2007-04-22, Lum.
Image data
| Photographer: | Jürgen Stöger |
| Optics: | Intes Micro MN 76 f/6 Scopos ED66 (guide) |
| Mount: | Fornax 51 |
| Cameras: | Atik 16HR (main) Starlight SXV-M7 (guide) |
| Exposure: | L=15min. |
| Conditions: | – |
| Moon: | 36 % illuminated fraction |
| Location: | Katzelsdorf |
| Date: | 22 April 2007 |
| Remarks: | – |
M 13 object information
M13 was discovered by Edmond Halley in 1714, and cataloged by Charles Messier on June 1, 1764 into his list of objects not to mistake for comets; Messier’s list, including Messier 13, eventually became known as the Messier Catalog.
RA: 16h41.7m
Dec: +36° 27′
Size: 20′
Distance: 22500 light years