! Started logfile: .//J0227-0621_X_dfm.log on Mon Jan 20 17:16:21 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0227-0621_X_uva.fits ! Reading UV FITS file: .//J0227-0621_X_uva.fits ! AN table 1: 141 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.98487 visibilities/baseline/integration-bin. ! Found source: J0227-0621 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 67 lines of history. ! ! Reading 16664 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0227-0621_X] 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 0.200x0.200 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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999134Jy sigma=18.590073 ! Fit after self-cal, rms=0.954863Jy sigma=17.740283 ! 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=1.341 mas, bmaj=3.902 mas, bpa=1.315 degrees ! Estimated noise=0.654095 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 = 0.0323234 Jy ! Component: 100 - total flux cleaned = 0.0450031 Jy ! Total flux subtracted in 100 components = 0.0450031 Jy ! Clean residual min=-0.005831 max=0.009359 Jy/beam ! Clean residual mean=0.000004 rms=0.001562 Jy/beam ! Combined flux in latest and established models = 0.0450031 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0450031 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=0.048043Jy sigma=0.867587 ! Fit after self-cal, rms=0.046973Jy sigma=0.851426 ! 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=1.553 mas, bmaj=4.095 mas, bpa=2.005 degrees ! Estimated noise=0.299809 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 = 0.0126694 Jy ! Component: 100 - total flux cleaned = 0.0196632 Jy ! Component: 150 - total flux cleaned = 0.0239185 Jy ! Component: 200 - total flux cleaned = 0.0265335 Jy ! Total flux subtracted in 200 components = 0.0265335 Jy ! Clean residual min=-0.006961 max=0.012572 Jy/beam ! Clean residual mean=-0.000001 rms=0.002198 Jy/beam ! Combined flux in latest and established models = 0.0715366 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.0715366 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=0.043698Jy sigma=0.779782 ! Fit after self-cal, rms=0.043416Jy sigma=0.775789 ! Inverting map ! Added new window around map position (-35, 15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105918 Jy ! Component: 100 - total flux cleaned = 0.0127089 Jy ! Component: 150 - total flux cleaned = 0.0140374 Jy ! Component: 200 - total flux cleaned = 0.0165012 Jy ! Total flux subtracted in 200 components = 0.0165012 Jy ! Clean residual min=-0.004647 max=0.005198 Jy/beam ! Clean residual mean=-0.000001 rms=0.001541 Jy/beam ! Combined flux in latest and established models = 0.0880378 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 80 components and 0.0880378 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=0.040548Jy sigma=0.714720 ! Fit after self-cal, rms=0.039926Jy sigma=0.701764 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.553 x 4.095 at 2.005 degrees (North through East) ! Clean map min=-0.0050993 max=0.048065 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 1.20 NL 1.01 ! OV 0.99 PT 0.86 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.17 NL 0.91 ! OV 1.02 PT 0.88 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 HN 1.34 NL 0.95 ! OV 1.05 PT 0.89 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.24 NL 0.93 ! OV 1.03 PT 0.90 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.24 NL 0.96 ! OV 1.04 PT 0.95 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.22 NL 1.00 ! OV 1.07 PT 0.90 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 1.16 NL 1.01 ! OV 1.00 PT 0.96 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.10 NL 1.00 ! OV 1.01 PT 0.94 ! ! ! Fit before self-cal, rms=0.039926Jy sigma=0.701764 ! Fit after self-cal, rms=0.040051Jy sigma=0.694136 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.622 mas, bmaj=4.048 mas, bpa=3.071 degrees ! Estimated noise=0.296756 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 = 0.00405719 Jy ! Component: 100 - total flux cleaned = 0.00650228 Jy ! Component: 150 - total flux cleaned = 0.00792464 Jy ! Component: 200 - total flux cleaned = 0.00923175 Jy ! Total flux subtracted in 200 components = 0.00923175 Jy ! Clean residual min=-0.003770 max=0.004332 Jy/beam ! Clean residual mean=0.000001 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 0.0972696 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 132 components and 0.0972696 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=0.039325Jy sigma=0.675235 ! Fit after self-cal, rms=0.039218Jy sigma=0.671899 ! 