! Started logfile: /image_prod/ug002_uvm//J1520+1601_X_a_dfm.log on Wed Mar 4 17:22:19 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_uvm//J1520+1601_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1520+1601_X_a_uvm.fits ! AN table 1: 105 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.856931 visibilities/baseline/integration-bin. ! Found source: J1520+1601 ! ! 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 48588 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 J1520+1601_X_a] 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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003025Jy sigma=9.212754 ! Fit after self-cal, rms=0.956951Jy sigma=8.778404 ! 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=0.6652 mas, bmaj=1.645 mas, bpa=-2.122 degrees ! Estimated noise=0.617806 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 = 0.0311917 Jy ! Component: 100 - total flux cleaned = 0.0405515 Jy ! Total flux subtracted in 100 components = 0.0405515 Jy ! Clean residual min=-0.001864 max=0.004778 Jy/beam ! Clean residual mean=-0.000003 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0405515 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0405515 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=0.057435Jy sigma=0.488958 ! Fit after self-cal, rms=0.056187Jy sigma=0.477316 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00644671 Jy ! Component: 100 - total flux cleaned = 0.010224 Jy ! Total flux subtracted in 100 components = 0.010224 Jy ! Clean residual min=-0.001689 max=0.004177 Jy/beam ! Clean residual mean=-0.000002 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0507755 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0507755 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=0.055033Jy sigma=0.464207 ! Fit after self-cal, rms=0.055001Jy sigma=0.464020 ! Inverting map ! Added new window around map position (-1, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00379959 Jy ! Component: 100 - total flux cleaned = 0.00578827 Jy ! Total flux subtracted in 100 components = 0.00578827 Jy ! Clean residual min=-0.001485 max=0.001628 Jy/beam ! Clean residual mean=-0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0565637 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.0565637 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=0.054643Jy sigma=0.459924 ! Fit after self-cal, rms=0.054604Jy sigma=0.459618 ! 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=0.8661 mas, bmaj=1.957 mas, bpa=-1.433 degrees ! Estimated noise=0.35578 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 = 0.00299289 Jy ! Component: 100 - total flux cleaned = 0.00452192 Jy ! Component: 150 - total flux cleaned = 0.00545114 Jy ! Component: 200 - total flux cleaned = 0.00604503 Jy ! Total flux subtracted in 200 components = 0.00604503 Jy ! Clean residual min=-0.001051 max=0.001506 Jy/beam ! Clean residual mean=-0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0626088 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 0.0626088 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=0.054455Jy sigma=0.457962 ! Fit after self-cal, rms=0.054434Jy sigma=0.457724 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8661 x 1.957 at -1.433 degrees (North through East) ! Clean map min=-0.0010396 max=0.045269 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.94 KP 1.02 ! LA 0.98 MK 1.04 NL 1.20 OV 0.98 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.91 KP 1.05 ! LA 0.99 MK 1.07 NL 1.15 OV 0.96 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.92 KP 1.04 ! LA 1.01 MK 1.01 NL 1.16 OV 0.97 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.93 KP 1.05 ! LA 1.02 MK 1.03 NL 1.12 OV 0.98 ! PT 0.93 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.92 KP 1.02 ! LA 0.97 MK 1.05 NL 1.07 OV 0.97 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 0.95 KP 1.01 ! LA 1.03 MK 1.07 NL 1.11 OV 0.97 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.94 KP 1.04 ! LA 1.00 MK 1.03 NL 1.06 OV 0.93 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.95 KP 1.07 ! LA 1.01 MK 1.05 NL 1.16 OV 0.96 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.89 KP 1.05 ! LA 0.98 MK 1.03 NL 1.08 OV 1.00 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.89 