Sunspot drawing of 1989-3-30

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https://doi.org/10.7891/e-manuscripta-144601



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1989-03-30
07:15
Hs 1304.6:2487
https://doi.org/10.7891/e-manuscripta-144601
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
134 14 19 C -27 67
138 1 3 J 13 57
139 2 3 J 19 31
143 4 3 B -10 98
145 6 10 B 18 336
147 10 5 B -21 64
148 15 30 F -18 308
7 52 73