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
[edit]References
[edit]- ^ a b "SIMBAD Astronomical Database". Results for NGC 7139. Retrieved January 1, 2018.
- ^ a b c "Courtney Seligman". NGC 7100-7149. Retrieved January 1, 2018.
External links
[edit]Media related to NGC 7139 at Wikimedia Commons