batgrbproduct Analysis for Trigger=630714

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Sun Mar  1 21:56:15 EST 2015
             Host Name: bat1
   Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger630714
======================================================================

  Trigger: 00630714      Segment: 000

  BAT Trigger Time: 445348344.704   [s; MET]
      Trigger Stop: 445348345.728   [s; MET]
               UTC: 2015-02-11T11:52:11.531900    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 254.855542489134   Dec: 55.383164888961  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    18.82
     Image Trigger?:     NO
     Rate S/N Ratio:     50.5272203866391  [ if not an image trigger ]
     Image S/N Ratio:    18.82

  Flight Position:   [ source = BAT ]
    RA: 254.855542489134   Dec: 55.383164888961  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 254.844785667659   Dec: 55.3891668265678  [deg; J2000]  
        { 16h 59m 22.7s , +55d 23' 21.0" }
         +/- 0.851385500084117 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.29081815619934 [arcmin] (formal 1-sigma fit error)
    SNR: 38.2770115877447
 
  Angular difference between Flight and Ground position is 0.513901 arcmin
 
  Partial Coding Fraction: 0.1640625    [ including projection effects ]

  Duration
     T90: 13.607999920845 +/- 2.01603178353838
        Measured from: -6.69599997997284
                   to: 6.91199994087219     [s; relative to TRIGTIME]
     T50: 6.45999997854233 +/- 0.314197384965821
        Measured from: -1.47600001096725
                   to: 4.98399996757507     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 4.36000001430511     
                   to: 5.36000001430511     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -11.6240000128746     
                   to: 9.18000000715256     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.473408   3.206558   3.145155   0.975712
           0.076228   0.088533   0.085224   0.070784 [error]
 Peak      0.263543   0.526947   0.514016   0.106883
           0.022075   0.027436   0.027392   0.019476 [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 6.93e-07 1.46e-06 2.39e-06 8.89e-06 6.60e-06 1.34e-05   erg/cm2
              Error 4.28e-08 5.45e-08 8.33e-08 6.84e-07 2.14e-07 7.28e-07   erg/cm2
Peak flux Power-law 3.72e+00 4.10e+00 3.23e+00 4.19e+00 1.26e+01 1.52e+01   ph/cm2/s
              Error 3.75e-01 2.65e-01 2.12e-01 5.43e-01 7.51e-01 8.88e-01   ph/cm2/s
 
Fluence   Cutoff-PL 5.87e-07 1.52e-06 2.57e-06 4.29e-06 6.45e-06 8.97e-06   erg/cm2
              Error 5.31e-08 6.13e-08 1.04e-07 9.83e-07 2.24e-07 9.80e-07   erg/cm2
Peak flux Cutoff-PL 2.95e+00 4.45e+00 3.66e+00 1.82e+00 1.22e+01 1.29e+01   ph/cm2/s
              Error 4.54e-01 3.15e-01 2.77e-01 5.64e-01 7.62e-01 9.38e-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    1.283    0.053    -      -           3.20e-02 1.00e-03   97.080 57
CPL   0.620    0.234     119.8   25.0      6.30e-02 1.48e-02   70.230 56
 
The chi2 of BB fit is -------- which shows a significant improvement in the fit over a PL.
Check the BB fit.
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.346    0.090    -      -           1.05e-01 6.01e-03   74.890 57
CPL   0.298    0.432      88.8   17.9      3.27e-01 1.56e-01   53.390 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: 13.696000 sec.
T50 in the 50-300 keV band: 6.592000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   20.804  -11.624    9.180
T90    13.608   -6.696    6.912
T50     6.460   -1.476    4.984
Peak    1.000    4.360    5.360
  • 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
      254.8448    55.3892   0.0050    49.5577    13.3190         9.2162189     38.277 TRIG_00630714                 
     
    Foreground time interval of the image:
    -11.624   9.180 (delta_t =  20.804 [sec])
    Background time interval of the image:
    -239.704 -11.624 (delta_t = 228.080 [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  -11.624 sec. to    9.180 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.28292     ( -0.052872   0.0526384 )
    Norm@50keV  : 3.19790E-02    ( -0.00100379   0.0010033 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          97.08 using 59 PHA bins.
    # Reduced chi-squared =          1.703 for     57 degrees of freedom 
    # Null hypothesis probability =   7.394205e-04
     
    Photon flux (15-150 keV)    in 20.8 sec: 3.80344 ( -0.128732  0.128987 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 6.60084e-06 ( -2.13943e-07  2.14099e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from  -11.624 sec. to    9.180 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.620282     ( -0.240136   0.227836 )
    Epeak [keV] : 119.788      ( -17.4528 32.5828 )
    Norm@50keV  : 6.30135E-02    ( -0.0127839   0.0169074 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          70.23 using 59 PHA bins.
    # Reduced chi-squared =          1.254 for     56 degrees of freedom 
    # Null hypothesis probability =   9.565443e-02
     
