batgrbproduct Analysis for Trigger=602884

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sat Oct  4 21:54:20 EDT 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger602884
======================================================================

  Trigger: 00602884      Segment: 000

  BAT Trigger Time: 425744262.528   [s; MET]
      Trigger Stop: 425744263.552   [s; MET]
               UTC: 2014-06-29T14:17:30.326760    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 248.981975533517   Dec: 41.890321954013  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.95
     Image Trigger?:     NO
     Rate S/N Ratio:     10.9087121146357  [ if not an image trigger ]
     Image S/N Ratio:    7.95

  Flight Position:   [ source = BAT ]
    RA: 248.981975533517   Dec: 41.890321954013  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 249.011047035745   Dec: 41.8965474582744  [deg; J2000]  
        { 16h 36m 02.7s , +41d 53' 47.6" }
         +/- 1.64869398298634 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.920466246897388 [arcmin] (formal 1-sigma fit error)
    SNR: 14.8908093853219
 
  Angular difference between Flight and Ground position is 1.351089 arcmin
 
  Partial Coding Fraction: 0.4179688    [ including projection effects ]

  Duration
     T90: 38.272000014782 +/- 11.6226537648559
        Measured from: -3.6240000128746
                   to: 34.6480000019073     [s; relative to TRIGTIME]
     T50: 11.6480000019073 +/- 2.48531047010479
        Measured from: 4.05599999427795
                   to: 15.7039999961853     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 12.1000000238419     
                   to: 13.1000000238419     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -6.18400001525879     
                   to: 48.6639999747276     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.124093   1.507504   0.964569   0.142335
           0.073230   0.073160   0.064828   0.058284 [error]
 Peak      0.116601   0.170135   0.180420   0.050601
           0.012963   0.014235   0.013497   0.010290 [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 4.43e-07 6.57e-07 7.28e-07 1.52e-06 2.29e-06 3.35e-06   erg/cm2
              Error 4.21e-08 3.91e-08 6.33e-08 2.74e-07 1.48e-07 3.31e-07   erg/cm2
Peak flux Power-law 1.28e+00 1.41e+00 1.10e+00 1.42e+00 4.32e+00 5.21e+00   ph/cm2/s
              Error 1.96e-01 1.34e-01 1.04e-01 2.75e-01 3.74e-01 4.34e-01   ph/cm2/s
 
Fluence   Cutoff-PL 4.10e-07 6.92e-07 7.40e-07 7.22e-07 2.20e-06 2.56e-06   erg/cm2
              Error 4.96e-08 4.86e-08 6.86e-08 -------- 1.65e-07 4.75e-07   erg/cm2
Peak flux Cutoff-PL 1.13e+00 1.46e+00 1.18e+00 8.68e-01 4.23e+00 4.63e+00   ph/cm2/s
              Error 2.44e-01 1.50e-01 1.31e-01 4.45e-01 3.85e-01 5.94e-01   ph/cm2/s
 
Fluence        Band 4.04e-07 6.89e-07 7.39e-07 7.67e-07 2.20e-06 2.62e-06   erg/cm2
              Error 4.76e-08 -------- 6.38e-08 -------- -------- --------   erg/cm2
Peak flux      Band 1.16e+00 1.45e+00 1.16e+00 9.64e-01 4.26e+00 4.74e+00   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    1.851    0.107    -      -           4.54e-03 2.92e-04   42.640 57
CPL   1.334    0.441      60.9   33.8      8.48e-03 4.75e-03   38.090 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.355    0.137    -      -           3.59e-02 2.95e-03   63.020 57
CPL   0.801    0.586     120.9  667.9      6.46e-02 4.31e-02   60.010 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: 20.544000 sec.
T50 in the 50-300 keV band: 9.408000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   54.848   -6.184   48.664
T90    38.272   -3.624   34.648
T50    11.648    4.056   15.704
Peak    1.000   12.100   13.100
  • Click here for the BAT GCN circular template

