! Started logfile: /image_prod/ug002_uvm//J1756+1535_S_a_dfm.log on Wed Mar 4 17:33:55 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uvm//J1756+1535_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1756+1535_S_a_uvm.fits ! AN table 1: 12 integrations on 36 of 36 possible baselines. ! AN table 2: 18 integrations on 36 of 36 possible baselines. ! AN table 3: 6 integrations on 3 of 3 possible baselines. ! AN table 4: 12 integrations on 28 of 28 possible baselines. ! AN table 5: 18 integrations on 45 of 45 possible baselines. ! AN table 6: 12 integrations on 36 of 36 possible baselines. ! AN table 7: 6 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.755274 visibilities/baseline/integration-bin. ! Found source: J1756+1535 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 40 lines of history. ! ! Reading 6444 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1756+1535_S_a] 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 0.500x0.500 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 11 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 26 telescope corrections were flagged in sub-array 4. ! A total of 28 telescope corrections were flagged in sub-array 5. ! A total of 12 telescope corrections were flagged in sub-array 6. ! A total of 3 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 26 telescope corrections were flagged in sub-array 4. ! A total of 28 telescope corrections were flagged in sub-array 5. ! A total of 12 telescope corrections were flagged in sub-array 6. ! A total of 3 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 17 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 26 telescope corrections were flagged in sub-array 4. ! A total of 28 telescope corrections were flagged in sub-array 5. ! A total of 12 telescope corrections were flagged in sub-array 6. ! A total of 3 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.014982Jy sigma=9.665938 ! Fit after self-cal, rms=0.829141Jy sigma=7.926869 ! 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=2.748 mas, bmaj=6.725 mas, bpa=-10.46 degrees ! Estimated noise=1.31309 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 = 0.13045 Jy ! Component: 100 - total flux cleaned = 0.160209 Jy ! Total flux subtracted in 100 components = 0.160209 Jy ! Clean residual min=-0.004568 max=0.011100 Jy/beam ! Clean residual mean=-0.000012 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 0.160209 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.160209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072377Jy sigma=0.583885 ! Fit after self-cal, rms=0.072366Jy sigma=0.583840 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011539 Jy ! Component: 100 - total flux cleaned = 0.0167372 Jy ! Total flux subtracted in 100 components = 0.0167372 Jy ! Clean residual min=-0.004555 max=0.004360 Jy/beam ! Clean residual mean=-0.000016 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.176946 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.176946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070091Jy sigma=0.559954 ! Fit after self-cal, rms=0.070085Jy sigma=0.559922 ! 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=3.358 mas, bmaj=7.553 mas, bpa=-8.143 degrees ! Estimated noise=0.972581 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 = 0.00340333 Jy ! Component: 100 - total flux cleaned = 0.00399734 Jy ! Component: 150 - total flux cleaned = 0.00391244 Jy ! Component: 200 - total flux cleaned = 0.00384618 Jy ! Total flux subtracted in 200 components = 0.00384618 Jy ! Clean residual min=-0.005178 max=0.004841 Jy/beam ! Clean residual mean=-0.000003 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.180792 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.180792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069870Jy sigma=0.558114 ! Fit after self-cal, rms=0.069867Jy sigma=0.558110 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.358 x 7.553 at -8.143 degrees (North through East) ! Clean map min=-0.0049575 max=0.17183 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.96 HN 0.90 KP 0.92 ! LA 0.87 MK 0.89 NL 0.92 OV 0.93 ! PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.10 HN 0.98 KP 1.08 ! LA 1.07 MK 0.96 NL 