Astronomy:RCW 136
From HandWiki
| Emission nebula | |
|---|---|
| H II region | |
| Observation data: J2000 epoch | |
| Right ascension | 17h 58m 10s |
| Declination | −31° 42′ 55″[1] |
| Distance | 3200[2] pc |
| Apparent magnitude (V) | 17 |
| Apparent diameter | 1' x 1' |
| Constellation | Sagittarius[3] |
| Physical characteristics | |
| Radius | 8.1[4] ly |
| Designations | IRAS 17549-3142, Haro 1-44, PN Sa 3-101, PN H 1-44, PN G358.9-03.7, SPICY 69710 |
RCW 136 is a planetary nebula on the border between Scorpius and Sagittarius. It was discovered by Guillermo Haro in 1952.[5] It is located to the south of Baade's Window.
References
- ↑ "RCW 136". https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=RCW+136&submit=SIMBAD+search.
- ↑ MacIel, W. J. (1984). "A catalogue of distances of planetary nebulae". Astronomy and Astrophysics Supplement Series 55: 253. Bibcode: 1984A&AS...55..253M. https://ui.adsabs.harvard.edu/abs/1984A%26AS...55..253M/abstract.
- ↑ Roman, Nancy G. (1987). "Identification of a constellation from a position". Publications of the Astronomical Society of the Pacific 99 (617): 695. doi:10.1086/132034. Bibcode: 1987PASP...99..695R Constellation record for this object at VizieR.
- ↑ "RCW - Astrobasics". 13 September 2022. https://astrobasics.de/galerie/kataloge/rcw/#object-10834.
- ↑ "Catalogues | Deep⋆Sky Corner". https://www.deepskycorner.ch/catalogs.en.php?const=Sgr&cat=PNG.
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