! Started logfile: /vlbi/sb072/temp_maps//J1018+3542_C_dfm.log on Fri Dec 28 22:59:53 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1018+3542_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1018+3542_C_uva.fits ! AN table 1: 4 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1018+3542 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 192 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1018+3542_C] 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 0.300x0.300 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. ! ! Fit before self-cal, rms=1.233907Jy sigma=54.398574 ! Fit after self-cal, rms=0.333083Jy sigma=14.995603 ! 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=3.023 mas, bmaj=12.19 mas, bpa=9.38 degrees ! Estimated noise=1.7303 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.534877 Jy ! Component: 100 - total flux cleaned = 0.654625 Jy ! Total flux subtracted in 100 components = 0.654625 Jy ! Clean residual min=-0.033983 max=0.042729 Jy/beam ! Clean residual mean=-0.000063 rms=0.014974 Jy/beam ! Combined flux in latest and established models = 0.654625 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.654625 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. ! ! Fit before self-cal, rms=0.078938Jy sigma=3.177797 ! Fit after self-cal, rms=0.078901Jy sigma=3.176821 ! 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=3.413 mas, bmaj=12.25 mas, bpa=9.618 degrees ! Estimated noise=1.23638 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 = 0.0212064 Jy ! Component: 100 - total flux cleaned = 0.028033 Jy ! Component: 150 - total flux cleaned = 0.0308615 Jy ! Component: 200 - total flux cleaned = 0.0337666 Jy ! Total flux subtracted in 200 components = 0.0337666 Jy ! Clean residual min=-0.008867 max=0.008783 Jy/beam ! Clean residual mean=-0.000021 rms=0.003655 Jy/beam ! Combined flux in latest and established models = 0.688392 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 60 components and 0.688392 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. ! ! Fit before self-cal, rms=0.050237Jy sigma=1.969372 ! Fit after self-cal, rms=0.050177Jy sigma=1.967948 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.413 x 12.25 at 9.618 degrees (North through East) ! Clean map min=-0.018143 max=0.64613 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.07 NL 1.07 PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.03 NL 1.05 PT 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 NL 0.96 PT 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.97 NL 1.02 PT 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 NL 1.00 PT 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 NL 1.01 PT 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.00 NL 1.01 PT 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.01 NL 1.00 PT 0.99 ! ! ! Fit before self-cal, rms=0.050177Jy sigma=1.967948 ! Fit after self-cal, rms=0.022928Jy sigma=0.627845 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=12.23 mas, bpa=9.54 degrees ! Estimated noise=1.22645 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 = -0.000381683 Jy ! Component: 100 - total flux cleaned = -0.000722371 Jy ! Component: 150 - total flux cleaned = -0.000523194 Jy ! Component: 200 - total flux cleaned = 6.91332e-05 Jy ! Total flux subtracted in 200 components = 6.91332e-05 Jy ! Clean residual min=-0.000908 max=0.000911 Jy/beam ! Clean residual mean=0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.688461 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 118 components and 0.688461 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. ! ! Fit before self-cal, rms=0.021909Jy sigma=0.568084 ! Fit after self-cal, rms=0.021908Jy sigma=0.567107 ! 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. ! ! Fit before self-cal, rms=0.021908Jy sigma=0.567107 ! Fit after self-cal, rms=0.021936Jy sigma=0.566082 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=12.23 mas, bpa=9.544 degrees ! Estimated noise=1.22659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309389 Jy ! Component: 100 - total flux cleaned = 0.000550332 Jy ! Component: 150 - total flux cleaned = 0.000618911 Jy ! Component: 200 - total flux cleaned = 0.000370883 Jy ! Total flux subtracted in 200 components = 0.000370883 Jy ! Clean residual min=-0.000497 max=0.000497 Jy/beam ! Clean residual mean=-0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.688832 Jy selfcal ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 167 components and 0.688832 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. ! ! Fit before self-cal, rms=0.021747Jy sigma=0.558887 ! Fit after self-cal, rms=0.021746Jy sigma=0.558658 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 = 0.000111328 Jy ! Component: 100 - total flux cleaned = 0.000218041 Jy ! Component: 150 - total flux cleaned = 0.000169265 Jy ! Component: 200 - total flux cleaned = 0.000169207 Jy ! Total flux subtracted in 200 components = 0.000169207 Jy ! Clean residual min=-0.000377 max=0.000374 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.689001 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 208 components and 0.689001 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. ! ! Fit before self-cal, rms=0.021661Jy sigma=0.555445 ! Fit after self-cal, rms=0.021672Jy sigma=0.555342 ! 