batgrbproduct Analysis for Trigger=590206

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Oct  5 00:32:23 EDT 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger590206
======================================================================

  Trigger: 00590206      Segment: 000

  BAT Trigger Time: 415632162.816   [s; MET]
      Trigger Stop: 415632163.84   [s; MET]
               UTC: 2014-03-04T13:22:31.098380    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 30.668351779433   Dec: 33.4854421100489  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    11.82
     Image Trigger?:     NO
     Rate S/N Ratio:     25.6124969497314  [ if not an image trigger ]
     Image S/N Ratio:    11.82

  Flight Position:   [ source = BAT ]
    RA: 30.668351779433   Dec: 33.4854421100489  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 30.6491075134771   Dec: 33.4730437755863  [deg; J2000]  
        { 02h 02m 35.8s , +33d 28' 23.0" }
         +/- 0.937426353573178 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.251066162817423 [arcmin] (formal 1-sigma fit error)
    SNR: 33.3586259394506
 
  Angular difference between Flight and Ground position is 1.216928 arcmin
 
  Partial Coding Fraction: 0.7421875    [ including projection effects ]

  Duration
     T90: 14.7839999198914 +/- 1.40137072052854
        Measured from: -2.19199997186661
                   to: 12.5919999480247     [s; relative to TRIGTIME]
     T50: 9.17599999904633 +/- 0.885889390557535
        Measured from: 1.05199998617172
                   to: 10.227999985218     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 10.2240000367165     
                   to: 11.2240000367165     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -3.81999999284744     
                   to: 13.4920000433922     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.392416   0.594232   0.546225   0.125853
           0.024927   0.026358   0.023220   0.018628 [error]
 Peak      0.043113   0.081142   0.067755   0.019520
           0.006310   0.007061   0.006326   0.004764 [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 1.21e-07 2.51e-07 4.08e-07 1.49e-06 1.13e-06 2.27e-06   erg/cm2
              Error 1.06e-08 1.32e-08 2.26e-08 1.84e-07 5.67e-08 1.97e-07   erg/cm2
Peak flux Power-law 4.54e-01 5.31e-01 4.48e-01 6.39e-01 1.66e+00 2.07e+00   ph/cm2/s
              Error 7.88e-02 5.76e-02 5.04e-02 1.48e-01 1.63e-01 2.10e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.10e-07 2.61e-07 4.24e-07 8.14e-07 1.10e-06 1.61e-06   erg/cm2
              Error 1.29e-08 1.52e-08 2.58e-08 3.40e-07 6.16e-08 3.40e-07   erg/cm2
Peak flux Cutoff-PL 4.15e-01 5.54e-01 4.70e-01 3.93e-01 1.64e+00 1.83e+00   ph/cm2/s
              Error 9.18e-02 6.69e-02 5.91e-02 2.50e-01 1.65e-01 2.15e-01   ph/cm2/s
 
Fluence        Band -------- -------- -------- -------- -------- --------   erg/cm2
              Error -------- -------- -------- -------- -------- --------   erg/cm2
Peak flux      Band 3.80e-01 6.03e-01 4.46e-01 5.28e-01 1.63e+00 1.96e+00   ph/cm2/s
              Error 9.94e-02 -------- 5.31e-02 -------- 1.64e-01 2.22e-01   ph/cm2/s
 
=== Time-averaged spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.299    0.081    -      -           6.59e-03 3.04e-04   60.750 57
CPL   0.847    0.332     136.9  109.2      1.08e-02 3.92e-03   54.700 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.246    0.159    -      -           1.41e-02 1.35e-03   49.050 57
CPL   0.791    0.596     139.7  -42.0      2.35e-02 1.77e-02   47.270 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: 18.048000 sec.
T50 in the 50-300 keV band: 9.792000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   17.312   -3.820   13.492
T90    14.784   -2.192   12.592
T50     9.176    1.052   10.228
Peak    1.000   10.224   11.224
  • 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
       30.6491    33.4730   0.0058    25.1962   152.4356         1.6941248     33.359 TRIG_00590206                 
     
    Foreground time interval of the image:
     -3.820  13.492 (delta_t =  17.312 [sec])
    Background time interval of the image:
    -119.816  -3.820 (delta_t = 115.996 [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)

    Spectral Evolution

    Spectra

    Notes:

    Time averaged spectrum fit using the average DRM

    Power-law model
    Time interval is from   -3.820 sec. to   13.492 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.29945     ( -0.0811009   0.0806595 )
    Norm@50keV  : 6.59113E-03    ( -0.000304275   0.000304275 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.75 using 59 PHA bins.
    # Reduced chi-squared =          1.066 for     57 degrees of freedom 
    # Null hypothesis probability =   3.422755e-01
     
    Photon flux (15-150 keV)    in 17.31 sec: 0.786260 ( -0.0380404  0.0381027 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.12759e-06 ( -5.66246e-08  5.68002e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -3.820 sec. to   13.492 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.846811     ( -0.344958   0.319226 )
    Epeak [keV] : 136.898      ( -37.3651 180.945 )
    Norm@50keV  : 1.07936E-02    ( -0.00309843   0.0047431 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.70 using 59 PHA bins.
    # Reduced chi-squared =         0.9767 for     56 degrees of freedom 
    # Null hypothesis probability =   5.243072e-01
     
