! Started logfile: /vlbi/sb072/temp_maps//J0042+5425_X_dfm.log on Sat Jan 12 21:44:44 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//J0042+5425_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0042+5425_X_uvm.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0042+5425 ! ! 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 3456 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 J0042+5425_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=1.001606Jy sigma=35.251428 ! Fit after self-cal, rms=0.957019Jy sigma=33.775343 ! 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=0.8879 mas, bmaj=1.268 mas, bpa=-40.55 degrees ! Estimated noise=0.570088 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 = 0.034375 Jy ! Component: 100 - total flux cleaned = 0.0423653 Jy ! Total flux subtracted in 100 components = 0.0423653 Jy ! Clean residual min=-0.002817 max=0.003299 Jy/beam ! Clean residual mean=0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.0423653 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0423653 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=0.033356Jy sigma=0.719950 ! Fit after self-cal, rms=0.032529Jy sigma=0.700050 ! Inverting map ! Added new window around map position (-1.2, 6.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182807 Jy ! Component: 100 - total flux cleaned = 0.00229318 Jy ! Total flux subtracted in 100 components = 0.00229318 Jy ! Clean residual min=-0.001729 max=0.001850 Jy/beam ! Clean residual mean=0.000002 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0446585 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.0446585 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=0.032277Jy sigma=0.688453 ! Fit after self-cal, rms=0.032253Jy sigma=0.687654 ! 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=1.212 mas, bmaj=1.539 mas, bpa=-44.95 degrees ! Estimated noise=0.373005 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 = 0.000283697 Jy ! Component: 100 - total flux cleaned = 0.000372714 Jy ! Component: 150 - total flux cleaned = 0.000350851 Jy ! Component: 200 - total flux cleaned = 0.000332343 Jy ! Total flux subtracted in 200 components = 0.000332343 Jy ! Clean residual min=-0.001835 max=0.001844 Jy/beam ! Clean residual mean=0.000009 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0449909 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.0449909 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=0.032209Jy sigma=0.684526 ! Fit after self-cal, rms=0.032200Jy sigma=0.684309 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.212 x 1.539 at -44.95 degrees (North through East) ! Clean map min=-0.0017869 max=0.042812 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.19 HN 1.01 KP 0.96 ! LA 1.19 NL 1.15 OV 0.97 PT 1.09 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.00 HN 1.06 KP 0.98 ! LA 0.93 MK 1.00 OV 0.86 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.08 HN 0.96 KP 1.06 ! LA 1.01 NL 1.17 OV 1.07 PT 1.08 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.92 HN 1.03 KP 0.90 ! LA 0.91 MK 1.05 OV 0.90 PT 0.91 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.10 HN 0.99 KP 0.98 ! LA 1.09 NL 1.20 OV 1.01 PT 0.96 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.03 HN 0.97 KP 0.89 ! LA 0.93 MK 1.04 OV 0.90 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.18 HN 0.94 KP 1.11 ! LA 1.07 NL 1.18 OV 0.90 PT 1.07 ! SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.90 HN 0.98 KP 0.95 ! LA 1.01 MK 1.01 OV 0.98 PT 0.85 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.24 HN 0.97 KP 1.03 ! LA 1.19 NL 1.25 OV 1.00 PT 1.00 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 HN 1.06 KP 0.87 ! LA 0.88 MK 1.04 OV 0.86 PT 1.02 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 HN 0.90 KP 1.04 ! LA 1.09 NL 1.26 OV 0.96 PT 1.01 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.93 HN 1.00 KP 0.97 ! LA 0.99 MK 1.04 OV 0.84 PT 0.92 ! SC 1.16 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.06 HN 0.86 KP 1.12 ! LA 1.06 NL 1.30 OV 0.96 PT 1.02 ! SC 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.07 HN 0.93 KP 0.92 ! LA 0.86 MK 1.08 OV 0.89 PT 1.04 ! SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.15 HN 0.90 KP 1.04 ! LA 1.09 NL 1.17 OV 1.05 PT 1.15 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00 HN 0.90 KP 0.96 ! LA 0.95 MK 0.93 OV 0.96 PT 0.86 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.032200Jy sigma=0.684309 ! Fit after self-cal, rms=0.031299Jy sigma=0.651363 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.198 mas, bmaj=1.55 mas, bpa=-44.05 degrees ! Estimated noise=0.374188 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 = -6.57646e-05 Jy ! Component: 100 - total flux cleaned = -0.000191057 Jy ! Component: 150 - total flux cleaned = -0.000271618 Jy ! Component: 200 - total flux cleaned = -0.00029803 Jy ! Total flux subtracted in 200 components = -0.00029803 Jy ! Clean residual min=-0.001023 max=0.001031 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0446928 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.0446928 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=0.031262Jy sigma=0.650081 ! Fit after self-cal, rms=0.031276Jy sigma=0.649734 ! 