Canada/USA Astronomical Seeing Observation Program

Astronomical-Seeing Observation Details

1. Observer
Tom Walsh
2. Site
N45.63 W123.14 (N4537' W12308')
3. Scope
11 inch F/10.0 Mirror. Closed top. Closed bottom. Fan cooled: No.
4. Time
2003-02-12 03:30:00 PST (GMT -8)
2003-02-12 11:30:00 UTC
5. Observing Conditions
215X. 90.0 up. Was cooling for 10h30m.
Appearance of out-of-focus star: Rapid flicker
6. Seeing Observation
Star Image III (3 out of 5)
8. CommentsWind dead calm at ground level. Good and dark near Zenith. Moisture evident in air below 45 degrees altitude. Seeing wasn't great, but didn't perturb great views of nebulae. Sufficient seeing for 3rd grade daughter to describe uneven appearance of lines across Jupiter.
Date Entered2003-02-12 17:09:37 UT

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