! Started logfile: /vlbi/sb072/temp_maps//J0817-2936_X_dfm.log on Fri Jan 25 19:24:17 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//J0817-2936_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0817-2936_X_uva.fits ! AN table 1: 5 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0817-2936 ! ! 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 94 lines of history. ! ! Reading 1120 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 J0817-2936_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=1.016538Jy sigma=21.268697 ! Fit after self-cal, rms=0.891909Jy sigma=18.651252 ! 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=0.9636 mas, bmaj=3.838 mas, bpa=-3.325 degrees ! Estimated noise=1.49693 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 = 0.0611319 Jy ! Component: 100 - total flux cleaned = 0.0816829 Jy ! Total flux subtracted in 100 components = 0.0816829 Jy ! Clean residual min=-0.023613 max=0.039763 Jy/beam ! Clean residual mean=0.000011 rms=0.005763 Jy/beam ! Combined flux in latest and established models = 0.0816829 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0816829 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=0.109121Jy sigma=2.242027 ! Fit after self-cal, rms=0.107830Jy sigma=2.221764 ! Inverting map ! Added new window around map position (1.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0413882 Jy ! Component: 100 - total flux cleaned = 0.0638941 Jy ! Total flux subtracted in 100 components = 0.0638941 Jy ! Clean residual min=-0.012848 max=0.023990 Jy/beam ! Clean residual mean=0.000004 rms=0.003560 Jy/beam ! Combined flux in latest and established models = 0.145577 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 13 components and 0.145577 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=0.077185Jy sigma=1.575464 ! Fit after self-cal, rms=0.069565Jy sigma=1.417691 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225282 Jy ! Component: 100 - total flux cleaned = 0.0359657 Jy ! Total flux subtracted in 100 components = 0.0359657 Jy ! Clean residual min=-0.008542 max=0.014234 Jy/beam ! Clean residual mean=0.000000 rms=0.002193 Jy/beam ! Combined flux in latest and established models = 0.181543 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 18 components and 0.181543 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=0.053785Jy sigma=1.069411 ! Fit after self-cal, rms=0.053272Jy sigma=1.058887 ! Inverting map ! Added new window around map position (-2.2, -6.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124313 Jy ! Component: 100 - total flux cleaned = 0.0186878 Jy ! Total flux subtracted in 100 components = 0.0186878 Jy ! Clean residual min=-0.005984 max=0.006847 Jy/beam ! Clean residual mean=-0.000001 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 0.20023 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.20023 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=0.048203Jy sigma=0.936680 ! Fit after self-cal, rms=0.048131Jy sigma=0.934689 ! 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=1.204 mas, bmaj=4.403 mas, bpa=-3.767 degrees ! Estimated noise=1.05333 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 = 0.0160682 Jy ! Component: 100 - total flux cleaned = 0.0262802 Jy ! Component: 150 - total flux cleaned = 0.0336702 Jy ! Component: 200 - total flux cleaned = 0.0392192 Jy ! Total flux subtracted in 200 components = 0.0392192 Jy ! Clean residual min=-0.007667 max=0.008575 Jy/beam ! Clean residual mean=-0.000016 rms=0.002520 Jy/beam ! Combined flux in latest and established models = 0.23945 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 0.23945 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=0.041828Jy sigma=0.775646 ! Fit after self-cal, rms=0.041819Jy sigma=0.774909 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.204 x 4.403 at -3.767 degrees (North through East) ! Clean map min=-0.0074235 max=0.10178 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 