▸Orbital parameters

Orbit class	LEO
Inclination	53.1606°
Eccentricity	0.0001199
Period	94.0 min
Apogee	472 km
Perigee	470 km
Mean motion	15.31689715 rev/day
RAAN	357.2440°
Arg of perigee	87.3557°
Mean anomaly	272.7581°
B*	2.5125e-4
Rev at epoch	28,473

▸Two-line element set (TLE)

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

1 48478U 21040BC 26187.73856833 .00007437 00000-0 25125-3 0 9994

2 48478 53.1606 357.2440 0001199 87.3557 272.7581 15.31689715284736

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-2728",
  "OBJECT_ID": "2021-040BC",
  "EPOCH": "2026-07-06T17:43:32.304+00:00",
  "MEAN_MOTION": 15.31689715,
  "ECCENTRICITY": 0.0001199,
  "INCLINATION": 53.1606,
  "RA_OF_ASC_NODE": 357.244,
  "ARG_OF_PERICENTER": 87.3557,
  "MEAN_ANOMALY": 272.7581,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 48478,
  "REV_AT_EPOCH": 28473,
  "BSTAR": 0.00025125,
  "MEAN_MOTION_DOT": 0.00007437,
  "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-2728
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	May 9, 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/48478

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