batgrbproduct Analysis for Trigger=601051

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Jun  8 22:33:34 EDT 2014
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger601051/batgroup_hand_proc
======================================================================

  Trigger: 00601051      Segment: 000

  BAT Trigger Time: 423854024   [s; MET]
      Trigger Stop: 423854088   [s; MET]
               UTC: 2014-06-07T17:13:31.890280    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 86.3799003443427   Dec: 18.9168424555503  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.87
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    7.87

  Flight Position:   [ source = BAT ]
    RA: 86.3799003443427   Dec: 18.9168424555503  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 86.3729367301437   Dec: 18.9043001736435  [deg; J2000]  
        { 05h 45m 29.5s , +18d 54' 15.5" }
         +/- 1.91222551414683 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.13541991707231 [arcmin] (formal 1-sigma fit error)
    SNR: 12.0481302376579
 
  Angular difference between Flight and Ground position is 0.850027 arcmin
 
  Partial Coding Fraction: 0.1601562    [ including projection effects ]

  Duration
     T90: 109.903999984264 +/- 18.4747438420471
        Measured from: -13.9599999785423
                   to: 95.944000005722     [s; relative to TRIGTIME]
     T50: 50.7200000286102 +/- 17.3923771830388
        Measured from: 14.3600000143051
                   to: 65.0800000429153     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 31.5799999833107     
                   to: 32.5799999833107     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -17.7039999961853     
                   to: 103.800000011921     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.197025   1.484381   0.889631   0.299835
           0.161969   0.163859   0.144948   0.128186 [error]
 Peak      0.046267   0.043635   0.024022   0.024170
           0.015397   0.014810   0.013286   0.011333 [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 4.03e-07 6.25e-07 7.29e-07 1.64e-06 2.24e-06 3.40e-06   erg/cm2
              Error 7.73e-08 7.84e-08 1.41e-07 6.50e-07 3.29e-07 7.84e-07   erg/cm2
Peak flux Power-law 3.39e-01 3.10e-01 1.96e-01 1.90e-01 9.24e-01 1.04e+00   ph/cm2/s
              Error 2.37e-01 1.34e-01 1.48e-01 2.52e-01 3.77e-01 4.00e-01   ph/cm2/s
 
Fluence   Cutoff-PL 4.01e-07 6.30e-07 7.30e-07 1.49e-06 2.23e-06 3.26e-06   erg/cm2
              Error 8.17e-08 9.32e-08 1.44e-07 1.19e-06 3.48e-07 1.08e-06   erg/cm2
Peak flux Cutoff-PL 3.44e-01 3.11e-01 1.95e-01 9.27e-01 1.03e+00 0.00e+00   ph/cm2/s
              Error 2.33e-01 1.34e-01 3.74e-01 3.99e-01 0.00e+00 0.00e+00   ph/cm2/s
 
Fluence        Band 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   erg/cm2
              Error 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   erg/cm2
Peak flux      Band 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   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    1.778    0.228    -      -           2.00e-03 2.85e-04   43.120 57
CPL   1.723    0.859     192.4  -12.0      2.15e-03 0.00e+00   43.110 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.659    0.837    -      -           7.06e-03 2.94e-03   55.810 57
CPL   2.609    1.019     202.7   -0.0      2.35e-03 0.00e+00   55.120 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  121.504  -17.704  103.800
T90   109.904  -13.960   95.944
T50    50.720   14.360   65.080
Peak    1.000   31.580   32.580

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
   86.3729 +18.9043 0.0159   37.3  -85.2       4.4555    12.0  TRIG_00601051       
------------------------------------------
 
Foreground time interval of the image:
-17.704 103.800 (delta_t = 121.504 [sec])
Background time interval of the image:
-239.000 -17.704 (delta_t = 221.296 [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  -17.704 sec. to  103.800 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.77803     ( -0.223487   0.232806 )
Norm@50keV  : 2.00047E-03    ( -0.000288061   0.000281365 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          43.12 using 59 PHA bins.
# Reduced chi-squared =         0.7565 for     57 degrees of freedom 
# Null hypothesis probability =   9.130419e-01
 
Photon flux (15-150 keV)    in 121.5 sec: 0.273348 ( -0.0345051  0.0345365 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.23957e-06 ( -3.26642e-07  3.32118e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from  -17.704 sec. to  103.800 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.72307     ( -0.909684   0.807572 )
Epeak [keV] : 192.405      ( -216.497 -240.593 )
Norm@50keV  : 2.14658E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          43.11 using 59 PHA bins.
# Reduced chi-squared =         0.7698 for     56 degrees of freedom 
# Null hypothesis probability =   8.965588e-01
 
Photon flux (15-150 keV)    in 121.5 sec: 0.272830 ( -0.035326  0.034887 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.22672e-06 ( -3.541e-07  3.42727e-07 ) ergs/cm2
 
