M 13 on May 23rd, 2009
The globular cluster M13 in the constellation Herkules is one of the brightest deep-sky objects (5.7 mag) and an easy target for binoculars. It was discovered in 1714 by Sir Edmond Halley.
TIK 314 L CCD camera at the prime focus of a TeleVue Genesis refractor (100/540). Tracking control with ST-4 Autoguider.Processed with Photoshop Elements 6.0 and Photomatix 3.0.
© Markus Weber and Eva Seidenfaden.