! Started logfile: /vlbi/bp222/maps//J1957-3845_S_dfm.log on Thu Sep 27 11:33:53 2018 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/bp222/maps//J1957-3845_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1957-3845_S_uvm.fits ! AN table 1: 14 integrations on 15 of 15 possible baselines. ! AN table 2: 61 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.590208 visibilities/baseline/integration-bin. ! Found source: J1957-3845 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 3520 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1957-3845_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 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 427 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.325565Jy sigma=12.894610 ! Fit after self-cal, rms=0.319316Jy sigma=2.418775 ! 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=3.202 mas, bmaj=9.546 mas, bpa=-14.46 degrees ! Estimated noise=2.65053 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 = 0.568188 Jy ! Component: 100 - total flux cleaned = 0.746211 Jy ! Total flux subtracted in 100 components = 0.746211 Jy ! Clean residual min=-0.057256 max=0.101874 Jy/beam ! Clean residual mean=-0.000495 rms=0.018032 Jy/beam ! Combined flux in latest and established models = 0.746211 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.746211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248960Jy sigma=2.458990 ! Fit after self-cal, rms=0.248996Jy sigma=2.458776 ! 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=4.65 mas, bmaj=13.85 mas, bpa=-13.96 degrees ! Estimated noise=1.59682 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 = 0.153988 Jy ! Component: 100 - total flux cleaned = 0.226788 Jy ! Component: 150 - total flux cleaned = 0.263008 Jy ! Component: 200 - total flux cleaned = 0.28134 Jy ! Total flux subtracted in 200 components = 0.28134 Jy ! Clean residual min=-0.033186 max=0.030758 Jy/beam ! Clean residual mean=-0.000146 rms=0.007542 Jy/beam ! Combined flux in latest and established models = 1.02755 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 41 components and 1.02755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163744Jy sigma=1.381635 ! Fit after self-cal, rms=0.163654Jy sigma=1.380583 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.65 x 13.85 at -13.96 degrees (North through East) ! Clean map min=-0.032669 max=0.67515 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 0.99 LA 0.94 NL 0.98 ! OV 0.92 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 HN 1.34 LA 0.97 MK 1.02 ! NL 1.08 OV 0.95 PT 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 0.97 LA 0.94 NL 1.05 ! OV 0.91 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 1.45 LA 0.98 MK 1.00 ! NL 1.12 OV 0.94 PT 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 0.98 LA 0.95 NL 1.00 ! OV 0.94 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 HN 1.45 LA 0.98 MK 1.04 ! NL 1.04 OV 0.94 PT 1.01 ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* ! ! ! Fit before self-cal, rms=0.163654Jy sigma=1.380583 ! Fit after self-cal, rms=0.124857Jy sigma=0.888974 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.783 mas, bmaj=13.89 mas, bpa=-13.75 degrees ! Estimated noise=1.60332 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 = -0.00447707 Jy ! Component: 100 - total flux cleaned = -0.00481796 Jy ! Component: 150 - total flux cleaned = -0.00514498 Jy ! Component: 200 - total flux cleaned = -0.00545025 Jy ! Total flux subtracted in 200 components = -0.00545025 Jy ! Clean residual min=-0.016918 max=0.016606 Jy/beam ! Clean residual mean=-0.000048 rms=0.004432 Jy/beam ! Combined flux in latest and established models = 1.0221 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 45 components and 1.0221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122756Jy sigma=0.874887 ! Fit after self-cal, rms=0.122960Jy sigma=0.874658 ! 