batgrbproduct Analysis for Trigger=633105

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sat Mar 14 16:14:09 EDT 2015
             Host Name: bat1
   Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger633105
======================================================================

  Trigger: 00633105      Segment: 000

  BAT Trigger Time: 446883667.392   [s; MET]
      Trigger Stop: 446883671.488   [s; MET]
               UTC: 2015-03-01T06:20:54.142000    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 11.3318427849221   Dec: 41.8571401016604  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    8.75
     Image Trigger?:     NO
     Rate S/N Ratio:     13.6014705087354  [ if not an image trigger ]
     Image S/N Ratio:    8.75

  Flight Position:   [ source = BAT ]
    RA: 11.3318427849221   Dec: 41.8571401016604  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 11.3161299161546   Dec: 41.8558891138971  [deg; J2000]  
        { 00h 45m 15.9s , +41d 51' 21.2" }
         +/- 2.1020750420943 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.768544603231247 [arcmin] (formal 1-sigma fit error)
    SNR: 10.5242791100958
 
  Angular difference between Flight and Ground position is 0.706194 arcmin
 
  Partial Coding Fraction: 0.6953125    [ including projection effects ]

  Duration
     T90: 13.9719999432564 +/- 2.68773585553653
        Measured from: -0.0200000405311584
                   to: 13.9519999027252     [s; relative to TRIGTIME]
     T50: 7.35999995470047 +/- 2.6683785421157
        Measured from: 1.75599998235703
                   to: 9.1159999370575     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 1.32400000095367     
                   to: 2.32400000095367     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.596000015735626     
                   to: 14.9399999976158     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.198868   0.216487   0.075180   0.012180
           0.025000   0.025975   0.022239   0.019484 [error]
 Peak      0.021039   0.032648   0.022548   0.004983
           0.006430   0.006946   0.005831   0.004885 [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 5.64e-08 7.83e-08 8.03e-08 1.50e-07 2.63e-07 3.65e-07   erg/cm2
              Error 1.04e-08 1.15e-08 1.95e-08 6.93e-08 4.64e-08 9.33e-08   erg/cm2
Peak flux Power-law 2.02e-01 2.08e-01 1.51e-01 1.76e-01 6.30e-01 7.38e-01   ph/cm2/s
              Error 7.74e-02 5.29e-02 4.51e-02 1.03e-01 1.53e-01 1.82e-01   ph/cm2/s
 
Fluence   Cutoff-PL 4.85e-08 1.06e-07 5.64e-08 3.76e-09 2.14e-07 2.15e-07   erg/cm2
              Error 1.23e-08 1.80e-08 2.62e-08 1.10e-08 3.94e-08 4.04e-08   erg/cm2
Peak flux Cutoff-PL 1.59e-01 2.49e-01 1.63e-01 3.58e-02 6.01e-01 6.07e-01   ph/cm2/s
              Error 9.07e-02 7.49e-02 5.92e-02 9.91e-02 1.58e-01 1.77e-01   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    1.963    0.244    -      -           1.84e-03 3.35e-04   80.850 57
CPL  -0.893    1.857      38.1    6.1      1.02e-01 1.19e+00   68.400 56
 
The chi2 of BB fit is -------- which shows a significant improvement in the fit over a PL.
Check the BB fit.
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.462    0.382    -      -           5.10e-03 1.26e-03   48.090 57
CPL  -0.263    2.554      61.1  -21.8      4.24e-02 1.24e+00   45.490 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   15.536   -0.596   14.940
T90    13.972   -0.020   13.952
T50     7.360    1.756    9.116
Peak    1.000    1.324    2.324
  • Click here for the BAT GCN circular template
  • Special notes of this burst

    Image

    Pre-slew 15.0-350.0 keV image (Event data)

    #   RAcent    DECcent   POSerr    Theta     Phi              Peak Cts       SNR   Name
       11.3161    41.8559   0.0184    21.9008  -103.8776         0.4924719     10.524 TRIG_00633105                 
     
    Foreground time interval of the image:
     -0.596  14.940 (delta_t =  15.536 [sec])
    Background time interval of the image:
    -239.392  -0.596 (delta_t = 238.796 [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
    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    8 ms binning

    From T100_start-3 s to T100_start+3 s
    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    2 ms binning

    From T100_start-1 s to T100_start+1 s
    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    SN=5 or 10 sec. binning (whichever binning is satisfied first)

    SN=5 or 10 sec. binning (T < 200 sec)

    Quad-rate summed light curves (from T0-300s to T0+1000s)

    Spectral Evolution

    Spectra

    Notes:

    Time averaged spectrum fit using the average DRM

    Power-law model
    Time interval is from   -0.596 sec. to   14.940 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.96269     ( -0.236262   0.252464 )
    Norm@50keV  : 1.83862E-03    ( -0.000337573   0.000332145 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          80.85 using 59 PHA bins.
    # Reduced chi-squared =          1.419 for     57 degrees of freedom 
    # Null hypothesis probability =   2.056080e-02
     
