batgrbproduct Analysis for Trigger=508319

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Jan 13 17:57:23 EST 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger508319
======================================================================

  Trigger: 00508319      Segment: 000

  BAT Trigger Time: 343764808.704   [s; MET]
      Trigger Stop: 343764812.8   [s; MET]
               UTC: 2011-11-23T18:13:21.100200    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 154.851114339607   Dec: -20.6415977436912  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    8.2
     Image Trigger?:     NO
     Rate S/N Ratio:     11.8743420870379  [ if not an image trigger ]
     Image S/N Ratio:    8.2

  Flight Position:   [ source = BAT ]
    RA: 154.851114339607   Dec: -20.6415977436912  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 154.845416221215   Dec: -20.638852188003  [deg; J2000]  
        { 10h 19m 22.9s , -20d 38' 19.9" }
         +/- 1.12267419132088 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.381839973705797 [arcmin] (formal 1-sigma fit error)
    SNR: 25.7826364197595
 
  Angular difference between Flight and Ground position is 0.359861 arcmin
 
  Partial Coding Fraction: 0.8125    [ including projection effects ]

  Duration
     T90: 290 +/- 88.090862182181
        Measured from: 3.2960000038147
                   to: 293.296000003815     [s; relative to TRIGTIME]
     T50: 81 +/- 7.61577310586391
        Measured from: 70.2960000038147
                   to: 151.296000003815     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 146.296000003815     
                   to: 147.296000003815     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -8.7039999961853     
                   to: 481.296000003815     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     3.923001   4.585913   3.255230   0.742069
           0.122694   0.125045   0.108573   0.093229 [error]
 Peak      0.028461   0.044396   0.038196   0.009802
           0.005744   0.006110   0.005309   0.004230 [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 1.13e-06 1.89e-06 2.39e-06 6.05e-06 7.10e-06 1.15e-05   erg/cm2
              Error 7.29e-08 6.85e-08 1.11e-07 6.33e-07 2.58e-07 7.01e-07   erg/cm2
Peak flux Power-law 2.60e-01 2.90e-01 2.31e-01 3.05e-01 8.95e-01 1.09e+00   ph/cm2/s
              Error 7.06e-02 4.77e-02 4.24e-02 1.19e-01 1.34e-01 1.69e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.13e-06 1.89e-06 2.39e-06 6.00e-06 7.10e-06 1.14e-05   erg/cm2
              Error 7.44e-08 6.77e-08 1.10e-07 8.49e-07 2.48e-07 1.03e-06   erg/cm2
Peak flux Cutoff-PL 2.65e-01 2.92e-01 2.29e-01 2.96e-01 8.96e-01 1.09e+00   ph/cm2/s
              Error 7.11e-02 4.77e-02 4.26e-02 1.47e-01 1.34e-01 1.81e-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    1.660    0.067    -      -           1.56e-03 5.34e-05   65.250 57
CPL   1.658    0.067    10000.0    0.0      1.56e-03 5.29e-05   65.270 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.328    0.266    -      -           7.46e-03 1.11e-03   52.760 57
CPL   1.327    0.436    9999.3    0.0      7.49e-03 4.00e-03   52.770 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: 197.376000 sec.
T50 in the 50-300 keV band: 82.432000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100  490.000   -8.704  481.296
T90   290.000    3.296  293.296
T50    81.000   70.296  151.296
Peak    1.000  146.296  147.296
  • 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
      154.8454   -20.6389   0.0075    26.0287   167.3440         2.2557843     25.783 TRIG_00508319                 
     
    Foreground time interval of the image:
     -8.704  41.397 (delta_t =  50.101 [sec])
    Background time interval of the image:
    -239.704  -8.704 (delta_t = 231.000 [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)

    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   -8.704 sec. to  481.296 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.65999     ( -0.0667031   0.0670717 )
    Norm@50keV  : 1.56024E-03    ( -5.35195e-05   5.33472e-05 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.25 using 59 PHA bins.
    # Reduced chi-squared =          1.145 for     57 degrees of freedom 
    # Null hypothesis probability =   2.118115e-01
     
    Photon flux (15-150 keV)    in 490 sec: 0.204405 ( -0.00739329  0.00742915 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.10333e-06 ( -2.5715e-07  2.58446e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -8.704 sec. to  481.296 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.65831     ( -0.0671854   0.0674048 )
    Epeak [keV] : 1.00000E+04      ( -10000 -10000 )
    Norm@50keV  : 1.56339E-03    ( -5.3695e-05   5.20275e-05 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.27 using 59 PHA bins.
    # Reduced chi-squared =          1.165 for     56 degrees of freedom 
    # Null hypothesis probability =   1.857066e-01
     
