▸Orbital parameters

Orbit class	LEO
Inclination	43.0103°
Eccentricity	0.0000956
Period	94.3 min
Apogee	484 km
Perigee	482 km
Mean motion	15.27583977 rev/day
RAAN	54.6605°
Arg of perigee	278.9259°
Mean anomaly	81.1485°
B*	1.2105e-4
Rev at epoch	18,712

▸Two-line element set (TLE)

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

1 55571U 23020C 26188.02457471 .00003071 00000-0 12105-3 0 9998

2 55571 43.0103 54.6605 0000956 278.9259 81.1485 15.27583977187124

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-5739",
  "OBJECT_ID": "2023-020C",
  "EPOCH": "2026-07-07T00:35:23.255+00:00",
  "MEAN_MOTION": 15.27583977,
  "ECCENTRICITY": 0.0000956,
  "INCLINATION": 43.0103,
  "RA_OF_ASC_NODE": 54.6605,
  "ARG_OF_PERICENTER": 278.9259,
  "MEAN_ANOMALY": 81.1485,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 55571,
  "REV_AT_EPOCH": 18712,
  "BSTAR": 0.00012105,
  "MEAN_MOTION_DOT": 0.00003071,
  "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-5739
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Feb 12, 2023HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	305HIGHvia 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/55571

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