CHINA AEROSPACE SCIENCE AND TECHNOLOGY CORPORATION

Long March 4B | Hai Yang 1 & Feng Yun 1D

SUCCESSMay 15, 2002 at 01:50 UTCLong March 4B →
PADLaunch Complex 7
SITETaiyuan Satellite Launch Center, People's Republic of China →
ORBITSun-Synchronous Orbit
TYPEEarth Science

HaiYang abbreviated HY, is a series of marine remote sensing satellites developed and operated by China since 2002. As of June 2020, six satellites were launched and two more are planned. Feng Yun 1D was a polar orbiting meteorological satellite.

MISSION
Hai Yang 1 & Feng Yun 1D
MISSION TYPE
Earth Science
TARGET ORBIT
Sun-Synchronous Orbit
LAUNCH PAD
Launch Complex 7
COUNTRY
CHN
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 5b94fa14-2545-4c4e-8fa9-32a93faddc5e
Reported date: May 15, 2002 at 01:50 UTC
Last synced: 15 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
China Aerospace Science and Technology Corporation
VARIANT
B
FLIGHTS
56
SUCCESSES
55
SUCCESS RATE
98.2%

The Long March 4B (Chinese: 长征四号乙火箭), also known as the Chang Zheng 4B, CZ-4B and LM-4B is a Chinese orbital carrier rocket. Launched from Launch Complex 1 at the Taiyuan Satellite Launch Center, it is a 3-stage rocket, used mostly to place satellites into low Earth and sun synchronous orbits.

When is the Long March 4B | Hai Yang 1 & Feng Yun 1D launch?
The Long March 4B | Hai Yang 1 & Feng Yun 1D is scheduled for Wednesday, May 15, 2002 at 1:50 AM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for Hai Yang 1 & Feng Yun 1D?
The Long March 4B | Hai Yang 1 & Feng Yun 1D mission uses the Long March 4B rocket, manufactured by China Aerospace Science and Technology Corporation. The Long March 4B has flown 56 times with a 98.2% success rate.
Where is the Long March 4B | Hai Yang 1 & Feng Yun 1D launching from?
The launch takes place from Launch Complex 7 at Taiyuan Satellite Launch Center, People's Republic of China.
What orbit is Hai Yang 1 & Feng Yun 1D going to?
The Hai Yang 1 & Feng Yun 1D mission is targeting Sun-Synchronous Orbit.
Who is launching Hai Yang 1 & Feng Yun 1D?
The Long March 4B | Hai Yang 1 & Feng Yun 1D is operated by China Aerospace Science and Technology Corporation.
Can I watch the Long March 4B | Hai Yang 1 & Feng Yun 1D launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
Mar 29, 2026 01:07 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 01:07 UTC
Launch date set: May 15, 2002 at 01:50 UTC
NET (No Earlier Than) confirmed by China Aerospace Science and Technology Corporation
Mar 29, 2026 01:07 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 15 minutes ago
Launch Library 215 minutes ago
Launch ID: 5b94fa14-2545-4c4e-8fa9-32a93faddc5e
Open-Meteo Weather1 day ago
Pad weather at 38.85, 111.61

Mission Profile

Hai Yang 1 & Feng Yun 1D was a Long March 4B mission operated by China Aerospace Science and Technology Corporation that lifted off from Launch Complex 7, Taiyuan Satellite Launch Center, People's Republic of China on May 15, 2002. The flight carried its payload on a earth science mission to Sun-Synchronous Orbit. The launch was a success.