SHIYAN-4

NORAD 37931 · COSPAR 2011-068B · ACTIVE

Orbit: #77872 @ 771 x 805 km x 98.6894 deg

CURRENT ORBIT DATA

TLE epoch 2026-11-02 19:55 UTC Â· 12.6 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

SHIYAN-4 (SY-4)
1 37931U 11068B 26306.82999806 .00000066 00000-0 41631-4 0 09998
2 37931 98.6894 325.9425 0023986 98.6289 74.7652 14.31168316778725

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

November 20th 2011

Spacecraft age

14 years, 11 months

Distance travelled

—

Expected lifetime

—

Operator

China Academy of Space Technology (CAST)

Purpose

Earth Observation

Orbit class

LEO Â· Sun-Synchronous

Launch site

Jiuquan Satellite Launch Center

Launch vehicle

Long March 2D

Contractor

CAST/DFH Satellite Co. Ltd./HIT

Launch mass

300 kg

Power

Orbit elements

// from current orbital elements

Inclination

98.6894Â°

Period

100.62 min

Perigee

771 km

Apogee

805 km

Eccentricity

0.0023986

RAAN

325.9425Â°

Arg of Perigee

98.6289Â°

Mean Motion

14.31168316 rev/d