batgrbproduct Analysis for Trigger=723124

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Nov 21 20:33:24 EST 2016
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger723124/GCN5_download_cron
======================================================================

  Trigger: 00723124      Segment: 000

  BAT Trigger Time: 501387472   [s; MET]
      Trigger Stop: 501387536   [s; MET]
               UTC: 2016-11-21T02:17:34.809600    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 176.394550776426   Dec: -6.89646435298575  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.16
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    7.16

  Flight Position:   [ source = BAT ]
    RA: 176.394550776426   Dec: -6.89646435298575  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 176.415350637957   Dec: -6.85774112010775  [deg; J2000]  
        { 11h 45m 39.7s , -06d 51' 27.9" }
         +/- 4.16864842850332 [arcmin] (estimated 90% radius based on SNR)
         +/- 2.84788930945751 [arcmin] (formal 1-sigma fit error)
    SNR: 3.95740822484447
 
  Angular difference between Flight and Ground position is 2.633118 arcmin
 
  Partial Coding Fraction: 1.015625    [ including projection effects ]

  Duration
     T90: 48 +/- 35.7770876399966
        Measured from: 1.00000011920929
                   to: 49.0000001192093     [s; relative to TRIGTIME]
     T50: 32 +/- 16
        Measured from: 1.00000011920929
                   to: 33.0000001192093     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 8.5     
                   to: 9.5     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 1     
                   to: 65     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.229803   0.212803   0.016723   0.056811
           0.045306   0.047557   0.042800   0.042145 [error]
 Peak      0.006310  -0.004507   0.001727   0.010900
           0.005647   0.005912   0.005148   0.005255 [error]

     [ fluence units of on-axis counts / fully illuminated detector ] 

======================================================================
 
=== Fluence/Peak Flux Summary ===
 
              Model    Band1    Band2    Band3    Band4    Band5    Total      
                       15-25    25-50   50-100  100-350   15-150   15-350   keV
Fluence   Power-law 6.17e-08 7.10e-08 5.87e-08 8.15e-08 2.21e-07 2.73e-07   erg/cm2
              Error 1.78e-08 2.08e-08 3.14e-08 9.54e-08 7.60e-08 1.29e-07   erg/cm2
Peak flux Power-law 3.92e-02 1.27e-02 2.28e-03 4.76e-04 5.45e-02 5.41e-02   ph/cm2/s
              Error 5.73e-02 2.95e-02 2.17e-02 2.91e-01 8.94e-02 3.01e-01   ph/cm2/s
 
Fluence   Cutoff-PL 6.07e-08 9.47e-08 2.28e-08 3.10e-10 1.79e-07 1.79e-07   erg/cm2
              Error 2.03e-08 3.05e-08 3.33e-08 1.17e-08 5.70e-08 5.76e-08   erg/cm2
Peak flux Cutoff-PL 5.08e-02 8.73e-03 1.35e-06 9.74e-17 5.94e-02 5.95e-02   ph/cm2/s
              Error 6.85e-02 3.80e-02 5.30e-03 0.00e+00 8.21e-02 --------   ph/cm2/s
 
Fluence        Band 6.02e-08 9.43e-08 2.29e-08 8.87e-10 1.83e-07 1.83e-07   erg/cm2
              Error -------- -------- -------- -------- -------- --------   erg/cm2
Peak flux      Band -------- -------- -------- -------- -------- --------   ph/cm2/s
              Error -------- -------- -------- -------- -------- --------   ph/cm2/s
 
=== Time-averaged spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.273    0.495    -      -           3.63e-04 1.46e-04   46.690 57
CPL  -0.964    4.121      29.4   11.2      5.52e-02 3.07e+02   42.010 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    3.473    0.000    -      -           1.38e-04 6.58e-04   65.060 57
CPL   1.000    0.000      50.0    0.0      1.04e-03 0.00e+00   65.420 56
 
Model      : spectral model: simple power-law (PL) and cutoff power-law (CPL)
Ph_index   : photon index: E^-{Ph_index} (minus sign is not included in the index)
Ph_90err   : 90% error of the photon index
Epeak      : Epeak in keV
Epeak_90err: 90% error of Epeak
Norm       : normalization at 50 keV in PL model and at 1 keV in CPL model
Nomr_90err : 90% error of the normalization
chi2       : Chi-Squared
dof        : degree of freedom
 