    Photon flux (15-150 keV)    in 15.54 sec: 0.271165 ( -0.0389326  0.0389354 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.63013e-07 ( -4.56275e-08  4.72581e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -0.596 sec. to   14.940 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: -0.893459     ( -2.15487   1.55838 )
    Epeak [keV] : 38.0901      ( -5.17062 7.0252 )
    Norm@50keV  : 0.101874    ( -0.112724   2.25803 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.40 using 59 PHA bins.
    # Reduced chi-squared =          1.221 for     56 degrees of freedom 
    # Null hypothesis probability =   1.236737e-01
     
    Photon flux (15-150 keV)    in 15.54 sec: 0.257187 ( -0.037999  0.038297 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.14413e-07 ( -3.65516e-08  4.22626e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -0.596 sec. to   14.940 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 1.14653   ( -2.15237   -1.43592 )
    beta        : -9.99649    ( 9.99649   19.9949 )
    Epeak [keV] : 37.8436      ( -4.94776 7.25079 )
    Norm@50keV   : 0.147729    ( -0.0202652   2.27633 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.40 using 59 PHA bins.
    # Reduced chi-squared =          1.244 for     55 degrees of freedom 
    # Null hypothesis probability =   1.057903e-01
     
    Photon flux (15-150 keV)    in 15.54 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]    : 9.68645  (-1.20657  1.38511)
    R^2/D10^2   : 0.156886  (-0.0635147   0.104165)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.71 using 59 PHA bins.
    # Reduced chi-squared =          1.205 for     57 degrees of freedom 
    # Null hypothesis probability =   1.376292e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.605e-08   1.125e-08
    25- 50  1.094e-07   2.131e-08
    50-150  5.201e-08   1.874e-08
    15-150  2.074e-07   3.908e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 60.2720       (-18.9188      34.22)
    Norm        : 1.45594       (-0.291875     0.353683)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          74.72 using 59 PHA bins.
    # Reduced chi-squared =          1.311 for     57 degrees of freedom 
    # Null hypothesis probability =   5.768717e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  5.691e-08   1.126e-08
    25- 50  8.673e-08   1.559e-08
    50-150  9.905e-08   3.616e-08
    15-150  2.427e-07   6.235e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 6.42842        (-6.42842      -6.42842)
    R1^2/D10^2  : 0.210338        (-0.210338      -0.210338)
    kT2 [keV]   : 11.0771        (-11.0771      -11.0771)
    R2^2/D10^2  : 7.27146E-02    (-0.0727146   0.179181)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.35 using 59 PHA bins.
    # Reduced chi-squared =          1.243 for     55 degrees of freedom 
    # Null hypothesis probability =   1.066751e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.870e-08   8.065e-08
    25- 50  1.055e-07   1.937e-07
    50-150  6.041e-08   4.216e-07
    15-150  2.146e-07   8.500e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from    1.324 sec. to    2.324 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.46191     ( -0.379459   0.383754 )
    Norm@50keV  : 5.09848E-03    ( -0.00126602   0.00125511 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          48.09 using 59 PHA bins.
    # Reduced chi-squared =         0.8437 for     57 degrees of freedom 
    # Null hypothesis probability =   7.936336e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.630183 ( -0.153319  0.153653 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.86841e-08 ( -1.29536e-08  1.32642e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    1.324 sec. to    2.324 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: -0.262598     ( -3.30844   1.80025 )
    Epeak [keV] : 61.0838      ( -17.5835 -61.0836 )
    Norm@50keV  : 4.23545E-02    ( -0.0423554   2.42891 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.49 using 59 PHA bins.
    # Reduced chi-squared =         0.8123 for     56 degrees of freedom 
    # Null hypothesis probability =   8.410853e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.600714 ( -0.158291  0.157866 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.28979e-08 ( -1.32296e-08  1.46998e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from    1.324 sec. to    2.324 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 1.05722   ( -3.53208   3.93533 )
    beta        : -2.48105    ( 2.47671   1.12562 )
    Epeak [keV] : 52.0177      ( -29.5717 74.9247 )
    Norm@50keV   : 0.127816    ( -0.117174   31.7023 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.17 using 59 PHA bins.
    # Reduced chi-squared =         0.8213 for     55 degrees of freedom 
    # Null hypothesis probability =   8.250546e-01
     
    Photon flux (15-150 keV)    in 1 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.42218e-08 ( 0  0 ) ergs/cm2
     
