▸Orbital parameters

Orbit class	LEO
Inclination	34.9999°
Eccentricity	0.0005807
Period	94.5 min
Apogee	501 km
Perigee	493 km
Mean motion	15.23018271 rev/day
RAAN	218.7051°
Arg of perigee	197.8285°
Mean anomaly	162.2226°
B*	1.8323e-4
Rev at epoch	15,063

▸Two-line element set (TLE)

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

1 58141U 23163A 26188.22767073 .00004384 00000-0 18323-3 0 9992

2 58141 34.9999 218.7051 0005807 197.8285 162.2226 15.23018271150634

▸ source OMM (JSON)

{
  "OBJECT_NAME": "YAOGAN-39 04A",
  "OBJECT_ID": "2023-163A",
  "EPOCH": "2026-07-07T05:27:50.751+00:00",
  "MEAN_MOTION": 15.23018271,
  "ECCENTRICITY": 0.0005807,
  "INCLINATION": 34.9999,
  "RA_OF_ASC_NODE": 218.7051,
  "ARG_OF_PERICENTER": 197.8285,
  "MEAN_ANOMALY": 162.2226,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 58141,
  "REV_AT_EPOCH": 15063,
  "BSTAR": 0.00018323,
  "MEAN_MOTION_DOT": 0.00004384,
  "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	YAOGAN-39 04A
Operator	General Armaments Dept. of the PLAHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	China
Launch date	Oct 23, 2023HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	300HIGHvia 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/58141

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