▸Orbital parameters

Orbit class	LEO
Inclination	53.1594°
Eccentricity	0.0000792
Period	95.4 min
Apogee	540 km
Perigee	539 km
Mean motion	15.08833224 rev/day
RAAN	206.3744°
Arg of perigee	72.9643°
Mean anomaly	287.1435°
B*	-2.8278e-6
Rev at epoch	23,924

▸Two-line element set (TLE)

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

1 51990U 22025AL 26187.31569558 -.00000333 00000-0 -28278-5 0 9994

2 51990 53.1594 206.3744 0000792 72.9643 287.1435 15.08833224239244

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-3657",
  "OBJECT_ID": "2022-025AL",
  "EPOCH": "2026-07-06T07:34:36.098+00:00",
  "MEAN_MOTION": 15.08833224,
  "ECCENTRICITY": 0.00007917,
  "INCLINATION": 53.1594,
  "RA_OF_ASC_NODE": 206.3744,
  "ARG_OF_PERICENTER": 72.9643,
  "MEAN_ANOMALY": 287.1435,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 51990,
  "REV_AT_EPOCH": 23924,
  "BSTAR": -0.000002827754,
  "MEAN_MOTION_DOT": -0.00000333,
  "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-3657
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Mar 9, 2022HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	297HIGHvia 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/51990

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