batgrbproduct Analysis for Trigger=614094

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Oct 13 20:16:24 EDT 2014
             Host Name: bat1
   Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger614094
======================================================================

  Trigger: 00614094      Segment: 000

  BAT Trigger Time: 433798914.624   [s; MET]
      Trigger Stop: 433798915.136   [s; MET]
               UTC: 2014-09-30T19:41:42.028940    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 6.35470319330654   Dec: 24.2750518154783  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    9.73
     Image Trigger?:     NO
     Rate S/N Ratio:     73.1300211951289  [ if not an image trigger ]
     Image S/N Ratio:    9.73

  Flight Position:   [ source = BAT ]
    RA: 6.35470319330654   Dec: 24.2750518154783  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 6.35976752637885   Dec: 24.2981699171334  [deg; J2000]  
        { 00h 25m 26.3s , +24d 17' 53.4" }
         +/- 1.5512376793054 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.691484656304698 [arcmin] (formal 1-sigma fit error)
    SNR: 16.2450384675578
 
  Angular difference between Flight and Ground position is 1.414468 arcmin
 
  Partial Coding Fraction: 0.2480469    [ including projection effects ]

  Duration
     T90: 0.843999922275543 +/- 0.119883279373289
        Measured from: -0.0640000104904175
                   to: 0.779999911785126     [s; relative to TRIGTIME]
     T50: 0.383999943733215 +/- 0.098792724251903
        Measured from: 0.0479999780654907
                   to: 0.431999921798706     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -0.118000030517578     
                   to: 0.881999969482422     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.0960000157356262     
                   to: 0.860000014305115     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.067521   0.152290   0.210769   0.134299
           0.013691   0.016552   0.017920   0.016559 [error]
 Peak      0.066613   0.158301   0.212137   0.137141
           0.013921   0.016735   0.018080   0.016697 [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 1.94e-08 6.07e-08 1.56e-07 1.15e-06 4.24e-07 1.39e-06   erg/cm2
              Error 4.68e-09 8.61e-09 1.57e-08 2.91e-07 4.43e-08 2.95e-07   erg/cm2
Peak flux Power-law 6.29e-01 1.06e+00 1.35e+00 3.46e+00 3.99e+00 6.50e+00   ph/cm2/s
              Error 1.52e-01 1.54e-01 1.33e-01 7.95e-01 4.01e-01 7.94e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.95e-08 6.09e-08 1.56e-07 1.13e-06 4.24e-07 1.37e-06   erg/cm2
              Error 3.57e-09 8.63e-09 1.55e-08 3.80e-07 3.37e-08 3.80e-07   erg/cm2
Peak flux Cutoff-PL 6.32e-01 1.06e+00 1.35e+00 3.42e+00 4.00e+00 6.46e+00   ph/cm2/s
              Error 1.46e-01 1.38e-01 1.35e-01 9.92e-01 4.00e-01 9.62e-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    0.639    0.189    -      -           3.53e-02 3.83e-03   65.850 57
CPL   0.631    0.332    9999.2    0.0      3.56e-02 9.34e-03   65.890 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    0.647    0.187    -      -           3.44e-02 3.70e-03   66.900 57
CPL   0.638    0.332    9999.2    0.0      3.47e-02 9.24e-03   66.950 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: 0.832000 sec.
T50 in the 50-300 keV band: 0.448000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100    0.956   -0.096    0.860
T90     0.844   -0.064    0.780
T50     0.384    0.048    0.432
Peak    1.000   -0.118    0.882
  • 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
        6.3598    24.2982   0.0118    32.8514    79.6592         0.5569137     16.245 TRIG_00614094                 
     
    Foreground time interval of the image:
     -0.096   0.860 (delta_t =   0.956 [sec])
    Background time interval of the image:
    -51.923  -0.096 (delta_t =  51.827 [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)

    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   -0.096 sec. to    0.860 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.639381     ( -0.194205   0.184266 )
    Norm@50keV  : 3.53475E-02    ( -0.0038807   0.0037893 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.85 using 59 PHA bins.
    # Reduced chi-squared =          1.155 for     57 degrees of freedom 
    # Null hypothesis probability =   1.973473e-01
     
    Photon flux (15-150 keV)    in 0.956 sec: 4.10866 ( -0.414106  0.415439 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.24137e-07 ( -4.42364e-08  4.44135e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -0.096 sec. to    0.860 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.630588     ( -0.390082   0.273703 )
    Epeak [keV] : 9999.24      (   )
    Norm@50keV  : 3.56290E-02    ( -0.003574   0.0151071 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.89 using 59 PHA bins.
    # Reduced chi-squared =          1.177 for     56 degrees of freedom 
    # Null hypothesis probability =   1.717859e-01
     
