TJS-1

MilitaryGEOEquatorialChina

TJS-1 is a military satellite, as listed in Jonathan McDowell's GCAT catalogue, with ownership listed as China in CelesTrak's catalogue, currently in a geostationary orbit about 35,783 km above the equator. It completes one orbit of Earth roughly every 1436 minutes at an inclination of 0.6°. It was launched in 2015. Track its live position and see when it passes over your location on azmth.

Orbital data

NORAD ID: 40892
COSPAR ID: 2015-046A
Type: Military
Orbit: GEO
Perigee (lowest): 35,783 km
Apogee (highest): 35,803 km
Inclination: 0.64°
Orbital period: 1436 min
Launch year: 2015
Owner (CelesTrak): China

Orbital data updated: 2026-10-18 · from CelesTrak, refreshed every 2 hours.

Who operates it

ChinaLIVEActive

Signals intelligence

GCAT lists it as Tongxin Jishu Shiyan 1.

Independent assessment

GCAT classes it as a military satellite for signals intelligence and records it as active (17 Oct 2026).

Data: GCAT · CC BY 4.0 Class, mission and status adapted from GCAT by Jonathan McDowell, CC BY 4.0, data update 17 Oct 2026.

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About GEO orbit

Geostationary Orbit. Exactly 35,786 km above the equator. Satellites here orbit at the same rate Earth rotates, so they appear stationary in the sky. Used for TV, weather, and communications.