Astronomy:NGC 7139
From HandWiki
Short description: Planetary nebula in the constellation Cepheus
| Emission nebula | |
|---|---|
| Planetary nebula | |
 NGC 7139 | |
| Observation data: J2000 epoch | |
| Right ascension | 21h 46m 08.586s[1] |
| Declination | +63° 47′ 29.45″[1] |
| Apparent magnitude (V) | 13[2] |
| Constellation | Cepheus[2] |
NGC 7139 is a planetary nebula located in the constellation of Cepheus. It was discovered on November 5, 1787, by astronomer William Herschel.[2]
See also
- List of NGC objects
- Planetary nebulae
References
- ↑ 1.0 1.1 "SIMBAD Astronomical Database". Results for NGC 7139. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=ngc+7139&submit=SIMBAD+search.
- ↑ 2.0 2.1 2.2 "Courtney Seligman". NGC 7100-7149. http://cseligman.com/text/atlas/ngc71.htm#7139.
External links
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