NGC 6309
Appearance
NGC 6309 | |
---|---|
Observation data (J2000 epoch) | |
Right ascension | 17h 14m 04.3s |
Declination | −12° 54′ 38″ |
Apparent magnitude (V) | 11.5 |
Characteristics | |
Type | PN |
Apparent size (V) | 0.32 |
Other designations | |
PK 9+14.1, CS=14.4 and Box nebula | |
References: NASA/IPAC extragalactic datatbase, http://spider.seds.org/ |
NGC 6309 (or) the Box Nebula is a quadrupolar planetary nebula located in the constellation Ophiuchus. It is designated as PN in the galaxy morphological classification scheme and was discovered by the German astronomer Wilhelm Tempel in 1876. It has a luminosity of about 1800 times of the Sun.[1][2][3][4]
See also
References
- ^ "Object No. 1 - NGC 6309". NASA/IPAC extragalactic database. NASA/IPAC. Retrieved 4 October 2015.
- ^ "Revised NGC Data for NGC 6309". Seds. Retrieved 4 October 2015.
- ^ "NGC 6309, the Box Nebula". Seds. Retrieved 4 October 2015.
- ^ "NGC 6309". Illinois.edu. Retrieved 4 October 2015.