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Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... August . ... August, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...

. Date, from: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . to: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . Longitude, from: . to: . Latitude, from: . to: . Area, from: . to: . Brightness, from: . to: .

ECLIPSES, TRANSITS OF MERCURY AND VENUS . Year 1999 . Year 2000 . Year 2001 . Year 2002 . Year 2003 . Year 2004 . Year 2005 . ... Total solar eclipse . ... Transit of Mercury across the solar disk . ... Total lunar eclipse . ... Partial solar eclipse . ... Partial lunar eclipse . ... Annular solar eclipse . ... Penumbral lunar eclipse . ... big map . ... Transit of Venus across the solar disk . ... Annular-total solar eclipse . ... Non-central annular solar eclipse . ...

... Dept. for Physics of Stars&Galaxies . ... Astronomical Calendar . ... History of MAO . ... БЂ“ 2013. ... Zakhozhay O. and Vorobyov E.I. The signatures of disk fragmentation in spectral energy distributions // Proceedings of the conference Hot Planets and Cool Stars, Garching, November 12-16, 2012. ... Zakhozhay O.V., Vorobyov E.I. Spectral energy distributions of fragmenting protostellar disks // Formation, detection, and characterization of extrasolar habitable planets Proceedings IAU Symposium No....

... Measurement of the MASS detectors parameters with mass program January 24, 2015 [112707] . MASS/DIMM electronics. ... Turbina-core(D): Dimm User Guide. ... N.Shatsky, V.Kornilov, The revision of the MASS/DIMM star catalogue. ... О.Возякова, В.Корнилов, Н.Шатский, Новое программное обеспечение прибора MASS/DIMM. ... V.Kornilov, N.Shatsky, S.Potanin, O.Voziakova, B.Safonov Preliminary results of astroclimate parameters measurements at the Sternberg 2.5m telescope installation site. ...

... 2015 - 2016 . ... Eugene Higgins Professor of Astrophysics, Princeton University . ... December 8, 2015 . ... November 10, 2015 . ... University of the Sciences in Philadelphia author . ... Amateur Astronomer . ... 2014 - 2015 . ... June 9, 2015 . ... Digital Planetarium and the 2012 Transit of Venus from Hawaii . 2013 - 2014 . ... International Occultation Timing Association . ... 2012 - 2013 . ... 2011 - 2012 . ... Princeton University . ... Amateur Astronomers Association of Princeton, Inc., ...

... AGU Fall Meeting, 15-19 December 2008, San Francisco, poster . Zotov L., Shum C.K, Singular spectral analysis of GRACE observations Climate, Statistics, and Satellites, a symposium in honor of Jerry North , June 8-10, 2009, Presidential Conference Center, Texas A University, talk . 2009 Fulbright Visiting Scholar Conference, 19-21 April 2009, Washington DC . ... Zotov L., Shum C.K., Singular spectrum analysis of GRACE observations, 9th Gamow summer school 17-23 August, 2009, Odessa, Ukraine . ...

... Modern aspects of statistical physics and its applications. The seminar welcomes survey talks by senior researchers for the student audience and, more importantly, talks by students of undergraduate and graduate level on their research in progress. ... Olga STETIUKHINA, MSU Math. ... Anna BODROVA, MSU Physics Dept : Size distribution of particles in the rings of Saturn . ... Misha TAMM, MSU Physics Dept : A queue model (continued) . ... Misha TAMM, MSU Physics Dept : A queue model . ...

. HOME . Editor : E. Howell . Back Issues . 2009 . May . December . 2008 . December . May . 2007 . December . June . 2006 . December . June . 2005 . December . 2004 . April . 2003 . June . 2002 . November . March . 2001 . October . March . 2000 . November . August . March . 1999 . October . March . 1998 . November . July . March . 1997 . November . July . March . 1996 . November . June . February . 1995 . October . June .