    Photon flux (15-150 keV)    in 490 sec: 0.204518 ( -0.007566  0.007206 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.10157e-06 ( -2.43628e-07  2.53281e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from   -8.704 sec. to  481.296 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.22008   ( 1.20934   1.20934 )
    beta        : -1.66454    ( -0.0820077   0.070293 )
    Epeak [keV] : 42.0759      ( -42.8959 -42.8959 )
    Norm@50keV   : 3.37468E-03    ( -0.00191834   0 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.14 using 59 PHA bins.
    # Reduced chi-squared =          1.184 for     55 degrees of freedom 
    # Null hypothesis probability =   1.646143e-01
     
    Photon flux (15-150 keV)    in 490 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]    : 14.7444  (  )
    R^2/D10^2   : 2.21958E-02  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         321.09 using 59 PHA bins.
    # Reduced chi-squared =         5.6332 for     57 degrees of freedom 
    # Null hypothesis probability =   1.784662e-38
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.963e-07   3.619e-08
    25- 50  1.941e-06   8.355e-08
    50-150  2.849e-06   2.053e-07
    15-150  5.287e-06   2.033e-07
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 167.888       (-28.6167      -167.038)
    Norm        : 0.818669       (-0.0329854     0.0361313)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          75.07 using 59 PHA bins.
    # Reduced chi-squared =          1.317 for     57 degrees of freedom 
    # Null hypothesis probability =   5.457816e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.019e-06   5.880e-08
    25- 50  1.919e-06   1.517e-07
    50-150  3.961e-06   1.090e-06
    15-150  6.900e-06   1.187e-06
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 6.24162        (-0.583309      0.632388)
    R1^2/D10^2  : 0.362783        (-0.112391      0.173757)
    kT2 [keV]   : 26.0031        (-2.44514      3.09726)
    R2^2/D10^2  : 2.46889E-03    (-0.000798967   0.00104561)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.07 using 59 PHA bins.
    # Reduced chi-squared =          1.092 for     55 degrees of freedom 
    # Null hypothesis probability =   2.971955e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.111e-06   1.200e-07
    25- 50  1.860e-06   1.372e-07
    50-150  4.122e-06   3.952e-07
    15-150  7.092e-06   5.708e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from  146.296 sec. to  147.296 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.32759     ( -0.267504   0.265115 )
    Norm@50keV  : 7.46162E-03    ( -0.0011113   0.00110668 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          52.76 using 59 PHA bins.
    # Reduced chi-squared =         0.9256 for     57 degrees of freedom 
    # Null hypothesis probability =   6.348161e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.894874 ( -0.133944  0.134181 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.32501e-08 ( -1.22876e-08  1.24351e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from  146.296 sec. to  147.296 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.32721     ( -0.608047   0.263534 )
    Epeak [keV] : 9999.33      ( -9999.36 -9999.36 )
    Norm@50keV  : 7.48891E-03    ( -0.00111579   0.0068813 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          52.77 using 59 PHA bins.
    # Reduced chi-squared =         0.9423 for     56 degrees of freedom 
    # Null hypothesis probability =   5.979235e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.896356 ( -0.1358  0.132614 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.33974e-08 ( -1.23967e-08  1.20447e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from  146.296 sec. to  147.296 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.88244   ( -4.88244   -4.88244 )
    beta        : -1.37172    ( -0.347888   0.287957 )
    Epeak [keV] : 22.3333      ( -22.3333 9.29069 )
    Norm@50keV   : 1100.99    ( -161.654   3.2859e+06 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          52.63 using 59 PHA bins.
    # Reduced chi-squared =         0.9570 for     55 degrees of freedom 
    # Null hypothesis probability =   5.655797e-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]    : 18.3623  (-4.47615  5.92036)
    R^2/D10^2   : 5.06767E-02  (-0.0498945   0.078102)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          73.11 using 59 PHA bins.
    # Reduced chi-squared =          1.283 for     57 degrees of freedom 
    # Null hypothesis probability =   7.387410e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.399e-09   1.076e-09
    25- 50  1.595e-08   4.404e-09
    50-150  3.924e-08   1.429e-08
    15-150  5.859e-08   1.511e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (      )
    Norm        : 3.67426       (-0.546399     0.546368)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          55.72 using 59 PHA bins.
    # Reduced chi-squared =         0.9775 for     57 degrees of freedom 
    # Null hypothesis probability =   5.233410e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  9.150e-09   5.205e-09
    25- 50  1.760e-08   9.900e-09
    50-150  3.860e-08   2.192e-08
    15-150  6.535e-08   3.669e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 6.59734        (-1.69141      2.21798)
    R1^2/D10^2  : 1.25088        (-0.81382      2.57678)
    kT2 [keV]   : 36.8521        (-11.6632      36.4294)
    R2^2/D10^2  : 4.80033E-03    (-0.00392069   0.0106149)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          49.50 using 59 PHA bins.
    # Reduced chi-squared =         0.9000 for     55 degrees of freedom 
    # Null hypothesis probability =   6.839152e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  9.081e-09   4.953e-09
    25- 50  1.590e-08   8.151e-09
    50-150  5.233e-08   2.928e-08
    15-150  7.731e-08   3.807e-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: 1.44274     ( -0.106169   0.106292 )
    Norm@50keV  : 3.09251E-03    ( -0.000179424   0.000179084 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.70 using 59 PHA bins.
    # Reduced chi-squared =         0.8017 for     57 degrees of freedom 
    # Null hypothesis probability =   8.587006e-01
     
