For the validation process are more then 20 passes of Lageos-1/Lageos-2 necessary.
Until now, only 5 passes of Lageos-1/Lageos-2/Lares have been tracked.
| Satellite | Passes |
|---|---|
| Ajisai, 8606101 | 33 |
| Beacon-C, 6503201 | 20 |
| Cryosat-2, 1001301 | 2 |
| GRACE-FO-1, 1804701 | 1 |
| HY-2C, 2006601 | 2 |
| HY-2D, 2104301 | 1 |
| Jason-3, 1600201 | 4 |
| Lageos-1, 7603901 | 1 |
| Lageos-2, 9207002 | 1 |
| Lares, 1200601 | 3 |
| SWOT, 2217301 | 2 |
| Starlette, 7501001 | 10 |
| Stella, 9306102 | 12 |
| Swarm-B, 1306701 | 2 |