics Quotes Spectral Stars Stat Timing Uncertainty X-ray . ...

... You are here: start €Ё lbaops €Ё telecon2011sep07 . ... VLBI Schedule . ... Attendance: Cormac Reynolds, Hayley Bignall (Curtin); Tasso Tzioumis, Chris Phillips, Phil Edwards (CASS Marsfield); Jamie McCallum, Brett Reid (UTas); Jamie Stevens, Yiannis Gonidakis (CASS Narrabri) . ... ATNF . ... Copy LBA data archive from Curtin to ATNF (Curtin, Chris) continuing . ... Update Parkes VLBI notes on Wiki (Jamie, JER, Tasso) . ... Follow-up of zoom-modes for VLBI on atca (Jamie, Tasso) Continuing . ...

... Schedule . cont - continue schedule execution after a halt [SNAP Commands] . ... label - enter tape VSN and check-label (non-S2 drive) [SNAP Commands] . ... newtape - halt schedule until new tape is mounted [SNAP Commands] . ... terminate - end field system operation [SNAP Commands] . ... Listing the Schedule ( list command) [Experiment Operations] . ... New Tape Ready ( label command) [Experiment Operations] . ... Starting a Schedule ( schedule command) [Experiment Operations] . ... Setup . ...

The aim of Ulyanovsk International School-Seminar ( UISS-97 ) is twofold. First, to bring together cosmologists from different countries to discuss the most exciting theoretical problems of the Universe with Russian gravitational and cosmological groups. ... Program of UISS-97 . ... Location of UISS-97 . ... Scientific Secretary of the School-Seminar : . ... 432700, Ulyanovsk, Russia . ... President of Russian Gravitational Society, Professor V.N. Melnikov . ... RUSSIAN GRAVITATIONAL SOCIETY . ...

... Armagh Planetarium . ... Universe . ... Posted on September 14, 2012 | 13 Comments , . ... 3 Comments Radio astronomy is the study of the radio frequencies emitted from stars, galaxies and other celestial objects. ... 2 Comments Once, about four billion years ago, an asteroid about a kilometre and a half across fell on our Moon.It fell unwitnessed by the brooding, lifeless Earth which loomed large in [ ] . ... Hello, IтАЩm Colin, welcoming you to Astronotes, the PlanetariumтАЩs official blog. ...

The main activities of The Central Astronomical Observatory of the Russian Academy of Sciences at Pulkovo . ... May 25-29, 2015 Pulkovo Observatory, Saint Petersburg, Russia . Institute of Applied Astronomy, Saint Petersburg, Russia . The All-Russian Astrometry Conference "Pulkovo-2015" . ... September 22 - 24, 2014, Pulkovo Observatory, Saint Petersburg, Russia . ... August 11 - 15, 2014, Pulkovo Observatory, Saint Petersburg, Russia . ... The European week of Astronomy and Space Science . ...

This is a list of astronomical data available on the World Wide Web which I put together for a lecture at the NEON archive school, held at ESO in August 2006, organized by: . ... Mostly) Large Area Surveys and Catalogues , where "large" means covering at least ~ 10% of the sky, although a selection of some smaller-area surveys is also included; . ... The NRAO VLA Sky Survey (NVSS) [1.4 GHz] . ... SuperCOSMOS Sky Surveys USNO Catalogues . ... ESO Online Digitized Sky Survey Guide Star Catalogues . ...

Nowadays at the Department the experimental and theoretical investigations, including astronomical and ionospheric observations, active experiments with space vehicles are taking place. ... Solar Corona physics and erruptive phenomenae. ... Stellar astronomy. ... The Department has organized and put into practice more then 50 expeditions for observation of Solar ecllipces, aurorae polaris, comets, meteor streams, controlled space experiments, and also for investigations of geophysical characteristics. ...

... 2000 September 25 . AR 9169: A Large Sunspot . ... Explanation: One of the largest sunspots in recent years is now crossing our Sun . Dominating active region AR 9169 , the sunspot is the large dark complex visible below (west) and right of center in the above photograph of our Sun taken last Thursday. ... AR 9169 holds the largest sunspot yet produced during this Solar Maximum , the time of greatest sunspot activity during the Sun's 11-year magnetic cycle . ... About APOD | ...

... 2 April 1999 . The Nobeyama Radioheliograph data show that in the microwave range, besides large-scale trans-equatorial chains (see, e.g., the May 11-15, 1993 and November 1-4, 1993 events), there are also many examples displaying large and strongly evolving "longitudinal" or "internal" chains connecting remote active regions inside an active zone in one (northern or southern) hemisphere (the August 20-September 3, 1998 event). ... Last update: 2 April 1999 . ...

Four spacecraft: INTERBALL Tail probe (IB_TAIL), Auroral probe (IB_AUR), POLAR(NASA/ISAS), GEOTAIL (NASA) are considered. ... Orbital ASCII files | ... four spacecraft . ... INTERBALL . Tail Probe . ... ASCII files . ... Auroral probe . ... NASA) . ... NASA, ISAS) . ... The four spacecraft . ... INTERBALL mission | ...