Sunspot drawing of 1983-10-3

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https://doi.org/10.7891/e-manuscripta-140493



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1983-10-03
08:00
Hs 1304.6:823
https://doi.org/10.7891/e-manuscripta-140493
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
261 21 36 D -20 268
268 20 24 E 8 134
269 8 12 B 12 194
270 4 6 C 20 139
4 53 78