1966 Greenwich Photo-Heliographic Results

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Date: 2012-09-05 17:40:22 Measurement Celestial coordinate system Sun Sunspot Vortices Prime Meridian Longitude Meridian Solar rotation Cartography Geodesy Navigation		1966 Greenwich Photo-Heliographic Results Add to Reading List Source URL: www.ngdc.noaa.gov Download Document from Source Website File Size: 3,24 MB Share Document on Facebook

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