batgrbproduct Analysis for Trigger=719854

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Oct 31 03:03:25 EDT 2016
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger719854/GCN5_download_cron
======================================================================

  Trigger: 00719854      Segment: 000

  BAT Trigger Time: 499513456   [s; MET]
      Trigger Stop: 499513800   [s; MET]
               UTC: 2016-10-30T09:43:58.915960    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 288.803232375459   Dec: 10.9413134909882  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    13.03
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    13.03

  Flight Position:   [ source = BAT ]
    RA: 288.803232375459   Dec: 10.9413134909882  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 288.810395480521   Dec: 10.9321314841533  [deg; J2000]  
        { 19h 15m 14.5s , +10d 55' 55.7" }
         +/- 2.3222295425337 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.02703947705962 [arcmin] (formal 1-sigma fit error)
    SNR: 9.12844374012088
 
  Angular difference between Flight and Ground position is 0.693960 arcmin
 
  Partial Coding Fraction: 0.515625    [ including projection effects ]

  Duration
     T90: 376.707999944687 +/- 27.0173165525343
        Measured from: -49.7559998631477
                   to: 326.952000081539     [s; relative to TRIGTIME]
     T50: 217.771999895573 +/- 45.8100373474727
        Measured from: 68.7200001478195
                   to: 286.492000043392     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -58.9120000004768     
                   to: -57.9120000004768     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -58.811999976635     
                   to: 335.536000013351     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     2.822275   0.933466   0.582148   0.176378
           0.172037   0.173749   0.146697   0.120355 [error]
 Peak      0.087545   0.040237   0.027104  -0.009161
           0.017945   0.014455   0.013355   0.011596 [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 9.66e-07 5.29e-07 1.82e-07 8.14e-08 1.72e-06 1.76e-06   erg/cm2
              Error 1.35e-07 1.18e-07 9.54e-08 7.91e-08 2.55e-07 2.86e-07   erg/cm2
Peak flux Power-law 9.37e-01 2.09e-01 2.38e-02 3.00e-03 1.17e+00 1.18e+00   ph/cm2/s
              Error 4.10e-01 2.19e-01 8.54e-02 5.19e-02 4.34e-01 4.36e-01   ph/cm2/s
 
Fluence   Cutoff-PL 9.69e-07 5.25e-07 1.78e-07 7.78e-08 1.72e-06 1.75e-06   erg/cm2
              Error 1.32e-07 1.16e-07 8.20e-08 9.35e-08 1.90e-07 2.68e-07   erg/cm2
Peak flux Cutoff-PL 9.51e-01 1.89e-01 1.85e-02 1.97e-03 1.16e+00 1.16e+00   ph/cm2/s
              Error -------- -------- -------- -------- -------- 4.37e-01   ph/cm2/s
 
Fluence        Band -------- -------- -------- -------- -------- --------   erg/cm2
              Error -------- -------- -------- -------- -------- --------   erg/cm2
Peak flux      Band 6.30e-01 9.60e-03 3.23e-05 1.09e-07 6.39e-01 6.39e-01   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    3.541    0.467    -      -           2.70e-04 1.06e-04   64.860 57
CPL   1.000    0.000      50.0    0.0      1.78e-03 0.00e+00  129.070 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    4.043    2.892    -      -           1.84e-03 3.69e-03   71.830 57
CPL   1.914    0.000       4.9    0.0      1.35e-02 0.00e+00   74.740 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  394.348  -58.812  335.536
T90   376.708  -49.756  326.952
T50   217.772   68.720  286.492
Peak    1.000  -58.912  -57.912

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  288.8104 +10.9321 0.0210   35.8 -141.7       4.1666     9.1  TRIG_00719854       
------------------------------------------
 
Foreground time interval of the image:
-15.799 335.536 (delta_t = 351.335 [sec])
Background time interval of the image:

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  -58.812 sec. to  335.536 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 3.54139     ( -0.434799   0.498271 )
Norm@50keV  : 2.70495E-04    ( -9.79595e-05   0.000114131 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          64.86 using 59 PHA bins.
# Reduced chi-squared =          1.138 for     57 degrees of freedom 
# Null hypothesis probability =   2.216358e-01
 
Photon flux (15-150 keV)    in 394.3 sec: 0.113148 ( -0.0132944  0.0132944 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.72171e-06 ( -2.46803e-07  2.64027e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from  -58.812 sec. to  335.536 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.00000     (     )
Epeak [keV] : 50.0000      (   )
Norm@50keV  : 1.78261E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =         129.07 using 59 PHA bins.
# Reduced chi-squared =         2.3049 for     56 degrees of freedom 
# Null hypothesis probability =   1.065327e-07
 
Photon flux (15-150 keV)    in 394.3 sec: 0.113080 ( -0.0132866  0.013287 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.71547e-06 ( -2.41402e-07  1.38955e-07 ) ergs/cm2
 
