! Started logfile: /tmp/maps//J0921+6215_C_20180619_dfm.log on Wed Jul 4 23:07:21 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 /tmp/maps//J0921+6215_C_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J0921+6215_C_20180619_uva.fits ! AN table 1: 17 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.943277 visibilities/baseline/integration-bin. ! Found source: J0921+6215 ! ! 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 76 lines of history. ! ! Reading 3592 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 J0921+6215_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. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.359289Jy sigma=26.451360 ! Fit after self-cal, rms=0.299602Jy sigma=5.853356 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.473 mas, bmaj=8.345 mas, bpa=79.99 degrees ! Estimated noise=0.868676 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 = 0.575964 Jy ! Component: 100 - total flux cleaned = 0.770669 Jy ! Total flux subtracted in 100 components = 0.770669 Jy ! Clean residual min=-0.049253 max=0.103452 Jy/beam ! Clean residual mean=0.000528 rms=0.017921 Jy/beam ! Combined flux in latest and established models = 0.770669 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.770669 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=0.246752Jy sigma=4.668129 ! Fit after self-cal, rms=0.245599Jy sigma=4.646825 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.976 mas, bmaj=8.32 mas, bpa=80.15 degrees ! Estimated noise=0.615959 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 = 0.163887 Jy ! Component: 100 - total flux cleaned = 0.242285 Jy ! Component: 150 - total flux cleaned = 0.285687 Jy ! Component: 200 - total flux cleaned = 0.312859 Jy ! Total flux subtracted in 200 components = 0.312859 Jy ! Clean residual min=-0.035383 max=0.041852 Jy/beam ! Clean residual mean=0.000480 rms=0.009330 Jy/beam ! Combined flux in latest and established models = 1.08353 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 56 components and 1.08353 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=0.094586Jy sigma=1.836680 ! Fit after self-cal, rms=0.093964Jy sigma=1.823643 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.976 x 8.32 at 80.15 degrees (North through East) ! Clean map min=-0.03297 max=0.79382 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 KP 0.95 LA 1.03 ! MK 1.01 NL 1.09 OV 1.06 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 KP 0.95 LA 1.03 ! MK 0.99 NL 1.07 OV 1.05 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 KP 0.95 LA 1.05 ! MK 0.97 NL 1.09 OV 1.04 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 KP 0.95 LA 1.04 ! MK 0.99 NL 1.08 OV 1.06 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 KP 0.94 LA 1.04 ! MK 0.96 NL 1.08 OV 1.05 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 KP 0.94 LA 1.03 ! MK 0.98 NL 1.08 OV 1.06 PT 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 KP 0.94 LA 1.04 ! MK 0.97 NL 1.08 OV 1.05 PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 KP 0.93 LA 1.04 ! MK 0.96 NL 1.09 OV 1.04 PT 0.93 ! ! ! Fit before self-cal, rms=0.093964Jy sigma=1.823643 ! Fit after self-cal, rms=0.070064Jy sigma=1.299497 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.973 mas, bmaj=8.382 mas, bpa=80.53 degrees ! Estimated noise=0.609628 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 (-3.6, 11.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309587 Jy ! Component: 100 - total flux cleaned = 0.0323366 Jy ! Component: 150 - total flux cleaned = 0.0341942 Jy ! Component: 200 - total flux cleaned = 0.0371292 Jy ! Total flux subtracted in 200 components = 0.0371292 Jy ! Clean residual min=-0.012404 max=0.014517 Jy/beam ! Clean residual mean=0.000027 rms=0.002912 Jy/beam ! Combined flux in latest and established models = 1.12066 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 83 components and 1.12066 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=0.051981Jy sigma=0.935232 ! Fit after self-cal, rms=0.051074Jy sigma=0.921914 ! 