batgrbproduct analysis for trigger=741569

batgrbproduct Analysis for Trigger=741569

Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time (local time): Wed Mar  8 21:08:04 EST 2017
             Host Name: bat1
   Current Working Dir: /local/data/bat1/prebascript/trigger741569/GCN5_download_cron
======================================================================

  Trigger: 00741569      Segment: 000

  BAT Trigger Time: 510637488   [s; MET]
      Trigger Stop: 510637552   [s; MET]
               UTC: 2017-03-08T03:44:29.279320    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 260.069099596068   Dec: -24.8410041548402  [deg; J2000]

     Catalogged Source?: YES
     Point Source?:      YES
     GRB Indicated?:     NO    [ by BAT flight software ]
     Image S/N Ratio:    13.51
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    13.51

  Flight Position:   [ source = BAT ]
    RA: 260.069099596068   Dec: -24.8410041548402  [deg; J2000]

  Ground Position:   [ source = BAT pre-slew burst ]
    RA: 260.071299291252   Dec: -24.8549149837974  [deg; J2000]  
        { 17h 20m 17.1s , -24d 51' 17.7" }
         +/- 1.70883762294637 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.816367779060315 [arcmin] (formal 1-sigma fit error)
    SNR: 14.1477921143852
 
  Angular difference between Flight and Ground position is 0.843198 arcmin
 
  Partial Coding Fraction: 0.8515625    [ including projection effects ]

  Duration
     T90: 64 +/- 
        Measured from: 0
                   to: 64     [s; relative to TRIGTIME]
     T50: 64 +/- 
        Measured from: 0
                   to: 64     [s; relative to TRIGTIME]

    WARNING: battblocks failed.  Used TDRSS fore/background intervals

  Fluence
     Peak Flux  (peak 64 second)
        Measured from: 0     
                   to: 64     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0     
                   to: 64     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.482167   0.669437   0.396170   0.036224
           0.060167   0.054927   0.044759   0.036826 [error]
 Peak      0.482167   0.669437   0.396170   0.036224
           0.060167   0.054927   0.044759   0.036826 [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 1.54e-07 2.46e-07 2.97e-07 7.00e-07 8.99e-07 1.40e-06   erg/cm2
              Error 2.37e-08 2.47e-08 4.25e-08 2.04e-07 1.01e-07 2.44e-07   erg/cm2
Peak flux Power-law 7.92e-02 6.96e-02 4.20e-02 3.82e-02 2.07e-01 2.29e-01   ph/cm2/s
              Error 1.24e-02 7.05e-03 5.80e-03 1.03e-02 2.09e-02 2.28e-02   ph/cm2/s
 
Fluence   Cutoff-PL 1.36e-07 2.78e-07 2.94e-07 1.58e-07 8.14e-07 8.66e-07   erg/cm2
              Error 2.70e-08 3.32e-08 5.08e-08 1.71e-07 1.12e-07 2.04e-07   erg/cm2
Peak flux Cutoff-PL 6.90e-02 7.78e-02 4.26e-02 1.15e-02 1.98e-01 2.01e-01   ph/cm2/s
              Error 1.42e-02 9.21e-03 6.84e-03 1.02e-02 2.16e-02 2.36e-02   ph/cm2/s
 
Fluence        Band 1.35e-07 2.77e-07 2.93e-07 1.99e-07 8.14e-07 9.05e-07   erg/cm2
              Error 3.06e-08 3.68e-08 -------- -------- -------- --------   erg/cm2
Peak flux      Band -------- -------- -------- 2.21e-02 -------- 2.40e-01   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    1.730    0.171    -      -           1.54e-03 1.66e-04   54.720 57
CPL   0.652    0.811      55.5   19.4      6.05e-03 8.06e-03   47.980 56
 
 
=== 1-s peak spectral analysis ===
 
Model Ph_index Ph_90err Epeak  Epeak_90err Norm     Nomr_90err chi2   dof
PL    1.730    0.171    -      -           1.54e-03 1.66e-04   54.720 57
CPL   0.652    0.811      55.5   19.4      6.05e-03 8.06e-03   47.980 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   64.000    0.000   64.000
T90    64.000    0.000   64.000
T50    64.000    0.000   64.000
Peak   64.000    0.000   64.000
  • 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
      260.0713 -24.8549 0.0137   16.8  -62.0       1.5983    14.1  TRIG_00741569       
    ------------------------------------------
     
    Foreground time interval of the image:
      0.000   3.070 (delta_t =   3.070 [sec])
      4.000  64.000 (delta_t =  60.000 [sec])
    Background time interval of the image:
    

