! Started logfile: .//J1423+4523_C_20180724_dfm.log on Wed Aug 8 14:47:56 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1423+4523_C_20180724_uva.fits ! Reading UV FITS file: .//J1423+4523_C_20180724_uva.fits ! AN table 1: 80 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.994444 visibilities/baseline/integration-bin. ! Found source: J1423+4523 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 22912 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1423+4523_C] 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 0.300x0.300 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. ! ! Fit before self-cal, rms=0.999772Jy sigma=28.682785 ! Fit after self-cal, rms=0.986227Jy sigma=28.225660 ! 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=1.274 mas, bmaj=4.427 mas, bpa=32.45 degrees ! Estimated noise=0.350236 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 = 0.0113504 Jy ! Component: 100 - total flux cleaned = 0.014182 Jy ! Total flux subtracted in 100 components = 0.014182 Jy ! Clean residual min=-0.001975 max=0.001797 Jy/beam ! Clean residual mean=0.000004 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.014182 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.014182 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. ! ! Fit before self-cal, rms=0.029485Jy sigma=0.747124 ! Fit after self-cal, rms=0.028048Jy sigma=0.707587 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321528 Jy ! Component: 100 - total flux cleaned = 0.00438331 Jy ! Total flux subtracted in 100 components = 0.00438331 Jy ! Clean residual min=-0.001732 max=0.001811 Jy/beam ! Clean residual mean=0.000003 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0185653 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.0185653 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. ! ! Fit before self-cal, rms=0.027753Jy sigma=0.689947 ! Fit after self-cal, rms=0.027754Jy sigma=0.689662 ! 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=1.65 mas, bmaj=4.348 mas, bpa=31.82 degrees ! Estimated noise=0.173015 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 = 0.00136687 Jy ! Component: 100 - total flux cleaned = 0.00212104 Jy ! Component: 150 - total flux cleaned = 0.00257769 Jy ! Component: 200 - total flux cleaned = 0.00268644 Jy ! Total flux subtracted in 200 components = 0.00268644 Jy ! Clean residual min=-0.001428 max=0.001242 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0212518 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.0212518 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. ! ! Fit before self-cal, rms=0.027705Jy sigma=0.686401 ! Fit after self-cal, rms=0.027693Jy sigma=0.685913 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.65 x 4.348 at 31.82 degrees (North through East) ! Clean map min=-0.0013717 max=0.018051 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.64 FD 1.03 HN 1.14 KP 1.26 ! MK 0.85 NL 1.38 OV 1.16 PT 1.19 ! SC 1.21 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.66 FD 1.09 HN 1.06 KP 1.22 ! MK 1.04 NL 1.24 OV 1.13 PT 1.12 ! SC 1.12 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.92 KP 1.00 ! MK 0.91 NL 1.09 OV 1.04 PT 0.94 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.90 HN 0.96 KP 0.94 ! MK 0.88 NL 1.34 OV 1.07 PT 0.89 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.90 KP 0.99 ! MK 1.00 NL 1.06 OV 1.00 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 0.92 KP 1.02 ! MK 1.02 NL 1.14 OV 1.09 PT 0.97 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.94 HN 0.92 KP 0.96 ! MK 1.00 NL 1.12 OV 1.06 PT 0.92 ! SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.91 HN 0.92 KP 1.04 ! MK 0.98 NL 1.16 OV 0.98 PT 0.92 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.027693Jy sigma=0.685913 ! Fit after self-cal, rms=0.029390Jy sigma=0.677109 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.636 mas, bmaj=4.284 mas, bpa=31.98 degrees ! Estimated noise=0.169014 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 = 0.000548486 Jy ! Component: 100 - total flux cleaned = 0.000763662 Jy ! Component: 150 - total flux cleaned = 0.000957019 Jy ! Component: 200 - total flux cleaned = 0.00111542 Jy ! Total flux subtracted in 200 components = 0.00111542 Jy ! Clean residual min=-0.000765 max=0.000734 Jy/beam ! Clean residual mean=-0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0223672 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.0223672 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. ! ! Fit before self-cal, rms=0.029371Jy sigma=0.676839 ! Fit after self-cal, rms=0.029739Jy sigma=0.675018 ! 