! Started logfile: /image_prod/ug002_uva//J0457-2324_X_n_dfm.log on Wed Mar 4 20:35:16 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//J0457-2324_X_n_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0457-2324_X_n_uva.fits ! AN table 1: 8 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.892857 visibilities/baseline/integration-bin. ! Found source: J0457-2324 ! ! 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 1800 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 J0457-2324_X_n] 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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.376298Jy sigma=10.996779 ! Fit after self-cal, rms=1.153879Jy sigma=5.170785 ! 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=0.915 mas, bmaj=2.911 mas, bpa=2.71 degrees ! Estimated noise=6.88135 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 = 1.58231 Jy ! Component: 100 - total flux cleaned = 1.94422 Jy ! Total flux subtracted in 100 components = 1.94422 Jy ! Clean residual min=-0.127198 max=0.150601 Jy/beam ! Clean residual mean=0.000077 rms=0.035162 Jy/beam ! Combined flux in latest and established models = 1.94422 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.94422 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=0.369051Jy sigma=1.597558 ! Fit after self-cal, rms=0.369024Jy sigma=1.597302 ! 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=1.054 mas, bmaj=3.105 mas, bpa=1.282 degrees ! Estimated noise=3.78319 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 = 0.157197 Jy ! Component: 100 - total flux cleaned = 0.227833 Jy ! Component: 150 - total flux cleaned = 0.258451 Jy ! Component: 200 - total flux cleaned = 0.273075 Jy ! Total flux subtracted in 200 components = 0.273075 Jy ! Clean residual min=-0.118174 max=0.140607 Jy/beam ! Clean residual mean=-0.000033 rms=0.033223 Jy/beam ! Combined flux in latest and established models = 2.2173 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 19 components and 2.2173 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=0.287304Jy sigma=1.312816 ! Fit after self-cal, rms=0.287141Jy sigma=1.312211 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.054 x 3.105 at 1.282 degrees (North through East) ! Clean map min=-0.11314 max=2.0763 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.91 LA 1.03 NL 1.17 ! OV 0.87 PT 0.90 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.92 LA 1.03 NL 1.18 ! OV 0.87 PT 0.90 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.91 LA 1.02 NL 1.16 ! OV 0.89 PT 0.92 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.92 LA 1.06 NL 1.18 ! OV 0.89 PT 0.91 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.94 LA 1.02 NL 1.16 ! OV 0.88 PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.91 LA 1.04 NL 1.18 ! OV 0.89 PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 LA 1.04 NL 1.17 ! OV 0.90 PT 0.91 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.94 LA 1.04 NL 1.18 ! OV 0.88 PT 0.93 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.96 LA 1.04 NL 1.17 ! OV 0.88 PT 0.92 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.92 LA 1.03 NL 1.21 ! OV 0.90 PT 0.95 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.95 LA 1.04 NL 1.19 ! OV 0.88 PT 0.93 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 LA 1.02 NL 1.18 ! OV 0.89 PT 0.94 SC 1.02 ! ! ! Fit before self-cal, rms=0.287141Jy sigma=1.312211 ! Fit after self-cal, rms=0.129844Jy sigma=0.624140 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.036 mas, bmaj=3.088 mas, bpa=0.7612 degrees ! Estimated noise=3.73681 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 (1, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0617323 Jy ! Component: 100 - total flux cleaned = 0.0863861 Jy ! Component: 150 - total flux cleaned = 0.0877891 Jy ! Component: 200 - total flux cleaned = 0.0877873 Jy ! Total flux subtracted in 200 components = 0.0877873 Jy ! Clean residual min=-0.017850 max=0.015595 Jy/beam ! Clean residual mean=-0.000006 rms=0.004749 Jy/beam ! Combined flux in latest and established models = 2.30509 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 2.30509 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=0.102735Jy sigma=0.471293 ! Fit after self-cal, rms=0.102695Jy sigma=0.470895 ! 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=0.102695Jy sigma=0.470895 ! Fit after self-cal, rms=0.099115Jy sigma=0.453669 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=3.077 mas, bpa=0.7716 degrees ! Estimated noise=3.72351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0157276 Jy ! Component: 100 - total flux cleaned = 0.0169029 Jy ! Component: 150 - total flux cleaned = 0.0161818 Jy ! Component: 200 - total flux cleaned = 0.0155575 Jy ! Total flux subtracted in 200 components = 0.0155575 Jy ! Clean residual min=-0.010946 max=0.008920 Jy/beam ! Clean residual mean=-0.000001 rms=0.002689 Jy/beam ! Combined flux in latest and established models = 2.32064 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 43 components and 2.32064 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=0.097017Jy sigma=0.438666 ! Fit after self-cal, rms=0.097012Jy sigma=0.438629 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 = -0.000688399 Jy ! Component: 100 - total flux cleaned = -0.00113443 Jy ! Component: 150 - total flux cleaned = -0.00164628 Jy ! Component: 200 - total flux cleaned = -0.00208071 Jy ! Total flux subtracted in 200 components = -0.00208071 Jy ! Clean residual min=-0.010124 max=0.008089 Jy/beam ! Clean residual mean=-0.000002 rms=0.002524 Jy/beam ! Combined flux in latest and established models = 2.31856 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 2.31856 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=0.096692Jy sigma=0.436736 ! Fit after self-cal, rms=0.096692Jy sigma=0.436724 ! 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=0.096692Jy sigma=0.436724 ! Fit after self-cal, rms=0.096413Jy sigma=0.435897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=3.077 mas, bpa=0.7587 degrees ! Estimated noise=3.72265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000836749 Jy ! Component: 100 - total flux cleaned = -0.00156338 Jy ! Component: 150 - total flux cleaned = -0.00201007 Jy ! Component: 200 - total flux cleaned = -0.00240751 Jy ! Total flux subtracted in 200 components = -0.00240751 Jy ! Clean residual min=-0.009591 max=0.007294 Jy/beam ! Clean residual mean=0.000000 rms=0.002339 Jy/beam ! Combined flux in latest and established models = 2.31615 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 2.31615 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=0.096224Jy sigma=0.434866 ! Fit after self-cal, rms=0.096220Jy sigma=0.434855 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 = -0.000677646 Jy ! Component: 100 - total flux cleaned = -0.00118504 Jy ! Component: 150 - total flux cleaned = -0.00158779 Jy ! Component: 200 - total flux cleaned = -0.00200758 Jy ! Total flux subtracted in 200 components = -0.00200758 Jy ! Clean residual min=-0.009196 max=0.007222 Jy/beam ! Clean residual mean=-0.000000 rms=0.002309 Jy/beam ! Combined flux in latest and established models = 2.31415 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 2.31415 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=0.096156Jy sigma=0.434533 ! Fit after self-cal, rms=0.096157Jy sigma=0.434530 ! 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=0.096157Jy sigma=0.434530 ! Fit after self-cal, rms=0.096076Jy sigma=0.434254 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.859 mas, bmaj=3.777 mas, bpa=-7.446 degrees ! Estimated noise=4.98259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00304809 Jy ! Component: 100 - total flux cleaned = -0.00494899 Jy ! Component: 150 - total flux cleaned = -0.00568324 Jy ! Component: 200 - total flux cleaned = -0.00611401 Jy ! Total flux subtracted in 200 components = -0.00611401 Jy ! Clean residual min=-0.010123 max=0.008792 Jy/beam ! Clean residual mean=0.000001 rms=0.003026 Jy/beam ! Combined flux in latest and established models = 2.30803 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 78 components and 2.30803 