... Астрофотография . ... Наблюдения и астрофотография . ... Справочная информация . ... 1) Light = (Signal * Flat Signal) + Dark + Offset . где Signal - это изображение целевого объекта, который мы хотим получить в идеальных условиях. ... Light - (Dark + Offset) . ... Flat Signal . ... 3) Flat Signal = Flat Light - (Flat Dark + Flat Offset) . ... Flat Light - (Flat Dark + Flat Offset) . ... Аналогично, Flat Dark ' = Flat Dark + Offset . ... Light - Dark' . ... Flat Light - Flat Dark' . ...

... 000, 1­12 (2009) Printed 11 February 2010 A (MN L TEX style file v2.2) Analytical approximations of K -corrections in optical and near-infrared bands I1gor V. Chilingarian1 2 ,2,3 , Anne-Laure Melchior 1,4 and Ivan Yu. ... Received 2010 February 01; in original form 2009 August 14 ABSTRACT To compare photometric properties of galaxies at different redshifts, the fluxes need to be corrected for the changes of effective rest-frame wavelengths of filter bandpasses, called K -corrections. ... Table 1. ...

... The author attempts to approach the problem from the positions of systems analysis with account for the ideological grounds and history of space activities in Russia and abroad, comparing its current interpretation with the initial goals posed by leading theoreticians and practitioners who stood at the cradle of the space exploration era. ... The space systems recognized in Russia as priority projects are largely developed with violations of the systems approach principles. ...

... In the course of the BURAN orbiter development, suborbital and orbital launches of BOR-4 and BOR-5 flight vehicles have been produced for aerodynamic analysis and working capacity of thermal protection structures verification. ... The flights of the SPIRAL prototype and BOR-4 and BOR-5 flying vehicles have allowed not only to speed up the BURAN orbiter development, but also to justify the choice of the aerodynamic scheme of the orbital stage of the advanced MAKS aerospace system. ... Buran Orbiter ....

... Сегодня: 10 апреля 2016 г. Сразу две группы исследователей заявили, что им удалось обнаружить вторую планету, которая вращается вокруг собственной звезды по обратной орбите. ... Это означает, что планета вращается вокруг звезды по полярной орбите. ... В этом случае планета однозначно вращается в направлении, противоположном направлению вращения звезды. 13 августа 2009 года, то есть за день до появления новых работ сообщалось об открытии первой планеты, вращающейся по обратной орбите. ...

Space Agencies and Centres . Space research . ... BNSC - British National Space Centre . ... CNES - Centre National d' tudes Spatiales, France . ... NASDA - National Space Development Agency (Earth Observation Center), Japan . ... NASA Spacelink , includes information about the Mir station . ... John F. Kennedy Astronomy Observatory , contains rich list of astronomy sites . ... LIFE Magazine Space Links . ... Copyright RSSI 1993-1997, Space Research Institute RAS Network Information Centre ...

... March 02 2001 09:00 (Moscow time) . The operations scheduled on OC "Mir" for March 1-2 are complete. During communication sessions the OC "Mir" onboard systems were checked out and the "Progress M1-5" facilities were used to perform orbit radio monitoring. ... The onboard systems performed norminally.  ... The OC "Mir" onboard systems will be checked out and orbit monitoring is scheduled for 2-3 March. ...

Shades of Deep Purple (USA: Tetragrammaton 1968 ; Europe: EMI Parlaphone 1968 ; Japan: Polydor 1968) (CD) . Deep Purple's debut album, recorded very hastily. ... Tracks: . ... Wring That Neck (Blackmore/Lord/Simper/Paice) . ... All tracks written by Blackmore/Gillan/Glover/Lord/Paice . ... Painted Horse (Blackmore/Gillan/Glover/Lord/Paice) . ... Child in Time (Live, 690924) (Blackmore/Gillan/Glover/Lord/Paice) . ... Bonus tracks on Japanese CD: Lazy (edited) (Blackmore/Gillan/Glover/Lord/Paice) . ...