Sh 2-309
| Nebula | |
|---|---|
| Observation data: J2000 epoch | |
| Right ascension | 07h 31m 48s |
| Declination | −19° 26′ 05″[1] |
| Distance | 4000 pc |
| Apparent magnitude (V) | 15.87[2] |
| Apparent dimensions (V) | 12'[3] |
| Constellation | Puppis |
| Physical characteristics | |
| Radius | 48 ly |
| Designations | BRAN 42A, RCW 13, LBN 1053 |
Sh 2-309 is a nebula in Puppis. The nebula contains the infrared cluster [DBS2003] 9.[4] It is located beyond the Carina Arm. Sh 2-308 is ionized by the star cluster Bochum 9. Bochum 9 contains about 30 members.[5]
References
[edit]- ↑ "Sh 2-309".
- ↑ "Sharpless (Sh2) - Astrobasics". 13 September 2022.
- ↑ "CCD Images of the Sharpless Catalog".
- ↑ "Sh 2-309".
- ↑ Patat, Ferdinando; Carraro, Giovanni (2001). "Star clusterings in the Carina complex: UBVRI photometry of Bochum 9, 10 and 11". Monthly Notices of the Royal Astronomical Society. 325 (4): 1591. arXiv:astro-ph/0104195. Bibcode:2001MNRAS.325.1591P. doi:10.1046/j.1365-8711.2001.04576.x.
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