batgrbproduct Analysis for Trigger=529095

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Jul 29 20:19:26 EDT 2012
             Host Name: gcn5
   Current Working Dir: /local/data/raid16/prebascript_archive/trigger529095/GCN5_download_cron
======================================================================

  Trigger: 00529095      Segment: 000

  BAT Trigger Time: 365252183.552   [s; MET]
      Trigger Stop: 365252184.576   [s; MET]
               UTC: 2012-07-29T10:56:14.073500    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 13.0556615694054   Dec: 49.9398263832054  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    19.36
     Image Trigger?:     NO
     Rate S/N Ratio:     48.5386443980464  [ if not an image trigger ]
     Image S/N Ratio:    19.36

  Flight Position:   [ source = BAT ]
    RA: 13.0556615694054   Dec: 49.9398263832054  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 13.0787898505278   Dec: 49.9379155372277  [deg; J2000]  
        { 00h 52m 18.9s , +49d 56' 16.5" }
         +/- 0.720689699434032 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.155923847912661 [arcmin] (formal 1-sigma fit error)
    SNR: 48.5663061270317
 
  Angular difference between Flight and Ground position is 0.900457 arcmin
 
  Partial Coding Fraction: 0.765625    [ including projection effects ]

  Duration
     T90: 93.7999998927116 +/- 36.7435331717259
        Measured from: -1.39199984073639
                   to: 92.4080000519753     [s; relative to TRIGTIME]
     T50: 24.7239999771118 +/- 4.47914276433106
        Measured from: 1.3160001039505
                   to: 26.0400000810623     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 0.0440000295639038     
                   to: 1.0440000295639     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -3.09999996423721     
                   to: 141.791999995708     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.302813   1.615770   1.072172   0.259967
           0.058847   0.060358   0.052841   0.044970 [error]
 Peak      0.098047   0.144491   0.090756   0.016592
           0.007027   0.007598   0.006624   0.005022 [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 3.85e-07 6.59e-07 8.59e-07 2.27e-06 2.52e-06 4.17e-06   erg/cm2
              Error 3.07e-08 3.08e-08 5.34e-08 3.09e-07 1.25e-07 3.47e-07   erg/cm2
Peak flux Power-law 1.07e+00 9.77e-01 6.16e-01 5.94e-01 2.91e+00 3.26e+00   ph/cm2/s
              Error 1.08e-01 6.33e-02 5.41e-02 1.03e-01 1.86e-01 2.09e-01   ph/cm2/s
 
Fluence   Cutoff-PL 3.86e-07 6.60e-07 8.59e-07 2.24e-06 4.15e-06 0.00e+00   erg/cm2
              Error 3.07e-08 3.08e-08 5.35e-08 3.07e-07 5.89e-07 0.00e+00   erg/cm2
Peak flux Cutoff-PL 9.36e-01 1.07e+00 6.43e-01 2.34e-01 2.81e+00 2.88e+00   ph/cm2/s
              Error 1.28e-01 8.16e-02 6.17e-02 1.20e-01 1.94e-01 2.28e-01   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 2.88e+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    1.618    0.085    -      -           1.86e-03 8.61e-05   65.630 57
CPL   1.618    0.183    9999.4    0.0      1.87e-03 3.95e-04   65.640 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.666    0.109    -      -           2.22e-02 1.52e-03   58.100 57
CPL   0.784    0.521      64.8   17.5      6.50e-02 4.50e-02   47.810 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: 79.232000 sec.
T50 in the 50-300 keV band: 25.664000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100  144.892   -3.100  141.792
T90    93.800   -1.392   92.408
T50    24.724    1.316   26.040
Peak    1.000    0.044    1.044

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
   13.0788 +49.9379 0.0039   19.1  -81.4       2.7225    48.6  TRIG_00529095       
------------------------------------------
 
Foreground time interval of the image:
 -3.100  15.349 (delta_t =  18.449 [sec])
Background time interval of the image:
-239.552  -3.100 (delta_t = 236.452 [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   -3.100 sec. to  141.792 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.61794     ( -0.0844119   0.0849049 )
Norm@50keV  : 1.86461E-03    ( -8.62207e-05   8.59061e-05 )
------------------------------------------------------------
# Chi-Squared =          65.63 using 59 PHA bins.
# Reduced chi-squared =          1.151 for     57 degrees of freedom 
# Null hypothesis probability =   2.025240e-01
 
Photon flux (15-150 keV)    in 144.9 sec: 0.240961 ( -0.0111527  0.0111826 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.52145e-06 ( -1.25106e-07  1.25762e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -3.100 sec. to  141.792 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.61839     ( -0.282548   0.0839684 )
Epeak [keV] : 9999.36      ( -9999.98 -9999.98 )
Norm@50keV  : 1.86716E-03    ( -8.48729e-05   0.000705688 )
------------------------------------------------------------
# Chi-Squared =          65.64 using 59 PHA bins.
# Reduced chi-squared =          1.172 for     56 degrees of freedom 
# Null hypothesis probability =   1.773621e-01
 
Photon flux (15-150 keV)    in 144.9 sec: 0.240773 ( -0.011064  0.011249 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.14715e-06 ( -8.17439e-07  3.60062e-07 ) ergs/cm2
 
