▸Orbital parameters

Orbit class	LEO
Inclination	53.1597°
Eccentricity	0.0001645
Period	94.1 min
Apogee	476 km
Perigee	474 km
Mean motion	15.30254830 rev/day
RAAN	315.8873°
Arg of perigee	89.1624°
Mean anomaly	270.9565°
B*	1.3493e-3
Rev at epoch	3,549

▸Two-line element set (TLE)

EPOCH Jul 4, 2026SOURCE CelesTrakDERIVED currentUPDATED Jul 7, 2026

1 66640U 25271Z 26185.75125515 .00039886 00000-0 13493-2 0 9998

2 66640 53.1597 315.8873 0001645 89.1624 270.9565 15.30254830 35491

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-35921",
  "OBJECT_ID": "2025-271Z",
  "EPOCH": "2026-07-04T18:01:48.445+00:00",
  "MEAN_MOTION": 15.3025483,
  "ECCENTRICITY": 0.00016451,
  "INCLINATION": 53.1597,
  "RA_OF_ASC_NODE": 315.8873,
  "ARG_OF_PERICENTER": 89.1624,
  "MEAN_ANOMALY": 270.9565,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 66640,
  "REV_AT_EPOCH": 3549,
  "BSTAR": 0.0013492779,
  "MEAN_MOTION_DOT": 0.00039886,
  "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-35921
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Nov 23, 2025HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	575HIGHvia 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/66640

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