Hemisphere:  Northern  ·  Constellation: Vulpecula (Vul)  ·  Contains:  Dumbbell nebula  ·  M 27  ·  NGC 6853
M27, 



    
        

            Marian
M27
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M27

Technical card

Imaging telescopes or lenses: Celestron C11 Edge HD

Imaging cameras: ATIK 4000

Mounts: Losmandy g11 Gemini 2

Focal reducers: Celestron Reductor F:7

Software: Pisinsight 1.8

Filters: Baader Planetarium S2 1.25" 8nm  ·  Baader Planetarium OIII 1.25" 8.5 nm CCD  ·  Baader Planetarium LRVB + H-alpha 7nm

Accessory: ZWO ASI120MM  ·  Atik EFW2  ·  Diviseur Optique Atik OAG


Dates:Aug. 19, 2015Aug. 20, 2015Aug. 21, 2015Aug. 25, 2015

Frames:
Baader Planetarium 1.25" B: 12x300" (1h) -10C bin 2x2
Baader Planetarium 1.25" G: 12x300" (1h) -10C bin 2x2
Baader Planetarium 1.25" HA: 28x600" (4h 40') -10C bin 1x1
Baader Planetarium 1.25" OIII: 35x600" (5h 50') -10C bin 1x1
Baader Planetarium 1.25" R: 12x300" (1h) -10C bin 2x2

Integration: 13h 30'

Darks: 50

Flats: 20

Flat darks: 20

Bias: 750

Avg. Moon age: 6.47 days

Avg. Moon phase: 40.67%

Bortle Dark-Sky Scale: 3.00


Basic astrometry details

Astrometry.net job: 763666

RA center: 19h59m36s

DEC center: +22°4319

Pixel scale: 0.773 arcsec/pixel

Orientation: -179.165 degrees

Field radius: 0.288 degrees


Resolution: 620x613

Locations: Vallée de l'Hérault, Montpeyroux, Hérault, France

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M27, 



    
        

            Marian