! Started logfile: /image_prod/ug002_uva//J0258+1142_X_dfm.log on Wed Mar 4 19:44:13 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//J0258+1142_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0258+1142_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.997222 visibilities/baseline/integration-bin. ! Found source: J0258+1142 ! ! 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 25848 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 J0258+1142_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001926Jy sigma=9.792191 ! Fit after self-cal, rms=0.938928Jy sigma=9.183076 ! 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=0.9053 mas, bmaj=2.045 mas, bpa=16.79 degrees ! Estimated noise=1.01681 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 = 0.0487674 Jy ! Component: 100 - total flux cleaned = 0.0594335 Jy ! Total flux subtracted in 100 components = 0.0594335 Jy ! Clean residual min=-0.002905 max=0.003052 Jy/beam ! Clean residual mean=-0.000001 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.0594335 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0594335 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=0.053143Jy sigma=0.471873 ! Fit after self-cal, rms=0.052472Jy sigma=0.465669 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.075 mas, bmaj=2.231 mas, bpa=14.25 degrees ! Estimated noise=0.52078 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 (-1.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439973 Jy ! Component: 100 - total flux cleaned = 0.00713582 Jy ! Component: 150 - total flux cleaned = 0.0089235 Jy ! Component: 200 - total flux cleaned = 0.0101593 Jy ! Total flux subtracted in 200 components = 0.0101593 Jy ! Clean residual min=-0.001593 max=0.002490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0695928 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 0.0695928 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=0.052066Jy sigma=0.461284 ! Fit after self-cal, rms=0.052042Jy sigma=0.460994 ! Inverting map ! Added new window around map position (-5, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227701 Jy ! Component: 100 - total flux cleaned = 0.00347764 Jy ! Component: 150 - total flux cleaned = 0.00409946 Jy ! Component: 200 - total flux cleaned = 0.00427113 Jy ! Total flux subtracted in 200 components = 0.00427113 Jy ! Clean residual min=-0.001312 max=0.001417 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0738639 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 0.0738639 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=0.051938Jy sigma=0.459847 ! Fit after self-cal, rms=0.051930Jy sigma=0.459729 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.075 x 2.231 at 14.25 degrees (North through East) ! Clean map min=-0.0012891 max=0.063133 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 1.02 KP 0.97 ! LA 1.00* NL 1.04 OV 0.97 PT 0.97 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.02 KP 1.00 ! LA 1.00* NL 1.01 OV 1.05 PT 1.00 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 1.01 ! LA 1.00* NL 1.01 OV 0.99 PT 0.98 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.00 KP 0.99 ! LA 1.00* NL 0.99 OV 1.00 PT 1.02 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.01 KP 1.01 ! LA 1.00* NL 1.00 OV 1.01 PT 0.87 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.01 KP 0.96 ! LA 1.00* NL 1.04 OV 1.03 PT 0.99 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.00 KP 0.97 ! LA 1.00* NL 1.00 OV 1.00 PT 1.02 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.98 KP 0.97 ! LA 1.00* NL 1.02 OV 1.04 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.02 KP 0.99 ! LA 1.00* NL 0.98 OV 1.03 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.96 KP 1.00 ! LA 1.00* NL 0.97 OV 1.01 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.05 KP 0.97 ! LA 1.00* NL 0.96 OV 0.98 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.99 KP 0.96 ! LA 1.00* NL 1.00 OV 1.00 PT 1.00 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.051930Jy sigma=0.459729 ! Fit after self-cal, rms=0.050700Jy sigma=0.458996 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.069 mas, bmaj=2.231 mas, bpa=14.51 degrees ! Estimated noise=0.515998 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 = 0.000507229 Jy ! Component: 100 - total flux cleaned = 0.00055789 Jy ! Component: 150 - total flux cleaned = 0.000558491 Jy ! Component: 200 - total flux cleaned = 0.000559081 Jy ! Total flux subtracted in 200 components = 0.000559081 Jy ! Clean residual min=-0.001238 max=0.001140 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.074423 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.074423 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=0.050679Jy sigma=0.458798 ! Fit after self-cal, rms=0.050678Jy sigma=0.458758 ! 