! Started logfile: /vlbi/bs262/maps//J0057-0123_C_20180501_dfm.log on Mon Jun 4 23:11:45 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 /vlbi/bs262/maps//J0057-0123_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0057-0123_C_20180501_uva.fits ! AN table 1: 22 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.844156 visibilities/baseline/integration-bin. ! Found source: J0057-0123 ! ! 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 94 lines of history. ! ! Reading 4160 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 J0057-0123_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 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003085Jy sigma=22.074648 ! Fit after self-cal, rms=0.958159Jy sigma=21.080725 ! 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=1.378 mas, bmaj=3.178 mas, bpa=4.582 degrees ! Estimated noise=0.720391 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 = 0.0318857 Jy ! Component: 100 - total flux cleaned = 0.0392935 Jy ! Total flux subtracted in 100 components = 0.0392935 Jy ! Clean residual min=-0.002293 max=0.002825 Jy/beam ! Clean residual mean=-0.000001 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.0392935 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0392935 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=0.029257Jy sigma=0.555199 ! Fit after self-cal, rms=0.028152Jy sigma=0.528856 ! 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=1.728 mas, bmaj=3.766 mas, bpa=4.829 degrees ! Estimated noise=0.530378 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 = 0.00381092 Jy ! Component: 100 - total flux cleaned = 0.00528157 Jy ! Component: 150 - total flux cleaned = 0.00554879 Jy ! Component: 200 - total flux cleaned = 0.00566856 Jy ! Total flux subtracted in 200 components = 0.00566856 Jy ! Clean residual min=-0.001517 max=0.001553 Jy/beam ! Clean residual mean=-0.000002 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.044962 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 0.044962 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=0.027626Jy sigma=0.517812 ! Fit after self-cal, rms=0.027624Jy sigma=0.517705 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.728 x 3.766 at 4.829 degrees (North through East) ! Clean map min=-0.001502 max=0.042431 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.86 KP 0.97 LA 0.97 ! MK 0.84 NL 1.06 OV 0.98 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.88 KP 0.97 LA 1.06 ! MK 0.93 NL 1.14 OV 1.13 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.93 KP 1.00 LA 0.97 ! MK 0.90 NL 1.01 OV 1.00 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.93 KP 1.05 LA 1.05 ! MK 1.09 NL 1.07 OV 1.07 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 KP 0.93 LA 1.02 ! MK 1.00 NL 1.05 OV 0.98 SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.84 KP 0.93 LA 0.99 ! MK 0.92 NL 1.14 OV 1.07 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 KP 0.98 LA 1.06 ! MK 0.99 NL 1.03 OV 0.99 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 KP 0.97 LA 1.05 ! MK 1.02 NL 1.01 OV 1.03 SC 0.96 ! ! ! Fit before self-cal, rms=0.027624Jy sigma=0.517705 ! Fit after self-cal, rms=0.027067Jy sigma=0.509162 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.714 mas, bmaj=3.796 mas, bpa=4.578 degrees ! Estimated noise=0.527298 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 = 9.9848e-05 Jy ! Component: 100 - total flux cleaned = 0.00012337 Jy ! Component: 150 - total flux cleaned = 0.000129209 Jy ! Component: 200 - total flux cleaned = 0.000129143 Jy ! Total flux subtracted in 200 components = 0.000129143 Jy ! Clean residual min=-0.001130 max=0.001067 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0450912 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.0450912 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=0.027060Jy sigma=0.509070 ! Fit after self-cal, rms=0.027100Jy sigma=0.508831 ! 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=0.027100Jy sigma=0.508831 ! Fit after self-cal, rms=0.027153Jy sigma=0.508804 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.713 mas, bmaj=3.798 mas, bpa=4.73 degrees ! Estimated noise=0.527686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.07144e-05 Jy ! Component: 100 - total flux cleaned = 8.16017e-05 Jy ! Component: 150 - total flux cleaned = 8.62187e-05 Jy ! Component: 200 - total flux cleaned = 8.61836e-05 Jy ! Total flux subtracted in 200 components = 8.61836e-05 Jy ! Clean residual min=-0.001090 max=0.001066 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0451774 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.0451774 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=0.027149Jy sigma=0.508763 ! Fit after self-cal, rms=0.027152Jy sigma=0.508759 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.09186e-05 Jy ! Component: 100 - total flux cleaned = -3.98231e-06 Jy ! Component: 150 - total flux cleaned = 2.40405e-06 Jy ! Component: 200 - total flux cleaned = 1.17512e-05 Jy ! Total flux subtracted in 200 components = 1.17512e-05 Jy ! Clean residual min=-0.001085 max=0.001069 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0451891 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.0451891 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=0.027151Jy sigma=0.508740 ! Fit after self-cal, rms=0.027151Jy sigma=0.508739 ! 