batgrbproduct Analysis for Trigger=633173

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Mar  2 10:16:03 EST 2015
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger633173/GCN5_download_cron
======================================================================

  Trigger: 00633173      Segment: 000

  BAT Trigger Time: 446925544   [s; MET]
      Trigger Stop: 446925608   [s; MET]
               UTC: 2015-03-01T17:58:50.747880    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 139.479621092628   Dec: -22.4372801335003  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    6.16
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    6.16

  Flight Position:   [ source = BAT ]
    RA: 139.479621092628   Dec: -22.4372801335003  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 139.475785120604   Dec: -22.4887246121291  [deg; J2000]  
        { 09h 17m 54.2s , -22d 29' 19.4" }
         +/- 5.80148190758344 [arcmin] (estimated 90% radius based on SNR)
         +/- 3.70320604988726 [arcmin] (formal 1-sigma fit error)
    SNR: 2.46801879416222
 
  Angular difference between Flight and Ground position is 3.093988 arcmin
 
  Partial Coding Fraction: 0.875    [ 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     0.142392   0.084984  -0.029118  -0.054358
           0.040490   0.041751   0.036934   0.033375 [error]
 Peak      0.142392   0.084984  -0.029118  -0.054358
           0.040490   0.041751   0.036934   0.033375 [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 3.46e-08 3.38e-08 2.31e-08 2.49e-08 1.02e-07 1.18e-07   erg/cm2
              Error 1.75e-08 1.92e-08 2.57e-08 5.46e-08 6.17e-08 9.37e-08   erg/cm2
Peak flux Power-law 1.78e-02 9.76e-03 3.35e-03 1.49e-03 3.17e-02 3.24e-02   ph/cm2/s
              Error 9.12e-03 5.35e-03 3.61e-03 2.96e-03 1.51e-02 1.57e-02   ph/cm2/s
 
Fluence   Cutoff-PL 3.39e-08 5.22e-08 6.84e-09 1.36e-11 9.29e-08 9.28e-08   erg/cm2
              Error 2.03e-08 4.11e-08 1.63e-08 4.74e-09 4.45e-08 4.46e-08   erg/cm2
Peak flux Cutoff-PL 1.67e-02 1.53e-02 1.15e-03 1.25e-06 3.31e-02 3.31e-02   ph/cm2/s
              Error 1.04e-02 1.18e-02 2.46e-03 3.49e-04 1.40e-02 1.40e-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    2.527    0.993    -      -           1.59e-04 1.21e-04   86.770 57
CPL  -2.404    0.000      28.4   19.4      3.47e-01 1.12e+06   83.300 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.527    0.993    -      -           1.59e-04 1.21e-04   86.770 57
CPL  -2.404    0.000      28.4   19.4      3.47e-01 1.12e+06   83.300 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
  139.4758 -22.4887 0.0779   28.1  -10.4       0.3137     2.5  TRIG_00633173       
------------------------------------------
 
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: 2.52727     ( -0.820224   1.16658 )
Norm@50keV  : 1.59068E-04    ( -0.000112962   0.000128284 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          86.77 using 59 PHA bins.
# Reduced chi-squared =          1.522 for     57 degrees of freedom 
# Null hypothesis probability =   6.717154e-03
 
Photon flux (15-150 keV)    in 64 sec: 3.17323E-02 ( -0.0149962  0.0151793 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.01559e-07 ( -5.57464e-08  6.76461e-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: -2.40432     (     )
Epeak [keV] : 28.4050      ( -28.428 10.3448 )
Norm@50keV  : 0.347004    ( -0.406405   2.2461e+06 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.30 using 59 PHA bins.
# Reduced chi-squared =          1.488 for     56 degrees of freedom 
# Null hypothesis probability =   1.041295e-02
 
