Sunspot drawing of 1980-2-12

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https://doi.org/10.7891/e-manuscripta-99754



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1980-02-12
08:45
Hs 1304.5:7114
https://doi.org/10.7891/e-manuscripta-99754
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
74 12 D 26.8 153.7
77 34 E -12.2 131.9
79 29 D 9.1 146.7
81 8 D -13.4 110.3
83 36 E 8.9 51.1
84 16 F -18.0 32.3
85 2 A 24.9 43.6
7 137