Introduction The suggested invention relates to attitude control system of a spacecraft. ... Systems without interaction with ambient (Systems with jet engines) Here, for instance, we can put systems, which can generate torque because of jettisoning any particles or gas. ... The main element of the suggested attitude control system is an electrical motor, which main feature is absents of a stator. ... 3 Block diagram of an attitude control system on a jet engines base. ... It is a system with| | ...

... Contact A Problem of an estimation of accuracy of the asteroid CCD observations . The Minor Planet Center supported by the Interntional Astronomical Union is the main office for keeping observational data of the small Solar System bodies and their investigations. ... At Pulkovo Observatory we are estimating an accuracy of the CCD asteroid observations obtained by amateurs and professional astronomers all over the World using the MPC database. ...

... Sternberg Astronomical Institute , Moscow University . ... Present edition unites two parts of Catalogue of interacting galaxies by B.A.Vorontsov-Velyaminov: the first part (Part 1) containing 355 systems was published in 1959 [1] and the second one (Part 2) with 497 objects - in 1976 [2].Thus two published parts of Catalogue include 852 interacting systems. ... All new of them (1162 by number) were taken from the comments to the galaxies in Morphological catalogue by Vorontsov-Velyaminov et al.[ ...

... ARTICLE: Die Roche’sche Grenze . ... Beide Objekte besitzen eine derart groъe Masse, dass sie in der Hauptsache von ihrer eigenen Gravitationskraft zusammengehalten werden, wobei die Masse des Planeten die des Satelliten Эberwiegt. Sehen wir uns den Satelliten etwas nДher an. ... Dadurch enstehen an der OberflДche der zwei Objekte GezeitenkrДfte, d.h. die OberflДche des Satelliten krЭmmt sich in Richtung des Mittelpunktes des Mutterplaneten und umgekehrt (vgl. ... AAL member since 1996 . ...

Новости компании PENTAR . ... Официальное письмо PENTAX IMAGING SYSTEM . ... Управление Hoya Corporation, материнской компании PENTAX IMAGING SYSTEM , расположенной в Токио, выражает свое самое глубокое сострадание пострадавшим от катастрофы. ... Meade Instruments Corp. объявляет о пополнении серии высококлассных оптических принадлежностей MEADE 5000 новыми окулярами HD-60. ... 16 марта 2011 . ... HOYA CORPORATION PENTAX Imaging System выпустила новую камеру со сменными панелями - Optio RS 1500. ...

... Р?С?С?С?Р?Р?Р?Р?РеС?Р?С?Р?РеР? ... Launched on February 17, 1996, the Near Earth Asteroid Rendezvous (NEAR) mission is to be the first of NASA's Discovery missions, a series of small-scale spacecraft designed to proceed from development to flight in under three years for a cost of less than $150 million. ... The ultimate goal of the mission is to rendezvous with and achieve orbit around the near Earth asteroid 433 Eros in February, 1999, and study the asteroid for approximately one year. ...