▸Orbital parameters

Orbit class	SSO
Inclination	97.2847°
Eccentricity	0.0001157
Period	95.6 min
Apogee	550 km
Perigee	549 km
Mean motion	15.05654857 rev/day
RAAN	245.7423°
Arg of perigee	90.4512°
Mean anomaly	269.6848°
B*	6.4578e-6
Rev at epoch	21,722

▸Two-line element set (TLE)

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

1 53221U 22084AJ 26187.71854911 .00000037 00000-0 64578-5 0 9994

2 53221 97.2847 245.7423 0001157 90.4512 269.6848 15.05654857217227

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-4377",
  "OBJECT_ID": "2022-084AJ",
  "EPOCH": "2026-07-06T17:14:42.643+00:00",
  "MEAN_MOTION": 15.05654857,
  "ECCENTRICITY": 0.0001157,
  "INCLINATION": 97.2847,
  "RA_OF_ASC_NODE": 245.7423,
  "ARG_OF_PERICENTER": 90.4512,
  "MEAN_ANOMALY": 269.6848,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 53221,
  "REV_AT_EPOCH": 21722,
  "BSTAR": 0.0000064578,
  "MEAN_MOTION_DOT": 3.7e-7,
  "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-4377
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Jul 22, 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/53221

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