! Started logfile: /vlbi/uf001/uvm//J0538-4405_S_a_dfm.log on Sun Jan 13 20:51:40 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J0538-4405_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0538-4405_S_a_uvm.fits ! AN table 1: 30 integrations on 21 of 21 possible baselines. ! AN table 2: 10 integrations on 15 of 15 possible baselines. ! AN table 3: 7 integrations on 28 of 28 possible baselines. ! AN table 4: 6 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.846154 visibilities/baseline/integration-bin. ! Found source: J0538-4405 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 2706 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 J0538-4405_S_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 21 telescope corrections were flagged in sub-array 2. ! A total of 10 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 21 telescope corrections were flagged in sub-array 2. ! A total of 10 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 21 telescope corrections were flagged in sub-array 2. ! A total of 10 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=4.256885Jy sigma=19.308551 ! Fit after self-cal, rms=3.181327Jy sigma=13.928920 ! 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=2.02 mas, bmaj=6.35 mas, bpa=-3.182 degrees ! Estimated noise=4.29492 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 = 2.63917 Jy ! Component: 100 - total flux cleaned = 3.27861 Jy ! Total flux subtracted in 100 components = 3.27861 Jy ! Clean residual min=-0.210090 max=0.406367 Jy/beam ! Clean residual mean=-0.001642 rms=0.042985 Jy/beam ! Combined flux in latest and established models = 3.27861 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 3.27861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.240589Jy sigma=5.317621 ! Fit after self-cal, rms=1.240580Jy sigma=5.317341 ! Inverting map ! Added new window around map position (3, 10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.385885 Jy ! Component: 100 - total flux cleaned = 0.636333 Jy ! Total flux subtracted in 100 components = 0.636333 Jy ! Clean residual min=-0.131656 max=0.300787 Jy/beam ! Clean residual mean=-0.001111 rms=0.034187 Jy/beam ! Combined flux in latest and established models = 3.91495 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 3.91495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.868908Jy sigma=3.921162 ! Fit after self-cal, rms=0.859702Jy sigma=3.872560 ! Inverting map ! Added new window around map position (-3, -10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.238275 Jy ! Component: 100 - total flux cleaned = 0.394948 Jy ! Total flux subtracted in 100 components = 0.394948 Jy ! Clean residual min=-0.123759 max=0.168500 Jy/beam ! Clean residual mean=-0.000775 rms=0.028764 Jy/beam ! Combined flux in latest and established models = 4.3099 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 37 components and 4.3099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.669431Jy sigma=3.151625 ! Fit after self-cal, rms=0.669101Jy sigma=3.149659 ! 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=2.594 mas, bmaj=7.555 mas, bpa=-3.567 degrees ! Estimated noise=3.26071 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 (4.5, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.286179 Jy ! Component: 100 - total flux cleaned = 0.44849 Jy ! Component: 150 - total flux cleaned = 0.544303 Jy ! Component: 200 - total flux cleaned = 0.567192 Jy ! Total flux subtracted in 200 components = 0.567192 Jy ! Clean residual min=-0.106588 max=0.120494 Jy/beam ! Clean residual mean=-0.000634 rms=0.025104 Jy/beam ! Combined flux in latest and established models = 4.87709 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 61 components and 4.87709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.500838Jy sigma=2.551228 ! Fit after self-cal, rms=0.495753Jy sigma=2.527259 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.594 x 7.555 at -3.567 degrees (North through East) ! Clean map min=-0.095948 max=3.3413 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.02 LA 0.92 MK 1.02 ! OV 1.01 PT 1.00 SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 KP 1.01 LA 0.93 MK 1.04 ! OV 1.00 PT 1.20 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 KP 1.01 LA 0.94 MK 1.06 ! NL 1.45 OV 0.95 PT 0.97 SC 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.02 KP 1.01 MK 1.00 OV 1.00 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.03 LA 0.93 MK 1.02 ! OV 0.96 PT 1.01 SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 KP 1.02 LA 0.98 MK 1.03 ! OV 0.98 