... Facts of the Tunguska paradox . Hypotheses about the nature of the Tunguska explosion . Bibliography . ... Puzzles of the Tunguska event . Tunguska sketches . ... Review of studies of the Tunguska phenomenon . ... Vasilyev . ... Map and photos of the Tunguska site . Detailed maps of the epicenter of explosion . ... Photos . ... The expedition "Tunguska 2004" . ... The expedition "Tunguska 2001" . The expedition "Tunguska 2000" . ... The expedition "Tunguska 2002" . ...

RUSSIAN PEREPLET . Culture, Science, and Education Portal . Science Space Culture General Discussion Scientific Discussion Seminars . News: The best of Russian Science and Technology . ... MASTER Team Science Release: Discovery of the Black Hole Ergosphere? ... The International Conference "The International Conference" . ... MASTER is the first russian asteroid factory . ... New Russian "Volga" . ... MASTER - is the first russian robotic telescope for observations Gamma-Ray Bursts . ...

... Telephone: 81 3 5620 9429 International Travel Division Facsimile: 81 3 5620 9400 Convention Center (CD100993-543) 5-5-2, Kiba, Koto-ku, Tokyo135, Japan SCIENTIFIC PROGRAMME: OVERVIEW Invited Discourses JD 1 The Hubble Deep Field R.E.Williams JG 2 The Cataclysmic Variable Stars B.Warner JD 3 Black Holes in the Universe I.D.Novikov Symposia S 183 Cosmological Parameters and the Evolution pf the Universe S ... The dates for this workshop are 3 - 5 March, 1997. ... March 3-5, 1997: Workshop. ...

... 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...

... 000, 1­13 (2010) Printed 21 September 2011 A (MN L TEX style file v2.2) A universal ultraviolet-optical colour­colour­magnitude relation of galaxies I1gor V. Chilingarian1,2, and Ivan Yu. ... Received 2011 Sep 15; in original form 2011 Feb 6 ABSTRACT The bimodal galaxy distribution in the optical colour­magnitude diagram (CMD) comprises a narrow "red sequence" populated mostly by early-type galaxies and a broad "blue cloud" dominated by star-forming systems. ...

T Ant [A/H] = -0.0. P var, nonlinear elements: Max = 2436120.756 T Ant + 5.897915d*E + 4.80d*10^{-8}E^2 [00027]. ... 00000]. ... Brightness variations with AG Ant the orbital period probably due to variations of circumstellar AG Ant extinction. ... R Ara Min II 6.2. ... The data in [00002] reveal RR Tel current V-band variations with a small amplitude and nearly RR Tel the same period [00000]. ... V0340 Tel The data from [00002] do not confirm the tabulated period V0340 Tel [00000]. ...

... Catalog . Publications . ... Koposov, S., Glushkova, E., Zolotukhin, I. 2008: Automated search for Galactic star clusters in large multiband surveys. ... BibTeX entry ] . ... Glushkova, E.V., Zabolotskikh, M.V., Koposov, S.E., Spiridonova, O.I, Vlasyuk, V.V., Rastorguev, A. S. 2010: Photometry of the poorly studied galactic open star clusters King 13, King 18, King 19, King 20, NGC 136, and NGC 7245 , Astronomy Letters, 36, 75 . ...

. All pictures, which you can see here, can not be published whithout Youth Space Center authorization! . Tour of Baikonur Spaceport. April 1997 (from video) . The same (photos) . YSC in Florida: Kennedy Space Center, Embry-Riddle Aeronautical University, EPCOT, etc. November 1995 . Monino aviation museum (Moscow region) . Space hardware we have seen. People, events, places... Moon on a Stick,UK,2001 .

Астрономические новости NASA на русском языке. ... Статьи . Статьи NASA . ... Профессиональная астрономия . ... Статьи NASA на русском . ... Главная Новости Профессиональная астрономия . ... NASA запустит шаттл, чтобы его экипаж провел последний ремонт и техническую модернизацию космического телескопа Hubble . NASA приняло решение о запуске шаттла, экипаж которого проведет последний ремонт и техническую модернизацию находящегося на орбите космического телескопа Hubble, сообщает Спейс-Информ . ...

Measurement of Sky Brightness at the Iranian National Observatory Davoud Afshari1 and Sadollah Nasiri1,2 1Physics Department, Zanjan University, Zanjan 45195-313, Iran; Institute for Advanced studies in Basic Science (IASBS), Zanjan 45195-1159, Iran; Measurement of light pollution 2 Introduction Among 34 candidate sites at the central part of the country, 5 sites namely Garkesh (in Kashan ), Kolahbarfi(in Kashan ), Deynava (in ... One of these is light pollution. ...

