! Started logfile: /vlbi/sb072/temp_maps//J1220+3808_X_dfm.log on Tue Mar 5 23:08:30 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//J1220+3808_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1220+3808_X_uvm.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! AN table 2: 8 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J1220+3808 ! ! 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 4200 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 J1220+3808_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. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.035563Jy sigma=38.592814 ! Fit after self-cal, rms=0.724490Jy sigma=26.961602 ! 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=0.7793 mas, bmaj=1.995 mas, bpa=4.251 degrees ! Estimated noise=0.480733 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 = 0.211782 Jy ! Component: 100 - total flux cleaned = 0.259423 Jy ! Total flux subtracted in 100 components = 0.259423 Jy ! Clean residual min=-0.007222 max=0.016861 Jy/beam ! Clean residual mean=-0.000023 rms=0.001594 Jy/beam ! Combined flux in latest and established models = 0.259423 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.259423 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=0.047337Jy sigma=1.492891 ! Fit after self-cal, rms=0.047329Jy sigma=1.492704 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167048 Jy ! Component: 100 - total flux cleaned = 0.0235379 Jy ! Total flux subtracted in 100 components = 0.0235379 Jy ! Clean residual min=-0.006133 max=0.010265 Jy/beam ! Clean residual mean=-0.000012 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 0.282961 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.282961 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=0.041377Jy sigma=1.196659 ! Fit after self-cal, rms=0.041373Jy sigma=1.196571 ! Inverting map ! Added new window around map position (2.2, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00925306 Jy ! Component: 100 - total flux cleaned = 0.0128694 Jy ! Total flux subtracted in 100 components = 0.0128694 Jy ! Clean residual min=-0.005675 max=0.008771 Jy/beam ! Clean residual mean=-0.000007 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.295831 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.295831 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=0.039709Jy sigma=1.095734 ! Fit after self-cal, rms=0.039468Jy sigma=1.083739 ! Inverting map ! Added new window around map position (-2.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00702825 Jy ! Component: 100 - total flux cleaned = 0.00998639 Jy ! Total flux subtracted in 100 components = 0.00998639 Jy ! Clean residual min=-0.004864 max=0.005660 Jy/beam ! Clean residual mean=-0.000004 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 0.305817 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.305817 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=0.038364Jy sigma=1.019093 ! Fit after self-cal, rms=0.038295Jy sigma=1.015948 ! 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=1.021 mas, bmaj=2.289 mas, bpa=3.521 degrees ! Estimated noise=0.315217 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 = 0.000905694 Jy ! Component: 100 - total flux cleaned = 0.0012433 Jy ! Component: 150 - total flux cleaned = 0.00166567 Jy ! Component: 200 - total flux cleaned = 0.00203148 Jy ! Total flux subtracted in 200 components = 0.00203148 Jy ! Clean residual min=-0.006049 max=0.005743 Jy/beam ! Clean residual mean=-0.000009 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.307848 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 44 components and 0.307848 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=0.037966Jy sigma=0.998803 ! Fit after self-cal, rms=0.037947Jy sigma=0.998035 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.021 x 2.289 at 3.521 degrees (North through East) ! Clean map min=-0.0057131 max=0.27231 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.94 KP 0.98 ! LA 1.00 NL 1.01 OV 1.10 PT 0.92 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.04 KP 1.02 LA 1.02 ! MK 