! Started logfile: /image_prod/ug002_uva//J2206-1835_X_dfm.log on Thu Mar 5 05:29:00 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J2206-1835_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2206-1835_X_uva.fits ! AN table 1: 76 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.8 visibilities/baseline/integration-bin. ! Found source: J2206-1835 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 7296 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J2206-1835_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012480Jy sigma=8.985958 ! Fit after self-cal, rms=0.947108Jy sigma=8.516026 ! 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=1.739 mas, bmaj=5.236 mas, bpa=-0.2295 degrees ! Estimated noise=2.70828 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312941 Jy ! Component: 100 - total flux cleaned = 0.041259 Jy ! Total flux subtracted in 100 components = 0.041259 Jy ! Clean residual min=-0.010115 max=0.010113 Jy/beam ! Clean residual mean=0.000118 rms=0.006481 Jy/beam ! Combined flux in latest and established models = 0.041259 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 44 components and 0.041259 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.124215Jy sigma=0.902806 ! Fit after self-cal, rms=0.123541Jy sigma=0.895952 ! 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=1.922 mas, bmaj=5.444 mas, bpa=2.701 degrees ! Estimated noise=0.938473 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 = 0.00117908 Jy ! Component: 100 - total flux cleaned = 0.00357537 Jy ! Component: 150 - total flux cleaned = 0.000178609 Jy ! Component: 200 - total flux cleaned = -0.00643006 Jy ! Total flux subtracted in 200 components = -0.00643006 Jy ! Clean residual min=-0.017523 max=0.017531 Jy/beam ! Clean residual mean=0.000227 rms=0.011761 Jy/beam ! Combined flux in latest and established models = 0.034829 Jy ! Performing phase self-cal ! Adding 165 model components to the UV plane model. ! The established model now contains 209 components and 0.034829 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.095822Jy sigma=0.706614 ! Fit after self-cal, rms=0.095502Jy sigma=0.704769 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.922 x 5.444 at 2.701 degrees (North through East) ! Clean map min=-0.025772 max=0.052096 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 LA 0.59 NL 1.80 OV 1.30 ! PT 0.52 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 LA 0.59 NL 1.32 OV 1.38 ! PT 0.53 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 LA 0.59 NL 1.36 OV 1.21 ! PT 0.55 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 LA 0.68 NL 1.34 OV 1.28 ! PT 0.48 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 LA 0.67 NL 1.25 OV 1.23 ! PT 0.51 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 LA 0.63 NL 1.19 OV 1.18 ! PT 0.53 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 LA 0.63 NL 1.18 OV 1.18 ! PT 0.55 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 LA 0.65 NL 1.18 OV 1.33 ! PT 0.55 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 LA 0.62 NL 1.25 OV 1.20 ! PT 0.56 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 LA 0.69 NL 1.32 OV 1.19 ! PT 0.54 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 LA 0.71 NL 1.31 OV 1.08 ! PT 0.50 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 LA 0.68 NL 1.27 OV 1.03 ! PT 0.51 ! ! ! Fit before self-cal, rms=0.095502Jy sigma=0.704769 ! Fit after self-cal, rms=0.047474Jy sigma=0.384363 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.182 mas, bmaj=5.721 mas, bpa=5.447 degrees ! Estimated noise=0.80121 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 = 0.00808293 Jy ! Component: 100 - total flux cleaned = 0.0128492 Jy ! Component: 150 - total flux cleaned = 0.0144623 Jy ! Component: 200 - total flux cleaned = 0.015001 Jy ! Total flux subtracted in 200 components = 0.015001 Jy ! Clean residual min=-0.001555 max=0.001562 Jy/beam ! Clean residual mean=-0.000002 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.0498299 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 257 components and 0.0498299 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.045298Jy sigma=0.367854 ! Fit after self-cal, rms=0.045622Jy sigma=0.366517 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.045622Jy sigma=0.366517 ! Fit after self-cal, rms=0.041920Jy sigma=0.364305 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.161 mas, bmaj=5.702 mas, bpa=5.413 degrees ! Estimated noise=0.768479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000521582 