! Started logfile: /image_prod/ug002_uva//J0431+2037_S_dfm.log on Wed Mar 4 20:22:52 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uva//J0431+2037_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0431+2037_S_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.98 visibilities/baseline/integration-bin. ! Found source: J0431+2037 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 40 lines of history. ! ! Reading 7938 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0431+2037_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.530735Jy sigma=7.375129 ! Fit after self-cal, rms=0.899480Jy sigma=4.838771 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.58 mas, bmaj=5.656 mas, bpa=1.695 degrees ! Estimated noise=1.91842 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 = 0.469454 Jy ! Component: 100 - total flux cleaned = 0.730219 Jy ! Total flux subtracted in 100 components = 0.730219 Jy ! Clean residual min=-0.102424 max=0.230078 Jy/beam ! Clean residual mean=-0.000375 rms=0.025131 Jy/beam ! Combined flux in latest and established models = 0.73022 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.73022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.802809Jy sigma=2.986357 ! Fit after self-cal, rms=0.798321Jy sigma=2.968504 ! Inverting map ! Added new window around map position (-3.5, 5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.236324 Jy ! Component: 100 - total flux cleaned = 0.404087 Jy ! Total flux subtracted in 100 components = 0.404087 Jy ! Clean residual min=-0.074026 max=0.109702 Jy/beam ! Clean residual mean=-0.000291 rms=0.018658 Jy/beam ! Combined flux in latest and established models = 1.13431 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 57 components and 1.13431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.619489Jy sigma=2.274701 ! Fit after self-cal, rms=0.618003Jy sigma=2.240257 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.146145 Jy ! Component: 100 - total flux cleaned = 0.261774 Jy ! Total flux subtracted in 100 components = 0.261774 Jy ! Clean residual min=-0.067546 max=0.081463 Jy/beam ! Clean residual mean=-0.000234 rms=0.015372 Jy/beam ! Combined flux in latest and established models = 1.39608 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 81 components and 1.39608 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.512115Jy sigma=1.903836 ! Fit after self-cal, rms=0.513063Jy sigma=1.887917 ! 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=2.95 mas, bmaj=6.361 mas, bpa=1.917 degrees ! Estimated noise=1.43687 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 = 0.158208 Jy ! Component: 100 - total flux cleaned = 0.280656 Jy ! Component: 150 - total flux cleaned = 0.381984 Jy ! Component: 200 - total flux cleaned = 0.467724 Jy ! Total flux subtracted in 200 components = 0.467724 Jy ! Clean residual min=-0.057823 max=0.087152 Jy/beam ! Clean residual mean=-0.000269 rms=0.014795 Jy/beam ! Combined flux in latest and established models = 1.86381 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 125 components and 1.86381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.355982Jy sigma=1.458987 ! Fit after self-cal, rms=0.355140Jy sigma=1.430122 ! Inverting map ! Added new window around map position (1, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.094961 Jy ! Component: 100 - total flux cleaned = 0.163672 Jy ! Component: 150 - total flux cleaned = 0.221761 Jy ! Component: 200 - total flux cleaned = 0.272433 Jy ! Total flux subtracted in 200 components = 0.272433 Jy ! Clean residual min=-0.044718 max=0.071036 Jy/beam ! Clean residual mean=-0.000161 rms=0.011804 Jy/beam ! Combined flux in latest and established models = 2.13624 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 155 components and 2.13624 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.281891Jy sigma=1.233196 ! Fit after self-cal, rms=0.281905Jy sigma=1.216509 ! Inverting map ! Added new window around map position (-8, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.068488 Jy ! Component: 100 - total flux cleaned = 0.118054 Jy ! Component: 150 - total flux cleaned = 0.160896 Jy ! Component: 200 - total flux cleaned = 0.199097 Jy ! Total flux subtracted in 200 components = 0.199097 Jy ! Clean residual min=-0.035366 max=0.070072 Jy/beam ! Clean residual mean=-0.000095 rms=0.009729 Jy/beam ! Combined flux in latest and established models = 2.33534 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 213 components and 2.33534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.235200Jy sigma=1.083210 ! Fit after self-cal, rms=0.235797Jy sigma=1.072127 ! Inverting map ! Added new window around map position (-15.5, 36.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0610163 Jy ! Component: 100 - total flux cleaned = 0.102319 Jy ! Component: 150 - total flux cleaned = 0.138378 Jy ! Component: 200 - total flux cleaned = 0.169412 Jy ! Total flux subtracted in 200 components = 0.169412 Jy ! Clean residual min=-0.029071 max=0.029640 Jy/beam ! Clean residual mean=-0.000053 rms=0.007664 Jy/beam ! Combined flux in latest and established models = 2.50475 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 251 components and 2.50475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.201407Jy sigma=0.927641 ! Fit after self-cal, rms=0.200735Jy sigma=0.919371 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.95 x 6.361 at 1.917 degrees (North through East) ! Clean map min=-0.028168 max=0.60557 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 1.13 KP 0.91 ! LA 0.93 MK 0.99 NL 0.99 OV 0.98 ! SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.14 HN 1.10 KP 0.92 ! LA 0.94 MK 1.02 NL 0.89 OV 0.96 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.08 HN 1.10 KP 0.92 ! LA 0.94 MK 1.00 NL 0.96 OV 0.98 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.200735Jy sigma=0.919371 ! Fit after self-cal, rms=0.170398Jy sigma=0.805748 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.978 mas, bmaj=6.436 mas, bpa=1.66 degrees ! Estimated noise=1.45608 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 (-14, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196625 Jy ! Component: 100 - total flux cleaned = 0.0329165 Jy ! Component: 150 - total flux cleaned = 0.0452983 Jy ! Component: 200 - total flux cleaned = 0.0572871 Jy ! Total flux subtracted in 200 components = 0.0572871 Jy ! Clean residual min=-0.023279 max=0.019945 Jy/beam ! Clean residual mean=-0.000055 rms=0.005116 Jy/beam ! Combined flux in latest and established models = 2.56203 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 291 components and 2.56203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.157047Jy sigma=0.754485 ! Fit after self-cal, rms=0.156690Jy sigma=0.752307 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.156690Jy sigma=0.752307 ! Fit after self-cal, rms=0.142854Jy sigma=0.707739 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.997 mas, bmaj=6.349 mas, bpa=1.198 degrees ! Estimated noise=1.46267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165492 Jy ! Component: 100 - total flux cleaned = 0.0275534 Jy ! Component: 150 - total flux cleaned = 0.0381371 Jy ! Component: 200 - total flux cleaned = 0.0479333 Jy ! Total flux subtracted in 200 components = 0.0479333 Jy ! Clean residual min=-0.018816 max=0.017567 Jy/beam ! Clean residual mean=-0.000023 rms=0.004236 Jy/beam ! Combined flux in latest and established models = 2.60997 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 324 components and 2.60997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.134284Jy sigma=0.680525 ! Fit after self-cal, rms=0.134287Jy sigma=0.679305 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 = 0.010596 Jy ! Component: 100 - total flux cleaned = 0.0201169 Jy ! Component: 150 - total flux cleaned = 0.0284875 Jy ! Component: 200 - total flux cleaned = 0.0367672 Jy ! Total flux subtracted in 200 components = 0.0367672 Jy ! Clean residual min=-0.016686 max=0.016504 Jy/beam ! Clean residual mean=-0.000015 rms=0.003900 Jy/beam ! Combined flux in latest and established models = 2.64674 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 341 components and 2.64674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.129237Jy sigma=0.663281 ! Fit after self-cal, rms=0.129314Jy sigma=0.662658 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.129314Jy sigma=0.662658 ! Fit after self-cal, rms=0.128352Jy sigma=0.659554 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.003 mas, bmaj=6.326 mas, bpa=0.913 degrees ! Estimated noise=1.46715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121343 Jy ! Component: 100 - total flux cleaned = 0.0210207 Jy ! Component: 150 - total flux cleaned = 0.0292371 Jy ! Component: 200 - total flux cleaned = 0.0357136 Jy ! Total flux subtracted in 200 components = 0.0357136 Jy ! Clean residual min=-0.014835 max=0.015133 Jy/beam ! Clean residual mean=-0.000011 rms=0.003615 Jy/beam ! Combined flux in latest and established models = 2.68245 Jy selfcal ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 357 components and 2.68245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.124111Jy sigma=0.646438 ! Fit after self-cal, rms=0.124207Jy sigma=0.645813 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 = 0.00797573 Jy ! Component: 100 - total flux cleaned = 0.0137004 Jy ! Component: 150 - total flux cleaned = 0.0197957 Jy ! Component: 200 - total flux cleaned = 0.0248648 Jy ! Total flux subtracted in 200 components = 0.0248648 Jy ! Clean residual min=-0.014124 max=0.014309 Jy/beam ! Clean residual mean=-0.000005 rms=0.003409 Jy/beam ! Combined flux in latest and established models = 2.70731 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 376 components and 2.70731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.121373Jy sigma=0.637103 ! Fit after self-cal, rms=0.121488Jy sigma=0.636743 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.121488Jy sigma=0.636743 ! Fit after self-cal, rms=0.120921Jy sigma=0.635372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.093 mas, bmaj=8.682 mas, bpa=4.916 degrees ! Estimated noise=2.24709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227248 Jy ! Component: 100 - total flux cleaned = 0.0362733 Jy ! Component: 150 - total flux cleaned = 0.0441154 Jy ! Component: 200 - total flux cleaned = 0.0522605 Jy ! Total flux subtracted in 200 components = 0.0522605 Jy ! Clean residual min=-0.022044 max=0.021800 Jy/beam ! Clean residual mean=-0.000024 rms=0.005454 Jy/beam ! Combined flux in latest and established models = 2.75957 Jy selfcal ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 430 components and 2.75958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116771Jy sigma=0.628596 ! Fit after self-cal, rms=0.116942Jy sigma=0.627185 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 = 0.0134745 Jy ! Component: 100 - total flux cleaned = 0.0203582 Jy ! Component: 150 - total flux cleaned = 0.0265733 Jy ! Component: 200 - total flux cleaned = 0.0320163 Jy ! Total flux subtracted in 200 components = 0.0320163 Jy ! Clean residual min=-0.019887 max=0.020010 Jy/beam ! Clean residual mean=-0.000004 rms=0.005136 Jy/beam ! Combined flux in latest and established models = 2.79159 Jy ! Performing phase self-cal ! Adding 68 model components to the UV plane model. ! The established model now contains 466 components and 2.79159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115261Jy sigma=0.625365 ! Fit after self-cal, rms=0.115390Jy sigma=0.624858 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.006 mas, bmaj=6.319 mas, bpa=0.6082 degrees ! Estimated noise=1.47156 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.006 x 6.319 at 0.6082 