Sunspot drawing of 1981-6-27

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https://doi.org/10.7891/e-manuscripta-139094



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1981-06-27
06:45
Hs 1304.6:153
https://doi.org/10.7891/e-manuscripta-139094
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
290 58 48 D 13 358
293 3 2 A -9 339
294 6 10 C -7 333
295 2 2 A 15 47
298 14 18 D 19 303
299 1 1 A -20 9
300 47 46 E -16 280
301 11 10 C 18 265
8 142 137