Sunspot drawing of 1970-4-4

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https://doi.org/10.7891/e-manuscripta-96463



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1970-04-04
07:00
Hs 1304.5:4113
https://doi.org/10.7891/e-manuscripta-96463
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
133 14 C 3.9 161.8
135 8 B 4.8 174.8
140 1 A -18.6 151.3
141 30 E -13.2 87.1
144 19 D 26.8 68.7
145 26 E -12.8 53.9
146 6 B -36.2 53.3
147 1 A -15.9 113.9
148 5 B -20.6 48.3
9 110