! Started logfile: /vlbi/uf001/uva//J1921+4506_S_dfm.log on Mon Jan 14 05:02:01 2019 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 /vlbi/uf001/uva//J1921+4506_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1921+4506_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.916667 visibilities/baseline/integration-bin. ! Found source: J1921+4506 ! ! 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 44 lines of history. ! ! Reading 8910 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 J1921+4506_S] 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 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011083Jy sigma=23.197133 ! Fit after self-cal, rms=0.890044Jy sigma=20.461928 ! 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=3.103 mas, bmaj=4.853 mas, bpa=-9.537 degrees ! Estimated noise=0.472423 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 = 0.077788 Jy ! Component: 100 - total flux cleaned = 0.111665 Jy ! Total flux subtracted in 100 components = 0.111665 Jy ! Clean residual min=-0.008427 max=0.030780 Jy/beam ! Clean residual mean=-0.000026 rms=0.002590 Jy/beam ! Combined flux in latest and established models = 0.111665 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.111665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078507Jy sigma=1.751526 ! Fit after self-cal, rms=0.077620Jy sigma=1.721243 ! Inverting map ! Added new window around map position (-4.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288429 Jy ! Component: 100 - total flux cleaned = 0.0432705 Jy ! Total flux subtracted in 100 components = 0.0432705 Jy ! Clean residual min=-0.006186 max=0.014430 Jy/beam ! Clean residual mean=-0.000019 rms=0.001566 Jy/beam ! Combined flux in latest and established models = 0.154935 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.154935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062524Jy sigma=1.384060 ! Fit after self-cal, rms=0.060898Jy sigma=1.345709 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134292 Jy ! Component: 100 - total flux cleaned = 0.0202369 Jy ! Total flux subtracted in 100 components = 0.0202369 Jy ! Clean residual min=-0.004526 max=0.007449 Jy/beam ! Clean residual mean=-0.000015 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.175172 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 44 components and 0.175172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056957Jy sigma=1.257783 ! Fit after self-cal, rms=0.056570Jy sigma=1.248790 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0065749 Jy ! Component: 100 - total flux cleaned = 0.0103941 Jy ! Total flux subtracted in 100 components = 0.0103941 Jy ! Clean residual min=-0.004090 max=0.004726 Jy/beam ! Clean residual mean=-0.000014 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.185566 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.185566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055564Jy sigma=1.226549 ! Fit after self-cal, rms=0.055434Jy sigma=1.223841 ! 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=3.779 mas, bmaj=5.537 mas, bpa=-9.327 degrees ! Estimated noise=0.332182 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 (-9.5, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00534057 Jy ! Component: 100 - total flux cleaned = 0.00854862 Jy ! Component: 150 - total flux cleaned = 0.0108479 Jy ! Component: 200 - total flux cleaned = 0.0116188 Jy ! Total flux subtracted in 200 components = 0.0116188 Jy ! Clean residual min=-0.002781 max=0.003140 Jy/beam ! Clean residual mean=-0.000020 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.197185 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 0.197185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054821Jy sigma=1.210344 ! Fit after self-cal, rms=0.054748Jy sigma=1.208761 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.779 x 5.537 at -9.327 degrees (North through East) ! Clean map min=-0.0025045 max=0.095978 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.05 KP 1.02 ! LA 0.97 MK 0.93 NL 1.02 OV 1.01 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.00 KP 1.01 ! LA 0.92 MK 0.91 NL 1.06 OV 0.99 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 1.05 KP 1.02 ! LA 0.94 MK 0.96 NL 1.05 OV 1.01 ! PT 1.00 SC 0.98 ! ! ! Fit before self-cal, rms=0.054748Jy sigma=1.208761 ! Fit after self-cal, rms=0.053756Jy sigma=1.198639 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.725 mas, bmaj=5.523 mas, bpa=-9.523 degrees ! Estimated noise=0.330078 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 = 0.000231095 Jy ! Component: 100 - total flux cleaned = -2.24988e-05 Jy ! Component: 150 - total flux cleaned = -0.00022938 Jy ! Component: 200 - total flux cleaned = -0.000364361 Jy ! Total flux subtracted in 200 components = -0.000364361 Jy ! Clean residual min=-0.002263 max=0.001900 Jy/beam ! Clean residual mean=-0.000004 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.196821 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.196821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053619Jy sigma=1.195349 ! Fit after self-cal, rms=0.053593Jy sigma=1.194638 ! 