KP 1.02 ! LA 0.99 MK 0.92 NL 1.13 OV 0.96 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.95 KP 1.03 ! LA 1.00 MK 1.01 NL 1.08 OV 0.94 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.88 KP 1.07 ! LA 1.00 MK 0.93 NL 1.05 OV 0.93 ! PT 0.91 SC 0.94 ! ! ! Fit before self-cal, rms=0.054434Jy sigma=0.457724 ! Fit after self-cal, rms=0.054899Jy sigma=0.456603 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8662 mas, bmaj=1.959 mas, bpa=-1.225 degrees ! Estimated noise=0.353022 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 = 0.000587085 Jy ! Component: 100 - total flux cleaned = 0.000630527 Jy ! Component: 150 - total flux cleaned = 0.000574613 Jy ! Component: 200 - total flux cleaned = 0.000552244 Jy ! Total flux subtracted in 200 components = 0.000552244 Jy ! Clean residual min=-0.000975 max=0.001092 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.063161 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.063161 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=0.054884Jy sigma=0.456445 ! Fit after self-cal, rms=0.054926Jy sigma=0.456326 ! Inverting map ! Added new window around map position (-7.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113919 Jy ! Component: 100 - total flux cleaned = 0.00182867 Jy ! Component: 150 - total flux cleaned = 0.00229191 Jy ! Component: 200 - total flux cleaned = 0.00252792 Jy ! Total flux subtracted in 200 components = 0.00252792 Jy ! Clean residual min=-0.000883 max=0.000824 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0656889 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.0656889 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=0.054898Jy sigma=0.456058 ! Fit after self-cal, rms=0.054894Jy sigma=0.456024 ! 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=0.054894Jy sigma=0.456024 ! Fit after self-cal, rms=0.055735Jy sigma=0.453988 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8658 mas, bmaj=1.957 mas, bpa=-1.489 degrees ! Estimated noise=0.353153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000468386 Jy ! Component: 100 - total flux cleaned = 0.00076288 Jy ! Component: 150 - total flux cleaned = 0.000931202 Jy ! Component: 200 - total flux cleaned = 0.00103768 Jy ! Total flux subtracted in 200 components = 0.00103768 Jy ! Clean residual min=-0.000670 max=0.000679 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0667266 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 76 components and 0.0667266 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=0.055730Jy sigma=0.453935 ! Fit after self-cal, rms=0.055771Jy sigma=0.453785 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 = 0.000144955 Jy ! Component: 100 - total flux cleaned = 0.000206966 Jy ! Component: 150 - total flux cleaned = 0.000238307 Jy ! Component: 200 - total flux cleaned = 0.000267408 Jy ! Total flux subtracted in 200 components = 0.000267408 Jy ! Clean residual min=-0.000666 max=0.000685 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.066994 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.066994 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=0.055768Jy sigma=0.453762 ! Fit after self-cal, rms=0.055769Jy sigma=0.453761 ! Inverting map ! Added new window around map position (43.2, 30.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00040358 Jy ! Component: 100 - total flux cleaned = 0.000404703 Jy ! Component: 150 - total flux cleaned = 0.000405084 Jy ! Component: 200 - total flux cleaned = 0.000392254 Jy ! Total flux subtracted in 200 components = 0.000392254 Jy ! Clean residual min=-0.000639 max=0.000649 Jy/beam ! Clean residual mean=-0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0673863 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.0673863 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=0.055758Jy sigma=0.453664 ! Fit after self-cal, rms=0.055753Jy sigma=0.453646 ! 