batgrbproduct Analysis for Trigger=304379

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Mon Jan 20 04:10:04 EST 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger304379
======================================================================

  Trigger: 00304379      Segment: 000

  BAT Trigger Time: 225997502.144   [s; MET]
      Trigger Stop: 225997503.168   [s; MET]
               UTC: 2008-02-29T17:04:59.534140    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 228.216781802381   Dec: -14.7122099614831  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    10.25
     Image Trigger?:     NO
     Rate S/N Ratio:     25.4558441227157  [ if not an image trigger ]
     Image S/N Ratio:    10.25

  Flight Position:   [ source = BAT ]
    RA: 228.216781802381   Dec: -14.7122099614831  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 228.217202049544   Dec: -14.6986805700422  [deg; J2000]  
        { 15h 12m 52.1s , -14d 41' 55.3" }
         +/- 1.49793324965752 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.712984851448159 [arcmin] (formal 1-sigma fit error)
    SNR: 17.0771292084207
 
  Angular difference between Flight and Ground position is 0.812130 arcmin
 
  Partial Coding Fraction: 0.1875    [ including projection effects ]

  Duration
     T90: 64 +/- 16
        Measured from: -15.1439999938011
                   to: 48.8560000061989     [s; relative to TRIGTIME]
     T50: 16 +/- 16
        Measured from: 16.8560000061989
                   to: 32.8560000061989     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 40.3560000061989     
                   to: 41.3560000061989     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -15.1439999938011     
                   to: 80.8560000061989     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     4.942118   5.874404   3.648288   0.981153
           0.102324   0.107410   0.093773   0.076839 [error]
 Peak      0.276691   0.341468   0.212336   0.042842
           0.012754   0.013540   0.011470   0.007661 [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 1.69e-06 2.57e-06 2.93e-06 6.36e-06 9.10e-06 1.36e-05   erg/cm2
              Error 8.49e-08 7.24e-08 1.01e-07 4.99e-07 2.39e-07 5.56e-07   erg/cm2
Peak flux Power-law 2.94e+00 2.53e+00 1.49e+00 1.31e+00 7.52e+00 8.27e+00   ph/cm2/s
              Error 2.41e-01 1.26e-01 9.70e-02 1.74e-01 3.74e-01 3.91e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.69e-06 2.58e-06 2.93e-06 6.31e-06 9.10e-06 1.35e-05   erg/cm2
              Error 8.32e-08 6.96e-08 1.03e-07 8.67e-07 2.33e-07 8.98e-07   erg/cm2
Peak flux Cutoff-PL 2.83e+00 2.58e+00 1.51e+00 1.00e+00 7.43e+00 7.92e+00   ph/cm2/s
              Error 2.90e-01 1.47e-01 1.04e-01 2.69e-01 3.97e-01 5.80e-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    1.813    0.051    -      -           1.03e-02 2.67e-04   57.820 57
CPL   1.812    0.104    10000.0    0.0      1.03e-02 2.65e-04   57.830 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.767    0.087    -      -           5.53e-02 2.79e-03   46.230 57
CPL   1.543    0.311      99.7  -32.4      7.20e-02 2.77e-02   44.900 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: 44.736000 sec.
T50 in the 50-300 keV band: 20.544000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   96.000  -15.144   80.856
T90    64.000  -15.144   48.856
T50    16.000   16.856   32.856
Peak    1.000   40.356   41.356
  • 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
      228.2172   -14.6987   0.0112    39.7182   -63.8193         2.7433711     17.077 TRIG_00304379                 
     
    Foreground time interval of the image:
    -15.144  15.957 (delta_t =  31.101 [sec])
    Background time interval of the image:
    -653.843 -647.045 (delta_t =   6.799 [sec])
    -239.144 -15.144 (delta_t = 224.000 [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

