! Started logfile: /image_prod/ug002_uva//J1741+4751_X_dfm.log on Thu Mar 5 03:21:10 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//J1741+4751_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1741+4751_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.847778 visibilities/baseline/integration-bin. ! Found source: J1741+4751 ! ! 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 27468 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 J1741+4751_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 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013686Jy sigma=9.104844 ! Fit after self-cal, rms=0.856084Jy sigma=7.677063 ! 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=0.7235 mas, bmaj=1.088 mas, bpa=-16.87 degrees ! Estimated noise=0.967949 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 = 0.10259 Jy ! Component: 100 - total flux cleaned = 0.144628 Jy ! Total flux subtracted in 100 components = 0.144628 Jy ! Clean residual min=-0.007118 max=0.019161 Jy/beam ! Clean residual mean=-0.000000 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 0.144627 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.144627 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=0.068342Jy sigma=0.587084 ! Fit after self-cal, rms=0.067724Jy sigma=0.581557 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225199 Jy ! Component: 100 - total flux cleaned = 0.0340752 Jy ! Total flux subtracted in 100 components = 0.0340752 Jy ! Clean residual min=-0.003529 max=0.005392 Jy/beam ! Clean residual mean=-0.000002 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.178703 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 9 components and 0.178703 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=0.057959Jy sigma=0.491176 ! Fit after self-cal, rms=0.057906Jy sigma=0.490724 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00631749 Jy ! Component: 100 - total flux cleaned = 0.00964154 Jy ! Total flux subtracted in 100 components = 0.00964154 Jy ! Clean residual min=-0.003282 max=0.003229 Jy/beam ! Clean residual mean=-0.000002 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.188344 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.188344 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=0.056926Jy sigma=0.482482 ! Fit after self-cal, rms=0.056917Jy sigma=0.482408 ! 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=0.9499 mas, bmaj=1.354 mas, bpa=-14.67 degrees ! Estimated noise=0.482097 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 = 0.00336044 Jy ! Component: 100 - total flux cleaned = 0.00516272 Jy ! Component: 150 - total flux cleaned = 0.00619661 Jy ! Component: 200 - total flux cleaned = 0.00681975 Jy ! Total flux subtracted in 200 components = 0.00681975 Jy ! Clean residual min=-0.003864 max=0.004164 Jy/beam ! Clean residual mean=-0.000011 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.195164 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 0.195164 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=0.056688Jy sigma=0.481026 ! Fit after self-cal, rms=0.056688Jy sigma=0.481014 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9499 x 1.354 at -14.67 degrees (North through East) ! Clean map min=-0.003727 max=0.14044 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 HN 1.00 KP 1.04 ! LA 1.01 MK 1.01 NL 1.13 OV 1.02 ! PT 0.89 SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HN 0.98 KP 1.04 ! LA 1.01 MK 1.00 NL 1.13 OV 1.00 ! PT 0.91 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 0.98 KP 1.03 ! LA 0.98 MK 1.01 NL 1.14 OV 1.00 ! PT 0.91 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.00 KP 1.02 ! LA 1.02 MK 1.03 NL 1.11 OV 1.00 ! PT 0.90 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.99 KP 1.03 ! LA 0.97 MK 0.99 NL 1.14 OV 0.97 ! PT 0.91 SC 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.93 KP 1.01 ! LA 0.97 MK 0.99 NL 1.16 OV 0.98 ! PT 0.89 SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.02 HN 0.93 KP 1.04 ! LA 0.97 MK 1.08 NL 1.17 OV 0.98 ! PT 0.87 SC 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 