! Started logfile: /vlbi/sb072/temp_maps//J1746+5341_C_dfm.log on Fri Jan 25 19:42:38 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1746+5341_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1746+5341_C_uva.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1746+5341 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2520 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1746+5341_C] 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 0.300x0.300 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=1.002297Jy sigma=42.294674 ! Fit after self-cal, rms=0.935672Jy sigma=39.529402 ! 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=1.237 mas, bmaj=4.886 mas, bpa=-25.28 degrees ! Estimated noise=0.512326 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 = 0.0480962 Jy ! Component: 100 - total flux cleaned = 0.0615424 Jy ! Total flux subtracted in 100 components = 0.0615424 Jy ! Clean residual min=-0.003782 max=0.006011 Jy/beam ! Clean residual mean=-0.000000 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.0615424 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0615424 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=0.026290Jy sigma=0.898117 ! Fit after self-cal, rms=0.026261Jy sigma=0.896805 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00678003 Jy ! Component: 100 - total flux cleaned = 0.010155 Jy ! Total flux subtracted in 100 components = 0.010155 Jy ! Clean residual min=-0.003439 max=0.003550 Jy/beam ! Clean residual mean=0.000002 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.0716973 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.0716973 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=0.024421Jy sigma=0.822085 ! Fit after self-cal, rms=0.024401Jy sigma=0.821486 ! 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=1.613 mas, bmaj=4.989 mas, bpa=-25.38 degrees ! Estimated noise=0.35242 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 = 0.00227604 Jy ! Component: 100 - total flux cleaned = 0.00330332 Jy ! Component: 150 - total flux cleaned = 0.00339135 Jy ! Component: 200 - total flux cleaned = 0.00346311 Jy ! Total flux subtracted in 200 components = 0.00346311 Jy ! Clean residual min=-0.003300 max=0.003371 Jy/beam ! Clean residual mean=0.000007 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.0751604 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.0751604 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=0.024087Jy sigma=0.811780 ! Fit after self-cal, rms=0.024079Jy sigma=0.811577 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.613 x 4.989 at -25.38 degrees (North through East) ! Clean map min=-0.0030944 max=0.062637 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 1.11 KP 1.10 ! LA 1.12 MK 1.15 NL 1.14 OV 1.21 ! PT 1.02 SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.05 HN 1.06 KP 1.04 ! LA 1.18 MK 1.13 NL 1.15 OV 1.13 ! PT 0.98 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 0.97 HN 1.00 KP 0.95 ! LA 1.14 MK 1.09 NL 1.05 OV 1.08 ! PT 1.26 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.95 KP 0.97 ! LA 0.95 MK 1.02 NL 1.08 OV 1.04 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.89 HN 0.91 KP 0.91 ! LA 1.14 MK 0.94 NL 0.94 OV 1.01 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.88 HN 0.90 KP 0.89 ! LA 1.13 MK 0.93 NL 0.89 OV 0.95 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.89 HN 0.88 KP 0.89 ! LA 1.16 MK 0.88 NL 0.96 OV 0.94 ! PT 0.84 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.91 HN 0.92 KP 0.89 ! LA 1.16 MK 0.90 NL 0.90 OV 0.95 ! PT 0.84 SC 0.94 ! ! ! Fit before self-cal, rms=0.024079Jy sigma=0.811577 ! Fit after self-cal, rms=0.020975Jy sigma=0.658337 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.602 mas, bmaj=4.945 mas, bpa=-25.66 degrees ! Estimated noise=0.350632 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 = 4.08896e-05 Jy ! Component: 100 - total flux cleaned = 7.73178e-05 Jy ! Component: 150 - total flux cleaned = 0.000122754 Jy ! Component: 200 - total flux cleaned = 0.000148623 Jy ! Total flux subtracted in 200 components = 0.000148623 Jy ! Clean residual min=-0.001031 max=0.000983 Jy/beam ! Clean residual mean=0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.075309 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.075309 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=0.020944Jy sigma=0.657175 ! Fit after self-cal, rms=0.020951Jy sigma=0.656903 ! 