! Started logfile: /image_prod/ug002_uva//J0518+2054_X_b_dfm.log on Wed Mar 4 20:46:57 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//J0518+2054_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0518+2054_X_b_uva.fits ! AN table 1: 21 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.755556 visibilities/baseline/integration-bin. ! Found source: J0518+2054 ! ! 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 134 lines of history. ! ! Reading 8568 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 J0518+2054_X_b] 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 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017524Jy sigma=9.757330 ! Fit after self-cal, rms=0.821138Jy sigma=7.841453 ! 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=0.6954 mas, bmaj=1.522 mas, bpa=-0.962 degrees ! Estimated noise=1.19544 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 = 0.1347 Jy ! Component: 100 - total flux cleaned = 0.169888 Jy ! Total flux subtracted in 100 components = 0.169888 Jy ! Clean residual min=-0.005894 max=0.014473 Jy/beam ! Clean residual mean=0.000019 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.169888 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.169888 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=0.059968Jy sigma=0.556177 ! Fit after self-cal, rms=0.059937Jy sigma=0.555770 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156705 Jy ! Component: 100 - total flux cleaned = 0.0243393 Jy ! Total flux subtracted in 100 components = 0.0243393 Jy ! Clean residual min=-0.003643 max=0.004492 Jy/beam ! Clean residual mean=0.000008 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.194227 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.194227 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=0.054861Jy sigma=0.502077 ! Fit after self-cal, rms=0.054825Jy sigma=0.501680 ! Inverting map ! Added new window around map position (-0.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00550789 Jy ! Component: 100 - total flux cleaned = 0.00893415 Jy ! Total flux subtracted in 100 components = 0.00893415 Jy ! Clean residual min=-0.003128 max=0.003260 Jy/beam ! Clean residual mean=0.000004 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.203161 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.203161 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=0.054111Jy sigma=0.494193 ! Fit after self-cal, rms=0.054098Jy sigma=0.494057 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8701 mas, bmaj=1.794 mas, bpa=-2.344 degrees ! Estimated noise=0.810679 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 = 0.00342261 Jy ! Component: 100 - total flux cleaned = 0.00538606 Jy ! Component: 150 - total flux cleaned = 0.00669974 Jy ! Component: 200 - total flux cleaned = 0.0076296 Jy ! Total flux subtracted in 200 components = 0.0076296 Jy ! Clean residual min=-0.002630 max=0.002589 Jy/beam ! Clean residual mean=0.000000 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.210791 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.210791 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=0.053869Jy sigma=0.491786 ! Fit after self-cal, rms=0.053864Jy sigma=0.491725 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8701 x 1.794 at -2.344 degrees (North through East) ! Clean map min=-0.002478 max=0.17893 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.09 KP 1.03 ! LA 1.00 MK 1.00 NL 0.99 OV 0.98 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.08 KP 0.98 ! LA 1.00 MK 1.00 NL 0.98 OV 0.96 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.06 KP 1.00 ! LA 1.02 MK 1.01 NL 0.97 OV 0.97 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.02 KP 0.99 ! LA 0.99 MK 1.03 NL 0.98 OV 1.00 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.05 KP 1.00 ! LA 1.02 MK 1.00 NL 0.97 OV 0.99 ! PT 0.97 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.04 KP 0.99 ! LA 1.02 MK 1.01 NL 1.01 OV 0.98 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.02 KP 1.02 ! LA 1.02 MK 0.99 NL 1.01 OV 0.98 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.05 KP 0.99 ! LA 0.99 MK 1.04 NL 0.96 OV 1.00 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.08 KP 1.01 ! LA 1.03 MK 0.99 NL 0.99 OV 0.97 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.10 KP 1.01 ! LA 1.04 MK 1.02 NL 0.97 OV 1.00 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.12 KP 0.99 ! LA 0.97 MK 0.99 NL 1.05 OV 1.02 ! PT 0.92 SC 1.10 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.04 KP 0.98 ! LA 0.99 MK 1.02 NL 1.03 OV 0.98 ! PT 0.93 SC 1.01 ! ! ! Fit before self-cal, rms=0.053864Jy sigma=0.491725 ! Fit after self-cal, rms=0.054014Jy sigma=0.486371 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8754 mas, bmaj=1.805 mas, bpa=-2.213 degrees ! Estimated noise=0.81281 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 = -0.00106766 Jy ! Component: 100 - total flux cleaned = -0.00128188 Jy ! Component: 150 - total flux cleaned = -0.00135816 Jy ! Component: 200 - total flux cleaned = -0.00142468 Jy ! Total flux subtracted in 200 components = -0.00142468 Jy ! Clean residual min=-0.002160 max=0.002076 Jy/beam ! Clean residual mean=-0.000001 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.209366 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 0.209366 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=0.053979Jy sigma=0.486071 ! Fit after self-cal, rms=0.053987Jy sigma=0.486029 ! 