batgrbproduct analysis for trigger=1404295

batgrbproduct Analysis for Trigger=1404295

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time (local time): Thu Oct 16 19:18:33 EDT 2025
             Host Name: batproc1
   Current Working Dir: /local/data/bat1/prebascript/trigger1404295/GCN5_download_cron
======================================================================

  Trigger: 01404295      Segment: 000

  BAT Trigger Time: 782230680.32   [s; MET]
      Trigger Stop: 782230681.344   [s; MET]
               UTC: 2025-10-15T14:17:23.810860    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 245.006810620226   Dec: -54.853005620314  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    6.53
     Image Trigger?:     NO
     Rate S/N Ratio:     12.8062484748657  [ if not an image trigger ]
     Image S/N Ratio:    6.53

  Flight Position:   [ source = BAT ]
    RA: 245.006810620226   Dec: -54.853005620314  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 244.947796276074   Dec: -54.8041101432279  [deg; J2000]  
        { 16h 19m 47.5s , -54d 48' 14.8" }
         +/- 3.64550481909135 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.98609378823414 [arcmin] (formal 1-sigma fit error)
    SNR: 4.79299982687296
 
  Angular difference between Flight and Ground position is 3.573070 arcmin
 
  Partial Coding Fraction: 0.46875    [ including projection effects ]

  Duration
     T90: 1.0239999294281 +/- 
        Measured from: 0
                   to: 1.0239999294281     [s; relative to TRIGTIME]
     T50: 1.0239999294281 +/- 
        Measured from: 0
                   to: 1.0239999294281     [s; relative to TRIGTIME]

    WARNING: battblocks failed.  Used TDRSS fore/background intervals

  Fluence
     Peak Flux  (peak 1.0239999294281 second)
        Measured from: 0     
                   to: 1.0239999294281     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0     
                   to: 1.0239999294281     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.053218   0.013207   0.000503   0.009015
           0.010061   0.009769   0.008998   0.007682 [error]
 Peak      0.053218   0.013207   0.000503   0.009015
           0.010061   0.009769   0.008998   0.007682 [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 1.39e-08 1.07e-08 5.50e-09 4.09e-09 3.19e-08 3.41e-08   erg/cm2
              Error 5.30e-09 5.13e-09 6.17e-09 9.06e-09 1.46e-08 1.91e-08   erg/cm2
Peak flux Power-law 4.50e-01 1.95e-01 5.02e-02 1.59e-02 7.04e-01 7.11e-01   ph/cm2/s
              Error 1.75e-01 8.99e-02 5.48e-02 3.23e-02 2.51e-01 2.55e-01   ph/cm2/s
 
Fluence   Cutoff-PL 1.97e-08 7.67e-09 6.22e-12 7.71e-21 2.73e-08 2.73e-08   erg/cm2
              Error 6.05e-09 3.49e-09 4.01e-11 5.97e-17 7.96e-09 7.96e-09   erg/cm2
Peak flux Cutoff-PL 6.24e-01 1.53e-01 5.63e-05 2.42e-14 7.77e-01 7.76e-01   ph/cm2/s
              Error 1.96e-01 8.27e-02 4.66e-04 3.92e-10 2.23e-01 2.23e-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    2.955    0.876    -      -           2.65e-03 1.91e-03   74.040 57
CPL   1.000    0.000      50.0    0.0      1.25e-02 0.00e+00   81.240 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    2.955    0.876    -      -           2.65e-03 1.91e-03   74.040 57
CPL   1.000    0.000      50.0    0.0      1.25e-02 0.00e+00   81.240 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    1.024    0.000    1.024
T90     1.024    0.000    1.024
T50     1.024    0.000    1.024
Peak    1.024    0.000    1.024
  • 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
      244.9478 -54.8041 0.0402   43.2   -5.4       0.0893     4.8  TRIG_01404295       
    ------------------------------------------
     
    Foreground time interval of the image:
      0.000   1.024 (delta_t =   1.024 [sec])
    Background time interval of the image:
    -239.320 -55.168 (delta_t = 184.152 [sec])
    -54.320  -8.320 (delta_t =  46.000 [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)

