! Started logfile: /tmp/maps//J1258-1800_C_20180615_dfm.log on Wed Jul 4 23:22:14 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 /tmp/maps//J1258-1800_C_20180615_uva.fits ! Reading UV FITS file: /tmp/maps//J1258-1800_C_20180615_uva.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.938889 visibilities/baseline/integration-bin. ! Found source: J1258-1800 ! ! 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 5408 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 J1258-1800_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012636Jy sigma=20.506812 ! Fit after self-cal, rms=0.842485Jy sigma=16.934288 ! 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=1.38 mas, bmaj=3.41 mas, bpa=-8.143 degrees ! Estimated noise=0.795412 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 = 0.112754 Jy ! Component: 100 - total flux cleaned = 0.14932 Jy ! Total flux subtracted in 100 components = 0.14932 Jy ! Clean residual min=-0.008481 max=0.016820 Jy/beam ! Clean residual mean=-0.000006 rms=0.002486 Jy/beam ! Combined flux in latest and established models = 0.14932 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.14932 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=0.058609Jy sigma=1.156821 ! Fit after self-cal, rms=0.058572Jy sigma=1.156125 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193002 Jy ! Component: 100 - total flux cleaned = 0.0307307 Jy ! Total flux subtracted in 100 components = 0.0307307 Jy ! Clean residual min=-0.007618 max=0.009138 Jy/beam ! Clean residual mean=-0.000004 rms=0.001732 Jy/beam ! Combined flux in latest and established models = 0.180051 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.180051 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=0.048270Jy sigma=0.914622 ! Fit after self-cal, rms=0.048197Jy sigma=0.913781 ! 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=1.691 mas, bmaj=4.12 mas, bpa=-6.788 degrees ! Estimated noise=0.493163 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 = 0.0125903 Jy ! Component: 100 - total flux cleaned = 0.0193692 Jy ! Component: 150 - total flux cleaned = 0.0232361 Jy ! Component: 200 - total flux cleaned = 0.0254662 Jy ! Total flux subtracted in 200 components = 0.0254662 Jy ! Clean residual min=-0.007306 max=0.009450 Jy/beam ! Clean residual mean=-0.000011 rms=0.001820 Jy/beam ! Combined flux in latest and established models = 0.205517 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 34 components and 0.205517 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=0.045328Jy sigma=0.835301 ! Fit after self-cal, rms=0.045312Jy sigma=0.835082 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.691 x 4.12 at -6.788 degrees (North through East) ! Clean map min=-0.0069534 max=0.15579 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.91 HN 0.96 KP 1.00 ! LA 1.02 MK 0.91 NL 1.10 OV 1.05 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.95 HN 0.94 KP 0.97 ! LA 1.02 MK 0.99 NL 1.12 OV 0.99 ! PT 0.89 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.94 HN 1.05 KP 1.00 ! LA 1.02 MK 0.96 NL 1.06 OV 1.07 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.91 HN 0.89 KP 0.98 ! LA 1.04 MK 0.92 NL 1.07 OV 1.01 ! PT 0.77 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.02 KP 1.01 ! LA 1.03 MK 1.02 NL 1.14 OV 1.00 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.93 HN 0.95 KP 0.98 ! LA 1.05 MK 1.04 NL 1.09 OV 0.99 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.01 KP 0.93 ! LA 1.04 MK 1.05 NL 1.13 OV 0.99 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 0.95 KP 0.94 ! LA 1.05 MK 1.20 NL 1.09 OV 1.00 ! PT 0.89 SC 0.95 ! ! ! Fit before self-cal, rms=0.045312Jy sigma=0.835082 ! Fit after self-cal, rms=0.042401Jy sigma=0.735550 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.691 mas, bmaj=4.165 mas, bpa=-6.633 degrees ! Estimated noise=0.492216 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 (-4.