CZ-4B R/B
Launch
Launched on May 10, 1999 from Launch Complex 7, China aboard a Long March 4B.
Long March 4B | Feng Yun 1C →Live · TLE epoch 2026-09-08 17:54 UTC
Orbit class
SSO — Sun-Synchronous (LEO at 96–102° inclination)
Operator
Chinese Government
Country
China
Manufacturer
CASC
Launched
May 10, 1999
Mass
—
Apogee
862 km
Perigee
809 km
Inclination
98.64°
Period
1.69 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
-0.1 km
Rate
-0.00 km/day
Now
809 × 862 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
60 other catalogued objects still in orbit from launch 1999-025 (Long March 4B | Feng Yun 1C).
- FENGYUN 1C · 25730
- FENGYUN 1C DEB · 29736
- FENGYUN 1C DEB · 30313
- FENGYUN 1C DEB · 30314
- FENGYUN 1C DEB · 30315
- FENGYUN 1C DEB · 30316
- FENGYUN 1C DEB · 30317
- FENGYUN 1C DEB · 30320
- FENGYUN 1C DEB · 30321
- FENGYUN 1C DEB · 30322
- FENGYUN 1C DEB · 30325
- FENGYUN 1C DEB · 30326
- FENGYUN 1C DEB · 30327
- FENGYUN 1C DEB · 30328
- FENGYUN 1C DEB · 30329
- FENGYUN 1C DEB · 30330
- FENGYUN 1C DEB · 30331
- FENGYUN 1C DEB · 30332
- FENGYUN 1C DEB · 30334
- FENGYUN 1C DEB · 30335
- FENGYUN 1C DEB · 30336
- FENGYUN 1C DEB · 30338
- FENGYUN 1C DEB · 29737
- FENGYUN 1C DEB · 30339
…and 36 more from this launch.
Sources & further reading
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