Sunspot drawing of 1981-7-15

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https://doi.org/10.7891/e-manuscripta-139062



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1981-07-15
07:45
Hs 1304.6:169
https://doi.org/10.7891/e-manuscripta-139062
Observer : Roberto Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
322 4 7 J 20 118
324 38 30 D -8 103
327 33 27 D -28 100
332 1 2 A 23 171
333 27 28 D 21 110
336 7 11 D 15 48
337 12 13 D -10 49
339 2 3 J -20 36
340 2 2 A -3 148
341 6 5 B -10 93
342 1 3 J 15 18
11 133 131