batgrbproduct Analysis for Trigger=582773

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Fri Jan  3 12:19:56 EST 2014
             Host Name: gcn5
   Current Working Dir: /local/data/raid16/prebascript_archive/trigger582773/GCN5_download_cron
======================================================================

  Trigger: 00582773      Segment: 000

  BAT Trigger Time: 410401854.784   [s; MET]
      Trigger Stop: 410401855.808   [s; MET]
               UTC: 2014-01-03T00:30:43.312640    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 232.130810843826   Dec: 37.7494585196999  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    9.09
     Image Trigger?:     NO
     Rate S/N Ratio:     9.89949493661167  [ if not an image trigger ]
     Image S/N Ratio:    9.09

  Flight Position:   [ source = BAT ]
    RA: 232.130810843826   Dec: 37.7494585196999  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 232.113524289167   Dec: 37.7523421291922  [deg; J2000]  
        { 15h 28m 27.2s , +37d 45' 08.4" }
         +/- 1.73738955212753 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.690054903418318 [arcmin] (formal 1-sigma fit error)
    SNR: 13.8168195721652
 
  Angular difference between Flight and Ground position is 0.838140 arcmin
 
  Partial Coding Fraction: 0.484375    [ including projection effects ]

  Duration
     T90: 17.2800000309944 +/- 1.95068810622523
        Measured from: -11.5599998831749
                   to: 5.72000014781952     [s; relative to TRIGTIME]
     T50: 4.60800004005432 +/- 1.69086009519157
        Measured from: -1.76799988746643
                   to: 2.84000015258789     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 0.388000011444092     
                   to: 1.38800001144409     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -12.5199999809265     
                   to: 6.93600004911423     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.543244   0.487626   0.117186  -0.004506
           0.041866   0.041693   0.035183   0.031122 [error]
 Peak      0.100447   0.081578   0.023099  -0.007164
           0.010715   0.010308   0.008382   0.007033 [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 2.10e-07 2.01e-07 1.33e-07 1.38e-07 6.00e-07 6.82e-07   erg/cm2
              Error 2.62e-08 2.22e-08 2.95e-08 5.67e-08 7.05e-08 1.01e-07   erg/cm2
Peak flux Power-law 1.17e+00 6.34e-01 2.14e-01 9.36e-02 2.07e+00 2.11e+00   ph/cm2/s
              Error 2.02e-01 9.47e-02 6.20e-02 4.87e-02 2.83e-01 2.90e-01   ph/cm2/s
 
Fluence   Cutoff-PL 2.00e-07 2.24e-07 1.08e-07 1.98e-08 5.48e-07 5.51e-07   erg/cm2
              Error 2.87e-08 2.99e-08 4.02e-08 4.70e-08 7.51e-08 8.96e-08   erg/cm2
Peak flux Cutoff-PL 1.12e+00 7.02e-01 1.95e-01 2.62e-02 2.04e+00 2.04e+00   ph/cm2/s
              Error 2.19e-01 1.25e-01 7.60e-02 5.54e-02 2.85e-01 2.88e-01   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 1.12e+00 7.02e-01 1.95e-01 2.04e+00 0.00e+00 0.00e+00   ph/cm2/s
              Error 2.14e-01 1.23e-01 7.46e-02 2.87e-01 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    2.590    0.216    -      -           3.01e-03 4.89e-04   74.850 57
CPL   1.430    0.918      17.4    0.0      1.63e-02 0.00e+00   70.490 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.567    0.289    -      -           1.01e-02 2.25e-03   58.250 57
CPL   1.647    0.856      14.2    0.0      3.80e-02 0.00e+00   56.020 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   19.456  -12.520    6.936
T90    17.280  -11.560    5.720
T50     4.608   -1.768    2.840
Peak    1.000    0.388    1.388

Image

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

#   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
  232.1135 +37.7523 0.0139   40.9 -179.5       1.1962    13.8  TRIG_00582773       
------------------------------------------
 
Foreground time interval of the image:
-12.520   6.936 (delta_t =  19.456 [sec])
Background time interval of the image:
-239.784 -226.934 (delta_t =  12.850 [sec])
-225.784 -12.520 (delta_t = 213.264 [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
Time interval is from  -12.520 sec. to    6.936 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.58991     ( -0.206729   0.224564 )
Norm@50keV  : 3.00588E-03    ( -0.000490525   0.000487184 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          74.85 using 59 PHA bins.
# Reduced chi-squared =          1.313 for     57 degrees of freedom 
# Null hypothesis probability =   5.650482e-02
 
Photon flux (15-150 keV)    in 19.46 sec: 0.624580 ( -0.0616055  0.0616159 ) ph/cm2/s
Energy fluence (15-150 keV)             : 6.00226e-07 ( -6.96487e-08  7.13845e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from  -12.520 sec. to    6.936 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.42979     ( -1.274   0.561866 )
Epeak [keV] : 17.4238      (   )
Norm@50keV  : 1.63292E-02    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          70.49 using 59 PHA bins.
# Reduced chi-squared =          1.259 for     56 degrees of freedom 
# Null hypothesis probability =   9.211536e-02
 
Photon flux (15-150 keV)    in 19.46 sec: 0.604126 ( -0.063313  0.063552 ) ph/cm2/s
Energy fluence (15-150 keV)             : 5.47811e-07 ( -7.10718e-08  7.91321e-08 ) ergs/cm2
 
Band function
Time interval is from  -12.520 sec. to    6.936 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.42954   ( -0.625811   1.56325 )
beta        : -10.0000    ( 10   1.77636e-15 )
Epeak [keV] : 17.4234      ( -9.28451 10.2213 )
Norm@50keV   : 1.63334E-02    ( -0.0101631   0.0946009 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          70.49 using 59 PHA bins.
# Reduced chi-squared =          1.282 for     55 degrees of freedom 
# Null hypothesis probability =   7.788542e-02
 
