batgrbproduct Analysis for Trigger=555413

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Jan 12 03:32:02 EST 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger555413
======================================================================

  Trigger: 00555413      Segment: 000

  BAT Trigger Time: 389725744   [s; MET]
      Trigger Stop: 389725808   [s; MET]
               UTC: 2013-05-08T17:08:53.468120    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 305.312531851058   Dec: 34.9494108084652  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    10.58
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    10.58

  Flight Position:   [ source = BAT ]
    RA: 305.312531851058   Dec: 34.9494108084652  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 305.355067905114   Dec: 34.9773647885541  [deg; J2000]  
        { 20h 21m 25.2s , +34d 58' 38.5" }
         +/- 1.91253012898756 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.857067080276658 [arcmin] (formal 1-sigma fit error)
    SNR: 12.0453889818615
 
  Angular difference between Flight and Ground position is 2.680987 arcmin
 
  Partial Coding Fraction: 0.609375    [ including projection effects ]

  Duration
     T90: 42.9120000600815 +/- 10.1276240195608
        Measured from: 11.3519999980927
                   to: 54.2640000581741     [s; relative to TRIGTIME]
     T50: 22.6080000400543 +/- 5.75297350205848
        Measured from: 15.2400000095367
                   to: 37.8480000495911     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 11.0519999861717     
                   to: 12.0519999861717     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 10.1520000100136     
                   to: 58.727999985218     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.391673   0.466718   0.215761   0.045362
           0.051705   0.053582   0.047808   0.044991 [error]
 Peak      0.018086   0.029338   0.026861   0.009417
           0.007364   0.007743   0.007004   0.006760 [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 1.18e-07 1.76e-07 1.96e-07 4.12e-07 6.14e-07 9.02e-07   erg/cm2
              Error 2.24e-08 2.40e-08 4.50e-08 1.88e-07 1.05e-07 2.37e-07   erg/cm2
Peak flux Power-law 1.66e-01 1.92e-01 1.59e-01 2.21e-01 5.97e-01 7.38e-01   ph/cm2/s
              Error 9.05e-02 6.37e-02 5.62e-02 1.75e-01 1.76e-01 2.29e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.14e-07 1.91e-07 1.84e-07 1.19e-07 5.60e-07 6.08e-07   erg/cm2
              Error 2.43e-08 3.66e-08 6.01e-08 3.68e-07 1.33e-07 3.33e-07   erg/cm2
Peak flux Cutoff-PL 1.68e-01 1.92e-01 1.58e-01 2.17e-01 5.97e-01 7.35e-01   ph/cm2/s
              Error 9.37e-02 6.75e-02 5.81e-02 2.16e-01 1.76e-01 1.85e-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    1.845    0.250    -      -           1.38e-03 2.32e-04   57.550 57
CPL   1.182    1.295      48.4    0.0      3.46e-03 0.00e+00   56.680 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.272    0.548    -      -           5.03e-03 1.46e-03   41.780 57
CPL   1.277    0.683    9999.4    0.0      5.03e-03 2.33e-02   41.780 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: 6.784000 sec.
T50 in the 50-300 keV band: 4.096000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   48.576   10.152   58.728
T90    42.912   11.352   54.264
T50    22.608   15.240   37.848
Peak    1.000   11.052   12.052
  • 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
      305.3551    34.9774   0.0159    20.9843    85.9116         1.3505782     12.045 TRIG_00555413                 
     
    Foreground time interval of the image:
     10.152  58.728 (delta_t =  48.576 [sec])
    Background time interval of the image:
    -567.599 -553.259 (delta_t =  14.340 [sec])
    -239.000  10.152 (delta_t = 249.152 [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 64.000000
    

    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 64.000000
    

    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 64.000000
    

    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)

    The mask-weighted light curves based on cleaned DPHs

    Spectral Evolution

    Spectra

    Notes:

    Time averaged spectrum fit using the average DRM

    Power-law model
    Time interval is from   10.152 sec. to   58.728 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.84532     ( -0.24275   0.256309 )
    Norm@50keV  : 1.37536E-03    ( -0.000234634   0.000228556 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          57.55 using 59 PHA bins.
    # Reduced chi-squared =          1.010 for     57 degrees of freedom 
    # Null hypothesis probability =   4.545541e-01
     
    Photon flux (15-150 keV)    in 48.58 sec: 0.192955 ( -0.0261261  0.0261262 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 6.14391e-07 ( -1.0289e-07  1.06369e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   10.152 sec. to   58.728 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.18247     ( -1.64388   0.945351 )
    Epeak [keV] : 48.3999      (   )
    Norm@50keV  : 3.45724E-03    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          56.68 using 59 PHA bins.
    # Reduced chi-squared =          1.012 for     56 degrees of freedom 
    # Null hypothesis probability =   4.494813e-01
     