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=0.027151Jy sigma=0.508739 ! Fit after self-cal, rms=0.027289Jy sigma=0.508281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.714 mas, bmaj=3.801 mas, bpa=4.878 degrees ! Estimated noise=0.52972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138722 Jy ! Component: 100 - total flux cleaned = 0.000166026 Jy ! Component: 150 - total flux cleaned = 0.000178686 Jy ! Component: 200 - total flux cleaned = 0.00018215 Jy ! Total flux subtracted in 200 components = 0.00018215 Jy ! Clean residual min=-0.001067 max=0.001072 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0453713 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.0453713 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=0.027285Jy sigma=0.508263 ! Fit after self-cal, rms=0.027290Jy sigma=0.508257 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 = -8.6816e-06 Jy ! Component: 100 - total flux cleaned = -8.69526e-06 Jy ! Component: 150 - total flux cleaned = -8.7296e-06 Jy ! Component: 200 - total flux cleaned = -6.07572e-06 Jy ! Total flux subtracted in 200 components = -6.07572e-06 Jy ! Clean residual min=-0.001065 max=0.001077 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0453652 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 41 components and 0.0453652 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=0.027289Jy sigma=0.508247 ! Fit after self-cal, rms=0.027288Jy sigma=0.508247 ! 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=0.027288Jy sigma=0.508247 ! Fit after self-cal, rms=0.027370Jy sigma=0.507859 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.182 mas, bmaj=5.875 mas, bpa=-7.4 degrees ! Estimated noise=0.663228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000139585 Jy ! Component: 100 - total flux cleaned = 0.0001396 Jy ! Component: 150 - total flux cleaned = 0.000133783 Jy ! Component: 200 - total flux cleaned = 0.000131106 Jy ! Total flux subtracted in 200 components = 0.000131106 Jy ! Clean residual min=-0.000924 max=0.001355 Jy/beam ! Clean residual mean=-0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0454963 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 48 components and 0.0454963 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=0.027369Jy sigma=0.507871 ! Fit after self-cal, rms=0.027370Jy sigma=0.507860 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 (46.2, 65.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000687846 Jy ! Component: 100 - total flux cleaned = 0.000920716 Jy ! Component: 150 - total flux cleaned = 0.00097569 Jy ! Component: 200 - total flux cleaned = 0.00093187 Jy ! Total flux subtracted in 200 components = 0.00093187 Jy ! Clean residual min=-0.000860 max=0.000950 Jy/beam ! Clean residual mean=-0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0464282 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 76 components and 0.0464282 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=0.027336Jy sigma=0.506902 ! Fit after self-cal, rms=0.027327Jy sigma=0.506765 ! Inverting map ! Added new window around map position (-52.5, -57). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155757 Jy ! Component: 100 - total flux cleaned = -1.24247e-05 Jy ! Component: 150 - total flux cleaned = -8.0628e-05 Jy ! Component: 200 - total flux cleaned = -0.000194555 Jy ! Total flux subtracted in 200 components = -0.000194555 Jy ! Clean residual min=-0.000724 max=0.000690 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0462336 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 101 components and 0.0462336 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=0.027294Jy sigma=0.506093 ! Fit after self-cal, rms=0.027293Jy sigma=0.506039 ! 