TIANYAN 23

NORAD 63209· COSPAR 2025-051B· Active satellite· Other / Unclassified· SSO

Launch

Launched on Mar 15, 2025 from Launch Area 94 (SLS-2 / 603), China aboard a Long March 2D.

Long March 2D | SuperView Neo 3-02 →

Live · TLE epoch 2026-09-08 14:04 UTC

Orbit class

SSO — Sun-Synchronous (LEO at 96–102° inclination)

Operator

Chinese Government

Country

China

Manufacturer

—

Launched

Mar 15, 2025

Mass

—

Apogee

413 km

Perigee

405 km

Inclination

97.45°

Period

1.54 h

Altitude history

Apogee and perigee for TIANYAN 23 across 14 days of archived orbital elements (15 element sets, one per day).

Trend

Decaying

Change

-2.9 km

Rate

-0.21 km/day

Now

405 × 413 km

Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

Launched with

One other catalogued object still in orbit from launch 2025-051 (Long March 2D | SuperView Neo 3-02).

SUPERVIEW NEO-3 02 · 63208

Sources & further reading

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