batgrbproduct Analysis for Trigger=614390

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Oct  5 18:36:23 EDT 2014
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger614390/GCN5_download_cron
======================================================================

  Trigger: 00614390      Segment: 000

  BAT Trigger Time: 434157667.008   [s; MET]
      Trigger Stop: 434157667.264   [s; MET]
               UTC: 2014-10-04T23:20:54.395160    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 76.7295316221785   Dec: 12.8331117727635  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    19.75
     Image Trigger?:     NO
     Rate S/N Ratio:     90.9615303301346  [ if not an image trigger ]
     Image S/N Ratio:    19.75

  Flight Position:   [ source = BAT ]
    RA: 76.7295316221785   Dec: 12.8331117727635  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 76.7209322831706   Dec: 12.8281132166112  [deg; J2000]  
        { 05h 06m 53.0s , +12d 49' 41.2" }
         +/- 0.811351481867156 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.245077352512107 [arcmin] (formal 1-sigma fit error)
    SNR: 41.0033896637391
 
  Angular difference between Flight and Ground position is 0.585692 arcmin
 
  Partial Coding Fraction: 1.015625    [ including projection effects ]

  Duration
     T90: 3.91999995708466 +/- 1.07337229135984
        Measured from: -0.339999914169312
                   to: 3.58000004291534     [s; relative to TRIGTIME]
     T50: 1.13599997758865 +/- 0.173666344517265
        Measured from: 0.096000075340271
                   to: 1.23200005292892     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -0.0559999942779541     
                   to: 0.944000005722046     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.844000041484833     
                   to: 5.34399998188019     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.439990   0.478080   0.271725   0.061464
           0.016594   0.016941   0.013984   0.010879 [error]
 Peak      0.236947   0.299572   0.184739   0.035129
           0.008769   0.009489   0.007873   0.005121 [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 1.29e-07 1.91e-07 2.11e-07 4.39e-07 6.66e-07 9.71e-07   erg/cm2
              Error 9.39e-09 8.45e-09 1.38e-08 6.05e-08 3.20e-08 7.22e-08   erg/cm2
Peak flux Power-law 2.29e+00 2.06e+00 1.27e+00 1.20e+00 6.12e+00 6.82e+00   ph/cm2/s
              Error 1.54e-01 8.57e-02 6.53e-02 1.24e-01 2.51e-01 2.66e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.23e-07 1.99e-07 2.12e-07 2.44e-07 6.43e-07 7.77e-07   erg/cm2
              Error 1.11e-08 1.06e-08 1.47e-08 1.29e-07 3.79e-08 1.34e-07   erg/cm2
Peak flux Cutoff-PL 2.06e+00 2.16e+00 1.32e+00 6.46e-01 5.94e+00 6.19e+00   ph/cm2/s
              Error 1.86e-01 1.03e-01 7.32e-02 1.95e-01 2.66e-01 3.36e-01   ph/cm2/s
 
Fluence        Band 1.19e-07 2.01e-07 2.06e-07 3.53e-07 6.45e-07 8.81e-07   erg/cm2
              Error 1.19e-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    1.858    0.083    -      -           1.17e-02 5.59e-04   59.370 57
CPL   1.487    0.344      64.0   62.7      1.84e-02 7.93e-03   55.630 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.691    0.069    -      -           4.62e-02 1.88e-03   77.900 57
CPL   1.110    0.302      75.0   19.4      9.16e-02 3.30e-02   65.440 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: 4.736000 sec.
T50 in the 50-300 keV band: 0.704000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100    6.188   -0.844    5.344
T90     3.920   -0.340    3.580
T50     1.136    0.096    1.232
Peak    1.000   -0.056    0.944

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
   76.7209 +12.8281 0.0047   13.2  174.9       1.2628    41.0  TRIG_00614390       
------------------------------------------
 
Foreground time interval of the image:
 -0.844   5.344 (delta_t =   6.188 [sec])
Background time interval of the image:
-102.507  -0.844 (delta_t = 101.663 [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   -0.844 sec. to    5.344 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.85771     ( -0.0822102   0.0832075 )
Norm@50keV  : 1.17018E-02    ( -0.000561037   0.00055751 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          59.37 using 59 PHA bins.
# Reduced chi-squared =          1.041 for     57 degrees of freedom 
# Null hypothesis probability =   3.894213e-01
 
Photon flux (15-150 keV)    in 6.188 sec: 1.64997 ( -0.0750505  0.0751999 ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.65748e-07 ( -3.19638e-08  3.21303e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -0.844 sec. to    5.344 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.48686     ( -0.358166   0.329037 )
Epeak [keV] : 64.0479      ( -13.1228 112.216 )
Norm@50keV  : 1.84108E-02    ( -0.00596584   0.00990323 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.63 using 59 PHA bins.
# Reduced chi-squared =         0.9934 for     56 degrees of freedom 
# Null hypothesis probability =   4.888115e-01
 
Photon flux (15-150 keV)    in 6.188 sec: 1.61338 ( -0.08142  0.08143 ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.42624e-07 ( -3.78477e-08  3.79448e-08 ) ergs/cm2
 
