Spacecraft information: GRACE-FO 1
| Launched | 21 May 2018 |
| Flight ended | – |
| Status | Operational |
| Category |
Active satellites
|
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 43476 |
| COSPAR ID | 2018-047A |
| Observing |
Current orbital elements
| Inclination | 88.989° |
| Eccentricity | 0.00122 |
| RA ascending node | 14.165 hr |
| Argument perigee | 150.982° |
| Mean anomaly | 209.212° |
| Orbital period | 93.667 min |
| Epoch of osculation | 03 Mar 2026, 11:38 |
Derived Quantities
| Min Altitude | 452.7 km |
| Mean Altitude | 461.1 km |
| Peak Altitude | 469.4 km |
Launched alongside
GRACE-FO 2 IRIDIUM 161 IRIDIUM 152 IRIDIUM 147 IRIDIUM 110 IRIDIUM 162 FALCON 9 DEBOrbital History
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