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Test photo NGC281 Pacman #11

 Posted: Jun 7th, 2025
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Technical Info
Telescope/Lens: Askar FRA300 Pro
Camera: ZWO ASI533MC Pro
Mount: ZWO AM3
Guide Scope: ZWO APO 30mm F/5
Guide Camera: ZWO ASI120 Mini
Software: ASIAIR, Siril
Accessories: ZWO Dual-Band (Ha-OIII) Filter, Optolong IR-UV CUT
Exposure:
461 x 60" ISO/Gain: 100 - Optolong IR-UV CUT
24 x 180" ISO/Gain: 100 - Optolong IR-UV CUT
36 x 300" ISO/Gain: 100 - ZWO Dual-Band (Ha-OIII) Filter
Orange, Bortle 6 zone:
 Novosibirsk, Russia
 Jun 5th, 2025
11 h 53 m
358
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Resolution: 1605x1276 px
Scale: 2609 KB
Vladimir Pudov
23
Put it all together (each stack has its own calibration files). Without star processing.
Updated
Тестовое фото NGC281 Pacman #13
  13 Jun, 2025
  8 h 41 m
Stars were taken from 10 sec subs through StarNet. Otherwise, cropping was done, I'll see which framing option is better.
Тестовое фото NGC281 Pacman #12
  13 Jun, 2025
  8 h 40 m
Continuing to accumulate Pacman in Ha-OIII. The drizzle 2 option.
Current photo
Тестовое фото NGC281 Pacman #11
  7 Jun, 2025
  11 h 53 m
Put it all together (each stack has its own calibration files). Without star processing.
Тестовое фото NGC281 Pacman #10
  7 Jun, 2025
  3 h 0 m
Narrowband filter. Accumulation is more efficient than for the broadband IR-UV CUT filter.
Туманность NGC281 Pacman #9
  5 Jun, 2025
  8 h 54 m
Here I added a stack of 180 seconds. I took the stars from the 10-second layer using StarNet. I adjusted the white balance.
Туманность NGC281 Pacman #8
  2 Jun, 2025
  7 h 41 m
Same as #7, but accumulated a bit more. No processing in StarNet.
Туманность NGC281 Pacman #7
  1 Jun, 2025
  3 h 20 m
The same as the Pacman Nebula NGC281 #6, but processed in Starnet. Removed the stars and restored them, dimming them.
Туманность NGC281 Pacman #6
  1 Jun, 2025
  3 h 20 m
I continue to accumulate Pacman. Only 3 hours. Minimal processing, all in Siril (remove background gradient, remove green noise, auto histogram correction, move…
Туманность NGC281 Pacman #5
  31 May, 2025
  51 m
Another test FRA300.
Тестовое фото NGC281 Pacman #4
  15 May, 2025
  1 h 7 m
The same equipment, ZWO APO 30 F/5 guide on a manual mount. SV705C camera. Gain reduced to 300, exposure 1 sec. Noticeable strong field rotation effect. The neb…
Тестовое фото NGC281 Pacman #3
  12 May, 2025
  0
The same as in photo 2, but more stars have been restored.
Тестовое фото NGC281 Pacman #2
  12 May, 2025
  46 m
Another test photo with the guider as a telescope, with manual guiding. With the 705 camera, the field of view is much larger than with the 662, so I shot with…
Тестовое фото NGC281 Pacman #1
  7 May, 2025
  20 m
Test shot with telescope mounted on tripod, no tracking, from balcony in Bortle 7.
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