PT 1.14 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.03 KP 0.98 LA 0.92 MK 1.08 ! NL 1.44 OV 0.88 PT 0.98 SC 0.98 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.02 KP 1.01 MK 1.02 OV 0.97 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 1.00 LA 0.95 MK 1.01 ! OV 1.02 PT 1.01 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 KP 0.99 LA 0.96 MK 1.01 ! OV 0.98 PT 1.19 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 KP 1.02 LA 0.93 MK 1.15 ! NL 1.38 OV 0.95 PT 0.96 SC 0.99 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.02 KP 0.99 MK 1.02 OV 0.99 ! PT 0.98 SC 1.04 ! ! ! Fit before self-cal, rms=0.495753Jy sigma=2.527259 ! Fit after self-cal, rms=0.418670Jy sigma=1.897846 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.616 mas, bmaj=7.604 mas, bpa=-3.424 degrees ! Estimated noise=3.34152 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 = -0.0283682 Jy ! Component: 100 - total flux cleaned = -0.0282508 Jy ! Component: 150 - total flux cleaned = -0.0313026 Jy ! Component: 200 - total flux cleaned = -0.0341508 Jy ! Total flux subtracted in 200 components = -0.0341508 Jy ! Clean residual min=-0.071432 max=0.065577 Jy/beam ! Clean residual mean=0.000564 rms=0.014704 Jy/beam ! Combined flux in latest and established models = 4.84294 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 81 components and 4.84294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.403109Jy sigma=1.837462 ! Fit after self-cal, rms=0.402233Jy sigma=1.830322 ! 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=0.402233Jy sigma=1.830322 ! Fit after self-cal, rms=0.206535Jy sigma=0.922709 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.618 mas, bmaj=7.662 mas, bpa=-3.568 degrees ! Estimated noise=3.3423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0359836 Jy ! Component: 100 - total flux cleaned = -0.0360088 Jy ! Component: 150 - total flux cleaned = -0.037126 Jy ! Component: 200 - total flux cleaned = -0.038099 Jy ! Total flux subtracted in 200 components = -0.038099 Jy ! Clean residual min=-0.037215 max=0.031176 Jy/beam ! Clean residual mean=0.000257 rms=0.007024 Jy/beam ! Combined flux in latest and established models = 4.80484 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 94 components and 4.80484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.191935Jy sigma=0.851799 ! Fit after self-cal, rms=0.191491Jy sigma=0.848580 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 = -0.00335742 Jy ! Component: 100 - total flux cleaned = -0.00414597 Jy ! Component: 150 - total flux cleaned = -0.00483103 Jy ! Component: 200 - total flux cleaned = -0.00546735 Jy ! Total flux subtracted in 200 components = -0.00546735 Jy ! Clean residual min=-0.034890 max=0.028263 Jy/beam ! Clean residual mean=0.000222 rms=0.006613 Jy/beam ! Combined flux in latest and established models = 4.79937 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 105 components and 4.79937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.185819Jy sigma=0.821555 ! Fit after self-cal, rms=0.185713Jy sigma=0.820463 ! 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=0.185713Jy sigma=0.820463 ! Fit after self-cal, rms=0.168306Jy sigma=0.712258 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.621 mas, bmaj=7.672 mas, bpa=-3.599 degrees ! Estimated noise=3.34651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0168419 Jy ! Component: 100 - total flux cleaned = -0.0175699 Jy ! Component: 150 - total flux cleaned = -0.0188587 Jy ! Component: 200 - total flux cleaned = -0.019442 Jy ! Total flux subtracted in 200 components = -0.019442 Jy ! Clean residual min=-0.029821 max=0.025177 Jy/beam ! Clean residual mean=0.000318 rms=0.005650 Jy/beam ! Combined flux in latest and established models = 4.77993 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 123 components and 4.77993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.162553Jy sigma=0.686362 ! Fit after self-cal, rms=0.162407Jy sigma=0.685148 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 = -0.00263669 Jy ! Component: 100 - total flux cleaned = -0.00317773 Jy ! Component: 150 - total flux cleaned = -0.00369038 Jy ! Component: 200 - total flux cleaned = -0.0041691 Jy ! Total flux subtracted in 200 components = -0.0041691 Jy ! Clean residual min=-0.028868 max=0.024601 Jy/beam ! Clean residual mean=0.000298 rms=0.005440 Jy/beam ! Combined flux in latest and established models = 4.77576 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 131 components and 4.77576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.159098Jy sigma=0.670709 ! Fit after self-cal, rms=0.159052Jy sigma=0.670256 ! 