Sunspot drawing of 1985-2-19

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https://doi.org/10.7891/e-manuscripta-141629



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1985-02-19
08:15
Hs 1304.6:1230
https://doi.org/10.7891/e-manuscripta-141629
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
12 1 1 A -8 76
13 7 11 C -10 23
14 1 5 H 1 296
3 9 17