--- astrodeb@charter.net wrote:
Thanks Joe and Kurt, <snip> When I finally learn how to get a good polar alignment I want to shoot globulars and bright galaxies with this camera.
These links may help. - Canopus56(Kurt) Andy Shot-Glass Flash Movie illustrating drift alignment http://www.andysshotglass.com/DriftAlignment.html (This thing's really amazing. Slow start on explaining the meridian, then it gets good.) Bill Ferris's Cosmic Voyage Declination Drift Method page http://hometown.aol.com/billferris/decdrift.html Polar alignment by Jerry Lodgris http://www.astropix.com/HTML/I_ASTROP/I07/I0701/I0701.HTM Chuck Vaughn's Drift alignment page http://www.aa6g.org/Astronomy/articles.html Pedro Re's drift alignment page with some useful photos http://www.astrosurf.com/re/polar.html Covington's handout with examples on the drift method http://www.covingtoninnovations.com/ASTRO/driftmethod.pdf#search='Drift%20method%20alignment%20method' Covington's applet that figures the drift error for each degree of misalignment http://www.covingtoninnovations.com/astro/Polar.html (Useful for figuring out, theoretically, how closely you have to be aligned to avoid an arcsecond of image smear for a particular length of exposure.) ____________________________________________________ Start your day with Yahoo! - make it your home page http://www.yahoo.com/r/hs