! Started logfile: /image_prod/ug002_uva//J1740+0311_X_dfm.log on Thu Mar 5 03:20:09 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//J1740+0311_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1740+0311_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.927704 visibilities/baseline/integration-bin. ! Found source: J1740+0311 ! ! 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 37572 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 J1740+0311_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003795Jy sigma=8.918248 ! Fit after self-cal, rms=0.942679Jy sigma=8.361702 ! 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=0.708 mas, bmaj=1.717 mas, bpa=-3.46 degrees ! Estimated noise=0.790512 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 = 0.0407217 Jy ! Component: 100 - total flux cleaned = 0.0552518 Jy ! Total flux subtracted in 100 components = 0.0552518 Jy ! Clean residual min=-0.004865 max=0.014087 Jy/beam ! Clean residual mean=-0.000002 rms=0.001398 Jy/beam ! Combined flux in latest and established models = 0.0552518 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0552518 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=0.071448Jy sigma=0.607906 ! Fit after self-cal, rms=0.070310Jy sigma=0.597791 ! Inverting map ! Added new window around map position (-3.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145252 Jy ! Component: 100 - total flux cleaned = 0.0239264 Jy ! Total flux subtracted in 100 components = 0.0239264 Jy ! Clean residual min=-0.004242 max=0.007621 Jy/beam ! Clean residual mean=-0.000001 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.0791782 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.0791783 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=0.065323Jy sigma=0.546478 ! Fit after self-cal, rms=0.064734Jy sigma=0.541219 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00929614 Jy ! Component: 100 - total flux cleaned = 0.0156895 Jy ! Total flux subtracted in 100 components = 0.0156895 Jy ! Clean residual min=-0.003284 max=0.007365 Jy/beam ! Clean residual mean=-0.000001 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.0948677 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 0.0948677 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=0.062249Jy sigma=0.514855 ! Fit after self-cal, rms=0.062040Jy sigma=0.513013 ! Inverting map ! Added new window around map position (-4.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00736836 Jy ! Component: 100 - total flux cleaned = 0.0120728 Jy ! Total flux subtracted in 100 components = 0.0120728 Jy ! Clean residual min=-0.003156 max=0.006657 Jy/beam ! Clean residual mean=-0.000000 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.106941 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 0.106941 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=0.060599Jy sigma=0.497696 ! Fit after self-cal, rms=0.060435Jy sigma=0.496318 ! Inverting map ! Added new window around map position (-2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00676109 Jy ! Component: 100 - total flux cleaned = 0.0110803 Jy ! Total flux subtracted in 100 components = 0.0110803 Jy ! Clean residual min=-0.002897 max=0.003411 Jy/beam ! Clean residual mean=-0.000000 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.118021 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.118021 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=0.059197Jy sigma=0.483454 ! Fit after self-cal, rms=0.059116Jy sigma=0.482687 ! 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=0.9101 mas, bmaj=2.05 mas, bpa=-2.714 degrees ! Estimated noise=0.418196 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 = 0.00675457 Jy ! Component: 100 - total flux cleaned = 0.0112834 Jy ! Component: 150 - total flux cleaned = 0.0146521 Jy ! Component: 200 - total flux cleaned = 0.0171878 Jy ! Total flux subtracted in 200 components = 0.0171878 Jy ! Clean residual min=-0.003019 max=0.003142 Jy/beam ! Clean residual mean=-0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.135209 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 78 components and 0.135209 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=0.058168Jy