Bringing out the all the dusty, dark material leaves me with a horrible background.
| Object ID | Iris Nebula NGC 7023 / C4 |
| Details | 2020-09-19 Mag. 6.8 |
| Telescope | 250mm f4.8 Newtonian, MPCC |
| Camera | QHY168C @15°C 2/20 gain/offset IDAS P2 |
| Exposure(s) | 28x180s 10/50 darks, flats, bias |
| Capture | APT |
| Processing | APP, Photoshop |
The Iris Nebula is a bright reflection nebula in the constellation Cepheus. The designation NGC 7023 refers to the open cluster within the larger reflection nebula designated LBN 487. The nebula, which shines at magnitude +6.8, is illuminated by a magnitude +7.4 star designated SAO 19158.
Wikipedia