degrees (North through East) ! Clean map min=-0.019838 max=0.60514 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. ! ! Fit before self-cal, rms=0.115390Jy sigma=0.624858 ! Fit after self-cal, rms=0.189508Jy sigma=0.436875 ! Inverting map and beam ! Estimated beam: bmin=3.012 mas, bmaj=6.361 mas, bpa=0.3269 degrees ! Estimated noise=1.47749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00868089 Jy ! Component: 100 - total flux cleaned = 0.0140341 Jy ! Component: 150 - total flux cleaned = 0.0195097 Jy ! Component: 200 - total flux cleaned = 0.0246788 Jy ! Total flux subtracted in 200 components = 0.0246788 Jy ! Clean residual min=-0.011108 max=0.012809 Jy/beam ! Clean residual mean=-0.000005 rms=0.002681 Jy/beam ! Combined flux in latest and established models = 2.81627 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 482 components and 2.81627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.188395Jy sigma=0.426338 ! Fit after self-cal, rms=0.188386Jy sigma=0.425610 ! Inverting map ! Added new window around map position (-55.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00887597 Jy ! Component: 100 - total flux cleaned = 0.011755 Jy ! Component: 150 - total flux cleaned = 0.0154654 Jy ! Component: 200 - total flux cleaned = 0.0187971 Jy ! Total flux subtracted in 200 components = 0.0187971 Jy ! Clean residual min=-0.009698 max=0.009399 Jy/beam ! Clean residual mean=0.000004 rms=0.002425 Jy/beam ! Combined flux in latest and established models = 2.83507 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 504 components and 2.83507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.186905Jy sigma=0.413889 ! Fit after self-cal, rms=0.186770Jy sigma=0.413441 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.186770Jy sigma=0.413441 ! Fit after self-cal, rms=0.185084Jy sigma=0.412276 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.629 mas, bmaj=5.614 mas, bpa=-0.07739 degrees ! Estimated noise=1.99402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.48532 Jy ! Component: 100 - total flux cleaned = 0.777519 Jy ! Component: 150 - total flux cleaned = 0.994518 Jy ! Component: 200 - total flux cleaned = 1.17136 Jy ! Total flux subtracted in 200 components = 1.17136 Jy ! Clean residual min=-0.080774 max=0.106509 Jy/beam ! Clean residual mean=-0.000259 rms=0.018233 Jy/beam ! Combined flux in latest and established models = 1.17136 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 55 model components to the UV plane model. ! The established model now contains 55 components and 1.17136 Jy ! Inverting map and beam ! Estimated beam: bmin=3.006 mas, bmaj=6.363 mas, bpa=0.2423 degrees ! Estimated noise=1.47264 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 = 0.205559 Jy ! Component: 100 - total flux cleaned = 0.365502 Jy ! Component: 150 - total flux cleaned = 0.494857 Jy ! Component: 200 - total flux cleaned = 0.60228 Jy ! Total flux subtracted in 200 components = 0.60228 Jy ! Clean residual min=-0.057289 max=0.066928 Jy/beam ! Clean residual mean=-0.000277 rms=0.013837 Jy/beam ! Combined flux in latest and established models = 1.77364 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 118 components and 1.77364 Jy ! Inverting map ! Added new window around map position (2.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0922038 Jy ! Component: 100 - total flux cleaned = 0.172083 Jy ! Component: 150 - total flux cleaned = 0.242757 Jy ! Component: 200 - total flux cleaned = 0.306086 Jy ! Total flux subtracted in 200 components = 0.306086 Jy ! Clean residual min=-0.041326 max=0.040091 Jy/beam ! Clean residual mean=-0.000183 rms=0.009804 Jy/beam ! Combined flux in latest and established models = 2.07973 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 167 components and 2.07972 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=6.075 mas, bmaj=8.689 mas, bpa=4.507 degrees ! Estimated