batgrbproduct analysis for trigger=932058

batgrbproduct Analysis for Trigger=932058

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Thu Oct 31 01:57:49 EDT 2019
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger932058/batgroup_hand_proc
======================================================================

  Trigger: 00932058      Segment: 000

  BAT Trigger Time: 594040544   [s; MET]
      Trigger Stop: 594040608   [s; MET]
               UTC: 2019-10-29T11:15:20.169860    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 352.139953073243   Dec: -40.4638223155307  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    9.55
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    9.55

  Flight Position:   [ source = BAT ]
    RA: 352.139953073243   Dec: -40.4638223155307  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 352.13995   Dec: -40.46382  [deg; J2000]
        { 23h 28m 33.6s , -40d -27' -49.8" }
        +/- 1.81268656623 [arcmin] (estimated 90% radius based on SNR)
    SNR: 13.005969940618332

 
  Angular difference between Flight and Ground position is 0.000197 arcmin
 
  Partial Coding Fraction: 0.4609375    [ including projection effects ]

  Duration
     T90: 39.4720001220703 +/- 7.94235234142455
        Measured from: 0.0399999618530273
                   to: 39.5120000839233     [s; relative to TRIGTIME]
     T50: 19.6960000991821 +/- 7.4011415456744
        Measured from: 3.1599999666214
                   to: 22.8560000658035     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 1.89999997615814     
                   to: 2.89999997615814     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -1.04799997806549     
                   to: 45.8480000495911     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.549107   0.697493   0.445379   0.020134
           0.065985   0.069095   0.062162   0.057652 [error]
 Peak      0.019425   0.069810   0.026526   0.010484
           0.010421   0.010624   0.009568   0.008632 [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 1.91e-07 2.98e-07 3.48e-07 7.86e-07 1.07e-06 1.62e-06   erg/cm2
              Error 3.30e-08 3.35e-08 6.20e-08 2.87e-07 1.44e-07 3.46e-07   erg/cm2
Peak flux Power-law 3.75e-01 3.61e-01 2.43e-01 2.55e-01 1.08e+00 1.23e+00   ph/cm2/s
              Error 1.38e-01 8.91e-02 7.47e-02 1.53e-01 2.61e-01 2.99e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.82e-07 3.11e-07 3.51e-07 4.25e-07 1.03e-06 1.27e-06   erg/cm2
              Error 3.77e-08 4.33e-08 6.59e-08 4.35e-07 1.59e-07 4.25e-07   erg/cm2
Peak flux Cutoff-PL 2.49e-01 5.70e-01 8.61e-02 1.20e-04 9.04e-01 9.06e-01   ph/cm2/s
              Error 1.69e-01 1.89e-01 -------- 1.02e-01 2.93e-01 3.04e-01   ph/cm2/s
 
Fluence        Band 1.79e-07 3.11e-07 3.53e-07 4.21e-07 1.03e-06 1.27e-06   erg/cm2
              Error 3.71e-08 -------- 6.22e-08 -------- -------- --------   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    1.774    0.209    -      -           2.47e-03 3.21e-04   45.770 57
CPL   1.390    0.741      73.4  -22.3      3.98e-03 6.10e-03   45.070 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.573    0.383    -      -           8.48e-03 2.13e-03   69.360 57
CPL  -5.526    0.716      37.1   62.7      2.35e+02 9.44e+04   66.030 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: 7.808000 sec.
T50 in the 50-300 keV band: 4.672000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   46.896   -1.048   45.848
T90    39.472    0.040   39.512
T50    19.696    3.160   22.856
Peak    1.000    1.900    2.900

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  352.140 -40.464   0.03    33.5   38.5        1.2399     13.0  TRIG_00932058       
------------------------------------------
 
Foreground time interval of the image:
 -1.048    20.0 (delta_t =  21.048 [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   -1.048 sec. to   45.848 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.77387     ( -0.204395   0.213433 )
Norm@50keV  : 2.46957E-03    ( -0.000324123   0.000316957 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          45.77 using 59 PHA bins.
# Reduced chi-squared =         0.8029 for     57 degrees of freedom 
# Null hypothesis probability =   8.569500e-01
 
Photon flux (15-150 keV)    in 46.9 sec: 0.336916 ( -0.0381424  0.0381636 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.06742e-06 ( -1.42369e-07  1.4501e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -1.048 sec. to   45.848 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.38957     ( -0.915008   0.566189 )
Epeak [keV] : 73.3571      ( -28.6937 -73.3571 )
Norm@50keV  : 3.97795E-03    ( -0.00397795   0.00821406 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          45.07 using 59 PHA bins.
# Reduced chi-squared =         0.8047 for     56 degrees of freedom 
# Null hypothesis probability =   8.520381e-01
 
Photon flux (15-150 keV)    in 46.9 sec: 0.331290 ( -0.039865  0.039739 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.0326e-06 ( -1.57101e-07  1.60576e-07 ) ergs/cm2
 
Band function
Time interval is from   -1.048 sec. to   45.848 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.39002   ( -0.462716   0.999454 )
beta        : -10.0000    ( 10   20 )
Epeak [keV] : 73.3611      ( -28.6907 -73.3611 )
Norm@50keV   : 3.97543E-03    ( -0.00171677   0.00821785 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          45.07 using 59 PHA bins.
# Reduced chi-squared =         0.8194 for     55 degrees of freedom 
# Null hypothesis probability =   8.280542e-01
 
