COSMOS 2538 is a payload in SSO orbit, operated by Central Sci. Res. Inst. for Chemistry and Mechanics, launched 2019.
| Orbit class | SSO |
| Inclination | 97.5872° |
| Eccentricity | 0.0040924 |
| Period | 94.7 min |
| Apogee | 531 km |
| Perigee | 475 km |
| Mean motion | 15.20949055 rev/day |
| RAAN | 267.7103° |
| Arg of perigee | 336.7691° |
| Mean anomaly | 23.1693° |
| B* | 1.7930e-4 |
| Rev at epoch | 38,294 |
1 44424U 19039D 26188.17403095 .00003984 00000-0 17930-3 0 99912 44424 97.5872 267.7103 0040924 336.7691 23.1693 15.20949055382948{
"OBJECT_NAME": "COSMOS 2538",
"OBJECT_ID": "2019-039D",
"EPOCH": "2026-07-07T04:10:36.274+00:00",
"MEAN_MOTION": 15.20949055,
"ECCENTRICITY": 0.0040924,
"INCLINATION": 97.5872,
"RA_OF_ASC_NODE": 267.7103,
"ARG_OF_PERICENTER": 336.7691,
"MEAN_ANOMALY": 23.1693,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 44424,
"REV_AT_EPOCH": 38294,
"BSTAR": 0.0001793,
"MEAN_MOTION_DOT": 0.00003984,
"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 | COSMOS 2538 |
| Operator | Central Sci. Res. Inst. for Chemistry and MechanicsHIGHvia GCAT — Jonathan McDowell's General Catalog |
| Country | Russia |
| 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 |