NGC 891
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| Technical Details | |
| Telescope: | A&M Ritchey-Chretién 10" f/8 |
| Mount: | Paramount ME |
| Camera: | SBIG ST8E ABG + SBIG CFW8 (standard RGB filter set) |
| Exposure: | L:R:G:B = 270:120:120:180 min |
| Location: | My backyard observatory in Moneglia (GE), Italia |
| Date: | September 2006 |
| Software: | Maxim DL 4.5, CCDStack, Photoshop CS3, PixInsight SE 1.0 |