Sunspot drawing of 1991-8-1

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https://doi.org/10.7891/e-manuscripta-145906



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1991-08-01
07:00
Hs 1304.6:3226
https://doi.org/10.7891/e-manuscripta-145906
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
383 2 6 H 9 357
390 6 12 C 11 339
394 4 8 C 1 340
398 15 20 D -18 277
399 1 3 J -6 350
400 3 4 B 13 273
405 32 40 D 22 246
407 12 22 D -18 243
410 1 3 J 33 218
9 76 118