batgrbproduct analysis for trigger=1220736

batgrbproduct Analysis for Trigger=1220736

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time (local time): Tue Apr  9 10:36:16 EDT 2024
             Host Name: batproc1
   Current Working Dir: /local/data/bat1/prebascript/trigger1220736/GCN5_download_cron
======================================================================

  Trigger: 01220736      Segment: 000

  BAT Trigger Time: 734282067.84   [s; MET]
      Trigger Stop: 734282071.936   [s; MET]
               UTC: 2024-04-08T15:13:54.606680    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 236.946777876706   Dec: -62.5340784767397  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.07
     Image Trigger?:     NO
     Rate S/N Ratio:     9.59166304662544  [ if not an image trigger ]
     Image S/N Ratio:    7.07

  Flight Position:   [ source = BAT ]
    RA: 236.946777876706   Dec: -62.5340784767397  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 236.975846139864   Dec: -62.5130345594775  [deg; J2000]  
        { 15h 47m 54.2s , -62d 30' 46.9" }
         +/- 2.17235448322237 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.952816543535983 [arcmin] (formal 1-sigma fit error)
    SNR: 10.0412739615964
 
  Angular difference between Flight and Ground position is 1.497259 arcmin
 
  Partial Coding Fraction: 0.6875    [ including projection effects ]

  Duration
     T90: 23.4839998483658 +/- 5.44670758448717
        Measured from: -1.40799987316132
                   to: 22.0759999752045     [s; relative to TRIGTIME]
     T50: 11.7239998579025 +/- 4.10574321729031
        Measured from: 1.50800013542175
                   to: 13.2319999933243     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 0.839999914169312     
                   to: 1.83999991416931     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -2.10400009155273     
                   to: 24     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.647550   0.158742   0.028739   0.056993
           0.049315   0.046321   0.038898   0.033340 [error]
 Peak      0.053544   0.036351  -0.004785   0.009180
           0.010572   0.009003   0.007497   0.006355 [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 2.16e-07 6.97e-08 1.25e-08 2.62e-09 3.00e-07 3.01e-07   erg/cm2
              Error 3.31e-08 2.60e-08 1.08e-08 4.58e-09 5.36e-08 5.46e-08   erg/cm2
Peak flux Power-law 6.54e-01 2.24e-01 4.32e-02 9.81e-03 9.27e-01 9.30e-01   ph/cm2/s
              Error 1.82e-01 8.80e-02 3.56e-02 1.59e-02 2.44e-01 2.45e-01   ph/cm2/s
 
Fluence   Cutoff-PL 2.16e-07 6.91e-08 1.23e-08 2.54e-09 3.00e-07 3.00e-07   erg/cm2
              Error 3.34e-08 3.04e-08 1.32e-08 4.54e-09 5.72e-08 5.81e-08   erg/cm2
Peak flux Cutoff-PL 6.40e-01 2.66e-01 1.15e-02 1.50e-05 9.17e-01 9.17e-01   ph/cm2/s
              Error 2.03e-01 1.16e-01 3.22e-02 4.97e-03 2.38e-01 2.38e-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    4.477    0.687    -      -           3.61e-04 2.41e-04   43.850 57
CPL   1.000    0.000      50.0    0.0      4.40e-03 0.00e+00  113.490 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    3.371    0.749    -      -           2.54e-03 1.64e-03   54.980 57
CPL   1.000    0.000      50.0    0.0      1.44e-02 0.00e+00   72.630 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: 0.000000 sec.
T50 in the 50-300 keV band: 0.000000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   26.104   -2.104   24.000
T90    23.484   -1.408   22.076
T50    11.724    1.508   13.232
Peak    1.000    0.840    1.840
  • Click here for the BAT GCN circular template
  • Estimated redshift from machine learning (Ukwatta et al. 2016) - may take a few minutes to calcaulte

    Image

    Pre-slew 15-350 keV image (Event data; bkg subtracted)

    #   RAcent  DECcent POSerr  Theta    Phi     Peak Cts     SNR  Name
      236.9758 -62.5130 0.0191   31.1 -145.3       0.9090    10.0  TRIG_01220736       
    ------------------------------------------
     
    Foreground time interval of the image:
     -2.104  24.000 (delta_t =  26.104 [sec])
    Background time interval of the image:
    -239.840  -2.104 (delta_t = 237.736 [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 4.096000
    