Photon flux (15-150 keV)    in 46.9 sec: 0.330783 ( 6.66922  -0.038922 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.03326e-06 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 12.1506  (-1.65087  1.93312)
R^2/D10^2   : 7.69810E-02  (-0.0321045   0.054431)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          62.41 using 59 PHA bins.
# Reduced chi-squared =          1.095 for     57 degrees of freedom 
# Null hypothesis probability =   2.899931e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.128e-07   2.394e-08
25- 50  3.603e-07   5.035e-08
50-150  3.225e-07   8.315e-08
15-150  7.957e-07   1.238e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 113.042       (-41.2019      81.4714)
Norm        : 1.43536       (-0.198645     0.269581)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          45.18 using 59 PHA bins.
# Reduced chi-squared =         0.7927 for     57 degrees of freedom 
# Null hypothesis probability =   8.708225e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.757e-07   2.753e-08
25- 50  3.110e-07   5.365e-08
50-150  5.386e-07   2.795e-07
15-150  1.025e-06   3.229e-07
Double BB
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 4.68380        (-2.67656      3.51354)
R1^2/D10^2  : 1.59197        (-1.39053      4.72899)
kT2 [keV]   : 17.8609        (-4.75976      12.337)
R2^2/D10^2  : 1.56920E-02    (-0.0139336   0.0149435)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.24 using 59 PHA bins.
#Fit statistic : Chi-Squared =          46.23 using 59 PHA bins.
# Reduced chi-squared =         0.8408 for     55 degrees of freedom 
# Reduced chi-squared =         0.8406 for     55 degrees of freedom 
# Null hypothesis probability =   7.936814e-01
# Null hypothesis probability =   7.940271e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.871e-07   9.190e-08
25- 50  2.916e-07   1.154e-07
50-150  4.937e-07   2.234e-07
15-150  9.723e-07   3.756e-07

Peak spectrum fit

Power-law model
Time interval is from    1.900 sec. to    2.900 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.57341     ( -0.37917   0.386051 )
Norm@50keV  : 8.48133E-03    ( -0.00214171   0.00211234 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          69.36 using 59 PHA bins.
# Reduced chi-squared =          1.217 for     57 degrees of freedom 
# Null hypothesis probability =   1.261256e-01
 
Photon flux (15-150 keV)    in 1 sec: 1.08114 ( -0.260565  0.261096 ) ph/cm2/s
Energy fluence (15-150 keV)             : 7.95782e-08 ( -2.10917e-08  2.16931e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    1.900 sec. to    2.900 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: -5.52605     ( 4.17214   5.60375 )
Epeak [keV] : 37.0574      ( -5.99282 119.311 )
Norm@50keV  : 235.438    ( -235.521   188533 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          66.03 using 59 PHA bins.
# Reduced chi-squared =          1.179 for     56 degrees of freedom 
# Null hypothesis probability =   1.688479e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.903964 ( -0.246861  0.338186 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.82963e-08 ( -1.94231e-08  3.87893e-08 ) ergs/cm2
 
Band function
Time interval is from    1.900 sec. to    2.900 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 5.00000   ( -4.38459   -5 )
beta        : -2.62877    ( -2.72659   0.84886 )
Epeak [keV] : 35.6655      ( -8.02062 6.71653 )
Norm@50keV   : 137.659    ( -30.7658   495.331 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          62.26 using 59 PHA bins.
# Reduced chi-squared =          1.132 for     55 degrees of freedom 
# Null hypothesis probability =   2.337402e-01
 
Photon flux (15-150 keV)    in 1 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.93259e-08 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 10.9427  (-2.21989  3.27859)
R^2/D10^2   : 0.399699  (-0.251031   0.531874)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          66.78 using 59 PHA bins.
# Reduced chi-squared =          1.172 for     57 degrees of freedom 
# Null hypothesis probability =   1.762698e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  9.990e-09   4.409e-09
25- 50  2.806e-08   1.163e-08
50-150  1.890e-08   1.039e-08
15-150  5.695e-08   2.110e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 165.040       (-101.347      -161.945)
Norm        : 4.50156       (-1.10098     1.6537)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          68.40 using 59 PHA bins.
# Reduced chi-squared =          1.200 for     57 degrees of freedom 
# Null hypothesis probability =   1.434334e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.146e-08   6.730e-09
25- 50  2.153e-08   1.244e-08
50-150  4.414e-08   2.659e-08
15-150  7.712e-08   4.537e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 52.7820        (-52.7259      -52.726)
R1^2/D10^2  : 1.06566E-03        (-0.00105658      0.0986359)
kT2 [keV]   : 9.34891        (-1.8807      3.0791)
R2^2/D10^2  : 0.622268    (-0.394947   1.02213)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          63.68 using 59 PHA bins.
# Reduced chi-squared =          1.158 for     55 degrees of freedom 
# Null hypothesis probability =   1.975146e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.110e-08   6.810e-09
25- 50  2.658e-08   1.573e-08
50-150  3.963e-08   2.200e-08
15-150  7.731e-08   3.665e-08
Plot creation:
Thu Oct 31 04:15:54 EDT 2019