Hemisphere:  Northern  ·  Constellation: Orion (Ori)
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SH2-261, 



    
        

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SH2-261
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SH2-261

Technical card

Imaging telescopes or lenses: Celestron 1100HD

Imaging cameras: SBIG ST 8300M

Mounts: CGE Pro

Guiding telescopes or lenses: Celestron 1100HD

Guiding cameras: Lodestar

Focal reducers: Celestron .7x Focal Reducer Edge f/7 reducer

Software: photoshop  ·  PHD2 Guiding  ·  Pixinsight 1.8  ·  Sequence Generator Pro

Filters: Astrodon Tru-Balance SII 3 nm  ·  Astrodon OIII 3 nm  ·  Astrodon Ha 5 nm

Accessory: OAG


Dates:Jan. 5, 2020Jan. 6, 2020

Frames:
Astrodon Ha 5 nm: 10x1800" -5C bin 1x1
Astrodon OIII 3 nm: 10x1800" -5C bin 1x1
Astrodon Tru-Balance SII 3 nm: 10x1800" -5C bin 1x1

Integration: 15.0 hours

Darks: ~50

Flats: ~50

Bias: ~100

Avg. Moon age: 9.93 days

Avg. Moon phase: 75.64%

Bortle Dark-Sky Scale: 4.00


Basic astrometry details

Astrometry.net job: 3168505

RA center: 6h 8' 34"

DEC center: +15° 45' 7"

Pixel scale: 0.569 arcsec/pixel

Orientation: 180.591 degrees

Field radius: 0.332 degrees


Resolution: 3352x2532

Locations: Hardhat Observatory, Sand Springs, None

Data source: Backyard

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SH2-261, 



    
        

            Timgilliland