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=0.039218Jy sigma=0.671899 ! Fit after self-cal, rms=0.039018Jy sigma=0.666122 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.631 mas, bmaj=4.031 mas, bpa=3.075 degrees ! Estimated noise=0.299356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255965 Jy ! Component: 100 - total flux cleaned = 0.00399583 Jy ! Component: 150 - total flux cleaned = 0.00476404 Jy ! Component: 200 - total flux cleaned = 0.00563597 Jy ! Total flux subtracted in 200 components = 0.00563597 Jy ! Clean residual min=-0.002852 max=0.004019 Jy/beam ! Clean residual mean=0.000001 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.102906 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 162 components and 0.102906 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=0.038715Jy sigma=0.657868 ! Fit after self-cal, rms=0.038649Jy sigma=0.656814 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 = 0.00151192 Jy ! Component: 100 - total flux cleaned = 0.00228164 Jy ! Component: 150 - total flux cleaned = 0.0029915 Jy ! Component: 200 - total flux cleaned = 0.00370705 Jy ! Total flux subtracted in 200 components = 0.00370705 Jy ! Clean residual min=-0.002634 max=0.003548 Jy/beam ! Clean residual mean=0.000001 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.106613 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 179 components and 0.106613 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=0.038510Jy sigma=0.652793 ! Fit after self-cal, rms=0.038470Jy sigma=0.652359 ! 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=0.038470Jy sigma=0.652359 ! Fit after self-cal, rms=0.038817Jy sigma=0.646753 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=4.006 mas, bpa=3.183 degrees ! Estimated noise=0.300153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000768698 Jy ! Component: 100 - total flux cleaned = 0.00124118 Jy ! Component: 150 - total flux cleaned = 0.00142782 Jy ! Component: 200 - total flux cleaned = 0.00166541 Jy ! Total flux subtracted in 200 components = 0.00166541 Jy ! Clean residual min=-0.002114 max=0.002881 Jy/beam ! Clean residual mean=-0.000000 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.108278 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 199 components and 0.108278 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=0.038750Jy sigma=0.644725 ! Fit after self-cal, rms=0.038790Jy sigma=0.644188 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 (-0.4, -20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217635 Jy ! Component: 100 - total flux cleaned = 0.00271398 Jy ! Component: 150 - total flux cleaned = 0.00316622 Jy ! Component: 200 - total flux cleaned = 0.00366376 Jy ! Total flux subtracted in 200 components = 0.00366376 Jy ! Clean residual min=-0.001848 max=0.002458 Jy/beam ! Clean residual mean=0.000000 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.111942 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 237 components and 0.111942 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=0.038637Jy sigma=0.640273 ! Fit after self-cal, rms=0.038605Jy sigma=0.639895 ! Inverting map ! Added new window around map position (-51.2, -31.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199941 Jy ! Component: 100 - total flux cleaned = 0.00252589 Jy ! Component: 150 - total flux cleaned = 0.00300243 Jy ! Component: 200 - total flux cleaned = 0.00329173 Jy ! Total flux subtracted in 200 components = 0.00329173 Jy ! Clean residual min=-0.001499 max=0.001562 Jy/beam ! Clean residual mean=-0.000000 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.115234 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 256 components and 0.115234 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=0.038492Jy sigma=0.636748 ! Fit after self-cal, rms=0.038461Jy sigma=0.636350 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.038461Jy sigma=0.636350 ! Fit after self-cal, rms=0.038417Jy sigma=0.635836 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.122 mas, bmaj=4.068 mas, bpa=7.071 degrees ! Estimated noise=0.307147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139216 Jy ! Component: 100 - total flux cleaned = 0.00216265 Jy ! Component: 150 - total flux cleaned = 0.00228713 Jy ! Component: 200 - total flux cleaned = 0.00231255 Jy ! Total flux subtracted in 200 components = 0.00231255 Jy ! Clean residual min=-0.001556 max=0.001579 Jy/beam ! Clean residual mean=0.000000 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.117546 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 285 components and 0.117546 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=0.038383Jy sigma=0.634741 ! Fit after self-cal, rms=0.038382Jy sigma=0.634604 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 = 0.000438269 Jy ! Component: 100 - total flux cleaned = 0.000462238 Jy ! Component: 150 - total flux cleaned = 0.000463706 Jy ! Component: 200 - total flux cleaned = 0.000376862 Jy ! Total flux subtracted in 200 components = 0.000376862 Jy ! Clean residual min=-0.001455 max=0.001433 Jy/beam ! Clean residual mean=0.000000 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.117923 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 304 components and 0.117923 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=0.038366Jy sigma=0.634137 ! Fit after self-cal, rms=0.038360Jy sigma=0.634090 ! 