NGC 7840
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NGC 7840 | |
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Pang-bô͘:Ill (SDSS) 的NGC 7840圖phìñ | |
Observation data (J2000 epoch) | |
Constellation | 雙魚座[1][2] |
Right ascension | 00h 07m 08.79s[3] |
Declination | +08° 22′ 59.6″[3] |
Apparent magnitude (V) | 15[1] |
Characteristics | |
Type | S?[1] |
Apparent size (V) | 0.676′ × 0.457′ |
Other designations | |
NGC 7840, PGC 1345780[3] |
NGC 7840 (NGC: 7840)
註解 [修改]
- ↑ 1.0 1.1 1.2 1.3 Celestial Atlas,"NGC Objects: NGC 7800 - 7840 ",Courtney Seligman,March 2010 (accessed 2010-10-27) (英語)
- ↑ WikiSky,"NGC 7840" (accessed 2010-10-17) (英語)
- ↑ 3.0 3.1 3.2 "Search specification: NGC 7840". HyperLeda. Université Claude Bernard Lyon 1. 2021-02-12 khòaⁿ--ê. (英語)
- ↑ 4.0 4.1 Bakich, Michael E. (2010-07-10). 1,001 Celestial Wonders都See Before You Die: The Best Sky Objects for Star Gazers (ēng Eng-gí). Springer Science & Business Media. ISBN 9781441917775. (英語)
參閱 [修改]
- Pang-bô͘:Ill (Costa Concordia)
- Pang-bô͘:Ill (
外 chhet體複合物 /Exosome complex) - Pang-bô͘:Ill
- Pang-bô͘:Ill (2015 Gôlôsu Sukhoi
師 24極落 事 kiāñ/2015 Russian Sukhoi師24 shootdown)