batgrbproduct Analysis for Trigger=514767

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Jan 13 06:45:09 EST 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger514767
======================================================================

  Trigger: 00514767      Segment: 000

  BAT Trigger Time: 350785647.424   [s; MET]
      Trigger Stop: 350785648.448   [s; MET]
               UTC: 2012-02-13T00:27:19.539260    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 301.032042264378   Dec: 65.3975709325225  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    13.83
     Image Trigger?:     NO
     Rate S/N Ratio:     25.298221281347  [ if not an image trigger ]
     Image S/N Ratio:    13.83

  Flight Position:   [ source = BAT ]
    RA: 301.032042264378   Dec: 65.3975709325225  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 300.991469250387   Dec: 65.4133757417132  [deg; J2000]  
        { 20h 03m 58.0s , +65d 24' 48.2" }
         +/- 0.678940279349305 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.171722481704201 [arcmin] (formal 1-sigma fit error)
    SNR: 52.8882244822193
 
  Angular difference between Flight and Ground position is 1.387722 arcmin
 
  Partial Coding Fraction: 1.015625    [ including projection effects ]

  Duration
     T90: 41.0279999375343 +/- 12.7763865071505
        Measured from: -3.432000041008
                   to: 37.5959998965263     [s; relative to TRIGTIME]
     T50: 15.391999900341 +/- 1.42056326353137
        Measured from: 2.14800000190735
                   to: 17.5399999022484     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 5.4439999461174     
                   to: 6.4439999461174     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -6.31200003623962     
                   to: 74.4599999785423     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.825814   1.558213   0.559263   0.133213
           0.045415   0.045410   0.038542   0.032944 [error]
 Peak      0.090527   0.081388   0.035815   0.006180
           0.005770   0.005709   0.004581   0.003691 [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 5.60e-07 6.08e-07 4.70e-07 5.95e-07 1.86e-06 2.23e-06   erg/cm2
              Error 3.59e-08 2.43e-08 3.60e-08 9.24e-08 8.03e-08 1.29e-07   erg/cm2
Peak flux Power-law 8.09e-01 5.76e-01 2.71e-01 1.79e-01 1.74e+00 1.84e+00   ph/cm2/s
              Error 9.43e-02 4.58e-02 3.76e-02 4.73e-02 1.39e-01 1.46e-01   ph/cm2/s
 
Fluence   Cutoff-PL 5.29e-07 6.34e-07 4.46e-07 2.45e-07 1.76e-06 1.85e-06   erg/cm2
              Error 4.32e-08 3.15e-08 4.39e-08 1.72e-07 1.10e-07 2.15e-07   erg/cm2
Peak flux Cutoff-PL 8.04e-01 5.81e-01 2.70e-01 1.57e-01 1.74e+00 1.81e+00   ph/cm2/s
              Error 1.00e-01 5.45e-02 3.87e-02 8.16e-02 1.07e-01 1.72e-01   ph/cm2/s
 
Fluence        Band 5.15e-07 6.38e-07 4.35e-07 3.87e-07 1.76e-06 1.98e-06   erg/cm2
              Error -------- 3.20e-08 4.35e-08 -------- 1.03e-07 --------   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    2.372    0.090    -      -           2.38e-03 1.27e-04   64.420 57
CPL   1.910    0.000       7.8    0.0      4.39e-03 2.57e-03   59.530 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.089    0.157    -      -           1.11e-02 1.15e-03   50.850 57
CPL   1.989    0.301       4.7   -0.8      1.27e-02 0.00e+00   50.790 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: 15.488000 sec.
T50 in the 50-300 keV band: 7.872000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   80.772   -6.312   74.460
T90    41.028   -3.432   37.596
T50    15.392    2.148   17.540
Peak    1.000    5.444    6.444
  • 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
      300.9915    65.4134   0.0036     5.7933   130.7037         2.5913021     52.888 TRIG_00514767                 
     
    Foreground time interval of the image:
     -6.312  12.277 (delta_t =  18.589 [sec])
    Background time interval of the image:
    -239.424  -6.312 (delta_t = 233.112 [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)

    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   -6.312 sec. to   74.460 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 2.37235     ( -0.088877   0.0908053 )
    Norm@50keV  : 2.37752E-03    ( -0.000127864   0.000126755 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          64.42 using 59 PHA bins.
    # Reduced chi-squared =          1.130 for     57 degrees of freedom 
    # Null hypothesis probability =   2.329849e-01
     
    Photon flux (15-150 keV)    in 80.77 sec: 0.432888 ( -0.0185742  0.0186542 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.8618e-06 ( -8.00383e-08  8.0527e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -6.312 sec. to   74.460 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.91044     (     )
    Epeak [keV] : 7.80568      (   )
    Norm@50keV  : 4.38881E-03    ( -0.00100627   0.00413623 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          59.53 using 59 PHA bins.
    # Reduced chi-squared =          1.063 for     56 degrees of freedom 
    # Null hypothesis probability =   3.484938e-01
     
