batgrbproduct Analysis for Trigger=601662

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Jun 15 03:47:25 EDT 2014
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger601662/GCN5_download_cron
======================================================================

  Trigger: 00601662      Segment: 000

  BAT Trigger Time: 424420703.936   [s; MET]
      Trigger Stop: 424420720.32   [s; MET]
               UTC: 2014-06-14T06:38:11.799000    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 322.625366627712   Dec: 14.9204847784049  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    9.7
     Image Trigger?:     NO
     Rate S/N Ratio:     13.2664991614216  [ if not an image trigger ]
     Image S/N Ratio:    9.7

  Flight Position:   [ source = BAT ]
    RA: 322.625366627712   Dec: 14.9204847784049  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 322.635729902523   Dec: 14.89487001566  [deg; J2000]  
        { 21h 30m 32.6s , +14d 53' 41.5" }
         +/- 2.07424306414273 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.892687106155344 [arcmin] (formal 1-sigma fit error)
    SNR: 10.7265915072973
 
  Angular difference between Flight and Ground position is 1.650170 arcmin
 
  Partial Coding Fraction: 0.7109375    [ including projection effects ]

  Duration
     T90: 49.7679999470711 +/- 7.92365089384651
        Measured from: -1.1839998960495
                   to: 48.5840000510216     [s; relative to TRIGTIME]
     T50: 18.9399999976158 +/- 10.0072879423791
        Measured from: 5.72800010442734
                   to: 24.6680001020432     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 6.92800003290176     
                   to: 7.92800003290176     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -3.283999979496     
                   to: 55.5920000076294     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.407914   0.448225   0.182066   0.050113
           0.050476   0.052132   0.044639   0.038160 [error]
 Peak      0.024472   0.019657   0.013323   0.007907
           0.006802   0.007248   0.006171   0.005115 [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 1.28e-07 1.69e-07 1.64e-07 2.84e-07 5.54e-07 7.44e-07   erg/cm2
              Error 2.34e-08 2.36e-08 4.12e-08 1.39e-07 9.48e-08 1.88e-07   erg/cm2
Peak flux Power-law 2.02e-01 1.70e-01 9.77e-02 8.35e-02 5.06e-01 5.53e-01   ph/cm2/s
              Error 9.72e-02 5.44e-02 7.59e-02 1.07e-01 1.62e-01 1.86e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.18e-07 1.91e-07 1.53e-07 5.83e-08 5.04e-07 5.20e-07   erg/cm2
              Error 2.70e-08 2.62e-08 4.98e-08 9.94e-08 1.01e-07 2.02e-07   erg/cm2
Peak flux Cutoff-PL 2.04e-01 1.70e-01 9.65e-02 5.05e-01 5.50e-01 0.00e+00   ph/cm2/s
              Error 9.18e-02 5.44e-02 1.62e-01 1.86e-01 0.00e+00 0.00e+00   ph/cm2/s
 
Fluence        Band 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   erg/cm2
              Error 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   erg/cm2
Peak flux      Band 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   ph/cm2/s
              Error 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00 0.00e+00   ph/cm2/s
 
=== Time-averaged spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.042    0.263    -      -           1.04e-03 1.91e-04   52.900 57
CPL   0.990    1.366      39.1    0.0      4.30e-03 0.00e+00   50.570 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.799    0.687    -      -           3.67e-03 1.51e-03   54.200 57
CPL   2.745    0.000     235.7    0.0      1.21e-03 0.00e+00   53.640 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   58.876   -3.284   55.592
T90    49.768   -1.184   48.584
T50    18.940    5.728   24.668
Peak    1.000    6.928    7.928

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  322.6357 +14.8949 0.0180   20.1  111.8       1.0696    10.7  TRIG_00601662       
------------------------------------------
 
Foreground time interval of the image:
 -3.284  11.694 (delta_t =  14.978 [sec])
 13.064  55.592 (delta_t =  42.528 [sec])
Background time interval of the image:
-239.936 -56.816 (delta_t = 183.120 [sec])
-55.936  -3.284 (delta_t =  52.652 [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
-3.284000 11.694000
13.064000 55.592000
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.04243     ( -0.251614   0.274387 )
Norm@50keV  : 1.04123E-03    ( -0.000193914   0.000188186 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          52.90 using 59 PHA bins.
# Reduced chi-squared =         0.9281 for     57 degrees of freedom 
# Null hypothesis probability =   6.296156e-01
 
Photon flux (15-150 keV)    in 57.51 sec: 0.159311 ( -0.0216412  0.0216412 ) ph/cm2/s
Energy fluence (15-150 keV)             : 5.53674e-07 ( -9.31714e-08  9.63919e-08 ) ergs/cm2
 
Cutoff power-law model
Multiple GTIs in the spectrum
tstart tstop
-3.284000 11.694000
13.064000 55.592000
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 0.990215     ( -1.56989   1.16166 )
Epeak [keV] : 39.0638      (   )
Norm@50keV  : 4.30375E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          50.57 using 59 PHA bins.
# Reduced chi-squared =         0.9031 for     56 degrees of freedom 
# Null hypothesis probability =   6.797148e-01
 
Photon flux (15-150 keV)    in 57.51 sec: 0.153936 ( -0.022304  0.022374 ) ph/cm2/s
Energy fluence (15-150 keV)             : 5.03832e-07 ( -9.45298e-08  1.07942e-07 ) ergs/cm2
 