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=1.636 mas, bmaj=3.992 mas, bpa=3.348 degrees ! Estimated noise=0.297907 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.636 x 3.992 at 3.348 degrees (North through East) ! Clean map min=-0.003609 max=0.04785 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=1.412 mas, bmaj=3.766 mas, bpa=2.377 degrees ! Estimated noise=0.714175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0326744 Jy ! Component: 100 - total flux cleaned = 0.0474137 Jy ! Component: 150 - total flux cleaned = 0.0577905 Jy ! Component: 200 - total flux cleaned = 0.0655334 Jy ! Total flux subtracted in 200 components = 0.0655334 Jy ! Clean residual min=-0.004874 max=0.005109 Jy/beam ! Clean residual mean=0.000003 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 0.0655334 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0655334 Jy ! Inverting map and beam ! Estimated beam: bmin=1.636 mas, bmaj=3.992 mas, bpa=3.348 degrees ! Estimated noise=0.297907 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 = 0.00547704 Jy ! Component: 100 - total flux cleaned = 0.0106859 Jy ! Component: 150 - total flux cleaned = 0.0148951 Jy ! Component: 200 - total flux cleaned = 0.0188413 Jy ! Total flux subtracted in 200 components = 0.0188413 Jy ! Clean residual min=-0.004013 max=0.003786 Jy/beam ! Clean residual mean=0.000002 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.0843747 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 71 components and 0.0843747 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.122 mas, bmaj=4.068 mas, bpa=7.071 degrees ! Estimated noise=0.307147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406153 Jy ! Component: 100 - total flux cleaned = 0.00766019 Jy ! Component: 150 - total flux cleaned = 0.0107879 Jy ! Component: 200 - total flux cleaned = 0.0132031 Jy ! Total flux subtracted in 200 components = 0.0132031 Jy ! Clean residual min=-0.003508 max=0.002844 Jy/beam ! Clean residual mean=0.000002 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.0975778 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 = 0.00209672 Jy ! Component: 100 - total flux cleaned = 0.00392628 Jy ! Component: 150 - total flux cleaned = 0.00552372 Jy ! Component: 200 - total flux cleaned = 0.00692825 Jy ! Total flux subtracted in 200 components = 0.00692825 Jy ! Clean residual min=-0.002343 max=0.001952 Jy/beam ! Clean residual mean=0.000001 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.104506 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 136 components and 0.104506 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.636 mas, bmaj=3.992 mas, bpa=3.348 degrees ! Estimated noise=0.297907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159324 Jy ! Component: 100 - total flux cleaned = 0.00280983 Jy ! Component: 150 - total flux cleaned = 0.00388619 Jy ! Component: 200 - total flux cleaned = 0.0047706 Jy ! Total flux subtracted in 200 components = 0.0047706 Jy ! Clean residual min=-0.001709 max=0.001500 Jy/beam ! Clean residual mean=0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.109277 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 170 components and 0.109277 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=0.038457Jy sigma=0.636349 ! Fit after self-cal, rms=0.038435Jy sigma=0.635873 wmodel J0227-0621_X_map.mod ! Writing 170 model components to file: J0227-0621_X_map.mod wobs J0227-0621_X_uvs.fits ! Writing UV FITS file: J0227-0621_X_uvs.fits wwins J0227-0621_X_map.win ! wwins: Wrote 4 windows to J0227-0621_X_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 = -0.000338101 Jy ! Component: 100 - total flux cleaned = -0.000360894 Jy ! Component: 150 - total flux cleaned = -0.000384138 Jy ! Component: 200 - total flux cleaned = -0.000466807 Jy ! Component: 250 - total flux cleaned = -0.000623571 Jy ! Component: 300 - total flux cleaned = -0.000809419 Jy ! Component: 350 - total flux cleaned = -0.000898285 Jy ! Component: 400 - total flux cleaned = -0.000949077 Jy ! Component: 450 - total flux cleaned = -0.000965132 Jy ! Component: 500 - total flux cleaned = -0.000964645 Jy ! Component: 550 - total flux cleaned = -0.00096462 Jy ! Component: 600 - total flux cleaned = -0.00099388 Jy ! Component: 650 - total flux cleaned = -0.000979784 Jy ! Component: 700 - total flux cleaned = -0.00102148 Jy ! Component: 750 - total flux cleaned = -0.00103475 Jy ! Component: 800 - total flux cleaned = -0.00104777 Jy ! Component: 850 - total flux cleaned = -0.00107268 Jy ! Component: 900 - total flux cleaned = -0.00106096 Jy ! Component: 950 - total flux cleaned = -0.00104977 Jy ! Component: 1000 - total flux cleaned = -0.0010497 Jy ! Component: 1050 - total flux cleaned = -0.0010163 Jy ! Component: 1100 - total flux cleaned = -0.00103813 Jy ! Component: 1150 - total flux cleaned = -0.00101661 Jy ! Component: 1200 - total flux cleaned = -0.000985616 Jy ! Component: 1250 - total flux cleaned = -0.000955218 Jy ! Component: 1300 - total flux cleaned = -0.000955252 Jy ! Component: 1350 - total flux cleaned = -0.000945829 Jy ! Component: 1400 - total flux cleaned = -0.00098396 Jy ! Component: 1450 - total flux cleaned = -0.000974435 Jy ! Component: 1500 - total flux cleaned = -0.000983745 Jy ! Component: 1550 - total flux cleaned = -0.000992843 Jy ! Component: 1600 - total flux cleaned = -0.00101929 Jy ! Component: 1650 - total flux cleaned = -0.00101926 Jy ! Component: 1700 - total flux cleaned = -0.0010193 Jy ! Component: 1750 - total flux cleaned = -0.000994371 Jy ! Component: 1800 - total flux cleaned = -0.00100283 Jy ! Component: 1850 - total flux cleaned = -0.00101905 Jy ! Component: 1900 - total flux cleaned = -0.00101891 Jy ! Component: 1950 - total flux cleaned = -0.00101892 Jy ! Component: 2000 - total flux cleaned = -0.00102661 Jy ! Component: 2050 - total flux cleaned = -0.00104937 Jy ! Component: 2100 - total flux cleaned = -0.00105687 Jy ! Component: 2150 - total flux cleaned = -0.00107914 Jy ! Component: 2200 - total flux cleaned = -0.00108639 Jy ! Component: 2250 - total flux cleaned = -0.00110794 Jy ! Component: 2300 - total flux cleaned = -0.00112229 Jy ! Component: 2350 - total flux cleaned = -0.00115755 Jy ! Component: 2400 - total flux cleaned = -0.00117155 Jy ! Component: 2450 - total flux cleaned = -0.00119217 Jy ! Component: 2500 - total flux cleaned = -0.001199 Jy ! Component: 2550 - total flux cleaned = -0.00122608 Jy ! Component: 2600 - total flux cleaned = -0.00125283 Jy ! Component: 2650 - total flux cleaned = -0.00128589 Jy ! Component: 2700 - total flux cleaned = -0.00131201 Jy ! Component: 2750 - total flux cleaned = -0.00133142 Jy ! Component: 2800 - total flux cleaned = -0.00135067 Jy ! Component: 2850 - total flux cleaned = -0.00135707 Jy ! Component: 2900 - total flux cleaned = -0.00138226 Jy ! Component: 2950 - total flux cleaned = -0.00137604 Jy ! Component: 3000 - total flux cleaned = -0.00138849 Jy ! Component: 3050 - total flux cleaned = -0.00141305 Jy ! Component: 3100 - total flux cleaned = -0.00141911 Jy ! Component: 3150 - total flux cleaned = -0.00144328 Jy ! Component: 3200 - total flux cleaned = -0.0014493 Jy ! Component: 3250 - total flux cleaned = -0.00145524 Jy ! Component: 3300 - total flux cleaned = -0.00146699 Jy ! Component: 3350 - total flux cleaned = -0.00147864 Jy ! Component: 3400 - total flux cleaned = -0.0015019 Jy ! Component: 3450 - total flux cleaned = -0.00155964 Jy ! Component: 3500 - total flux cleaned = -0.00158256 Jy ! Component: 3550 - total flux cleaned = -0.00161108 Jy ! Component: 3600 - total flux cleaned = -0.00163946 Jy ! Component: 3650 - total flux cleaned = -0.00167329 Jy ! Component: 3700 - total flux cleaned = -0.00170692 Jy ! Component: 3750 - total flux cleaned = -0.00174588 Jy ! Component: 3800 - total flux cleaned = -0.00176803 Jy ! Component: 3850 - total flux cleaned = -0.00179555 Jy ! Component: 3900 - total flux cleaned = -0.0018175 Jy ! Component: 3950 - total flux cleaned = -0.00183387 Jy ! Component: 4000 - total flux cleaned = -0.00187192 Jy ! Component: 4050 - total flux cleaned = -0.00188274 Jy ! Total flux subtracted in 4096 components = -0.00190968 Jy ! Clean residual min=-0.000305 max=0.000332 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.107367 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 491 components and 0.107367 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0227-0621_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.636 x 3.992 at 3.348 degrees (North through East) ! Clean map min=-0.0038724 max=0.046584 Jy/beam ! Writing clean map to FITS file: .//J0227-0621_X_map.fits wmodel .//J0227-0621_X_map.mod ! Writing 491 model components to file: .//J0227-0621_X_map.mod wobs .//J0227-0621_X_uvs.fits ! Writing UV FITS file: .//J0227-0621_X_uvs.fits wwins .//J0227-0621_X_map.win ! wwins: Wrote 5 windows to .//J0227-0621_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0465841 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.42859e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.607198 0.607198 1.2144 2.42879 4.85759 9.71517 19.4303 38.8607 77.7214 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 494.072 quit ! Quitting program ! Log file .//J0227-0621_X_dfm.log closed on Mon Jan 20 17:16:26 2020