batgrbproduct Analysis for Trigger=729600

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Wed Jan  4 05:20:30 EST 2017
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger729600/GCN5_download_cron
======================================================================

  Trigger: 00729600      Segment: 000

  BAT Trigger Time: 505117938.752   [s; MET]
      Trigger Stop: 505117939.776   [s; MET]
               UTC: 2017-01-03T06:32:00.348460    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 155.756619087021   Dec: -68.4705765858717  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    6.12
     Image Trigger?:     NO
     Rate S/N Ratio:     22.9782505861521  [ if not an image trigger ]
     Image S/N Ratio:    6.12

  Flight Position:   [ source = BAT ]
    RA: 155.756619087021   Dec: -68.4705765858717  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 155.698369163955   Dec: -68.4525202226287  [deg; J2000]  
        { 10h 22m 47.6s , -68d 27' 09.1" }
         +/- 4.94167210944731 [arcmin] (estimated 90% radius based on SNR)
         +/- 2.64775480561398 [arcmin] (formal 1-sigma fit error)
    SNR: 3.10362981148315
 
  Angular difference between Flight and Ground position is 1.679305 arcmin
 
  Partial Coding Fraction: 0.9375    [ including projection effects ]

  Duration
     T90: 118.6400000453 +/- 15.1151314653162
        Measured from: -20.3919998407364
                   to: 98.2480002045631     [s; relative to TRIGTIME]
     T50: 55.2960000038147 +/- 6.76323228127442
        Measured from: 30.6320001482964
                   to: 85.9280001521111     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 99.0200000405312     
                   to: 100.020000040531     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -44.7439999580383     
                   to: 103.320000052452     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.876819   3.333501   1.719759   2.636151
           0.132970   0.162954   0.150376   0.185356 [error]
 Peak      0.062428   0.050563   0.067734   0.094998
           0.016315   0.020282   0.018993   0.023992 [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 5.78e-07 1.10e-06 1.63e-06 5.18e-06 4.61e-06 8.50e-06   erg/cm2
              Error 5.99e-08 7.06e-08 1.50e-07 1.02e-06 3.61e-07 1.14e-06   erg/cm2
Peak flux Power-law 3.09e-01 4.42e-01 4.70e-01 9.26e-01 1.51e+00 2.15e+00   ph/cm2/s
              Error 2.68e-01 1.74e-01 1.64e-01 9.32e-01 4.35e-01 9.05e-01   ph/cm2/s
 
Fluence   Cutoff-PL 5.79e-07 1.11e-06 1.63e-06 5.12e-06 4.61e-06 8.43e-06   erg/cm2
              Error 6.07e-08 7.65e-08 1.50e-07 2.02e-06 4.02e-07 2.19e-06   erg/cm2
Peak flux Cutoff-PL 3.38e-01 4.56e-01 4.55e-01 8.16e-01 1.51e+00 2.05e+00   ph/cm2/s
              Error 2.70e-01 1.76e-01 1.66e-01 1.11e+00 4.34e-01 9.32e-01   ph/cm2/s
 
Fluence        Band -------- -------- -------- -------- -------- --------   erg/cm2
              Error -------- -------- -------- -------- -------- --------   erg/cm2
Peak flux      Band -------- -------- -------- -------- -------- --------   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    1.436    0.115    -      -           3.27e-03 2.20e-04   85.230 57
CPL   1.436    0.116    9999.4    0.0      3.27e-03 1.68e-03   85.240 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    0.912    0.705    -      -           1.31e-02 3.83e-03   54.960 57
CPL   0.914    0.700    10000.0    0.0      1.32e-02 -4.72e-03   54.980 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: 98.496000 sec.
T50 in the 50-300 keV band: 49.408000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100  148.064  -44.744  103.320
T90   118.640  -20.392   98.248
T50    55.296   30.632   85.928
Peak    1.000   99.020  100.020

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  155.6984 -68.4525 0.0618   12.3  126.3       9.1697     3.1  TRIG_00729600       
------------------------------------------
 
Foreground time interval of the image:
-44.744  84.295 (delta_t = 129.039 [sec])
 85.248 103.320 (delta_t =  18.072 [sec])
Background time interval of the image:
-49.351 -44.744 (delta_t =   4.607 [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
-44.744000 84.295200
85.248000 103.320000
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.43569     ( -0.114937   0.115556 )
Norm@50keV  : 3.26731E-03    ( -0.00022131   0.000219629 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          85.23 using 59 PHA bins.
# Reduced chi-squared =          1.495 for     57 degrees of freedom 
# Null hypothesis probability =   9.079146e-03
 
Photon flux (15-150 keV)    in 147.1 sec: 0.401241 ( -0.0251711  0.0251723 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.61151e-06 ( -3.58003e-07  3.63133e-07 ) ergs/cm2
 
Cutoff power-law model
Multiple GTIs in the spectrum
tstart tstop
-44.744000 84.295200
85.248000 103.320000
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.43647     ( -0.117582   0.113934 )
Epeak [keV] : 9999.36      ( -9999.36 -9999.36 )
Norm@50keV  : 3.27288E-03    ( -0.000843414   0.0025138 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          85.24 using 59 PHA bins.
# Reduced chi-squared =          1.522 for     56 degrees of freedom 
# Null hypothesis probability =   7.122683e-03
 
Photon flux (15-150 keV)    in 147.1 sec: 0.401123 ( -0.025173  0.025143 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.60575e-06 ( -4.4305e-07  3.61734e-07 ) ergs/cm2
 
