NGC 7822 The Question Mark Nebula

 Posted: Mar 31st, 2026
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NGC
IC
HD
Technical Info
Telescope/Lens: SVbony SV535 105mm f/2.8 APO
Camera: ZWO ASI585MC Air
Mount: ZWO AM3N
Guide Scope: встроенный датчик
Guide Camera: SC2210
Software: SiriL
Accessories: ZWO ASIAir, ZWO EAF
Exposure:
127 x 180" ISO/Gain: 201 - фильтр Antlia ALP-T Ha + OIII 5нм
Red, Bortle 7 zone:
 Toksovo, Russia
 Mar 28th, 2026
6 h 21 m
11
Resolution: 1986x3224 px
Scale: 3967 KB
Continuing tests of the new SVbony SV535 "One-and-a-Half"
The filter is in the drawer in front of the objective lens. It seems a filter for "fast" telescopes is needed here. Only, it costs more than the telescope itself.
Or one with a wider bandpass...
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