batgrbproduct Analysis for Trigger=716127

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sat Oct  8 19:57:27 EDT 2016
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger716127/GCN5_download_cron
======================================================================

  Trigger: 00716127      Segment: 000

  BAT Trigger Time: 497568360   [s; MET]
      Trigger Stop: 497568424   [s; MET]
               UTC: 2016-10-07T21:25:43.026220    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 103.390045627351   Dec: 23.2890509134283  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    10.47
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    10.47

  Flight Position:   [ source = BAT ]
    RA: 103.390045627351   Dec: 23.2890509134283  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 103.407981926992   Dec: 23.2885476272225  [deg; J2000]  
        { 06h 53m 37.9s , +23d 17' 18.8" }
         +/- 1.55685355074424 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.789148186303047 [arcmin] (formal 1-sigma fit error)
    SNR: 16.1613903749925
 
  Angular difference between Flight and Ground position is 0.988956 arcmin
 
  Partial Coding Fraction: 0.875    [ including projection effects ]

  Duration
     T90: 201.68799996376 +/- 40.3326409979874
        Measured from: 21.6200001239777
                   to: 223.308000087738     [s; relative to TRIGTIME]
     T50: 74.0479999184608 +/- 29.7085266996254
        Measured from: 34.484000146389
                   to: 108.53200006485     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 33.8080000281334     
                   to: 34.8080000281334     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 18.2239999771118     
                   to: 261.184000015259     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.543407   0.897246   0.525393   0.209352
           0.078509   0.080541   0.068117   0.055555 [error]
 Peak      0.008067   0.017405   0.019898   0.010425
           0.005175   0.005490   0.004799   0.004000 [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 1.71e-07 3.22e-07 4.70e-07 1.46e-06 1.33e-06 2.42e-06   erg/cm2
              Error 3.06e-08 3.59e-08 6.58e-08 4.36e-07 1.61e-07 4.88e-07   erg/cm2
Peak flux Power-law 7.70e-02 1.13e-01 1.24e-01 2.56e-01 3.93e-01 5.70e-01   ph/cm2/s
              Error 5.04e-02 4.55e-02 3.66e-02 1.75e-01 1.19e-01 1.85e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.62e-07 3.38e-07 4.78e-07 7.68e-07 1.28e-06 1.75e-06   erg/cm2
              Error 3.44e-08 4.50e-08 7.07e-08 8.12e-07 1.85e-07 8.01e-07   erg/cm2
Peak flux Cutoff-PL 6.71e-02 1.14e-01 1.31e-01 1.70e-01 3.85e-01 4.82e-01   ph/cm2/s
              Error 5.33e-02 5.03e-02 4.47e-02 2.31e-01 1.23e-01 2.32e-01   ph/cm2/s
 
Fluence        Band -------- -------- -------- -------- -------- --------   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    1.456    0.183    -      -           5.75e-04 6.26e-05   57.900 57
CPL   1.059    0.691     112.8    0.0      9.33e-04 0.00e+00   57.000 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    0.866    0.544    -      -           3.42e-03 1.05e-03   54.560 57
CPL   0.415    1.284     212.7    0.0      5.28e-03 3.25e-02   54.400 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: 54.848000 sec.
T50 in the 50-300 keV band: 21.632000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100  242.960   18.224  261.184
T90   201.688   21.620  223.308
T50    74.048   34.484  108.532
Peak    1.000   33.808   34.808

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  103.4080 +23.2885 0.0118   18.2   47.2       1.2235    16.2  TRIG_00716127       
------------------------------------------
 
Foreground time interval of the image:
 18.224  70.301 (delta_t =  52.077 [sec])
Background time interval of the image:
-239.000  18.224 (delta_t = 257.224 [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
Multiple GTIs in the spectrum
tstart tstop
18.224000 105.360000
106.000000 261.184000
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.45571     ( -0.182498   0.182614 )
Norm@50keV  : 5.75078E-04    ( -6.27914e-05   6.2479e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          57.90 using 59 PHA bins.
# Reduced chi-squared =          1.016 for     57 degrees of freedom 
# Null hypothesis probability =   4.419974e-01
 
Photon flux (15-150 keV)    in 242.3 sec: 7.09714E-02 ( -0.007662  0.00767089 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.33201e-06 ( -1.59804e-07  1.61636e-07 ) ergs/cm2
 
Cutoff power-law model
Multiple GTIs in the spectrum
tstart tstop
18.224000 105.360000
106.000000 261.184000
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.05885     ( -0.844265   0.538706 )
Epeak [keV] : 112.843      (   )
Norm@50keV  : 9.33249E-04    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          57.00 using 59 PHA bins.
# Reduced chi-squared =          1.018 for     56 degrees of freedom 
# Null hypothesis probability =   4.374831e-01
 
Photon flux (15-150 keV)    in 242.3 sec: 6.98884E-02 ( -0.0079263  0.0079102 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.28351e-06 ( -1.85902e-07  1.83596e-07 ) ergs/cm2
 
