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Contains:  Flame Nebula, IC 434, NGC 2023, NGC 2024, Orion B, The star Alnitak (ζOri), The star σOri
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Barnard 33 - The Horsehead Nebula, 


Barnard 33 - The Horsehead Nebula
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Barnard 33 - The Horsehead Nebula

Acquisition type: Electronically-Assisted Astronomy (EAA)

Technical card

Imaging telescopes or lenses:Sky-Watcher ED80 DS-Pro

Imaging cameras:ZWO ASI294MC Pro

Mounts:Sky-Watcher HEQ5 PRO Belt mod

Guiding telescopes or lenses:Astro 50mm

Guiding cameras:QHYCCD QHY5-II color

Focal reducers:Sky-Watcher 0.85x for 80ED

Software:PixInsightKstars/EkosAdobe Photoshop CC

Filters:ZWO UV/IR Cut 1.25"

Accessory:Deep Sky Dad AF3 AutoFocuser

Dates:Jan. 22, 2020

Frames: 20x180" -25C

Integration: 1.0 hours

Darks: ~50

Flats: ~100

Bias: ~100

Avg. Moon age: 27.22 days

Avg. Moon phase: 5.92%

Bortle Dark-Sky Scale: 4.00

Basic astrometry details job: 3393298

RA center: 5h 40' 48"

DEC center: -2° 16' 55"

Pixel scale: 0.917 arcsec/pixel

Orientation: 73.627 degrees

Field radius: 0.853 degrees

Resolution: 5544x3756

Data source: Backyard


Seeing changed constantly, clouds came and went and guiding was a nightmare. Ended up throwing almost 2/3rds of my light frames away.
I'll give this another go another night under better conditions.



License: None (All rights reserved)

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Barnard 33 - The Horsehead Nebula,