batgrbproduct Analysis for Trigger=315710

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Jan 20 00:50:39 EST 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger315710
======================================================================

  Trigger: 00315710      Segment: 000

  BAT Trigger Time: 236692246.592   [s; MET]
      Trigger Stop: 236692247.104   [s; MET]
               UTC: 2008-07-02T11:50:43.681940    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 312.852867899564   Dec: 72.3078003909001  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    6.6
     Image Trigger?:     NO
     Rate S/N Ratio:     13.0384048104053  [ if not an image trigger ]
     Image S/N Ratio:    6.6

  Flight Position:   [ source = BAT ]
    RA: 312.852867899564   Dec: 72.3078003909001  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 313.061753110931   Dec: 72.2810323561386  [deg; J2000]  
        { 20h 52m 14.8s , +72d 16' 51.7" }
         +/- 3.00510932153163 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.08414045350372 [arcmin] (formal 1-sigma fit error)
    SNR: 6.31627228279742
 
  Angular difference between Flight and Ground position is 4.136195 arcmin
 
  Partial Coding Fraction: 0.8125    [ including projection effects ]

  Duration
     T90: 0.512000024318695 +/- 0.181019344581714
        Measured from: -0.0480000078678131
                   to: 0.464000016450882     [s; relative to TRIGTIME]
     T50: 0.192000031471252 +/- 0.230755278125048
        Measured from: 0.0799999833106995
                   to: 0.272000014781952     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -0.22800001502037     
                   to: 0.77199998497963     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.0480000078678131     
                   to: 0.527999997138977     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.013324   0.021166   0.020281   0.001564
           0.004494   0.005028   0.004429   0.003926 [error]
 Peak      0.015939   0.018017   0.020823  -0.000746
           0.005784   0.006219   0.005631   0.005100 [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 3.78e-09 8.17e-09 1.39e-08 5.40e-08 3.80e-08 7.98e-08   erg/cm2
              Error 1.61e-09 2.16e-09 4.19e-09 3.65e-08 1.06e-08 3.94e-08   erg/cm2
Peak flux Power-law 1.29e-01 1.49e-01 1.24e-01 1.74e-01 4.65e-01 5.76e-01   ph/cm2/s
              Error 6.66e-02 4.90e-02 4.50e-02 1.33e-01 1.40e-01 1.85e-01   ph/cm2/s
 
Fluence   Cutoff-PL 3.59e-09 8.53e-09 1.42e-08 3.08e-08 3.69e-08 5.71e-08   erg/cm2
              Error 1.80e-09 2.65e-09 4.58e-09 4.83e-08 1.16e-08 4.81e-08   erg/cm2
Peak flux Cutoff-PL 1.01e-01 1.63e-01 1.37e-01 6.00e-02 4.42e-01 4.61e-01   ph/cm2/s
              Error 8.22e-02 6.00e-02 5.48e-02 1.09e-01 1.48e-01 2.16e-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    1.237    0.421    -      -           6.58e-03 1.61e-03   39.220 57
CPL   0.885    1.379     157.5    0.0      9.98e-03 4.88e-02   39.060 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.264    0.516    -      -           3.92e-03 1.18e-03   38.500 57
CPL   0.078    2.817      83.7  -13.2      1.48e-02 4.40e-01   37.700 56
 
Model      : spectral model: simple power-law (PL) and cutoff power-law (CPL)
Ph_index   : photon index: E^-{Ph_index} (minus sign is not included in the index)
Ph_90err   : 90% error of the photon index
Epeak      : Epeak in keV
Epeak_90err: 90% error of Epeak
Norm       : normalization at 50 keV in PL model and at 1 keV in CPL model
Nomr_90err : 90% error of the normalization
chi2       : Chi-Squared
dof        : degree of freedom
 
=== T90/T50 calculation in the 50-300 keV band (BATSE band) using 64 ms lc ===
 
T90 in the 50-300 keV band: 0.000000 sec.
T50 in the 50-300 keV band: 0.000000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100    0.576   -0.048    0.528
T90     0.512   -0.048    0.464
T50     0.192    0.080    0.272
Peak    1.000   -0.228    0.772
  • 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
      313.0618    72.2810   0.0306    17.0897   -98.2310         0.0568554      6.316 TRIG_00315710                 
     
    Foreground time interval of the image:
     -0.048   0.528 (delta_t =   0.576 [sec])
    Background time interval of the image:
    -588.491 -508.521 (delta_t =  79.971 [sec])
    -239.592  -0.048 (delta_t = 239.544 [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 0.512000
    

    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 0.512000
    

    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 0.512000
    

    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   -0.048 sec. to    0.528 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.23734     ( -0.428408   0.414525 )
    Norm@50keV  : 6.57717E-03    ( -0.0016105   0.00160559 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          39.22 using 59 PHA bins.
    # Reduced chi-squared =         0.6880 for     57 degrees of freedom 
    # Null hypothesis probability =   9.652376e-01
     
