batgrbproduct Analysis for Trigger=724438

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Wed Nov 30 12:27:51 EST 2016
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger724438/GCN5_download_cron
======================================================================

  Trigger: 00724438      Segment: 000

  BAT Trigger Time: 502096317.088   [s; MET]
      Trigger Stop: 502096317.472   [s; MET]
               UTC: 2016-11-29T07:11:39.857180    [includes UTCF correction] 
       Where From?: (*SHORT BURST*) Expanded to TRIGTIME - 32 ms to TRIGTIME + 320 ms

  BAT 
    RA: 316.192888589222   Dec: 32.125124540387  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    8.73
     Image Trigger?:     NO
     Rate S/N Ratio:     32.4499614791759  [ if not an image trigger ]
     Image S/N Ratio:    8.73

  Flight Position:   [ source = BAT ]
    RA: 316.192888589222   Dec: 32.125124540387  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 316.22125050216   Dec: 32.1367093380022  [deg; J2000]  
        { 21h 04m 53.1s , +32d 08' 12.2" }
         +/- 1.85268953764416 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.890429033696531 [arcmin] (formal 1-sigma fit error)
    SNR: 12.6050092036686
 
  Angular difference between Flight and Ground position is 1.599948 arcmin
 
  Partial Coding Fraction: 0.6953125    [ including projection effects ]

  Duration
     T90: 35.539999961853 +/- 2.09357115934511
        Measured from: 6.18000012636185
                   to: 41.7200000882149     [s; relative to TRIGTIME]
     T50: 15.3479999303818 +/- 2.1700691650944
        Measured from: 18.0680001378059
                   to: 33.4160000681877     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 26.6439999938011     
                   to: 27.6439999938011     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0.0559999942779541     
                   to: 44.5839999914169     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.533519   2.159950   1.611133   0.360366
           0.049656   0.053207   0.046867   0.038778 [error]
 Peak      0.084527   0.144122   0.142680   0.031905
           0.008504   0.009677   0.008952   0.006957 [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 5.29e-07 9.29e-07 1.25e-06 3.44e-06 3.63e-06 6.15e-06   erg/cm2
              Error 3.09e-08 3.16e-08 4.75e-08 2.95e-07 1.15e-07 3.22e-07   erg/cm2
Peak flux Power-law 8.89e-01 1.07e+00 9.32e-01 1.39e+00 3.38e+00 4.28e+00   ph/cm2/s
              Error 1.17e-01 8.65e-02 7.01e-02 2.21e-01 2.37e-01 2.98e-01   ph/cm2/s
 
Fluence   Cutoff-PL 5.10e-07 9.41e-07 1.26e-06 2.72e-06 3.59e-06 5.43e-06   erg/cm2
              Error 3.87e-08 3.50e-08 5.23e-08 7.55e-07 1.27e-07 7.79e-07   erg/cm2
Peak flux Cutoff-PL 8.18e-01 1.10e+00 9.72e-01 9.88e-01 3.34e+00 3.87e+00   ph/cm2/s
              Error 1.45e-01 9.48e-02 8.69e-02 4.92e-01 2.44e-01 5.00e-01   ph/cm2/s
 
Fluence        Band -------- -------- -------- -------- -------- --------   erg/cm2
              Error -------- -------- -------- -------- -------- --------   erg/cm2
Peak flux      Band 8.28e-01 1.09e+00 9.66e-01 1.01e+00 3.34e+00 3.90e+00   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    1.574    0.056    -      -           8.68e-03 2.63e-04   55.480 57
CPL   1.406    0.211     188.0  -54.9      1.04e-02 2.36e-03   53.730 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.199    0.115    -      -           2.88e-02 1.93e-03   44.010 57
CPL   0.853    0.439     185.7  -54.2      4.16e-02 2.02e-02   42.190 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: 33.088000 sec.
T50 in the 50-300 keV band: 14.656000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   44.528    0.056   44.584
T90    35.540    6.180   41.720
T50    15.348   18.068   33.416
Peak    1.000   26.644   27.644

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  316.2213 +32.1367 0.0153   36.4   -9.0       0.5775    12.6  TRIG_00724438       
------------------------------------------
 
Foreground time interval of the image:
  0.056   8.913 (delta_t =   8.857 [sec])
Background time interval of the image:
-239.088   0.056 (delta_t = 239.144 [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    0.056 sec. to   44.584 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.57404     ( -0.056349   0.0564192 )
Norm@50keV  : 8.67741E-03    ( -0.000262573   0.00026246 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.48 using 59 PHA bins.
# Reduced chi-squared =         0.9734 for     57 degrees of freedom 
# Null hypothesis probability =   5.321210e-01
 
Photon flux (15-150 keV)    in 44.53 sec: 1.10631 ( -0.0367331  0.0368424 ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.62565e-06 ( -1.1527e-07  1.15447e-07 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.056 sec. to   44.584 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.40557     ( -0.22688   0.194624 )
Epeak [keV] : 187.968      ( -78.2121 -187.998 )
Norm@50keV  : 1.04274E-02    ( -0.00188195   0.00284117 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          53.73 using 59 PHA bins.
# Reduced chi-squared =         0.9594 for     56 degrees of freedom 
# Null hypothesis probability =   5.613323e-01
 
Photon flux (15-150 keV)    in 44.53 sec: 1.09347 ( -0.03991  0.04005 ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.58557e-06 ( -1.27694e-07  1.2704e-07 ) ergs/cm2
 
