! Started logfile: /vlbi/sb072/temp_maps//J0456-1635_X_dfm.log on Fri Jan 25 19:16:25 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//J0456-1635_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0456-1635_X_uvm.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0456-1635 ! ! 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 14904 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 J0456-1635_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=1.000857Jy sigma=33.151491 ! Fit after self-cal, rms=0.991170Jy sigma=32.852210 ! 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=0.683 mas, bmaj=1.892 mas, bpa=-7.116 degrees ! Estimated noise=0.387116 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 = 0.00670142 Jy ! Component: 100 - total flux cleaned = 0.00835003 Jy ! Total flux subtracted in 100 components = 0.00835003 Jy ! Clean residual min=-0.001377 max=0.001337 Jy/beam ! Clean residual mean=-0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.00835003 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.00835003 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=0.024396Jy sigma=0.733972 ! Fit after self-cal, rms=0.022855Jy sigma=0.679806 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408485 Jy ! Component: 100 - total flux cleaned = 0.00525247 Jy ! Total flux subtracted in 100 components = 0.00525247 Jy ! Clean residual min=-0.001334 max=0.001222 Jy/beam ! Clean residual mean=-0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0136025 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0136025 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=0.022178Jy sigma=0.660212 ! Fit after self-cal, rms=0.022176Jy sigma=0.660135 ! 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=0.9126 mas, bmaj=2.307 mas, bpa=-5.507 degrees ! Estimated noise=0.178792 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 = -0.00027774 Jy ! Component: 100 - total flux cleaned = -0.000344257 Jy ! Component: 150 - total flux cleaned = -0.000409656 Jy ! Component: 200 - total flux cleaned = -0.00043098 Jy ! Total flux subtracted in 200 components = -0.00043098 Jy ! Clean residual min=-0.000825 max=0.000813 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0131715 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.0131715 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=0.022150Jy sigma=0.659569 ! Fit after self-cal, rms=0.022132Jy sigma=0.659349 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9126 x 2.307 at -5.507 degrees (North through East) ! Clean map min=-0.0011581 max=0.013501 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.89 KP 0.88 ! LA 1.05 MK 0.94 NL 1.07 OV 0.83 ! PT 1.04 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.29 HN 0.84 KP 0.95 ! LA 1.26 MK 1.29 OV 1.07 PT 1.17 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.93 HN 0.81 KP 0.96 ! LA 1.01 MK 0.87 NL 1.20 OV 0.97 ! PT 0.80 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.21 HN 0.80 KP 1.27 ! LA 0.96 MK 1.33 OV 1.05 PT 1.09 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.94 HN 0.81 KP 0.97 ! LA 0.84 MK 0.93 NL 1.00 OV 0.96 ! PT 0.89 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.03 HN 0.75 KP 1.17 ! LA 1.21 MK 1.17 OV 1.06 PT 1.17 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.85 KP 0.98 ! LA 1.02 MK 1.03 NL 1.16 OV 0.88 ! PT 1.01 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.20 HN 0.64 KP 1.28 ! LA 1.32 MK 1.06 OV 0.97 PT 1.21 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.83 HN 0.91 KP 0.94 ! LA 1.08 MK 0.91 NL 1.10 OV 0.93 ! PT 0.98 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.06 HN 0.77 KP 1.08 ! LA 1.05 MK 1.29 OV 1.00 PT 1.01 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.86 HN 0.92 KP 0.91 ! LA 1.13 MK 0.97 NL 1.17 OV 1.02 ! PT 0.94 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00 HN 0.63 KP 1.23 ! LA 1.05 MK 1.18 OV 1.15 PT 1.06 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.09 HN 0.78 KP 1.18 ! LA 0.88 MK 0.92 NL 1.39 OV 0.91 ! PT 0.86 SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.14 HN 0.69 KP 1.03 ! LA 1.13 MK 1.08 OV 0.90 PT 1.13 ! SC 1.13 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 0.81 KP 0.94 ! LA 1.00 MK 0.88 NL 1.18 OV 0.90 ! PT 0.94 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.19 HN 0.56 KP 1.24 ! LA 0.97 MK 1.16 OV 1.13 PT 0.96 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.022132Jy sigma=0.659349 ! Fit after self-cal, rms=0.020721Jy sigma=0.652881 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9087 mas, bmaj=2.313 mas, bpa=-5.775 degrees ! Estimated noise=0.176966 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 = 0.000122326 Jy ! Component: 100 - total flux cleaned = 0.000126039 Jy ! Component: 150 - total flux cleaned = 0.00012942 Jy ! Component: 200 - total flux cleaned = 0.000129439 Jy ! Total flux subtracted in 200 components = 0.000129439 Jy ! Clean residual min=-0.000469 max=0.000482 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.013301 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 20 components and 0.013301 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=0.020719Jy sigma=0.652830 ! Fit after self-cal, rms=0.020769Jy sigma=0.651196 ! 