0.96 KP 0.89 LA 1.13 ! NL 1.00 OV 0.87 PT 0.97 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.84 KP 0.84 LA 1.09 ! NL 1.03 OV 0.88 PT 0.93 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 0.86 KP 0.88 LA 1.03 ! NL 0.97 OV 0.89 PT 0.91 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 HN 0.93 KP 0.95 LA 1.13 ! NL 1.02 OV 0.95 PT 0.91 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 HN 0.96 KP 0.95 LA 1.04 ! NL 1.08 OV 0.97 PT 0.97 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 0.97 KP 0.97 LA 1.12 ! NL 1.17 OV 1.06 PT 0.97 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 1.15 KP 0.91 LA 1.08 ! NL 1.10 OV 1.01 PT 1.07 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.02 KP 0.91 LA 1.14 ! NL 1.00 OV 0.94 PT 0.91 SC 1.02 ! ! ! Fit before self-cal, rms=0.041819Jy sigma=0.774909 ! Fit after self-cal, rms=0.038215Jy sigma=0.661764 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.192 mas, bmaj=4.399 mas, bpa=-3.927 degrees ! Estimated noise=1.02925 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 = 0.00416703 Jy ! Component: 100 - total flux cleaned = 0.0057905 Jy ! Component: 150 - total flux cleaned = 0.0066017 Jy ! Component: 200 - total flux cleaned = 0.00707818 Jy ! Total flux subtracted in 200 components = 0.00707818 Jy ! Clean residual min=-0.003779 max=0.005143 Jy/beam ! Clean residual mean=0.000010 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 0.246528 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.246528 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=0.037692Jy sigma=0.648168 ! Fit after self-cal, rms=0.037732Jy sigma=0.647782 ! 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=0.037732Jy sigma=0.647782 ! Fit after self-cal, rms=0.038008Jy sigma=0.646622 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.187 mas, bmaj=4.404 mas, bpa=-3.82 degrees ! Estimated noise=1.03453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162303 Jy ! Component: 100 - total flux cleaned = 0.00199216 Jy ! Component: 150 - total flux cleaned = 0.00222776 Jy ! Component: 200 - total flux cleaned = 0.00236462 Jy ! Total flux subtracted in 200 components = 0.00236462 Jy ! Clean residual min=-0.003738 max=0.004713 Jy/beam ! Clean residual mean=0.000010 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 0.248892 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.248892 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=0.037903Jy sigma=0.643754 ! Fit after self-cal, rms=0.037903Jy sigma=0.643707 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 = -9.74772e-07 Jy ! Component: 100 - total flux cleaned = 5.68354e-05 Jy ! Component: 150 - total flux cleaned = 0.00016245 Jy ! Component: 200 - total flux cleaned = 0.000212228 Jy ! Total flux subtracted in 200 components = 0.000212228 Jy ! Clean residual min=-0.003791 max=0.004617 Jy/beam ! Clean residual mean=0.000010 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.249105 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.249105 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=0.037868Jy sigma=0.642795 ! Fit after self-cal, rms=0.037866Jy sigma=0.642781 ! 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=0.037866Jy sigma=0.642781 ! Fit after self-cal, rms=0.038079Jy sigma=0.642469 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.184 mas, bmaj=4.408 mas, bpa=-3.735 degrees ! Estimated noise=1.03653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000574426 Jy ! Component: 100 - total flux cleaned = 0.000598689 Jy ! Component: 150 - total flux cleaned = 0.000642103 Jy ! Component: 200 - total flux cleaned = 0.000661823 Jy ! Total flux subtracted in 200 components = 0.000661823 Jy ! Clean residual min=-0.003775 max=0.004450 Jy/beam ! Clean residual mean=0.000009 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 0.249766 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 86 components and 0.249766 