0.93 KP 1.05 ! LA 0.98 MK 1.01 NL 1.14 OV 1.04 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 1.00 KP 1.00 ! LA 1.02 MK 1.01 NL 1.11 OV 0.99 ! PT 0.91 SC 1.17 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.98 KP 1.02 ! LA 0.98 MK 1.06 NL 1.15 OV 1.02 ! PT 0.90 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.03 HN 0.94 KP 1.03 ! LA 1.00 MK 1.04 NL 1.10 OV 0.98 ! PT 0.93 SC 1.13 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.96 HN 1.04 KP 1.04 ! LA 0.99 MK 1.08 NL 1.11 OV 1.01 ! PT 0.87 SC 1.11 ! ! ! Fit before self-cal, rms=0.056688Jy sigma=0.481014 ! Fit after self-cal, rms=0.054566Jy sigma=0.459467 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9637 mas, bmaj=1.37 mas, bpa=-15.15 degrees ! Estimated noise=0.485972 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164614 Jy ! Component: 100 - total flux cleaned = 0.00173985 Jy ! Component: 150 - total flux cleaned = 0.00186068 Jy ! Component: 200 - total flux cleaned = 0.00196476 Jy ! Total flux subtracted in 200 components = 0.00196476 Jy ! Clean residual min=-0.001423 max=0.001429 Jy/beam ! Clean residual mean=-0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.197129 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.197129 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=0.054470Jy sigma=0.458779 ! Fit after self-cal, rms=0.054475Jy sigma=0.458583 ! 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=0.054475Jy sigma=0.458583 ! Fit after self-cal, rms=0.054239Jy sigma=0.456180 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9503 mas, bmaj=1.364 mas, bpa=-15.25 degrees ! Estimated noise=0.482566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000848729 Jy ! Component: 100 - total flux cleaned = 0.00114246 Jy ! Component: 150 - total flux cleaned = 0.00117411 Jy ! Component: 200 - total flux cleaned = 0.00120187 Jy ! Total flux subtracted in 200 components = 0.00120187 Jy ! Clean residual min=-0.000864 max=0.000937 Jy/beam ! Clean residual mean=-0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.198331 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.198331 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=0.054223Jy sigma=0.456039 ! Fit after self-cal, rms=0.054230Jy sigma=0.456020 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 (-48, -16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000747128 Jy ! Component: 100 - total flux cleaned = 0.000990452 Jy ! Component: 150 - total flux cleaned = 0.00108881 Jy ! Component: 200 - total flux cleaned = 0.00114897 Jy ! Total flux subtracted in 200 components = 0.00114897 Jy ! Clean residual min=-0.000826 max=0.000842 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.19948 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.19948 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=0.054215Jy sigma=0.455874 ! Fit after self-cal, rms=0.054214Jy sigma=0.455869 ! Inverting map ! Added new window around map position (0.6, -20.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000554883 Jy ! Component: 100 - total flux cleaned = 0.000696909 Jy ! Component: 150 - total flux cleaned = 0.000837133 Jy ! Component: 200 - total flux cleaned = 0.000880491 Jy ! Total flux subtracted in 200 components = 0.000880491 Jy ! Clean residual min=-0.000808 max=0.000782 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.20036 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 0.20036 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=0.054200Jy sigma=0.455753 ! Fit after self-cal, rms=0.054199Jy sigma=0.455748 ! 