batgrbproduct Analysis for Trigger=650413

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Jul 27 21:52:14 EDT 2015
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger650413/GCN5_download_cron
======================================================================

  Trigger: 00650413      Segment: 000

  BAT Trigger Time: 459655960   [s; MET]
      Trigger Stop: 459656024   [s; MET]
               UTC: 2015-07-27T02:12:25.091300    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 54.4192371141044   Dec: 53.2844131817431  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    20.89
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    20.89

  Flight Position:   [ source = BAT ]
    RA: 54.4192371141044   Dec: 53.2844131817431  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 54.4337534973041   Dec: 53.2827296809894  [deg; J2000]  
        { 03h 37m 44.1s , +53d 16' 57.8" }
         +/- 1.02455054228227 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.437503813537586 [arcmin] (formal 1-sigma fit error)
    SNR: 29.3812780754727
 
  Angular difference between Flight and Ground position is 0.530428 arcmin
 
  Partial Coding Fraction: 1.015625    [ including projection effects ]

  Duration
     T90: 64 +/- 
        Measured from: 0
                   to: 64     [s; relative to TRIGTIME]
     T50: 64 +/- 
        Measured from: 0
                   to: 64     [s; relative to TRIGTIME]

    WARNING: battblocks failed.  Used TDRSS fore/background intervals

  Fluence
     Peak Flux  (peak 64 second)
        Measured from: 0     
                   to: 64     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0     
                   to: 64     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.930569   0.395441  -0.001529   0.025790
           0.044624   0.042310   0.035541   0.030163 [error]
 Peak      1.930569   0.395441  -0.001529   0.025790
           0.044624   0.042310   0.035541   0.030163 [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 5.39e-07 1.47e-07 2.14e-08 3.55e-09 7.10e-07 7.11e-07   erg/cm2
              Error 5.38e-08 2.35e-08 8.50e-09 2.48e-09 5.79e-08 5.80e-08   erg/cm2
Peak flux Power-law 2.91e-01 4.58e-02 3.34e-03 2.60e-04 3.40e-01 3.40e-01   ph/cm2/s
              Error 3.02e-02 6.89e-03 1.28e-03 1.74e-04 3.00e-02 3.00e-02   ph/cm2/s
 
Fluence   Cutoff-PL 5.40e-07 1.46e-07 2.10e-08 3.42e-09 7.10e-07 7.11e-07   erg/cm2
              Error 5.38e-08 -------- 1.56e-08 3.36e-09 5.85e-08 5.80e-08   erg/cm2
Peak flux Cutoff-PL 2.91e-01 4.55e-02 3.25e-03 2.51e-04 3.40e-01 3.40e-01   ph/cm2/s
              Error 3.02e-02 -------- -------- -------- -------- 3.00e-02   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    4.777    0.353    -      -           2.72e-04 8.41e-05   90.810 57
CPL   1.000    0.000      50.0    0.0      2.93e-03 0.00e+00  323.880 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    4.777    0.353    -      -           2.72e-04 8.41e-05   90.810 57
CPL   1.000    0.000      50.0    0.0      2.93e-03 0.00e+00  323.880 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   64.000    0.000   64.000
T90    64.000    0.000   64.000
T50    64.000    0.000   64.000
Peak   64.000    0.000   64.000

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
   54.4338 +53.2827 0.0065    0.1 -146.9       2.3698    29.4  TRIG_00650413       
------------------------------------------
 
Foreground time interval of the image:
  0.000  64.000 (delta_t =  64.000 [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   64.000 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 4.77744     ( -0.347866   0.35774 )
Norm@50keV  : 2.71886E-04    ( -7.49876e-05   9.31955e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          90.81 using 59 PHA bins.
# Reduced chi-squared =          1.593 for     57 degrees of freedom 
# Null hypothesis probability =   2.936398e-03
 
Photon flux (15-150 keV)    in 64 sec: 0.339803 ( -0.0299553  0.0301407 ) ph/cm2/s
Energy fluence (15-150 keV)             : 7.09683e-07 ( -5.79197e-08  5.79224e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.000 sec. to   64.000 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.00000     (     )
Epeak [keV] : 50.0000      (   )
Norm@50keV  : 2.92714E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =         323.88 using 59 PHA bins.
# Reduced chi-squared =         5.7836 for     56 degrees of freedom 
# Null hypothesis probability =   2.310741e-39
 
Photon flux (15-150 keV)    in 64 sec: 0.339901 (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 7.09504e-07 ( -5.91616e-08  5.78816e-08 ) ergs/cm2
 
Band function
Time interval is from    0.000 sec. to   64.000 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 5.00000   ( -0.128748   -5 )
beta        : -5.22130    ( -0.772426   0.525839 )
Epeak [keV] : 13.2915      ( -2.59456 1.28707 )
Norm@50keV   : 8.67353E+04    ( -7015.71   582063 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          87.55 using 59 PHA bins.
# Reduced chi-squared =          1.592 for     55 degrees of freedom 
# Null hypothesis probability =   3.431604e-03
 
