Choosing A Telescope
Telescope Aperture Considerations
Introduction to Planetary Sketching
Refractor Dobsonian Style Mounts
The Bonds: Pioneers of American Astronomy
Saturn's Encke Minima and Encke Division
Nature and Travel Photography
Recommended Astronomy Books
The Great Hercules Cluster, M13
Celestron 8 with a Lumicon Easy Guider at f/5.8, AP 8002 dual-axis drive corrector with declination motor, Kencor worm gear drive, and Olympus OM-1 camera body. Exposure 40 minutes on hypered Kodak VR 400 speed color negative film.
M13 (NGC 6205) is a globular cluster located in the constellation of Hercules. The spiral galaxy NGC 6207 is located to the lower right of M13.
All Photographs © 2000 - 2015, Eric Jamison, All rights reserved. May not be used without written permission.