▸Orbital parameters

Orbit class	LEO
Inclination	100.1166°
Eccentricity	0.0008308
Period	109.4 min
Apogee	1,206 km
Perigee	1,194 km
Mean motion	13.16071589 rev/day
RAAN	173.6900°
Arg of perigee	162.8882°
Mean anomaly	197.2513°
B*	9.8446e-4
Rev at epoch	52,029

▸Two-line element set (TLE)

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

1 40878U 15040A 26188.17407404 .00000332 00000-0 98446-3 0 9991

2 40878 100.1166 173.6900 0008308 162.8882 197.2513 13.16071589520291

▸ source OMM (JSON)

{
  "OBJECT_NAME": "YAOGAN-27",
  "OBJECT_ID": "2015-040A",
  "EPOCH": "2026-07-07T04:10:39.997+00:00",
  "MEAN_MOTION": 13.16071589,
  "ECCENTRICITY": 0.0008308,
  "INCLINATION": 100.1166,
  "RA_OF_ASC_NODE": 173.69,
  "ARG_OF_PERICENTER": 162.8882,
  "MEAN_ANOMALY": 197.2513,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 40878,
  "REV_AT_EPOCH": 52029,
  "BSTAR": 0.00098446,
  "MEAN_MOTION_DOT": 0.00000332,
  "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-27
Operator	General Armaments Dept. of the PLAHIGHvia GCAT — Jonathan McDowell's General Catalog
Country	China
Launch date	Aug 27, 2015HIGHvia GCAT — Jonathan McDowell's General Catalog
Launch mass (kg)	1040HIGHvia 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/40878

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