- Description: The Double Cluster in Perseus. NGC869 is the upper cluster containing
about 200 stars, 29 arc minutes in size or about the size of the full moon. Magnitude 5.3.
NGC884 is a bit fainter containing 150 stars, total magnitude is 6.1. This pairing can be seen
with the naked eye from a dark site and is spectacular in a small telescope or binoculars!
- Camera: SBIG STF-8300M at -20C
- Scope: Takahashi FSQ-106N
- Filter: Baader RGB set
- Exposures: 6 x 5 minutes per colour
- Mount: Astrophysics AP900QMD
- Guiding: SBIG ST-i via off-axis guider
- Location: near Cayley, Alberta
- Date: October 1, 2022