Sunspot drawing of 1999-3-21

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https://doi.org/10.7891/e-manuscripta-150546



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1999-03-21
09:30
Hs 1304.6:5577
https://doi.org/10.7891/e-manuscripta-150546
Observer : Andrea Manna
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
60 2 3 J 16 244
62 1 3 J -27 230
66 3 3 B -17 162
67 4 5 B 20 221
70 4 5 B -23 185
71 2 3 B -21 140
72 7 9 D -10 203
7 23 31