M-13 (NGC-6205) The bright globular cluster located in the Constellation of Hercules, has a line-of-sight companion, the spiral galaxy NGC-6207. This image shows an extreme depth of field, since M-13 lies at a distance of only 21,000 light years from Earth, while NGC-6207 lies at a distance of 30 MILLION light years!
NGC-6207 is a Type SAc spiral galaxy and was discovered by Sir William Herschel in 1787.
This image, acquired on September 5, 2021, is a 1 hour integration of 4 minute exposures through the Celestron C-11 at f/6.3, using the Starizona Reducer/Corrector III and the ZWO ASI 2600MC Pro color CMOS camera, operating at -15 degrees below ambient temperature and binned 1 X 1. Guided, captured and combined using Maxim DL5 Pro. Post processed using PhotoShop CS2, Gradient XTerminator, StarShrink,
Carboni's Astro Tools and NoiseWare.