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=1.714 mas, bmaj=3.805 mas, bpa=5.012 degrees ! Estimated noise=0.531286 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.714 x 3.805 at 5.012 degrees (North through East) ! Clean map min=-0.00095692 max=0.042361 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=1.37 mas, bmaj=3.21 mas, bpa=4.676 degrees ! Estimated noise=0.727914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0328473 Jy ! Component: 100 - total flux cleaned = 0.0405226 Jy ! Component: 150 - total flux cleaned = 0.0433241 Jy ! Component: 200 - total flux cleaned = 0.0437013 Jy ! Total flux subtracted in 200 components = 0.0437013 Jy ! Clean residual min=-0.001843 max=0.001698 Jy/beam ! Clean residual mean=0.000000 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0437013 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0437013 Jy ! Inverting map and beam ! Estimated beam: bmin=1.714 mas, bmaj=3.805 mas, bpa=5.012 degrees ! Estimated noise=0.531286 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 (-48, -9.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072435 Jy ! Component: 100 - total flux cleaned = 0.0013094 Jy ! Component: 150 - total flux cleaned = 0.00151767 Jy ! Component: 200 - total flux cleaned = 0.00167275 Jy ! Total flux subtracted in 200 components = 0.00167275 Jy ! Clean residual min=-0.001001 max=0.000858 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.045374 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 47 components and 0.045374 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=4.182 mas, bmaj=5.875 mas, bpa=-7.4 degrees ! Estimated noise=0.663228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000839125 Jy ! Component: 100 - total flux cleaned = 0.00144013 Jy ! Component: 150 - total flux cleaned = 0.00168277 Jy ! Component: 200 - total flux cleaned = 0.0017712 Jy ! Total flux subtracted in 200 components = 0.0017712 Jy ! Clean residual min=-0.000703 max=0.000747 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0471452 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 = 7.83226e-05 Jy ! Component: 100 - total flux cleaned = 0.00012202 Jy ! Component: 150 - total flux cleaned = 0.000121552 Jy ! Component: 200 - total flux cleaned = 7.19267e-05 Jy ! Total flux subtracted in 200 components = 7.19267e-05 Jy ! Clean residual min=-0.000616 max=0.000691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0472172 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 101 components and 0.0472172 Jy ! Inverting map ! Added new window around map position (-65.4, 52.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197777 Jy ! Component: 100 - total flux cleaned = 6.771e-05 Jy ! Component: 150 - total flux cleaned = 1.37538e-05 Jy ! Component: 200 - total flux cleaned = -0.000110751 Jy ! Total flux subtracted in 200 components = -0.000110751 Jy ! Clean residual min=-0.000589 max=0.000551 Jy/beam ! Clean residual mean=0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0471064 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 126 components and 0.0471064 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.714 mas, bmaj=3.805 mas, bpa=5.012 degrees ! Estimated noise=0.531286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.16425e-05 Jy ! Component: 100 - total flux cleaned = -6.24186e-05 Jy ! Component: 150 - total flux cleaned = -0.000144092 Jy ! Component: 200 - total flux cleaned = -0.000202321 Jy ! Total flux subtracted in 200 components = -0.000202321 Jy ! Clean residual min=-0.000868 max=0.000831 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0469041 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 159 components and 0.0469041 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=0.027217Jy sigma=0.504419 ! Fit after self-cal, rms=0.027211Jy sigma=0.504289 wmodel J0057-0123_C_map.mod ! Writing 159 model components to file: J0057-0123_C_map.mod wobs J0057-0123_C_uvs.fits ! Writing UV FITS file: J0057-0123_C_uvs.fits wwins J0057-0123_C_map.win ! wwins: Wrote 5 windows to J0057-0123_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 = -0.000171399 Jy ! Component: 100 - total flux cleaned = -0.000311916 Jy ! Component: 150 - total flux cleaned = -0.000391583 Jy ! Component: 200 - total flux cleaned = -0.000442551 Jy ! Component: 250 - total flux cleaned = -0.000516315 Jy ! Component: 300 - total flux cleaned = -0.000528059 Jy ! Component: 350 - total flux cleaned = -0.000539607 Jy ! Component: 400 - total flux cleaned = -0.000539584 Jy ! Component: 450 - total flux cleaned = -0.000550643 Jy ! Component: 500 - total flux cleaned = -0.000583072 Jy ! Component: 550 - total flux cleaned = -0.000593518 Jy ! Component: 600 - total flux cleaned = -0.000593437 Jy ! Component: 650 - total flux cleaned = -0.000614033 Jy ! Component: 700 - total flux cleaned = -0.000634009 Jy ! Component: 750 - total flux cleaned = -0.000623816 Jy ! Component: 800 - total flux cleaned = -0.000643358 Jy ! Component: 850 - total flux cleaned = -0.000643309 Jy ! Component: 900 - total flux cleaned = -0.000662401 Jy ! Component: 950 - total flux cleaned = -0.000709462 Jy ! Component: 1000 - total flux cleaned = -0.000718706 Jy ! Component: 1050 - total flux cleaned = -0.000764626 Jy ! Component: 1100 - total flux cleaned = -0.000800755 Jy ! Component: 1150 - total flux cleaned = -0.000827492 Jy ! Component: 1200 - total flux cleaned = -0.000853835 Jy ! Component: 1250 - total flux cleaned = -0.000862582 Jy ! Component: 1300 - total flux cleaned = -0.000888551 Jy ! Component: 1350 - total flux cleaned = -0.000914236 Jy ! Component: 1400 - total flux cleaned = -0.000931168 Jy ! Component: 1450 - total flux cleaned = -0.000972916 Jy ! Component: 1500 - total flux cleaned = -0.000981116 Jy ! Component: 1550 - total flux cleaned = -0.000997452 Jy ! Component: 1600 - total flux cleaned = -0.00100541 Jy ! Component: 1650 - total flux cleaned = -0.000981288 Jy ! Component: 1700 - total flux cleaned = -0.000989348 Jy ! Component: 1750 - total flux cleaned = -0.000997134 Jy ! Component: 1800 - total flux cleaned = -0.000965943 Jy ! Component: 1850 - total flux cleaned = -0.000989221 Jy ! Component: 1900 - total flux cleaned = -0.000996909 Jy ! Component: 1950 - total flux cleaned = -0.000996848 Jy ! Component: 2000 - total flux cleaned = -0.000981733 Jy ! Component: 2050 - total flux cleaned = -0.000974231 Jy ! Component: 2100 - total flux cleaned = -0.000989029 Jy ! Component: 2150 - total flux cleaned = -0.000966933 Jy ! Component: 2200 - total flux cleaned = -0.000995982 Jy ! Component: 2250 - total flux cleaned = -0.000995831 Jy ! Component: 2300 - total flux cleaned = -0.000967092 Jy ! Component: 2350 - total flux cleaned = -0.0009813 Jy ! Component: 2400 - total flux cleaned = -0.000988308 Jy ! Component: 2450 - total flux cleaned = -0.000981191 Jy ! Component: 2500 - total flux cleaned = -0.000960216 Jy ! Component: 2550 - total flux cleaned = -0.000953325 Jy ! Component: 2600 - total flux cleaned = -0.000960184 Jy ! Component: 2650 - total flux cleaned = -0.000953325 Jy ! Component: 2700 - total flux cleaned = -0.000953334 Jy ! Component: 2750 - total flux cleaned = -0.000939892 Jy ! Component: 2800 - total flux cleaned = -0.00095992 Jy ! Component: 2850 - total flux cleaned = -0.000946544 Jy ! Component: 2900 - total flux cleaned = -0.00092671 Jy ! Component: 2950 - total flux cleaned = -0.000913574 Jy ! Component: 3000 - total flux cleaned = -0.000894089 Jy ! Component: 3050 - total flux cleaned = -0.000887615 Jy ! Component: 3100 - total flux cleaned = -0.000906971 Jy ! Component: 3150 - total flux cleaned = -0.000906991 Jy ! Component: 3200 - total flux cleaned = -0.000900585 Jy ! Component: 3250 - total flux cleaned = -0.000881581 Jy ! Component: 3300 - total flux cleaned = -0.000894223 Jy ! Component: 3350 - total flux cleaned = -0.000894239 Jy ! Component: 3400 - total flux cleaned = -0.000894263 Jy ! Component: 3450 - total flux cleaned = -0.000875585 Jy ! Component: 3500 - total flux cleaned = -0.000881863 Jy ! Component: 3550 - total flux cleaned = -0.000875658 Jy ! Component: 3600 - total flux cleaned = -0.00085724 Jy ! Component: 3650 - total flux cleaned = -0.000845008 Jy ! Component: 3700 - total flux cleaned = -0.000838923 Jy ! Component: 3750 - total flux cleaned = -0.000820724 Jy ! Component: 3800 - total flux cleaned = -0.000790524 Jy ! Component: 3850 - total flux cleaned = -0.000778525 Jy ! Component: 3900 - total flux cleaned = -0.000766613 Jy ! Component: 3950 - total flux cleaned = -0.000754671 Jy ! Component: 4000 - total flux cleaned = -0.000766539 Jy ! Component: 4050 - total flux cleaned = -0.000748806 Jy ! Total flux subtracted in 4096 components = -0.000737002 Jy ! Clean residual min=-0.000307 max=0.000387 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.0461671 Jy keep ! Adding 240 model components to the UV plane model. ! The established model now contains 398 components and 0.0461671 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0057-0123_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.714 x 3.805 at 5.012 degrees (North through East) ! Clean map min=-0.00077059 max=0.042148 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0057-0123_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0057-0123_C_20180501_map.mod ! Writing 398 model components to file: /vlbi/bs262/maps//J0057-0123_C_20180501_map.mod wobs /vlbi/bs262/maps//J0057-0123_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0057-0123_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0057-0123_C_20180501_map.win ! wwins: Wrote 6 windows to /vlbi/bs262/maps//J0057-0123_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0421482 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.81337e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.69849 0.69849 1.39698 2.79396 5.58792 11.1758 22.3517 44.7034 89.4068 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 429.497 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0057-0123_C_20180501_dfm.log closed on Mon Jun 4 23:11:49 2018