! Started logfile: /vlbi/sb072/temp_maps//J0043+6122_C_dfm.log on Fri Jan 25 19:11:06 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//J0043+6122_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0043+6122_C_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.97037 visibilities/baseline/integration-bin. ! Found source: J0043+6122 ! ! 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 2096 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 J0043+6122_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012096Jy sigma=44.903461 ! Fit after self-cal, rms=0.891263Jy sigma=39.600188 ! 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=1.277 mas, bmaj=5.294 mas, bpa=33.77 degrees ! Estimated noise=0.540828 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 = 0.0778889 Jy ! Component: 100 - total flux cleaned = 0.111507 Jy ! Total flux subtracted in 100 components = 0.111507 Jy ! Clean residual min=-0.007131 max=0.015859 Jy/beam ! Clean residual mean=-0.000028 rms=0.001710 Jy/beam ! Combined flux in latest and established models = 0.111507 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.111507 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=0.048815Jy sigma=1.951659 ! Fit after self-cal, rms=0.048612Jy sigma=1.943344 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181676 Jy ! Component: 100 - total flux cleaned = 0.0294203 Jy ! Total flux subtracted in 100 components = 0.0294203 Jy ! Clean residual min=-0.005035 max=0.007741 Jy/beam ! Clean residual mean=-0.000007 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 0.140928 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.140928 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=0.037045Jy sigma=1.410647 ! Fit after self-cal, rms=0.036987Jy sigma=1.408921 ! Inverting map ! Added new window around map position (-7.8, 14.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00807713 Jy ! Component: 100 - total flux cleaned = 0.0129409 Jy ! Total flux subtracted in 100 components = 0.0129409 Jy ! Clean residual min=-0.004869 max=0.005564 Jy/beam ! Clean residual mean=-0.000000 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.153869 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.153869 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=0.034136Jy sigma=1.292517 ! Fit after self-cal, rms=0.034054Jy sigma=1.289048 ! 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=1.634 mas, bmaj=5.246 mas, bpa=33.67 degrees ! Estimated noise=0.372341 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 = 0.00636099 Jy ! Component: 100 - total flux cleaned = 0.00952515 Jy ! Component: 150 - total flux cleaned = 0.0108054 Jy ! Component: 200 - total flux cleaned = 0.011854 Jy ! Total flux subtracted in 200 components = 0.011854 Jy ! Clean residual min=-0.005305 max=0.006640 Jy/beam ! Clean residual mean=-0.000015 rms=0.001395 Jy/beam ! Combined flux in latest and established models = 0.165723 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 0.165723 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=0.032335Jy sigma=1.231951 ! Fit after self-cal, rms=0.032282Jy sigma=1.230042 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.634 x 5.246 at 33.67 degrees (North through East) ! Clean map min=-0.0052116 max=0.10711 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.08 HN 1.06 KP 1.08 ! LA 1.12 MK 1.11 NL 1.24 OV 1.20 ! PT 0.99 SC 1.17 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 1.07 KP 1.01 ! LA 1.12 MK 1.04 NL 1.23 OV 1.16 ! PT 0.98 SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.95 HN 0.96 KP 0.95 ! LA 1.10 MK 1.15 NL 1.12 OV 1.06 ! PT 1.30 SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.91 HN 0.96 KP 0.91 ! LA 1.07 MK 1.00 NL 1.10 OV 1.01 ! PT 0.86 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.85 HN 0.93 KP 0.89 ! LA 1.12 MK 0.91 NL 1.04 OV 0.96 ! PT 0.81 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.88 HN 0.89 KP 0.89 ! LA 1.14 MK 0.87 NL 1.01 OV 0.94 ! PT 0.82 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.86 HN 0.92 KP 0.87 ! LA 1.13 MK 0.85 NL 1.01 OV 0.93 ! PT 0.83 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.83 HN 0.90 KP 0.90 ! LA 1.13 MK 0.85 NL 0.97 OV 0.92 ! PT 0.81 SC 1.01 ! ! ! Fit before self-cal, rms=0.032282Jy sigma=1.230042 ! Fit after self-cal, rms=0.022244Jy sigma=0.715210 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.633 mas, bmaj=5.18 mas, bpa=33.33 degrees ! Estimated noise=0.370276 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 (3.9, 11.