Sunspot drawing of 1980-4-28

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https://doi.org/10.7891/e-manuscripta-99976



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1980-04-28
08:40
Hs 1304.5:7177
https://doi.org/10.7891/e-manuscripta-99976
Observer : Araldo Pittini
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
213 61 F -13.2 240.7
215 2 A 22.5 236.1
221 21 E -30.7 235.8
228 64 E -16.6 145.9
233 3 B 28.7 167.1
234 4 A 10.8 159.8
235 9 C 8.5 142.5
237 3 J 4.9 128.5
238 1 A 23.8 174.4
239 2 A 20.1 118.2
240 4 H 10.2 108.9
11 174