Jy ! Component: 100 - total flux cleaned = 0.000615697 Jy ! Component: 150 - total flux cleaned = 0.000646934 Jy ! Component: 200 - total flux cleaned = 0.000602707 Jy ! Total flux subtracted in 200 components = 0.000602707 Jy ! Clean residual min=-0.000359 max=0.000361 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0504326 Jy selfcal ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 319 components and 0.0504326 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.041859Jy sigma=0.363757 ! Fit after self-cal, rms=0.041634Jy sigma=0.363146 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 = -0.000286526 Jy ! Component: 100 - total flux cleaned = -0.000436697 Jy ! Component: 150 - total flux cleaned = -0.000639054 Jy ! Component: 200 - total flux cleaned = -0.000640407 Jy ! Total flux subtracted in 200 components = -0.000640407 Jy ! Clean residual min=-0.000345 max=0.000345 Jy/beam ! Clean residual mean=-0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0497922 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 367 components and 0.0497922 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.041587Jy sigma=0.362806 ! Fit after self-cal, rms=0.041522Jy sigma=0.362726 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.041522Jy sigma=0.362726 ! Fit after self-cal, rms=0.041850Jy sigma=0.362351 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=5.709 mas, bpa=5.448 degrees ! Estimated noise=0.766215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.64784e-05 Jy ! Component: 100 - total flux cleaned = 0.000111319 Jy ! Component: 150 - total flux cleaned = 0.000155613 Jy ! Component: 200 - total flux cleaned = 0.000249275 Jy ! Total flux subtracted in 200 components = 0.000249275 Jy ! Clean residual min=-0.000282 max=0.000286 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0500415 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 403 components and 0.0500415 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.041818Jy sigma=0.362135 ! Fit after self-cal, rms=0.041848Jy sigma=0.361948 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 = -7.33171e-05 Jy ! Component: 100 - total flux cleaned = -0.000137125 Jy ! Component: 150 - total flux cleaned = -6.41895e-05 Jy ! Component: 200 - total flux cleaned = -1.40967e-05 Jy ! Total flux subtracted in 200 components = -1.40967e-05 Jy ! Clean residual min=-0.000267 max=0.000268 Jy/beam ! Clean residual mean=0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0500274 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 432 components and 0.0500274 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.041820Jy sigma=0.361783 ! Fit after self-cal, rms=0.041810Jy sigma=0.361728 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.041810Jy sigma=0.361728 ! Fit after self-cal, rms=0.042161Jy sigma=0.361523 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.458 mas, bmaj=6.083 mas, bpa=6.433 degrees ! Estimated noise=0.748159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.90956e-05 Jy ! Component: 100 - total flux cleaned = 2.08172e-05 Jy ! Component: 150 - total flux cleaned = 4.89949e-05 Jy ! Component: 200 - total flux cleaned = 0.000128313 Jy ! Total flux subtracted in 200 components = 0.000128313 Jy ! Clean residual min=-0.000212 max=0.000213 Jy/beam ! Clean residual mean=-0.000000 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.0501557 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 468 components and 0.0501557 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.042142Jy sigma=0.361404 ! Fit after self-cal, rms=0.042168Jy sigma=0.361313 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 = 1.96584e-05 Jy ! Component: 100 - total flux cleaned = 0.000109145 Jy ! Component: 150 - total flux cleaned = 0.000162126 Jy ! Component: 200 - total flux cleaned = 0.00022617 Jy ! Total flux subtracted in 200 components = 0.00022617 Jy ! Clean residual min=-0.000204 max=0.000203 Jy/beam ! Clean residual mean=-0.000000 rms=0.000078 Jy/beam ! Combined flux in latest and established models = 0.0503819 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 494 components and 0.0503819 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.042150Jy sigma=0.361212 ! Fit after self-cal, rms=0.042141Jy sigma=0.361186 ! 