Astrophotography of Galaxies

M101, Pinwheel Galaxy, NGC 5457

M101, Pinwheel Galaxy, NGC 5457

Date: March 28, 2008

Telescope: Celestron 8 XLT f/2.0 on CGE mount

Camera: Starlight Xpress SXV-H9C

Exposure: 20 5-min subframes (100 min total) guided with Meade DSI pro and piggybacked Meade DSX-90 at f/13.8 using PHD Guiding

Comments: HyperStar 3 lens, IDAS LPS V3 nebula filter, one of several "Pinwheel" galaxies

Astronomy and Birding Photography