▸Orbital parameters

Orbit class	SSO
Inclination	97.2846°
Eccentricity	0.0002103
Period	95.6 min
Apogee	551 km
Perigee	548 km
Mean motion	15.05701513 rev/day
RAAN	185.8562°
Arg of perigee	93.8376°
Mean anomaly	266.3092°
B*	-7.7729e-4
Rev at epoch	17,606

▸Two-line element set (TLE)

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

1 56359U 23058AU 26187.94420992 -.00011269 00000-0 -77729-3 0 9995

2 56359 97.2846 185.8562 0002103 93.8376 266.3092 15.05701513176069

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-5551",
  "OBJECT_ID": "2023-058AU",
  "EPOCH": "2026-07-06T22:39:39.737+00:00",
  "MEAN_MOTION": 15.05701513,
  "ECCENTRICITY": 0.0002103,
  "INCLINATION": 97.2846,
  "RA_OF_ASC_NODE": 185.8562,
  "ARG_OF_PERICENTER": 93.8376,
  "MEAN_ANOMALY": 266.3092,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 56359,
  "REV_AT_EPOCH": 17606,
  "BSTAR": -0.00077729,
  "MEAN_MOTION_DOT": -0.00011269,
  "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	STARLINK-5551
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Apr 27, 2023HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	300HIGHvia 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/56359

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