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=0.038053Jy sigma=0.641764 ! Fit after self-cal, rms=0.038049Jy sigma=0.641732 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 = 1.84944e-05 Jy ! Component: 100 - total flux cleaned = -1.84791e-06 Jy ! Component: 150 - total flux cleaned = -2.33464e-06 Jy ! Component: 200 - total flux cleaned = 3.24506e-05 Jy ! Total flux subtracted in 200 components = 3.24506e-05 Jy ! Clean residual min=-0.003789 max=0.004418 Jy/beam ! Clean residual mean=0.000009 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 0.249799 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 89 components and 0.249799 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=0.038035Jy sigma=0.641276 ! Fit after self-cal, rms=0.038030Jy sigma=0.641256 ! 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=0.038030Jy sigma=0.641256 ! Fit after self-cal, rms=0.038198Jy sigma=0.641169 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.09 mas, bmaj=5.38 mas, bpa=-9.469 degrees ! Estimated noise=1.26835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000465614 Jy ! Component: 100 - total flux cleaned = 0.000517118 Jy ! Component: 150 - total flux cleaned = 0.000518499 Jy ! Component: 200 - total flux cleaned = 0.000599761 Jy ! Total flux subtracted in 200 components = 0.000599761 Jy ! Clean residual min=-0.004736 max=0.005547 Jy/beam ! Clean residual mean=0.000014 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 0.250399 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 0.250399 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=0.038184Jy sigma=0.640801 ! Fit after self-cal, rms=0.038173Jy sigma=0.640601 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 = 0.000291468 Jy ! Component: 100 - total flux cleaned = 0.000329441 Jy ! Component: 150 - total flux cleaned = 0.000329501 Jy ! Component: 200 - total flux cleaned = 0.000362569 Jy ! Total flux subtracted in 200 components = 0.000362569 Jy ! Clean residual min=-0.004647 max=0.005341 Jy/beam ! Clean residual mean=0.000013 rms=0.001661 Jy/beam ! Combined flux in latest and established models = 0.250761 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 102 components and 0.250761 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=0.038184Jy sigma=0.640965 ! Fit after self-cal, rms=0.038179Jy sigma=0.640844 ! 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=1.183 mas, bmaj=4.413 mas, bpa=-3.672 degrees ! Estimated noise=1.03802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.183 x 4.413 at -3.672 degrees (North through East) ! Clean map min=-0.0035927 max=0.098371 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=0.9472 mas, bmaj=3.852 mas, bpa=-3.362 degrees ! Estimated noise=1.46111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0731485 Jy ! Component: 100 - total flux cleaned = 0.111342 Jy ! Component: 150 - total flux cleaned = 0.137117 Jy ! Component: 200 - total flux cleaned = 0.155192 Jy ! Total flux subtracted in 200 components = 0.155192 Jy ! Clean residual min=-0.008440 max=0.011269 Jy/beam ! Clean residual mean=0.000008 rms=0.002315 Jy/beam ! Combined flux in latest and established models = 0.155192 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 0.155192 Jy ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=4.413 mas, bpa=-3.672 degrees ! Estimated noise=1.03802 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 = 0.0295972 Jy ! Component: 100 - total flux cleaned = 0.0469858 Jy ! Component: 150 - total flux cleaned = 0.0584851 Jy ! Component: 200 - total flux cleaned = 0.0666565 Jy ! Total flux subtracted in 200 components = 0.0666565 Jy ! Clean residual min=-0.004982 max=0.006322 Jy/beam ! Clean residual mean=0.000012 rms=0.002258 Jy/beam ! Combined flux in latest and established models = 0.221849 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 53 components and 0.221849 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=2.09 mas, bmaj=5.38 mas, bpa=-9.469 