▸Orbital parameters

Orbit class	LEO
Inclination	53.1581°
Eccentricity	0.0001238
Period	94.0 min
Apogee	472 km
Perigee	470 km
Mean motion	15.31690440 rev/day
RAAN	189.0388°
Arg of perigee	84.5946°
Mean anomaly	275.5197°
B*	5.3267e-5
Rev at epoch	28,740

▸Two-line element set (TLE)

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

1 48278U 21036C 26188.05162035 .00001288 00000-0 53267-4 0 9994

2 48278 53.1581 189.0388 0001238 84.5946 275.5197 15.31690440287401

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-2543",
  "OBJECT_ID": "2021-036C",
  "EPOCH": "2026-07-07T01:14:19.998+00:00",
  "MEAN_MOTION": 15.3169044,
  "ECCENTRICITY": 0.0001238,
  "INCLINATION": 53.1581,
  "RA_OF_ASC_NODE": 189.0388,
  "ARG_OF_PERICENTER": 84.5946,
  "MEAN_ANOMALY": 275.5197,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 48278,
  "REV_AT_EPOCH": 28740,
  "BSTAR": 0.000053267,
  "MEAN_MOTION_DOT": 0.00001288,
  "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-2543
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Apr 29, 2021HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	260HIGHvia 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/48278

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