Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble nebula  ·  M 52  ·  NGC 7635  ·  NGC 7654
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 M52 , 



    
        

            Giorgio Baj
 M52
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M52

Technical card

Imaging telescopes or lenses: Takahashi FS-128

Imaging cameras: Alta U8300

Mounts: 10Micron GM2000 QCI

Guiding telescopes or lenses: Sky-Watcher ED 80/600

Guiding cameras: Atik 16 IC-S

Focal reducers: Takahashi F/6.2

Software: PixInsight  ·  Maxim DL

Filters: Optec OIII 8nm  ·  Optec SII 8nm  ·  Optec H-Alpha 8nm

Accessory: FLI DF-2 Focuser


Dates:Oct. 4, 2011Nov. 13, 2011Nov. 14, 2011Nov. 15, 2011Nov. 16, 2011Nov. 17, 2011

Frames:
Optec H-Alpha 8nm: 21x900" (5h 15') -25C bin 1x1
Optec OIII 8nm: 20x900" (5h) -25C bin 1x1
Optec SII 8nm: 25x900" (6h 15') -25C bin 1x1

Integration: 16h 30'

Avg. Moon age: 17.18 days

Avg. Moon phase: 74.97%

Bortle Dark-Sky Scale: 4.00

Mean FWHM: 2.04


Basic astrometry details

Astrometry.net job: 141951

RA center: 23h 21' 0"

DEC center: +61° 18' 57"

Pixel scale: 1.525 arcsec/pixel

Orientation: -0.327 degrees

Field radius: 0.807 degrees


Resolution: 620x428

Description

M52-NGC7635 Bubble nebula
costellazione Cassiopea

Comments

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 M52 , 



    
        

            Giorgio Baj