September 26-October 3, 2008: Square of Pegasus, Globular cluster M15, Stephan's Quintet
Each week, Astronomy magazine Senior Editor Michael Bakich, a master at explaining how to observe, posts a podcast about three objects or events you can see in the sky.
By
Michael E. Bakich —
Published:
September 26, 2008 John Chumack imaged the M15 September 9, 2006, from his observatory in John Bryan State Park, in Yellow Springs, Ohio.
Equipment used: Homemade 16-inch Newtonian reflector at f/4.5 and SBIG ST-9 CCD for a 10-minute exposure
Photo by John Chumack
- One object you can see without any optical aid
- One object you can see with a small (4-inch) telescope
- One object you can see with at least an 8-inch telescope
Targets for September 26-October 2, 2008
Naked eye: Great Square of Pegasus
Small telescope: Globular cluster M15
8-inch or larger telescope: Stephan's Quintet |