! Started logfile: /image_prod/ug002_uva//J0250-2627_X_dfm.log on Wed Mar 4 19:40:45 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//J0250-2627_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0250-2627_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.981333 visibilities/baseline/integration-bin. ! Found source: J0250-2627 ! ! 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 26496 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 J0250-2627_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024227Jy sigma=8.193919 ! Fit after self-cal, rms=0.810397Jy sigma=6.398344 ! 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=0.6336 mas, bmaj=1.71 mas, bpa=-0.6638 degrees ! Estimated noise=1.16608 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 = 0.1455 Jy ! Component: 100 - total flux cleaned = 0.185659 Jy ! Total flux subtracted in 100 components = 0.185659 Jy ! Clean residual min=-0.005956 max=0.015461 Jy/beam ! Clean residual mean=-0.000011 rms=0.001625 Jy/beam ! Combined flux in latest and established models = 0.185659 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.185659 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=0.075931Jy sigma=0.535005 ! Fit after self-cal, rms=0.075958Jy sigma=0.534917 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151881 Jy ! Component: 100 - total flux cleaned = 0.0220286 Jy ! Total flux subtracted in 100 components = 0.0220286 Jy ! Clean residual min=-0.005203 max=0.006932 Jy/beam ! Clean residual mean=-0.000006 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.207688 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.207688 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=0.072657Jy sigma=0.492531 ! Fit after self-cal, rms=0.072674Jy sigma=0.492504 ! 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=0.8455 mas, bmaj=2.163 mas, bpa=-0.7743 degrees ! Estimated noise=0.561419 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 (-1.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00889524 Jy ! Component: 100 - total flux cleaned = 0.0141072 Jy ! Component: 150 - total flux cleaned = 0.0171014 Jy ! Component: 200 - total flux cleaned = 0.0175076 Jy ! Total flux subtracted in 200 components = 0.0175076 Jy ! Clean residual min=-0.005562 max=0.006843 Jy/beam ! Clean residual mean=-0.000006 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.225195 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 40 components and 0.225195 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=0.071453Jy sigma=0.482040 ! Fit after self-cal, rms=0.071369Jy sigma=0.481035 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8455 x 2.163 at -0.7743 degrees (North through East) ! Clean map min=-0.0049822 max=0.19155 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.11 KP 1.02 ! LA 1.03 MK 1.04 NL 1.06 OV 0.91 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.12 KP 1.01 ! LA 1.04 MK 1.02 NL 1.05 OV 0.91 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.10 KP 1.01 ! LA 1.03 MK 1.02 NL 1.05 OV 0.92 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.09 KP 1.01 ! LA 1.03 MK 1.05 NL 1.05 OV 0.92 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.09 KP 1.02 ! LA 1.06 MK 1.04 NL 1.03 OV 0.91 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.05 KP 1.00 ! LA 1.04 MK 1.00 NL 1.05 OV 0.92 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.10 KP 1.03 ! LA 1.06 MK 1.02 NL 1.03 OV 0.91 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.09 KP 1.02 ! LA 1.04 MK 1.01 NL 1.05 OV 0.90 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.06 KP 1.01 ! LA 1.04 MK 1.03 NL 1.05 OV 0.91 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.06 KP 1.02 ! LA 1.04 MK 1.02 NL 1.03 OV 0.91 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.03 KP 1.03 ! LA 1.05 MK 1.01 NL 1.06 OV 0.91 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.06 KP 1.01 ! LA 1.05 MK 1.02 NL 1.05 OV 0.92 ! PT 0.89 SC 1.00 ! ! ! Fit before self-cal, rms=0.071369Jy sigma=0.481035 ! Fit after self-cal, rms=0.071237Jy sigma=0.465279 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8514 mas, bmaj=2.17 mas, bpa=-0.242 degrees ! Estimated noise=0.558466 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 (-4.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114826 Jy ! Component: 100 - total flux cleaned = 0.00114178 Jy ! Component: 150 - total flux cleaned = 0.0013074 Jy ! Component: 200 - total flux cleaned = 0.00145358 Jy ! Total flux subtracted in 200 components = 0.00145358 Jy ! Clean residual min=-0.003003 max=0.003141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.226649 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 58 components and 0.226649 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=0.070835Jy sigma=0.462601 ! Fit after self-cal, rms=0.070844Jy sigma=0.462280 ! 