NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Digital Image CN Exercise
From: Greg Rudzinski
Date: 2010 Apr 5, 08:52 -0700
From: Greg Rudzinski
Date: 2010 Apr 5, 08:52 -0700
Marcel,
Attached is a high altitude 200mm lens calibration photo of the Sun.
Date 19 March 2010 UTC 19:39:37
Lat 34° 10' N Lon 119° 14' W
Hc 54° 58.7'
Semi Diameter 16.06'
Full Diameter 32.12'
Measured pixels 332
Minutes per pixel .09675'
Settings:
10 mega pixel (Canon EOS XTi)
200mm fixed lens
1/4000s shutter speed
ISO 100
f22
Circular polarizers
Mono chromatic black and white
GRudzinski
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