batgrbproduct analysis for trigger=1061511

batgrbproduct Analysis for Trigger=1061511

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time (local time): Fri Jul 29 22:45:57 EDT 2022
             Host Name: batproc1
   Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1061511
======================================================================

  Trigger: 01061511      Segment: 000

  BAT Trigger Time: 648877650.368   [s; MET]
      Trigger Stop: 648877655.872   [s; MET]
               UTC: 2021-07-25T03:47:02.938560    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 215.362562229834   Dec: -1.17692971172635  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    8.32
     Image Trigger?:     NO
     Rate S/N Ratio:     23.7907545067406  [ if not an image trigger ]
     Image S/N Ratio:    8.32

  Flight Position:   [ source = BAT ]
    RA: 215.362562229834   Dec: -1.17692971172635  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 215.380754874911   Dec: -1.17698819559185  [deg; J2000]  
        { 14h 21m 31.4s , -01d 10' 37.2" }
         +/- 2.33249921621752 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.03310798753396 [arcmin] (formal 1-sigma fit error)
    SNR: 9.0710818360342
 
  Angular difference between Flight and Ground position is 1.091334 arcmin
 
  Partial Coding Fraction: 0.9296875    [ including projection effects ]

  Duration
     T90: 53.5439999103546 +/- 11.2534979998781
        Measured from: 0.26800000667572
                   to: 53.8119999170303     [s; relative to TRIGTIME]
     T50: 23.0159999132156 +/- 11.5547339072151
        Measured from: 2.86000001430511
                   to: 25.8759999275208     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 1.00800001621246     
                   to: 2.00800001621246     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.824000000953674     
                   to: 59.8639999628067     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.363348   0.413693   0.402415   0.086866
           0.059988   0.057993   0.051317   0.045949 [error]
 Peak      0.022683   0.046439   0.032986   0.019093
           0.007754   0.008035   0.007677   0.006844 [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 8.98e-08 1.83e-07 2.90e-07 1.02e-06 8.07e-07 1.58e-06   erg/cm2
              Error 2.23e-08 2.66e-08 5.01e-08 4.00e-07 1.23e-07 4.33e-07   erg/cm2
Peak flux Power-law 2.11e-01 2.69e-01 2.50e-01 4.09e-01 8.68e-01 1.14e+00   ph/cm2/s
              Error 8.33e-02 6.51e-02 5.93e-02 2.10e-01 1.81e-01 2.60e-01   ph/cm2/s
 
Fluence   Cutoff-PL 9.04e-08 1.83e-07 2.89e-07 1.04e-06 8.07e-07 1.43e-06   erg/cm2
              Error 1.91e-08 2.83e-08 5.28e-08 5.09e-07 1.17e-07 4.21e-07   erg/cm2
Peak flux Cutoff-PL 1.93e-01 2.82e-01 2.60e-01 2.29e-01 8.50e-01 9.64e-01   ph/cm2/s
              Error 9.50e-02 7.88e-02 6.74e-02 2.35e-01 1.90e-01 3.01e-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    1.336    0.248    -      -           1.35e-03 1.81e-04   60.490 57
CPL   1.332    1.262    9998.5    0.0      1.36e-03 1.72e-03   60.490 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.103    0.362    -      -           7.48e-03 1.54e-03   63.480 57
CPL   0.619    0.716     144.0    0.0      1.31e-02 4.42e-02   63.160 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: 7.232000 sec.
T50 in the 50-300 keV band: 4.416000 sec.
 
=== Table of the duration information ==
 
        Value   tstart    tstop
T100   60.688   -0.824   59.864
T90    53.544    0.268   53.812
T50    23.016    2.860   25.876
Peak    1.000    1.008    2.008
  • Click here for the BAT GCN circular template
  • Estimated redshift from machine learning (Ukwatta et al. 2016) - may take a few minute to calcaulte

    Image

    Pre-slew 15.0-350.0 keV image (Event data)

    #   RAcent    DECcent   POSerr    Theta     Phi              Peak Cts       SNR   Name
      215.3808    -1.1770   0.0213    13.0149   -75.9015         1.0691691      9.071 TRIG_01061511                 
     
    Foreground time interval of the image:
     -0.824  57.133 (delta_t =  57.957 [sec])
    Background time interval of the image:
    -239.368  -0.824 (delta_t = 238.544 [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 5.504000
    

    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 5.504000
    

    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 5.504000
    

    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   -0.824 sec. to   59.864 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.33596     ( -0.248265   0.248194 )
    Norm@50keV  : 1.35455E-03    ( -0.000181794   0.000181193 )
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   60.49     using 59 bins.
     Reduced chi-squared = 1.06123
    # Null hypothesis probability of 3.51e-01 with 57 degrees of freedom
     
    Photon flux (15-150 keV)    in 60.69 sec: 0.162723 ( -0.022084  0.022151 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.05557e-07 ( -1.2198e-07  1.23789e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from   -0.824 sec. to   59.864 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.33242     ( -0.865301   1.65878 )
    Epeak [keV] : 9998.49      ( -9998.56 -9998.56 )
    Norm@50keV  : 1.35993E-03    ( -0.00119107   0.00225686 )
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   60.49     using 59 bins.
     Reduced chi-squared = 1.08018
    # Null hypothesis probability of 3.17e-01 with 56 degrees of freedom
     
    Photon flux (15-150 keV)    in 60.69 sec: 0.162943 ( -0.023493  0.022049 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.06801e-07 ( -1.33208e-07  9.99067e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from   -0.824 sec. to   59.864 sec.
     
