NAVSTAR 61 (USA 199) is a payload in MEO orbit, operated by US Air Force Space and Missile Center, launched 2007.
| Orbit class | MEO |
| Inclination | 55.0163° |
| Eccentricity | 0.0035983 |
| Period | 718.0 min |
| Apogee | 20,278 km |
| Perigee | 20,087 km |
| Mean motion | 2.00561160 rev/day |
| RAAN | 273.3780° |
| Arg of perigee | 166.9007° |
| Mean anomaly | 159.3641° |
| B* | 0.0000e+0 |
| Rev at epoch | 13,589 |
1 32384U 07062A 26187.44660669 -.00000019 00000-0 00000-0 0 99912 32384 55.0163 273.3780 0035983 166.9007 159.3641 2.00561160135895{
"OBJECT_NAME": "NAVSTAR 61 (USA 199)",
"OBJECT_ID": "2007-062A",
"EPOCH": "2026-07-06T10:43:06.818+00:00",
"MEAN_MOTION": 2.0056116,
"ECCENTRICITY": 0.0035983,
"INCLINATION": 55.0163,
"RA_OF_ASC_NODE": 273.378,
"ARG_OF_PERICENTER": 166.9007,
"MEAN_ANOMALY": 159.3641,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 32384,
"REV_AT_EPOCH": 13589,
"BSTAR": 0,
"MEAN_MOTION_DOT": -1.9e-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 61 (USA 199) |
| Operator | US Air Force Space and Missile CenterHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree |
| Country | |
| Launch date | |
| Launch mass (kg) | 1077HIGH |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Mission purpose | — |
| Object class |
| Orbital regime |
| Status |