YR/MON/DAY/HOUR     JD      RA(1950),          DEC(1950),      DELTA  DELTADOT    R      RDOT   THETA  BETA  MOON PSANG PSAMV     
     (UT)                          (MIN/HOUR)    (ARCMIN/HOUR)                                                                    
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1986  5  9  6.0 2446559.75 10 36.036(-0.062) -12 46.38( 1.26)  1.0579  55.2026  1.7538  25.0817 116.0  31.1 113.4 103.1 138.7     
1986  5  9 12.0 2446560.00 10 35.669(-0.060) -12 38.88( 1.24)  1.0658  55.2750  1.7575  25.0674 115.7  31.1 110.6 103.2 138.3     
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|----------------------------------------------------------------------------------------------------------------|                
| NOTE:  Above ephemerides represent fully-perturbed, light-time-corrected solutions to data spanning 1835-1989  |                
| (cf. the EPHEM.TXT file by D. Yeomans in the DOCUMENT directory).  Ephemerides for HOUR=0.0 UT are directly    |                
| from Yeomans; values within a UT day have been generated using a 7-point interpolation scheme and Yeomans'     |                
| daily (0h UT) values.  The first and last lines in the table span the time interval between the beginning of   |                
| this data directory and the beginning of the next one.                                                         |                
|----------------------------------------------------------------------------------------------------------------|                
                                                                                                                                  
                   DEFINITIONS OF LESS OBVIOUS FIELDS IN THE EPHEMERIS TABLE:                                                     
                                                                                                                                  
THETA = Sun-Earth-Comet angle (degrees)                                                                                           
BETA =  Sun-Comet-Earth angle (degrees)                                                                                           
MOON =  Angular separation of comet and moon (degrees)                                                                            
PSANG = Position angle of prolonged radius vector (degrees, measured from north through east)                                     
PSAMV = Position angle of minus orbital velocity vector (degrees, measured from north through east)                               
                                                                                                                                  
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