Sternberg Astronomical Institute, Moscow University, . Moscow, Russia . Supernovae make us brighter .. Search russian astronomical resources . Mirror of International Supernovae Network ( Original site ) . Catalogue of Supernovae Stars . HTTP access to SAI Catalogue of Supernovae Stars . SAI SN Light Curves Online . ... Sternberg Astronomical Institute ( in Russian ) . ... Astronet - Russian Astronomical Network . ... Russian Foundation for Basic Research . ...

Activities of the group in Croatia and Bosnia . ... In summer 1996, thanks also to ICS, a month-long work camp was set up in Knin, in collaboration with the local authorities, in which over 50 Italian volunteers participated. ... The same numerous group, especially the local young people, also helped the Italian volunteers during the Easter work camp in 1998. ... These two camps were run by 40 Italian volunteers in collaboration with the association Assieme and local groups. ...

. General description of the database . Data: . Sunspot groups . Calcium flocculas . H-alpha filaments . Protuberances . Solar corona . Eruptions . Daily indices: . Wolf numbers . Sunspot areas . Synoptic maps . Indices derived from the catalogue data: . Summary data on separate sunspots . Monthly and yearly means of sunspot and faculae areas . Selection from the database: . Sunspot groups . Calcium flocculas . H-alpha filaments . Eruptions . The paticipants of the project . List of publications

... HST . ... Proposal ID = 12304 Principle Investigator = Jon A. Holtzman - New Mexico State University Title = "Metallicity Distribution Functions of 4 Local Group Dwarf Galaxies" Time = Mar 24, 2012 10:37:03 - 14:56:47 Target = LEO-II Instrument = WFC3/UVIS, WFC3/IR . ... The most direct way to study the star formation history of the universe is to observe very distant galaxies. ... Dwarf galaxies therefore provide a "fossil record" of how star formation has proceeded in the universe. ...

This home page belongs to small group of scientists working at . Sternberg Astronomical Institute which is a part of Moscow State University . ... Электронная библиотека научно-технической и художественной литературы (доступна только из ГАИШ) . ... Local staff . Dr. Edward Kononovich (konon -at- sai.msu.ru), Associate Professor . ... Dr. Sergey Ayukov (asv -at- sai.msu.ru), Research Fellow, Webmaster of the group . ... Joint seminar of Solar Studies Structure Group and Solar Photometry Group . ...

... Astrophysics Group . ... COAST . COAST Astronomical Results . Surface Imaging of Betelgeuse . ... Betelgeuse is a nearby red supergiant star, about 500 times larger than the Sun. ... Each image was taken through a different colour filter. From left to right, the images show how Betelgeuse appears in red (a wavelength of 700 nanometres), very near-infrared (905 nm), and near-infrared (1290 nm) light. To show this, we have coloured the images different shades of orange and red. 700 nm . ...

... The ut1.dat file contains the corrections made to UT1R -TAI time which is used by the Tempo and Tempo2. ... The corrections are published monthly by the International Earth Rotation Service (IERS) in several IERS bulletins . ... This is done by downloading the eopc04_IAU2000.62-now from http://hpiers.obspm.fr/iers/eop/eopc04_05/ to $TEMPO2/earth directory. ... This produces a file ut1.tmp in the /iers directory . cd to $TEMPO2/clock/ and check that the local version of ut1.dat is up to date. ...

... Large Sunspot Group AR 9393 . ... Credit Copyright: MDI , SOHO , ESA , NASA Explanation: The largest sunspot group of the past ten years crossed the surface of the Sun late last month and early this month. The group was designated Active Region 9393 as it was the 9393rd region identified since counting officially began in 1973. ... Just after the end of the movie, on April 2, AR 9393 unleashed the largest solar flare of the last 25 years . ... Violent Sunspot Group AR 1302 Unleashes a Flare . ...

... Today this year's largest group of sunspots will cross the Sun's central meridian. ... The next day, the number of spots in the group reached five, and the day after, on June 2nd, it was possible to count thirteen sunspots on solar disk, which had been clear prior to this. ... This year's two most powerful active areas, which passed across the solar disk at the beginning of May, 2009, are set to appear in the Sun's eastern sector in two days, on June 6th. ...

While engaged in the forenoon of Thursday, September 1, in taking my customary observation of the forms and positions of the solar spots, an appearance was witnessed which I believe to be exceedingly rare. The image of the sun's disk was, as usual with me, projected on to a plate of glass coated with distemper of a pale straw color, and at a distance and under a power which presented a picture of about 11 inches diameter. ... Exploration" home page (index) Glossary . Official GSFC Home Page .. ...