    8 ms binning

    From T100_start-3 s to T100_start+3 s

    2 ms binning

    From T100_start-1 s to T100_start+1 s

    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  -15.144 sec. to   80.856 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.81314     ( -0.0512392   0.0514679 )
    Norm@50keV  : 1.02998E-02    ( -0.000266947   0.000266464 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          57.82 using 59 PHA bins.
    # Reduced chi-squared =          1.014 for     57 degrees of freedom 
    # Null hypothesis probability =   4.447247e-01
     
    Photon flux (15-150 keV)    in 96 sec: 1.42659 ( -0.0418399  0.0420444 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 9.09892e-06 ( -2.38578e-07  2.38984e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from  -15.144 sec. to   80.856 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.81219     ( -0.145498   0.0615989 )
    Epeak [keV] : 1.00000E+04      (   )
    Norm@50keV  : 1.03117E-02    ( -0.000267708   0.000261362 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          57.83 using 59 PHA bins.
    # Reduced chi-squared =          1.033 for     56 degrees of freedom 
    # Null hypothesis probability =   4.075212e-01
     
    Photon flux (15-150 keV)    in 96 sec: 1.42718 ( -0.04337  0.04059 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 9.09859e-06 ( -2.33482e-07  2.32934e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from  -15.144 sec. to   80.856 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.897199   ( 1.08494   6.08303 )
    beta        : -1.84154    ( -2.22786   0.0636779 )
    Epeak [keV] : 35.4228      ( -35.3754 579.264 )
    Norm@50keV   : 4.27052E-02    ( -0.043443   1610.23 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          56.05 using 59 PHA bins.
    # Reduced chi-squared =          1.019 for     55 degrees of freedom 
    # Null hypothesis probability =   4.352891e-01
     
    Photon flux (15-150 keV)    in 96 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]    : 13.5808  (  )
    R^2/D10^2   : 0.199960  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         451.14 using 59 PHA bins.
    # Reduced chi-squared =         7.9147 for     57 degrees of freedom 
    # Null hypothesis probability =   1.121489e-62
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  7.497e-07   4.291e-08
    25- 50  2.704e-06   9.360e-08
    50-150  3.231e-06   1.694e-07
    15-150  6.685e-06   1.896e-07
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 111.117       (-11.0157      23.1228)
    Norm        : 6.06566       (-0.310033     0.209245)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          79.67 using 59 PHA bins.
    # Reduced chi-squared =          1.398 for     57 degrees of freedom 
    # Null hypothesis probability =   2.535275e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.520e-06   9.168e-08
    25- 50  2.683e-06   1.061e-07
    50-150  4.605e-06   1.034e-06
    15-150  8.808e-06   1.060e-06
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 7.51817        (-0.597518      0.62157)
    R1^2/D10^2  : 1.36949        (-0.332254      0.477323)
    kT2 [keV]   : 29.8575        (-3.51007      4.77891)
    R2^2/D10^2  : 8.49437E-03    (-0.00333993   0.00480198)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          70.04 using 59 PHA bins.
    # Reduced chi-squared =          1.273 for     55 degrees of freedom 
    # Null hypothesis probability =   8.334801e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.392e-06   1.056e-07
    25- 50  2.705e-06   1.354e-07
    50-150  4.857e-06   4.243e-07
    15-150  8.954e-06   5.194e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from   40.356 sec. to   41.356 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.76670     ( -0.0869094   0.0879893 )
    Norm@50keV  : 5.53066E-02    ( -0.0027927   0.00277806 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          46.23 using 59 PHA bins.
    # Reduced chi-squared =         0.8111 for     57 degrees of freedom 
    # Null hypothesis probability =   8.452983e-01
     
    Photon flux (15-150 keV)    in 1 sec: 7.52496 ( -0.373634  0.374371 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 5.09879e-07 ( -2.64656e-08  2.65763e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   40.356 sec. to   41.356 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.54347     ( -0.354383   0.266735 )
    Epeak [keV] : 99.7211      ( -34.9555 -99.7223 )
    Norm@50keV  : 7.20327E-02    ( -0.0186493   0.0366522 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          44.90 using 59 PHA bins.
    # Reduced chi-squared =         0.8018 for     56 degrees of freedom 
    # Null hypothesis probability =   8.561720e-01
     