    
    Single BB
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 13.9380  (-3.07498  4.31663)
    R^2/D10^2   : 0.100010  (-0.0623501   0.14312)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          46.14 using 59 PHA bins.
    # Reduced chi-squared =         0.8095 for     57 degrees of freedom 
    # Null hypothesis probability =   8.476374e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.106e-09   1.947e-09
    25- 50  1.520e-08   6.988e-09
    50-150  1.940e-08   1.022e-08
    15-150  3.871e-08   1.623e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 199.330       (-120.377      -199.351)
    Norm        : 2.61820       (-0.624417     0.625648)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          47.28 using 59 PHA bins.
    # Reduced chi-squared =         0.8295 for     57 degrees of freedom 
    # Null hypothesis probability =   8.170723e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  6.520e-09   3.945e-09
    25- 50  1.254e-08   7.410e-09
    50-150  2.750e-08   1.611e-08
    15-150  4.657e-08   2.742e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 11.2363        (-11.2208      3.04837)
    R1^2/D10^2  : 0.169837        (-0.170096      -0.170096)
    kT2 [keV]   : 34.5587        (-34.3969      -34.3969)
    R2^2/D10^2  : 1.77935E-03    (-0.0018217   0.201668)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.14 using 59 PHA bins.
    # Reduced chi-squared =         0.8208 for     55 degrees of freedom 
    # Null hypothesis probability =   8.258725e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.801e-09   3.264e-09
    25- 50  1.504e-08   1.048e-08
    50-150  2.503e-08   1.784e-08
    15-150  4.487e-08   2.911e-08
    

    Pre-slew spectrum (Pre-slew PHA with pre-slew DRM)

    Power-law model
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.96269     ( -0.236262   0.252464 )
    Norm@50keV  : 1.83862E-03    ( -0.000337573   0.000332145 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          80.85 using 59 PHA bins.
    # Reduced chi-squared =          1.419 for     57 degrees of freedom 
    # Null hypothesis probability =   2.056080e-02
     
    Photon flux (15-150 keV)    in 15.54 sec: 0.271165 ( -0.0389326  0.0389354 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.63013e-07 ( -4.56275e-08  4.72581e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: -0.893459     ( -2.15487   1.55838 )
    Epeak [keV] : 38.0901      ( -5.17062 7.0252 )
    Norm@50keV  : 0.101874    ( -0.112724   2.25803 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.40 using 59 PHA bins.
    # Reduced chi-squared =          1.221 for     56 degrees of freedom 
    # Null hypothesis probability =   1.236737e-01
     
    Photon flux (15-150 keV)    in 15.54 sec: 0.257187 ( -0.037999  0.038297 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.14413e-07 ( -3.65516e-08  4.22626e-08 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 1.14653   ( -2.15237   -1.43592 )
    beta        : -9.99649    ( 9.99649   19.9949 )
    Epeak [keV] : 37.8436      ( -4.94776 7.25079 )
    Norm@50keV   : 0.147729    ( -0.0202652   2.27633 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.40 using 59 PHA bins.
    # Reduced chi-squared =          1.244 for     55 degrees of freedom 
    # Null hypothesis probability =   1.057903e-01
     
    Photon flux (15-150 keV)    in 15.54 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
     
    

    S(25-50 keV) vs. S(50-100 keV) plot

    S(25-50 keV)  = 7.83e-08
    S(50-100 keV) = 8.03e-08
    

    T90 vs. Hardness ratio plot

    T90                                   = 13.9719999432564 sec.
    Hardness ratio (energy fluence ratio) = 1.02554
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.0886
    Count Ratio (50-100 keV) / (15-25 keV) = 0.37804
    

    Mask shadow pattern

    IMX = -9.642222847631825E-02, IMY = 3.902786785566854E-01
    

    TIME vs. PHA plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    TIME vs. DetID plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    100 us light curve (15-350 keV)

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    Spacecraft aspect plot

    Bright source in the pre-burst/pre-slew/post-slew images

    Pre-burst image of 15-350 keV band

    Time interval of the image:
    -239.392000 -0.596000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    308.0886  40.9774    3.8  49.5  -32.1   1.4818   3.1    1.8	Cyg X-3                       
    326.2901  38.1780    6.3  43.2  -49.8   1.0037   1.8   10.3	Cyg X-2                       
    

    Pre-slew background subtracted image of 15-350 keV band

    Time interval of the image:
    -0.596000 14.940000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    308.1508  40.8471   35.9  49.6  -32.3  -0.0362  -0.3    6.6	Cyg X-3                       
    326.0370  38.2073   10.8  43.3  -49.6   0.1159   1.1    9.3	Cyg X-2                       
     68.3765  77.1142    2.1  20.4   69.7   0.2519   5.5 ------	UNKNOWN                       
     64.9275  15.0486    2.7  54.0  176.7   0.6258   4.3 ------	UNKNOWN                       
     11.3161  41.8559    1.1  21.9 -103.9   0.4924  10.5 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    82.708590 702.175600
    703.608000 720.308590
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.6555  35.1293   10.0  54.9  -17.3  -1.4274  -1.1    5.4	Cyg X-1                       
    308.2269  41.0640   10.9  46.2  -14.4   0.7017   1.1    8.5	Cyg X-3                       
    326.0474  38.2078    6.9  34.5  -26.4   0.8609   1.7    9.0	Cyg X-2                       
     54.0995  71.8876    2.8  36.4   75.2   3.9668   4.2 ------	UNKNOWN                       
    316.8447  66.7219    3.3  38.4   23.1   1.9283   3.5 ------	UNKNOWN                       
    334.7397  49.1921    2.7  26.4   -7.0   1.5875   4.2 ------	UNKNOWN                       
    
    Plot creation:
    Thu May 28 13:21:21 EDT 2015