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. ! ! Fit before self-cal, rms=0.029739Jy sigma=0.675018 ! Fit after self-cal, rms=0.032810Jy sigma=0.674299 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=4.251 mas, bpa=32.01 degrees ! Estimated noise=0.170007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000339563 Jy ! Component: 100 - total flux cleaned = 0.000507101 Jy ! Component: 150 - total flux cleaned = 0.000645951 Jy ! Component: 200 - total flux cleaned = 0.000774212 Jy ! Total flux subtracted in 200 components = 0.000774212 Jy ! Clean residual min=-0.000703 max=0.000691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0231414 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.0231414 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. ! ! Fit before self-cal, rms=0.032798Jy sigma=0.674206 ! Fit after self-cal, rms=0.032963Jy sigma=0.673946 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 (-32.7, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000443448 Jy ! Component: 100 - total flux cleaned = 0.000535817 Jy ! Component: 150 - total flux cleaned = 0.000586245 Jy ! Component: 200 - total flux cleaned = 0.000641135 Jy ! Total flux subtracted in 200 components = 0.000641135 Jy ! Clean residual min=-0.000590 max=0.000631 Jy/beam ! Clean residual mean=0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0237825 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 66 components and 0.0237825 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. ! ! Fit before self-cal, rms=0.032937Jy sigma=0.673542 ! Fit after self-cal, rms=0.032938Jy sigma=0.673416 ! Inverting map ! Added new window around map position (57.6, -38.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000539716 Jy ! Component: 100 - total flux cleaned = 0.000766919 Jy ! Component: 150 - total flux cleaned = 0.000928099 Jy ! Component: 200 - total flux cleaned = 0.00108681 Jy ! Total flux subtracted in 200 components = 0.00108681 Jy ! Clean residual min=-0.000560 max=0.000479 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0248693 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 0.0248693 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. ! ! Fit before self-cal, rms=0.032918Jy sigma=0.673088 ! Fit after self-cal, rms=0.032911Jy sigma=0.673002 ! 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. ! ! Fit before self-cal, rms=0.032911Jy sigma=0.673002 ! Fit after self-cal, rms=0.034291Jy sigma=0.672748 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.624 mas, bmaj=4.234 mas, bpa=32.09 degrees ! Estimated noise=0.169088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000433154 Jy ! Component: 100 - total flux cleaned = 0.000689598 Jy ! Component: 150 - total flux cleaned = 0.000821254 Jy ! Component: 200 - total flux cleaned = 0.000961857 Jy ! Total flux subtracted in 200 components = 0.000961857 Jy ! Clean residual min=-0.000491 max=0.000443 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0258312 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 96 components and 0.0258312 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. ! ! Fit before self-cal, rms=0.034276Jy sigma=0.672528 ! Fit after self-cal, rms=0.034321Jy sigma=0.672463 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 = 0.00016055 Jy ! Component: 100 - total flux cleaned = 0.00026873 Jy ! Component: 150 - total flux cleaned = 0.000368564 Jy ! Component: 200 - total flux cleaned = 0.000454019 Jy ! Total flux subtracted in 200 components = 0.000454019 Jy ! Clean residual min=-0.000502 max=0.000452 Jy/beam ! Clean residual mean=0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0262852 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 106 components and 0.0262852 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. ! ! Fit before self-cal, rms=0.034311Jy sigma=0.672378 ! Fit after self-cal, rms=0.034311Jy sigma=0.672366 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.034311Jy sigma=0.672366 ! Fit after self-cal, rms=0.034820Jy sigma=0.672273 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.195 mas, bmaj=4.501 mas, bpa=29.95 degrees ! Estimated noise=0.216759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445018 Jy ! Component: 100 - total flux cleaned = 0.000752074 Jy ! Component: 150 - total flux cleaned = 0.000991806 Jy ! Component: 200 - total flux cleaned = 0.0011808 Jy ! Total flux subtracted in 200 components = 0.0011808 Jy ! Clean residual min=-0.000595 max=0.000580 Jy/beam ! Clean residual mean=0.000001 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.027466 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 137 components and 0.027466 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. ! ! Fit before self-cal, rms=0.034813Jy sigma=0.672219 ! Fit after self-cal, rms=0.034821Jy sigma=0.672174 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 = 0.000218385 Jy ! Component: 100 - total flux cleaned = 0.000352063 Jy ! Component: 150 - total flux cleaned = 0.000442541 Jy ! Component: 200 - total flux cleaned = 0.000512805 Jy ! Total flux subtracted in 200 components = 0.000512805 Jy ! Clean residual min=-0.000624 max=0.000577 Jy/beam ! Clean residual mean=0.000001 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0279788 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 156 components and 0.0279788 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. ! ! Fit before self-cal, rms=0.034816Jy sigma=0.672192 ! Fit after self-cal, rms=0.034813Jy sigma=0.672178 ! 