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physical object > natural object > celestial body > Messier object > Omega Nebula
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Omega Nebula
(Swan Nebula, M 17, NGC 6618)
subjectfact 
Omega Nebulahas discoverery date 1745has source: SEDS, 2001-09-27 09:30:21.0
is a part of Sagittarius2001-09-27 09:30:21.0
has Messier number 172001-09-27 09:30:21.0
has synonym Swan Nebulahas source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:21.0
has synonym M 17has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:21.0
has synonym NGC 6618has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:21.0
has discoverer Philippe Loys de Cheseauxhas source: SEDS, 2001-09-27 09:30:21.0
has image has URL: http://www.seds.org/messier/m/m017.html, 2001-09-27 09:30:21.0
has definition A bright H II region. It is a double radio source.has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:21.0
is an instance of gaseous nebula2001-09-27 09:30:21.0
is an instance of Messier object2001-09-27 09:30:21.0
Messier objecthas apparent dimension2001-09-27 09:30:24.0
has apparent magnitude2001-09-27 09:30:24.0
is a part of celestial sphere2001-09-27 09:30:24.0
has distance from Earth2001-09-27 09:30:24.0
has catalog Messier catalog2001-09-27 09:30:24.0
has purpose originally to catalog all objects which could be confused with a comet2001-09-27 09:30:24.0
gaseous nebulahas catalog gaseous nebula catalog2001-09-27 09:30:11.0
celestial bodyhas spectra2001-09-27 09:30:09.0
H II regionhas composition ionized hydrogen2001-09-27 09:30:11.0
nebulais a part of gas2001-09-27 09:32:19.0
physical objecthas location or center of gravity2001-09-27 09:27:27.0
has angular momentum2001-09-27 09:27:27.0
has mass2001-09-27 09:27:27.0
has velocity2001-09-27 09:27:27.0
has momentum2001-09-27 09:27:27.0
has temperature2001-09-27 09:27:27.0
has volume2001-09-27 09:27:27.0
has extent2001-09-27 09:27:27.0
has material2001-09-27 09:27:27.0

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