... Sun images . ... Sun flares . ... Active areas . December : 2015 . ... The following regions with sunspots can be now observed on the Sun's surface . Group number . ... Group length (in degrees) . ... Coordinates and other characteristics of active regions are issued for December 09, 2015 00:31 UT The following H-alpha plages without spots can be currently observed on the Sun's surface . ... Coordinates and other characteristics of active regions are issued for December 09, 2015 00:31 UT . ...

... 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 . ...

... Using the CFBDSIR wide field survey for brown dwarfs, we identified CFBDSIRJ214947.2-040308.9, a late T dwarf with atypically red J-Ks colour. ... SN 2009ip in NGC 7259 Electronic Telegram No. ... 7.09, [19.0; 2009 Aug. ... Accepted for publication in MNRAS Subjects: High Energy Astrophysical Phenomena (astro-ph.HE) The jet opening angle theta_jet and the bulk Lorentz factor Gamma_0 are crucial parameters for the computation of the energetics of Gamma Ray Bursts (GRBs). ...

... The main field of my investigations is stellar spectrophotometry. As a result of scientific activity of our group spectrophotometric catalog was created including energy distribution data on 900 stars in the range 3200-7600AA and 250 stars in the range 6000-10800AA (Voloshina et al., Spectrophotometry of Bright Stars, ed. I.N.Glushneva, 1982, Moscow, Nauka, in Russian). ...

... 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. ...

You are welcome to walk the grounds of APO during daylight hours (7am - 5pm), 7-days a week. ... Guided tours of the 3.5m and 2.5m telescopes at APO may be available for astronomical organizations, school groups, and higher education research groups. ... Please submit your tour request at least two weeks in advance. ... APO has displays and souvenirs at the Sunspot Astronomy and Visitor Center , located 2 miles from our site at the National Solar Observatory . ...

... The Earth's magnetosphere is not unique. Space probes which have visited the giant planets--Jupiter, Saturn, Uranus and Neptune--found that all were magnetized, even more intensely than the Earth, and all were surrounded by radiation belts. ... The earliest evidence came from cosmic rays , discovered in 1912 by Victor Hess. ... In the biggest events, a few times each solar cycle, such ions spread throughout interplanetary space, at energies which can reach those of low-energy cosmic rays. ...

... Peter is captured in full flight on guitar (including some sensational slide work), harmonica and vocals (singing with equal measures of melancholy and mischievousness). backed superbly by the splinter group, Peter and Nigel Watson effortlessly blend old blues classics with new original material and of course some great interpretations of peter's Fleetwood Mac catalogue. ...

Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 15 - 21.12.2014 , Forecast on 22 - 29.12.2014, Carrington Rotation 2158 (8,61.12.2014) SUNSPOT-FORMING ACTIVITY OF THE SUN REMAINED AT THE HIGH LEVEL ALL DAYS, EXCEPT 20.12 WHEN THE AVERAGE LEVEL IS NO- TED. ... NEXT WEEK EXPECTED THE HIGH AND AVERAGE LEVELS OF SUNSPOT AC- TIVITY. ... FLARE ACTIVITY WAS AT THE HIGH LEVEL 17-18 AND 20.12, MID- DLE LEVEL AT 19 AND 21.12, AND THE LOW -IN OTHER DAYS. ...

Discussion Forum Calibration Targets -------------------------------------------- Keith Jahoda sumarised the'Cal targets' group. Group generated a list of CAL targets, with their uses. ... Energy scale and line width at high energies, especially for Con-X. No obvious celestial targets. ... Not easy to cover 0.1->100 keV. ... RM - temp profile of cluster problem. XMM and Chandra give different answers - Chandra give higher temp by upto 1.5 keV for hig htemp clusters. ...

... material . ... Egan, Hilgeman (1975) Astron.J. 80, 587. meteorites . ... meteorites . refl. vis - IR . ... refl. ... art. astron. silicate . e 1,2 [fig] . ... Draine, Lee (1984) Astrophys.J. 285, 89. art. astron. silicate . ... refl. (i,.) [fig] . ... abs. [fig] . ... Suh (1991) Astrophys.Sp.Sci. 181, 237. art. cosmic silicates . ... Q ext /a [fig] . ... state: art. - artificial. data: e 1,2 - dielectric function, n,k - refractive index; [fig] - figure, [tab] - table, [t+f] - table and figure. ...