    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 4.096000
    

    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 4.096000
    

    SN=5 or 10 sec. binning (whichever binning is satisfied first)

    SN=5 or 10 sec. binning (T < 200 sec)

    Spectra

    Notes:

    Time averaged spectrum fit using the pre-slew DRM

    Power-law model
    Time interval is from   -2.104 sec. to   24.000 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 4.47701     ( -0.633824   0.740588 )
    Norm@50keV  : 3.61380E-04    ( -0.000191676   0.000290111 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          43.85 using 59 PHA bins.
    # Reduced chi-squared =         0.7693 for     57 degrees of freedom 
    # Null hypothesis probability =   8.993332e-01
     
    Photon flux (15-150 keV)    in 26.1 sec: 0.341695 ( -0.0516463  0.0517261 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.9992e-07 ( -5.20651e-08  5.5148e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -2.104 sec. to   24.000 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.00000     (     )
    Epeak [keV] : 50.0000      (   )
    Norm@50keV  : 4.40370E-03    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         113.49 using 59 PHA bins.
    # Reduced chi-squared =         2.0265 for     56 degrees of freedom 
    # Null hypothesis probability =   8.795444e-06
     
    Photon flux (15-150 keV)    in 26.1 sec: 0.341315 ( -0.051462  0.051749 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.99581e-07 ( -5.88683e-08  5.54703e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -2.104 sec. to   24.000 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.70582   ( 1.70068   1.70068 )
    beta        : -4.54727    ( 4.53939   0.691524 )
    Epeak [keV] : 1.88523      ( -1.86675 2.80937 )
    Norm@50keV   : 0.103853    ( -0.11669   1.34021e+07 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          43.81 using 59 PHA bins.
    # Reduced chi-squared =         0.7966 for     55 degrees of freedom 
    # Null hypothesis probability =   8.609166e-01
     
    Photon flux (15-150 keV)    in 26.1 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]    : 3.19310  (-0.505209  0.614776)
    R^2/D10^2   : 31.5802  (-20.5392   64.6621)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          46.89 using 59 PHA bins.
    # Reduced chi-squared =         0.8226 for     57 degrees of freedom 
    # Null hypothesis probability =   8.279130e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.247e-07   8.702e-08
    25- 50  4.051e-08   1.975e-08
    50-150  1.066e-10   1.015e-10
    15-150  2.653e-07   1.086e-07
    
    Thermal bremsstrahlung (OTTB)
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 6.99040       (-1.73014      2.54396)
    Norm        : 26.9795       (-14.4203     36.4142)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.216e-07   7.114e-08
    25- 50  5.486e-08   2.607e-08
    50-150  1.209e-09   1.099e-09
    15-150  2.776e-07   1.012e-07
    
    Double BB
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 3.14180        (-0.561383      0.533951)
    R1^2/D10^2  : 34.7219        (-22.924      67.7503)
    kT2 [keV]   : 200.000        (-200      -200)
    R2^2/D10^2  : 1.27504E-05    (-1.27421e-05   -1.27421e-05)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.232e-07   8.779e-08
    25- 50  4.401e-08   2.146e-08
    50-150  6.682e-08   1.418e-10
    15-150  3.341e-07   1.161e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from    0.840 sec. to    1.840 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 3.37147     ( -0.637393   0.861395 )
    Norm@50keV  : 2.54045E-03    ( -0.00147505   0.00180837 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.98 using 59 PHA bins.
    # Reduced chi-squared =         0.9646 for     57 degrees of freedom 
    # Null hypothesis probability =   5.510713e-01
     
    Photon flux (15-150 keV)    in 1 sec: 0.926799 ( -0.243168  0.243876 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.70238e-08 ( -1.14943e-08  1.26539e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    0.840 sec. to    1.840 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.00000     (     )
    Epeak [keV] : 50.0000      (   )
    Norm@50keV  : 1.44227E-02    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          72.63 using 59 PHA bins.
    # Reduced chi-squared =          1.297 for     56 degrees of freedom 
    # Null hypothesis probability =   6.685832e-02
     
