Viking 1 Mission Chronology

Major Aspects of the Mission                Description                       

                                                                                           
Launch site                                 Kennedy Space Center                           

Launch date                                 08/20/1975                                     

Insertion into Martian orbit                06/19/1976                                     

Orbit type                                  apoapsis 33.000 km.                            

Orbit modifications                         02/12/77, modified to image Phobos.            
                                            03/17/77. modified to survey Mars at 300 km.   

Landing date                                07/20/76                                       

Landing site                                Chryse Planitia                                

Mission end                                 November 1982