Sunspot drawing of 1957-7-20

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https://doi.org/10.7891/e-manuscripta-87800



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1957-07-20
06:40
Hs 1304.5:170
https://doi.org/10.7891/e-manuscripta-87800
Observer : J. Jzsák
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
373 9 H -31.4 243.5
374 14 C -15.5 210.1
378 12 C 17.1 180.3
379 3 B -35.4 181.4
382 35 D 24.2 163.9
383 16 C 24.7 171.8
385 37 E 27.4 150.8
388 36 C -18.0 180.9
389 20 B -8.2 176.6
390 9 C -32.8 147.8
391 27 E -22.2 140.8
394 4 A 14.2 145.6
395 10 B 30.3 123.8
396 20 E 9.6 95.6
14 252