    Photon flux (15-150 keV)    in 1 sec: 7.43151 ( -0.39659  0.39693 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 5.01225e-07 ( -2.9736e-08  2.9545e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   40.356 sec. to   41.356 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.13257   ( 1.12504   5.62107 )
    beta        : -1.89928    ( 1.8992   0.170849 )
    Epeak [keV] : 52.6216      ( -52.0907 204.955 )
    Norm@50keV   : 0.130338    ( -0.0788801   6589.71 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          43.69 using 59 PHA bins.
    # Reduced chi-squared =         0.7944 for     55 degrees of freedom 
    # Null hypothesis probability =   8.637816e-01
     
    Photon flux (15-150 keV)    in 1 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 4.99491e-07 ( -4.99484e-07  -2.8759e-08 ) ergs/cm2
     
    
    Single BB
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 12.6035  (  )
    R^2/D10^2   : 1.47014  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         149.97 using 59 PHA bins.
    # Reduced chi-squared =         2.6311 for     57 degrees of freedom 
    # Null hypothesis probability =   2.697041e-10
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.952e-08   4.580e-09
    25- 50  1.649e-07   9.600e-09
    50-150  1.625e-07   1.750e-08
    15-150  3.769e-07   2.240e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 111.145       (-18.3463      35.1932)
    Norm        : 32.5977       (-2.37068     2.10192)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          46.55 using 59 PHA bins.
    # Reduced chi-squared =         0.8167 for     57 degrees of freedom 
    # Null hypothesis probability =   8.369708e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  8.511e-08   7.185e-09
    25- 50  1.502e-07   9.150e-09
    50-150  2.578e-07   7.080e-08
    15-150  4.931e-07   7.570e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 7.23827        (-1.07589      1.11757)
    R1^2/D10^2  : 8.12786        (-3.0573      6.00712)
    kT2 [keV]   : 26.6494        (-4.78528      7.89972)
    R2^2/D10^2  : 6.86931E-02    (-0.0411011   0.0777321)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          48.33 using 59 PHA bins.
    # Reduced chi-squared =         0.8787 for     55 degrees of freedom 
    # Null hypothesis probability =   7.254948e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  7.892e-08   1.187e-08
    25- 50  1.512e-07   2.030e-08
    50-150  2.686e-07   6.955e-08
    15-150  4.987e-07   8.505e-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: 1.36673     ( -0.153222   0.151865 )
    Norm@50keV  : 5.67611E-03    ( -0.000477794   0.000477639 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          82.90 using 59 PHA bins.
    # Reduced chi-squared =          1.454 for     57 degrees of freedom 
    # Null hypothesis probability =   1.415180e-02
     
    Photon flux (15-150 keV)    in 31.1 sec: 0.686206 ( -0.0609267  0.0611487 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.71774e-06 ( -1.57089e-07  1.57809e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.36787     ( -0.158372   0.148808 )
    Epeak [keV] : 9999.36      ( -9999.36 -9999.36 )
    Norm@50keV  : 5.68751E-03    ( -0.00569683   0.0028825 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          82.92 using 59 PHA bins.
    # Reduced chi-squared =          1.481 for     56 degrees of freedom 
    # Null hypothesis probability =   1.121713e-02
     
    Photon flux (15-150 keV)    in 31.1 sec: 0.687163 ( -0.061902  0.060001 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.71547e-06 ( -1.5485e-07  1.57394e-07 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.725722   ( 0.911868   0.911868 )
    beta        : -1.38969    ( -0.791137   0.172564 )
    Epeak [keV] : 56.5947      ( -58.3948 287.195 )
    Norm@50keV   : 1.57759E-02    ( -0.0159945   488251 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          82.70 using 59 PHA bins.
    # Reduced chi-squared =          1.504 for     55 degrees of freedom 
    # Null hypothesis probability =   9.232422e-03
     
