Landolt's standard fields
0 55.0 +0 42
3 53.5 +0 00
6 52.2 -0 21
9 57.5 -0 20
12 42.4 -0 43
15 39.2 -0 16
18 42.8 +0 05
21 40.9 +0 25
Peter Kušnirák, 2008