Sunspot drawing of 1971-5-15

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https://doi.org/10.7891/e-manuscripta-96929



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1971-05-15
08:00
Hs 1304.5:4454
https://doi.org/10.7891/e-manuscripta-96929
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
145 1 A 3.3 186.7
146 4 B 3.0 157.8
149 14 J 4.9 132.1
150 2 A -6.4 188.6
151 1 A 8.7 167.7
152 3 J 18.8 196.3
153 5 B 4.9 218.8
154 8 C 12.2 144.0
8 38