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Dong Fang Hong 79

Also called Huan Jing 1B, HJ 1B


Designation 33321 / 08041B
Launch date 6 Sep 2008
Country of origin China
Mission Remote sensing
Perigee/Apogee 650 km, sun-synchronous
Inclination 98°
Period 97 min, 4-day revisit, 10:30 am descending node
Launch vehicle Long March 2C #105

Optical satellite part of Huan Jing program

sat-index articles

n2yo.com tracking

Technical data


Prime contractor CAST
Platform CAST968B
Mass at launch 470 kg
Dry mass  
Solar array  
DC power  
Design lifetime 3 years

CCD camera

Wavebands 0.43-0.52 µm (visible)
0.52-0.60 µm (visible)
0.63-0.69 µm (visible)
0.76-0.90 µm (IR)
Resolution 30 m
Swath width 700 km

Infrared Multi Spectral Camera

Wavebands 0.75-1.10 µm
1.55-1.75 µm
3.50-3.90 µm
10.5-12.50 µm
Resolution 150 m except 300 m for the 10.5 µm band
Swath width 720 km

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