Photon flux (15-150 keV)    in 64 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]    : 2.97737  (-0.22715  0.271562)
R^2/D10^2   : 49.6402  (-22.711   38.7587)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         107.25 using 59 PHA bins.
# Reduced chi-squared =         1.8815 for     57 degrees of freedom 
# Null hypothesis probability =   6.420688e-05
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.666e-07   9.264e-08
25- 50  8.042e-08   1.845e-08
50-150  1.218e-10   7.968e-11
15-150  6.471e-07   1.008e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 6.32192       (-0.832741      1.1141)
Norm        : 35.4019       (-14.1729     22.4927)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          99.69 using 59 PHA bins.
# Reduced chi-squared =          1.749 for     57 degrees of freedom 
# Null hypothesis probability =   4.050864e-04
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.458e-07   7.590e-08
25- 50  1.124e-07   2.221e-08
50-150  1.681e-09   9.258e-10
15-150  6.599e-07   7.875e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 2.42004        (-0.241007      0.265694)
R1^2/D10^2  : 179.768        (-89.7453      206.296)
kT2 [keV]   : 7.78754        (-1.5687      2.13441)
R2^2/D10^2  : 0.107060    (-0.0719873   0.223347)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          79.36 using 59 PHA bins.
# Reduced chi-squared =          1.443 for     55 degrees of freedom 
# Null hypothesis probability =   1.745035e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.703e-07   2.691e-07
25- 50  1.548e-07   7.132e-08
50-150  2.951e-08   2.103e-08
15-150  7.546e-07   2.683e-07

Peak spectrum fit

Power-law model
Time interval is from    0.000 sec. to   64.000 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 4.77744     ( -0.347866   0.35774 )
Norm@50keV  : 2.71886E-04    ( -7.49876e-05   9.31955e-05 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          90.81 using 59 PHA bins.
# Reduced chi-squared =          1.593 for     57 degrees of freedom 
# Null hypothesis probability =   2.936398e-03
 
Photon flux (15-150 keV)    in 64 sec: 0.339803 ( -0.0299553  0.0301407 ) ph/cm2/s
Energy fluence (15-150 keV)             : 7.09683e-07 ( -5.79197e-08  5.79224e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.000 sec. to   64.000 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.00000     (     )
Epeak [keV] : 50.0000      (   )
Norm@50keV  : 2.92714E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =         323.88 using 59 PHA bins.
# Reduced chi-squared =         5.7836 for     56 degrees of freedom 
# Null hypothesis probability =   2.310741e-39
 
Photon flux (15-150 keV)    in 64 sec: 0.339901 (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 7.09504e-07 ( -5.91616e-08  5.78816e-08 ) ergs/cm2
 
Band function
Time interval is from    0.000 sec. to   64.000 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 5.00000   ( -0.128748   -5 )
beta        : -5.22130    ( -0.772426   0.525839 )
Epeak [keV] : 13.2915      ( -2.59456 1.28707 )
Norm@50keV   : 8.67353E+04    ( -7015.71   582063 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          87.55 using 59 PHA bins.
# Reduced chi-squared =          1.592 for     55 degrees of freedom 
# Null hypothesis probability =   3.431604e-03
 
Photon flux (15-150 keV)    in 64 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]    : 2.97737  (-0.22715  0.271562)
R^2/D10^2   : 49.6402  (-22.711   38.7587)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =         107.25 using 59 PHA bins.
# Reduced chi-squared =         1.8815 for     57 degrees of freedom 
# Null hypothesis probability =   6.420688e-05
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.666e-07   9.376e-08
25- 50  8.042e-08   1.663e-08
50-150  1.218e-10   7.334e-11
15-150  6.471e-07   1.018e-07
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 6.32192       (-0.832741      1.1141)
Norm        : 35.4019       (-14.1729     22.4927)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          99.69 using 59 PHA bins.
# Reduced chi-squared =          1.749 for     57 degrees of freedom 
# Null hypothesis probability =   4.050864e-04
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.458e-07   7.776e-08
25- 50  1.124e-07   2.250e-08
50-150  1.681e-09   9.152e-10
15-150  6.599e-07   8.310e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 2.42004        (-0.241007      0.265694)
R1^2/D10^2  : 179.768        (-89.7453      206.296)
kT2 [keV]   : 7.78754        (-1.5687      2.13441)
R2^2/D10^2  : 0.107060    (-0.0719873   0.223347)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          79.36 using 59 PHA bins.
# Reduced chi-squared =          1.443 for     55 degrees of freedom 
# Null hypothesis probability =   1.745035e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.703e-07   2.248e-07
25- 50  1.548e-07   7.427e-08
50-150  2.951e-08   2.001e-08
15-150  7.546e-07   3.000e-07
Plot creation:
Mon Jul 27 21:54:44 EDT 2015