Photon flux (15-150 keV)    in 19.46 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]    : 7.21239  (-0.774297  0.852596)
R^2/D10^2   : 1.01884  (-0.383794   0.636001)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          82.10 using 59 PHA bins.
# Reduced chi-squared =          1.440 for     57 degrees of freedom 
# Null hypothesis probability =   1.640612e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.707e-07   2.734e-08
25- 50  2.476e-07   3.668e-08
50-150  4.566e-08   1.700e-08
15-150  4.640e-07   5.906e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 29.6282       (-6.04003      8.03893)
Norm        : 5.04527       (-1.00928     1.3392)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          70.51 using 59 PHA bins.
# Reduced chi-squared =          1.237 for     57 degrees of freedom 
# Null hypothesis probability =   1.078078e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  1.985e-07   2.636e-08
25- 50  2.253e-07   2.740e-08
50-150  1.214e-07   4.277e-08
15-150  5.452e-07   7.113e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 3.96690        (-1.60767      1.93563)
R1^2/D10^2  : 8.02710        (-6.13579      98.8751)
kT2 [keV]   : 10.5866        (-2.48519      7.03614)
R2^2/D10^2  : 0.143989    (-0.133068   0.392776)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          70.64 using 59 PHA bins.
# Reduced chi-squared =          1.284 for     55 degrees of freedom 
# Null hypothesis probability =   7.609721e-02
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.015e-07   1.064e-07
25- 50  2.230e-07   1.151e-07
50-150  1.080e-07   6.262e-08
15-150  5.325e-07   2.736e-07

Peak spectrum fit

Power-law model
Time interval is from    0.388 sec. to    1.388 sec.
 
Spectral model in power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 2.56732     ( -0.271779   0.305846 )
Norm@50keV  : 1.01161E-02    ( -0.00226453   0.00223532 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          58.25 using 59 PHA bins.
# Reduced chi-squared =          1.022 for     57 degrees of freedom 
# Null hypothesis probability =   4.292406e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.07213 ( -0.283431  0.283442 ) ph/cm2/s
Energy fluence (15-150 keV)             : 1.031e-07 ( -1.66857e-08  1.71956e-08 ) ergs/cm2
 
Cutoff power-law model
Time interval is from    0.388 sec. to    1.388 sec.
Spectral model in the cutoff power-law:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
Photon index: 1.64695     ( -1.36467   0.347188 )
Epeak [keV] : 14.1566      (   )
Norm@50keV  : 3.80195E-02    (     )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.02 using 59 PHA bins.
# Reduced chi-squared =          1.000 for     56 degrees of freedom 
# Null hypothesis probability =   4.742105e-01
 
Photon flux (15-150 keV)    in 1 sec: 2.03536 ( -0.28447  0.28513 ) ph/cm2/s
Energy fluence (15-150 keV)             : 9.70554e-08 ( -1.65465e-08  1.80006e-08 ) ergs/cm2
 
Band function
Time interval is from    0.388 sec. to    1.388 sec.
 
Spectral model in the Band function:
------------------------------------------------------------
Parameters  : value       lower 90%   higher 90%
alpha       : -1.65824   ( -2.30832   1.59123 )
beta        : -10.0000    ( 10   0 )
Epeak [keV] : 13.9323      ( -10.2611 15.8873 )
Norm@50keV   : 3.72854E-02    ( -0.0193317   0.252572 )
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.02 using 59 PHA bins.
# Reduced chi-squared =          1.019 for     55 degrees of freedom 
# Null hypothesis probability =   4.364449e-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]    : 7.11143  (-1.19013  1.4182)
R^2/D10^2   : 3.60976  (-1.91196   4.26157)
(R is the radius in km and D10 is the distance to the source in units of 10 kpc)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          66.52 using 59 PHA bins.
# Reduced chi-squared =          1.167 for     57 degrees of freedom 
# Null hypothesis probability =   1.818847e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  2.980e-08   7.650e-09
25- 50  4.207e-08   9.570e-09
50-150  7.380e-09   3.455e-09
15-150  7.926e-08   1.724e-08
Thermal bremsstrahlung (OTTB)
 
 
Spectral model: thermal bremsstrahlung
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT [keV]    : 31.3473       (-8.51937      12.3978)
Norm        : 16.1094       (-4.10359     6.00892)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          56.20 using 59 PHA bins.
# Reduced chi-squared =         0.9859 for     57 degrees of freedom 
# Null hypothesis probability =   5.051670e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.351e-08   5.565e-09
25- 50  3.921e-08   7.825e-09
50-150  2.273e-08   9.830e-09
15-150  9.545e-08   2.001e-08
Double BB
 
 
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters  : value         Lower 90%    Upper 90%
kT1 [keV]   : 4.23715        (-1.26354      1.44307)
R1^2/D10^2  : 23.7414        (-16.6531      97.5932)
kT2 [keV]   : 12.9415        (-3.52018      6.09618)
R2^2/D10^2  : 0.199352    (-0.166256   0.320202)
------------------------------------------------------------
#Fit statistic : Chi-Squared =          54.44 using 59 PHA bins.
# Reduced chi-squared =         0.9897 for     55 degrees of freedom 
# Null hypothesis probability =   4.961186e-01
 
Energy  Fluence     90% Error
[keV]   [erg/cm2]   [erg/cm2]
15- 25  3.543e-08   1.910e-08
25- 50  3.630e-08   1.927e-08
50-150  2.584e-08   1.613e-08
15-150  9.756e-08   5.135e-08
Plot creation:
Fri Jan  3 12:50:53 EST 2014