Sunspot drawing of 1984-3-30

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https://doi.org/10.7891/e-manuscripta-140888



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1984-03-30
07:30
Hs 1304.6:973
https://doi.org/10.7891/e-manuscripta-140888
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
87 10 20 C -10 349
88 25 36 D -13 330
90 7 16 D -11 25
91 1 3 J 13 339
92 16 31 D -15 320
93 10 22 D 19 309
94 2 6 G -9 283
7 71 134