Table 2.
The data used in the construction of DTM2012.
| Data | Time frame |
|---|---|
| CHAMP | 05/2001–08/2010 |
| GRACE | 01/2003–12/2010 |
| Starlette & Stella | 01/1994–12/2010 |
| Deimos-1 | 03/2010–09/2011 |
| CACTUS | 07/1975–01/1979 |
| OGO6 (T) | 06/1969–08/1975 |
| DE-2 (T, He, O, N2) | 08/1981–02/1983 |
| AE-C (N2) | 01/1974–04/1977 |
| AE-E (T, He, O) | 12/1975–05/1981 |
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