! Started logfile: /image_prod/ug002_uva//J2146+5703_X_a_dfm.log on Thu Mar 5 05:22:12 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//J2146+5703_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2146+5703_X_a_uva.fits ! AN table 1: 37 integrations on 10 of 10 possible baselines. ! AN table 2: 38 integrations on 15 of 15 possible baselines. ! AN table 3: 40 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.996104 visibilities/baseline/integration-bin. ! Found source: J2146+5703 ! ! 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 121 lines of history. ! ! Reading 18408 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 J2146+5703_X_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001339Jy sigma=9.677589 ! Fit after self-cal, rms=0.956319Jy sigma=9.238643 ! 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=1.349 mas, bmaj=2.992 mas, bpa=-28.17 degrees ! Estimated noise=1.37633 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 = 0.0313639 Jy ! Component: 100 - total flux cleaned = 0.042368 Jy ! Total flux subtracted in 100 components = 0.042368 Jy ! Clean residual min=-0.006013 max=0.008013 Jy/beam ! Clean residual mean=-0.000036 rms=0.002025 Jy/beam ! Combined flux in latest and established models = 0.042368 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.042368 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=0.053721Jy sigma=0.497239 ! Fit after self-cal, rms=0.052613Jy sigma=0.486846 ! 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=1.763 mas, bmaj=3.226 mas, bpa=-28.66 degrees ! Estimated noise=0.548031 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 = 0.0129535 Jy ! Component: 100 - total flux cleaned = 0.0215566 Jy ! Component: 150 - total flux cleaned = 0.0276973 Jy ! Component: 200 - total flux cleaned = 0.032141 Jy ! Total flux subtracted in 200 components = 0.032141 Jy ! Clean residual min=-0.004485 max=0.005433 Jy/beam ! Clean residual mean=-0.000074 rms=0.001444 Jy/beam ! Combined flux in latest and established models = 0.0745089 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 81 components and 0.0745089 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=0.048683Jy sigma=0.447522 ! Fit after self-cal, rms=0.048370Jy sigma=0.444674 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.763 x 3.226 at -28.66 degrees (North through East) ! Clean map min=-0.0045982 max=0.041504 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.98 LA 0.95 OV 1.09 ! PT 0.67 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 FD 1.11 KP 1.03 LA 0.89 ! NL 1.34 OV 1.30 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 0.98 KP 1.06 LA 0.93 ! NL 1.37 OV 1.33 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 0.98 LA 0.89 OV 1.11 ! PT 0.68 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 1.09 KP 1.12 LA 0.83 ! NL 1.20 OV 1.31 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.03 HN 0.90 KP 1.11 LA 0.88 ! NL 1.45 OV 1.20 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 KP 0.97 LA 0.92 OV 1.11 ! PT 0.71 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 1.05 KP 1.16 LA 0.82 ! NL 1.31 OV 1.44 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.13 HN 0.96 KP 1.10 LA 0.91 ! NL 1.49 OV 1.26 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.01 LA 0.87 OV 1.06 ! PT 0.69 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.06 KP 1.11 LA 0.80 ! NL 1.33 OV 1.23 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.98 HN 0.91 KP 1.17 LA 0.92 ! NL 1.55 OV 1.07 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.07 LA 0.93 OV 1.11 ! PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 1.12 KP 1.22 LA 0.82 ! NL 1.21 OV 1.23 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 HN 0.89 KP 1.09 LA 1.01 ! NL 1.31 OV 1.17 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 0.99 LA 0.86 OV 1.11 ! PT 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 FD 1.14 KP 1.12 LA 0.81 ! NL 1.13 OV 1.14 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 0.87 KP 1.11 LA 0.94 ! NL 1.29 OV 1.18 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 0.94 LA 0.90 OV 1.08 ! PT 0.70 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.02 