... These colors are not only beautiful, they give us clues to the stars’ sizes, ages and life cycle status. ... While stellar life is interesting, stellar death results in many of the objects that amateur astronomers love to observe including planetary nebulae, supernova remnants and black holes. ... Dr. Russell Pinizzotto is currently the Dean of the Faculty of Science and Engineering at Merrimack College in North Andover, MA. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

Еще в разделе: (Показать все результаты (>66353) - www.atmob.org/ )

... We consider the astrophysical evolution of the Galaxy over large time scales, from early stages (an age of ~10 8 yrs) to the end of traditional stellar evolution (~10 11 yrs). ... In the model considered, the basic stages of Galactic evolution are as follows. ... Essentially all other basic parameters of the Galaxy vary little. ... The final "stellar epoch" in the life of the Galaxy is completed ~10 13 yrs after its formation, when the evolution of the least massive stars comes to an end. ...

Еще в разделе: (Показать все результаты (>14) - www.inasan.rssi.ru/ )

grdvector - Plot vector fields from grdfiles grdvector compx . ... CYLINDRICAL PROJECTIONS: -Jc lon0 / lat0 / scale (Cassini) -Jj lon0 / scale (Miller) -Jm scale ( Mercator - Greenwich and Equator as origin) -Jm lon0 / lat0 / scale ( Mercator - Give meridian and standard parallel) -Joa lon0 / lat0 / azimuth / scale (Oblique Mercator - point and azimuth) -Job lon0 / lat0 / lon1 / lat1 / scale (Oblique Mercator - two points) -Joc lon0 / ...

Еще в разделе: (Показать все результаты (>274) - xray.sai.msu.ru/ )

• Seminars
• color.sty
• Autumn colors

... ASRAS HOME . ... Mees Observatory . ... Site . ... Weather forecast will be correct for the Farash Center . ... Through gracious donations from Marion and Max Farash and the Louis S. Wolk Foundation, ASRAS has been able to acquire a large piece of land well away from the city lights. ... The Marian and Max Farash Center for Observational Astronomy consists of an education center, maintenance building and 6 working observatories on a 17 acre plot of land just off route 64 in the hamlet of Ionia, NY. ...

Еще в разделе: (Показать все результаты (>608) - www.rochesterastronomy.org/ )

• Supernova 1999an in IC 755
• Supernova 1999gi in NGC 3184
• Supernova 2002fk in NGC 1309

Microsymposium 34, MS015, 2001 TO THE DISCOVERY OF THE "SOUTH POLE - AITKEN " BASIN. ... Head [2] and Spudis [1] suggested in their reviews that the existense of the structure identified later as the South Pole - Aitken baasin was first predicted on the basis of a relief analysis of the mountain ridges observed in the libration zone be Hartman and Kuiper [7], i.e. after the first images of the lunar far-side had been obtained. ... SOUTH POLE-AIKEN BASIN: V.I.Chikmachev et al. ...

Еще в разделе: (Показать все результаты (>114) - selena.sai.msu.ru/ )

• http://selena.sai.msu.ru/Symposium/South%20Pole.pdf
• http://selena.sai.msu.ru/Symposium/South%20Pole.doc
• Yurii Naumovich Lipsky

... russian ) . ... Came to work at the Institute of Terrestrial Magnetism, Ionosphere, and Radio Wave Propagation, Russian Academy of Sciences (IZMIRAN) . ... Chairman of the "Solar Physics" section of Space Council of Russian Academy of Sciences . Vice-Chair of «Solar System» Section of Space Council of Russian Academy of Sciences and "Geophysical Research" Section of Scientific Technical Council of Federal Space Agency. Space Council of Russian Academy of Sciences . ... Scientific interests . ...

Еще в разделе: (Показать все результаты (>256) - www.izmiran.rssi.ru/ )

• Welcome to Ionosonde Parus Home Page!
• nssdcftp
• Ionosonde PARUS. About us.

... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

Еще в разделе: (Показать все результаты (>211) - www.badastronomy.com/ )

• Phil Plait's Bad Astronomy: Bad News
• Phil Plait's Bad Astronomy: Mad Science
• Phil Plait's Bad Astronomy: Misconceptions: What Color is Mars?

System of astrometric databases of Pulkovo observatory. 26-inch refractor . Pulkovo system of astrometric databases consists of three databases, which contain results of processing photographic and CCD observations, obtained with the 26-inch refractor and the Normal astrograph of Pulkovo observatory. Pulkovo photographic catalogs: Pul-2, Pul-3 (Pul-3 SE), Pul ERS . Results of photographic and CCD observations of Solar system objects . ... Normal Astrograph ...

Еще в разделе: (Показать все результаты (>26) - www.puldb.ru/ )

... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...

Еще в разделе: (Показать все результаты (>41) - vega.inp.nsk.su/ )

• NGC description
• Uppsala General Catalogue of Galaxies
• Астрономический комплекс НГУ

... 1.7 GSC 084 Pulkovo Obs., 0.33 15 x 15' 1.0" 7 34 0.179 0.307 Normal Asgr. 3.0 UCAC 118 Slovakia, 0.57 14 x 10' 1.7" 3 12 0.090 0.145 Modra 3.3 USNO 127 Germany, 0.19 30 x 20' 2.4" 3 15 0.151 0.087 Bornheim 0.8 GSC 168 34 200 0.282 0.315 291 USA,Kitt Peak, 1.8 390 x 30' 1.0" 1 5 0.143 0.144 Spacewatch II 4.7 USNO 300 Japan, 0.5 78 x 78' 2.3" 7 36 0.420 0.447 Bisei Center 1.3 ACT 461 Hungary, JATE 0.60 28 x 19' 1.1" 6 22 0.124 0.153 Asteroid Surv. ... Polynesia 1.0 UCAC F85 Tiki Obs., ...

