SIGNALETIC CARD AND LOCALISATION

Dumbbell Nebula, Messier 27,or NGC 6853
the central star
type of star blue dwarf - type O
distance of earth about 1,358 light years
absolute magnitude 5.48
apparent magnitude 13.5
radius about 3,500 km
temperature about 40,000K to 50,000K
the nebula
chemicals components S, N, O, H, He.
apparent magnitude 7.4
Size ( Height x Diameter ) 8.0'' x 5.7"
type of nebula IIIa
right ascension 19h59'06''
declinaison +22°43'
constellation Vulpecula

Localisation

The planetary nebula NGC6853 (M 27), called also Dumbbell Nebula, is situated in the Vulpecula (constellation of the fox).

It is visible in the North hemisphere in summer.

At " J2000 ", its right ascension (RA) was 19h59m36.00s and its declination was +22°43'00.0''.

Position of M27 in the sky of the northern hemisphere

( from freeware " cartes du ciel" )