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. ! ! Fit before self-cal, rms=0.021672Jy sigma=0.555342 ! Fit after self-cal, rms=0.021693Jy sigma=0.554855 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=12.23 mas, bpa=9.547 degrees ! Estimated noise=1.22666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000158326 Jy ! Component: 100 - total flux cleaned = 0.000299283 Jy ! Component: 150 - total flux cleaned = 0.000341646 Jy ! Component: 200 - total flux cleaned = 0.000419135 Jy ! Total flux subtracted in 200 components = 0.000419135 Jy ! Clean residual min=-0.000309 max=0.000309 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.68942 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 248 components and 0.68942 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. ! ! Fit before self-cal, rms=0.021608Jy sigma=0.553079 ! Fit after self-cal, rms=0.021621Jy sigma=0.552965 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 = -0.000191253 Jy ! Component: 100 - total flux cleaned = -0.000223859 Jy ! Component: 150 - total flux cleaned = -0.000255223 Jy ! Component: 200 - total flux cleaned = -0.000239503 Jy ! Total flux subtracted in 200 components = -0.000239503 Jy ! Clean residual min=-0.000249 max=0.000249 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.68918 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 285 components and 0.68918 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. ! ! Fit before self-cal, rms=0.021554Jy sigma=0.552326 ! Fit after self-cal, rms=0.021575Jy sigma=0.552186 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.021575Jy sigma=0.552186 ! Fit after self-cal, rms=0.021603Jy sigma=0.551767 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.931 mas, bmaj=11.72 mas, bpa=8.46 degrees ! Estimated noise=1.24214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000150246 Jy ! Component: 100 - total flux cleaned = 0.000103823 Jy ! Component: 150 - total flux cleaned = 1.77724e-05 Jy ! Component: 200 - total flux cleaned = -0.000130217 Jy ! Total flux subtracted in 200 components = -0.000130217 Jy ! Clean residual min=-0.000217 max=0.000218 Jy/beam ! Clean residual mean=-0.000000 rms=0.000078 Jy/beam ! Combined flux in latest and established models = 0.68905 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 332 components and 0.68905 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. ! ! Fit before self-cal, rms=0.021528Jy sigma=0.551609 ! Fit after self-cal, rms=0.021552Jy sigma=0.551419 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 = -0.000113479 Jy ! Component: 100 - total flux cleaned = -7.67064e-05 Jy ! Component: 150 - total flux cleaned = -0.000203592 Jy ! Component: 200 - total flux cleaned = -0.000347119 Jy ! Total flux subtracted in 200 components = -0.000347119 Jy ! Clean residual min=-0.000181 max=0.000179 Jy/beam ! Clean residual mean=0.000000 rms=0.000069 Jy/beam ! Combined flux in latest and established models = 0.688703 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 380 components and 0.688703 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. ! ! Fit before self-cal, rms=0.021500Jy sigma=0.551240 ! Fit after self-cal, rms=0.021525Jy sigma=0.551085 ! Inverting map ! Added new window around map position (-9.9, 22.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000127982 Jy ! Component: 100 - total flux cleaned = 0.000125507 Jy ! Component: 150 - total flux cleaned = 9.09399e-05 Jy ! Component: 200 - total flux cleaned = 3.94251e-05 Jy ! Total flux subtracted in 200 components = 3.94251e-05 Jy ! Clean residual min=-0.000269 max=0.000254 Jy/beam ! Clean residual mean=-0.000000 rms=0.000070 Jy/beam ! Combined flux in latest and established models = 0.688742 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 405 components and 0.688742 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. ! ! Fit before self-cal, rms=0.021499Jy sigma=0.551170 ! Fit after self-cal, rms=0.021524Jy sigma=0.551019 ! Inverting map ! Added new window around map position (32.7, 14.