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. ! ! Fit before self-cal, rms=0.122960Jy sigma=0.874658 ! Fit after self-cal, rms=0.122578Jy sigma=0.859172 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.802 mas, bmaj=13.92 mas, bpa=-13.75 degrees ! Estimated noise=1.6025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00483041 Jy ! Component: 100 - total flux cleaned = -0.00539157 Jy ! Component: 150 - total flux cleaned = -0.00592011 Jy ! Component: 200 - total flux cleaned = -0.00616765 Jy ! Total flux subtracted in 200 components = -0.00616765 Jy ! Clean residual min=-0.015807 max=0.015768 Jy/beam ! Clean residual mean=-0.000029 rms=0.003996 Jy/beam ! Combined flux in latest and established models = 1.01593 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 1.01593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121047Jy sigma=0.849797 ! Fit after self-cal, rms=0.121056Jy sigma=0.849749 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 = -0.000497701 Jy ! Component: 100 - total flux cleaned = -0.0007277 Jy ! Component: 150 - total flux cleaned = -0.00114758 Jy ! Component: 200 - total flux cleaned = -0.00134525 Jy ! Total flux subtracted in 200 components = -0.00134525 Jy ! Clean residual min=-0.015403 max=0.016006 Jy/beam ! Clean residual mean=-0.000043 rms=0.003859 Jy/beam ! Combined flux in latest and established models = 1.01459 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 49 components and 1.01459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120223Jy sigma=0.843986 ! Fit after self-cal, rms=0.120232Jy sigma=0.843955 ! 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. ! ! Fit before self-cal, rms=0.120232Jy sigma=0.843955 ! Fit after self-cal, rms=0.120432Jy sigma=0.815220 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.82 mas, bmaj=13.93 mas, bpa=-13.69 degrees ! Estimated noise=1.60817 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0049684 Jy ! Component: 100 - total flux cleaned = -0.00654038 Jy ! Component: 150 - total flux cleaned = -0.00756113 Jy ! Component: 200 - total flux cleaned = -0.00823471 Jy ! Total flux subtracted in 200 components = -0.00823471 Jy ! Clean residual min=-0.014006 max=0.014449 Jy/beam ! Clean residual mean=0.000030 rms=0.003329 Jy/beam ! Combined flux in latest and established models = 1.00635 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 50 components and 1.00635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118945Jy sigma=0.808878 ! Fit after self-cal, rms=0.119027Jy sigma=0.808840 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 (-12.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00944665 Jy ! Component: 100 - total flux cleaned = 0.00898808 Jy ! Component: 150 - total flux cleaned = 0.009199 Jy ! Component: 200 - total flux cleaned = 0.00955933 Jy ! Total flux subtracted in 200 components = 0.00955933 Jy ! Clean residual min=-0.013156 max=0.008920 Jy/beam ! Clean residual mean=0.000114 rms=0.002726 Jy/beam ! Combined flux in latest and established models = 1.01591 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 1.01591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117312Jy sigma=0.794640 ! Fit after self-cal, rms=0.117186Jy sigma=0.793493 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117186Jy sigma=0.793493 ! Fit after self-cal, rms=0.118350Jy sigma=0.791711 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.593 mas, bmaj=44.14 mas, bpa=-12.39 degrees ! Estimated noise=1.65134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000940551 Jy ! Component: 100 - total flux cleaned = 0.000678138 Jy ! Component: 150 - total flux cleaned = 0.000471368 Jy ! Component: 200 - total flux cleaned = 0.000475842 Jy ! Total flux subtracted in 200 components = 0.000475842 Jy ! Clean residual min=-0.011965 max=0.007004 Jy/beam ! Clean residual mean=0.000125 rms=0.002459 Jy/beam ! Combined flux in latest and established models = 1.01639 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 91 components and 1.01639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117820Jy sigma=0.788972 ! Fit after self-cal, rms=0.117842Jy sigma=0.788746 