sigma=0.473422 ! Fit after self-cal, rms=0.058097Jy sigma=0.472726 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9101 x 2.05 at -2.714 degrees (North through East) ! Clean map min=-0.0027359 max=0.056726 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.84 KP 1.02 ! LA 1.01 MK 1.00 NL 1.15 OV 0.92 ! PT 0.90 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.83 KP 1.03 ! LA 1.01 MK 1.02 NL 1.14 OV 0.91 ! PT 0.87 SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.80 KP 1.03 ! LA 0.99 MK 1.02 NL 1.18 OV 0.91 ! PT 0.89 SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.85 KP 1.03 ! LA 1.01 MK 1.07 NL 1.18 OV 0.92 ! PT 0.89 SC 1.16 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.86 KP 1.03 ! LA 1.00 MK 1.12 NL 1.17 OV 0.89 ! PT 0.88 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.78 KP 1.02 ! LA 1.00 MK 1.02 NL 1.14 OV 0.93 ! PT 0.90 SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.86 KP 1.04 ! LA 1.02 MK 1.07 NL 1.18 OV 0.92 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.84 KP 1.05 ! LA 0.98 MK 1.05 NL 1.22 OV 0.91 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.88 KP 1.06 ! LA 1.02 MK 1.02 NL 1.17 OV 0.90 ! PT 0.89 SC 1.12 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.89 KP 1.05 ! LA 1.00 MK 1.02 NL 1.24 OV 0.93 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 0.84 KP 1.06 ! LA 1.01 MK 1.01 NL 1.22 OV 0.93 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.85 KP 1.03 ! LA 1.05 MK 1.00 NL 1.15 OV 0.92 ! PT 0.83 SC 1.01 ! ! ! Fit before self-cal, rms=0.058097Jy sigma=0.472726 ! Fit after self-cal, rms=0.056113Jy sigma=0.466713 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9244 mas, bmaj=2.072 mas, bpa=-2.904 degrees ! Estimated noise=0.407299 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 = 0.00087974 Jy ! Component: 100 - total flux cleaned = 0.00124099 Jy ! Component: 150 - total flux cleaned = 0.00141033 Jy ! Component: 200 - total flux cleaned = 0.00143781 Jy ! Total flux subtracted in 200 components = 0.00143781 Jy ! Clean residual min=-0.001144 max=0.001244 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.136646 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.136646 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=0.056047Jy sigma=0.466087 ! Fit after self-cal, rms=0.056046Jy sigma=0.465811 ! 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=0.056046Jy sigma=0.465811 ! Fit after self-cal, rms=0.057269Jy sigma=0.464515 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.92 mas, bmaj=2.066 mas, bpa=-2.97 degrees ! Estimated noise=0.407749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000616312 Jy ! Component: 100 - total flux cleaned = 0.000714655 Jy ! Component: 150 - total flux cleaned = 0.000754313 Jy ! Component: 200 - total flux cleaned = 0.000820889 Jy ! Total flux subtracted in 200 components = 0.000820889 Jy ! Clean residual min=-0.000892 max=0.000859 Jy/beam ! Clean residual mean=-0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.137467 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 0.137467 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=0.057250Jy sigma=0.464288 ! Fit after self-cal, rms=0.057264Jy sigma=0.464231 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 = 0.000174017 Jy ! Component: 100 - total flux cleaned = 0.000189868 Jy ! Component: 150 - total flux cleaned = 0.000203718 Jy ! Component: 200 - total flux cleaned = 0.000190354 Jy ! Total flux subtracted in 200 components = 0.000190354 Jy ! Clean residual min=-0.000840 max=0.000848 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.137658 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.137658 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=0.057256Jy sigma=0.464155 ! Fit after self-cal, rms=0.057256Jy sigma=0.464148 ! 