NGC 7840: Difference between revisions
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| names = NGC 7840 , LEDA 1345780 |
| names = NGC 7840 , LEDA 1345780 |
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'''NGC 7840''' is an [[unbarred spiral galaxy]] in the constellation [[Pisces (constellation)|Pisces]].<ref name=Seligman-NGC-7800-7840/> |
'''NGC 7840''' is an [[unbarred spiral galaxy]] in the constellation [[Pisces (constellation)|Pisces]].<ref name=Seligman-NGC-7800-7840/> |
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Revision as of 17:46, 31 October 2020
| NGC 7840 | |
|---|---|
 SDSS image of NGC 7840 | |
| Observation data | |
| Constellation | Pisces[1][2] |
| Right ascension | 00h 07m 09s[1] |
| Declination | ±08° 23′ 01″[1] |
| Apparent magnitude (V) | 15[1] |
| Characteristics | |
| Type | S?[1] |
| Apparent size (V) | 0.676′ × 0.457′ |
| Other designations | |
| NGC 7840 , LEDA 1345780 | |
image = NGC 7840 2MASS.jpg
NGC 7840 is an unbarred spiral galaxy in the constellation Pisces.[1] It is the last numerical entry in the New General Catalogue.
For observing from Earth's surface, it has a magnitude of 15.5 in the early 21st century.[3] One observing guide recommended a telescope with a least 300mm aperture for observations.[3]
See also
References
- ^ a b c d e f Celestial Atlas, "NGC Objects: NGC 7800 - 7840 ", Courtney Seligman, March 2010 (accessed 2010-10-27)
- ^ WikiSky, "NGC 7840" (accessed 2010-10-17)
- ^ a b Bakich, Michael E. (2010-07-10). 1,001 Celestial Wonders to See Before You Die: The Best Sky Objects for Star Gazers. Springer Science & Business Media. ISBN 9781441917775.
External links
Media related to NGC 7840 at Wikimedia Commons
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