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=0.054199Jy sigma=0.455748 ! Fit after self-cal, rms=0.054076Jy sigma=0.455677 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9461 mas, bmaj=1.363 mas, bpa=-15.29 degrees ! Estimated noise=0.481212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000473699 Jy ! Component: 100 - total flux cleaned = 0.000664612 Jy ! Component: 150 - total flux cleaned = 0.000745328 Jy ! Component: 200 - total flux cleaned = 0.000783549 Jy ! Total flux subtracted in 200 components = 0.000783549 Jy ! Clean residual min=-0.000834 max=0.000797 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.201144 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 94 components and 0.201144 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=0.054068Jy sigma=0.455612 ! Fit after self-cal, rms=0.054068Jy sigma=0.455610 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 = 0.0001181 Jy ! Component: 100 - total flux cleaned = 0.000166539 Jy ! Component: 150 - total flux cleaned = 0.000201495 Jy ! Component: 200 - total flux cleaned = 0.000223841 Jy ! Total flux subtracted in 200 components = 0.000223841 Jy ! Clean residual min=-0.000826 max=0.000789 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.201367 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 100 components and 0.201367 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=0.054063Jy sigma=0.455571 ! Fit after self-cal, rms=0.054063Jy sigma=0.455571 ! 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=0.054063Jy sigma=0.455571 ! Fit after self-cal, rms=0.054025Jy sigma=0.455564 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.232 mas, bmaj=2.343 mas, bpa=4.442 degrees ! Estimated noise=0.618775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000313552 Jy ! Component: 100 - total flux cleaned = 0.000380041 Jy ! Component: 150 - total flux cleaned = 0.000404145 Jy ! Component: 200 - total flux cleaned = 0.000411045 Jy ! Total flux subtracted in 200 components = 0.000411045 Jy ! Clean residual min=-0.000859 max=0.000789 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.201779 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 115 components and 0.201779 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=0.054024Jy sigma=0.455554 ! Fit after self-cal, rms=0.054023Jy sigma=0.455552 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.87865e-05 Jy ! Component: 100 - total flux cleaned = 3.24981e-05 Jy ! Component: 150 - total flux cleaned = 2.65892e-05 Jy ! Component: 200 - total flux cleaned = 2.1189e-05 Jy ! Total flux subtracted in 200 components = 2.1189e-05 Jy ! Clean residual min=-0.000848 max=0.000788 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.2018 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 123 components and 0.2018 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=0.054023Jy sigma=0.455552 ! Fit after self-cal, rms=0.054023Jy sigma=0.455552 ! 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=0.945 mas, bmaj=1.363 mas, bpa=-15.3 degrees ! Estimated noise=0.480985 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.945 x 1.363 at -15.3 degrees (North through East) ! Clean map min=-0.00076946 max=0.13986 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=0.7213 mas, bmaj=1.098 mas, bpa=-17.19 degrees ! Estimated noise=0.967014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103123 Jy ! Component: 100 - total flux cleaned = 0.146617 Jy ! Component: 150 - total flux cleaned = 0.168082 Jy ! Component: 200 - total flux cleaned = 0.179119 Jy ! Total flux subtracted in 200 components = 0.179119 Jy ! Clean residual min=-0.002420 max=0.005186 Jy/beam ! Clean residual mean=0.000000 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.179119 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.179119 Jy ! Inverting map and beam ! Estimated beam: bmin=0.945 mas, bmaj=1.363 mas, bpa=-15.3 degrees ! Estimated noise=0.480985 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 = 0.00829849 Jy ! Component: 100 - total flux cleaned = 0.0122038 Jy ! Component: 150 - total flux cleaned = 0.0145351 Jy ! Component: 200 - total flux cleaned = 0.016142 Jy ! Total flux subtracted in 200 components = 0.016142 Jy ! Clean residual min=-0.000998 max=0.001030 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.195261 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 53 components and 0.195261 Jy ! Inverting map ! Added new window around map position (0.