1.00 NL 1.00 OV 1.19 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.95 KP 0.99 ! LA 1.00 NL 0.99 OV 1.09 PT 0.93 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.05 KP 1.01 LA 1.04 ! MK 0.99 NL 1.00 OV 1.17 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.94 KP 0.98 ! LA 1.03 NL 1.00 OV 1.09 PT 0.93 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.05 KP 1.00 LA 1.04 ! MK 0.99 NL 1.03 OV 1.16 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.94 KP 0.99 ! LA 1.00 NL 1.01 OV 1.09 PT 0.92 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.05 KP 1.02 LA 1.03 ! MK 0.99 NL 1.02 OV 1.17 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.94 KP 0.99 ! LA 1.02 NL 0.99 OV 1.10 PT 0.93 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.03 KP 1.01 LA 1.02 ! MK 0.99 NL 1.02 OV 1.16 PT 0.90 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.96 KP 0.98 ! LA 1.01 NL 1.00 OV 1.11 PT 0.94 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.04 KP 1.01 LA 1.01 ! MK 1.01 NL 1.04 OV 1.16 PT 0.89 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.93 KP 1.00 ! LA 1.01 NL 1.02 OV 1.09 PT 0.93 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.04 KP 1.00 LA 1.01 ! MK 1.00 NL 1.04 OV 1.16 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.95 KP 0.99 ! LA 1.01 NL 1.01 OV 1.10 PT 0.93 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.04 KP 1.02 LA 1.01 ! MK 1.00 NL 1.02 OV 1.13 PT 0.90 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.037947Jy sigma=0.998035 ! Fit after self-cal, rms=0.032883Jy sigma=0.725285 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=2.289 mas, bpa=3.287 degrees ! Estimated noise=0.315509 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 = -0.00259621 Jy ! Component: 100 - total flux cleaned = -0.00333763 Jy ! Component: 150 - total flux cleaned = -0.00342785 Jy ! Component: 200 - total flux cleaned = -0.00354126 Jy ! Total flux subtracted in 200 components = -0.00354126 Jy ! Clean residual min=-0.002648 max=0.002047 Jy/beam ! Clean residual mean=-0.000002 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.304307 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.304307 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=0.032544Jy sigma=0.713231 ! Fit after self-cal, rms=0.032545Jy sigma=0.712857 ! 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=0.032545Jy sigma=0.712857 ! Fit after self-cal, rms=0.032576Jy sigma=0.709741 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=2.29 mas, bpa=3.252 degrees ! Estimated noise=0.315678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00134626 Jy ! Component: 100 - total flux cleaned = -0.00156022 Jy ! Component: 150 - total flux cleaned = -0.00166585 Jy ! Component: 200 - total flux cleaned = -0.00175852 Jy ! Total flux subtracted in 200 components = -0.00175852 Jy ! Clean residual min=-0.002396 max=0.001938 Jy/beam ! Clean residual mean=-0.000002 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.302549 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 0.302549 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=0.032419Jy sigma=0.704785 ! Fit after self-cal, rms=0.032417Jy sigma=0.704645 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 = -0.0001373 Jy ! Component: 100 - total flux cleaned = -0.000163466 Jy ! Component: 150 - total flux cleaned = -0.000209422 Jy ! Component: 200 - total flux cleaned = -0.000250573 Jy ! Total flux subtracted in 200 components = -0.000250573 Jy ! Clean residual min=-0.002255 max=0.001915 Jy/beam ! Clean residual mean=-0.000002 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.302298 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 71 components and 0.302298 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=0.032361Jy sigma=0.703150 ! Fit after self-cal, rms=0.032360Jy sigma=0.703052 ! 