Band function
Multiple GTIs in the spectrum
tstart tstop
18.224000 105.360000
106.000000 261.184000
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 4.63139   ( -3.5352   -4.63139 )
beta        : -1.73256    ( -0.288221   0.256588 )
Epeak [keV] : 31.0807      ( -5.51684 4.95176 )
Norm@50keV   : 9.50782    ( -0.998953   92.2928 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          53.49 using 59 PHA bins.
# Reduced chi-squared =         0.9726 for     55 degrees of freedom 
# Null hypothesis probability =   5.324220e-01
 
Photon flux (15-150 keV)    in 242.3 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]    : 13.7425  (-1.80222  2.19154)
R^2/D10^2   : 1.10266E-02  (-0.0045102   0.00720957)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          73.58 using 59 PHA bins.
# Reduced chi-squared =          1.291 for     57 degrees of freedom 
# Null hypothesis probability =   6.882908e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.068e-07   2.273e-08
25- 50  3.897e-07   6.263e-08
50-150  4.799e-07   1.071e-07
15-150  9.764e-07   1.558e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (-64.6895      -200)
Norm        : 0.292020       (-0.0309446     0.0309446)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          57.59 using 59 PHA bins.
# Reduced chi-squared =          1.010 for     57 degrees of freedom 
# Null hypothesis probability =   4.530658e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.762e-07   9.823e-08
25- 50  3.390e-07   1.861e-07
50-150  7.434e-07   3.963e-07
15-150  1.259e-06   6.868e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 9.09766        (-2.08039      2.26635)
R1^2/D10^2  : 3.64660E-02        (-0.0176341      0.0327522)
kT2 [keV]   : 43.6316        (-19.6837      -44.0609)
R2^2/D10^2  : 1.64453E-04    (-0.000137113   0.000923269)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          52.74 using 59 PHA bins.
# Reduced chi-squared =         0.9589 for     55 degrees of freedom 
# Null hypothesis probability =   5.614887e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.524e-07   4.971e-08
25- 50  3.737e-07   1.433e-07
50-150  8.019e-07   4.119e-07
15-150  1.328e-06   5.768e-07

Peak spectrum fit

Power-law model
Time interval is from   33.808 sec. to   34.808 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.866088     ( -0.582245   0.504901 )
Norm@50keV  : 3.42110E-03    ( -0.00107522   0.00102935 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.56 using 59 PHA bins.
# Reduced chi-squared =         0.9571 for     57 degrees of freedom 
# Null hypothesis probability =   5.673367e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.392652 ( -0.118044  0.119762 ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.89107e-08 ( -1.16331e-08  1.17642e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   33.808 sec. to   34.808 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.414537     ( -2.98245   -0.414539 )
Epeak [keV] : 212.735      ( -212.735 -212.735 )
Norm@50keV  : 5.28313E-03    ( -0.00281532   0.0621777 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.40 using 59 PHA bins.
# Reduced chi-squared =         0.9714 for     56 degrees of freedom 
# Null hypothesis probability =   5.357442e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.384792 ( -0.122381  0.123269 ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.82189e-08 ( -1.21936e-08  1.21423e-08 ) ergs/cm2
 
Band function
Time interval is from   33.808 sec. to   34.808 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.825006   ( 0.825178   0.825178 )
beta        : -0.864334    ( -0.504671   0.582202 )
Epeak [keV] : 13.9432      ( -13.9358 -13.9358 )
Norm@50keV   : 5.17391E-03    ( -0.00279392   0 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.56 using 59 PHA bins.
# Reduced chi-squared =         0.9919 for     55 degrees of freedom 
# Null hypothesis probability =   4.915588e-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]    : 25.3319  (-8.46472  17.2493)
R^2/D10^2   : 9.35945E-03  (-0.00934667   0.0241174)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.67 using 59 PHA bins.
# Reduced chi-squared =         0.9767 for     57 degrees of freedom 
# Null hypothesis probability =   5.249328e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.036e-09   6.665e-10
25- 50  5.917e-09   3.706e-09
50-150  2.810e-08   1.754e-08
15-150  3.505e-08   2.029e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (-85.1767      -200)
Norm        : 1.61764       (-0.497918     0.497918)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          59.42 using 59 PHA bins.
# Reduced chi-squared =          1.042 for     57 degrees of freedom 
# Null hypothesis probability =   3.874916e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.028e-09   2.567e-09
25- 50  7.748e-09   4.918e-09
50-150  1.699e-08   1.039e-08
15-150  2.877e-08   1.800e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 9.23833        (-9.98975      -9.98975)
R1^2/D10^2  : 8.75325E-02        (-0.0780295      -0.0780295)
kT2 [keV]   : 34.8467        (-40.0626      -40.0626)
R2^2/D10^2  : 2.98808E-03    (-0.00205956   0.0203421)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.33 using 59 PHA bins.
# Reduced chi-squared =         0.9878 for     55 degrees of freedom 
# Null hypothesis probability =   5.001630e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.989e-09   1.682e-09
25- 50  6.625e-09   4.418e-09
50-150  2.815e-08   1.677e-08
15-150  3.677e-08   2.065e-08
Plot creation:
Sat Oct  8 20:03:05 EDT 2016