SHIYAN-12 01 (SY-12 01) is a payload in GEO orbit, operated by Chinese Academy of Space Technology, Beijing (CASC 5th Acad), launched 2021.
Orbital data last updated 4 days ago. This may not reflect the current orbital state — not for operational use or collision avoidance.
| Orbit class | GEO |
| Inclination | 3.7121° |
| Eccentricity | 0.0002916 |
| Period | 1439.3 min |
| Apogee | 35,862 km |
| Perigee | 35,838 km |
| Mean motion | 1.00046111 rev/day |
| RAAN | 79.7076° |
| Arg of perigee | 293.3389° |
| Mean anomaly | 217.6296° |
| B* | 0.0000e+0 |
| Rev at epoch | 1,665 |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
1 50321U 21129A 26183.72950594 .00000150 00000-0 00000-0 0 99932 50321 3.7121 79.7076 0002916 293.3389 217.6296 1.00046111 16653{
"OBJECT_NAME": "SHIYAN-12 01 (SY-12 01)",
"OBJECT_ID": "2021-129A",
"EPOCH": "2026-07-02T17:30:29.313+00:00",
"MEAN_MOTION": 1.00046111,
"ECCENTRICITY": 0.0002916,
"INCLINATION": 3.7121,
"RA_OF_ASC_NODE": 79.7076,
"ARG_OF_PERICENTER": 293.3389,
"MEAN_ANOMALY": 217.6296,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 50321,
"REV_AT_EPOCH": 1665,
"BSTAR": 0,
"MEAN_MOTION_DOT": 0.0000015,
"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 | SHIYAN-12 01 (SY-12 01) |
| Operator | Chinese Academy of Space Technology, Beijing (CASC 5th Acad)HIGHvia GCAT — Jonathan McDowell's General Catalog |
| Country | China |
| Launch date | |
| Launch mass (kg) | |
| Mission purpose | — |
| Object class | |
| Orbital regime | |
| Status |