Author | Year of publication | NH (˚C) | SH (˚C) | Earth* (˚C) |
Dove [ 19 ] | 1852 | 15.5 | - | - |
Schoch [ 20 ] | 1856 | 15.1 | 14.9 | 15.0 |
Satorius von Waltershausen [ 21 ] | 1865 | - | 15.8 | - |
Ferrel [ 12 ] | 1877 | 15.3 | 16.0 | 15.7 |
Spitaler [ 10 ] | 1885 | 15.4 | 14.8 | 15.1 |
von Hann [ 28 ] | 1882 | - | 15.4 | - |
von Hann [ 15 , 16 ] | 1897/1903 | - | 14.7 | - |