Photon flux (15-150 keV)    in 64 sec: 3.31406E-02 ( -0.0138945  0.0140505 ) ph/cm2/s
Energy fluence (15-150 keV)             : 9.29472e-08 ( -4.35137e-08  4.55437e-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       : 4.62143   ( -2.97537   -4.62143 )
beta        : -9.99030    ( 9.9903   19.953 )
Epeak [keV] : 28.5504      ( -8.16114 9.75536 )
Norm@50keV   : 11.8608    ( -4.91344   195.594 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.46 using 59 PHA bins.
# Reduced chi-squared =          1.517 for     55 degrees of freedom 
# Null hypothesis probability =   7.951609e-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]    : 7.17403  (-2.31732  2.88996)
R^2/D10^2   : 6.46113E-02  (-0.0646073   0.249627)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.42 using 59 PHA bins.
# Reduced chi-squared =          1.463 for     57 degrees of freedom 
# Null hypothesis probability =   1.284480e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.505e-08   2.225e-08
25- 50  5.031e-08   3.312e-08
50-150  9.105e-09   7.642e-09
15-150  9.446e-08   6.314e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 26.1524       (-14.4496      48.9768)
Norm        : 0.305939       (-0.17945     0.44919)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          85.24 using 59 PHA bins.
# Reduced chi-squared =          1.495 for     57 degrees of freedom 
# Null hypothesis probability =   9.060830e-03
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.689e-08   2.297e-08
25- 50  3.890e-08   2.586e-08
50-150  1.766e-08   1.639e-08
15-150  9.345e-08   6.502e-08
Double BB
R1^2/D10^2  : 3.91812E+07        (      )
kT2 [keV]   : 7.23385        (-2.35249      3.06688)
R2^2/D10^2  : 6.18116E-02    (   )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.42 using 59 PHA bins.
#Fit statistic : Chi-Squared =          83.40 using 59 PHA bins.
#Fit statistic : Chi-Squared =          83.38 using 59 PHA bins.
# Reduced chi-squared =          1.517 for     55 degrees of freedom 
# Reduced chi-squared =          1.516 for     55 degrees of freedom 
# Reduced chi-squared =          1.516 for     55 degrees of freedom 
# Null hypothesis probability =   8.014113e-03
# Null hypothesis probability =   8.036128e-03
# Null hypothesis probability =   8.069741e-03
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.510e-08   2.789e-02
25- 50  5.029e-08   2.425e-01
50-150  9.086e-09   6.323e+00
15-150  9.447e-08   5.917e+00

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: 2.52727     ( -0.820224   1.16658 )
Norm@50keV  : 1.59068E-04    ( -0.000112962   0.000128284 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          86.77 using 59 PHA bins.
# Reduced chi-squared =          1.522 for     57 degrees of freedom 
# Null hypothesis probability =   6.717154e-03
 
Photon flux (15-150 keV)    in 64 sec: 3.17323E-02 ( -0.0149962  0.0151793 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.01559e-07 ( -5.57464e-08  6.76461e-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: -2.40432     (     )
Epeak [keV] : 28.4050      ( -28.428 10.3448 )
Norm@50keV  : 0.347004    ( -0.406405   2.2461e+06 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.30 using 59 PHA bins.
# Reduced chi-squared =          1.488 for     56 degrees of freedom 
# Null hypothesis probability =   1.041295e-02
 
Photon flux (15-150 keV)    in 64 sec: 3.31406E-02 ( -0.0138945  0.0140505 ) ph/cm2/s
Energy fluence (15-150 keV)             : 9.29472e-08 ( -4.35137e-08  4.55437e-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       : 4.62143   ( -2.97537   -4.62143 )
beta        : -9.99030    ( 9.9903   19.953 )
Epeak [keV] : 28.5504      ( -8.16114 9.75536 )
Norm@50keV   : 11.8608    ( -4.91344   195.594 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.46 using 59 PHA bins.
# Reduced chi-squared =          1.517 for     55 degrees of freedom 
# Null hypothesis probability =   7.951609e-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]    : 7.17403  (-2.31732  2.88996)
R^2/D10^2   : 6.46113E-02  (-0.0646073   0.249627)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.42 using 59 PHA bins.
# Reduced chi-squared =          1.463 for     57 degrees of freedom 
# Null hypothesis probability =   1.284480e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.505e-08   2.218e-08
25- 50  5.031e-08   3.235e-08
50-150  9.105e-09   8.816e-09
15-150  9.446e-08   5.939e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 26.1524       (-14.4496      48.9768)
Norm        : 0.305939       (-0.17945     0.44919)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          85.24 using 59 PHA bins.
# Reduced chi-squared =          1.495 for     57 degrees of freedom 
# Null hypothesis probability =   9.060830e-03
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.689e-08   2.432e-08
25- 50  3.890e-08   2.602e-08
50-150  1.766e-08   1.745e-08
15-150  9.345e-08   6.458e-08
Double BB
R1^2/D10^2  : 3.91812E+07        (      )
kT2 [keV]   : 7.23385        (-2.35249      3.06688)
R2^2/D10^2  : 6.18116E-02    (   )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          83.42 using 59 PHA bins.
#Fit statistic : Chi-Squared =          83.40 using 59 PHA bins.
#Fit statistic : Chi-Squared =          83.38 using 59 PHA bins.
# Reduced chi-squared =          1.517 for     55 degrees of freedom 
# Reduced chi-squared =          1.516 for     55 degrees of freedom 
# Reduced chi-squared =          1.516 for     55 degrees of freedom 
# Null hypothesis probability =   8.014113e-03
# Null hypothesis probability =   8.036128e-03
# Null hypothesis probability =   8.069741e-03
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.510e-08   2.614e-02
25- 50  5.029e-08   2.294e-01
50-150  9.086e-09   5.939e+00
15-150  9.447e-08   5.827e+00
Plot creation:
Mon Mar  2 10:19:47 EST 2015