SHIYAN-20B (SY-20B) is a payload in LEO orbit, operated by Shanghai Academy of Space Technology (CASC 8th Acad), launched 2022.
| Orbit class | LEO |
| Inclination | 59.9952° |
| Eccentricity | 0.0008576 |
| Period | 100.7 min |
| Apogee | 799 km |
| Perigee | 787 km |
| Mean motion | 14.29546335 rev/day |
| RAAN | 174.4681° |
| Arg of perigee | 232.6261° |
| Mean anomaly | 127.3994° |
| B* | 4.0159e-5 |
| Rev at epoch | 18,621 |
1 54700U 22169B 26188.17096089 -.00000033 00000-0 40159-4 0 99912 54700 59.9952 174.4681 0008576 232.6261 127.3994 14.29546335186211{
"OBJECT_NAME": "SHIYAN-20B (SY-20B)",
"OBJECT_ID": "2022-169B",
"EPOCH": "2026-07-07T04:06:11.021+00:00",
"MEAN_MOTION": 14.29546335,
"ECCENTRICITY": 0.0008576,
"INCLINATION": 59.9952,
"RA_OF_ASC_NODE": 174.4681,
"ARG_OF_PERICENTER": 232.6261,
"MEAN_ANOMALY": 127.3994,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 54700,
"REV_AT_EPOCH": 18621,
"BSTAR": 0.000040159,
"MEAN_MOTION_DOT": -3.3e-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 | SHIYAN-20B (SY-20B) |
| Operator | Shanghai Academy of Space Technology (CASC 8th Acad)HIGHvia 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 |