! Started logfile: /image_prod/ug002_uva//J1819-2036_X_dfm.log on Thu Mar 5 03:41:40 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//J1819-2036_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1819-2036_X_uva.fits ! AN table 1: 75 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.873333 visibilities/baseline/integration-bin. ! Found source: J1819-2036 ! ! 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 22008 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 J1819-2036_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001809Jy sigma=9.861074 ! Fit after self-cal, rms=0.972656Jy sigma=9.574730 ! 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=1.379 mas, bmaj=5.208 mas, bpa=-4.256 degrees ! Estimated noise=1.22487 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 = 0.0212156 Jy ! Component: 100 - total flux cleaned = 0.0262621 Jy ! Total flux subtracted in 100 components = 0.0262621 Jy ! Clean residual min=-0.002746 max=0.003194 Jy/beam ! Clean residual mean=-0.000003 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.0262621 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0262621 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=0.051053Jy sigma=0.473560 ! Fit after self-cal, rms=0.049361Jy sigma=0.456507 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00411349 Jy ! Component: 100 - total flux cleaned = 0.00596611 Jy ! Total flux subtracted in 100 components = 0.00596611 Jy ! Clean residual min=-0.002715 max=0.004268 Jy/beam ! Clean residual mean=0.000000 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.0322283 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0322283 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=0.048833Jy sigma=0.451221 ! Fit after self-cal, rms=0.048816Jy sigma=0.450904 ! 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=1.74 mas, bmaj=5.541 mas, bpa=-3.095 degrees ! Estimated noise=0.492636 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 = 0.00310634 Jy ! Component: 100 - total flux cleaned = 0.00431059 Jy ! Component: 150 - total flux cleaned = 0.00445294 Jy ! Component: 200 - total flux cleaned = 0.00445448 Jy ! Total flux subtracted in 200 components = 0.00445448 Jy ! Clean residual min=-0.002671 max=0.006192 Jy/beam ! Clean residual mean=-0.000000 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.0366827 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 49 components and 0.0366827 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=0.048632Jy sigma=0.449082 ! Fit after self-cal, rms=0.048623Jy sigma=0.448671 ! Inverting map ! Added new window around map position (4.8, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00559427 Jy ! Component: 100 - total flux cleaned = 0.00829923 Jy ! Component: 150 - total flux cleaned = 0.0101438 Jy ! Component: 200 - total flux cleaned = 0.0114481 Jy ! Total flux subtracted in 200 components = 0.0114481 Jy ! Clean residual min=-0.001931 max=0.003523 Jy/beam ! Clean residual mean=-0.000002 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.0481308 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 105 components and 0.0481308 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=0.048019Jy sigma=0.441539 ! Fit after self-cal, rms=0.047618Jy sigma=0.438095 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337882 Jy ! Component: 100 - total flux cleaned = 0.00512432 Jy ! Component: 150 - total flux cleaned = 0.00626419 Jy ! Component: 200 - total flux cleaned = 0.00710101 Jy ! Total flux subtracted in 200 components = 0.00710101 Jy ! Clean residual min=-0.001716 max=0.002530 Jy/beam ! Clean residual mean=-0.000002 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.0552318 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 138 components and 0.0552318 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=0.047377Jy sigma=0.435317 ! Fit after self-cal, rms=0.047227Jy sigma=0.434050 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.74 x 5.541 at -3.095 degrees (North through East) ! Clean map min=-0.0018812 max=0.030235 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.93 KP 1.12 ! LA 1.00 NL 1.03 OV 0.99 PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.27 KP 1.06 ! LA 0.94 NL 1.14 OV 0.98 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 