! Started logfile: /image_prod/ug002_uva//J0831+0847_X_dfm.log on Wed Mar 4 22:24:56 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//J0831+0847_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0831+0847_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.991111 visibilities/baseline/integration-bin. ! Found source: J0831+0847 ! ! 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 32112 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 J0831+0847_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. ! ! 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=1.003013Jy sigma=9.709820 ! Fit after self-cal, rms=0.941073Jy sigma=9.095862 ! 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=0.7279 mas, bmaj=1.7 mas, bpa=-2.107 degrees ! Estimated noise=0.815213 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 = 0.0445156 Jy ! Component: 100 - total flux cleaned = 0.0558716 Jy ! Total flux subtracted in 100 components = 0.0558716 Jy ! Clean residual min=-0.003417 max=0.008119 Jy/beam ! Clean residual mean=-0.000004 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.0558716 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0558716 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=0.056163Jy sigma=0.510080 ! Fit after self-cal, rms=0.055270Jy sigma=0.501860 ! Inverting map ! Added new window around map position (1.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00782296 Jy ! Component: 100 - total flux cleaned = 0.0122978 Jy ! Total flux subtracted in 100 components = 0.0122978 Jy ! Clean residual min=-0.002536 max=0.003724 Jy/beam ! Clean residual mean=-0.000002 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.0681694 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.0681694 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=0.053842Jy sigma=0.485509 ! Fit after self-cal, rms=0.053750Jy sigma=0.484521 ! 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=0.9214 mas, bmaj=2.013 mas, bpa=-2.811 degrees ! Estimated noise=0.414895 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 = 0.00519956 Jy ! Component: 100 - total flux cleaned = 0.00797055 Jy ! Component: 150 - total flux cleaned = 0.00967354 Jy ! Component: 200 - total flux cleaned = 0.0108061 Jy ! Total flux subtracted in 200 components = 0.0108061 Jy ! Clean residual min=-0.002244 max=0.003130 Jy/beam ! Clean residual mean=-0.000001 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.0789755 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 25 components and 0.0789755 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=0.053283Jy sigma=0.479038 ! Fit after self-cal, rms=0.053230Jy sigma=0.478541 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9214 x 2.013 at -2.811 degrees (North through East) ! Clean map min=-0.0021211 max=0.058863 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.22 HN 0.98 KP 1.00 ! LA 0.99 MK 0.98 NL 1.15 OV 0.88 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.21 HN 1.05 KP 1.00 ! LA 0.98 MK 1.05 NL 1.11 OV 0.91 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.24 HN 1.02 KP 1.01 ! LA 1.02 MK 1.02 NL 1.04 OV 0.88 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.23 HN 1.04 KP 0.98 ! LA 0.98 MK 1.01 NL 1.05 OV 0.91 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.22 HN 1.02 KP 1.01 ! LA 1.02 MK 0.99 NL 1.10 OV 0.87 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.24 HN 1.02 KP 0.99 ! LA 1.04 MK 0.97 NL 1.11 OV 0.81 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.22 HN 1.04 KP 1.00 ! LA 0.97 MK 1.05 NL 1.09 OV 0.88 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.27 HN 0.99 KP 1.01 ! LA 1.01 MK 1.02 NL 1.10 OV 0.85 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.20 HN 0.92 KP 1.05 ! LA 0.98 MK 1.02 NL 1.11 OV 0.89 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.26 HN 0.95 KP 1.03 ! LA 0.95 MK 1.04 NL 1.10 OV 0.92 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.33 HN 0.99 KP 1.02 ! LA 0.99 MK 0.97 NL 1.09 OV 0.85 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.22 HN 1.07 KP 1.01 ! LA 1.03 MK 0.99 NL 1.08 OV 0.88 ! PT 0.87 SC 0.93 ! ! ! Fit before self-cal, rms=0.053230Jy sigma=0.478541 ! Fit after self-cal, rms=0.052615Jy sigma=0.471119 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9196 mas, bmaj=2 mas, bpa=-2.014 degrees ! Estimated noise=0.41171 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 = 0.000299818 Jy ! Component: 100 - total flux cleaned = 0.000220435 Jy ! Component: 150 - total flux cleaned = 0.000265399 Jy ! Component: 200 - total flux cleaned = 0.00032625 Jy ! Total flux subtracted in 200 components = 0.00032625 Jy ! Clean residual min=-0.001897 max=0.002010 Jy/beam ! Clean residual mean=-0.000003 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.0793017 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.0793017 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=0.052588Jy sigma=0.470879 ! Fit after self-cal, rms=0.052641Jy sigma=0.470593 ! 