1.05 PT 1.03 ! SC 1.03 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.15 HN 1.06 LA 0.94 ! MK 1.08 NL 1.11 OV 0.86 SC 0.92 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00 FD 1.08 HN 1.09 KP 1.07 ! LA 1.08 MK 1.07 NL 1.06 OV 0.71 ! PT 1.08 SC 1.06 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.87 FD 0.91 HN 0.95 KP 1.01 ! LA 1.00 MK 1.00 OV 0.94 PT 1.12 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 7: ! BR 0.98 FD 0.92 HN 0.96 KP 0.97 ! MK 0.98 NL 0.99 OV 0.84 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.93 HN 0.92 KP 0.90 ! LA 0.99 MK 0.92 NL 1.03 OV 0.87 ! PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.12 HN 1.00 KP 1.06 ! LA 1.10 MK 0.98 NL 1.07 PT 1.03 ! SC 0.96 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.05 HN 1.02 LA 1.03 ! MK 1.00 NL 0.75 OV 0.88 SC 0.84 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.98 FD 1.05 HN 1.03 KP 1.02 ! LA 1.04 MK 1.07 NL 1.03 OV 1.06 ! PT 1.05 SC 1.10 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.95 FD 0.97 HN 1.03 KP 1.04 ! LA 1.08 MK 1.01 OV 0.93 PT 1.07 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 7: ! BR 0.94 FD 0.99 HN 1.03 KP 1.02 ! MK 1.02 NL 1.03 OV 0.81 SC 1.19 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 HN 0.91 KP 0.89 ! LA 0.93 MK 0.91 NL 0.92 OV 0.92 ! PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.08 HN 1.02 KP 1.07 ! LA 1.05 MK 0.98 NL 1.24 PT 1.04 ! SC 0.94 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.09 FD 1.13 HN 1.04 LA 0.98 ! MK 1.10 NL 1.29 OV 0.86 SC 0.95 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.03 FD 1.10 HN 1.06 KP 1.02 ! LA 1.08 MK 1.10 NL 1.07 OV 0.75 ! PT 1.12 SC 0.99 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.01 FD 0.96 HN 1.04 KP 1.04 ! LA 1.05 MK 0.99 OV 0.89 PT 1.05 ! SC 1.19 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.05 FD 1.06 HN 0.98 KP 0.97 ! MK 1.03 NL 0.94 OV 0.88 SC 0.89 ! ! ! Fit before self-cal, rms=0.069867Jy sigma=0.558110 ! Fit after self-cal, rms=0.065519Jy sigma=0.508625 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.354 mas, bmaj=7.584 mas, bpa=-8.026 degrees ! Estimated noise=0.975239 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 = -0.000699839 Jy ! Component: 100 - total flux cleaned = -0.000803569 Jy ! Component: 150 - total flux cleaned = -0.000848928 Jy ! Component: 200 - total flux cleaned = -0.000868461 Jy ! Total flux subtracted in 200 components = -0.000868461 Jy ! Clean residual min=-0.002530 max=0.002837 Jy/beam ! Clean residual mean=-0.000002 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.179924 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.179924 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065496Jy sigma=0.508489 ! Fit after self-cal, rms=0.065564Jy sigma=0.508195 ! 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. ! ! Fit before self-cal, rms=0.065564Jy sigma=0.508195 ! Fit after self-cal, rms=0.064073Jy sigma=0.483211 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.354 mas, bmaj=7.575 mas, bpa=-7.921 degrees ! Estimated noise=0.976633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000540817 Jy ! Component: 100 - total flux cleaned = 0.000583939 Jy ! Component: 150 - total flux cleaned = 0.00054915 Jy ! Component: 200 - total flux cleaned = 0.00051697 Jy ! Total flux subtracted in 200 components = 0.00051697 Jy ! Clean residual min=-0.001851 max=0.002160 Jy/beam ! Clean residual mean=-0.000006 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.180441 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.180441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064055Jy sigma=0.483067 ! Fit after self-cal, rms=0.064142Jy sigma=0.482837 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 (12, -42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134253 Jy ! Component: 100 - total flux cleaned = 0.00159879 Jy ! Component: 150 - total flux cleaned = 0.00156534 Jy ! Component: 200 - total flux cleaned = 0.00156571 Jy ! Total flux subtracted in 200 components = 0.00156571 Jy ! Clean residual min=-0.001711 max=0.001752 Jy/beam ! Clean residual mean=-0.000006 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.182006 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.182006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064056Jy sigma=0.482149 ! Fit after self-cal, rms=0.064047Jy sigma=0.482095 ! 