Sunspot drawing of 1978-7-18

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https://doi.org/10.7891/e-manuscripta-99106



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1978-07-18
10:00
Hs 1304.5:6643
https://doi.org/10.7891/e-manuscripta-99106
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
220 30 D 17.6 167.8
228 7 B 15.7 139.9
230 5 B 17.3 110.2
231 4 J -23.0 123.6
232 7 C 12.0 125.6
233 6 B 11.1 110.3
235 1 A 11.1 136.0
7 60