! Started logfile: /vlbi/uf001/uvm//J1041+523A_S_a_dfm.log on Sun Jan 13 21:22:13 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//J1041+523A_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1041+523A_S_a_uvm.fits ! AN table 1: 39 integrations on 45 of 45 possible baselines. ! AN table 2: 4 integrations on 28 of 28 possible baselines. ! AN table 3: 4 integrations on 28 of 28 possible baselines. ! AN table 4: 15 integrations on 36 of 36 possible baselines. ! AN table 5: 10 integrations on 36 of 36 possible baselines. ! AN table 6: 5 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.812521 visibilities/baseline/integration-bin. ! Found source: J1041+523A ! ! 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 7359 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 J1041+523A_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 82 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 40 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 11 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 40 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 11 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 40 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 11 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.174100Jy sigma=20.759336 ! Fit after self-cal, rms=0.402689Jy sigma=7.378055 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.15 mas, bmaj=3.913 mas, bpa=7.651 degrees ! Estimated noise=0.634204 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 = 0.462718 Jy ! Component: 100 - total flux cleaned = 0.569157 Jy ! Total flux subtracted in 100 components = 0.569157 Jy ! Clean residual min=-0.008999 max=0.037911 Jy/beam ! Clean residual mean=-0.000037 rms=0.002408 Jy/beam ! Combined flux in latest and established models = 0.569157 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.569157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.114014Jy sigma=2.021120 ! Fit after self-cal, rms=0.114002Jy sigma=2.020996 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0373175 Jy ! Component: 100 - total flux cleaned = 0.0529757 Jy ! Total flux subtracted in 100 components = 0.0529757 Jy ! Clean residual min=-0.008558 max=0.009218 Jy/beam ! Clean residual mean=-0.000027 rms=0.002028 Jy/beam ! Combined flux in latest and established models = 0.622133 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.622133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099151Jy sigma=1.817306 ! Fit after self-cal, rms=0.099135Jy sigma=1.817152 ! 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=3.814 mas, bmaj=4.856 mas, bpa=10.97 degrees ! Estimated noise=0.509258 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134948 Jy ! Component: 100 - total flux cleaned = 0.0222273 Jy ! Component: 150 - total flux cleaned = 0.0284289 Jy ! Component: 200 - total flux cleaned = 0.0329522 Jy ! Total flux subtracted in 200 components = 0.0329522 Jy ! Clean residual min=-0.007420 max=0.009679 Jy/beam ! Clean residual mean=-0.000082 rms=0.001867 Jy/beam ! Combined flux in latest and established models = 0.655085 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.655085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096593Jy sigma=1.785786 ! Fit after self-cal, rms=0.096439Jy sigma=1.783166 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.814 x 4.856 at 10.97 degrees (North through East) ! Clean map min=-0.0073348 max=0.59845 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.00 KP 1.00 ! LA 0.94 MK 0.98 NL 1.04 OV 0.97 ! PT 0.96 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.93 KP 1.00 LA 0.86 ! MK 0.99 OV 0.98 PT 0.95 SC 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.96 HN 0.96 KP 0.98 ! LA 0.85 NL 1.04 OV 0.99 SC 1.10 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 HN 1.01 KP 1.01 LA 1.00 ! MK 1.01 NL 1.05 OV 1.00 PT 1.14 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.03 HN 0.97 KP 1.03 LA 1.06 ! MK 1.01 NL 0.99 OV 1.02 PT 1.02 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.06 HN 1.05 KP 1.02 LA 1.07 ! MK 1.04 NL 0.99 OV 1.06 PT 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.99 KP 0.99 ! LA 0.93 MK 0.97 NL 1.05 OV 0.98 ! PT 0.97 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.92 KP 0.97 LA 0.86 ! MK 1.00 OV 0.91 PT 0.98 SC 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00 HN 0.94 KP 0.94 ! LA 0.87 NL 0.98 OV 0.93 SC 1.12 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 HN 1.01 KP 1.04 LA 0.98 ! MK 1.01 NL 1.06 OV 0.96 PT 1.12 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 HN 1.00 KP 1.02 LA 1.01 ! MK 1.01 NL 0.98 OV 0.99 PT 1.02 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.00 HN 1.08 KP 1.02 LA 1.03 ! MK 1.03 NL 1.00 OV 1.19 PT 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.99 KP 1.01 ! LA 0.93 MK 0.99 NL 1.03 OV 0.96 ! PT 0.96 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.90 KP 0.97 LA 0.87 ! MK 0.99 OV 0.93 PT 0.97 SC 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 HN 0.97 KP 0.93 ! LA 0.89 NL 0.97 OV 0.92 SC 1.16 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.62 HN 1.02 KP 1.05 LA 0.99 ! MK 1.07 NL 1.02 OV 0.99 PT 1.12 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 HN 0.99 KP 1.03 LA 1.05 ! MK 1.02 NL 0.95 OV 1.01 PT 1.04 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.97 HN 1.02 KP 1.09 LA 1.04 ! MK 1.04 NL 1.04 OV 1.11 PT 1.06 ! ! ! Fit before self-cal, rms=0.096439Jy sigma=1.783166 ! Fit after self-cal, rms=0.091500Jy sigma=1.534041 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.808 mas, bmaj=4.87 mas, bpa=10.8 degrees ! Estimated noise=0.510749 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 (17.5, 36.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00830072 Jy ! Component: 100 - total flux cleaned = 0.0135726 Jy ! Component: 150 - total flux cleaned = 0.0176767 Jy ! Component: 200 - total flux cleaned = 0.0209748 Jy ! Total flux subtracted in 200 components = 0.0209748 Jy ! Clean residual min=-0.006370 max=0.006846 Jy/beam ! Clean residual mean=-0.000039 rms=0.001449 Jy/beam ! Combined flux in latest and established models = 0.67606 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 74 components and 0.67606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090487Jy sigma=1.518128 ! Fit after self-cal, rms=0.090408Jy sigma=1.516719 ! 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=0.090408Jy sigma=1.516719 ! Fit after self-cal, rms=0.059760Jy sigma=1.009934 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.801 mas, bmaj=4.874 mas, bpa=10.96 degrees ! Estimated noise=0.509554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292152 Jy ! Component: 100 - total flux cleaned = 0.00385092 Jy ! Component: 150 - total flux cleaned = 0.00442734 Jy ! Component: 200 - total flux cleaned = 0.00486876 Jy ! Total flux subtracted in 200 components = 0.00486876 Jy ! Clean residual min=-0.002612 max=0.004052 Jy/beam ! Clean residual mean=-0.000035 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.680929 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 97 components and 0.680928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059505Jy sigma=1.005565 ! Fit after self-cal, rms=0.059489Jy sigma=1.005158 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 (11, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00389643 Jy ! Component: 100 - total flux cleaned = 0.00605956 Jy ! Component: 150 - total flux cleaned = 0.00701391 Jy ! Component: 200 - total flux cleaned = 0.0074804 Jy ! Total flux subtracted in 200 components = 0.0074804 Jy ! Clean residual min=-0.002400 max=0.002832 Jy/beam ! Clean residual mean=-0.000033 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.688409 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 119 components and 0.688409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059182Jy sigma=1.000037 ! Fit after self-cal, rms=0.059167Jy sigma=0.999749 ! Inverting map ! Added new window around map position (28, 55). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270327 Jy ! Component: 100 - total flux cleaned = 0.00444942 Jy ! Component: 150 - total flux cleaned = 0.00575742 Jy ! Component: 200 - total flux cleaned = 0.00672002 Jy ! Total flux subtracted in 200 components = 0.00672002 Jy ! Clean residual min=-0.002336 max=0.002227 Jy/beam ! Clean residual mean=-0.000027 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.695129 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 145 components and 0.695129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058992Jy sigma=0.996846 ! Fit after self-cal, rms=0.058987Jy sigma=0.996727 ! 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=0.058987Jy sigma=0.996727 ! Fit after self-cal, rms=0.058775Jy sigma=0.993422 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.802 mas, bmaj=4.877 mas, bpa=11.01 degrees ! Estimated noise=0.509359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.29516e-05 Jy ! Component: 100 - total flux cleaned = 0.000542922 Jy ! Component: 150 - total flux cleaned = 0.00110113 Jy ! Component: 200 - total flux cleaned = 0.00152097 Jy ! Total flux subtracted in 200 components = 0.00152097 Jy ! Clean residual min=-0.002281 max=0.002097 Jy/beam ! Clean residual mean=-0.000019 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.69665 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 160 components and 