CHINA AEROSPACE SCIENCE AND TECHNOLOGY CORPORATION
Long March 7A | ChinaSat 4B
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Aug 10, 2026 at 12:02 UTC
▸ Flight profile›
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2 streams
PAD201
SITEWenchang Space Launch Site, People's Republic of China →ORBITGeostationary Transfer Orbit
TYPECommunications
MISSION OVERVIEW
Chinese communication geostationary satellite for unknown purposes.
LAUNCH DETAILS
VEHICLE
Long March 7AMISSION
ChinaSat 4B
MISSION TYPE
Communications
TARGET ORBIT
Geostationary Transfer Orbit
LAUNCH PAD
201COUNTRY
CHN
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Half-year
LAUNCH LIBRARY 2 PRIMARY
API ID: cff704ab-8098-4f65-899e-50adaf908e59
Reported date: Aug 10, 2026 at 12:02 UTC
Last synced: 5 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
SCHEDULE & STATUS HISTORY
STATUS CHANGEAug 10, 2026 at 12:28 UTC
IN FLIGHT → FAILURE
Source: Launch Library 2
STATUS CHANGEAug 10, 2026 at 12:14 UTC
GO → IN FLIGHT
Source: Launch Library 2
DELAYED(0 hrs)
Aug 10, 2026 at 12:14 UTCAug 10, 2026 12:00 → Aug 10, 2026 12:02 UTC
Source: Launch Library 2
STATUS CHANGEAug 5, 2026 at 02:07 UTC
TBC → GO
Source: Launch Library 2
DELAYED(25 hrs)
Aug 5, 2026 at 02:07 UTCAug 9, 2026 11:00 → Aug 10, 2026 12:00 UTC
Source: Launch Library 2
STATUS CHANGEJul 29, 2026 at 12:28 UTC
IN FLIGHT → TBC
Source: Launch Library 2
DELAYED(11 days)
Jul 29, 2026 at 12:28 UTCJul 29, 2026 11:50 → Aug 9, 2026 11:00 UTC
Source: Launch Library 2
STATUS CHANGEJul 29, 2026 at 12:28 UTC
TBC → IN FLIGHT
Source: Launch Library 2
+ 42 earlier changes
LAUNCH MAP
PAD WEATHER
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VEHICLE — Long March 7A →
MANUFACTURER
China Aerospace Science and Technology Corporation
VARIANT
A
FLIGHTS
18
SUCCESSES
16
SUCCESS RATE
88.9%
LAUNCH VIDEOS
ARTICLES & COVERAGE
FREQUENTLY ASKED QUESTIONS
When is the Long March 7A | ChinaSat 4B launch?
The Long March 7A | ChinaSat 4B is scheduled for Monday, August 10, 2026 at 12:02 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: FAILURE.
What rocket is being used for ChinaSat 4B?
The Long March 7A | ChinaSat 4B mission uses the Long March 7A rocket, manufactured by China Aerospace Science and Technology Corporation. The Long March 7A has flown 18 times with a 88.9% success rate.
Where is the Long March 7A | ChinaSat 4B launching from?
The launch takes place from 201 at Wenchang Space Launch Site, People's Republic of China.
What orbit is ChinaSat 4B going to?
The ChinaSat 4B mission is targeting Geostationary Transfer Orbit.
Who is launching ChinaSat 4B?
The Long March 7A | ChinaSat 4B is operated by China Aerospace Science and Technology Corporation.
