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:
6 frame from 900" each with filter Astronomik
H-alfa (13 nm)
Integration color time: R
3x600"
G
3x800" B
4x800"
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:
M 33
Popular name: Pinwheel Galaxy
Type of object: Galaxy
Magnitude: 6.2
Surface brightness: 13.8 mag/sq arcmin
Apparent size: 68.7'x41.6'
Position angle: 23°
Position
(epoch of date)
Right ascension: 1h 34m 16s
Declination:
+30° 41' 40"
Constellation: Triangulum
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