... About meteorites . ... Meteoritic data . Meteorite Encyclopedia . ... About laboratory . ... In addition, meteorites are divided into falls and finds depending on how they were collected. ... In other words, by far most meteorites falling on Earth are chondrites. Finds are meteorites that were not seen to fall but were subsequently discovered on the ground, often long after they landed. ... The vast majority of meteorites in museum and private collections around the world are finds, not falls. ...

... 2014 . ... MAGNETIC FIELDS IN SOLAR ACTIVE REGIONS V.G.Lozitsky Taras Shevchenko National University of Kyiv, Astronomical Observatory lozitsky@observ.univ.kiev.ua, lozitsky_v@ukr.net Magnetic field measurements in solar active regions carry out on a base of the Zeeman effect. ... TRACKING OF RADIO BURST SOURCES IN SOLAR CORONA BY HELIOGRAPHIC MEANS Koval A.A. 1, Stanislavsky A.A. 1,2, Konovalenko A.A. 1 Institute of Radio Astronomy of NAS of Ukraine 2 V.N. Karazin Kharkiv National University 1 .. ...

The Second U.S. Naval Observatory CCD Astrograph Catalog ( UCAC2 ) Table of Contents 1) Introduction 2) Summary of the Project a) Observations and Instrumentation b) Reductions of UCAC Observations c) Computation of Proper Motions 3) Properties of the Catalog and Important Notes For the User a) Sky Coverage b) Completeness c) Positions, Proper Motions and Error Calculations d) UCAC2 Magnitudes e) 2MASS Photometry f) Non-stellar ... All stars in the UCAC2 have proper motions. ...

... Пусть числа записаны на карточках, выложенных в ряд. ... Его проекцией будет также равнобедренный треугольник CA B , причем A B = AB , а высота CD = CD cos , где угол между плоскостями. ... Получаем 2 A B CB = tg a , CA = tg b , OB = 1 cos a , OA = 1 cos b , 2 2 2 AB = tg a + tg b - 2tg a tg b cos , cos c = OA + OB - AB 2 OA OB 2 2 2 = cos a cos b + sin a sin b cos . ... Докажем сначала, что если прямой угол ортогонально проецируется в прямой, то одна из его сторон параллельна плоскости проекции. ...

... Paper analyses Russian view of its involvement into international space cooperation and associated Western concerns. ... a) as a global market of space products and services, or . ... Nowadays, when the Russian rocket and space industry suffers from the end of the Cold War and transition from plan to market economy, Russia counts to benefit from offering its capabilities at the global space market. ... A principal offer of Russia to a global market is a space launch capability. ...

Geomagnetism and Aeronomy, Vol. 45, No. 6, 2005, pp. 681­719. Translated from Geomagnetizm i Aeronomiya, Vol. 45, No. 6, 2005, pp. 723­763. Original Russian Text Copyright © 2005 by Yu. Yermolaev, Zelenyi, Zastenker, Petrukovich, M. Yermolaev, Nikolaeva, Panasyuk, Kuznetsov, Myagkova, Murav'eva, Yushkov, Veselovsky, Dmitriev, Zhukov, Yakovchouk, Kuznetsov, Chertok, Ishkov, Belov, Eroshenko, Yanke, Gaidash, Kanonidi, Kuzin, Zhitnik, Ignat'ev, Slemzin, Sukhodrev, Shestov, M. Eselevich, V. Eselevich, Rudenko,