Sunspot drawing of 1990-6-15

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https://doi.org/10.7891/e-manuscripta-145104



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1990-06-15
07:00
Hs 1304.6:2871
https://doi.org/10.7891/e-manuscripta-145104
Observer : Michele Bianda
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
300 6 16 D 9 26
310 9 12 C -14 315
312 4 3 B 28 320
313 3 10 D 24 17
318 1 1 A 15 306
322 6 13 C -31 281
323 7 12 C 7 280
324 13 9 C -9 259
325 1 1 A -15 344
326 2 1 A -12 333
10 52 78