Sunspot drawing of 1986-5-31

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https://doi.org/10.7891/e-manuscripta-142139



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1986-05-31
07:30
Hs 1304.6:1602
https://doi.org/10.7891/e-manuscripta-142139
Observer : Marco Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
30 4 6 B -1 54
31 3 2 B 7 31
32 1 1 A 6 308
3 8 9