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=2.16 mas, bmaj=5.713 mas, bpa=5.499 degrees ! Estimated noise=0.763024 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.16 x 5.713 at 5.499 degrees (North through East) ! Clean map min=-0.0088336 max=0.035429 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=1.929 mas, bmaj=5.231 mas, bpa=3.228 degrees ! Estimated noise=2.32715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234535 Jy ! Component: 100 - total flux cleaned = 0.029044 Jy ! Component: 150 - total flux cleaned = 0.0317078 Jy ! Component: 200 - total flux cleaned = 0.0312462 Jy ! Total flux subtracted in 200 components = 0.0312462 Jy ! Clean residual min=-0.006731 max=0.006698 Jy/beam ! Clean residual mean=0.000069 rms=0.003809 Jy/beam ! Combined flux in latest and established models = 0.0312462 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 70 model components to the UV plane model. ! The established model now contains 70 components and 0.0312462 Jy ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=5.713 mas, bpa=5.499 degrees ! Estimated noise=0.763024 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 = -0.00276199 Jy ! Component: 100 - total flux cleaned = -0.0105382 Jy ! Component: 150 - total flux cleaned = -0.0177804 Jy ! Component: 200 - total flux cleaned = -0.0218702 Jy ! Total flux subtracted in 200 components = -0.0218702 Jy ! Clean residual min=-0.006979 max=0.006959 Jy/beam ! Clean residual mean=0.000080 rms=0.004280 Jy/beam ! Combined flux in latest and established models = 0.00937605 Jy ! Adding 175 model components to the UV plane model. ! The established model now contains 243 components and 0.00937605 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=2.458 mas, bmaj=6.083 mas, bpa=6.433 degrees ! Estimated noise=0.748159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00363638 Jy ! Component: 100 - total flux cleaned = -0.00654041 Jy ! Component: 150 - total flux cleaned = -0.00733175 Jy ! Component: 200 - total flux cleaned = -0.00805364 Jy ! Total flux subtracted in 200 components = -0.00805364 Jy ! Clean residual min=-0.003636 max=0.003637 Jy/beam ! Clean residual mean=0.000041 rms=0.002065 Jy/beam ! Combined flux in latest and established models = 0.0013224 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 = -0.00060792 Jy ! Component: 100 - total flux cleaned = -0.000960034 Jy ! Component: 150 - total flux cleaned = -0.00143182 Jy ! Component: 200 - total flux cleaned = -0.00213361 Jy ! Total flux subtracted in 200 components = -0.00213361 Jy ! Clean residual min=-0.002203 max=0.002192 Jy/beam ! Clean residual mean=0.000012 rms=0.000731 Jy/beam ! Combined flux in latest and established models = -0.000811207 Jy ! Adding 263 model components to the UV plane model. ! The established model now contains 502 components and -0.00081121 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=5.713 mas, bpa=5.499 degrees ! Estimated noise=0.763024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000557359 Jy ! Component: 100 - total flux cleaned = -0.000716568 Jy ! Component: 150 - total flux cleaned = -0.000820997 Jy ! Component: 200 - total flux cleaned = -0.000949284 Jy ! Total flux subtracted in 200 components = -0.000949284 Jy ! Clean residual min=-0.000507 max=0.000507 Jy/beam ! Clean residual mean=-0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = -0.00176049 Jy selfcal ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 554 components and -0.00176049 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.042161Jy sigma=0.361798 ! Fit after self-cal, rms=0.042116Jy sigma=0.361200 wmodel J2206-1835_X_map.mod ! Writing 554 model components to file: J2206-1835_X_map.mod wobs J2206-1835_X_uvs.fits ! Writing UV FITS file: J2206-1835_X_uvs.fits wwins J2206-1835_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap /image_prod/ug002_uva//J2206-1835_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.16 x 5.713 at 5.499 degrees (North through East) ! Clean map min=-0.0072326 max=0.029646 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2206-1835_X_map.fits wmodel /image_prod/ug002_uva//J2206-1835_X_map.mod ! Writing 554 model components to file: /image_prod/ug002_uva//J2206-1835_X_map.mod wobs /image_prod/ug002_uva//J2206-1835_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2206-1835_X_uvs.fits wwins /image_prod/ug002_uva//J2206-1835_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0296456 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000179958 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.82109 1.82109 3.64218 7.28436 14.5687 29.1374 58.2748 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 164.736 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2206-1835_X_dfm.log closed on Thu Mar 5 05:29:03 2020