Sunspot drawing of 1981-7-22

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https://doi.org/10.7891/e-manuscripta-139150



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1981-07-22
07:30
Hs 1304.6:175
https://doi.org/10.7891/e-manuscripta-139150
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
342 41 38 D 16 9
344 3 5 J 4 77
346 2 4 J 10 8
349 27 26 D -7 339
350 2 1 A -8 330
351 2 2 A -19 339
352 3 2 B -19 323
353 16 34 D -12 290
354 1 3 J -18 285
9 97 115