degrees ! Estimated noise=1.26835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00977456 Jy ! Component: 100 - total flux cleaned = 0.016069 Jy ! Component: 150 - total flux cleaned = 0.0202878 Jy ! Component: 200 - total flux cleaned = 0.0231808 Jy ! Total flux subtracted in 200 components = 0.0231808 Jy ! Clean residual min=-0.004907 max=0.006124 Jy/beam ! Clean residual mean=0.000015 rms=0.001998 Jy/beam ! Combined flux in latest and established models = 0.24503 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199862 Jy ! Component: 100 - total flux cleaned = 0.00299886 Jy ! Component: 150 - total flux cleaned = 0.00334598 Jy ! Component: 200 - total flux cleaned = 0.00353075 Jy ! Total flux subtracted in 200 components = 0.00353075 Jy ! Clean residual min=-0.004551 max=0.005648 Jy/beam ! Clean residual mean=0.000013 rms=0.001813 Jy/beam ! Combined flux in latest and established models = 0.24856 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 110 components and 0.24856 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=4.413 mas, bpa=-3.672 degrees ! Estimated noise=1.03802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000402027 Jy ! Component: 100 - total flux cleaned = 0.000399221 Jy ! Component: 150 - total flux cleaned = 0.000439293 Jy ! Component: 200 - total flux cleaned = 0.000693903 Jy ! Total flux subtracted in 200 components = 0.000693903 Jy ! Clean residual min=-0.003498 max=0.004562 Jy/beam ! Clean residual mean=0.000007 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.249254 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 133 components and 0.249254 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=0.038128Jy sigma=0.640200 ! Fit after self-cal, rms=0.038109Jy sigma=0.639632 wmodel J0817-2936_X_map.mod ! Writing 133 model components to file: J0817-2936_X_map.mod wobs J0817-2936_X_uvs.fits ! Writing UV FITS file: J0817-2936_X_uvs.fits wwins J0817-2936_X_map.win ! wwins: Wrote 3 windows to J0817-2936_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 = 0.00149793 Jy ! Component: 100 - total flux cleaned = 0.00210894 Jy ! Component: 150 - total flux cleaned = 0.00216539 Jy ! Component: 200 - total flux cleaned = 0.00211587 Jy ! Component: 250 - total flux cleaned = 0.00187975 Jy ! Component: 300 - total flux cleaned = 0.00152504 Jy ! Component: 350 - total flux cleaned = 0.00118854 Jy ! Component: 400 - total flux cleaned = 0.000748367 Jy ! Component: 450 - total flux cleaned = 0.000293568 Jy ! Component: 500 - total flux cleaned = -7.10768e-05 Jy ! Component: 550 - total flux cleaned = -0.000421381 Jy ! Component: 600 - total flux cleaned = -0.000623097 Jy ! Component: 650 - total flux cleaned = -0.000655878 Jy ! Component: 700 - total flux cleaned = -0.000783127 Jy ! Component: 750 - total flux cleaned = -0.00081404 Jy ! Component: 800 - total flux cleaned = -0.000964343 Jy ! Component: 850 - total flux cleaned = -0.00099368 Jy ! Component: 900 - total flux cleaned = -0.00110831 Jy ! Component: 950 - total flux cleaned = -0.00130359 Jy ! Component: 1000 - total flux cleaned = -0.00144097 Jy ! Component: 1050 - total flux cleaned = -0.00162973 Jy ! Component: 1100 - total flux cleaned = -0.00173564 Jy ! Component: 1150 - total flux cleaned = -0.00184049 Jy ! Component: 1200 - total flux cleaned = -0.00204493 Jy ! Component: 1250 - total flux cleaned = -0.00209511 Jy ! Component: 1300 - total flux cleaned = -0.00216901 Jy ! Component: 1350 - total flux cleaned = -0.002193 Jy ! Component: 1400 - total flux cleaned = -0.00224103 Jy ! Component: 1450 - total flux cleaned = -0.00238335 Jy ! Component: 1500 - total flux cleaned = -0.00243001 Jy ! Component: 1550 - total flux cleaned = -0.00249929 Jy ! Component: 1600 - total flux cleaned = -0.002545 Jy ! Component: 1650 - total flux cleaned = -0.00261275 Jy ! Component: 1700 - total flux cleaned = -0.00265716 Jy ! Component: 1750 - total flux cleaned = -0.00263513 Jy ! Component: 