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About This Image
This is Sh2-170,also known by the common name the Little Rosette Nebula is an emission nebula in Cassiopeia. It is about 7500 light years distant. At its centre is a small, young star cluster, Stock 18. The bright star at the centre of the nebula is ionizing the surrounding hydrogen gas and causing the nebula to glow. The nebula is about 2/3 the diameter of the full moon. It is estimated to be between 20 and 44 light-years across. 7 hours rgb 10 hours Ha
📅 Acquisition Sessions
| Date | Filter | Frames | Sec/Frame | Sub-total | Bortle |
|---|---|---|---|---|---|
| 2026-09-23 | RGBHa | 0 | 0s | 0m | — |
1
Sessions
0
Likes
11
Views
🔭 Equipment
Telescope / Lens
C11 hyperstar
Camera
asi2600mc
Mount
losmandy titan
Filters
antlia dual band
Accessories
nun
Software
pixinsight
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