batgrbproduct Analysis for Trigger=573190

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sat Oct  5 07:14:57 EDT 2013
             Host Name: gcn5
   Current Working Dir: /local/data/raid16/prebascript_archive/trigger573190/GCN5_download_cron
======================================================================

  Trigger: 00573190      Segment: 000

  BAT Trigger Time: 402615674.8   [s; MET]
      Trigger Stop: 402615674.864   [s; MET]
               UTC: 2013-10-04T21:41:03.688480    [includes UTCF correction] 
       Where From?: (*SHORT BURST*) TDRSS scaled map message

  BAT 
    RA: 296.151463967544   Dec: -2.96000761369023  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    10.17
     Image Trigger?:     NO
     Rate S/N Ratio:     25.7293606605372  [ if not an image trigger ]
     Image S/N Ratio:    10.17

  Flight Position:   [ source = BAT ]
    RA: 296.151463967544   Dec: -2.96000761369023  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 296.108304733448   Dec: -2.95154863247386  [deg; J2000]  
        { 19h 44m 26.0s , -02d 57' 05.6" }
         +/- 1.09522162665664 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.399238058346145 [arcmin] (formal 1-sigma fit error)
    SNR: 26.7108024752687
 
  Angular difference between Flight and Ground position is 2.635442 arcmin
 
  Partial Coding Fraction: 0.734375    [ including projection effects ]

  Duration
     T90: 1.53600001335144 +/- 0.326337243913619
        Measured from: -0.1839998960495
                   to: 1.35200011730194     [s; relative to TRIGTIME]
     T50: 0.51199996471405 +/- 0.0905096828275688
        Measured from: 0.00800013542175293
                   to: 0.520000100135803     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -0.26800000667572     
                   to: 0.73199999332428     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.248000025749207     
                   to: 1.80000001192093     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.166036   0.201320   0.110901   0.014473
           0.010367   0.010639   0.008918   0.006666 [error]
 Peak      0.122674   0.171901   0.099649   0.013350
           0.007930   0.008529   0.007005   0.004770 [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 5.10e-08 7.78e-08 8.90e-08 1.95e-07 2.76e-07 4.12e-07   erg/cm2
              Error 5.05e-09 4.99e-09 8.55e-09 3.81e-08 2.01e-08 4.62e-08   erg/cm2
Peak flux Power-law 1.27e+00 1.13e+00 6.95e-01 6.49e-01 3.37e+00 3.74e+00   ph/cm2/s
              Error 1.22e-01 7.05e-02 5.68e-02 1.03e-01 2.08e-01 2.27e-01   ph/cm2/s
 
Fluence   Cutoff-PL 4.75e-08 8.36e-08 8.98e-08 7.81e-08 2.62e-07 2.99e-07   erg/cm2
              Error 5.78e-09 6.69e-09 9.42e-09 5.84e-08 2.29e-08 6.23e-08   erg/cm2
Peak flux Cutoff-PL 1.12e+00 1.24e+00 7.27e-01 2.64e-01 3.26e+00 3.35e+00   ph/cm2/s
              Error 1.43e-01 9.13e-02 6.49e-02 1.24e-01 2.15e-01 2.46e-01   ph/cm2/s
 
Fluence        Band 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   erg/cm2
              Error 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   erg/cm2
Peak flux      Band 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   ph/cm2/s
              Error 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   ph/cm2/s
 
=== Time-averaged spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.805    0.114    -      -           1.46e-02 1.04e-03   67.770 57
CPL   1.230    0.504      60.6   38.1      3.01e-02 2.10e-02   63.270 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.702    0.102    -      -           2.53e-02 1.64e-03   81.210 57
CPL   0.851    0.477      63.4   15.3      7.18e-02 4.55e-02   69.540 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    2.048   -0.248    1.800
T90     1.536   -0.184    1.352
T50     0.512    0.008    0.520
Peak    1.000   -0.268    0.732

Image

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

 
Foreground time interval of the image:
 -0.248   1.800 (delta_t =   2.048 [sec])
Background time interval of the image:
-239.800  -0.248 (delta_t = 239.552 [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   -0.248 sec. to    1.800 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.80545     ( -0.113009   0.115297 )
Norm@50keV  : 1.46227E-02    ( -0.00104518   0.00103518 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          67.77 using 59 PHA bins.
# Reduced chi-squared =          1.189 for     57 degrees of freedom 
# Null hypothesis probability =   1.555572e-01
 
Photon flux (15-150 keV)    in 2.048 sec: 2.01926 ( -0.131233  0.13135 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.75644e-07 ( -1.99979e-08  2.01572e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -0.248 sec. to    1.800 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.22973     ( -0.538693   0.46968 )
Epeak [keV] : 60.6148      ( -12.0942 64.1271 )
Norm@50keV  : 3.01192E-02    ( -0.0131656   0.0287681 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          63.27 using 59 PHA bins.
# Reduced chi-squared =          1.130 for     56 degrees of freedom 
# Null hypothesis probability =   2.352120e-01
 
Photon flux (15-150 keV)    in 2.048 sec: 1.97025 ( -0.13735  0.13711 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.62291e-07 ( -2.27983e-08  2.29949e-08 ) ergs/cm2
 
