batgrbproduct Analysis for Trigger=433509

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Fri Jan 17 16:11:03 EST 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger433509
======================================================================

  Trigger: 00433509      Segment: 000

  BAT Trigger Time: 305473773.568   [s; MET]
      Trigger Stop: 305473774.08   [s; MET]
               UTC: 2010-09-06T13:49:27.416480    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 28.7092893597252   Dec: 55.6138119348437  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    10.5
     Image Trigger?:     NO
     Rate S/N Ratio:     22.6936114358204  [ if not an image trigger ]
     Image S/N Ratio:    10.5

  Flight Position:   [ source = BAT ]
    RA: 28.7092893597252   Dec: 55.6138119348437  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 28.6975930422741   Dec: 55.6340175239447  [deg; J2000]  
        { 01h 54m 47.4s , +55d 38' 02.5" }
         +/- 0.5428358946804 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.189423184990397 [arcmin] (formal 1-sigma fit error)
    SNR: 72.8053506697827
 
  Angular difference between Flight and Ground position is 1.275446 arcmin
 
  Partial Coding Fraction: 0.46875    [ including projection effects ]

  Duration
     T90: 114.631999969482 +/- 1.45567579568409
        Measured from: 1.72799998521805
                   to: 116.3599999547     [s; relative to TRIGTIME]
     T50: 60.8839999437332 +/- 9.62651423071575
        Measured from: 7.4559999704361
                   to: 68.3399999141693     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 10.4799999594688     
                   to: 11.4799999594688     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.220000028610229     
                   to: 130.455999970436     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     6.150371   7.283245   5.090590   1.191241
           0.074590   0.079412   0.070977   0.055400 [error]
 Peak      0.261982   0.429478   0.373102   0.103917
           0.012324   0.014421   0.014066   0.009715 [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 2.03e-06 3.25e-06 3.94e-06 9.35e-06 1.19e-05 1.86e-05   erg/cm2
              Error 7.80e-08 7.05e-08 8.30e-08 4.69e-07 2.09e-07 4.96e-07   erg/cm2
Peak flux Power-law 3.13e+00 3.35e+00 2.54e+00 3.13e+00 1.02e+01 1.21e+01   ph/cm2/s
              Error 2.27e-01 1.48e-01 1.16e-01 2.98e-01 4.14e-01 4.73e-01   ph/cm2/s
 
Fluence   Cutoff-PL 2.03e-06 3.25e-06 3.94e-06 9.28e-06 1.19e-05 1.85e-05   erg/cm2
              Error 6.22e-08 7.05e-08 7.67e-08 6.44e-07 2.08e-07 --------   erg/cm2
Peak flux Cutoff-PL 2.86e+00 3.44e+00 2.65e+00 2.14e+00 1.00e+01 1.11e+01   ph/cm2/s
              Error 2.83e-01 1.64e-01 1.40e-01 5.54e-01 4.31e-01 7.13e-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    1.723    0.035    -      -           9.85e-03 1.73e-04   55.580 57
CPL   1.723    0.036    9999.4   -0.0      9.86e-03 6.50e-04   55.600 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.399    0.067    -      -           8.38e-02 3.23e-03   48.150 57
CPL   1.008    0.274     138.4   99.8      1.28e-01 3.77e-02   41.650 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: 103.680000 sec.
T50 in the 50-300 keV band: 11.968000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100  130.676   -0.220  130.456
T90   114.632    1.728  116.360
T50    60.884    7.456   68.340
Peak    1.000   10.480   11.480
  • 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
       28.6976    55.6340   0.0026    40.7779  -150.4510         7.6037461     72.805 TRIG_00433509                 
     
    Foreground time interval of the image:
     -0.220   9.933 (delta_t =  10.153 [sec])
    Background time interval of the image:
    -239.568  -0.220 (delta_t = 239.348 [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   -0.220 sec. to  130.456 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.72288     ( -0.035363   0.0354203 )
    Norm@50keV  : 9.84613E-03    ( -0.000172642   0.000172626 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          55.58 using 59 PHA bins.
    # Reduced chi-squared =         0.9751 for     57 degrees of freedom 
    # Null hypothesis probability =   5.285587e-01
     
    Photon flux (15-150 keV)    in 130.7 sec: 1.31831 ( -0.029153  0.0293202 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.18949e-05 ( -2.09002e-07  2.09025e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -0.220 sec. to  130.456 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.72256     ( -0.036671   0.0348141 )
    Epeak [keV] : 9999.36      ( -9999.35 -9999.36 )
    Norm@50keV  : 9.85957E-03    ( -0.000171173   0.00112972 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          55.60 using 59 PHA bins.
    # Reduced chi-squared =         0.9928 for     56 degrees of freedom 
    # Null hypothesis probability =   4.900551e-01
     