0.69665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058684Jy sigma=0.991859 ! Fit after self-cal, rms=0.058682Jy sigma=0.991816 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 = 0.000274759 Jy ! Component: 100 - total flux cleaned = 0.000579489 Jy ! Component: 150 - total flux cleaned = 0.000950409 Jy ! Component: 200 - total flux cleaned = 0.00126189 Jy ! Total flux subtracted in 200 components = 0.00126189 Jy ! Clean residual min=-0.002246 max=0.002081 Jy/beam ! Clean residual mean=-0.000018 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.697912 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 173 components and 0.697912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058628Jy sigma=0.990913 ! Fit after self-cal, rms=0.058627Jy sigma=0.990894 ! 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=0.058627Jy sigma=0.990894 ! Fit after self-cal, rms=0.058617Jy sigma=0.990753 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.874 mas, bmaj=8.668 mas, bpa=20.17 degrees ! Estimated noise=0.656016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137659 Jy ! Component: 100 - total flux cleaned = 0.00226535 Jy ! Component: 150 - total flux cleaned = 0.00294418 Jy ! Component: 200 - total flux cleaned = 0.00351348 Jy ! Total flux subtracted in 200 components = 0.00351348 Jy ! Clean residual min=-0.002748 max=0.002440 Jy/beam ! Clean residual mean=-0.000032 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.701426 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 200 components and 0.701426 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058582Jy sigma=0.990255 ! Fit after self-cal, rms=0.058579Jy sigma=0.990191 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 = 0.00061826 Jy ! Component: 100 - total flux cleaned = 0.00111194 Jy ! Component: 150 - total flux cleaned = 0.00136094 Jy ! Component: 200 - total flux cleaned = 0.00151416 Jy ! Total flux subtracted in 200 components = 0.00151416 Jy ! Clean residual min=-0.002685 max=0.002381 Jy/beam ! Clean residual mean=-0.000029 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.70294 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 213 components and 0.70294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058567Jy sigma=0.990041 ! Fit after self-cal, rms=0.058566Jy sigma=0.990021 ! 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=3.802 mas, bmaj=4.879 mas, bpa=11.03 degrees ! Estimated noise=0.509271 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.802 x 4.879 at 11.03 degrees (North through East) ! Clean map min=-0.0020673 max=0.59917 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=0.058566Jy sigma=0.990021 ! Fit after self-cal, rms=0.054649Jy sigma=0.912531 ! Inverting map and beam ! Estimated beam: bmin=3.802 mas, bmaj=4.879 mas, bpa=11.04 degrees ! Estimated noise=0.509291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000876324 Jy ! Component: 100 - total flux cleaned = -0.00103482 Jy ! Component: 150 - total flux cleaned = -0.00117841 Jy ! Component: 200 - total flux cleaned = -0.00127886 Jy ! Total flux subtracted in 200 components = -0.00127886 Jy ! Clean residual min=-0.001990 max=0.001983 Jy/beam ! Clean residual mean=-0.000015 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.701661 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 229 components and 0.701661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054602Jy sigma=0.911705 ! Fit after self-cal, rms=0.054601Jy sigma=0.911673 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000109331 Jy ! Component: 100 - total flux cleaned = -0.000172657 Jy ! Component: 150 - total flux cleaned = -0.000172902 Jy ! Component: 200 - total flux cleaned = -0.000201392 Jy ! Total flux subtracted in 200 components = -0.000201392 Jy ! Clean residual min=-0.001995 max=0.001981 Jy/beam ! Clean residual mean=-0.000015 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.701459 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 238 components and 0.701459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054570Jy sigma=0.911148 ! Fit after self-cal, rms=0.054569Jy sigma=0.911123 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054569Jy sigma=0.911123 ! Fit after self-cal, rms=0.054565Jy sigma=0.911061 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=3.943 mas, bpa=8.316 degrees ! Estimated noise=0.635496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.463641 Jy ! Component: 100 - total flux cleaned = 0.568843 Jy ! Component: 150 - total flux cleaned = 0.604616 Jy ! Component: 200 - total flux cleaned = 0.620128 Jy ! Total flux subtracted in 200 components = 0.620128 Jy ! Clean residual min=-0.003198 max=0.007203 Jy/beam ! Clean