NGC 7243
NGC 7243 | |
---|---|
NGC 7243 | |
Observation data (2000.0 epoch) | |
Constellation | Lacerta |
Right ascension | 22h 15m 08.6s |
Declination | +49° 53′ 51″ |
Distance | 2800 (860) |
Apparent magnitude (V) | +6.4 |
Apparent dimensions (V) | 21′ |
Physical characteristics | |
Other designations | Caldwell 16 |
NGC 7243, also Caldwell 16, is an open cluster and Caldwell object in the constellation Lacerta. It shines at magnitude +6.4. Its celestial coordinates are RA 22h 15.3m, dec +49° 53′. It is located near the naked-eye stars Alpha Lacertae, 4 Lacertae, an A-class double star, and planetary nebula IC 5217. It lies approximately 2,800 light-years away, and is thought to be just over 100 million years old, consisting mainly of white and blue stars.[1]
Notes
- ↑ "NGC 7243". eSky. Retrieved 2008-08-06.
References
- Pasachoff, Jay M. (2000). "Atlas of the Sky". Stars and Planets. New York, NY: Peterson Field Guides. p. 578. ISBN 0-395-93432-X.
- Caldwell-Moore, Sir Patrick (2003). Firefly Atlas of the Universe. Firefly Books Limited. ISBN 1-55297-819-2.
External links
- SEDS – NGC 7243
- Simbad – NGC 7243
- VizieR – NGC 7243
- NED – NGC 7243
- NGC 7243 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
Coordinates: 22h 15m 08.6s, +49° 53′ 51″
This article is issued from Wikipedia - version of the 6/27/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.