noise=2.24998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.133136 Jy ! Component: 100 - total flux cleaned = 0.230508 Jy ! Component: 150 - total flux cleaned = 0.307002 Jy ! Component: 200 - total flux cleaned = 0.369108 Jy ! Total flux subtracted in 200 components = 0.369108 Jy ! Clean residual min=-0.041467 max=0.037385 Jy/beam ! Clean residual mean=-0.000228 rms=0.011977 Jy/beam ! Combined flux in latest and established models = 2.44883 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 = 0.0523427 Jy ! Component: 100 - total flux cleaned = 0.0978772 Jy ! Component: 150 - total flux cleaned = 0.137935 Jy ! Component: 200 - total flux cleaned = 0.173568 Jy ! Total flux subtracted in 200 components = 0.173568 Jy ! Clean residual min=-0.029611 max=0.027474 Jy/beam ! Clean residual mean=-0.000128 rms=0.008238 Jy/beam ! Combined flux in latest and established models = 2.6224 Jy ! Adding 165 model components to the UV plane model. ! The established model now contains 301 components and 2.6224 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.006 mas, bmaj=6.363 mas, bpa=0.2423 degrees ! Estimated noise=1.47264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0348223 Jy ! Component: 100 - total flux cleaned = 0.0578556 Jy ! Component: 150 - total flux cleaned = 0.0778809 Jy ! Component: 200 - total flux cleaned = 0.0950592 Jy ! Total flux subtracted in 200 components = 0.0950592 Jy ! Clean residual min=-0.018844 max=0.020361 Jy/beam ! Clean residual mean=-0.000025 rms=0.004526 Jy/beam ! Combined flux in latest and established models = 2.71746 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 331 components and 2.71746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.199711Jy sigma=0.563332 ! Fit after self-cal, rms=0.199410Jy sigma=0.554639 wmodel J0431+2037_S_map.mod ! Writing 331 model components to file: J0431+2037_S_map.mod wobs J0431+2037_S_uvs.fits ! Writing UV FITS file: J0431+2037_S_uvs.fits wwins J0431+2037_S_map.win ! wwins: Wrote 8 windows to J0431+2037_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 = 0.00501208 Jy ! Component: 100 - total flux cleaned = 0.0075706 Jy ! Component: 150 - total flux cleaned = 0.0102859 Jy ! Component: 200 - total flux cleaned = 0.0125713 Jy ! Component: 250 - total flux cleaned = 0.0120243 Jy ! Component: 300 - total flux cleaned = 0.0120256 Jy ! Component: 350 - total flux cleaned = 0.012271 Jy ! Component: 400 - total flux cleaned = 0.0117673 Jy ! Component: 450 - total flux cleaned = 0.0127382 Jy ! Component: 500 - total flux cleaned = 0.012972 Jy ! Component: 550 - total flux cleaned = 0.0129745 Jy ! Component: 600 - total flux cleaned = 0.0134298 Jy ! Component: 650 - total flux cleaned = 0.0136473 Jy ! Component: 700 - total flux cleaned = 0.0140734 Jy ! Component: 750 - total flux cleaned = 0.014707 Jy ! Component: 800 - total flux cleaned = 0.0153298 Jy ! Component: 850 - total flux cleaned = 0.0157295 Jy ! Component: 900 - total flux cleaned = 0.0159259 Jy ! Component: 950 - total flux cleaned = 0.0161237 Jy ! Component: 1000 - total flux cleaned = 0.0170795 Jy ! Component: 1050 - total flux cleaned = 0.0174566 Jy ! Component: 1100 - total flux cleaned = 0.0180093 Jy ! Component: 1150 - total flux cleaned = 0.0187372 Jy ! Component: 1200 - total flux cleaned = 0.0194536 Jy ! Component: 1250 - total flux cleaned = 0.0198021 Jy ! Component: 1300 - total flux cleaned = 0.0210089 Jy ! Component: 1350 - total flux cleaned = 0.021683 Jy ! Component: 1400 - total flux cleaned = 0.0220154 Jy ! Component: 1450 - total flux cleaned = 0.0231598 Jy ! Component: 1500 - total flux cleaned = 0.0244485 Jy ! Component: 1550 - total flux cleaned = 0.0255557 Jy ! Component: 1600 - total flux cleaned = 0.0261785 Jy ! Component: 1650 - total flux cleaned = 0.027256 Jy ! Component: 1700 - total flux cleaned = 0.02801 Jy ! Component: 1750 - total flux cleaned = 0.0290514 Jy ! Component: 1800 - total