Sunspot drawing of 1981-7-12

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https://doi.org/10.7891/e-manuscripta-139125



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1981-07-12
09:30
Hs 1304.6:166
https://doi.org/10.7891/e-manuscripta-139125
Observer : Roberto Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
322 6 6 C 20 119
323 1 3 J -10 133
324 33 37 E -8 100
327 36 31 D -27 102
329 1 3 J -7 176
330 3 5 C 11 161
332 5 11 D 20 173
333 10 16 D 22 110
334 4 6 C 13 106
335 1 3 J 13 70
10 100 121