! Started logfile: /image_prod/ug002_uva//J1856-2236_X_dfm.log on Thu Mar 5 03:59:42 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//J1856-2236_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1856-2236_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.81037 visibilities/baseline/integration-bin. ! Found source: J1856-2236 ! ! 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 134 lines of history. ! ! Reading 26256 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 J1856-2236_X] 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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002670Jy sigma=8.301355 ! Fit after self-cal, rms=0.963892Jy sigma=7.975622 ! 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=0.6856 mas, bmaj=1.567 mas, bpa=-1.826 degrees ! Estimated noise=1.24975 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 = 0.0295488 Jy ! Component: 100 - total flux cleaned = 0.0377405 Jy ! Total flux subtracted in 100 components = 0.0377405 Jy ! Clean residual min=-0.003697 max=0.004764 Jy/beam ! Clean residual mean=0.000002 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.0377405 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0377405 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=0.067976Jy sigma=0.504671 ! Fit after self-cal, rms=0.066274Jy sigma=0.489904 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00535505 Jy ! Component: 100 - total flux cleaned = 0.006755 Jy ! Total flux subtracted in 100 components = 0.006755 Jy ! Clean residual min=-0.003141 max=0.005100 Jy/beam ! Clean residual mean=0.000004 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.0444955 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0444955 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=0.065940Jy sigma=0.486890 ! Fit after self-cal, rms=0.065911Jy sigma=0.486712 ! Inverting map ! Added new window around map position (5.4, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00498415 Jy ! Component: 100 - total flux cleaned = 0.0078033 Jy ! Total flux subtracted in 100 components = 0.0078033 Jy ! Clean residual min=-0.002723 max=0.003106 Jy/beam ! Clean residual mean=0.000002 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.0522988 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.0522988 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=0.065486Jy sigma=0.481440 ! Fit after self-cal, rms=0.065381Jy sigma=0.480429 ! 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=0.915 mas, bmaj=2.028 mas, bpa=0.996 degrees ! Estimated noise=0.541796 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 = 0.00407621 Jy ! Component: 100 - total flux cleaned = 0.00614893 Jy ! Component: 150 - total flux cleaned = 0.00715969 Jy ! Component: 200 - total flux cleaned = 0.00763924 Jy ! Total flux subtracted in 200 components = 0.00763924 Jy ! Clean residual min=-0.002336 max=0.002607 Jy/beam ! Clean residual mean=-0.000000 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.059938 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 42 components and 0.059938 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=0.065158Jy sigma=0.477685 ! Fit after self-cal, rms=0.065079Jy sigma=0.477018 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.915 x 2.028 at 0.996 degrees (North through East) ! Clean map min=-0.0022263 max=0.040056 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.92 HN 1.04 KP 1.01 ! LA 0.98 MK 1.06 NL 1.18 OV 0.90 ! PT 1.45 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.85 HN 0.93 KP 0.97 ! LA 1.03 MK 1.24 NL 1.18 OV 0.85 ! PT 1.66 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.93 HN 0.88 KP 0.99 ! LA 1.01 MK 0.96 NL 1.12 OV 0.87 ! PT 1.62 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.91 KP 1.11 ! LA 0.95 MK 1.08 NL 1.20 OV 0.86 ! PT 1.45 SC 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.86 HN 0.94 KP 0.97 ! LA 0.93 MK 0.96 NL 1.26 OV 0.86 ! PT 1.81 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 HN 1.09 KP 1.02 ! LA 1.04 