Tiffen FL-D filter. SV152 apo, 4,800mm (1,200mm FL 4X Televue Powermate). About 450 frames at 1/25th sec each. Registax 3, Gaussian Wavelets. Lview median blur, despeckle, soften. 2005 October 25, 07:00 UT.
Scope and mount supplied by 3RF (see www.3rf.org).
If you use this photo, please credit: Jeff Barton and Three Rivers Foundation for the Arts & Sciences.
This photo was used to illustrate a blog about colonizing Mars, here: