! Started logfile: /vlbi/sb072/temp_maps//J0508+5212_X_dfm.log on Sat Jan 12 21:51:16 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//J0508+5212_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0508+5212_X_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0508+5212 ! ! 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 13248 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 J0508+5212_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=0.999810Jy sigma=35.256032 ! Fit after self-cal, rms=0.988611Jy sigma=34.848262 ! 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=0.8088 mas, bmaj=1.282 mas, bpa=21.79 degrees ! Estimated noise=0.360383 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 = 0.0091833 Jy ! Component: 100 - total flux cleaned = 0.0113096 Jy ! Total flux subtracted in 100 components = 0.0113096 Jy ! Clean residual min=-0.001259 max=0.001282 Jy/beam ! Clean residual mean=-0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0113096 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0113096 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=0.023003Jy sigma=0.747571 ! Fit after self-cal, rms=0.021201Jy sigma=0.682789 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360878 Jy ! Component: 100 - total flux cleaned = 0.00438814 Jy ! Total flux subtracted in 100 components = 0.00438814 Jy ! Clean residual min=-0.001058 max=0.001100 Jy/beam ! Clean residual mean=-0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0156977 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0156977 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=0.020772Jy sigma=0.665107 ! Fit after self-cal, rms=0.020768Jy sigma=0.664948 ! 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=1.14 mas, bmaj=1.597 mas, bpa=22.71 degrees ! Estimated noise=0.179142 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 = -0.000323746 Jy ! Component: 100 - total flux cleaned = -0.000391657 Jy ! Component: 150 - total flux cleaned = -0.000432916 Jy ! Component: 200 - total flux cleaned = -0.000447694 Jy ! Total flux subtracted in 200 components = -0.000447694 Jy ! Clean residual min=-0.000782 max=0.000854 Jy/beam ! Clean residual mean=-0.000003 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.01525 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.01525 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=0.020758Jy sigma=0.664680 ! Fit after self-cal, rms=0.020756Jy sigma=0.664549 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.14 x 1.597 at 22.71 degrees (North through East) ! Clean map min=-0.00076874 max=0.015297 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 0.98 KP 1.04 ! LA 1.02 NL 1.37 OV 0.83 PT 1.07 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.07 HN 0.80 KP 0.99 ! LA 1.05 MK 0.94 OV 0.98 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.15 HN 0.93 KP 0.90 ! LA 1.17 NL 1.31 OV 1.12 PT 1.25 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.96 HN 0.92 KP 0.97 ! LA 0.95 MK 1.14 OV 1.00 PT 0.92 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 1.04 KP 0.92 ! LA 1.16 NL 1.23 OV 0.95 PT 1.16 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 HN 0.79 KP 0.93 ! LA 1.01 MK 1.17 OV 0.92 PT 0.92 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.19 HN 0.74 KP 1.05 ! LA 1.09 NL 1.37 OV 0.92 PT 1.07 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.08 HN 0.89 KP 0.96 ! LA 1.04 MK 1.06 OV 0.93 PT 0.88 ! SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.07 HN 0.98 KP 0.92 ! LA 1.29 NL 1.07 OV 0.99 PT 1.28 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.94 HN 0.77 KP 1.00 ! LA 0.94 MK 1.06 OV 0.93 PT 0.99 ! SC 1.19 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.03 HN 0.84 KP 0.96 ! LA 1.01 NL 1.15 OV 1.05 PT 1.13 ! SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.96 HN 0.81 KP 0.86 ! LA 0.89 MK 1.14 OV 0.97 PT 1.05 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.88 KP 1.03 ! LA 1.06 NL 1.32 OV 0.96 PT 1.03 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.98 HN 0.95 KP 1.15 ! LA 0.96 MK 1.19 OV 0.89 PT 0.95 ! SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.95 KP 1.07 ! LA 1.14 NL 1.29 OV 1.14 PT 1.10 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 HN 0.97 KP 1.00 ! LA 0.97 MK 1.05 OV 0.98 PT 0.91 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.020756Jy sigma=0.664549 ! Fit after self-cal, rms=0.020879Jy sigma=0.659055 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.13 mas, bmaj=1.598 mas, bpa=21.4 degrees ! Estimated noise=0.178012 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 = 0.000145002 Jy ! Component: 100 - total flux cleaned = 0.000144859 Jy ! Component: 150 - total flux cleaned = 0.00014504 Jy ! Component: 200 - total flux cleaned = 0.000150049 Jy ! Total flux subtracted in 200 components = 0.000150049 Jy ! Clean residual min=-0.000529 max=0.000547 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0154001 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 29 components and 0.0154001 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=0.020876Jy sigma=0.658925 ! Fit after self-cal, rms=0.020916Jy sigma=0.658137 ! 