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=1.623 mas, bmaj=4.23 mas, bpa=32.16 degrees ! Estimated noise=0.168302 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.623 x 4.23 at 32.16 degrees (North through East) ! Clean map min=-0.00054926 max=0.017251 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=1.26 mas, bmaj=4.338 mas, bpa=32.57 degrees ! Estimated noise=0.330929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123874 Jy ! Component: 100 - total flux cleaned = 0.015984 Jy ! Component: 150 - total flux cleaned = 0.017907 Jy ! Component: 200 - total flux cleaned = 0.0189126 Jy ! Total flux subtracted in 200 components = 0.0189126 Jy ! Clean residual min=-0.001132 max=0.001159 Jy/beam ! Clean residual mean=0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0189126 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0189126 Jy ! Inverting map and beam ! Estimated beam: bmin=1.623 mas, bmaj=4.23 mas, bpa=32.16 degrees ! Estimated noise=0.168302 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 (3, -0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158969 Jy ! Component: 100 - total flux cleaned = 0.00273068 Jy ! Component: 150 - total flux cleaned = 0.00362569 Jy ! Component: 200 - total flux cleaned = 0.00435679 Jy ! Total flux subtracted in 200 components = 0.00435679 Jy ! Clean residual min=-0.000824 max=0.000601 Jy/beam ! Clean residual mean=-0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0232694 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 51 components and 0.0232694 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.195 mas, bmaj=4.501 mas, bpa=29.95 degrees ! Estimated noise=0.216759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010668 Jy ! Component: 100 - total flux cleaned = 0.00182786 Jy ! Component: 150 - total flux cleaned = 0.00242103 Jy ! Component: 200 - total flux cleaned = 0.00290567 Jy ! Total flux subtracted in 200 components = 0.00290567 Jy ! Clean residual min=-0.000681 max=0.000638 Jy/beam ! Clean residual mean=-0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.026175 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 = 0.000308553 Jy ! Component: 100 - total flux cleaned = 0.000574077 Jy ! Component: 150 - total flux cleaned = 0.000747488 Jy ! Component: 200 - total flux cleaned = 0.000893164 Jy ! Total flux subtracted in 200 components = 0.000893164 Jy ! Clean residual min=-0.000602 max=0.000574 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0270682 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 116 components and 0.0270682 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.623 mas, bmaj=4.23 mas, bpa=32.16 degrees ! Estimated noise=0.168302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00013563 Jy ! Component: 100 - total flux cleaned = -6.50533e-05 Jy ! Component: 150 - total flux cleaned = 3.38037e-05 Jy ! Component: 200 - total flux cleaned = 0.000113127 Jy ! Total flux subtracted in 200 components = 0.000113127 Jy ! Clean residual min=-0.000540 max=0.000462 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0271813 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 141 components and 0.0271813 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. ! ! Fit before self-cal, rms=0.034808Jy sigma=0.672382 ! Fit after self-cal, rms=0.034813Jy sigma=0.672148 wmodel J1423+4523_C_map.mod ! Writing 141 model components to file: J1423+4523_C_map.mod wobs J1423+4523_C_uvs.fits ! Writing UV FITS file: J1423+4523_C_uvs.fits wwins J1423+4523_C_map.win ! wwins: Wrote 4 windows to J1423+4523_C_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 = -0.000230151 Jy ! Component: 100 - total flux cleaned = -0.000419413 Jy ! Component: 150 - total flux cleaned = -0.000512055 Jy ! Component: 200 - total flux cleaned = -0.000527041 Jy ! Component: 250 - total flux cleaned = -0.000519976 Jy ! Component: 300 - total flux cleaned = -0.000506342 Jy ! Component: 350 - total flux cleaned = -0.000493131 Jy ! Component: 400 - total flux cleaned = -0.000505984 Jy ! Component: 450 - total flux cleaned = -0.000505859 Jy ! Component: 500 - total flux cleaned = -0.000493765 Jy ! Component: 550 - total flux cleaned = -0.000493882 Jy ! Component: 600 - total flux cleaned = -0.000488065 Jy ! Component: 650 - total flux cleaned = -0.000482245 Jy ! Component: 700 - total flux cleaned = -0.000459532 Jy ! Component: 750 - total flux cleaned = -0.000453897 Jy ! Component: 800 - total flux cleaned = -0.000426299 Jy ! Component: 850 - total flux cleaned = -0.000426312 Jy ! Component: 900 - total flux cleaned = -0.000420989 Jy ! Component: 950 - total flux