    Photon flux (15-150 keV)    in 1 sec: 0.917231 ( -0.237256  0.238229 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.42135e-08 ( -9.3005e-09  1.06979e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from    0.840 sec. to    1.840 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -0.203578   ( -6.14042   0.502526 )
    beta        : -10.0000    ( 10   3.55271e-15 )
    Epeak [keV] : 16.0815      ( -5.0344 6.19588 )
    Norm@50keV   : 0.464729    ( -0.947884   3195.86 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          52.99 using 59 PHA bins.
    # Reduced chi-squared =         0.9635 for     55 degrees of freedom 
    # Null hypothesis probability =   5.516382e-01
     
    Photon flux (15-150 keV)    in 1 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 0 ( 0  0 ) ergs/cm2
     
    
    Single BB
     XSPEC: quit
     
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 5.18547  (-1.15264  1.35431)
    R^2/D10^2   : 6.85386  (-6.85386   16.2178)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.924e-08   1.135e-08
    25- 50  1.373e-08   8.505e-09
    50-150  6.640e-10   6.160e-10
    15-150  3.364e-08   2.007e-08
    
    Thermal bremsstrahlung (OTTB)
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 14.5321       (-4.76359      10.0786)
    Norm        : 17.6642       (-9.04387     21.3671)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  2.019e-08   2.154e-08
    25- 50  1.255e-08   2.180e-08
    50-150  1.827e-09   8.755e-09
    15-150  3.457e-08   5.221e-08
    
    Double BB
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 1.34122E-04        (35.869      -0.000134122)
    R1^2/D10^2  : 14.3873        (-14.3873      -14.3873)
    kT2 [keV]   : 5.18547        (-1.15264      1.35431)
    R2^2/D10^2  : 6.85386    (-6.85386   16.2178)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.900e-08   3.120e-07
    25- 50  1.312e-08   1.426e-06
    50-150  8.462e-10   4.081e-06
    15-150  3.297e-08   5.135e-06
    

    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: 4.47701     ( -0.633824   0.740588 )
    Norm@50keV  : 3.61380E-04    ( -0.000191676   0.000290111 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          43.85 using 59 PHA bins.
    # Reduced chi-squared =         0.7693 for     57 degrees of freedom 
    # Null hypothesis probability =   8.993332e-01
     
    Photon flux (15-150 keV)    in 26.1 sec: 0.341695 ( -0.0516463  0.0517261 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.9992e-07 ( -5.20651e-08  5.5148e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.00000     (     )
    Epeak [keV] : 50.0000      (   )
    Norm@50keV  : 4.40370E-03    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =         113.49 using 59 PHA bins.
    # Reduced chi-squared =         2.0265 for     56 degrees of freedom 
    # Null hypothesis probability =   8.795444e-06
     
    Photon flux (15-150 keV)    in 26.1 sec: 0.341315 ( -0.051462  0.051749 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 2.99581e-07 ( -5.88683e-08  5.54703e-08 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : -1.70582   ( 1.70068   1.70068 )
    beta        : -4.54727    ( 4.53939   0.691524 )
    Epeak [keV] : 1.88523      ( -1.86675 2.46175 )
    Norm@50keV   : 0.103853    ( -0.11669   1.34009e+07 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          43.81 using 59 PHA bins.
    # Reduced chi-squared =         0.7966 for     55 degrees of freedom 
    # Null hypothesis probability =   8.609166e-01
     
    Photon flux (15-150 keV)    in 26.1 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)  = 6.97e-08
    S(50-100 keV) = 1.25e-08
    

    T90 vs. Hardness ratio plot

    T90                                   = 23.4839998483658 sec.
    Hardness ratio (energy fluence ratio) = 0.17934
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 0.245142
    Count Ratio (50-100 keV) / (15-25 keV) = 0.0443811
    

    Mask shadow pattern

    IMX = -4.966943705392776E-01, IMY = 3.440426617499832E-01
    

    TIME vs. PHA plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    TIME vs. DetID plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    100 us light curve (15-350 keV)

