Sunspot drawing of 1970-7-12

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https://doi.org/10.7891/e-manuscripta-96633



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1970-07-12
06:00
Hs 1304.5:4200
https://doi.org/10.7891/e-manuscripta-96633
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
294 2 3 B 13.2 308.7
295 14 15 E -9.2 319.1
299 10 8 J 15.3 263.4
302 8 8 J 15.8 228.8
306 25 17 D 17.0 203.4
308 9 10 D -17.5 194.2
6 68 61