# 
 # rdb parameter file ("rpf") format
 # 
 S     rpf_creation_time : "Mon Aug  9 14:42:23 1999"                                
 S              filename : "/nfs/spectra/d0/mta/hrcf000493771N000_evt1.fits"         
 S              detector : "HRC-I"                                                   
 S               grating : "NONE"                                                    
 N           file_events :  47178.000 +/- 0.0000000                                  
 N        abs_start_time :  49610607. +/- 0.0000000 second                           
 N     interval_duration :  1529.3518 +/- 0.0000000 second                           
 N        ave_event_rate :  30.848364 +/- 0.14202421 event/second                    
 S           proc_method : "DET"                                                     
 N         live_interval :  1390.8869 +/- 0.0000000 second                           
 N       live_event_rate :  33.860409 +/- 0.15602715 event/second                    
 N         zo_det_events :  231.00000 +/- 0.0000000                                  
 N          zo_live_rate :  0.16608108 +/- 0.010927332 event/second                  
 S          x_coord_name : "DETX"                                                    
 S          y_coord_name : "-DETY"                                                   
 N              zo_loc_x :  16845.357 +/- 0.0000000 pixel                            
 N              zo_loc_y :  -15967.456 +/- 0.0000000 pixel                           
 N       zo_det_fwtenthm :  213.00000 +/- 0.0000000 pixel                            
 N           zo_det_fwhm :  213.00000 +/- 0.0000000 pixel                            
 N        det_rms_radius :  370.86017 +/- 0.0000000 pixel                            
 N           zo_fwhm_fit :  212.52905 +/- 1733.7917 micron                           
 N                zo_acf :  0.0043664849 +/- 0.00057700584 fraction in pixel/10      
 N      zo_detail_events :  231.00000 +/- 0.0000000                                  
 N        zo_detail_rate :  0.15104439 +/- 0.0099379907 event/second                 
 N         xy_rms_radius :  370.85529 +/- 0.0000000 pixel                            
 N        zo_xy_fwhm_fit :  184.82533 +/- 1756.7906 micron                           
 N             zo_xy_acf :  0.0043664849 +/- 0.00057700584 fraction in pixel/10