mars_8x2min_2000thsec_ps-usm-hipass.jpg
mars_8x2min_2000thsec_ps-usm-hipass.jpg
Enter image description for image (mars_8x2000thsec_ps-usm-hipass.jpg)
(11/17/2007)
30" (764mm) FPOA 3600mm f/4.8 newtonian, unguided. Canon 20d unmodified. Timing with Canon TC-01 timer.
Exposure 2000th sec at 100iso. 8 of about 20 shots taken.