! Started logfile: /image_prod/ug002_uva//J0026+3508_X_dfm.log on Wed Mar 4 18:27:57 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//J0026+3508_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0026+3508_X_uva.fits ! AN table 1: 90 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.761905 visibilities/baseline/integration-bin. ! Found source: J0026+3508 ! ! 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 108 lines of history. ! ! Reading 23040 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 J0026+3508_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 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001328Jy sigma=9.948371 ! Fit after self-cal, rms=0.976553Jy sigma=9.702997 ! 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=0.6481 mas, bmaj=2.14 mas, bpa=-26.25 degrees ! Estimated noise=1.06487 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 = 0.018672 Jy ! Component: 100 - total flux cleaned = 0.0220384 Jy ! Total flux subtracted in 100 components = 0.0220384 Jy ! Clean residual min=-0.002439 max=0.002418 Jy/beam ! Clean residual mean=0.000001 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.0220384 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0220384 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=0.046616Jy sigma=0.433971 ! Fit after self-cal, rms=0.044968Jy sigma=0.417136 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272474 Jy ! Component: 100 - total flux cleaned = 0.00264023 Jy ! Total flux subtracted in 100 components = 0.00264023 Jy ! Clean residual min=-0.002236 max=0.002512 Jy/beam ! Clean residual mean=0.000000 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0246787 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.0246787 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=0.044662Jy sigma=0.414267 ! Fit after self-cal, rms=0.044628Jy sigma=0.414035 ! 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=0.8646 mas, bmaj=2.142 mas, bpa=-24.09 degrees ! Estimated noise=0.476138 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 = 0.00163355 Jy ! Component: 100 - total flux cleaned = 0.00194644 Jy ! Component: 150 - total flux cleaned = 0.00197436 Jy ! Component: 200 - total flux cleaned = 0.00193069 Jy ! Total flux subtracted in 200 components = 0.00193069 Jy ! Clean residual min=-0.001461 max=0.001774 Jy/beam ! Clean residual mean=0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0266093 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.0266093 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=0.044559Jy sigma=0.413382 ! Fit after self-cal, rms=0.044559Jy sigma=0.413311 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8646 x 2.142 at -24.09 degrees (North through East) ! Clean map min=-0.0013583 max=0.027742 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.00 KP 1.05 ! MK 1.05 NL 1.23 OV 0.99 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.94 KP 1.02 ! MK 1.09 NL 1.36 OV 0.94 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.13 HN 1.02 KP 1.07 ! MK 0.99 NL 1.28 OV 0.86 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 1.02 KP 1.03 ! MK 1.08 NL 1.17 OV 0.92 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 1.04 KP 1.03 ! MK 1.08 NL 1.25 OV 0.91 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.99 KP 1.02 ! MK 1.05 NL 1.22 OV 0.88 SC 0.84 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.90 KP 1.01 ! MK 0.95 NL 1.35 OV 0.87 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.00 HN 0.87 KP 1.05 ! MK 0.98 NL 1.28 OV 0.96 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.00 HN 0.93 KP 0.94 ! MK 1.07 NL 1.35 OV 0.84 SC 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.85 HN 0.86 KP 0.96 ! MK 1.19 NL 1.22 OV 0.85 SC 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.99 HN 0.83 KP 0.91 ! MK 1.01 NL 1.26 OV 0.93 SC 0.80 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.88 HN 0.85 KP 0.96 ! MK 0.93 NL 1.18 OV 0.86 SC 0.70 ! ! ! Fit before self-cal, rms=0.044559Jy sigma=0.413311 ! Fit after self-cal, rms=0.042526Jy sigma=0.410579 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8681 mas, bmaj=2.094 mas, bpa=-23.48 degrees ! Estimated noise=0.468712 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 (-3.8, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000733885 Jy ! Component: 100 - total flux cleaned = 0.00109695 Jy ! Component: 150 - total flux cleaned = 0.00133684 Jy ! Component: 200 - total flux cleaned = 0.00140324 Jy ! Total flux subtracted in 200 components = 0.00140324 Jy ! Clean residual min=-0.000918 max=0.000961 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0280126 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 42 components and 0.0280126 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=0.042488Jy sigma=0.410094 ! Fit after self-cal, rms=0.042544Jy sigma=0.409072 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000770322 Jy ! Component: 100 - total flux cleaned = 0.000861148 Jy ! Component: 150 - total flux cleaned = 0.000956718 Jy ! Component: 200 - total flux cleaned = 0.0010059 Jy ! Total flux subtracted in 200 components = 0.0010059 Jy ! Clean residual min=-0.000937 max=0.000873 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0290185 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 51 components and 0.0290185 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=0.042516Jy sigma=0.408751 ! Fit after self-cal, rms=0.042499Jy sigma=0.408553 ! 