residual mean=-0.000018 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.620128 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.620128 Jy ! Inverting map and beam ! Estimated beam: bmin=3.801 mas, bmaj=4.88 mas, bpa=11.04 degrees ! Estimated noise=0.509255 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 = 0.011915 Jy ! Component: 100 - total flux cleaned = 0.0203433 Jy ! Component: 150 - total flux cleaned = 0.027034 Jy ! Component: 200 - total flux cleaned = 0.0325118 Jy ! Total flux subtracted in 200 components = 0.0325118 Jy ! Clean residual min=-0.002605 max=0.004315 Jy/beam ! Clean residual mean=-0.000051 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.65264 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 58 components and 0.65264 Jy ! Inverting map ! Added new window around map position (7.5, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00485997 Jy ! Component: 100 - total flux cleaned = 0.00893719 Jy ! Component: 150 - total flux cleaned = 0.0125306 Jy ! Component: 200 - total flux cleaned = 0.0157175 Jy ! Total flux subtracted in 200 components = 0.0157175 Jy ! Clean residual min=-0.002417 max=0.002409 Jy/beam ! Clean residual mean=-0.000040 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.668357 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 92 components and 0.668357 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=7.876 mas, bmaj=8.671 mas, bpa=20.18 degrees ! Estimated noise=0.655863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00500179 Jy ! Component: 100 - total flux cleaned = 0.00894734 Jy ! Component: 150 - total flux cleaned = 0.0122751 Jy ! Component: 200 - total flux cleaned = 0.0151217 Jy ! Total flux subtracted in 200 components = 0.0151217 Jy ! Clean residual min=-0.002745 max=0.002754 Jy/beam ! Clean residual mean=-0.000061 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.683479 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 = 0.00245253 Jy ! Component: 100 - total flux cleaned = 0.00458048 Jy ! Component: 150 - total flux cleaned = 0.00643418 Jy ! Component: 200 - total flux cleaned = 0.00805591 Jy ! Total flux subtracted in 200 components = 0.00805591 Jy ! Clean residual min=-0.002648 max=0.002465 Jy/beam ! Clean residual mean=-0.000046 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.691535 Jy ! Adding 154 model components to the UV plane model. ! The established model now contains 236 components and 0.691535 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.801 mas, bmaj=4.88 mas, bpa=11.04 degrees ! Estimated noise=0.509255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015902 Jy ! Component: 100 - total flux cleaned = 0.00291013 Jy ! Component: 150 - total flux cleaned = 0.00386161 Jy ! Component: 200 - total flux cleaned = 0.00460434 Jy ! Total flux subtracted in 200 components = 0.00460434 Jy ! Clean residual min=-0.002015 max=0.001960 Jy/beam ! Clean residual mean=-0.000018 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.696139 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 263 components and 0.696139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054628Jy sigma=0.912279 ! Fit after self-cal, rms=0.054599Jy sigma=0.911572 wmodel J1041+523A_S_a_map.mod ! Writing 263 model components to file: J1041+523A_S_a_map.mod wobs J1041+523A_S_a_uvs.fits ! Writing UV FITS file: J1041+523A_S_a_uvs.fits wwins J1041+523A_S_a_map.win ! wwins: Wrote 6 windows to J1041+523A_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 = -2.93479e-05 Jy ! Component: 100 - total flux cleaned = -0.000280961 Jy ! Component: 150 - total flux cleaned = -0.0004894 Jy ! Component: 200 - total flux cleaned = -0.000894298 Jy ! Component: 250 - total flux cleaned = -0.00105958 Jy ! Component: 300 - total flux cleaned = -0.00131942 Jy ! Component: 350 - total flux cleaned = -0.00147933 Jy ! Component: 400 - total flux cleaned = -0.00163626 Jy ! Component: 450 - total flux cleaned = -0.00163634 Jy ! Component: 500 - total flux cleaned = -0.00172861 Jy ! Component: 550 - total flux cleaned = -0.00184965 Jy ! Component: 600 - total flux cleaned = -0.00193931 Jy ! Component: 650 - total flux cleaned = -0.00199808 Jy ! Component: 700 - total flux cleaned = -0.00205655 Jy ! Component: 750 - total flux cleaned = -0.00217228 Jy ! Component: 800 - total flux cleaned = -0.00222979 Jy ! Component: 850 - total flux cleaned = -0.002343 Jy ! Component: 900 - total flux cleaned = -0.00245548 Jy ! Component: 950 - total flux cleaned = -0.00256651 Jy ! Component: 1000 - total flux cleaned = -0.00256658 Jy ! Component: 1050 - total flux cleaned = -0.00273022 Jy ! Component: 1100 - total flux cleaned = -0.00273038 Jy ! Component: 