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=0.055753Jy sigma=0.453646 ! Fit after self-cal, rms=0.056004Jy sigma=0.453535 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.865 mas, bmaj=1.956 mas, bpa=-1.571 degrees ! Estimated noise=0.352509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000172274 Jy ! Component: 100 - total flux cleaned = 0.00022229 Jy ! Component: 150 - total flux cleaned = 0.000211182 Jy ! Component: 200 - total flux cleaned = 0.000200695 Jy ! Total flux subtracted in 200 components = 0.000200695 Jy ! Clean residual min=-0.000601 max=0.000659 Jy/beam ! Clean residual mean=-0.000001 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.067587 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 116 components and 0.067587 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=0.055999Jy sigma=0.453493 ! Fit after self-cal, rms=0.056007Jy sigma=0.453479 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 (-2.2, 31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000228153 Jy ! Component: 100 - total flux cleaned = 0.00015239 Jy ! Component: 150 - total flux cleaned = 0.000164776 Jy ! Component: 200 - total flux cleaned = 0.000164967 Jy ! Total flux subtracted in 200 components = 0.000164967 Jy ! Clean residual min=-0.000613 max=0.000617 Jy/beam ! Clean residual mean=-0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0677519 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 139 components and 0.0677519 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=0.055998Jy sigma=0.453404 ! Fit after self-cal, rms=0.055997Jy sigma=0.453396 ! 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=0.055997Jy sigma=0.453396 ! Fit after self-cal, rms=0.056027Jy sigma=0.453390 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.118 mas, bmaj=2.999 mas, bpa=1.501 degrees ! Estimated noise=0.452084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000289968 Jy ! Component: 100 - total flux cleaned = 0.000500801 Jy ! Component: 150 - total flux cleaned = 0.000641437 Jy ! Component: 200 - total flux cleaned = 0.000681947 Jy ! Total flux subtracted in 200 components = 0.000681947 Jy ! Clean residual min=-0.000714 max=0.000759 Jy/beam ! Clean residual mean=-0.000002 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0684339 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 153 components and 0.0684339 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=0.056025Jy sigma=0.453370 ! Fit after self-cal, rms=0.056027Jy sigma=0.453361 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 = 0.000104343 Jy ! Component: 100 - total flux cleaned = 0.000154834 Jy ! Component: 150 - total flux cleaned = 0.000173251 Jy ! Component: 200 - total flux cleaned = 0.000189988 Jy ! Total flux subtracted in 200 components = 0.000189988 Jy ! Clean residual min=-0.000694 max=0.000751 Jy/beam ! Clean residual mean=-0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0686238 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 165 components and 0.0686238 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=0.056026Jy sigma=0.453356 ! Fit after self-cal, rms=0.056026Jy sigma=0.453351 ! 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=0.8648 mas, bmaj=1.956 mas, bpa=-1.591 degrees ! Estimated noise=0.352483 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8648 x 1.956 at -1.591 degrees (North through East) ! Clean map min=-0.00059288 max=0.044548 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=0.6648 mas, bmaj=1.645 mas, bpa=-2.348 degrees ! Estimated noise=0.611087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0316939 Jy ! Component: 100 - total flux cleaned = 0.0426928 Jy ! Component: 150 - total flux cleaned = 0.0490698 Jy ! Component: 200 - total flux cleaned = 0.053206 Jy ! Total flux subtracted in 200 components = 0.053206 Jy ! Clean residual min=-0.001358 max=0.002274 Jy/beam ! Clean residual mean=-0.000002 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.053206 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.053206 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8648 mas, bmaj=1.956 mas, bpa=-1.591 degrees ! Estimated noise=0.352483 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 = 0.00459397 Jy ! Component: 100 - total flux cleaned = 0.00708503 Jy ! Component: 150 - total flux cleaned = 0.00866538 Jy ! Component: 200 - total flux cleaned = 0.00992148 Jy ! Total flux subtracted in 200 components = 0.00992148 Jy ! Clean residual min=-0.000729 max=0.000881 Jy/beam ! Clean residual mean=-0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0631274 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 0.0631275 Jy ! Inverting