    Image

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

    #   RAcent    DECcent   POSerr    Theta     Phi              Peak Cts       SNR   Name
      249.0110    41.8965   0.0129    44.0498     1.3103         1.3477601     14.891 TRIG_00602884                 
     
    Foreground time interval of the image:
     -6.184  11.573 (delta_t =  17.757 [sec])
    Background time interval of the image:
    -239.528  -6.184 (delta_t = 233.344 [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 1.024000
    

    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 1.024000
    

    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 1.024000
    

    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   -6.184 sec. to   48.664 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.85109     ( -0.106442   0.108493 )
    Norm@50keV  : 4.54100E-03    ( -0.00029294   0.000290561 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          42.64 using 59 PHA bins.
    # Reduced chi-squared =         0.7482 for     57 degrees of freedom 
    # Null hypothesis probability =   9.212672e-01
     
    Photon flux (15-150 keV)    in 54.85 sec: 0.638570 ( -0.0389649  0.0390461 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.29015e-06 ( -1.47974e-07  1.48843e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -6.184 sec. to   48.664 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.33408     ( -0.463377   0.418865 )
    Epeak [keV] : 60.9244      ( -11.9961 55.6022 )
    Norm@50keV  : 8.47879E-03    ( -0.00329615   0.00620593 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.09 using 59 PHA bins.
    # Reduced chi-squared =         0.6801 for     56 degrees of freedom 
    # Null hypothesis probability =   9.679865e-01
     
    Photon flux (15-150 keV)    in 54.85 sec: 0.621133 ( -0.041259  0.041315 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.1991e-06 ( -1.64901e-07  1.65735e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from   -6.184 sec. to   48.664 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.33407   ( -0.3132   0.518763 )
    beta        : -10.0000    ( 10   20 )
    Epeak [keV] : 60.9128      ( -11.9986 55.5591 )
    Norm@50keV   : 8.47776E-03    ( -0.00329452   0.0062134 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.09 using 59 PHA bins.
    # Reduced chi-squared =         0.6925 for     55 degrees of freedom 
    # Null hypothesis probability =   9.599952e-01
     
    Photon flux (15-150 keV)    in 54.85 sec: 0.624076 (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.19777e-06 ( 0  0 ) ergs/cm2
     
    
    Single BB
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 12.2450  (-0.90743  0.978483)
    R^2/D10^2   : 0.137495  (-0.0344398   0.046178)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         100.01 using 59 PHA bins.
    # Reduced chi-squared =         1.7545 for     57 degrees of freedom 
    # Null hypothesis probability =   3.754401e-04
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.395e-07   2.679e-08
    25- 50  7.717e-07   5.622e-08
    50-150  7.050e-07   9.873e-08
    15-150  1.716e-06   1.188e-07
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 94.9140       (-17.9168      25.4094)
    Norm        : 2.83400       (-0.244633     0.275002)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.10 using 59 PHA bins.
    # Reduced chi-squared =         0.6684 for     57 degrees of freedom 
    # Null hypothesis probability =   9.744934e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.061e-07   4.435e-08
    25- 50  6.947e-07   4.991e-08
    50-150  1.092e-06   3.387e-07
    15-150  2.193e-06   3.494e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 6.15487        (-1.02989      1.14152)
    R1^2/D10^2  : 1.19054        (-0.538884      1.1807)
    kT2 [keV]   : 20.8301        (-3.1163      4.61829)
    R2^2/D10^2  : 1.41677E-02    (-0.00780487   0.0133653)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          35.80 using 59 PHA bins.
    # Reduced chi-squared =         0.6509 for     55 degrees of freedom 
    # Null hypothesis probability =   9.791143e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.046e-07   1.007e-07
    25- 50  6.858e-07   1.305e-07
    50-150  1.093e-06   3.315e-07
    15-150  2.183e-06   5.096e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from   12.100 sec. to   13.100 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.35453     ( -0.136939   0.136876 )
    Norm@50keV  : 3.58574E-02    ( -0.00294819   0.00294802 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          63.02 using 59 PHA bins.
    # Reduced chi-squared =          1.106 for     57 degrees of freedom 
    # Null hypothesis probability =   2.720353e-01
     
