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M42, NGC 1976, Sh-2 281

poppy8micro
2694310
Category:Deep Sky
Published:
472
M42, NGC 1976, Sh-2 281NGC 1976NGC 1982NGC 1980NGC 1977
Resolution:
2937x2166 px
File size:
2591 KB

Photo description / processing

This time, I calibrated three separate sequences with different exposures, registered them, and stacked them all together. An attempt to capture the Trapezium without a mask.

Technical information

Telescope/Lens
Askar 71F
Camera
ZWO ASI533MC Pro
Mount
JUWEI 14
Guide Scope
Askar 32 f4
Guide Camera
ZWO ASI120MM Mini
Accessories
CAAEAFASIAIR MINI
Software
Siril, GraXpert, Lightroom, StarNet++
Location
Самара, Россия

Light pollution

Orange, Bortle 6 zone

Date taken

Exposure

  • 22 × 180″ · ISO/Gain: 100 · Optolong Moon Skyglow
  • 7 × 300″ · ISO/Gain: 100 · Optolong L-Pro
  • 95 × 60″ · ISO/Gain: 100 · Optolong UV IR Cut

Total exposure: 3 h 16 m

Photo versions

M42, NGC 1976, Sh-2 281
Current photoUpdated
M42, NGC 1976, Sh-2 281

Apr 12th, 2026

3 h 16 m

This time, I calibrated three separate sequences with different exposures, registered them, and stacked them all together. An attempt to capture the Trapezium without a mask.

M42, NGC 1976, Sh-2 281
M42, NGC 1976, Sh-2 281

Dec 9th, 2025

1 h 45 m

I did some work on fixing mistakes, completely re-shot with a filter and dithering function. I didn't use the cosmicclarity suit. I definitely overexposed the Trapezium, but at least the stars overall don't look like they were just glued on there. It was a moonlit night, too.

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