0.98 KP 1.04 ! LA 0.96 NL 1.09 OV 1.00 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.92 KP 1.13 ! LA 1.01 NL 1.15 OV 0.91 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 0.94 KP 1.06 ! LA 0.89 NL 1.11 OV 0.94 PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 0.89 KP 1.04 ! LA 1.00 NL 1.12 OV 0.87 PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.97 KP 1.06 ! LA 0.95 NL 0.99 OV 0.93 PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.87 KP 1.11 ! LA 1.03 NL 1.06 OV 0.90 PT 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 0.85 KP 1.09 ! LA 0.98 NL 1.09 OV 0.84 PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.89 KP 1.03 ! LA 0.99 NL 1.11 OV 0.92 PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 HN 0.81 KP 1.09 ! LA 1.00 NL 1.04 OV 0.90 PT 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 0.80 KP 1.10 ! LA 1.02 NL 0.95 OV 0.91 PT 0.88 ! ! ! Fit before self-cal, rms=0.047227Jy sigma=0.434050 ! Fit after self-cal, rms=0.045681Jy sigma=0.432731 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.714 mas, bmaj=5.619 mas, bpa=-3.106 degrees ! Estimated noise=0.485104 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 = 0.00151833 Jy ! Component: 100 - total flux cleaned = 0.00168333 Jy ! Component: 150 - total flux cleaned = 0.0017153 Jy ! Component: 200 - total flux cleaned = 0.00178513 Jy ! Total flux subtracted in 200 components = 0.00178513 Jy ! Clean residual min=-0.001077 max=0.001934 Jy/beam ! Clean residual mean=-0.000001 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.057017 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 153 components and 0.057017 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=0.045611Jy sigma=0.431876 ! Fit after self-cal, rms=0.045557Jy sigma=0.430946 ! 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=0.045557Jy sigma=0.430946 ! Fit after self-cal, rms=0.045686Jy sigma=0.430361 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.703 mas, bmaj=5.636 mas, bpa=-3.1 degrees ! Estimated noise=0.484042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000857734 Jy ! Component: 100 - total flux cleaned = 0.000673171 Jy ! Component: 150 - total flux cleaned = 0.000649613 Jy ! Component: 200 - total flux cleaned = 0.00068726 Jy ! Total flux subtracted in 200 components = 0.00068726 Jy ! Clean residual min=-0.000941 max=0.001635 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0577042 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 167 components and 0.0577042 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=0.045650Jy sigma=0.429955 ! Fit after self-cal, rms=0.045641Jy sigma=0.429451 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 (-3.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153762 Jy ! Component: 100 - total flux cleaned = 0.00214797 Jy ! Component: 150 - total flux cleaned = 0.00237118 Jy ! Component: 200 - total flux cleaned = 0.00254847 Jy ! Total flux subtracted in 200 components = 0.00254847 Jy ! Clean residual min=-0.000857 max=0.000929 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0602527 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 197 components and 0.0602527 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=0.045583Jy sigma=0.428794 ! Fit after self-cal, rms=0.045538Jy sigma=0.428545 ! Inverting map ! Added new window around map position (-20.6, 24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000848272 Jy ! Component: 100 - total flux cleaned = 0.00124296 Jy ! Component: 150 - total flux cleaned = 0.00153528 Jy ! Component: 200 - total flux cleaned = 0.00163442 Jy ! Total flux subtracted in 200 components = 0.00163442 Jy ! Clean residual min=-0.000691 max=0.000790 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0618871 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 220 components and 0.0618871 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=0.045507Jy sigma=0.428218 ! Fit after self-cal, rms=0.045493Jy sigma=0.428134 ! 