! Started logfile: /vlbi/sb072/temp_maps//J0213-0501_X_dfm.log on Sat Jan 12 21:47:12 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0213-0501_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0213-0501_X_uvm.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0213-0501 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 11776 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0213-0501_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000678Jy sigma=36.588591 ! Fit after self-cal, rms=0.988844Jy sigma=36.171246 ! 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=0.7972 mas, bmaj=2.004 mas, bpa=3.209 degrees ! Estimated noise=0.362809 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 = 0.00880365 Jy ! Component: 100 - total flux cleaned = 0.0109045 Jy ! Total flux subtracted in 100 components = 0.0109045 Jy ! Clean residual min=-0.001315 max=0.001360 Jy/beam ! Clean residual mean=0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0109045 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0109045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022242Jy sigma=0.751862 ! Fit after self-cal, rms=0.020470Jy sigma=0.681462 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0034627 Jy ! Component: 100 - total flux cleaned = 0.0042602 Jy ! Total flux subtracted in 100 components = 0.0042602 Jy ! Clean residual min=-0.001231 max=0.001297 Jy/beam ! Clean residual mean=0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0151647 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.0151647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.020009Jy sigma=0.666279 ! Fit after self-cal, rms=0.020008Jy sigma=0.666224 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=2.369 mas, bpa=2.232 degrees ! Estimated noise=0.182124 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 = -0.000131666 Jy ! Component: 100 - total flux cleaned = -0.000148893 Jy ! Component: 150 - total flux cleaned = -0.000134964 Jy ! Component: 200 - total flux cleaned = -0.000134684 Jy ! Total flux subtracted in 200 components = -0.000134684 Jy ! Clean residual min=-0.000873 max=0.000991 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0150301 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.0150301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.020000Jy sigma=0.666013 ! Fit after self-cal, rms=0.019998Jy sigma=0.665982 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.005 x 2.369 at 2.232 degrees (North through East) ! Clean map min=-0.00081948 max=0.014685 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.00 HN 0.88 LA 0.84 ! NL 1.24 OV 0.87 PT 0.91 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.24 HN 0.89 KP 1.00 ! LA 1.08 MK 1.10 OV 1.03 PT 1.08 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.95 HN 0.94 LA 1.05 ! NL 1.28 OV 0.96 PT 0.89 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.12 HN 0.89 KP 0.98 ! LA 1.11 MK 1.11 OV 0.98 PT 0.95 ! SC 1.09 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.90 HN 0.85 LA 0.89 ! NL 1.30 OV 0.92 PT 0.94 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.04 HN 0.90 KP 1.06 ! LA 1.06 MK 0.99 OV 0.97 PT 1.12 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.87 LA 0.97 ! NL 1.17 OV 1.04 PT 0.93 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.07 HN 0.75 KP 1.05 ! LA 1.13 MK 0.96 OV 0.99 PT 1.11 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.95 HN 1.03 LA 0.94 ! NL 1.17 OV 0.97 PT 1.08 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.17 HN 0.88 KP 0.95 ! LA 1.29 MK 1.15 OV 0.99 PT 0.95 ! SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.87 HN 0.97 LA 1.12 ! NL 1.25 OV 0.83 PT 1.00 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.29 FD 0.89 HN 0.73 KP 1.01 ! LA 1.18 MK 1.24 OV 1.17 PT 0.98 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 HN 0.96 LA 0.90 ! NL 1.29 OV 0.94 PT 0.94 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.10 HN 0.69 KP 1.12 ! LA 0.94 MK 1.11 OV 0.97 PT 0.94 ! SC 1.12 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.93 LA 0.90 ! NL 1.18 OV 0.84 PT 1.01 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.13 HN 0.66 KP 1.12 ! LA 1.15 MK 1.10 OV 1.12 PT 1.02 ! SC 0.77 ! ! ! Fit before self-cal, rms=0.019998Jy sigma=0.665982 ! Fit after self-cal, rms=0.019266Jy sigma=0.659703 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=2.38 mas, bpa=2.358 degrees ! Estimated noise=0.182722 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 = 5.34712e-05 Jy ! Component: 100 - total flux cleaned = 5.33458e-05 Jy ! Component: 150 - total flux cleaned = 5.28364e-05 Jy ! Component: 200 - total flux cleaned = 5.89714e-05 Jy ! Total flux