KP 1.14 LA 0.84 ! NL 1.00 OV 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 HN 0.86 KP 1.18 LA 0.91 ! NL 1.29 OV 1.03 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 0.93 LA 0.91 OV 1.09 ! PT 0.69 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.82 FD 1.04 KP 1.18 LA 0.78 ! NL 1.13 OV 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.94 HN 0.84 KP 1.11 LA 0.97 ! NL 1.12 OV 1.18 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 0.94 LA 0.85 OV 1.06 ! PT 0.70 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.77 FD 0.96 KP 1.16 LA 0.80 ! NL 1.23 OV 1.17 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.95 HN 0.77 KP 1.09 LA 1.03 ! NL 1.07 OV 1.09 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.00 LA 0.90 OV 1.05 ! PT 0.67 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 0.98 KP 1.08 LA 0.91 ! NL 1.17 OV 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.94 HN 0.79 KP 1.15 LA 0.94 ! NL 1.16 OV 1.08 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.92 LA 0.89 OV 0.97 ! PT 0.69 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 FD 0.94 KP 1.14 LA 0.85 ! NL 1.03 OV 1.07 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.94 HN 0.80 KP 1.02 LA 0.94 ! NL 1.35 OV 1.14 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.97 LA 0.95 OV 0.94 ! PT 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.68 FD 1.07 KP 1.00 LA 0.93 ! NL 0.94 OV 1.20 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.97 HN 0.81 KP 1.02 LA 0.89 ! NL 1.26 OV 1.14 ! ! ! Fit before self-cal, rms=0.048370Jy sigma=0.444674 ! Fit after self-cal, rms=0.048122Jy sigma=0.430633 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.767 mas, bmaj=3.271 mas, bpa=-31.02 degrees ! Estimated noise=0.543569 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 = 0.00111348 Jy ! Component: 100 - total flux cleaned = 0.00119719 Jy ! Component: 150 - total flux cleaned = 0.00123296 Jy ! Component: 200 - total flux cleaned = 0.00123234 Jy ! Total flux subtracted in 200 components = 0.00123234 Jy ! Clean residual min=-0.002688 max=0.003398 Jy/beam ! Clean residual mean=-0.000005 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.0757413 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 87 components and 0.0757413 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=0.048053Jy sigma=0.429995 ! Fit after self-cal, rms=0.048294Jy sigma=0.428791 ! 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=0.048294Jy sigma=0.428791 ! Fit after self-cal, rms=0.049139Jy sigma=0.428345 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.724 mas, bmaj=3.264 mas, bpa=-31.73 degrees ! Estimated noise=0.540716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000779061 Jy ! Component: 100 - total flux cleaned = 0.000845256 Jy ! Component: 150 - total flux cleaned = 0.000926833 Jy ! Component: 200 - total flux cleaned = 0.000970354 Jy ! Total flux subtracted in 200 components = 0.000970354 Jy ! Clean residual min=-0.002556 max=0.003105 Jy/beam ! Clean residual mean=-0.000005 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.0767116 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 92 components and 0.0767116 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=0.049094Jy sigma=0.427958 ! Fit after self-cal, rms=0.049208Jy sigma=0.427763 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 = 0.000145793 Jy ! Component: 100 - total flux cleaned = 0.000187798 Jy ! Component: 150 - total flux cleaned = 0.000222625 Jy ! Component: 200 - total flux cleaned = 0.000253186 Jy ! Total flux subtracted in 200 components = 0.000253186 Jy ! Clean residual min=-0.002500 max=0.003058 Jy/beam ! Clean residual mean=-0.000005 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.0769648 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 95 components and 0.0769648 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=0.049188Jy sigma=0.427650 ! Fit after self-cal, rms=0.049180Jy sigma=0.427621 ! 