NGC7789
NGC7789
Object | |
| Description: | Open Cluster in Cassiopeia |
| Type: | Open Cluster |
| Constellation: | Cassiopeia |
| Distance: | 25,100 ly |
Image | |
| Date: | September 10, 2007 |
| Location: | Carlsbad, CA |
| Exposure: | L 6x5, R 3x5, G 3x5, B 3x5 (bin 1x1) |
Equipment | |
| Optics: | Takahashi FSQ-106N Refractor |
| Focal Length: | 530mm @f/5 |
| Mount: | Astro-Physics 900GTO |
| Camera: | SBIG ST-2000XM |
| Focuser: | Robo-Focus |
| Filters: | CFW10A, Astrodon LRGB |
| Software: | MaxIm DL, CCDStack, Photoshop |