batgrbproduct Analysis for Trigger=599546

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Thu May 22 13:15:31 EDT 2014
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger599546/GCN5_download_cron
======================================================================

  Trigger: 00599546      Segment: 000

  BAT Trigger Time: 422386470.528   [s; MET]
      Trigger Stop: 422386471.04   [s; MET]
               UTC: 2014-05-21T17:34:18.488820    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 320.012929795079   Dec: 67.6017447960794  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.49
     Image Trigger?:     NO
     Rate S/N Ratio:     21  [ if not an image trigger ]
     Image S/N Ratio:    7.49

  Flight Position:   [ source = BAT ]
    RA: 320.012929795079   Dec: 67.6017447960794  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 320.177470864869   Dec: 67.5868606353976  [deg; J2000]  
        { 21h 20m 42.6s , +67d 35' 12.7" }
         +/- 1.10398188266084 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.345761652367814 [arcmin] (formal 1-sigma fit error)
    SNR: 26.4085265716912
 
  Angular difference between Flight and Ground position is 3.867529 arcmin
 
  Partial Coding Fraction: 0.5546875    [ including projection effects ]

  Duration
     T90: 9.87999993562698 +/- 1.08849987926491
        Measured from: 0.480000138282776
                   to: 10.3600000739098     [s; relative to TRIGTIME]
     T50: 5.40399992465973 +/- 0.545439317004556
        Measured from: 1.64800012111664
                   to: 7.05200004577637     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 0.643999993801117     
                   to: 1.64399999380112     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0.15200001001358     
                   to: 11.4359999895096     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.348172   0.523942   0.421190   0.134316
           0.028207   0.029543   0.025890   0.019979 [error]
 Peak      0.045275   0.054087   0.104681   0.051041
           0.008370   0.009207   0.009178   0.007323 [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 1.17e-07 2.25e-07 3.37e-07 1.08e-06 9.48e-07 1.76e-06   erg/cm2
              Error 1.31e-08 1.50e-08 2.57e-08 1.84e-07 6.30e-08 2.00e-07   erg/cm2
Peak flux Power-law 3.01e-01 5.01e-01 6.33e-01 1.60e+00 1.88e+00 3.03e+00   ph/cm2/s
              Error 8.73e-02 8.78e-02 6.97e-02 4.10e-01 2.22e-01 4.02e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.17e-07 2.25e-07 3.35e-07 9.44e-07 0.00e+00 0.00e+00   erg/cm2
              Error 1.30e-08 1.59e-08 2.57e-08 6.46e-08 0.00e+00 0.00e+00   erg/cm2
Peak flux Cutoff-PL 3.02e-01 5.03e-01 1.88e+00 3.02e+00 0.00e+00 0.00e+00   ph/cm2/s
              Error 2.21e-01 5.66e-01 0.00e+00 0.00e+00 0.00e+00 0.00e+00   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    1.422    0.109    -      -           8.74e-03 5.30e-04   53.830 57
CPL   1.422    0.226    9999.4    0.0      8.74e-03 2.24e-03   53.840 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    0.663    0.218    -      -           1.62e-02 2.07e-03   56.560 57
CPL   0.661    0.495    9999.4    0.0      1.64e-02 7.62e-03   56.580 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: 7.168000 sec.
T50 in the 50-300 keV band: 3.712000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   11.284    0.152   11.436
T90     9.880    0.480   10.360
T50     5.404    1.648    7.052
Peak    1.000    0.644    1.644

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  320.1775 +67.5869 0.0073   30.3 -123.6       1.5579    26.4  TRIG_00599546       
------------------------------------------
 
Foreground time interval of the image:
  0.152  11.436 (delta_t =  11.284 [sec])
Background time interval of the image:
-34.327   0.152 (delta_t =  34.479 [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    0.152 sec. to   11.436 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.42177     ( -0.10866   0.108493 )
Norm@50keV  : 8.73759E-03    ( -0.000530045   0.000529247 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          53.83 using 59 PHA bins.
# Reduced chi-squared =         0.9443 for     57 degrees of freedom 
# Null hypothesis probability =   5.949372e-01
 
Photon flux (15-150 keV)    in 11.28 sec: 1.06945 ( -0.0673607  0.0675268 ) ph/cm2/s
Energy fluence (15-150 keV)             : 9.48216e-07 ( -6.28501e-08  6.32247e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.152 sec. to   11.436 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.42165     ( -0.343837   0.107492 )
Epeak [keV] : 9999.35      ( -9999.36 -9999.36 )
Norm@50keV  : 8.73905E-03    ( -0.000531125   0.00394175 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          53.84 using 59 PHA bins.
# Reduced chi-squared =         0.9615 for     56 degrees of freedom 
# Null hypothesis probability =   5.569933e-01
 
Photon flux (15-150 keV)    in 11.28 sec: 1.06975 ( -0.06799  0.06684 ) ph/cm2/s
Energy fluence (15-150 keV)             : 9.44037e-07 ( -6.62677e-08  6.29029e-08 ) ergs/cm2
 
