Sunspot drawing of 1969-5-21

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https://doi.org/10.7891/e-manuscripta-95915



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1969-05-21
07:45
Hs 1304.5:3841
https://doi.org/10.7891/e-manuscripta-95915
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
189 4 C 12.1 70.6
203 28 D -16.5 317.5
206 25 D 10.3 326.6
207 58 D -13.0 338.4
208 27 H 7.9 311.3
209 10 C 11.2 297.0
210 5 B -13.3 357.7
211 8 A 14.2 355.2
212 3 A -23.4 338.7
213 5 B 12.4 284.2
214 3 J 11.5 274.5
11 176