1150 - total flux cleaned = -0.00278448 Jy ! Component: 1200 - total flux cleaned = -0.00286468 Jy ! Component: 1250 - total flux cleaned = -0.00297077 Jy ! Component: 1300 - total flux cleaned = -0.00304975 Jy ! Component: 1350 - total flux cleaned = -0.00297121 Jy ! Component: 1400 - total flux cleaned = -0.00310162 Jy ! Component: 1450 - total flux cleaned = -0.00310158 Jy ! Component: 1500 - total flux cleaned = -0.0031274 Jy ! Component: 1550 - total flux cleaned = -0.00330593 Jy ! Component: 1600 - total flux cleaned = -0.00333107 Jy ! Component: 1650 - total flux cleaned = -0.00333106 Jy ! Component: 1700 - total flux cleaned = -0.00340645 Jy ! Component: 1750 - total flux cleaned = -0.00345608 Jy ! Component: 1800 - total flux cleaned = -0.00345607 Jy ! Component: 1850 - total flux cleaned = -0.00345617 Jy ! Component: 1900 - total flux cleaned = -0.00355424 Jy ! Component: 1950 - total flux cleaned = -0.00352995 Jy ! Component: 2000 - total flux cleaned = -0.00362701 Jy ! Component: 2050 - total flux cleaned = -0.00357866 Jy ! Component: 2100 - total flux cleaned = -0.00362671 Jy ! Component: 2150 - total flux cleaned = -0.00372268 Jy ! Component: 2200 - total flux cleaned = -0.00367486 Jy ! Component: 2250 - total flux cleaned = -0.00376989 Jy ! Component: 2300 - total flux cleaned = -0.00374641 Jy ! Component: 2350 - total flux cleaned = -0.00381708 Jy ! Component: 2400 - total flux cleaned = -0.00379343 Jy ! Component: 2450 - total flux cleaned = -0.00372344 Jy ! Component: 2500 - total flux cleaned = -0.00376977 Jy ! Component: 2550 - total flux cleaned = -0.00370055 Jy ! Component: 2600 - total flux cleaned = -0.00372378 Jy ! Component: 2650 - total flux cleaned = -0.00374672 Jy ! Component: 2700 - total flux cleaned = -0.00379222 Jy ! Component: 2750 - total flux cleaned = -0.00361044 Jy ! Component: 2800 - total flux cleaned = -0.00363305 Jy ! Component: 2850 - total flux cleaned = -0.00374578 Jy ! Component: 2900 - total flux cleaned = -0.00376847 Jy ! Component: 2950 - total flux cleaned = -0.00358959 Jy ! Component: 3000 - total flux cleaned = -0.00350058 Jy ! Component: 3050 - total flux cleaned = -0.00363385 Jy ! Component: 3100 - total flux cleaned = -0.0036118 Jy ! Component: 3150 - total flux cleaned = -0.00365584 Jy ! Component: 3200 - total flux cleaned = -0.00352416 Jy ! Component: 3250 - total flux cleaned = -0.00352421 Jy ! Component: 3300 - total flux cleaned = -0.00348074 Jy ! Component: 3350 - total flux cleaned = -0.00345905 Jy ! Component: 3400 - total flux cleaned = -0.00348071 Jy ! Component: 3450 - total flux cleaned = -0.00341599 Jy ! Component: 3500 - total flux cleaned = -0.00343752 Jy ! Component: 3550 - total flux cleaned = -0.00333078 Jy ! Component: 3600 - total flux cleaned = -0.00330942 Jy ! Component: 3650 - total flux cleaned = -0.00343682 Jy ! Component: 3700 - total flux cleaned = -0.00335229 Jy ! Component: 3750 - total flux cleaned = -0.00320478 Jy ! Component: 3800 - total flux cleaned = -0.00326755 Jy ! Component: 3850 - total flux cleaned = -0.0032466 Jy ! Component: 3900 - total flux cleaned = -0.00324662 Jy ! Component: 3950 - total flux cleaned = -0.00322578 Jy ! Component: 4000 - total flux cleaned = -0.00314293 Jy ! Component: 4050 - total flux cleaned = -0.00306028 Jy ! Total flux subtracted in 4096 components = -0.00301905 Jy ! Clean residual min=-0.001290 max=0.001129 Jy/beam ! Clean residual mean=-0.000007 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.69312 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 595 components and 0.69312 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1041+523A_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.801 x 4.88 at 11.04 degrees (North through East) ! Clean map min=-0.0018536 max=0.59999 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1041+523A_S_a_map.fits wmodel /vlbi/uf001/uvm//J1041+523A_S_a_map.mod ! Writing 595 model components to file: /vlbi/uf001/uvm//J1041+523A_S_a_map.mod wobs /vlbi/uf001/uvm//J1041+523A_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1041+523A_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1041+523A_S_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1041+523A_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.599995 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000384157 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.19208 0.19208 0.384161 0.768321 1.53664 3.07329 6.14657 12.2931 24.5863 49.1726 98.3451 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.599 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1561.85 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1041+523A_S_a_dfm.log closed on Sun Jan 13 21:22:18 2019