! Started logfile: /image_prod/ug002_uva//J1655+1948_X_b_dfm.log on Thu Mar 5 02:59:50 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1655+1948_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1655+1948_X_b_uva.fits ! AN table 1: 83 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.850402 visibilities/baseline/integration-bin. ! Found source: J1655+1948 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 30492 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1655+1948_X_b] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002419Jy sigma=9.342886 ! Fit after self-cal, rms=0.950439Jy sigma=8.852062 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9684 mas, bmaj=1.94 mas, bpa=17.18 degrees ! Estimated noise=1.11356 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0374548 Jy ! Component: 100 - total flux cleaned = 0.049188 Jy ! Total flux subtracted in 100 components = 0.049188 Jy ! Clean residual min=-0.004227 max=0.006285 Jy/beam ! Clean residual mean=0.000005 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.049188 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.049188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057139Jy sigma=0.495608 ! Fit after self-cal, rms=0.055993Jy sigma=0.484730 ! Inverting map ! Added new window around map position (-0.4, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00836367 Jy ! Component: 100 - total flux cleaned = 0.013232 Jy ! Total flux subtracted in 100 components = 0.013232 Jy ! Clean residual min=-0.003339 max=0.003530 Jy/beam ! Clean residual mean=0.000004 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.0624201 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0624201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054504Jy sigma=0.468748 ! Fit after self-cal, rms=0.054417Jy sigma=0.468019 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.191 mas, bmaj=2.125 mas, bpa=14.09 degrees ! Estimated noise=0.463594 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531221 Jy ! Component: 100 - total flux cleaned = 0.00856898 Jy ! Component: 150 - total flux cleaned = 0.0108428 Jy ! Component: 200 - total flux cleaned = 0.0124886 Jy ! Total flux subtracted in 200 components = 0.0124886 Jy ! Clean residual min=-0.001538 max=0.002595 Jy/beam ! Clean residual mean=0.000002 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0749087 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.0749087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053860Jy sigma=0.461975 ! Fit after self-cal, rms=0.053819Jy sigma=0.461599 ! Inverting map ! Added new window around map position (-1.8, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00257041 Jy ! Component: 100 - total flux cleaned = 0.00370986 Jy ! Component: 150 - total flux cleaned = 0.00450017 Jy ! Component: 200 - total flux cleaned = 0.00523518 Jy ! Total flux subtracted in 200 components = 0.00523518 Jy ! Clean residual min=-0.001349 max=0.001692 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0801439 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.0801439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053670Jy sigma=0.460197 ! Fit after self-cal, rms=0.053643Jy sigma=0.459939 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.191 x 2.125 at 14.09 degrees (North through East) ! Clean map min=-0.0013593 max=0.053379 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.06 KP 0.97 ! LA 1.00* NL 1.00 OV 1.04 PT 1.03 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.03 KP 0.99 ! LA 1.00* NL 0.97 OV 0.97 PT 0.99 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 1.01 KP 1.02 ! LA 1.00* NL 0.99 OV 0.96 PT 1.01 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.04 KP 0.98 ! LA 1.00* NL 0.97 OV 1.01 PT 1.00 ! SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.98 KP 1.02 ! LA 1.00* NL 1.03 OV 0.97 PT 0.95 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.97 KP 1.02 ! LA 1.00* NL 0.99 OV 1.01 PT 0.98 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.97 KP 1.02 ! LA 1.00* NL 1.00 OV 0.96 PT 1.01 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.02 KP 1.00 ! LA 1.00* NL 0.97 OV 0.98 PT 1.04 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 HN 1.05 KP 1.02 ! LA 1.00* NL 0.96 OV 0.99 PT 0.99 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.02 KP 0.99 ! LA 1.00* NL 1.02 OV 1.02 PT 0.94 ! SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 0.98 KP 0.96 ! LA 1.00* NL 1.01 OV 0.97 PT 1.03 ! SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.01 KP 0.96 ! LA 1.00* NL 1.00 OV 1.01 PT 0.96 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.053643Jy sigma=0.459939 ! Fit after self-cal, rms=0.052922Jy sigma=0.459345 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.196 mas, bmaj=2.131 mas, bpa=14.16 degrees ! Estimated noise=0.456709 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000490759 Jy ! Component: 100 - total flux cleaned = 0.00102702 Jy ! Component: 150 - total flux cleaned = 0.00148423 Jy ! Component: 200 - total