Sunspot drawing of 1970-6-16

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https://doi.org/10.7891/e-manuscripta-96471



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1970-06-16
07:45
Hs 1304.5:4175
https://doi.org/10.7891/e-manuscripta-96471
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
250 3 J -15.6 303.8
253 25 D 16.1 264.3
258 19 C 15.2 240.7
260 77 F 17.0 223.9
263 1 A -14.9 212.0
266 3 J -9.4 184.8
269 3 J 20.3 162.6
7 131