Sunspot drawing of 1978-9-28

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https://doi.org/10.7891/e-manuscripta-98936



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1978-09-28
07:30
Hs 1304.5:6712
https://doi.org/10.7891/e-manuscripta-98936
Observer : Sergio Cortesi
Seeing (SIDC) : 2
Group Not Weighted Weighted Type Latitude Carrington Longit.
328 7 C 24.1 303.0
333 10 C 28.2 280.1
334 3 J -11.8 313.2
336 2 A -18.4 247.8
337 6 C -18.6 306.5
338 4 C -12.8 242.1
339 3 J 34.5 220.6
340 7 J 16.5 217.7
342 7 B -12.6 255.3
343 7 C 19.9 294.3
344 11 B -17.3 229.2
345 15 D 38.0 205.9
346 11 J -22.0 201.1
13 93