Can I watch the Long March 7A | ChinaSat 4B 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
Aug 10, 2026 12:53 UTC
Launch failure reported
Updated via Launch Library 2
Aug 10, 2026 12:28 UTC
Status changed: IN FLIGHT u2192 FAILURE
Launch failure reported (via Launch Library 2)
Aug 10, 2026 12:14 UTC
Launch delayed by 0 hours
Aug 10, 2026 12:00 UTC u2192 Aug 10, 2026 12:02 UTC (via Launch Library 2)
Aug 10, 2026 12:14 UTC
Status changed: GO u2192 IN FLIGHT
Launch IN FLIGHT (via Launch Library 2)
Aug 5, 2026 02:07 UTC
Launch delayed by 25 hours
Aug 9, 2026 11:00 UTC u2192 Aug 10, 2026 12:00 UTC (via Launch Library 2)
Aug 5, 2026 02:07 UTC
Status changed: TBC u2192 GO
Launch GO for launch (via Launch Library 2)
Jul 29, 2026 12:28 UTC
Launch delayed by 11 days
Jul 29, 2026 11:50 UTC u2192 Aug 9, 2026 11:00 UTC (via Launch Library 2)
Jul 29, 2026 12:28 UTC
Status changed: IN FLIGHT u2192 TBC
Launch TBC (via Launch Library 2)
Jul 29, 2026 12:28 UTC
Launch moved up by 11 days
Aug 9, 2026 11:00 UTC u2192 Jul 29, 2026 11:50 UTC (via Launch Library 2)
Jul 29, 2026 12:28 UTC
Status changed: TBC u2192 IN FLIGHT
Launch IN FLIGHT (via Launch Library 2)
Jul 29, 2026 12:08 UTC
Launch delayed by 11 days
Jul 29, 2026 11:50 UTC u2192 Aug 9, 2026 11:00 UTC (via Launch Library 2)
Jul 29, 2026 12:08 UTC
Status changed: IN FLIGHT u2192 TBC
Launch TBC (via Launch Library 2)
Jul 29, 2026 12:08 UTC
Launch moved up by 11 days
Aug 9, 2026 11:00 UTC u2192 Jul 29, 2026 11:50 UTC (via Launch Library 2)
Jul 29, 2026 12:08 UTC
Status changed: TBC u2192 IN FLIGHT
Launch IN FLIGHT (via Launch Library 2)
Jul 29, 2026 11:48 UTC
Launch delayed by 11 days
Jul 29, 2026 11:50 UTC u2192 Aug 9, 2026 11:00 UTC (via Launch Library 2)
Jul 29, 2026 11:48 UTC
Status changed: GO u2192 TBC
Launch TBC (via Launch Library 2)
Jul 29, 2026 11:48 UTC
Launch moved up by 11 days
Aug 9, 2026 11:00 UTC u2192 Jul 29, 2026 11:50 UTC (via Launch Library 2)
Jul 29, 2026 11:48 UTC
Status changed: TBC u2192 GO
Launch GO for launch (via Launch Library 2)
Jul 29, 2026 11:28 UTC
Launch delayed by 11 days
Jul 29, 2026 11:50 UTC u2192 Aug 9, 2026 11:00 UTC (via Launch Library 2)
Jul 29, 2026 11:28 UTC
Status changed: GO u2192 TBC
Launch TBC (via Launch Library 2)
Jul 29, 2026 11:28 UTC
Launch moved up by 11 days
Aug 9, 2026 11:00 UTC u2192 Jul 29, 2026 11:50 UTC (via Launch Library 2)
Jul 29, 2026 11:28 UTC
Status changed: TBC u2192 GO
Launch GO for launch (via Launch Library 2)
Jul 29, 2026 11:08 UTC
Launch delayed by 11 days
Jul 29, 2026 11:50 UTC u2192 Aug 9, 2026 11:00 UTC (via Launch Library 2)
Jul 29, 2026 11:08 UTC
Status changed: GO u2192 TBC
Launch TBC (via Launch Library 2)
Jul 29, 2026 11:08 UTC
Launch moved up by 11 days
Aug 9, 2026 11:00 UTC u2192 Jul 29, 2026 11:50 UTC (via Launch Library 2)
LIVE DATA SOURCES
Last data sync: 5 minutes ago
●Launch Library 25 minutes ago
Launch ID: cff704ab-8098-4f65-899e-50adaf908e59
●Open-Meteo Weather1 week ago
Pad weather at 19.62, 110.96
BROWSE BY
Mission Profile
ChinaSat 4B was a Long March 7A mission operated by China Aerospace Science and Technology Corporation that lifted off from 201, Wenchang Space Launch Site, People's Republic of China on August 10, 2026. The flight carried its payload on a communications mission to Geostationary Transfer Orbit. The launch ended in failure.