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NGC 1817

NGC 1817
Сурәт
Каталог коды NGC 1817[1], C 0509+166[1], [KPS2012] MWSC 0484[1] һәм Collinder 60[2]
Ачучы яки уйлап табучы Уильям Гершель[d]
Ачыш датасы 19 февраль 1784[3]
Йолдызлык Сәвер йолдызлыгы[4]
Җирдән ераклык 1,5 килопарсек[5]
Склонение собственного движения −2,17 ± 1,73 миллиарксекунд в год[6]
Прямое восхождение собственного движения −1,79 ± 2 миллиарксекунд в год[6]
Радиаль тизлек 65,3 ± 0,1 km/s[7]
Күренмә йолдызча зурлык 7,7[1]
Металличность −0,05[8][9] һәм −0,11[10][11]
Чор J2000.0[d][12]
Туры калкулык 78,0625 °[12]
Авышлык 16,69 °[12]
 NGC 1817 Викиҗыентыкта

NGC 1817Томанлыклар һәм йолдыз тупланмалары яңа гомуми каталогында теркәлгән галактика.

Әлеге галактика 1784 елда инглиз астрономы Уильям Гершель[d] тарафыннан, яктылык җыючы элемент буларак көзге кулланучы, 47.5 см (18.7 дюйм) зурлыктагы оптик телескоп ярдәмендә ачылган.[13]

  1. 1,0 1,1 1,2 1,3 1817 SIMBAD Astronomical Database
  2. Collinder P. On Structural Properties of Open Galactic Clusters and their Spatial Distribution. Catalog of Open Galactic Clusters — 1931.
  3. Seligman C. NGC 1817 (= OCL 463)
  4. VizieR
  5. Jacobson H. R., Friel E. D., Pilachowski C. A. Abundances of red giants in old open clusters. IV. NGC 1817, NGC 1883, NGC 2141, and NGC 2158 // Astron. J. / J. G. III, E. VishniacNYC: IOP Publishing, AAS, University of Chicago Press, AIP, 2009. — ISSN 0004-6256; 1538-3881doi:10.1088/0004-6256/137/6/4753
  6. 6,0 6,1 Assafin M. Proper motions of the optically visible open clusters based on the UCAC4 catalog // Astron. Astrophys. / T. ForveilleEDP Sciences, 2014. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846doi:10.1051/0004-6361/201323226
  7. A. Kunder, J. Bland-Hawthorn, R.-D. Scholz et al. A RAVE investigation on Galactic open clusters // Astron. Astrophys. / T. ForveilleEDP Sciences, 2017. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846doi:10.1051/0004-6361/201630012
  8. Jacobson H. R., Friel E. D. Zirconium, barium, lanthanum, and europium abundances in open clusters // Astron. J. / J. G. III, E. VishniacNYC: IOP Publishing, AAS, University of Chicago Press, AIP, 2013. — ISSN 0004-6256; 1538-3881doi:10.1088/0004-6256/145/4/107arXiv:1303.4283
  9. Overbeek J. C., Friel E. D., Jacobson H. R. New neutron-capture measurements in 23 open clusters. I the r-process // The Astrophysical Journal LettersIOP Publishing, 2016. — ISSN 2041-8205; 2041-8213doi:10.3847/0004-637X/824/2/75arXiv:1604.05735
  10. M. Netopil, E. Paunzen, C. Soubiran On the metallicity of open clusters // Astron. Astrophys. / T. ForveilleEDP Sciences, 2014. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846doi:10.1051/0004-6361/201322559arXiv:1311.2306
  11. M. Netopil, E. Paunzen, C. Soubiran On the metallicity of open clusters // Astron. Astrophys. / T. ForveilleEDP Sciences, 2016. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846doi:10.1051/0004-6361/201526370arXiv:1511.08884
  12. 12,0 12,1 12,2 Wu Z., Zhou X., Ma J. et al. The orbits of open clusters in the Galaxy // Mon. Not. R. Astron. Soc. / D. FlowerOUP, 2009. — 19 p. — ISSN 0035-8711; 1365-2966doi:10.1111/J.1365-2966.2009.15416.XarXiv:0909.3737
  13. NGC/IC (English). NGC 1817.

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NGC 1817
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