Technical data of acquisition

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Basic object information

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
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


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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218 kb

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