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=0.042499Jy sigma=0.408553 ! Fit after self-cal, rms=0.042491Jy sigma=0.408023 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8667 mas, bmaj=2.076 mas, bpa=-23.33 degrees ! Estimated noise=0.464862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000569208 Jy ! Component: 100 - total flux cleaned = 0.000607508 Jy ! Component: 150 - total flux cleaned = 0.000702141 Jy ! Component: 200 - total flux cleaned = 0.00078285 Jy ! Total flux subtracted in 200 components = 0.00078285 Jy ! Clean residual min=-0.000785 max=0.000799 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0298013 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 63 components and 0.0298013 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=0.042475Jy sigma=0.407858 ! Fit after self-cal, rms=0.042518Jy sigma=0.407525 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 (24.4, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000174684 Jy ! Component: 100 - total flux cleaned = 0.000189104 Jy ! Component: 150 - total flux cleaned = 0.00020532 Jy ! Component: 200 - total flux cleaned = 0.000219326 Jy ! Total flux subtracted in 200 components = 0.000219326 Jy ! Clean residual min=-0.000761 max=0.000738 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0300207 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.0300207 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=0.042497Jy sigma=0.407321 ! Fit after self-cal, rms=0.042489Jy sigma=0.407238 ! 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=0.042489Jy sigma=0.407238 ! Fit after self-cal, rms=0.042940Jy sigma=0.406749 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8674 mas, bmaj=2.069 mas, bpa=-23.22 degrees ! Estimated noise=0.46462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000337947 Jy ! Component: 100 - total flux cleaned = 0.000418196 Jy ! Component: 150 - total flux cleaned = 0.000486831 Jy ! Component: 200 - total flux cleaned = 0.000536651 Jy ! Total flux subtracted in 200 components = 0.000536651 Jy ! Clean residual min=-0.000661 max=0.000735 Jy/beam ! Clean residual mean=0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0305573 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.0305573 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=0.042929Jy sigma=0.406636 ! Fit after self-cal, rms=0.042984Jy sigma=0.406432 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 (27.2, 33.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000558157 Jy ! Component: 100 - total flux cleaned = 0.000506355 Jy ! Component: 150 - total flux cleaned = 0.000412483 Jy ! Component: 200 - total flux cleaned = 0.000370082 Jy ! Total flux subtracted in 200 components = 0.000370082 Jy ! Clean residual min=-0.000654 max=0.000637 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0309274 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 104 components and 0.0309274 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=0.042968Jy sigma=0.406284 ! Fit after self-cal, rms=0.042966Jy sigma=0.406219 ! 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=0.042966Jy sigma=0.406219 ! Fit after self-cal, rms=0.043113Jy sigma=0.406147 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.889 mas, bmaj=2.271 mas, bpa=-14.59 degrees ! Estimated noise=0.574245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.63296e-07 Jy ! Component: 100 - total flux cleaned = 4.78635e-05 Jy ! Component: 150 - total flux cleaned = 3.42576e-05 Jy ! Component: 200 - total flux cleaned = 2.22499e-05 Jy ! Total flux subtracted in 200 components = 2.22499e-05 Jy ! Clean residual min=-0.000705 max=0.000645 Jy/beam ! Clean residual mean=0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0309496 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 123 components and 0.0309496 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=0.043107Jy sigma=0.406085 ! Fit after self-cal, rms=0.043131Jy sigma=0.406023 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 = -0.000132316 Jy ! Component: 100 - total flux cleaned = -0.000187544 Jy ! Component: 150 - total flux cleaned = -0.000187805 Jy ! Component: 200 - total flux cleaned = -0.00016623 Jy ! Total flux subtracted in 200 components = -0.00016623 Jy ! Clean residual min=-0.000730 max=0.000626 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0307834 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 131 components and 0.0307834 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=0.043126Jy sigma=0.405985 ! Fit after self-cal, rms=0.043124Jy sigma=0.405956 ! 