batgrbproduct Analysis for Trigger=591390

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Wed Mar 12 08:07:52 EDT 2014
             Host Name: gcn5
   Current Working Dir: /local/data/raid16/prebascript_archive/trigger591390/GCN5_download_cron
======================================================================

  Trigger: 00591390      Segment: 000

  BAT Trigger Time: 416264728   [s; MET]
      Trigger Stop: 416264792   [s; MET]
               UTC: 2014-03-11T21:05:16.252360    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 209.300638813478   Dec: 0.611516972213103  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.81
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    7.81

  Flight Position:   [ source = BAT ]
    RA: 209.300638813478   Dec: 0.611516972213103  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 209.296124955611   Dec: 0.603107007081241  [deg; J2000]  
        { 13h 57m 11.1s , +00d 36' 11.2" }
         +/- 3.8541341579674 [arcmin] (estimated 90% radius based on SNR)
         +/- 2.78693324735253 [arcmin] (formal 1-sigma fit error)
    SNR: 4.42669963167322
 
  Angular difference between Flight and Ground position is 0.572678 arcmin
 
  Partial Coding Fraction: 0.1083984    [ including projection effects ]

  Duration
     T90: 71.9039999842644 +/- 9.02763400633196
        Measured from: -2.10399985313416
                   to: 69.8000001311302     [s; relative to TRIGTIME]
     T50: 40.7360000014305 +/- 16.1605544749966
        Measured from: 16.6800001263618
                   to: 57.4160001277924     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -2.40399998426437     
                   to: -1.40399998426437     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -4.4559999704361     
                   to: 83.7360000014305     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.026110   1.309010   1.000684   0.283948
           0.157153   0.152239   0.135321   0.125138 [error]
 Peak      0.048614   0.047270   0.036057   0.013382
           0.017540   0.017360   0.015418   0.013985 [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 3.79e-07 6.20e-07 7.67e-07 1.88e-06 2.30e-06 3.64e-06   erg/cm2
              Error 7.85e-08 7.85e-08 1.37e-07 7.16e-07 3.22e-07 8.28e-07   erg/cm2
Peak flux Power-law 4.95e-01 4.37e-01 2.66e-01 2.44e-01 1.30e+00 1.44e+00   ph/cm2/s
              Error 2.64e-01 1.51e-01 1.21e-01 2.28e-01 4.44e-01 4.82e-01   ph/cm2/s
 
Fluence   Cutoff-PL 3.65e-07 6.24e-07 7.73e-07 1.51e-06 2.26e-06 3.27e-06   erg/cm2
              Error 6.76e-08 9.26e-08 1.42e-07 1.33e-06 3.51e-07 1.20e-06   erg/cm2
Peak flux Cutoff-PL 4.35e-01 4.72e-01 2.79e-01 1.08e-01 1.26e+00 1.29e+00   ph/cm2/s
              Error 2.42e-01 1.88e-01 1.40e-01 1.88e-01 4.63e-01 5.44e-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 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    1.693    0.229    -      -           2.91e-03 3.86e-04   54.450 57
CPL   1.599    0.999     201.8    0.0      3.25e-03 0.00e+00   54.420 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.719    0.614    -      -           9.74e-03 3.52e-03   48.040 57
CPL   0.928    2.615      65.0    0.0      2.52e-02 0.00e+00   47.770 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: 56.768000 sec.
T50 in the 50-300 keV band: 44.800000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   88.192   -4.456   83.736
T90    71.904   -2.104   69.800
T50    40.736   16.680   57.416
Peak    1.000   -2.404   -1.404

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  209.2961  +0.6031 0.0430   40.8   56.0       3.9450     4.4  TRIG_00591390       
------------------------------------------
 
Foreground time interval of the image:
 -4.456  41.500 (delta_t =  45.956 [sec])
 43.000  59.540 (delta_t =  16.540 [sec])
 61.000  83.736 (delta_t =  22.736 [sec])
Background time interval of the image:
-16.099  -4.456 (delta_t =  11.643 [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
Multiple GTIs in the spectrum
tstart tstop
-4.456000 41.500000
43.000000 59.540000
61.000000 83.736000
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.69255     ( -0.226409   0.232586 )
Norm@50keV  : 2.90722E-03    ( -0.000388587   0.000382497 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.45 using 59 PHA bins.
# Reduced chi-squared =         0.9553 for     57 degrees of freedom 
# Null hypothesis probability =   5.713335e-01
 
Photon flux (15-150 keV)    in 85.23 sec: 0.385111 ( -0.0489802  0.0491576 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.29555e-06 ( -3.19625e-07  3.23896e-07 ) ergs/cm2
 
Cutoff power-law model
Multiple GTIs in the spectrum
tstart tstop
-4.456000 41.500000
43.000000 59.540000
61.000000 83.736000
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.59882     ( -0.986421   1.01128 )
Epeak [keV] : 201.844      (   )
Norm@50keV  : 3.25134E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.42 using 59 PHA bins.
# Reduced chi-squared =         0.9718 for     56 degrees of freedom 
# Null hypothesis probability =   5.349323e-01
 
Photon flux (15-150 keV)    in 85.23 sec: 0.383339 ( -0.051734  0.050449 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.26276e-06 ( -3.58622e-07  3.44355e-07 ) ergs/cm2
 
