batgrbproduct Analysis for Trigger=570465

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Thu Sep 12 18:20:49 EDT 2013
             Host Name: gcn5
   Current Working Dir: /local/data/raid16/prebascript_archive/trigger570465/GCN5_download_cron
======================================================================

  Trigger: 00570465      Segment: 000

  BAT Trigger Time: 400667708.956   [s; MET]
      Trigger Stop: 400667709.02   [s; MET]
               UTC: 2013-09-12T08:34:57.933280    [includes UTCF correction] 
       Where From?: (*SHORT BURST*) TDRSS scaled map message

  BAT 
    RA: 47.6148478284115   Dec: 13.9744257814072  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.18
     Image Trigger?:     NO
     Rate S/N Ratio:     46.2385120867876  [ if not an image trigger ]
     Image S/N Ratio:    7.18

  Flight Position:   [ source = BAT ]
    RA: 47.6148478284115   Dec: 13.9744257814072  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 47.606484658361   Dec: 13.9987340564999  [deg; J2000]  
        { 03h 10m 25.6s , +13d 59' 55.4" }
         +/- 1.64667007962307 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.531066664055684 [arcmin] (formal 1-sigma fit error)
    SNR: 14.916962160659
 
  Angular difference between Flight and Ground position is 1.537627 arcmin
 
  Partial Coding Fraction: 0.3125    [ including projection effects ]

  Duration
     T90: 0.283999919891357 +/- 0.0288444686585799
        Measured from: 0.0160001516342163
                   to: 0.300000071525574     [s; relative to TRIGTIME]
     T50: 0.20799994468689 +/- 0.0268327901402435
        Measured from: 0.0400001406669617
                   to: 0.248000085353851     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -0.335999965667725     
                   to: 0.664000034332275     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0.00400000810623169     
                   to: 0.320000052452087     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.050285   0.077142   0.076633   0.033112
           0.006976   0.008368   0.009050   0.007698 [error]
 Peak      0.053168   0.089144   0.076277   0.033722
           0.011155   0.011894   0.011965   0.010703 [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 1.67e-08 3.68e-08 6.39e-08 2.58e-07 1.75e-07 3.75e-07   erg/cm2
              Error 3.47e-09 4.55e-09 8.55e-09 7.77e-08 2.16e-08 8.30e-08   erg/cm2
Peak flux Power-law 6.00e-01 6.93e-01 5.75e-01 8.02e-01 2.16e+00 2.67e+00   ph/cm2/s
              Error 1.69e-01 1.19e-01 9.67e-02 2.88e-01 3.28e-01 4.01e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.69e-08 3.69e-08 6.37e-08 2.54e-07 1.74e-07 3.71e-07   erg/cm2
              Error 3.45e-09 4.64e-09 8.92e-09 9.17e-08 2.16e-08 9.13e-08   erg/cm2
Peak flux Cutoff-PL 5.72e-01 7.02e-01 5.89e-01 6.56e-01 2.14e+00 2.52e+00   ph/cm2/s
              Error 1.52e-01 1.28e-01 1.13e-01 3.60e-01 2.53e-01 5.43e-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    1.204    0.195    -      -           5.46e-02 5.98e-03   46.510 57
CPL   1.200    0.403    10000.0    0.0      5.48e-02 0.00e+00   46.520 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.269    0.256    -      -           1.82e-02 2.64e-03   67.830 57
CPL   2.079    0.000      29.5    0.0      4.21e-03 0.00e+00   66.660 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: 0.320000 sec.
T50 in the 50-300 keV band: 0.192000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100    0.316    0.004    0.320
T90     0.284    0.016    0.300
T50     0.208    0.040    0.248
Peak    1.000   -0.336    0.664

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
   47.6065 +13.9987 0.0129   47.7  -22.0       0.2521    14.9  TRIG_00570465       
------------------------------------------
 
Foreground time interval of the image:
  0.004   0.320 (delta_t =   0.316 [sec])
Background time interval of the image:
-60.956   0.004 (delta_t =  60.960 [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    0.004 sec. to    0.320 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.20450     ( -0.195001   0.195417 )
Norm@50keV  : 5.45678E-02    ( -0.00597609   0.00597422 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.51 using 59 PHA bins.
# Reduced chi-squared =         0.8160 for     57 degrees of freedom 
# Null hypothesis probability =   8.380052e-01
 
Photon flux (15-150 keV)    in 0.316 sec: 6.40923 ( -0.717676  0.71887 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.74721e-07 ( -2.15692e-08  2.16943e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.004 sec. to    0.320 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.20006     ( -0.562416   0.244572 )
Epeak [keV] : 1.00000E+04      (   )
Norm@50keV  : 5.48303E-02    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.52 using 59 PHA bins.
# Reduced chi-squared =         0.8307 for     56 degrees of freedom 
# Null hypothesis probability =   8.127156e-01
 
Photon flux (15-150 keV)    in 0.316 sec: 6.41148 ( -0.71879  0.7143 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.74259e-07 ( -2.10873e-08  2.21563e-08 ) ergs/cm2
 
