batgrbproduct Analysis for Trigger=671014

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Wed Jan 20 01:18:42 EST 2016
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger671014/GCN5_download_cron
======================================================================

  Trigger: 00671014      Segment: 000

  BAT Trigger Time: 474865584   [s; MET]
      Trigger Stop: 474865672   [s; MET]
               UTC: 2016-01-19T03:06:08.282120    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 211.892936150736   Dec: 20.474466794798  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    10.54
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    10.54

  Flight Position:   [ source = BAT ]
    RA: 211.892936150736   Dec: 20.474466794798  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 211.915744336371   Dec: 20.452533872918  [deg; J2000]  
        { 14h 07m 39.8s , +20d 27' 09.1" }
         +/- 2.03229277973184 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.01407523171009 [arcmin] (formal 1-sigma fit error)
    SNR: 11.0442947420024
 
  Angular difference between Flight and Ground position is 1.837296 arcmin
 
  Partial Coding Fraction: 0.7734375    [ including projection effects ]

  Duration
     T90: 120.171999931335 +/- 14.9228180919667
        Measured from: 54.0920001268387
                   to: 174.264000058174     [s; relative to TRIGTIME]
     T50: 21.2599999904633 +/- 1.2861974563825
        Measured from: 133.960000097752
                   to: 155.220000088215     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 146.055999994278     
                   to: 147.055999994278     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 32.6200000047684     
                   to: 200.227999985218     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     3.771822   4.422172   3.050756   0.727474
           0.091607   0.095524   0.083853   0.072503 [error]
 Peak      0.091487   0.136149   0.104283   0.021933
           0.007617   0.008600   0.007433   0.005712 [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 1.18e-06 1.93e-06 2.38e-06 5.82e-06 7.13e-06 1.13e-05   erg/cm2
              Error 6.54e-08 5.99e-08 8.77e-08 4.93e-07 2.07e-07 5.40e-07   erg/cm2
Peak flux Power-law 9.96e-01 9.80e-01 6.74e-01 7.31e-01 2.94e+00 3.38e+00   ph/cm2/s
              Error 1.17e-01 7.25e-02 6.04e-02 1.31e-01 2.10e-01 2.38e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.18e-06 1.93e-06 2.38e-06 5.77e-06 7.13e-06 1.13e-05   erg/cm2
              Error 5.92e-08 5.94e-08 8.70e-08 6.47e-07 2.02e-07 7.86e-07   erg/cm2
Peak flux Cutoff-PL 9.00e-01 1.03e+00 7.09e-01 4.14e-01 2.88e+00 3.05e+00   ph/cm2/s
              Error 1.41e-01 8.65e-02 6.96e-02 2.07e-01 2.16e-01 2.99e-01   ph/cm2/s
 
Fluence        Band -------- -------- -------- -------- -------- --------   erg/cm2
              Error -------- -------- -------- -------- -------- --------   erg/cm2
Peak flux      Band 9.16e-01 1.02e+00 7.05e-01 4.62e-01 2.89e+00 3.10e+00   ph/cm2/s
              Error 1.40e-01 -------- -------- -------- -------- --------   ph/cm2/s
 
=== Time-averaged spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.694    0.056    -      -           4.59e-03 1.29e-04   46.510 57
CPL   1.695    0.066    9999.4   -0.0      4.60e-03 3.17e-04   46.530 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.539    0.118    -      -           2.33e-02 1.68e-03   63.630 57
CPL   0.987    0.496      93.2  110.3      4.41e-02 2.67e-02   59.480 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: 41.344000 sec.
T50 in the 50-300 keV band: 15.680000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100  167.608   32.620  200.228
T90   120.172   54.092  174.264
T50    21.260  133.960  155.220
Peak    1.000  146.056  147.056

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  211.9157 +20.4525 0.0173   30.3 -178.0       1.3950    11.0  TRIG_00671014       
------------------------------------------
 
Foreground time interval of the image:
 32.620  95.301 (delta_t =  62.681 [sec])
Background time interval of the image:
-239.000 -219.000 (delta_t =  20.000 [sec])
-218.000  32.620 (delta_t = 250.620 [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   32.620 sec. to  200.228 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.69393     ( -0.0555622   0.0558132 )
Norm@50keV  : 4.59208E-03    ( -0.000128678   0.00012852 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.51 using 59 PHA bins.
# Reduced chi-squared =         0.8159 for     57 degrees of freedom 
# Null hypothesis probability =   8.381574e-01
 
Photon flux (15-150 keV)    in 167.6 sec: 0.608591 ( -0.0190833  0.0191678 ) ph/cm2/s
Energy fluence (15-150 keV)             : 7.12934e-06 ( -2.06976e-07  2.07477e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   32.620 sec. to  200.228 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.69451     ( -0.0774099   0.0546766 )
Epeak [keV] : 9999.36      ( -9999.35 -9999.36 )
Norm@50keV  : 4.59677E-03    ( -0.000128519   0.000505366 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.53 using 59 PHA bins.
# Reduced chi-squared =         0.8310 for     56 degrees of freedom 
# Null hypothesis probability =   8.123347e-01
 
