Sunspot drawing of 1970-5-20

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https://doi.org/10.7891/e-manuscripta-96368



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1970-05-20
07:15
Hs 1304.5:4152
https://doi.org/10.7891/e-manuscripta-96368
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
X 17.0 140.9
196 3 J 19.0 297.8
200 21 E -8.4 304.3
203 3 J -8.3 279.5
204 5 J -12.2 275.2
209 60 E 16.4 257.8
212 17 J 14.0 200.8
213 7 D -15.3 302.7
214 14 B -11.2 239.9
217 9 C -9.3 210.4
219 7 B 14.4 164.6
221 2 A -21.7 204.1
222 3 J 16.8 144.1
12 151