Watch the Launch

Tianhui-2-02

Overview

Destination: Sun-Synchronous Orbit
Mission: Earth Science

Sun-Synchronous Orbit Launch Complex 9 Taiyuan Satellite Launch Center, People's Republic of China

TH 2 (Tianhui-2 = "Sky drawing") is a pair of Chinese cartography and Earth observation satellites.

Updates

Cosmic_Penguin • Aug. 18, 2021, 11:36 p.m.

Launch success


Cosmic_Penguin • Aug. 16, 2021, 12:22 p.m.

Added launch per NOTAMS.


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: 564 Failures: 15 Pending: 11

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

NASA Spaceflight

Chang Zheng-4B launches with two Tianhui 2 satellites

China has launched a Long March/Chang Zheng-4B from the Taiyuan Satellite Launch Center at 22:32 UTC on August 18 carrying the second group of Tianhui 2 satellites into orbit.

Spaceflight Now

China launches two radar mapping satellites

China launched a Long March 4B rocket Wednesday carrying two Tianhui radar mapping satellites into orbit more than 300 miles in altitude.

Taiyuan Satellite Launch Center, People's Republic of China

Launch Complex 9


Long March 2D
Success
5 hours, 2 minutes ago
Shiyan 30 03-04
Launch Complex 3 (LC-3/LA-1) - Xichang Satellite Launch Center, People's Republic of China

A pair of Chinese satellites reported to be for "Earth observation technological testing and validation" purposes. Actual usage not known.


Long March 8A
Success
7 hours, 47 minutes ago
SatNet LEO Group 20
Commercial LC-1 - Wenchang Space Launch Site, People's Republic of China

A batch of 9 Low Earth Orbit communication satellites for the Chinese state owned SatNet constellation operated by the China Satellite Network Group.…


Firefly Alpha
Success
1 day, 2 hours ago
Stairway to Seven
Space Launch Complex 2W - Vandenberg SFB, CA, USA

Firefly Alpha's Flight 7 is a test flight and return-To-Flight for the launch vehicle after its April 2025 launch failure. It will test and validate …


Falcon 9
Success
2 days, 23 hours ago
EchoStar 25
Space Launch Complex 40 - Cape Canaveral SFS, FL, USA

EchoStar 25 is a direct broadcast satellite, built on the proven Maxar 1300 series platform, which will deliver content across North America. It will…


Falcon 9
Success
4 days, 16 hours ago
Starlink Group 17-18
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.


Electron
Success
1 week ago
Insight At Speed Is A Friend Indeed (BlackSky Gen-3 4)
Rocket Lab Launch Complex 1A - Rocket Lab Launch Complex 1, Mahia Peninsula, New Zealand

Note: Payload and customer identities were not publicly announced. 4th of the BlackSky Gen-3 high resolution Earth-imaging satellites.


KAIROS
Failure
1 week, 1 day ago
Flight 3
Space One Launch Pad - Spaceport Kii, Japan

Third flight of the KAIROS launch vehicle. 5 satellites will be on board: * TATARA-1R * SC-Sat1a * HErO * AETS-1 * Nutsat-3 (TASA/Taiwan)


Falcon 9
Success
1 week, 1 day ago
Starlink Group 10-40
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
1 week, 4 days ago
Starlink Group 10-41
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
1 week, 4 days ago
Starlink Group 17-23
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.