... Light Pollution and Amateur Astronomers - and Annual Meeting . Panel Discussion with New England Light Pollution Advisory Group . ... Recent announcements about global warming, combined with heightened interest in "green" practices, make this an especially good time to raise light-pollution awareness. ... Please join us for a pre-meeting dinner discussion at Changsho, 1712 Mass Ave, Cambridge, MA at 6:00pm before the meeting. ... Jun . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... 88.0, THAT GIVES FOR 28 MONTH (2011, APRIL) DEVELOPMENT CURRENT 24 CYCLES OF SOLAR ACTIVITY THE SMOOTHED MONTHLY MEAN SUNSPOT NUMBER W*apr.= ... 137.3 --------------------------------------------------------------------------- Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 31 - 06.11.2011, Forecast on 07 - 14.11.2011, Carrington Rotation 2016 (19,99.10.2011) SOLAR SUNSPOT ACTIVITY OF THE LAST PERIOD CHANGED FROM AVERAGE TO HIGH (3.11) AND BACK TO THE AVERAGE. ...

... Get summary info for the files (can take a while!) nsum = masfilesum('',sumI,fnmI=fnmiar) print ,'Retrieved header information for ',nsum,' files.' if (nsum NE nfiles) then print ,'WARNING: number of file headers does not match number of files!' sumfound = sumI cont = 1 if (dosrc AND cont) then begin print ,'Matching srcname = ',srcname filefind = where(strmatch( sumfound .h.object,srcname,/fold_case)) ; sumfound .h.object EQ srcname) if ( ...

... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... The Magazine . News . Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Local Group . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... Timeline . ... 16b. Carrington, 1859 . ... While engaged in the forenoon of Thursday, September 1, in taking my customary observation of the forms and positions of the solar spots, an appearance was witnessed which I believe to be exceedingly rare. ... In this lapse of 5 minutes, the two patches of light traversed a space of about 35,000 miles. Click here for a text of Carrington's full article , including illustration.. ... Timeline Expanded timeline Glossary . ...

... A dynamical system is an action of the infinite cyclic group. Group action study is€аimportant for€аdifferent areas of€аdynamics and geometry. The topics of€аthe conference include: . ... Diophantine approximations and homogeneous flows, e.t.c. We plan a€аminicours by€аD.€аCalegari about the solution of€аthe Ahlfors' measure conjecture for limit sets of€аKleinian groups. ... In 5тАУ7€аminutes you'll see a€аchurch on€аyour right€атАФ turn right to€аBolshoy Vlasyevsky street after that. ...

Statistics of sunspot activity . The sunspot indices . ... Visual indices of solar activity . ... n - number of spot groups . A - Waldmeier class of unipolar spot groups without penumbra . B - class of bipolar spot groups without penumbra . C - class of bipolar spot groups with one penumbra pole . D - class of small bipolar spot groups with two penumbra poles . E - class of middle bipolar spot groups with two penumbra poles . ... H - class of unipolar penumbrated spot groups . ...

Next: FIT/ROMAFOT Up: The Automatic Path Previous: SEARCH/ROMAFOT . ... This command groups the objects automatically. ... To group remaining objects, one can execute the command once more with the same catalogue and intermediate table, but with an increased maximum number of objects per window and a reduced AR (in the sense just explained). ... The user is trying to group noise peaks. ... After having grouped the objects, the user tries to fit the subframes by executing the command FIT/ROMAFOT . ...

After filling in and submitting this form it will be processed and sent to WDCfor STP data manager responsible for the data of your interest. You will receive requested data by electronic mail according to your preference. ... Zurich Sunspot Data . ... Sunspot Group Report . ... Greenwich Daily Sunspot Summaries . ... H-alpha Solar Flare . ... H-Alpha Flare Index . ... Interplanetary Magnetic Field (OMNI) . ... sunspot data solar flux OTTAWA SAGAMORE HILL) . Mean Solar Magnetic Field Values . ...

... The main task of this Working Group has been to review the state-of-theart knowledge of the Milky Way galaxy, to identify the future challenges, and to propose which tools (in terms of facilities, infrastructures, instruments, science policies) would be needed to successfully tackle and solve the remaining open questions. ... This Working Group has made recommendations that would allow dissecting our backyard laboratory, the Galaxy, even further. ...