Sunspot drawing of 1978-8-13

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https://doi.org/10.7891/e-manuscripta-99062



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1978-08-13
12:45
Hs 1304.5:6666
https://doi.org/10.7891/e-manuscripta-99062
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
257 7 C -20.6 202.8
259 26 D -26.3 172.5
262 5 B 15.6 176.1
267 9 C -32.5 187.5
268 8 B 12.9 132.3
269 2 A 22.0 189.3
270 11 C 43.6 72.6
271 3 A 37.3 52.7
8 71