Hemisphere:  Northern  ·  Constellation: Orion (Ori)  ·  Contains:  IC2159  ·  Monkey Head Nebula  ·  NGC 2174  ·  NGC 2175  ·  NGC2174  ·  NGC2175
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SH2-252 - The Monkey Head Nebula - OSC, 



    
        

            Álmos Balási
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SH2-252 - The Monkey Head Nebula - OSC

Imaging telescopes or lenses: SkyWatcher Equinox 120ED

Imaging cameras: ZWO ASI071 MC Pro

Mounts: SkyWatcher EQ6-R Pro

Guiding telescopes or lenses: SkyWatcher Evoguide 50ED

Guiding cameras: ZWO ASI 290MM mini

Focal reducers: Skywatcher 0.85x Focal Reducer 120 ED

Software: Pleiades Astrophoto PinInsight 1.8.8-5  ·  Adobe Creative Cloud

Filters: IDAS UV/IR CUT 2"

Accessory: ZWO EAF Electronic Auto Focuser  ·  ZWO ASiair  ·  ZWO EFW 5 x 2"


Dates:Jan. 11, 2021Jan. 17, 2021

Frames:
IDAS UV/IR CUT 2": 5x600" (gain: 240.00) -10C bin 1x1
IDAS UV/IR CUT 2": 34x900" (gain: 240.00) -10C bin 1x1

Integration: 9.3 hours

Darks: ~30

Flats: ~30

Bias: ~60

Avg. Moon age: 16.01 days

Avg. Moon phase: 11.68%


Astrometry.net job: 4191636

RA center: 6h 9' 55"

DEC center: +20° 33' 29"

Pixel scale: 0.814 arcsec/pixel

Orientation: -176.343 degrees

Field radius: 0.565 degrees


Resolution: 4000x3001

Data source: Backyard

Description

The Sh2-252 is a beautiful, bright emission nebula in the constellation Orion with a well-identified open cluster in the middle.

Comments

Revisions

  • SH2-252 - The Monkey Head Nebula - OSC, 



    
        

            Álmos Balási
    Original
  • SH2-252 - The Monkey Head Nebula - OSC, 



    
        

            Álmos Balási
    B
  • SH2-252 - The Monkey Head Nebula - OSC, 



    
        

            Álmos Balási
    C
  • Final
    SH2-252 - The Monkey Head Nebula - OSC, 



    
        

            Álmos Balási
    D

B

Description: Reduced stars size

Uploaded: ...

C

Description: Color adjustment + cropped

Uploaded: ...

D

Description: Corrected star halos, fine color adjustment

Uploaded: ...

Sky plot

Sky plot

Histogram

SH2-252 - The Monkey Head Nebula - OSC, 



    
        

            Álmos Balási