    Photon flux (15-150 keV)    in 0.956 sec: 4.11306 ( -0.41706  0.40999 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.23925e-07 ( -2.25415e-08  4.48278e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -0.096 sec. to    0.860 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.675557   ( 0.675557   0.675557 )
    beta        : -0.639382    ( -0.184339   0.194446 )
    Epeak [keV] : 19.5228      ( -19.5228 -19.5228 )
    Norm@50keV   : 4.93267E-02    ( -0.0178808   0.0859704 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.85 using 59 PHA bins.
    # Reduced chi-squared =          1.197 for     55 degrees of freedom 
    # Null hypothesis probability =   1.501168e-01
     
    Photon flux (15-150 keV)    in 0.956 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]    : 31.6899  (-4.8665  6.62378)
    R^2/D10^2   : 5.45522E-02  (-0.0217603   0.0325887)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          85.41 using 59 PHA bins.
    # Reduced chi-squared =          1.498 for     57 degrees of freedom 
    # Null hypothesis probability =   8.780467e-03
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  7.917e-09   1.732e-09
    25- 50  4.991e-08   9.484e-09
    50-150  3.459e-07   5.526e-08
    15-150  4.037e-07   5.454e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 199.363       (      )
    Norm        : 15.4165       (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         131.14 using 59 PHA bins.
    # Reduced chi-squared =         2.3008 for     57 degrees of freedom 
    # Null hypothesis probability =   8.959432e-08
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.670e-08   2.034e-08
    25- 50  7.060e-08   3.899e-08
    50-150  1.548e-07   8.489e-08
    15-150  2.621e-07   1.443e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 8.85054        (-3.62766      5.3678)
    R1^2/D10^2  : 1.19139        (-0.878226      6.01175)
    kT2 [keV]   : 54.8859        (-17.8892      -54.9033)
    R2^2/D10^2  : 1.19146E-02    (-0.00837403   0.0134352)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.35 using 59 PHA bins.
    # Reduced chi-squared =          1.188 for     55 degrees of freedom 
    # Null hypothesis probability =   1.602505e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.070e-08   1.129e-08
    25- 50  6.131e-08   3.173e-08
    50-150  3.549e-07   1.879e-07
    15-150  4.369e-07   2.111e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from   -0.118 sec. to    0.882 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.646562     ( -0.192285   0.182602 )
    Norm@50keV  : 3.43916E-02    ( -0.00374357   0.00365814 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          66.90 using 59 PHA bins.
    # Reduced chi-squared =          1.174 for     57 degrees of freedom 
    # Null hypothesis probability =   1.735618e-01
     
    Photon flux (15-150 keV)    in 1 sec: 3.99457 ( -0.400347  0.401679 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.30217e-07 ( -4.45846e-08  4.47637e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -0.118 sec. to    0.882 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.637872     ( -0.392395   0.272107 )
    Epeak [keV] : 9999.23      (   )
    Norm@50keV  : 3.46648E-02    ( -0.00345359   0.0150342 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          66.95 using 59 PHA bins.
    # Reduced chi-squared =          1.195 for     56 degrees of freedom 
    # Null hypothesis probability =   1.501695e-01
     
    Photon flux (15-150 keV)    in 1 sec: 3.99654 ( -0.40126  0.39847 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.28837e-07 ( -4.3334e-08  4.5745e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -0.118 sec. to    0.882 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.667154   ( 0.667126   0.667126 )
    beta        : -0.646563    ( -0.182439   0.192752 )
    Epeak [keV] : 19.5408      ( -19.541 -19.541 )
    Norm@50keV   : 4.80794E-02    ( -0.0172761   0 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          66.90 using 59 PHA bins.
    # Reduced chi-squared =          1.216 for     55 degrees of freedom 
    # Null hypothesis probability =   1.304048e-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]    : 31.4276  (-4.79801  6.49034)
    R^2/D10^2   : 5.41556E-02  (-0.0215325   0.0322493)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          86.76 using 59 PHA bins.
    # Reduced chi-squared =          1.522 for     57 degrees of freedom 
    # Null hypothesis probability =   6.730278e-03
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  8.129e-09   1.837e-09
    25- 50  5.108e-08   9.960e-09
    50-150  3.495e-07   5.790e-08
    15-150  4.087e-07   6.155e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 199.363       (      )
    Norm        : 15.0351       (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         132.32 using 59 PHA bins.
    # Reduced chi-squared =         2.3214 for     57 degrees of freedom 
    # Null hypothesis probability =   6.323545e-08
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.744e-08   2.060e-08
    25- 50  7.202e-08   3.984e-08
    50-150  1.580e-07   8.670e-08
    15-150  2.674e-07   1.459e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 9.31911        (-3.70733      3.91314)
    R1^2/D10^2  : 1.00422        (-0.7129      2.56095)
    kT2 [keV]   : 57.0597        (-19.483      -57.0597)
    R2^2/D10^2  : 1.04265E-02    (-0.00710736   0.0202936)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          66.35 using 59 PHA bins.
    # Reduced chi-squared =          1.206 for     55 degrees of freedom 
    # Null hypothesis probability =   1.404824e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.061e-08   1.149e-08
    25- 50  6.353e-08   3.243e-08
    50-150  3.583e-07   1.851e-07
    15-150  4.424e-07   2.258e-07
    

