batgrbproduct Analysis for Trigger=416135

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.45
    Process Start Time (local time): Tue Mar 16 19:31:11 EDT 2010
             Host Name: gcn5
   Current Working Dir: /local/data/raid16/prebascript_archive/trigger416135/GCN5_download_cron
======================================================================

  Trigger: 00416135      Segment: 000

  BAT Trigger Time: 290436296   [s; MET]
      Trigger Stop: 290436360   [s; MET]
               UTC: 2010-03-16T12:44:50.380880    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 107.615363831075   Dec: -56.2780007185453  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.83
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    7.83

  Flight Position:   [ source = BAT ]
    RA: 107.615363831075   Dec: -56.2780007185453  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 107.599046174622   Dec: -56.2746891779951  [deg; J2000]  
        { 07h 10m 23.8s , -56d 16' 28.9" }
         +/- 3.03345220517181 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.32075594155265 [arcmin] (formal 1-sigma fit error)
    SNR: 6.2321332097915
 
  Angular difference between Flight and Ground position is 0.578738 arcmin
 
  Partial Coding Fraction: 0.8515625    [ 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     0.253672   0.232467   0.103048  -0.006786
           0.044604   0.043974   0.036447   0.031324 [error]
 Peak      0.253672   0.232467   0.103048  -0.006786
           0.044604   0.043974   0.036447   0.031324 [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 8.42e-08 9.61e-08 7.87e-08 1.08e-07 2.98e-07 3.67e-07   erg/cm2
              Error 2.08e-08 2.09e-08 3.24e-08 8.54e-08 7.57e-08 1.29e-07   erg/cm2
Peak flux Power-law 4.28e-02 2.74e-02 1.13e-02 6.34e-03 8.47e-02 8.78e-02   ph/cm2/s
              Error 1.03e-02 5.71e-03 4.43e-03 4.57e-03 1.64e-02 1.74e-02   ph/cm2/s
 
Fluence   Cutoff-PL 8.34e-08 1.03e-07 6.90e-08 2.86e-08 2.75e-07 2.84e-07   erg/cm2
              Error 2.15e-08 2.86e-08 5.52e-08 1.03e-07 9.01e-08 1.55e-07   erg/cm2
Peak flux Cutoff-PL 4.23e-02 2.95e-02 1.01e-02 2.02e-03 8.34e-02 8.39e-02   ph/cm2/s
              Error 1.07e-02 7.98e-03 7.77e-03 5.69e-03 1.66e-02 1.33e-02   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    2.288    0.408    -      -           4.89e-04 1.48e-04   55.210 57
CPL   1.711    2.278      17.4    0.0      1.16e-03 0.00e+00   54.880 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.276    0.395    -      -           4.91e-04 1.47e-04   55.650 57
CPL   1.666    2.202      18.9    0.0      1.23e-03 0.00e+00   55.280 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
  107.5990 -56.2747 0.0309   28.4  -24.1       0.5629     6.2  TRIG_00416135       
------------------------------------------
 
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: 2.28769     ( -0.379778   0.436274 )
Norm@50keV  : 4.88881E-04    ( -0.000150015   0.000146557 )
------------------------------------------------------------
# Chi-Squared =          55.21 using 59 PHA bins.
# Reduced chi-squared =         0.9686 for     57 degrees of freedom 
# Null hypothesis probability =   5.426152e-01
 
Photon flux (15-150 keV)    in 64 sec: 8.48654E-02 ( -0.0167911  0.0167945 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.98356e-07 ( -7.35648e-08  7.77811e-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: 1.71088     ( -4.20589   0.350167 )
Epeak [keV] : 17.4394      (   )
Norm@50keV  : 1.16150E-03    (     )
------------------------------------------------------------
# Chi-Squared =          54.88 using 59 PHA bins.
# Reduced chi-squared =         0.9799 for     56 degrees of freedom 
# Null hypothesis probability =   5.174569e-01
 
Photon flux (15-150 keV)    in 64 sec: 8.34631E-02 ( -0.0171197  0.0172279 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.74899e-07 ( -8.48883e-08  9.5351e-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       : 4.65766   ( -7.51894   -7.51894 )
beta        : -2.73267    ( -1.73768   0.655036 )
Epeak [keV] : 23.6726      ( -23.6406 5.32493 )
Norm@50keV   : 86.0461    ( -87.787   41.5426 )
------------------------------------------------------------
# Chi-Squared =          53.34 using 59 PHA bins.
# Reduced chi-squared =         0.9699 for     55 degrees of freedom 
# Null hypothesis probability =   5.381204e-01
 
Photon flux (15-150 keV)    in 64 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
 

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: 2.27644     ( -0.367446   0.42331 )
Norm@50keV  : 4.91332E-04    ( -0.000149066   0.00014584 )
------------------------------------------------------------
# Chi-Squared =          55.65 using 59 PHA bins.
# Reduced chi-squared =         0.9764 for     57 degrees of freedom 
# Null hypothesis probability =   5.257489e-01
 
Photon flux (15-150 keV)    in 64 sec: 8.47137E-02 ( -0.0163894  0.0163968 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.99124e-07 ( -7.3401e-08  7.7657e-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: 1.66620     ( -3.98225   0.4212 )
Epeak [keV] : 18.8615      (   )
Norm@50keV  : 1.23416E-03    (     )
------------------------------------------------------------
# Chi-Squared =          55.28 using 59 PHA bins.
# Reduced chi-squared =         0.9871 for     56 degrees of freedom 
# Null hypothesis probability =   5.021245e-01
 
Photon flux (15-150 keV)    in 64 sec: 8.34320E-02 ( -0.0165907  0.016681 ) ph/cm2/s
Energy fluence (15-150 keV)             : 2.74787e-07 ( -8.35718e-08  9.53235e-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       : 4.34878   ( -7.75109   -7.75109 )
beta        : -2.73176    ( -1.68345   0.666065 )
Epeak [keV] : 23.4911      ( -23.468 5.13695 )
Norm@50keV   : 52.9542    ( -53.055   27.4076 )
------------------------------------------------------------
# Chi-Squared =          53.79 using 59 PHA bins.
# Reduced chi-squared =         0.9779 for     55 degrees of freedom 
# Null hypothesis probability =   5.210440e-01
 
Photon flux (15-150 keV)    in 64 sec:  (    ) ph/cm2/s
Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
 
Plot creation:
Tue Mar 16 19:40:56 EDT 2010