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 = 0.000582789 Jy ! Component: 100 - total flux cleaned = 0.000755936 Jy ! Component: 150 - total flux cleaned = 0.000754577 Jy ! Component: 200 - total flux cleaned = 0.000754839 Jy ! Total flux subtracted in 200 components = 0.000754839 Jy ! Clean residual min=-0.011742 max=0.007017 Jy/beam ! Clean residual mean=0.000136 rms=0.002441 Jy/beam ! Combined flux in latest and established models = 1.01714 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 102 components and 1.01714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117556Jy sigma=0.787616 ! Fit after self-cal, rms=0.117561Jy sigma=0.787476 ! 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=4.832 mas, bmaj=13.95 mas, bpa=-13.76 degrees ! Estimated noise=1.60933 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.832 x 13.95 at -13.76 degrees (North through East) ! Clean map min=-0.01186 max=0.68595 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. ! ! Fit before self-cal, rms=0.117561Jy sigma=0.787476 ! Fit after self-cal, rms=0.109508Jy sigma=0.668245 ! Inverting map and beam ! Estimated beam: bmin=4.832 mas, bmaj=13.96 mas, bpa=-13.77 degrees ! Estimated noise=1.60802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109265 Jy ! Component: 100 - total flux cleaned = -0.000787042 Jy ! Component: 150 - total flux cleaned = -0.000649717 Jy ! Component: 200 - total flux cleaned = -0.000524228 Jy ! Total flux subtracted in 200 components = -0.000524228 Jy ! Clean residual min=-0.011644 max=0.006865 Jy/beam ! Clean residual mean=0.000066 rms=0.002170 Jy/beam ! Combined flux in latest and established models = 1.01662 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 111 components and 1.01662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108901Jy sigma=0.665499 ! Fit after self-cal, rms=0.108910Jy sigma=0.665387 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000646741 Jy ! Component: 100 - total flux cleaned = 0.000760195 Jy ! Component: 150 - total flux cleaned = 0.000762684 Jy ! Component: 200 - total flux cleaned = 0.000859121 Jy ! Total flux subtracted in 200 components = 0.000859121 Jy ! Clean residual min=-0.011387 max=0.006917 Jy/beam ! Clean residual mean=0.000074 rms=0.002138 Jy/beam ! Combined flux in latest and established models = 1.01748 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 119 components and 1.01748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108550Jy sigma=0.664152 ! Fit after self-cal, rms=0.108567Jy sigma=0.664071 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108567Jy sigma=0.664071 ! Fit after self-cal, rms=0.109382Jy sigma=0.663460 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=3.305 mas, bmaj=9.374 mas, bpa=-14.26 degrees ! Estimated noise=2.81226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.610784 Jy ! Component: 100 - total flux cleaned = 0.76997 Jy ! Component: 150 - total flux cleaned = 0.852872 Jy ! Component: 200 - total flux cleaned = 0.901722 Jy ! Total flux subtracted in 200 components = 0.901722 Jy ! Clean residual min=-0.019593 max=0.028897 Jy/beam ! Clean residual mean=-0.000025 rms=0.006082 Jy/beam ! Combined flux in latest and established models = 0.901723 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.901723 Jy ! Inverting map and beam ! Estimated beam: bmin=4.834 mas, bmaj=13.95 mas, bpa=-13.77 degrees ! Estimated noise=1.61003 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) ! Added new window around map position (0, -15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0483396 Jy ! Component: 100 - total flux cleaned = 0.0745482 Jy ! Component: 150 - total flux cleaned = 0.0907605 Jy ! Component: 200 - total flux cleaned = 0.101031 Jy ! Total flux subtracted in 200 components = 0.101031 Jy ! Clean residual min=-0.011797 max=0.008932 Jy/beam ! Clean residual mean=0.000001 rms=0.002570 Jy/beam ! Combined flux in latest and established models = 1.00275 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 111 components