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SH 2-132 (The Lion Nebula)

UrmasX
2532983
Category:Deep Sky
Published:
1295
SH 2-132 (The Lion Nebula)
Resolution:
4452x2899 px
File size:
6974 KB

Photo description / processing

The total of all test shots on the Newton 6" and Askar 103APO with and without a reducer. I'm stopping tormenting the poor creature here. Probably...

Technical information

Telescope/Lens
Custom Newtonian 6-inch f/4, Askar 103APO
Camera
ZWO ASI2600 Air
Mount
ZWO AM5
Guide Scope
Встроенный датчик
Guide Camera
SC2210
Accessories
корректор комы Sharpstar 2" 0.95; ZWO ASIAir, ZWO EAF
Software
SiriL, StarNet++, GraXpert
Location
Токсово, Россия

Light pollution

Red, Bortle 7 zone

Date taken

Exposure

  • 50 × 180″ · ISO/Gain: 101 · Ньютон 6", фильтр Antlia ALP-T Ha + OIII ·
  • 80 × 180″ · ISO/Gain: 101 · 103 с редуктором, фильтр Antlia ALP-T Ha + OIII ·
  • 102 × 180″ · ISO/Gain: 101 · 103, фильтр Antlia ALP-T Ha + OIII ·
  • 80 × 180″ · ISO/Gain: 101 · 1032, фильтр Antlia ALP-T SII+Hb ·
  • 40 × 30″ · ISO/Gain: 101 · 103, без фильтра и ·

Total exposure: 15 h 56 m

Photo versions

SH 2-132 (The Lion Nebula)
Current photoUpdated
SH 2-132 (The Lion Nebula)

Apr 8th, 2025

15 h 56 m

The total of all test shots on the Newton 6" and Askar 103APO with and without a reducer. I'm stopping tormenting the poor creature here. Probably...

SH 2-132 (The Lion Nebula)
SH 2-132 (The Lion Nebula)

Apr 4th, 2025

9 h 27 m

And this is the sum of all test frames over two nights, with and without the reducer. Siril stacks as follows: it takes everything at the minimum - the field of the frame from the images with the larger focal length, and the resolution from the images with the smaller focal length.

SH 2-132 (The Lion Nebula)
SH 2-132 (The Lion Nebula)

Apr 3rd, 2025

42 m

Everything that got caught in the gaps between the clouds. It was mainly a test of the results of the complex of measures to eliminate the camera tilt in the focuser. The field has clearly leveled out, now it needs to be calibrated again...

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