▸Orbital parameters

Orbit class	LEO
Inclination	67.1491°
Eccentricity	0.0008107
Period	103.1 min
Apogee	911 km
Perigee	899 km
Mean motion	13.96710943 rev/day
RAAN	29.6307°
Arg of perigee	273.7259°
Mean anomaly	86.2899°
B*	2.9042e-5
Rev at epoch	39,271

▸Two-line element set (TLE)

EPOCH Jul 6, 2026SOURCE CelesTrakDERIVED currentUPDATED Jul 7, 2026

1 43657U 18082A 26187.98823079 -.00000035 00000-0 29042-4 0 9994

2 43657 67.1491 29.6307 0008107 273.7259 86.2899 13.96710943392710

▸ source OMM (JSON)

{
  "OBJECT_NAME": "COSMOS 2528",
  "OBJECT_ID": "2018-082A",
  "EPOCH": "2026-07-06T23:43:03.14+00:00",
  "MEAN_MOTION": 13.96710943,
  "ECCENTRICITY": 0.0008107,
  "INCLINATION": 67.1491,
  "RA_OF_ASC_NODE": 29.6307,
  "ARG_OF_PERICENTER": 273.7259,
  "MEAN_ANOMALY": 86.2899,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 43657,
  "REV_AT_EPOCH": 39271,
  "BSTAR": 0.000029042,
  "MEAN_MOTION_DOT": -3.5e-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.

▸Satellite metadata

Name	COSMOS 2528
Operator	Aerospace Defence ForcesHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	Russia
Launch date	Oct 25, 2018HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	6575HIGHvia GCAT — Jonathan McDowell's General Catalog
Mission purpose	—
Object class	PAYLOADHIGH

▸Data quality

Score85 / 100

Claims7

Sources1

TLEavailable

▸Sources

GCAT — Jonathan McDowell's General CatalogCC BY 4.0planet4589.org

▸Actions

GET /api/v1/satellites/43657

//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.