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=0.052641Jy sigma=0.470593 ! Fit after self-cal, rms=0.055724Jy sigma=0.461646 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9171 mas, bmaj=1.984 mas, bpa=-1.747 degrees ! Estimated noise=0.412262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000240114 Jy ! Component: 100 - total flux cleaned = 0.000196286 Jy ! Component: 150 - total flux cleaned = 0.000133102 Jy ! Component: 200 - total flux cleaned = 0.000120211 Jy ! Total flux subtracted in 200 components = 0.000120211 Jy ! Clean residual min=-0.000789 max=0.000780 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0794219 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0794219 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=0.055710Jy sigma=0.461513 ! Fit after self-cal, rms=0.055820Jy sigma=0.461257 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 = -4.69579e-05 Jy ! Component: 100 - total flux cleaned = -5.92641e-05 Jy ! Component: 150 - total flux cleaned = -6.91706e-05 Jy ! Component: 200 - total flux cleaned = -8.78012e-05 Jy ! Total flux subtracted in 200 components = -8.78012e-05 Jy ! Clean residual min=-0.000782 max=0.000786 Jy/beam ! Clean residual mean=0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0793341 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.0793341 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=0.055814Jy sigma=0.461209 ! Fit after self-cal, rms=0.055812Jy sigma=0.461198 ! 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=0.055812Jy sigma=0.461198 ! Fit after self-cal, rms=0.056162Jy sigma=0.461143 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9151 mas, bmaj=1.981 mas, bpa=-1.645 degrees ! Estimated noise=0.411158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.37554e-05 Jy ! Component: 100 - total flux cleaned = -0.000109963 Jy ! Component: 150 - total flux cleaned = -0.000136942 Jy ! Component: 200 - total flux cleaned = -0.000144768 Jy ! Total flux subtracted in 200 components = -0.000144768 Jy ! Clean residual min=-0.000737 max=0.000783 Jy/beam ! Clean residual mean=0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0791894 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.0791894 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=0.056157Jy sigma=0.461101 ! Fit after self-cal, rms=0.056162Jy sigma=0.461091 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 (-24.2, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000738482 Jy ! Component: 100 - total flux cleaned = 0.00104605 Jy ! Component: 150 - total flux cleaned = 0.00106062 Jy ! Component: 200 - total flux cleaned = 0.00109615 Jy ! Total flux subtracted in 200 components = 0.00109615 Jy ! Clean residual min=-0.000693 max=0.000705 Jy/beam ! Clean residual mean=0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0802855 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 0.0802855 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=0.056149Jy sigma=0.460976 ! Fit after self-cal, rms=0.056149Jy sigma=0.460968 ! 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=0.056149Jy sigma=0.460968 ! Fit after self-cal, rms=0.056095Jy sigma=0.460957 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.167 mas, bmaj=3.082 mas, bpa=-3.448 degrees ! Estimated noise=0.504948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000271543 Jy ! Component: 100 - total flux cleaned = 0.000350448 Jy ! Component: 150 - total flux cleaned = 0.000363455 Jy ! Component: 200 - total flux cleaned = 0.000368835 Jy ! Total flux subtracted in 200 components = 0.000368835 Jy ! Clean residual min=-0.000835 max=0.000693 Jy/beam ! Clean residual mean=0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0806544 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.0806543 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=0.056094Jy sigma=0.460939 ! Fit after self-cal, rms=0.056095Jy sigma=0.460938 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 = 3.04613e-05 Jy ! Component: 100 - total flux cleaned = 3.54535e-05 Jy ! Component: 150 - total flux cleaned = 3.99402e-05 Jy ! Component: 200 - total flux cleaned = 4.39324e-05 Jy ! Total flux subtracted in 200 components = 4.39324e-05 Jy ! Clean residual min=-0.000836 max=0.000683 Jy/beam ! Clean residual mean=0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0806983 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.0806983 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=0.056095Jy sigma=0.460931 ! Fit after self-cal, rms=0.056095Jy sigma=0.460930 ! 