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000126989 Jy ! Component: 100 - total flux cleaned = 0.000156256 Jy ! Component: 150 - total flux cleaned = 0.00019235 Jy ! Component: 200 - total flux cleaned = 0.000231789 Jy ! Total flux subtracted in 200 components = 0.000231789 Jy ! Clean residual min=-0.000271 max=0.000304 Jy/beam ! Clean residual mean=-0.000000 rms=0.000068 Jy/beam ! Combined flux in latest and established models = 0.688974 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 442 components and 0.688974 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. ! ! Fit before self-cal, rms=0.021484Jy sigma=0.551323 ! Fit after self-cal, rms=0.021506Jy sigma=0.551163 ! Inverting map ! Added new window around map position (-19.5, -62.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.22107e-05 Jy ! Component: 100 - total flux cleaned = -0.000160752 Jy ! Component: 150 - total flux cleaned = -0.000101836 Jy ! Component: 200 - total flux cleaned = -7.10667e-05 Jy ! Total flux subtracted in 200 components = -7.10667e-05 Jy ! Clean residual min=-0.000241 max=0.000277 Jy/beam ! Clean residual mean=-0.000000 rms=0.000061 Jy/beam ! Combined flux in latest and established models = 0.688903 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 474 components and 0.688903 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. ! ! Fit before self-cal, rms=0.021482Jy sigma=0.550899 ! Fit after self-cal, rms=0.021516Jy sigma=0.550669 ! 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=3.416 mas, bmaj=12.23 mas, bpa=9.548 degrees ! Estimated noise=1.22685 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.416 x 12.23 at 9.548 degrees (North through East) ! Clean map min=-0.012822 max=0.6398 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021516Jy sigma=0.550669 ! Fit after self-cal, rms=0.019129Jy sigma=0.434723 ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=12.23 mas, bpa=9.549 degrees ! Estimated noise=1.22684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101305 Jy ! Component: 100 - total flux cleaned = 0.000188925 Jy ! Component: 150 - total flux cleaned = 0.000208173 Jy ! Component: 200 - total flux cleaned = 0.000223007 Jy ! Total flux subtracted in 200 components = 0.000223007 Jy ! Clean residual min=-0.000347 max=0.000332 Jy/beam ! Clean residual mean=-0.000000 rms=0.000074 Jy/beam ! Combined flux in latest and established models = 0.689126 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 509 components and 0.689126 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. ! ! Fit before self-cal, rms=0.019097Jy sigma=0.434481 ! Fit after self-cal, rms=0.019132Jy sigma=0.434208 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.69174e-05 Jy ! Component: 100 - total flux cleaned = 0.000198613 Jy ! Component: 150 - total flux cleaned = 0.000255966 Jy ! Component: 200 - total flux cleaned = 0.000291858 Jy ! Total flux subtracted in 200 components = 0.000291858 Jy ! Clean residual min=-0.000339 max=0.000308 Jy/beam ! Clean residual mean=-0.000000 rms=0.000072 Jy/beam ! Combined flux in latest and established models = 0.689418 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 541 components and 0.689418 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. ! ! Fit before self-cal, rms=0.019095Jy sigma=0.434353 ! Fit after self-cal, rms=0.019130Jy sigma=0.434046 ! Inverting map ! Added new window around map position (0.9, -3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.38427e-05 Jy ! Component: 100 - total flux cleaned = 6.79693e-05 Jy ! Component: 150 - total flux cleaned = 0.000106904 Jy ! Component: 200 - total flux cleaned = 0.000117633 Jy ! Total flux subtracted in 200 components = 0.000117633 Jy ! Clean residual min=-0.000342 max=0.000310 Jy/beam ! Clean residual mean=-0.000000 rms=0.000071 Jy/beam ! Combined flux in latest and established models = 0.689536 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 575 components and 0.689535 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. ! ! Fit before self-cal, rms=0.019089Jy sigma=0.434314 ! Fit after self-cal, rms=0.019125Jy sigma=0.433979 ! Inverting map ! Added new window around map position (-69.6, -51.