Comet Hartley/2 on three consecutive nights in October after
passing the double cluster. The bright
star in the center photo is Eta-Persei (Miriam) which is about 1330 light years
from Earth. Processed in Nebulosity and
Photofiltre. Each frame is a series of
28-second exposures with Dark and Flat frames applied. Total
exposure times of 26, 56, and 42 minutes, respectively.
Used a 10" F/4, Meade Schmidt Newtonian on Losmandy
G-11. Cooled Canon 400D DSLR at
approximately 25 Deg. F. 5"
Refractor guidescope with Orion CCD for Autoguiding.
Higher Resolution Versions Available.