    Photon flux (15-150 keV)    in 130.7 sec: 1.31781 ( -0.02807  0.02835 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.1896e-05 ( -2.09538e-07  2.0699e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from   -0.220 sec. to  130.456 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.30869   ( 1.3087   6.18848 )
    beta        : -1.72556    ( -0.607268   0.037489 )
    Epeak [keV] : 42.4102      ( -42.409 -42.409 )
    Norm@50keV   : 1.97707E-02    ( -0.00986937   1.70171e+06 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          55.49 using 59 PHA bins.
    # Reduced chi-squared =          1.009 for     55 degrees of freedom 
    # Null hypothesis probability =   4.559671e-01
     
    Photon flux (15-150 keV)    in 130.7 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]    : 16.3096  (  )
    R^2/D10^2   : 9.64731E-02  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         861.85 using 59 PHA bins.
    # Reduced chi-squared =         15.120 for     57 degrees of freedom 
    # Null hypothesis probability =  3.701165e-144
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  6.904e-07   2.673e-08
    25- 50  2.953e-06   8.038e-08
    50-150  5.529e-06   1.634e-07
    15-150  9.173e-06   1.823e-07
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 157.453       (      )
    Norm        : 5.20986       (-0.13091     0.136864)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          84.89 using 59 PHA bins.
    # Reduced chi-squared =          1.489 for     57 degrees of freedom 
    # Null hypothesis probability =   9.694745e-03
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.731e-06   8.234e-08
    25- 50  3.234e-06   1.320e-07
    50-150  6.529e-06   1.311e-06
    15-150  1.149e-05   1.331e-06
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 7.26198        (-0.444508      0.465768)
    R1^2/D10^2  : 1.31655        (-0.272608      0.362833)
    kT2 [keV]   : 27.9637        (-1.67958      1.97699)
    R2^2/D10^2  : 1.10267E-02    (-0.0024338   0.0028643)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          76.82 using 59 PHA bins.
    # Reduced chi-squared =          1.397 for     55 degrees of freedom 
    # Null hypothesis probability =   2.762303e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.696e-06   1.026e-07
    25- 50  3.322e-06   1.052e-07
    50-150  6.648e-06   2.143e-07
    15-150  1.167e-05   3.196e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from   10.480 sec. to   11.480 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.39885     ( -0.0666405   0.0667566 )
    Norm@50keV  : 8.37969E-02    ( -0.0032347   0.00323417 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          48.15 using 59 PHA bins.
    # Reduced chi-squared =         0.8447 for     57 degrees of freedom 
    # Null hypothesis probability =   7.918262e-01
     
    Photon flux (15-150 keV)    in 1 sec: 10.2022 ( -0.413532  0.414121 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.09892e-07 ( -3.37641e-08  3.38281e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   10.480 sec. to   11.480 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.00777     ( -0.281912   0.265455 )
    Epeak [keV] : 138.371      ( -36.4541 163.144 )
    Norm@50keV  : 0.127910    ( -0.0311682   0.0441455 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          41.65 using 59 PHA bins.
    # Reduced chi-squared =         0.7438 for     56 degrees of freedom 
    # Null hypothesis probability =   9.233404e-01
     
    Photon flux (15-150 keV)    in 1 sec: 10.0155 ( -0.4304  0.431 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.94921e-07 ( -3.5884e-08  3.5728e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   10.480 sec. to   11.480 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.394181   ( -0.346671   5.32886 )
    beta        : -1.55082    ( 1.55432   0.132494 )
    Epeak [keV] : 63.8438      ( -41.8377 177.146 )
    Norm@50keV   : 0.311508    ( -0.196748   1987.29 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          40.86 using 59 PHA bins.
    # Reduced chi-squared =         0.7430 for     55 degrees of freedom 
    # Null hypothesis probability =   9.220991e-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]    : 17.1274  (  )
    R^2/D10^2   : 0.752812  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         170.07 using 59 PHA bins.
    # Reduced chi-squared =         2.9836 for     57 degrees of freedom 
    # Null hypothesis probability =   3.482359e-13
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.488e-08   3.505e-09
    25- 50  1.998e-07   1.120e-08
    50-150  4.194e-07   2.830e-08
    15-150  6.641e-07   3.045e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (      )
    Norm        : 42.4895       (-1.64284     1.64257)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.42 using 59 PHA bins.
    # Reduced chi-squared =          1.060 for     57 degrees of freedom 
    # Null hypothesis probability =   3.533033e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.058e-07   4.850e-09
    25- 50  2.035e-07   8.500e-09
    50-150  4.464e-07   1.930e-08
    15-150  7.557e-07   3.180e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 8.01526        (-1.13419      1.25775)
    R1^2/D10^2  : 6.00931        (-2.14133      3.81225)
    kT2 [keV]   : 28.9867        (-3.67596      5.58481)
    R2^2/D10^2  : 9.75330E-02    (-0.0453161   0.0635859)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          41.71 using 59 PHA bins.
    # Reduced chi-squared =         0.7583 for     55 degrees of freedom 
    # Null hypothesis probability =   9.068819e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  8.300e-08   1.284e-08
    25- 50  2.024e-07   2.145e-08
    50-150  5.109e-07   7.750e-08
    15-150  7.962e-07   1.034e-07
    

