Hemisphere:  Northern  ·  Constellation: Orion (Ori)  ·  Contains:  IC2159  ·  Monkey Head Nebula  ·  NGC 2174  ·  NGC 2175  ·  NGC2174  ·  NGC2175  ·  Sh2-252
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Sharpless in Orion [Sh2-252] - The Monkey Head Nebula [NGC 2174], 


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Sharpless in Orion [Sh2-252] - The Monkey Head Nebula [NGC 2174]

Technical card

Imaging telescopes or lenses: Takahashi TSA 120

Imaging cameras: ZW Optical ZWO ASI 183 MM Pro

Mounts: Skywatcher EQ6-R Pro

Guiding telescopes or lenses: TS 80/326 Guidescope

Guiding cameras: Starlight Xpress Lodestar X2 Lodestar

Focal reducers: Reducer for Takahashi TOA and TSA 0,7X f=635mm f/5,3

Software: Nikita Misiura's Starnet  ·  APT  ·  PixInsight 1.8 Ripley PixInsight  ·  PHD2 Guiding

Filters: Baader Ha 1.25" 7nm

Accessory: QHYCCD PoleMaster  ·  ZW Optical EFW 8x1,25"

Dates:Feb. 21, 2021

Frames:Baader Ha 1.25" 7nm: 33x360" (gain: 111.00) -15C bin 1x1

Integration: 3.3 hours

Darks: ~12

Flats: ~50

Avg. Moon age: 8.93 days

Avg. Moon phase: 66.16%

Astrometry.net job: 4242641

RA center: 6h 9' 47"

DEC center: +20° 33' 19"

Pixel scale: 0.782 arcsec/pixel

Orientation: 166.753 degrees

Field radius: 0.715 degrees

Resolution: 5476x3652

Data source: Backyard


That is the kind of nebula I like so much.

Bright, widespread, full of dark filaments and fine dusty lines and structures.

Should be a perfect target for the first light for the ASI 2600 MM Pro.

Thanks for watching!

By the way...how many monkeys can you spot? :-)


Sky plot

Sky plot


Sharpless in Orion [Sh2-252] - The Monkey Head Nebula [NGC 2174],