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=0.049180Jy sigma=0.427621 ! Fit after self-cal, rms=0.050168Jy sigma=0.427715 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.701 mas, bmaj=3.25 mas, bpa=-32.3 degrees ! Estimated noise=0.541915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101505 Jy ! Component: 100 - total flux cleaned = 0.00126303 Jy ! Component: 150 - total flux cleaned = 0.00129494 Jy ! Component: 200 - total flux cleaned = 0.0012943 Jy ! Total flux subtracted in 200 components = 0.0012943 Jy ! Clean residual min=-0.002428 max=0.002949 Jy/beam ! Clean residual mean=-0.000004 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.0782591 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 101 components and 0.0782591 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=0.050142Jy sigma=0.427512 ! Fit after self-cal, rms=0.050208Jy sigma=0.427357 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 = 0.000147113 Jy ! Component: 100 - total flux cleaned = 0.000189497 Jy ! Component: 150 - total flux cleaned = 0.000215 Jy ! Component: 200 - total flux cleaned = 0.00023878 Jy ! Total flux subtracted in 200 components = 0.00023878 Jy ! Clean residual min=-0.002404 max=0.002952 Jy/beam ! Clean residual mean=-0.000004 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.0784979 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 0.0784979 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=0.050197Jy sigma=0.427307 ! Fit after self-cal, rms=0.050187Jy sigma=0.427268 ! 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=0.050187Jy sigma=0.427268 ! Fit after self-cal, rms=0.050987Jy sigma=0.427205 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.715 mas, bmaj=3.634 mas, bpa=-36.01 degrees ! Estimated noise=0.581385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000945924 Jy ! Component: 100 - total flux cleaned = 0.00142613 Jy ! Component: 150 - total flux cleaned = 0.00151348 Jy ! Component: 200 - total flux cleaned = 0.00152426 Jy ! Total flux subtracted in 200 components = 0.00152426 Jy ! Clean residual min=-0.002869 max=0.003420 Jy/beam ! Clean residual mean=-0.000005 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.0800222 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 109 components and 0.0800222 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=0.050975Jy sigma=0.427113 ! Fit after self-cal, rms=0.051031Jy sigma=0.427016 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 = 0.000120931 Jy ! Component: 100 - total flux cleaned = 0.000144588 Jy ! Component: 150 - total flux cleaned = 0.000166754 Jy ! Component: 200 - total flux cleaned = 0.000187389 Jy ! Total flux subtracted in 200 components = 0.000187389 Jy ! Clean residual min=-0.002848 max=0.003405 Jy/beam ! Clean residual mean=-0.000005 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.0802096 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 112 components and 0.0802096 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=0.051025Jy sigma=0.427007 ! Fit after self-cal, rms=0.051015Jy sigma=0.426974 ! 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=1.672 mas, bmaj=3.252 mas, bpa=-32.56 degrees ! Estimated noise=0.543104 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.672 x 3.252 at -32.56 degrees (North through East) ! Clean map min=-0.002297 max=0.038143 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=1.261 mas, bmaj=3.011 mas, bpa=-30.91 degrees ! Estimated noise=1.35693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0310457 Jy ! Component: 100 - total flux cleaned = 0.0441632 Jy ! Component: 150 - total flux cleaned = 0.0528305 Jy ! Component: 200 - total flux cleaned = 0.0592476 Jy ! Total flux subtracted in 200 components = 0.0592476 Jy ! Clean residual min=-0.004545 max=0.004514 Jy/beam ! Clean residual mean=-0.000013 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.0592476 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 49 model components to the UV plane model. ! The established model now contains 49 components and 0.0592476 Jy ! Inverting map and beam ! Estimated beam: bmin=1.672 mas, bmaj=3.252 mas, bpa=-32.56 degrees ! Estimated noise=0.543104 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 = 0.00666787 Jy ! Component: 100 - total flux cleaned = 0.0108095 Jy ! Component: 150 - total flux