Sunspot drawing of 1970-7-18

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https://doi.org/10.7891/e-manuscripta-96588



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1970-07-18
07:30
Hs 1304.5:4206
https://doi.org/10.7891/e-manuscripta-96588
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
302 6 A 17.5 227.9
306 17 C 17.5 205.8
308 4 C -17.6 196.1
312 1 A 16.3 132.4
313 1 A 4.8 239.1
314 1 A 14.0 216.2
315 25 E 8.0 89.5
7 55