batgrbproduct Analysis for Trigger=602668

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Fri Jun 27 10:45:24 EDT 2014
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger602668/GCN5_download_cron
======================================================================

  Trigger: 00602668      Segment: 000

  BAT Trigger Time: 425489272   [s; MET]
      Trigger Stop: 425489784   [s; MET]
               UTC: 2014-06-26T15:27:39.811120    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 183.900321502936   Dec: 6.46779079524877  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    6.06
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    6.06

  Flight Position:   [ source = BAT ]
    RA: 183.900321502936   Dec: 6.46779079524877  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 183.886931839934   Dec: 6.46490064133728  [deg; J2000]  
        { 12h 15m 32.9s , +06d 27' 53.6" }
         +/- 4.78653670766742 [arcmin] (estimated 90% radius based on SNR)
         +/- 2.70020331991939 [arcmin] (formal 1-sigma fit error)
    SNR: 3.24832328974954
 
  Angular difference between Flight and Ground position is 0.816887 arcmin
 
  Partial Coding Fraction: 0.78125    [ including projection effects ]

  Duration
     T90: 512 +/- 
        Measured from: 0
                   to: 512     [s; relative to TRIGTIME]
     T50: 512 +/- 
        Measured from: 0
                   to: 512     [s; relative to TRIGTIME]

    WARNING: battblocks failed.  Used TDRSS fore/background intervals

  Fluence
     Peak Flux  (peak 512 second)
        Measured from: 0     
                   to: 512     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0     
                   to: 512     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.617453   0.494495   0.117498   0.255160
           0.153234   0.161173   0.149168   0.153806 [error]
 Peak      0.617453   0.494495   0.117498   0.255160
           0.153234   0.161173   0.149168   0.153806 [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 1.64e-07 1.98e-07 1.72e-07 2.57e-07 6.24e-07 7.91e-07   erg/cm2
              Error 7.03e-08 7.78e-08 1.26e-07 4.26e-07 2.96e-07 5.67e-07   erg/cm2
Peak flux Power-law 1.05e-02 7.00e-03 3.05e-03 1.83e-03 2.14e-02 2.24e-02   ph/cm2/s
              Error 4.58e-03 2.67e-03 2.15e-03 2.79e-03 7.56e-03 8.18e-03   ph/cm2/s
 
Fluence   Cutoff-PL 1.80e-07 2.16e-07 1.58e-08 8.11e-12 4.12e-07 4.12e-07   erg/cm2
              Error 8.10e-08 1.66e-07 1.37e-07 1.78e-07 2.97e-07 4.98e-07   erg/cm2
Peak flux Cutoff-PL 1.11e-02 8.11e-03 3.40e-04 9.11e-08 1.96e-02 1.96e-02   ph/cm2/s
              Error 5.23e-03 4.22e-03 3.40e-03 2.12e-03 6.85e-03 6.83e-03   ph/cm2/s
 
Fluence        Band 1.01e-07 2.37e-07 2.28e-07 4.00e-07 6.90e-07 9.76e-07   erg/cm2
              Error -------- -------- -------- -------- -------- --------   erg/cm2
Peak flux      Band 6.17e-03 7.06e-03 4.62e-03 2.26e-03 1.92e-02 2.01e-02   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    2.197    0.761    -      -           1.30e-04 6.99e-05   49.410 57
CPL  -1.960    0.000      25.8    0.0      1.46e-01 0.00e+00   48.280 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.197    0.761    -      -           1.30e-04 6.99e-05   49.410 57
CPL  -1.960    0.000      25.8    0.0      1.46e-01 0.00e+00   48.280 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  512.000    0.000  512.000
T90   512.000    0.000  512.000
T50   512.000    0.000  512.000
Peak  512.000    0.000  512.000

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  183.8869  +6.4649 0.0596   31.6 -165.1       1.2426     3.2  TRIG_00602668       
------------------------------------------
 
Foreground time interval of the image:
  0.000 512.000 (delta_t = 512.000 [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  512.000 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.19745     ( -0.684465   0.837631 )
Norm@50keV  : 1.29671E-04    ( -6.97513e-05   7.0096e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          49.41 using 59 PHA bins.
# Reduced chi-squared =         0.8668 for     57 degrees of freedom 
# Null hypothesis probability =   7.524006e-01
 
Photon flux (15-150 keV)    in 512 sec: 2.14387E-02 ( -0.00755097  0.00757195 ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.23995e-07 ( -2.73724e-07  3.18481e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.000 sec. to  512.000 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: -1.96019     (     )
Epeak [keV] : 25.8055      (   )
Norm@50keV  : 0.145626    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          48.28 using 59 PHA bins.
# Reduced chi-squared =         0.8621 for     56 degrees of freedom 
# Null hypothesis probability =   7.588200e-01
 
Photon flux (15-150 keV)    in 512 sec: 1.95844E-02 ( -0.0067951  0.0069117 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.11634e-07 ( -1.55894e-07  4.38061e-07 ) ergs/cm2
 
