Sunspot drawing of 1971-5-14

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https://doi.org/10.7891/e-manuscripta-96931



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1971-05-14
08:00
Hs 1304.5:4453
https://doi.org/10.7891/e-manuscripta-96931
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
139 2 3 J 11.2 253.5
145 5 4 B 4.3 188.8
146 11 5 B 3.1 158.0
149 39 21 H 4.9 131.6
152 11 8 B 18.5 193.0
153 6 9 B 4.9 216.9
6 74 50