and 1.00275 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=9.613 mas, bmaj=44.2 mas, bpa=-12.37 degrees ! Estimated noise=1.651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00772813 Jy ! Component: 100 - total flux cleaned = 0.0122048 Jy ! Component: 150 - total flux cleaned = 0.013489 Jy ! Component: 200 - total flux cleaned = 0.0145091 Jy ! Total flux subtracted in 200 components = 0.0145091 Jy ! Clean residual min=-0.010866 max=0.007201 Jy/beam ! Clean residual mean=0.000116 rms=0.002321 Jy/beam ! Combined flux in latest and established models = 1.01726 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 = 0.000842095 Jy ! Component: 100 - total flux cleaned = 0.00147745 Jy ! Component: 150 - total flux cleaned = 0.00196682 Jy ! Component: 200 - total flux cleaned = 0.00234748 Jy ! Total flux subtracted in 200 components = 0.00234748 Jy ! Clean residual min=-0.010467 max=0.006639 Jy/beam ! Clean residual mean=0.000132 rms=0.002258 Jy/beam ! Combined flux in latest and established models = 1.01961 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 162 components and 1.01961 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.834 mas, bmaj=13.95 mas, bpa=-13.77 degrees ! Estimated noise=1.61003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000556143 Jy ! Component: 100 - total flux cleaned = 0.000402931 Jy ! Component: 150 - total flux cleaned = 0.000473266 Jy ! Component: 200 - total flux cleaned = 0.000602227 Jy ! Total flux subtracted in 200 components = 0.000602227 Jy ! Clean residual min=-0.009469 max=0.006637 Jy/beam ! Clean residual mean=0.000103 rms=0.002035 Jy/beam ! Combined flux in latest and established models = 1.02021 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 175 components and 1.02021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107883Jy sigma=0.659361 ! Fit after self-cal, rms=0.107838Jy sigma=0.658837 wmodel J1957-3845_S_map.mod ! Writing 175 model components to file: J1957-3845_S_map.mod wobs J1957-3845_S_uvs.fits ! Writing UV FITS file: J1957-3845_S_uvs.fits wwins J1957-3845_S_map.win ! wwins: Wrote 3 windows to J1957-3845_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 = -0.00330617 Jy ! Component: 100 - total flux cleaned = -0.0024447 Jy ! Component: 150 - total flux cleaned = -0.00135681 Jy ! Component: 200 - total flux cleaned = -0.000621219 Jy ! Component: 250 - total flux cleaned = -0.000709998 Jy ! Component: 300 - total flux cleaned = -0.000547147 Jy ! Component: 350 - total flux cleaned = -0.000313012 Jy ! Component: 400 - total flux cleaned = -0.000313452 Jy ! Component: 450 - total flux cleaned = -9.72649e-05 Jy ! Component: 500 - total flux cleaned = -0.00016857 Jy ! Component: 550 - total flux cleaned = -0.000103327 Jy ! Component: 600 - total flux cleaned = 8.95916e-05 Jy ! Component: 650 - total flux cleaned = 0.00015475 Jy ! Component: 700 - total flux cleaned = 0.000338462 Jy ! Component: 750 - total flux cleaned = 0.000220587 Jy ! Component: 800 - total flux cleaned = 0.000105229 Jy ! Component: 850 - total flux cleaned = 4.86521e-05 Jy ! Component: 900 - total flux cleaned = -0.000117828 Jy ! Component: 950 - total flux cleaned = -0.000442939 Jy ! Component: 1000 - total flux cleaned = -0.000761253 Jy ! Component: 1050 - total flux cleaned = -0.00107369 Jy ! Component: 1100 - total flux cleaned = -0.00127862 Jy ! Component: 1150 - total flux cleaned = -0.00153005 Jy ! Component: 1200 - total flux cleaned = -0.00182641 Jy ! Component: 1250 - total flux cleaned = -0.00202017 Jy ! Component: 1300 - total flux cleaned = -0.00235505 Jy ! Component: 1350 - total flux cleaned = -0.00258975 Jy ! Component: 1400 - total flux cleaned = -0.00295839 Jy ! Component: 1450 - total flux cleaned = -0.00304802 Jy ! Component: 1500 - total flux cleaned = -0.00327105 Jy ! Component: 1550 - total flux cleaned = -0.0033592 Jy ! Component: 1600 - total flux cleaned = -0.00344542 Jy ! Component: 1650 - total flux cleaned = -0.0033604 Jy ! Component: 1700 - total flux cleaned = -0.00331753 