PADLaunch Complex 3 (LC-3/LA-1)
SITEXichang Satellite Launch Center, People's Republic of China →ORBITLow Earth Orbit
TYPEGovernment/Top Secret
MISSION OVERVIEW
Satellite officially named for “space environment detection” purposes, exact details unknown.
LAUNCH DETAILS
VEHICLE
Long March 4CMISSION
Shiyan 28 B-01
MISSION TYPE
Government/Top Secret
TARGET ORBIT
Low Earth Orbit
LAUNCH PAD
Launch Complex 3 (LC-3/LA-1)COUNTRY
CHN
LAUNCH TIME VERIFICATION
CONFIRMED
LAUNCH LIBRARY 2 PRIMARY
API ID: 0ab496a8-c2e1-455f-b88c-f2ec5eecb825
Reported date: Jul 3, 2025 at 09:35 UTC
Last synced: 1 day ago
This launch date and time are confirmed by the launch provider. Countdown is active.
LAUNCH MAP
PAD WEATHER
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PAYLOAD →
Shiyan
Technology Demonstration
CNSAOPERATOR
LEOORBIT
5TOTAL LAUNCHES
VEHICLE — Long March 4C →
MANUFACTURER
China Aerospace Science and Technology Corporation
VARIANT
C
FLIGHTS
59
SUCCESSES
57
SUCCESS RATE
96.6%
The Long March 4C, also known as the Chang Zheng 4C, CZ-4C and LM-4C, previously designated Long March 4B-II, is a Chinese orbital carrier rocket. It is launched from the Jiuquan, Taiyuan Satellite Launch Centre and Xichangs, and consists of 3 stages. Long March 4C vehicles have been used to launch the Yaogan-1, Yaogan-3 SAR satellites and the Fengyun-3A polar orbiting meteorological satellite. On December 15, 2009 a Long March 4C was used to launch Yaogan 8.
FREQUENTLY ASKED QUESTIONS
When is the Long March 4C | Shiyan 28 B-01 launch?
The Long March 4C | Shiyan 28 B-01 is scheduled for Thursday, July 3, 2025 at 9:35 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 Shiyan 28 B-01?
The Long March 4C | Shiyan 28 B-01 mission uses the Long March 4C rocket, manufactured by China Aerospace Science and Technology Corporation. The Long March 4C has flown 59 times with a 96.6% success rate.
Where is the Long March 4C | Shiyan 28 B-01 launching from?
The launch takes place from Launch Complex 3 (LC-3/LA-1) at Xichang Satellite Launch Center, People's Republic of China.
What orbit is Shiyan 28 B-01 going to?
The Shiyan 28 B-01 mission is targeting Low Earth Orbit.
Who is launching Shiyan 28 B-01?
The Long March 4C | Shiyan 28 B-01 is operated by China Aerospace Science and Technology Corporation.
Can I watch the Long March 4C | Shiyan 28 B-01 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.
LAUNCH TIMELINE
Mar 25, 2026 00:41 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 25, 2026 00:41 UTC
Launch date set: Jul 3, 2025 at 09:35 UTC
NET (No Earlier Than) confirmed by China Aerospace Science and Technology Corporation
Mar 25, 2026 00:41 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 1 day ago
●Launch Library 21 day ago
Launch ID: 0ab496a8-c2e1-455f-b88c-f2ec5eecb825
●Open-Meteo Weather1 day ago
Pad weather at 28.25, 102.03
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