# 
 # rdb parameter file ("rpf") format
 # 
 S     rpf_creation_time : "Wed Jun 21 09:56:55 2000"                                                              
 S              filename : "/nfs/wiwaxia/d8/hetgs/obsid_57/req456/acism00057_000N001_g02346Elt10S4_evt1.fits"      
 S              detector : "ACIS-S"                                                                                
 S               grating : "HETG"                                                                                  
 N           file_events :  229559.00 +/- 0.0000000                                                                
 N        abs_start_time :  68490317. +/- 0.0000000 second                                                         
 N     interval_duration :  29208.075 +/- 0.0000000 second                                                         
 N        ave_event_rate :  7.8594361 +/- 0.016403791 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 :  0.96767145 +/- 0.0000000                                                               
 N        expnos_ratio_5 :  0.99978471 +/- 0.0000000                                                               
 N        expnos_ratio_6 :  1.0017550 +/- 0.0000000                                                                
 N        expnos_ratio_7 :  0.99752837 +/- 0.0000000                                                               
 N        expnos_ratio_8 :  0.99832326 +/- 0.0000000                                                               
 N        expnos_ratio_9 :  0.99488533 +/- 0.0000000                                                               
 N         live_interval :  29208.075 +/- 0.0000000 second                                                         
 N       live_event_rate :  6.6047489 +/- 0.015037537 event/second                                                 
 N         zo_det_events :  7851.0000 +/- 0.0000000                                                                
 N          zo_live_rate :  0.26879553 +/- 0.0030336085 event/second                                               
 S          x_coord_name : "SkyX"                                                                                  
 S          y_coord_name : "-SkyY"                                                                                 
 N              zo_loc_x :  4089.5955 +/- 0.0000000 pixel                                                          
 N              zo_loc_y :  -4128.0410 +/- 0.0000000 pixel                                                         
 N       zo_det_fwtenthm :  13.000000 +/- 0.0000000 pixel                                                          
 N           zo_det_fwhm :  2.0000000 +/- 0.0000000 pixel                                                          
 N             roll_axay :  -271.53876 +/- 0.0000000 degrees                                                       
 N             zo_chip_x :  249.90828 +/- 0.0000000 pixel                                                          
 N             zo_chip_y :  529.00586 +/- 0.0000000 pixel                                                          
 N        det_rms_radius :  14.551755 +/- 0.0000000 pixel                                                          
 N            zo_loc_fit :  -0.82630622 +/- 0.045109142 pixel                                                      
 N           zo_fwhm_fit :  153.97820 +/- 2.2230077 micron                                                         
 N                zo_acf :  0.010006300 +/- 0.00035816983 fraction in pixel/10                                     
 N      zo_detail_events :  5146.0000 +/- 0.0000000                                                                
 N        zo_detail_rate :  0.17618415 +/- 0.0024560203 event/second                                               
 N          strk_loc_fit :  -0.98717129 +/- 0.032662764 pixel                                                      
 N         strk_fwhm_fit :  40.649269 +/- 1.5100367 micron                                                         
 N              strk_acf :  0.0020631497 +/- 0.00010661594 fraction in pixel/5                                     
 N           strk_events :  5433.0000 +/- 0.0000000                                                                
 N             strk_rate :  0.18601020 +/- 0.0025235790 event/second                                               
 N             zo_loc_ax :  4088.6084 +/- 0.0000000 pixel                                                          
 N             zo_loc_ay :  -4128.0410 +/- 0.0000000 pixel                                                         
 N      heg_minus_events :  8867.0000 +/- 0.0000000                                                                
 N       heg_minus_angle :  -5.2381387 +/- 0.0000000 degree                                                        
 N       meg_plus_events :  23934.000 +/- 0.0000000                                                                
 N        meg_plus_angle :  4.6443343 +/- 0.0000000 degree                                                         
 N      meg_minus_events :  32702.000 +/- 0.0000000                                                                
 N       meg_minus_angle :  4.7541337 +/- 0.0000000 degree                                                         
 N       heg_plus_events :  6699.0000 +/- 0.0000000                                                                
 N        heg_plus_angle :  -5.1904140 +/- 0.0000000 degree                                                        
 N        heg_all_events :  15566.000 +/- 0.0000000                                                                
 N         heg_all_angle :  -5.2239213 +/- 0.0000000 degree                                                        
 N        meg_all_events :  56636.000 +/- 0.0000000                                                                
 N         meg_all_angle :  4.7326179 +/- 0.0000000 degree                                                         
 N         MEGm1_Res1keV :  561.61969 +/- 0.0000000                                                                
 N         MEGp1_Res1keV :  578.80945 +/- 0.0000000                                                                
 N         HEGm1_Res1keV :  1089.7531 +/- 0.0000000                                                                
 N         HEGp1_Res1keV :  985.07825 +/- 0.0000000