    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 64.000000
    

    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 64.000000
    

    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 64.000000
    

    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
    Multiple GTIs in the spectrum
    tstart tstop
    0.000000 3.070200
    4.000000 64.000000
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.73023     ( -0.168936   0.172317 )
    Norm@50keV  : 1.54294E-03    ( -0.000167334   0.000165659 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.72 using 59 PHA bins.
    # Reduced chi-squared =         0.9600 for     57 degrees of freedom 
    # Null hypothesis probability =   5.611258e-01
     
    Photon flux (15-150 keV)    in 63.07 sec: 0.207131 ( -0.0208618  0.0208913 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.9905e-07 ( -1.00614e-07  1.01999e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Multiple GTIs in the spectrum
    tstart tstop
    0.000000 3.070200
    4.000000 64.000000
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.651555     ( -0.886626   0.736152 )
    Epeak [keV] : 55.5379      ( -10.3042 28.5481 )
    Norm@50keV  : 6.04611E-03    ( -0.00361882   0.01251 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          47.98 using 59 PHA bins.
    # Reduced chi-squared =         0.8568 for     56 degrees of freedom 
    # Null hypothesis probability =   7.684319e-01
     
    Photon flux (15-150 keV)    in 63.07 sec: 0.198141 ( -0.021586  0.021656 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.13862e-07 ( -1.08777e-07  1.14295e-07 ) ergs/cm2
     
    
    Band function
    Multiple GTIs in the spectrum
    tstart tstop
    0.000000 3.070200
    4.000000 64.000000
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.54334   ( -5.43322   -4.54334 )
    beta        : -2.06375    ( -0.288151   0.249528 )
    Epeak [keV] : 29.2654      ( -4.03327 4.0603 )
    Norm@50keV   : 38.5116    ( -3.75277   250.132 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.53 using 59 PHA bins.
    # Reduced chi-squared =         0.8278 for     55 degrees of freedom 
    # Null hypothesis probability =   8.149774e-01
     
    Photon flux (15-150 keV)    in 63.07 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.13799e-07 ( 0  0 ) ergs/cm2
     
    
    Single BB
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 11.9891  (-1.3728  1.581)
    R^2/D10^2   : 5.10046E-02  (-0.0188599   0.0293882)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.96 using 59 PHA bins.
    # Reduced chi-squared =          1.070 for     57 degrees of freedom 
    # Null hypothesis probability =   3.354094e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  9.779e-08   1.829e-08
    25- 50  3.074e-07   4.043e-08
    50-150  2.655e-07   6.619e-08
    15-150  6.707e-07   9.338e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 107.722       (-32.6795      62.8197)
    Norm        : 0.908496       (-0.115508     0.139176)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          49.90 using 59 PHA bins.
    # Reduced chi-squared =         0.8754 for     57 degrees of freedom 
    # Null hypothesis probability =   7.362301e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.497e-07   2.059e-08
    25- 50  2.626e-07   3.078e-08
    50-150  4.434e-07   1.875e-07
    15-150  8.557e-07   2.040e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 6.99644        (-1.70287      2.09714)
    R1^2/D10^2  : 0.231158        (-0.130687      0.292004)
    kT2 [keV]   : 20.6840        (-4.94242      11.0104)
    R2^2/D10^2  : 4.58564E-03    (-0.00396532   0.0106275)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.21 using 59 PHA bins.
    # Reduced chi-squared =         0.8220 for     55 degrees of freedom 
    # Null hypothesis probability =   8.240646e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.381e-07   7.789e-08
    25- 50  2.766e-07   1.439e-07
    50-150  4.074e-07   2.323e-07
    15-150  8.221e-07   4.229e-07
    

    Peak spectrum fit

    Power-law model
    Time interval is from    4.000 sec. to   64.000 sec.
     
    Spectral model in power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 1.73023     ( -0.168936   0.172317 )
    Norm@50keV  : 1.54294E-03    ( -0.000167334   0.000165659 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.72 using 59 PHA bins.
    # Reduced chi-squared =         0.9600 for     57 degrees of freedom 
    # Null hypothesis probability =   5.611258e-01
     
    Photon flux (15-150 keV)    in 63.07 sec: 0.207131 ( -0.0208618  0.0208913 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.9905e-07 ( -1.00614e-07  1.01999e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Time interval is from    4.000 sec. to   64.000 sec.
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.651555     ( -0.886626   0.736152 )
    Epeak [keV] : 55.5379      ( -10.3042 28.5481 )
    Norm@50keV  : 6.04611E-03    ( -0.00361882   0.01251 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          47.98 using 59 PHA bins.
    # Reduced chi-squared =         0.8568 for     56 degrees of freedom 
    # Null hypothesis probability =   7.684319e-01
     