MK 1.08 NL 1.24 OV 0.86 ! PT 1.37 SC 0.86 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.89 HN 1.00 KP 0.99 ! LA 0.98 MK 0.95 NL 1.16 OV 0.94 ! PT 1.85 SC 1.13 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.84 HN 1.00 KP 1.11 ! LA 1.00 MK 0.95 NL 1.15 OV 0.92 ! PT 1.43 SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.85 HN 0.96 KP 0.96 ! LA 1.05 MK 1.12 NL 1.15 OV 0.87 ! PT 1.31 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.87 HN 0.96 KP 1.00 ! LA 1.07 MK 1.00 NL 1.15 OV 0.88 ! PT 1.31 SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.78 HN 0.82 KP 0.97 ! LA 0.99 MK 0.83 NL 1.19 OV 0.96 ! PT 1.30 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.89 KP 1.02 ! LA 0.95 MK 0.80 NL 1.21 OV 0.88 ! PT 1.41 SC 0.82 ! ! ! Fit before self-cal, rms=0.065079Jy sigma=0.477018 ! Fit after self-cal, rms=0.065404Jy sigma=0.473056 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9038 mas, bmaj=2.017 mas, bpa=2.061 degrees ! Estimated noise=0.531098 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 (4.2, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204173 Jy ! Component: 100 - total flux cleaned = 0.00307796 Jy ! Component: 150 - total flux cleaned = 0.00316161 Jy ! Component: 200 - total flux cleaned = 0.00310735 Jy ! Total flux subtracted in 200 components = 0.00310735 Jy ! Clean residual min=-0.001190 max=0.001271 Jy/beam ! Clean residual mean=0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0630454 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 63 components and 0.0630454 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=0.065352Jy sigma=0.472346 ! Fit after self-cal, rms=0.065505Jy sigma=0.471476 ! 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=0.065505Jy sigma=0.471476 ! Fit after self-cal, rms=0.066918Jy sigma=0.470856 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.899 mas, bmaj=2.012 mas, bpa=2.092 degrees ! Estimated noise=0.532029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000975557 Jy ! Component: 100 - total flux cleaned = 0.00108007 Jy ! Component: 150 - total flux cleaned = 0.00100925 Jy ! Component: 200 - total flux cleaned = 0.000993546 Jy ! Total flux subtracted in 200 components = 0.000993546 Jy ! Clean residual min=-0.001245 max=0.001207 Jy/beam ! Clean residual mean=0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0640389 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 0.0640389 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=0.066901Jy sigma=0.470667 ! Fit after self-cal, rms=0.066952Jy sigma=0.470444 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 (7, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110378 Jy ! Component: 100 - total flux cleaned = 0.00118451 Jy ! Component: 150 - total flux cleaned = 0.00116412 Jy ! Component: 200 - total flux cleaned = 0.00111169 Jy ! Total flux subtracted in 200 components = 0.00111169 Jy ! Clean residual min=-0.001133 max=0.001062 Jy/beam ! Clean residual mean=0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0651506 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.0651506 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=0.066926Jy sigma=0.470250 ! Fit after self-cal, rms=0.066916Jy sigma=0.470197 ! 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=0.066916Jy sigma=0.470197 ! Fit after self-cal, rms=0.066952Jy sigma=0.470129 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8953 mas, bmaj=2.01 mas, bpa=2.225 degrees ! Estimated noise=0.530257 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417212 Jy ! Component: 100 - total flux cleaned = 0.000418506 Jy ! Component: 150 - total flux cleaned = 0.000402463 Jy ! Component: 200 - total flux cleaned = 0.000373214 Jy ! Total flux subtracted in 200 components = 0.000373214 Jy ! Clean residual min=-0.001043 max=0.001043 Jy/beam ! Clean residual mean=0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0655238 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.0655238 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=0.066939Jy sigma=0.470040 ! Fit after self-cal, rms=0.066945Jy sigma=0.470000 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 (7.4, 29.