# 
 # rdb parameter file ("rpf") format
 # 
 S     rpf_creation_time : "Fri Dec 10 11:19:12 1999"                                                        
 S              filename : "/nfs/atum/d2/hetgs/obsid_457/acisf457_000N001_g02346Elt10S4Gcti_evt1a.fits"      
 S              detector : "ACIS-S"                                                                          
 S               grating : "HETG"                                                                            
 N           file_events :  161361.00 +/- 0.0000000                                                          
 N        abs_start_time :  58153666. +/- 0.0000000 second                                                   
 N     interval_duration :  26167.925 +/- 0.0000000 second                                                   
 N        ave_event_rate :  6.1663659 +/- 0.015350765 event/second                                           
 S           proc_method : "Sky"                                                                             
 N        expnos_ratio_0 :  0.0000000 +/- 0.0000000                                                          
 N        expnos_ratio_1 :  0.0000000 +/- 0.0000000                                                          
 N        expnos_ratio_2 :  0.0000000 +/- 0.0000000                                                          
 N        expnos_ratio_3 :  0.0000000 +/- 0.0000000                                                          
 N        expnos_ratio_4 :  0.0000000 +/- 0.0000000                                                          
 N        expnos_ratio_5 :  1.0032167 +/- 0.0000000                                                          
 N        expnos_ratio_6 :  0.98965216 +/- 0.0000000                                                         
 N        expnos_ratio_7 :  1.0019897 +/- 0.0000000                                                          
 N        expnos_ratio_8 :  0.99028432 +/- 0.0000000                                                         
 N        expnos_ratio_9 :  0.98915029 +/- 0.0000000                                                         
 N         live_interval :  26167.925 +/- 0.0000000 second                                                   
 N       live_event_rate :  4.3841459 +/- 0.012943683 event/second                                           
 N         zo_det_events :  7861.0000 +/- 0.0000000                                                          
 N          zo_live_rate :  0.30040594 +/- 0.0033882044 event/second                                         
 S          x_coord_name : "SkyX"                                                                            
 S          y_coord_name : "-SkyY"                                                                           
 N              zo_loc_x :  4072.6519 +/- 0.0000000 pixel                                                    
 N              zo_loc_y :  -4100.8765 +/- 0.0000000 pixel                                                   
 N       zo_det_fwtenthm :  3.0000000 +/- 0.0000000 pixel                                                    
 N           zo_det_fwhm :  1.0000000 +/- 0.0000000 pixel                                                    
 N             roll_axay :  -54.204433 +/- 0.0000000 degrees                                                 
 N        det_rms_radius :  46.912807 +/- 0.0000000 pixel                                                    
 N            zo_loc_fit :  -0.21328208 +/- 0.010146014 pixel                                                
 N           zo_fwhm_fit :  41.893360 +/- 0.47171193 micron                                                  
 N                zo_acf :  0.019678367 +/- 0.00057436038 fraction in pixel/10                               
 N      zo_detail_events :  7861.0000 +/- 0.0000000                                                          
 N        zo_detail_rate :  0.30040594 +/- 0.0033882044 event/second                                         
 N          strk_loc_fit :  20.592676 +/- 1.7640246 pixel                                                    
 N         strk_fwhm_fit :  80.014435 +/- 98.554337 micron                                                   
 N              strk_acf :  0.0010521755 +/- 3.4173948e-05 fraction in pixel/5                               
 N           strk_events :  4823.0000 +/- 0.0000000                                                          
 N             strk_rate :  0.18430961 +/- 0.0026539293 event/second                                         
 N             zo_loc_ax :  4072.4385 +/- 0.0000000 pixel                                                    
 N             zo_loc_ay :  -4100.8765 +/- 0.0000000 pixel                                                   
 N      heg_minus_events :  2032.0000 +/- 0.0000000                                                          
 N       heg_minus_angle :  -5.2393975 +/- 0.0000000 degree                                                  
 N       meg_plus_events :  5397.0000 +/- 0.0000000                                                          
 N        meg_plus_angle :  4.7214956 +/- 0.0000000 degree                                                   
 N      meg_minus_events :  6220.0000 +/- 0.0000000                                                          
 N       meg_minus_angle :  4.7200499 +/- 0.0000000 degree                                                   
 N       heg_plus_events :  1869.0000 +/- 0.0000000                                                          
 N        heg_plus_angle :  -5.2357740 +/- 0.0000000 degree                                                  
 N        heg_all_events :  3901.0000 +/- 0.0000000                                                          
 N         heg_all_angle :  -5.2302108 +/- 0.0000000 degree                                                  
 N        meg_all_events :  11617.000 +/- 0.0000000                                                          
 N         meg_all_angle :  4.7218714 +/- 0.0000000 degree