Sunspot drawing of 1999-3-20

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https://doi.org/10.7891/e-manuscripta-150573



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1999-03-20
07:30
Hs 1304.6:5576
https://doi.org/10.7891/e-manuscripta-150573
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
60 1 4 J 16 244
62 3 9 D -26 228
66 2 3 B -19 158
67 7 16 D 20 221
70 3 4 B -23 184
71 2 4 C -21 133
72 5 12 D -10 203
7 23 52