▸Orbital parameters

Orbit class	LEO
Inclination	41.4676°
Eccentricity	0.0002918
Period	92.4 min
Apogee	395 km
Perigee	391 km
Mean motion	15.58022104 rev/day
RAAN	201.0525°
Arg of perigee	274.9275°
Mean anomaly	85.1230°
B*	1.3579e-4
Rev at epoch	29,636

▸Two-line element set (TLE)

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

1 54216U 22143A 26188.07426075 .00010162 00000-0 13579-3 0 9994

2 54216 41.4676 201.0525 0002918 274.9275 85.1230 15.58022104296362

▸ source OMM (JSON)

{
  "OBJECT_NAME": "CSS (MENGTIAN)",
  "OBJECT_ID": "2022-143A",
  "EPOCH": "2026-07-07T01:46:56.129+00:00",
  "MEAN_MOTION": 15.58022104,
  "ECCENTRICITY": 0.0002918,
  "INCLINATION": 41.4676,
  "RA_OF_ASC_NODE": 201.0525,
  "ARG_OF_PERICENTER": 274.9275,
  "MEAN_ANOMALY": 85.123,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 54216,
  "REV_AT_EPOCH": 29636,
  "BSTAR": 0.00013579,
  "MEAN_MOTION_DOT": 0.00010162,
  "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	CSS (MENGTIAN)
Operator	China Manned Space Engineering OfficeHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree China National Space AdministrationMEDIUMvia Wikidata
Country	China
Launch date	Oct 31, 2022HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	23000HIGHvia GCAT — Jonathan McDowell's General Catalog⚠

▸Data quality

Score95 / 100

Claims9

Sources3

TLEavailable

▸Sources

GCAT — Jonathan McDowell's General CatalogCC BY 4.0planet4589.org
WikidataCC0 1.0query.wikidata.org
OrbitalWiki manual curationCC-BY 4.0

▸Actions

GET /api/v1/satellites/54216

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