Coordinate Systems used for spacecraft trajectory description: . ... The HGI coordinates are Sun centered and inertially fixed with respect to an X-axis directed along the intersection line of the ecliptic and solar equatorial planes. ... Cometocentric (solar) Ecliptic Coordinate System (CSE) . ... CSE coordinate system for the SC POSITION: axis origin at comet center, X-axis to the SUN, Z-axis to ecliptic north pole, (X,Y)-plane is parallel to the ecliptic plane. ...

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• SINGULAR POINTS IN THE SOLAR CHROMOSPHERE
• APEX/Intro

The direct detection of gravitational waves is one of those events long-expected by physicists that are nevertheless a significant occurrence which excites the world scientific community as if something unexpected has happened. ... Many rumors leaked ahead of the conference, and the fact that something (that is, a signal corresponding to gravitational waves) was discovered by LIGO (Laser Interferometer Gravitational-Wave Observatory) was discussed on the sidelines. ... arXiv:1602.03868 . ...

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• Radio galaxies
• Description of system SEDs
• Description of SED models

THE 75th NAME-LIST OF VARIABLE STARS. ... The 75th Name-List consists of two tables. ... the literature, taken from positional catalogues, including USNO A1.0/A2.0 and GSC, or determined by the authors); the range of variability (sometimes the column Min gives, in parentheses, the amplitude of light variation; the symbol ( means that the star , in minimum light, becomes fainter, than the magnitude indicated); and the system of magnitudes used ( P are photographic ...

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• Moscow Astronomical Plate Archives: Contents, Digitization, Current and
• Index of /groups/cluster/gcvs/digit/mdv

... We have compiled the Catalogue of extragalactic supernovae using the GCVS card catalogue. ... Doubtful (?), or rejected (-) SN 8 A1 --- RemFlag [*] The '*' indicates a remark in sn_rem.dat 10- 19 A10 --- Gal Parent galaxy designation 21- 22 I2 h RAh Right Ascension 1950 of Parent galaxy 23- 24 I2 min RAm Right Ascension 1950 (minutes) 25- 28 F4.1 s RAs Right Ascension 1950 (seconds) 29 A1 --- DE- Declination 1950 (sign) 30- 31 I2 deg DEd Declination 1950 of Parent ...

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• http://www.sai.msu.su/gcvs/gcvs/nl75/IBVS2.STY
• http://www.sai.msu.su/gcvs/gcvs/nsv/readme
• General Catalogue of Variable Stars: Vols I-III (the new electronic version).

ATMoB "Galaxy Observing Award " Guidelines Purpose: To promote observing among the membership of the Amateur Telescope Makers of Boston through participation in the Galaxy Observing Awards program. ... Examples of elliptical galaxies: M49, M59, M60, M87, NGC 4125. Limiting Magnitude Assessment: Spirals: A spiral galaxy consists of a flattened disk, with stars forming a (usually two-armed) spiral structure, and a central concentration of stars known as the bulge. ...

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• Amateur Telescope Makers of Boston

. Parent Directory . courses . modules.php Apache/1.3.42 Server at www.college.ru Port 80

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• Перемещенная страница
• Index of /astronomy/course
• Index of /physics/courses/op25part2/content

... Space flight . ... Space Hotel . ... Small orbital stations (SOS) are intended for the arrangement of flexible manned programs on commercial basis with the possibility of using the traditional Russian manned , cargo spacecrafts, their modifications and new modules oriented for the minimum costs and terms of orbital objects development . оThe principle of SOS building is as follows: it is developed not as a separate self-sufficient project of an ... It means a possibility of: . ...

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• Odyssey
• Basic training program for a cosmonaut/astronaut or a manned space flight
• ATLAS aerospace invites you to participate in cosmonaut and astronaut training

... Как очистить файлы cookie смотрите в разделе "Вопросы и ответы" по ссылке http://aval.ua/personal/online/usability/secur_faq/ . ... 0 (800) 500-500 по всей Украине . 44) 490-88-88 в Киеве . или 521 с мобильного (для абонентов МТС) . ... If you see this page this means there's a problem with your web-browser settings or you entered an invalid value. Please follow the recommended options below to solve the problem: Option 1 - restart your browser . ... 0 (800) 500-500 all over Ukraine . ...

72. The new concept of formation and development of the Solar system

73. Yasny launch base

74. University Satellites and Space Science Education '2006

75. Some important events

76. StarCalc Home Page [English]

77. Index of Presentations

78. K-corrections calculator

79. SAI OCL Catalog Trumpler 19

80. http://www.princetonastronomy.org/starquest/sq2013_flyer.pdf