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=0.051074Jy sigma=0.921914 ! Fit after self-cal, rms=0.050593Jy sigma=0.909587 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=8.388 mas, bpa=80.54 degrees ! Estimated noise=0.60727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000701648 Jy ! Component: 100 - total flux cleaned = 0.00100414 Jy ! Component: 150 - total flux cleaned = 0.000996446 Jy ! Component: 200 - total flux cleaned = 0.000988002 Jy ! Total flux subtracted in 200 components = 0.000988002 Jy ! Clean residual min=-0.008800 max=0.011488 Jy/beam ! Clean residual mean=0.000024 rms=0.002383 Jy/beam ! Combined flux in latest and established models = 1.12164 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 1.12165 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=0.047792Jy sigma=0.856030 ! Fit after self-cal, rms=0.047653Jy sigma=0.854096 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 (14.4, -8.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229316 Jy ! Component: 100 - total flux cleaned = 0.00300155 Jy ! Component: 150 - total flux cleaned = 0.00321253 Jy ! Component: 200 - total flux cleaned = 0.00354407 Jy ! Total flux subtracted in 200 components = 0.00354407 Jy ! Clean residual min=-0.006986 max=0.009606 Jy/beam ! Clean residual mean=0.000010 rms=0.002007 Jy/beam ! Combined flux in latest and established models = 1.12519 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 132 components and 1.12519 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=0.044541Jy sigma=0.794731 ! Fit after self-cal, rms=0.044491Jy sigma=0.793856 ! Inverting map ! Added new window around map position (-12, 19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00859358 Jy ! Component: 100 - total flux cleaned = 0.0129032 Jy ! Component: 150 - total flux cleaned = 0.0155432 Jy ! Component: 200 - total flux cleaned = 0.0175963 Jy ! Total flux subtracted in 200 components = 0.0175963 Jy ! Clean residual min=-0.005541 max=0.006759 Jy/beam ! Clean residual mean=-0.000002 rms=0.001520 Jy/beam ! Combined flux in latest and established models = 1.14279 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 158 components and 1.14279 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=0.042348Jy sigma=0.754024 ! Fit after self-cal, rms=0.042079Jy sigma=0.749341 ! 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=0.042079Jy sigma=0.749341 ! Fit after self-cal, rms=0.041937Jy sigma=0.745913 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.978 mas, bmaj=8.393 mas, bpa=80.54 degrees ! Estimated noise=0.606833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341309 Jy ! Component: 100 - total flux cleaned = 0.00575958 Jy ! Component: 150 - total flux cleaned = 0.00633436 Jy ! Component: 200 - total flux cleaned = 0.00654209 Jy ! Total flux subtracted in 200 components = 0.00654209 Jy ! Clean residual min=-0.004860 max=0.005375 Jy/beam ! Clean residual mean=-0.000011 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 1.14933 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 189 components and 1.14933 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=0.041115Jy sigma=0.731024 ! Fit after self-cal, rms=0.041038Jy sigma=0.729804 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3, -36.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491546 Jy ! Component: 100 - total flux cleaned = 0.00701436 Jy ! Component: 150 - total flux cleaned = 0.00771756 Jy ! Component: 200 - total flux cleaned = 0.00808044 Jy ! Total flux subtracted in 200 components = 0.00808044 Jy ! Clean residual min=-0.003724 max=0.004537 Jy/beam ! Clean residual mean=-0.000000 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 1.15741 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 218 components and 1.15741 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=0.040227Jy sigma=0.714008 ! Fit after self-cal, rms=0.040193Jy sigma=0.713383 ! Inverting map ! Added new window around map position (-18.3, -14.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268293 Jy ! Component: 100 - total flux cleaned = 0.00360037 Jy ! Component: 150 - total flux cleaned = 0.0044785 Jy ! Component: 200 - total flux cleaned = 0.00528618 Jy ! Total flux subtracted in 200 components = 0.00528618 Jy ! Clean residual min=-0.003034 max=0.002760 Jy/beam ! Clean residual mean=0.000004 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 1.16269 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 243 components and 1.16269 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=0.039655Jy sigma=0.701548 ! Fit after self-cal, rms=0.039638Jy sigma=0.701221 ! 