PANEL

                                                                                
                                                                                
                                                                                
----+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
PANEL   0  1 1   7521345               1.0E0          0.0E0        0.0E0        
----+----0----+----0----+----0----+----0----+----0----+----0----+----0----+----0
                                                                                
                                                                                
COLUMNS FORMAT         DESCRIPTION                         DEFAULT VALUE & UNITS
                                                                                
1-6     A6        PANEL  - Requests application and/or                          
                  adjustment of parameters associated with                      
                  a flat panel for use in nonconservative                       
                  force modeling.                                               
                                                                                
9       I1        Panel motion indicator                         0              
                                                                                
                    0 - Panel is fixed in satellite                             
                        body-fixed coordinates                                  
                    1 - Indicates a movable Panel with respect                  
                        to the spacecraft body fixed frame                      
                        (ie. the TOPEX solar array).                            
                        [NOTE 1]                                                
                                                                                
11-12   I2        Indicates panel number                         1              
                                                                                
13-14   I2        Parameter type                                                
                                                                                
                    1 - Normal vector in body-fixed                             
                        coordinates                                             
                    2 - Area                                     0.    m**2     
                    3 - Specular reflectivity                    0.             
                    4 - Diffuse reflectivity                     0.             
                    5 - Emissivity                               0.    K        
                    6 - Temperature A                                           
                        (cold equilibrium temperature)                          
                    7 - Temperature C                            0.    K        
                        (delta temperature between hot and                      
                         cold equilibrium temperature)                          
                    8 - Temperature decay time D                 0.    Sec.     
                        (exponential decay time for panel                       
                         cooling)                                               
                    9 - Temperature decay time F                 0.    Sec.     
                        (exponential decay time for panel                       
                         heating)

AUG 1993

9308.0

ARC SET - Option Cards

PANEL (cont)

                                                                                
COLUMNS FORMAT         DESCRIPTION                         DEFAULT VALUE & UNITS
                                                                                
                   10 - Temperature/satellite rotation X         0.             
                        (divisor for cos(theta) term in                         
                         heating equation)                                      
                                                                                
18-24   I7        Satellite ID (required).                       0              
                                                                                
25-44   D20.8     Apriori parameter value as dictated in                        
                  columns 13-14. (X component of normal vector                  
                  if 1 is specified in columns 13-14)                           
                                                                                
45-59   D15.3     Apriori parameter sigma as dictated in                        
                  columns 13-14. (Y component of normal vector                  
                  if 1 is specified in columns 13-14)                           
                                                                                
60-72   D13.1     Z component of panel normal vector                            
                  (if 1 is specified in columns 13-14)                          
                                                                                
NOTE [1] : Movable panels must be grouped after the non-movable panels,         
           and in ascending order.

DEC 1992

9212.0

ARC SET - Option Cards



Patrick Dahiroc
1998-09-10