Station and Location

Low (1^st quartile)

Middle (2^nd and 3^rd quartiles)

High (4^th quartile)

V

κ

α

V

κ

α

V

κ

α

De Bilt (NL)

52˚05'56''N, 5˚10'46''E

0.0368

2.222

0.0019

0.0126

1.079

0.7164

0.0507

3.063

<0.0001

Armagh (UK)

54˚21'00''N, 6˚39'00''W

0.0277

1.632

0.0939

0.0097

0.941

0.8875

0.1147

3.314

<0.0001

Paris-Montsouris (FR)

48˚49'18''N, 2˚20'16''E

0.0359

1.809

0.0347

0.0133

1.024

0.7914

0.0383

1.993

0.0105