Band function
Time interval is from    0.152 sec. to   11.436 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 1.29618   ( -4.16464   -4.16464 )
beta        : -1.48079    ( -0.143212   0.119998 )
Epeak [keV] : 31.0925      ( -24.9425 108.298 )
Norm@50keV   : 0.858718    ( -0.848555   351.809 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          52.54 using 59 PHA bins.
# Reduced chi-squared =         0.9552 for     55 degrees of freedom 
# Null hypothesis probability =   5.693581e-01
 
Photon flux (15-150 keV)    in 11.28 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]    : 16.3014  (  )
R^2/D10^2   : 8.98743E-02  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         135.17 using 59 PHA bins.
# Reduced chi-squared =         2.3714 for     57 degrees of freedom 
# Null hypothesis probability =   2.693475e-08
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.546e-08   6.514e-09
25- 50  2.371e-07   2.059e-08
50-150  4.435e-07   4.783e-08
15-150  7.360e-07   5.217e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (      )
Norm        : 4.42023       (-0.267342     0.267318)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          60.44 using 59 PHA bins.
# Reduced chi-squared =          1.060 for     57 degrees of freedom 
# Null hypothesis probability =   3.525783e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.242e-07   7.896e-09
25- 50  2.388e-07   1.816e-08
50-150  5.238e-07   1.122e-07
15-150  8.868e-07   1.198e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 7.59522        (-1.25854      1.463)
R1^2/D10^2  : 0.885386        (-0.387593      0.764367)
kT2 [keV]   : 33.8508        (-6.89116      13.6087)
R2^2/D10^2  : 6.26756E-03    (-0.00396837   0.00709888)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          52.40 using 59 PHA bins.
# Reduced chi-squared =         0.9527 for     55 degrees of freedom 
# Null hypothesis probability =   5.746077e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.117e-07   2.060e-08
25- 50  2.353e-07   4.315e-08
50-150  6.148e-07   1.707e-07
15-150  9.618e-07   2.684e-07

Peak spectrum fit

Power-law model
Time interval is from    0.644 sec. to    1.644 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.662633     ( -0.224008   0.211593 )
Norm@50keV  : 1.62246E-02    ( -0.00209908   0.00203465 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.56 using 59 PHA bins.
# Reduced chi-squared =         0.9923 for     57 degrees of freedom 
# Null hypothesis probability =   4.914680e-01
 
Photon flux (15-150 keV)    in 1 sec: 1.88150 ( -0.221218  0.222298 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.01449e-07 ( -2.3039e-08  2.30919e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.644 sec. to    1.644 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.661201     ( -0.78186   0.20762 )
Epeak [keV] : 9999.36      ( -9999.36 -9999.36 )
Norm@50keV  : 1.63758E-02    ( -0.00196322   0.0132852 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.58 using 59 PHA bins.
# Reduced chi-squared =          1.010 for     56 degrees of freedom 
# Null hypothesis probability =   4.532304e-01
 
Photon flux (15-150 keV)    in 1 sec: 1.88305 ( -0.22332  0.21933 ) ph/cm2/s
Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
 
Band function
Time interval is from    0.644 sec. to    1.644 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.920570   ( 0.92057   0.92057 )
beta        : -0.662633    ( -0.211657   0.224387 )
Epeak [keV] : 12.4217      ( -12.4217 -12.4217 )
Norm@50keV   : 2.48628E-02    ( -0.010684   0 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.56 using 59 PHA bins.
# Reduced chi-squared =          1.028 for     55 degrees of freedom 
# Null hypothesis probability =   4.164437e-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]    : 32.9943  (-5.10643  7.00624)
R^2/D10^2   : 2.23883E-02  (-0.00905931   0.0136211)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.84 using 59 PHA bins.
# Reduced chi-squared =          1.155 for     57 degrees of freedom 
# Null hypothesis probability =   1.976603e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.590e-09   9.290e-10
25- 50  2.298e-08   4.415e-09
50-150  1.692e-07   3.035e-08
15-150  1.958e-07   3.430e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (      )
Norm        : 7.49340       (-0.924838     0.924784)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         106.04 using 59 PHA bins.
# Reduced chi-squared =         1.8604 for     57 degrees of freedom 
# Null hypothesis probability =   8.679638e-05
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.866e-08   1.054e-08
25- 50  3.590e-08   1.951e-08
50-150  7.874e-08   4.384e-08
15-150  1.333e-07   7.450e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 4.35045        (-1.59138      2.66473)
R1^2/D10^2  : 7.91721        (-6.91349      74.6603)
kT2 [keV]   : 38.4083        (-6.97889      11.3501)
R2^2/D10^2  : 1.42301E-02    (-0.00693943   0.0105494)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          51.02 using 59 PHA bins.
# Reduced chi-squared =         0.9277 for     55 degrees of freedom 
# Null hypothesis probability =   6.272921e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.345e-08   6.868e-09
25- 50  2.365e-08   6.840e-09
50-150  1.707e-07   4.363e-08
15-150  2.078e-07   4.855e-08
Plot creation:
Thu May 22 13:20:25 EDT 2014