flux cleaned = 0.00182332 Jy ! Total flux subtracted in 200 components = 0.00182332 Jy ! Clean residual min=-0.001268 max=0.001292 Jy/beam ! Clean residual mean=0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0819672 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 72 components and 0.0819672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052883Jy sigma=0.459000 ! Fit after self-cal, rms=0.052890Jy sigma=0.458905 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052890Jy sigma=0.458905 ! Fit after self-cal, rms=0.054134Jy sigma=0.457634 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.196 mas, bmaj=2.128 mas, bpa=14.36 degrees ! Estimated noise=0.460329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000774537 Jy ! Component: 100 - total flux cleaned = 0.00112819 Jy ! Component: 150 - total flux cleaned = 0.0013264 Jy ! Component: 200 - total flux cleaned = 0.00136695 Jy ! Total flux subtracted in 200 components = 0.00136695 Jy ! Clean residual min=-0.001064 max=0.000979 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0833341 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.0833341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054119Jy sigma=0.457497 ! Fit after self-cal, rms=0.054148Jy sigma=0.457430 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000354391 Jy ! Component: 100 - total flux cleaned = 0.00050385 Jy ! Component: 150 - total flux cleaned = 0.000562271 Jy ! Component: 200 - total flux cleaned = 0.000593145 Jy ! Total flux subtracted in 200 components = 0.000593145 Jy ! Clean residual min=-0.001040 max=0.000953 Jy/beam ! Clean residual mean=0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0839273 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 99 components and 0.0839273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054142Jy sigma=0.457379 ! Fit after self-cal, rms=0.054143Jy sigma=0.457368 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054143Jy sigma=0.457368 ! Fit after self-cal, rms=0.055324Jy sigma=0.456573 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.2 mas, bmaj=2.129 mas, bpa=14.37 degrees ! Estimated noise=0.459983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.23762e-05 Jy ! Component: 100 - total flux cleaned = 6.46533e-05 Jy ! Component: 150 - total flux cleaned = 4.44144e-05 Jy ! Component: 200 - total flux cleaned = 3.62012e-05 Jy ! Total flux subtracted in 200 components = 3.62012e-05 Jy ! Clean residual min=-0.000809 max=0.000874 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0839635 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 0.0839635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055318Jy sigma=0.456524 ! Fit after self-cal, rms=0.055348Jy sigma=0.456456 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-27.6, -39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000356436 Jy ! Component: 100 - total flux cleaned = 0.000520931 Jy ! Component: 150 - total flux cleaned = 0.000575504 Jy ! Component: 200 - total flux cleaned = 0.000649799 Jy ! Total flux subtracted in 200 components = 0.000649799 Jy ! Clean residual min=-0.000827 max=0.000827 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0846133 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 135 components and 0.0846133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055330Jy sigma=0.456352 ! Fit after self-cal, rms=0.055331Jy sigma=0.456334 ! Inverting map ! Added new window around map position (-34, 39.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00031042 Jy ! Component: 100 - total flux cleaned = 0.000186737 Jy ! Component: 150 - total flux cleaned = 0.000215097 Jy ! Component: 200 - total flux cleaned = 0.000240727 Jy ! Total flux subtracted in 200 components = 0.000240727 Jy ! Clean residual min=-0.000784 max=0.000732 Jy/beam ! Clean residual mean=0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.084854 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 149 components and 0.0848541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055316Jy sigma=0.456212 ! Fit after self-cal, rms=0.055313Jy sigma=0.456201 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055313Jy sigma=0.456201 ! Fit after self-cal, rms=0.055287Jy sigma=0.456173 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.064 mas, bmaj=2.544 mas, bpa=-1.864 degrees ! Estimated noise=0.525784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.90433e-05 Jy ! Component: 100 - total flux cleaned = -9.59722e-06 Jy ! Component: 150 - total flux cleaned = 5.09249e-05 Jy ! Component: 200 - total flux cleaned = 5.12971e-05 Jy ! Total flux subtracted in 200 components = 5.12971e-05 Jy ! Clean residual min=-0.000742 max=0.000697 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0849053 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 168 components and 0.0849054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055284Jy sigma=0.456142 ! Fit after self-cal, rms=0.055287Jy sigma=0.456134 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.81646e-05 