cleaned = 0.0135985 Jy ! Component: 200 - total flux cleaned = 0.0155519 Jy ! Total flux subtracted in 200 components = 0.0155519 Jy ! Clean residual min=-0.002817 max=0.002853 Jy/beam ! Clean residual mean=-0.000013 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.0747995 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 85 components and 0.0747995 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=2.715 mas, bmaj=3.634 mas, bpa=-36.01 degrees ! Estimated noise=0.581385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188987 Jy ! Component: 100 - total flux cleaned = 0.00300136 Jy ! Component: 150 - total flux cleaned = 0.00371169 Jy ! Component: 200 - total flux cleaned = 0.00388173 Jy ! Total flux subtracted in 200 components = 0.00388173 Jy ! Clean residual min=-0.002965 max=0.003388 Jy/beam ! Clean residual mean=-0.000009 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.0786812 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 = 0.000117975 Jy ! Component: 100 - total flux cleaned = 0.000228274 Jy ! Component: 150 - total flux cleaned = 0.00031567 Jy ! Component: 200 - total flux cleaned = 0.000414987 Jy ! Total flux subtracted in 200 components = 0.000414987 Jy ! Clean residual min=-0.002926 max=0.003391 Jy/beam ! Clean residual mean=-0.000008 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.0790962 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 94 components and 0.0790962 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.672 mas, bmaj=3.252 mas, bpa=-32.56 degrees ! Estimated noise=0.543104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000260014 Jy ! Component: 100 - total flux cleaned = -0.000171836 Jy ! Component: 150 - total flux cleaned = -5.72963e-05 Jy ! Component: 200 - total flux cleaned = 4.25379e-05 Jy ! Total flux subtracted in 200 components = 4.25379e-05 Jy ! Clean residual min=-0.002454 max=0.002947 Jy/beam ! Clean residual mean=-0.000005 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.0791388 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 102 components and 0.0791387 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=0.051033Jy sigma=0.427231 ! Fit after self-cal, rms=0.050969Jy sigma=0.426977 wmodel J2146+5703_X_a_map.mod ! Writing 102 model components to file: J2146+5703_X_a_map.mod wobs J2146+5703_X_a_uvs.fits ! Writing UV FITS file: J2146+5703_X_a_uvs.fits wwins J2146+5703_X_a_map.win ! wwins: Wrote 1 windows to J2146+5703_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132894 Jy ! Component: 100 - total flux cleaned = 0.00214326 Jy ! Component: 150 - total flux cleaned = 0.00265964 Jy ! Component: 200 - total flux cleaned = 0.00305856 Jy ! Component: 250 - total flux cleaned = 0.00332545 Jy ! Component: 300 - total flux cleaned = 0.00354245 Jy ! Component: 350 - total flux cleaned = 0.00365715 Jy ! Component: 400 - total flux cleaned = 0.00362892 Jy ! Component: 450 - total flux cleaned = 0.00373138 Jy ! Component: 500 - total flux cleaned = 0.00377975 Jy ! Component: 550 - total flux cleaned = 0.00382607 Jy ! Component: 600 - total flux cleaned = 0.0039569 Jy ! Component: 650 - total flux cleaned = 0.00408147 Jy ! Component: 700 - total flux cleaned = 0.00419939 Jy ! Component: 750 - total flux cleaned = 0.00423612 Jy ! Component: 800 - total flux cleaned = 0.00423607 Jy ! Component: 850 - total flux cleaned = 0.00428833 Jy ! Component: 900 - total flux cleaned = 0.00432156 Jy ! Component: 950 - total flux cleaned = 0.0043379 Jy ! Component: 1000 - total flux cleaned = 0.00436887 Jy ! Component: 1050 - total flux cleaned = 0.00442806 Jy ! Component: 1100 - total flux cleaned = 0.0044567 Jy ! Component: 1150 - total flux cleaned = 0.00449791 Jy ! Component: 1200 - total flux cleaned = 0.00455034 Jy ! Component: 1250 - total flux cleaned = 0.00453718 Jy ! Component: 1300 - total flux cleaned = 0.00454942 Jy ! Component: 1350 - total flux cleaned = 0.00452599 Jy ! Component: 1400 - total flux cleaned = 0.00453731 Jy ! Component: 1450 - total flux cleaned = 0.00455965 Jy ! Component: 1500 - total flux cleaned = 0.00455978 Jy ! Component: 1550 - total flux cleaned = 0.00458066 Jy ! Component: 