Band function
Multiple GTIs in the spectrum
tstart tstop
-4.456000 41.500000
43.000000 59.540000
61.000000 83.736000
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.51703   ( 1.51895   1.0947 )
beta        : -1.84314    ( 1.84285   0.374545 )
Epeak [keV] : 132.692      ( -132.942 -132.942 )
Norm@50keV   : 3.58293E-03    ( -0.000927225   0.396185 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.40 using 59 PHA bins.
# Reduced chi-squared =         0.9891 for     55 degrees of freedom 
# Null hypothesis probability =   4.975223e-01
 
Photon flux (15-150 keV)    in 85.23 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]    : 13.5404  (-2.03315  2.42306)
R^2/D10^2   : 5.91267E-02  (-0.0265861   0.0478604)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          71.12 using 59 PHA bins.
# Reduced chi-squared =          1.248 for     57 degrees of freedom 
# Null hypothesis probability =   9.887647e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.957e-07   5.191e-08
25- 50  7.035e-07   1.185e-07
50-150  8.345e-07   2.213e-07
15-150  1.734e-06   3.396e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 147.821       (-64.0412      -146.07)
Norm        : 1.57062       (-0.219004     0.308255)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.80 using 59 PHA bins.
# Reduced chi-squared =         0.9614 for     57 degrees of freedom 
# Null hypothesis probability =   5.580963e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.442e-07   1.698e-07
25- 50  6.367e-07   3.224e-07
50-150  1.249e-06   7.453e-07
15-150  2.230e-06   1.133e-06
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 5.03324        (-1.84939      3.06418)
R1^2/D10^2  : 1.43192        (-1.15672      10.1255)
kT2 [keV]   : 20.1164        (-4.74047      12.8572)
R2^2/D10^2  : 1.18347E-02    (-0.00994171   0.0214264)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.17 using 59 PHA bins.
# Reduced chi-squared =          1.003 for     55 degrees of freedom 
# Null hypothesis probability =   4.682932e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.833e-07   1.995e-07
25- 50  5.949e-07   2.646e-07
50-150  1.187e-06   6.797e-07
15-150  2.165e-06   8.663e-07

Peak spectrum fit

Power-law model
Time interval is from   -2.404 sec. to   -1.404 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.71908     ( -0.587334   0.640911 )
Norm@50keV  : 9.73513E-03    ( -0.00360064   0.00344203 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          48.04 using 59 PHA bins.
# Reduced chi-squared =         0.8428 for     57 degrees of freedom 
# Null hypothesis probability =   7.951602e-01
 
Photon flux (15-150 keV)    in 1 sec: 1.30168 ( -0.442577  0.44501 ) ph/cm2/s
Energy fluence (15-150 keV)             : 9.00077e-08 ( -3.30418e-08  3.41625e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -2.404 sec. to   -1.404 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.928144     ( -3.93756   1.29317 )
Epeak [keV] : 64.9798      (   )
Norm@50keV  : 2.51894E-02    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          47.77 using 59 PHA bins.
# Reduced chi-squared =         0.8530 for     56 degrees of freedom 
# Null hypothesis probability =   7.751367e-01
 
Photon flux (15-150 keV)    in 1 sec: 1.25954 ( -0.461224  0.4645 ) ph/cm2/s
Energy fluence (15-150 keV)             : 8.52682e-08 ( -3.32773e-08  3.71758e-08 ) ergs/cm2
 
Band function
Time interval is from   -2.404 sec. to   -1.404 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.999560   ( 0.999546   5.99692 )
beta        : -2.37896    ( 2.50182   11.9219 )
Epeak [keV] : 65.7333      ( -65.788 -65.788 )
Norm@50keV   : 2.29372E-02    ( -0.0260195   2.16327e+06 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          47.76 using 59 PHA bins.
# Reduced chi-squared =         0.8683 for     55 degrees of freedom 
# Null hypothesis probability =   7.450487e-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]    : 13.9612  (-4.33782  6.33791)
R^2/D10^2   : 0.187711  (-0.187659   0.529205)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          49.06 using 59 PHA bins.
# Reduced chi-squared =         0.8607 for     57 degrees of freedom 
# Null hypothesis probability =   7.636487e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  7.731e-09   5.000e-09
25- 50  2.867e-08   1.725e-08
50-150  3.675e-08   2.489e-08
15-150  7.315e-08   4.554e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 132.439       (-87.5026      -128.882)
Norm        : 5.39608       (-1.97105     3.44007)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          47.83 using 59 PHA bins.
# Reduced chi-squared =         0.8392 for     57 degrees of freedom 
# Null hypothesis probability =   8.012443e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.399e-08   8.315e-09
25- 50  2.543e-08   1.522e-08
50-150  4.756e-08   3.271e-08
15-150  8.698e-08   5.415e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 4.29681        (-4.29689      -4.29689)
R1^2/D10^2  : 8.35735        (-8.355      34.8762)
kT2 [keV]   : 17.3157        (-6.2028      -17.3157)
R2^2/D10^2  : 7.33627E-02    (-0.0733615   0.337541)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          47.13 using 59 PHA bins.
# Reduced chi-squared =         0.8569 for     55 degrees of freedom 
# Null hypothesis probability =   7.657375e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.510e-08   1.007e-08
25- 50  2.470e-08   1.431e-08
50-150  4.316e-08   2.906e-08
15-150  8.296e-08   4.565e-08
Plot creation:
Wed Mar 12 08:25:53 EDT 2014