Band function
Time interval is from    0.000 sec. to  512.000 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 5.00000   ( -5   -5 )
beta        : -2.83357    ( 2.83394   1.06768 )
Epeak [keV] : 22.5180      ( -22.5174 8.37936 )
Norm@50keV   : 58.7773    ( -19.6753   338626 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          47.52 using 59 PHA bins.
# Reduced chi-squared =         0.8640 for     55 degrees of freedom 
# Null hypothesis probability =   7.529543e-01
 
Photon flux (15-150 keV)    in 512 sec: 1.92403E-02 (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.89674e-07 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 6.56875  (-1.83485  2.59965)
R^2/D10^2   : 5.44386E-02  (-0.0544386   0.160433)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          48.35 using 59 PHA bins.
# Reduced chi-squared =         0.8482 for     57 degrees of freedom 
# Null hypothesis probability =   7.858103e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.800e-07   1.107e-07
25- 50  2.172e-07   1.384e-07
50-150  2.844e-08   2.616e-08
15-150  4.256e-07   2.627e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 34.2307       (-19.8653      137.593)
Norm        : 0.153806       (-0.0820852     0.209141)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          49.28 using 59 PHA bins.
# Reduced chi-squared =         0.8646 for     57 degrees of freedom 
# Null hypothesis probability =   7.565818e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.704e-07   1.075e-07
25- 50  2.087e-07   1.306e-07
50-150  1.349e-07   1.154e-07
15-150  5.140e-07   3.338e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.17129        (-1.88589      2.3133)
R1^2/D10^2  : 6.72220E-02        (-0.0672401      0.23849)
kT2 [keV]   : 175.299        (-175.06      -175.06)
R2^2/D10^2  : 2.92756E-06    (-2.93337e-06   0.000419015)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.26 using 59 PHA bins.
# Reduced chi-squared =         0.8410 for     55 degrees of freedom 
# Null hypothesis probability =   7.933323e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.828e-07   1.157e-07
25- 50  2.061e-07   1.288e-07
50-150  3.539e-07   3.579e-08
15-150  7.428e-07   2.586e-07

Peak spectrum fit

Power-law model
Time interval is from    0.000 sec. to  512.000 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.19745     ( -0.684465   0.837631 )
Norm@50keV  : 1.29671E-04    ( -6.97513e-05   7.0096e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          49.41 using 59 PHA bins.
# Reduced chi-squared =         0.8668 for     57 degrees of freedom 
# Null hypothesis probability =   7.524006e-01
 
Photon flux (15-150 keV)    in 512 sec: 2.14387E-02 ( -0.00755097  0.00757195 ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.23995e-07 ( -2.73724e-07  3.18481e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.000 sec. to  512.000 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: -1.96019     (     )
Epeak [keV] : 25.8055      (   )
Norm@50keV  : 0.145626    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          48.28 using 59 PHA bins.
# Reduced chi-squared =         0.8621 for     56 degrees of freedom 
# Null hypothesis probability =   7.588200e-01
 
Photon flux (15-150 keV)    in 512 sec: 1.95844E-02 ( -0.0067951  0.0069117 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.11634e-07 ( -1.55896e-07  4.3886e-07 ) ergs/cm2
 
Band function
Time interval is from    0.000 sec. to  512.000 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 5.00000   ( -5   -5 )
beta        : -2.83357    ( 2.83394   1.06768 )
Epeak [keV] : 22.5180      ( -22.5174 8.37936 )
Norm@50keV   : 58.7773    ( -19.6753   338626 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          47.52 using 59 PHA bins.
# Reduced chi-squared =         0.8640 for     55 degrees of freedom 
# Null hypothesis probability =   7.529543e-01
 
Photon flux (15-150 keV)    in 512 sec: 1.92403E-02 (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.89674e-07 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 6.56875  (-1.83485  2.59965)
R^2/D10^2   : 5.44386E-02  (-0.0544386   0.160433)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          48.35 using 59 PHA bins.
# Reduced chi-squared =         0.8482 for     57 degrees of freedom 
# Null hypothesis probability =   7.858103e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.800e-07   1.111e-07
25- 50  2.172e-07   1.430e-07
50-150  2.844e-08   2.639e-08
15-150  4.256e-07   2.719e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 34.2307       (-19.8653      137.593)
Norm        : 0.153806       (-0.0820852     0.209141)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          49.28 using 59 PHA bins.
# Reduced chi-squared =         0.8646 for     57 degrees of freedom 
# Null hypothesis probability =   7.565818e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.704e-07   1.051e-07
25- 50  2.087e-07   1.325e-07
50-150  1.349e-07   1.123e-07
15-150  5.140e-07   3.361e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.17129        (-1.88589      2.3133)
R1^2/D10^2  : 6.72220E-02        (-0.0672401      0.23849)
kT2 [keV]   : 175.299        (-175.06      -175.06)
R2^2/D10^2  : 2.92756E-06    (-2.93337e-06   0.000425)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          46.26 using 59 PHA bins.
# Reduced chi-squared =         0.8410 for     55 degrees of freedom 
# Null hypothesis probability =   7.933323e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.828e-07   1.143e-07
25- 50  2.061e-07   1.315e-07
50-150  3.539e-07   5.189e-08
15-150  7.428e-07   2.872e-07
Plot creation:
Fri Jun 27 10:50:42 EDT 2014