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Einstein probe

Also called EP, Aiyinsitan Tanzhen


Designation 58753 / 24007A
Launch date 9 Jan 2024
Country of origin China
Mission Scientific: X-ray astronomy
Perigee/Apogee 587 / 603 km
Inclination 29°
Period 96.4 min
Launch vehicle Long March #440

Mission from the Chinese Academy of Science with ESA and Max Planck Institute collaboration.
Carries a wide field X-ray telescope (0.5 to 4.0 keV) and a smaller filed one with 0.5 to 8.0 keV.

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Technical data


Prime contractor  
Mass at launch 1450 kg
Dry mass  
Dimension 3.4 x 3.0 m
Solar array  
DC power  
Design lifetime  

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