Sunspot drawing of 1981-5-30

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https://doi.org/10.7891/e-manuscripta-139178



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1981-05-30
09:00
Hs 1304.6:125
https://doi.org/10.7891/e-manuscripta-139178
Observer : Roberto Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
254 15 26 D 2 25
256 7 13 C 17 46
260 5 11 C -6 342
261 2 5 J 15 312
263 4 5 B 12 312
264 4 6 C -14 44
265 2 4 B 6 318
7 39 70