▸Orbital parameters

Orbit class	LEO
Inclination	87.3308°
Eccentricity	0.0003254
Period	92.8 min
Apogee	415 km
Perigee	411 km
Mean motion	15.51347015 rev/day
RAAN	47.4235°
Arg of perigee	96.2216°
Mean anomaly	263.9416°
B*	1.3744e-4
Rev at epoch	70,929

▸Two-line element set (TLE)

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

1 39453U 13067C 26188.09000552 .00008116 00000-0 13744-3 0 9995

2 39453 87.3308 47.4235 0003254 96.2216 263.9416 15.51347015709290

▸ source OMM (JSON)

{
  "OBJECT_NAME": "SWARM C",
  "OBJECT_ID": "2013-067C",
  "EPOCH": "2026-07-07T02:09:36.477+00:00",
  "MEAN_MOTION": 15.51347015,
  "ECCENTRICITY": 0.0003254,
  "INCLINATION": 87.3308,
  "RA_OF_ASC_NODE": 47.4235,
  "ARG_OF_PERICENTER": 96.2216,
  "MEAN_ANOMALY": 263.9416,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 39453,
  "REV_AT_EPOCH": 70929,
  "BSTAR": 0.00013744,
  "MEAN_MOTION_DOT": 0.00008116,
  "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	SWARM C
Operator	European Space AgencyHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	ESA
Launch date	Nov 22, 2013HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	473HIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree 468MEDIUMvia Wikidata

▸Data quality

Score90 / 100

Claims8

Sources2

TLEavailable

▸Sources

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

▸Actions

GET /api/v1/satellites/39453

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