▸Orbital parameters

Orbit class	GEO
Inclination	0.0348°
Eccentricity	0.0000507
Period	1436.1 min
Apogee	35,788 km
Perigee	35,784 km
Mean motion	1.00273107 rev/day
RAAN	103.8541°
Arg of perigee	44.7263°
Mean anomaly	237.1929°
B*	0.0000e+0
Rev at epoch	3,259

▸Two-line element set (TLE)

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

1 42907U 17046A 26188.15461182 .00000152 00000-0 00000-0 0 9991

2 42907 0.0348 103.8541 0000507 44.7263 237.1929 1.00273107 32592

▸ source OMM (JSON)

{
  "OBJECT_NAME": "COSMOS 2520",
  "OBJECT_ID": "2017-046A",
  "EPOCH": "2026-07-07T03:42:38.461+00:00",
  "MEAN_MOTION": 1.00273107,
  "ECCENTRICITY": 0.0000507,
  "INCLINATION": 0.0348,
  "RA_OF_ASC_NODE": 103.8541,
  "ARG_OF_PERICENTER": 44.7263,
  "MEAN_ANOMALY": 237.1929,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 42907,
  "REV_AT_EPOCH": 3259,
  "BSTAR": 0,
  "MEAN_MOTION_DOT": 0.00000152,
  "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 2520
Operator	Aerospace Defence Forces / VoentelekomHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree Ministry of Defense of the Russian FederationMEDIUMvia Wikidata
Country	RussiaMEDIUMvia Wikidata
Launch date	Aug 16, 2017HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	3162

▸Data quality

Score90 / 100

Claims9

Sources2

TLEavailable

▸Sources

GCAT — Jonathan McDowell's General CatalogCC BY 4.0planet4589.org
WikidataCC0 1.0query.wikidata.org

▸Actions

GET /api/v1/satellites/42907

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