    Spectra

    Notes:

    Time averaged spectrum fit using the pre-slew DRM

    Power-law model
    Time interval is from    0.000 sec. to    1.024 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 2.95514     ( -0.792399   0.958789 )
    Norm@50keV  : 2.64568E-03    ( -0.00166081   0.00215331 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          74.04 using 59 PHA bins.
    # Reduced chi-squared =          1.299 for     57 degrees of freedom 
    # Null hypothesis probability =   6.410266e-02
     
    Photon flux (15-150 keV)    in 1.024 sec: 0.704350 ( -0.249372  0.252236 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.19015e-08 ( -1.32126e-08  1.59121e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    0.000 sec. to    1.024 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.00000     (     )
    Epeak [keV] : 50.0000      (   )
    Norm@50keV  : 1.25237E-02    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          81.24 using 59 PHA bins.
    # Reduced chi-squared =          1.451 for     56 degrees of freedom 
    # Null hypothesis probability =   1.539935e-02
     
    Photon flux (15-150 keV)    in 1.024 sec: 0.777309 0.776633 (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.12345e-16 ( 0  0 ) ergs/cm2
     
    
    Band function
    Time interval is from    0.000 sec. to    1.024 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 3.95953   ( 1.15363   1.15363 )
    beta        : -9.37167    ( 8.85351   5.74751 )
    Epeak [keV] : 19.7611      ( -3.80928 4.57161 )
    Norm@50keV   : 915.171    ( -932.519   6222.76 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          66.59 using 59 PHA bins.
    # Reduced chi-squared =          1.211 for     55 degrees of freedom 
    # Null hypothesis probability =   1.359856e-01
     
    Photon flux (15-150 keV)    in 1.024 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]    : 4.57199  (-0.95007  1.22916)
    R^2/D10^2   : 10.1051  (-10.0005   20.7584)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          68.57 using 59 PHA bins.
    # Reduced chi-squared =          1.203 for     57 degrees of freedom 
    # Null hypothesis probability =   1.401938e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.735e-08   1.027e-08
    25- 50  9.025e-09   5.965e-09
    50-150  2.334e-10   2.894e-10
    15-150  2.661e-08   1.648e-08
    
    Thermal bremsstrahlung (OTTB)
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 13.4652       (-5.31287      14.1107)
    Norm        : 14.4398       (-4.87584     4.87584)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.560e-08   2.192e-08
    25- 50  9.583e-09   2.316e-08
    50-150  1.357e-09   1.204e-08
    15-150  2.654e-08   5.243e-08
    
    Double BB
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 4.51718        (-0.9354      1.24309)
    R1^2/D10^2  : 10.5539        (-9.89062      20.8641)
    kT2 [keV]   : 200.000        (-200      -200)
    R2^2/D10^2  : 5.83609E-05    (-5.83098e-05   -5.83098e-05)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  0.000e+00   0.000e+00
    25- 50  0.000e+00   0.000e+00
    50-150  0.000e+00   0.000e+00
    15-150  0.000e+00   0.000e+00
    

    Peak spectrum fit

    Power-law model
    Time interval is from    0.000 sec. to    1.024 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 2.95514     ( -0.792399   0.958789 )
    Norm@50keV  : 2.64568E-03    ( -0.00166081   0.00215331 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          74.04 using 59 PHA bins.
    # Reduced chi-squared =          1.299 for     57 degrees of freedom 
    # Null hypothesis probability =   6.410266e-02
     
    Photon flux (15-150 keV)    in 1.024 sec: 0.704350 ( -0.249372  0.252236 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.19015e-08 ( -1.32126e-08  1.59121e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    0.000 sec. to    1.024 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.00000     (     )
    Epeak [keV] : 50.0000      (   )
    Norm@50keV  : 1.25237E-02    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          81.24 using 59 PHA bins.
    # Reduced chi-squared =          1.451 for     56 degrees of freedom 
    # Null hypothesis probability =   1.539935e-02
     
