CTB1 / Abell 85 - The Garlic Nebula
Thu Oct 02 2025
Here’s one that I’ve wanted to image since I started all of this and I believe it ended up being my longest total integration time yet!
About this object
- Type
- Supernova Remnant
- Constellation
- Cassiopeia (the Queen)
- Catalogue designations
- CTB 1, Abell 85, LBN 576
The Garlic Nebula is a supernova remnant in the constellation Cassiopeia (the Queen).
Acquisition
- Antlia 3nm Narrowband H-alpha 36 mm: 487 × 3m (24h 21m)
- Antlia 3nm Narrowband Oxygen III 36 mm: 487 × 3m (24h 21m)
- Antlia V-Pro Red 36 mm: 90 × 30s (45m)
- Antlia V-Pro Green 36 mm: 90 × 30s (45m)
- Antlia V-Pro Blue 36 mm: 90 × 30s (45m)
- Total integration: 50h 57m
Equipment
- Telescope / Lens: Celestron C8
- Camera: ZWO ASI2600MM Pro
- Mount: Celestron CGEM II
- Filters: Antlia 3nm Narrowband H-alpha 36 mm, Antlia 3nm Narrowband Oxygen III 36 mm, Antlia V-Pro Blue 36 mm, Antlia V-Pro Green 36 mm, Antlia V-Pro Red 36 mm
- Guiding scope: SVBony SV106 60mm Guide Scope
- Guiding camera: ZWO ASI174MM Mini
- Accessories: Celestron 0.63X SCT Reducer (94175), ZWO EFW 7 x 36mm
- Software: Pleiades Astrophoto PixInsight
Astrophotography by David Joyce, AstroDavido.