Jy ! Component: 100 - total flux cleaned = -3.92116e-05 Jy ! Component: 150 - total flux cleaned = -3.12091e-05 Jy ! Component: 200 - total flux cleaned = -3.84643e-05 Jy ! Total flux subtracted in 200 components = -3.84643e-05 Jy ! Clean residual min=-0.000725 max=0.000688 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0848669 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 183 components and 0.0848669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055285Jy sigma=0.456119 ! Fit after self-cal, rms=0.055285Jy sigma=0.456115 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.201 mas, bmaj=2.129 mas, bpa=14.28 degrees ! Estimated noise=0.457799 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.201 x 2.129 at 14.28 degrees (North through East) ! Clean map min=-0.0010935 max=0.052784 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9749 mas, bmaj=1.941 mas, bpa=17.71 degrees ! Estimated noise=1.10868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0379563 Jy ! Component: 100 - total flux cleaned = 0.0523577 Jy ! Component: 150 - total flux cleaned = 0.0599236 Jy ! Component: 200 - total flux cleaned = 0.0645003 Jy ! Total flux subtracted in 200 components = 0.0645003 Jy ! Clean residual min=-0.003002 max=0.003591 Jy/beam ! Clean residual mean=0.000003 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.0645003 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0645003 Jy ! Inverting map and beam ! Estimated beam: bmin=1.201 mas, bmaj=2.129 mas, bpa=14.28 degrees ! Estimated noise=0.457799 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488354 Jy ! Component: 100 - total flux cleaned = 0.00815096 Jy ! Component: 150 - total flux cleaned = 0.0105445 Jy ! Component: 200 - total flux cleaned = 0.0123921 Jy ! Total flux subtracted in 200 components = 0.0123921 Jy ! Clean residual min=-0.001231 max=0.001196 Jy/beam ! Clean residual mean=0.000002 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0768924 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 48 components and 0.0768924 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.064 mas, bmaj=2.544 mas, bpa=-1.864 degrees ! Estimated noise=0.525784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221523 Jy ! Component: 100 - total flux cleaned = 0.00366853 Jy ! Component: 150 - total flux cleaned = 0.00462857 Jy ! Component: 200 - total flux cleaned = 0.00517431 Jy ! Total flux subtracted in 200 components = 0.00517431 Jy ! Clean residual min=-0.001131 max=0.000980 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0820667 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000413159 Jy ! Component: 100 - total flux cleaned = 0.000747256 Jy ! Component: 150 - total flux cleaned = 0.00101925 Jy ! Component: 200 - total flux cleaned = 0.00126249 Jy ! Total flux subtracted in 200 components = 0.00126249 Jy ! Clean residual min=-0.000939 max=0.000852 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0833292 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 123 components and 0.0833292 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.201 mas, bmaj=2.129 mas, bpa=14.28 degrees ! Estimated noise=0.457799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000120578 Jy ! Component: 100 - total flux cleaned = 1.25636e-05 Jy ! Component: 150 - total flux cleaned = 0.000181838 Jy ! Component: 200 - total flux cleaned = 0.000312239 Jy ! Total flux subtracted in 200 components = 0.000312239 Jy ! Clean residual min=-0.000788 max=0.000770 Jy/beam ! Clean residual mean=0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0836415 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 149 components and 0.0836415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055313Jy sigma=0.456322 ! Fit after self-cal, rms=0.055301Jy sigma=0.456267 wmodel J1655+1948_X_b_map.mod ! Writing 149 model components to file: J1655+1948_X_b_map.mod wobs J1655+1948_X_b_uvs.fits ! Writing UV FITS file: J1655+1948_X_b_uvs.fits wwins J1655+1948_X_b_map.win ! wwins: Wrote 5 windows to J1655+1948_X_b_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -8.19508e-05 Jy ! Component: 100 - total flux cleaned = -0.00014846 Jy ! Component: 150 - total flux cleaned = -0.000186411 Jy ! Component: 200 - total flux cleaned = -0.000272308 Jy ! Component: 250 - total flux cleaned = -0.000343852 Jy ! Component: 300 - total flux cleaned = -0.000401814 Jy ! Component: 350 - total flux cleaned = -0.000435768 Jy ! Component: 400 - total flux cleaned = -0.000446917 Jy ! Component: 450 - total flux cleaned = -0.000436035 Jy ! Component: 500 - total flux cleaned = -0.000403968 Jy ! Component: 550 - total flux cleaned = -0.000393453 Jy ! Component: 600 - total flux cleaned = -0.000403667 Jy ! Component: 650 - total flux cleaned = -0.000352629 Jy ! Component: 700 - total flux cleaned = -0.000332508 Jy ! Component: 750 - total flux cleaned = -0.000293162 Jy ! Component: 800 - total flux cleaned = -0.000264045 Jy ! Component: 850 - total flux cleaned = -0.000235288 Jy ! Component: 900 - total flux cleaned = -0.000216471 Jy ! Component: 950 - total flux cleaned = -0.000206892 Jy ! Component: 1000 - total flux cleaned = -0.000151573 Jy ! Component: 1050 - total flux cleaned = -0.000133327 Jy ! Component: 1100 - total flux cleaned = -9.74348e-05 Jy ! Component: 1150 - total flux cleaned = -6.1931e-05 Jy ! Component: 1200 - total flux cleaned = -9.43535e-06 Jy ! Component: 1250 - total flux cleaned = -8.66499e-07 Jy ! Component: 1300 - total flux cleaned = 4.20424e-05 Jy ! Component: 1350 - total flux cleaned = 6.74986e-05 Jy ! Component: 1400 - total flux cleaned = 9.27065e-05 Jy ! Component: 1450 - total flux cleaned = 0.000125915 Jy ! Component: 1500 - total flux cleaned = 0.000158725 Jy ! Component: 1550 - total flux cleaned = 0.00015071 Jy ! Component: 1600 - total flux cleaned = 0.000183051 Jy ! Component: 1650 - total flux cleaned = 0.00017512 Jy ! Component: 1700 - total flux cleaned = 0.000182992 Jy ! Component: 1750 - total flux cleaned = 0.000143927 Jy ! Component: 1800 - total flux cleaned = 0.000151722 Jy ! Component: 1850 - total flux cleaned = 0.000113434 Jy ! Component: 1900 - total flux cleaned = 0.000143918 Jy ! Component: 1950 - total flux cleaned = 0.000128772 Jy ! Component: 2000 - total flux cleaned = 9.90151e-05 Jy ! Component: 2050 - total flux cleaned = 9.15479e-05 Jy ! Component: 2100 - total flux cleaned = 6.21977e-05 Jy ! Component: 2150 - total flux cleaned = 3.29818e-05 Jy ! Component: 2200 - total flux cleaned = 3.30327e-05 Jy ! Component: 2250 - total flux cleaned = 4.25411e-06 Jy ! Component: 2300 - total flux cleaned = -3.12436e-05 Jy ! Component: 2350 - total flux cleaned = -5.94526e-05 Jy ! Component: 2400 - total flux cleaned = -8.03901e-05 Jy ! Component: 2450 - total flux cleaned = -0.000108037 Jy ! Component: 2500 - total flux cleaned = -0.000114988 Jy ! Component: 2550 - total flux cleaned = -0.000135523 Jy ! Component: 2600 - total flux cleaned = -0.000142343 Jy ! Component: 2650 - total flux cleaned = -0.000176109 Jy ! Component: 2700 - total flux cleaned = -0.000196173 Jy ! Component: 2750 - total flux cleaned = -0.00020949 Jy ! Component: 2800 - total flux cleaned = -0.000249197 Jy ! Component: 2850 - total flux cleaned = -0.000255703 Jy ! Component: 2900 - total flux cleaned = -0.000281797 Jy ! Component: 2950 - total flux cleaned = -0.000294762 Jy ! Component: 3000 - total flux cleaned = -0.000320584 Jy ! Component: 3050 - total flux cleaned = -0.000314164 Jy ! Component: 3100 - total flux cleaned = -0.000333335 Jy ! Component: 3150 - total flux cleaned = -0.000371249 Jy ! Component: 3200 - total flux cleaned = -0.000371286 Jy ! Component: 3250 - total flux cleaned = -0.000390013 Jy ! Component: 3300 - total flux cleaned = -0.000389962 Jy ! Component: 3350 - total flux cleaned = -0.00039611 Jy ! Component: 3400 - total flux cleaned = -0.000383837 Jy ! Component: 3450 - total flux cleaned = -0.000396084 Jy ! Component: 3500 - total flux cleaned = -0.000396088 Jy ! Component: 3550 - total flux cleaned = -0.000371903 Jy ! Component: 3600 - total flux cleaned = -0.000383945 Jy ! Component: 3650 - total flux cleaned = -0.000395897 Jy ! Component: 3700 - total flux cleaned = -0.000395906 Jy ! Component: 3750 - total flux cleaned = -0.000384112 Jy ! Component: 3800 - total flux cleaned = -0.000378266 Jy ! Component: 3850 - total flux cleaned = -0.000366596 Jy ! Component: 3900 - total flux cleaned = -0.000395637 Jy ! Component: 3950 - total flux cleaned = -0.00040136 Jy ! Component: 4000 - total flux cleaned = -0.000389859 Jy ! Component: 4050 - total flux cleaned = -0.000401258 Jy ! Total flux subtracted in 4096 components = -0.000378504 Jy ! Clean residual min=-0.000373 max=0.000341 Jy/beam ! Clean residual mean=0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.083263 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 436 components and 0.083263 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1655+1948_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.201 x 2.129 at 14.28 degrees (North through East) ! Clean map min=-0.0010275 max=0.052754 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1655+1948_X_b_map.fits wmodel /image_prod/ug002_uva//J1655+1948_X_b_map.mod ! Writing 436 model components to file: /image_prod/ug002_uva//J1655+1948_X_b_map.mod wobs /image_prod/ug002_uva//J1655+1948_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1655+1948_X_b_uvs.fits wwins /image_prod/ug002_uva//J1655+1948_X_b_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1655+1948_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0527541 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.8009e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.557354 0.557354 1.11471 2.22942 4.45883 8.91766 17.8353 35.6706 71.3413 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.052 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 538.257 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1655+1948_X_b_dfm.log closed on Thu Mar 5 02:59:55 2020