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=0.053987Jy sigma=0.486029 ! Fit after self-cal, rms=0.053598Jy sigma=0.479644 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8755 mas, bmaj=1.804 mas, bpa=-2.243 degrees ! Estimated noise=0.812232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000202066 Jy ! Component: 100 - total flux cleaned = -0.000326979 Jy ! Component: 150 - total flux cleaned = -0.000387426 Jy ! Component: 200 - total flux cleaned = -0.000422207 Jy ! Total flux subtracted in 200 components = -0.000422207 Jy ! Clean residual min=-0.001663 max=0.001751 Jy/beam ! Clean residual mean=0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.208944 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 0.208944 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=0.053576Jy sigma=0.479483 ! Fit after self-cal, rms=0.053591Jy sigma=0.479436 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) ! Added new window around map position (44.2, 37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000927255 Jy ! Component: 100 - total flux cleaned = 0.000788654 Jy ! Component: 150 - total flux cleaned = 0.000625884 Jy ! Component: 200 - total flux cleaned = 0.000602476 Jy ! Total flux subtracted in 200 components = 0.000602476 Jy ! Clean residual min=-0.001740 max=0.001585 Jy/beam ! Clean residual mean=0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.209546 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 62 components and 0.209546 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=0.053532Jy sigma=0.478977 ! Fit after self-cal, rms=0.053531Jy sigma=0.478941 ! 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=0.053531Jy sigma=0.478941 ! Fit after self-cal, rms=0.053514Jy sigma=0.478872 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8765 mas, bmaj=1.805 mas, bpa=-2.189 degrees ! Estimated noise=0.812094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000168827 Jy ! Component: 100 - total flux cleaned = 5.1814e-05 Jy ! Component: 150 - total flux cleaned = -1.01082e-05 Jy ! Component: 200 - total flux cleaned = -4.84657e-05 Jy ! Total flux subtracted in 200 components = -4.84657e-05 Jy ! Clean residual min=-0.001713 max=0.001569 Jy/beam ! Clean residual mean=-0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.209498 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.209498 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=0.053492Jy sigma=0.478715 ! Fit after self-cal, rms=0.053492Jy sigma=0.478702 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 = 4.65237e-05 Jy ! Component: 100 - total flux cleaned = 1.13419e-05 Jy ! Component: 150 - total flux cleaned = -5.21072e-06 Jy ! Component: 200 - total flux cleaned = -3.71869e-05 Jy ! Total flux subtracted in 200 components = -3.71869e-05 Jy ! Clean residual min=-0.001701 max=0.001555 Jy/beam ! Clean residual mean=-0.000000 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.209461 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.209461 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=0.053479Jy sigma=0.478620 ! Fit after self-cal, rms=0.053479Jy sigma=0.478612 ! 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=0.053479Jy sigma=0.478612 ! Fit after self-cal, rms=0.053468Jy sigma=0.478590 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.127 mas, bmaj=2.717 mas, bpa=-3.876 degrees ! Estimated noise=1.0187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.94423e-05 Jy ! Component: 100 - total flux cleaned = -0.000130059 Jy ! Component: 150 - total flux cleaned = -0.0001589 Jy ! Component: 200 - total flux cleaned = -0.000171992 Jy ! Total flux subtracted in 200 components = -0.000171992 Jy ! Clean residual min=-0.001730 max=0.001740 Jy/beam ! Clean residual mean=0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.209289 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 74 components and 0.209289 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=0.053468Jy sigma=0.478578 ! Fit after self-cal, rms=0.053468Jy sigma=0.478572 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 = 5.23976e-05 Jy ! Component: 100 - total flux cleaned = 7.47434e-05 Jy ! Component: 150 - total flux cleaned = 8.51175e-05 Jy ! Component: 200 - total flux cleaned = 0.00010397 Jy ! Total flux subtracted in 200 components = 0.00010397 Jy ! Clean residual min=-0.001717 max=0.001744 