    Photon flux (15-150 keV)    in 17.31 sec: 0.768997 ( -0.039854  0.039878 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.0962e-06 ( -6.17413e-08  6.14263e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -3.820 sec. to   13.492 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.846685   ( -0.261801   0.207975 )
    beta        : -10.0000    ( 10   3.55271e-15 )
    Epeak [keV] : 136.859      ( -22.9185 180.875 )
    Norm@50keV   : 1.07943E-02    ( -0.00309988   0.00474299 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.70 using 59 PHA bins.
    # Reduced chi-squared =         0.9945 for     55 degrees of freedom 
    # Null hypothesis probability =   4.861774e-01
     
    Photon flux (15-150 keV)    in 17.31 sec: 0.772786 (    ) 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]    : 17.8386  (  )
    R^2/D10^2   : 5.13051E-02  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         131.27 using 59 PHA bins.
    # Reduced chi-squared =         2.3030 for     57 degrees of freedom 
    # Null hypothesis probability =   8.620008e-08
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  5.674e-08   5.617e-09
    25- 50  2.607e-07   1.662e-08
    50-150  6.006e-07   4.959e-08
    15-150  9.181e-07   5.453e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (      )
    Norm        : 3.29173       (-0.153421     0.153387)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          83.88 using 59 PHA bins.
    # Reduced chi-squared =          1.472 for     57 degrees of freedom 
    # Null hypothesis probability =   1.176797e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.419e-07   7.357e-09
    25- 50  2.730e-07   1.437e-08
    50-150  5.988e-07   3.159e-08
    15-150  1.014e-06   5.357e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 8.30649        (-1.43661      1.60482)
    R1^2/D10^2  : 0.389333        (-0.156929      0.313081)
    kT2 [keV]   : 29.8764        (-4.63095      7.81836)
    R2^2/D10^2  : 7.24197E-03    (-0.00395925   0.00605902)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          52.81 using 59 PHA bins.
    # Reduced chi-squared =         0.9603 for     55 degrees of freedom 
    # Null hypothesis probability =   5.586101e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.039e-07   2.079e-08
    25- 50  2.692e-07   4.137e-08
    50-150  7.303e-07   1.689e-07
    15-150  1.103e-06   2.042e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from   10.224 sec. to   11.224 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.24562     ( -0.159683   0.158425 )
    Norm@50keV  : 1.40582E-02    ( -0.00135001   0.00134911 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          49.05 using 59 PHA bins.
    # Reduced chi-squared =         0.8605 for     57 degrees of freedom 
    # Null hypothesis probability =   7.640455e-01
     
    Photon flux (15-150 keV)    in 1 sec: 1.66153 ( -0.162471  0.162638 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.40857e-07 ( -1.50153e-08  1.51141e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   10.224 sec. to   11.224 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.791383     ( -0.668277   0.523309 )
    Epeak [keV] : 139.661      ( -55.5801 -139.661 )
    Norm@50keV  : 2.34854E-02    ( -0.0101382   0.025281 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          47.27 using 59 PHA bins.
    # Reduced chi-squared =         0.8442 for     56 degrees of freedom 
    # Null hypothesis probability =   7.903997e-01
     
    Photon flux (15-150 keV)    in 1 sec: 1.63828 ( -0.16542  0.16538 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.37209e-07 ( -1.6154e-08  1.6005e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   10.224 sec. to   11.224 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.94439   ( -14.2123   -4.94439 )
    beta        : -1.44273    ( -0.255386   0.204893 )
    Epeak [keV] : 30.9181      ( -6.81503 4.97214 )
    Norm@50keV   : 326.542    ( -31.0172   1202.34 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          43.87 using 59 PHA bins.
    # Reduced chi-squared =         0.7977 for     55 degrees of freedom 
    # Null hypothesis probability =   8.594345e-01
     
    Photon flux (15-150 keV)    in 1 sec: 1.63225 ( 5.36775  -0.16282 ) 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]    : 17.6828  (-2.22992  2.62515)
    R^2/D10^2   : 0.114788  (-0.0424506   0.0657531)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.42 using 59 PHA bins.
    # Reduced chi-squared =          1.200 for     57 degrees of freedom 
    # Null hypothesis probability =   1.430084e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  7.227e-09   1.336e-09
    25- 50  3.297e-08   5.030e-09
    50-150  7.449e-08   1.412e-08
    15-150  1.147e-07   1.579e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (      )
    Norm        : 6.85832       (-0.666706     0.666675)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          57.32 using 59 PHA bins.
    # Reduced chi-squared =          1.006 for     57 degrees of freedom 
    # Null hypothesis probability =   4.631918e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.707e-08   7.586e-09
    25- 50  3.285e-08   1.716e-08
    50-150  7.204e-08   3.873e-08
    15-150  1.220e-07   6.548e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 8.11326        (-2.00203      2.60123)
    R1^2/D10^2  : 0.926169        (-0.521874      1.35437)
    kT2 [keV]   : 31.2584        (-7.61524      18.4378)
    R2^2/D10^2  : 1.39087E-02    (-0.0106064   0.015981)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          44.25 using 59 PHA bins.
    # Reduced chi-squared =         0.8046 for     55 degrees of freedom 
    # Null hypothesis probability =   8.497526e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.321e-08   6.442e-09
    25- 50  3.297e-08   1.383e-08
    50-150  9.366e-08   4.688e-08
    15-150  1.398e-07   5.620e-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: 1.29945     ( -0.0811009   0.0806595 )
    Norm@50keV  : 6.59113E-03    ( -0.000304275   0.000304275 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.75 using 59 PHA bins.
    # Reduced chi-squared =          1.066 for     57 degrees of freedom 
    # Null hypothesis probability =   3.422755e-01
     