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00399386 Jy ! Component: 100 - total flux cleaned = 0.00402378 Jy ! Component: 150 - total flux cleaned = 0.00376559 Jy ! Component: 200 - total flux cleaned = 0.00338337 Jy ! Total flux subtracted in 200 components = 0.00338337 Jy ! Clean residual min=-0.003573 max=0.004512 Jy/beam ! Clean residual mean=-0.000004 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.2089 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.2089 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=0.041828Jy sigma=0.723413 ! Fit after self-cal, rms=0.041810Jy sigma=0.722373 ! Inverting map ! Added new window around map position (-12, 31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227392 Jy ! Component: 100 - total flux cleaned = 0.00291225 Jy ! Component: 150 - total flux cleaned = 0.00330701 Jy ! Component: 200 - total flux cleaned = 0.00351926 Jy ! Total flux subtracted in 200 components = 0.00351926 Jy ! Clean residual min=-0.003046 max=0.002749 Jy/beam ! Clean residual mean=-0.000002 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.21242 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.21242 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=0.041370Jy sigma=0.713923 ! Fit after self-cal, rms=0.041358Jy sigma=0.713747 ! 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=0.041358Jy sigma=0.713747 ! Fit after self-cal, rms=0.041142Jy sigma=0.712839 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.687 mas, bmaj=4.156 mas, bpa=-6.712 degrees ! Estimated noise=0.491907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193361 Jy ! Component: 100 - total flux cleaned = 0.00299473 Jy ! Component: 150 - total flux cleaned = 0.00321335 Jy ! Component: 200 - total flux cleaned = 0.00336474 Jy ! Total flux subtracted in 200 components = 0.00336474 Jy ! Clean residual min=-0.002632 max=0.002683 Jy/beam ! Clean residual mean=-0.000002 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.215784 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 72 components and 0.215784 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=0.040980Jy sigma=0.709449 ! Fit after self-cal, rms=0.040970Jy sigma=0.709397 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 = 0.000152324 Jy ! Component: 100 - total flux cleaned = 0.000199139 Jy ! Component: 150 - total flux cleaned = 0.000242989 Jy ! Component: 200 - total flux cleaned = 0.000243177 Jy ! Total flux subtracted in 200 components = 0.000243177 Jy ! Clean residual min=-0.002511 max=0.002603 Jy/beam ! Clean residual mean=-0.000002 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.216028 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.216028 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=0.040880Jy sigma=0.707528 ! Fit after self-cal, rms=0.040877Jy sigma=0.707507 ! 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=0.040877Jy sigma=0.707507 ! Fit after self-cal, rms=0.040893Jy sigma=0.707311 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.686 mas, bmaj=4.154 mas, bpa=-6.655 degrees ! Estimated noise=0.49256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001049 Jy ! Component: 100 - total flux cleaned = 0.00125551 Jy ! Component: 150 - total flux cleaned = 0.00133258 Jy ! Component: 200 - total flux cleaned = 0.00137 Jy ! Total flux subtracted in 200 components = 0.00137 Jy ! Clean residual min=-0.002363 max=0.002516 Jy/beam ! Clean residual mean=-0.000003 rms=0.000619 Jy/beam ! Combined flux in latest and established models = 0.217398 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 85 components and 0.217398 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=0.040822Jy sigma=0.705804 ! Fit after self-cal, rms=0.040818Jy sigma=0.705781 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 = 7.57938e-05 Jy ! Component: 100 - total flux cleaned = 0.000111789 Jy ! Component: 150 - total flux cleaned = 0.000146497 Jy ! Component: 200 - total flux cleaned = 0.000179914 Jy ! Total flux subtracted in 200 components = 0.000179914 Jy ! Clean residual min=-0.002306 max=0.002454 Jy/beam ! Clean residual mean=-0.000003 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.217577 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 89 components and 0.217577 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=0.040767Jy sigma=0.704696 ! Fit after self-cal, rms=0.040765Jy sigma=0.704679 ! 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=0.040765Jy sigma=0.704679 ! Fit after self-cal, rms=0.040771Jy sigma=0.704619 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.777 mas, bmaj=7.603 mas, bpa=-7.333 degrees ! Estimated noise=0.621297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000461817 Jy ! Component: 100 - total flux cleaned = 0.000833394 Jy ! Component: 150 - total flux cleaned = 0.000898887 Jy ! Component: 200 - total flux cleaned = 0.000919963 Jy ! Total flux subtracted in 200 components = 0.000919963 Jy ! Clean residual min=-0.002637 max=0.003123 Jy/beam ! Clean residual mean=-0.000006 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.218497 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 0.218497 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=0.040758Jy sigma=0.704336 ! Fit after self-cal, rms=0.040758Jy sigma=0.704310 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 = 0.000165001 Jy ! Component: 100 - total flux cleaned = 0.00014574 Jy ! Component: 150 - total flux cleaned = 0.000127446 Jy ! Component: 200 - total flux cleaned = 9.16437e-05 Jy ! Total flux subtracted in 200 components = 9.16437e-05 Jy ! Clean residual min=-0.002644 max=0.003119 Jy/beam ! Clean residual mean=-0.000006 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.218589 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.218589 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=0.040754Jy sigma=0.704210 ! Fit after self-cal, rms=0.040754Jy sigma=0.704193 ! 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=1.686 mas, bmaj=4.153 mas, bpa=-6.63 degrees ! Estimated noise=0.492969 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.686 x 4.153 at -6.63 degrees (North through East) ! Clean map min=-0.0029725 max=0.15429 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=1.377 mas, bmaj=3.443 mas, bpa=-7.806 degrees ! Estimated noise=0.797006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113008 Jy ! Component: 100 - total flux cleaned = 0.149924 Jy ! Component: 150 - total flux cleaned = 0.169824 Jy ! Component: 200 - total flux cleaned = 0.18208 Jy ! Total flux subtracted in 200 components = 0.18208 Jy ! Clean residual min=-0.005608 max=0.007386 Jy/beam ! Clean residual mean=-0.000005 rms=0.001444 Jy/beam ! Combined flux in latest and established models = 0.18208 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.18208 Jy ! Inverting map and beam ! Estimated beam: bmin=1.686 mas, bmaj=4.153 mas, bpa=-6.63 degrees ! Estimated noise=0.492969 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 = 0.0126905 Jy ! Component: 100 - total flux cleaned = 0.0198042 Jy ! Component: 150 - total flux cleaned = 0.0247092 Jy ! Component: 200 - total flux cleaned = 0.0282201 Jy ! Total flux subtracted in 200 components = 0.0282201 Jy ! Clean residual min=-0.003287 max=0.003821 Jy/beam ! Clean residual mean=-0.000006 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.2103 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 41 components and 0.2103 Jy ! Inverting map ! Added new window around map position (-18.6, 38.