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=0.031276Jy sigma=0.649734 ! Fit after self-cal, rms=0.031299Jy sigma=0.649537 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.192 mas, bmaj=1.552 mas, bpa=-43.7 degrees ! Estimated noise=0.375385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138045 Jy ! Component: 100 - total flux cleaned = 7.52577e-05 Jy ! Component: 150 - total flux cleaned = 4.42541e-05 Jy ! Component: 200 - total flux cleaned = 7.88664e-06 Jy ! Total flux subtracted in 200 components = 7.88664e-06 Jy ! Clean residual min=-0.001020 max=0.001013 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0447007 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.0447007 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=0.031280Jy sigma=0.649163 ! Fit after self-cal, rms=0.031282Jy sigma=0.649137 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 = -7.95866e-05 Jy ! Component: 100 - total flux cleaned = -0.000110596 Jy ! Component: 150 - total flux cleaned = -0.000131639 Jy ! Component: 200 - total flux cleaned = -0.000131658 Jy ! Total flux subtracted in 200 components = -0.000131658 Jy ! Clean residual min=-0.001015 max=0.001012 Jy/beam ! Clean residual mean=-0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0445691 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 39 components and 0.0445691 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=0.031277Jy sigma=0.649011 ! Fit after self-cal, rms=0.031278Jy sigma=0.649005 ! 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=0.031278Jy sigma=0.649005 ! Fit after self-cal, rms=0.031478Jy sigma=0.647751 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.188 mas, bmaj=1.555 mas, bpa=-43.33 degrees ! Estimated noise=0.377658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290822 Jy ! Component: 100 - total flux cleaned = 0.000278873 Jy ! Component: 150 - total flux cleaned = 0.000266273 Jy ! Component: 200 - total flux cleaned = 0.000266105 Jy ! Total flux subtracted in 200 components = 0.000266105 Jy ! Clean residual min=-0.001019 max=0.000997 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0448352 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.0448352 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=0.031467Jy sigma=0.647686 ! Fit after self-cal, rms=0.031467Jy sigma=0.647671 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 = -7.06241e-06 Jy ! Component: 100 - total flux cleaned = -7.23994e-06 Jy ! Component: 150 - total flux cleaned = -7.43439e-06 Jy ! Component: 200 - total flux cleaned = -1.21531e-05 Jy ! Total flux subtracted in 200 components = -1.21531e-05 Jy ! Clean residual min=-0.001018 max=0.000995 Jy/beam ! Clean residual mean=-0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.044823 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.044823 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=0.031464Jy sigma=0.647634 ! Fit after self-cal, rms=0.031465Jy sigma=0.647631 ! 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=0.031465Jy sigma=0.647631 ! Fit after self-cal, rms=0.031627Jy sigma=0.646590 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.553 mas, bmaj=2.667 mas, bpa=-82.43 degrees ! Estimated noise=0.46199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000304706 Jy ! Component: 100 - total flux cleaned = 0.000343267 Jy ! Component: 150 - total flux cleaned = 0.000347115 Jy ! Component: 200 - total flux cleaned = 0.000354359 Jy ! Total flux subtracted in 200 components = 0.000354359 Jy ! Clean residual min=-0.000944 max=0.000963 Jy/beam ! Clean residual mean=-0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0451774 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 0.0451774 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=0.031622Jy sigma=0.646635 ! Fit after self-cal, rms=0.031621Jy sigma=0.646586 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 = 1.28466e-06 Jy ! Component: 100 - total flux cleaned = 1.8088e-05 Jy ! Component: 150 - total flux cleaned = 1.79586e-05 Jy ! Component: 200 - total flux cleaned = 1.79453e-05 Jy ! Total flux subtracted in 200 components = 1.79453e-05 Jy ! Clean residual min=-0.000942 max=0.000964 Jy/beam ! Clean residual mean=-0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0451953 