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161882 Jy ! Component: 100 - total flux cleaned = 0.000217121 Jy ! Component: 150 - total flux cleaned = 0.000298598 Jy ! Component: 200 - total flux cleaned = 0.000338259 Jy ! Total flux subtracted in 200 components = 0.000338259 Jy ! Clean residual min=-0.000272 max=0.000300 Jy/beam ! Clean residual mean=-0.000000 rms=0.000071 Jy/beam ! Combined flux in latest and established models = 0.689874 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 604 components and 0.689874 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. ! ! Fit before self-cal, rms=0.019086Jy sigma=0.433892 ! Fit after self-cal, rms=0.019111Jy sigma=0.433670 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019111Jy sigma=0.433670 ! Fit after self-cal, rms=0.019118Jy sigma=0.433542 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=3.037 mas, bmaj=12.16 mas, bpa=9.315 degrees ! Estimated noise=1.70923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.528357 Jy ! Component: 100 - total flux cleaned = 0.644619 Jy ! Component: 150 - total flux cleaned = 0.680566 Jy ! Component: 200 - total flux cleaned = 0.688315 Jy ! Total flux subtracted in 200 components = 0.688315 Jy ! Clean residual min=-0.013074 max=0.010837 Jy/beam ! Clean residual mean=-0.000016 rms=0.004177 Jy/beam ! Combined flux in latest and established models = 0.688315 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.688315 Jy ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=12.23 mas, bpa=9.55 degrees ! Estimated noise=1.22688 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 = -0.00502899 Jy ! Component: 100 - total flux cleaned = -0.0081182 Jy ! Component: 150 - total flux cleaned = -0.0104851 Jy ! Component: 200 - total flux cleaned = -0.01283 Jy ! Total flux subtracted in 200 components = -0.01283 Jy ! Clean residual min=-0.008039 max=0.005535 Jy/beam ! Clean residual mean=-0.000012 rms=0.001998 Jy/beam ! Combined flux in latest and established models = 0.675485 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 59 components and 0.675485 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.931 mas, bmaj=11.72 mas, bpa=8.459 degrees ! Estimated noise=1.24214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00119162 Jy ! Component: 100 - total flux cleaned = -0.00169434 Jy ! Component: 150 - total flux cleaned = -0.0025524 Jy ! Component: 200 - total flux cleaned = -0.00159758 Jy ! Total flux subtracted in 200 components = -0.00159758 Jy ! Clean residual min=-0.005185 max=0.003918 Jy/beam ! Clean residual mean=-0.000006 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.673888 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 = 0.000748853 Jy ! Component: 100 - total flux cleaned = 0.00169976 Jy ! Component: 150 - total flux cleaned = 0.00245788 Jy ! Component: 200 - total flux cleaned = 0.00320808 Jy ! Total flux subtracted in 200 components = 0.00320808 Jy ! Clean residual min=-0.004306 max=0.003096 Jy/beam ! Clean residual mean=-0.000006 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.677096 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 136 components and 0.677096 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.416 mas, bmaj=12.23 mas, bpa=9.55 degrees ! Estimated noise=1.22688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000628667 Jy ! Component: 100 - total flux cleaned = 0.00155254 Jy ! Component: 150 - total flux cleaned = 0.00200415 Jy ! Component: 200 - total flux cleaned = 0.00200378 Jy ! Total flux subtracted in 200 components = 0.00200378 Jy ! Clean residual min=-0.002532 max=0.002173 Jy/beam ! Clean residual mean=-0.000001 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.6791 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 175 components and 0.6791 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. ! ! Fit before self-cal, rms=0.020019Jy sigma=0.492395 ! Fit after self-cal, rms=0.019811Jy sigma=0.474943 wmodel J1018+3542_C_map.mod ! Writing 175 model components to file: J1018+3542_C_map.mod wobs J1018+3542_C_uvs.fits ! Writing UV FITS file: J1018+3542_C_uvs.fits wwins J1018+3542_C_map.win ! wwins: Wrote 5 windows to J1018+3542_C_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 = -0.000158242 Jy ! Component: 100 - total flux cleaned = -0.000321091 Jy ! Component: 150 - total flux cleaned = -0.000276206 Jy ! Component: 200 - total flux cleaned = -4.32815e-05 Jy ! Component: 250 - total flux cleaned = 0.000175298 Jy ! Component: 300 - total flux cleaned = 0.000380229 Jy ! Component: 350 - total flux cleaned = 0.000572884 Jy ! Component: 400 - total flux cleaned = 0.000805081 Jy ! Component: 450 - total flux cleaned = 0.000962997 Jy ! Component: 500 - total flux cleaned = 0.00111482 Jy ! Component: 550 - total flux cleaned = 0.00129045 Jy ! Component: 600 - total flux cleaned = 0.00138932 Jy ! Component: 650 - total flux cleaned = 0.00148505 Jy ! Component: 700 - total flux cleaned = 0.00156494 Jy ! Component: 750 - total flux cleaned = 0.00160375 Jy ! Component: 800 - total flux cleaned = 0.00160372 Jy ! Component: 850 - total flux cleaned = 0.00159117 Jy ! Component: 900 - total flux cleaned = 0.00159114 Jy ! Component: 950 - total flux cleaned = 0.00157927 Jy ! Component: 1000 - total flux cleaned = 0.00157947 Jy ! Component: 1050 - total flux cleaned = 0.00156796 Jy ! Component: 1100 - total