Sunspot drawing of 1957-8-20

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https://doi.org/10.7891/e-manuscripta-87824



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1957-08-20
06:50
Hs 1304.5:197
https://doi.org/10.7891/e-manuscripta-87824
Observer : Rolf Schmid
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
438 13 J 21.1 155.2
449 4 J 32.3 109.5
453 28 E -20.5 135.5
454 4 C 11.1 102.9
456 7 C -22.7 154.9
456A 3 A -18.3 147.7
457 89 F 15.1 103.1
459 5 B 18.4 156.3
460 3 B 12.6 70.9
461 2 A 21.4 184.3
462 6 J -12.5 48.1
11 164