Sunspot drawing of 1990-6-7

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https://doi.org/10.7891/e-manuscripta-145187



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1990-06-07
08:00
Hs 1304.6:2864
https://doi.org/10.7891/e-manuscripta-145187
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
297 5 7 C 22 71
298 10 9 B -5 69
299 7 7 B -17 41
300 27 30 D 9 25
302 2 3 B 17 19
303 3 5 C 0 30
304 2 8 D -19 138
305 12 11 B -12 80
306 4 3 A -14 47
307 1 3 A 24 20
308 2 3 A -12 337
11 75 89