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. ! ! Fit before self-cal, rms=0.064047Jy sigma=0.482095 ! Fit after self-cal, rms=0.064533Jy sigma=0.481935 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.35 mas, bmaj=7.572 mas, bpa=-7.889 degrees ! Estimated noise=0.977291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000627161 Jy ! Component: 100 - total flux cleaned = 0.000717874 Jy ! Component: 150 - total flux cleaned = 0.000798448 Jy ! Component: 200 - total flux cleaned = 0.000872262 Jy ! Total flux subtracted in 200 components = 0.000872262 Jy ! Clean residual min=-0.001688 max=0.001717 Jy/beam ! Clean residual mean=-0.000006 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.182879 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 75 components and 0.182879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064495Jy sigma=0.481723 ! Fit after self-cal, rms=0.064500Jy sigma=0.481709 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 = 0.000127581 Jy ! Component: 100 - total flux cleaned = 0.000149501 Jy ! Component: 150 - total flux cleaned = 0.000191497 Jy ! Component: 200 - total flux cleaned = 0.000231085 Jy ! Total flux subtracted in 200 components = 0.000231085 Jy ! Clean residual min=-0.001655 max=0.001713 Jy/beam ! Clean residual mean=-0.000006 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.18311 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 86 components and 0.18311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064479Jy sigma=0.481612 ! Fit after self-cal, rms=0.064479Jy sigma=0.481609 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.064479Jy sigma=0.481609 ! Fit after self-cal, rms=0.064613Jy sigma=0.481589 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.701 mas, bmaj=11.11 mas, bpa=-6.945 degrees ! Estimated noise=1.22252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000494477 Jy ! Component: 100 - total flux cleaned = 0.000785532 Jy ! Component: 150 - total flux cleaned = 0.00104713 Jy ! Component: 200 - total flux cleaned = 0.00121043 Jy ! Total flux subtracted in 200 components = 0.00121043 Jy ! Clean residual min=-0.001717 max=0.001760 Jy/beam ! Clean residual mean=-0.000013 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.18432 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 94 components and 0.18432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064607Jy sigma=0.481618 ! Fit after self-cal, rms=0.064607Jy sigma=0.481587 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 = 0.000269052 Jy ! Component: 100 - total flux cleaned = 0.000365116 Jy ! Component: 150 - total flux cleaned = 0.000413564 Jy ! Component: 200 - total flux cleaned = 0.000435853 Jy ! Total flux subtracted in 200 components = 0.000435853 Jy ! Clean residual min=-0.001710 max=0.001746 Jy/beam ! Clean residual mean=-0.000012 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.184756 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 102 components and 0.184756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064606Jy sigma=0.481630 ! Fit after self-cal, rms=0.064605Jy sigma=0.481624 ! 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=3.348 mas, bmaj=7.572 mas, bpa=-7.884 degrees ! Estimated noise=0.978365 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.348 x 7.572 at -7.884 degrees (North through East) ! Clean map min=-0.0016155 max=0.17182 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=2.732 mas, bmaj=6.753 mas, bpa=-10.2 degrees ! Estimated noise=1.3397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131946 Jy ! Component: 100 - total flux cleaned = 0.161849 Jy ! Component: 150 - total flux cleaned = 0.17327 Jy ! Component: 200 - total flux cleaned = 0.178742 Jy ! Total flux subtracted in 200 components = 0.178742 Jy ! Clean residual min=-0.002469 max=0.002804 Jy/beam ! Clean residual mean=-0.000002 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.178742 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.178742 Jy ! Inverting map and beam ! Estimated beam: bmin=3.348 mas, bmaj=7.572 mas, bpa=-7.884 degrees ! Estimated noise=0.978365 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 = 0.00294225 Jy ! Component: 100 - total flux cleaned = 0.00464347 Jy ! Component: 150 - total flux cleaned = 0.00503021 Jy ! Component: 200 - total flux cleaned = 0.00517168 Jy ! Total flux subtracted in 200 components = 0.00517168 Jy ! Clean residual min=-0.001743 max=0.001731 Jy/beam ! Clean residual mean=-0.000006 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.183914 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.183914 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.701 mas, bmaj=11.11 mas, bpa=-6.945 degrees ! Estimated noise=1.22252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000251567 Jy ! Component: 100 - total flux cleaned = 0.000705384 Jy ! Component: 150 - total flux cleaned = 0.000984497 Jy ! Component: 200 - total flux cleaned = 0.00107825 Jy ! Total flux subtracted in 200 components = 0.00107825 Jy ! Clean residual min=-0.001716 max=0.001746 Jy/beam ! Clean residual mean=-0.000013 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.184992 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 = 2.05932e-05 Jy ! Component: 100 - total flux cleaned = 5.86418e-05 Jy ! Component: 150 - total flux cleaned = 7.53105e-05 Jy ! Component: 200 - total flux cleaned = 7.57989e-05 Jy ! Total flux subtracted in 200 components = 7.57989e-05 Jy ! Clean residual min=-0.001694 max=0.001736 Jy/beam ! Clean residual mean=-0.000012 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.185068 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 45 components and 0.185068 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.348 mas, bmaj=7.572 mas, bpa=-7.884 degrees ! Estimated noise=0.978365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000136909 Jy ! Component: 100 - total flux cleaned = -0.000135034 Jy ! Component: 150 - total flux cleaned = -0.000165552 Jy ! Component: 200 - total flux cleaned = -0.000220107 Jy ! Total flux subtracted in 200 components = -0.000220107 Jy ! Clean residual min=-0.001638 max=0.001796 Jy/beam ! Clean residual mean=-0.000005 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.184848 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 0.184848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064612Jy sigma=0.481672 ! Fit after self-cal, rms=0.064615Jy sigma=0.481662 wmodel J1756+1535_S_a_map.mod ! Writing 56 model components to file: J1756+1535_S_a_map.mod wobs J1756+1535_S_a_uvs.fits ! Writing UV FITS file: J1756+1535_S_a_uvs.fits wwins J1756+1535_S_a_map.win ! wwins: Wrote 2 windows to J1756+1535_S_a_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 = 0.000171496 Jy ! Component: 100 - total flux cleaned = 0.000170406 Jy ! Component: 150 - total flux cleaned = 0.000338346 Jy ! Component: 200 - total flux cleaned = 0.000529017 Jy ! Component: 250 - total flux cleaned = 0.000687709 Jy ! Component: 300 - total flux cleaned = 0.000944966 Jy ! Component: 350 - total flux cleaned = 0.00104561 Jy ! Component: 400 - total flux cleaned = 0.00121829 Jy ! Component: 450 - total flux cleaned = 0.00129086 Jy ! Component: 500 - total flux cleaned = 0.00141047 Jy ! Component: 550 - total flux cleaned = 0.00141103 Jy ! Component: 600 - total flux cleaned = 0.00141129 Jy ! Component: 650 - total flux cleaned = 0.00138875 Jy ! Component: 700 - total flux cleaned = 0.00136652 Jy ! Component: 750 - total flux cleaned = 0.0013223 Jy ! Component: 800 - total flux cleaned = 0.00132214 Jy ! Component: 850 - total flux cleaned = 0.00127859 Jy ! Component: 900 - total flux cleaned = 0.00127898 Jy ! Component: 950 - total flux cleaned = 0.00127897 Jy ! Component: 1000 - total flux cleaned = 0.00132115 Jy ! Component: 1050 - total flux cleaned = 0.00130019 Jy ! Component: 1100 - total flux cleaned = 0.0013416 Jy ! Component: 1150 - total flux cleaned = 0.00138275 Jy ! Component: 1200 - total flux cleaned = 0.00142342 Jy ! Component: 1250 - total flux cleaned = 0.00144381 Jy ! Component: 1300 - total flux cleaned = 0.00148405 Jy ! Component: 1350 - total flux cleaned = 0.00158372 Jy ! Component: 1400 - total flux cleaned = 0.00160357 Jy ! Component: 1450 - total flux cleaned = 0.00166265 Jy ! Component: 1500 - total flux cleaned = 0.00176019 