Band function
Time interval is from  -58.812 sec. to  335.536 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -2.88328   ( 2.88328   2.88328 )
beta        : -3.54241    ( -0.497307   0.434877 )
Epeak [keV] : 25.1559      ( -25.1559 -25.1559 )
Norm@50keV   : 3.67331E-02    ( -0.0114802   0.0155449 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          64.86 using 59 PHA bins.
# Reduced chi-squared =          1.179 for     55 degrees of freedom 
# Null hypothesis probability =   1.705592e-01
 
Photon flux (15-150 keV)    in 394.3 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]    : 3.77256  (-0.485505  0.588097)
R^2/D10^2   : 3.79995  (-2.08309   4.67166)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          77.54 using 59 PHA bins.
# Reduced chi-squared =          1.360 for     57 degrees of freedom 
# Null hypothesis probability =   3.655817e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.019e-06   2.904e-07
25- 50  3.102e-07   1.017e-07
50-150  2.620e-09   1.972e-09
15-150  1.332e-06   3.190e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 10.2794       (-2.54226      4.19105)
Norm        : 3.54444       (-1.55659     3.13723)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          72.63 using 59 PHA bins.
# Reduced chi-squared =          1.274 for     57 degrees of freedom 
# Null hypothesis probability =   7.937597e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  9.858e-07   1.920e-07
25- 50  4.402e-07   1.259e-07
50-150  3.252e-08   2.252e-08
15-150  1.459e-06   3.369e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 3.26694        (-0.48317      0.541149)
R1^2/D10^2  : 7.91322        (-4.6152      12.9426)
kT2 [keV]   : 18.6243        (-6.40923      12.3993)
R2^2/D10^2  : 1.82001E-03    (-0.00151316   0.00722839)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          57.48 using 59 PHA bins.
# Reduced chi-squared =          1.045 for     55 degrees of freedom 
# Null hypothesis probability =   3.833694e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.021e-06   4.104e-07
25- 50  4.226e-07   1.659e-07
50-150  5.937e-07   3.705e-07
15-150  2.037e-06   8.091e-07

Peak spectrum fit

Power-law model
Time interval is from  -58.912 sec. to  -57.912 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 4.04274     ( -1.93105   3.85258 )
Norm@50keV  : 1.83668E-03    ( -0.00174128   0.00564763 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          71.83 using 59 PHA bins.
# Reduced chi-squared =          1.260 for     57 degrees of freedom 
# Null hypothesis probability =   8.932375e-02
 
Photon flux (15-150 keV)    in 1 sec: 1.17263 ( -0.457451  0.411028 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.1119e-08 ( -2.05896e-08  3.03587e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from  -58.912 sec. to  -57.912 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.91438     (     )
Epeak [keV] : 4.91298      (   )
Norm@50keV  : 1.34995E-02    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          74.74 using 59 PHA bins.
# Reduced chi-squared =          1.335 for     56 degrees of freedom 
# Null hypothesis probability =   4.786283e-02
 
Photon flux (15-150 keV)    in 1 sec: 1.16175 (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.17393e-08 ( 0  0 ) ergs/cm2
 
Band function
Time interval is from  -58.912 sec. to  -57.912 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -9.99981   ( 9.99981   9.99981 )
beta        : -4.09629    ( -3.76952   2.00746 )
Epeak [keV] : 8.28874      ( -8.28874 -8.28874 )
Norm@50keV   : 0.237807    ( -0.221248   0.782575 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          71.82 using 59 PHA bins.
# Reduced chi-squared =          1.306 for     55 degrees of freedom 
# Null hypothesis probability =   6.342504e-02
 
Photon flux (15-150 keV)    in 1 sec: 0.639347 ( 6.36065  -0.639347 ) 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]    : 2.93567  (-1.79147  2.70661)
R^2/D10^2   : 170.499  (-188.575   926116)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          75.26 using 59 PHA bins.
# Reduced chi-squared =          1.320 for     57 degrees of freedom 
# Null hypothesis probability =   5.300664e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.782e-08   1.588e-08
25- 50  3.757e-09   2.646e-09
50-150  5.066e-12   6.760e-12
15-150  3.159e-08   1.946e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 6.70975       (-6.66711      45.6568)
Norm        : 98.4839       (-101.491     26158.3)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          73.84 using 59 PHA bins.
# Reduced chi-squared =          1.295 for     57 degrees of freedom 
# Null hypothesis probability =   6.617363e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.788e-08   1.679e-08
25- 50  6.414e-09   4.674e-09
50-150  1.212e-10   1.449e-10
15-150  3.441e-08   2.081e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 1.64278        (-1.15079      1.63148)
R1^2/D10^2  : 1.41346E+04        (-15065.3      -15102.4)
kT2 [keV]   : 19.0460        (-14.7316      76.0905)
R2^2/D10^2  : 3.11264E-02    (-0.0331888   0.241973)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          67.81 using 59 PHA bins.
# Reduced chi-squared =          1.233 for     55 degrees of freedom 
# Null hypothesis probability =   1.150194e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.193e-08   1.189e-08
25- 50  1.087e-08   7.395e-09
50-150  2.850e-08   2.257e-08
15-150  6.129e-08   3.215e-08
Plot creation:
Mon Oct 31 03:11:02 EDT 2016