subtracted in 200 components = 5.89714e-05 Jy ! Clean residual min=-0.000529 max=0.000593 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.015089 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.015089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019262Jy sigma=0.659548 ! Fit after self-cal, rms=0.019291Jy sigma=0.658528 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019291Jy sigma=0.658528 ! Fit after self-cal, rms=0.019388Jy sigma=0.658295 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=2.375 mas, bpa=2.242 degrees ! Estimated noise=0.183468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131199 Jy ! Component: 100 - total flux cleaned = 0.000136653 Jy ! Component: 150 - total flux cleaned = 0.000146565 Jy ! Component: 200 - total flux cleaned = 0.000155778 Jy ! Total flux subtracted in 200 components = 0.000155778 Jy ! Clean residual min=-0.000518 max=0.000615 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0152448 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.0152448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019384Jy sigma=0.658193 ! Fit after self-cal, rms=0.019400Jy sigma=0.658104 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 (-2.2, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000535135 Jy ! Component: 100 - total flux cleaned = 0.000783044 Jy ! Component: 150 - total flux cleaned = 0.00081489 Jy ! Component: 200 - total flux cleaned = 0.000827784 Jy ! Total flux subtracted in 200 components = 0.000827784 Jy ! Clean residual min=-0.000475 max=0.000444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0160726 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 54 components and 0.0160726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019385Jy sigma=0.657486 ! Fit after self-cal, rms=0.019384Jy sigma=0.657363 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019384Jy sigma=0.657363 ! Fit after self-cal, rms=0.019403Jy sigma=0.657252 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9986 mas, bmaj=2.366 mas, bpa=2.146 degrees ! Estimated noise=0.183882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000312943 Jy ! Component: 100 - total flux cleaned = 0.000450428 Jy ! Component: 150 - total flux cleaned = 0.000486712 Jy ! Component: 200 - total flux cleaned = 0.000502749 Jy ! Total flux subtracted in 200 components = 0.000502749 Jy ! Clean residual min=-0.000458 max=0.000444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0165753 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.0165753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019397Jy sigma=0.657012 ! Fit after self-cal, rms=0.019401Jy sigma=0.656957 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 = 0.000130028 Jy ! Component: 100 - total flux cleaned = 0.000140466 Jy ! Component: 150 - total flux cleaned = 0.000154308 Jy ! Component: 200 - total flux cleaned = 0.000162686 Jy ! Total flux subtracted in 200 components = 0.000162686 Jy ! Clean residual min=-0.000465 max=0.000436 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.016738 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.016738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019399Jy sigma=0.656862 ! Fit after self-cal, rms=0.019399Jy sigma=0.656854 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019399Jy sigma=0.656854 ! Fit after self-cal, rms=0.019415Jy sigma=0.656777 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.132 mas, bmaj=3.497 mas, bpa=3.508 degrees ! Estimated noise=0.232428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223961 Jy ! Component: 100 - total flux cleaned = 0.000261944 Jy ! Component: 150 - total flux cleaned = 0.000285541 Jy ! Component: 200 - total flux cleaned = 0.00029213 Jy ! Total flux subtracted in 200 components = 0.00029213 Jy ! Clean residual min=-0.000508 max=0.000421 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0170302 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 0.0170301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019413Jy sigma=0.656698 ! Fit after self-cal, rms=0.019413Jy sigma=0.656674 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 = 7.39083e-05 Jy ! Component: 100 - total flux cleaned = 8.04971e-05 Jy ! Component: 150 - total flux cleaned = 8.04293e-05 Jy ! Component: 200 - total flux cleaned = 8.04877e-05 Jy ! Total flux subtracted in 200 components = 8.04877e-05 Jy ! Clean residual min=-0.000502 max=0.000429 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0171106 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 101 components and 0.0171106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019413Jy sigma=0.656649 ! Fit after self-cal, rms=0.019407Jy sigma=0.656586 ! 