Omega Nebula
H II region in the constellation Sagittarius, discovered by Philippe Loys de Chéseaux
Also known as Swan Nebula · Checkmark Nebula · Lobster Nebula · Horseshoe Nebula · Messier 17 · M17
- Instance of
- Part of
Overview
All data
47 statements · 81% with external sources · numbers in brackets are citations
- Catalog code
- M 17 catalog: Messier object
1
- NGC 6618 catalog: New General Catalogue
1
- OCl 44 catalog: Catalogue of Star Clusters and Associations
1
- LBN 60 catalog: Lynds' Catalogue of Bright Nebulae
1
- Collinder 377 catalog: Collinder catalogue
- HD 168520 catalog: Henry Draper Catalogue
1
- GCRV 10811 catalog: General Catalogue of Stellar Radial Velocities
1
- BD-16 4820 catalog: Durchmusterung
1
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- LBN 015.28-00.67 catalog: Lynds' Catalogue of Bright Nebulae
1
- OCl 44.0 catalog: Catalogue of Star Clusters and Associations
1
- C 1817-162 catalog: Caldwell catalogue
1
- CTB 52 catalog: A survey of galactic radiation at 960 MC/S
1
- LMH 21 catalog: A radio survey of the galactic plane at a frequency of 408 MHz. I. The discrete sources
1
- OCISM 9 catalog: Catalog of open clusters and associated interstellar matter
1
- [KPS2012] MWSC 2896 catalog: Global survey of star clusters in the Milky Way. III. 139 new open clusters at high Galactic latitudes
1
- WEB 15351 catalog: Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
1
- M 17 catalog: Messier object
- Discovered
- 1745
1
- 1745
- Apparent magnitude
- 6 astronomical filter: V band
1
- 6 astronomical filter: V band
- Distance from Earth
- 5,000 ly
- 1,814 pc
1
- Right ascension
- 275.1958 degree
1
- 275.1958 degree
- Declination
- -16.1717 degree
1
- -16.1717 degree
- Radial velocity
- -25.3 kilometre per second
1
- -25.3 kilometre per second
- Right ascension component of proper motion
- 1.51 milliarcsecond per year
- Declination component of proper motion
- -1.74 milliarcsecond per year
On other databases
5 identifiers linking Omega Nebula across the web's reference databases