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=0.9145 mas, bmaj=1.98 mas, bpa=-1.582 degrees ! Estimated noise=0.410365 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9145 x 1.98 at -1.582 degrees (North through East) ! Clean map min=-0.00065531 max=0.058159 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=0.7217 mas, bmaj=1.669 mas, bpa=-0.6964 degrees ! Estimated noise=0.804915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0445046 Jy ! Component: 100 - total flux cleaned = 0.0579225 Jy ! Component: 150 - total flux cleaned = 0.0653973 Jy ! Component: 200 - total flux cleaned = 0.0698528 Jy ! Total flux subtracted in 200 components = 0.0698528 Jy ! Clean residual min=-0.001875 max=0.002344 Jy/beam ! Clean residual mean=-0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0698528 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 0.0698528 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9145 mas, bmaj=1.98 mas, bpa=-1.582 degrees ! Estimated noise=0.410365 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 = 0.00400619 Jy ! Component: 100 - total flux cleaned = 0.00618588 Jy ! Component: 150 - total flux cleaned = 0.00745263 Jy ! Component: 200 - total flux cleaned = 0.00831459 Jy ! Total flux subtracted in 200 components = 0.00831459 Jy ! Clean residual min=-0.000819 max=0.000733 Jy/beam ! Clean residual mean=0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0781674 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 33 components and 0.0781674 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=2.167 mas, bmaj=3.082 mas, bpa=-3.448 degrees ! Estimated noise=0.504948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00085985 Jy ! Component: 100 - total flux cleaned = 0.00138525 Jy ! Component: 150 - total flux cleaned = 0.00175916 Jy ! Component: 200 - total flux cleaned = 0.00201312 Jy ! Total flux subtracted in 200 components = 0.00201312 Jy ! Clean residual min=-0.000899 max=0.000653 Jy/beam ! Clean residual mean=0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0801805 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 = 0.000121215 Jy ! Component: 100 - total flux cleaned = 0.000208127 Jy ! Component: 150 - total flux cleaned = 0.000251832 Jy ! Component: 200 - total flux cleaned = 0.000285135 Jy ! Total flux subtracted in 200 components = 0.000285135 Jy ! Clean residual min=-0.000874 max=0.000664 Jy/beam ! Clean residual mean=0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0804657 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 66 components and 0.0804657 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9145 mas, bmaj=1.98 mas, bpa=-1.582 degrees ! Estimated noise=0.410365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.82342e-05 Jy ! Component: 100 - total flux cleaned = 4.25032e-05 Jy ! Component: 150 - total flux cleaned = 2.06421e-05 Jy ! Component: 200 - total flux cleaned = 3.11725e-05 Jy ! Total flux subtracted in 200 components = 3.11725e-05 Jy ! Clean residual min=-0.000721 max=0.000693 Jy/beam ! Clean residual mean=0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0804968 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.0804968 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=0.056096Jy sigma=0.460949 ! Fit after self-cal, rms=0.056093Jy sigma=0.460938 wmodel J0831+0847_X_map.mod ! Writing 78 model components to file: J0831+0847_X_map.mod wobs J0831+0847_X_uvs.fits ! Writing UV FITS file: J0831+0847_X_uvs.fits wwins J0831+0847_X_map.win ! wwins: Wrote 3 windows to J0831+0847_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 = -9.86474e-07 Jy ! Component: 100 - total flux cleaned = 1.18797e-05 Jy ! Component: 150 - total flux cleaned = -1.20084e-05 Jy ! Component: 200 - total flux cleaned = -2.34729e-05 Jy ! Component: 250 - total flux cleaned = -3.50029e-05 Jy ! Component: 300 - total flux cleaned = -4.64158e-05 Jy ! Component: 350 - total flux cleaned = -5.75332e-05 Jy ! Component: 400 - total flux cleaned = -6.8459e-05 Jy ! Component: 450 - total flux cleaned = -0.000121851 Jy ! Component: 500 - total flux cleaned = -0.000142702 Jy ! Component: 550 - total flux cleaned = -0.000142647 Jy ! Component: 600 - total flux cleaned = -0.000183438 Jy ! Component: 650 - total flux cleaned = -0.000163349 Jy ! Component: 700 - total flux cleaned = -0.000173523 Jy ! Component: 750 - total flux cleaned = -0.000213249 Jy ! Component: 800 - total flux cleaned = -0.000203432 Jy ! Component: 850 - total flux cleaned = -0.000184072 Jy ! Component: 900 - total flux cleaned = -0.000184171 Jy ! Component: 950 - total flux cleaned = -0.000193609 Jy ! Component: 1000 - total flux cleaned = -0.000174796 Jy ! Component: 1050 - total flux cleaned = -0.000212253 