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310563 Jy ! Component: 100 - total flux cleaned = 0.00442347 Jy ! Component: 150 - total flux cleaned = 0.00529142 Jy ! Component: 200 - total flux cleaned = 0.0058448 Jy ! Total flux subtracted in 200 components = 0.0058448 Jy ! Clean residual min=-0.002857 max=0.003129 Jy/beam ! Clean residual mean=-0.000002 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.216145 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 67 components and 0.216145 Jy ! Inverting map ! Added new window around map position (-4.8, -8.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264687 Jy ! Component: 100 - total flux cleaned = 0.00352745 Jy ! Component: 150 - total flux cleaned = 0.00392327 Jy ! Component: 200 - total flux cleaned = 0.00422386 Jy ! Total flux subtracted in 200 components = 0.00422386 Jy ! Clean residual min=-0.002554 max=0.002341 Jy/beam ! Clean residual mean=-0.000001 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.220369 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 86 components and 0.220369 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=3.777 mas, bmaj=7.603 mas, bpa=-7.333 degrees ! Estimated noise=0.621297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502068 Jy ! Component: 100 - total flux cleaned = 0.00050585 Jy ! Component: 150 - total flux cleaned = 0.000438818 Jy ! Component: 200 - total flux cleaned = 0.000409182 Jy ! Total flux subtracted in 200 components = 0.000409182 Jy ! Clean residual min=-0.002601 max=0.002464 Jy/beam ! Clean residual mean=-0.000001 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.220778 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 = -2.59314e-05 Jy ! Component: 100 - total flux cleaned = -5.17962e-05 Jy ! Component: 150 - total flux cleaned = -0.000125002 Jy ! Component: 200 - total flux cleaned = -0.000171356 Jy ! Total flux subtracted in 200 components = -0.000171356 Jy ! Clean residual min=-0.002508 max=0.002428 Jy/beam ! Clean residual mean=-0.000002 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.220607 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 126 components and 0.220607 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.686 mas, bmaj=4.153 mas, bpa=-6.63 degrees ! Estimated noise=0.492969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000146766 Jy ! Component: 100 - total flux cleaned = 0.000247231 Jy ! Component: 150 - total flux cleaned = 0.000294777 Jy ! Component: 200 - total flux cleaned = 0.000294517 Jy ! Total flux subtracted in 200 components = 0.000294517 Jy ! Clean residual min=-0.002304 max=0.002200 Jy/beam ! Clean residual mean=-0.000001 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.220901 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 142 components and 0.220901 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=0.040619Jy sigma=0.701290 ! Fit after self-cal, rms=0.040576Jy sigma=0.700690 wmodel J1258-1800_C_map.mod ! Writing 142 model components to file: J1258-1800_C_map.mod wobs J1258-1800_C_uvs.fits ! Writing UV FITS file: J1258-1800_C_uvs.fits wwins J1258-1800_C_map.win ! wwins: Wrote 5 windows to J1258-1800_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 = 0.000675612 Jy ! Component: 100 - total flux cleaned = 0.000749633 Jy ! Component: 150 - total flux cleaned = 0.000889494 Jy ! Component: 200 - total flux cleaned = 0.000956105 Jy ! Component: 250 - total flux cleaned = 0.000988458 Jy ! Component: 300 - total flux cleaned = 0.000987961 Jy ! Component: 350 - total flux cleaned = 0.000896758 Jy ! Component: 400 - total flux cleaned = 0.000779879 Jy ! Component: 450 - total flux cleaned = 0.000694644 Jy ! Component: 500 - total flux cleaned = 0.000667151 Jy ! Component: 550 - total flux cleaned = 0.000639878 Jy ! Component: 600 - total flux cleaned = 0.000640135 Jy ! Component: 650 - total flux cleaned = 0.000589172 Jy ! Component: 700 - total flux cleaned = 0.000664135 Jy ! Component: 750 - total flux cleaned = 