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=0.045493Jy sigma=0.428134 ! Fit after self-cal, rms=0.045540Jy sigma=0.427968 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.696 mas, bmaj=5.642 mas, bpa=-3.029 degrees ! Estimated noise=0.481979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000570944 Jy ! Component: 100 - total flux cleaned = 0.000795727 Jy ! Component: 150 - total flux cleaned = 0.000930993 Jy ! Component: 200 - total flux cleaned = 0.00103376 Jy ! Total flux subtracted in 200 components = 0.00103376 Jy ! Clean residual min=-0.000636 max=0.000725 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0629209 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 240 components and 0.0629209 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=0.045520Jy sigma=0.427780 ! Fit after self-cal, rms=0.045541Jy sigma=0.427692 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 = 0.000361686 Jy ! Component: 100 - total flux cleaned = 0.000397225 Jy ! Component: 150 - total flux cleaned = 0.000428601 Jy ! Component: 200 - total flux cleaned = 0.000486257 Jy ! Total flux subtracted in 200 components = 0.000486257 Jy ! Clean residual min=-0.000636 max=0.000731 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0634071 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 254 components and 0.0634071 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=0.045528Jy sigma=0.427574 ! Fit after self-cal, rms=0.045515Jy sigma=0.427472 ! Inverting map ! Added new window around map position (-30.6, 25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000598496 Jy ! Component: 100 - total flux cleaned = 0.000948642 Jy ! Component: 150 - total flux cleaned = 0.00119594 Jy ! Component: 200 - total flux cleaned = 0.00134622 Jy ! Total flux subtracted in 200 components = 0.00134622 Jy ! Clean residual min=-0.000642 max=0.000630 Jy/beam ! Clean residual mean=0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.0647534 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 274 components and 0.0647534 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=0.045499Jy sigma=0.427320 ! Fit after self-cal, rms=0.045496Jy sigma=0.427271 ! 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=0.045496Jy sigma=0.427271 ! Fit after self-cal, rms=0.045330Jy sigma=0.427237 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.507 mas, bmaj=5.889 mas, bpa=2.097 degrees ! Estimated noise=0.503636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000444738 Jy ! Component: 100 - total flux cleaned = 0.000562111 Jy ! Component: 150 - total flux cleaned = 0.00068664 Jy ! Component: 200 - total flux cleaned = 0.000820977 Jy ! Total flux subtracted in 200 components = 0.000820977 Jy ! Clean residual min=-0.000607 max=0.000588 Jy/beam ! Clean residual mean=0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0655744 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 304 components and 0.0655744 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=0.045323Jy sigma=0.427162 ! Fit after self-cal, rms=0.045332Jy sigma=0.427067 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 = 0.000269069 Jy ! Component: 100 - total flux cleaned = 0.000384138 Jy ! Component: 150 - total flux cleaned = 0.000486819 Jy ! Component: 200 - total flux cleaned = 0.000589449 Jy ! Total flux subtracted in 200 components = 0.000589449 Jy ! Clean residual min=-0.000598 max=0.000568 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0661638 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 328 components and 0.0661638 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=0.045326Jy sigma=0.427010 ! Fit after self-cal, rms=0.045326Jy sigma=0.426974 ! 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=1.689 mas, bmaj=5.635 mas, bpa=-3.009 degrees ! Estimated noise=0.480199 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.689 x 5.635 at -3.009 degrees (North through East) ! Clean map min=-0.0009281 max=0.028861 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=1.324 mas, bmaj=5.357 mas, bpa=-4.412 degrees ! Estimated noise=1.17871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212035 Jy ! Component: 100 - total flux cleaned = 0.0300466 Jy ! Component: 150 - total flux cleaned = 0.0357587 Jy ! Component: 200 - total flux cleaned = 0.0400568 Jy ! Total flux subtracted in 200 components = 0.0400568 Jy ! Clean residual min=-0.002855 max=0.003370 Jy/beam ! Clean residual mean=-0.000006 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.0400568 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0400568 