IC 1805 Heart Nebula HOS

 Posted: Sep 30th, 2026
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NGC
IC
HD
Technical Info
Telescope/Lens: Askar SQA 85 мм f/4.8
Camera: ZWO ASI 2600 MC Pro
Mount: Ioptron HAE 29 C
Guide Scope: Askar 52 мм F4
Guide Camera: ZWO ASI 120 MM mini
Software: SharpCap 4.0, Siril
Exposure:
62 x 300" ISO/Gain: 100 - Askar D1 DUO (Oiii+Ha) 6 нм
74 x 300" ISO/Gain: 100 - Askar D1 DUO (Oiii+Sii) 6 нм
Yellow, Bortle 5 zone:
 Petushki Vladimirskaya Oblast, Russia
 Sep 9th, 2026
11 h 20 m
19
Resolution: 5466x3854 px
Scale: 5320 KB
Located in the constellation Cassiopeia at a distance of about 7500 light-years. The physical size is about 200 light-years, the visible size is about 150 arcminutes. It consists mainly of hydrogen and dust. At the center is a young cluster of a small group of stars - Melotte 15, these stars have very powerful radiation and a strong stellar wind, which blows out gas and forms cavities inside the nebula, and it also traces the outline that so resembles a heart.
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