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=0.032360Jy sigma=0.703052 ! Fit after self-cal, rms=0.032400Jy sigma=0.700636 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=2.29 mas, bpa=3.237 degrees ! Estimated noise=0.315799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00101692 Jy ! Component: 100 - total flux cleaned = -0.00114407 Jy ! Component: 150 - total flux cleaned = -0.00119529 Jy ! Component: 200 - total flux cleaned = -0.00124231 Jy ! Total flux subtracted in 200 components = -0.00124231 Jy ! Clean residual min=-0.002109 max=0.001813 Jy/beam ! Clean residual mean=-0.000002 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.301056 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 73 components and 0.301056 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=0.032312Jy sigma=0.697752 ! Fit after self-cal, rms=0.032312Jy sigma=0.697695 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 = -5.41632e-05 Jy ! Component: 100 - total flux cleaned = -9.32126e-05 Jy ! Component: 150 - total flux cleaned = -9.27562e-05 Jy ! Component: 200 - total flux cleaned = -0.000109282 Jy ! Total flux subtracted in 200 components = -0.000109282 Jy ! Clean residual min=-0.002037 max=0.001798 Jy/beam ! Clean residual mean=-0.000002 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.300947 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 75 components and 0.300947 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=0.696796 ! Fit after self-cal, rms=0.032278Jy sigma=0.696729 ! 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=0.032278Jy sigma=0.696729 ! Fit after self-cal, rms=0.032320Jy sigma=0.695054 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.267 mas, bmaj=3.023 mas, bpa=7.391 degrees ! Estimated noise=0.381968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000867479 Jy ! Component: 100 - total flux cleaned = -0.00118227 Jy ! Component: 150 - total flux cleaned = -0.00140369 Jy ! Component: 200 - total flux cleaned = -0.00149161 Jy ! Total flux subtracted in 200 components = -0.00149161 Jy ! Clean residual min=-0.002348 max=0.002037 Jy/beam ! Clean residual mean=-0.000004 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.299455 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 89 components and 0.299455 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=0.032287Jy sigma=0.694800 ! Fit after self-cal, rms=0.032287Jy sigma=0.694584 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 = 4.62882e-06 Jy ! Component: 100 - total flux cleaned = -9.9183e-05 Jy ! Component: 150 - total flux cleaned = -0.000129956 Jy ! Component: 200 - total flux cleaned = -0.000171551 Jy ! Total flux subtracted in 200 components = -0.000171551 Jy ! Clean residual min=-0.002241 max=0.002038 Jy/beam ! Clean residual mean=-0.000004 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.299283 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 92 components and 0.299283 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=0.032280Jy sigma=0.695087 ! Fit after self-cal, rms=0.032280Jy sigma=0.695015 ! 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=1.022 mas, bmaj=2.29 mas, bpa=3.242 degrees ! Estimated noise=0.315921 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 2.29 at 3.242 degrees (North through East) ! Clean map min=-0.0018478 max=0.27341 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=0.7796 mas, bmaj=1.998 mas, bpa=3.971 degrees ! Estimated noise=0.482745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212667 Jy ! Component: 100 - total flux cleaned = 0.25998 Jy ! Component: 150 - total flux cleaned = 0.275967 Jy ! Component: 200 - total flux cleaned = 0.283554 Jy ! Total flux subtracted in 200 components = 0.283554 Jy ! Clean residual min=-0.003051 max=0.004069 Jy/beam ! Clean residual mean=-0.000006 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.283554 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.283554 Jy ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=2.29 mas, bpa=3.242 degrees ! Estimated noise=0.315921 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 = 0.00638699 Jy ! Component: 100 - total flux cleaned = 0.0102951 Jy ! Component: 150 - total flux cleaned = 0.0129076 Jy ! Component: 200 - total flux cleaned = 0.0146062 Jy ! Total flux subtracted in 200 components = 0.0146062 Jy ! Clean residual min=-0.002287 max=0.002185 Jy/beam ! Clean residual mean=-0.000003 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.29816 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.29816 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=2.267 mas, bmaj=3.023 mas, bpa=7.391 degrees ! Estimated noise=0.381968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125339 Jy ! Component: 100 - total flux cleaned = 0.00141494 Jy ! Component: 150 - total flux cleaned = 0.00144492 Jy ! Component: 200 - total flux cleaned = 0.00147092 Jy ! Total flux subtracted in 200 components = 0.00147092 Jy ! Clean residual min=-0.002266 max=0.002044 Jy/beam ! Clean residual mean=-0.000004 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.299631 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 = 1.93772e-06 Jy ! Component: 100 - total flux cleaned = -1.82245e-05 Jy ! Component: 150 - total flux cleaned = -3.59469e-05 Jy ! Component: 200 - total flux cleaned = -7.02787e-05 Jy ! Total flux subtracted in 200 components = -7.02787e-05 Jy ! Clean residual min=-0.002226 max=0.002009 Jy/beam ! Clean residual mean=-0.000004 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.299561 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.299561 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=2.29 mas, bpa=3.242 degrees ! Estimated noise=0.315921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.01885e-05 Jy ! Component: 100 - total flux cleaned = -8.01784e-05 Jy ! Component: 150 - total flux cleaned = -8.13748e-05 Jy ! Component: 200 - total flux cleaned = -8.06534e-05 Jy ! Total flux subtracted in 200 components = -8.06534e-05 Jy ! Clean residual min=-0.002180 max=0.001791 Jy/beam ! Clean residual mean=-0.000002 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.29948 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 0.29948 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=0.032402Jy sigma=0.701597 ! Fit after self-cal, rms=0.032404Jy sigma=0.701310 wmodel J1220+3808_X_map.mod ! Writing 47 model components to file: J1220+3808_X_map.mod wobs J1220+3808_X_uvs.fits ! Writing UV FITS file: J1220+3808_X_uvs.fits wwins J1220+3808_X_map.win ! wwins: Wrote 3 windows to J1220+3808_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 = -0.000499777 Jy ! Component: 100 - total flux cleaned = -0.000470967 Jy ! Component: 150 - total flux cleaned = -0.000357469 Jy ! Component: 200 - total flux cleaned = -0.000356581 Jy ! Component: 250 - total flux cleaned = -0.000356439 Jy ! Component: 300 - total flux cleaned = -0.000380829 Jy ! Component: 350 - total flux cleaned = -0.000426365 Jy ! Component: 400 - total flux cleaned = -0.000426678 Jy ! Component: 450 - total flux cleaned = -0.000405405 Jy ! Component: 500 - total flux cleaned = -0.000426035 Jy ! Component: 550 - total flux cleaned = -0.000505967 Jy ! Component: 600 - total flux cleaned = -0.00050607 Jy ! Component: 650 - total flux cleaned = -0.000563254 Jy ! Component: 700 - total flux cleaned = -0.000581888 Jy ! Component: 750 - total flux cleaned = -0.000636128 Jy ! Component: 800 - total flux cleaned = -0.000618637 Jy ! Component: 850 - total flux cleaned = -0.000601187 Jy ! Component: 900 - total flux cleaned = -0.000567623 Jy ! Component: 950 - total flux cleaned = -0.000567548 Jy ! Component: 1000 - total flux cleaned = -0.000486345 Jy ! Component: 1050 - total flux cleaned = -0.000502556 Jy ! Component: 1100 - total flux cleaned = -0.000455635 Jy ! Component: 1150 - total flux cleaned = -0.000409543 Jy ! Component: 1200 - total flux cleaned = -0.000379309 Jy ! Component: 1250 - total flux cleaned = -0.000319067 Jy ! Component: 1300 - total flux cleaned = -0.000230748 Jy ! Component: 1350 - total flux cleaned = -0.000187652 Jy ! Component: 1400 - total flux cleaned = -0.000144105 Jy ! Component: 1450 - total flux cleaned = -5.88833e-05 Jy ! Component: 1500 - total flux cleaned = -3.02405e-06 Jy ! Component: 1550 - total flux cleaned = -3.04483e-06 Jy ! Component: 1600 - total flux cleaned = 0.000119644 Jy ! Component: 1650 - total flux cleaned = 6.57167e-05 Jy ! Component: 1700 - total flux cleaned = 0.000145843 Jy ! Component: 1750 - total flux cleaned = 0.000198514 Jy ! Component: 1800 - total flux cleaned = 0.000198504 Jy ! Component: 1850 - total flux cleaned = 0.000263072 Jy ! Component: 1900 - total flux cleaned = 0.000275862 Jy ! Component: 1950 - total flux cleaned = 0.000301259 Jy ! Component: 2000 - total flux cleaned = 0.00037652 Jy ! Component: 2050 - total flux cleaned = 0.000425995 Jy ! Component: 2100 - total flux cleaned = 0.000426029 Jy ! Component: 2150 - total flux cleaned = 0.000474416 Jy ! Component: 2200 - total flux cleaned = 0.000522427 Jy ! Component: 2250 - total flux cleaned = 0.000558071 Jy ! Component: 2300 - total flux cleaned = 0.000593329 Jy ! Component: 2350 - total flux cleaned = 0.000616614 Jy ! Component: 2400 - total flux cleaned = 0.000628225 Jy ! Component: 2450 - total flux cleaned = 0.00063967 Jy ! Component: 2500 - total flux cleaned = 0.000662409 Jy ! Component: 2550 - total flux cleaned = 0.000684839 Jy ! Component: 2600 - total flux cleaned = 0.000640124 Jy ! Component: 2650 - total flux cleaned = 0.000640249 Jy ! Component: 2700 - total flux cleaned = 0.00068445 Jy ! Component: 2750 - total flux cleaned = 0.000695275 Jy ! Component: 2800 - total flux cleaned = 0.000706008 Jy ! Component: 2850 - total flux cleaned = 0.000695245 Jy ! Component: 2900 - total flux cleaned = 0.00072729 Jy ! Component: 2950 - total flux cleaned = 0.00072725 Jy ! Component: 3000 - total flux cleaned = 0.000706235 Jy ! Component: 3050 - total flux cleaned = 0.000706362 Jy ! Component: 3100 - total flux cleaned = 0.000747787 Jy ! Component: 3150 - total flux cleaned = 0.000737492 Jy ! Component: 3200 - total flux cleaned = 0.000706815 Jy ! Component: 3250 - total flux cleaned = 0.000676421 Jy ! Component: 3300 - total flux cleaned = 0.000676461 Jy ! Component: 3350 - total flux cleaned = 0.00069654 Jy ! Component: 3400 - total flux cleaned = 0.000666714 Jy ! Component: 3450 - total flux cleaned = 0.000656851 Jy ! Component: 3500 - total flux cleaned = 0.000686246 Jy ! Component: 3550 - total flux cleaned = 0.000666584 Jy ! Component: 3600 - total flux cleaned = 0.000627852 Jy ! Component: 3650 - total flux cleaned = 0.000608544 Jy ! Component: 3700 - total flux cleaned = 0.000627681 Jy ! Component: 3750 - total flux cleaned = 0.000580194 Jy ! Component: 3800 - total flux cleaned = 0.00058972 Jy ! Component: 3850 - total flux cleaned = 0.000533379 Jy ! Component: 3900 - total flux cleaned = 0.000524123 Jy ! Component: 3950 - total flux cleaned = 0.000514798 Jy ! Component: 4000 - total flux cleaned = 0.000477908 Jy ! Component: 4050 - total flux cleaned = 0.000450454 Jy ! Total flux subtracted in 4096 components = 0.000459595 Jy ! Clean residual min=-0.000520 max=0.000560 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.29994 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 355 components and 0.29994 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1220+3808_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 2.29 at 3.242 degrees (North through East) ! Clean map min=-0.0014206 max=0.27381 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1220+3808_X_map.fits wmodel /vlbi/sb072/temp_maps//J1220+3808_X_map.mod ! Writing 355 model components to file: /vlbi/sb072/temp_maps//J1220+3808_X_map.mod wobs /vlbi/sb072/temp_maps//J1220+3808_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1220+3808_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1220+3808_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1220+3808_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.273808 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000164016 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.179705 0.179705 0.35941 0.71882 1.43764 2.87528 5.75056 11.5011 23.0023 46.0045 92.009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.273 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1669.4 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1220+3808_X_dfm.log closed on Tue Mar 5 23:08:34 2019