Jy ! Inverting map and beam ! Estimated beam: bmin=1.689 mas, bmaj=5.635 mas, bpa=-3.009 degrees ! Estimated noise=0.480199 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 = 0.00522675 Jy ! Component: 100 - total flux cleaned = 0.00899795 Jy ! Component: 150 - total flux cleaned = 0.012021 Jy ! Component: 200 - total flux cleaned = 0.0140144 Jy ! Total flux subtracted in 200 components = 0.0140144 Jy ! Clean residual min=-0.001832 max=0.001838 Jy/beam ! Clean residual mean=-0.000003 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.0540712 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 85 components and 0.0540712 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=2.507 mas, bmaj=5.889 mas, bpa=2.097 degrees ! Estimated noise=0.503636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173071 Jy ! Component: 100 - total flux cleaned = 0.00313131 Jy ! Component: 150 - total flux cleaned = 0.00437162 Jy ! Component: 200 - total flux cleaned = 0.00553688 Jy ! Total flux subtracted in 200 components = 0.00553688 Jy ! Clean residual min=-0.001192 max=0.001080 Jy/beam ! Clean residual mean=-0.000003 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0596081 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 = 0.00100298 Jy ! Component: 100 - total flux cleaned = 0.001833 Jy ! Component: 150 - total flux cleaned = 0.00241999 Jy ! Component: 200 - total flux cleaned = 0.00294708 Jy ! Total flux subtracted in 200 components = 0.00294708 Jy ! Clean residual min=-0.000882 max=0.000793 Jy/beam ! Clean residual mean=-0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0625551 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 165 components and 0.0625551 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.689 mas, bmaj=5.635 mas, bpa=-3.009 degrees ! Estimated noise=0.480199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.65642e-05 Jy ! Component: 100 - total flux cleaned = 0.000507691 Jy ! Component: 150 - total flux cleaned = 0.000996988 Jy ! Component: 200 - total flux cleaned = 0.00121872 Jy ! Total flux subtracted in 200 components = 0.00121872 Jy ! Clean residual min=-0.000773 max=0.000824 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0637739 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 204 components and 0.0637739 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=0.045351Jy sigma=0.427312 ! Fit after self-cal, rms=0.045304Jy sigma=0.427064 wmodel J1819-2036_X_map.mod ! Writing 204 model components to file: J1819-2036_X_map.mod wobs J1819-2036_X_uvs.fits ! Writing UV FITS file: J1819-2036_X_uvs.fits wwins J1819-2036_X_map.win ! wwins: Wrote 5 windows to J1819-2036_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 = 0.000161902 Jy ! Component: 100 - total flux cleaned = 0.000245557 Jy ! Component: 150 - total flux cleaned = 0.00026777 Jy ! Component: 200 - total flux cleaned = 0.000287987 Jy ! Component: 250 - total flux cleaned = 0.000345702 Jy ! Component: 300 - total flux cleaned = 0.000419327 Jy ! Component: 350 - total flux cleaned = 0.000507784 Jy ! Component: 400 - total flux cleaned = 0.000592777 Jy ! Component: 450 - total flux cleaned = 0.000658541 Jy ! Component: 500 - total flux cleaned = 0.000722232 Jy ! Component: 550 - total flux cleaned = 0.00076859 Jy ! Component: 600 - total flux cleaned = 0.000820779 Jy ! Component: 650 - total flux cleaned = 0.000820914 Jy ! Component: 700 - total flux cleaned = 0.000842465 Jy ! Component: 750 - total flux cleaned = 0.00085646 Jy ! Component: 800 - total flux cleaned = 0.000849598 Jy ! Component: 850 - total flux cleaned = 0.000842897 Jy ! Component: 900 - total flux cleaned = 0.000829673 Jy ! Component: 950 - total flux cleaned = 0.000829715 Jy ! Component: 1000 - total flux cleaned = 0.000854968 Jy ! Component: 1050 - total flux cleaned = 0.000848587 Jy ! Component: 1100 - total flux cleaned = 0.000836376 Jy ! Component: 1150 - total flux cleaned = 0.000836362 Jy ! Component: 1200 - total flux cleaned = 0.000824604 Jy ! Component: 1250 - total flux cleaned = 0.000842157 Jy ! Component: 1300 - total flux cleaned = 0.000870769 Jy ! Component: 1350 - total flux cleaned = 0.000893289 Jy ! Component: 1400 - total flux cleaned = 0.000882058 Jy ! Component: 1450 - total