    Photon flux (15-150 keV)    in 1 sec: 4.32383 ( -0.373237  0.374134 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.49856e-07 ( -3.08075e-08  3.08973e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   12.100 sec. to   13.100 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.800751     ( -0.627024   0.545398 )
    Epeak [keV] : 120.901      ( -37.6113 1298.14 )
    Norm@50keV  : 6.46244E-02    ( -0.0278903   0.0582434 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.01 using 59 PHA bins.
    # Reduced chi-squared =          1.072 for     56 degrees of freedom 
    # Null hypothesis probability =   3.326860e-01
     
    Photon flux (15-150 keV)    in 1 sec: 4.23072 ( -0.38455  0.38527 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.43411e-07 ( -3.217e-08  3.1996e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   12.100 sec. to   13.100 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.801023   ( -0.415644   0.617623 )
    beta        : -10.0000    ( 10   20 )
    Epeak [keV] : 120.917      ( -27.3269 368.873 )
    Norm@50keV   : 6.46022E-02    ( -0.0278958   0.0582373 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.01 using 59 PHA bins.
    # Reduced chi-squared =          1.091 for     55 degrees of freedom 
    # Null hypothesis probability =   2.992096e-01
     
    Photon flux (15-150 keV)    in 1 sec: 4.25669 (    ) 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]    : 18.0475  (-1.74562  1.97875)
    R^2/D10^2   : 0.275701  (-0.0832056   0.115679)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          83.78 using 59 PHA bins.
    # Reduced chi-squared =          1.470 for     57 degrees of freedom 
    # Null hypothesis probability =   1.200236e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.796e-08   2.960e-09
    25- 50  8.324e-08   9.845e-09
    50-150  1.969e-07   2.725e-08
    15-150  2.982e-07   3.195e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (      )
    Norm        : 18.1376       (-1.5002     1.50003)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          67.75 using 59 PHA bins.
    # Reduced chi-squared =          1.189 for     57 degrees of freedom 
    # Null hypothesis probability =   1.560292e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.516e-08   5.080e-09
    25- 50  8.687e-08   9.645e-09
    50-150  1.905e-07   8.829e-08
    15-150  3.226e-07   1.039e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 7.12960        (-3.45595      4.11773)
    R1^2/D10^2  : 3.18902        (-2.21723      39.0304)
    kT2 [keV]   : 25.5524        (-5.66999      14.3828)
    R2^2/D10^2  : 7.03319E-02    (-0.0553741   0.111054)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          61.67 using 59 PHA bins.
    # Reduced chi-squared =          1.121 for     55 degrees of freedom 
    # Null hypothesis probability =   2.498700e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.442e-08   1.644e-08
    25- 50  8.287e-08   3.100e-08
    50-150  2.249e-07   7.791e-08
    15-150  3.422e-07   1.116e-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: 1.97765     ( -0.192178   0.201545 )
    Norm@50keV  : 4.63627E-03    ( -0.000585579   0.000572454 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          41.39 using 59 PHA bins.
    # Reduced chi-squared =         0.7262 for     57 degrees of freedom 
    # Null hypothesis probability =   9.403619e-01
     
    Photon flux (15-150 keV)    in 17.76 sec: 0.688392 ( -0.0731269  0.0732261 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.58521e-07 ( -9.05962e-08  9.18952e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.60949     ( -0.836465   0.555854 )
    Epeak [keV] : 47.3321      (   )
    Norm@50keV  : 7.40137E-03    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          40.63 using 59 PHA bins.
    # Reduced chi-squared =         0.7255 for     56 degrees of freedom 
    # Null hypothesis probability =   9.391128e-01
     
