Sunspot drawing of 1984-3-31

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https://doi.org/10.7891/e-manuscripta-141036



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1984-03-31
07:00
Hs 1304.6:974
https://doi.org/10.7891/e-manuscripta-141036
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
78 1 1 A -14 59
87 7 9 C -9 350
88 25 30 D -13 331
90 13 14 C -10 25
91 1 2 A 14 339
92 18 26 D -15 321
93 13 20 C 19 310
94 5 10 C -9 283
8 83 112