batgrbproduct Analysis for Trigger=702630

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Jul  3 19:08:44 EDT 2016
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger702630/GCN5_download_cron
======================================================================

  Trigger: 00702630      Segment: 000

  BAT Trigger Time: 489195529.088   [s; MET]
      Trigger Stop: 489195531.136   [s; MET]
               UTC: 2016-07-02T23:38:32.584880    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 299.645072884098   Dec: 35.224609749928  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    6.69
     Image Trigger?:     NO
     Rate S/N Ratio:     10.0995049383621  [ if not an image trigger ]
     Image S/N Ratio:    6.69

  Flight Position:   [ source = BAT ]
    RA: 299.645072884098   Dec: 35.224609749928  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 299.656144632877   Dec: 35.1837819446877  [deg; J2000]  
        { 19h 58m 37.5s , +35d 11' 01.6" }
         +/- 4.50044208427958 [arcmin] (estimated 90% radius based on SNR)
         +/- 2.7506406700261 [arcmin] (formal 1-sigma fit error)
    SNR: 3.54729003016306
 
  Angular difference between Flight and Ground position is 2.509086 arcmin
 
  Partial Coding Fraction: 0.984375    [ including projection effects ]

  Duration
     T90: 506.307999968529 +/- 29.1981540217324
        Measured from: 70.3120000958443
                   to: 576.620000064373     [s; relative to TRIGTIME]
     T50: 281.327999949455 +/- 16.3360793216604
        Measured from: 206.488000094891
                   to: 487.816000044346     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 600.486000001431     
                   to: 601.486000001431     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -1.68400001525879     
                   to: 601.480000019073     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     7.680792   9.227531   5.756583   1.247606
           0.137144   0.141242   0.122199   0.105687 [error]
 Peak      0.014457   0.026207   0.043163   0.027760
           0.014891   0.015293   0.012962   0.010853 [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 2.30e-06 3.65e-06 4.37e-06 1.02e-05 1.33e-05 2.05e-05   erg/cm2
              Error 1.05e-07 9.26e-08 1.32e-07 7.11e-07 3.11e-07 7.78e-07   erg/cm2
Peak flux Power-law 1.51e-01 1.82e-01 1.58e-01 2.34e-01 5.73e-01 7.25e-01   ph/cm2/s
              Error 1.58e-01 1.14e-01 1.22e-01 3.00e-01 3.13e-01 3.78e-01   ph/cm2/s
 
Fluence   Cutoff-PL 2.19e-06 3.69e-06 4.42e-06 7.68e-06 1.30e-05 1.80e-05   erg/cm2
              Error 1.37e-07 1.00e-07 1.40e-07 1.92e-06 3.73e-07 1.92e-06   erg/cm2
Peak flux Cutoff-PL 1.15e-01 1.95e-01 1.81e-01 1.00e-01 5.56e-01 5.92e-01   ph/cm2/s
              Error 1.52e-01 1.67e-01 1.18e-01 1.65e-01 4.39e-01 4.26e-01   ph/cm2/s
 
Fluence        Band 2.08e-06 3.73e-06 4.34e-06 9.39e-06 1.30e-05 1.96e-05   erg/cm2
              Error -------- 1.15e-07 1.36e-07 9.77e-07 3.61e-07 1.06e-06   erg/cm2
Peak flux      Band 1.24e-01 1.90e-01 1.77e-01 1.34e-01 5.65e-01 6.28e-01   ph/cm2/s
              Error 1.53e-01 -------- -------- -------- -------- --------   ph/cm2/s
 
=== Time-averaged spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.739    0.046    -      -           2.38e-03 5.43e-05   65.490 57
CPL   1.534    0.185     119.2  214.3      2.98e-03 5.88e-04   61.750 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.204    0.910    -      -           4.88e-03 3.71e-03   55.700 57
CPL   0.089    3.060      97.0    0.0      1.57e-02 1.45e+02   55.320 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  603.164   -1.684  601.480
T90   506.308   70.312  576.620
T50   281.328  206.488  487.816
Peak    1.000  600.486  601.486

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  299.6561 +35.1838 0.0543    9.1  119.3       0.2283     3.5  TRIG_00702630       
------------------------------------------
 
Foreground time interval of the image:
 -1.684  29.413 (delta_t =  31.097 [sec])
Background time interval of the image:
-92.687 -75.388 (delta_t =  17.299 [sec])
-74.088 -23.198 (delta_t =  50.890 [sec])
-22.088  -1.684 (delta_t =  20.404 [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
-1.684000 188.292000
188.912000 601.480000
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.73892     ( -0.0458641   0.0459999 )
Norm@50keV  : 2.38389E-03    ( -5.43666e-05   5.43328e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          65.49 using 59 PHA bins.
# Reduced chi-squared =          1.149 for     57 degrees of freedom 
# Null hypothesis probability =   2.060075e-01
 
Photon flux (15-150 keV)    in 602.5 sec: 0.321036 ( -0.00833059  0.00836902 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.3262e-05 ( -3.10485e-07  3.10894e-07 ) ergs/cm2
 
Cutoff power-law model
Multiple GTIs in the spectrum
tstart tstop
-1.684000 188.292000
188.912000 601.480000
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.53435     ( -0.188498   0.180791 )
Epeak [keV] : 119.242      ( -33.4467 395.174 )
Norm@50keV  : 2.97672E-03    ( -0.000517529   0.000657916 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          61.75 using 59 PHA bins.
# Reduced chi-squared =          1.103 for     56 degrees of freedom 
# Null hypothesis probability =   2.781832e-01
 
