▸Orbital parameters

Orbit class	LEO
Inclination	80.0035°
Eccentricity	0.0010998
Period	94.5 min
Apogee	502 km
Perigee	487 km
Mean motion	15.23746690 rev/day
RAAN	108.0572°
Arg of perigee	114.5504°
Mean anomaly	245.6873°
B*	2.3762e-4
Rev at epoch	4,057

▸Two-line element set (TLE)

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

1 65945U 25227A 26188.02946707 .00005738 00000-0 23762-3 0 9993

2 65945 80.0035 108.0572 0010998 114.5504 245.6873 15.23746690 40571

▸ source OMM (JSON)

{
  "OBJECT_NAME": "SHIYAN-31",
  "OBJECT_ID": "2025-227A",
  "EPOCH": "2026-07-07T00:42:25.955+00:00",
  "MEAN_MOTION": 15.2374669,
  "ECCENTRICITY": 0.0010998,
  "INCLINATION": 80.0035,
  "RA_OF_ASC_NODE": 108.0572,
  "ARG_OF_PERICENTER": 114.5504,
  "MEAN_ANOMALY": 245.6873,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 65945,
  "REV_AT_EPOCH": 4057,
  "BSTAR": 0.00023762,
  "MEAN_MOTION_DOT": 0.00005738,
  "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	SHIYAN-31
Operator	Chinese Academy of Space Technology, Beijing (CASC 5th Acad)HIGHvia GCAT — Jonathan McDowell's General Catalog
Country	China
Launch date	Oct 13, 2025HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	1000HIGHvia 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/65945

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