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=0.020951Jy sigma=0.656903 ! Fit after self-cal, rms=0.020941Jy sigma=0.656748 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.601 mas, bmaj=4.939 mas, bpa=-25.67 degrees ! Estimated noise=0.350932 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.98534e-06 Jy ! Component: 100 - total flux cleaned = 2.01209e-05 Jy ! Component: 150 - total flux cleaned = 4.08002e-05 Jy ! Component: 200 - total flux cleaned = 4.93891e-05 Jy ! Total flux subtracted in 200 components = 4.93891e-05 Jy ! Clean residual min=-0.001030 max=0.000972 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0753584 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.0753584 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=0.020926Jy sigma=0.656293 ! Fit after self-cal, rms=0.020925Jy sigma=0.656263 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.35911e-06 Jy ! Component: 100 - total flux cleaned = -7.46763e-06 Jy ! Component: 150 - total flux cleaned = -7.09528e-06 Jy ! Component: 200 - total flux cleaned = -1.06504e-06 Jy ! Total flux subtracted in 200 components = -1.06504e-06 Jy ! Clean residual min=-0.001021 max=0.000966 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0753573 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 44 components and 0.0753573 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=0.020918Jy sigma=0.656122 ! Fit after self-cal, rms=0.020918Jy sigma=0.656106 ! 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=0.020918Jy sigma=0.656106 ! Fit after self-cal, rms=0.020889Jy sigma=0.655977 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.6 mas, bmaj=4.935 mas, bpa=-25.68 degrees ! Estimated noise=0.350893 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000118219 Jy ! Component: 100 - total flux cleaned = -9.72633e-05 Jy ! Component: 150 - total flux cleaned = -6.68116e-05 Jy ! Component: 200 - total flux cleaned = -5.60066e-05 Jy ! Total flux subtracted in 200 components = -5.60066e-05 Jy ! Clean residual min=-0.001022 max=0.000958 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0753013 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.0753013 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=0.020883Jy sigma=0.655783 ! Fit after self-cal, rms=0.020882Jy sigma=0.655774 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 = -1.44605e-06 Jy ! Component: 100 - total flux cleaned = -1.55309e-06 Jy ! Component: 150 - total flux cleaned = -5.99511e-06 Jy ! Component: 200 - total flux cleaned = -5.89868e-06 Jy ! Total flux subtracted in 200 components = -5.89868e-06 Jy ! Clean residual min=-0.001021 max=0.000954 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0752954 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.0752954 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=0.020880Jy sigma=0.655698 ! Fit after self-cal, rms=0.020880Jy sigma=0.655693 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.020880Jy sigma=0.655693 ! Fit after self-cal, rms=0.020852Jy sigma=0.655612 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.538 mas, bmaj=5.314 mas, bpa=-30.51 degrees ! Estimated noise=0.436203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000144286 Jy ! Component: 100 - total flux cleaned = -0.000144367 Jy ! Component: 150 - total flux cleaned = -0.000134926 Jy ! Component: 200 - total flux cleaned = -0.000131258 Jy ! Total flux subtracted in 200 components = -0.000131258 Jy ! Clean residual min=-0.001216 max=0.000921 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0751642 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.0751642 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=0.020851Jy sigma=0.655614 ! Fit after self-cal, rms=0.020851Jy sigma=0.655603 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 = -1.56534e-05 Jy ! Component: 100 - total flux cleaned = -3.19675e-06 Jy ! Component: 150 - total flux cleaned = 7.21773e-06 Jy ! Component: 200 - total flux cleaned = 4.87763e-06 Jy ! Total flux subtracted in 200 components = 4.87763e-06 Jy ! Clean residual min=-0.001214 max=0.000920 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.075169 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 79 components and 0.075169 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=0.020853Jy sigma=0.655661 ! Fit after self-cal, rms=0.020853Jy sigma=0.655655 ! 