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=0.070844Jy sigma=0.462280 ! Fit after self-cal, rms=0.072517Jy sigma=0.456193 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8517 mas, bmaj=2.172 mas, bpa=-0.3623 degrees ! Estimated noise=0.557831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000429058 Jy ! Component: 100 - total flux cleaned = -0.000285426 Jy ! Component: 150 - total flux cleaned = -0.0002486 Jy ! Component: 200 - total flux cleaned = -0.000215703 Jy ! Total flux subtracted in 200 components = -0.000215703 Jy ! Clean residual min=-0.001660 max=0.001964 Jy/beam ! Clean residual mean=-0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.226433 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.226433 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=0.072450Jy sigma=0.455608 ! Fit after self-cal, rms=0.072475Jy sigma=0.455533 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 (-7.8, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164929 Jy ! Component: 100 - total flux cleaned = 0.00178185 Jy ! Component: 150 - total flux cleaned = 0.00199913 Jy ! Component: 200 - total flux cleaned = 0.0022299 Jy ! Total flux subtracted in 200 components = 0.0022299 Jy ! Clean residual min=-0.001522 max=0.001713 Jy/beam ! Clean residual mean=-0.000001 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.228663 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 105 components and 0.228663 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=0.072402Jy sigma=0.454999 ! Fit after self-cal, rms=0.072403Jy sigma=0.454963 ! 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=0.072403Jy sigma=0.454963 ! Fit after self-cal, rms=0.074286Jy sigma=0.454190 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=2.174 mas, bpa=-0.3555 degrees ! Estimated noise=0.557062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00028372 Jy ! Component: 100 - total flux cleaned = -5.85739e-05 Jy ! Component: 150 - total flux cleaned = 4.07917e-05 Jy ! Component: 200 - total flux cleaned = 0.000156467 Jy ! Total flux subtracted in 200 components = 0.000156467 Jy ! Clean residual min=-0.001351 max=0.001229 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.22882 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 118 components and 0.22882 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=0.074238Jy sigma=0.453878 ! Fit after self-cal, rms=0.074253Jy sigma=0.453861 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 = -4.38719e-05 Jy ! Component: 100 - total flux cleaned = 2.84653e-05 Jy ! Component: 150 - total flux cleaned = 9.63362e-05 Jy ! Component: 200 - total flux cleaned = 0.000159545 Jy ! Total flux subtracted in 200 components = 0.000159545 Jy ! Clean residual min=-0.001333 max=0.001170 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.228979 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 130 components and 0.228979 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=0.074234Jy sigma=0.453753 ! Fit after self-cal, rms=0.074233Jy sigma=0.453751 ! 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=0.074233Jy sigma=0.453751 ! Fit after self-cal, rms=0.074500Jy sigma=0.453681 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.255 mas, bmaj=5.575 mas, bpa=2.653 degrees ! Estimated noise=0.665183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000223382 Jy ! Component: 100 - total flux cleaned = -0.000267517 Jy ! Component: 150 - total flux cleaned = -0.000267587 Jy ! Component: 200 - total flux cleaned = -0.00025055 Jy ! Total flux subtracted in 200 components = -0.00025055 Jy ! Clean residual min=-0.001312 max=0.001238 Jy/beam ! Clean residual mean=-0.000002 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.228729 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 0.228729 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=0.074485Jy sigma=0.453626 ! Fit after self-cal, rms=0.074487Jy sigma=0.453620 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 = 1.64802e-05 Jy ! Component: 100 - total flux cleaned = 1.71212e-06 Jy ! Component: 150 - total flux cleaned = 2.72521e-05 Jy ! Component: 200 - total flux cleaned = 3.90991e-05 Jy ! Total flux subtracted in 200 components = 3.90991e-05 Jy ! Clean residual min=-0.001316 max=0.001258 Jy/beam ! Clean residual mean=-0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.228768 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 152 components and 0.228768 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=0.074483Jy sigma=0.453612 ! Fit after self-cal, rms=0.074482Jy sigma=0.453612 ! 