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=0.096014Jy sigma=0.434033 ! Fit after self-cal, rms=0.096013Jy sigma=0.434001 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 = -0.000804322 Jy ! Component: 100 - total flux cleaned = -0.00116567 Jy ! Component: 150 - total flux cleaned = -0.00148627 Jy ! Component: 200 - total flux cleaned = -0.00173488 Jy ! Total flux subtracted in 200 components = -0.00173488 Jy ! Clean residual min=-0.010165 max=0.008496 Jy/beam ! Clean residual mean=0.000001 rms=0.003017 Jy/beam ! Combined flux in latest and established models = 2.3063 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 88 components and 2.3063 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=0.096005Jy sigma=0.433901 ! Fit after self-cal, rms=0.096004Jy sigma=0.433883 ! 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=1.033 mas, bmaj=3.077 mas, bpa=0.7463 degrees ! Estimated noise=3.72066 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 3.077 at 0.7463 degrees (North through East) ! Clean map min=-0.0085752 max=2.0676 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 ! Performing amp+phase self-cal ! ! 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=0.096004Jy sigma=0.433883 ! Fit after self-cal, rms=0.081141Jy sigma=0.362210 ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=3.076 mas, bpa=0.7399 degrees ! Estimated noise=3.72207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000531266 Jy ! Component: 100 - total flux cleaned = -0.00079606 Jy ! Component: 150 - total flux cleaned = -0.00106738 Jy ! Component: 200 - total flux cleaned = -0.00125944 Jy ! Total flux subtracted in 200 components = -0.00125944 Jy ! Clean residual min=-0.008602 max=0.006941 Jy/beam ! Clean residual mean=0.000002 rms=0.002143 Jy/beam ! Combined flux in latest and established models = 2.30504 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 100 components and 2.30504 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=0.081080Jy sigma=0.361710 ! Fit after self-cal, rms=0.081075Jy sigma=0.361693 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000204577 Jy ! Component: 100 - total flux cleaned = -0.000288053 Jy ! Component: 150 - total flux cleaned = -0.000404426 Jy ! Component: 200 - total flux cleaned = -0.000515099 Jy ! Total flux subtracted in 200 components = -0.000515099 Jy ! Clean residual min=-0.008402 max=0.006984 Jy/beam ! Clean residual mean=0.000001 rms=0.002126 Jy/beam ! Combined flux in latest and established models = 2.30452 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 109 components and 2.30452 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=0.081056Jy sigma=0.361447 ! Fit after self-cal, rms=0.081052Jy sigma=0.361439 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.081052Jy sigma=0.361439 ! Fit after self-cal, rms=0.081040Jy sigma=0.361328 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=0.8976 mas, bmaj=2.891 mas, bpa=1.762 degrees ! Estimated noise=6.70454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.54154 Jy ! Component: 100 - total flux cleaned = 1.89183 Jy ! Component: 150 - total flux cleaned = 2.03919 Jy ! Component: 200 - total flux cleaned = 2.12615 Jy ! Total flux subtracted in 200 components = 2.12615 Jy ! Clean residual min=-0.029953 max=0.045173 Jy/beam ! Clean residual mean=0.000050 rms=0.010179 Jy/beam ! Combined flux in latest and established models = 2.12615 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 16 model components to the UV plane model. ! The established model now contains 16 components and 2.12615 Jy ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=3.076 mas, bpa=0.7276 degrees ! Estimated noise=3.72199 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 = 0.0754448 Jy ! Component: 100 - total flux cleaned = 0.114874 Jy ! Component: 150 - total flux cleaned = 0.136664 Jy ! Component: 200 - total flux cleaned = 0.150847 Jy ! Total flux subtracted in 200 components = 0.150847 Jy ! Clean residual min=-0.010841 max=0.013442 Jy/beam ! Clean residual mean=0.000021 rms=0.003444 Jy/beam ! Combined flux in latest and established models = 2.277 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 2.277 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=1.858 mas, bmaj=3.777 mas, bpa=-7.459 degrees ! Estimated noise=4.98492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171921 Jy ! Component: 100 - total flux cleaned = 0.0228639 Jy ! Component: 150 - total flux cleaned = 0.0256085 Jy ! Component: 200 - total flux cleaned = 0.0260081 Jy ! Total flux subtracted in 200 components = 0.0260081 Jy ! Clean residual min=-0.011057 max=0.010342 Jy/beam ! Clean residual mean=0.000018 rms=0.003323 Jy/beam ! Combined flux in latest and established models = 2.30301 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 = 0.000348927 Jy ! Component: 100 - total flux cleaned = 0.000620934 Jy ! Component: 150 - total flux cleaned = 0.000846146 Jy ! Component: 200 - total flux cleaned = 0.00103762 Jy ! Total flux subtracted in 200 components = 0.00103762 Jy ! Clean residual min=-0.009869 max=0.009033 Jy/beam ! Clean residual mean=0.000011 rms=0.002999 Jy/beam ! Combined flux in latest and established models = 2.30404 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 53 components and 2.30404 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=3.076 mas, bpa=0.7276 degrees ! Estimated noise=3.72199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00203871 Jy ! Component: 100 - total flux cleaned = -0.00138341 Jy ! Component: 150 - total flux cleaned = -0.00126435 Jy ! Component: 200 - total flux cleaned = -0.00117011 Jy ! Total flux subtracted in 200 components = -0.00117011 Jy ! Clean residual min=-0.008320 max=0.008112 Jy/beam ! Clean residual mean=0.000005 rms=0.002221 Jy/beam ! Combined flux in latest and established models = 2.30287 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 2.30287 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=0.081423Jy sigma=0.363372 ! Fit after self-cal, rms=0.081379Jy sigma=0.363071 wmodel J0457-2324_X_n_map.mod ! Writing 64 model components to file: J0457-2324_X_n_map.mod wobs J0457-2324_X_n_uvs.fits ! Writing UV FITS file: J0457-2324_X_n_uvs.fits wwins J0457-2324_X_n_map.win ! wwins: Wrote 2 windows to J0457-2324_X_n_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 = -0.00125725 Jy ! Component: 100 - total flux cleaned = -0.00205162 Jy ! Component: 150 - total flux cleaned = -0.0029059 Jy ! Component: 200 - total flux cleaned = -0.00313062 Jy ! Component: 250 - total flux cleaned = -0.0033377 Jy ! Component: 300 - total flux cleaned = -0.00372859 Jy ! Component: 350 - total flux cleaned = -0.00391242 Jy ! Component: 400 - total flux cleaned = -0.00416813 Jy ! Component: 450 - total flux cleaned = -0.00449804 Jy ! Component: 500 - total flux cleaned = -0.00465735 Jy ! Component: 550 - total flux cleaned = -0.00488464 Jy ! Component: 600 - total flux cleaned = -0.00495777 Jy ! Component: 650 - total flux cleaned = -0.00502864 Jy ! Component: 700 - total flux cleaned = -0.00522841 Jy ! Component: 750 - total flux cleaned = -0.00548736 Jy ! Component: 800 - total flux cleaned = -0.0057981 Jy ! Component: 850 - total flux cleaned = -0.00597874 Jy ! Component: 900 - total flux cleaned = -0.00620972 Jy ! Component: 950 - total flux cleaned = -0.00637662 Jy ! Component: 1000 - total flux cleaned = -0.00664499 Jy ! Component: 1050 - total flux cleaned = -0.00664704 Jy ! Component: 1100 - total flux cleaned = -0.00669744 Jy ! Component: 1150 - total flux cleaned = -0.0065982 Jy ! Component: 1200 - total flux cleaned = -0.00664558 Jy ! Component: 1250 - total flux cleaned = -0.00659953 Jy ! Component: 1300 - total flux cleaned = -0.00651009 Jy ! Component: 1350 - total flux cleaned = -0.00659936 Jy ! Component: 1400 - total flux cleaned = -0.00659797 Jy ! Component: 1450 - total flux cleaned = -0.00659691 Jy ! Component: 1500 - total flux cleaned = -0.00671993 Jy ! Component: 1550 - total flux cleaned = -0.0067194 Jy ! Component: 1600 - total flux cleaned = -0.00675879 Jy ! Component: 1650 - total flux cleaned = -0.00675899 Jy ! Component: 1700 - total