! Started logfile: /image_prod/ug002_uva//J0639-2141_X_dfm.log on Wed Mar 4 21:25:40 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//J0639-2141_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0639-2141_X_uva.fits ! AN table 1: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.678571 visibilities/baseline/integration-bin. ! Found source: J0639-2141 ! ! 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 11400 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 J0639-2141_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 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002182Jy sigma=8.136881 ! Fit after self-cal, rms=0.958057Jy sigma=7.776404 ! 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=0.6043 mas, bmaj=1.807 mas, bpa=-18.04 degrees ! Estimated noise=1.90476 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 = 0.0325932 Jy ! Component: 100 - total flux cleaned = 0.0404373 Jy ! Total flux subtracted in 100 components = 0.0404373 Jy ! Clean residual min=-0.005069 max=0.005090 Jy/beam ! Clean residual mean=-0.000020 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.0404373 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0404373 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=0.062359Jy sigma=0.462429 ! Fit after self-cal, rms=0.061095Jy sigma=0.452085 ! 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=0.7716 mas, bmaj=2.147 mas, bpa=-16.01 degrees ! Estimated noise=0.830842 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 = 0.00675308 Jy ! Component: 100 - total flux cleaned = 0.0098333 Jy ! Component: 150 - total flux cleaned = 0.0114448 Jy ! Component: 200 - total flux cleaned = 0.0119725 Jy ! Total flux subtracted in 200 components = 0.0119725 Jy ! Clean residual min=-0.003190 max=0.003775 Jy/beam ! Clean residual mean=-0.000020 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.0524098 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.0524098 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=0.060451Jy sigma=0.445834 ! Fit after self-cal, rms=0.060456Jy sigma=0.445477 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7716 x 2.147 at -16.01 degrees (North through East) ! Clean map min=-0.0030466 max=0.0451 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 1.08 LA 1.04 MK 1.14 ! NL 1.16 OV 0.86 PT 0.78 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.90 LA 1.00 MK 1.14 ! NL 1.18 OV 0.84 PT 0.82 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.92 LA 1.09 MK 0.97 ! NL 1.23 OV 0.85 PT 0.95 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.85 LA 1.06 MK 1.08 ! NL 1.13 OV 0.88 PT 0.80 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.89 LA 1.03 MK 1.05 ! NL 1.19 OV 0.85 PT 0.87 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 0.91 LA 1.05 MK 0.97 ! NL 1.07 OV 0.82 PT 0.85 SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.81 LA 1.00 MK 1.04 ! NL 1.12 OV 0.90 PT 0.98 SC 1.32 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.94 LA 1.02 MK 1.04 ! NL 1.18 OV 0.83 PT 0.87 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.98 LA 1.02 MK 1.16 ! NL 1.10 OV 0.88 PT 0.74 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.91 LA 0.95 MK 1.08 ! NL 1.17 OV 0.91 PT 0.88 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.96 LA 1.04 MK 1.12 ! NL 1.16 OV 0.83 PT 0.93 SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.78 LA 1.06 MK 0.90 ! NL 1.12 OV 0.92 PT 0.94 SC 0.89 ! ! ! Fit before self-cal, rms=0.060456Jy sigma=0.445477 ! Fit after self-cal, rms=0.059467Jy sigma=0.441577 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7829 mas, bmaj=2.175 mas, bpa=-15.61 degrees ! Estimated noise=0.8267 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 (1.8, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031238 Jy ! Component: 100 - total flux cleaned = 0.00472723 Jy ! Component: 150 - total flux cleaned = 0.00525285 Jy ! Component: 200 - total flux cleaned = 0.00545608 Jy ! Total flux subtracted in 200 components = 0.00545608 Jy ! Clean residual min=-0.001517 max=0.001753 Jy/beam ! Clean residual mean=-0.000001 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.0578659 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.0578659 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=0.059297Jy sigma=0.440108 ! Fit after self-cal, rms=0.059405Jy sigma=0.439017 ! Inverting map ! Added new window around map position (-17.4, -41.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020083 Jy ! Component: 100 - total flux cleaned = 0.00262855 Jy ! Component: 150 - total flux cleaned = 0.0029443 Jy ! Component: 200 - total flux cleaned = 0.00300074 Jy ! Total flux subtracted in 200 components = 0.00300074 Jy ! Clean residual min=-0.001449 max=0.001694 Jy/beam ! Clean residual mean=-0.000003 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0608666 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 53 components and 0.0608666 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=0.059322Jy sigma=0.438364 ! Fit after self-cal, rms=0.059286Jy sigma=0.438159 ! 