Sunspot drawing of 1983-10-4

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https://doi.org/10.7891/e-manuscripta-140549



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1983-10-04
08:00
Hs 1304.6:824
https://doi.org/10.7891/e-manuscripta-140549
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
261 13 24 D -20 269
268 34 38 E 8 134
269 6 9 B 13 195
270 6 9 C 20 140
271 2 6 H 13 114
5 61 86