Sunspot drawing of 1990-5-23

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https://doi.org/10.7891/e-manuscripta-145371



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1990-05-23
07:15
Hs 1304.6:2850
https://doi.org/10.7891/e-manuscripta-145371
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
265 17 29 D 34 312
269 48 56 E -16 309
274 17 18 C 8 268
275 8 6 B 7 261
278 2 1 A -9 248
279 28 32 D -19 243
280 4 3 B 11 319
281 24 27 D -12 234
282 3 7 J 26 224
284 13 11 C 18 269
10 164 190