flux cleaned = -0.00675889 Jy ! Component: 1750 - total flux cleaned = -0.00675941 Jy ! Component: 1800 - total flux cleaned = -0.00686862 Jy ! Component: 1850 - total flux cleaned = -0.00701046 Jy ! Component: 1900 - total flux cleaned = -0.0070103 Jy ! Component: 1950 - total flux cleaned = -0.00711296 Jy ! Component: 2000 - total flux cleaned = -0.00717996 Jy ! Component: 2050 - total flux cleaned = -0.00721333 Jy ! Component: 2100 - total flux cleaned = -0.00731116 Jy ! Component: 2150 - total flux cleaned = -0.00734297 Jy ! Component: 2200 - total flux cleaned = -0.00743824 Jy ! Component: 2250 - total flux cleaned = -0.00753242 Jy ! Component: 2300 - total flux cleaned = -0.00762536 Jy ! Component: 2350 - total flux cleaned = -0.0077172 Jy ! Component: 2400 - total flux cleaned = -0.00780795 Jy ! Component: 2450 - total flux cleaned = -0.00789759 Jy ! Component: 2500 - total flux cleaned = -0.00804509 Jy ! Component: 2550 - total flux cleaned = -0.00807467 Jy ! Component: 2600 - total flux cleaned = -0.00819041 Jy ! Component: 2650 - total flux cleaned = -0.00816189 Jy ! Component: 2700 - total flux cleaned = -0.00827536 Jy ! Component: 2750 - total flux cleaned = -0.00833139 Jy ! Component: 2800 - total flux cleaned = -0.00833114 Jy ! Component: 2850 - total flux cleaned = -0.00846948 Jy ! Component: 2900 - total flux cleaned = -0.00857908 Jy ! Component: 2950 - total flux cleaned = -0.00855169 Jy ! Component: 3000 - total flux cleaned = -0.00863295 Jy ! Component: 3050 - total flux cleaned = -0.00860617 Jy ! Component: 3100 - total flux cleaned = -0.00865993 Jy ! Component: 3150 - total flux cleaned = -0.00865996 Jy ! Component: 3200 - total flux cleaned = -0.00868644 Jy ! Component: 3250 - total flux cleaned = -0.00871291 Jy ! Component: 3300 - total flux cleaned = -0.0088183 Jy ! Component: 3350 - total flux cleaned = -0.00887092 Jy ! Component: 3400 - total flux cleaned = -0.00892326 Jy ! Component: 3450 - total flux cleaned = -0.00892319 Jy ! Component: 3500 - total flux cleaned = -0.00892311 Jy ! Component: 3550 - total flux cleaned = -0.00897537 Jy ! Component: 3600 - total flux cleaned = -0.00894939 Jy ! Component: 3650 - total flux cleaned = -0.00897537 Jy ! Component: 3700 - total flux cleaned = -0.0089752 Jy ! Component: 3750 - total flux cleaned = -0.00905301 Jy ! Component: 3800 - total flux cleaned = -0.00905308 Jy ! Component: 3850 - total flux cleaned = -0.00905316 Jy ! Component: 3900 - total flux cleaned = -0.00907901 Jy ! Component: 3950 - total flux cleaned = -0.00907907 Jy ! Component: 4000 - total flux cleaned = -0.0090532 Jy ! Component: 4050 - total flux cleaned = -0.00907901 Jy ! Total flux subtracted in 4096 components = -0.00905305 Jy ! Clean residual min=-0.001300 max=0.001435 Jy/beam ! Clean residual mean=0.000003 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 2.29382 Jy keep ! Adding 242 model components to the UV plane model. ! The established model now contains 306 components and 2.29382 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0457-2324_X_n_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 3.076 at 0.7276 degrees (North through East) ! Clean map min=-0.0079982 max=2.0438 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0457-2324_X_n_map.fits wmodel /image_prod/ug002_uva//J0457-2324_X_n_map.mod ! Writing 306 model components to file: /image_prod/ug002_uva//J0457-2324_X_n_map.mod wobs /image_prod/ug002_uva//J0457-2324_X_n_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0457-2324_X_n_uvs.fits wwins /image_prod/ug002_uva//J0457-2324_X_n_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0457-2324_X_n_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.04382 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000387907 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0569386 0.0569386 0.113877 0.227754 0.455509 0.911018 1.82204 3.64407 7.28814 14.5763 29.1526 58.3051 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5268.83 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0457-2324_X_n_dfm.log closed on Wed Mar 4 20:35:20 2020