▸Orbital parameters

Orbit class	LEO
Inclination	87.9178°
Eccentricity	0.0001039
Period	109.0 min
Apogee	1,183 km
Perigee	1,181 km
Mean motion	13.20782024 rev/day
RAAN	270.4870°
Arg of perigee	148.5507°
Mean anomaly	211.5689°
B*	3.4078e-3
Rev at epoch	16,378

▸Two-line element set (TLE)

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

1 55798U 23029C 26188.16039872 .00001399 00000-0 34078-2 0 9997

2 55798 87.9178 270.4870 0001039 148.5507 211.5689 13.20782024163783

▸ source OMM (JSON)

{
  "OBJECT_NAME": "ONEWEB-0556",
  "OBJECT_ID": "2023-029C",
  "EPOCH": "2026-07-07T03:50:58.449+00:00",
  "MEAN_MOTION": 13.20782024,
  "ECCENTRICITY": 0.0001039,
  "INCLINATION": 87.9178,
  "RA_OF_ASC_NODE": 270.487,
  "ARG_OF_PERICENTER": 148.5507,
  "MEAN_ANOMALY": 211.5689,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 55798,
  "REV_AT_EPOCH": 16378,
  "BSTAR": 0.0034078,
  "MEAN_MOTION_DOT": 0.00001399,
  "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-0556
Operator	OneWebHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United Kingdom
Launch date	Mar 9, 2023HIGHvia 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/55798

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