M17 Swan/Omega Nebula

Posted by HrAstro

M17 Swan/Omega Nebula

Other avalible sizes of this photograph:
1024 x 683 px
1680 x 1120 px

Equipment and other photo info:
Picture taken on August 3th, 2011.
Location: Petrova gora, Croatia, Europe
SkyWatcher ED120/900, EQ6 SkyScan QHY8, Baader h-Alpha 7nm, TS OAG9mm, QHY5 guiding camera
Exposure time: 7x1200sec

Processing software: Nebulosity, DeepSkyStacker, PixInsight 1.0 LE, Photoshop CS5

Object info:
The Omega Nebula, also known as the Swan Nebula, Checkmark Nebula, Lobster Nebula, and the Horseshoe Nebula[2][1] (catalogued as Messier 17 or M17 and as NGC 6618) is an H II region in the constellation Sagittarius. It was discovered by Philippe Loys de Chéseaux in 1745. Charles Messier catalogued it in 1764. It is located in the rich starfields of the Sagittarius area of the Milky Way.

More information about this object at: http://en.wikipedia.org/wiki/Omega_Nebula

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