Jy/beam ! Clean residual mean=0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.209393 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 76 components and 0.209393 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=0.053470Jy sigma=0.478588 ! Fit after self-cal, rms=0.053470Jy sigma=0.478587 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8773 mas, bmaj=1.805 mas, bpa=-2.152 degrees ! Estimated noise=0.811948 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8773 x 1.805 at -2.152 degrees (North through East) ! Clean map min=-0.0014613 max=0.17947 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6997 mas, bmaj=1.531 mas, bpa=-0.89 degrees ! Estimated noise=1.206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135735 Jy ! Component: 100 - total flux cleaned = 0.171588 Jy ! Component: 150 - total flux cleaned = 0.187243 Jy ! Component: 200 - total flux cleaned = 0.195278 Jy ! Total flux subtracted in 200 components = 0.195278 Jy ! Clean residual min=-0.003089 max=0.004006 Jy/beam ! Clean residual mean=0.000007 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.195278 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.195278 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8773 mas, bmaj=1.805 mas, bpa=-2.152 degrees ! Estimated noise=0.811948 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 = 0.00576125 Jy ! Component: 100 - total flux cleaned = 0.00886537 Jy ! Component: 150 - total flux cleaned = 0.0109666 Jy ! Component: 200 - total flux cleaned = 0.0119415 Jy ! Total flux subtracted in 200 components = 0.0119415 Jy ! Clean residual min=-0.001755 max=0.001554 Jy/beam ! Clean residual mean=0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.20722 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 29 components and 0.20722 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=2.127 mas, bmaj=2.717 mas, bpa=-3.876 degrees ! Estimated noise=1.0187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120556 Jy ! Component: 100 - total flux cleaned = 0.00147895 Jy ! Component: 150 - total flux cleaned = 0.00160156 Jy ! Component: 200 - total flux cleaned = 0.00170749 Jy ! Total flux subtracted in 200 components = 0.00170749 Jy ! Clean residual min=-0.001829 max=0.001724 Jy/beam ! Clean residual mean=0.000002 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.208927 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.50399e-05 Jy ! Component: 100 - total flux cleaned = 0.000104882 Jy ! Component: 150 - total flux cleaned = 0.000164741 Jy ! Component: 200 - total flux cleaned = 0.000205782 Jy ! Total flux subtracted in 200 components = 0.000205782 Jy ! Clean residual min=-0.001772 max=0.001714 Jy/beam ! Clean residual mean=0.000002 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.209133 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 54 components and 0.209133 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8773 mas, bmaj=1.805 mas, bpa=-2.152 degrees ! Estimated noise=0.811948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00021574 Jy ! Component: 100 - total flux cleaned = -0.000246421 Jy ! Component: 150 - total flux cleaned = -0.000246851 Jy ! Component: 200 - total flux cleaned = -0.000198228 Jy ! Total flux subtracted in 200 components = -0.000198228 Jy ! Clean residual min=-0.001553 max=0.001586 Jy/beam ! Clean residual mean=0.000000 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.208935 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.208935 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=0.053526Jy sigma=0.478988 ! Fit after self-cal, rms=0.053514Jy sigma=0.478925 wmodel J0518+2054_X_b_map.mod ! Writing 66 model components to file: J0518+2054_X_b_map.mod wobs J0518+2054_X_b_uvs.fits ! Writing UV FITS file: J0518+2054_X_b_uvs.fits wwins J0518+2054_X_b_map.win ! wwins: Wrote 3 windows to J0518+2054_X_b_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 = -3.03e-05 Jy ! Component: 100 - total flux cleaned = -5.7035e-05 Jy ! Component: 150 - total flux cleaned = -0.000188778 Jy ! Component: 200 - total flux cleaned = -0.00041681 Jy ! Component: 250 - total flux cleaned = -0.000564165 Jy ! Component: 300 - total flux cleaned = -0.000708306 Jy ! Component: 350 - total flux cleaned = -0.000802011 Jy ! Component: 400 - total flux cleaned = -0.000961913 Jy ! Component: 450 - total flux cleaned = -0.00100631 Jy ! Component: 500 - total flux cleaned = -0.00109388 Jy ! Component: 550 - total flux cleaned = -0.00109348 Jy ! Component: 600 - total flux cleaned = -0.00115686 Jy ! Component: 650 - total flux cleaned = -0.00113605 Jy ! Component: 700 - total flux cleaned = -0.00119781 Jy ! Component: 750 - total flux cleaned = -0.00117754 Jy ! Component: 800 - total flux cleaned = -0.00123778 Jy ! Component: 850 - total flux cleaned = -0.00127698 Jy ! Component: 900 - total flux cleaned = -0.00127693 Jy ! Component: 950 - total flux