Еще в разделе: (Показать все результаты (>61) - www.accuracy.puldb.ru/ )

. Home . Structure of Data . Description . Catalog . Publications . VO . ЮБ 2000 . 23:56:37.5 . ЮД 2000 . +61:24:02 . l . 116.420 . b . -0.776 . diameter . 4.0' . (m - M) 0 . 12.2 0.17 . distance . 2750 220 pc . E(B - V) . 0.49 0.02 . log(t) . 8.2 0.05 . SAO 1-m, BVRI observations (777 measurements) VOTable . 2MASS data VOTable . IPHAS IDR data VOTable . Developed by the Team . Send us your questions or feedback

Еще в разделе: (Показать все результаты (>183) - ocl.sai.msu.ru/ )

• SAI OCL Catalog Koposov 12
• SAI OCL Catalog NGC 136
• SAI OCL Catalog King 18

... Dept. for Physics of Stars&Galaxies . ... Using a database view Sloan Digital Sky Survey (SDSS), containing almost a million spectra created 15,000 sample galaxies with active star formation, which is used for various studies and physical state of evolution of galaxies. ... Star clusters of the Galaxy . The project MWSC (Milky Way Star Clusters) directory using 2MASS, which includes nearly 500 million vision to the limit Ks = 15.3, analyzed more than 4,000 cluster-like objects in the galaxy. ...

Еще в разделе: (Показать все результаты (>220) - www.mao.kiev.ua/ )

• MAO NASU :: Topic: New Release: Perspectives on String Phenomenology (1/1)
• Celestial calendar - Solar Eclipses
• The Laboratory of Astrometry

Observational data on solar activity is a basement for investigation of processes that take place on the Sun and interplanetary space, with data of long-term observations being of special importance. ... Subsection "Sunspot groups" is the catalogue of all sunspot groups that were observed in the given year. ... For every day of observation of the group the area of the group, the area of the largest spot (both areas - in millionths of solar hemisphere) and number of spots in the group are presented. ...

Еще в разделе: (Показать все результаты (>143) - www.gao.spb.ru/ )

• Main Page
• Description of database
• General description of the database

body bgcolor="#FFFF95"> <center><b><H2> Cписок работ за 1983 гг. H2 /b / center br font color = # FF0000 Хрузина Т.С . / font , Черепащук А.М. font color = green Оптические затмения и прецессионные эффекты в рентгеновских двойных системах SMC X-1 и Cen X-3. / font font color = blue // Aстрон . журнал, 1983 , b 60 /b , 57-71 (Sov.Astr., b 27 /b , P. 35) / ...

Еще в разделе: (Показать все результаты (>18) - uranus.sai.msu.ru/ )

• http://uranus.sai.msu.ru/~kts/said/a1988
• http://uranus.sai.msu.ru/~kts/said/a1989
• http://uranus.sai.msu.ru/~kts/said/a1981

To appear in "Fourth Workshop on Robotic Autonomous Observatories (2015)"RevMexAA(SC) METEOR OBSERVATIONS WITH MINI-MEGATORTORA WIDE-FIELD MONITORING SYSTEM S. Karpov, 1, 3 N. Orekhova2 G. Beskin, 1, 3 A. Biryukov3,4 S. Bondar,2 E. Ivanov,2 E. Katkova,2 A. Perkov, and V. Sasyuk3 RESUMEN 2 Favor de prop orcionar un resumen en espanol. ... The faintest detected meteors has the peak brightness about 10 mag, while the ma jority - from 4 to 8 mag. ... 2010; Karpov et al. 2013; Beskin et al. ...

Еще в разделе: (Показать все результаты (>196) - vo.astronet.ru/ )

• astro-ph
• wiki:syntax [SAI Virtual Observatory - Wiki]

Альтернативный форум . Scientific.ru Все форумы . ... profan - 31.01.2004 09:08 . ... ОТО Эйнштейна или школьная физика profan, 31.01.2004 06:40 . ... Re: Ньютон и Гюйгенс Александр Кушелев, 01.02.2004 23:30 . Re: ОТО Эйнштейна или школьная физика Александр Кушелев, 31.01.2004 14:32 . Re: ОТО Эйнштейна или школьная физика Alex P, 31.01.2004 18:33 . ... Re: ОТО Эйнштейна или школьная физика Петрович, 31.01.2004 17:35 . ... Re: ОТО Эйнштейна или школьная физика Geo, 31.01.2004 07:23 . ...

Еще в разделе: (Показать все результаты (>121) - www.scientific.ru/ )

• Scientific.ru Старый форум
• Обзоры hep-ph: тематический рубрикатор

Клуб Скептиков] [Конференция] . ... DoctoR : re: гнилой форум . ... Познание бесконечного решения 12-Окт (01:25) Прохожий re: никто не может объяснить НИЧЕГО из известного (+) 12-Окт (02:27) Mauhuur re: Происхождение жизни на Земле 12-Окт (20:23) Отец re: Происхождение жизни на Земле 13-Окт (12:26) (---) re: Происхождение жизни на Земле 13-Окт (16:50) Mauhuur re: Происхождение жизни на Земле 14-Окт (20:08) Mauhuur P.S. 14-Окт (20:09) Alex re: Происхождение ...

Еще в разделе: (Показать все результаты (>7) - www.skeptik.net/ )

• Russian Skeptics Club - English version