▸Orbital parameters

Orbit class	LEO
Inclination	53.1594°
Eccentricity	0.0001294
Period	95.4 min
Apogee	541 km
Perigee	539 km
Mean motion	15.08818570 rev/day
RAAN	310.0424°
Arg of perigee	73.2497°
Mean anomaly	286.8636°
B*	-1.6513e-4
Rev at epoch	21,662

▸Two-line element set (TLE)

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

1 53391U 22097D 26187.61332580 -.00002914 00000-0 -16513-3 0 9990

2 53391 53.1594 310.0424 0001294 73.2497 286.8636 15.08818570216621

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-4521",
  "OBJECT_ID": "2022-097D",
  "EPOCH": "2026-07-06T14:43:11.349+00:00",
  "MEAN_MOTION": 15.0881857,
  "ECCENTRICITY": 0.0001294,
  "INCLINATION": 53.1594,
  "RA_OF_ASC_NODE": 310.0424,
  "ARG_OF_PERICENTER": 73.2497,
  "MEAN_ANOMALY": 286.8636,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 53391,
  "REV_AT_EPOCH": 21662,
  "BSTAR": -0.00016513,
  "MEAN_MOTION_DOT": -0.00002914,
  "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-4521
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Aug 10, 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/53391

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