    Photon flux (15-150 keV)    in 63.07 sec: 0.198141 ( -0.021586  0.021656 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.13862e-07 ( -1.08777e-07  1.14295e-07 ) ergs/cm2
     
    
    Band function
    Time interval is from    4.000 sec. to   64.000 sec.
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.54334   ( -5.43322   -4.54334 )
    beta        : -2.06375    ( -0.288151   0.249528 )
    Epeak [keV] : 29.2654      ( -4.03327 4.0603 )
    Norm@50keV   : 38.5116    ( -3.75277   250.132 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.53 using 59 PHA bins.
    # Reduced chi-squared =         0.8278 for     55 degrees of freedom 
    # Null hypothesis probability =   8.149774e-01
     
    Photon flux (15-150 keV)    in 63.07 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.13799e-07 ( 0  0 ) ergs/cm2
     
    
    Single BB
     
    Spectral model blackbody:
    ------------------------------------------------------------
    Parameters  : value    Lower 90%  Upper 90%
    kT [keV]    : 11.9891  (-1.3728  1.581)
    R^2/D10^2   : 5.10046E-02  (-0.0188599   0.0293882)
    (R is the radius in km and D10 is the distance to the source in units of 10 kpc)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          60.96 using 59 PHA bins.
    # Reduced chi-squared =          1.070 for     57 degrees of freedom 
    # Null hypothesis probability =   3.354094e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  9.779e-08   1.738e-08
    25- 50  3.074e-07   4.387e-08
    50-150  2.655e-07   6.039e-08
    15-150  6.707e-07   8.432e-08
    
    Thermal bremsstrahlung (OTTB)
     
     
    Spectral model: thermal bremsstrahlung
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT [keV]    : 107.722       (-32.6795      62.8197)
    Norm        : 0.908496       (-0.115508     0.139176)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          49.90 using 59 PHA bins.
    # Reduced chi-squared =         0.8754 for     57 degrees of freedom 
    # Null hypothesis probability =   7.362301e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.497e-07   2.050e-08
    25- 50  2.626e-07   3.176e-08
    50-150  4.434e-07   1.860e-07
    15-150  8.557e-07   2.076e-07
    
    Double BB
     
     
    Spectral model: bbodyrad<1> + bbodyrad<2>
    ------------------------------------------------------------
    Parameters  : value         Lower 90%    Upper 90%
    kT1 [keV]   : 6.99644        (-1.70287      2.09714)
    R1^2/D10^2  : 0.231158        (-0.130687      0.292004)
    kT2 [keV]   : 20.6840        (-4.94242      11.0104)
    R2^2/D10^2  : 4.58564E-03    (-0.00396532   0.0106275)
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.21 using 59 PHA bins.
    # Reduced chi-squared =         0.8220 for     55 degrees of freedom 
    # Null hypothesis probability =   8.240646e-01
     
    Energy  Fluence     90% Error
    [keV]   [erg/cm2]   [erg/cm2]
    15- 25  1.381e-07   7.625e-08
    25- 50  2.766e-07   1.464e-07
    50-150  4.074e-07   2.297e-07
    15-150  8.221e-07   4.251e-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: 1.73023     ( -0.168936   0.172317 )
    Norm@50keV  : 1.54294E-03    ( -0.000167334   0.000165659 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          54.72 using 59 PHA bins.
    # Reduced chi-squared =         0.9600 for     57 degrees of freedom 
    # Null hypothesis probability =   5.611258e-01
     
    Photon flux (15-150 keV)    in 63.07 sec: 0.207131 ( -0.0208618  0.0208913 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.9905e-07 ( -1.00614e-07  1.01999e-07 ) ergs/cm2
     
    
    Cutoff power-law model
    Spectral model in the cutoff power-law:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    Photon index: 0.651555     ( -0.886626   0.736152 )
    Epeak [keV] : 55.5379      ( -10.3042 28.5481 )
    Norm@50keV  : 6.04611E-03    ( -0.00361882   0.01251 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          47.98 using 59 PHA bins.
    # Reduced chi-squared =         0.8568 for     56 degrees of freedom 
    # Null hypothesis probability =   7.684319e-01
     
    Photon flux (15-150 keV)    in 63.07 sec: 0.198141 ( -0.021586  0.021656 ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.13862e-07 ( -1.08777e-07  1.14295e-07 ) ergs/cm2
     