map ! Added new window around map position (-2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107401 Jy ! Component: 100 - total flux cleaned = 0.00189764 Jy ! Component: 150 - total flux cleaned = 0.00251351 Jy ! Component: 200 - total flux cleaned = 0.00294725 Jy ! Total flux subtracted in 200 components = 0.00294725 Jy ! Clean residual min=-0.000662 max=0.000671 Jy/beam ! Clean residual mean=-0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0660747 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 61 components and 0.0660747 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=2.118 mas, bmaj=2.999 mas, bpa=1.501 degrees ! Estimated noise=0.452084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875718 Jy ! Component: 100 - total flux cleaned = 0.00137905 Jy ! Component: 150 - total flux cleaned = 0.00178093 Jy ! Component: 200 - total flux cleaned = 0.00203616 Jy ! Total flux subtracted in 200 components = 0.00203616 Jy ! Clean residual min=-0.000742 max=0.000744 Jy/beam ! Clean residual mean=-0.000002 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0681109 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 = 0.00018279 Jy ! Component: 100 - total flux cleaned = 0.000318794 Jy ! Component: 150 - total flux cleaned = 0.000406189 Jy ! Component: 200 - total flux cleaned = 0.000476215 Jy ! Total flux subtracted in 200 components = 0.000476215 Jy ! Clean residual min=-0.000709 max=0.000726 Jy/beam ! Clean residual mean=-0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0685871 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 117 components and 0.0685871 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8648 mas, bmaj=1.956 mas, bpa=-1.591 degrees ! Estimated noise=0.352483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.6999e-05 Jy ! Component: 100 - total flux cleaned = -0.000123522 Jy ! Component: 150 - total flux cleaned = -0.000140766 Jy ! Component: 200 - total flux cleaned = -0.000172194 Jy ! Total flux subtracted in 200 components = -0.000172194 Jy ! Clean residual min=-0.000619 max=0.000605 Jy/beam ! Clean residual mean=-0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0684149 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 133 components and 0.0684149 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=0.056039Jy sigma=0.453432 ! Fit after self-cal, rms=0.056039Jy sigma=0.453386 wmodel J1520+1601_X_a_map.mod ! Writing 133 model components to file: J1520+1601_X_a_map.mod wobs J1520+1601_X_a_uvs.fits ! Writing UV FITS file: J1520+1601_X_a_uvs.fits wwins J1520+1601_X_a_map.win ! wwins: Wrote 6 windows to J1520+1601_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -3.47295e-05 Jy ! Component: 100 - total flux cleaned = -7.76663e-05 Jy ! Component: 150 - total flux cleaned = -0.000109046 Jy ! Component: 200 - total flux cleaned = -0.000139591 Jy ! Component: 250 - total flux cleaned = -0.000139633 Jy ! Component: 300 - total flux cleaned = -0.000178262 Jy ! Component: 350 - total flux cleaned = -0.000197257 Jy ! Component: 400 - total flux cleaned = -0.000206634 Jy ! Component: 450 - total flux cleaned = -0.000215905 Jy ! Component: 500 - total flux cleaned = -0.000215671 Jy ! Component: 550 - total flux cleaned = -0.000197501 Jy ! Component: 600 - total flux cleaned = -0.000179569 Jy ! Component: 650 - total flux cleaned = -0.000144254 Jy ! Component: 700 - total flux cleaned = -8.36808e-05 Jy ! Component: 750 - total flux cleaned = -9.24299e-05 Jy ! Component: 800 - total flux cleaned = -6.70026e-05 Jy ! Component: 850 - total flux cleaned = -3.33239e-05 Jy ! Component: 900 - total flux cleaned = -8.20303e-06 Jy ! Component: 950 - total flux cleaned = 3.3041e-05 Jy ! Component: 1000 - total flux cleaned = 5.75031e-05 Jy ! Component: 1050 - total flux cleaned = 7.38032e-05 Jy ! Component: 1100 - total flux cleaned = 0.000106096 Jy ! Component: 1150 - total flux cleaned = 0.000114187 Jy ! Component: 1200 - total flux cleaned = 0.000138044 Jy ! Component: 1250 - total flux cleaned = 0.000169623 Jy ! Component: 1300 - total flux cleaned = 0.000177473 Jy ! Component: 1350 - total flux cleaned = 0.000161865 Jy ! Component: 1400 - total flux cleaned = 0.000177198 Jy ! Component: 1450 - total flux cleaned = 0.000177139 Jy ! Component: 