Sunspot drawing of 1988-4-10

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https://doi.org/10.7891/e-manuscripta-143886



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1988-04-10
08:00
Hs 1304.6:2175
https://doi.org/10.7891/e-manuscripta-143886
Observer : Marco Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
68 11 20 C 18 30
69 15 27 C 24 38
71 3 8 J -31 348
72 1 3 J -19 332
73 13 20 C 17 331
76 6 9 J -14 314
77 2 6 J -18 310
78 3 7 J 20 316
8 54 100