Sunspot drawing of 1978-10-20

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https://doi.org/10.7891/e-manuscripta-98922



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1978-10-20
07:15
Hs 1304.5:6730
https://doi.org/10.7891/e-manuscripta-98922
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
367 10 C 19.5 37.2
371 3 J 28.2 6.8
373 3 J -22.0 40.5
374 34 E -21.1 7.0
377 14 C 16.7 326.6
379 8 C 29.7 316.1
384 4 J 31.2 271.3
385 32 D 25.8 263.8
386 9 B 15.0 294.7
387 2 B -16.1 331.4
388 17 C -26.9 310.1
389 4 J -21.7 276.2
390 7 B -15.8 308.6
13 147