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=0.8683 mas, bmaj=2.063 mas, bpa=-23.19 degrees ! Estimated noise=0.46368 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8683 x 2.063 at -23.19 degrees (North through East) ! Clean map min=-0.0010734 max=0.027253 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=0.6503 mas, bmaj=2.065 mas, bpa=-25.6 degrees ! Estimated noise=1.03455 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198965 Jy ! Component: 100 - total flux cleaned = 0.0243552 Jy ! Component: 150 - total flux cleaned = 0.0261326 Jy ! Component: 200 - total flux cleaned = 0.0274232 Jy ! Total flux subtracted in 200 components = 0.0274232 Jy ! Clean residual min=-0.002223 max=0.002005 Jy/beam ! Clean residual mean=0.000000 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0274232 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0274232 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8683 mas, bmaj=2.063 mas, bpa=-23.19 degrees ! Estimated noise=0.46368 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 = 0.0018174 Jy ! Component: 100 - total flux cleaned = 0.00254116 Jy ! Component: 150 - total flux cleaned = 0.00310337 Jy ! Component: 200 - total flux cleaned = 0.00347771 Jy ! Total flux subtracted in 200 components = 0.00347771 Jy ! Clean residual min=-0.000888 max=0.001144 Jy/beam ! Clean residual mean=0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0309009 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 0.0309009 Jy ! Inverting map ! Added new window around map position (10.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0005571 Jy ! Component: 100 - total flux cleaned = 0.000589136 Jy ! Component: 150 - total flux cleaned = 0.000617983 Jy ! Component: 200 - total flux cleaned = 0.000618809 Jy ! Total flux subtracted in 200 components = 0.000618809 Jy ! Clean residual min=-0.000787 max=0.000769 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0315197 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 62 components and 0.0315197 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=1.889 mas, bmaj=2.271 mas, bpa=-14.59 degrees ! Estimated noise=0.574245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.42542e-05 Jy ! Component: 100 - total flux cleaned = -6.75077e-05 Jy ! Component: 150 - total flux cleaned = -0.000105403 Jy ! Component: 200 - total flux cleaned = -0.000134915 Jy ! Total flux subtracted in 200 components = -0.000134915 Jy ! Clean residual min=-0.000709 max=0.000729 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0313848 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 = -6.94433e-05 Jy ! Component: 100 - total flux cleaned = -0.000108082 Jy ! Component: 150 - total flux cleaned = -0.000156752 Jy ! Component: 200 - total flux cleaned = -0.000191454 Jy ! Total flux subtracted in 200 components = -0.000191454 Jy ! Clean residual min=-0.000690 max=0.000654 Jy/beam ! Clean residual mean=0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0311933 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 100 components and 0.0311933 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8683 mas, bmaj=2.063 mas, bpa=-23.19 degrees ! Estimated noise=0.46368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000142305 Jy ! Component: 100 - total flux cleaned = -0.000290046 Jy ! Component: 150 - total flux cleaned = -0.000357023 Jy ! Component: 200 - total flux cleaned = -0.000341341 Jy ! Total flux subtracted in 200 components = -0.000341341 Jy ! Clean residual min=-0.000731 max=0.000709 Jy/beam ! Clean residual mean=0.000000 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.030852 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 120 components and 0.030852 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=0.043121Jy sigma=0.406009 ! Fit after self-cal, rms=0.043113Jy sigma=0.405877 wmodel J0026+3508_X_map.mod ! Writing 120 model components to file: J0026+3508_X_map.mod wobs J0026+3508_X_uvs.fits ! Writing UV FITS file: J0026+3508_X_uvs.fits wwins J0026+3508_X_map.win ! wwins: Wrote 5 windows to J0026+3508_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 = -0.000206314 Jy ! Component: 100 - total flux cleaned = -0.00042052 Jy ! Component: 150 - total flux cleaned = -0.000544848 Jy ! Component: 200 - total flux cleaned = -0.000664299 Jy ! Component: 250 - total flux cleaned = -0.000800599 Jy ! Component: 300 - total flux cleaned = -0.000912555 Jy ! Component: 350 - total flux cleaned = -0.00105139 Jy ! Component: 400 - total flux cleaned = -0.00114844 Jy ! Component: 450 - total flux cleaned = -0.00125296 Jy ! Component: 500 - total flux cleaned = -0.00131805 Jy ! Component: 550 - total flux cleaned = -0.00138184 Jy ! Component: 600 - total flux cleaned = -0.00145325 Jy ! Component: 650 - total flux cleaned = -0.00149716 Jy ! Component: 700 - total flux cleaned = -0.00156623 Jy ! Component: 750 - total flux cleaned = -0.00161702 Jy ! Component: 800 - total flux cleaned = -0.00165048 Jy ! Component: 850 - total