Sunspot drawing of 1983-1-18

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https://doi.org/10.7891/e-manuscripta-140384



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1983-01-18
09:15
Hs 1304.6:608
https://doi.org/10.7891/e-manuscripta-140384
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
18 2 6 J -18 28
19 6 9 C 3 4
20 8 8 B 4 26
22 8 15 D 8 357
23 15 25 D -13 352
24 1 3 J 17 335
25 3 3 A 14 332
26 1 4 J -11 313
8 44 73