batgrbproduct Analysis for Trigger=701668

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Jun 27 20:40:55 EDT 2016
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger701668/GCN5_download_cron
======================================================================

  Trigger: 00701668      Segment: 000

  BAT Trigger Time: 488676632   [s; MET]
      Trigger Stop: 488676952   [s; MET]
               UTC: 2016-06-26T23:30:15.525600    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 186.443755724593   Dec: 12.7469721198798  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    6.34
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    6.34

  Flight Position:   [ source = BAT ]
    RA: 186.443755724593   Dec: 12.7469721198798  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 186.57288565159   Dec: 12.7158788103473  [deg; J2000]  
        { 12h 26m 17.5s , +12d 42' 57.2" }
         +/- 4.1232481759635 [arcmin] (estimated 90% radius based on SNR)
         +/- 2.92543544479285 [arcmin] (formal 1-sigma fit error)
    SNR: 4.01980368075788
 
  Angular difference between Flight and Ground position is 7.784173 arcmin
 
  Partial Coding Fraction: 1.015625    [ including projection effects ]

  Duration
     T90: 320 +/- 
        Measured from: 0
                   to: 320     [s; relative to TRIGTIME]
     T50: 320 +/- 
        Measured from: 0
                   to: 320     [s; relative to TRIGTIME]

    WARNING: battblocks failed.  Used TDRSS fore/background intervals

  Fluence
     Peak Flux  (peak 320 second)
        Measured from: 0     
                   to: 320     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0     
                   to: 320     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.391273   0.498306   0.147620  -0.068919
           0.087464   0.090486   0.078340   0.068097 [error]
 Peak      0.391273   0.498306   0.147620  -0.068919
           0.087464   0.090486   0.078340   0.068097 [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 1.19e-07 1.49e-07 1.35e-07 2.14e-07 4.77e-07 6.18e-07   erg/cm2
              Error 3.45e-08 3.90e-08 6.27e-08 1.89e-07 1.50e-07 2.75e-07   erg/cm2
Peak flux Power-law 1.22e-02 8.44e-03 3.83e-03 2.42e-03 2.56e-02 2.69e-02   ph/cm2/s
              Error 3.59e-03 2.16e-03 1.72e-03 1.99e-03 6.23e-03 6.76e-03   ph/cm2/s
 
Fluence   Cutoff-PL 1.07e-07 2.12e-07 2.37e-08 1.53e-11 3.43e-07 3.43e-07   erg/cm2
              Error 4.29e-08 6.21e-08 5.89e-08 9.33e-09 1.01e-07 1.01e-07   erg/cm2
Peak flux Cutoff-PL 1.04e-02 1.24e-02 8.11e-04 2.81e-07 2.36e-02 2.36e-02   ph/cm2/s
              Error 4.45e-03 3.51e-03 1.77e-03 1.50e-04 5.89e-03 5.89e-03   ph/cm2/s
 
Fluence        Band 1.10e-07 2.04e-07 6.30e-08 1.89e-08 3.91e-07 4.00e-07   erg/cm2
              Error 3.80e-08 -------- 7.46e-08 8.46e-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    2.139    0.449    -      -           1.60e-04 5.56e-05   67.920 57
CPL  -4.611    0.377      30.5    5.7      5.68e+00 1.54e+04   61.840 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.139    0.449    -      -           1.60e-04 5.56e-05   67.920 57
CPL  -4.611    0.377      30.5    5.7      5.68e+00 1.54e+04   61.840 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  320.000    0.000  320.000
T90   320.000    0.000  320.000
T50   320.000    0.000  320.000
Peak  320.000    0.000  320.000

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  186.5729 +12.7159 0.0479   10.7  -18.5       0.8403     4.0  TRIG_00701668       
------------------------------------------
 
Foreground time interval of the image:
  0.000 320.000 (delta_t = 320.000 [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    0.000 sec. to  320.000 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.13917     ( -0.414611   0.484139 )
Norm@50keV  : 1.59877E-04    ( -5.58951e-05   5.54018e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          67.92 using 59 PHA bins.
# Reduced chi-squared =          1.192 for     57 degrees of freedom 
# Null hypothesis probability =   1.525744e-01
 
Photon flux (15-150 keV)    in 320 sec: 2.56488E-02 ( -0.00622727  0.00624218 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.77149e-07 ( -1.44095e-07  1.56219e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.000 sec. to  320.000 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: -4.61143     ( 3.29491   4.04984 )
Epeak [keV] : 30.4980      ( -4.73599 6.66044 )
Norm@50keV  : 5.68410    ( -5.81492   30820.1 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          61.84 using 59 PHA bins.
# Reduced chi-squared =          1.104 for     56 degrees of freedom 
# Null hypothesis probability =   2.755143e-01
 
Photon flux (15-150 keV)    in 320 sec: 2.35744E-02 ( -0.0058603  0.0059211 ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.4313e-07 ( -8.84621e-08  1.12656e-07 ) ergs/cm2
 
Band function
Time interval is from    0.000 sec. to  320.000 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 4.86409   ( -5.17205   -4.86409 )
beta        : -4.09117    ( 4.09117   1.54079 )
Epeak [keV] : 29.9782      ( -5.50679 4.80801 )
Norm@50keV   : 9.18771    ( -2.07192   30.9385 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          61.32 using 59 PHA bins.
# Reduced chi-squared =          1.115 for     55 degrees of freedom 
# Null hypothesis probability =   2.597049e-01
 
