Sunspot drawing of 1991-6-8

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https://doi.org/10.7891/e-manuscripta-145970



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1991-06-08
07:15
Hs 1304.6:3175
https://doi.org/10.7891/e-manuscripta-145970
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
272 14 17 C 19 281
274 17 23 D 8 283
278 6 7 B 14 263
279 4 7 C 8 270
280 51 80 D 31 248
281 1 3 J 9 241
282 16 17 C 11 270
283 23 26 C -18 236
285 9 9 B -13 243
286 2 4 J -22 208
287 4 7 D -16 199
288 4 8 C -8 341
12 151 208