    Photon flux (15-150 keV)    in 17.31 sec: 0.786260 ( -0.0380404  0.0381027 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.12759e-06 ( -5.66246e-08  5.68002e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.846811     ( -0.344958   0.319226 )
    Epeak [keV] : 136.898      ( -37.3651 180.945 )
    Norm@50keV  : 1.07936E-02    ( -0.00309843   0.0047431 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.70 using 59 PHA bins.
    # Reduced chi-squared =         0.9767 for     56 degrees of freedom 
    # Null hypothesis probability =   5.243072e-01
     
    Photon flux (15-150 keV)    in 17.31 sec: 0.768997 ( -0.039854  0.039878 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.0962e-06 ( -6.17413e-08  6.14263e-08 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.846685   ( -0.261801   0.207975 )
    beta        : -10.0000    ( 10   20 )
    Epeak [keV] : 136.859      ( -22.9185 180.875 )
    Norm@50keV   : 1.07943E-02    ( -0.00309988   0.00474299 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.70 using 59 PHA bins.
    # Reduced chi-squared =         0.9945 for     55 degrees of freedom 
    # Null hypothesis probability =   4.861774e-01
     
    Photon flux (15-150 keV)    in 17.31 sec: 0.772786 (    ) 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)  = 2.51e-07
    S(50-100 keV) = 4.08e-07
    

    T90 vs. Hardness ratio plot

    T90                                   = 14.7839999198914 sec.
    Hardness ratio (energy fluence ratio) = 1.6255
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.51429
    Count Ratio (50-100 keV) / (15-25 keV) = 1.39195
    

    Mask shadow pattern

    IMX = -4.170783172532118E-01, IMY = -2.177135988342982E-01
    

    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:
    -119.816000 -3.820000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.5864  35.2025    1.3  47.3  -17.1   1.8870   9.0    0.2	Cyg X-1                       
    308.1225  40.9790    1.6  39.1  -12.5   1.1014   7.2    1.7	Cyg X-3                       
    326.3378  38.1911   10.6  26.1  -24.1  -0.1163  -1.1   11.1	Cyg X-2                       
     55.2040  23.2542    2.7  49.0  150.4   1.8952   4.3 ------	UNKNOWN                       
    318.5668  46.3530    2.8  30.7   -5.4   0.4913   4.1 ------	UNKNOWN                       
     41.6895  -2.8697    3.2  57.1 -174.1   1.9427   3.6 ------	UNKNOWN                       
     37.3055  -8.3893    2.6  59.1 -166.2   3.3871   4.4 ------	UNKNOWN                       
     32.0074 -11.1343    2.8  58.8 -159.3   3.3998   4.1 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -3.820000 13.492000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.5114  35.0953   15.9  47.4  -17.2   0.0648   0.7    7.5	Cyg X-1                       
    308.2926  41.0696    9.2  38.9  -12.5  -0.0778  -1.3   10.8	Cyg X-3                       
    326.0115  38.4900    0.0  26.3  -23.3   0.0406   0.8   12.6	Cyg X-2                       
     30.6498  33.4736    0.3  25.2  152.4   1.7066  33.6 ------	UNKNOWN                       
    323.1658  29.1119    1.9  31.9  -39.5   0.3153   5.9 ------	UNKNOWN                       
    333.3550  10.2330    2.1  37.7  -75.6   0.5732   5.6 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    61.684590 302.271600
    420.184000 962.258400
    978.184000 1468.239900
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    326.1274  38.4296 2700.0  51.4  -30.7  -0.0048  -0.0    6.8	Cyg X-2                       
     73.4175   2.6121    3.4  50.5  152.5   9.4296   3.4 ------	UNKNOWN                       
    310.6781  58.6469    3.9  56.8   -3.6   9.5237   3.0 ------	UNKNOWN                       
     49.4268 -22.7812    3.8  59.1 -166.1  13.2254   3.0 ------	UNKNOWN                       
     17.8493 -12.8961    2.3  48.0 -129.0  14.9175   4.9 ------	UNKNOWN                       
    
    Plot creation:
    Sat May 30 14:09:03 EDT 2015