Sunspot drawing of 1981-7-30

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https://doi.org/10.7891/e-manuscripta-139044



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1981-07-30
06:00
Hs 1304.6:181
https://doi.org/10.7891/e-manuscripta-139044
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
349 4 10 D -7 341
351 1 3 J -19 337
353 73 54 E -11 288
354 7 6 C -18 283
356 23 23 C 12 275
357 4 6 J -13 277
358 3 5 C -3 271
359 5 8 C -5 250
364 12 14 C 15 217
366 2 2 A -11 326
367 5 5 B -5 313
368 1 1 A 18 241
369 6 6 B 19 218
370 3 3 B 9 183
14 149 146