1800 - total flux cleaned = -0.0026349 Jy ! Component: 1850 - total flux cleaned = -0.00267771 Jy ! Component: 1900 - total flux cleaned = -0.00269877 Jy ! Component: 1950 - total flux cleaned = -0.00265601 Jy ! Component: 2000 - total flux cleaned = -0.00261399 Jy ! Component: 2050 - total flux cleaned = -0.0026555 Jy ! Component: 2100 - total flux cleaned = -0.00261392 Jy ! Component: 2150 - total flux cleaned = -0.00259327 Jy ! Component: 2200 - total flux cleaned = -0.00253269 Jy ! Component: 2250 - total flux cleaned = -0.00257273 Jy ! Component: 2300 - total flux cleaned = -0.0024928 Jy ! Component: 2350 - total flux cleaned = -0.00245328 Jy ! Component: 2400 - total flux cleaned = -0.00245342 Jy ! Component: 2450 - total flux cleaned = -0.00243396 Jy ! Component: 2500 - total flux cleaned = -0.00241461 Jy ! Component: 2550 - total flux cleaned = -0.0024145 Jy ! Component: 2600 - total flux cleaned = -0.00239555 Jy ! Component: 2650 - total flux cleaned = -0.00241446 Jy ! Component: 2700 - total flux cleaned = -0.00243319 Jy ! Component: 2750 - total flux cleaned = -0.00237688 Jy ! Component: 2800 - total flux cleaned = -0.00237702 Jy ! Component: 2850 - total flux cleaned = -0.00239573 Jy ! Component: 2900 - total flux cleaned = -0.00239582 Jy ! Component: 2950 - total flux cleaned = -0.00239576 Jy ! Component: 3000 - total flux cleaned = -0.00237738 Jy ! Component: 3050 - total flux cleaned = -0.00239556 Jy ! Component: 3100 - total flux cleaned = -0.00237732 Jy ! Component: 3150 - total flux cleaned = -0.00234108 Jy ! Component: 3200 - total flux cleaned = -0.00234112 Jy ! Component: 3250 - total flux cleaned = -0.00235904 Jy ! Component: 3300 - total flux cleaned = -0.00232321 Jy ! Component: 3350 - total flux cleaned = -0.00230539 Jy ! Component: 3400 - total flux cleaned = -0.00228766 Jy ! Component: 3450 - total flux cleaned = -0.00225237 Jy ! Component: 3500 - total flux cleaned = -0.00227012 Jy ! Component: 3550 - total flux cleaned = -0.00218197 Jy ! Component: 3600 - total flux cleaned = -0.00216438 Jy ! Component: 3650 - total flux cleaned = -0.0021645 Jy ! Component: 3700 - total flux cleaned = -0.002112 Jy ! Component: 3750 - total flux cleaned = -0.00207688 Jy ! Component: 3800 - total flux cleaned = -0.00200684 Jy ! Component: 3850 - total flux cleaned = -0.00193687 Jy ! Component: 3900 - total flux cleaned = -0.00190187 Jy ! Component: 3950 - total flux cleaned = -0.00179734 Jy ! Component: 4000 - total flux cleaned = -0.00177995 Jy ! Component: 4050 - total flux cleaned = -0.00171048 Jy ! Total flux subtracted in 4096 components = -0.00171049 Jy ! Clean residual min=-0.001050 max=0.001225 Jy/beam ! Clean residual mean=0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.247544 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 404 components and 0.247544 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0817-2936_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.183 x 4.413 at -3.672 degrees (North through East) ! Clean map min=-0.0020149 max=0.098851 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0817-2936_X_map.fits wmodel /vlbi/sb072/temp_maps//J0817-2936_X_map.mod ! Writing 404 model components to file: /vlbi/sb072/temp_maps//J0817-2936_X_map.mod wobs /vlbi/sb072/temp_maps//J0817-2936_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0817-2936_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0817-2936_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0817-2936_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0988511 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000318084 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.965343 0.965343 1.93069 3.86137 7.72274 15.4455 30.891 61.782 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.098 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 310.77 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0817-2936_X_dfm.log closed on Fri Jan 25 19:24:21 2019