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=0.053593Jy sigma=1.194638 ! Fit after self-cal, rms=0.053152Jy sigma=1.188643 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.696 mas, bmaj=5.52 mas, bpa=-8.848 degrees ! Estimated noise=0.327513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.89802e-05 Jy ! Component: 100 - total flux cleaned = -1.5607e-06 Jy ! Component: 150 - total flux cleaned = -0.000166033 Jy ! Component: 200 - total flux cleaned = -0.000275928 Jy ! Total flux subtracted in 200 components = -0.000275928 Jy ! Clean residual min=-0.002060 max=0.001877 Jy/beam ! Clean residual mean=-0.000006 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.196545 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 0.196545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053079Jy sigma=1.186775 ! Fit after self-cal, rms=0.053070Jy sigma=1.186429 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.84074e-05 Jy ! Component: 100 - total flux cleaned = 8.70705e-05 Jy ! Component: 150 - total flux cleaned = 5.42164e-05 Jy ! Component: 200 - total flux cleaned = -3.75102e-05 Jy ! Total flux subtracted in 200 components = -3.75102e-05 Jy ! Clean residual min=-0.001993 max=0.001797 Jy/beam ! Clean residual mean=-0.000006 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.196507 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 106 components and 0.196507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053028Jy sigma=1.185278 ! Fit after self-cal, rms=0.053021Jy sigma=1.185128 ! 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=0.053021Jy sigma=1.185128 ! Fit after self-cal, rms=0.052655Jy sigma=1.184985 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.674 mas, bmaj=5.519 mas, bpa=-8.8 degrees ! Estimated noise=0.325213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.68305e-06 Jy ! Component: 100 - total flux cleaned = -6.88842e-05 Jy ! Component: 150 - total flux cleaned = -0.000126679 Jy ! Component: 200 - total flux cleaned = -0.000180522 Jy ! Total flux subtracted in 200 components = -0.000180522 Jy ! Clean residual min=-0.001880 max=0.001743 Jy/beam ! Clean residual mean=-0.000007 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.196327 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 111 components and 0.196327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052620Jy sigma=1.184044 ! Fit after self-cal, rms=0.052616Jy sigma=1.183932 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 = -7.0039e-07 Jy ! Component: 100 - total flux cleaned = 5.68321e-05 Jy ! Component: 150 - total flux cleaned = 8.87315e-06 Jy ! Component: 200 - total flux cleaned = -3.70978e-05 Jy ! Total flux subtracted in 200 components = -3.70978e-05 Jy ! Clean residual min=-0.001830 max=0.001709 Jy/beam ! Clean residual mean=-0.000007 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.19629 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 114 components and 0.19629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052595Jy sigma=1.183298 ! Fit after self-cal, rms=0.052592Jy sigma=1.183224 ! 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=0.052592Jy sigma=1.183224 ! Fit after self-cal, rms=0.052375Jy sigma=1.183167 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.882 mas, bmaj=9.08 mas, bpa=-7.672 degrees ! Estimated noise=0.415488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000178897 Jy ! Component: 100 - total flux cleaned = 0.000225243 Jy ! Component: 150 - total flux cleaned = 0.000190932 Jy ! Component: 200 - total flux cleaned = 0.000161601 Jy ! Total flux subtracted in 200 components = 0.000161601 Jy ! Clean residual min=-0.001583 max=0.001834 Jy/beam ! Clean residual mean=-0.000013 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.196451 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 132 components and 0.196451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052364Jy sigma=1.182952 ! Fit after self-cal, rms=0.052359Jy sigma=1.182846 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 = 2.50204e-05 Jy ! Component: 100 - total flux cleaned = 7.70883e-05 Jy ! Component: 150 - total flux cleaned = 6.33458e-05 Jy ! Component: 200 - total flux cleaned = 3.94421e-05 Jy ! Total flux subtracted in 200 components = 3.94421e-05 Jy ! Clean residual min=-0.001586 max=0.001823 Jy/beam ! Clean residual mean=-0.000013 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.196491 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 138 components and 0.196491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052353Jy sigma=1.182676 ! Fit after self-cal, rms=0.052348Jy sigma=1.182578 ! 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=3.661 mas, bmaj=5.521 mas, bpa=-8.724 degrees ! Estimated noise=0.323825 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.661 x 5.521 at -8.724 degrees (North through East) ! Clean map min=-0.0017148 max=0.091413 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=3 mas, bmaj=4.85 mas, bpa=-8.761 degrees ! Estimated noise=0.454649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0793291 Jy ! Component: 100 - total flux cleaned = 0.121013 Jy ! Component: 150 - total flux cleaned = 0.14485 Jy ! Component: 200 - total flux cleaned = 0.159665 Jy ! Total flux subtracted in 200 components = 0.159665 Jy ! Clean residual min=-0.004302 max=0.007873 Jy/beam ! Clean residual mean=-0.000011 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.159665 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.159665 Jy ! Inverting map and beam ! Estimated beam: bmin=3.661 mas, bmaj=5.521 mas, bpa=-8.724 degrees ! Estimated noise=0.323825 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 = 0.0130234 Jy ! Component: 100 - total flux cleaned = 0.0204759 Jy ! Component: 150 - total flux cleaned = 0.0251783 Jy ! Component: 200 - total flux cleaned = 0.0283537 Jy ! Total flux subtracted in 200 components = 0.0283537 Jy ! Clean residual min=-0.001981 max=0.002207 Jy/beam ! Clean residual mean=-0.000010 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.188018 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 70 components and 0.188019 Jy ! Inverting map ! Added new window around map position (4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024612 Jy ! Component: 100 - total flux cleaned = 0.00428888 Jy ! Component: 150 - total flux cleaned = 0.00569777 Jy ! Component: 200 - total flux cleaned = 0.00672779 Jy ! Total flux subtracted in 200 components = 0.00672779 Jy ! Clean residual min=-0.001677 max=0.001510 Jy/beam ! Clean residual mean=-0.000007 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.194746 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 94 components and 0.194746 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=7.882 mas, bmaj=9.08 mas, bpa=-7.672 degrees ! Estimated noise=0.415488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120452 Jy ! Component: 100 - total flux cleaned = 0.00149778 Jy ! Component: 150 - total flux cleaned = 0.00163998 Jy ! Component: 200 - total flux cleaned = 0.00173446 Jy ! Total flux subtracted in 200 components = 0.00173446 Jy ! Clean residual min=-0.001577 max=0.001800 Jy/beam ! Clean residual mean=-0.000013 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.196481 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 = 2.14293e-05 Jy ! Component: 100 - total flux cleaned = 3.98146e-05 Jy ! Component: 150 - total flux cleaned = 5.57186e-05 Jy ! Component: 200 - total flux cleaned = 5.57077e-05 Jy ! Total flux subtracted in 200 components = 5.57077e-05 Jy ! Clean residual min=-0.001511 max=0.001780 Jy/beam ! Clean residual mean=-0.000013 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.196536 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 141 components and 0.196536 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.661 mas, bmaj=5.521 mas, bpa=-8.724 degrees ! Estimated noise=0.323825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000152234 Jy ! Component: 100 - total flux cleaned = -0.00019968 Jy ! Component: 150 - total flux cleaned = -0.000220731 Jy ! Component: 200 - total flux cleaned = -0.000240214 Jy ! Total flux subtracted in 200 components = -0.000240214 Jy ! Clean residual min=-0.001591 max=0.001414 Jy/beam ! Clean residual mean=-0.000007 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.196296 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 155 components and 0.196296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.052310Jy sigma=1.181089 ! Fit after self-cal, rms=0.052287Jy sigma=1.180316 wmodel J1921+4506_S_map.mod ! Writing 155 model components to file: J1921+4506_S_map.mod wobs J1921+4506_S_uvs.fits ! Writing UV FITS file: J1921+4506_S_uvs.fits wwins J1921+4506_S_map.win ! wwins: Wrote 4 windows to J1921+4506_S_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 = -0.000283541 Jy ! Component: 100 - total flux cleaned = -0.00043815 Jy ! Component: 150 - total flux cleaned = -0.000560636 Jy ! Component: 200 - total flux cleaned = -0.000774127 Jy ! Component: 250 - total flux cleaned = -0.000934448 Jy ! Component: 300 - total flux cleaned = -0.00111227 Jy ! Component: 350 - total flux cleaned = -0.00122027 Jy ! Component: 400 - total flux cleaned = -0.00132581 Jy ! Component: 450 - total flux cleaned = -0.00140859 Jy ! Component: 500 - total flux cleaned = -0.00154962 Jy ! Component: 550 - total flux cleaned = -0.00164753 Jy ! Component: 600 - total flux cleaned = -0.0017239 Jy ! Component: 650 - total flux cleaned = -0.00179906 Jy ! Component: 700 - total flux cleaned = -0.00181743 Jy ! Component: 750 - total flux cleaned = -0.00188966 Jy ! Component: 800 - total flux cleaned = -0.00192492 Jy ! Component: 850 - total flux cleaned = -0.00195978 