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000723753 Jy ! Component: 100 - total flux cleaned = 0.000893235 Jy ! Component: 150 - total flux cleaned = 0.00089368 Jy ! Component: 200 - total flux cleaned = 0.000861035 Jy ! Total flux subtracted in 200 components = 0.000861035 Jy ! Clean residual min=-0.000993 max=0.001036 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0663849 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.0663849 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=0.066927Jy sigma=0.469864 ! Fit after self-cal, rms=0.066912Jy sigma=0.469835 ! 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=0.066912Jy sigma=0.469835 ! Fit after self-cal, rms=0.066500Jy sigma=0.469812 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.163 mas, bmaj=4.726 mas, bpa=5.947 degrees ! Estimated noise=0.653602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341731 Jy ! Component: 100 - total flux cleaned = 0.000372022 Jy ! Component: 150 - total flux cleaned = 0.000396553 Jy ! Component: 200 - total flux cleaned = 0.000363123 Jy ! Total flux subtracted in 200 components = 0.000363123 Jy ! Clean residual min=-0.001074 max=0.000955 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.066748 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 131 components and 0.066748 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=0.066495Jy sigma=0.469773 ! Fit after self-cal, rms=0.066494Jy sigma=0.469755 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 = 6.75908e-05 Jy ! Component: 100 - total flux cleaned = 2.28929e-05 Jy ! Component: 150 - total flux cleaned = -7.4819e-06 Jy ! Component: 200 - total flux cleaned = -3.64625e-05 Jy ! Total flux subtracted in 200 components = -3.64625e-05 Jy ! Clean residual min=-0.001092 max=0.000933 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0667115 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 140 components and 0.0667115 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=0.066491Jy sigma=0.469740 ! Fit after self-cal, rms=0.066489Jy sigma=0.469734 ! 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=0.8926 mas, bmaj=2.009 mas, bpa=2.397 degrees ! Estimated noise=0.527986 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8926 x 2.009 at 2.397 degrees (North through East) ! Clean map min=-0.00090062 max=0.039437 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=0.6737 mas, bmaj=1.565 mas, bpa=-0.5513 degrees ! Estimated noise=1.18328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296026 Jy ! Component: 100 - total flux cleaned = 0.0391511 Jy ! Component: 150 - total flux cleaned = 0.0453065 Jy ! Component: 200 - total flux cleaned = 0.0499077 Jy ! Total flux subtracted in 200 components = 0.0499077 Jy ! Clean residual min=-0.002374 max=0.002924 Jy/beam ! Clean residual mean=0.000001 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.0499077 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0499077 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8926 mas, bmaj=2.009 mas, bpa=2.397 degrees ! Estimated noise=0.527986 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 = 0.00478626 Jy ! Component: 100 - total flux cleaned = 0.00811291 Jy ! Component: 150 - total flux cleaned = 0.0105558 Jy ! Component: 200 - total flux cleaned = 0.0124532 Jy ! Total flux subtracted in 200 components = 0.0124532 Jy ! Clean residual min=-0.001320 max=0.001467 Jy/beam ! Clean residual mean=0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0623609 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 47 components and 0.0623609 Jy ! Inverting map ! Added new window around map position (-1, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161624 Jy ! Component: 100 - total flux cleaned = 0.00279155 Jy ! Component: 150 - total flux cleaned = 0.00335221 Jy ! Component: 200 - total