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021672 Jy ! Component: 100 - total flux cleaned = 0.00324844 Jy ! Component: 150 - total flux cleaned = 0.00414879 Jy ! Component: 200 - total flux cleaned = 0.00479566 Jy ! Total flux subtracted in 200 components = 0.00479566 Jy ! Clean residual min=-0.001760 max=0.001618 Jy/beam ! Clean residual mean=-0.000006 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.170518 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 71 components and 0.170518 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=0.021729Jy sigma=0.681279 ! Fit after self-cal, rms=0.021697Jy sigma=0.679314 ! 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=0.021697Jy sigma=0.679314 ! Fit after self-cal, rms=0.021551Jy sigma=0.677857 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=5.178 mas, bpa=33.32 degrees ! Estimated noise=0.368682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000166014 Jy ! Component: 100 - total flux cleaned = 0.000733787 Jy ! Component: 150 - total flux cleaned = 0.00104211 Jy ! Component: 200 - total flux cleaned = 0.00125755 Jy ! Total flux subtracted in 200 components = 0.00125755 Jy ! Clean residual min=-0.001522 max=0.001256 Jy/beam ! Clean residual mean=-0.000005 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.171776 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 90 components and 0.171776 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=0.021430Jy sigma=0.668904 ! Fit after self-cal, rms=0.021418Jy sigma=0.668338 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 = -2.7108e-05 Jy ! Component: 100 - total flux cleaned = 0.00026787 Jy ! Component: 150 - total flux cleaned = 0.000463129 Jy ! Component: 200 - total flux cleaned = 0.000509097 Jy ! Total flux subtracted in 200 components = 0.000509097 Jy ! Clean residual min=-0.001395 max=0.001166 Jy/beam ! Clean residual mean=-0.000004 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.172285 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 101 components and 0.172285 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=0.021363Jy sigma=0.664893 ! Fit after self-cal, rms=0.021358Jy sigma=0.664721 ! 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=0.021358Jy sigma=0.664721 ! Fit after self-cal, rms=0.021298Jy sigma=0.660779 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.629 mas, bmaj=5.175 mas, bpa=33.29 degrees ! Estimated noise=0.368605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.94783e-05 Jy ! Component: 100 - total flux cleaned = 0.000400227 Jy ! Component: 150 - total flux cleaned = 0.000566288 Jy ! Component: 200 - total flux cleaned = 0.000662883 Jy ! Total flux subtracted in 200 components = 0.000662883 Jy ! Clean residual min=-0.001318 max=0.001061 Jy/beam ! Clean residual mean=-0.000004 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.172948 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.172948 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=0.021260Jy sigma=0.657935 ! Fit after self-cal, rms=0.021257Jy sigma=0.657799 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 = 5.9614e-05 Jy ! Component: 100 - total flux cleaned = 0.000166518 Jy ! Component: 150 - total flux cleaned = 0.000199385 Jy ! Component: 200 - total flux cleaned = 0.000262426 Jy ! Total flux subtracted in 200 components = 0.000262426 Jy ! Clean residual min=-0.001270 max=0.001043 Jy/beam ! Clean residual mean=-0.000004 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.17321 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 119 components and 0.17321 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=0.021233Jy sigma=0.656270 ! Fit after self-cal, rms=0.021231Jy sigma=0.656215 ! 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=0.021231Jy sigma=0.656215 ! Fit after self-cal, rms=0.021194Jy sigma=0.653479 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.501 mas, bmaj=5.616 mas, bpa=31.71 degrees ! Estimated noise=0.456032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692698 Jy ! Component: 100 - total flux cleaned = 0.00094933 Jy ! Component: 150 - total flux cleaned = 0.0010592 Jy ! Component: 200 - total flux cleaned = 0.00114543 Jy ! Total flux subtracted in 200 components = 0.00114543 Jy ! Clean residual min=-0.001437 max=0.001191 Jy/beam ! Clean residual mean=-0.000007 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.174356 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 156 components and 0.174356 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=0.021177Jy sigma=0.652590 ! Fit after self-cal, rms=0.021175Jy sigma=0.652510 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 = 7.36801e-05 Jy ! Component: 100 - total flux cleaned = 0.000125486 Jy ! Component: 150 - total flux cleaned = 0.000161284 Jy ! Component: 200 - total flux cleaned = 0.000194865 Jy ! Total flux subtracted in 200 components = 0.000194865 Jy ! Clean residual min=-0.001385 max=0.001139 Jy/beam ! Clean residual mean=-0.000007 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.174551 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 164 components and 0.174551 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=0.021167Jy sigma=0.652031 ! Fit after self-cal, rms=0.021166Jy sigma=0.652002 ! 