... Baikonur Cosmodrome Yasny launch base Downloads . ... Town of Baikonur residential area of the Cosmodrome . ... For receipt, temporary storage and standalone processing of payloads (including, if necessary, filling with propellant and compressed gases), as well as for preparation, integration and encapsulation of the Space Head Module (SHM), ISC Kosmotras offers an Assembly, Integration and Test Building (AITB), Fueling Station and office premises located at Site 31 of the Baikonur Cosmodrome. ...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... November 9, 10, 11, 12 and 13 . December 6, 7, 8 and 9 March 24, 25, 26, 27 and 28 . ... December 3, 4 and 5 February 13, 14 and 15 . ... December 10, 11, 12, 13 and 14 . Incoherent Scatter Radar ionospheric parameters measurements are carried out on coordinated days determined by the International Geophysical Calendar. ...

TIME EVENT # EVENT DATE DATE START - END (UT) 001 28 February 1942 420228 002 07 March 1942 420307 003 25 July 1946 460725 004 19 November 1949 491119 005 23 February 1956 560223 020000 - 030000 006 31 August 1956 560831 110000 - 120000 007 17 July 1959 590716 220000 - 240000 008 04 May 1960 600504 090000 - 100000 009 03 September 1960 600902 230000 - 240000 010 12 November 1960 601112 120000 - 130000 011 15 November 1960 601115 010000 - ...

... Geomagnetic activity forecast . ... November : 2015 . ... From 25 November 2015 to 21 December 2015 the following magnetic storms and disturbances are expected: . December 06, 2015 geomagnetic disturbances . December 01, 2015 geomagnetic storm of level G1 (minor) . November 30, 2015 geomagnetic disturbances . ... December 21, 2015 geomagnetic storm of level G2 (moderate) . ... December 16, 2015 geomagnetic storm of level G1 (minor) 25 November 2015 - 21 December 2015 . 24.11.2015 . ...

The 11 th Asian-Pacific Astronomy Olympiad (November 2015) : . ... Only students did not participated at the IAO-2015 may participate in the APAO-2015 (that is a student may participate in the 20 th IAO or in the 11 th APAO but not in both of these Olympiads). ... National representation quota at APAO-2015 is (up to) 8 students and 2 team leaders (the same number is at the Asian Physics Olympiad): not more than 4 participants for the group Alpha, not more than 4 participants for the group Beta. ...

Baffa C., and Comoretto G., 1996, Arcetri Technical Report N.20/96 . Barbieri C., TNG Technical Report n.~53, November 1995 . Comoretto G., Baffa C., and Lisi F., 1995, Arcetri Techincal Report N.4/95 . ... A Progress Report, Osservatorio Astronomico di Bologna, December 1994 . Gavryusev V., Giani E., Baffa C., 1994, Arcetri Technical Report N.6/94 . ... Oliva E., 1994, Arcetri Technical Report N.15/94 . Oliva E., Gennari S., 1995, Arcetri Technical Report N.3/95 . ...

MIR ORBITAL COMPLEX CONTENT . S.P. Korolev Rocket and Space Corporation Energia was the Prime Contractor for MIR Orbital Station, developer of the Core Module and the Station Modules, developer and manufacturer of the major systems supporting their on-orbit operation; responsible for the integrated electrical interface of the onboard systems and integrated ground electrical tests of the Station Modules; developer and manufacturer of the Soyuz and Progress space vehicles. ... Docking Compartment . ...

. Welcome to X-Ray WWW Server . at Sternberg Astronomical Institute . This page was designed by Sergey Nazin . Send questions and comments to leng@sai.msu.su

... 2004 December 24 . Swift RocketCam . ... Explanation: A forward-facing RocketCam (TM) mounted inside the payload fairing of a Delta II rocket captured these dramatic video frames on November 20th -- as the Swift satellite observatory journeyed to an orbit 600 kilometers above planet Earth. ... Observing at optical, ultraviolet, x-ray and gamma-ray energies, Swift is designed to locate the sources of energetic gamma-ray bursts and watch as their afterglows fade in the distant Universe. ...

... Home Education Classes AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . AAA Winter Astronomy Class: Measuring Distances in Space тАУ Dec 2015 тАУ Feb 2016 . AAA Spring Astronomy Class: The Physics of Astronomy тАУ February - March 2016 . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ...