Казанский (Приволжский) федеральный университет, КФУ
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ФЕДЕРАЛЬНЫЙ УНИВЕРСИТЕТ
 
THE ASTROMETRIC GAIA-FUN-SSO OBSERVATION CAMPAIGN OF 99942 APOPHIS
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2015
Языканглийский
  • Гумеров Рустам Исхакович, автор
  • Thuillot William --, автор
  • Библиографическое описание на языке оригинала Thuillot, W. The astrometric Gaia-FUN-SSO observation campaign of 99942 Apophis / Thuillot, W.; Bancelin, D.; Ivantsov, A.; …; Gumerov, R.; …; Khamitov, I.,; and 71 co-authors // A&A. Vol. 583, A59 (2015). ISSN 1432-0746. http://dx.doi.org/10.1051/0004-6361/201425603
    Аннотация Astrometric observations performed by the Gaia Follow-Up Network for Solar System Objects (Gaia-FUN-SSO) play a key role in ensuring that moving objects first detected by ESA?s Gaia mission remain recoverable after their discovery. An observation campaign on the potentially hazardous asteroid (99 942) Apophis was conducted during the asteroid?s latest period of visibility, from 12/21/2012 to 5/2/2013, to test the coordination and evaluate the overall performance of the Gaia-FUN-SSO . Methods. The 2732 high quality astrometric observations acquired during the Gaia-FUN-SSO campaign were reduced with the Platform for Reduction of Astronomical Images Automatically (PRAIA), using the USNO CCD Astrograph Catalogue 4 (UCAC4) as a reference. The astrometric reduction process and the precision of the newly obtained measurements are discussed. We compare the residuals of astrometric observations that we obtained using this reduction process to data sets that were individually reduced by observ
    Ключевые слова astrometry / minor planets, asteroids: individual: 99 942 Apophis / ephemerides
    Название журнала Astronomy and Astrophysics
    URL http://dx.doi.org/10.1051/0004-6361/201425603
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