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=1.628 mas, bmaj=5.173 mas, bpa=33.27 degrees ! Estimated noise=0.368669 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.628 x 5.173 at 33.27 degrees (North through East) ! Clean map min=-0.0011955 max=0.10696 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=1.264 mas, bmaj=5.185 mas, bpa=33.35 degrees ! Estimated noise=0.53466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0771951 Jy ! Component: 100 - total flux cleaned = 0.110704 Jy ! Component: 150 - total flux cleaned = 0.12864 Jy ! Component: 200 - total flux cleaned = 0.139809 Jy ! Total flux subtracted in 200 components = 0.139809 Jy ! Clean residual min=-0.003325 max=0.005863 Jy/beam ! Clean residual mean=-0.000020 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.139809 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.139809 Jy ! Inverting map and beam ! Estimated beam: bmin=1.628 mas, bmaj=5.173 mas, bpa=33.27 degrees ! Estimated noise=0.368669 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 = 0.0103847 Jy ! Component: 100 - total flux cleaned = 0.0161646 Jy ! Component: 150 - total flux cleaned = 0.0200931 Jy ! Component: 200 - total flux cleaned = 0.0230113 Jy ! Total flux subtracted in 200 components = 0.0230113 Jy ! Clean residual min=-0.001695 max=0.001719 Jy/beam ! Clean residual mean=-0.000015 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.16282 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 38 components and 0.16282 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=3.501 mas, bmaj=5.616 mas, bpa=31.71 degrees ! Estimated noise=0.456032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352124 Jy ! Component: 100 - total flux cleaned = 0.00577788 Jy ! Component: 150 - total flux cleaned = 0.00742233 Jy ! Component: 200 - total flux cleaned = 0.00866381 Jy ! Total flux subtracted in 200 components = 0.00866381 Jy ! Clean residual min=-0.001692 max=0.001334 Jy/beam ! Clean residual mean=-0.000013 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.171484 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000965434 Jy ! Component: 100 - total flux cleaned = 0.00170634 Jy ! Component: 150 - total flux cleaned = 0.00204314 Jy ! Component: 200 - total flux cleaned = 0.00226875 Jy ! Total flux subtracted in 200 components = 0.00226875 Jy ! Clean residual min=-0.001571 max=0.001164 Jy/beam ! Clean residual mean=-0.000009 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.173753 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 118 components and 0.173753 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.628 mas, bmaj=5.173 mas, bpa=33.27 degrees ! Estimated noise=0.368669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000107719 Jy ! Component: 100 - total flux cleaned = -5.39704e-05 Jy ! Component: 150 - total flux cleaned = -7.93778e-06 Jy ! Component: 200 - total flux cleaned = 5.63675e-05 Jy ! Total flux subtracted in 200 components = 5.63675e-05 Jy ! Clean residual min=-0.001177 max=0.000950 Jy/beam ! Clean residual mean=-0.000004 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.173809 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 144 components and 0.173809 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=0.021242Jy sigma=0.654342 ! Fit after self-cal, rms=0.021233Jy sigma=0.653821 wmodel J0043+6122_C_map.mod ! Writing 144 model components to file: J0043+6122_C_map.mod wobs J0043+6122_C_uvs.fits ! Writing UV FITS file: J0043+6122_C_uvs.fits wwins J0043+6122_C_map.win ! wwins: Wrote 3 windows to J0043+6122_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 = -0.000465106 Jy ! Component: 100 - total flux cleaned = -0.000712127 Jy ! Component: 150 - total flux cleaned = -0.000679969 Jy ! Component: 200 - total flux cleaned = -0.000600688 Jy ! Component: 250 - total flux cleaned = -0.000569686 Jy ! Component: 300 - total flux cleaned = -0.000479224 Jy ! Component: 350 - total flux cleaned = -0.000420639 Jy ! Component: 400 - total flux cleaned = -0.000449292 Jy ! Component: 450 - total flux cleaned = -0.000435405 Jy ! Component: 500 - total flux cleaned = -0.000449403 Jy ! Component: 550 - total flux cleaned = -0.000436047 Jy ! Component: 600 - total flux cleaned = -0.000463025 Jy ! Component: 650 - total flux cleaned = -0.000476311 Jy ! Component: 700 - total flux cleaned = -0.000476207 Jy ! Component: 750 - total flux cleaned = -0.000489001 Jy ! Component: 800 - total flux cleaned = -0.000476185 Jy ! Component: 850 - total flux cleaned = -0.00047585 Jy ! Component: 900 - total flux cleaned = -0.000475598 Jy ! Component: 950 - total flux cleaned = -0.000475569 Jy ! Component: 1000 - total flux cleaned = -0.000487523 Jy ! Component: 1050 - total flux cleaned = -0.000487598 Jy ! Component: 1100 - total flux cleaned = -0.000534832 Jy ! Component: 1150 - total flux cleaned = -0.000569697 Jy ! Component: 1200 - total flux cleaned = -0.000615586 Jy ! Component: 1250 - total flux cleaned = -0.000581632 Jy ! Component: 1300 - total flux cleaned = -0.000649457 Jy ! Component: 1350 - total flux cleaned = -0.000671802 Jy ! Component: 1400 - total flux cleaned = -0.000693854 Jy ! Component: 1450 - total flux cleaned = -0.000715646 Jy ! Component: 1500 - total flux cleaned = -0.000704816 Jy ! Component: 1550 - total flux cleaned = -0.000780165 Jy ! Component: 1600 - total flux cleaned = -0.000780022 Jy ! Component: 1650 - total flux cleaned = -0.000769461 Jy ! Component: 1700 - total flux cleaned = -0.000779946 Jy ! Component: 1750 - total flux cleaned = -0.000779865 Jy ! Component: 1800 - total flux cleaned = -0.000790154 Jy ! Component: 1850 - total flux cleaned = -0.000779914 Jy ! Component: 1900 - total flux cleaned = -0.0008003 Jy ! Component: 1950 - total flux cleaned = -0.00079019 Jy ! Component: 2000 - total flux cleaned = -0.00079031 Jy ! Component: 2050 - total flux cleaned = -0.000800249 Jy ! Component: 2100 - total flux cleaned = -0.000780594 Jy ! Component: 2150 - total flux cleaned = -0.000839178 Jy ! Component: 2200 - total flux cleaned = -0.000819819 Jy ! Component: 2250 - total flux cleaned = -0.000829538 Jy ! Component: 2300 - total flux cleaned = -0.000800846 Jy ! Component: 2350 - total flux cleaned = -0.000791379 Jy ! Component: 2400 - total flux cleaned = -0.000791521 Jy ! Component: 2450 - total flux cleaned = -0.000782197 Jy ! Component: 2500 - total flux cleaned = -0.000735744 Jy ! Component: 2550 - total flux cleaned = -0.000717296 Jy ! Component: 2600 - total flux cleaned = -0.000744793 Jy ! Component: 2650 - total flux cleaned = -0.000708276 Jy ! Component: 2700 - total flux cleaned = -0.00067207 Jy ! Component: 2750 - total flux cleaned = -0.000644983 Jy ! Component: 2800 - total flux cleaned = -0.000609255 Jy ! Component: 2850 - total flux cleaned = -0.000582566 Jy ! Component: 2900 - total flux cleaned = -0.000600217 Jy ! Component: 2950 - total flux cleaned = -0.000547536 Jy ! Component: 3000 - total flux cleaned = -0.00046034 Jy ! Component: 3050 - total flux cleaned = -0.000469021 Jy ! Component: 3100 - total flux cleaned = -0.000443172 Jy ! Component: 3150 - total flux cleaned = -0.000417418 Jy ! Component: 3200 - total flux cleaned = -0.000374949 Jy ! Component: 3250 - total flux cleaned = -0.000374996 Jy ! Component: 3300 - total flux cleaned = -0.000358124 Jy ! Component: 3350 - total flux cleaned = -0.000324659 Jy ! Component: 3400 - total flux cleaned = -0.000283094 Jy ! Component: 3450 - total flux cleaned = -0.000241716 Jy ! Component: 3500 - total flux cleaned = -0.000241732 Jy ! Component: 3550 - total flux cleaned = -0.000233569 Jy ! Component: 3600 - total flux cleaned = -0.000184849 Jy ! Component: 3650 - total flux cleaned = -0.000192903 Jy ! Component: 3700 - total flux cleaned = -0.000136545 Jy ! Component: 3750 - total flux cleaned = -0.000136602 Jy ! Component: 3800 - total flux cleaned = -0.000136536 Jy ! Component: 3850 - total flux cleaned = -0.000120718 Jy ! Component: 3900 - total flux cleaned = -9.71058e-05 Jy ! Component: 3950 - total flux cleaned = -0.000112783 Jy ! Component: 4000 - total flux cleaned = -7.38264e-05 Jy ! Component: 4050 - total flux cleaned = -5.82453e-05 Jy ! Total flux subtracted in 4096 components = -1.19729e-05 Jy ! Clean residual min=-0.000396 max=0.000463 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.173797 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 459 components and 0.173797 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0043+6122_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.628 x 5.173 at 33.27 degrees (North through East) ! Clean map min=-0.00092269 max=0.10754 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0043+6122_C_map.fits wmodel /vlbi/sb072/temp_maps//J0043+6122_C_map.mod ! Writing 459 model components to file: /vlbi/sb072/temp_maps//J0043+6122_C_map.mod wobs /vlbi/sb072/temp_maps//J0043+6122_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0043+6122_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0043+6122_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0043+6122_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.107544 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000145293 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.405302 0.405302 0.810603 1.62121 3.24241 6.48483 12.9697 25.9393 51.8786 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.107 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 740.189 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0043+6122_C_dfm.log closed on Fri Jan 25 19:11:10 2019