Band function
Time interval is from   -0.844 sec. to    5.344 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 4.87268   ( -6.03737   -4.87268 )
beta        : -1.91946    ( -0.0941945   0.0914709 )
Epeak [keV] : 22.1471      ( -3.17318 2.61213 )
Norm@50keV   : 2863.76    ( -124.041   9204.69 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.10 using 59 PHA bins.
# Reduced chi-squared =         0.9836 for     55 degrees of freedom 
# Null hypothesis probability =   5.089956e-01
 
Photon flux (15-150 keV)    in 6.188 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.45025e-07 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 11.8766  (  )
R^2/D10^2   : 0.392185  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         161.09 using 59 PHA bins.
# Reduced chi-squared =         2.8262 for     57 degrees of freedom 
# Null hypothesis probability =   7.150148e-12
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  7.233e-08   5.971e-09
25- 50  2.249e-07   1.296e-08
50-150  1.894e-07   1.943e-08
15-150  4.866e-07   2.367e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 92.7509       (-13.9857      18.3024)
Norm        : 7.32473       (-0.494354     0.545101)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.29 using 59 PHA bins.
# Reduced chi-squared =         0.9876 for     57 degrees of freedom 
# Null hypothesis probability =   5.015445e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.184e-07   1.015e-08
25- 50  2.015e-07   9.499e-09
50-150  3.125e-07   8.577e-08
15-150  6.324e-07   8.512e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.25943        (-0.956221      1.08048)
R1^2/D10^2  : 2.92796        (-1.21638      2.4441)
kT2 [keV]   : 21.1423        (-3.138      4.95598)
R2^2/D10^2  : 3.34638E-02    (-0.0186547   0.0307465)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          59.25 using 59 PHA bins.
# Reduced chi-squared =          1.077 for     55 degrees of freedom 
# Null hypothesis probability =   3.234677e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.174e-07   1.983e-08
25- 50  1.992e-07   2.593e-08
50-150  3.119e-07   6.581e-08
15-150  6.285e-07   9.034e-08

Peak spectrum fit

Power-law model
Time interval is from   -0.056 sec. to    0.944 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.69125     ( -0.0686841   0.0691565 )
Norm@50keV  : 4.62350E-02    ( -0.00188413   0.0018792 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          77.90 using 59 PHA bins.
# Reduced chi-squared =          1.367 for     57 degrees of freedom 
# Null hypothesis probability =   3.439059e-02
 
Photon flux (15-150 keV)    in 1 sec: 6.12187 ( -0.251107  0.251493 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.2838e-07 ( -1.82275e-08  1.82908e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -0.056 sec. to    0.944 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.11028     ( -0.313848   0.291079 )
Epeak [keV] : 74.9941      ( -11.409 27.3484 )
Norm@50keV  : 9.16104E-02    ( -0.0260429   0.0400199 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.44 using 59 PHA bins.
# Reduced chi-squared =          1.169 for     56 degrees of freedom 
# Null hypothesis probability =   1.817789e-01
 
Photon flux (15-150 keV)    in 1 sec: 5.94226 ( -0.26547  0.26562 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.10407e-07 ( -2.0414e-08  2.0382e-08 ) ergs/cm2
 
Band function
Time interval is from   -0.056 sec. to    0.944 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.676684   ( -0.546654   0.984209 )
beta        : -2.01691    ( -0.659783   0.195538 )
Epeak [keV] : 55.3088      ( -15.901 24.7139 )
Norm@50keV   : 0.168758    ( -0.0890871   0.644924 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          62.59 using 59 PHA bins.
# Reduced chi-squared =          1.138 for     55 degrees of freedom 
# Null hypothesis probability =   2.249295e-01
 
Photon flux (15-150 keV)    in 1 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.11696e-07 ( -4.11689e-07  -1.9701e-08 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 13.4445  (  )
R^2/D10^2   : 0.983014  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         175.81 using 59 PHA bins.
# Reduced chi-squared =         3.0843 for     57 degrees of freedom 
# Null hypothesis probability =   4.848083e-14
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.764e-08   2.690e-09
25- 50  1.344e-07   7.050e-09
50-150  1.565e-07   1.210e-08
15-150  3.285e-07   1.385e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 136.745       (      )
Norm        : 25.4859       (-1.20973     1.48419)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          66.14 using 59 PHA bins.
# Reduced chi-squared =          1.160 for     57 degrees of freedom 
# Null hypothesis probability =   1.906097e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  6.495e-08   4.360e-09
25- 50  1.193e-07   7.350e-09
50-150  2.291e-07   5.940e-08
15-150  4.133e-07   6.705e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 7.64675        (-1.21891      1.26158)
R1^2/D10^2  : 4.98280        (-1.8126      3.65791)
kT2 [keV]   : 24.9039        (-4.15543      6.93043)
R2^2/D10^2  : 7.28256E-02    (-0.043481   0.0790473)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          68.90 using 59 PHA bins.
# Reduced chi-squared =          1.253 for     55 degrees of freedom 
# Null hypothesis probability =   9.849028e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.870e-08   8.250e-09
25- 50  1.267e-07   1.365e-08
50-150  2.234e-07   4.440e-08
15-150  4.088e-07   5.970e-08
Plot creation:
Sun Oct  5 18:40:36 EDT 2014