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=0.039638Jy sigma=0.701221 ! Fit after self-cal, rms=0.039600Jy sigma=0.700549 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.098 mas, bmaj=8.873 mas, bpa=66.77 degrees ! Estimated noise=0.702153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101766 Jy ! Component: 100 - total flux cleaned = 0.00207003 Jy ! Component: 150 - total flux cleaned = 0.00263068 Jy ! Component: 200 - total flux cleaned = 0.00296179 Jy ! Total flux subtracted in 200 components = 0.00296179 Jy ! Clean residual min=-0.002041 max=0.002633 Jy/beam ! Clean residual mean=0.000003 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 1.16566 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 270 components and 1.16566 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=0.039415Jy sigma=0.696949 ! Fit after self-cal, rms=0.039405Jy sigma=0.696732 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 = 0.000835049 Jy ! Component: 100 - total flux cleaned = 0.00156893 Jy ! Component: 150 - total flux cleaned = 0.00204812 Jy ! Component: 200 - total flux cleaned = 0.00236166 Jy ! Total flux subtracted in 200 components = 0.00236166 Jy ! Clean residual min=-0.001855 max=0.002210 Jy/beam ! Clean residual mean=0.000001 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 1.16802 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 287 components and 1.16802 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=0.039299Jy sigma=0.694750 ! Fit after self-cal, rms=0.039292Jy sigma=0.694627 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.979 mas, bmaj=8.394 mas, bpa=80.54 degrees ! Estimated noise=0.606634 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.979 x 8.394 at 80.54 degrees (North through East) ! Clean map min=-0.0073671 max=0.7822 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=0.039292Jy sigma=0.694627 ! Fit after self-cal, rms=0.036293Jy sigma=0.630660 ! Inverting map and beam ! Estimated beam: bmin=1.978 mas, bmaj=8.393 mas, bpa=80.54 degrees ! Estimated noise=0.606515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000409899 Jy ! Component: 100 - total flux cleaned = 0.000700497 Jy ! Component: 150 - total flux cleaned = 0.000964368 Jy ! Component: 200 - total flux cleaned = 0.00101269 Jy ! Total flux subtracted in 200 components = 0.00101269 Jy ! Clean residual min=-0.002209 max=0.002185 Jy/beam ! Clean residual mean=0.000002 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 1.16903 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 316 components and 1.16903 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=0.036134Jy sigma=0.627427 ! Fit after self-cal, rms=0.036128Jy sigma=0.627378 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000239843 Jy ! Component: 100 - total flux cleaned = 0.00037166 Jy ! Component: 150 - total flux cleaned = 0.000414121 Jy ! Component: 200 - total flux cleaned = 0.000577485 Jy ! Total flux subtracted in 200 components = 0.000577485 Jy ! Clean residual min=-0.002016 max=0.002067 Jy/beam ! Clean residual mean=0.000002 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 1.16961 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 332 components and 1.16961 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=0.036034Jy sigma=0.625510 ! Fit after self-cal, rms=0.036031Jy sigma=0.625482 ! 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=0.036031Jy sigma=0.625482 ! Fit after self-cal, rms=0.036031Jy sigma=0.625340 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.47 mas, bmaj=8.389 mas, bpa=80.31 degrees ! Estimated noise=0.862606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.573141 Jy ! Component: 100 - total flux cleaned = 0.77112 Jy ! Component: 150 - total flux cleaned = 0.871333 Jy ! Component: 200 - total flux cleaned = 0.930591 Jy ! Total flux subtracted in 200 components = 0.930591 Jy ! Clean residual min=-0.026674 max=0.040181 Jy/beam ! Clean residual mean=0.000243 rms=0.007533 Jy/beam ! Combined flux in latest and established models = 0.930591 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.930591 Jy ! Inverting map and beam ! Estimated beam: bmin=1.978 mas, bmaj=8.393 mas, bpa=80.54 degrees ! Estimated noise=0.60664 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 (-1.5, 3.