    Photon flux (15-150 keV)    in 80.77 sec: 0.417494 ( -0.021755  0.021853 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.75674e-06 ( -1.08159e-07  1.11568e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from   -6.312 sec. to   74.460 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.17259   (     )
    beta        : -8.43547    (     )
    Epeak [keV] : 60.6453      (   )
    Norm@50keV   : 5.72489E-03    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         176.82 using 59 PHA bins.
    # Reduced chi-squared =         3.2148 for     55 degrees of freedom 
    # Null hypothesis probability =   1.045968e-14
     
    Photon flux (15-150 keV)    in 80.77 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.76075e-06 ( -1.76018e-06  -1.0131e-07 ) ergs/cm2
     
    
    Single BB
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 8.82440  (  )
    R^2/D10^2   : 0.289422  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         148.20 using 59 PHA bins.
    # Reduced chi-squared =         2.6001 for     57 degrees of freedom 
    # Null hypothesis probability =   4.741274e-10
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.507e-07   2.468e-08
    25- 50  7.226e-07   3.025e-08
    50-150  2.594e-07   3.146e-08
    15-150  1.333e-06   5.815e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 40.9830       (-4.23736      4.96183)
    Norm        : 2.63798       (-0.234673     0.261922)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          63.00 using 59 PHA bins.
    # Reduced chi-squared =          1.105 for     57 degrees of freedom 
    # Null hypothesis probability =   2.724818e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.932e-07   2.960e-08
    25- 50  6.557e-07   2.843e-08
    50-150  5.208e-07   6.167e-08
    15-150  1.670e-06   8.158e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 4.96693        (-0.823768      0.984656)
    R1^2/D10^2  : 2.16424        (-1.05611      2.43369)
    kT2 [keV]   : 14.4580        (-2.12861      3.85785)
    R2^2/D10^2  : 2.68069E-02    (-0.0176034   0.0296959)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          65.95 using 59 PHA bins.
    # Reduced chi-squared =          1.199 for     55 degrees of freedom 
    # Null hypothesis probability =   1.482323e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  5.092e-07   9.163e-08
    25- 50  6.316e-07   9.252e-08
    50-150  5.219e-07   1.211e-07
    15-150  1.663e-06   2.625e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from    5.444 sec. to    6.444 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 2.08890     ( -0.153965   0.160171 )
    Norm@50keV  : 1.11339E-02    ( -0.00116438   0.00114206 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          50.85 using 59 PHA bins.
    # Reduced chi-squared =         0.8921 for     57 degrees of freedom 
    # Null hypothesis probability =   7.037504e-01
     
    Photon flux (15-150 keV)    in 1 sec: 1.74212 ( -0.139032  0.139087 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.03338e-07 ( -9.72776e-09  9.87927e-09 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    5.444 sec. to    6.444 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.98872     ( -0.574544   0.0283921 )
    Epeak [keV] : 4.69905      ( -2.65651 -4.20242 )
    Norm@50keV  : 1.27271E-02    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          50.79 using 59 PHA bins.
    # Reduced chi-squared =         0.9070 for     56 degrees of freedom 
    # Null hypothesis probability =   6.717410e-01
     
    Photon flux (15-150 keV)    in 1 sec: 1.73632 ( -0.07216  0.14275 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.02453e-07 ( -1.15391e-08  1.0605e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from    5.444 sec. to    6.444 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.93094   ( -14.2603   -4.93094 )
    beta        : -2.22080    ( -0.216107   0.186969 )
    Epeak [keV] : 21.3996      ( -3.649 2.82964 )
    Norm@50keV   : 4866.99    ( -383.892   27339.4 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          47.41 using 59 PHA bins.
    # Reduced chi-squared =         0.8620 for     55 degrees of freedom 
    # Null hypothesis probability =   7.565973e-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]    : 8.69435  (-0.871589  0.990498)
    R^2/D10^2   : 1.33636  (-0.464384   0.703846)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          92.82 using 59 PHA bins.
    # Reduced chi-squared =          1.628 for     57 degrees of freedom 
    # Null hypothesis probability =   1.910771e-03
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.930e-08   2.755e-09
    25- 50  3.883e-08   3.910e-09
    50-150  1.331e-08   3.232e-09
    15-150  7.144e-08   7.275e-09
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 57.9098       (-12.9954      18.745)
    Norm        : 9.17698       (-1.29081     1.46802)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.24 using 59 PHA bins.
    # Reduced chi-squared =         0.9516 for     57 degrees of freedom 
    # Null hypothesis probability =   5.792022e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.293e-08   2.430e-09
    25- 50  3.451e-08   3.050e-09
    50-150  3.811e-08   8.240e-09
    15-150  9.555e-08   1.011e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 5.37421        (-1.23352      1.34451)
    R1^2/D10^2  : 6.85200        (-2.38099      5.053)
    kT2 [keV]   : 20.4173        (-6.22096      11.1276)
    R2^2/D10^2  : 3.12987E-02    (-0.0127906   0.0363472)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          49.33 using 59 PHA bins.
    # Reduced chi-squared =         0.8969 for     55 degrees of freedom 
    # Null hypothesis probability =   6.900626e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.455e-08   1.079e-08
    25- 50  2.973e-08   1.120e-08
    50-150  4.000e-08   2.284e-08
    15-150  9.427e-08   3.895e-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: 2.12932     ( -0.0682646   0.0691491 )
    Norm@50keV  : 7.31739E-03    ( -0.000280338   0.00027857 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          51.51 using 59 PHA bins.
    # Reduced chi-squared =         0.9037 for     57 degrees of freedom 
    # Null hypothesis probability =   6.802865e-01
     