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125367 Jy ! Component: 100 - total flux cleaned = 0.00227304 Jy ! Component: 150 - total flux cleaned = 0.00311297 Jy ! Component: 200 - total flux cleaned = 0.00381974 Jy ! Total flux subtracted in 200 components = 0.00381974 Jy ! Clean residual min=-0.000899 max=0.000814 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.199081 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.199081 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=2.232 mas, bmaj=2.343 mas, bpa=4.442 degrees ! Estimated noise=0.618775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00084097 Jy ! Component: 100 - total flux cleaned = 0.00130104 Jy ! Component: 150 - total flux cleaned = 0.00160098 Jy ! Component: 200 - total flux cleaned = 0.00181338 Jy ! Total flux subtracted in 200 components = 0.00181338 Jy ! Clean residual min=-0.000902 max=0.000776 Jy/beam ! Clean residual mean=-0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.200894 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 = 0.000159737 Jy ! Component: 100 - total flux cleaned = 0.000289591 Jy ! Component: 150 - total flux cleaned = 0.000386191 Jy ! Component: 200 - total flux cleaned = 0.000447337 Jy ! Total flux subtracted in 200 components = 0.000447337 Jy ! Clean residual min=-0.000850 max=0.000781 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.201342 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 126 components and 0.201342 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.945 mas, bmaj=1.363 mas, bpa=-15.3 degrees ! Estimated noise=0.480985 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.04014e-05 Jy ! Component: 100 - total flux cleaned = 6.8565e-05 Jy ! Component: 150 - total flux cleaned = 0.000133352 Jy ! Component: 200 - total flux cleaned = 0.000164043 Jy ! Total flux subtracted in 200 components = 0.000164043 Jy ! Clean residual min=-0.000849 max=0.000764 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.201506 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 148 components and 0.201506 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=0.054028Jy sigma=0.455588 ! Fit after self-cal, rms=0.054025Jy sigma=0.455573 wmodel J1741+4751_X_map.mod ! Writing 148 model components to file: J1741+4751_X_map.mod wobs J1741+4751_X_uvs.fits ! Writing UV FITS file: J1741+4751_X_uvs.fits wwins J1741+4751_X_map.win ! wwins: Wrote 5 windows to J1741+4751_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 = -0.000227341 Jy ! Component: 100 - total flux cleaned = -0.000340645 Jy ! Component: 150 - total flux cleaned = -0.000408521 Jy ! Component: 200 - total flux cleaned = -0.000460781 Jy ! Component: 250 - total flux cleaned = -0.000447569 Jy ! Component: 300 - total flux cleaned = -0.000422362 Jy ! Component: 350 - total flux cleaned = -0.000385669 Jy ! Component: 400 - total flux cleaned = -0.000349642 Jy ! Component: 450 - total flux cleaned = -0.000337714 Jy ! Component: 500 - total flux cleaned = -0.000314536 Jy ! Component: 550 - total flux cleaned = -0.000325917 Jy ! Component: 600 - total flux cleaned = -0.000280771 Jy ! Component: 650 - total flux cleaned = -0.000269615 Jy ! Component: 700 - total flux cleaned = -0.000258554 Jy ! Component: 750 - total flux cleaned = -0.000236742 Jy ! Component: 800 - total flux cleaned = -0.000193808 Jy ! Component: 850 - total flux cleaned = -0.000140956 Jy ! Component: 900 - total flux cleaned = -0.000140996 Jy ! Component: 950 - total flux cleaned = -0.00013046 Jy ! Component: 1000 - total flux cleaned = -5.86975e-05 Jy ! Component: 1050 - total flux cleaned = -4.87493e-05 Jy ! Component: 1100 - total flux cleaned = -1.84599e-05 Jy ! Component: 1150 - total flux cleaned = 1.36334e-06 Jy ! Component: 1200 - total flux cleaned = 5.05872e-05 Jy ! Component: 1250 - total flux cleaned = 7.00776e-05 Jy ! Component: 1300 - total flux cleaned = 9.90358e-05 Jy ! Component: 1350 - total flux cleaned = 0.000137363 Jy ! Component: 1400 - total flux cleaned = 0.00016601 Jy ! Component: 1450 - total flux cleaned = 0.000213125 Jy ! Component: 1500 - total flux cleaned = 0.000241109 Jy ! Component: 1550 - total flux cleaned = 0.000287336 Jy ! Component: 1600 - total flux cleaned = 0.000314881 Jy ! Component: 1650 - total flux cleaned = 0.000351353 Jy ! Component: 1700 - total flux cleaned = 0.000351381 Jy ! Component: 1750 - total flux cleaned = 0.000387311 Jy ! Component: 1800 - total flux cleaned = 0.000440734 Jy ! Component: 1850 - total flux cleaned = 0.000431975 Jy ! Component: 1900 - total flux cleaned = 0.000493344 Jy ! Component: 1950 - total flux cleaned = 0.000510745 Jy ! Component: 2000 - total flux cleaned = 0.000519396 Jy ! Component: 2050 - total flux cleaned = 0.000545023 Jy ! Component: 2100 - total flux cleaned = 0.000545057 Jy ! Component: 2150 - total flux cleaned = 0.000578857 Jy ! Component: 2200 - total flux cleaned = 0.00061257 Jy ! Component: 2250 - total flux cleaned = 0.00063753 Jy ! Component: 2300 - total flux cleaned = 0.000620794 Jy ! Component: 2350 - total flux cleaned = 0.000629082 Jy ! Component: 2400 - total flux cleaned = 0.000645506 Jy ! Component: 2450 - total flux cleaned = 0.000637386 Jy ! Component: 2500 - total flux cleaned = 0.000637433 Jy ! Component: 2550 - total flux cleaned = 0.000645416 Jy ! Component: 2600 - total flux cleaned = 0.000701293 Jy ! Component: 2650 - total flux cleaned = 0.000653498 Jy ! Component: 2700 - total flux cleaned = 0.000669268 Jy ! Component: 2750 - total flux cleaned = 0.000661476 Jy ! Component: 2800 - total flux cleaned = 0.000661327 Jy ! Component: 2850 - total flux cleaned = 0.000661391 Jy ! Component: 2900 - total flux cleaned = 0.000638119 Jy ! Component: 2950 - total flux cleaned = 0.000645818 Jy ! Component: 3000 - total flux cleaned = 0.000653415 Jy ! Component: 3050 - total flux cleaned = 0.000622886 Jy ! Component: 3100 - total flux cleaned = 0.000630379 Jy ! Component: 3150 - total flux cleaned = 0.000607804 Jy ! Component: 3200 - total flux cleaned = 0.000615276 Jy ! Component: 3250 - total flux cleaned = 0.000637655 Jy ! Component: 3300 - total flux cleaned = 0.00063764 Jy ! Component: 3350 - total flux cleaned = 0.000615475 Jy ! Component: 3400 - total flux cleaned = 0.00064495 Jy ! Component: 3450 - total flux cleaned = 0.000637617 Jy ! Component: 3500 - total flux cleaned = 0.000637594 Jy ! Component: 3550 - total flux cleaned = 0.000615853 Jy ! Component: 3600 - total flux cleaned = 0.000666473 Jy ! Component: 3650 - total flux cleaned = 0.0006377 Jy ! Component: 3700 - total flux cleaned = 0.000609087 Jy ! Component: 3750 - total flux cleaned = 0.000637557 Jy ! Component: 3800 - total flux cleaned = 0.000651721 Jy ! Component: 3850 - total flux cleaned = 0.000644654 Jy ! Component: 3900 - total flux cleaned = 0.000616499 Jy ! Component: 3950 - total flux cleaned = 0.000616477 Jy ! Component: 4000 - total flux cleaned = 0.0006304 Jy ! Component: 4050 - total flux cleaned = 0.000623497 Jy ! Total flux subtracted in 4096 components = 0.000630394 Jy ! Clean residual min=-0.000485 max=0.000459 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.202136 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 441 components and 0.202136 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1741+4751_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.945 x 1.363 at -15.3 degrees (North through East) ! Clean map min=-0.0007778 max=0.14001 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1741+4751_X_map.fits wmodel /image_prod/ug002_uva//J1741+4751_X_map.mod ! Writing 441 model components to file: /image_prod/ug002_uva//J1741+4751_X_map.mod wobs /image_prod/ug002_uva//J1741+4751_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1741+4751_X_uvs.fits wwins /image_prod/ug002_uva//J1741+4751_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1741+4751_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.140006 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114404 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.245142 0.245142 0.490285 0.980569 1.96114 3.92228 7.84455 15.6891 31.3782 62.7564 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.14 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1223.78 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1741+4751_X_dfm.log closed on Thu Mar 5 03:21:15 2020