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=0.159052Jy sigma=0.670256 ! Fit after self-cal, rms=0.158148Jy sigma=0.664263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.032 mas, bmaj=26.74 mas, bpa=-0.6319 degrees ! Estimated noise=5.17381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0145662 Jy ! Component: 100 - total flux cleaned = -0.0164687 Jy ! Component: 150 - total flux cleaned = -0.0177706 Jy ! Component: 200 - total flux cleaned = -0.0189468 Jy ! Total flux subtracted in 200 components = -0.0189468 Jy ! Clean residual min=-0.032006 max=0.020297 Jy/beam ! Clean residual mean=0.000585 rms=0.007711 Jy/beam ! Combined flux in latest and established models = 4.75681 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 142 components and 4.75681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155613Jy sigma=0.656867 ! Fit after self-cal, rms=0.155406Jy sigma=0.654662 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 = -0.00169002 Jy ! Component: 100 - total flux cleaned = -0.00273483 Jy ! Component: 150 - total flux cleaned = -0.00366994 Jy ! Component: 200 - total flux cleaned = -0.00425899 Jy ! Total flux subtracted in 200 components = -0.00425899 Jy ! Clean residual min=-0.029453 max=0.020287 Jy/beam ! Clean residual mean=0.000525 rms=0.007504 Jy/beam ! Combined flux in latest and established models = 4.75256 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 149 components and 4.75255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154567Jy sigma=0.654348 ! Fit after self-cal, rms=0.154583Jy sigma=0.653310 ! 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=2.622 mas, bmaj=7.678 mas, bpa=-3.606 degrees ! Estimated noise=3.3476 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.622 x 7.678 at -3.606 degrees (North through East) ! Clean map min=-0.025672 max=3.4578 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=0.154583Jy sigma=0.653310 ! Fit after self-cal, rms=0.146142Jy sigma=0.597085 ! Inverting map and beam ! Estimated beam: bmin=2.625 mas, bmaj=7.686 mas, bpa=-3.649 degrees ! Estimated noise=3.35267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00660388 Jy ! Component: 100 - total flux cleaned = -0.00708526 Jy ! Component: 150 - total flux cleaned = -0.00709556 Jy ! Component: 200 - total flux cleaned = -0.00753849 Jy ! Total flux subtracted in 200 components = -0.00753849 Jy ! Clean residual min=-0.027192 max=0.021948 Jy/beam ! Clean residual mean=0.000209 rms=0.004828 Jy/beam ! Combined flux in latest and established models = 4.74502 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 161 components and 4.74502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.143141Jy sigma=0.582025 ! Fit after self-cal, rms=0.143044Jy sigma=0.581538 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000923102 Jy ! Component: 100 - total flux cleaned = -0.0017203 Jy ! Component: 150 - total flux cleaned = -0.00209804 Jy ! Component: 200 - total flux cleaned = -0.00246404 Jy ! Total flux subtracted in 200 components = -0.00246404 Jy ! Clean residual min=-0.025925 max=0.021505 Jy/beam ! Clean residual mean=0.000196 rms=0.004698 Jy/beam ! Combined flux in latest and established models = 4.74255 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 165 components and 4.74255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.141015Jy sigma=0.571853 ! Fit after self-cal, rms=0.140988Jy sigma=0.571680 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.140988Jy sigma=0.571680 ! Fit after self-cal, rms=0.140294Jy sigma=0.569176 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=2.028 mas, bmaj=6.42 mas, bpa=-3.44 degrees ! Estimated noise=4.51147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.73804 Jy ! Component: 100 - total flux cleaned = 3.41336 Jy ! Component: 150 - total flux cleaned = 3.77505 Jy ! Component: 200 - total flux cleaned = 4.01598 Jy ! Total flux subtracted in 200 components = 4.01598 Jy ! Clean residual min=-0.083069 max=0.132352 Jy/beam ! Clean residual mean=-0.000638 rms=0.015775 Jy/beam ! Combined flux in latest and established models = 4.01598 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 24 model components to the UV plane model. ! The established model now contains 24 components and 4.01598 Jy ! Inverting map and beam ! Estimated beam: bmin=2.625 mas, bmaj=7.69 mas, bpa=-3.646 degrees ! Estimated noise=3.35249 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 = 0.32832 Jy ! Component: 