    Photon flux (15-150 keV)    in 50.1 sec: 0.380427 ( -0.0228995  0.0229725 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.48462e-06 ( -9.43052e-08  9.47642e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.34418     ( -0.414419   0.194917 )
    Epeak [keV] : 326.748      ( -353.247 -353.247 )
    Norm@50keV  : 3.44531E-03    ( -0.000516148   0.00189008 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.58 using 59 PHA bins.
    # Reduced chi-squared =         0.8140 for     56 degrees of freedom 
    # Null hypothesis probability =   8.386779e-01
     
    Photon flux (15-150 keV)    in 50.1 sec: 0.378255 ( -0.024295  0.024183 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.47509e-06 ( -5.17182e-08  1.01142e-07 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -7.69585   ( 7.69585   7.69585 )
    beta        : -1.44273    ( -0.106299   0.106162 )
    Epeak [keV] : 77.8801      ( -77.8801 -77.8801 )
    Norm@50keV   : 0.420316    ( -0.0243864   0.0243398 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.70 using 59 PHA bins.
    # Reduced chi-squared =         0.8308 for     55 degrees of freedom 
    # Null hypothesis probability =   8.100652e-01
     
    Photon flux (15-150 keV)    in 50.1 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)  = 1.89e-06
    S(50-100 keV) = 2.39e-06
    

    T90 vs. Hardness ratio plot

    T90                                   = 290 sec.
    Hardness ratio (energy fluence ratio) = 1.26455
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.16898
    Count Ratio (50-100 keV) / (15-25 keV) = 0.829781
    

    Mask shadow pattern

    IMX = -4.764869517058909E-01, IMY = -1.069963987899719E-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:
    -239.704000 -8.704000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    135.5147 -40.5461    1.2  15.2   94.0   1.8607   9.9    0.8	Vela X-1                      
    170.3180 -60.6414    1.1  16.7  -40.2   1.8885  10.2    1.1	Cen X-3                       
    186.7650 -62.8227    3.9  24.1  -49.2   0.6124   2.9    4.3	GX 301-2                      
    120.8019 -51.2362    2.1  22.5   52.9   1.2469   5.6 ------	UNKNOWN                       
    153.3618  -5.0805    3.0  41.6  165.1   1.3254   3.9 ------	UNKNOWN                       
    183.7814   3.6375    2.4  56.4 -157.3   4.1875   4.9 ------	UNKNOWN                       
    190.1830  -0.3011    2.9  55.7 -148.3   4.0746   4.0 ------	UNKNOWN                       
    202.3893 -24.4301    3.5  43.8 -116.4   2.6116   3.3 ------	UNKNOWN                       
    208.3293 -35.2779    2.7  41.2  -99.0   4.5522   4.2 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -8.704000 41.396600
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    135.5505 -40.6489   10.3  15.1   93.7  -0.1009  -1.1    5.7	Vela X-1                      
    170.6206 -60.4727    0.0  16.6  -40.9   0.1268   1.5   12.7	Cen X-3                       
    186.3478 -62.8017    7.1  23.9  -49.0   0.1457   1.6    8.7	GX 301-2                      
    154.8454 -20.6389    0.5  26.0  167.3   2.2558  25.8 ------	UNKNOWN                       
    194.4863 -31.3756    2.4  34.0 -115.3   0.6316   4.8 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    88.596590 934.496620
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    135.5337 -40.5293    0.7  25.8   18.1   8.0611  15.8    1.5	Vela X-1                      
    170.3211 -60.6356    1.2  41.4  -28.6   7.6981   9.8    0.8	Cen X-3                       
    186.7308 -62.7840    7.9  47.4  -36.3   1.6016   1.5    2.2	GX 301-2                      
    119.4645 -29.4396    2.8  33.1   50.3   3.3883   4.2 ------	UNKNOWN                       
    157.0137  22.1038    2.9  42.8  165.8   3.8400   4.0 ------	UNKNOWN                       
    147.9150 -25.3622    3.1   7.9   35.1   1.5736   3.8 ------	UNKNOWN                       
    154.8560 -20.6384    0.6   0.0 -179.5   8.8341  18.4 ------	UNKNOWN                       
    159.7120  -7.2032    3.3  14.2 -177.2   1.5386   3.5 ------	UNKNOWN                       
    156.2768 -54.5019    2.5  33.9  -18.7   2.5163   4.7 ------	UNKNOWN                       
    185.7250  30.4501    3.0  59.1 -166.1  13.6245   3.8 ------	UNKNOWN                       
    165.3534 -78.8079    3.9  58.4  -19.6   8.2805   3.0 ------	UNKNOWN                       
    
    Plot creation:
    Sat May 30 21:02:54 EDT 2015