Sunspot drawing of 1991-7-13

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https://doi.org/10.7891/e-manuscripta-145883



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1991-07-13
07:30
Hs 1304.6:3207
https://doi.org/10.7891/e-manuscripta-145883
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
352 26 27 D 36 222
355 1 2 A -18 216
356 11 19 C 12 212
363 36 39 E -23 165
366 3 2 A 19 173
369 40 30 D 17 139
370 4 6 J -11 142
375 6 4 B -5 106
376 3 2 A 17 152
377 1 3 J -27 88
10 131 134