100 - total flux cleaned = 0.502093 Jy ! Component: 150 - total flux cleaned = 0.598388 Jy ! Component: 200 - total flux cleaned = 0.653338 Jy ! Total flux subtracted in 200 components = 0.653338 Jy ! Clean residual min=-0.023602 max=0.039786 Jy/beam ! Clean residual mean=-0.000137 rms=0.006083 Jy/beam ! Combined flux in latest and established models = 4.66932 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 86 components and 4.66932 Jy ! Inverting map ! Added new window around map position (-3.5, -35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0395606 Jy ! Component: 100 - total flux cleaned = 0.0626619 Jy ! Component: 150 - total flux cleaned = 0.072311 Jy ! Component: 200 - total flux cleaned = 0.0739004 Jy ! Total flux subtracted in 200 components = 0.0739004 Jy ! Clean residual min=-0.022445 max=0.019972 Jy/beam ! Clean residual mean=0.000202 rms=0.004545 Jy/beam ! Combined flux in latest and established models = 4.74322 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 106 components and 4.74322 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.052 mas, bmaj=26.8 mas, bpa=-0.6345 degrees ! Estimated noise=5.16838 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158711 Jy ! Component: 100 - total flux cleaned = 0.00130634 Jy ! Component: 150 - total flux cleaned = 0.000801235 Jy ! Component: 200 - total flux cleaned = 0.000332619 Jy ! Total flux subtracted in 200 components = 0.000332619 Jy ! Clean residual min=-0.024477 max=0.021727 Jy/beam ! Clean residual mean=0.000462 rms=0.006834 Jy/beam ! Combined flux in latest and established models = 4.74355 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 = -0.000445396 Jy ! Component: 100 - total flux cleaned = -0.00106501 Jy ! Component: 150 - total flux cleaned = -0.00167526 Jy ! Component: 200 - total flux cleaned = -0.00227494 Jy ! Total flux subtracted in 200 components = -0.00227494 Jy ! Clean residual min=-0.023338 max=0.021826 Jy/beam ! Clean residual mean=0.000433 rms=0.006752 Jy/beam ! Combined flux in latest and established models = 4.74128 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 118 components and 4.74128 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.625 mas, bmaj=7.69 mas, bpa=-3.646 degrees ! Estimated noise=3.35249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000343021 Jy ! Component: 100 - total flux cleaned = -0.000315985 Jy ! Component: 150 - total flux cleaned = -0.000309699 Jy ! Component: 200 - total flux cleaned = -0.000305385 Jy ! Total flux subtracted in 200 components = -0.000305385 Jy ! Clean residual min=-0.019733 max=0.020391 Jy/beam ! Clean residual mean=0.000182 rms=0.004305 Jy/beam ! Combined flux in latest and established models = 4.74097 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 135 components and 4.74097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133970Jy sigma=0.542998 ! Fit after self-cal, rms=0.133058Jy sigma=0.539347 wmodel J0538-4405_S_a_map.mod ! Writing 135 model components to file: J0538-4405_S_a_map.mod wobs J0538-4405_S_a_uvs.fits ! Writing UV FITS file: J0538-4405_S_a_uvs.fits wwins J0538-4405_S_a_map.win ! wwins: Wrote 5 windows to J0538-4405_S_a_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 = -0.000255669 Jy ! Component: 100 - total flux cleaned = -0.00385541 Jy ! Component: 150 - total flux cleaned = -0.00662168 Jy ! Component: 200 - total flux cleaned = -0.00866847 Jy ! Component: 250 - total flux cleaned = -0.0100579 Jy ! Component: 300 - total flux cleaned = -0.0113914 Jy ! Component: 350 - total flux cleaned = -0.0129264 Jy ! Component: 400 - total flux cleaned = -0.0134199 Jy ! Component: 450 - total flux cleaned = -0.0143716 Jy ! Component: 500 - total flux cleaned = -0.0139003 Jy ! Component: 550 - total flux cleaned = -0.0136811 Jy ! Component: 600 - total flux cleaned = -0.0141184 Jy ! Component: 650 - total flux cleaned = -0.0139001 Jy ! Component: 700 - total flux cleaned = -0.013895 Jy ! Component: 750 - total flux cleaned = -0.0138922 Jy ! Component: 800 - total flux cleaned = -0.0136933 Jy ! Component: 850 - total flux cleaned = -0.01369 Jy ! Component: 900 - total flux cleaned = -0.0135005 Jy ! Component: 950 - total flux cleaned = -0.0140557 Jy ! Component: 1000 - total flux cleaned = -0.0138747 Jy ! Component: 1050 - total flux cleaned = -0.0142326 Jy ! Component: 1100 - total flux cleaned = -0.0145796 Jy ! Component: 1150 - total flux cleaned = -0.0147522 Jy ! Component: 1200 - total flux cleaned = -0.0150879 Jy ! Component: 1250 - total flux cleaned = -0.0150854 Jy ! Component: 