=== T90/T50 calculation in the 50-300 keV band (BATSE band) using 64 ms lc ===
 
T90 in the 50-300 keV band: 0.000000 sec.
T50 in the 50-300 keV band: 0.000000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   64.000    1.000   65.000
T90    48.000    1.000   49.000
T50    32.000    1.000   33.000
Peak    1.000    8.500    9.500

Image

Pre-slew 15-350 keV image (Event data; bkg subtracted)

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  176.4154  -6.8577 0.0485    6.3  173.6       0.3937     4.0  TRIG_00723124       
------------------------------------------
 
Foreground time interval of the image:
  1.000  65.000 (delta_t =  64.000 [sec])
Background time interval of the image:
-239.000 -204.240 (delta_t =  34.760 [sec])
-203.000   1.000 (delta_t = 204.000 [sec])

Lightcurves

Notes:

1 s binning

From T0-310 s to T0+310 s
From T100_start - 20 s to T100_end + 30 s
Full time interval

64 ms binning

Full time interval
From T100_start to T100_end
From T0-5 sec to T0+5 sec

16 ms binning

From T100_start-5 s to T100_start+5 s

8 ms binning

From T100_start-3 s to T100_start+3 s

2 ms binning

From T100_start-1 s to T100_start+1 s

SN=5 or 10 sec. binning (whichever binning is satisfied first)

SN=5 or 10 sec. binning (T < 200 sec)

Spectra

Notes:

Time averaged spectrum fit using the pre-slew DRM

Power-law model
Time interval is from    1.000 sec. to   65.000 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.27322     ( -0.450545   0.539709 )
Norm@50keV  : 3.63331E-04    ( -0.000144608   0.000147629 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.69 using 59 PHA bins.
# Reduced chi-squared =         0.8191 for     57 degrees of freedom 
# Null hypothesis probability =   8.333261e-01
 
Photon flux (15-150 keV)    in 64 sec: 6.25507E-02 ( -0.0161312  0.0162308 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.20947e-07 ( -7.19514e-08  8.01293e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    1.000 sec. to   65.000 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: -0.964445     ( -5.61596   2.62628 )
Epeak [keV] : 29.3947      ( -13.4507 9.00875 )
Norm@50keV  : 5.51812E-02    ( -0.0643497   614.835 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          42.01 using 59 PHA bins.
# Reduced chi-squared =         0.7502 for     56 degrees of freedom 
# Null hypothesis probability =   9.172697e-01
 
Photon flux (15-150 keV)    in 64 sec: 6.11835E-02 ( -0.0150245  0.0152026 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.78518e-07 ( -5.08672e-08  6.31104e-08 ) ergs/cm2
 
Band function
Time interval is from    1.000 sec. to   65.000 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 0.964946   ( -1.82517   -0.0325502 )
beta        : -10.0000    ( 10   1.06581e-14 )
Epeak [keV] : 29.5921      ( -6.83012 8.86428 )
Norm@50keV   : 5.43619E-02    ( -0.0949102   24.4766 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          42.01 using 59 PHA bins.
# Reduced chi-squared =         0.7639 for     55 degrees of freedom 
# Null hypothesis probability =   9.009107e-01
 
Photon flux (15-150 keV)    in 64 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.82574e-07 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 7.57439  (-1.61229  1.98987)
R^2/D10^2   : 9.46370E-02  (-0.0575788   0.149108)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          42.01 using 59 PHA bins.
# Reduced chi-squared =         0.7371 for     57 degrees of freedom 
# Null hypothesis probability =   9.313186e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  6.015e-08   3.346e-08
25- 50  9.553e-08   4.763e-08
50-150  2.088e-08   1.479e-08
15-150  1.766e-07   9.968e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 35.5836       (-15.1199      35.1129)
Norm        : 0.452616       (-0.163357     0.276804)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          44.09 using 59 PHA bins.
# Reduced chi-squared =         0.7735 for     57 degrees of freedom 
# Null hypothesis probability =   8.944909e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  6.371e-08   2.638e-08
25- 50  7.948e-08   3.930e-08
50-150  5.383e-08   3.965e-08
15-150  1.970e-07   9.091e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 5.64228        (-5.65123      -5.65123)
R1^2/D10^2  : 8.56484E-02        (-0.0856374      -0.0856374)
kT2 [keV]   : 8.39833        (-8.40126      -8.40126)
R2^2/D10^2  : 4.71710E-02    (-0.0470113   -0.0470113)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          41.98 using 59 PHA bins.
# Reduced chi-squared =         0.7632 for     55 degrees of freedom 
# Null hypothesis probability =   9.016648e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  6.094e-08   5.699e-06
25- 50  9.407e-08   4.253e-05
50-150  2.456e-08   3.834e-04
15-150  1.796e-07   5.610e-04