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=0.020916Jy sigma=0.658137 ! Fit after self-cal, rms=0.021103Jy sigma=0.657953 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.122 mas, bmaj=1.593 mas, bpa=21.16 degrees ! Estimated noise=0.178081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.39301e-05 Jy ! Component: 100 - total flux cleaned = 9.4202e-05 Jy ! Component: 150 - total flux cleaned = 9.87525e-05 Jy ! Component: 200 - total flux cleaned = 9.89335e-05 Jy ! Total flux subtracted in 200 components = 9.89335e-05 Jy ! Clean residual min=-0.000532 max=0.000564 Jy/beam ! Clean residual mean=0.000001 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.015499 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.015499 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=0.021101Jy sigma=0.657861 ! Fit after self-cal, rms=0.021126Jy sigma=0.657790 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 (-50.8, -46.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000371408 Jy ! Component: 100 - total flux cleaned = 0.000381247 Jy ! Component: 150 - total flux cleaned = 0.000380988 Jy ! Component: 200 - total flux cleaned = 0.000375584 Jy ! Total flux subtracted in 200 components = 0.000375584 Jy ! Clean residual min=-0.000547 max=0.000520 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0158746 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.0158746 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=0.021115Jy sigma=0.657409 ! Fit after self-cal, rms=0.021109Jy sigma=0.657207 ! 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=0.021109Jy sigma=0.657207 ! Fit after self-cal, rms=0.021156Jy sigma=0.657123 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.114 mas, bmaj=1.592 mas, bpa=20.9 degrees ! Estimated noise=0.177853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262164 Jy ! Component: 100 - total flux cleaned = 0.000301684 Jy ! Component: 150 - total flux cleaned = 0.000307278 Jy ! Component: 200 - total flux cleaned = 0.000312463 Jy ! Total flux subtracted in 200 components = 0.000312463 Jy ! Clean residual min=-0.000528 max=0.000499 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0161871 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.0161871 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=0.021152Jy sigma=0.656968 ! Fit after self-cal, rms=0.021160Jy sigma=0.656912 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 = 9.19419e-05 Jy ! Component: 100 - total flux cleaned = 0.000101659 Jy ! Component: 150 - total flux cleaned = 0.000101442 Jy ! Component: 200 - total flux cleaned = 0.000101469 Jy ! Total flux subtracted in 200 components = 0.000101469 Jy ! Clean residual min=-0.000535 max=0.000490 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0162885 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 52 components and 0.0162885 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=0.021158Jy sigma=0.656838 ! Fit after self-cal, rms=0.021158Jy sigma=0.656827 ! 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=0.021158Jy sigma=0.656827 ! Fit after self-cal, rms=0.021187Jy sigma=0.656786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.421 mas, bmaj=2.656 mas, bpa=72.85 degrees ! Estimated noise=0.232713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000109741 Jy ! Component: 100 - total flux cleaned = 0.000133733 Jy ! Component: 150 - total flux cleaned = 0.000149222 Jy ! Component: 200 - total flux cleaned = 0.000154184 Jy ! Total flux subtracted in 200 components = 0.000154184 Jy ! Clean residual min=-0.000499 max=0.000501 Jy/beam ! Clean residual mean=0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0164427 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.0164427 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=0.021186Jy sigma=0.656772 ! Fit after self-cal, rms=0.021192Jy sigma=0.656752 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 = 4.47238e-05 Jy ! Component: 100 - total flux cleaned = 3.92497e-05 Jy ! Component: 150 - total flux cleaned = 3.77393e-05 Jy ! Component: 200 - total flux cleaned = 3.51351e-05 Jy ! Total flux subtracted in 200 components = 3.51351e-05 Jy ! Clean residual min=-0.000492 max=0.000507 Jy/beam ! Clean residual mean=0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0164778 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.0164778 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=0.021191Jy sigma=0.656760 ! Fit after self-cal, rms=0.021192Jy sigma=0.656756 ! 