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=0.057256Jy sigma=0.464148 ! Fit after self-cal, rms=0.057273Jy sigma=0.464060 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9185 mas, bmaj=2.062 mas, bpa=-2.805 degrees ! Estimated noise=0.406954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000173831 Jy ! Component: 100 - total flux cleaned = 0.000245237 Jy ! Component: 150 - total flux cleaned = 0.000283119 Jy ! Component: 200 - total flux cleaned = 0.000294778 Jy ! Total flux subtracted in 200 components = 0.000294778 Jy ! Clean residual min=-0.000837 max=0.000850 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.137952 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 117 components and 0.137952 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=0.057267Jy sigma=0.464004 ! Fit after self-cal, rms=0.057272Jy sigma=0.463998 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 (45.8, -38.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000535769 Jy ! Component: 100 - total flux cleaned = 0.000568737 Jy ! Component: 150 - total flux cleaned = 0.000596462 Jy ! Component: 200 - total flux cleaned = 0.000621769 Jy ! Total flux subtracted in 200 components = 0.000621769 Jy ! Clean residual min=-0.000846 max=0.000817 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.138574 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 129 components and 0.138574 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=0.057259Jy sigma=0.463895 ! Fit after self-cal, rms=0.057258Jy sigma=0.463884 ! 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=0.057258Jy sigma=0.463884 ! Fit after self-cal, rms=0.057095Jy sigma=0.463877 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.279 mas, bmaj=3.316 mas, bpa=0.3771 degrees ! Estimated noise=0.491239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000121061 Jy ! Component: 100 - total flux cleaned = 0.000188325 Jy ! Component: 150 - total flux cleaned = 0.000235103 Jy ! Component: 200 - total flux cleaned = 0.000289987 Jy ! Total flux subtracted in 200 components = 0.000289987 Jy ! Clean residual min=-0.000875 max=0.000780 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.138864 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 140 components and 0.138864 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=0.057094Jy sigma=0.463860 ! Fit after self-cal, rms=0.057093Jy sigma=0.463856 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.51704e-05 Jy ! Component: 100 - total flux cleaned = 3.02307e-05 Jy ! Component: 150 - total flux cleaned = 3.66375e-05 Jy ! Component: 200 - total flux cleaned = 4.91733e-05 Jy ! Total flux subtracted in 200 components = 4.91733e-05 Jy ! Clean residual min=-0.000859 max=0.000784 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.138913 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 141 components and 0.138913 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=0.057092Jy sigma=0.463845 ! Fit after self-cal, rms=0.057092Jy sigma=0.463845 ! 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=0.9176 mas, bmaj=2.06 mas, bpa=-2.693 degrees ! Estimated noise=0.406373 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9176 x 2.06 at -2.693 degrees (North through East) ! Clean map min=-0.00080183 max=0.054065 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=0.7125 mas, bmaj=1.724 mas, bpa=-3.456 degrees ! Estimated noise=0.773246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0402999 Jy ! Component: 100 - total flux cleaned = 0.0604499 Jy ! Component: 150 - total flux cleaned = 0.0748732 Jy ! Component: 200 - total flux cleaned = 0.0858662 Jy ! Total flux subtracted in 200 components = 0.0858662 Jy ! Clean residual min=-0.003327 max=0.006647 Jy/beam ! Clean residual mean=-0.000002 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.0858662 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0858662 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9176 mas, bmaj=2.06 mas, bpa=-2.693 degrees ! Estimated noise=0.406373 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143967 Jy ! Component: 100 - total flux cleaned = 0.0243195 Jy ! Component: 150 - total flux cleaned = 0.0314875 Jy ! Component: 200 - total flux cleaned = 0.0367343 Jy ! Total flux subtracted in 200 components = 0.0367343 Jy ! Clean residual min=-0.001538 max=0.003019 Jy/beam ! Clean residual mean=-0.000003 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.1226 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 46 components and 0.1226 Jy ! Inverting map ! Added new window around map position (-1.