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=0.059286Jy sigma=0.438159 ! Fit after self-cal, rms=0.058064Jy sigma=0.437406 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7796 mas, bmaj=2.151 mas, bpa=-15.4 degrees ! Estimated noise=0.817288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125816 Jy ! Component: 100 - total flux cleaned = 0.00167405 Jy ! Component: 150 - total flux cleaned = 0.00188267 Jy ! Component: 200 - total flux cleaned = 0.00194638 Jy ! Total flux subtracted in 200 components = 0.00194638 Jy ! Clean residual min=-0.001290 max=0.001388 Jy/beam ! Clean residual mean=0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.062813 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.062813 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=0.058026Jy sigma=0.437093 ! Fit after self-cal, rms=0.058041Jy sigma=0.436913 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 = 0.000635332 Jy ! Component: 100 - total flux cleaned = 0.000851558 Jy ! Component: 150 - total flux cleaned = 0.000911727 Jy ! Component: 200 - total flux cleaned = 0.000893514 Jy ! Total flux subtracted in 200 components = 0.000893514 Jy ! Clean residual min=-0.001316 max=0.001338 Jy/beam ! Clean residual mean=0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0637065 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.0637065 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=0.058022Jy sigma=0.436778 ! Fit after self-cal, rms=0.058018Jy sigma=0.436747 ! Inverting map ! Added new window around map position (-30.6, 22.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000433213 Jy ! Component: 100 - total flux cleaned = 0.00036249 Jy ! Component: 150 - total flux cleaned = 0.00041355 Jy ! Component: 200 - total flux cleaned = 0.000481683 Jy ! Total flux subtracted in 200 components = 0.000481683 Jy ! Clean residual min=-0.001221 max=0.001079 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0641882 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 93 components and 0.0641882 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=0.057977Jy sigma=0.436453 ! Fit after self-cal, rms=0.057951Jy sigma=0.436374 ! 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=0.057951Jy sigma=0.436374 ! Fit after self-cal, rms=0.057334Jy sigma=0.436235 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.777 mas, bmaj=2.14 mas, bpa=-15.39 degrees ! Estimated noise=0.811485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0004104 Jy ! Component: 100 - total flux cleaned = 0.00054677 Jy ! Component: 150 - total flux cleaned = 0.000688835 Jy ! Component: 200 - total flux cleaned = 0.000790502 Jy ! Total flux subtracted in 200 components = 0.000790502 Jy ! Clean residual min=-0.001288 max=0.000991 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0649787 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 97 components and 0.0649787 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=0.057310Jy sigma=0.436048 ! Fit after self-cal, rms=0.057299Jy sigma=0.436001 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 = 0.000168922 Jy ! Component: 100 - total flux cleaned = 0.000292268 Jy ! Component: 150 - total flux cleaned = 0.000312201 Jy ! Component: 200 - total flux cleaned = 0.000263994 Jy ! Total flux subtracted in 200 components = 0.000263994 Jy ! Clean residual min=-0.001240 max=0.000993 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0652427 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.0652427 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=0.057285Jy sigma=0.435902 ! Fit after self-cal, rms=0.057274Jy sigma=0.435871 ! 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=0.057274Jy sigma=0.435871 ! Fit after self-cal, rms=0.057067Jy sigma=0.435833 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.897 mas, bmaj=4.288 mas, bpa=-5.729 degrees ! Estimated noise=1.10002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000329525 Jy ! Component: 100 - total flux cleaned = 0.000125926 Jy ! Component: 150 - total flux cleaned = 1.53711e-05 Jy ! Component: 200 - total flux cleaned = -3.34041e-05 Jy ! Total flux subtracted in 200 components = -3.34041e-05 Jy ! Clean residual min=-0.000932 max=0.000817 Jy/beam ! Clean residual mean=0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0652093 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 119 components and 0.0652093 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=0.057059Jy sigma=0.435780 ! Fit after self-cal, rms=0.057053Jy sigma=0.435751 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 = -4.55611e-05 Jy ! Component: 100 - total flux cleaned = -6.05618e-05 Jy ! Component: 150 - total flux cleaned = -9.98957e-05 Jy ! Component: 200 - total flux cleaned = -0.000171832 Jy ! Total flux subtracted in 200 components = -0.000171832 Jy ! Clean residual min=-0.000886 max=0.000827 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0650375 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 124 components and 0.0650375 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=0.057051Jy sigma=0.435745 ! Fit after self-cal, rms=0.057062Jy sigma=0.435707 ! 