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=0.995 mas, bmaj=2.36 mas, bpa=2.087 degrees ! Estimated noise=0.184283 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.995 x 2.36 at 2.087 degrees (North through East) ! Clean map min=-0.00044561 max=0.014638 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7931 mas, bmaj=1.996 mas, bpa=3.003 degrees ! Estimated noise=0.359881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115959 Jy ! Component: 100 - total flux cleaned = 0.0142199 Jy ! Component: 150 - total flux cleaned = 0.0152733 Jy ! Component: 200 - total flux cleaned = 0.0160405 Jy ! Total flux subtracted in 200 components = 0.0160405 Jy ! Clean residual min=-0.000929 max=0.000953 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0160405 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0160405 Jy ! Inverting map and beam ! Estimated beam: bmin=0.995 mas, bmaj=2.36 mas, bpa=2.087 degrees ! Estimated noise=0.184283 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 = 0.000709844 Jy ! Component: 100 - total flux cleaned = 0.000911556 Jy ! Component: 150 - total flux cleaned = 0.00094862 Jy ! Component: 200 - total flux cleaned = 0.000981493 Jy ! Total flux subtracted in 200 components = 0.000981493 Jy ! Clean residual min=-0.000520 max=0.000471 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.017022 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.017022 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.132 mas, bmaj=3.497 mas, bpa=3.508 degrees ! Estimated noise=0.232428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101042 Jy ! Component: 100 - total flux cleaned = 0.000163135 Jy ! Component: 150 - total flux cleaned = 0.000196467 Jy ! Component: 200 - total flux cleaned = 0.000196359 Jy ! Total flux subtracted in 200 components = 0.000196359 Jy ! Clean residual min=-0.000516 max=0.000433 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0172184 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 = -3.21586e-08 Jy ! Component: 100 - total flux cleaned = -4.06158e-06 Jy ! Component: 150 - total flux cleaned = -7.73277e-06 Jy ! Component: 200 - total flux cleaned = -7.69255e-06 Jy ! Total flux subtracted in 200 components = -7.69255e-06 Jy ! Clean residual min=-0.000509 max=0.000430 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0172107 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 55 components and 0.0172107 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.995 mas, bmaj=2.36 mas, bpa=2.087 degrees ! Estimated noise=0.184283 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.54067e-07 Jy ! Component: 100 - total flux cleaned = 7.60039e-07 Jy ! Component: 150 - total flux cleaned = -1.0589e-05 Jy ! Component: 200 - total flux cleaned = -1.56606e-05 Jy ! Total flux subtracted in 200 components = -1.56606e-05 Jy ! Clean residual min=-0.000482 max=0.000442 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.017195 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.017195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019408Jy sigma=0.656667 ! Fit after self-cal, rms=0.019406Jy sigma=0.656639 wmodel J0213-0501_X_map.mod ! Writing 70 model components to file: J0213-0501_X_map.mod wobs J0213-0501_X_uvs.fits ! Writing UV FITS file: J0213-0501_X_uvs.fits wwins J0213-0501_X_map.win ! wwins: Wrote 2 windows to J0213-0501_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00014415 Jy ! Component: 100 - total flux cleaned = -0.000241981 Jy ! Component: 150 - total flux cleaned = -0.00032005 Jy ! Component: 200 - total flux cleaned = -0.000381415 Jy ! Component: 250 - total flux cleaned = -0.000420965 Jy ! Component: 300 - total flux cleaned = -0.000440337 Jy ! Component: 350 - total flux cleaned = -0.000465449 Jy ! Component: 400 - total flux cleaned = -0.000489806 Jy ! Component: 450 - total flux cleaned = -0.000465848 Jy ! Component: 500 - total flux cleaned = -0.000471911 Jy ! Component: 550 - total flux cleaned = -0.000483379 Jy ! Component: 600 - total flux cleaned = -0.000472125 Jy ! Component: 650 - total flux cleaned = -0.000477664 Jy ! Component: 700 - total flux cleaned = -0.00047757 Jy ! Component: 750 - total flux cleaned = -0.000466783 Jy ! Component: 800 - total flux cleaned = -0.000456184 Jy ! Component: 850 - total flux cleaned = -0.000435444 Jy ! Component: 900 - total flux cleaned = -0.000425236 Jy ! Component: 950 - total flux cleaned = -0.000420034 Jy ! Component: 1000 - total flux cleaned = -0.000360673 Jy ! Component: 1050 - total flux cleaned = -0.000365643 Jy ! Component: 1100 - total flux cleaned = -0.000346293 Jy ! Component: 1150 - total flux