gptkbp:instanceOf
|
gptkb:Titan
|
gptkbp:addedToMessierCatalogueBy
|
gptkb:Charles_Messier
|
gptkbp:addedToMessierCatalogueYear
|
1764
|
gptkbp:alsoKnownAs
|
gptkb:Omega_Nebula
gptkb:Horseshoe_Nebula
gptkb:Lobster_Nebula
gptkb:Swan_Nebula
|
gptkbp:angularSize
|
11 arcminutes x 6 arcminutes
|
gptkbp:apparentMagnitude
|
6.0
|
gptkbp:catalogue
|
gptkb:Messier_17
|
gptkbp:catalogueNumber
|
gptkb:NGC_6618
|
gptkbp:constellation
|
gptkb:Sagittarius
|
gptkbp:contains
|
open cluster NGC 6618
|
gptkbp:declination
|
-16° 10′ 36″
|
gptkbp:discoveredBy
|
gptkb:Philippe_Loys_de_Chéseaux
|
gptkbp:discoveredIn
|
1745
|
gptkbp:distanceFromEarth
|
5000-6000 light years
|
gptkbp:hasViewOf
|
astronomer
small telescopes
|
https://www.w3.org/2000/01/rdf-schema#label
|
M17
|
gptkbp:ionizedBy
|
young, hot O-type stars
|
gptkbp:locatedIn
|
gptkb:Milky_Way
|
gptkbp:notableFor
|
active star formation
bright emission nebula
|
gptkbp:partOf
|
gptkb:Sagittarius_Arm_of_the_Milky_Way
|
gptkbp:region
|
gptkb:planetary_nebula
|
gptkbp:rightAscension
|
18h 20m 26s
|
gptkbp:type
|
gptkb:planetary_nebula
|
gptkbp:bfsParent
|
gptkb:Omega_Nebula
gptkb:M17_pistol
gptkb:SIG_Sauer_M17
gptkb:Trafford_Park
gptkb:Istanbul_Metro
gptkb:SIG_Sauer_P320
|
gptkbp:bfsLayer
|
6
|