1600 - total flux cleaned = 0.00458049 Jy ! Component: 1650 - total flux cleaned = 0.00458059 Jy ! Component: 1700 - total flux cleaned = 0.00458057 Jy ! Component: 1750 - total flux cleaned = 0.00456202 Jy ! Component: 1800 - total flux cleaned = 0.00458007 Jy ! Component: 1850 - total flux cleaned = 0.00456249 Jy ! Component: 1900 - total flux cleaned = 0.00451937 Jy ! Component: 1950 - total flux cleaned = 0.00449427 Jy ! Component: 2000 - total flux cleaned = 0.00442019 Jy ! Component: 2050 - total flux cleaned = 0.00438806 Jy ! Component: 2100 - total flux cleaned = 0.0043643 Jy ! Component: 2150 - total flux cleaned = 0.00434885 Jy ! Component: 2200 - total flux cleaned = 0.00431837 Jy ! Component: 2250 - total flux cleaned = 0.00429579 Jy ! Component: 2300 - total flux cleaned = 0.00427358 Jy ! Component: 2350 - total flux cleaned = 0.0042519 Jy ! Component: 2400 - total flux cleaned = 0.00424458 Jy ! Component: 2450 - total flux cleaned = 0.0042584 Jy ! Component: 2500 - total flux cleaned = 0.00423772 Jy ! Component: 2550 - total flux cleaned = 0.00421743 Jy ! Component: 2600 - total flux cleaned = 0.00421744 Jy ! Component: 2650 - total flux cleaned = 0.00421073 Jy ! Component: 2700 - total flux cleaned = 0.00421076 Jy ! Component: 2750 - total flux cleaned = 0.00420447 Jy ! Component: 2800 - total flux cleaned = 0.00419841 Jy ! Component: 2850 - total flux cleaned = 0.00421694 Jy ! Component: 2900 - total flux cleaned = 0.00421095 Jy ! Component: 2950 - total flux cleaned = 0.00422287 Jy ! Component: 3000 - total flux cleaned = 0.00421685 Jy ! Component: 3050 - total flux cleaned = 0.00421098 Jy ! Component: 3100 - total flux cleaned = 0.0042051 Jy ! Component: 3150 - total flux cleaned = 0.00420508 Jy ! Component: 3200 - total flux cleaned = 0.00418833 Jy ! Component: 3250 - total flux cleaned = 0.00420483 Jy ! Component: 3300 - total flux cleaned = 0.00417746 Jy ! Component: 3350 - total flux cleaned = 0.00416124 Jy ! Component: 3400 - total flux cleaned = 0.00412389 Jy ! Component: 3450 - total flux cleaned = 0.00409744 Jy ! Component: 3500 - total flux cleaned = 0.00407118 Jy ! Component: 3550 - total flux cleaned = 0.00404521 Jy ! Component: 3600 - total flux cleaned = 0.00401432 Jy ! Component: 3650 - total flux cleaned = 0.00398888 Jy ! Component: 3700 - total flux cleaned = 0.00395852 Jy ! Component: 3750 - total flux cleaned = 0.00392351 Jy ! Component: 3800 - total flux cleaned = 0.00391359 Jy ! Component: 3850 - total flux cleaned = 0.00392839 Jy ! Component: 3900 - total flux cleaned = 0.00390881 Jy ! Component: 3950 - total flux cleaned = 0.00389909 Jy ! Component: 4000 - total flux cleaned = 0.00390872 Jy ! Component: 4050 - total flux cleaned = 0.00390396 Jy ! Total flux subtracted in 4096 components = 0.0039325 Jy ! Clean residual min=-0.000294 max=0.000360 Jy/beam ! Clean residual mean=-0.000000 rms=0.000085 Jy/beam ! Combined flux in latest and established models = 0.0830713 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 395 components and 0.0830712 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2146+5703_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.672 x 3.252 at -32.56 degrees (North through East) ! Clean map min=-0.00071196 max=0.037997 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2146+5703_X_a_map.fits wmodel /image_prod/ug002_uva//J2146+5703_X_a_map.mod ! Writing 395 model components to file: /image_prod/ug002_uva//J2146+5703_X_a_map.mod wobs /image_prod/ug002_uva//J2146+5703_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2146+5703_X_a_uvs.fits wwins /image_prod/ug002_uva//J2146+5703_X_a_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J2146+5703_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0379968 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.29886e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.655229 0.655229 1.31046 2.62092 5.24183 10.4837 20.9673 41.9347 83.8694 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.037 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 457.854 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2146+5703_X_a_dfm.log closed on Thu Mar 5 05:22:17 2020