    Photon flux (15-150 keV)    in 20.8 sec: 3.68628 ( -0.13334  0.13376 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 6.44979e-06 ( -2.24869e-07  2.23912e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from  -11.624 sec. to    9.180 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.620245   ( -0.188692   0.241163 )
    beta        : -10.0000    ( 10   3.55271e-15 )
    Epeak [keV] : 119.768      ( -10.2177 32.5904 )
    Norm@50keV   : 6.30144E-02    ( -0.0127968   0.0168889 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          70.23 using 59 PHA bins.
    # Reduced chi-squared =          1.277 for     55 degrees of freedom 
    # Null hypothesis probability =   8.100577e-02
     
    Photon flux (15-150 keV)    in 20.8 sec: 3.69333 (    ) 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]    : 19.2472  (  )
    R^2/D10^2   : 0.197978  (   )
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         207.21 using 59 PHA bins.
    # Reduced chi-squared =         3.6352 for     57 degrees of freedom 
    # Null hypothesis probability =   6.333423e-19
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.984e-07   1.830e-08
    25- 50  1.448e-06   6.895e-08
    50-150  3.953e-06   1.976e-07
    15-150  5.700e-06   2.028e-07
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 199.363       (      )
    Norm        : 16.2508       (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         164.43 using 59 PHA bins.
    # Reduced chi-squared =         2.8848 for     57 degrees of freedom 
    # Null hypothesis probability =   2.343748e-12
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  8.417e-07   2.652e-08
    25- 50  1.619e-06   5.325e-08
    50-150  3.551e-06   1.227e-07
    15-150  6.012e-06   2.028e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 9.16094        (-1.12162      1.23413)
    R1^2/D10^2  : 1.29716        (-0.386768      0.61023)
    kT2 [keV]   : 30.5405        (-3.2724      4.77292)
    R2^2/D10^2  : 3.25519E-02    (-0.0132481   0.0171226)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          62.75 using 59 PHA bins.
    # Reduced chi-squared =          1.141 for     55 degrees of freedom 
    # Null hypothesis probability =   2.206733e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  5.425e-07   6.542e-08
    25- 50  1.579e-06   1.415e-07
    50-150  4.363e-06   4.950e-07
    15-150  6.484e-06   6.947e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from    4.360 sec. to    5.360 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.34597     ( -0.0895191   0.0897011 )
    Norm@50keV  : 0.104675    ( -0.00601361   0.00601289 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          74.89 using 59 PHA bins.
    # Reduced chi-squared =          1.314 for     57 degrees of freedom 
    # Null hypothesis probability =   5.616205e-02
     
    Photon flux (15-150 keV)    in 1 sec: 12.6000 ( -0.750107  0.750972 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 1.02326e-06 ( -6.30271e-08  6.31574e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    4.360 sec. to    5.360 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.298083     ( -0.453368   0.411455 )
    Epeak [keV] : 88.8346      ( -12.3561 23.4413 )
    Norm@50keV  : 0.326560    ( -0.114931   0.198043 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          53.39 using 59 PHA bins.
    # Reduced chi-squared =         0.9533 for     56 degrees of freedom 
    # Null hypothesis probability =   5.744031e-01
     
    Photon flux (15-150 keV)    in 1 sec: 12.2431 ( -0.7616  0.7626 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 9.92324e-07 ( -6.6232e-08  6.6056e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from    4.360 sec. to    5.360 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.297986   ( -0.331029   0.492822 )
    beta        : -10.0000    ( 10   20 )
    Epeak [keV] : 88.8180      ( -9.03037 23.4469 )
    Norm@50keV   : 0.326607    ( -0.114928   0.198251 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          53.39 using 59 PHA bins.
    # Reduced chi-squared =         0.9707 for     55 degrees of freedom 
    # Null hypothesis probability =   5.364902e-01
     
    Photon flux (15-150 keV)    in 1 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 9.92453e-07 ( 0  0 ) ergs/cm2
     
    
    Single BB
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 17.5742  (-1.10955  1.19169)
    R^2/D10^2   : 0.917015  (-0.186014   0.230199)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          84.15 using 59 PHA bins.
    # Reduced chi-squared =          1.476 for     57 degrees of freedom 
    # Null hypothesis probability =   1.117231e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  5.713e-08   6.125e-09
    25- 50  2.595e-07   1.985e-08
    50-150  5.779e-07   5.180e-08
    15-150  8.945e-07   5.920e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (      )
    Norm        : 52.9356       (-3.04982     3.04948)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          80.55 using 59 PHA bins.
    # Reduced chi-squared =          1.413 for     57 degrees of freedom 
    # Null hypothesis probability =   2.171646e-02
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.318e-07   7.950e-09
    25- 50  2.535e-07   1.630e-08
    50-150  5.561e-07   4.160e-08
    15-150  9.414e-07   6.940e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 8.19103        (-2.14567      2.79123)
    R1^2/D10^2  : 5.51276        (-2.91713      8.3711)
    kT2 [keV]   : 24.5694        (-3.6088      7.47083)
    R2^2/D10^2  : 0.227755    (-0.151458   0.173682)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          52.22 using 59 PHA bins.
    # Reduced chi-squared =         0.9495 for     55 degrees of freedom 
    # Null hypothesis probability =   5.814707e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  9.213e-08   3.546e-08
    25- 50  2.595e-07   8.010e-08
    50-150  6.432e-07   1.792e-07
    15-150  9.948e-07   2.579e-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: 1.28292     ( -0.052872   0.0526384 )
    Norm@50keV  : 3.19790E-02    ( -0.00100379   0.0010033 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          97.08 using 59 PHA bins.
    # Reduced chi-squared =          1.703 for     57 degrees of freedom 
    # Null hypothesis probability =   7.394205e-04
     
