Sunspot drawing of 1981-6-16

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https://doi.org/10.7891/e-manuscripta-139193



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1981-06-16
06:30
Hs 1304.6:142
https://doi.org/10.7891/e-manuscripta-139193
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
275 2 2 A 12 175
278 9 10 B -25 152
279 6 8 J -23 130
281 13 14 C 13 162
282 7 13 G -25 111
283 30 27 D -20 96
284 17 14 C 7 100
285 1 1 A -30 101
286 1 1 A 20 145
9 86 90