▸Orbital parameters

Orbit class	LEO
Inclination	63.4033°
Eccentricity	0.0176782
Period	107.0 min
Apogee	1,221 km
Perigee	957 km
Mean motion	13.45449275 rev/day
RAAN	206.6858°
Arg of perigee	0.4718°
Mean anomaly	359.6444°
B*	1.6143e-4
Rev at epoch	26,115

▸Two-line element set (TLE)

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

1 47854U 21020A 26188.15281152 .00000015 00000-0 16143-3 0 9997

2 47854 63.4033 206.6858 0176782 0.4718 359.6444 13.45449275261159

▸ source OMM (JSON)

{
  "OBJECT_NAME": "YAOGAN-31 04A",
  "OBJECT_ID": "2021-020A",
  "EPOCH": "2026-07-07T03:40:02.915+00:00",
  "MEAN_MOTION": 13.45449275,
  "ECCENTRICITY": 0.0176782,
  "INCLINATION": 63.4033,
  "RA_OF_ASC_NODE": 206.6858,
  "ARG_OF_PERICENTER": 0.4718,
  "MEAN_ANOMALY": 359.6444,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 47854,
  "REV_AT_EPOCH": 26115,
  "BSTAR": 0.00016143,
  "MEAN_MOTION_DOT": 1.5e-7,
  "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-31 04A
Operator	Strategic Support TroopsHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	China
Launch date	Mar 13, 2021HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	500HIGHvia 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/47854

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