    Photon flux (15-150 keV)    in 48.58 sec: 0.188094 ( -0.026837  0.027553 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 5.60443e-07 ( -1.25973e-07  1.40804e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from   10.152 sec. to   58.728 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.90647   ( -14.1269   -4.90647 )
    beta        : -2.10328    ( -0.500665   0.330331 )
    Epeak [keV] : 24.8528      ( -7.63208 4.61475 )
    Norm@50keV   : 184.425    ( -24.7356   3963.15 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.73 using 59 PHA bins.
    # Reduced chi-squared =         0.9951 for     55 degrees of freedom 
    # Null hypothesis probability =   4.849730e-01
     
    Photon flux (15-150 keV)    in 48.58 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]    : 9.79286  (-1.3971  1.66182)
    R^2/D10^2   : 9.95919E-02  (-0.0447207   0.0789606)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          63.00 using 59 PHA bins.
    # Reduced chi-squared =          1.105 for     57 degrees of freedom 
    # Null hypothesis probability =   2.723936e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  9.379e-08   2.176e-08
    25- 50  2.263e-07   4.501e-08
    50-150  1.111e-07   4.049e-08
    15-150  4.313e-07   8.662e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 79.4275       (-29.6536      68.4107)
    Norm        : 0.912242       (-0.169333     0.217699)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          56.65 using 59 PHA bins.
    # Reduced chi-squared =         0.9938 for     57 degrees of freedom 
    # Null hypothesis probability =   4.882841e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.149e-07   2.077e-08
    25- 50  1.889e-07   3.121e-08
    50-150  2.653e-07   1.497e-07
    15-150  5.692e-07   1.782e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 8.32771        (-2.97585      1.72536)
    R1^2/D10^2  : 0.166374        (-0.0606031      0.407648)
    kT2 [keV]   : 79.2106        (-72.0728      -87.0904)
    R2^2/D10^2  : 8.00769E-05    (-5.04045e-05   0.0137437)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.59 using 59 PHA bins.
    # Reduced chi-squared =         0.9926 for     55 degrees of freedom 
    # Null hypothesis probability =   4.900815e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.061e-07   3.691e-08
    25- 50  2.097e-07   7.306e-08
    50-150  3.072e-07   1.860e-07
    15-150  6.230e-07   2.377e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from   11.052 sec. to   12.052 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.27152     ( -0.562685   0.53259 )
    Norm@50keV  : 5.02853E-03    ( -0.00146726   0.00146044 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          41.78 using 59 PHA bins.
    # Reduced chi-squared =         0.7329 for     57 degrees of freedom 
    # Null hypothesis probability =   9.348790e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.596883 ( -0.176162  0.176818 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 5.00451e-08 ( -1.62872e-08  1.67878e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   11.052 sec. to   12.052 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.27657     ( -0.83675   0.529042 )
    Epeak [keV] : 9999.35      ( -9999.36 -9999.36 )
    Norm@50keV  : 5.03359E-03    ( -0.00147683   0.0450575 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          41.78 using 59 PHA bins.
    # Reduced chi-squared =         0.7461 for     56 degrees of freedom 
    # Null hypothesis probability =   9.212436e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.597264 ( -0.176786  0.175857 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.9743e-08 ( -1.70714e-08  1.68933e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   11.052 sec. to   12.052 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.91218   ( -4.91218   -4.91218 )
    beta        : -1.41144    ( -0.87592   0.643366 )
    Epeak [keV] : 27.5338      ( -27.5338 65.4362 )
    Norm@50keV   : 221.366    ( -63.7106   2.97356e+06 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          41.44 using 59 PHA bins.
    # Reduced chi-squared =         0.7534 for     55 degrees of freedom 
    # Null hypothesis probability =   9.119589e-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]    : 17.2142  (-6.29927  11.365)
    R^2/D10^2   : 4.28094E-02  (-0.0422176   0.155108)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.64 using 59 PHA bins.
    # Reduced chi-squared =         0.8007 for     57 degrees of freedom 
    # Null hypothesis probability =   8.600720e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.575e-09   1.639e-09
    25- 50  1.150e-08   6.810e-09
    50-150  2.444e-08   1.596e-08
    15-150  3.852e-08   2.477e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 199.362       (-117.86      -199.363)
    Norm        : 2.45366       (-0.720147     0.720142)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          42.67 using 59 PHA bins.
    # Reduced chi-squared =         0.7486 for     57 degrees of freedom 
    # Null hypothesis probability =   9.208067e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  6.110e-09   3.843e-09
    25- 50  1.175e-08   7.335e-09
    50-150  2.578e-08   1.556e-08
    15-150  4.364e-08   2.679e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 6.89102        (-3.98368      9.91979)
    R1^2/D10^2  : 0.671916        (-0.593182      13.1838)
    kT2 [keV]   : 34.9090        (-38.5098      -38.51)
    R2^2/D10^2  : 3.52759E-03    (-0.00272464   0.0457609)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          41.55 using 59 PHA bins.
    # Reduced chi-squared =         0.7554 for     55 degrees of freedom 
    # Null hypothesis probability =   9.099518e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  5.651e-09   3.653e-09
    25- 50  1.068e-08   5.990e-09
    50-150  3.287e-08   2.030e-08
    15-150  4.920e-08   2.633e-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: 1.84532     ( -0.24275   0.256309 )
    Norm@50keV  : 1.37536E-03    ( -0.000234634   0.000228556 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          57.55 using 59 PHA bins.
    # Reduced chi-squared =          1.010 for     57 degrees of freedom 
    # Null hypothesis probability =   4.545541e-01
     
