▸Orbital parameters

Orbit class	LEO
Inclination	53.1597°
Eccentricity	0.0000984
Period	94.0 min
Apogee	471 km
Perigee	470 km
Mean motion	15.31698754 rev/day
RAAN	318.2529°
Arg of perigee	84.6124°
Mean anomaly	275.4990°
B*	-2.0397e-7
Rev at epoch	29,094

▸Two-line element set (TLE)

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

1 48151U 21027BM 26187.85054742 -.00000371 00000-0 -20397-6 0 9990

2 48151 53.1597 318.2529 0000984 84.6124 275.4990 15.31698754290946

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-2503",
  "OBJECT_ID": "2021-027BM",
  "EPOCH": "2026-07-06T20:24:47.297+00:00",
  "MEAN_MOTION": 15.31698754,
  "ECCENTRICITY": 0.0000984,
  "INCLINATION": 53.1597,
  "RA_OF_ASC_NODE": 318.2529,
  "ARG_OF_PERICENTER": 84.6124,
  "MEAN_ANOMALY": 275.499,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 48151,
  "REV_AT_EPOCH": 29094,
  "BSTAR": -2.0397e-7,
  "MEAN_MOTION_DOT": -0.00000371,
  "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-2503
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Apr 7, 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/48151

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