▸Orbital parameters

Orbit class	LEO
Inclination	43.0045°
Eccentricity	0.0001889
Period	94.3 min
Apogee	484 km
Perigee	482 km
Mean motion	15.27578923 rev/day
RAAN	105.2560°
Arg of perigee	261.2666°
Mean anomaly	98.7972°
B*	-1.4103e-4
Rev at epoch	18,113

▸Two-line element set (TLE)

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

1 55999U 23042P 26188.12469860 -.00004141 00000-0 -14103-3 0 9993

2 55999 43.0045 105.2560 0001889 261.2666 98.7972 15.27578923181134

▸ source OMM (JSON)

{
  "OBJECT_NAME": "STARLINK-5901",
  "OBJECT_ID": "2023-042P",
  "EPOCH": "2026-07-07T02:59:33.959+00:00",
  "MEAN_MOTION": 15.27578923,
  "ECCENTRICITY": 0.0001889,
  "INCLINATION": 43.0045,
  "RA_OF_ASC_NODE": 105.256,
  "ARG_OF_PERICENTER": 261.2666,
  "MEAN_ANOMALY": 98.7972,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 55999,
  "REV_AT_EPOCH": 18113,
  "BSTAR": -0.00014103,
  "MEAN_MOTION_DOT": -0.00004141,
  "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-5901
Operator	SpaceX (Seattle)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	United States
Launch date	Mar 24, 2023HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	305HIGHvia 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/55999

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