Objectives and Applications
                  
                
               
              
                X-band SAR constellation, planned to contain 32 satellites
              
              
              
                Full Name
                
                  Umbra SAR Constellation
                
                
                  Mission Status
                
                
                  Operational (nominal)
                
               
              
                
                  Mission Agencies
                
                
                  Umbra 
                 
                
                  Launch Date
                
                
                  30 Jun 2021
                
               
              
                
                  Mission Links
                
                
                EOL Date
                
                  Dec 2030
                
               
              
              
              
                Orbit Type
                
                  Inclined, non-sun-synchronous
                
                
                  Orbit Period
                
                
                  
                
               
              
                
                  Orbit Sense
                
                
                  TBD
                
                
                  Orbit Inclination
                
                
                  97.4 deg
                
               
              
                
                  Orbit Altitude
                
                
                  560 km
                
                
                  Orbit Longitude
                
                
                  
                
               
              
                Orbit LST
                
                  
                
                
                  Repeat Cycle
                
                
                  7 days
                
               
              
                
                  NORAD Catalog #
                
                
                  
                
                
                  International Designator
                
                
                  
                
               
              
              
              
              
                
              
              
              
		
                
                
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