... Since January 2000 our English translation (Astronomy Letters) is available on-line !!! . see Note on printing of the on-line papers) . Scanned copies of Astronomy Letters for 1975-2000 can be found on-line in free access in ADS . ... 1995 , 1996 - the Grand prize (full story) , 1997 (full story) , 1998 (full story) , . 1999 , 2001 (full story) , 2003 , 2004 (full story) , and 2005 . ... LANL / ITEPh astrophysics preprints . ... E-mail: pazh@hea.iki.rssi.ru . ...

... History . ... The group for study of galaxies and cosmology has been created in April, 2011 and unified researchers from the laboratory of radio astrophysics (O.V.Verkhodanov, N.N.Bursov, N.V.Verkhodanova), the laboratory of antenna measurements (E.K.Maiorova) and researches from the radio astronomical sector (Yu.N.Parijskij, T.A.Semenova, V.A.Stolyarov) inside the laboratory of radio astrophysics by the order of the director of SAO according to the decision of the SAO Scientific coincil. ...

... NGC 1055 Sombrero - спиральная галактика в составе NGC 1068 (M77) Group из созвездия Кит (Cetus) .. ... Просмотр полной версии : NGC 1055 Sombrero - спиральная галактика в составе NGC 1068 (M77) Group из созвездия Кит (Cetus) .. ... NGC 1055 Sombrero - спиральная галактика из группы галактик NGC 1068 (M77) Group в созвездии Кит (Cetus) .. ... NGC 1055 Sombrero - доминатор местной группы галактик (local group of galaxies), известной как группа галактик Messier 77 (M77 group) .. ...

... Shevchenko Vladislav Vladimirovich . ... Position: Head of Department of Lunar and Planetary Research, Sternberg State Astronomical Institute, Moscow University, Doctor of Physics and Mathematics. ... L. Johnson Space Center - Lunar and Planetary Institute. ... Sternberg State Astronomical Institute, Moscow University, Universitetsky 13, Moscow, 119899 , Russia, . ... V.I.Chikmachev, S.G.Pugacheva and V.V.Shevchenko, Sternberg State Astronomical Institute, Moscow University, Moscow, chik@sai.msu.ru ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Outreach . Projects . ... Science . ... Participating in Project ASTRO, a national program to assist teachers in grades 4 through 12 in teaching astronomy . ... June, 1990: National Optical Astronomy Observatory, Friday Science Lunch Talks: "Engineering Big Science Projects" . ... May 4, 2007: National Optical Astronomy Observatory, Friday Science Lunch Talks: "The Ohio State University KELT Telescope -- Early Results" . ...

Every user is a member of one or more groups . To find out which groups you belong to use the command: groups . To find out which groups another user belongs to use the command: groups username . Your files and directories are owned by the group (or one of the groups) that you belong to. ... To list the group ownership of your files: ls -gl . You can change the group ownership of a file or directory with the command: chgrp group_name file/directory_name . ...

. Christmas History Traditions Carols Celebration in UK Celebration in USA яhristmas Menu .

... This glossary is not meant to be an exhaustive list of techno-definitions. ... Is there a term you don't see here? ... Do you know how to pronounce the CONSTELLATIONS , STARS , or the PLANETS and their MOONS ? ... First Law - the orbit of each planet is an ellipse with the sun at a focus . ... LIGHT BUCKET: A common slang term for a large apertures . ... LIGHT POLLUTION: The illumination of the night sky caused by artificial light sources on the ground (streetlights, billboards, etc.) ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Декабрь 1998 . ... Дата: 22 декабря 1998 (1998-12-22) От: Alexander Bondugin Тема: Cassini Update - December 18, 1998 Привет всем! ... Дата: 22 декабря 1998 (1998-12-22) От: Alexander Bondugin Тема: NEAR Update - December 18, 1998 Привет всем! ... Дата: 22 декабря 1998 (1998-12-22) От: Alexander Bondugin Тема: Sky Telescope News Bulletin - December 18, 1998 Привет всем! ...