    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: 0.639381     ( -0.194205   0.184266 )
    Norm@50keV  : 3.53475E-02    ( -0.0038807   0.0037893 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.85 using 59 PHA bins.
    # Reduced chi-squared =          1.155 for     57 degrees of freedom 
    # Null hypothesis probability =   1.973473e-01
     
    Photon flux (15-150 keV)    in 0.956 sec: 4.10866 ( -0.414106  0.415439 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.24137e-07 ( -4.42364e-08  4.44135e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.630588     ( -0.390082   0.273703 )
    Epeak [keV] : 9999.24      (   )
    Norm@50keV  : 3.56290E-02    ( -0.003574   0.0151071 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.89 using 59 PHA bins.
    # Reduced chi-squared =          1.177 for     56 degrees of freedom 
    # Null hypothesis probability =   1.717859e-01
     
    Photon flux (15-150 keV)    in 0.956 sec: 4.11306 ( -0.41706  0.40999 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.23925e-07 ( -2.25415e-08  4.48278e-08 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.675557   ( 0.675557   0.675557 )
    beta        : -0.639382    ( -0.184339   0.194446 )
    Epeak [keV] : 19.5228      ( -19.5228 -19.5228 )
    Norm@50keV   : 4.93267E-02    ( -0.0178808   0.0859704 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.85 using 59 PHA bins.
    # Reduced chi-squared =          1.197 for     55 degrees of freedom 
    # Null hypothesis probability =   1.501168e-01
     
    Photon flux (15-150 keV)    in 0.956 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)  = 6.07e-08
    S(50-100 keV) = 1.56e-07
    

    T90 vs. Hardness ratio plot

    T90                                   = 0.843999922275543 sec.
    Hardness ratio (energy fluence ratio) = 2.57002
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 2.25545
    Count Ratio (50-100 keV) / (15-25 keV) = 3.12153
    

    Mask shadow pattern

    IMX = 1.159099617728122E-01, IMY = -6.352373500335559E-01
    

    TIME vs. PHA plot around the trigger time

    TIME vs. DetID plot around the trigger time

    100 us light curve (15-350 keV)

    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:
    -51.923400 -0.096000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.5856  35.1762    6.0  36.1 -162.7   0.1877   1.9    1.5	Cyg X-1                       
    308.0628  41.0337    2.6  27.2 -162.5   0.3567   4.5    5.3	Cyg X-3                       
    326.1978  38.1520    4.4  19.4  166.7   0.1956   2.6   10.3	Cyg X-2                       
     49.5099  39.3701    2.6  45.3   18.2   0.7007   4.4 ------	UNKNOWN                       
     25.1107  60.8612    3.1  23.2   -8.4   0.2852   3.7 ------	UNKNOWN                       
    350.4196  59.7250    2.2   7.7  -39.4   0.3611   5.2 ------	UNKNOWN                       
    282.2406  17.6888    2.4  59.4 -163.1   2.3852   4.8 ------	UNKNOWN                       
     67.9590  76.8900    2.6  37.7  -40.2   0.4831   4.5 ------	UNKNOWN                       
    103.9517  65.3455    2.8  53.2  -34.8   1.2651   4.2 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -0.096000 0.860000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.5005  35.3363   16.4  36.0 -162.4  -0.0127  -0.7    9.2	Cyg X-1                       
    308.2167  40.8282    7.5  27.2 -163.0  -0.0232  -1.6    8.9	Cyg X-3                       
    326.1779  38.3223  452.4  19.2  167.0   0.0004   0.0    0.3	Cyg X-2                       
      6.3598  24.2982    0.7  32.9   79.7   0.5571  16.3 ------	UNKNOWN                       
    322.3141  28.2078    2.4  29.6  160.8   0.0810   4.8 ------	UNKNOWN                       
     65.3955  52.0428    2.0  46.6   -5.2   0.1447   5.8 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    20.276610 126.676590
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.7149  35.1266    7.5  36.5 -161.7   0.2057   1.5    7.6	Cyg X-1                       
    308.1157  40.9941    2.8  27.6 -161.2   0.4789   4.1    2.5	Cyg X-3                       
    326.1961  38.1982   11.5  19.5  169.0   0.1110   1.0    7.5	Cyg X-2                       
     59.2341  50.3799    2.2  44.0   -0.0   1.0694   5.1 ------	UNKNOWN                       
     73.2979  44.7714    3.0  54.9   -1.7   1.5650   3.9 ------	UNKNOWN                       
    
    Plot creation:
    Thu May 28 14:18:14 EDT 2015