flux cleaned = -0.00170825 Jy ! Component: 900 - total flux cleaned = -0.00175698 Jy ! Component: 950 - total flux cleaned = -0.00178906 Jy ! Component: 1000 - total flux cleaned = -0.00182077 Jy ! Component: 1050 - total flux cleaned = -0.00188342 Jy ! Component: 1100 - total flux cleaned = -0.00191419 Jy ! Component: 1150 - total flux cleaned = -0.00194482 Jy ! Component: 1200 - total flux cleaned = -0.00193738 Jy ! Component: 1250 - total flux cleaned = -0.00198211 Jy ! Component: 1300 - total flux cleaned = -0.00198945 Jy ! Component: 1350 - total flux cleaned = -0.00202593 Jy ! Component: 1400 - total flux cleaned = -0.00201881 Jy ! Component: 1450 - total flux cleaned = -0.00205453 Jy ! Component: 1500 - total flux cleaned = -0.00208276 Jy ! Component: 1550 - total flux cleaned = -0.00207579 Jy ! Component: 1600 - total flux cleaned = -0.00208284 Jy ! Component: 1650 - total flux cleaned = -0.00212393 Jy ! Component: 1700 - total flux cleaned = -0.00212377 Jy ! Component: 1750 - total flux cleaned = -0.00215061 Jy ! Component: 1800 - total flux cleaned = -0.00215737 Jy ! Component: 1850 - total flux cleaned = -0.00215744 Jy ! Component: 1900 - total flux cleaned = -0.00220323 Jy ! Component: 1950 - total flux cleaned = -0.00221612 Jy ! Component: 2000 - total flux cleaned = -0.00219678 Jy ! Component: 2050 - total flux cleaned = -0.00219047 Jy ! Component: 2100 - total flux cleaned = -0.0022032 Jy ! Component: 2150 - total flux cleaned = -0.00222831 Jy ! Component: 2200 - total flux cleaned = -0.00225932 Jy ! Component: 2250 - total flux cleaned = -0.0022593 Jy ! Component: 2300 - total flux cleaned = -0.00227157 Jy ! Component: 2350 - total flux cleaned = -0.0022897 Jy ! Component: 2400 - total flux cleaned = -0.0023017 Jy ! Component: 2450 - total flux cleaned = -0.0023196 Jy ! Component: 2500 - total flux cleaned = -0.00234333 Jy ! Component: 2550 - total flux cleaned = -0.00236096 Jy ! Component: 2600 - total flux cleaned = -0.0023785 Jy ! Component: 2650 - total flux cleaned = -0.00240171 Jy ! Component: 2700 - total flux cleaned = -0.00244208 Jy ! Component: 2750 - total flux cleaned = -0.00244207 Jy ! Component: 2800 - total flux cleaned = -0.0024932 Jy ! Component: 2850 - total flux cleaned = -0.00251011 Jy ! Component: 2900 - total flux cleaned = -0.00249887 Jy ! Component: 2950 - total flux cleaned = -0.00254902 Jy ! Component: 3000 - total flux cleaned = -0.00255447 Jy ! Component: 3050 - total flux cleaned = -0.00258196 Jy ! Component: 3100 - total flux cleaned = -0.00258742 Jy ! Component: 3150 - total flux cleaned = -0.00261996 Jy ! Component: 3200 - total flux cleaned = -0.0026416 Jy ! Component: 3250 - total flux cleaned = -0.00268449 Jy ! Component: 3300 - total flux cleaned = -0.00270047 Jy ! Component: 3350 - total flux cleaned = -0.00273229 Jy ! Component: 3400 - total flux cleaned = -0.00276388 Jy ! Component: 3450 - total flux cleaned = -0.00279524 Jy ! Component: 3500 - total flux cleaned = -0.00282128 Jy ! Component: 3550 - total flux cleaned = -0.00283171 Jy ! Component: 3600 - total flux cleaned = -0.00287801 Jy ! Component: 3650 - total flux cleaned = -0.00290359 Jy ! Component: 3700 - total flux cleaned = -0.002929 Jy ! Component: 3750 - total flux cleaned = -0.0029543 Jy ! Component: 3800 - total flux cleaned = -0.00298445 Jy ! Component: 3850 - total flux cleaned = -0.00300447 Jy ! Component: 3900 - total flux cleaned = -0.00302932 Jy ! Component: 3950 - total flux cleaned = -0.00305395 Jy ! Component: 4000 - total flux cleaned = -0.00305397 Jy ! Component: 4050 - total flux cleaned = -0.00309309 Jy ! Total flux subtracted in 4096 components = -0.00310766 Jy ! Clean residual min=-0.000292 max=0.000307 Jy/beam ! Clean residual mean=-0.000000 rms=0.000082 Jy/beam ! Combined flux in latest and established models = 0.0277444 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 402 components and 0.0277444 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0026+3508_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8683 x 2.063 at -23.19 degrees (North through East) ! Clean map min=-0.00094941 max=0.026528 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0026+3508_X_map.fits wmodel /image_prod/ug002_uva//J0026+3508_X_map.mod ! Writing 402 model components to file: /image_prod/ug002_uva//J0026+3508_X_map.mod wobs /image_prod/ug002_uva//J0026+3508_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0026+3508_X_uvs.fits wwins /image_prod/ug002_uva//J0026+3508_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0026+3508_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0265276 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.09553e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.915523 0.915523 1.83105 3.66209 7.32418 14.6484 29.2967 58.5934 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.026 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 327.681 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0026+3508_X_dfm.log closed on Wed Mar 4 18:28:03 2020