Sunspot drawing of 1990-7-30

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https://doi.org/10.7891/e-manuscripta-145318



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1990-07-30
07:00
Hs 1304.6:2914
https://doi.org/10.7891/e-manuscripta-145318
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
390 7 12 C 11 144
392 2 4 C -20 119
397 1 3 J 25 139
398 2 6 J -12 104
400 5 3 B 13 87
402 10 14 B -23 80
403 4 5 C -11 79
404 6 5 B -20 70
406 1 3 J 16 47
409 7 9 C 18 35
410 5 6 C -8 49
11 50 70