Band function
Time interval is from   -3.100 sec. to  141.792 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 4.98842E-02   ( 0.890247   0.890247 )
beta        : -1.67797    ( -0.14907   0.108395 )
Epeak [keV] : 33.9912      ( -33.8486 83.7155 )
Norm@50keV   : 2.77709E-02    ( -0.0283168   172.075 )
------------------------------------------------------------
# Chi-Squared =          63.54 using 59 PHA bins.
# Reduced chi-squared =          1.155 for     55 degrees of freedom 
# Null hypothesis probability =   2.008378e-01
 
Photon flux (15-150 keV)    in 144.9 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]    : 13.6208  (  )
R^2/D10^2   : 3.59087E-02  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
# Chi-Squared =         199.77 using 59 PHA bins.
# Reduced chi-squared =         3.5048 for     57 degrees of freedom 
# Null hypothesis probability =   9.674195e-18
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.044e-07   1.739e-08
25- 50  7.393e-07   4.456e-08
50-150  8.902e-07   9.607e-08
15-150  1.834e-06   9.419e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 175.071       (33.9829      -102.422)
Norm        : 0.974620       (-0.0488914     0.0532957)
------------------------------------------------------------
# Chi-Squared =          69.36 using 59 PHA bins.
# Reduced chi-squared =          1.217 for     57 degrees of freedom 
# Null hypothesis probability =   1.262271e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.573e-07   2.369e-08
25- 50  6.763e-07   3.536e-08
50-150  1.418e-06   2.079e-07
15-150  2.451e-06   2.195e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 7.46873        (-0.941554      1.02988)
R1^2/D10^2  : 0.230756        (-0.079842      0.135311)
kT2 [keV]   : 31.7546        (-6.06243      11.1045)
R2^2/D10^2  : 1.43358E-03    (-0.00085523   0.0015125)
------------------------------------------------------------
# Chi-Squared =          65.51 using 59 PHA bins.
# Reduced chi-squared =          1.191 for     55 degrees of freedom 
# Null hypothesis probability =   1.570004e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.505e-07   4.137e-08
25- 50  6.932e-07   8.035e-08
50-150  1.490e-06   3.220e-07
15-150  2.534e-06   4.666e-07

Peak spectrum fit

Power-law model
Time interval is from    0.044 sec. to    1.044 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.66597     ( -0.10826   0.110338 )
Norm@50keV  : 2.21740E-02    ( -0.00152257   0.0015116 )
------------------------------------------------------------
# Chi-Squared =          58.10 using 59 PHA bins.
# Reduced chi-squared =          1.019 for     57 degrees of freedom 
# Null hypothesis probability =   4.346710e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.91081 ( -0.186223  0.18635 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.05909e-07 ( -1.49534e-08  1.5071e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.044 sec. to    1.044 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.783546     ( -0.551781   0.489255 )
Epeak [keV] : 64.8429      ( -10.1434 24.8116 )
Norm@50keV  : 6.49745E-02    ( -0.0287411   0.0613233 )
------------------------------------------------------------
# Chi-Squared =          47.81 using 59 PHA bins.
# Reduced chi-squared =         0.8537 for     56 degrees of freedom 
# Null hypothesis probability =   7.739107e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.80826 ( -0.19396  0.19407 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.14045e-07 ( -2.8389e-08  4.5431e-08 ) ergs/cm2
 
Band function
Time interval is from    0.044 sec. to    1.044 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.807864   ( -0.4564   0.396777 )
beta        : -8.23166    ( 6.61095   16.6109 )
Epeak [keV] : 65.3624      ( -9.22469 24.19 )
Norm@50keV   : 6.30977E-02    ( -0.0262479   0.0108807 )
------------------------------------------------------------
# Chi-Squared =          47.81 using 59 PHA bins.
# Reduced chi-squared =         0.8693 for     55 degrees of freedom 
# Null hypothesis probability =   7.432452e-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]    : 13.0001  (-0.921586  0.997912)
R^2/D10^2   : 0.545904  (-0.12876   0.166615)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
# Chi-Squared =          80.21 using 59 PHA bins.
# Reduced chi-squared =          1.407 for     57 degrees of freedom 
# Null hypothesis probability =   2.306141e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.957e-08   2.205e-09
25- 50  6.739e-08   5.255e-09
50-150  7.201e-08   1.016e-08
15-150  1.590e-07   1.145e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 133.588       (1.62326      83.6561)
Norm        : 12.2876       (-0.91015     1.02524)
------------------------------------------------------------
# Chi-Squared =          50.56 using 59 PHA bins.
# Reduced chi-squared =         0.8870 for     57 degrees of freedom 
# Null hypothesis probability =   7.137594e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.183e-08   2.975e-09
25- 50  5.797e-08   3.585e-09
50-150  1.088e-07   1.577e-08
15-150  1.986e-07   1.835e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.79141        (-1.93899      2.18031)
R1^2/D10^2  : 3.08833        (-1.68601      4.1308)
kT2 [keV]   : 20.1579        (-3.83098      8.09457)
R2^2/D10^2  : 8.18376E-02    (-0.0618155   0.119706)
------------------------------------------------------------
# Chi-Squared =          48.80 using 59 PHA bins.
# Reduced chi-squared =         0.8872 for     55 degrees of freedom 
# Null hypothesis probability =   7.092140e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.854e-08   9.940e-09
25- 50  6.059e-08   1.441e-08
50-150  1.007e-07   4.763e-08
15-150  1.899e-07   5.447e-08
Plot creation:
Sun Jul 29 20:38:34 EDT 2012