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

THE RELATIVE MONTHLY MEAN SUNSPOT NUMBER ON APRIL 2015 HAS MADE Wapr.= ... 128.8 THE MONTHLY MEAN OF GEOMAGNETIC Ap-index ON 2015, APRIL Ap apr.= 10.3 ---------------------------------------------------------------------- Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 27.04 - 03.05.2015, Forecast on 04 - 11.05.2015, Carrington Rotation 2163 (24,21.04.2015) SUNSPOT-FORMING ACTIVITY OF THE SUN WAS THE FIRST 2 DAYS AND 3.05 AT THE AVERAGE LEVEL, AND ON LOW LEVEL IN OTHER DAYS. ...

. Russian SHAREABLE DATA CENTER . The start of measurements is 16 April 2002 y. at 6:30 UT. Measures N e , T e , T i , V i (line-of-sight) at 100-900 km. Largest decrease in N e - on Apr 20. Increase in T i by ~1000 K. Millstone Hill . Irkutsk . Composition | Objectives | Capabilities and samples | Request for work | Back to main page . If you have any questions, please contact us: esceir@iszf.irk.ru , rp@iszf.irk.ru . http://esceir.iszf.irk.ru/isr/apr2002dataen.htm . Last modification: 28.08.02.

. АНОНС НАУЧНЫХ КОНФЕРЕНЦИЙ 1998-99 гг. Calendar of AAS Meetings 192nd Meeting 7-11 June 1998 San Diego, CA Host: San Diego State University Contacts: Ron Angione, Paul Etzel Abstract Deadline: 8 April 1998 193rd Meeting 5-9 January 1999 Austin, TX Host: University of Texas/McDonald Observatory Contact: Thomas Barnes Abstract Deadline: 21 October 1998 . Назад в содержание

O-C for observatory with code - 046. April , 2010 . ... 0.02 0.17 +/- 0.07 +/- 0.06 Internal error of single observation 0.21 0.18 ----------------------Compressed Ephemeris DE200/LE200 -------------- MP Obs Dynamical Time RA ( O-C )cosDEC DEC ( O-C ) h m s ' 47911 046 2010 4 8.896323 13 27 13.687 - 0.20 - 6 39 40.18 0.02 47911 046 2010 4 8.897713 13 27 13.648 0.26 - 6 39 39.87 0.12 47911 046 2010 4 8.898523 13 27 13.569 -0.31 - 6 39 39.37 0.50 ...

... 10.00-10.45. ... Jean-Pierre.Loheac AT ec-lyon.fr> . ... Alexander S. DEMIDOV <alexandre.demidov AT mtu-net.ru> and Mohand MOUSSAOUI "An inverse problem originating from magnetohydrodinamics" <alexandre.demidov AT mtu-net.ru>, <Mohand.Moussaoui AT ec-lyon.fr> . ... Alexander S. DEMIDOV and Jean-Pierre LOHEAC (Lyon) "Some attractive submanifold in a space of contours for Stokes-Leibenson problem." <alexandre.demidov AT mtu-net.ru>, <Jean-Pierre.Loheac AT ec-lyon.fr> . ...

. home . product . gallery . contact . Telescope rc360 . Telescope rc400 . Telescope rc500 .

... Astronomy search engine . ... PhysicsWeb Home Page . ... Sternberg Astronomical Institute . ... Astro Space Center Home Page . ... Landau Institute for Theoretical Physics . ... Astronomy and Space Physics Dept of Kiev University . ... NATIONAL RADIO ASTRONOMY OBSERVATORY Home Page . University of Hawaii - Institute for Astronomy . ... Space Telescope Science Institute Home Page . ... Sky & Telescope: The Essential Magazine of Astronomy . ... Springer LINK - Physics Online Library . ... Home . ...

Personal Pages of Astronomers . ... home | ... Jarle Aasland (Comet Hale-Bopp: Norwegian Images) . ... Howard C. Anderson (Astrophotography Images and Information) . ... Patrick J. Anway (Lookum Observatory) . ... Peter Armstrong (ScanCam Home Page) . ... Bill Arnett's Astronomy Page . ... Astro Nights home page ( Australia ) . ... Alex Michael Bonnici (Space Exploration) . ... Michael Boschat . ... Brendan's Astronomy Page ( Republic of Ireland ) . ... Steve's Astronomy and Astrophotography page . ...