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=0.7756 mas, bmaj=2.134 mas, bpa=-15.37 degrees ! Estimated noise=0.809859 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7756 x 2.134 at -15.37 degrees (North through East) ! Clean map min=-0.0016996 max=0.044084 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=0.6069 mas, bmaj=1.79 mas, bpa=-17.23 degrees ! Estimated noise=1.86331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0323183 Jy ! Component: 100 - total flux cleaned = 0.0406373 Jy ! Component: 150 - total flux cleaned = 0.0457962 Jy ! Component: 200 - total flux cleaned = 0.0485139 Jy ! Total flux subtracted in 200 components = 0.0485139 Jy ! Clean residual min=-0.004280 max=0.003841 Jy/beam ! Clean residual mean=-0.000011 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.048514 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.048514 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7756 mas, bmaj=2.134 mas, bpa=-15.37 degrees ! Estimated noise=0.809859 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) ! Added new window around map position (0.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00530545 Jy ! Component: 100 - total flux cleaned = 0.00874065 Jy ! Component: 150 - total flux cleaned = 0.0113453 Jy ! Component: 200 - total flux cleaned = 0.0125885 Jy ! Total flux subtracted in 200 components = 0.0125885 Jy ! Clean residual min=-0.001705 max=0.001650 Jy/beam ! Clean residual mean=-0.000007 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0611025 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 54 components and 0.0611025 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=1.897 mas, bmaj=4.288 mas, bpa=-5.729 degrees ! Estimated noise=1.10002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193909 Jy ! Component: 100 - total flux cleaned = 0.00253864 Jy ! Component: 150 - total flux cleaned = 0.00286498 Jy ! Component: 200 - total flux cleaned = 0.00300939 Jy ! Total flux subtracted in 200 components = 0.00300939 Jy ! Clean residual min=-0.001226 max=0.001009 Jy/beam ! Clean residual mean=-0.000003 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.0641119 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 = -4.04246e-06 Jy ! Component: 100 - total flux cleaned = 0.000111074 Jy ! Component: 150 - total flux cleaned = 0.000169833 Jy ! Component: 200 - total flux cleaned = 0.000224504 Jy ! Total flux subtracted in 200 components = 0.000224504 Jy ! Clean residual min=-0.001020 max=0.000953 Jy/beam ! Clean residual mean=-0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0643364 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 91 components and 0.0643364 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7756 mas, bmaj=2.134 mas, bpa=-15.37 degrees ! Estimated noise=0.809859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.26343e-05 Jy ! Component: 100 - total flux cleaned = -8.58211e-06 Jy ! Component: 150 - total flux cleaned = 0.000167053 Jy ! Component: 200 - total flux cleaned = 0.000271521 Jy ! Total flux subtracted in 200 components = 0.000271521 Jy ! Clean residual min=-0.001364 max=0.001046 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0646079 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 112 components and 0.0646079 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=0.057087Jy sigma=0.435896 ! Fit after self-cal, rms=0.057090Jy sigma=0.435827 wmodel J0639-2141_X_map.mod ! Writing 112 model components to file: J0639-2141_X_map.mod wobs J0639-2141_X_uvs.fits ! Writing UV FITS file: J0639-2141_X_uvs.fits wwins J0639-2141_X_map.win ! wwins: Wrote 5 windows to J0639-2141_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 = -0.000511258 Jy ! Component: 100 - total flux cleaned = -0.000711036 Jy ! Component: 150 - total flux cleaned = -0.000828331 Jy ! Component: 200 - total flux cleaned = -0.000844665 Jy ! Component: 250 - total flux cleaned = -0.000814418 Jy ! Component: 300 - total flux cleaned = -0.00078494 Jy ! Component: 350 - total flux cleaned = -0.000742418 Jy ! Component: 400 - total flux cleaned = -0.000742277 Jy ! Component: 450 - total flux cleaned = -0.000715308 Jy ! Component: 500 - total flux cleaned = -0.00070215 Jy ! Component: 550 - total flux cleaned = -0.000613072 Jy ! Component: 600 - total flux cleaned = -0.000550578 Jy ! Component: 650 - total flux cleaned = -0.000452998 Jy ! Component: 700 - total flux cleaned = -0.000392961 Jy ! Component: 750 - total flux cleaned = -0.000334126 Jy ! Component: 800 - total flux cleaned = -0.00027612 Jy ! Component: 850 - total flux cleaned = -0.000185055 Jy ! Component: 900 - total flux cleaned = -0.000117941 Jy ! Component: 950 - total flux cleaned = -5.19478e-05 Jy ! Component: 1000 - total flux cleaned = -8.54349e-06 Jy ! Component: 1050 - total flux cleaned = 4.49288e-05 Jy ! Component: 1100 - total flux cleaned = 7.66912e-05 Jy ! Component: 1150 - total flux cleaned = 0.000129089 Jy ! Component: 1200 - total flux cleaned = 0.000191074 Jy ! Component: 1250 - total flux cleaned = 0.000231863 Jy ! Component: 1300 - total flux cleaned = 0.000312104 Jy ! Component: 1350 - total flux cleaned = 0.000321939 Jy ! Component: 1400 - total flux cleaned = 0.000351361 Jy ! Component: 1450 - total flux cleaned = 0.000380435 Jy ! Component: 1500 - total flux cleaned = 0.000409121 Jy ! Component: 1550 - total flux cleaned = 0.000446797 Jy ! Component: 1600 - total flux cleaned = 0.000474516 Jy ! Component: 1650 - total flux cleaned = 0.000520415 Jy ! Component: 1700 - total flux cleaned = 0.00056579 Jy ! Component: 1750 - total flux cleaned = 0.000574759 Jy ! Component: 1800 - total flux cleaned = 0.000628253 Jy ! Component: 1850 - total flux cleaned = 0.000663471 Jy ! Component: 1900 - total flux cleaned = 0.000689627 Jy ! Component: 1950 - total flux cleaned = 0.000698188 Jy ! Component: 2000 - total flux cleaned = 0.000732358 Jy ! Component: 2050 - total flux cleaned = 0.000723862 Jy ! Component: 2100 - total flux cleaned = 0.000723761 Jy ! Component: 2150 - total flux cleaned = 0.000715432 Jy ! Component: 2200 - total flux cleaned = 0.00072375 Jy ! Component: 2250 - total flux cleaned = 0.000715595 Jy ! Component: 2300 - total flux cleaned = 0.000715586 Jy ! Component: 2350 - total flux cleaned = 0.000715591 Jy ! Component: 2400 - total flux cleaned = 0.000699568 Jy ! Component: 2450 - total flux cleaned = 0.000691622 Jy ! Component: 2500 - total flux cleaned = 0.000683697 Jy ! Component: 2550 - total flux cleaned = 0.00067586 Jy ! Component: 2600 - total flux cleaned = 0.000668063 Jy ! Component: 2650 - total flux cleaned = 0.000637124 Jy ! Component: 2700 - total flux cleaned = 0.000629422 Jy ! Component: 2750 - total flux cleaned = 0.000614228 Jy ! Component: 2800 - total flux cleaned = 0.000599101 Jy ! Component: 2850 - total flux cleaned = 0.000591588 Jy ! Component: 2900 - total flux cleaned = 0.000606555 Jy ! Component: 2950 - total flux cleaned = 0.0005991 Jy ! Component: 3000 - total flux cleaned = 0.000591653 Jy ! Component: 3050 - total flux cleaned = 0.000598969 Jy ! Component: 3100 - total flux cleaned = 0.000591641 Jy ! Component: 3150 - total flux cleaned = 0.000598903 Jy ! Component: 3200 - total flux cleaned = 0.000606107 Jy ! Component: 3250 - total flux cleaned = 0.000598925 Jy ! Component: 3300 - total flux cleaned = 0.000591756 Jy ! Component: 3350 - total flux cleaned = 0.000591725 Jy ! Component: 3400 - total flux cleaned = 0.000584635 Jy ! Component: 3450 - total flux cleaned = 0.000591664 Jy ! Component: 3500 - total flux cleaned = 0.000605658 Jy ! Component: 3550 - total flux cleaned = 0.000605626 Jy ! Component: 3600 - total flux cleaned = 0.000584796 Jy ! Component: 3650 - total flux cleaned = 0.000605501 Jy ! Component: 3700 - total flux cleaned = 0.000577989 Jy ! Component: 3750 - total flux cleaned = 0.000571156 Jy ! Component: 3800 - total flux cleaned = 0.000557514 Jy ! Component: 3850 - total flux cleaned = 0.000564294 Jy ! Component: 3900 - total flux cleaned = 0.000557534 Jy ! Component: 3950 - total flux cleaned = 0.000557513 Jy ! Component: 4000 - total flux cleaned = 0.000557521 Jy ! Component: 4050 - total flux cleaned = 0.000504114 Jy ! Total flux subtracted in 4096 components = 0.000517433 Jy ! Clean residual min=-0.000427 max=0.000419 Jy/beam ! Clean residual mean=-0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0651253 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 394 components and 0.0651253 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0639-2141_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7756 x 2.134 at -15.37 degrees (North through East) ! Clean map min=-0.001858 max=0.043864 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0639-2141_X_map.fits wmodel /image_prod/ug002_uva//J0639-2141_X_map.mod ! Writing 394 model components to file: /image_prod/ug002_uva//J0639-2141_X_map.mod wobs /image_prod/ug002_uva//J0639-2141_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0639-2141_X_uvs.fits wwins /image_prod/ug002_uva//J0639-2141_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0639-2141_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0438643 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000107861 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.737693 0.737693 1.47539 2.95077 5.90154 11.8031 23.6062 47.2124 94.4247 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 406.673 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0639-2141_X_dfm.log closed on Wed Mar 4 21:25:45 2020