flux cleaned = 0.00384523 Jy ! Total flux subtracted in 200 components = 0.00384523 Jy ! Clean residual min=-0.001114 max=0.001111 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0662061 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 61 components and 0.0662061 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=2.163 mas, bmaj=4.726 mas, bpa=5.947 degrees ! Estimated noise=0.653602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000903902 Jy ! Component: 100 - total flux cleaned = 0.00114389 Jy ! Component: 150 - total flux cleaned = 0.00127715 Jy ! Component: 200 - total flux cleaned = 0.00129662 Jy ! Total flux subtracted in 200 components = 0.00129662 Jy ! Clean residual min=-0.001098 max=0.000836 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0675027 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 = -3.03632e-05 Jy ! Component: 100 - total flux cleaned = -0.000118496 Jy ! Component: 150 - total flux cleaned = -0.000200001 Jy ! Component: 200 - total flux cleaned = -0.000263928 Jy ! Total flux subtracted in 200 components = -0.000263928 Jy ! Clean residual min=-0.001058 max=0.000808 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0672388 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 94 components and 0.0672388 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8926 mas, bmaj=2.009 mas, bpa=2.397 degrees ! Estimated noise=0.527986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000144099 Jy ! Component: 100 - total flux cleaned = -0.000265609 Jy ! Component: 150 - total flux cleaned = -0.000376606 Jy ! Component: 200 - total flux cleaned = -0.000458466 Jy ! Total flux subtracted in 200 components = -0.000458466 Jy ! Clean residual min=-0.001030 max=0.000951 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0667803 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 111 components and 0.0667803 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=0.066482Jy sigma=0.469704 ! Fit after self-cal, rms=0.066472Jy sigma=0.469627 wmodel J1856-2236_X_map.mod ! Writing 111 model components to file: J1856-2236_X_map.mod wobs J1856-2236_X_uvs.fits ! Writing UV FITS file: J1856-2236_X_uvs.fits wwins J1856-2236_X_map.win ! wwins: Wrote 6 windows to J1856-2236_X_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 = -9.46345e-05 Jy ! Component: 100 - total flux cleaned = -0.000128455 Jy ! Component: 150 - total flux cleaned = -0.000128293 Jy ! Component: 200 - total flux cleaned = -8.20456e-05 Jy ! Component: 250 - total flux cleaned = -5.24526e-05 Jy ! Component: 300 - total flux cleaned = 1.98963e-05 Jy ! Component: 350 - total flux cleaned = 9.07137e-05 Jy ! Component: 400 - total flux cleaned = 0.000146255 Jy ! Component: 450 - total flux cleaned = 0.000200445 Jy ! Component: 500 - total flux cleaned = 0.000213987 Jy ! Component: 550 - total flux cleaned = 0.000318076 Jy ! Component: 600 - total flux cleaned = 0.000369135 Jy ! Component: 650 - total flux cleaned = 0.000469529 Jy ! Component: 700 - total flux cleaned = 0.000531258 Jy ! Component: 750 - total flux cleaned = 0.000604258 Jy ! Component: 800 - total flux cleaned = 0.00070028 Jy ! Component: 850 - total flux cleaned = 0.000771029 Jy ! Component: 900 - total flux cleaned = 0.000817825 Jy ! Component: 950 - total flux cleaned = 0.000875473 Jy ! Component: 1000 - total flux cleaned = 0.000966524 Jy ! Component: 1050 - total flux cleaned = 0.00102258 Jy ! Component: 1100 - total flux cleaned = 0.00110014 Jy ! Component: 1150 - total flux cleaned = 0.00114396 Jy ! Component: 1200 - total flux cleaned = 0.00117637 Jy ! Component: 1250 - total flux cleaned = 0.00126194 Jy ! Component: 1300 - total flux cleaned = 0.00127254 Jy ! Component: 1350 - total flux cleaned = 0.00136656 Jy ! Component: 1400 - total flux cleaned = 0.001408 Jy ! Component: 1450 - total flux cleaned = 0.00145938 Jy ! Component: 1500 - total flux cleaned = 0.00154044 Jy ! Component: 1550 - total flux cleaned = 0.0016006 Jy ! Component: 1600 - total flux