Peak spectrum fit

Power-law model
Time interval is from    8.500 sec. to    9.500 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 3.47323     ( -3.48109   -3.48109 )
Norm@50keV  : 1.37552E-04    ( -0.000137071   0.00117892 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.06 using 59 PHA bins.
# Reduced chi-squared =          1.141 for     57 degrees of freedom 
# Null hypothesis probability =   2.166022e-01
 
Photon flux (15-150 keV)    in 1 sec: 5.44739E-02 ( -0.0543541  0.124405 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.12844e-09 ( -2.12393e-09  1.16918e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    8.500 sec. to    9.500 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.00000     (     )
Epeak [keV] : 50.0000      (   )
Norm@50keV  : 1.04054E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.42 using 59 PHA bins.
# Reduced chi-squared =          1.168 for     56 degrees of freedom 
# Null hypothesis probability =   1.823297e-01
 
Photon flux (15-150 keV)    in 1 sec: 5.93620E-02 ( -0.059362  0.104804 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.95825e-09 ( -1.95825e-09  1.05336e-08 ) ergs/cm2
 
Band function
Time interval is from    8.500 sec. to    9.500 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -9.82951   ( 9.82951   9.82951 )
beta        : -3.47868    ( 3.47841   3.47841 )
Epeak [keV] : 31.8233      ( -31.8233 -31.8233 )
Norm@50keV   : 1.85988E-02    ( -0.0186037   0.160274 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.06 using 59 PHA bins.
# Reduced chi-squared =          1.183 for     55 degrees of freedom 
# Null hypothesis probability =   1.662976e-01
 
Photon flux (15-150 keV)    in 1 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 4.17942  (-4.22616  -4.22616)
R^2/D10^2   : 1.17095  (-1.20797   -1.20797)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          64.93 using 59 PHA bins.
# Reduced chi-squared =          1.139 for     57 degrees of freedom 
# Null hypothesis probability =   2.198578e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.312e-09   8.620e-10
25- 50  5.359e-10   5.785e-10
50-150  8.441e-12   1.444e-11
15-150  1.856e-09   1.727e-09
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 10.6260       (-10.5469      -10.5469)
Norm        : 1.70973       (-1.71218     -1.71218)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.00 using 59 PHA bins.
# Reduced chi-squared =          1.140 for     57 degrees of freedom 
# Null hypothesis probability =   2.181702e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.275e-09   8.120e-10
25- 50  5.944e-10   5.720e-10
50-150  4.791e-11   4.497e-11
15-150  1.917e-09   1.456e-09
Double BB
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 4.16558        (-4.44213      -4.44213)
R1^2/D10^2  : 1.23836        (-0.933136      -0.933136)
kT2 [keV]   : 197.693        (-197.985      -197.985)
R2^2/D10^2  : 6.37226E-06    (-6.32544e-06   -6.32544e-06)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          64.93 using 59 PHA bins.
#Fit statistic : Chi-Squared =          64.88 using 59 PHA bins.
# Reduced chi-squared =          1.181 for     55 degrees of freedom 
# Reduced chi-squared =          1.180 for     55 degrees of freedom 
# Null hypothesis probability =   1.690830e-01
# Null hypothesis probability =   1.701454e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.303e-09   1.645e-09
25- 50  6.474e-10   2.935e-10
50-150  1.538e-11   5.595e-12
15-150  1.966e-09   1.416e-09
Plot creation:
Mon Nov 21 20:37:39 EST 2016