Band function
Time interval is from    0.056 sec. to   44.584 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 1.23157   ( -2.11968   -0.0634926 )
beta        : -1.62587    ( -0.146031   0.0795274 )
Epeak [keV] : 30.7934      ( -6.96125 79.8604 )
Norm@50keV   : 0.870023    ( -0.870347   391.561 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          50.14 using 59 PHA bins.
# Reduced chi-squared =         0.9117 for     55 degrees of freedom 
# Null hypothesis probability =   6.603764e-01
 
Photon flux (15-150 keV)    in 44.53 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]    : 15.5453  (  )
R^2/D10^2   : 0.105018  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         299.19 using 59 PHA bins.
# Reduced chi-squared =         5.2489 for     57 degrees of freedom 
# Null hypothesis probability =   1.482046e-34
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.351e-07   1.436e-08
25- 50  9.647e-07   4.208e-08
50-150  1.611e-06   8.416e-08
15-150  2.811e-06   9.507e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (-26.0097      -200)
Norm        : 4.46254       (-0.134502     0.134502)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.77 using 59 PHA bins.
# Reduced chi-squared =         0.9609 for     57 degrees of freedom 
# Null hypothesis probability =   5.590468e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.953e-07   1.759e-08
25- 50  9.528e-07   3.273e-08
50-150  2.090e-06   6.835e-08
15-150  3.538e-06   1.176e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 8.02608        (-0.785164      0.822414)
R1^2/D10^2  : 0.758143        (-0.20637      0.312911)
kT2 [keV]   : 30.7549        (-3.77216      5.35434)
R2^2/D10^2  : 7.32279E-03    (-0.0030629   0.00437161)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.02 using 59 PHA bins.
# Reduced chi-squared =         0.9822 for     55 degrees of freedom 
# Null hypothesis probability =   5.120097e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.417e-07   4.166e-08
25- 50  9.899e-07   6.167e-08
50-150  2.142e-06   2.311e-07
15-150  3.574e-06   2.901e-07

Peak spectrum fit

Power-law model
Time interval is from   26.644 sec. to   27.644 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.19922     ( -0.115435   0.114234 )
Norm@50keV  : 2.88016E-02    ( -0.00193385   0.00193274 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          44.01 using 59 PHA bins.
# Reduced chi-squared =         0.7721 for     57 degrees of freedom 
# Null hypothesis probability =   8.961732e-01
 
Photon flux (15-150 keV)    in 1 sec: 3.38036 ( -0.23664  0.237055 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.92272e-07 ( -2.11607e-08  2.12159e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   26.644 sec. to   27.644 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.852606     ( -0.485055   0.392827 )
Epeak [keV] : 185.666      ( -77.1744 -185.666 )
Norm@50keV  : 4.15656E-02    ( -0.0138942   0.0265329 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          42.19 using 59 PHA bins.
# Reduced chi-squared =         0.7534 for     56 degrees of freedom 
# Null hypothesis probability =   9.140714e-01
 
Photon flux (15-150 keV)    in 1 sec: 3.33545 ( -0.24347  0.24355 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.8812e-07 ( -2.2185e-08  2.2065e-08 ) ergs/cm2
 
Band function
Time interval is from   26.644 sec. to   27.644 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.863909   ( 0.565806   0.565806 )
beta        : -8.21014    ( 9.29737   19.2969 )
Epeak [keV] : 192.522      ( -67.7434 456.366 )
Norm@50keV   : 4.09718E-02    ( -0.0085578   0.0200628 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          42.20 using 59 PHA bins.
# Reduced chi-squared =         0.7673 for     55 degrees of freedom 
# Null hypothesis probability =   8.971419e-01
 
Photon flux (15-150 keV)    in 1 sec: 3.33982 (    ) 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]    : 19.6475  (-1.6949  1.91084)
R^2/D10^2   : 0.166538  (-0.0441332   0.0585142)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          81.50 using 59 PHA bins.
# Reduced chi-squared =          1.430 for     57 degrees of freedom 
# Null hypothesis probability =   1.829776e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.248e-08   1.715e-09
25- 50  6.143e-08   6.535e-09
50-150  1.753e-07   1.775e-08
15-150  2.492e-07   2.180e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (-12.9552      -200)
Norm        : 14.1408       (-0.967757     0.967757)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          69.53 using 59 PHA bins.
# Reduced chi-squared =          1.220 for     57 degrees of freedom 
# Null hypothesis probability =   1.233884e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.522e-08   2.810e-09
25- 50  6.775e-08   5.890e-09
50-150  1.486e-07   4.069e-08
15-150  2.516e-07   5.130e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 8.48625        (-2.2706      2.57501)
R1^2/D10^2  : 1.46826        (-0.780275      2.47757)
kT2 [keV]   : 32.1216        (-6.52476      13.9917)
R2^2/D10^2  : 2.72254E-02    (-0.0186871   0.0188579)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          42.38 using 59 PHA bins.
# Reduced chi-squared =         0.7706 for     55 degrees of freedom 
# Null hypothesis probability =   8.933605e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.412e-08   8.699e-09
25- 50  6.518e-08   1.826e-08
50-150  2.010e-07   7.830e-08
15-150  2.903e-07   9.620e-08
Plot creation:
Wed Nov 30 12:34:42 EST 2016