▸Orbital parameters

Orbit class	LEO
Inclination	53.1590°
Eccentricity	0.0000995
Period	94.0 min
Apogee	471 km
Perigee	470 km
Mean motion	15.31696942 rev/day
RAAN	293.5774°
Arg of perigee	84.2612°
Mean anomaly	275.8503°
B*	1.1058e-4
Rev at epoch	28,349

▸Two-line element set (TLE)

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

1 48557U 21041E 26187.60602367 .00003068 00000-0 11058-3 0 9996

2 48557 53.1590 293.5774 0000995 84.2612 275.8503 15.31696942283499

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-2155",
  "OBJECT_ID": "2021-041E",
  "EPOCH": "2026-07-06T14:32:40.445+00:00",
  "MEAN_MOTION": 15.31696942,
  "ECCENTRICITY": 0.0000995,
  "INCLINATION": 53.159,
  "RA_OF_ASC_NODE": 293.5774,
  "ARG_OF_PERICENTER": 84.2612,
  "MEAN_ANOMALY": 275.8503,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 48557,
  "REV_AT_EPOCH": 28349,
  "BSTAR": 0.00011058,
  "MEAN_MOTION_DOT": 0.00003068,
  "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-2155
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	May 15, 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/48557

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