    
    Band function
     
    Spectral model in the Band function:
    ------------------------------------------------------------
    Parameters  : value       lower 90%   higher 90%
    alpha       : 4.54334   ( -5.43322   -4.54334 )
    beta        : -2.06375    ( -0.288151   0.249528 )
    Epeak [keV] : 29.2654      ( -4.03327 4.0603 )
    Norm@50keV   : 38.5116    ( -3.75277   250.132 )
    ------------------------------------------------------------
    #Fit statistic : Chi-Squared =          45.53 using 59 PHA bins.
    # Reduced chi-squared =         0.8278 for     55 degrees of freedom 
    # Null hypothesis probability =   8.149774e-01
     
    Photon flux (15-150 keV)    in 63.07 sec:  (    ) ph/cm2/s
    Energy fluence (15-150 keV)             : 8.13799e-07 ( 0  0 ) ergs/cm2
     
    

    S(25-50 keV) vs. S(50-100 keV) plot

    S(25-50 keV)  = 2.46e-07
    S(50-100 keV) = 2.97e-07
    

    T90 vs. Hardness ratio plot

    T90                                   = 64 sec.
    Hardness ratio (energy fluence ratio) = 1.20732
    

    Color vs. Color plot

    Count Ratio  (25-50 keV) / (15-25 keV) = 1.38839
    Count Ratio (50-100 keV) / (15-25 keV) = 0.821645
    

    Mask shadow pattern

    IMX = 1.414396153895299E-01, IMY = 2.662378671858610E-01
    

    TIME vs. PHA plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 64.000000
    

    TIME vs. DetID plot around the trigger time

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 64.000000
    

    100 us light curve (15-350 keV)

    Blue+Cyan dotted lines: Time interval of the scaled map
    From 0.000000 to 64.000000
    

    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:
     
    

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

    Time interval of the image:
    0.000000 3.070200
    4.000000 64.000000
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    245.1396 -15.5111    0.5   0.1   79.3   2.3330  22.8   12.1	Sco X-1                       
    254.4997  35.2366   10.0  51.5 -178.5   0.3908   1.2    6.7	Her X-1                       
    255.9893 -37.9911    4.9  24.4  -29.1  -0.2538  -2.3    8.8	4U 1700-377                   
    256.5509 -36.5715    6.5  23.4  -31.7  -0.1940  -1.8   10.5	GX 349+2                      
    263.1816 -24.6048    0.0  19.2  -67.0   0.5347   4.5   12.6	GX 1+4                        
    264.5609 -44.3785    4.5  33.2  -33.9   0.3202   2.5    8.9	4U 1735-44                    
    268.2201  -1.5736    0.0  26.6 -127.6   0.1677   1.4   11.5	SW J1753.5-0127               
    270.1170 -25.2226    0.0  25.2  -71.6  -0.0045  -0.0   12.5	GX 5-1                        
    270.1403 -25.6125    0.0  25.4  -70.7  -0.2867  -2.3   11.8	GRS 1758-258                  
    274.1601 -14.0150    5.2  28.0  -97.5   0.3304   2.2    9.1	GX 17+2                       
    275.7983 -30.5151   33.6  31.8  -64.7  -0.0560  -0.3   11.0	H1820-303                     
    284.8821 -24.9528    3.1  38.3  -77.4  -1.1131  -3.8    8.6	HT1900.1-2455                 
    262.8222 -33.7430    4.5  24.2  -46.1  -0.3036  -2.6   10.0	GX 354-0                      
    205.3754  -4.8139    2.3  40.5   92.7   2.5311   5.0 ------	UNKNOWN                       
    260.0713 -24.8549    0.8  16.8  -62.0   1.5985  14.4 ------	UNKNOWN                       
    

    Post-slew image of 15-350 keV band

    Time interval of the image:
    567.300600 579.700590
     
    # RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
    #  [deg]    [deg]    ['] [deg]  [deg]                   [']
    264.8774 -44.5095    3.7  52.7  169.5   0.5575   3.1    6.8	4U 1735-44                    
    156.6530 -73.0914    2.0  31.6   91.9   0.3898   5.8 ------	UNKNOWN                       
     84.9029 -55.0750    2.3  32.9   27.1   0.2494   5.1 ------	UNKNOWN                       
     42.2113 -50.8879    2.1  25.6  -24.9   0.2151   5.5 ------	UNKNOWN                       
     34.2533 -48.1142    2.8  26.9  -37.9   0.1815   4.1 ------	UNKNOWN                       
     39.6340 -30.0986    1.9  45.4  -36.8   0.4411   6.0 ------	UNKNOWN                       
    331.1192 -33.6989    2.0  45.2 -121.4   0.9726   5.8 ------	UNKNOWN                       
    
    Plot creation:
    Wed Mar  8 21:25:08 EST 2017