Watch the Launch

Yaogan 47

Circle Image

Overview

Destination: Sun-Synchronous Orbit
Mission: Government/Top Secret

Sun-Synchronous Orbit Launch Area 94 (SLS-2 / 603) Jiuquan Satellite Launch Center, People's Republic of China

The Yaogan 47 is a Chinese military “remote sensing” satellite of unknown purposes.

Updates

Cosmic_Penguin • Dec. 9, 2025, 4:10 a.m.

Launch success.


Cosmic_Penguin • Dec. 8, 2025, 9:10 p.m.

Updated plausible launch vehicle identity per latest marine navigation warnings, with high uncertainty.


Cosmic_Penguin • Dec. 4, 2025, 5 p.m.

Added launch per NOTAMs; Payload and launch vehicle identities highly uncertain.


Long March 4B

Family:
Configuration: B

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.

Specifications
  • Stages
    3
  • Length
    44.1 m
  • Diameter
    3.35 m
  • Fairing Diameter
  • Launch Mass
    249.0 T
  • Thrust
    2961.0 kN
Family
  • Name
    Long March 4B
  • Family
  • Variant
    B
  • Alias
  • Full Name
    Long March 4B
Payload Capacity
  • Launch Cost
  • Low Earth Orbit
    4200.0 kg
  • Geostationary Transfer Orbit
    1500.0 kg
  • Direct Geostationary
  • Sun-Synchronous Capacity

China Aerospace Science and Technology Corporation

China Aerospace Science and Technology Corporation

(CASC)

Chairman & President: Lei Fanpei Founded: 1999 Successes: 562 Failures: 15 Pending: 9

Agency Type:

The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.

INFO WIKI

Related News

SpaceDaily

Triple Long March launches mark record day for Chinese space program

Tokyo, Japan (SPX) Dec 11, 2025 China Aerospace Science and Technology Corp (CASC) has achieved three orbital launches with Long March rockets in a single day, setting a new mark for the country's spaceflight cadence. The first mi…

NASASpaceflight

Launch Roundup: China, Russia, Rocket Lab, ULA join SpaceX in flying this week

The upcoming launch week, starting on Monday, Dec. 8, is a very busy one as… The post Launch Roundup: China, Russia, Rocket Lab, ULA join SpaceX in flying this week appeared first on NASASpaceFlight.com.

SpaceNews

China launches 4 times in 4 days, boosting megaconstellation and surveillance assets

China launched four missions in four days, accelerating its record-setting launch cadence while expanding its Guowang LEO megaconstellation and deploying new Yaogan reconnaissance assets. The post China launches 4 times in 4 days, boostin…

Jiuquan Satellite Launch Center, People's Republic of China

Launch Area 94 (SLS-2 / 603)


Falcon 9
Success
17 hours, 24 minutes ago
Starlink Group 10-36
Space Launch Complex 40 - Cape Canaveral SFS, FL, USA

A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system. First Starlink laun…


Falcon 9
Success
4 days, 11 hours ago
Starlink Group 6-103
Space Launch Complex 40 - Cape Canaveral SFS, FL, USA

A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


Falcon 9
Success
5 days, 17 hours ago
Starlink Group 17-13
Space Launch Complex 4E - Vandenberg SFB, CA, USA

A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


Falcon 9
Success
1 week ago
Crew-12
Space Launch Complex 40 - Cape Canaveral SFS, FL, USA

SpaceX Crew-12 is the twelfth crewed operational flight of a Crew Dragon spacecraft to the International Space Station as part of NASA's Commercial C…


Ariane 64
Success
1 week, 1 day ago
Amazon Leo (LE-01)
Ariane Launch Area 4 - Guiana Space Centre, French Guiana

Amazon Leo, formerly known as Project Kuiper, is a mega constellation of satellites in Low Earth Orbit that will offer broadband internet access, thi…


Vulcan VC4S
Success
1 week, 1 day ago
USSF-87
Space Launch Complex 41 - Cape Canaveral SFS, FL, USA

USSF-87 will launch two identical Geosynchronous Space Situational Awareness Program (GSSAP) satellites GSSAP-7 and GSSAP-8 directly to a near-geosyn…


Proton-M
Success
1 week, 1 day ago
Elektro-L No.5
81/24 (81P) - Baikonur Cosmodrome, Republic of Kazakhstan

Elektro-L is a series of meteorological satellites developed for the Russian Federal Space Agency by NPO Lavochkin. They are designed to capture real…


Smart Dragon 3
Success
1 week, 1 day ago
PRSC-EO2 & 6 satellites
South China Sea (launch location 3) - Haiyang Oriental Spaceport

Carried 7 satellites to sun-synchronous orbit, including PRSC-EO2 (Earth observation satellite for the Pakistan government's SUPARCO) & CUHK-1. Detai…


Falcon 9
Success
1 week, 2 days ago
Starlink Group 17-34
Space Launch Complex 4E - Vandenberg SFB, CA, USA

A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


Falcon 9
Success
1 week, 5 days ago
Starlink Group 17-33
Space Launch Complex 4E - Vandenberg SFB, CA, USA

A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.