| Date/Location |
June 22 & 24, 2017 KEASA Observatory, Barking Sands, Kauai, Hawaii |
| Camera and Settings |
SBIG STF-8300C and ST-2000XCM CCD cameras both at-5°C |
| Telescope |
Stellarvue SV70T 70mm f/6 and Astrotech 8-inch f/8 Ritchey–Chrétien each shot using a 0.8x FR/FF |
| Mount |
Paramount MyT German equatorial mount |
| Exposure |
Wide field 80 min (8 x 10 min) / Narrow field 240 min (24 x 10 min) |
| Processing |
CCDOpts, Image Plus 6.5, Photoshop CS5 |
| Other |
Mag. 9.2 spiral galaxy in Coma Berenices. 9.8 x 7.1 arc minutes. Fainter galaxy to west (right) is NGC4712, Mag 13, 1.6 x 0.7 arc minutes. Fainter galaxy to NE wide field image is NGC4747, Mag. 12.4 2.1 x 1.0 arc minutes. |