1300 - total flux cleaned = -0.01476 Jy ! Component: 1350 - total flux cleaned = -0.0144383 Jy ! Component: 1400 - total flux cleaned = -0.0144373 Jy ! Component: 1450 - total flux cleaned = -0.013663 Jy ! Component: 1500 - total flux cleaned = -0.0132055 Jy ! Component: 1550 - total flux cleaned = -0.0121564 Jy ! Component: 1600 - total flux cleaned = -0.0120078 Jy ! Component: 1650 - total flux cleaned = -0.0115669 Jy ! Component: 1700 - total flux cleaned = -0.0108481 Jy ! Component: 1750 - total flux cleaned = -0.0105652 Jy ! Component: 1800 - total flux cleaned = -0.0102859 Jy ! Component: 1850 - total flux cleaned = -0.0101465 Jy ! Component: 1900 - total flux cleaned = -0.00973649 Jy ! Component: 1950 - total flux cleaned = -0.00946715 Jy ! Component: 2000 - total flux cleaned = -0.00893778 Jy ! Component: 2050 - total flux cleaned = -0.00893687 Jy ! Component: 2100 - total flux cleaned = -0.00880853 Jy ! Component: 2150 - total flux cleaned = -0.00842768 Jy ! Component: 2200 - total flux cleaned = -0.00868 Jy ! Component: 2250 - total flux cleaned = -0.00855561 Jy ! Component: 2300 - total flux cleaned = -0.00818905 Jy ! Component: 2350 - total flux cleaned = -0.00818859 Jy ! Component: 2400 - total flux cleaned = -0.00807043 Jy ! Component: 2450 - total flux cleaned = -0.00854249 Jy ! Component: 2500 - total flux cleaned = -0.00889419 Jy ! Component: 2550 - total flux cleaned = -0.00889306 Jy ! Component: 2600 - total flux cleaned = -0.00912088 Jy ! Component: 2650 - total flux cleaned = -0.00957334 Jy ! Component: 2700 - total flux cleaned = -0.00923523 Jy ! Component: 2750 - total flux cleaned = -0.0096787 Jy ! Component: 2800 - total flux cleaned = -0.00956842 Jy ! Component: 2850 - total flux cleaned = -0.0102249 Jy ! Component: 2900 - total flux cleaned = -0.0101152 Jy ! Component: 2950 - total flux cleaned = -0.0106511 Jy ! Component: 3000 - total flux cleaned = -0.0110745 Jy ! Component: 3050 - total flux cleaned = -0.0110759 Jy ! Component: 3100 - total flux cleaned = -0.0116998 Jy ! Component: 3150 - total flux cleaned = -0.0120089 Jy ! Component: 3200 - total flux cleaned = -0.012214 Jy ! Component: 3250 - total flux cleaned = -0.0123168 Jy ! Component: 3300 - total flux cleaned = -0.012618 Jy ! Component: 3350 - total flux cleaned = -0.012817 Jy ! Component: 3400 - total flux cleaned = -0.0133117 Jy ! Component: 3450 - total flux cleaned = -0.0138992 Jy ! Component: 3500 - total flux cleaned = -0.0140944 Jy ! Component: 3550 - total flux cleaned = -0.0145735 Jy ! Component: 3600 - total flux cleaned = -0.0146695 Jy ! Component: 3650 - total flux cleaned = -0.0148565 Jy ! Component: 3700 - total flux cleaned = -0.0150436 Jy ! Component: 3750 - total flux cleaned = -0.0150443 Jy ! Component: 3800 - total flux cleaned = -0.0154133 Jy ! Component: 3850 - total flux cleaned = -0.0153199 Jy ! Component: 3900 - total flux cleaned = -0.0158629 Jy ! Component: 3950 - total flux cleaned = -0.0159523 Jy ! Component: 4000 - total flux cleaned = -0.0159527 Jy ! Component: 4050 - total flux cleaned = -0.0161298 Jy ! Total flux subtracted in 4096 components = -0.0160425 Jy ! Clean residual min=-0.004690 max=0.004677 Jy/beam ! Clean residual mean=-0.000021 rms=0.001682 Jy/beam ! Combined flux in latest and established models = 4.72493 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 431 components and 4.72493 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0538-4405_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.625 x 7.69 at -3.646 degrees (North through East) ! Clean map min=-0.013812 max=3.5908 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0538-4405_S_a_map.fits wmodel /vlbi/uf001/uvm//J0538-4405_S_a_map.mod ! Writing 431 model components to file: /vlbi/uf001/uvm//J0538-4405_S_a_map.mod wobs /vlbi/uf001/uvm//J0538-4405_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0538-4405_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0538-4405_S_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J0538-4405_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 3.59077 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00164712 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.137613 0.137613 0.275226 0.550452 1.1009 2.20181 4.40362 8.80724 17.6145 35.2289 70.4579 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0049 print "peak= ", int(1000*peak_flux)/1000 ! peak= 3.59 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2180.02 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0538-4405_S_a_dfm.log closed on Sun Jan 13 20:51:45 2019