Sunspot drawing of 1999-4-19

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https://doi.org/10.7891/e-manuscripta-150315



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1999-04-19
07:00
Hs 1304.6:5601
https://doi.org/10.7891/e-manuscripta-150315
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
94 4 7 C -19 148
95 6 10 D 22 213
97 5 10 C -13 110
98 4 6 B 19 139
4 19 33