Band function
Time interval is from  -17.704 sec. to  103.800 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 4.94103   ( -4.94103   -4.94103 )
beta        : -1.91637    ( -0.34267   0.268059 )
Epeak [keV] : 23.7926      ( -23.7926 4.80852 )
Norm@50keV   : 340.174    ( -42.285   1.67835e+06 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          41.29 using 59 PHA bins.
# Reduced chi-squared =         0.7508 for     55 degrees of freedom 
# Null hypothesis probability =   9.145808e-01
 
Photon flux (15-150 keV)    in 121.5 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]    : 10.7747  (-1.77925  2.2152)
R^2/D10^2   : 9.60257E-02  (-0.0478974   0.0925479)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          62.11 using 59 PHA bins.
# Reduced chi-squared =          1.090 for     57 degrees of freedom 
# Null hypothesis probability =   2.990217e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.818e-07   7.035e-08
25- 50  7.756e-07   1.518e-07
50-150  5.004e-07   1.621e-07
15-150  1.558e-06   2.773e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 99.9793       (-34.6648      -100.505)
Norm        : 1.20829       (-0.202595     0.230972)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          43.82 using 59 PHA bins.
# Reduced chi-squared =         0.7688 for     57 degrees of freedom 
# Null hypothesis probability =   8.998845e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.837e-07   6.792e-08
25- 50  6.635e-07   1.061e-07
50-150  1.075e-06   5.242e-07
15-150  2.122e-06   6.014e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.47785        (-1.74109      2.05624)
R1^2/D10^2  : 0.482581        (-0.240923      0.462882)
kT2 [keV]   : 26.8679        (-11.1062      44.014)
R2^2/D10^2  : 2.28721E-03    (-0.00138317   0.00521546)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          41.14 using 59 PHA bins.
# Reduced chi-squared =         0.7480 for     55 degrees of freedom 
# Null hypothesis probability =   9.173286e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.956e-07   2.244e-07
25- 50  6.215e-07   3.405e-07
50-150  1.092e-06   6.442e-07
15-150  2.109e-06   1.176e-06

Peak spectrum fit

Power-law model
Time interval is from   31.580 sec. to   32.580 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.65937     ( -0.835793   0.839093 )
Norm@50keV  : 7.05745E-03    ( -0.0030602   0.00281579 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.81 using 59 PHA bins.
# Reduced chi-squared =         0.9792 for     57 degrees of freedom 
# Null hypothesis probability =   5.197068e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.924443 ( -0.377406  0.37662 ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.55714e-08 ( -2.79502e-08  2.83787e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   31.580 sec. to   32.580 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.60920     ( -1.22932   0.808403 )
Epeak [keV] : 202.714      ( -9999.35 -9999.36 )
Norm@50keV  : 2.35158E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.12 using 59 PHA bins.
# Reduced chi-squared =         0.9843 for     56 degrees of freedom 
# Null hypothesis probability =   5.080536e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.927263 ( -0.374933  0.373407 ) ph/cm2/s
Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
 
Band function
Time interval is from   31.580 sec. to   32.580 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.34601   ( 1.34606   1.34606 )
beta        : -1.65950    ( 1.65961   0.836158 )
Epeak [keV] : 18.7228      ( -18.7129 -18.7129 )
Norm@50keV   : 1.65437E-02    ( -0.0165467   0.344157 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.81 using 59 PHA bins.
# Reduced chi-squared =          1.015 for     55 degrees of freedom 
# Null hypothesis probability =   4.440867e-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]    : 8.08786  (-2.89045  29.4031)
R^2/D10^2   : 0.942538  (-0.942588   4.61385)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          59.79 using 59 PHA bins.
# Reduced chi-squared =          1.049 for     57 degrees of freedom 
# Null hypothesis probability =   3.748494e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.124e-08   7.205e-09
25- 50  2.004e-08   1.292e-08
50-150  5.455e-09   4.961e-09
15-150  3.674e-08   2.414e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 199.166       (-199.278      -199.278)
Norm        : 3.64206       (-1.43176     3.19433)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.36 using 59 PHA bins.
# Reduced chi-squared =         0.9887 for     57 degrees of freedom 
# Null hypothesis probability =   4.991379e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  9.070e-09   5.930e-09
25- 50  1.745e-08   1.139e-08
50-150  3.825e-08   2.447e-08
15-150  6.476e-08   4.074e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.84896        (-2.76196      3.6688)
R1^2/D10^2  : 1.61704        (-1.35572      11.9993)
kT2 [keV]   : 99.7995        (-77.1806      -99.8835)
R2^2/D10^2  : 4.30778E-04    (-0.000372665   0.00293878)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          53.17 using 59 PHA bins.
# Reduced chi-squared =         0.9668 for     55 degrees of freedom 
# Null hypothesis probability =   5.447091e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.217e-08   7.425e-09
25- 50  1.773e-08   1.077e-08
50-150  4.374e-08   2.807e-08
15-150  7.364e-08   3.806e-08
Plot creation:
Mon Jun  9 14:37:17 EDT 2014