▸Orbital parameters

Orbit class	LEO
Inclination	87.8887°
Eccentricity	0.0002165
Period	109.8 min
Apogee	1,219 km
Perigee	1,216 km
Mean motion	13.11416786 rev/day
RAAN	17.1343°
Arg of perigee	89.7905°
Mean anomaly	270.3471°
B*	1.3585e-3
Rev at epoch	21,819

▸Two-line element set (TLE)

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

1 50478U 21132K 26187.89570200 .00000494 00000-0 13585-2 0 9999

2 50478 87.8887 17.1343 0002165 89.7905 270.3471 13.11416786218196

▸ source OMM (JSON)

{
  "OBJECT_NAME": "ONEWEB-0398",
  "OBJECT_ID": "2021-132K",
  "EPOCH": "2026-07-06T21:29:48.653+00:00",
  "MEAN_MOTION": 13.11416786,
  "ECCENTRICITY": 0.0002165,
  "INCLINATION": 87.8887,
  "RA_OF_ASC_NODE": 17.1343,
  "ARG_OF_PERICENTER": 89.7905,
  "MEAN_ANOMALY": 270.3471,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 50478,
  "REV_AT_EPOCH": 21819,
  "BSTAR": 0.0013585,
  "MEAN_MOTION_DOT": 0.00000494,
  "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	ONEWEB-0398
Operator	OneWebHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United Kingdom
Launch date	Dec 27, 2021HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	148HIGHvia 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/50478

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