flux cleaned = 0.000893114 Jy ! Component: 1500 - total flux cleaned = 0.000903954 Jy ! Component: 1550 - total flux cleaned = 0.000914681 Jy ! Component: 1600 - total flux cleaned = 0.000920047 Jy ! Component: 1650 - total flux cleaned = 0.000925312 Jy ! Component: 1700 - total flux cleaned = 0.000925399 Jy ! Component: 1750 - total flux cleaned = 0.000940735 Jy ! Component: 1800 - total flux cleaned = 0.000925715 Jy ! Component: 1850 - total flux cleaned = 0.000925762 Jy ! Component: 1900 - total flux cleaned = 0.000935628 Jy ! Component: 1950 - total flux cleaned = 0.000945342 Jy ! Component: 2000 - total flux cleaned = 0.000945359 Jy ! Component: 2050 - total flux cleaned = 0.000959571 Jy ! Component: 2100 - total flux cleaned = 0.000954838 Jy ! Component: 2150 - total flux cleaned = 0.000950189 Jy ! Component: 2200 - total flux cleaned = 0.00094562 Jy ! Component: 2250 - total flux cleaned = 0.000950194 Jy ! Component: 2300 - total flux cleaned = 0.000950162 Jy ! Component: 2350 - total flux cleaned = 0.000941213 Jy ! Component: 2400 - total flux cleaned = 0.000936831 Jy ! Component: 2450 - total flux cleaned = 0.000936846 Jy ! Component: 2500 - total flux cleaned = 0.000923871 Jy ! Component: 2550 - total flux cleaned = 0.00091962 Jy ! Component: 2600 - total flux cleaned = 0.000915316 Jy ! Component: 2650 - total flux cleaned = 0.000902654 Jy ! Component: 2700 - total flux cleaned = 0.000890152 Jy ! Component: 2750 - total flux cleaned = 0.000881935 Jy ! Component: 2800 - total flux cleaned = 0.000865629 Jy ! Component: 2850 - total flux cleaned = 0.000865661 Jy ! Component: 2900 - total flux cleaned = 0.000853578 Jy ! Component: 2950 - total flux cleaned = 0.000825724 Jy ! Component: 3000 - total flux cleaned = 0.000809926 Jy ! Component: 3050 - total flux cleaned = 0.000802079 Jy ! Component: 3100 - total flux cleaned = 0.000767038 Jy ! Component: 3150 - total flux cleaned = 0.000740016 Jy ! Component: 3200 - total flux cleaned = 0.000728563 Jy ! Component: 3250 - total flux cleaned = 0.000698087 Jy ! Component: 3300 - total flux cleaned = 0.00068295 Jy ! Component: 3350 - total flux cleaned = 0.000664131 Jy ! Component: 3400 - total flux cleaned = 0.000630531 Jy ! Component: 3450 - total flux cleaned = 0.00060827 Jy ! Component: 3500 - total flux cleaned = 0.000586149 Jy ! Component: 3550 - total flux cleaned = 0.000553198 Jy ! Component: 3600 - total flux cleaned = 0.000542303 Jy ! Component: 3650 - total flux cleaned = 0.000516969 Jy ! Component: 3700 - total flux cleaned = 0.000484633 Jy ! Component: 3750 - total flux cleaned = 0.000473916 Jy ! Component: 3800 - total flux cleaned = 0.000456139 Jy ! Component: 3850 - total flux cleaned = 0.000434933 Jy ! Component: 3900 - total flux cleaned = 0.000420887 Jy ! Component: 3950 - total flux cleaned = 0.000403408 Jy ! Component: 4000 - total flux cleaned = 0.00039294 Jy ! Component: 4050 - total flux cleaned = 0.000365253 Jy ! Total flux subtracted in 4096 components = 0.00035494 Jy ! Clean residual min=-0.000233 max=0.000271 Jy/beam ! Clean residual mean=-0.000000 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0641288 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 547 components and 0.0641288 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1819-2036_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.689 x 5.635 at -3.009 degrees (North through East) ! Clean map min=-0.00072297 max=0.028421 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1819-2036_X_map.fits wmodel /image_prod/ug002_uva//J1819-2036_X_map.mod ! Writing 547 model components to file: /image_prod/ug002_uva//J1819-2036_X_map.mod wobs /image_prod/ug002_uva//J1819-2036_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1819-2036_X_uvs.fits wwins /image_prod/ug002_uva//J1819-2036_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1819-2036_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0284215 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.4839e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.684402 0.684402 1.3688 2.73761 5.47522 10.9504 21.9009 43.8017 87.6035 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 438.338 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1819-2036_X_dfm.log closed on Thu Mar 5 03:41:46 2020