Band function
Time interval is from    0.004 sec. to    0.320 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.890911   ( 0.890906   5.8899 )
beta        : -1.20683    ( 1.20683   0.197599 )
Epeak [keV] : 78.5913      ( -78.6457 895.232 )
Norm@50keV   : 9.65428E-02    ( -0.0401978   3.3858e+06 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.51 using 59 PHA bins.
# Reduced chi-squared =         0.8457 for     55 degrees of freedom 
# Null hypothesis probability =   7.853430e-01
 
Photon flux (15-150 keV)    in 0.316 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]    : 19.9033  (-3.22583  3.94347)
R^2/D10^2   : 0.297215  (-0.129621   0.228723)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          72.12 using 59 PHA bins.
# Reduced chi-squared =          1.265 for     57 degrees of freedom 
# Null hypothesis probability =   8.559105e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  7.186e-09   1.616e-09
25- 50  3.568e-08   6.303e-09
50-150  1.047e-07   2.207e-08
15-150  1.476e-07   2.378e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (      )
Norm        : 26.2600       (-2.9386     2.93848)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.30 using 59 PHA bins.
# Reduced chi-squared =         0.9877 for     57 degrees of freedom 
# Null hypothesis probability =   5.013264e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.066e-08   1.151e-08
25- 50  3.974e-08   2.187e-08
50-150  8.716e-08   4.794e-08
15-150  1.476e-07   8.094e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 7.48785        (-2.23975      2.72953)
R1^2/D10^2  : 4.77408        (-3.04647      10.3626)
kT2 [keV]   : 36.3543        (-9.67321      24.0409)
R2^2/D10^2  : 3.76915E-02    (-0.0284045   0.0489958)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          45.36 using 59 PHA bins.
# Reduced chi-squared =         0.8247 for     55 degrees of freedom 
# Null hypothesis probability =   8.198511e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.667e-08   8.418e-09
25- 50  3.693e-08   1.501e-08
50-150  1.263e-07   6.603e-08
15-150  1.799e-07   8.845e-08

Peak spectrum fit

Power-law model
Time interval is from   -0.336 sec. to    0.664 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.26916     ( -0.257214   0.255414 )
Norm@50keV  : 1.81824E-02    ( -0.00264402   0.00264399 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          67.83 using 59 PHA bins.
# Reduced chi-squared =          1.190 for     57 degrees of freedom 
# Null hypothesis probability =   1.542923e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.15737 ( -0.327112  0.328869 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.81065e-07 ( -2.86573e-08  2.88727e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   -0.336 sec. to    0.664 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.07928     (     )
Epeak [keV] : 29.5251      (   )
Norm@50keV  : 4.20674E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          66.66 using 59 PHA bins.
# Reduced chi-squared =          1.190 for     56 degrees of freedom 
# Null hypothesis probability =   1.558363e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.13908 ( -0.33606  0.16947 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.79642e-07 ( -2.9706e-08  2.9617e-08 ) ergs/cm2
 
Band function
Time interval is from   -0.336 sec. to    0.664 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.02225   ( -0.512426   0.686851 )
beta        : -10.0000    ( 10   10 )
Epeak [keV] : 222.078      ( -138.072 -222.078 )
Norm@50keV   : 2.37171E-02    ( -0.00342992   0.0391437 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          67.70 using 59 PHA bins.
# Reduced chi-squared =          1.231 for     55 degrees of freedom 
# Null hypothesis probability =   1.168739e-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]    : 19.2562  (-3.80062  4.94697)
R^2/D10^2   : 0.109807  (-0.0574045   0.118601)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          79.70 using 59 PHA bins.
# Reduced chi-squared =          1.398 for     57 degrees of freedom 
# Null hypothesis probability =   2.521879e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  7.964e-09   2.589e-09
25- 50  3.867e-08   9.530e-09
50-150  1.056e-07   2.917e-08
15-150  1.523e-07   3.290e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (      )
Norm        : 9.00450       (-1.32904     1.32887)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          71.46 using 59 PHA bins.
# Reduced chi-squared =          1.254 for     57 degrees of freedom 
# Null hypothesis probability =   9.417070e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.243e-08   1.283e-08
25- 50  4.315e-08   2.477e-08
50-150  9.464e-08   5.260e-08
15-150  1.602e-07   9.055e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 8.13863        (-2.72206      3.35225)
R1^2/D10^2  : 1.24118        (-0.8393      2.81318)
kT2 [keV]   : 34.9609        (-11.0071      32.9848)
R2^2/D10^2  : 1.29472E-02    (-0.0107533   0.0319754)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.93 using 59 PHA bins.
# Reduced chi-squared =          1.199 for     55 degrees of freedom 
# Null hypothesis probability =   1.485231e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.730e-08   9.415e-09
25- 50  4.179e-08   2.297e-08
50-150  1.249e-07   6.885e-08
15-150  1.840e-07   9.450e-08
Plot creation:
Thu Sep 12 18:32:24 EDT 2013