Sunspot drawing of 1971-7-17

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https://doi.org/10.7891/e-manuscripta-96902



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1971-07-17
09:00
Hs 1304.5:4513
https://doi.org/10.7891/e-manuscripta-96902
Observer : Araldo Pittini
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
202 2 A -7.6 124.6
205 22 C 14.3 59.7
206 27 E 5.5 28.9
207 4 C 9.8 10.8
209 2 A -8.1 28.7
210 3 B -5.4 3.8
211 3 B -16.6 13.9
212 4 B -7.5 96.9
8 67