! Started logfile: /image_prod/ug002_uva//J0337+0137_X_dfm.log on Wed Mar 4 19:58:59 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//J0337+0137_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0337+0137_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.851235 visibilities/baseline/integration-bin. ! Found source: J0337+0137 ! ! 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 33096 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 J0337+0137_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=1.001591Jy sigma=9.393124 ! Fit after self-cal, rms=0.965560Jy sigma=9.048831 ! 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=0.6387 mas, bmaj=1.646 mas, bpa=-3.684 degrees ! Estimated noise=0.797503 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 = 0.0265274 Jy ! Component: 100 - total flux cleaned = 0.0337675 Jy ! Total flux subtracted in 100 components = 0.0337675 Jy ! Clean residual min=-0.002385 max=0.003102 Jy/beam ! Clean residual mean=-0.000000 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.0337675 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0337675 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=0.055369Jy sigma=0.480594 ! Fit after self-cal, rms=0.053587Jy sigma=0.463516 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00520845 Jy ! Component: 100 - total flux cleaned = 0.00631795 Jy ! Total flux subtracted in 100 components = 0.00631795 Jy ! Clean residual min=-0.002224 max=0.003008 Jy/beam ! Clean residual mean=-0.000000 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.0400854 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0400854 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=0.053029Jy sigma=0.457337 ! Fit after self-cal, rms=0.053014Jy sigma=0.457200 ! 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=0.8031 mas, bmaj=1.898 mas, bpa=-2.53 degrees ! Estimated noise=0.422381 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, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00405278 Jy ! Component: 100 - total flux cleaned = 0.00599789 Jy ! Component: 150 - total flux cleaned = 0.00679334 Jy ! Component: 200 - total flux cleaned = 0.00728491 Jy ! Total flux subtracted in 200 components = 0.00728491 Jy ! Clean residual min=-0.002175 max=0.002209 Jy/beam ! Clean residual mean=-0.000001 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.0473704 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.0473704 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=0.052722Jy sigma=0.453737 ! Fit after self-cal, rms=0.052625Jy sigma=0.452957 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8031 x 1.898 at -2.53 degrees (North through East) ! Clean map min=-0.0022072 max=0.037728 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.06 HN 0.98 KP 0.97 ! LA 1.12 MK 1.10 NL 1.19 OV 0.84 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 HN 1.04 KP 0.96 ! LA 1.16 MK 1.10 NL 1.18 OV 0.87 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 1.01 KP 0.97 ! LA 1.15 MK 1.06 NL 1.18 OV 0.87 ! SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 1.00 KP 0.99 ! LA 1.08 MK 1.05 NL 1.22 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 0.97 KP 0.93 ! LA 1.15 MK 1.03 NL 1.17 OV 0.88 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 HN 0.98 KP 0.95 ! LA 1.22 MK 1.04 NL 1.17 OV 0.86 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.97 HN 0.95 KP 0.96 ! LA 1.22 MK 1.15 NL 1.13 OV 0.83 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.94 KP 0.96 ! LA 1.20 MK 1.03 NL 1.23 OV 0.85 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.93 HN 0.91 KP 0.97 ! LA 1.17 MK 0.96 NL 1.24 OV 0.89 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.91 HN 0.99 KP 0.93 ! LA 1.16 MK 1.06 NL 1.23 OV 0.86 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.89 KP 0.96 ! LA 1.12 MK 0.97 NL 1.16 OV 0.89 ! SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 HN 0.87 KP 0.95 ! LA 1.09 MK 0.98 NL 1.21 OV 0.81 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.052625Jy sigma=0.452957 ! Fit after self-cal, rms=0.051560Jy sigma=0.449868 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8078 mas, bmaj=1.89 mas, bpa=-1.697 degrees ! Estimated noise=0.416125 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 (-5, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216634 Jy ! Component: 100 - total flux cleaned = 0.00350822 Jy ! Component: 150 - total flux cleaned = 0.0043474 Jy ! Component: 200 - total flux cleaned = 0.00487898 Jy ! Total flux subtracted in 200 components = 0.00487898 Jy ! Clean residual min=-0.001343 max=0.001438 Jy/beam ! Clean residual mean=-0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0522493 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 54 components and 0.0522493 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=0.051458Jy sigma=0.448688 ! Fit after self-cal, rms=0.051507Jy sigma=0.448079 ! 