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386773 Jy ! Component: 100 - total flux cleaned = 0.00672415 Jy ! Component: 150 - total flux cleaned = 0.0088528 Jy ! Component: 200 - total flux cleaned = 0.0104652 Jy ! Total flux subtracted in 200 components = 0.0104652 Jy ! Clean residual min=-0.000955 max=0.000969 Jy/beam ! Clean residual mean=-0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.133066 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 76 components and 0.133066 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=2.279 mas, bmaj=3.316 mas, bpa=0.3771 degrees ! Estimated noise=0.491239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195291 Jy ! Component: 100 - total flux cleaned = 0.00311614 Jy ! Component: 150 - total flux cleaned = 0.00392463 Jy ! Component: 200 - total flux cleaned = 0.00452741 Jy ! Total flux subtracted in 200 components = 0.00452741 Jy ! Clean residual min=-0.000836 max=0.000773 Jy/beam ! Clean residual mean=-0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.137593 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 = 0.000392058 Jy ! Component: 100 - total flux cleaned = 0.000615129 Jy ! Component: 150 - total flux cleaned = 0.000774648 Jy ! Component: 200 - total flux cleaned = 0.000859471 Jy ! Total flux subtracted in 200 components = 0.000859471 Jy ! Clean residual min=-0.000840 max=0.000763 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.138453 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 133 components and 0.138453 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9176 mas, bmaj=2.06 mas, bpa=-2.693 degrees ! Estimated noise=0.406373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.7713e-05 Jy ! Component: 100 - total flux cleaned = -6.3268e-05 Jy ! Component: 150 - total flux cleaned = -6.25671e-05 Jy ! Component: 200 - total flux cleaned = -3.47129e-05 Jy ! Total flux subtracted in 200 components = -3.47129e-05 Jy ! Clean residual min=-0.000869 max=0.000827 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.138418 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 149 components and 0.138418 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=0.057092Jy sigma=0.463852 ! Fit after self-cal, rms=0.057086Jy sigma=0.463828 wmodel J1740+0311_X_map.mod ! Writing 149 model components to file: J1740+0311_X_map.mod wobs J1740+0311_X_uvs.fits ! Writing UV FITS file: J1740+0311_X_uvs.fits wwins J1740+0311_X_map.win ! wwins: Wrote 7 windows to J1740+0311_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 = -5.17699e-05 Jy ! Component: 100 - total flux cleaned = -5.16816e-05 Jy ! Component: 150 - total flux cleaned = -1.36621e-05 Jy ! Component: 200 - total flux cleaned = -1.40799e-05 Jy ! Component: 250 - total flux cleaned = -2.50051e-06 Jy ! Component: 300 - total flux cleaned = -2.55395e-05 Jy ! Component: 350 - total flux cleaned = 3.13615e-05 Jy ! Component: 400 - total flux cleaned = 2.03253e-05 Jy ! Component: 450 - total flux cleaned = 3.14661e-05 Jy ! Component: 500 - total flux cleaned = 2.08304e-05 Jy ! Component: 550 - total flux cleaned = 1.03312e-05 Jy ! Component: 600 - total flux cleaned = 3.10642e-05 Jy ! Component: 650 - total flux cleaned = 1.18402e-07 Jy ! Component: 700 - total flux cleaned = -3.02948e-05 Jy ! Component: 750 - total flux cleaned = -6.02825e-05 Jy ! Component: 800 - total flux cleaned = -5.04127e-05 Jy ! Component: 850 - total flux cleaned = -5.04082e-05 Jy ! Component: 900 - total flux cleaned = -4.07015e-05 Jy ! Component: 950 - total flux cleaned = -6.93341e-05 Jy ! Component: 1000 - total flux cleaned = -4.08269e-05 Jy ! Component: 1050 - total flux cleaned = -5.93967e-05 Jy ! Component: 1100 - total flux cleaned = -4.09561e-05 Jy ! Component: 1150 - total flux cleaned = -6.83933e-05 Jy ! Component: 1200 - total flux cleaned = -4.12881e-05 Jy ! Component: 1250 - total flux cleaned = -7.72987e-05 Jy ! Component: 1300 - total flux cleaned = -6.84043e-05 Jy ! Component: 1350 - total flux cleaned = -9.4748e-05 Jy ! Component: 1400 - total flux cleaned = -9.47646e-05 Jy ! Component: 1450 - total flux cleaned = -6.03811e-05 Jy ! Component: 1500 - total flux cleaned = -0.000111595 Jy ! Component: 1550 - total flux cleaned = -8.62205e-05 Jy ! Component: 1600 - total flux cleaned = -8.63547e-05 Jy ! Component: 1650 - total flux cleaned = -0.000136305 Jy ! Component: 1700 - total flux cleaned = -0.0001198 Jy ! Component: 1750 - total flux cleaned = -0.000144316 Jy ! Component: 1800 - total flux cleaned = -0.000184805 Jy ! Component: 1850 - total flux cleaned = -0.000200822 Jy ! Component: 1900 - total flux cleaned = -0.000232776 Jy ! Component: 1950 - total flux cleaned = -0.00023272 Jy ! Component: 2000 - total flux cleaned = -0.000256311 Jy ! Component: 2050 - total flux cleaned = -0.00027189 Jy ! Component: 2100 - total flux cleaned = -0.000264162 Jy ! Component: 2150 - total flux cleaned = -0.000294932 Jy ! Component: 2200 - total flux cleaned = -0.000310184 Jy ! Component: 2250 - total flux cleaned = -0.000325452 Jy ! Component: 2300 - total flux cleaned = -0.000340478 Jy ! Component: 2350 - total flux cleaned = -0.000347938 Jy ! Component: 2400 - total flux cleaned = -0.000370264 Jy ! Component: 2450 - total flux cleaned = -0.000377658 Jy ! Component: 2500 - total flux cleaned = -0.000414321 Jy ! Component: 2550 - total flux cleaned = -0.000428799 Jy ! Component: 2600 - total flux cleaned = -0.000428772 Jy ! Component: 2650 - total flux cleaned = -0.000443188 Jy ! Component: 2700 - total flux cleaned = -0.000457523 Jy ! Component: 2750 - total flux cleaned = -0.0004717 Jy ! Component: 2800 - total flux cleaned = -0.000478642 Jy ! Component: 2850 - total flux cleaned = -0.000464681 Jy ! Component: 2900 - total flux cleaned = -0.000492589 Jy ! Component: 2950 - total flux cleaned = -0.000520314 Jy ! Component: 3000 - total flux cleaned = -0.000540998 Jy ! Component: 3050 - total flux cleaned = -0.000527289 Jy ! Component: 3100 - total flux cleaned = -0.000534142 Jy ! Component: 3150 - total flux cleaned = -0.000554499 Jy ! Component: 3200 - total flux cleaned = -0.000547835 Jy ! Component: 3250 - total flux cleaned = -0.00054788 Jy ! Component: 3300 - total flux cleaned = -0.000567842 Jy ! Component: 3350 - total flux cleaned = -0.000594227 Jy ! Component: 3400 - total flux cleaned = -0.000600758 Jy ! Component: 3450 - total flux cleaned = -0.000607312 Jy ! Component: 3500 - total flux cleaned = -0.000594307 Jy ! Component: 3550 - total flux cleaned = -0.000594309 Jy ! Component: 3600 - total flux cleaned = -0.000607113 Jy ! Component: 3650 - total flux cleaned = -0.000619884 Jy ! Component: 3700 - total flux cleaned = -0.000600855 Jy ! Component: 3750 - total flux cleaned = -0.000613555 Jy ! Component: 3800 - total flux cleaned = -0.000619882 Jy ! Component: 3850 - total flux cleaned = -0.000632466 Jy ! Component: 3900 - total flux cleaned = -0.000613797 Jy ! Component: 3950 - total flux cleaned = -0.00061382 Jy ! Component: 4000 - total flux cleaned = -0.000632289 Jy ! Component: 4050 - total flux cleaned = -0.000650666 Jy ! Total flux subtracted in 4096 components = -0.000626261 Jy ! Clean residual min=-0.000325 max=0.000323 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.137792 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 455 components and 0.137792 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1740+0311_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9176 x 2.06 at -2.693 degrees (North through East) ! Clean map min=-0.00053586 max=0.054195 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1740+0311_X_map.fits wmodel /image_prod/ug002_uva//J1740+0311_X_map.mod ! Writing 455 model components to file: /image_prod/ug002_uva//J1740+0311_X_map.mod wobs /image_prod/ug002_uva//J1740+0311_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1740+0311_X_uvs.fits wwins /image_prod/ug002_uva//J1740+0311_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1740+0311_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0541954 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104327 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.577503 0.577503 1.15501 2.31001 4.62002 9.24004 18.4801 36.9602 73.9203 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 519.478 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1740+0311_X_dfm.log closed on Thu Mar 5 03:20:15 2020