Sunspot drawing of 1980-5-21

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https://doi.org/10.7891/e-manuscripta-100004



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1980-05-21
08:00
Hs 1304.5:7194
https://doi.org/10.7891/e-manuscripta-100004
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
268 5 C -21.6 310.0
270 18 C -8.2 289.9
274 26 E 14.9 265.0
275 38 D -13.1 249.2
276 8 B -30.2 226.6
277 1 A 8.9 236.7
279 3 J 24.7 213.8
280 28 D 15.0 216.6
281 7 C -20.8 201.4
282 3 J -24.3 203.5
284 2 B -34.9 216.6
285 21 E -8.0 189.6
286 1 A -13.5 240.0
287 26 E -12.7 176.1
288 24 C -20.1 175.9
289 1 A 7.6 295.9
290 2 A 25.3 267.9
291 2 A -12.2 214.0
18 216