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=1.107 mas, bmaj=1.591 mas, bpa=20.73 degrees ! Estimated noise=0.177686 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.107 x 1.591 at 20.73 degrees (North through East) ! Clean map min=-0.00048934 max=0.01514 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=0.7965 mas, bmaj=1.301 mas, bpa=20.51 degrees ! Estimated noise=0.348022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117 Jy ! Component: 100 - total flux cleaned = 0.0143692 Jy ! Component: 150 - total flux cleaned = 0.015382 Jy ! Component: 200 - total flux cleaned = 0.0159594 Jy ! Total flux subtracted in 200 components = 0.0159594 Jy ! Clean residual min=-0.001021 max=0.001036 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0159594 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 0.0159594 Jy ! Inverting map and beam ! Estimated beam: bmin=1.107 mas, bmaj=1.591 mas, bpa=20.73 degrees ! Estimated noise=0.177686 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 = 0.000477942 Jy ! Component: 100 - total flux cleaned = 0.000568957 Jy ! Component: 150 - total flux cleaned = 0.000600238 Jy ! Component: 200 - total flux cleaned = 0.000608488 Jy ! Total flux subtracted in 200 components = 0.000608488 Jy ! Clean residual min=-0.000565 max=0.000482 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0165679 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.0165679 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=2.421 mas, bmaj=2.656 mas, bpa=72.85 degrees ! Estimated noise=0.232713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.6152e-05 Jy ! Component: 100 - total flux cleaned = 2.08214e-05 Jy ! Component: 150 - total flux cleaned = 2.1228e-05 Jy ! Component: 200 - total flux cleaned = 1.22723e-05 Jy ! Total flux subtracted in 200 components = 1.22723e-05 Jy ! Clean residual min=-0.000498 max=0.000500 Jy/beam ! Clean residual mean=0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0165802 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 = -5.54034e-06 Jy ! Component: 100 - total flux cleaned = -1.31591e-05 Jy ! Component: 150 - total flux cleaned = -2.25367e-05 Jy ! Component: 200 - total flux cleaned = -2.90717e-05 Jy ! Total flux subtracted in 200 components = -2.90717e-05 Jy ! Clean residual min=-0.000496 max=0.000504 Jy/beam ! Clean residual mean=0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0165511 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.0165511 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.107 mas, bmaj=1.591 mas, bpa=20.73 degrees ! Estimated noise=0.177686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.31269e-05 Jy ! Component: 100 - total flux cleaned = 7.07406e-05 Jy ! Component: 150 - total flux cleaned = 6.53094e-05 Jy ! Component: 200 - total flux cleaned = 6.03775e-05 Jy ! Total flux subtracted in 200 components = 6.03775e-05 Jy ! Clean residual min=-0.000547 max=0.000486 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0166115 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.0166115 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=0.021194Jy sigma=0.656848 ! Fit after self-cal, rms=0.021194Jy sigma=0.656812 wmodel J0508+5212_X_map.mod ! Writing 58 model components to file: J0508+5212_X_map.mod wobs J0508+5212_X_uvs.fits ! Writing UV FITS file: J0508+5212_X_uvs.fits wwins J0508+5212_X_map.win ! wwins: Wrote 2 windows to J0508+5212_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 = -1.56127e-05 Jy ! Component: 100 - total flux cleaned = -2.3493e-05 Jy ! Component: 150 - total flux cleaned = -5.51569e-05 Jy ! Component: 200 - total flux cleaned = -7.78439e-05 Jy ! Component: 250 - total flux cleaned = -0.00012224 Jy ! Component: 300 - total flux cleaned = -0.000201253 Jy ! Component: 350 - total flux cleaned = -0.000257039 Jy ! Component: 400 - total flux cleaned = -0.000311537 Jy ! Component: 450 - total flux cleaned = -0.000358074 Jy ! Component: 500 - total flux cleaned = -0.000377385 Jy ! Component: 550 - total flux cleaned = -0.000377393 Jy ! Component: 600 - total flux cleaned = -0.000371309 Jy ! Component: 650 - total flux cleaned = -0.000408431 Jy ! Component: 700 - total flux cleaned = -0.000396377 Jy ! Component: 750 - total flux cleaned = -0.000414333 Jy ! Component: 800 - total flux cleaned = -0.000396702 Jy ! Component: 850 - total flux cleaned = -0.000391016 Jy ! Component: 900 - total flux cleaned = -0.000385367 Jy ! Component: 950 - total flux cleaned = -0.000379757 Jy ! Component: 1000 - total flux cleaned = -0.000379737 Jy ! Component: 1050 - total flux cleaned = -0.000357627 Jy ! Component: 1100 - total flux cleaned = -0.00035219 Jy ! Component: 1150 - total flux cleaned = -0.000335949 Jy ! Component: 1200 - total flux cleaned = -0.000335915 Jy ! Component: 1250 - total flux cleaned = -0.00031997 Jy ! Component: 1300 - total flux cleaned = -0.000299045 Jy ! Component: 1350 - total flux cleaned = -0.000288739 Jy ! Component: 1400 - total flux cleaned = -0.00028357 Jy ! Component: 1450 - total flux cleaned = -0.000278456 Jy ! Component: 1500 - total flux cleaned = -0.000273351 Jy ! Component: 1550 - total flux cleaned = -0.000243525 Jy ! Component: 1600 - total flux cleaned = -0.000233715 Jy ! Component: 1650 - total flux cleaned = -0.000238671 Jy ! Component: 1700 - total flux cleaned = -0.000228995 Jy ! Component: 1750 - total flux cleaned = -0.000204959 Jy ! Component: 1800 - total flux cleaned = -0.000214422 Jy ! Component: 1850 - total flux cleaned = -0.000195452 Jy ! Component: 1900 - total flux cleaned = -0.000176672 Jy ! Component: 1950 - total flux cleaned = -0.000176639 Jy ! Component: 2000 - total flux cleaned = -0.000158115 Jy ! Component: 2050 - total flux cleaned = -0.000176464 Jy ! Component: 2100 - total flux cleaned = -0.000153667 Jy ! Component: 2150 - total flux cleaned = -0.000126497 Jy ! Component: 2200 - total flux cleaned = -0.000121977 Jy ! Component: 2250 - total flux cleaned = -0.000126393 Jy ! Component: 2300 - total flux cleaned = -0.00011306 Jy ! Component: 2350 - total flux cleaned = -9.54314e-05 Jy ! Component: 2400 - total flux cleaned = -8.66969e-05 Jy ! Component: 2450 - total flux cleaned = -8.23341e-05 Jy ! Component: 2500 - total flux cleaned = -7.37045e-05 Jy ! Component: 2550 - total flux cleaned = -7.7998e-05 Jy ! Component: 2600 - total flux cleaned = -2.6981e-05 Jy ! Component: 2650 - total flux cleaned = -3.1207e-05 Jy ! Component: 2700 - total flux cleaned = -2.2789e-05 Jy ! Component: 2750 - total flux cleaned = -1.97352e-06 Jy ! Component: 2800 - total flux cleaned = 1.46029e-05 Jy ! Component: 2850 - total flux cleaned = 1.87122e-05 Jy ! Component: 2900 - total flux cleaned = 3.91578e-05 Jy ! Component: 2950 - total flux cleaned = 4.73028e-05 Jy ! Component: 3000 - total flux cleaned = 7.15599e-05 Jy ! Component: 3050 - total flux cleaned = 9.1681e-05 Jy ! Component: 3100 - total flux cleaned = 0.000123657 Jy ! Component: 3150 - total flux cleaned = 0.000127587 Jy ! Component: 3200 - total flux cleaned = 0.00014339 Jy ! Component: 3250 - total flux cleaned = 0.000155183 Jy ! Component: 3300 - total flux cleaned = 0.000182558 Jy ! Component: 3350 - total flux cleaned = 0.000198091 Jy ! Component: 3400 - total flux cleaned = 0.00022906 Jy ! Component: 3450 - total flux cleaned = 0.000236758 Jy ! Component: 3500 - total flux cleaned = 0.000259677 Jy ! Component: 3550 - total flux cleaned = 0.000278727 Jy ! Component: 3600 - total flux cleaned = 0.000297644 Jy ! Component: 3650 - total flux cleaned = 0.000301431 Jy ! Component: 3700 - total flux cleaned = 0.000308931 Jy ! Component: 3750 - total flux cleaned = 0.000327589 Jy ! Component: 3800 - total flux cleaned = 0.000338733 Jy ! Component: 3850 - total flux cleaned = 0.000346135 Jy ! Component: 3900 - total flux cleaned = 0.000386609 Jy ! Component: 3950 - total flux cleaned = 0.000397568 Jy ! Component: 4000 - total flux cleaned = 0.000415779 Jy ! Component: 4050 - total flux cleaned = 0.000437539 Jy ! Total flux subtracted in 4096 components = 0.000455599 Jy ! Clean residual min=-0.000195 max=0.000222 Jy/beam ! Clean residual mean=0.000000 rms=0.000061 Jy/beam ! Combined flux in latest and established models = 0.0170671 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 372 components and 0.0170671 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0508+5212_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.107 x 1.591 at 20.73 degrees (North through East) ! Clean map min=-0.00040294 max=0.015022 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0508+5212_X_map.fits wmodel /vlbi/sb072/temp_maps//J0508+5212_X_map.mod ! Writing 372 model components to file: /vlbi/sb072/temp_maps//J0508+5212_X_map.mod wobs /vlbi/sb072/temp_maps//J0508+5212_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0508+5212_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0508+5212_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0508+5212_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0150223 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.12492e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.22316 1.22316 2.44632 4.89265 9.78529 19.5706 39.1412 78.2823 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.015 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 245.266 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0508+5212_X_dfm.log closed on Sat Jan 12 21:51:21 2019