▸Orbital parameters

Orbit class	LEO
Inclination	82.5167°
Eccentricity	0.0016969
Period	115.9 min
Apogee	1,508 km
Perigee	1,481 km
Mean motion	12.42912668 rev/day
RAAN	210.9251°
Arg of perigee	16.3513°
Mean anomaly	343.8111°
B*	-6.0240e-4
Rev at epoch	34,479

▸Two-line element set (TLE)

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

1 43752U 18097B 26188.20085527 -.00000074 00000-0 -60240-3 0 9998

2 43752 82.5167 210.9251 0016969 16.3513 343.8111 12.42912668344791

▸ source OMM (JSON)

{
  "OBJECT_NAME": "COSMOS 2531 (RODNIK-S 17)",
  "OBJECT_ID": "2018-097B",
  "EPOCH": "2026-07-07T04:49:13.895+00:00",
  "MEAN_MOTION": 12.42912668,
  "ECCENTRICITY": 0.0016969,
  "INCLINATION": 82.5167,
  "RA_OF_ASC_NODE": 210.9251,
  "ARG_OF_PERICENTER": 16.3513,
  "MEAN_ANOMALY": 343.8111,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 43752,
  "REV_AT_EPOCH": 34479,
  "BSTAR": -0.0006024,
  "MEAN_MOTION_DOT": -7.4e-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 2531 (RODNIK-S 17)
Operator	Aerospace Defence ForcesHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	Russia
Launch date	Nov 30, 2018HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	280HIGHvia 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/43752

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