Sunspot drawing of 1990-6-3

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https://doi.org/10.7891/e-manuscripta-145155



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1990-06-03
08:00
Hs 1304.6:2860
https://doi.org/10.7891/e-manuscripta-145155
Observer : Michele Bianda
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
289 9 19 D -11 170
292 6 9 C 14 120
297 8 8 C 23 71
298 4 7 J -4 68
299 2 2 B -17 40
300 2 7 C 9 25
6 31 52