cleaned = -0.000415751 Jy ! Component: 1000 - total flux cleaned = -0.000420952 Jy ! Component: 1050 - total flux cleaned = -0.000415795 Jy ! Component: 1100 - total flux cleaned = -0.000431129 Jy ! Component: 1150 - total flux cleaned = -0.0004412 Jy ! Component: 1200 - total flux cleaned = -0.000466175 Jy ! Component: 1250 - total flux cleaned = -0.000480983 Jy ! Component: 1300 - total flux cleaned = -0.000500578 Jy ! Component: 1350 - total flux cleaned = -0.000515121 Jy ! Component: 1400 - total flux cleaned = -0.000515171 Jy ! Component: 1450 - total flux cleaned = -0.000538973 Jy ! Component: 1500 - total flux cleaned = -0.000557776 Jy ! Component: 1550 - total flux cleaned = -0.000557728 Jy ! Component: 1600 - total flux cleaned = -0.000571624 Jy ! Component: 1650 - total flux cleaned = -0.000580791 Jy ! Component: 1700 - total flux cleaned = -0.000589884 Jy ! Component: 1750 - total flux cleaned = -0.000607992 Jy ! Component: 1800 - total flux cleaned = -0.000630493 Jy ! Component: 1850 - total flux cleaned = -0.00063492 Jy ! Component: 1900 - total flux cleaned = -0.000639362 Jy ! Component: 1950 - total flux cleaned = -0.00066581 Jy ! Component: 2000 - total flux cleaned = -0.000683259 Jy ! Component: 2050 - total flux cleaned = -0.000691928 Jy ! Component: 2100 - total flux cleaned = -0.000717747 Jy ! Component: 2150 - total flux cleaned = -0.000722012 Jy ! Component: 2200 - total flux cleaned = -0.000739028 Jy ! Component: 2250 - total flux cleaned = -0.000755898 Jy ! Component: 2300 - total flux cleaned = -0.00076431 Jy ! Component: 2350 - total flux cleaned = -0.000780978 Jy ! Component: 2400 - total flux cleaned = -0.000805865 Jy ! Component: 2450 - total flux cleaned = -0.000822338 Jy ! Component: 2500 - total flux cleaned = -0.000826431 Jy ! Component: 2550 - total flux cleaned = -0.000846727 Jy ! Component: 2600 - total flux cleaned = -0.00083464 Jy ! Component: 2650 - total flux cleaned = -0.000866801 Jy ! Component: 2700 - total flux cleaned = -0.000866789 Jy ! Component: 2750 - total flux cleaned = -0.00087075 Jy ! Component: 2800 - total flux cleaned = -0.000878687 Jy ! Component: 2850 - total flux cleaned = -0.000898295 Jy ! Component: 2900 - total flux cleaned = -0.000894424 Jy ! Component: 2950 - total flux cleaned = -0.000917738 Jy ! Component: 3000 - total flux cleaned = -0.000917711 Jy ! Component: 3050 - total flux cleaned = -0.000917703 Jy ! Component: 3100 - total flux cleaned = -0.000910062 Jy ! Component: 3150 - total flux cleaned = -0.000910071 Jy ! Component: 3200 - total flux cleaned = -0.000932827 Jy ! Component: 3250 - total flux cleaned = -0.000944131 Jy ! Component: 3300 - total flux cleaned = -0.000925404 Jy ! Component: 3350 - total flux cleaned = -0.00093286 Jy ! Component: 3400 - total flux cleaned = -0.000951473 Jy ! Component: 3450 - total flux cleaned = -0.000940368 Jy ! Component: 3500 - total flux cleaned = -0.000940374 Jy ! Component: 3550 - total flux cleaned = -0.00094404 Jy ! Component: 3600 - total flux cleaned = -0.000951317 Jy ! Component: 3650 - total flux cleaned = -0.000947724 Jy ! Component: 3700 - total flux cleaned = -0.000962159 Jy ! Component: 3750 - total flux cleaned = -0.000958589 Jy ! Component: 3800 - total flux cleaned = -0.00097287 Jy ! Component: 3850 - total flux cleaned = -0.000972914 Jy ! Component: 3900 - total flux cleaned = -0.000969387 Jy ! Component: 3950 - total flux cleaned = -0.000979973 Jy ! Component: 4000 - total flux cleaned = -0.000979971 Jy ! Component: 4050 - total flux cleaned = -0.000986966 Jy ! Total flux subtracted in 4096 components = -0.000997398 Jy ! Clean residual min=-0.000204 max=0.000202 Jy/beam ! Clean residual mean=0.000000 rms=0.000062 Jy/beam ! Combined flux in latest and established models = 0.0261839 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 407 components and 0.0261839 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1423+4523_C_20180724_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.623 x 4.23 at 32.16 degrees (North through East) ! Clean map min=-0.00053359 max=0.017107 Jy/beam ! Writing clean map to FITS file: .//J1423+4523_C_20180724_map.fits wmodel .//J1423+4523_C_20180724_map.mod ! Writing 407 model components to file: .//J1423+4523_C_20180724_map.mod wobs .//J1423+4523_C_20180724_uvs.fits ! Writing UV FITS file: .//J1423+4523_C_20180724_uvs.fits wwins .//J1423+4523_C_20180724_map.win ! wwins: Wrote 5 windows to .//J1423+4523_C_20180724_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0171066 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.16313e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.08084 1.08084 2.16167 4.32335 8.64669 17.2934 34.5868 69.1735 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.017 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 277.562 quit ! Quitting program ! Log file .//J1423+4523_C_20180724_dfm.log closed on Wed Aug 8 14:48:01 2018