Sunspot drawing of 1971-8-1

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https://doi.org/10.7891/e-manuscripta-96932



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1971-08-01
07:15
Hs 1304.5:4528
https://doi.org/10.7891/e-manuscripta-96932
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
224 4 J -7.5 242.1
226 10 J -13.9 229.9
229 3 A -13.0 279.4
230 10 B 6.8 190.9
236 3 A 9.0 199.9
237 9 B -26.9 158.5
238 5 A 18.4 209.3
239 3 A -6.9 132.9
8 47