YIJIAN is a payload in SSO orbit, operated by Shanghai Engineering Center for Microsatellites, SIMIT, launched 2016.
| Orbit class | SSO |
| Inclination | 98.5382° |
| Eccentricity | 0.0019656 |
| Period | 98.6 min |
| Apogee | 705 km |
| Perigee | 677 km |
| Mean motion | 14.60790242 rev/day |
| RAAN | 186.4356° |
| Arg of perigee | 246.5626° |
| Mean anomaly | 113.3507° |
| B* | 1.1443e-4 |
| Rev at epoch | 50,747 |
1 41899U 16081B 26187.92503610 .00000509 00000-0 11443-3 0 99972 41899 98.5382 186.4356 0019656 246.5626 113.3507 14.60790242507477{
"OBJECT_NAME": "YIJIAN",
"OBJECT_ID": "2016-081B",
"EPOCH": "2026-07-06T22:12:03.119+00:00",
"MEAN_MOTION": 14.60790242,
"ECCENTRICITY": 0.0019656,
"INCLINATION": 98.5382,
"RA_OF_ASC_NODE": 186.4356,
"ARG_OF_PERICENTER": 246.5626,
"MEAN_ANOMALY": 113.3507,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 41899,
"REV_AT_EPOCH": 50747,
"BSTAR": 0.00011443,
"MEAN_MOTION_DOT": 0.00000509,
"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 | YIJIAN |
| Operator | Shanghai Engineering Center for Microsatellites, SIMITHIGHvia GCAT — Jonathan McDowell's General Catalog |
| Country | China |
| 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 |