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.064374 Jy ! Component: 100 - total flux cleaned = 0.100016 Jy ! Component: 150 - total flux cleaned = 0.123749 Jy ! Component: 200 - total flux cleaned = 0.138179 Jy ! Total flux subtracted in 200 components = 0.138179 Jy ! Clean residual min=-0.010025 max=0.016282 Jy/beam ! Clean residual mean=0.000176 rms=0.003600 Jy/beam ! Combined flux in latest and established models = 1.06877 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 84 components and 1.06877 Jy ! Inverting map ! Added new window around map position (0, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147669 Jy ! Component: 100 - total flux cleaned = 0.0249554 Jy ! Component: 150 - total flux cleaned = 0.0315054 Jy ! Component: 200 - total flux cleaned = 0.0367314 Jy ! Total flux subtracted in 200 components = 0.0367314 Jy ! Clean residual min=-0.006464 max=0.006314 Jy/beam ! Clean residual mean=0.000091 rms=0.002056 Jy/beam ! Combined flux in latest and established models = 1.1055 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 124 components and 1.1055 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=5.099 mas, bmaj=8.874 mas, bpa=66.77 degrees ! Estimated noise=0.702169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0089411 Jy ! Component: 100 - total flux cleaned = 0.0160909 Jy ! Component: 150 - total flux cleaned = 0.021919 Jy ! Component: 200 - total flux cleaned = 0.0259913 Jy ! Total flux subtracted in 200 components = 0.0259913 Jy ! Clean residual min=-0.004267 max=0.004328 Jy/beam ! Clean residual mean=0.000071 rms=0.001515 Jy/beam ! Combined flux in latest and established models = 1.13149 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 = 0.00365108 Jy ! Component: 100 - total flux cleaned = 0.00652059 Jy ! Component: 150 - total flux cleaned = 0.00928439 Jy ! Component: 200 - total flux cleaned = 0.0116372 Jy ! Total flux subtracted in 200 components = 0.0116372 Jy ! Clean residual min=-0.003156 max=0.003124 Jy/beam ! Clean residual mean=0.000039 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 1.14313 Jy ! Adding 122 model components to the UV plane model. ! The established model now contains 241 components and 1.14313 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.978 mas, bmaj=8.393 mas, bpa=80.54 degrees ! Estimated noise=0.60664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146109 Jy ! Component: 100 - total flux cleaned = -0.00131231 Jy ! Component: 150 - total flux cleaned = -7.58592e-05 Jy ! Component: 200 - total flux cleaned = 0.00115773 Jy ! Total flux subtracted in 200 components = 0.00115773 Jy ! Clean residual min=-0.003544 max=0.003028 Jy/beam ! Clean residual mean=0.000025 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 1.14429 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 277 components and 1.14429 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=0.037092Jy sigma=0.646503 ! Fit after self-cal, rms=0.036935Jy sigma=0.642219 wmodel J0921+6215_C_map.mod ! Writing 277 model components to file: J0921+6215_C_map.mod wobs J0921+6215_C_uvs.fits ! Writing UV FITS file: J0921+6215_C_uvs.fits wwins J0921+6215_C_map.win ! wwins: Wrote 8 windows to J0921+6215_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 = -0.00145403 Jy ! Component: 100 - total flux cleaned = -0.0016196 Jy ! Component: 150 - total flux cleaned = -0.00166884 Jy ! Component: 200 - total flux cleaned = -0.00153134 Jy ! Component: 250 - total flux cleaned = -0.00161863 Jy ! Component: 300 - total flux cleaned = -0.00170173 Jy ! Component: 350 - total flux cleaned = -0.00178 Jy ! Component: 400 - total flux cleaned = -0.00181867 Jy ! Component: 450 - total flux cleaned = -0.00178287 Jy ! Component: 500 - total flux cleaned = -0.0016778 Jy ! Component: 550 - total flux cleaned = -0.00171154 Jy ! Component: 600 - total flux cleaned = -0.00171128 Jy ! Component: 650 - total flux cleaned = -0.00174228 Jy ! Component: 700 - total flux cleaned = -0.00171158 Jy ! Component: 750 - total flux cleaned = -0.00174116 Jy ! Component: 800 - total flux cleaned = -0.00171177 Jy ! Component: 850 - total flux cleaned = -0.00174006 Jy ! Component: 900 - total flux cleaned = -0.00173956 Jy ! Component: 950 - total flux cleaned = -0.00173909 Jy ! Component: 1000 - total flux cleaned = -0.0016602 Jy ! Component: 1050 - total flux cleaned = -0.00171008 Jy ! Component: 1100 - total flux cleaned = -0.00158537 Jy ! Component: 1150 - total flux cleaned = -0.00168327 Jy ! Component: 1200 - total flux cleaned = -0.00168362 Jy ! Component: 1250 - total flux cleaned = -0.00177625 Jy ! Component: 1300 - total flux cleaned = -0.00179879 Jy ! Component: 1350 - total flux cleaned = -0.0019101 Jy ! Component: 1400 - total flux cleaned = -0.00193126 