- Object photographed
- NGC 891
- Family
- Galaxy
- Constellation
- Andromeda
- Shots taken
- 1
- Album date
- 4 September 2026
- Cumulative integration
- not logged
- Instrument
- Unistellar eQuinox 2
Caldwell catalogue
C23
C23 is NGC 891 in another catalogue. One object, two numbers.
Le Cœur et l'Âme · Photograph by the author · 3h 47m of exposure, DwarfLab DWARF 3
The photograph
What this number shows here
Caldwell catalogue
Where this number comes from
A catalogue of 109 bright objects, drawn up by Patrick Moore in 1995.