Sunspot drawing of 1983-1-1

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https://doi.org/10.7891/e-manuscripta-140409



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1983-01-01
10:00
Hs 1304.6:593
https://doi.org/10.7891/e-manuscripta-140409
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
516 16 18 C -13 303
518 14 12 C -16 266
519 9 9 B -13 288
521 4 7 C 5 211
1 5 5 B 7 229
2 1 1 A 23 221
6 49 52