Sunspot drawing of 1988-8-21

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https://doi.org/10.7891/e-manuscripta-143856



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1988-08-21
07:30
Hs 1304.6:2292
https://doi.org/10.7891/e-manuscripta-143856
Observer : Marco Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
199 1 3 J 13 11
200 2 1 A 30 106
201 2 2 B -24 70
202 5 7 B 16 3
203 3 3 B -23 58
204 1 2 A 16 346
6 14 18