Jy ! Component: 1100 - total flux cleaned = -0.000203049 Jy ! Component: 1150 - total flux cleaned = -0.000248766 Jy ! Component: 1200 - total flux cleaned = -0.000221487 Jy ! Component: 1250 - total flux cleaned = -0.000230606 Jy ! Component: 1300 - total flux cleaned = -0.000257341 Jy ! Component: 1350 - total flux cleaned = -0.000257314 Jy ! Component: 1400 - total flux cleaned = -0.000274834 Jy ! Component: 1450 - total flux cleaned = -0.000283547 Jy ! Component: 1500 - total flux cleaned = -0.000266171 Jy ! Component: 1550 - total flux cleaned = -0.000274863 Jy ! Component: 1600 - total flux cleaned = -0.000291918 Jy ! Component: 1650 - total flux cleaned = -0.000317338 Jy ! Component: 1700 - total flux cleaned = -0.0003172 Jy ! Component: 1750 - total flux cleaned = -0.000317265 Jy ! Component: 1800 - total flux cleaned = -0.000333857 Jy ! Component: 1850 - total flux cleaned = -0.000325513 Jy ! Component: 1900 - total flux cleaned = -0.000317236 Jy ! Component: 1950 - total flux cleaned = -0.000349862 Jy ! Component: 2000 - total flux cleaned = -0.000349768 Jy ! Component: 2050 - total flux cleaned = -0.000365875 Jy ! Component: 2100 - total flux cleaned = -0.000389852 Jy ! Component: 2150 - total flux cleaned = -0.000358134 Jy ! Component: 2200 - total flux cleaned = -0.000381863 Jy ! Component: 2250 - total flux cleaned = -0.000413181 Jy ! Component: 2300 - total flux cleaned = -0.000366451 Jy ! Component: 2350 - total flux cleaned = -0.000397434 Jy ! Component: 2400 - total flux cleaned = -0.000397404 Jy ! Component: 2450 - total flux cleaned = -0.000389803 Jy ! Component: 2500 - total flux cleaned = -0.000420135 Jy ! Component: 2550 - total flux cleaned = -0.000397484 Jy ! Component: 2600 - total flux cleaned = -0.000397549 Jy ! Component: 2650 - total flux cleaned = -0.000382668 Jy ! Component: 2700 - total flux cleaned = -0.000419714 Jy ! Component: 2750 - total flux cleaned = -0.000412344 Jy ! Component: 2800 - total flux cleaned = -0.000397751 Jy ! Component: 2850 - total flux cleaned = -0.000412413 Jy ! Component: 2900 - total flux cleaned = -0.000412397 Jy ! Component: 2950 - total flux cleaned = -0.000419659 Jy ! Component: 3000 - total flux cleaned = -0.00041254 Jy ! Component: 3050 - total flux cleaned = -0.000412556 Jy ! Component: 3100 - total flux cleaned = -0.000384171 Jy ! Component: 3150 - total flux cleaned = -0.000419487 Jy ! Component: 3200 - total flux cleaned = -0.000426482 Jy ! Component: 3250 - total flux cleaned = -0.000405498 Jy ! Component: 3300 - total flux cleaned = -0.000419427 Jy ! Component: 3350 - total flux cleaned = -0.00041249 Jy ! Component: 3400 - total flux cleaned = -0.000412469 Jy ! Component: 3450 - total flux cleaned = -0.000439935 Jy ! Component: 3500 - total flux cleaned = -0.000439888 Jy ! Component: 3550 - total flux cleaned = -0.000439921 Jy ! Component: 3600 - total flux cleaned = -0.000453402 Jy ! Component: 3650 - total flux cleaned = -0.000466896 Jy ! Component: 3700 - total flux cleaned = -0.00045345 Jy ! Component: 3750 - total flux cleaned = -0.000486821 Jy ! Component: 3800 - total flux cleaned = -0.000526636 Jy ! Component: 3850 - total flux cleaned = -0.000526677 Jy ! Component: 3900 - total flux cleaned = -0.000546444 Jy ! Component: 3950 - total flux cleaned = -0.000566043 Jy ! Component: 4000 - total flux cleaned = -0.00055958 Jy ! Component: 4050 - total flux cleaned = -0.00054001 Jy ! Total flux subtracted in 4096 components = -0.000552973 Jy ! Clean residual min=-0.000382 max=0.000419 Jy/beam ! Clean residual mean=0.000001 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0799438 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 400 components and 0.0799439 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0831+0847_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9145 x 1.98 at -1.582 degrees (North through East) ! Clean map min=-0.00053158 max=0.05829 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0831+0847_X_map.fits wmodel /image_prod/ug002_uva//J0831+0847_X_map.mod ! Writing 400 model components to file: /image_prod/ug002_uva//J0831+0847_X_map.mod wobs /image_prod/ug002_uva//J0831+0847_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0831+0847_X_uvs.fits wwins /image_prod/ug002_uva//J0831+0847_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0831+0847_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0582902 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112593 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.57948 0.57948 1.15896 2.31792 4.63584 9.27168 18.5434 37.0867 74.1734 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 517.705 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0831+0847_X_dfm.log closed on Wed Mar 4 22:25:01 2020