Galaxy NGC 4216 and supernova 2024gy (Type Ia)

 Posted: Jan 20th, 2026
Technical Info
Telescope/Lens: Sky-Watcher Explorer 200PDS
Camera: ZWO ASI294MM Pro
Mount: Sky-Watcher EQ6-R Pro
Guide Scope: SVBONY Guide Scope SV106 60mm F/4
Guide Camera: ZWO ASI178MM
Software: GraXpert, PixInsight, PS
Accessories: Sharpstar 0.95x MPCC, ZWO ASIAIR Plus
Exposure:
150 x 30" ISO/Gain: 120 - Optolong R, Bin2, -30C
150 x 30" ISO/Gain: 120 - Optolong G, Bin2, -30C
130 x 30" ISO/Gain: 120 - Optolong B, Bin2, -30C
Orange, Bortle 6 zone:
 Kolomna, Russia
 Mar 11th, 2024
3 h 35 m
36
Found the raw data for a supernova from 2024. Very timely, only two years have passed) The quality is so-so, but it's a shame to throw it away, so I processed it anyway—let it be part of the collection.

Galaxy diameter: 110,000 light-years
Distance from the Sun: 55 million light-years
Angular size: 7.8 x 1.8 arcminutes
Resolution: 3672x2644 px
Scale: 3108 KB
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