Photon flux (15-150 keV)    in 602.5 sec: 0.314959 ( -0.009728  0.009793 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.30306e-05 ( -3.73188e-07  3.71983e-07 ) ergs/cm2
 
Band function
Multiple GTIs in the spectrum
tstart tstop
-1.684000 188.292000
188.912000 601.480000
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.07679   ( -0.606006   3.11475 )
beta        : -1.81821    ( 1.8183   0.0787754 )
Epeak [keV] : 53.5885      ( -21.2403 117.751 )
Norm@50keV   : 5.71791E-03    ( -0.0031512   1.79073 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          59.91 using 59 PHA bins.
# Reduced chi-squared =          1.089 for     55 degrees of freedom 
# Null hypothesis probability =   3.023376e-01
 
Photon flux (15-150 keV)    in 602.5 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.29888e-05 ( -1.29845e-05  -3.60596e-07 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 14.3386  (  )
R^2/D10^2   : 3.77625E-02  (   )
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         452.51 using 59 PHA bins.
# Reduced chi-squared =         7.9387 for     57 degrees of freedom 
# Null hypothesis probability =   6.136453e-63
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  9.856e-07   4.730e-08
25- 50  3.753e-06   1.054e-07
50-150  5.141e-06   2.244e-07
15-150  9.880e-06   2.440e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 129.659       (-11.8655      21.3473)
Norm        : 1.32587       (-0.0509658     0.0402726)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          66.77 using 59 PHA bins.
# Reduced chi-squared =          1.171 for     57 degrees of freedom 
# Null hypothesis probability =   1.763696e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.994e-06   1.091e-07
25- 50  3.664e-06   1.657e-07
50-150  7.052e-06   1.493e-06
15-150  1.271e-05   1.621e-06
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 7.34316        (-0.571123      0.590064)
R1^2/D10^2  : 0.303414        (-0.0717145      0.102568)
kT2 [keV]   : 26.3838        (-2.28252      2.86764)
R2^2/D10^2  : 3.15917E-03    (-0.000996223   0.00129328)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          63.83 using 59 PHA bins.
# Reduced chi-squared =          1.160 for     55 degrees of freedom 
# Null hypothesis probability =   1.940365e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.883e-06   1.407e-07
25- 50  3.792e-06   1.681e-07
50-150  7.147e-06   4.880e-07
15-150  1.282e-05   6.356e-07

Peak spectrum fit

Power-law model
Time interval is from  600.486 sec. to  601.486 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.20359     ( -0.97864   0.841351 )
Norm@50keV  : 4.87816E-03    ( -0.00487826   0.00253887 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.70 using 59 PHA bins.
# Reduced chi-squared =         0.9772 for     57 degrees of freedom 
# Null hypothesis probability =   5.240029e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.572875 ( -0.309556  0.317422 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.94418e-08 ( -2.62451e-08  2.66321e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from  600.486 sec. to  601.486 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 8.91340E-02     ( -0.0899212   6.02999 )
Epeak [keV] : 96.9951      ( -97.0193 -97.0193 )
Norm@50keV  : 1.56988E-02    ( -0.0156884   290.917 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.32 using 59 PHA bins.
# Reduced chi-squared =         0.9879 for     56 degrees of freedom 
# Null hypothesis probability =   5.005048e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.555860 ( -0.55586  0.321747 ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.8022e-08 ( -2.66128e-08  2.72186e-08 ) ergs/cm2
 
Band function
Time interval is from  600.486 sec. to  601.486 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 1.32232E-02   ( -1.38135   0.611563 )
beta        : -10.0000    ( 10   10 )
Epeak [keV] : 94.8032      ( -53.8961 389.848 )
Norm@50keV   : 1.72341E-02    ( -0.0170863   2.62656 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.32 using 59 PHA bins.
# Reduced chi-squared =          1.006 for     55 degrees of freedom 
# Null hypothesis probability =   4.623724e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.565339 (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 4.80095e-08 ( 0  0 ) ergs/cm2
 
Single BB
 
Spectral model blackbody:
------------------------------------------------------------
Parameters  : value    Lower 90%  Upper 90%
kT [keV]    : 20.3145  (-9.57596  22.4141)
R^2/D10^2   : 2.64697E-02  (-0.0264688   0.192102)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.61 using 59 PHA bins.
# Reduced chi-squared =         0.9755 for     57 degrees of freedom 
# Null hypothesis probability =   5.275444e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.093e-09   1.484e-09
25- 50  1.053e-08   6.715e-09
50-150  3.228e-08   2.356e-08
15-150  4.491e-08   3.250e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 199.361       (-199.362      -199.362)
Norm        : 2.45375       (-1.29182     1.29176)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.07 using 59 PHA bins.
# Reduced chi-squared =         0.9838 for     57 degrees of freedom 
# Null hypothesis probability =   5.097875e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  6.110e-09   4.426e-09
25- 50  1.175e-08   8.225e-09
50-150  2.578e-08   1.757e-08
15-150  4.364e-08   2.991e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 5.92374        (-5.90465      -5.90465)
R1^2/D10^2  : 0.716577        (-0.746519      -0.746519)
kT2 [keV]   : 24.1147        (-24.1674      -24.1674)
R2^2/D10^2  : 1.33778E-02    (-0.0132715   0.152937)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.04 using 59 PHA bins.
# Reduced chi-squared =          1.001 for     55 degrees of freedom 
# Null hypothesis probability =   4.731372e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  4.657e-09   3.325e-09
25- 50  1.085e-08   7.060e-09
50-150  3.348e-08   2.257e-08
15-150  4.898e-08   2.762e-08
Plot creation:
Sun Jul  3 19:18:53 EDT 2016