Sunspot drawing of 1969-6-30

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https://doi.org/10.7891/e-manuscripta-95897



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1969-06-30
07:30
Hs 1304.5:3877
https://doi.org/10.7891/e-manuscripta-95897
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
267 1 A 6.9 242.7
268 36 D -10.2 178.0
271 10 B 15.2 211.2
272 7 J 15.5 126.1
275 8 B 20.6 150.3
276 4 A 8.3 122.3
277 3 J 10.0 105.9
278 2 A 7.1 100.8
279 2 A -13.8 102.2
9 73