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Planetary Nebula
M27, Dumbbell Nebula

Object : M27
Coordinates/Direction : RA: 19h59m, DEC: +22o43'
Object size : 8.0' x 5.6'
Object magnitude : 7.4
More to know : Wikipedia: wiki/ Dumbbell Nebula

M27 Crop, 2016-04-29

Dumbbell Nebula, M27, 2016 (Click on image to get a full resolution one in a new window)
Date : 2016-04-29
Time (UT) : 00:38 to 01:32
Mount : SkyWatcher EQ6 Pro, beltdrive modified (DIY 2019)
Guide : QHY5 camera with off-axis
Lens/telescope : TS130 APO f/7 910mm (682mm, f/5.2), 3" focuser
Corrector/Barlow : Riccardi 2.5" field flatter, x0.75. T48 connector to camera
Field (FOV) : 3.0 x 2.0o (full frame) before crop
camera : Canon 6D, QE=0.5, full frame, 20 Mpixel, 14 bit
camera temperature: About 6o C above surrounding temperature
Film/CCD : Raw, Cr2
Filter : none
Control system : Mount by EQMOD, camera by APT, guide by PHD2, focuser by USB-focus, ASCOM Windows PC
Exp. time : 36x60 seconds, iso800, dithering mode
Image process tool : Siril, Gimp, Irfanview
Processing : cal bias, flat and astro metric color calibration
Weather : clear
Site : Sweden, Stockholm, Hagsätra. Bortle 9
Free view Az: 20o-90o, 165o-185o, La: 20o-55o
Comment : Planetary Nebulas are always beautiful to look at through a telescope. Small but with rich colors which can be seen when photographing them. M27 was the first planetary nebula to be discovered, by Messier 1764.

M27, Zoom in 2016-04-29

Dumbbell Nebula, M27, 2016
Date : 2016-04-29
Time (UT) : 00:38 to 01:32
Comment : Zoom into the nebula and increased color saturation. You don't find many other objects around the nebula too: M27 plate solved by Astrometry.
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