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=0.020769Jy sigma=0.651196 ! Fit after self-cal, rms=0.021041Jy sigma=0.650523 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9043 mas, bmaj=2.319 mas, bpa=-6.064 degrees ! Estimated noise=0.17779 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.10228e-05 Jy ! Component: 100 - total flux cleaned = 9.09897e-05 Jy ! Component: 150 - total flux cleaned = 9.11248e-05 Jy ! Component: 200 - total flux cleaned = 9.38198e-05 Jy ! Total flux subtracted in 200 components = 9.38198e-05 Jy ! Clean residual min=-0.000464 max=0.000495 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0133948 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.0133948 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=0.021040Jy sigma=0.650488 ! Fit after self-cal, rms=0.021089Jy sigma=0.649966 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 = -0.000105165 Jy ! Component: 100 - total flux cleaned = -0.00010509 Jy ! Component: 150 - total flux cleaned = -0.000105153 Jy ! Component: 200 - total flux cleaned = -0.000105115 Jy ! Total flux subtracted in 200 components = -0.000105115 Jy ! Clean residual min=-0.000474 max=0.000482 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0132897 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.0132897 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=0.021087Jy sigma=0.649936 ! Fit after self-cal, rms=0.021090Jy sigma=0.649911 ! 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=0.021090Jy sigma=0.649911 ! Fit after self-cal, rms=0.021477Jy sigma=0.649729 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9031 mas, bmaj=2.322 mas, bpa=-6.22 degrees ! Estimated noise=0.179238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000157251 Jy ! Component: 100 - total flux cleaned = 0.000199437 Jy ! Component: 150 - total flux cleaned = 0.000210908 Jy ! Component: 200 - total flux cleaned = 0.00022124 Jy ! Total flux subtracted in 200 components = 0.00022124 Jy ! Clean residual min=-0.000477 max=0.000475 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0135109 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.0135109 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=0.021476Jy sigma=0.649685 ! Fit after self-cal, rms=0.021523Jy sigma=0.649467 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 = -6.00505e-05 Jy ! Component: 100 - total flux cleaned = -5.73745e-05 Jy ! Component: 150 - total flux cleaned = -5.48125e-05 Jy ! Component: 200 - total flux cleaned = -5.23386e-05 Jy ! Total flux subtracted in 200 components = -5.23386e-05 Jy ! Clean residual min=-0.000472 max=0.000488 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0134586 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.0134586 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=0.021522Jy sigma=0.649447 ! Fit after self-cal, rms=0.021523Jy sigma=0.649443 ! 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=0.021523Jy sigma=0.649443 ! Fit after self-cal, rms=0.021897Jy sigma=0.649334 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.08 mas, bmaj=4.085 mas, bpa=-4.648 degrees ! Estimated noise=0.243901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230807 Jy ! Component: 100 - total flux cleaned = 0.000267141 Jy ! Component: 150 - total flux cleaned = 0.000271124 Jy ! Component: 200 - total flux cleaned = 0.000271111 Jy ! Total flux subtracted in 200 components = 0.000271111 Jy ! Clean residual min=-0.000615 max=0.000579 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0137297 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.0137297 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=0.021897Jy sigma=0.649331 ! Fit after self-cal, rms=0.021933Jy sigma=0.649221 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 = -6.50971e-05 Jy ! Component: 100 - total flux cleaned = -6.55464e-05 Jy ! Component: 150 - total flux cleaned = -6.32097e-05 Jy ! Component: 200 - total flux cleaned = -6.30986e-05 Jy ! Total flux subtracted in 200 components = -6.30986e-05 Jy ! Clean residual min=-0.000623 max=0.000582 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0136666 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.0136666 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=0.021932Jy sigma=0.649228 ! Fit after self-cal, rms=0.021934Jy sigma=0.649198 ! 