Band function
Multiple GTIs in the spectrum
tstart tstop
-3.284000 11.694000
13.064000 55.592000
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -0.994943   ( -5.88462   1.08768 )
beta        : -9.37162    ( 9.37166   19.3717 )
Epeak [keV] : 39.0595      ( -10.2287 23.2307 )
Norm@50keV   : 4.27560E-03    ( -0.00427561   330212 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          50.57 using 59 PHA bins.
# Reduced chi-squared =         0.9195 for     55 degrees of freedom 
# Null hypothesis probability =   6.443137e-01
 
Photon flux (15-150 keV)    in 57.51 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]    : 9.92520  (-1.37527  1.59133)
R^2/D10^2   : 7.80640E-02  (-0.0339764   0.0597916)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.41 using 59 PHA bins.
# Reduced chi-squared =         0.9896 for     57 degrees of freedom 
# Null hypothesis probability =   4.973121e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  8.984e-08   2.183e-08
25- 50  2.210e-07   4.388e-08
50-150  1.129e-07   3.977e-08
15-150  4.237e-07   8.264e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 59.9833       (-19.5024      35.742)
Norm        : 0.839813       (-0.17093     0.215763)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          50.78 using 59 PHA bins.
# Reduced chi-squared =         0.8909 for     57 degrees of freedom 
# Null hypothesis probability =   7.061044e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.214e-07   2.033e-08
25- 50  1.847e-07   2.884e-08
50-150  2.101e-07   8.540e-08
15-150  5.162e-07   1.068e-07
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 2.29937        (-1.20197      1.57119)
R1^2/D10^2  : 28.8159        (-28.2185      25496.8)
kT2 [keV]   : 11.4924        (-1.91397      3.00316)
R2^2/D10^2  : 4.07697E-02    (-0.0258796   0.0271076)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          48.34 using 59 PHA bins.
# Reduced chi-squared =         0.8789 for     55 degrees of freedom 
# Null hypothesis probability =   7.252462e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.136e-07   4.597e-08
25- 50  1.973e-07   7.381e-08
50-150  1.501e-07   7.282e-08
15-150  4.610e-07   1.418e-07

Peak spectrum fit

Power-law model
Time interval is from    6.928 sec. to    7.928 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.79882     ( -0.652772   0.721714 )
Norm@50keV  : 3.67239E-03    ( -0.00158346   0.00143384 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.20 using 59 PHA bins.
# Reduced chi-squared =         0.9509 for     57 degrees of freedom 
# Null hypothesis probability =   5.807934e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.505816 ( -0.161647  0.161647 ) ph/cm2/s
Energy fluence (15-150 keV)             : 3.38091e-08 ( -1.35788e-08  1.46895e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    6.928 sec. to    7.928 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.74549     (     )
Epeak [keV] : 235.721      (   )
Norm@50keV  : 1.20591E-03    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          53.64 using 59 PHA bins.
# Reduced chi-squared =         0.9579 for     56 degrees of freedom 
# Null hypothesis probability =   5.646442e-01
 
Photon flux (15-150 keV)    in 1 sec: 0.505488 ( -0.161576  0.161559 ) ph/cm2/s
Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
 
Band function
Time interval is from    6.928 sec. to    7.928 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : 4.90847   ( -4.90847   -4.90847 )
beta        : -2.15572    ( -3.59439   0.887114 )
Epeak [keV] : 24.5011      ( -24.5011 8.85179 )
Norm@50keV   : 547.569    ( -173.35   6.23853e+06 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          53.70 using 59 PHA bins.
# Reduced chi-squared =         0.9764 for     55 degrees of freedom 
# Null hypothesis probability =   5.243971e-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]    : 7.16326  (-2.06189  3.50603)
R^2/D10^2   : 0.837104  (-0.837069   2.43318)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          57.10 using 59 PHA bins.
# Reduced chi-squared =          1.002 for     57 degrees of freedom 
# Null hypothesis probability =   4.714528e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  7.063e-09   4.273e-09
25- 50  1.011e-08   6.555e-09
50-150  1.820e-09   1.593e-09
15-150  1.899e-08   1.198e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 99.3991       (-99.5748      -99.5748)
Norm        : 2.21155       (-0.835164     2.19153)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          55.13 using 59 PHA bins.
# Reduced chi-squared =         0.9672 for     57 degrees of freedom 
# Null hypothesis probability =   5.456419e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  5.780e-09   3.709e-09
25- 50  9.983e-09   6.325e-09
50-150  1.612e-08   1.320e-08
15-150  3.188e-08   2.204e-08
Double BB
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 6.35963        (-2.18458      2.2057)
R1^2/D10^2  : 1.22968        (      )
kT2 [keV]   : 198.174        (-198.043      -198.043)
R2^2/D10^2  : 9.49014E-05    (-5.79612e-05   0.00419134)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          50.04 using 59 PHA bins.
#Fit statistic : Chi-Squared =          49.96 using 59 PHA bins.
# Reduced chi-squared =         0.9098 for     55 degrees of freedom 
# Reduced chi-squared =         0.9084 for     55 degrees of freedom 
# Null hypothesis probability =   6.642227e-01
# Null hypothesis probability =   6.670429e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  7.064e-09   4.112e-09
25- 50  9.453e-09   5.690e-09
50-150  2.575e-08   1.639e-08
15-150  4.227e-08   2.553e-08
Plot creation:
Sun Jun 15 03:50:50 EDT 2014