Sunspot drawing of 1991-6-12

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https://doi.org/10.7891/e-manuscripta-145724



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1991-06-12
08:00
Hs 1304.6:3179
https://doi.org/10.7891/e-manuscripta-145724
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
272 1 3 J -19 285
274 2 5 J 7 287
278 1 2 A 16 261
280 45 71 E 31 245
281 1 3 J 11 240
282 1 2 A 9 271
283 15 11 J -19 234
285 12 20 D -13 246
286 23 16 C -22 206
287 8 9 C -14 208
289 4 3 B 11 208
292 10 13 C -16 245
293 5 5 B -1 262
295 1 2 A -18 196
296 6 6 B -22 165
298 7 5 B -6 186
299 1 2 A -16 141
17 143 178