Sunspot drawing of 1961-7-25

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https://doi.org/10.7891/e-manuscripta-92797



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1961-07-25
06:30
Hs 1304.5:1413
https://doi.org/10.7891/e-manuscripta-92797
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
204 13 D 9.3 317.1
205 4 B 1.2 289.6
206 2 B -16.2 284.4
209 28 D 7.7 262.6
211 2 B 18.5 255.9
214 4 A -0.5 196.7
6 53