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=0.852 mas, bmaj=2.174 mas, bpa=-0.3384 degrees ! Estimated noise=0.55654 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.852 x 2.174 at -0.3384 degrees (North through East) ! Clean map min=-0.0026945 max=0.19161 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=0.6369 mas, bmaj=1.712 mas, bpa=-0.1447 degrees ! Estimated noise=1.16764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145565 Jy ! Component: 100 - total flux cleaned = 0.184584 Jy ! Component: 150 - total flux cleaned = 0.19936 Jy ! Component: 200 - total flux cleaned = 0.206213 Jy ! Total flux subtracted in 200 components = 0.206213 Jy ! Clean residual min=-0.003059 max=0.004218 Jy/beam ! Clean residual mean=-0.000003 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.206213 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.206213 Jy ! Inverting map and beam ! Estimated beam: bmin=0.852 mas, bmaj=2.174 mas, bpa=-0.3384 degrees ! Estimated noise=0.55654 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 = 0.00609066 Jy ! Component: 100 - total flux cleaned = 0.0100064 Jy ! Component: 150 - total flux cleaned = 0.0129353 Jy ! Component: 200 - total flux cleaned = 0.0152608 Jy ! Total flux subtracted in 200 components = 0.0152608 Jy ! Clean residual min=-0.001617 max=0.001950 Jy/beam ! Clean residual mean=-0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.221474 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 55 components and 0.221474 Jy ! Inverting map ! Added new window around map position (7.8, -22.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202633 Jy ! Component: 100 - total flux cleaned = 0.00358361 Jy ! Component: 150 - total flux cleaned = 0.0045851 Jy ! Component: 200 - total flux cleaned = 0.00500459 Jy ! Total flux subtracted in 200 components = 0.00500459 Jy ! Clean residual min=-0.001472 max=0.001435 Jy/beam ! Clean residual mean=-0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.226479 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 77 components and 0.226479 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=2.255 mas, bmaj=5.575 mas, bpa=2.653 degrees ! Estimated noise=0.665183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101915 Jy ! Component: 100 - total flux cleaned = 0.00161899 Jy ! Component: 150 - total flux cleaned = 0.00189858 Jy ! Component: 200 - total flux cleaned = 0.00208001 Jy ! Total flux subtracted in 200 components = 0.00208001 Jy ! Clean residual min=-0.001333 max=0.001207 Jy/beam ! Clean residual mean=-0.000002 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.228559 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 = 0.000132616 Jy ! Component: 100 - total flux cleaned = 0.000205104 Jy ! Component: 150 - total flux cleaned = 0.000270629 Jy ! Component: 200 - total flux cleaned = 0.000310333 Jy ! Total flux subtracted in 200 components = 0.000310333 Jy ! Clean residual min=-0.001337 max=0.001231 Jy/beam ! Clean residual mean=-0.000002 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.228869 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 114 components and 0.228869 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.852 mas, bmaj=2.174 mas, bpa=-0.3384 degrees ! Estimated noise=0.55654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000316108 Jy ! Component: 100 - total flux cleaned = -0.0002187 Jy ! Component: 150 - total flux cleaned = -0.000160137 Jy ! Component: 200 - total flux cleaned = -8.07355e-05 Jy ! Total flux subtracted in 200 components = -8.07355e-05 Jy ! Clean residual min=-0.001420 max=0.001272 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.228788 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 0.228788 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=0.074498Jy sigma=0.453621 ! Fit after self-cal, rms=0.074483Jy sigma=0.453558 wmodel J0250-2627_X_map.mod ! Writing 132 model components to file: J0250-2627_X_map.mod wobs J0250-2627_X_uvs.fits ! Writing UV FITS file: J0250-2627_X_uvs.fits wwins J0250-2627_X_map.win ! wwins: Wrote 5 windows to J0250-2627_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000230881 Jy ! Component: 100 - total flux cleaned = -0.000381268 Jy ! Component: 150 - total flux cleaned = -0.000503971 Jy ! Component: 200 - total flux cleaned = -0.000504495 Jy ! Component: 250 - total flux cleaned = -0.000447926 Jy ! Component: 300 - total flux cleaned = -0.00044789 Jy ! Component: 350 - total flux cleaned = -0.000412466 Jy ! Component: 400 - total flux cleaned = -0.000325683 Jy ! Component: 450 - total flux cleaned = -0.000240629 Jy ! Component: 500 - total flux cleaned = -0.000174234 Jy ! Component: 550 - total flux cleaned = -0.000157595 Jy ! Component: 600 - total flux cleaned = -6.09931e-05 Jy ! Component: 650 - total flux cleaned = -6.07591e-05 Jy ! Component: 700 - total flux cleaned = 1.44619e-06 Jy ! Component: 750 - total flux cleaned = 4.72622e-05 Jy ! Component: 800 - total flux cleaned = 7.73063e-05 Jy ! Component: 850 - total flux cleaned = 4.75836e-05 Jy ! Component: 900 - total flux cleaned = 3.29279e-05 Jy ! Component: 950 - total flux cleaned = 1.88841e-05 Jy ! Component: 1000 - total