Sunspot drawing of 1980-3-21

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https://doi.org/10.7891/e-manuscripta-99753



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1980-03-21
08:15
Hs 1304.5:7144
https://doi.org/10.7891/e-manuscripta-99753
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
147 37 F -27.0 345.8
151 2 A -25.1 299.0
153 7 C 24.6 293.1
154 4 B 12.6 297.9
156 3 J -19.7 42.9
158 11 D 4.4 273.6
159 2 A -29.0 277.0
160 2 A -8.7 329.0
161 4 A -21.1 332.2
162 3 A -27.9 266.6
10 75