Sunspot drawing of 1981-7-25

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https://doi.org/10.7891/e-manuscripta-139165



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1981-07-25
06:30
Hs 1304.6:176
https://doi.org/10.7891/e-manuscripta-139165
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
342 33 38 D 15 9
346 2 4 J 10 8
349 16 22 D -7 339
351 18 18 D -20 341
352 12 18 D -19 322
353 45 44 E -12 289
354 1 3 J -19 285
355 2 3 B 9 305
356 1 2 A 11 278
357 3 7 H -13 279
358 1 3 J -3 274
359 1 2 A -5 252
12 135 164