Sunspot drawing of 1990-5-15

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https://doi.org/10.7891/e-manuscripta-145092



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1990-05-15
07:30
Hs 1304.6:2843
https://doi.org/10.7891/e-manuscripta-145092
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
249 4 5 B 17 78
255 1 1 A -18 34
258 13 12 B 15 19
261 3 6 J 21 355
263 17 13 B 27 335
264 2 1 A -17 20
265 26 36 E 34 322
269 44 46 E -16 310
271 13 12 C 23 349
272 2 1 A -7 354
10 125 133