    Photon flux (15-150 keV)    in 1.024 sec: 0.777309 0.776633 (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.12345e-16 ( 0  0 ) ergs/cm2
     
    
    Band function
    Time interval is from    0.000 sec. to    1.024 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 3.95953   ( 1.15363   1.15363 )
    beta        : -9.37167    ( 8.85351   5.74751 )
    Epeak [keV] : 19.7611      ( -3.80928 4.57161 )
    Norm@50keV   : 915.171    ( -932.519   6222.76 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          66.59 using 59 PHA bins.
    # Reduced chi-squared =          1.211 for     55 degrees of freedom 
    # Null hypothesis probability =   1.359856e-01
     
    Photon flux (15-150 keV)    in 1.024 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]    : 4.57199  (-0.95007  1.22916)
    R^2/D10^2   : 10.1051  (-10.0005   20.7584)
    (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  1.735e-08   1.051e-08
    25- 50  9.025e-09   6.292e-09
    50-150  2.334e-10   2.542e-10
    15-150  2.661e-08   1.566e-08
    
    Thermal bremsstrahlung (OTTB)
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 13.4652       (-5.31287      14.1107)
    Norm        : 14.4398       (-4.87584     4.87584)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.560e-08   2.099e-08
    25- 50  9.583e-09   2.058e-08
    50-150  1.357e-09   9.533e-09
    15-150  2.654e-08   5.688e-08
    
    Double BB
    XSPEC12>exit
     XSPEC: quit
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 4.51718        (-0.9354      1.24309)
    R1^2/D10^2  : 10.5539        (-9.89062      20.8641)
    kT2 [keV]   : 200.000        (-200      -200)
    R2^2/D10^2  : 5.83609E-05    (-5.83098e-05   -5.83098e-05)
    ------------------------------------------------------------
     Reduced chi-squared = 
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  0.000e+00   0.000e+00
    25- 50  0.000e+00   0.000e+00
    50-150  0.000e+00   0.000e+00
    15-150  0.000e+00   0.000e+00
    

    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: 2.95514     ( -0.792399   0.958789 )
    Norm@50keV  : 2.64568E-03    ( -0.00166081   0.00215331 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          74.04 using 59 PHA bins.
    # Reduced chi-squared =          1.299 for     57 degrees of freedom 
    # Null hypothesis probability =   6.410266e-02
     
    Photon flux (15-150 keV)    in 1.024 sec: 0.704350 ( -0.249372  0.252236 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 3.19015e-08 ( -1.32126e-08  1.59121e-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  : 1.25237E-02    (     )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          81.24 using 59 PHA bins.
    # Reduced chi-squared =          1.451 for     56 degrees of freedom 
    # Null hypothesis probability =   1.539935e-02
     
    Photon flux (15-150 keV)    in 1.024 sec: 0.777309 0.776633 (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.12345e-16 ( 0  0 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 3.95953   ( 1.15363   1.15363 )
    beta        : -9.37167    ( 8.85351   5.74751 )
    Epeak [keV] : 19.7611      ( -3.80928 4.57161 )
    Norm@50keV   : 915.171    ( -932.519   6222.76 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          66.59 using 59 PHA bins.
    # Reduced chi-squared =          1.211 for     55 degrees of freedom 
    # Null hypothesis probability =   1.359856e-01
     
    Photon flux (15-150 keV)    in 1.024 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)  = 1.07e-08
    S(50-100 keV) = 5.50e-09
    

    T90 vs. Hardness ratio plot

    T90                                   = 1.0239999294281 sec.
    Hardness ratio (energy fluence ratio) = 0.514019
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 0.248168
    Count Ratio (50-100 keV) / (15-25 keV) = 0.00945169
    

