Sunspot drawing of 1981-6-30

Previous  

Next

https://doi.org/10.7891/e-manuscripta-139067



Could not load any scan. Please try again later.
1981-06-30
07:00
Hs 1304.6:155
https://doi.org/10.7891/e-manuscripta-139067
Observer : Sergio Cortesi
Seeing (SIDC) : 4
Group Not Weighted Weighted Type Latitude Carrington Longit.
290 21 22 C 12 295
294 4 6 B -7 333
298 16 18 C 19 301
299 2 3 B -21 7
300 37 44 D -14 283
301 2 4 J 18 267
303 1 2 A -13 329
304 12 16 C -7 293
305 34 28 C -18 272
306 1 1 A -9 324
307 8 7 B 18 288
308 6 4 B -16 263
309 3 3 B -4 259
13 147 158