CCD
Acquisition: Starlight Xpress
SXV-H9 (
16 Bit )
CCD Autoguide: SBIG ST 7 XME 402 E
Optic
configuration of the telescope:
W.O.Megrez
SDII 80 mm.
F 555mm f/d 6,9 ( apograde TMB ) + focal
reducer f 6,3 Meade. Effective focal 352mm. f/d 4,4
frammed field 1,5 x 1,1 degrees
German
Equatorial
Mount:
Gemini
G 41 Observatory Plus and FS 2 system control
Luminance
integration time:
16 frame from 900" each with filter Astronomik
"hydrogen alfa13 nm "
Integration color time: R
10x900"
(G fusion
Red-Blue)
B
11x900"
you
filter optic colored
Astronomik
Software
used for the acquisition and the elaboration:
CCDSoft, Photoshop CS2+NoiseNinja+KPT
equalizer, Astroart 4.0
Date
of acquisition: September
2008
Zone of acquisition:
Fixed posting of San Giuliano P.no ( Piacenza ) Italy
Author Astroimager:
Davide Romanini -
ASTRODAVID -
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Name: NGC 281+Sh2-184
Type of object: Open cluster + Bright Nebula
Magnitude: 7.4
Apparent size: NGC 281 4.0'-Sh2-184
28.0' x 21.0'
Position (epoch of date)
Right ascension: 0h 53m 33s
Declination: +56° 40' 29"
Constellation: Cassiopeia
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