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       :    (     )
    beta        :     (     )
    Epeak [keV] :       (   )
    Norm@50keV   :     (     )
    ------------------------------------------------------------
     
    Photon flux (15-150 keV)    in  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]    : 18.4552  (-3.27902  4.08893)
    R^2/D10^2   : 9.20994E-03  (-0.00441931   0.00848356)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   75.55     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 5.06e-02 with 57 degrees of freedom
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  3.780e-08   1.172e-08
    25- 50  1.781e-07   4.345e-08
    50-150  4.430e-07   1.234e-07
    15-150  6.589e-07   1.295e-07
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (-57.9221      -200)
    Norm        : 0.669377       (-0.0895028     0.0895028)
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   63.08     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 2.70e-01 with 57 degrees of freedom
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.012e-07   5.650e-08
    25- 50  1.947e-07   1.098e-07
    50-150  4.269e-07   2.365e-07
    15-150  7.228e-07   4.027e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 5.47358        (-1.86205      2.58928)
    R1^2/D10^2  : 0.381799        (-0.293186      1.93598)
    kT2 [keV]   : 26.6446        (-6.23894      12.2306)
    R2^2/D10^2  : 2.43594E-03    (-0.00169399   0.00353145)
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   58.55     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 3.47e-01 with 55 degrees of freedom
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  9.747e-08   5.066e-08
    25- 50  1.679e-07   7.268e-08
    50-150  5.403e-07   2.994e-07
    15-150  8.056e-07   3.559e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from    1.008 sec. to    2.008 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.10294     ( -0.370323   0.35461 )
    Norm@50keV  : 7.48136E-03    ( -0.00153728   0.00153709 )
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   63.48     using 59 bins.
     Reduced chi-squared = 1.11368
    # Null hypothesis probability of 2.59e-01 with 57 degrees of freedom
     
    Photon flux (15-150 keV)    in 1 sec: 0.868036 ( -0.18109  0.181574 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.81538e-08 ( -1.79672e-08  1.83468e-08 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    1.008 sec. to    2.008 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.619317     ( -2.05223   -0.619383 )
    Epeak [keV] : 144.010      ( -144.118 -144.118 )
    Norm@50keV  : 1.31081E-02    ( -0.00701922   0.0814037 )
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   63.16     using 59 bins.
     Reduced chi-squared = 1.12786
    # Null hypothesis probability of 2.38e-01 with 56 degrees of freedom
     
    Photon flux (15-150 keV)    in 1 sec: 0.850379 ( -0.190496  0.188801 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.45865e-08 ( -2.23276e-08  2.07721e-08 ) ergs/cm2
     
    
    Band function
    Time interval is from    1.008 sec. to    2.008 sec.
     
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       :    (     )
    beta        :     (     )
    Epeak [keV] :       (   )
    Norm@50keV   :     (     )
    ------------------------------------------------------------
     
    Photon flux (15-150 keV)    in  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]    : 16.7756  (-4.0883  6.48466)
    R^2/D10^2   : 7.17977E-02  (-0.0467731   0.110347)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   66.16     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 1.90e-01 with 57 degrees of freedom
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  4.130e-09   1.971e-09
    25- 50  1.808e-08   6.343e-09
    50-150  3.617e-08   1.546e-08
    15-150  5.837e-08   2.484e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 200.000       (-73.3321      -200)
    Norm        : 3.52146       (-0.745214     0.745214)
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   67.13     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 1.69e-01 with 57 degrees of freedom
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  8.772e-09   5.230e-09
    25- 50  1.687e-08   9.860e-09
    50-150  3.701e-08   2.145e-08
    15-150  6.265e-08   3.628e-08
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 11.7264        (-3.80996      5.41539)
    R1^2/D10^2  : 0.191089        (-0.123859      0.474263)
    kT2 [keV]   : 183.838        (-185.317      -185.317)
    R2^2/D10^2  : 1.66396E-04    (-8.71088e-05   0.017303)
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   60.55     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 2.83e-01 with 55 degrees of freedom
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  5.873e-09   3.521e-09
    25- 50  1.838e-08   1.094e-08
    50-150  5.335e-08   2.348e-08
    15-150  7.761e-08   3.882e-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: 1.32598     ( -0.24591   0.245366 )
    Norm@50keV  : 1.37603E-03    ( -0.000185898   0.000185405 )
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   60.41     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 3.54e-01 with 57 degrees of freedom
     