    Photon flux (15-150 keV)    in 17.76 sec: 0.677397 ( -0.076158  0.076091 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.35443e-07 ( -1.00582e-07  1.02013e-07 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.60949   ( -3.43765   0.9042 )
    beta        : -10.00000    ( 10   20 )
    Epeak [keV] : 47.3230      ( -19.5466 -47.323 )
    Norm@50keV   : 7.39992E-03    ( -0.00280911   0.00937581 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          40.63 using 59 PHA bins.
    # Reduced chi-squared =         0.7387 for     55 degrees of freedom 
    # Null hypothesis probability =   9.260535e-01
     
    Photon flux (15-150 keV)    in 17.76 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.39384e-07 ( 0  0 ) ergs/cm2
     
    

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

    S(25-50 keV)  = 6.57e-07
    S(50-100 keV) = 7.28e-07
    

    T90 vs. Hardness ratio plot

    T90                                   = 38.272000014782 sec.
    Hardness ratio (energy fluence ratio) = 1.10807
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.34108
    Count Ratio (50-100 keV) / (15-25 keV) = 0.858086
    

    Mask shadow pattern

    IMX = 9.671182509658034E-01, IMY = -2.212094006979784E-02
    

    TIME vs. PHA plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 1.024000
    

    TIME vs. DetID plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 1.024000
    

    100 us light curve (15-350 keV)

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 1.024000
    

    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:
    -239.528000 -6.184000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    244.9809 -15.6501    0.4  24.4  115.9   7.5321  26.5    0.6	Sco X-1                       
    254.4494  35.3378    7.6  41.3   12.1   0.5618   1.5    0.5	Her X-1                       
    268.4761  -1.5624    6.4  40.6   73.6   1.7230   1.8    9.2	SW J1753.5-0127               
    218.9160  -4.9594    2.3  11.5 -149.0   1.0739   5.1 ------	UNKNOWN                       
    236.7681  56.1730    2.6  54.6  -15.3   2.6694   4.5 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -6.184000 11.572600
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    245.0615 -15.5188    9.9  24.4  115.6   0.0853   1.2    8.7	Sco X-1                       
    254.5387  35.2180   15.8  41.3   12.3  -0.0658  -0.7    8.5	Her X-1                       
    268.3561  -1.3372  401.5  40.5   73.3  -0.0067  -0.0    7.0	SW J1753.5-0127               
    249.0111  41.8965    0.8  44.0    1.3   1.3472  14.9 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    80.172600 962.479200
    1036.472000 1036.572590
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    254.3749  35.3939    2.9   7.7   84.2   2.0815   4.0    5.1	Her X-1                       
    299.5822  35.2012    0.6  39.5   21.4  16.8646  19.5    0.4	Cyg X-1                       
    308.0791  40.9311    1.9  43.4    9.4   5.3730   6.1    1.9	Cyg X-3                       
    224.7334  -1.6809    3.0  48.8  151.9   8.3006   3.9 ------	UNKNOWN                       
    215.8410   7.2097    3.2  45.4  168.5   4.2882   3.6 ------	UNKNOWN                       
    266.2665  38.3511    3.4  13.6   38.1   1.6636   3.4 ------	UNKNOWN                       
    233.4060  27.7129    2.9  19.0  165.7   2.2238   4.1 ------	UNKNOWN                       
    324.2932  42.5265    2.6  53.8    0.9   7.3251   4.4 ------	UNKNOWN                       
    236.5050  56.1888    2.6  16.4  -86.4   2.4717   4.4 ------	UNKNOWN                       
    331.0364  63.8267    2.6  49.9  -26.3   5.3121   4.5 ------	UNKNOWN                       
    263.7157  86.6125    2.5  44.9  -60.0  13.2985   4.7 ------	UNKNOWN                       
    
    Plot creation:
    Sat May 30 13:06:59 EDT 2015