    Photon flux (15-150 keV)    in 31.1 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)  = 2.57e-06
    S(50-100 keV) = 2.93e-06
    

    T90 vs. Hardness ratio plot

    T90                                   = 64 sec.
    Hardness ratio (energy fluence ratio) = 1.14008
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.18864
    Count Ratio (50-100 keV) / (15-25 keV) = 0.738203
    

    Mask shadow pattern

    IMX = 3.665309447926398E-01, IMY = 7.455223896173090E-01
    

    TIME vs. PHA plot around the trigger time

    TIME vs. DetID plot around the trigger time

    100 us light curve (15-350 keV)

    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:
    -653.843400 -647.044600
    -239.144000 -15.144000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    160.8254 -44.0397    3.1  51.0   30.9   3.3984   3.7 ------	UNKNOWN                       
    170.0664 -51.3615    2.9  53.8   19.2   4.0891   4.0 ------	UNKNOWN                       
    219.2895 -47.2069    2.6  52.9  -20.6   2.2763   4.5 ------	UNKNOWN                       
    229.7491  29.6102    2.3  47.9 -128.9   4.0048   5.0 ------	UNKNOWN                       
    232.4614 -18.7473    3.3  44.9  -60.0   3.0172   3.5 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -15.144000 15.956590
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    177.6951  -7.9584    1.9  14.9   63.1   0.3686   6.1 ------	UNKNOWN                       
    228.2172 -14.6987    0.7  39.7  -63.8   2.7430  17.1 ------	UNKNOWN                       
    229.0669  34.6631    2.1  50.2 -134.9   1.7668   5.5 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    79.356600 962.928800
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    186.6804 -62.7505    2.1  56.1    7.4  26.4813   5.5    1.4	GX 301-2                      
    244.9745 -15.6434    0.1  16.2  -98.6  52.2777  80.7    0.3	Sco X-1                       
    254.5614  35.3175    5.6  55.9 -168.1   4.7727   2.1    5.3	Her X-1                       
    256.1479 -37.7556    6.7  33.8  -55.8   1.6583   1.7    9.3	4U 1700-377                   
    256.6326 -36.2809    0.0  33.3  -58.4  -1.3649  -1.4   12.8	GX 349+2                      
    263.1368 -24.8704    8.4  34.3  -81.3  -1.5541  -1.4   10.2	GX 1+4                        
    264.8838 -44.2952    9.5  42.9  -53.0  -2.0288  -1.2   11.1	4U 1735-44                    
    268.4212  -1.4312    4.7  41.9 -118.8   4.3402   2.4    3.4	SW J1753.5-0127               
    270.2665 -25.1947    7.5  40.7  -82.4  -4.2447  -1.5    7.0	GX 5-1                        
    270.4234 -25.8502    9.9  41.0  -81.4   3.2288   1.2    9.2	GRS 1758-258                  
    262.8217 -33.7226    0.0  36.6  -66.5  -2.8053  -2.1   10.7	GX 354-0                      
    190.1451 -44.7285    2.8  44.0   25.1   6.4196   4.1 ------	UNKNOWN                       
    229.8389  26.4375    3.8  41.2  168.2   3.5764   3.0 ------	UNKNOWN                       
    188.5825 -64.7526    3.6  56.8    4.9  12.1328   3.2 ------	UNKNOWN                       
    224.2170 -11.2618    3.2   5.2  117.2   1.9788   3.6 ------	UNKNOWN                       
    209.4263 -62.2583    2.8  49.4   -2.7   6.1179   4.1 ------	UNKNOWN                       
    215.6658 -56.7154    3.6  43.1   -4.0   3.3271   3.2 ------	UNKNOWN                       
    261.6409 -59.2839    2.9  50.9  -35.3   7.6382   4.0 ------	UNKNOWN                       
    
    Plot creation:
    Sun May 31 08:15:58 EDT 2015