COSMOS 2559 [GLONASS-K] is a payload in MEO orbit, operated by Aerospace Defence Forces / GLONASS Information-Analytic Center, launched 2022.
| Orbit class | MEO |
| Inclination | 64.2589° |
| Eccentricity | 0.0012939 |
| Period | 675.7 min |
| Apogee | 19,163 km |
| Perigee | 19,097 km |
| Mean motion | 2.13101697 rev/day |
| RAAN | 313.8996° |
| Arg of perigee | 180.0995° |
| Mean anomaly | 179.9129° |
| B* | 0.0000e+0 |
| Rev at epoch | 2,909 |
1 54031U 22130A 26187.16828881 -.00000047 00000-0 00000-0 0 99992 54031 64.2589 313.8996 0012939 180.0995 179.9129 2.13101697 29092{
"OBJECT_NAME": "COSMOS 2559 [GLONASS-K]",
"OBJECT_ID": "2022-130A",
"EPOCH": "2026-07-06T04:02:20.153+00:00",
"MEAN_MOTION": 2.13101697,
"ECCENTRICITY": 0.0012939,
"INCLINATION": 64.2589,
"RA_OF_ASC_NODE": 313.8996,
"ARG_OF_PERICENTER": 180.0995,
"MEAN_ANOMALY": 179.9129,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 54031,
"REV_AT_EPOCH": 2909,
"BSTAR": 0,
"MEAN_MOTION_DOT": -4.7e-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 | COSMOS 2559 [GLONASS-K] |
| Operator | Aerospace Defence Forces / GLONASS Information-Analytic CenterHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree |
| Country | |
| Launch date | |
| Launch mass (kg) | 974 |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Mission purpose | — |
| Object class |
| Orbital regime |
| Status |