SH2-221 / SH2-216 / SH2-217 / SH2-219
| Object |
SH2-221 (left), SH2-216 (right), SH2-217 (upper left) and
SH2-219 (tiny nebula right at top of SH2-221), in Auriga |
|
| Telescope (Photo) | William Optics Redcat 51 III OTA @ f/4.9 on Losmandy G-11 Mount | |
| Telescope (Guiding) | Off-axis using ZWO OAG-Large with Redcat 51 III OTA @ f/4.9 OTA @ f/7 on Losmandy G-11 mount | |
| Camera (Photo) | ZWO ASI6200MM Pro full-frame monochrome CMOS Camera with ZWO 7 position 2" filter wheel, controlled by controlled by N.I.N.A. | |
| Camera (Guiding) | ZWO ASI174MM Mini w/PHD2 Guiding | |
| Exposure Detail |
Combination of 186 images: 62 SII (300 seconds each) 62 Ha (300 seconds each) 62 OIII (300 seconds each) Total 15.5 hours data capture, using Antlia V-Pro 3nm 2" narrowband filters. Calibrated with bias and flat frames; image processing w/PixInsight 1.9.3 |
|
| Location | Quilted Starfields Observatory I, Chiefland, FL (N29.406, W82.859) | |
| Date | 02/01/2026 - 02/03/2026 |