cleaned = -0.000313043 Jy ! Component: 1200 - total flux cleaned = -0.000298987 Jy ! Component: 1250 - total flux cleaned = -0.000289749 Jy ! Component: 1300 - total flux cleaned = -0.000280651 Jy ! Component: 1350 - total flux cleaned = -0.000276099 Jy ! Component: 1400 - total flux cleaned = -0.000249393 Jy ! Component: 1450 - total flux cleaned = -0.000253788 Jy ! Component: 1500 - total flux cleaned = -0.000232155 Jy ! Component: 1550 - total flux cleaned = -0.000219331 Jy ! Component: 1600 - total flux cleaned = -0.000215103 Jy ! Component: 1650 - total flux cleaned = -0.000206769 Jy ! Component: 1700 - total flux cleaned = -0.000206731 Jy ! Component: 1750 - total flux cleaned = -0.0002108 Jy ! Component: 1800 - total flux cleaned = -0.000198645 Jy ! Component: 1850 - total flux cleaned = -0.000186627 Jy ! Component: 1900 - total flux cleaned = -0.000178695 Jy ! Component: 1950 - total flux cleaned = -0.000178717 Jy ! Component: 2000 - total flux cleaned = -0.000167077 Jy ! Component: 2050 - total flux cleaned = -0.000144102 Jy ! Component: 2100 - total flux cleaned = -0.000136482 Jy ! Component: 2150 - total flux cleaned = -0.000128932 Jy ! Component: 2200 - total flux cleaned = -0.000128936 Jy ! Component: 2250 - total flux cleaned = -0.000121574 Jy ! Component: 2300 - total flux cleaned = -0.000121591 Jy ! Component: 2350 - total flux cleaned = -0.000103447 Jy ! Component: 2400 - total flux cleaned = -0.00010701 Jy ! Component: 2450 - total flux cleaned = -9.63456e-05 Jy ! Component: 2500 - total flux cleaned = -0.000110425 Jy ! Component: 2550 - total flux cleaned = -9.99056e-05 Jy ! Component: 2600 - total flux cleaned = -9.64471e-05 Jy ! Component: 2650 - total flux cleaned = -9.64477e-05 Jy ! Component: 2700 - total flux cleaned = -0.000116933 Jy ! Component: 2750 - total flux cleaned = -0.000103401 Jy ! Component: 2800 - total flux cleaned = -0.000126953 Jy ! Component: 2850 - total flux cleaned = -0.000116948 Jy ! Component: 2900 - total flux cleaned = -0.000110367 Jy ! Component: 2950 - total flux cleaned = -0.000116877 Jy ! Component: 3000 - total flux cleaned = -0.000113652 Jy ! Component: 3050 - total flux cleaned = -0.000116882 Jy ! Component: 3100 - total flux cleaned = -0.000116866 Jy ! Component: 3150 - total flux cleaned = -0.00011687 Jy ! Component: 3200 - total flux cleaned = -0.000113671 Jy ! Component: 3250 - total flux cleaned = -0.00011681 Jy ! Component: 3300 - total flux cleaned = -0.000110574 Jy ! Component: 3350 - total flux cleaned = -0.000104405 Jy ! Component: 3400 - total flux cleaned = -0.000116608 Jy ! Component: 3450 - total flux cleaned = -0.000107496 Jy ! Component: 3500 - total flux cleaned = -8.33553e-05 Jy ! Component: 3550 - total flux cleaned = -8.93528e-05 Jy ! Component: 3600 - total flux cleaned = -8.63988e-05 Jy ! Component: 3650 - total flux cleaned = -8.64166e-05 Jy ! Component: 3700 - total flux cleaned = -8.93371e-05 Jy ! Component: 3750 - total flux cleaned = -7.48214e-05 Jy ! Component: 3800 - total flux cleaned = -9.21838e-05 Jy ! Component: 3850 - total flux cleaned = -7.49478e-05 Jy ! Component: 3900 - total flux cleaned = -7.20996e-05 Jy ! Component: 3950 - total flux cleaned = -6.64007e-05 Jy ! Component: 4000 - total flux cleaned = -6.35846e-05 Jy ! Component: 4050 - total flux cleaned = -5.79976e-05 Jy ! Total flux subtracted in 4096 components = -4.13296e-05 Jy ! Clean residual min=-0.000197 max=0.000175 Jy/beam ! Clean residual mean=0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.0171537 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 367 components and 0.0171537 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0213-0501_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.995 x 2.36 at 2.087 degrees (North through East) ! Clean map min=-0.00035245 max=0.014549 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0213-0501_X_map.fits wmodel /vlbi/sb072/temp_maps//J0213-0501_X_map.mod ! Writing 367 model components to file: /vlbi/sb072/temp_maps//J0213-0501_X_map.mod wobs /vlbi/sb072/temp_maps//J0213-0501_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0213-0501_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0213-0501_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0213-0501_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0145489 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.8349e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.996961 0.996961 1.99392 3.98784 7.97569 15.9514 31.9028 63.8055 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 300.914 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0213-0501_X_dfm.log closed on Sat Jan 12 21:47:16 2019