▸Orbital parameters

Orbit class	LEO
Inclination	69.9998°
Eccentricity	0.0003067
Period	96.1 min
Apogee	574 km
Perigee	570 km
Mean motion	14.98325299 rev/day
RAAN	284.4801°
Arg of perigee	266.3576°
Mean anomaly	93.7233°
B*	-7.9212e-5
Rev at epoch	18,435

▸Two-line element set (TLE)

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

1 55771U 23028AG 26187.65647273 -.00001038 00000-0 -79212-4 0 9993

2 55771 69.9998 284.4801 0003067 266.3576 93.7233 14.98325299184355

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-5591",
  "OBJECT_ID": "2023-028AG",
  "EPOCH": "2026-07-06T15:45:19.244+00:00",
  "MEAN_MOTION": 14.98325299,
  "ECCENTRICITY": 0.0003067,
  "INCLINATION": 69.9998,
  "RA_OF_ASC_NODE": 284.4801,
  "ARG_OF_PERICENTER": 266.3576,
  "MEAN_ANOMALY": 93.7233,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 55771,
  "REV_AT_EPOCH": 18435,
  "BSTAR": -0.000079212,
  "MEAN_MOTION_DOT": -0.00001038,
  "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-5591
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Mar 3, 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/55771

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