    Mask shadow pattern

    IMX = 9.337969050607864E-01, IMY = 8.892400256863661E-02
    

    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:
    -239.320000 -55.167700
    -54.320000 -8.320000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    135.5751 -40.5569    4.3  26.5  145.7   1.7194   2.7    2.1	Vela X-1                      
    170.3363 -60.8312    0.0  10.9   50.7  -0.5310  -1.1   12.5	Cen X-3                       
    186.8394 -62.6501   11.8  15.3   20.4   0.4782   1.0    8.8	GX 301-2                      
    256.0384 -37.9256   23.7  58.9  -18.0  -1.5700  -0.5    5.5	4U 1700-377                   
    108.7940 -37.9250    2.2  45.1  129.2  12.2215   5.2 ------	UNKNOWN                       
    338.1429 -83.1389    2.7  46.7   46.4   7.4827   4.2 ------	UNKNOWN                       
    311.1753 -81.1142    2.9  47.1   40.8   6.3908   4.1 ------	UNKNOWN                       
    144.5402 -31.9548    2.6  26.7  170.9   2.4656   4.4 ------	UNKNOWN                       
    266.2316 -49.6244    3.1  56.9   -1.8   8.4973   3.7 ------	UNKNOWN                       
    162.2982 -13.2530    2.4  37.4 -145.7   3.5303   4.8 ------	UNKNOWN                       
    162.4707   2.6306    2.3  53.1 -142.3  11.1532   5.0 ------	UNKNOWN                       
    

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

    Time interval of the image:
    0.000000 1.024000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    135.7603 -40.6312    0.0  26.3  145.7   0.0114   0.8   11.5	Vela X-1                      
    170.3363 -60.8312    0.0  10.9   50.7   0.0191   1.7   12.5	Cen X-3                       
    187.0155 -62.6923    9.6  15.4   20.3   0.0134   1.2   10.9	GX 301-2                      
    255.7754 -37.7827    7.2  58.9  -18.3   0.1233   1.6   10.7	4U 1700-377                   
    219.8611 -73.6804    2.5  31.3   24.6   0.0679   4.6 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    109.780600 519.260000
    520.680000 747.400000
    748.680000 962.778900
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    170.4221 -60.5082  210.7  38.1 -165.0   0.0930   0.1    7.6	Cen X-3                       
    186.8281 -62.8223    4.0  30.0 -164.4   4.3276   2.9    5.6	GX 301-2                      
    245.0101 -15.6332    0.8  39.2  -35.3  28.7372  13.6    1.8	Sco X-1                       
    255.8107 -37.9417    6.7  18.4   -7.5   2.1422   1.7   10.2	4U 1700-377                   
    256.3765 -36.5555   66.0  19.9   -7.6  -0.2281  -0.2    8.4	GX 349+2                      
    263.1272 -24.8144    4.5  32.9   -4.0   3.8733   2.6    7.6	GX 1+4                        
    264.7811 -44.3372   10.4  16.5   23.2   1.3111   1.1    7.0	4U 1735-44                    
    268.4472  -1.4774    8.0  56.7   -6.9   5.6977   1.4    5.0	SW J1753.5-0127               
    270.3829 -25.0286    5.3  35.2    7.0   3.8892   2.2    6.2	GX 5-1                        
    270.1270 -25.8372   11.8  34.4    7.3  -1.6822  -1.0   11.0	GRS 1758-258                  
    273.9364 -13.8918   21.3  46.7    4.8   1.3550   0.5    9.6	GX 17+2                       
    275.9218 -30.3589    5.3  32.9   19.3   4.2561   2.1    0.5	H1820-303                     
    284.9673 -24.9084   24.4  41.9   25.5   1.5494   0.5    3.8	HT1900.1-2455                 
    263.1186 -33.8552  204.8  24.5    3.2  -0.0808  -0.1    6.6	GX 354-0                      
    282.5592 -16.1807    3.5  48.2   16.4   8.3127   3.3 ------	UNKNOWN                       
    276.3629  -4.1252    2.9  56.7    3.1  14.1397   4.0 ------	UNKNOWN                       
    203.1440 -44.4409    3.3  28.5 -121.5   5.6657   3.6 ------	UNKNOWN                       
    
    Plot creation:
    Thu Oct 16 19:22:42 EDT 2025