1500 - total flux cleaned = 0.000184658 Jy ! Component: 1550 - total flux cleaned = 0.000169457 Jy ! Component: 1600 - total flux cleaned = 0.000177014 Jy ! Component: 1650 - total flux cleaned = 0.000177041 Jy ! Component: 1700 - total flux cleaned = 0.000191933 Jy ! Component: 1750 - total flux cleaned = 0.000169754 Jy ! Component: 1800 - total flux cleaned = 0.000184443 Jy ! Component: 1850 - total flux cleaned = 0.000162516 Jy ! Component: 1900 - total flux cleaned = 0.00016252 Jy ! Component: 1950 - total flux cleaned = 0.000148059 Jy ! Component: 2000 - total flux cleaned = 0.00016959 Jy ! Component: 2050 - total flux cleaned = 0.000162495 Jy ! Component: 2100 - total flux cleaned = 0.00012686 Jy ! Component: 2150 - total flux cleaned = 0.000112719 Jy ! Component: 2200 - total flux cleaned = 0.000126867 Jy ! Component: 2250 - total flux cleaned = 0.000105859 Jy ! Component: 2300 - total flux cleaned = 9.18541e-05 Jy ! Component: 2350 - total flux cleaned = 0.00010575 Jy ! Component: 2400 - total flux cleaned = 9.19088e-05 Jy ! Component: 2450 - total flux cleaned = 7.81909e-05 Jy ! Component: 2500 - total flux cleaned = 6.45312e-05 Jy ! Component: 2550 - total flux cleaned = 4.41323e-05 Jy ! Component: 2600 - total flux cleaned = 6.44854e-05 Jy ! Component: 2650 - total flux cleaned = 5.0955e-05 Jy ! Component: 2700 - total flux cleaned = 5.10173e-05 Jy ! Component: 2750 - total flux cleaned = 5.76962e-05 Jy ! Component: 2800 - total flux cleaned = 3.11142e-05 Jy ! Component: 2850 - total flux cleaned = 2.44834e-05 Jy ! Component: 2900 - total flux cleaned = 7.07297e-05 Jy ! Component: 2950 - total flux cleaned = 5.09852e-05 Jy ! Component: 3000 - total flux cleaned = 2.47621e-05 Jy ! Component: 3050 - total flux cleaned = 1.82285e-05 Jy ! Component: 3100 - total flux cleaned = 1.17275e-05 Jy ! Component: 3150 - total flux cleaned = 1.81974e-05 Jy ! Component: 3200 - total flux cleaned = -1.06597e-06 Jy ! Component: 3250 - total flux cleaned = -1.38433e-05 Jy ! Component: 3300 - total flux cleaned = -2.66551e-05 Jy ! Component: 3350 - total flux cleaned = -4.57116e-05 Jy ! Component: 3400 - total flux cleaned = -2.03797e-05 Jy ! Component: 3450 - total flux cleaned = -3.9313e-05 Jy ! Component: 3500 - total flux cleaned = -6.44425e-05 Jy ! Component: 3550 - total flux cleaned = -5.19101e-05 Jy ! Component: 3600 - total flux cleaned = -7.05961e-05 Jy ! Component: 3650 - total flux cleaned = -7.06006e-05 Jy ! Component: 3700 - total flux cleaned = -0.000101531 Jy ! Component: 3750 - total flux cleaned = -8.91929e-05 Jy ! Component: 3800 - total flux cleaned = -5.8486e-05 Jy ! Component: 3850 - total flux cleaned = -8.9101e-05 Jy ! Component: 3900 - total flux cleaned = -7.68975e-05 Jy ! Component: 3950 - total flux cleaned = -0.000101244 Jy ! Component: 4000 - total flux cleaned = -0.000101253 Jy ! Component: 4050 - total flux cleaned = -0.000113316 Jy ! Total flux subtracted in 4096 components = -0.000125355 Jy ! Clean residual min=-0.000368 max=0.000397 Jy/beam ! Clean residual mean=-0.000001 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0682895 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 468 components and 0.0682896 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1520+1601_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8648 x 1.956 at -1.591 degrees (North through East) ! Clean map min=-0.00058851 max=0.044573 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1520+1601_X_a_map.fits wmodel /image_prod/ug002_uvm//J1520+1601_X_a_map.mod ! Writing 468 model components to file: /image_prod/ug002_uvm//J1520+1601_X_a_map.mod wobs /image_prod/ug002_uvm//J1520+1601_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1520+1601_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1520+1601_X_a_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uvm//J1520+1601_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0445726 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108362 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.729342 0.729342 1.45868 2.91737 5.83474 11.6695 23.3389 46.6779 93.3558 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 411.329 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1520+1601_X_a_dfm.log closed on Wed Mar 4 17:22:26 2020