Jy ! Component: 1450 - total flux cleaned = -0.00199523 Jy ! Component: 1500 - total flux cleaned = -0.00195332 Jy ! Component: 1550 - total flux cleaned = -0.00195361 Jy ! Component: 1600 - total flux cleaned = -0.00189308 Jy ! Component: 1650 - total flux cleaned = -0.00177534 Jy ! Component: 1700 - total flux cleaned = -0.00171784 Jy ! Component: 1750 - total flux cleaned = -0.0016422 Jy ! Component: 1800 - total flux cleaned = -0.00156733 Jy ! Component: 1850 - total flux cleaned = -0.00149403 Jy ! Component: 1900 - total flux cleaned = -0.00140379 Jy ! Component: 1950 - total flux cleaned = -0.00129791 Jy ! Component: 2000 - total flux cleaned = -0.00124582 Jy ! Component: 2050 - total flux cleaned = -0.00116029 Jy ! Component: 2100 - total flux cleaned = -0.00107611 Jy ! Component: 2150 - total flux cleaned = -0.000976909 Jy ! Component: 2200 - total flux cleaned = -0.000895227 Jy ! Component: 2250 - total flux cleaned = -0.000783064 Jy ! Component: 2300 - total flux cleaned = -0.000750988 Jy ! Component: 2350 - total flux cleaned = -0.000625751 Jy ! Component: 2400 - total flux cleaned = -0.000533275 Jy ! Component: 2450 - total flux cleaned = -0.000426941 Jy ! Component: 2500 - total flux cleaned = -0.000396896 Jy ! Component: 2550 - total flux cleaned = -0.00032261 Jy ! Component: 2600 - total flux cleaned = -0.000234487 Jy ! Component: 2650 - total flux cleaned = -0.000147482 Jy ! Component: 2700 - total flux cleaned = -4.74186e-05 Jy ! Component: 2750 - total flux cleaned = -4.99719e-06 Jy ! Component: 2800 - total flux cleaned = 9.29975e-05 Jy ! Component: 2850 - total flux cleaned = 0.000189871 Jy ! Component: 2900 - total flux cleaned = 0.000271955 Jy ! Component: 2950 - total flux cleaned = 0.000366834 Jy ! Component: 3000 - total flux cleaned = 0.000474085 Jy ! Component: 3050 - total flux cleaned = 0.000580211 Jy ! Component: 3100 - total flux cleaned = 0.000659074 Jy ! Component: 3150 - total flux cleaned = 0.000776009 Jy ! Component: 3200 - total flux cleaned = 0.000904583 Jy ! Component: 3250 - total flux cleaned = 0.000993819 Jy ! Component: 3300 - total flux cleaned = 0.00109459 Jy ! Component: 3350 - total flux cleaned = 0.00116953 Jy ! Component: 3400 - total flux cleaned = 0.00128082 Jy ! Component: 3450 - total flux cleaned = 0.00136647 Jy ! Component: 3500 - total flux cleaned = 0.00142729 Jy ! Component: 3550 - total flux cleaned = 0.00154755 Jy ! Component: 3600 - total flux cleaned = 0.00163092 Jy ! Component: 3650 - total flux cleaned = 0.00170176 Jy ! Component: 3700 - total flux cleaned = 0.00177218 Jy ! Component: 3750 - total flux cleaned = 0.00184196 Jy ! Component: 3800 - total flux cleaned = 0.00191122 Jy ! Component: 3850 - total flux cleaned = 0.00200297 Jy ! Component: 3900 - total flux cleaned = 0.00204846 Jy ! Component: 3950 - total flux cleaned = 0.00210499 Jy ! Component: 4000 - total flux cleaned = 0.00214999 Jy ! Component: 4050 - total flux cleaned = 0.00220585 Jy ! Total flux subtracted in 4096 components = 0.00227249 Jy ! Clean residual min=-0.000577 max=0.000590 Jy/beam ! Clean residual mean=0.000008 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 1.14656 Jy keep ! Adding 257 model components to the UV plane model. ! The established model now contains 532 components and 1.14656 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J0921+6215_C_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.978 x 8.393 at 80.54 degrees (North through East) ! Clean map min=-0.0034464 max=0.76896 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J0921+6215_C_20180619_map.fits wmodel /tmp/maps//J0921+6215_C_20180619_map.mod ! Writing 532 model components to file: /tmp/maps//J0921+6215_C_20180619_map.mod wobs /tmp/maps//J0921+6215_C_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J0921+6215_C_20180619_uvs.fits wwins /tmp/maps//J0921+6215_C_20180619_map.win ! wwins: Wrote 9 windows to /tmp/maps//J0921+6215_C_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.768962 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000191419 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0746794 0.0746794 0.149359 0.298718 0.597436 1.19487 2.38974 4.77948 9.55897 19.1179 38.2359 76.4717 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.768 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4017.17 quit ! Quitting program ! Log file /tmp/maps//J0921+6215_C_20180619_dfm.log closed on Wed Jul 4 23:07:26 2018