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=0.051507Jy sigma=0.448079 ! Fit after self-cal, rms=0.052786Jy sigma=0.446038 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8047 mas, bmaj=1.885 mas, bpa=-1.458 degrees ! Estimated noise=0.416941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125434 Jy ! Component: 100 - total flux cleaned = 0.00189968 Jy ! Component: 150 - total flux cleaned = 0.00233826 Jy ! Component: 200 - total flux cleaned = 0.0026233 Jy ! Total flux subtracted in 200 components = 0.0026233 Jy ! Clean residual min=-0.000817 max=0.000875 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0548726 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 68 components and 0.0548726 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=0.052751Jy sigma=0.445643 ! Fit after self-cal, rms=0.052802Jy sigma=0.445378 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 (28.8, 29.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00069698 Jy ! Component: 100 - total flux cleaned = 0.000980433 Jy ! Component: 150 - total flux cleaned = 0.00115868 Jy ! Component: 200 - total flux cleaned = 0.00126381 Jy ! Total flux subtracted in 200 components = 0.00126381 Jy ! Clean residual min=-0.000800 max=0.000781 Jy/beam ! Clean residual mean=0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0561365 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 84 components and 0.0561365 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=0.052778Jy sigma=0.445189 ! Fit after self-cal, rms=0.052767Jy sigma=0.445146 ! 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=0.052767Jy sigma=0.445146 ! Fit after self-cal, rms=0.053151Jy sigma=0.444945 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8017 mas, bmaj=1.881 mas, bpa=-1.345 degrees ! Estimated noise=0.415689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000611095 Jy ! Component: 100 - total flux cleaned = 0.00072646 Jy ! Component: 150 - total flux cleaned = 0.000791649 Jy ! Component: 200 - total flux cleaned = 0.00079143 Jy ! Total flux subtracted in 200 components = 0.00079143 Jy ! Clean residual min=-0.000719 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0569279 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 0.0569279 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=0.053138Jy sigma=0.444817 ! Fit after self-cal, rms=0.053143Jy sigma=0.444771 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 = 0.000184747 Jy ! Component: 100 - total flux cleaned = 0.000184893 Jy ! Component: 150 - total flux cleaned = 0.000159463 Jy ! Component: 200 - total flux cleaned = 0.000135241 Jy ! Total flux subtracted in 200 components = 0.000135241 Jy ! Clean residual min=-0.000713 max=0.000693 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0570631 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 98 components and 0.0570631 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=0.053135Jy sigma=0.444706 ! Fit after self-cal, rms=0.053128Jy sigma=0.444696 ! 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=0.053128Jy sigma=0.444696 ! Fit after self-cal, rms=0.053044Jy sigma=0.444672 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.986 mas, bmaj=2.992 mas, bpa=4.859 degrees ! Estimated noise=0.546382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000419697 Jy ! Component: 100 - total flux cleaned = 0.000477548 Jy ! Component: 150 - total flux cleaned = 0.000515345 Jy ! Component: 200 - total flux cleaned = 0.000536794 Jy ! Total flux subtracted in 200 components = 0.000536794 Jy ! Clean residual min=-0.000661 max=0.000822 Jy/beam ! Clean residual mean=0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0575999 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 118 components and 0.0575999 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=0.053040Jy sigma=0.444638 ! Fit after self-cal, rms=0.053036Jy sigma=0.444622 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 (-45.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000307201 Jy ! Component: 100 - total flux cleaned = 0.00030295 Jy ! Component: 150 - total flux cleaned = 0.000274119 Jy ! Component: 200 - total flux cleaned = 0.000261158 Jy ! Total flux subtracted in 200 components = 0.000261158 Jy ! Clean residual min=-0.000575 max=0.000648 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0578611 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 130 components and 0.0578611 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=0.053027Jy sigma=0.444535 ! Fit after self-cal, rms=0.053027Jy sigma=0.444502 ! 