    Photon flux (15-150 keV)    in 18.59 sec: 1.16815 ( -0.0423871  0.0425875 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.2677e-06 ( -4.42998e-08  4.44407e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.66453     ( -0.306931   0.285312 )
    Epeak [keV] : 32.5148      (   )
    Norm@50keV  : 1.29497E-02    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          43.45 using 59 PHA bins.
    # Reduced chi-squared =         0.7759 for     56 degrees of freedom 
    # Null hypothesis probability =   8.895522e-01
     
    Photon flux (15-150 keV)    in 18.59 sec: 1.12689 ( -0.0485  0.04872 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.2099e-06 ( -5.54317e-08  5.58165e-08 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.48729   ( -0.379861   6.44001 )
    beta        : -2.43013    ( 2.43082   0.261012 )
    Epeak [keV] : 33.3116      ( -16.1289 6.40595 )
    Norm@50keV   : 1.66742E-02    ( -0.00637718   792.88 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          42.75 using 59 PHA bins.
    # Reduced chi-squared =         0.7772 for     55 degrees of freedom 
    # Null hypothesis probability =   8.856558e-01
     
    Photon flux (15-150 keV)    in 18.59 sec: 1.11685 ( 5.88315  -0.02647 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.21319e-06 ( 0  0 ) ergs/cm2
     
    

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

    S(25-50 keV)  = 6.08e-07
    S(50-100 keV) = 4.70e-07
    

    T90 vs. Hardness ratio plot

    T90                                   = 41.0279999375343 sec.
    Hardness ratio (energy fluence ratio) = 0.773026
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 0.853435
    Count Ratio (50-100 keV) / (15-25 keV) = 0.306309
    

    Mask shadow pattern

    IMX = -6.616570248434049E-02, IMY = -7.691472735699574E-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:
    -239.424000 -6.312000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    254.5093  35.4545    8.1  36.5    0.2   0.3238   1.4    7.2	Her X-1                       
    299.5651  35.2071    0.8  24.8  -72.4   2.9489  14.3    1.3	Cyg X-1                       
    308.0724  40.9445    1.1  20.3  -92.2   2.1085  10.6    1.8	Cyg X-3                       
    326.0378  38.4359    3.7  28.3 -120.7   0.6383   3.1    9.3	Cyg X-2                       
    256.8352  42.3730    3.1  29.9    5.2   0.6749   3.7 ------	UNKNOWN                       
    342.2834  27.2205    2.8  44.9 -130.8   1.8627   4.1 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -6.312000 12.276600
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    254.4518  35.1744   64.3  36.7   -0.0  -0.0126  -0.2   10.1	Her X-1                       
    299.5085  35.1274  764.5  24.9  -72.2  -0.0009  -0.0    6.0	Cyg X-1                       
    308.2299  41.1013    9.3  20.1  -92.7   0.0684   1.2   10.4	Cyg X-3                       
    326.0485  38.4617    4.1  28.3 -120.8  -0.1776  -2.8   10.2	Cyg X-2                       
    300.9915  65.4134    0.2   5.8  130.7   2.5914  52.9 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    37.676600 962.648000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    254.4893  35.4049   11.9  40.5    0.3   0.6850   1.0    4.1	Her X-1                       
    299.5857  35.2170    0.8  30.2  -62.9   8.9550  13.7    0.9	Cyg X-1                       
    308.1302  40.9803    0.8  24.7  -78.2   8.3939  14.9    1.9	Cyg X-3                       
    326.0064  38.2893    3.3  30.7 -105.7   2.1401   3.5    8.0	Cyg X-2                       
    261.7763  31.2312    3.1  41.6  -10.8   2.3070   3.7 ------	UNKNOWN                       
    274.7038  14.1014    3.4  54.3  -33.3   7.5217   3.4 ------	UNKNOWN                       
    
    Plot creation:
    Sat May 30 20:20:11 EDT 2015