Sunspot drawing of 1970-6-17

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https://doi.org/10.7891/e-manuscripta-96431



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1970-06-17
14:00
Hs 1304.5:4176
https://doi.org/10.7891/e-manuscripta-96431
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
253 35 26 D 15.8 265.0
258 27 18 C 15.2 240.6
260 93 71 F 17.2 224.0
263 5 2 A -15.8 212.5
266 8 5 J -10.1 184.9
269 1 3 J 20.1 163.0
270 1 3 J -5.0 143.6
7 170 128