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=0.9008 mas, bmaj=2.324 mas, bpa=-6.361 degrees ! Estimated noise=0.180456 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9008 x 2.324 at -6.361 degrees (North through East) ! Clean map min=-0.00082875 max=0.013333 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=0.6844 mas, bmaj=1.924 mas, bpa=-8.137 degrees ! Estimated noise=0.388619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101743 Jy ! Component: 100 - total flux cleaned = 0.0127274 Jy ! Component: 150 - total flux cleaned = 0.0132128 Jy ! Component: 200 - total flux cleaned = 0.0133812 Jy ! Total flux subtracted in 200 components = 0.0133812 Jy ! Clean residual min=-0.001184 max=0.001075 Jy/beam ! Clean residual mean=0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0133812 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 0.0133812 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9008 mas, bmaj=2.324 mas, bpa=-6.361 degrees ! Estimated noise=0.180456 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 = 9.61811e-05 Jy ! Component: 100 - total flux cleaned = 0.000178611 Jy ! Component: 150 - total flux cleaned = 0.000245598 Jy ! Component: 200 - total flux cleaned = 0.000282995 Jy ! Total flux subtracted in 200 components = 0.000282995 Jy ! Clean residual min=-0.000487 max=0.000473 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0136642 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 22 components and 0.0136642 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=2.08 mas, bmaj=4.085 mas, bpa=-4.648 degrees ! Estimated noise=0.243901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.91169e-05 Jy ! Component: 100 - total flux cleaned = 1.86888e-05 Jy ! Component: 150 - total flux cleaned = 1.84727e-05 Jy ! Component: 200 - total flux cleaned = 2.09577e-05 Jy ! Total flux subtracted in 200 components = 2.09577e-05 Jy ! Clean residual min=-0.000629 max=0.000569 Jy/beam ! Clean residual mean=0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0136851 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.75777e-08 Jy ! Component: 100 - total flux cleaned = -1.77152e-06 Jy ! Component: 150 - total flux cleaned = -1.72717e-06 Jy ! Component: 200 - total flux cleaned = -1.8233e-06 Jy ! Total flux subtracted in 200 components = -1.8233e-06 Jy ! Clean residual min=-0.000627 max=0.000574 Jy/beam ! Clean residual mean=0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0136833 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.0136833 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9008 mas, bmaj=2.324 mas, bpa=-6.361 degrees ! Estimated noise=0.180456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.58166e-05 Jy ! Component: 100 - total flux cleaned = 2.6021e-05 Jy ! Component: 150 - total flux cleaned = 3.07391e-05 Jy ! Component: 200 - total flux cleaned = 3.48224e-05 Jy ! Total flux subtracted in 200 components = 3.48224e-05 Jy ! Clean residual min=-0.000478 max=0.000469 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0137181 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.0137181 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=0.021935Jy sigma=0.649284 ! Fit after self-cal, rms=0.021926Jy sigma=0.649246 wmodel J0456-1635_X_map.mod ! Writing 33 model components to file: J0456-1635_X_map.mod wobs J0456-1635_X_uvs.fits ! Writing UV FITS file: J0456-1635_X_uvs.fits wwins J0456-1635_X_map.win ! wwins: Wrote 1 windows to J0456-1635_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 = -2.76264e-05 Jy ! Component: 100 - total flux cleaned = -7.04247e-05 Jy ! Component: 150 - total flux cleaned = -0.00011105 Jy ! Component: 200 - total flux cleaned = -0.000158075 Jy ! Component: 250 - total flux cleaned = -0.000211429 Jy ! Component: 300 - total flux cleaned = -0.000241182 Jy ! Component: 350 - total flux cleaned = -0.00029209 Jy ! Component: 400 - total flux cleaned = -0.000334716 Jy ! Component: 450 - total flux cleaned = -0.000376384 Jy ! Component: 500 - total flux cleaned = -0.000396806 Jy ! Component: 550 - total flux cleaned = -0.000423462 Jy ! Component: 600 - total flux cleaned = -0.000436551 Jy ! Component: 650 - total flux cleaned = -0.000462299 Jy ! Component: 700 - total flux cleaned = -0.00048123 Jy ! Component: 750 - total flux cleaned = -0.000506024 Jy ! Component: 800 - total flux cleaned = -0.000512062 Jy ! Component: 850 - total flux cleaned = -0.000536134 Jy ! Component: 900 - total flux cleaned = -0.000553964 Jy ! Component: 950 - total flux cleaned = -0.000577253 Jy ! Component: 1000 - total flux cleaned = -0.00057726 Jy ! Component: 1050 - total flux cleaned = -0.000583028 Jy ! Component: 1100 - total flux cleaned = -0.000594273 Jy ! Component: 