Sunspot drawing of 1967-7-17

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https://doi.org/10.7891/e-manuscripta-95023



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1967-07-17
07:30
Hs 1304.5:3280
https://doi.org/10.7891/e-manuscripta-95023
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
268 2 A -14.0 271.4
270 7 D -20.2 264.1
271 26 D -18.3 249.0
272 8 C -19.9 209.8
273 6 B 8.7 199.7
275 1 A 29.1 233.2
6 50