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=1.598 mas, bmaj=4.934 mas, bpa=-25.69 degrees ! Estimated noise=0.350762 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.598 x 4.934 at -25.69 degrees (North through East) ! Clean map min=-0.00096601 max=0.062495 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=1.227 mas, bmaj=4.816 mas, bpa=-25.51 degrees ! Estimated noise=0.502701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.047144 Jy ! Component: 100 - total flux cleaned = 0.0605812 Jy ! Component: 150 - total flux cleaned = 0.0671633 Jy ! Component: 200 - total flux cleaned = 0.0705985 Jy ! Total flux subtracted in 200 components = 0.0705985 Jy ! Clean residual min=-0.001698 max=0.001725 Jy/beam ! Clean residual mean=-0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0705985 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0705985 Jy ! Inverting map and beam ! Estimated beam: bmin=1.598 mas, bmaj=4.934 mas, bpa=-25.69 degrees ! Estimated noise=0.350762 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 = 0.00200493 Jy ! Component: 100 - total flux cleaned = 0.00309736 Jy ! Component: 150 - total flux cleaned = 0.00344618 Jy ! Component: 200 - total flux cleaned = 0.00369581 Jy ! Total flux subtracted in 200 components = 0.00369581 Jy ! Clean residual min=-0.001057 max=0.000941 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0742943 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.0742943 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.538 mas, bmaj=5.314 mas, bpa=-30.51 degrees ! Estimated noise=0.436203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000487991 Jy ! Component: 100 - total flux cleaned = 0.000565412 Jy ! Component: 150 - total flux cleaned = 0.000594023 Jy ! Component: 200 - total flux cleaned = 0.000618857 Jy ! Total flux subtracted in 200 components = 0.000618857 Jy ! Clean residual min=-0.001242 max=0.000941 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0749132 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 = 2.20203e-05 Jy ! Component: 100 - total flux cleaned = 3.71252e-05 Jy ! Component: 150 - total flux cleaned = 5.09285e-05 Jy ! Component: 200 - total flux cleaned = 6.7931e-05 Jy ! Total flux subtracted in 200 components = 6.7931e-05 Jy ! Clean residual min=-0.001235 max=0.000934 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0749811 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 53 components and 0.0749811 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.598 mas, bmaj=4.934 mas, bpa=-25.69 degrees ! Estimated noise=0.350762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.00179e-05 Jy ! Component: 100 - total flux cleaned = 7.82274e-05 Jy ! Component: 150 - total flux cleaned = 7.84752e-05 Jy ! Component: 200 - total flux cleaned = 7.01663e-05 Jy ! Total flux subtracted in 200 components = 7.01663e-05 Jy ! Clean residual min=-0.001001 max=0.000921 Jy/beam ! Clean residual mean=0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0750513 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.0750513 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=0.020869Jy sigma=0.656170 ! Fit after self-cal, rms=0.020868Jy sigma=0.656079 wmodel J1746+5341_C_map.mod ! Writing 64 model components to file: J1746+5341_C_map.mod wobs J1746+5341_C_uvs.fits ! Writing UV FITS file: J1746+5341_C_uvs.fits wwins J1746+5341_C_map.win ! wwins: Wrote 1 windows to J1746+5341_C_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 = -0.000200439 Jy ! Component: 100 - total flux cleaned = -0.000263398 Jy ! Component: 150 - total flux cleaned = -0.000353025 Jy ! Component: 200 - total flux cleaned = -0.000440059 Jy ! Component: 250 - total flux cleaned = -0.000482474 Jy ! Component: 300 - total flux cleaned = -0.000509841 Jy ! Component: 350 - total flux cleaned = -0.000509674 Jy ! Component: 400 - total flux cleaned = -0.000536022 Jy ! Component: 450 - total flux cleaned = -0.000587533 Jy ! Component: 500 - total flux cleaned = -0.00061264 Jy ! Component: 550 - total flux cleaned = -0.000625027 Jy ! Component: 600 - total flux cleaned = -0.000661651 Jy ! Component: 650 - total flux cleaned = -0.000649603 Jy ! Component: 700 - total flux cleaned = -0.000697381 Jy ! Component: 750 - total flux cleaned = -0.000720719 Jy ! Component: 800 - total flux cleaned = -0.000732451 Jy ! Component: 850 - total flux cleaned = -0.000766892 Jy ! Component: 900 - total flux cleaned = -0.0008008 Jy ! Component: 950 - total flux cleaned = -0.000811915 Jy ! Component: 1000 - total flux cleaned = -0.000856096 Jy ! Component: 1050 - total flux cleaned = -0.000845171 Jy ! Component: 1100 - total flux cleaned = -0.000877737 Jy ! Component: 1150 - total flux cleaned = -0.00092051 Jy ! Component: 1200 - total flux cleaned = -0.000962599 Jy ! Component: 1250 - total flux cleaned = -0.000952154 Jy ! Component: 1300 - total flux cleaned = -0.000952095 Jy ! Component: 1350 - total flux cleaned = -0.000962329 Jy ! Component: 1400 - total flux cleaned = -0.000952068 Jy ! Component: 1450 - total flux cleaned = -0.000972189 Jy ! Component: 1500 - total flux cleaned = -0.000962389 Jy ! Component: 1550 - total flux cleaned = -0.00101166 Jy ! Component: 1600 - total flux cleaned = -0.000982403 Jy ! Component: 1650 - total flux cleaned = -0.000992112 Jy ! Component: 1700 - total flux cleaned = -0.00102087 Jy ! Component: 1750 - total flux cleaned = -0.00103975 Jy ! Component: 1800 - total flux cleaned = -0.00105837 Jy ! Component: 1850 - total flux cleaned = -0.00107696 Jy ! Component: 1900 - total flux cleaned = -0.00108621 Jy ! Component: 1950 - total flux cleaned = -0.00106787 Jy ! Component: 2000 - total flux cleaned = -0.00112248 Jy ! Component: 2050 - total flux cleaned = -0.00114968 Jy ! Component: 2100 - total flux cleaned = -0.0011764 Jy ! Component: 2150 - total flux cleaned = -0.00115881 Jy ! Component: 2200 - total flux cleaned = -0.0011942 Jy ! Component: 2250 - total flux cleaned = -0.00124671 Jy ! Component: 2300 - total flux cleaned = -0.00126409 Jy ! Component: 2350 - total flux cleaned = -0.00125548 Jy ! Component: 2400 - total flux cleaned = -0.00126406 Jy ! Component: 2450 - total flux cleaned = -0.00128107 Jy ! Component: 2500 - total flux cleaned = -0.00127266 Jy ! Component: 2550 - total flux cleaned = -0.00122244 Jy ! Component: 2600 - total flux cleaned = -0.00125577 Jy ! Component: 2650 - total flux cleaned = -0.00125573 Jy ! Component: 2700 - total flux cleaned = -0.00128047 Jy ! Component: 2750 - total flux cleaned = -0.00127233 Jy ! Component: 2800 - total flux cleaned = -0.00127233 Jy ! Component: 2850 - total flux cleaned = -0.00126438 Jy ! Component: 2900 - total flux cleaned = -0.00126443 Jy ! Component: 2950 - total flux cleaned = -0.00130417 Jy ! Component: 3000 - total flux cleaned = -0.00128834 Jy ! Component: 3050 - total flux cleaned = -0.00127255 Jy ! Component: 3100 - total flux cleaned = -0.00127253 Jy ! Component: 3150 - total flux cleaned = -0.00129572 Jy ! Component: 3200 - total flux cleaned = -0.00129563 Jy ! Component: 3250 - total flux cleaned = -0.0012727 Jy ! Component: 3300 - total flux cleaned = -0.00127272 Jy ! Component: 3350 - total flux cleaned = -0.00127273 Jy ! Component: 3400 - total flux cleaned = -0.0012878 Jy ! Component: 3450 - total flux cleaned = -0.00128043 Jy ! Component: 3500 - total flux cleaned = -0.00132489 Jy ! Component: 3550 - total flux cleaned = -0.0013027 Jy ! Component: 3600 - total flux cleaned = -0.00132472 Jy ! Component: 3650 - total flux cleaned = -0.00129543 Jy ! Component: 3700 - total flux cleaned = -0.00130995 Jy ! Component: 3750 - total flux cleaned = -0.00129552 Jy ! Component: 3800 - total flux cleaned = -0.00134585 Jy ! Component: 3850 - total flux cleaned = -0.00134581 Jy ! Component: 3900 - total flux cleaned = -0.00132442 Jy ! Component: 3950 - total flux cleaned = -0.00133853 Jy ! Component: 4000 - total flux cleaned = -0.00134558 Jy ! Component: 4050 - total flux cleaned = -0.0013526 Jy ! Total flux subtracted in 4096 components = -0.00136651 Jy ! Clean residual min=-0.000400 max=0.000379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0736848 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 368 components and 0.0736848 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1746+5341_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.598 x 4.934 at -25.69 degrees (North through East) ! Clean map min=-0.00071847 max=0.062489 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1746+5341_C_map.fits wmodel /vlbi/sb072/temp_maps//J1746+5341_C_map.mod ! Writing 368 model components to file: /vlbi/sb072/temp_maps//J1746+5341_C_map.mod wobs /vlbi/sb072/temp_maps//J1746+5341_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1746+5341_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1746+5341_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1746+5341_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0624893 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126457 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.607095 0.607095 1.21419 2.42838 4.85676 9.71352 19.427 38.8541 77.7082 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.062 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 494.156 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1746+5341_C_dfm.log closed on Fri Jan 25 19:42:42 2019