RIFERIMENTO POLARE
POLAR REFERENCE

 

 
Technical data of acquisition

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Basic object information

CCD Acquisition: Starlight Xpress SXV-H9 
CCD Autoguide
: SBIG ST 7 XME 402 E
Temperature of exercise -13C
Optic configuration of the telescope:
Re
fractor 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:
8 frame from 600" each with  filter Astronomik H-alfa (13 nm)
5 frame from 300" each with filter Astronomik CLS Profi
Integration color time:
R 3x600" G 3x900" B 3x900" B 2x2
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 -

 

Name: NGC 7635
Popular name: Bubble Nebula
Type of object: Spread bright nebula
Magnitude: 11.0
Apparent s
ize: 15.0'x8.0'

Position (epoch of date)
Right ascension: 23h 21m 4s
Declination: +61 15' 4"
Constellation: Cassiopeia

 

Clik High Resolution
1392x1040 -
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