Sunspot drawing of 1981-6-14

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https://doi.org/10.7891/e-manuscripta-139031



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1981-06-14
06:00
Hs 1304.6:140
https://doi.org/10.7891/e-manuscripta-139031
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
275 12 10 B 10 172
278 8 9 B -24 151
279 8 10 C -22 130
281 2 3 B 13 159
282 15 15 G -25 111
283 21 17 C -19 95
284 12 13 C 8 98
7 78 77