Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

The Database of Close Binary Systems . ... Team . ... This web-based interactive database is being developed and maintained by a team at the Sternberg Astronomical Institute of the Moscow State University . The project is an on-line extension of our catalogue on "Highly Evolved Close Binary Stars" (volumes I, II) published by Gordon and Breach in 1996. As of September 2009, the database (both the software and the content) is in its development/testing phase. ...

. Предисловие. Введение. Глава 1. НЕМНОГО ТЕОРИИ. 1. Свет, оптические детали и характеристики систем. 2. Конические сечения. Поверхности вращения. 3. Как работает телескоп? . 4. Простейший телескоп. 5. Аберрации. 6. Ахроматические линзы. 7. Идеальный объектив и тонкая структура изображения. 8. Разрешающая сила телескопа. 9. Предельные увеличения телескопа. 10. Эффективность телескопа. 11. Типы телескопов.

... Сегодня: 10 апреля 2016 г. Бывший участник группы The Beatles сэр Пол Маккартни споет в прямом эфире для экипажа МКС, сообщает Reuters. ... NASA будет транслировать на МКС две песни Маккартни: "Good Day Sunshine" с альбома The Beatles "Revolver" 1966 года, а также "English Tea" с последнего сольного диска сэра Пола "Chaos and Creation in the Backyard". ... Я был очень горд, когда узнал, что одна из моих песен звучала для экипажа Discovery этим летом. ... США заморозили свои исследования на борту МКС...

... Imaging GRIN Rod Lens (HAG's) | Relay Rod Lens (LAG's) | ... The Refractive Index Distributions (RID) in GRIN lens preforms are made by multi-stage optimized ion-exchange diffusion between silicate mineral glasses and salt melts. ... In the LAG lenses - L ow A perture GRIN the nature of the changing of refractive index in glass via ion-exchange lies mainly in molecular volume increase. ... LAG lenses are specially treated to create the dark anti-flick surface coating (Fig.2). ...

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... The solar regions . ... The description of the solar regions . ... The law latitude bipolar formation of the Southern hemisphere observed from 14.07 to 21.07.06. ... In the previous Carrington rotation the group was submitted by the region 10896. ... It was observed from 30.07 to 3.08.06 at the tenth latitude of the Southern hemisphere, in the Western part of the Sun disc. ... The near-equatorial bipolar group was arisen 20.01.07 near to the region 10938, in the Western part of the Sun disc. ...

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. ...

... The primary, secondary and tertiary structures of tRNAs and their function at the first stage of protein biosynthesis are discussed. еУОВНЫОњ Ъ МТФУ ЪМУИ кзд (Ъкзд) Л,, Ъ НО~В,Ы УОе , НТФ ВТТЛЛ ,,ВМУ,, Ы~ТЪ,Ыfl , ФВ В,УВ ЛМЩУ П^ЛЛ, ТУВ КВИТfl , ПЪ Л~Мњi кзд , ,ЛВ НУУМУ,, М flБњН ПЛМУНЛТОУЪМњi УТЪЪНУ, ћВОНУ,њi ^ВФВИ. ... ЗЗЦСЦзаЦ ї о,У У, й.й., 1998 () - , , , (). . ... 50- - (). , оДЗйкйЗД й.й. лнкйЦзаЦ нкДзлийкнзхп кзд 71 , , , . ... 3'-, - (CCA-). ... 1998. ... Val + + ATP Val- + AMP + PP, (1) AMP...