▸Orbital parameters

Orbit class	LEO
Inclination	53.1579°
Eccentricity	0.0001051
Period	95.4 min
Apogee	541 km
Perigee	539 km
Mean motion	15.08823028 rev/day
RAAN	255.4866°
Arg of perigee	83.1069°
Mean anomaly	277.0042°
B*	-9.9580e-5
Rev at epoch	23,887

▸Two-line element set (TLE)

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

1 52129U 22029AT 26187.51350816 -.00001872 00000-0 -99580-4 0 9992

2 52129 53.1579 255.4866 0001051 83.1069 277.0042 15.08823028238878

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-3661",
  "OBJECT_ID": "2022-029AT",
  "EPOCH": "2026-07-06T12:19:27.105+00:00",
  "MEAN_MOTION": 15.08823028,
  "ECCENTRICITY": 0.0001051,
  "INCLINATION": 53.1579,
  "RA_OF_ASC_NODE": 255.4866,
  "ARG_OF_PERICENTER": 83.1069,
  "MEAN_ANOMALY": 277.0042,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 52129,
  "REV_AT_EPOCH": 23887,
  "BSTAR": -0.00009958,
  "MEAN_MOTION_DOT": -0.00001872,
  "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-3661
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Mar 19, 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/52129

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