Messier M27


Object Information
Messier object: M27
Common name for Messier object: Dumbbell Nebula
NGC (New General Catalog) number: NGC 6853
Discription: Planetary Nebula
Located in constellation: Vulpecula
Right ascension in hours minutes: 19:59.6
Declination in degrees minutes: 22:43
Visual magnitude: 7.4
Size: 8.0 x 5.7 arc minutes
Image size: 55.23 arc minutes high by 40.98 arc minutes wide
Image orientation: North is top, East is left
Detailed discription of M027 in SEDS Messier database
Other Messier galleries, images or catalogs

Observing Log
Date of observation: September 11, 1998
Time at end of first CCD image 21:06 PDT
Time at end of last CCD image 21:30 PDT
Observing Location: At home on the drive way
Observation of object: M27 is a large bright planetary nebula that look like a dumbbell with bright patches. The southwestern part is brighter than the northeastern part of the nebula
Sky Conditions
Sky transparency: 5.6 - 5.0 (Magnitude of the faintest star visible with the unaided eye in Ursa Minor)
Moon rise at 23:06 PDT on September 11, 1998
Astronomical twilight ends in the evening at 21:10 PDT on September 11, 1998
Astronomical twilight starts in morning at 5:00 PDT on September 11, 1998
Observing Equipment
80 mm aperture refractor telescope and CCD Cookbook Camera
CCD image time: 5 - 240 seconds images added together
CCD dark calibration frames: 18 - 240 seconds dark frames

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