Photon flux (15-150 keV)    in 167.6 sec: 0.609093 ( -0.019993  0.018355 ) ph/cm2/s
Energy fluence (15-150 keV)             : 7.12841e-06 ( -1.99092e-07  2.05226e-07 ) ergs/cm2
 
Band function
Time interval is from   32.620 sec. to  200.228 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.27763   ( 1.27675   1.27675 )
beta        : -1.69588    ( -0.0607468   0.0569938 )
Epeak [keV] : 38.2131      ( -38.0554 -38.0554 )
Norm@50keV   : 9.81533E-03    ( -0.00526457   0 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.47 using 59 PHA bins.
# Reduced chi-squared =         0.8448 for     55 degrees of freedom 
# Null hypothesis probability =   7.868347e-01
 
Photon flux (15-150 keV)    in 167.6 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]    : 14.8346  (  )
R^2/D10^2   : 6.41346E-02  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         385.52 using 59 PHA bins.
# Reduced chi-squared =         6.7636 for     57 degrees of freedom 
# Null hypothesis probability =   2.694987e-50
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.961e-07   2.891e-08
25- 50  1.951e-06   7.374e-08
50-150  2.908e-06   1.684e-07
15-150  5.355e-06   1.768e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 158.154       (-22.33      26.8647)
Norm        : 2.43527       (-0.0862337     0.0977143)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          60.93 using 59 PHA bins.
# Reduced chi-squared =          1.069 for     57 degrees of freedom 
# Null hypothesis probability =   3.365454e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.043e-06   5.648e-08
25- 50  1.949e-06   1.123e-07
50-150  3.929e-06   9.453e-07
15-150  6.921e-06   9.830e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.95067        (-0.721651      0.765469)
R1^2/D10^2  : 0.720477        (-0.225023      0.368651)
kT2 [keV]   : 27.5942        (-2.94911      3.95754)
R2^2/D10^2  : 5.56992E-03    (-0.00209299   0.00286105)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.28 using 59 PHA bins.
# Reduced chi-squared =          1.187 for     55 degrees of freedom 
# Null hypothesis probability =   1.616653e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.047e-06   9.201e-08
25- 50  1.952e-06   9.888e-08
50-150  4.050e-06   3.486e-07
15-150  7.049e-06   4.089e-07

Peak spectrum fit

Power-law model
Time interval is from  146.056 sec. to  147.056 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.53907     ( -0.117529   0.119002 )
Norm@50keV  : 2.33119E-02    ( -0.0016795   0.00167267 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          63.63 using 59 PHA bins.
# Reduced chi-squared =          1.116 for     57 degrees of freedom 
# Null hypothesis probability =   2.545581e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.94190 ( -0.209449  0.209647 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.19809e-07 ( -1.71182e-08  1.72126e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from  146.056 sec. to  147.056 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.986866     ( -0.523609   0.467469 )
Epeak [keV] : 93.1847      ( -23.9346 196.707 )
Norm@50keV  : 4.41115E-02    ( -0.0180426   0.0353937 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          59.48 using 59 PHA bins.
# Reduced chi-squared =          1.062 for     56 degrees of freedom 
# Null hypothesis probability =   3.501983e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.87924 ( -0.21617  0.2161 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.12869e-07 ( -1.83e-08  1.8317e-08 ) ergs/cm2
 
Band function
Time interval is from  146.056 sec. to  147.056 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.986803   ( -0.364108   0.569353 )
beta        : -10.0000    ( 10   0 )
Epeak [keV] : 93.1637      ( -19.5275 197.522 )
Norm@50keV   : 4.41115E-02    ( -0.0180486   0.0353402 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          59.48 using 59 PHA bins.
# Reduced chi-squared =          1.081 for     55 degrees of freedom 
# Null hypothesis probability =   3.159412e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.89340 (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.14063e-07 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 15.0057  (-1.24202  1.36842)
R^2/D10^2   : 0.336921  (-0.0898156   0.120659)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          98.25 using 59 PHA bins.
# Reduced chi-squared =          1.724 for     57 degrees of freedom 
# Null hypothesis probability =   5.659264e-04
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.588e-08   2.090e-09
25- 50  6.313e-08   6.010e-09
50-150  9.676e-08   1.310e-08
15-150  1.758e-07   1.530e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 199.363       (-54.9928      -199.363)
Norm        : 12.0497       (-0.835597     0.836099)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          60.44 using 59 PHA bins.
# Reduced chi-squared =          1.060 for     57 degrees of freedom 
# Null hypothesis probability =   3.526149e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.001e-08   2.430e-09
25- 50  5.772e-08   5.505e-09
50-150  1.266e-07   3.216e-08
15-150  2.143e-07   4.310e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.20850        (-1.78488      2.20665)
R1^2/D10^2  : 4.10078        (-2.5557      11.6439)
kT2 [keV]   : 22.1776        (-3.68403      6.5484)
R2^2/D10^2  : 6.91123E-02    (-0.0439739   0.0719626)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          60.26 using 59 PHA bins.
# Reduced chi-squared =          1.096 for     55 degrees of freedom 
# Null hypothesis probability =   2.912181e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.829e-08   9.840e-09
25- 50  5.694e-08   1.658e-08
50-150  1.249e-07   3.758e-08
15-150  2.101e-07   5.330e-08
Plot creation:
Wed Jan 20 01:23:55 EST 2016