flux cleaned = 0.0297829 Jy ! Component: 1850 - total flux cleaned = 0.0307873 Jy ! Component: 1900 - total flux cleaned = 0.0306443 Jy ! Component: 1950 - total flux cleaned = 0.0310636 Jy ! Component: 2000 - total flux cleaned = 0.0313442 Jy ! Component: 2050 - total flux cleaned = 0.0322949 Jy ! Component: 2100 - total flux cleaned = 0.0326932 Jy ! Component: 2150 - total flux cleaned = 0.0332194 Jy ! Component: 2200 - total flux cleaned = 0.0337387 Jy ! Component: 2250 - total flux cleaned = 0.0345107 Jy ! Component: 2300 - total flux cleaned = 0.0351411 Jy ! Component: 2350 - total flux cleaned = 0.0361387 Jy ! Component: 2400 - total flux cleaned = 0.0368744 Jy ! Component: 2450 - total flux cleaned = 0.0372389 Jy ! Component: 2500 - total flux cleaned = 0.0385594 Jy ! Component: 2550 - total flux cleaned = 0.0390334 Jy ! Component: 2600 - total flux cleaned = 0.0397366 Jy ! Component: 2650 - total flux cleaned = 0.0399686 Jy ! Component: 2700 - total flux cleaned = 0.0406534 Jy ! Component: 2750 - total flux cleaned = 0.0407665 Jy ! Component: 2800 - total flux cleaned = 0.0411001 Jy ! Component: 2850 - total flux cleaned = 0.041212 Jy ! Component: 2900 - total flux cleaned = 0.0420795 Jy ! Component: 2950 - total flux cleaned = 0.0422889 Jy ! Component: 3000 - total flux cleaned = 0.0425008 Jy ! Component: 3050 - total flux cleaned = 0.0427102 Jy ! Component: 3100 - total flux cleaned = 0.0428123 Jy ! Component: 3150 - total flux cleaned = 0.0435276 Jy ! Component: 3200 - total flux cleaned = 0.04353 Jy ! Component: 3250 - total flux cleaned = 0.0435309 Jy ! Component: 3300 - total flux cleaned = 0.0436318 Jy ! Component: 3350 - total flux cleaned = 0.0443142 Jy ! Component: 3400 - total flux cleaned = 0.044892 Jy ! Component: 3450 - total flux cleaned = 0.0449866 Jy ! Component: 3500 - total flux cleaned = 0.0451752 Jy ! Component: 3550 - total flux cleaned = 0.0452685 Jy ! Component: 3600 - total flux cleaned = 0.0456392 Jy ! Component: 3650 - total flux cleaned = 0.0460969 Jy ! Component: 3700 - total flux cleaned = 0.046729 Jy ! Component: 3750 - total flux cleaned = 0.0469061 Jy ! Component: 3800 - total flux cleaned = 0.0467309 Jy ! Component: 3850 - total flux cleaned = 0.0470799 Jy ! Component: 3900 - total flux cleaned = 0.0472545 Jy ! Component: 3950 - total flux cleaned = 0.0475986 Jy ! Component: 4000 - total flux cleaned = 0.0475148 Jy ! Component: 4050 - total flux cleaned = 0.0479347 Jy ! Total flux subtracted in 4096 components = 0.0485152 Jy ! Clean residual min=-0.004254 max=0.004531 Jy/beam ! Clean residual mean=-0.000007 rms=0.001574 Jy/beam ! Combined flux in latest and established models = 2.76597 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 666 components and 2.76598 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0431+2037_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.006 x 6.363 at 0.2423 degrees (North through East) ! Clean map min=-0.012567 max=0.59293 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0431+2037_S_map.fits wmodel /image_prod/ug002_uva//J0431+2037_S_map.mod ! Writing 666 model components to file: /image_prod/ug002_uva//J0431+2037_S_map.mod wobs /image_prod/ug002_uva//J0431+2037_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0431+2037_S_uvs.fits wwins /image_prod/ug002_uva//J0431+2037_S_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0431+2037_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.592933 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00156416 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.791399 0.791399 1.5828 3.1656 6.33119 12.6624 25.3248 50.6495 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0046 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.592 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 379.075 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0431+2037_S_dfm.log closed on Wed Mar 4 20:22:57 2020