CCD
Acquisition: Starlight Xpress SXV-H9
CCD Autoguide: SBIG ST 7 XME 402 E
Temperature of exercise -13°C
Optic
configuration of the telescope:
Refractor
Skywatcher
120-900 mm. ED PRO + focal reducer Meade f 6,3
( focal equivalent and inclusive draught 630 mm.)
frammed field 58 x 43 arc minutes
German
Equatorial
Mount:
Gemini
G 41 Observatory Plus and FS 2 system control
Luminance
integration time:
12 frame from 600" each with filter Astronomik
H-alfa (13 nm)
06 frame from 300" each with filter Astronomik CLS
Profi
Integration color time:
R
4x300"
G 3x600" B
3x600"
Software
used for the acquisition and the elaboration:
CCDSoft, Photoshop CS, Astroart,
Date
of acquisition:
2006
Zone of acquisition:
Fixed posting of San Giuliano P.no ( Piacenza ) Italy
Author Astroimager:
Davide Romanini -
ASTRODAVID -
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Name:
IC 5146 + Sh2-125
Popular name: Cocoon Nebula
Type of object: Open Cluster + Bright Nebula
Magnitude: 7.2
Apparent size: 20.0'x10.0'
Position
(epoch of date)
Right
ascension: 21h 53m 38s
Declination: +47° 17' 52"
Constellation: Cygnus
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