... V.V.Shevchenko, Sternberg State Astronomical Institute, Moscow University, Universitetsky 13, Moscow 119899, Russia, shev@sai.msu.ru . ... 1.Sternberg State Astronomical Institute, 119899, Moscow, Russia. shev@sai.msu.ru . ... V.V.Shevchenko, Sternberg State Astronomical Institute, Moscow University, Moscow 119992, Russia, shev@sai.msu.ru . ... 119992 Moscow, Russia; . ... 2Sternberg Astronomical Institute, Moscow University, Moscow, 119992, Russia, . ... Moscow, 119992, Russia shev@sai.msu.ru . ...

... Astronomical Observatory, Shevchenko Park, Odessa, 65014, . ... The XVI -th G. Gamow's Odessa Astronomical Summer Соnference-School, 14-20 August, 2016, Odessa, Ukraine . ... The XV -th G. Gamow's Odessa Astronomical Summer Соnference-School, 16-23 August, 2015, Odessa, Ukraine . ... The XIV -th G. Gamow's Odessa Astronomical Summer Соnference-School, 17-23 August, 2014, Odessa, Ukraine . ... The XIII -th G. Gamow's Odessa Astronomical Summer Соnference-School, 19-25 August, 2013, Odessa, Ukraine . ...

... Series 4000 filters thread into the barrels of virtually all 1.25" eyepiece brands. Meade Series 4000 filters are a large 26mm in clear aperture and are manufactured from the purest crown optical glass, dyed-in-the-mass ( not "color coated"); there are no finer filters available for telescopic applications. ... For visual applications Series 4000 filters thread into the barrels of all Meade 1.25" eyepieces, and into the barrels of virtually all other 1.25" eyepiece brands as well. ... Meade 4M | ...

NMW survey overview . Access image archive . ... The New Milky Way survey aims to detect bright (V<13.5) optical transients near the Galactic plane using an automated wide-field (8x6 deg.) system capable of surveying the whole Milky Way area visible from the observing site in one night. ... All images obtained during the transient search survey are available online (please use the image archive access form ). ... Images per field: . ... Images per night: . ... Milky Way imaging time: . ...

... Director of the RAS ISR . RAS Academician . ... Astrophysics module Kvant of the orbital complex Mir launched in 1987 contains the largest on the station complex of the scientific equipment named the orbital observatory Roentgen. Observatory Roentgen consists of 4 X-ray telescopes, jointly exceeding the range of energies from 2 to 800 keV. ... Among the most significant results that were received in the observatory Roentgen are: . ... measurement of the periods of 9 X-ray pulsars; . ...

. VSS Enterprise во время полета 29 апреля 2013 года. Photos MarsScientific.com и Clay Center Observatory .

European Astronomical Society(EAS): NEWS Dear Colleagues, Please find enclosed some information of interest. ... We would also like to remind you that the time is appropriate to renew your membership for 2006 (see our Web page for procedures). ... And do'nt forget that, in between messages, the latest news can always be found on our Web page: http://www.iap.fr/eas/index.html With kind regards, Michel Dennefeld ************************************************************ Content 1. ...

... Это статья о космической обсерватории. См. также ISO. ISO - орбитальный космический телескоп, работавший в инфракрасном диапазоне. Аппарат был запущен 17 ноября 1995 года с помощью ракеты-носителя Ариан-4 с космодрома Куру во Французской Гвиане на эллиптическую переходную орбиту. ... 1М (космический аппарат) . ... 2МВ (космический аппарат) . 3МВ (космический аппарат) . ... Deep Space 1 . ... Infrared Space Observatory . ... Прогресс М-01М . ... Союз (космический корабль) . ...

... In Memoriam Maxim Tarasenko . Russian page . ... 04 May 2002 . M. Tarasenko "The Military Aspects of the Soviet Cosmonautics" . 15 April 2000 . The works of Maxim Tarasenko . ... Russian Military Space Activity" . ... MAXIM TARASENKO (1962-1999) - Russian Space Analist . 18 March 2002 . The Maxim Tarasenko Award The Journal "Space Polic" has created a new award for essays in space policy open to graduate students. The Institute of Space Policy (Russia) . ...

... 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. ...

... Картридж Epson T054 с цветными чернилами для струйной печати. Качество устройств Epson и расходных материалов гарантируют четкую печать и устойчивость к выцветанию. ... Артикул: TA_300.7030-02855 . Бренд: TAC (Турция) . ... Артикул - TA_300.7030-02855,Бренд - TAC (Турция),Материал ткани - 100% хлопок,Тип ткани - сатин,Плотность плетения - высокая,В комплекте - Пододеяльник ,200 x 220 см, 1 шт.,серый цв. ...