▸Orbital parameters

Orbit class	LEO
Inclination	53.1610°
Eccentricity	0.0001330
Period	94.6 min
Apogee	498 km
Perigee	496 km
Mean motion	15.22978733 rev/day
RAAN	142.3809°
Arg of perigee	69.8751°
Mean anomaly	295.6238°
B*	-9.6504e-4
Rev at epoch	565

▸Two-line element set (TLE)

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

1 51737U 22016Z 26188.00003470 -.00023229 00000-0 -96504-3 0 9990

2 51737 53.1610 142.3809 0001330 69.8751 295.6238 15.22978733 5659

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-3509",
  "OBJECT_ID": "2022-016Z",
  "EPOCH": "2026-07-07T00:00:02.998+00:00",
  "MEAN_MOTION": 15.22978733,
  "ECCENTRICITY": 0.000133,
  "INCLINATION": 53.161,
  "RA_OF_ASC_NODE": 142.3809,
  "ARG_OF_PERICENTER": 69.8751,
  "MEAN_ANOMALY": 295.6238,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 51737,
  "REV_AT_EPOCH": 565,
  "BSTAR": -0.00096504,
  "MEAN_MOTION_DOT": -0.00023229,
  "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-3509
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Feb 21, 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/51737

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