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CZ-4B R/B

NORAD 28059· COSPAR 2003-049C· Active satellite· Other / Unclassified· SSO
Launch
Launched on Oct 21, 2003 from Launch Complex 7, China aboard a Long March 4B.
Long March 4B | Zi Yuan 1-2
Live · TLE epoch 2026-09-08 13:43 UTC
Orbit class
SSO — Sun-Synchronous (LEO at 96–102° inclination)
Operator
Chinese Government
Country
China
Manufacturer
CASC
Launched
Oct 21, 2003
Mass
Apogee
748 km
Perigee
679 km
Inclination
98.70°
Period
1.65 h

Altitude history

Apogee and perigee for CZ-4B R/B across 103 days of archived orbital elements (105 element sets, one per day).

Trend
Stable
Change
-0.2 km
Rate
-0.00 km/day
Now
679 × 748 km
713748678May 28Sep 9
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 2003-049 (Long March 4B | Zi Yuan 1-2).

Sources & further reading

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