The Details |
|
Object |
M 13 The Great Cluster in Hercules |
Optics |
Astro-Physics 160 EDF Refractor at f/5.7 |
Platform |
Astro-Physics 1200 GTO |
Camera |
SBIG ST-10XME |
Filters |
Tru-Balance LRGB filter set |
Date |
13 and 14 June 2010 |
Location |
Mount Wilson Observatory, Mount Wilson CA |
Exposure |
L 30 x 120 sec 1x1 bin; RG 15 ea x 120 sec; B 15 ea x 180 sec |
Software |
Maxim DL/CCD, , CCDStack, Photoshop CS4 |
| Orientation | Field of view: 53'37" x 36' 07" centered on RA 16h41m45s DEC +36°27'218". North angle 0.95°; east 90° CCW from north |
| Notes | This superb example of a globular cluster is about 25000 light years from earth and spans about 140 light years from end to end. Made up of several hundreds of thousands of stars, M13, visible to the naked eye from dark sky sites, is the most impressive globular cluster in the northern sky. |
Home | Image Gallery | Equipment | Observing Sites | About Dave | Links | Contact Me
Site and content copyright ©2004 David M. Jurasevich. All rights reserved.
No reproduction of these images are permitted without prior approval of the author.