Sunspot drawing of 1978-7-20

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https://doi.org/10.7891/e-manuscripta-99045



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1978-07-20
07:00
Hs 1304.5:6645
https://doi.org/10.7891/e-manuscripta-99045
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
220 17 H 17.1 169.5
230 8 B 18.1 111.2
231 3 J -23.4 123.0
232 4 B 11.7 125.1
233 4 B 12.7 104.8
235 2 A 11.0 135.8
236 7 B -38.8 121.1
7 45