1150 - total flux cleaned = -0.000599755 Jy ! Component: 1200 - total flux cleaned = -0.000599615 Jy ! Component: 1250 - total flux cleaned = -0.000588832 Jy ! Component: 1300 - total flux cleaned = -0.000588833 Jy ! Component: 1350 - total flux cleaned = -0.000599389 Jy ! Component: 1400 - total flux cleaned = -0.00059416 Jy ! Component: 1450 - total flux cleaned = -0.0005993 Jy ! Component: 1500 - total flux cleaned = -0.000584149 Jy ! Component: 1550 - total flux cleaned = -0.0005942 Jy ! Component: 1600 - total flux cleaned = -0.000589227 Jy ! Component: 1650 - total flux cleaned = -0.000589236 Jy ! Component: 1700 - total flux cleaned = -0.000579407 Jy ! Component: 1750 - total flux cleaned = -0.000574553 Jy ! Component: 1800 - total flux cleaned = -0.000579249 Jy ! Component: 1850 - total flux cleaned = -0.000583851 Jy ! Component: 1900 - total flux cleaned = -0.000555785 Jy ! Component: 1950 - total flux cleaned = -0.000555798 Jy ! Component: 2000 - total flux cleaned = -0.000555838 Jy ! Component: 2050 - total flux cleaned = -0.000546758 Jy ! Component: 2100 - total flux cleaned = -0.000560297 Jy ! Component: 2150 - total flux cleaned = -0.000587082 Jy ! Component: 2200 - total flux cleaned = -0.000564909 Jy ! Component: 2250 - total flux cleaned = -0.000600124 Jy ! Component: 2300 - total flux cleaned = -0.000595737 Jy ! Component: 2350 - total flux cleaned = -0.000621742 Jy ! Component: 2400 - total flux cleaned = -0.000647524 Jy ! Component: 2450 - total flux cleaned = -0.000626184 Jy ! Component: 2500 - total flux cleaned = -0.000655869 Jy ! Component: 2550 - total flux cleaned = -0.000664253 Jy ! Component: 2600 - total flux cleaned = -0.000676694 Jy ! Component: 2650 - total flux cleaned = -0.000693316 Jy ! Component: 2700 - total flux cleaned = -0.000693259 Jy ! Component: 2750 - total flux cleaned = -0.000709604 Jy ! Component: 2800 - total flux cleaned = -0.000721722 Jy ! Component: 2850 - total flux cleaned = -0.000725767 Jy ! Component: 2900 - total flux cleaned = -0.000749749 Jy ! Component: 2950 - total flux cleaned = -0.000745751 Jy ! Component: 3000 - total flux cleaned = -0.000729972 Jy ! Component: 3050 - total flux cleaned = -0.000753459 Jy ! Component: 3100 - total flux cleaned = -0.000741807 Jy ! Component: 3150 - total flux cleaned = -0.000749505 Jy ! Component: 3200 - total flux cleaned = -0.000737954 Jy ! Component: 3250 - total flux cleaned = -0.000745606 Jy ! Component: 3300 - total flux cleaned = -0.000726603 Jy ! Component: 3350 - total flux cleaned = -0.000726615 Jy ! Component: 3400 - total flux cleaned = -0.000737864 Jy ! Component: 3450 - total flux cleaned = -0.000734136 Jy ! Component: 3500 - total flux cleaned = -0.000756424 Jy ! Component: 3550 - total flux cleaned = -0.000745339 Jy ! Component: 3600 - total flux cleaned = -0.000760021 Jy ! Component: 3650 - total flux cleaned = -0.00075635 Jy ! Component: 3700 - total flux cleaned = -0.000763648 Jy ! Component: 3750 - total flux cleaned = -0.000752823 Jy ! Component: 3800 - total flux cleaned = -0.000785253 Jy ! Component: 3850 - total flux cleaned = -0.000781703 Jy ! Component: 3900 - total flux cleaned = -0.000799529 Jy ! Component: 3950 - total flux cleaned = -0.000799528 Jy ! Component: 4000 - total flux cleaned = -0.000785397 Jy ! Component: 4050 - total flux cleaned = -0.000802954 Jy ! Total flux subtracted in 4096 components = -0.000806465 Jy ! Clean residual min=-0.000208 max=0.000196 Jy/beam ! Clean residual mean=0.000000 rms=0.000061 Jy/beam ! Combined flux in latest and established models = 0.0129117 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 344 components and 0.0129117 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0456-1635_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9008 x 2.324 at -6.361 degrees (North through East) ! Clean map min=-0.00074054 max=0.013245 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0456-1635_X_map.fits wmodel /vlbi/sb072/temp_maps//J0456-1635_X_map.mod ! Writing 344 model components to file: /vlbi/sb072/temp_maps//J0456-1635_X_map.mod wobs /vlbi/sb072/temp_maps//J0456-1635_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0456-1635_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0456-1635_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J0456-1635_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.013245 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.05734e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.372 1.372 2.74399 5.48798 10.976 21.9519 43.9039 87.8077 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.013 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 218.659 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0456-1635_X_dfm.log closed on Fri Jan 25 19:16:29 2019