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ATN Mars 2 - Appendix A. Estimation of Ambient Illumination Level

ATN Mars 2
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A-1
APPENDIX A
(Reference)
ESTIMATION OF AMBIENT
ILLUMINATION LEVEL
TABLE A-1. STANDARD NATURAL LIGHT CONDITIONS AND
ILLUMINATION VALUES
STANDARD NATURAL LIGHT
CONDITIONS
ILLUMINATION VALUE,
LUX
Quarter moon 0.05
Full moon 0.30
Late twilight sky 1.00
Twilight sky 10.00
Overcast sky in the daytime 500.00

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