Photon flux (15-150 keV)    in 320 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.90861e-07 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 7.91365  (-1.47414  1.88158)
R^2/D10^2   : 3.23445E-02  (-0.0185968   0.0404574)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          62.62 using 59 PHA bins.
# Reduced chi-squared =          1.099 for     57 degrees of freedom 
# Null hypothesis probability =   2.837351e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.163e-07   5.058e-08
25- 50  1.997e-07   9.446e-08
50-150  5.058e-08   3.612e-08
15-150  3.665e-07   1.625e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 43.8110       (-19.0437      48.2562)
Norm        : 0.160834       (-0.0542177     0.0874102)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.60 using 59 PHA bins.
# Reduced chi-squared =          1.151 for     57 degrees of freedom 
# Null hypothesis probability =   2.033895e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.216e-07   4.376e-08
25- 50  1.662e-07   6.955e-08
50-150  1.416e-07   9.549e-08
15-150  4.293e-07   2.000e-07
Double BB
#Fit statistic : Chi-Squared =          62.57 using 59 PHA bins.
#Fit statistic : Chi-Squared =          62.54 using 59 PHA bins.
#Fit statistic : Chi-Squared =          62.52 using 59 PHA bins.
# Reduced chi-squared =          1.139 for     55 degrees of freedom 
# Reduced chi-squared =          1.138 for     55 degrees of freedom 
# Reduced chi-squared =          1.138 for     55 degrees of freedom 
# Reduced chi-squared =          1.137 for     55 degrees of freedom 
# Reduced chi-squared =          1.137 for     55 degrees of freedom 
# Null hypothesis probability =   2.241737e-01
# Null hypothesis probability =   2.244627e-01
# Null hypothesis probability =   2.254758e-01
# Null hypothesis probability =   2.262144e-01
# Null hypothesis probability =   2.266260e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.163e-07   6.462e+00
25- 50  1.997e-07   5.406e+01
50-150  5.059e-08   1.369e+03
15-150  3.665e-07   1.360e+03

Peak spectrum fit

Power-law model
Time interval is from    0.000 sec. to  320.000 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.13917     ( -0.414611   0.484139 )
Norm@50keV  : 1.59877E-04    ( -5.58951e-05   5.54018e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          67.92 using 59 PHA bins.
# Reduced chi-squared =          1.192 for     57 degrees of freedom 
# Null hypothesis probability =   1.525744e-01
 
Photon flux (15-150 keV)    in 320 sec: 2.56488E-02 ( -0.00622727  0.00624218 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.77149e-07 ( -1.44095e-07  1.56219e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.000 sec. to  320.000 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: -4.61143     ( 3.29491   4.04984 )
Epeak [keV] : 30.4980      ( -4.73599 6.66044 )
Norm@50keV  : 5.68410    ( -5.81492   30837.1 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          61.84 using 59 PHA bins.
# Reduced chi-squared =          1.104 for     56 degrees of freedom 
# Null hypothesis probability =   2.755143e-01
 
Photon flux (15-150 keV)    in 320 sec: 2.35744E-02 ( -0.0058603  0.0059211 ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.4313e-07 ( -8.84621e-08  1.12656e-07 ) ergs/cm2
 
Band function
Time interval is from    0.000 sec. to  320.000 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 4.86409   ( -5.17205   -4.86409 )
beta        : -4.09117    ( 4.09117   1.54079 )
Epeak [keV] : 29.9782      ( -5.50679 4.80801 )
Norm@50keV   : 9.18771    ( -2.07192   30.9385 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          61.32 using 59 PHA bins.
# Reduced chi-squared =          1.115 for     55 degrees of freedom 
# Null hypothesis probability =   2.597049e-01
 
Photon flux (15-150 keV)    in 320 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.90861e-07 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 7.91365  (-1.47414  1.88158)
R^2/D10^2   : 3.23445E-02  (-0.0185968   0.0404574)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          62.62 using 59 PHA bins.
# Reduced chi-squared =          1.099 for     57 degrees of freedom 
# Null hypothesis probability =   2.837351e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.163e-07   4.954e-08
25- 50  1.997e-07   9.088e-08
50-150  5.058e-08   3.417e-08
15-150  3.665e-07   1.919e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 43.8110       (-19.0437      48.2562)
Norm        : 0.160834       (-0.0542177     0.0874102)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.60 using 59 PHA bins.
# Reduced chi-squared =          1.151 for     57 degrees of freedom 
# Null hypothesis probability =   2.033895e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.216e-07   4.418e-08
25- 50  1.662e-07   8.965e-08
50-150  1.416e-07   1.011e-07
15-150  4.293e-07   1.976e-07
Double BB
#Fit statistic : Chi-Squared =          62.57 using 59 PHA bins.
#Fit statistic : Chi-Squared =          62.54 using 59 PHA bins.
#Fit statistic : Chi-Squared =          62.52 using 59 PHA bins.
# Reduced chi-squared =          1.139 for     55 degrees of freedom 
# Reduced chi-squared =          1.138 for     55 degrees of freedom 
# Reduced chi-squared =          1.138 for     55 degrees of freedom 
# Reduced chi-squared =          1.137 for     55 degrees of freedom 
# Reduced chi-squared =          1.137 for     55 degrees of freedom 
# Null hypothesis probability =   2.241737e-01
# Null hypothesis probability =   2.244627e-01
# Null hypothesis probability =   2.254758e-01
# Null hypothesis probability =   2.262144e-01
# Null hypothesis probability =   2.266260e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.163e-07   6.250e+00
25- 50  1.997e-07   5.827e+01
50-150  5.059e-08   1.335e+03
15-150  3.665e-07   1.455e+03
Plot creation:
Mon Jun 27 20:48:18 EDT 2016