    Photon flux (15-150 keV)    in 20.8 sec: 3.80344 ( -0.128732  0.128987 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 6.60084e-06 ( -2.13943e-07  2.14099e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.620282     ( -0.240136   0.227836 )
    Epeak [keV] : 119.788      ( -17.4528 32.5828 )
    Norm@50keV  : 6.30135E-02    ( -0.0127839   0.0169074 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          70.23 using 59 PHA bins.
    # Reduced chi-squared =          1.254 for     56 degrees of freedom 
    # Null hypothesis probability =   9.565443e-02
     
    Photon flux (15-150 keV)    in 20.8 sec: 3.68628 ( -0.13334  0.13376 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 6.44979e-06 ( -2.24869e-07  2.23912e-07 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.620245   ( -0.188692   0.241163 )
    beta        : -10.0000    ( 10   20 )
    Epeak [keV] : 119.768      ( -10.2177 32.5904 )
    Norm@50keV   : 6.30144E-02    ( -0.0127968   0.0168889 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          70.23 using 59 PHA bins.
    # Reduced chi-squared =          1.277 for     55 degrees of freedom 
    # Null hypothesis probability =   8.100577e-02
     
    Photon flux (15-150 keV)    in 20.8 sec: 3.69333 (    ) 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)  = 1.46e-06
    S(50-100 keV) = 2.39e-06
    

    T90 vs. Hardness ratio plot

    T90                                   = 13.607999920845 sec.
    Hardness ratio (energy fluence ratio) = 1.63699
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 2.17629
    Count Ratio (50-100 keV) / (15-25 keV) = 2.13461
    

    Mask shadow pattern

    IMX = 1.141683724180611E+00, IMY = -2.702815977919790E-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:
    -239.704000 -11.624000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.6071  35.1968    3.1  48.9  -35.5   2.0686   3.8    0.9	Cyg X-1                       
    308.2225  40.9583    2.7  40.3  -39.0   1.2917   4.3    5.1	Cyg X-3                       
    326.2039  38.1752   11.3  35.2  -60.6  -0.3298  -1.0    8.9	Cyg X-2                       
    278.3379  67.9419    2.1  33.0   13.6   1.2485   5.4 ------	UNKNOWN                       
     30.8390  47.3370    3.1  21.4 -172.5   0.7073   3.7 ------	UNKNOWN                       
     29.0349  27.9877    2.3  38.9 -155.2   1.3431   5.1 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -11.624000 9.180000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    299.3699  35.2885    7.7  48.9  -35.2   0.2663   1.5   12.0	Cyg X-1                       
    308.0553  40.8157   17.0  40.5  -39.0  -0.0691  -0.7    8.6	Cyg X-3                       
    326.3302  38.3896    6.1  35.0  -60.6  -0.1954  -1.9    8.5	Cyg X-2                       
     97.6659  63.9076    2.5  36.4  105.0   0.7930   4.7 ------	UNKNOWN                       
     63.1655  23.1180    2.4  54.9  167.6   1.5331   4.9 ------	UNKNOWN                       
    254.8448  55.3892    0.3  49.6   13.3   9.2167  38.3 ------	UNKNOWN                       
     19.0556  62.2254    2.1   5.9  160.6   0.3326   5.5 ------	UNKNOWN                       
    285.7303  46.4218    2.5  45.6  -15.1   0.5801   4.7 ------	UNKNOWN                       
     13.0558  36.6255    2.7  27.8 -133.9   0.3243   4.2 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    809.496610 962.374400
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
     83.6351  22.0092    0.7  48.4 -157.5   5.6660  16.5    0.3	Crab                          
    189.3679  13.4991    3.1  51.0   31.1   3.0779   3.7 ------	UNKNOWN                       
    174.6777  31.0037    2.4  31.5   14.9   0.8398   4.8 ------	UNKNOWN                       
     89.6394  44.3433    2.3  38.3 -127.3   1.2812   5.0 ------	UNKNOWN                       
    151.3481  76.2895    3.2  43.7  -63.9   2.4864   3.6 ------	UNKNOWN                       
    163.7985  76.3338    2.5  44.9  -60.1   3.0340   4.7 ------	UNKNOWN                       
    
    Plot creation:
    Thu May 28 13:30:44 EDT 2015