▸Orbital parameters

Orbit class	LEO
Inclination	86.3968°
Eccentricity	0.0002270
Period	100.4 min
Apogee	779 km
Perigee	776 km
Mean motion	14.34217676 rev/day
RAAN	282.3869°
Arg of perigee	97.7894°
Mean anomaly	262.3560°
B*	3.5732e-5
Rev at epoch	43,289

▸Two-line element set (TLE)

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

1 43258U 18030K 26187.73406522 .00000120 00000-0 35732-4 0 9994

2 43258 86.3968 282.3869 0002270 97.7894 262.3560 14.34217676432898

▸ source OMM (JSON)

{
  "OBJECT_NAME": "IRIDIUM 143",
  "OBJECT_ID": "2018-030K",
  "EPOCH": "2026-07-06T17:37:03.235+00:00",
  "MEAN_MOTION": 14.34217676,
  "ECCENTRICITY": 0.000227,
  "INCLINATION": 86.3968,
  "RA_OF_ASC_NODE": 282.3869,
  "ARG_OF_PERICENTER": 97.7894,
  "MEAN_ANOMALY": 262.356,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 43258,
  "REV_AT_EPOCH": 43289,
  "BSTAR": 0.000035732,
  "MEAN_MOTION_DOT": 0.0000012,
  "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	IRIDIUM 143
Operator	Iridium Satellite LLCHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Mar 30, 2018HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	860HIGHvia 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/43258

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