A pair of interacting galaxies in the constellation Andromeda, forming the silhouette of a cosmic rose.
The story behind this photo
ARP 273 is a demanding target that requires long exposure times and a very dark sky. Captured with the CFF RC10 at 2012 mm focal length, this image reveals the tidal arms stretched by the gravitational interaction between the two galaxies.
Technical data
- Camera
- ZWO ASI 6200MM Pro
- Lens
- CFF RC10 2012mm f/8
- Focal length
- 2012mm
- Aperture
- f/8
- Shutter speed
- 300s x 80 (LRGB+Ha)
ARP 273 - The Rose Galaxy
Observatoire personnel, France2025-01-10ZWO ASI 6200MM Pro