Sunspot drawing of 1961-9-19

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https://doi.org/10.7891/e-manuscripta-92684



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1961-09-19
07:15
Hs 1304.5:1468
https://doi.org/10.7891/e-manuscripta-92684
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
267 20 C 14.4 282.4
268 7 C -10.7 302.8
272 4 C 18.4 207.1
273 1 A 19.1 281.0
274 1 A 15.5 209.4
275 6 B 2.7 245.7
276 2 A 26.1 221.9
7 41