    Pre-slew spectrum (Pre-slew PHA with pre-slew DRM)

    Power-law model
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.38905     ( -0.0358608   0.0357946 )
    Norm@50keV  : 5.28501E-02    ( -0.00104753   0.00104697 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          61.69 using 59 PHA bins.
    # Reduced chi-squared =          1.082 for     57 degrees of freedom 
    # Null hypothesis probability =   3.122081e-01
     
    Photon flux (15-150 keV)    in 10.15 sec: 6.42033 ( -0.144489  0.144901 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 5.19505e-06 ( -1.03865e-07  1.03895e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.13445     ( -0.14946   0.144913 )
    Epeak [keV] : 201.158      ( -52.5061 175.825 )
    Norm@50keV  : 6.79522E-02    ( -0.00885594   0.0104974 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          52.53 using 59 PHA bins.
    # Reduced chi-squared =         0.9381 for     56 degrees of freedom 
    # Null hypothesis probability =   6.068630e-01
     
    Photon flux (15-150 keV)    in 10.15 sec: 6.30370 ( -0.1565  0.15731 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 5.14223e-06 ( -1.09184e-07  1.0895e-07 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -4.80733E-02   ( -1.0557   1.83396 )
    beta        : -1.46672    ( -0.100227   0.0554914 )
    Epeak [keV] : 52.7651      ( -16.5544 87.0417 )
    Norm@50keV   : 0.328932    ( -0.327593   5.59783 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          47.93 using 59 PHA bins.
    # Reduced chi-squared =         0.8714 for     55 degrees of freedom 
    # Null hypothesis probability =   7.392857e-01
     
    Photon flux (15-150 keV)    in 10.15 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)  = 3.25e-06
    S(50-100 keV) = 3.94e-06
    

    T90 vs. Hardness ratio plot

    T90                                   = 114.631999969482 sec.
    Hardness ratio (energy fluence ratio) = 1.21231
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.1842
    Count Ratio (50-100 keV) / (15-25 keV) = 0.827688
    

    Mask shadow pattern

    IMX = -7.503218835992842E-01, IMY = 4.253591034882063E-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:
    -239.568000 -0.220000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
      4.6816  -3.0756    2.6  32.1   90.1   1.4847   4.4  336.0	UNKNOWN                       
    338.8633  55.0988    3.2  56.9  179.1   3.5912   3.6 ------	UNKNOWN                       
     51.6414  -3.2609    2.3  27.0  -17.2   0.8409   5.0 ------	UNKNOWN                       
    346.6147  63.0392    3.2  57.3 -170.3   2.8555   3.6 ------	UNKNOWN                       
     71.7380  19.7532    3.3  38.6  -71.1   1.6383   3.5 ------	UNKNOWN                       
     78.8954   6.7995    3.3  47.1  -53.4   2.6575   3.5 ------	UNKNOWN                       
     71.7772  33.6110    3.3  40.8  -92.6   2.8851   3.5 ------	UNKNOWN                       
     54.7276  62.5648    2.7  50.4 -134.4   3.5156   4.3 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -0.220000 9.932590
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
     42.6433 -21.0567    2.5  37.6   14.9   0.3803   4.5 ------	UNKNOWN                       
     44.9803  10.0558    2.7  14.0  -39.2   0.2677   4.3 ------	UNKNOWN                       
     52.0409  22.8074    2.6  20.9  -83.3   0.3540   4.5 ------	UNKNOWN                       
     67.3651  -9.8638    2.7  43.3  -25.2   0.4770   4.3 ------	UNKNOWN                       
     28.6976  55.6340    0.2  40.8 -150.5   7.6024  72.8 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    69.132590 962.458600
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
     83.6318  22.0169    0.6  52.4  -29.3  30.9807  20.1    0.2	Crab                          
    308.1185  40.9485    8.5  52.4  153.8   3.7181   1.3    0.4	Cyg X-3                       
    325.9850  38.4422  103.3  44.3  138.5   0.1844   0.1   11.4	Cyg X-2                       
     28.6616  55.6469    1.1   0.0 -156.2   5.6072  10.8 ------	UNKNOWN                       
     54.2624  56.3139    2.8  14.3  -59.4   1.9394   4.1 ------	UNKNOWN                       
     95.4402  37.8918    3.0  46.9  -53.1  10.2289   3.9 ------	UNKNOWN                       
     95.9492  38.0212    3.2  47.1  -53.6   9.3968   3.6 ------	UNKNOWN                       
    
    Plot creation:
    Sat May 30 23:53:25 EDT 2015