... Field of research: Extragalactic astronomy. ... NASA Astrophysics Data System (ADS) Abstract Service . ... CADC Home Page . ... CCD Images of Galaxies . ... RUSSIAN LINKS . ... UA Astronomy Personal Home Page - Bill Keel . ... The Shape of the Rotation Curves of Edge-on Galaxies, by A.V.Zasov and A.V.Khoperskov, 2003. ... A Thickness of Stellar Discs, by A.V.Zasov, and D.V.Bizyaev, 2003 . Minimum Velocity Dispersion in Stable Stellar Disks, by A.V.Khoperskov, A.V.Zasov, and N.V.Tyurina, 2003 . ...

... The Triplet Lenses are manufactured by LOMO PLC of St. Petersburg Russia, one of the world's largest and most advanced optical manufacturers. ... This day the official web site of St.Petersburg company, lomo.ru, became accessible. ... LOMO VOTING PAPERS PROCESSING COMPLEXES TESTED SUCCESSFULLY . On December 16, 2001 during elections to Legislative Assembly of Leningrad Region, Russia, pilot pieces of the new Voting Papers Processing Complex created at LOMO PLC were used for the first time. ...

... Edwin Hubble / . ... Ливерпульская версия Памелы Андерсон . ... Биография . ... Edwin Hubble quotes . ... Биография Илья Резник (353) . ... Самый богатый менеджер России' / Юрий Соловьев [83] . ... Юлия Волкова 08.04.2016 10:04:10] Юлия Волкова рассказала о своей борьбе с раком Подробнее .. Сия 08.04.2016 08:04:09] Новый сингл Sia на пике популярности Подробнее .. ... Меган Трейнор 07.04.2016 07:04:10] Меган Трейнор выступила на iHeart Radio Awards с хитом NO Подробнее .. ...

... StarCalc Home Page - Downloads . ... File . StarCalc (English version) . ... With minimal configuration, version 5.72 of StarCalc includes the next interfaces: "Horizon", "Horizontal coordinategrid", "Equatorial coordinate grid", "Constellation boundaries", "Constellation lines", "Constellation names", "Star proper names", "Bright Star Catalog", "Deep-sky objects", "Sun", "Moon" and "Planets and satellites" . Plugins for StarCalc . ... Interface to NGC 2000 (plugin + catalog file) . ...

... SB, Porb = 55.9212d. V0745 Cas| ... Component B of the double system observed brighter than in the Hipparcos Input Catalogue. ... The variability may be due to the fainter component. ... Type ELL: is also possible. pi Cas| ... Variability type and spectral type (F2/F3Ib/II) do not agree. ... Variability type and spectral type (F3/F5II) do not agree. ... Variability may be due to component B. VZ Pic| ... Variability may be due to component B. V1377 Ori| ... SB, Porb = 9.073d. V0421 Cep|105091| ...

... Во время полета к телескопу Hubble теплозащитный слой космического корабля Atlantis может быть поврежден космическим мусором. ... По словам представителя NASA Джона Шэннона, орбита, по которой вращается над Землей Hubble, "более высокая и более загрязненная", чем орбита Международной космической станции (МКС). Если вероятность серьезного повреждения корабля при полете к МКС составляет 1 к 300, то при полете к Hubble этот показатель почти в два раза выше и равен 1 к 185, передает ИТАР-ТАСС. ...

... Dear teachers and guests of our site, if you are interested in the work of our teachers (foreign language teachers in particular) you may contact us through Internet. ... The teachers not only use computers for presentation of the new material, but also organize the system of checking students' knowledge. ... Every grade organizes a firm, chooses the activity, approves of the staff of the firm. ... The students also plan expenditure on scientific and research activities and advertisement. ...

Aurora and Nightglow Laboratory . Head Dr. Valery Alexeyev . Phone: +7(4112) 39-04-60 . Fax: +7(4112) 39-04-50 . ... Dr. Peter Ammosov . Dr. Galina Gavrileva . Dr. Igor Ievenko . ... Dr. Semen Nikolashkin . Electronics engineer Nikolay Alexeyev . Post-graduate Igor Koltovskoy . Post-graduate Stanislav Parnikov . Post-graduate Galina Timofeeva . Post-graduate Semen Titov . ...

... Viking 253 1.173. VNREDSat-1 253 1.174. WIRE (Wire Field Infrared Explorer) 253 1.175. ...

... 2004. ... Astrophys. J. 1999. ... Fan Y., Fisher G.H., McClymont A.N. Dynamics of emerging active region flux loops // Astrophys. ... Howard R.F. Axial tilt angles of sunspot groups // Solar Phys. 1991. ... Langcope D.W., Fisher G.H. The effect of convection zone turbulence on the tilt angles of magnetic bipoles // Astrophys. ... Axial tilt angles of sunspot groups // Solar Phys. 1999. ... 10, 60 120 . ... 2005 . ... SS433. ... 2 I - - 4 II 8 III 11 IV 8 2005 . ... SS433 23.05.2005 . ...