Sunspot drawing of 1970-6-18

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https://doi.org/10.7891/e-manuscripta-96518



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1970-06-18
07:45
Hs 1304.5:4177
https://doi.org/10.7891/e-manuscripta-96518
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
253 19 14 D 16.4 264.9
258 10 8 C 14.4 241.2
260 114 72 E 17.0 224.6
263 2 1 A -16.4 212.2
266 9 5 J -10.3 183.9
269 1 3 J 19.9 162.5
270 1 3 J -5.0 143.8
271 9 3 B -13.7 156.7
272 2 2 J 17.6 123.1
9 167 111