cleaned = 0.00163041 Jy ! Component: 1650 - total flux cleaned = 0.00171893 Jy ! Component: 1700 - total flux cleaned = 0.00178692 Jy ! Component: 1750 - total flux cleaned = 0.00181599 Jy ! Component: 1800 - total flux cleaned = 0.00187338 Jy ! Component: 1850 - total flux cleaned = 0.00193014 Jy ! Component: 1900 - total flux cleaned = 0.00195823 Jy ! Component: 1950 - total flux cleaned = 0.00199544 Jy ! Component: 2000 - total flux cleaned = 0.00200477 Jy ! Component: 2050 - total flux cleaned = 0.00208688 Jy ! Component: 2100 - total flux cleaned = 0.00212308 Jy ! Component: 2150 - total flux cleaned = 0.00213208 Jy ! Component: 2200 - total flux cleaned = 0.00216759 Jy ! Component: 2250 - total flux cleaned = 0.00221164 Jy ! Component: 2300 - total flux cleaned = 0.00222038 Jy ! Component: 2350 - total flux cleaned = 0.00221186 Jy ! Component: 2400 - total flux cleaned = 0.00223761 Jy ! Component: 2450 - total flux cleaned = 0.00228015 Jy ! Component: 2500 - total flux cleaned = 0.00229704 Jy ! Component: 2550 - total flux cleaned = 0.00228865 Jy ! Component: 2600 - total flux cleaned = 0.00234685 Jy ! Component: 2650 - total flux cleaned = 0.00236322 Jy ! Component: 2700 - total flux cleaned = 0.00235506 Jy ! Component: 2750 - total flux cleaned = 0.00236322 Jy ! Component: 2800 - total flux cleaned = 0.00237936 Jy ! Component: 2850 - total flux cleaned = 0.00239535 Jy ! Component: 2900 - total flux cleaned = 0.00239533 Jy ! Component: 2950 - total flux cleaned = 0.00240325 Jy ! Component: 3000 - total flux cleaned = 0.00241888 Jy ! Component: 3050 - total flux cleaned = 0.00246554 Jy ! Component: 3100 - total flux cleaned = 0.00245777 Jy ! Component: 3150 - total flux cleaned = 0.00246553 Jy ! Component: 3200 - total flux cleaned = 0.00248827 Jy ! Component: 3250 - total flux cleaned = 0.0024581 Jy ! Component: 3300 - total flux cleaned = 0.00250306 Jy ! Component: 3350 - total flux cleaned = 0.0024881 Jy ! Component: 3400 - total flux cleaned = 0.00248809 Jy ! Component: 3450 - total flux cleaned = 0.00248071 Jy ! Component: 3500 - total flux cleaned = 0.00248066 Jy ! Component: 3550 - total flux cleaned = 0.00250243 Jy ! Component: 3600 - total flux cleaned = 0.00252404 Jy ! Component: 3650 - total flux cleaned = 0.00249539 Jy ! Component: 3700 - total flux cleaned = 0.0024882 Jy ! Component: 3750 - total flux cleaned = 0.00249536 Jy ! Component: 3800 - total flux cleaned = 0.00253061 Jy ! Component: 3850 - total flux cleaned = 0.0025377 Jy ! Component: 3900 - total flux cleaned = 0.00253761 Jy ! Component: 3950 - total flux cleaned = 0.00257223 Jy ! Component: 4000 - total flux cleaned = 0.0025654 Jy ! Component: 4050 - total flux cleaned = 0.00257226 Jy ! Total flux subtracted in 4096 components = 0.00259278 Jy ! Clean residual min=-0.000438 max=0.000401 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0693731 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 382 components and 0.0693731 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1856-2236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8926 x 2.009 at 2.397 degrees (North through East) ! Clean map min=-0.00067415 max=0.039338 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1856-2236_X_map.fits wmodel /image_prod/ug002_uva//J1856-2236_X_map.mod ! Writing 382 model components to file: /image_prod/ug002_uva//J1856-2236_X_map.mod wobs /image_prod/ug002_uva//J1856-2236_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1856-2236_X_uvs.fits wwins /image_prod/ug002_uva//J1856-2236_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1856-2236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0393378 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113344 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.864392 0.864392 1.72878 3.45757 6.91513 13.8303 27.6605 55.3211 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 347.064 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1856-2236_X_dfm.log closed on Thu Mar 5 03:59:47 2020