Band function
Time interval is from   -0.248 sec. to    1.800 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.812963   ( -0.744718   0.803624 )
beta        : -2.18233    ( 2.18426   0.31719 )
Epeak [keV] : 48.0979      ( -21.6028 20.207 )
Norm@50keV   : 5.50003E-02    ( -0.034768   1086.88 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          61.78 using 59 PHA bins.
# Reduced chi-squared =          1.123 for     55 degrees of freedom 
# Null hypothesis probability =   2.468375e-01
 
Photon flux (15-150 keV)    in 2.048 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]    : 11.6323  (-0.847751  0.922935)
R^2/D10^2   : 0.544059  (-0.136097   0.179115)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         104.22 using 59 PHA bins.
# Reduced chi-squared =         1.8284 for     57 degrees of freedom 
# Null hypothesis probability =   1.363669e-04
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.178e-08   3.860e-09
25- 50  9.638e-08   7.526e-09
50-150  7.676e-08   1.161e-08
15-150  2.049e-07   1.582e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 98.3759       (-20.5828      30.6572)
Norm        : 8.96253       (-0.803368     0.90877)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          63.23 using 59 PHA bins.
# Reduced chi-squared =          1.109 for     57 degrees of freedom 
# Null hypothesis probability =   2.657378e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.797e-08   5.253e-09
25- 50  8.268e-08   5.806e-09
50-150  1.327e-07   4.210e-08
15-150  2.634e-07   4.403e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 7.72924        (-1.88478      1.90219)
R1^2/D10^2  : 1.82027        (-0.769887      2.79138)
kT2 [keV]   : 26.4059        (-8.15809      17.6234)
R2^2/D10^2  : 1.65141E-02    (-0.0133371   0.0375571)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.22 using 59 PHA bins.
# Reduced chi-squared =          1.186 for     55 degrees of freedom 
# Null hypothesis probability =   1.628585e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.318e-08   8.940e-09
25- 50  8.776e-08   1.992e-08
50-150  1.338e-07   6.069e-08
15-150  2.647e-07   7.610e-08

Peak spectrum fit

Power-law model
Time interval is from   -0.268 sec. to    0.732 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.70192     ( -0.100989   0.102458 )
Norm@50keV  : 2.53246E-02    ( -0.00164046   0.00163102 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          81.21 using 59 PHA bins.
# Reduced chi-squared =          1.425 for     57 degrees of freedom 
# Null hypothesis probability =   1.929535e-02
 
Photon flux (15-150 keV)    in 1 sec: 3.36564 ( -0.207879  0.208051 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.34441e-07 ( -1.58411e-08  1.59296e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -0.268 sec. to    0.732 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.851434     ( -0.506486   0.446766 )
Epeak [keV] : 63.3536      ( -9.48254 21.1383 )
Norm@50keV  : 7.18477E-02    ( -0.0298346   0.0611034 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          69.54 using 59 PHA bins.
# Reduced chi-squared =          1.242 for     56 degrees of freedom 
# Null hypothesis probability =   1.054932e-01
 
Photon flux (15-150 keV)    in 1 sec: 3.26453 ( -0.21459  0.21453 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.20559e-07 ( -1.7395e-08  1.751e-08 ) ergs/cm2
 
Band function
Time interval is from   -0.268 sec. to    0.732 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.851373   ( -0.414816   0.454117 )
beta        : -10.00000    ( 10   9.70927e-09 )
Epeak [keV] : 63.3429      ( -8.4767 21.1294 )
Norm@50keV   : 7.18486E-02    ( -0.029837   0.0611337 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          69.54 using 59 PHA bins.
# Reduced chi-squared =          1.264 for     55 degrees of freedom 
# Null hypothesis probability =   8.969281e-02
 
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]    : 12.6010  (-0.84459  0.919953)
R^2/D10^2   : 0.705115  (-0.162506   0.206635)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         107.34 using 59 PHA bins.
# Reduced chi-squared =         1.8831 for     57 degrees of freedom 
# Null hypothesis probability =   6.274087e-05
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.374e-08   2.480e-09
25- 50  7.902e-08   5.970e-09
50-150  7.785e-08   1.014e-08
15-150  1.806e-07   1.340e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 126.061       (-27.8263      38.1295)
Norm        : 14.2853       (-1.05972     1.2179)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          72.00 using 59 PHA bins.
# Reduced chi-squared =          1.263 for     57 degrees of freedom 
# Null hypothesis probability =   8.710393e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.713e-08   3.185e-09
25- 50  6.698e-08   5.530e-09
50-150  1.224e-07   3.904e-08
15-150  2.265e-07   4.490e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 8.27768        (-1.65827      1.51082)
R1^2/D10^2  : 2.25071        (-0.87198      2.06328)
kT2 [keV]   : 25.8342        (-6.30098      12.4663)
R2^2/D10^2  : 3.16252E-02    (-0.0241259   0.040049)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          68.63 using 59 PHA bins.
# Reduced chi-squared =          1.248 for     55 degrees of freedom 
# Null hypothesis probability =   1.024330e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.217e-08   6.745e-09
25- 50  7.378e-08   1.500e-08
50-150  1.178e-07   5.079e-08
15-150  2.238e-07   6.612e-08
Plot creation:
Sat Oct  5 08:27:28 EDT 2013