Sunspot drawing of 1970-9-4

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https://doi.org/10.7891/e-manuscripta-96370



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1970-09-04
07:00
Hs 1304.5:4249
https://doi.org/10.7891/e-manuscripta-96370
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
375 7 C 20.4 271.7
381 4 A -4.5 262.0
382 47 D 16.3 243.3
384 14 C 17.9 261.1
386 10 E 21.5 199.7
387 3 J 9.7 193.2
388 4 B 12.3 312.1
389 2 A -12.8 320.9
390 6 B -12.9 266.9
9 97