Jy ! Component: 1750 - total flux cleaned = -0.0030252 Jy ! Component: 1800 - total flux cleaned = -0.00286057 Jy ! Component: 1850 - total flux cleaned = -0.00294182 Jy ! Component: 1900 - total flux cleaned = -0.00282186 Jy ! Component: 1950 - total flux cleaned = -0.00282225 Jy ! Component: 2000 - total flux cleaned = -0.00270434 Jy ! Component: 2050 - total flux cleaned = -0.00274262 Jy ! Component: 2100 - total flux cleaned = -0.00278047 Jy ! Component: 2150 - total flux cleaned = -0.00274232 Jy ! Component: 2200 - total flux cleaned = -0.00281743 Jy ! Component: 2250 - total flux cleaned = -0.00289179 Jy ! Component: 2300 - total flux cleaned = -0.0030382 Jy ! Component: 2350 - total flux cleaned = -0.00314642 Jy ! Component: 2400 - total flux cleaned = -0.00325377 Jy ! Component: 2450 - total flux cleaned = -0.00339572 Jy ! Component: 2500 - total flux cleaned = -0.0035361 Jy ! Component: 2550 - total flux cleaned = -0.00377823 Jy ! Component: 2600 - total flux cleaned = -0.0038809 Jy ! Component: 2650 - total flux cleaned = -0.00405116 Jy ! Component: 2700 - total flux cleaned = -0.00421891 Jy ! Component: 2750 - total flux cleaned = -0.00441847 Jy ! Component: 2800 - total flux cleaned = -0.00448449 Jy ! Component: 2850 - total flux cleaned = -0.00468032 Jy ! Component: 2900 - total flux cleaned = -0.00484209 Jy ! Component: 2950 - total flux cleaned = -0.00503523 Jy ! Component: 3000 - total flux cleaned = -0.00522663 Jy ! Component: 3050 - total flux cleaned = -0.00551072 Jy ! Component: 3100 - total flux cleaned = -0.00563564 Jy ! Component: 3150 - total flux cleaned = -0.00579091 Jy ! Component: 3200 - total flux cleaned = -0.00600642 Jy ! Component: 3250 - total flux cleaned = -0.00603686 Jy ! Component: 3300 - total flux cleaned = -0.00612803 Jy ! Component: 3350 - total flux cleaned = -0.00621851 Jy ! Component: 3400 - total flux cleaned = -0.0063083 Jy ! Component: 3450 - total flux cleaned = -0.00645697 Jy ! Component: 3500 - total flux cleaned = -0.00648624 Jy ! Component: 3550 - total flux cleaned = -0.00663276 Jy ! Component: 3600 - total flux cleaned = -0.00669099 Jy ! Component: 3650 - total flux cleaned = -0.00689374 Jy ! Component: 3700 - total flux cleaned = -0.00698001 Jy ! Component: 3750 - total flux cleaned = -0.00709465 Jy ! Component: 3800 - total flux cleaned = -0.00729364 Jy ! Component: 3850 - total flux cleaned = -0.00735023 Jy ! Component: 3900 - total flux cleaned = -0.00751906 Jy ! Component: 3950 - total flux cleaned = -0.00760282 Jy ! Component: 4000 - total flux cleaned = -0.00765869 Jy ! Component: 4050 - total flux cleaned = -0.00790781 Jy ! Total flux subtracted in 4096 components = -0.00796269 Jy ! Clean residual min=-0.001541 max=0.001719 Jy/beam ! Clean residual mean=-0.000001 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 1.01225 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 458 components and 1.01225 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1957-3845_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.834 x 13.95 at -13.77 degrees (North through East) ! Clean map min=-0.0051599 max=0.73101 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1957-3845_S_map.fits wmodel /vlbi/bp222/maps//J1957-3845_S_map.mod ! Writing 458 model components to file: /vlbi/bp222/maps//J1957-3845_S_map.mod wobs /vlbi/bp222/maps//J1957-3845_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1957-3845_S_uvs.fits wwins /vlbi/bp222/maps//J1957-3845_S_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J1957-3845_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.731006 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000525054 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.215479 0.215479 0.430957 0.861914 1.72383 3.44766 6.89532 13.7906 27.5813 55.1625 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.731 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1392.25 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1957-3845_S_dfm.log closed on Thu Sep 27 11:33:57 2018