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=0.050678Jy sigma=0.458758 ! Fit after self-cal, rms=0.050852Jy sigma=0.457969 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.067 mas, bmaj=2.236 mas, bpa=14.36 degrees ! Estimated noise=0.515928 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000287451 Jy ! Component: 100 - total flux cleaned = 0.000406526 Jy ! Component: 150 - total flux cleaned = 0.000465963 Jy ! Component: 200 - total flux cleaned = 0.000506774 Jy ! Total flux subtracted in 200 components = 0.000506774 Jy ! Clean residual min=-0.001136 max=0.001004 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0749297 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.0749297 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=0.050843Jy sigma=0.457874 ! Fit after self-cal, rms=0.050856Jy sigma=0.457836 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 = 5.22437e-05 Jy ! Component: 100 - total flux cleaned = 7.65944e-05 Jy ! Component: 150 - total flux cleaned = 7.64177e-05 Jy ! Component: 200 - total flux cleaned = 6.60394e-05 Jy ! Total flux subtracted in 200 components = 6.60394e-05 Jy ! Clean residual min=-0.001120 max=0.000995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0749958 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.0749958 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=0.050851Jy sigma=0.457787 ! Fit after self-cal, rms=0.050852Jy sigma=0.457786 ! 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=0.050852Jy sigma=0.457786 ! Fit after self-cal, rms=0.050858Jy sigma=0.457775 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=2.236 mas, bpa=14.39 degrees ! Estimated noise=0.515971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.53466e-05 Jy ! Component: 100 - total flux cleaned = 0.000128505 Jy ! Component: 150 - total flux cleaned = 0.000128113 Jy ! Component: 200 - total flux cleaned = 0.000127991 Jy ! Total flux subtracted in 200 components = 0.000127991 Jy ! Clean residual min=-0.001097 max=0.000982 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0751238 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.0751238 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=0.050854Jy sigma=0.457735 ! Fit after self-cal, rms=0.050855Jy sigma=0.457735 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 = -1.91166e-06 Jy ! Component: 100 - total flux cleaned = -1.06114e-05 Jy ! Component: 150 - total flux cleaned = -1.04499e-05 Jy ! Component: 200 - total flux cleaned = -1.03871e-05 Jy ! Total flux subtracted in 200 components = -1.03871e-05 Jy ! Clean residual min=-0.001099 max=0.000973 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0751134 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 96 components and 0.0751134 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=0.050853Jy sigma=0.457710 ! Fit after self-cal, rms=0.050853Jy sigma=0.457709 ! 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=0.050853Jy sigma=0.457709 ! Fit after self-cal, rms=0.050835Jy sigma=0.457706 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.01 mas, bmaj=2.774 mas, bpa=-1.818 degrees ! Estimated noise=0.618053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000259975 Jy ! Component: 100 - total flux cleaned = -0.000325692 Jy ! Component: 150 - total flux cleaned = -0.000332644 Jy ! Component: 200 - total flux cleaned = -0.000320468 Jy ! Total flux subtracted in 200 components = -0.000320468 Jy ! Clean residual min=-0.001033 max=0.000970 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0747929 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 108 components and 0.0747929 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=0.050834Jy sigma=0.457691 ! Fit after self-cal, rms=0.050834Jy sigma=0.457688 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 = -3.52783e-05 Jy ! Component: 100 - total flux cleaned = -4.61457e-05 Jy ! Component: 150 - total flux cleaned = -5.11346e-05 Jy ! Component: 200 - total flux cleaned = -5.54993e-05 Jy ! Total flux subtracted in 200 components = -5.54993e-05 Jy ! Clean residual min=-0.001016 max=0.000984 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0747374 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 0.0747374 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=0.050833Jy sigma=0.457684 ! Fit after self-cal, rms=0.050833Jy sigma=0.457684 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.065 mas, bmaj=2.236 mas, bpa=14.41 degrees ! Estimated noise=0.515935 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.065 x 2.236 at 14.41 degrees (North through East) ! Clean map min=-0.0010142 max=0.062774 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=0.898 mas, bmaj=2.05 mas, bpa=16.83 degrees ! Estimated noise=1.005 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0486603 Jy ! Component: 100 - total flux cleaned = 0.0594303 Jy ! Component: 150 - total flux cleaned = 0.0636043 Jy ! Component: 200 - total flux cleaned = 0.0665831 Jy ! Total flux subtracted in 200 components = 0.0665831 Jy ! Clean residual min=-0.002099 max=0.002154 Jy/beam ! Clean residual mean=-0.000001 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0665831 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0665831 Jy ! Inverting map and beam ! Estimated beam: bmin=1.065 mas, bmaj=2.236 mas, bpa=14.41 degrees ! Estimated noise=0.515935 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 = 0.00279709 Jy ! Component: 100 - total flux cleaned = 0.00469375 Jy ! Component: 150 - total flux cleaned = 0.00606001 Jy ! Component: 200 - total flux cleaned = 0.00705289 Jy ! Total flux subtracted in 200 components = 0.00705289 Jy ! Clean residual min=-0.001232 max=0.001034 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.073636 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.073636 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=2.01 mas, bmaj=2.774 mas, bpa=-1.818 degrees ! Estimated noise=0.618053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000559497 Jy ! Component: 100 - total flux cleaned = 0.000657638 Jy ! Component: 150 - total flux cleaned = 0.000759678 Jy ! Component: 200 - total flux cleaned = 0.000841451 Jy ! Total flux subtracted in 200 components = 0.000841451 Jy ! Clean residual min=-0.001066 max=0.000981 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0744774 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 = 6.79445e-05 Jy ! Component: 100 - total flux cleaned = 0.000111673 Jy ! Component: 150 - total flux cleaned = 0.000160632 Jy ! Component: 200 - total flux cleaned = 0.000202558 Jy ! Total flux subtracted in 200 components = 0.000202558 Jy ! Clean residual min=-0.001023 max=0.000992 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.07468 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 69 components and 0.07468 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.065 mas, bmaj=2.236 mas, bpa=14.41 degrees ! Estimated noise=0.515935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.73384e-05 Jy ! Component: 100 - total flux cleaned = 0.00010723 Jy ! Component: 150 - total flux cleaned = 0.000120173 Jy ! Component: 200 - total flux cleaned = 0.000120383 Jy ! Total flux subtracted in 200 components = 0.000120383 Jy ! Clean residual min=-0.001070 max=0.000976 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0748004 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 91 components and 0.0748004 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=0.050841Jy sigma=0.457779 ! Fit after self-cal, rms=0.050838Jy sigma=0.457771 wmodel J0258+1142_X_map.mod ! Writing 91 model components to file: J0258+1142_X_map.mod wobs J0258+1142_X_uvs.fits ! Writing UV FITS file: J0258+1142_X_uvs.fits wwins J0258+1142_X_map.win ! wwins: Wrote 3 windows to J0258+1142_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 = -0.000277553 Jy ! Component: 100 - total flux cleaned = -0.000434051 Jy ! Component: 150 - total flux cleaned = -0.000596329 Jy ! Component: 200 - total flux cleaned = -0.000763662 Jy ! Component: 250 - total flux cleaned = -0.000879626 Jy ! Component: 300 - total flux cleaned = -0.00101853 Jy ! Component: 350 - total flux cleaned = -0.00115291 Jy ! Component: 400 - total flux cleaned = -0.00129617 Jy ! Component: 450 - total flux cleaned = -0.00138462 Jy ! Component: 500 - total flux cleaned = -0.00145898 Jy ! Component: 550 - total flux cleaned = -0.0015435 Jy ! Component: 600 - total flux cleaned = -0.00162611 Jy ! Component: 650 - total flux cleaned = -0.00167245 Jy ! Component: 700 - total flux cleaned = -0.0017177 Jy ! Component: 750 - total flux cleaned = -0.00173995 Jy ! Component: 800 - total flux cleaned = -0.00181604 Jy ! Component: 850 - total flux cleaned = -0.00184804 Jy ! Component: 900 - total flux cleaned = -0.00190063 Jy ! Component: 950 - total flux cleaned = -0.00196255 Jy ! Component: 1000 - total flux cleaned = -0.00205346 Jy ! Component: 1050 - total flux cleaned = -0.00207337 Jy ! Component: 1100 - total flux cleaned = -0.002142 Jy ! Component: 1150 - total flux cleaned = -0.00217083 Jy ! Component: 1200 - total flux cleaned = -0.00220884 Jy ! Component: 1250 - total flux cleaned = -0.00223686 Jy ! Component: 1300 - total flux cleaned = -0.00227395 Jy ! Component: 1350 - total flux cleaned = -0.00233765 Jy ! Component: 1400 - total flux cleaned = -0.00238248 Jy ! Component: 1450 - total flux cleaned = -0.00244451 Jy ! Component: 1500 - total flux cleaned = -0.0024619 Jy ! Component: 1550 - total flux cleaned = -0.00250513 Jy ! Component: 1600 - total flux cleaned = -0.0025648 Jy ! Component: 1650 - total flux cleaned = -0.00260684 Jy ! Component: 1700 - total flux cleaned = -0.00264837 Jy ! Component: 1750 - total flux cleaned = -0.00264827 Jy ! Component: 1800 - total flux cleaned = -0.00268073 Jy ! Component: 1850 - total flux cleaned = -0.00268069 Jy ! Component: 1900 - total flux cleaned = -0.00271237 Jy ! Component: 1950 - total flux cleaned = -0.00272014 Jy ! Component: 2000 - total flux cleaned = -0.00275117 Jy ! Component: 2050 - total flux cleaned = -0.00275887 Jy ! Component: 2100 - total flux cleaned = -0.00280446 Jy ! Component: 2150 - total flux cleaned = -0.00282698 Jy ! Component: 2200 - total flux cleaned = -0.00284927 Jy ! Component: 2250 - total flux cleaned = -0.00285657 Jy ! Component: 2300 - total flux cleaned = -0.00286391 Jy ! Component: 2350 - total flux cleaned = -0.00291447 Jy ! Component: 2400 - total flux cleaned = -0.00291436 Jy ! Component: 2450 - total flux cleaned = -0.00293569 Jy ! Component: 2500 - total flux cleaned = -0.00294267 Jy ! Component: 2550 - total flux cleaned = -0.00292177 Jy ! Component: 2600 - total flux cleaned = -0.00295625 Jy ! Component: 2650 - total flux cleaned = -0.00296979 Jy ! Component: 2700 - total flux cleaned = -0.00296304 Jy ! Component: 2750 - total flux cleaned = -0.00298318 Jy ! Component: 2800 - total flux cleaned = -0.00298308 Jy ! Component: 2850 - total flux cleaned = -0.00296992 Jy ! Component: 2900 - total flux cleaned = -0.00298958 Jy ! Component: 2950 - total flux cleaned = -0.00300262 Jy ! Component: 3000 - total flux cleaned = -0.00301551 Jy ! Component: 3050 - total flux cleaned = -0.00304095 Jy ! Component: 3100 - total flux cleaned = -0.00304733 Jy ! Component: 3150 - total flux cleaned = -0.00305363 Jy ! Component: 3200 - total flux cleaned = -0.00304125 Jy ! Component: 3250 - total flux cleaned = -0.00306589 Jy ! Component: 3300 - total flux cleaned = -0.00307806 Jy ! Component: 3350 - total flux cleaned = -0.00307801 Jy ! Component: 3400 - total flux cleaned = -0.00304793 Jy ! Component: 3450 - total flux cleaned = -0.00303609 Jy ! Component: 3500 - total flux cleaned = -0.00304794 Jy ! Component: 3550 - total flux cleaned = -0.00303616 Jy ! Component: 3600 - total flux cleaned = -0.00303614 Jy ! Component: 3650 - total flux cleaned = -0.00302456 Jy ! Component: 3700 - total flux cleaned = -0.00301876 Jy ! Component: 3750 - total flux cleaned = -0.0030188 Jy ! Component: 3800 - total flux cleaned = -0.00303581 Jy ! Component: 3850 - total flux cleaned = -0.00301892 Jy ! Component: 3900 - total flux cleaned = -0.00300206 Jy ! Component: 3950 - total flux cleaned = -0.0030188 Jy ! Component: 4000 - total flux cleaned = -0.00300769 Jy ! Component: 4050 - total flux cleaned = -0.00300766 Jy ! Total flux subtracted in 4096 components = -0.00301314 Jy ! Clean residual min=-0.000400 max=0.000344 Jy/beam ! Clean residual mean=-0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0717873 Jy keep ! Adding 262 model components to the UV plane model. ! The established model now contains 353 components and 0.0717872 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0258+1142_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.065 x 2.236 at 14.41 degrees (North through East) ! Clean map min=-0.00067908 max=0.062542 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0258+1142_X_map.fits wmodel /image_prod/ug002_uva//J0258+1142_X_map.mod ! Writing 353 model components to file: /image_prod/ug002_uva//J0258+1142_X_map.mod wobs /image_prod/ug002_uva//J0258+1142_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0258+1142_X_uvs.fits wwins /image_prod/ug002_uva//J0258+1142_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0258+1142_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0625423 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.21037e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.441799 0.441799 0.883598 1.7672 3.53439 7.06878 14.1376 28.2751 56.5502 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.062 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 679.042 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0258+1142_X_dfm.log closed on Wed Mar 4 19:44:17 2020