Sunspot drawing of 1990-8-16

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https://doi.org/10.7891/e-manuscripta-145085



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1990-08-16
08:00
Hs 1304.6:2931
https://doi.org/10.7891/e-manuscripta-145085
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
427 4 5 C -12 256
431 12 12 C 14 240
432 7 15 D -9 247
434 25 40 D 13 229
436 1 2 A -18 267
439 2 14 C 19 209
439A 17 5 J 16 204
441 13 13 B -16 195
442 19 21 B 3 214
443 4 3 B -2 208
444 10 14 D 22 183
447 10 12 C 6 256
448 3 2 A 9 197
450 10 10 B -10 166
451 1 4 H -28 161
452 7 12 H 11 151
453 2 2 B -19 178
454 5 4 B 20 194
455 3 5 C 13 132
19 155 195