cleaned = -0.0012767 Jy ! Component: 1000 - total flux cleaned = -0.0012959 Jy ! Component: 1050 - total flux cleaned = -0.00129586 Jy ! Component: 1100 - total flux cleaned = -0.00140688 Jy ! Component: 1150 - total flux cleaned = -0.00135163 Jy ! Component: 1200 - total flux cleaned = -0.00127901 Jy ! Component: 1250 - total flux cleaned = -0.00127917 Jy ! Component: 1300 - total flux cleaned = -0.00127941 Jy ! Component: 1350 - total flux cleaned = -0.00127957 Jy ! Component: 1400 - total flux cleaned = -0.00131442 Jy ! Component: 1450 - total flux cleaned = -0.00122812 Jy ! Component: 1500 - total flux cleaned = -0.00124514 Jy ! Component: 1550 - total flux cleaned = -0.00117748 Jy ! Component: 1600 - total flux cleaned = -0.00107714 Jy ! Component: 1650 - total flux cleaned = -0.00107686 Jy ! Component: 1700 - total flux cleaned = -0.001044 Jy ! Component: 1750 - total flux cleaned = -0.00102777 Jy ! Component: 1800 - total flux cleaned = -0.00102785 Jy ! Component: 1850 - total flux cleaned = -0.00106002 Jy ! Component: 1900 - total flux cleaned = -0.000980578 Jy ! Component: 1950 - total flux cleaned = -0.000996181 Jy ! Component: 2000 - total flux cleaned = -0.000964975 Jy ! Component: 2050 - total flux cleaned = -0.000933766 Jy ! Component: 2100 - total flux cleaned = -0.000918418 Jy ! Component: 2150 - total flux cleaned = -0.000887915 Jy ! Component: 2200 - total flux cleaned = -0.00090315 Jy ! Component: 2250 - total flux cleaned = -0.000843063 Jy ! Component: 2300 - total flux cleaned = -0.000858161 Jy ! Component: 2350 - total flux cleaned = -0.000828382 Jy ! Component: 2400 - total flux cleaned = -0.00079906 Jy ! Component: 2450 - total flux cleaned = -0.000813703 Jy ! Component: 2500 - total flux cleaned = -0.000799215 Jy ! Component: 2550 - total flux cleaned = -0.000842332 Jy ! Component: 2600 - total flux cleaned = -0.000770848 Jy ! Component: 2650 - total flux cleaned = -0.000784964 Jy ! Component: 2700 - total flux cleaned = -0.000756609 Jy ! Component: 2750 - total flux cleaned = -0.000728615 Jy ! Component: 2800 - total flux cleaned = -0.000672987 Jy ! Component: 2850 - total flux cleaned = -0.000728308 Jy ! Component: 2900 - total flux cleaned = -0.00072827 Jy ! Component: 2950 - total flux cleaned = -0.000660035 Jy ! Component: 3000 - total flux cleaned = -0.000673633 Jy ! Component: 3050 - total flux cleaned = -0.000687132 Jy ! Component: 3100 - total flux cleaned = -0.000620228 Jy ! Component: 3150 - total flux cleaned = -0.000607049 Jy ! Component: 3200 - total flux cleaned = -0.000554194 Jy ! Component: 3250 - total flux cleaned = -0.0005806 Jy ! Component: 3300 - total flux cleaned = -0.000541363 Jy ! Component: 3350 - total flux cleaned = -0.000515449 Jy ! Component: 3400 - total flux cleaned = -0.000502447 Jy ! Component: 3450 - total flux cleaned = -0.000553956 Jy ! Component: 3500 - total flux cleaned = -0.00052849 Jy ! Component: 3550 - total flux cleaned = -0.000502954 Jy ! Component: 3600 - total flux cleaned = -0.000477689 Jy ! Component: 3650 - total flux cleaned = -0.000465126 Jy ! Component: 3700 - total flux cleaned = -0.000515197 Jy ! Component: 3750 - total flux cleaned = -0.000428124 Jy ! Component: 3800 - total flux cleaned = -0.000390919 Jy ! Component: 3850 - total flux cleaned = -0.000329408 Jy ! Component: 3900 - total flux cleaned = -0.000402956 Jy ! Component: 3950 - total flux cleaned = -0.000366428 Jy ! Component: 4000 - total flux cleaned = -0.000427159 Jy ! Component: 4050 - total flux cleaned = -0.000415006 Jy ! Total flux subtracted in 4096 components = -0.000354966 Jy ! Clean residual min=-0.000677 max=0.000722 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.20858 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 364 components and 0.20858 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0518+2054_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8773 x 1.805 at -2.152 degrees (North through East) ! Clean map min=-0.0011846 max=0.1797 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0518+2054_X_b_map.fits wmodel /image_prod/ug002_uva//J0518+2054_X_b_map.mod ! Writing 364 model components to file: /image_prod/ug002_uva//J0518+2054_X_b_map.mod wobs /image_prod/ug002_uva//J0518+2054_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0518+2054_X_b_uvs.fits wwins /image_prod/ug002_uva//J0518+2054_X_b_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0518+2054_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.179696 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00020268 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.338373 0.338373 0.676745 1.35349 2.70698 5.41396 10.8279 21.6559 43.3117 86.6234 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.179 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 886.596 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0518+2054_X_b_dfm.log closed on Wed Mar 4 20:47:01 2020