▸Orbital parameters

Orbit class	GEO
Inclination	0.0491°
Eccentricity	0.0001210
Period	1436.2 min
Apogee	35,793 km
Perigee	35,783 km
Mean motion	1.00266913 rev/day
RAAN	355.4231°
Arg of perigee	102.4175°
Mean anomaly	53.9080°
B*	0.0000e+0
Rev at epoch	702

▸Two-line element set (TLE)

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

1 61503U 24181A 26187.84464318 -.00000226 00000-0 00000-0 0 9994

2 61503 0.0491 355.4231 0001210 102.4175 53.9080 1.00266913 7020

▸ source OMM (JSON)

{
  "OBJECT_NAME": "HULIANWAN GAOGUI-03 (HG-03)",
  "OBJECT_ID": "2024-181A",
  "EPOCH": "2026-07-06T20:16:17.171+00:00",
  "MEAN_MOTION": 1.00266913,
  "ECCENTRICITY": 0.000121,
  "INCLINATION": 0.0491,
  "RA_OF_ASC_NODE": 355.4231,
  "ARG_OF_PERICENTER": 102.4175,
  "MEAN_ANOMALY": 53.908,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 61503,
  "REV_AT_EPOCH": 702,
  "BSTAR": 0,
  "MEAN_MOTION_DOT": -0.00000226,
  "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	HULIANWAN GAOGUI-03 (HG-03)
Operator	China National Space AdministrationHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	China
Launch date	Oct 10, 2024HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	4000HIGHvia 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/61503

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