▸Orbital parameters

Orbit class	LEO
Inclination	53.1607°
Eccentricity	0.0000689
Period	95.0 min
Apogee	518 km
Perigee	517 km
Mean motion	15.16179404 rev/day
RAAN	52.6853°
Arg of perigee	134.4245°
Mean anomaly	168.5219°
B*	1.8045e-3
Rev at epoch	528

▸Two-line element set (TLE)

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

1 49430U 21104Y 26188.16670139 .00035115 00000-0 18045-2 0 9991

2 49430 53.1607 52.6853 0000689 134.4245 168.5219 15.16179404 5284

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-3138",
  "OBJECT_ID": "2021-104Y",
  "EPOCH": "2026-07-07T04:00:03+00:00",
  "MEAN_MOTION": 15.16179404,
  "ECCENTRICITY": 0.0000689,
  "INCLINATION": 53.1607,
  "RA_OF_ASC_NODE": 52.6853,
  "ARG_OF_PERICENTER": 134.4245,
  "MEAN_ANOMALY": 168.5219,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 49430,
  "REV_AT_EPOCH": 528,
  "BSTAR": 0.0018045,
  "MEAN_MOTION_DOT": 0.00035115,
  "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-3138
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Nov 13, 2021HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	290HIGHvia 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/49430

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