Jy ! Component: 1550 - total flux cleaned = 0.00177955 Jy ! Component: 1600 - total flux cleaned = 0.00189506 Jy ! Component: 1650 - total flux cleaned = 0.00191415 Jy ! Component: 1700 - total flux cleaned = 0.00200925 Jy ! Component: 1750 - total flux cleaned = 0.00200934 Jy ! Component: 1800 - total flux cleaned = 0.00208427 Jy ! Component: 1850 - total flux cleaned = 0.00215889 Jy ! Component: 1900 - total flux cleaned = 0.00208466 Jy ! Component: 1950 - total flux cleaned = 0.00217666 Jy ! Component: 2000 - total flux cleaned = 0.00217657 Jy ! Component: 2050 - total flux cleaned = 0.00215832 Jy ! Component: 2100 - total flux cleaned = 0.00215857 Jy ! Component: 2150 - total flux cleaned = 0.00221251 Jy ! Component: 2200 - total flux cleaned = 0.0022664 Jy ! Component: 2250 - total flux cleaned = 0.00221313 Jy ! Component: 2300 - total flux cleaned = 0.00228399 Jy ! Component: 2350 - total flux cleaned = 0.00230158 Jy ! Component: 2400 - total flux cleaned = 0.00228415 Jy ! Component: 2450 - total flux cleaned = 0.00221447 Jy ! Component: 2500 - total flux cleaned = 0.00228373 Jy ! Component: 2550 - total flux cleaned = 0.00226644 Jy ! Component: 2600 - total flux cleaned = 0.00230066 Jy ! Component: 2650 - total flux cleaned = 0.00231769 Jy ! Component: 2700 - total flux cleaned = 0.00226666 Jy ! Component: 2750 - total flux cleaned = 0.00235098 Jy ! Component: 2800 - total flux cleaned = 0.00231727 Jy ! Component: 2850 - total flux cleaned = 0.00235067 Jy ! Component: 2900 - total flux cleaned = 0.00230059 Jy ! Component: 2950 - total flux cleaned = 0.00235034 Jy ! Component: 3000 - total flux cleaned = 0.00233377 Jy ! Component: 3050 - total flux cleaned = 0.00233386 Jy ! Component: 3100 - total flux cleaned = 0.00236657 Jy ! Component: 3150 - total flux cleaned = 0.00233412 Jy ! Component: 3200 - total flux cleaned = 0.00238281 Jy ! Component: 3250 - total flux cleaned = 0.00239891 Jy ! Component: 3300 - total flux cleaned = 0.00241517 Jy ! Component: 3350 - total flux cleaned = 0.00243132 Jy ! Component: 3400 - total flux cleaned = 0.00244717 Jy ! Component: 3450 - total flux cleaned = 0.00244728 Jy ! Component: 3500 - total flux cleaned = 0.00247882 Jy ! Component: 3550 - total flux cleaned = 0.00249455 Jy ! Component: 3600 - total flux cleaned = 0.00249457 Jy ! Component: 3650 - total flux cleaned = 0.00251001 Jy ! Component: 3700 - total flux cleaned = 0.00258752 Jy ! Component: 3750 - total flux cleaned = 0.00257215 Jy ! Component: 3800 - total flux cleaned = 0.00260294 Jy ! Component: 3850 - total flux cleaned = 0.00263354 Jy ! Component: 3900 - total flux cleaned = 0.00263337 Jy ! Component: 3950 - total flux cleaned = 0.0026789 Jy ! Component: 4000 - total flux cleaned = 0.00266386 Jy ! Component: 4050 - total flux cleaned = 0.00267888 Jy ! Total flux subtracted in 4096 components = 0.0027089 Jy ! Clean residual min=-0.001008 max=0.000939 Jy/beam ! Clean residual mean=-0.000003 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.187557 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 345 components and 0.187557 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1756+1535_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.348 x 7.572 at -7.884 degrees (North through East) ! Clean map min=-0.0014223 max=0.17186 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1756+1535_S_a_map.fits wmodel /image_prod/ug002_uvm//J1756+1535_S_a_map.mod ! Writing 345 model components to file: /image_prod/ug002_uvm//J1756+1535_S_a_map.mod wobs /image_prod/ug002_uvm//J1756+1535_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1756+1535_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1756+1535_S_a_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uvm//J1756+1535_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.171856 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000281188 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.490855 0.490855 0.98171 1.96342 3.92684 7.85368 15.7074 31.4147 62.8295 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.171 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 611.178 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1756+1535_S_a_dfm.log closed on Wed Mar 4 17:33:59 2020