Sunspot drawing of 1988-3-17

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https://doi.org/10.7891/e-manuscripta-143701



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1988-03-17
09:00
Hs 1304.6:2155
https://doi.org/10.7891/e-manuscripta-143701
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
52 32 52 E -24 316
53 13 23 H 22 322
55 3 4 B -16 331
56 11 20 C -29 352
57 1 1 A 21 280
58 1 2 A -27 326
6 61 102