    Photon flux (15-150 keV)    in 0.576 sec: 0.776330 ( -0.190713  0.191009 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.80423e-08 ( -1.04289e-08  1.0699e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -0.048 sec. to    0.528 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.885089     ( -2.00749   0.750868 )
    Epeak [keV] : 157.508      ( -157.514 -157.514 )
    Norm@50keV  : 9.97616E-03    ( -0.00493993   0.0925732 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          39.06 using 59 PHA bins.
    # Reduced chi-squared =         0.6976 for     56 degrees of freedom 
    # Null hypothesis probability =   9.584724e-01
     
    Photon flux (15-150 keV)    in 0.576 sec: 0.766933 ( -0.195888  0.194722 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.69127e-08 ( -1.1705e-08  1.1535e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -0.048 sec. to    0.528 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 5.00000   ( -5   -5 )
    beta        : -1.48330    ( -0.742832   0.542781 )
    Epeak [keV] : 30.8354      ( -30.8112 66.7621 )
    Norm@50keV   : 173.634    ( -41.8714   2.73055e+06 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.20 using 59 PHA bins.
    # Reduced chi-squared =         0.6946 for     55 degrees of freedom 
    # Null hypothesis probability =   9.587220e-01
     
    Photon flux (15-150 keV)    in 0.576 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]    : 16.7286  (-5.00784  7.92688)
    R^2/D10^2   : 6.35537E-02  (-0.0455979   0.148374)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          42.54 using 59 PHA bins.
    # Reduced chi-squared =         0.7463 for     57 degrees of freedom 
    # Null hypothesis probability =   9.230025e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.095e-09   1.306e-09
    25- 50  9.151e-09   5.140e-09
    50-150  1.819e-08   1.134e-08
    15-150  2.944e-08   1.356e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 199.361       (-99.3696      -199.363)
    Norm        : 3.17562       (-0.781834     0.783542)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          40.50 using 59 PHA bins.
    # Reduced chi-squared =         0.7105 for     57 degrees of freedom 
    # Null hypothesis probability =   9.517877e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.555e-09   2.797e-09
    25- 50  8.762e-09   5.132e-09
    50-150  1.922e-08   1.168e-08
    15-150  3.253e-08   1.932e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 8.17064        (-4.61363      6.32206)
    R1^2/D10^2  : 0.444927        (-0.389793      6.72681)
    kT2 [keV]   : 32.5326        (-29.0975      -32.6145)
    R2^2/D10^2  : 5.48159E-03    (-0.00544672   0.0221412)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.49 using 59 PHA bins.
    # Reduced chi-squared =         0.6999 for     55 degrees of freedom 
    # Null hypothesis probability =   9.555411e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.638e-09   2.268e-09
    25- 50  8.864e-09   4.720e-09
    50-150  2.441e-08   1.484e-08
    15-150  3.691e-08   1.896e-08
    

    Peak spectrum fit

    Power-law model
    Time interval is from   -0.228 sec. to    0.772 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.26422     ( -0.517979   0.514421 )
    Norm@50keV  : 3.92175E-03    ( -0.00118322   0.00117747 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.50 using 59 PHA bins.
    # Reduced chi-squared =         0.6755 for     57 degrees of freedom 
    # Null hypothesis probability =   9.713851e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.464916 ( -0.139736  0.140035 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.91037e-08 ( -1.31032e-08  1.35634e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -0.228 sec. to    0.772 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 7.78873E-02     ( -4.02387   1.60962 )
    Epeak [keV] : 83.7375      ( -57.3946 -83.7382 )
    Norm@50keV  : 1.48359E-02    ( -0.0148354   0.865163 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          37.70 using 59 PHA bins.
    # Reduced chi-squared =         0.6733 for     56 degrees of freedom 
    # Null hypothesis probability =   9.712201e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.442395 ( -0.149738  0.147043 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.60216e-08 ( -1.34757e-08  1.47958e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -0.228 sec. to    0.772 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.224621   ( 0.224305   0.224305 )
    beta        : -2.78735    ( 2.5   12.5 )
    Epeak [keV] : 87.9679      ( -86.214 399.112 )
    Norm@50keV   : 1.26921E-02    ( -0.0137033   0.0214026 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          37.71 using 59 PHA bins.
    # Reduced chi-squared =         0.6856 for     55 degrees of freedom 
    # Null hypothesis probability =   9.637964e-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]    : 17.3045  (-5.01676  7.87347)
    R^2/D10^2   : 3.51764E-02  (-0.0351764   0.076023)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.31 using 59 PHA bins.
    # Reduced chi-squared =         0.6721 for     57 degrees of freedom 
    # Null hypothesis probability =   9.729163e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.135e-09   1.354e-09
    25- 50  9.578e-09   5.765e-09
    50-150  2.059e-08   1.365e-08
    15-150  3.230e-08   2.105e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 199.363       (-116.347      -199.363)
    Norm        : 1.90608       (-0.573152     0.573154)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          39.04 using 59 PHA bins.
    # Reduced chi-squared =         0.6850 for     57 degrees of freedom 
    # Null hypothesis probability =   9.668243e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.746e-09   2.920e-09
    25- 50  9.130e-09   5.715e-09
    50-150  2.002e-08   1.240e-08
    15-150  3.390e-08   2.100e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 3.27855        (-3.27856      23.7823)
    R1^2/D10^2  : 5.40151        (-5.40146      -5.40146)
    kT2 [keV]   : 19.0451        (-6.02852      -19.0451)
    R2^2/D10^2  : 2.43775E-02    (-0.0243775   0.0641041)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          37.35 using 59 PHA bins.
    # Reduced chi-squared =         0.6791 for     55 degrees of freedom 
    # Null hypothesis probability =   9.671858e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.454e-09   1.608e-09
    25- 50  8.704e-09   5.170e-09
    50-150  2.231e-08   1.427e-08
    15-150  3.447e-08   2.102e-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: 1.23734     ( -0.428408   0.414525 )
    Norm@50keV  : 6.57717E-03    ( -0.0016105   0.00160559 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          39.22 using 59 PHA bins.
    # Reduced chi-squared =         0.6880 for     57 degrees of freedom 
    # Null hypothesis probability =   9.652376e-01
     