flux cleaned = 0.00156792 Jy ! Component: 1150 - total flux cleaned = 0.00156788 Jy ! Component: 1200 - total flux cleaned = 0.00155659 Jy ! Component: 1250 - total flux cleaned = 0.00152262 Jy ! Component: 1300 - total flux cleaned = 0.00147731 Jy ! Component: 1350 - total flux cleaned = 0.00145451 Jy ! Component: 1400 - total flux cleaned = 0.00143168 Jy ! Component: 1450 - total flux cleaned = 0.00138569 Jy ! Component: 1500 - total flux cleaned = 0.00136255 Jy ! Component: 1550 - total flux cleaned = 0.00132748 Jy ! Component: 1600 - total flux cleaned = 0.0013039 Jy ! Component: 1650 - total flux cleaned = 0.00126829 Jy ! Component: 1700 - total flux cleaned = 0.00124438 Jy ! Component: 1750 - total flux cleaned = 0.0012202 Jy ! Component: 1800 - total flux cleaned = 0.00119568 Jy ! Component: 1850 - total flux cleaned = 0.00117097 Jy ! Component: 1900 - total flux cleaned = 0.00115834 Jy ! Component: 1950 - total flux cleaned = 0.00113247 Jy ! Component: 2000 - total flux cleaned = 0.00111943 Jy ! Component: 2050 - total flux cleaned = 0.00109288 Jy ! Component: 2100 - total flux cleaned = 0.001066 Jy ! Component: 2150 - total flux cleaned = 0.00103862 Jy ! Component: 2200 - total flux cleaned = 0.00103857 Jy ! Component: 2250 - total flux cleaned = 0.000995941 Jy ! Component: 2300 - total flux cleaned = 0.000966802 Jy ! Component: 2350 - total flux cleaned = 0.000952112 Jy ! Component: 2400 - total flux cleaned = 0.000906912 Jy ! Component: 2450 - total flux cleaned = 0.000876065 Jy ! Component: 2500 - total flux cleaned = 0.000828961 Jy ! Component: 2550 - total flux cleaned = 0.000812975 Jy ! Component: 2600 - total flux cleaned = 0.00076421 Jy ! Component: 2650 - total flux cleaned = 0.000730985 Jy ! Component: 2700 - total flux cleaned = 0.000680221 Jy ! Component: 2750 - total flux cleaned = 0.000645684 Jy ! Component: 2800 - total flux cleaned = 0.000610566 Jy ! Component: 2850 - total flux cleaned = 0.000574324 Jy ! Component: 2900 - total flux cleaned = 0.000610997 Jy ! Component: 2950 - total flux cleaned = 0.000649057 Jy ! Component: 3000 - total flux cleaned = 0.000649022 Jy ! Component: 3050 - total flux cleaned = 0.000688538 Jy ! Component: 3100 - total flux cleaned = 0.000708834 Jy ! Component: 3150 - total flux cleaned = 0.000708951 Jy ! Component: 3200 - total flux cleaned = 0.000750962 Jy ! Component: 3250 - total flux cleaned = 0.000794279 Jy ! Component: 3300 - total flux cleaned = 0.000794288 Jy ! Component: 3350 - total flux cleaned = 0.000862093 Jy ! Component: 3400 - total flux cleaned = 0.000954712 Jy ! Component: 3450 - total flux cleaned = 0.000978708 Jy ! Component: 3500 - total flux cleaned = 0.00107604 Jy ! Component: 3550 - total flux cleaned = 0.0011514 Jy ! Component: 3600 - total flux cleaned = 0.00117717 Jy ! Component: 3650 - total flux cleaned = 0.00125447 Jy ! Component: 3700 - total flux cleaned = 0.00133397 Jy ! Component: 3750 - total flux cleaned = 0.00144365 Jy ! Component: 3800 - total flux cleaned = 0.00150028 Jy ! Component: 3850 - total flux cleaned = 0.00155776 Jy ! Component: 3900 - total flux cleaned = 0.00167572 Jy ! Component: 3950 - total flux cleaned = 0.00179685 Jy ! Component: 4000 - total flux cleaned = 0.00188974 Jy ! Component: 4050 - total flux cleaned = 0.00204868 Jy ! Total flux subtracted in 4096 components = 0.00214644 Jy ! Clean residual min=-0.001798 max=0.001774 Jy/beam ! Clean residual mean=-0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.681247 Jy keep ! Adding 214 model components to the UV plane model. ! The established model now contains 389 components and 0.681247 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1018+3542_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.416 x 12.23 at 9.55 degrees (North through East) ! Clean map min=-0.011915 max=0.66147 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1018+3542_C_map.fits wmodel /vlbi/sb072/temp_maps//J1018+3542_C_map.mod ! Writing 389 model components to file: /vlbi/sb072/temp_maps//J1018+3542_C_map.mod wobs /vlbi/sb072/temp_maps//J1018+3542_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1018+3542_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1018+3542_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1018+3542_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.661469 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000551242 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.250008 0.250008 0.500017 1.00003 2.00007 4.00013 8.00027 16.0005 32.0011 64.0021 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.661 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1199.96 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1018+3542_C_dfm.log closed on Fri Dec 28 22:59:58 2018