flux cleaned = 6.19991e-05 Jy ! Component: 1050 - total flux cleaned = 6.19993e-05 Jy ! Component: 1100 - total flux cleaned = 2.00371e-05 Jy ! Component: 1150 - total flux cleaned = 4.78643e-05 Jy ! Component: 1200 - total flux cleaned = 2.04183e-05 Jy ! Component: 1250 - total flux cleaned = 3.41092e-05 Jy ! Component: 1300 - total flux cleaned = 3.40395e-05 Jy ! Component: 1350 - total flux cleaned = 3.3975e-05 Jy ! Component: 1400 - total flux cleaned = 6.02892e-05 Jy ! Component: 1450 - total flux cleaned = 8.63059e-05 Jy ! Component: 1500 - total flux cleaned = 0.000111871 Jy ! Component: 1550 - total flux cleaned = 7.36918e-05 Jy ! Component: 1600 - total flux cleaned = 0.000136853 Jy ! Component: 1650 - total flux cleaned = 0.000149376 Jy ! Component: 1700 - total flux cleaned = 0.000161824 Jy ! Component: 1750 - total flux cleaned = 0.000211047 Jy ! Component: 1800 - total flux cleaned = 0.000198765 Jy ! Component: 1850 - total flux cleaned = 0.00023499 Jy ! Component: 1900 - total flux cleaned = 0.000222967 Jy ! Component: 1950 - total flux cleaned = 0.000246639 Jy ! Component: 2000 - total flux cleaned = 0.00021133 Jy ! Component: 2050 - total flux cleaned = 0.000269576 Jy ! Component: 2100 - total flux cleaned = 0.000234736 Jy ! Component: 2150 - total flux cleaned = 0.000246052 Jy ! Component: 2200 - total flux cleaned = 0.000257536 Jy ! Component: 2250 - total flux cleaned = 0.000314122 Jy ! Component: 2300 - total flux cleaned = 0.000291638 Jy ! Component: 2350 - total flux cleaned = 0.000325186 Jy ! Component: 2400 - total flux cleaned = 0.000358334 Jy ! Component: 2450 - total flux cleaned = 0.000380312 Jy ! Component: 2500 - total flux cleaned = 0.000369453 Jy ! Component: 2550 - total flux cleaned = 0.000391033 Jy ! Component: 2600 - total flux cleaned = 0.000412551 Jy ! Component: 2650 - total flux cleaned = 0.000465845 Jy ! Component: 2700 - total flux cleaned = 0.000476349 Jy ! Component: 2750 - total flux cleaned = 0.000518446 Jy ! Component: 2800 - total flux cleaned = 0.000518514 Jy ! Component: 2850 - total flux cleaned = 0.000528966 Jy ! Component: 2900 - total flux cleaned = 0.000539268 Jy ! Component: 2950 - total flux cleaned = 0.000600718 Jy ! Component: 3000 - total flux cleaned = 0.000610855 Jy ! Component: 3050 - total flux cleaned = 0.000621017 Jy ! Component: 3100 - total flux cleaned = 0.000601043 Jy ! Component: 3150 - total flux cleaned = 0.000671014 Jy ! Component: 3200 - total flux cleaned = 0.00070074 Jy ! Component: 3250 - total flux cleaned = 0.000700741 Jy ! Component: 3300 - total flux cleaned = 0.000710571 Jy ! Component: 3350 - total flux cleaned = 0.00072031 Jy ! Component: 3400 - total flux cleaned = 0.000729933 Jy ! Component: 3450 - total flux cleaned = 0.000729899 Jy ! Component: 3500 - total flux cleaned = 0.000720292 Jy ! Component: 3550 - total flux cleaned = 0.000720275 Jy ! Component: 3600 - total flux cleaned = 0.000739122 Jy ! Component: 3650 - total flux cleaned = 0.000729775 Jy ! Component: 3700 - total flux cleaned = 0.000729807 Jy ! Component: 3750 - total flux cleaned = 0.000748369 Jy ! Component: 3800 - total flux cleaned = 0.000757607 Jy ! Component: 3850 - total flux cleaned = 0.000775997 Jy ! Component: 3900 - total flux cleaned = 0.000785032 Jy ! Component: 3950 - total flux cleaned = 0.000812236 Jy ! Component: 4000 - total flux cleaned = 0.00081222 Jy ! Component: 4050 - total flux cleaned = 0.000821191 Jy ! Total flux subtracted in 4096 components = 0.000812278 Jy ! Clean residual min=-0.000501 max=0.000530 Jy/beam ! Clean residual mean=0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.229601 Jy keep ! Adding 262 model components to the UV plane model. ! The established model now contains 394 components and 0.229601 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0250-2627_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.852 x 2.174 at -0.3384 degrees (North through East) ! Clean map min=-0.001313 max=0.19147 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0250-2627_X_map.fits wmodel /image_prod/ug002_uva//J0250-2627_X_map.mod ! Writing 394 model components to file: /image_prod/ug002_uva//J0250-2627_X_map.mod wobs /image_prod/ug002_uva//J0250-2627_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0250-2627_X_uvs.fits wwins /image_prod/ug002_uva//J0250-2627_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0250-2627_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.191473 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150209 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.235347 0.235347 0.470695 0.94139 1.88278 3.76556 7.53112 15.0622 30.1245 60.249 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.191 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1274.71 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0250-2627_X_dfm.log closed on Wed Mar 4 19:40:50 2020