NAVSTAR 80 (USA 309) is a payload in MEO orbit, operated by US Space Force Space and Missile Center, launched 2020.
| Orbit class | MEO |
| Inclination | 53.9784° |
| Eccentricity | 0.0074292 |
| Period | 718.0 min |
| Apogee | 20,379 km |
| Perigee | 19,985 km |
| Mean motion | 2.00564948 rev/day |
| RAAN | 209.9892° |
| Arg of perigee | 207.6007° |
| Mean anomaly | 111.6968° |
| B* | 0.0000e+0 |
| Rev at epoch | 4,189 |
1 46826U 20078A 26187.65524564 .00000093 00000-0 00000-0 0 99962 46826 53.9784 209.9892 0074292 207.6007 111.6968 2.00564948 41891{
"OBJECT_NAME": "NAVSTAR 80 (USA 309)",
"OBJECT_ID": "2020-078A",
"EPOCH": "2026-07-06T15:43:33.223+00:00",
"MEAN_MOTION": 2.00564948,
"ECCENTRICITY": 0.0074292,
"INCLINATION": 53.9784,
"RA_OF_ASC_NODE": 209.9892,
"ARG_OF_PERICENTER": 207.6007,
"MEAN_ANOMALY": 111.6968,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 46826,
"REV_AT_EPOCH": 4189,
"BSTAR": 0,
"MEAN_MOTION_DOT": 9.3e-7,
"MEAN_MOTION_DDOT": 0
}Reconstructed from CelesTrak OMM mean-elements (element-set number is a placeholder). TLE/OMM data is approximate. Not for operational use or collision avoidance.
| Name | NAVSTAR 80 (USA 309) |
| Operator | US Space Force Space and Missile CenterHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree |
| Country | |
| Launch date | |
| Launch mass (kg) | 4400 |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Mission purpose | — |
| Object class |
| Orbital regime |
| Status |