Jy ! Component: 900 - total flux cleaned = -0.00194274 Jy ! Component: 950 - total flux cleaned = -0.00195955 Jy ! Component: 1000 - total flux cleaned = -0.00189311 Jy ! Component: 1050 - total flux cleaned = -0.00192622 Jy ! Component: 1100 - total flux cleaned = -0.00190992 Jy ! Component: 1150 - total flux cleaned = -0.00187808 Jy ! Component: 1200 - total flux cleaned = -0.00178365 Jy ! Component: 1250 - total flux cleaned = -0.00175251 Jy ! Component: 1300 - total flux cleaned = -0.00170655 Jy ! Component: 1350 - total flux cleaned = -0.0016917 Jy ! Component: 1400 - total flux cleaned = -0.00170657 Jy ! Component: 1450 - total flux cleaned = -0.00161789 Jy ! Component: 1500 - total flux cleaned = -0.00161818 Jy ! Component: 1550 - total flux cleaned = -0.00163254 Jy ! Component: 1600 - total flux cleaned = -0.00160379 Jy ! Component: 1650 - total flux cleaned = -0.00160365 Jy ! Component: 1700 - total flux cleaned = -0.00158953 Jy ! Component: 1750 - total flux cleaned = -0.00163137 Jy ! Component: 1800 - total flux cleaned = -0.00163153 Jy ! Component: 1850 - total flux cleaned = -0.0016858 Jy ! Component: 1900 - total flux cleaned = -0.00168574 Jy ! Component: 1950 - total flux cleaned = -0.00171251 Jy ! Component: 2000 - total flux cleaned = -0.00173888 Jy ! Component: 2050 - total flux cleaned = -0.00175205 Jy ! Component: 2100 - total flux cleaned = -0.00183023 Jy ! Component: 2150 - total flux cleaned = -0.00181741 Jy ! Component: 2200 - total flux cleaned = -0.00184307 Jy ! Component: 2250 - total flux cleaned = -0.00190638 Jy ! Component: 2300 - total flux cleaned = -0.00194397 Jy ! Component: 2350 - total flux cleaned = -0.0019936 Jy ! Component: 2400 - total flux cleaned = -0.00201824 Jy ! Component: 2450 - total flux cleaned = -0.0020552 Jy ! Component: 2500 - total flux cleaned = -0.00214025 Jy ! Component: 2550 - total flux cleaned = -0.00217637 Jy ! Component: 2600 - total flux cleaned = -0.00221224 Jy ! Component: 2650 - total flux cleaned = -0.00224762 Jy ! Component: 2700 - total flux cleaned = -0.0022828 Jy ! Component: 2750 - total flux cleaned = -0.00229452 Jy ! Component: 2800 - total flux cleaned = -0.00230625 Jy ! Component: 2850 - total flux cleaned = -0.00235211 Jy ! Component: 2900 - total flux cleaned = -0.00235208 Jy ! Component: 2950 - total flux cleaned = -0.00234084 Jy ! Component: 3000 - total flux cleaned = -0.00239682 Jy ! Component: 3050 - total flux cleaned = -0.00239689 Jy ! Component: 3100 - total flux cleaned = -0.00241898 Jy ! Component: 3150 - total flux cleaned = -0.00246285 Jy ! Component: 3200 - total flux cleaned = -0.00247373 Jy ! Component: 3250 - total flux cleaned = -0.00251697 Jy ! Component: 3300 - total flux cleaned = -0.00253824 Jy ! Component: 3350 - total flux cleaned = -0.0025699 Jy ! Component: 3400 - total flux cleaned = -0.00260156 Jy ! Component: 3450 - total flux cleaned = -0.00258052 Jy ! Component: 3500 - total flux cleaned = -0.00264301 Jy ! Component: 3550 - total flux cleaned = -0.00263263 Jy ! Component: 3600 - total flux cleaned = -0.0026738 Jy ! Component: 3650 - total flux cleaned = -0.00269413 Jy ! Component: 3700 - total flux cleaned = -0.00273482 Jy ! Component: 3750 - total flux cleaned = -0.00278512 Jy ! Component: 3800 - total flux cleaned = -0.002785 Jy ! Component: 3850 - total flux cleaned = -0.00280493 Jy ! Component: 3900 - total flux cleaned = -0.0028246 Jy ! Component: 3950 - total flux cleaned = -0.00282449 Jy ! Component: 4000 - total flux cleaned = -0.00285377 Jy ! Component: 4050 - total flux cleaned = -0.00289255 Jy ! Total flux subtracted in 4096 components = -0.00290219 Jy ! Clean residual min=-0.000607 max=0.000550 Jy/beam ! Clean residual mean=-0.000003 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.193394 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 450 components and 0.193394 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1921+4506_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.661 x 5.521 at -8.724 degrees (North through East) ! Clean map min=-0.0011575 max=0.091008 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1921+4506_S_map.fits wmodel /vlbi/uf001/uva//J1921+4506_S_map.mod ! Writing 450 model components to file: /vlbi/uf001/uva//J1921+4506_S_map.mod wobs /vlbi/uf001/uva//J1921+4506_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1921+4506_S_uvs.fits wwins /vlbi/uf001/uva//J1921+4506_S_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1921+4506_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0910076 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000174681 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.575822 0.575822 1.15164 2.30329 4.60658 9.21316 18.4263 36.8526 73.7052 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.091 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 520.994 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1921+4506_S_dfm.log closed on Mon Jan 14 05:02:06 2019