    Photon flux (15-150 keV)    in 57.96 sec: 0.164975 ( -0.0225679  0.0226409 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.83242e-07 ( -1.1899e-07  1.20779e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.14702     ( -1.01152   1.30461 )
    Epeak [keV] : 242.987      ( -248.798 -248.798 )
    Norm@50keV  : 1.67408E-03    ( -0.000482166   0.00319426 )
    ------------------------------------------------------------
    #Fit statistic  : Chi-Squared                   60.30     using 59 bins.
     Reduced chi-squared = 
    # Null hypothesis probability of 3.23e-01 with 56 degrees of freedom
     
    Photon flux (15-150 keV)    in 57.96 sec: 0.163401 ( -0.023843  0.023613 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 7.73215e-07 ( -1.29651e-07  1.28103e-07 ) ergs/cm2
     
    
    Band function
     
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       :    (     )
    beta        :     (     )
    Epeak [keV] :       (   )
    Norm@50keV   :     (     )
    ------------------------------------------------------------
     
    Photon flux (15-150 keV)    in  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)  = 1.83e-07
    S(50-100 keV) = 2.90e-07
    

    T90 vs. Hardness ratio plot

    T90                                   = 53.5439999103546 sec.
    Hardness ratio (energy fluence ratio) = 1.5847
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.13856
    Count Ratio (50-100 keV) / (15-25 keV) = 1.10752
    

    Mask shadow pattern

    IMX = 5.630342241130590E-02, IMY = 2.241789332087629E-01
    

    TIME vs. PHA plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 5.504000
    

    TIME vs. DetID plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 5.504000
    

    100 us light curve (15-350 keV)

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 5.504000
    

    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:
    -239.368000 -0.824000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    244.9743 -15.6450    0.5  19.6  111.3   8.0307  21.2    0.4	Sco X-1                       
    254.3303  35.2293    3.7  48.7   21.0   2.3385   3.1    9.2	Her X-1                       
    255.9895 -37.8438   28.7  40.9  136.1   0.3468   0.4    0.1	4U 1700-377                   
    256.5128 -36.3201   17.1  40.1  134.0  -0.5686  -0.7    7.2	GX 349+2                      
    262.8560 -24.6387    0.0  38.6  113.7  -1.0028  -1.1   10.5	GX 1+4                        
    263.1196 -33.7347    4.7  43.0  126.0  -3.0602  -2.5    8.9	GX 354-0                      
    230.5331  46.6659    3.6  53.0   -5.8   2.3633   3.2 ------	UNKNOWN                       
    179.3742 -35.7213    2.9  52.8 -139.4   5.9588   3.9 ------	UNKNOWN                       
    

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

    Time interval of the image:
    -0.824000 57.132590
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    244.8634 -15.5079    4.3  19.5  111.1   0.3937   2.7   10.4	Sco X-1                       
    254.4894  35.3568    9.0  48.8   21.0   0.4216   1.3    1.8	Her X-1                       
    255.9454 -37.7646    4.4  40.8  136.1   0.9395   2.6    5.2	4U 1700-377                   
    256.4600 -36.2844    5.6  40.1  134.0   0.7098   2.0    8.4	GX 349+2                      
    262.9906 -24.8713   13.1  38.8  114.0   0.3662   0.9    7.6	GX 1+4                        
    263.1476 -33.9297    4.0  43.1  126.2  -1.5241  -2.9    9.7	GX 354-0                      
    229.2165 -54.7007    2.5  48.4  170.0   1.5605   4.7 ------	UNKNOWN                       
    215.3808  -1.1770    1.3  13.0  -75.9   1.0687   9.1 ------	UNKNOWN                       
    212.3702  29.5762    1.9  38.7  -29.7   1.0828   6.0 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    94.532600 962.724200
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    244.9718 -15.6559    0.5  32.6   98.6  33.8319  22.8    1.0	Sco X-1                       
    254.5110  35.3469    5.8  51.6   21.6   6.3559   2.0    2.6	Her X-1                       
    229.8727 -21.1124    3.0  24.4  126.3   4.2279   3.8 ------	UNKNOWN                       
    209.7330 -46.4687    3.3  45.6  166.1   7.2792   3.5 ------	UNKNOWN                       
    212.5932 -15.6192    3.8  14.7  171.3   2.4278   3.0 ------	UNKNOWN                       
    217.8624  58.1990    3.9  59.4  -17.9  16.9935   3.0 ------	UNKNOWN                       
    166.1371 -24.2427    3.0  52.9 -139.3  16.5631   3.8 ------	UNKNOWN                       
    182.8805  31.3184    4.0  44.8  -60.0  10.0508   2.9 ------	UNKNOWN                       
    168.8538 -15.3518    2.8  48.0 -129.1  15.3139   4.1 ------	UNKNOWN                       
    
    Plot creation:
    Sat Jul 30 06:54:05 EDT 2022