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=0.8004 mas, bmaj=1.879 mas, bpa=-1.279 degrees ! Estimated noise=0.414867 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8004 x 1.879 at -1.279 degrees (North through East) ! Clean map min=-0.00061167 max=0.03657 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=0.6378 mas, bmaj=1.627 mas, bpa=-2.383 degrees ! Estimated noise=0.778392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0276399 Jy ! Component: 100 - total flux cleaned = 0.0354239 Jy ! Component: 150 - total flux cleaned = 0.0399415 Jy ! Component: 200 - total flux cleaned = 0.043088 Jy ! Total flux subtracted in 200 components = 0.043088 Jy ! Clean residual min=-0.002029 max=0.001924 Jy/beam ! Clean residual mean=-0.000000 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.043088 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 0.043088 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8004 mas, bmaj=1.879 mas, bpa=-1.279 degrees ! Estimated noise=0.414867 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 = 0.00371142 Jy ! Component: 100 - total flux cleaned = 0.00611947 Jy ! Component: 150 - total flux cleaned = 0.00797664 Jy ! Component: 200 - total flux cleaned = 0.00946747 Jy ! Total flux subtracted in 200 components = 0.00946747 Jy ! Clean residual min=-0.001039 max=0.000934 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0525555 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.0525555 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=1.986 mas, bmaj=2.992 mas, bpa=4.859 degrees ! Estimated noise=0.546382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186751 Jy ! Component: 100 - total flux cleaned = 0.00307643 Jy ! Component: 150 - total flux cleaned = 0.00385435 Jy ! Component: 200 - total flux cleaned = 0.00424312 Jy ! Total flux subtracted in 200 components = 0.00424312 Jy ! Clean residual min=-0.000821 max=0.000823 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0567986 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 = 0.000152982 Jy ! Component: 100 - total flux cleaned = 0.000328328 Jy ! Component: 150 - total flux cleaned = 0.000403043 Jy ! Component: 200 - total flux cleaned = 0.000402228 Jy ! Total flux subtracted in 200 components = 0.000402228 Jy ! Clean residual min=-0.000727 max=0.000711 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0572009 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 92 components and 0.0572009 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8004 mas, bmaj=1.879 mas, bpa=-1.279 degrees ! Estimated noise=0.414867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257316 Jy ! Component: 100 - total flux cleaned = 0.000309498 Jy ! Component: 150 - total flux cleaned = 0.000334779 Jy ! Component: 200 - total flux cleaned = 0.00026941 Jy ! Total flux subtracted in 200 components = 0.00026941 Jy ! Clean residual min=-0.000738 max=0.000671 Jy/beam ! Clean residual mean=-0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0574703 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.0574703 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=0.053049Jy sigma=0.444693 ! Fit after self-cal, rms=0.053052Jy sigma=0.444586 wmodel J0337+0137_X_map.mod ! Writing 108 model components to file: J0337+0137_X_map.mod wobs J0337+0137_X_uvs.fits ! Writing UV FITS file: J0337+0137_X_uvs.fits wwins J0337+0137_X_map.win ! wwins: Wrote 5 windows to J0337+0137_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 = -0.000168229 Jy ! Component: 100 - total flux cleaned = -0.000216786 Jy ! Component: 150 - total flux cleaned = -0.000275292 Jy ! Component: 200 - total flux cleaned = -0.000343445 Jy ! Component: 250 - total flux cleaned = -0.000398532 Jy ! Component: 300 - total flux cleaned = -0.000430979 Jy ! Component: 350 - total flux cleaned = -0.000483951 Jy ! Component: 400 - total flux cleaned = -0.000525376 Jy ! Component: 450 - total flux cleaned = -0.000555951 Jy ! Component: 500 - total flux cleaned = -0.000595949 Jy ! Component: 550 - total flux cleaned = -0.000615731 Jy ! Component: 600 - total flux cleaned = -0.000712503 Jy ! Component: 650 - total flux cleaned = -0.000760121 Jy ! Component: 700 - total flux cleaned = -0.000807113 Jy ! Component: 750 - total flux cleaned = -0.000835005 Jy ! Component: 800 - total flux cleaned = -0.000899069 Jy ! Component: 850 - total flux cleaned = -0.000935138 Jy ! Component: 900 - total flux cleaned = -0.000962061 Jy ! Component: 950 - total flux cleaned = -0.0010148 Jy ! Component: 1000 - total flux cleaned = -0.00104937 Jy ! Component: 1050 - total flux cleaned = -0.00107493 Jy ! Component: 1100 - total flux cleaned = -0.00109184 Jy ! Component: 1150 - total flux cleaned = -0.00115028 Jy ! Component: 1200 - total flux cleaned = -0.00115855 Jy ! Component: 1250 - total flux cleaned = -0.00117508 Jy ! Component: 1300 - total flux cleaned = -0.00121567 Jy ! Component: 1350 - total flux cleaned = -0.00125584 Jy ! Component: 1400 - total flux cleaned = -0.00124796 Jy ! Component: 1450 - total flux cleaned = -0.00129521 Jy ! Component: 1500 - total flux cleaned = -0.00130309 Jy ! Component: 1550 - total flux cleaned = -0.00130315 Jy ! Component: 1600 - total flux cleaned = -0.0013491 Jy ! Component: 1650 - total flux cleaned = -0.00136418 Jy ! Component: 1700 - total flux cleaned = -0.00137179 Jy ! Component: 1750 - total flux cleaned = -0.00135697 Jy ! Component: 1800 - total flux cleaned = -0.00136426 Jy ! Component: 1850 - total flux cleaned = -0.00136419 Jy ! Component: 1900 - total flux cleaned = -0.00135681 Jy ! Component: 1950 - total flux cleaned = -0.00135686 Jy ! Component: 2000 - total flux cleaned = -0.00136401 Jy ! Component: 2050 - total flux cleaned = -0.00132863 Jy ! Component: 2100 - total flux cleaned = -0.00137089 Jy ! Component: 2150 - total flux cleaned = -0.00135691 Jy ! Component: 2200 - total flux cleaned = -0.0013776 Jy ! Component: 2250 - total flux cleaned = -0.00135708 Jy ! Component: 2300 - total flux cleaned = -0.00133666 Jy ! Component: 2350 - total flux cleaned = -0.00135028 Jy ! Component: 2400 - total flux cleaned = -0.0013503 Jy ! Component: 2450 - total flux cleaned = -0.00138362 Jy ! Component: 2500 - total flux cleaned = -0.00137698 Jy ! Component: 2550 - total flux cleaned = -0.00137701 Jy ! Component: 2600 - total flux cleaned = -0.00138364 Jy ! Component: 2650 - total flux cleaned = -0.00137713 Jy ! Component: 2700 - total flux cleaned = -0.00140936 Jy ! Component: 2750 - total flux cleaned = -0.00140929 Jy ! Component: 2800 - total flux cleaned = -0.00142832 Jy ! Component: 2850 - total flux cleaned = -0.00140311 Jy ! Component: 2900 - total flux cleaned = -0.0014094 Jy ! Component: 2950 - total flux cleaned = -0.00139693 Jy ! Component: 3000 - total flux cleaned = -0.00139698 Jy ! Component: 3050 - total flux cleaned = -0.00140925 Jy ! Component: 3100 - total flux cleaned = -0.00140923 Jy ! Component: 3150 - total flux cleaned = -0.00140926 Jy ! Component: 3200 - total flux cleaned = -0.00139719 Jy ! Component: 3250 - total flux cleaned = -0.00141514 Jy ! Component: 3300 - total flux cleaned = -0.00141522 Jy ! Component: 3350 - total flux cleaned = -0.00142113 Jy ! Component: 3400 - total flux cleaned = -0.00140937 Jy ! Component: 3450 - total flux cleaned = -0.00139186 Jy ! Component: 3500 - total flux cleaned = -0.00140928 Jy ! Component: 3550 - total flux cleaned = -0.00140931 Jy ! Component: 3600 - total flux cleaned = -0.00141501 Jy ! Component: 3650 - total flux cleaned = -0.00143213 Jy ! Component: 3700 - total flux cleaned = -0.00140374 Jy ! Component: 3750 - total flux cleaned = -0.00141502 Jy ! Component: 3800 - total flux cleaned = -0.00142061 Jy ! Component: 3850 - total flux cleaned = -0.00143731 Jy ! Component: 3900 - total flux cleaned = -0.00140954 Jy ! Component: 3950 - total flux cleaned = -0.00141506 Jy ! Component: 4000 - total flux cleaned = -0.00140406 Jy ! Component: 4050 - total flux cleaned = -0.00140406 Jy ! Total flux subtracted in 4096 components = -0.00140406 Jy ! Clean residual min=-0.000347 max=0.000322 Jy/beam ! Clean residual mean=-0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0560662 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 418 components and 0.0560662 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0337+0137_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8004 x 1.879 at -1.279 degrees (North through East) ! Clean map min=-0.00064504 max=0.035778 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0337+0137_X_map.fits wmodel /image_prod/ug002_uva//J0337+0137_X_map.mod ! Writing 418 model components to file: /image_prod/ug002_uva//J0337+0137_X_map.mod wobs /image_prod/ug002_uva//J0337+0137_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0337+0137_X_uvs.fits wwins /image_prod/ug002_uva//J0337+0137_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0337+0137_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0357781 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.27552e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.777754 0.777754 1.55551 3.11101 6.22203 12.4441 24.8881 49.7762 99.5525 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 385.726 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0337+0137_X_dfm.log closed on Wed Mar 4 19:59:03 2020