ORBTVU

                                                                                
----+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
ORBTVU1          6302610650630180000.       650708000000.  3600.                
----+----0----+----0----+----0----+----0----+----0----+----0----+----0----+----0
                                                                                
                                                                                
COLUMNS FORMAT         DESCRIPTION                         DEFAULT VALUE & UNITS
                                                                                
1-6     A6        Requests trajectory printout.  Cartesian                      
                  elements on unit 8 and Keplerian elements                     
                  on unit 10.  Use an ORFIL card for                            
                  trajectory file generation.  Required in                      
                  orbit generation runs, optional in data                       
                  reduction runs.  [NOTE 4]                                     
                                                                                
7       I1        Frequency of trajectory output.                0              
                                                                                
                    0 - Trajectory output viewed between                        
                        times specified in columns 25-59                        
                        and at interval specified in                            
                        columns 60-72.                                          
                                                                                
                    1 - Trajectory output viewed between                        
                        times specified in columns 25-59 at                     
                        data points only.                                       
                                                                                
                    2 - Trajectory output viewed between                        
                        times specified in columns 25-59 at                     
                        data points and at the interval                         
                        specified in columns 60-72.                             
                                                                                
8       I1        Coordinate system of output                    0              
                                                                                
                    0 - True of date                                            
                    1 - True of reference date        :                         
                    2 - Mean of reference date        :                         
                    3 - Mean of year 2000             : N/A                     
                    4 - Mean of year 1950             :                         
                    5 - True of date - Mean geographic:                         
                                                                                
9       I1        Trajectory type indicator.                     0              
                    0 - Cartesian ephemeris                                     
                    1 - Keplerian ephemeris                                     
                    2 - Both Cartesian and Keplerian                            
                        ephemerides.

APR 1997

9704.0

ARC SET - Option Cards

ORBTVU (cont)

                                                                                
                                                                                
COLUMNS FORMAT         DESCRIPTION                         DEFAULT VALUE & UNITS
                                                                                
10        I1      Iterations on which trajectory will be         0              
                  printed.                                                      
                                                                                
                    0 - First arc iter of first global iter                     
                    1 - Last arc iter of last global iter                       
                    2 - Both first first and last last                          
                    3 - All iterations                                          
                                                                                
18-24   I7        Satellite ID. If not specified applies         0              
                  to all S/C in arc.                                            
                                                                                
25-44   D20.3     Start date and time for trajectory                            
                  viewing (YYMMDDHHMMSS.SS).    [NOTE 3]                        
                                                                                
45-59   D15.3     Stop date and time for trajectory                             
                  viewing (YYMMDDHHMMSS.SS). [NOTE 3]                           
                                                                                
60-72   D13.1     Nominal interval between successive            0.     S       
                  trajectory viewings.                                          
                                                                                
                                                                                
                                                                                
NOTE 1:  Cartesian elements are printed on unit 8 and Keplerian elements        
         are printed on unit 10.                                                
                                                                                
NOTE 2:  Orbit generation mode (ORBGEN mode) is implied by the lack of a        
         DATA card or simulated data generation (SIMDAT) card.                  
                                                                                
NOTE 3:  Start and stop dates are required. There are no defaults.              

NOTE 4:  For an orbit generation run, the users should make sure that
         all arc parameters have zero sigmas. Orbit generation with
         arc parameter estimation request are incompatible in GEODYN.
                                                                                
UNITS:  KM =Kilometers; M  =Meters    ; S  =Seconds    ; Kg =Kilograms          
        DEG=Degrees   ; RAD=Radians   ; AS =Arc seconds; MAS=Milli-arc seconds  
                                                                                
                                                                                
                                                                                
IF CARD OMITTED: No trajectory output will be generated

AUG 1993

9308.0

ARC SET - Option Cards



Patrick Dahiroc
1998-09-10