    Photon flux (15-150 keV)    in 0.576 sec: 0.776330 ( -0.190713  0.191009 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.80423e-08 ( -1.04289e-08  1.0699e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.885089     ( -2.00749   0.750868 )
    Epeak [keV] : 157.508      ( -157.514 -157.514 )
    Norm@50keV  : 9.97616E-03    ( -0.00493993   0.0925732 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          39.06 using 59 PHA bins.
    # Reduced chi-squared =         0.6976 for     56 degrees of freedom 
    # Null hypothesis probability =   9.584724e-01
     
    Photon flux (15-150 keV)    in 0.576 sec: 0.766933 ( -0.195888  0.194722 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.69127e-08 ( -1.1705e-08  1.1535e-08 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 5.00000   ( -5   -5 )
    beta        : -1.48330    ( -0.742832   0.542781 )
    Epeak [keV] : 30.8354      ( -30.8112 66.7621 )
    Norm@50keV   : 173.634    ( -41.8714   2.73055e+06 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          38.20 using 59 PHA bins.
    # Reduced chi-squared =         0.6946 for     55 degrees of freedom 
    # Null hypothesis probability =   9.587220e-01
     
    Photon flux (15-150 keV)    in 0.576 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)  = 8.17e-09
    S(50-100 keV) = 1.39e-08
    

    T90 vs. Hardness ratio plot

    T90                                   = 0.512000024318695 sec.
    Hardness ratio (energy fluence ratio) = 1.70135
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.58856
    Count Ratio (50-100 keV) / (15-25 keV) = 1.52214
    

    Mask shadow pattern

    IMX = -4.401498145025333E-02, IMY = 3.042762687946984E-01
    

    TIME vs. PHA plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 0.512000
    

    TIME vs. DetID plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 0.512000
    

    100 us light curve (15-350 keV)

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 0.512000
    

    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:
    -588.491400 -508.520700
    -239.592000 -0.048000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    254.3951  35.2957    4.1  36.3  140.2  -1.3635  -2.8    4.2	Her X-1                       
    299.5890  35.2007    0.3  21.1   64.0  11.9573  42.9    0.1	Cyg X-1                       
    308.1594  41.0191    1.6  16.5   40.0   1.7079   7.2    4.6	Cyg X-3                       
    325.9932  38.3934    4.6  25.5    9.4   0.6410   2.5    9.4	Cyg X-2                       
    335.1876  80.3834    3.7  26.6 -100.5   1.0933   3.1 ------	UNKNOWN                       
     19.0586  42.8891    3.0  50.8  -44.5   5.9754   3.8 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -0.048000 0.528000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    254.6439  35.3129   10.6  36.1  139.9  -0.0155  -1.1    9.3	Her X-1                       
    299.5024  35.1198    3.2  21.2   64.2  -0.0341  -3.6    6.5	Cyg X-1                       
    308.3474  40.9610   37.4  16.6   39.6   0.0026   0.3   10.8	Cyg X-3                       
    326.1733  38.5067    4.2  25.5    9.0  -0.0247  -2.7   11.1	Cyg X-2                       
    220.7310  57.3583    2.3  40.2 -168.2   0.0590   5.1 ------	UNKNOWN                       
    313.0621  72.2810    1.8  17.1  -98.2   0.0569   6.3 ------	UNKNOWN                       
     55.2994  76.9486    2.5  41.1  -95.5   0.1497   4.6 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    50.508640 962.497500
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.5939  35.1981    0.6  37.7   79.5  34.4169  18.7    0.3	Cyg X-1                       
    308.3101  41.0457    3.0  31.3   68.3   3.2294   3.8   10.6	Cyg X-3                       
    326.2714  38.3546    5.1  34.6   43.0   1.7413   2.3    5.1	Cyg X-2                       
    347.2803  31.4878    3.2  44.6   18.4   3.5439   3.6 ------	UNKNOWN                       
    
    Plot creation:
    Thu Nov 12 16:44:49 EST 2015