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 0.0451953 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=0.031621Jy sigma=0.646613 ! Fit after self-cal, rms=0.031620Jy sigma=0.646596 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.184 mas, bmaj=1.559 mas, bpa=-42.95 degrees ! Estimated noise=0.379741 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.184 x 1.559 at -42.95 degrees (North through East) ! Clean map min=-0.00094737 max=0.043337 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=0.87 mas, bmaj=1.293 mas, bpa=-39.53 degrees ! Estimated noise=0.571135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347241 Jy ! Component: 100 - total flux cleaned = 0.0427032 Jy ! Component: 150 - total flux cleaned = 0.0451282 Jy ! Component: 200 - total flux cleaned = 0.0456153 Jy ! Total flux subtracted in 200 components = 0.0456153 Jy ! Clean residual min=-0.001561 max=0.001557 Jy/beam ! Clean residual mean=-0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0456154 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0456154 Jy ! Inverting map and beam ! Estimated beam: bmin=1.184 mas, bmaj=1.559 mas, bpa=-42.95 degrees ! Estimated noise=0.379741 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 = -0.000301776 Jy ! Component: 100 - total flux cleaned = -0.000363855 Jy ! Component: 150 - total flux cleaned = -0.000449992 Jy ! Component: 200 - total flux cleaned = -0.000464554 Jy ! Total flux subtracted in 200 components = -0.000464554 Jy ! Clean residual min=-0.001060 max=0.001007 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0451508 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.0451508 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=2.553 mas, bmaj=2.667 mas, bpa=-82.43 degrees ! Estimated noise=0.46199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.59531e-05 Jy ! Component: 100 - total flux cleaned = 5.62792e-05 Jy ! Component: 150 - total flux cleaned = 4.77683e-05 Jy ! Component: 200 - total flux cleaned = 4.71502e-05 Jy ! Total flux subtracted in 200 components = 4.71502e-05 Jy ! Clean residual min=-0.000949 max=0.000969 Jy/beam ! Clean residual mean=-0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.045198 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 = 6.36614e-06 Jy ! Component: 100 - total flux cleaned = 6.06592e-06 Jy ! Component: 150 - total flux cleaned = 6.14886e-06 Jy ! Component: 200 - total flux cleaned = 6.29821e-06 Jy ! Total flux subtracted in 200 components = 6.29821e-06 Jy ! Clean residual min=-0.000943 max=0.000963 Jy/beam ! Clean residual mean=-0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0452043 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.0452042 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.184 mas, bmaj=1.559 mas, bpa=-42.95 degrees ! Estimated noise=0.379741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000138286 Jy ! Component: 100 - total flux cleaned = -0.000137811 Jy ! Component: 150 - total flux cleaned = -0.000138442 Jy ! Component: 200 - total flux cleaned = -0.000138533 Jy ! Total flux subtracted in 200 components = -0.000138533 Jy ! Clean residual min=-0.001023 max=0.000987 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0450657 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.0450657 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=0.031634Jy sigma=0.646898 ! Fit after self-cal, rms=0.031626Jy sigma=0.646817 wmodel J0042+5425_X_map.mod ! Writing 45 model components to file: J0042+5425_X_map.mod wobs J0042+5425_X_uvs.fits ! Writing UV FITS file: J0042+5425_X_uvs.fits wwins J0042+5425_X_map.win ! wwins: Wrote 2 windows to J0042+5425_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 = -0.000367335 Jy ! Component: 100 - total flux cleaned = -0.000584217 Jy ! Component: 150 - total flux cleaned = -0.000704457 Jy ! Component: 200 - total flux cleaned = -0.000771074 Jy ! Component: 250 - total flux cleaned = -0.000932521 Jy ! Component: 300 - total flux cleaned = -0.00101128 Jy ! Component: 350 - total flux cleaned = -0.00110381 Jy ! Component: 400 - total flux cleaned = -0.00110412 Jy ! Component: 450 - total flux cleaned = -0.00111882 Jy ! Component: 500 - total flux cleaned = -0.00113348 Jy ! Component: 550 - total flux cleaned = -0.00116179 Jy ! Component: 600 - total flux cleaned = -0.00120328 Jy ! Component: 650 - total flux cleaned = -0.00124427 Jy ! Component: 700 - total flux cleaned = -0.00127101 Jy ! Component: 750 - total flux cleaned = -0.00125755 Jy ! Component: 800 - total flux cleaned = -0.00120534 Jy ! Component: 850 - total flux cleaned = -0.00119273 Jy ! Component: 900 - total flux cleaned = -0.00121807 Jy ! Component: 950 - total flux cleaned = -0.00120538 Jy ! Component: 1000 - total flux cleaned = -0.00119316 Jy ! Component: 1050 - total flux cleaned = -0.00119334 Jy ! Component: 1100 - total flux cleaned = -0.00120578 Jy ! Component: 1150 - total flux cleaned = -0.0012417 Jy ! Component: 1200 - total flux cleaned = -0.00122977 Jy ! Component: 1250 - total flux cleaned = -0.00121794 Jy ! Component: 1300 - total flux cleaned = -0.0012179 Jy ! Component: 1350 - total flux cleaned = -0.00119486 Jy ! Component: 1400 - total flux cleaned = -0.00119482 Jy ! Component: 1450 - total flux cleaned = -0.00118347 Jy ! Component: 1500 - total flux cleaned = -0.00114973 Jy ! Component: 1550 - total flux cleaned = -0.00116079 Jy ! Component: 1600 - total flux cleaned = -0.00111648 Jy ! Component: 1650 - total flux cleaned = -0.00108359 Jy ! Component: 1700 - total flux cleaned = -0.00108361 Jy ! Component: 1750 - total flux cleaned = -0.00107295 Jy ! Component: 1800 - total flux cleaned = -0.00105157 Jy ! Component: 1850 - total flux cleaned = -0.00103051 Jy ! Component: 1900 - total flux cleaned = -0.00103045 Jy ! Component: 1950 - total flux cleaned = -0.000999236 Jy ! Component: 2000 - total flux cleaned = -0.00101998 Jy ! Component: 2050 - total flux cleaned = -0.000989043 Jy ! Component: 2100 - total flux cleaned = -0.00100938 Jy ! Component: 2150 - total flux cleaned = -0.00101958 Jy ! Component: 2200 - total flux cleaned = -0.000999473 Jy ! Component: 2250 - total flux cleaned = -0.000999498 Jy ! Component: 2300 - total flux cleaned = -0.00102913 Jy ! Component: 2350 - total flux cleaned = -0.00101933 Jy ! Component: 2400 - total flux cleaned = -0.00103883 Jy ! Component: 2450 - total flux cleaned = -0.00104846 Jy ! Component: 2500 - total flux cleaned = -0.00106767 Jy ! Component: 2550 - total flux cleaned = -0.00107724 Jy ! Component: 2600 - total flux cleaned = -0.00107732 Jy ! Component: 2650 - total flux cleaned = -0.00104891 Jy ! Component: 2700 - total flux cleaned = -0.00103963 Jy ! Component: 2750 - total flux cleaned = -0.00110488 Jy ! Component: 2800 - total flux cleaned = -0.0010678 Jy ! Component: 2850 - total flux cleaned = -0.00107705 Jy ! Component: 2900 - total flux cleaned = -0.00107712 Jy ! Component: 2950 - total flux cleaned = -0.00108626 Jy ! Component: 3000 - total flux cleaned = -0.00108618 Jy ! Component: 3050 - total flux cleaned = -0.00112215 Jy ! Component: 3100 - total flux cleaned = -0.00111323 Jy ! Component: 3150 - total flux cleaned = -0.0011132 Jy ! Component: 3200 - total flux cleaned = -0.00111321 Jy ! Component: 3250 - total flux cleaned = -0.00111322 Jy ! Component: 3300 - total flux cleaned = -0.00113081 Jy ! Component: 3350 - total flux cleaned = -0.00113945 Jy ! Component: 3400 - total flux cleaned = -0.00117414 Jy ! Component: 3450 - total flux cleaned = -0.00119134 Jy ! Component: 3500 - total flux cleaned = -0.00119982 Jy ! Component: 3550 - total flux cleaned = -0.00114856 Jy ! Component: 3600 - total flux cleaned = -0.0011571 Jy ! Component: 3650 - total flux cleaned = -0.0011571 Jy ! Component: 3700 - total flux cleaned = -0.00120762 Jy ! Component: 3750 - total flux cleaned = -0.00116569 Jy ! Component: 3800 - total flux cleaned = -0.00119916 Jy ! Component: 3850 - total flux cleaned = -0.00123234 Jy ! Component: 3900 - total flux cleaned = -0.0012159 Jy ! Component: 3950 - total flux cleaned = -0.00124878 Jy ! Component: 4000 - total flux cleaned = -0.00123238 Jy ! Component: 4050 - total flux cleaned = -0.00123238 Jy ! Total flux subtracted in 4096 components = -0.00125672 Jy ! Clean residual min=-0.000440 max=0.000469 Jy/beam ! Clean residual mean=-0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.043809 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 345 components and 0.043809 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0042+5425_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.184 x 1.559 at -42.95 degrees (North through East) ! Clean map min=-0.00094309 max=0.043398 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0042+5425_X_map.fits wmodel /vlbi/sb072/temp_maps//J0042+5425_X_map.mod ! Writing 345 model components to file: /vlbi/sb072/temp_maps//J0042+5425_X_map.mod wobs /vlbi/sb072/temp_maps//J0042+5425_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0042+5425_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0042+5425_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0042+5425_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0433977 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139899 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.967094 0.967094 1.93419 3.86838 7.73675 15.4735 30.947 61.894 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 310.207 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0042+5425_X_dfm.log closed on Sat Jan 12 21:44:48 2019