Sentences with phrase «arcminutes angular size»
Omega Nebula — Messier 17 Constellation: Sagittarius Coordinates: 18h 20m 26s (right ascension), -16 ° 10» 36» (declination) Distance: 5,000 to 6,000 light years Apparent magnitude: 6.0 Apparent dimensions: 11 arcminutes Angular size: 20 ′ x 15 ′ Designations: Omega Nebula, Messier 17, NGC 6618, Swan Nebula, Horseshoe Nebula, Lobster Nebula, Checkmark Nebula, RCW 160, Sharpless 45, Gum 81
http://www.constellation-guide.com/ Not exact matches
This list is every galaxy with an angular size greater than 1.8 arcminutes within 7.5 degrees of the centre of the cluster which at a distance of 52 million light years corresponds to every galaxy with a diameter greater than 30 thousand light years within 7 million light years from the centre.