ScienceDownEast | ScienceDownEast Astrophotography | Nebulae | M17 Omega Nebula | M17 Omega Nebula (46 x 5 min)
M17 the Omega Nebula, also known as the Swan Nebula, Checkmark Nebula, Lobster Nebula, and the Horseshoe Nebula (catalogued as Messier 17 or M17 or NGC 6618) is an H II region in the constellation Sagittarius. It was discovered by Philippe Loys de Chéseaux in 1745. Charles Messier catalogued it in 1764. It is by some of the richest starfields of the Milky Way, figuring in the northern two-thirds of Sagittarius. – Wikipedia.
Note: click on the image to view it at the full resolution of the uploaded image, then click again for actual size.
Total image time was 3.8 hours.
| Exposure | 46x5 min. | |||||||
| ISO | 3200 | |||||||
| Camera | Nikon Z7 [8856 x 5504] | |||||||
| Optics | 120mm Skywatcher Esprit on a Celestron CGX mount | |||||||
| Guiding | ZWO ASI224MC using Phd2 | |||||||
| Controller | Kstars on MeLe Quieter 3C | |||||||
| Filter | Triad Quad Ultra | |||||||
| Location | Lower Sackville, Nova Scotia. | |||||||
| Date | 2023-07-28 and 2023-08-01 | |||||||
| Processing | Processed in PixInsight. |
|