    Photon flux (15-150 keV)    in 48.58 sec: 0.192955 ( -0.0261261  0.0261262 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 6.14391e-07 ( -1.0289e-07  1.06369e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.18247     ( -1.64388   0.992233 )
    Epeak [keV] : 48.3999      (   )
    Norm@50keV  : 3.45724E-03    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          56.68 using 59 PHA bins.
    # Reduced chi-squared =          1.012 for     56 degrees of freedom 
    # Null hypothesis probability =   4.494813e-01
     
    Photon flux (15-150 keV)    in 48.58 sec: 0.188094 ( -0.026837  0.027553 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 5.60443e-07 ( -1.25973e-07  1.40804e-07 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.90647   ( -13.9272   -4.90647 )
    beta        : -2.10328    ( -0.500665   0.330331 )
    Epeak [keV] : 24.8528      ( -7.63208 4.61475 )
    Norm@50keV   : 184.425    ( -24.7356   3963.15 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.73 using 59 PHA bins.
    # Reduced chi-squared =         0.9951 for     55 degrees of freedom 
    # Null hypothesis probability =   4.849730e-01
     
    Photon flux (15-150 keV)    in 48.58 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)  = 1.76e-07
    S(50-100 keV) = 1.96e-07
    

    T90 vs. Hardness ratio plot

    T90                                   = 42.9120000600815 sec.
    Hardness ratio (energy fluence ratio) = 1.11364
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.1916
    Count Ratio (50-100 keV) / (15-25 keV) = 0.55087
    

    Mask shadow pattern

    IMX = 2.734536579764521E-02, IMY = -3.825728259447613E-01
    

    TIME vs. PHA plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 64.000000
    

    TIME vs. DetID plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 64.000000
    

    100 us light curve (15-350 keV)

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 64.000000
    

    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:
    -567.599400 -553.259400
    -239.000000 10.152000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.8091  35.1423    4.3  25.0   91.6   0.8018   2.7   11.3	Cyg X-1                       
    308.0677  40.9408    1.3  16.9  100.9   2.0216   8.6    2.1	Cyg X-3                       
    326.0207  38.1469    0.0   5.5   50.0   0.4481   2.3   12.7	Cyg X-2                       
    342.8144  20.3716    2.6  24.2  -20.9   0.9573   4.4 ------	UNKNOWN                       
     95.2446  74.1356    3.2  57.8 -156.7   5.1245   3.6 ------	UNKNOWN                       
    

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

    Time interval of the image:
    10.152000 58.728000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.4789  35.0519   11.7  25.2   91.7   0.1303   1.0   10.5	Cyg X-1                       
    307.8967  40.9504   10.8  17.0  101.1  -0.0982  -1.1    9.7	Cyg X-3                       
    326.1504  38.2376    8.0   5.3   49.7  -0.1231  -1.4    5.1	Cyg X-2                       
    305.3550  34.9773    1.0  21.0   85.9   1.3506  12.0 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    114.900600 570.400610
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    254.3255  35.2552   60.8  41.3  126.0   0.2557   0.2    8.3	Her X-1                       
    288.8238  10.9324    1.0  28.3   56.3   5.7385  11.4    1.7	GRS 1915+105                  
    299.5787  35.1876    1.7   4.7  114.8   2.1317   6.7    1.0	Cyg X-1                       
    308.0659  40.9587    1.3   6.4 -140.9   3.1267   9.0    2.0	Cyg X-3                       
    326.2106  38.3247    6.1  17.0  -87.3   0.6709   1.9    1.8	Cyg X-2                       
    225.8305  66.3405    2.8  54.2  171.1   7.3603   4.2 ------	UNKNOWN                       
    318.8863 -19.9374    2.2  56.4    4.9   8.6858   5.2 ------	UNKNOWN                       
    235.6136  75.5145    2.5  51.3 -177.3   4.5656   4.6 ------	UNKNOWN                       
    208.7522  78.1105    3.7  57.2 -173.9   5.9296   3.1 ------	UNKNOWN                       
    336.5224 -14.6470    3.1  57.7  -16.1   5.5957   3.7 ------	UNKNOWN                       
    118.7408  86.2517    5.1  58.8 -159.3   6.3822   2.2 ------	UNKNOWN                       
    354.8777  75.3146    3.2  46.5 -144.3   2.8955   3.6 ------	UNKNOWN                       
    351.2727  12.4823    3.0  47.1  -53.0   6.4597   3.9 ------	UNKNOWN                       
    
    Plot creation:
    Sat May 30 16:56:49 EDT 2015