Band function
Multiple GTIs in the spectrum
tstart tstop
-44.744000 84.295200
85.248000 103.320000
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 2.05630   ( -1.34977   -1.20853 )
beta        : -1.78502    ( -0.296419   0.231662 )
Epeak [keV] : 36.4406      ( -8.32189 11.3172 )
Norm@50keV   : 0.667299    ( -0.667123   37.0718 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          73.60 using 59 PHA bins.
# Reduced chi-squared =          1.338 for     55 degrees of freedom 
# Null hypothesis probability =   4.770935e-02
 
Photon flux (15-150 keV)    in 147.1 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]    : 11.9362  (  )
R^2/D10^2   : 0.100966  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         125.10 using 59 PHA bins.
# Reduced chi-squared =         2.1948 for     57 degrees of freedom 
# Null hypothesis probability =   5.186805e-07
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.473e-07   4.972e-08
25- 50  1.399e-06   9.525e-08
50-150  1.194e-06   1.901e-07
15-150  3.041e-06   2.457e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 200.000       (-37.5642      -200)
Norm        : 1.63093       (-0.102389     0.102389)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          87.41 using 59 PHA bins.
# Reduced chi-squared =          1.533 for     57 degrees of freedom 
# Null hypothesis probability =   5.912573e-03
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.975e-07   4.310e-08
25- 50  1.149e-06   1.060e-07
50-150  2.521e-06   7.081e-07
15-150  4.268e-06   8.157e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 9.35703        (-0.705614      0.62124)
R1^2/D10^2  : 0.205654        (-0.0578648      0.0666709)
kT2 [keV]   : 199.363        (-117.611      -199.363)
R2^2/D10^2  : 6.69213E-05    (-1.05533e-05   0.000204842)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          48.67 using 59 PHA bins.
# Reduced chi-squared =         0.8850 for     55 degrees of freedom 
# Null hypothesis probability =   7.135497e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.381e-07   7.406e-08
25- 50  1.293e-06   1.817e-07
50-150  3.115e-06   1.472e-06
15-150  4.946e-06   1.706e-06

Peak spectrum fit

Power-law model
Time interval is from   99.020 sec. to  100.020 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.911623     ( -0.775653   0.634292 )
Norm@50keV  : 1.31415E-02    ( -0.00389817   0.00376388 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.96 using 59 PHA bins.
# Reduced chi-squared =         0.9642 for     57 degrees of freedom 
# Null hypothesis probability =   5.520539e-01
 
Photon flux (15-150 keV)    in 1 sec: 1.50848 ( -0.435212  0.434219 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.46868e-07 ( -5.16885e-08  5.38352e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from   99.020 sec. to  100.020 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.914437     ( -0.821106   0.579749 )
Epeak [keV] : 1.00000E+04      ( -10000 -10000 )
Norm@50keV  : 1.32183E-02    ( -0.00377441   -0.0132223 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.98 using 59 PHA bins.
# Reduced chi-squared =         0.9818 for     56 degrees of freedom 
# Null hypothesis probability =   5.134520e-01
 
Photon flux (15-150 keV)    in 1 sec: 1.51311 ( -0.43601  0.4323 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.43574e-07 ( -4.82686e-08  5.231e-08 ) ergs/cm2
 
Band function
Time interval is from   99.020 sec. to  100.020 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.854845   ( 0.854762   0.854762 )
beta        : -0.923581    ( 0.922843   0.787563 )
Epeak [keV] : 17.0430      ( -16.9042 -16.9042 )
Norm@50keV   : 1.84306E-02    ( -0.00893791   0.256573 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.96 using 59 PHA bins.
# Reduced chi-squared =         0.9993 for     55 degrees of freedom 
# Null hypothesis probability =   4.761657e-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]    : 43.6029  (-27.0461  -43.8764)
R^2/D10^2   : 8.17305E-03  (-0.00799212   0.103263)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          61.19 using 59 PHA bins.
# Reduced chi-squared =          1.073 for     57 degrees of freedom 
# Null hypothesis probability =   3.281304e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.882e-09   1.154e-09
25- 50  1.315e-08   7.760e-09
50-150  1.392e-07   8.015e-08
15-150  1.542e-07   8.930e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 199.363       (-107.2      -199.363)
Norm        : 5.78945       (-1.74386     1.74503)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          58.35 using 59 PHA bins.
# Reduced chi-squared =          1.024 for     57 degrees of freedom 
# Null hypothesis probability =   4.255846e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.442e-08   9.085e-09
25- 50  2.773e-08   1.761e-08
50-150  6.082e-08   3.776e-08
15-150  1.030e-07   6.320e-08
Double BB
R1^2/D10^2  : 2.16140        (-1.89549      23.0223)
kT2 [keV]   : 199.363        (-160.482      -199.363)
R2^2/D10^2  : 5.20823E-04    (-0.000193832   0.00260218)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          50.54 using 59 PHA bins.
#Fit statistic : Chi-Squared =          50.17 using 59 PHA bins.
#Fit statistic : Chi-Squared =          50.15 using 59 PHA bins.
# Reduced chi-squared =         0.9189 for     55 degrees of freedom 
# Reduced chi-squared =         0.9121 for     55 degrees of freedom 
# Reduced chi-squared =         0.9118 for     55 degrees of freedom 
# Null hypothesis probability =   6.455169e-01
# Null hypothesis probability =   6.594676e-01
# Null hypothesis probability =   6.600195e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.340e-08   8.270e-09
25- 50  2.347e-08   1.395e-08
50-150  1.376e-07   1.083e-07
15-150  1.745e-07   1.081e-07
Plot creation:
Wed Jan  4 05:26:30 EST 2017