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 4.096000
    

    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:
    -239.840000 -2.104000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    135.5687 -40.6740    7.5  44.4  -38.9   1.4033   1.5    7.4	Vela X-1                      
    170.5082 -60.5425    4.9  23.9  -77.9   1.2744   2.3    7.4	Cen X-3                       
    186.4546 -62.6462   18.8  21.1  -97.2   0.3361   0.6    9.3	GX 301-2                      
    244.9819 -15.5696    4.0  49.5  142.8   5.9916   2.9    4.2	Sco X-1                       
    255.9976 -37.9244    1.7  45.0  175.7   6.6889   6.6    4.8	4U 1700-377                   
    256.5494 -36.2824   12.1  46.1  173.9   1.0446   0.9   10.1	GX 349+2                      
    264.8933 -44.4986    5.6  48.4 -172.3   2.3710   2.0    7.1	4U 1735-44                    
    262.9911 -33.8498    7.4  51.9  174.4  -2.2364  -1.6    0.9	GX 354-0                      
    237.9477 -23.1682    3.0  39.5  144.8   4.2326   3.9 ------	UNKNOWN                       
    158.6475 -13.7615    3.5  43.2   10.5   2.6221   3.3 ------	UNKNOWN                       
    171.2985 -71.6559    2.2  31.7  -95.0   3.6162   5.3 ------	UNKNOWN                       
    127.5101 -52.9363    2.7  45.6  -57.8   8.0700   4.2 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -2.104000 24.000000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    135.5821 -40.3550    4.9  44.5  -38.5  -0.3540  -2.3   12.2	Vela X-1                      
    170.6634 -60.6312    4.2  23.9  -78.2  -0.2572  -2.8   10.2	Cen X-3                       
    187.0822 -62.7004    0.0  21.0  -98.0  -0.0168  -0.2   12.4	GX 301-2                      
    245.0901 -15.5322    0.0  49.6  142.9  -0.2872  -0.8    9.1	Sco X-1                       
    256.0435 -37.8951    5.2  45.0  175.7   0.3023   2.2    4.1	4U 1700-377                   
    256.3897 -36.5112   83.0  45.9  174.1  -0.0203  -0.1    5.7	GX 349+2                      
    264.8807 -44.5036   20.8  48.4 -172.3  -0.0758  -0.6    6.7	4U 1735-44                    
    263.1310 -33.8886    6.3  52.0  174.6   0.4572   1.8    7.8	GX 354-0                      
    145.1307 -15.9994    2.4  50.8   -4.4   0.8922   4.8 ------	UNKNOWN                       
    236.9743 -62.5134    1.1  31.1 -145.3   0.9111  10.1 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    120.160600 200.211900
    202.160000 211.550000
    216.160000 403.290000
    404.160000 527.040000
    528.160000 579.740000
    581.160000 593.660610
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    170.3640 -60.6162    8.8  30.3   18.5   1.6478   1.3    1.5	Cen X-3                       
    186.7283 -62.9096    6.1  22.4   21.9   2.1780   1.9    8.6	GX 301-2                      
    244.9987 -15.6406    2.5  47.2  146.0  16.2863   4.6    1.1	Sco X-1                       
    255.9836 -37.8461    0.7  27.3  169.6  16.0255  15.6    0.2	4U 1700-377                   
    256.5946 -36.3415    7.4  28.9  169.5   1.7595   1.6    9.1	GX 349+2                      
    262.9578 -24.7693   19.4  41.6  172.3  -0.9963  -0.6    3.1	GX 1+4                        
    264.7720 -44.4301    6.8  24.2 -170.1   1.5377   1.7    1.7	4U 1735-44                    
    270.4511 -24.9752    0.0  43.7 -178.2   1.7842   1.1   11.0	GX 5-1                        
    270.3630 -25.9232    0.0  42.8 -177.8   0.8619   0.6   11.3	GRS 1758-258                  
    273.9916 -14.0409  149.3  55.1 -179.1   0.2452   0.1    0.9	GX 17+2                       
    276.0070 -30.2966  297.8  40.8 -168.2  -0.0528  -0.0    6.0	H1820-303                     
    285.1100 -24.9443    6.4  49.2 -161.5  -4.1122  -1.8    4.3	HT1900.1-2455                 
    262.8147 -33.8474   12.3  33.0  177.1   1.1739   0.9    8.7	GX 354-0                      
    243.4298 -23.2780    3.1  39.5  144.8   8.0849   3.7 ------	UNKNOWN                       
    294.0254 -51.4489    3.0  31.8 -128.0   4.9757   3.8 ------	UNKNOWN                       
    
    Plot creation:
    Tue Apr  9 10:40:09 EDT 2024