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Photosphere - last two weeks

May 13, 1971 Solar Ephemeris for 12:00 UTC: P = -21.5°, B0 = -2.8°, L0 = 182.7°, Carr# 1574
 
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R = 74 R = 60 R = 63 R = 65 R = 66 R = 74 R = 55 R = 50 R = 40