SPAWAR-CAL-O is a payload in SSO orbit, operated by Space and Naval Warfare Systems Command, Space Field Activity, launched 2018.
| Orbit class | SSO |
| Inclination | 97.4315° |
| Eccentricity | 0.0007795 |
| Period | 93.8 min |
| Apogee | 464 km |
| Perigee | 453 km |
| Mean motion | 15.35919346 rev/day |
| RAAN | 252.2924° |
| Arg of perigee | 206.8952° |
| Mean anomaly | 153.1888° |
| B* | 4.4960e-4 |
| Rev at epoch | 41,658 |
1 43766U 18099J 26188.13842817 .00015665 00000-0 44960-3 0 99912 43766 97.4315 252.2924 0007795 206.8952 153.1888 15.35919346416587{
"OBJECT_NAME": "SPAWAR-CAL-O",
"OBJECT_ID": "2018-099J",
"EPOCH": "2026-07-07T03:19:20.194+00:00",
"MEAN_MOTION": 15.35919346,
"ECCENTRICITY": 0.0007795,
"INCLINATION": 97.4315,
"RA_OF_ASC_NODE": 252.2924,
"ARG_OF_PERICENTER": 206.8952,
"MEAN_ANOMALY": 153.1888,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 43766,
"REV_AT_EPOCH": 41658,
"BSTAR": 0.0004496,
"MEAN_MOTION_DOT": 0.00015665,
"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 | SPAWAR-CAL-O |
| Operator | Space and Naval Warfare Systems Command, Space Field ActivityHIGHvia GCAT — Jonathan McDowell's General Catalog |
| Country | United States |
| Launch date | |
| Launch mass (kg) | |
| Mission purpose | — |
| Object class | PAYLOADHIGH |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Orbital regime |
| Status |