ZHANGHENG 1-02 (CSES-2) is a payload in SSO orbit, operated by Chinese Academy of Sciences, launched 2025.
| Orbit class | SSO |
| Inclination | 97.3617° |
| Eccentricity | 0.0013490 |
| Period | 94.7 min |
| Apogee | 513 km |
| Perigee | 494 km |
| Mean motion | 15.20873452 rev/day |
| RAAN | 313.6106° |
| Arg of perigee | 51.2800° |
| Mean anomaly | 308.9639° |
| B* | 4.4624e-6 |
| Rev at epoch | 5,882 |
1 64393U 25128A 26187.26425793 .00000031 00000-0 44624-5 0 99942 64393 97.3617 313.6106 0013490 51.2800 308.9639 15.20873452 58821{
"OBJECT_NAME": "ZHANGHENG 1-02 (CSES-2)",
"OBJECT_ID": "2025-128A",
"EPOCH": "2026-07-06T06:20:31.885+00:00",
"MEAN_MOTION": 15.20873452,
"ECCENTRICITY": 0.001349,
"INCLINATION": 97.3617,
"RA_OF_ASC_NODE": 313.6106,
"ARG_OF_PERICENTER": 51.28,
"MEAN_ANOMALY": 308.9639,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 64393,
"REV_AT_EPOCH": 5882,
"BSTAR": 0.00000446241,
"MEAN_MOTION_DOT": 3.1e-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 | ZHANGHENG 1-02 (CSES-2) |
| Operator | |
| Country | China |
| Launch date | |
| Launch mass (kg) | |
| Mission purpose | — |
| Object class |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Orbital regime |
| Status |