Abell 31
| Abell 31 | |
|---|---|
|
As seen from Mount Lemmon Sky Center | |
| Observation data (Epoch J2000) | |
| Right ascension | 08h 54m 11.4s |
| Declination | +08° 54′ 30″ |
| Constellation | Cancer |
| Physical characteristics | |
| Notable features | A very large and colorful PN |
| Other designations | Sh2-290, PK 219.1+31.2, A 31, ARO 135 |
Abell 31 is an ancient planetary nebula in the constellation of Cancer. It is estimated to be about 2,000 light years away. Although it is one of the largest planetary nebulae in the sky, it is not very bright.
References
- http://www.astronomy-mall.com/Adventures.In.Deep.Space/abellcat
- http://www.observing.skyhound.com/archives/feb/PNG_219.1+31.2
- http://www.astrosurf.com/zoll/images/abell31
- http://www.annesastronomynews/photo-gallery-ii/nebulae-clouds/abell-31-by-adam-block/