0.000614767 Jy ! Component: 800 - total flux cleaned = 0.000567824 Jy ! Component: 850 - total flux cleaned = 0.00059115 Jy ! Component: 900 - total flux cleaned = 0.000568404 Jy ! Component: 950 - total flux cleaned = 0.000658528 Jy ! Component: 1000 - total flux cleaned = 0.000547586 Jy ! Component: 1050 - total flux cleaned = 0.000526204 Jy ! Component: 1100 - total flux cleaned = 0.000462202 Jy ! Component: 1150 - total flux cleaned = 0.000420281 Jy ! Component: 1200 - total flux cleaned = 0.000357773 Jy ! Component: 1250 - total flux cleaned = 0.000255903 Jy ! Component: 1300 - total flux cleaned = 0.000215507 Jy ! Component: 1350 - total flux cleaned = 0.000155382 Jy ! Component: 1400 - total flux cleaned = 7.70243e-05 Jy ! Component: 1450 - total flux cleaned = 7.74655e-05 Jy ! Component: 1500 - total flux cleaned = 3.94798e-05 Jy ! Component: 1550 - total flux cleaned = -1.66744e-05 Jy ! Component: 1600 - total flux cleaned = -1.68943e-05 Jy ! Component: 1650 - total flux cleaned = -0.000107987 Jy ! Component: 1700 - total flux cleaned = -0.000161312 Jy ! Component: 1750 - total flux cleaned = -0.000108281 Jy ! Component: 1800 - total flux cleaned = -0.000178645 Jy ! Component: 1850 - total flux cleaned = -0.000213057 Jy ! Component: 1900 - total flux cleaned = -0.000229911 Jy ! Component: 1950 - total flux cleaned = -0.00024681 Jy ! Component: 2000 - total flux cleaned = -0.000263206 Jy ! Component: 2050 - total flux cleaned = -0.000279673 Jy ! Component: 2100 - total flux cleaned = -0.000263448 Jy ! Component: 2150 - total flux cleaned = -0.000279385 Jy ! Component: 2200 - total flux cleaned = -0.00027906 Jy ! Component: 2250 - total flux cleaned = -0.0002791 Jy ! Component: 2300 - total flux cleaned = -0.000248334 Jy ! Component: 2350 - total flux cleaned = -0.000278948 Jy ! Component: 2400 - total flux cleaned = -0.000293923 Jy ! Component: 2450 - total flux cleaned = -0.000248915 Jy ! Component: 2500 - total flux cleaned = -0.000263694 Jy ! Component: 2550 - total flux cleaned = -0.000263487 Jy ! Component: 2600 - total flux cleaned = -0.000292176 Jy ! Component: 2650 - total flux cleaned = -0.000263665 Jy ! Component: 2700 - total flux cleaned = -0.000277785 Jy ! Component: 2750 - total flux cleaned = -0.000249994 Jy ! Component: 2800 - total flux cleaned = -0.000277674 Jy ! Component: 2850 - total flux cleaned = -0.00026384 Jy ! Component: 2900 - total flux cleaned = -0.000236696 Jy ! Component: 2950 - total flux cleaned = -0.000290299 Jy ! Component: 3000 - total flux cleaned = -0.000276639 Jy ! Component: 3050 - total flux cleaned = -0.000289643 Jy ! Component: 3100 - total flux cleaned = -0.000276687 Jy ! Component: 3150 - total flux cleaned = -0.000302565 Jy ! Component: 3200 - total flux cleaned = -0.00034094 Jy ! Component: 3250 - total flux cleaned = -0.000340582 Jy ! Component: 3300 - total flux cleaned = -0.000377886 Jy ! Component: 3350 - total flux cleaned = -0.000365558 Jy ! Component: 3400 - total flux cleaned = -0.000353422 Jy ! Component: 3450 - total flux cleaned = -0.000389871 Jy ! Component: 3500 - total flux cleaned = -0.000389676 Jy ! Component: 3550 - total flux cleaned = -0.000413407 Jy ! Component: 3600 - total flux cleaned = -0.000377841 Jy ! Component: 3650 - total flux cleaned = -0.000342705 Jy ! Component: 3700 - total flux cleaned = -0.000377554 Jy ! Component: 3750 - total flux cleaned = -0.000354364 Jy ! Component: 3800 - total flux cleaned = -0.000354498 Jy ! Component: 3850 - total flux cleaned = -0.000365869 Jy ! Component: 3900 - total flux cleaned = -0.000354663 Jy ! Component: 3950 - total flux cleaned = -0.000377029 Jy ! Component: 4000 - total flux cleaned = -0.000354766 Jy ! Component: 4050 - total flux cleaned = -0.000365734 Jy ! Total flux subtracted in 4096 components = -0.000387539 Jy ! Clean residual min=-0.000620 max=0.000563 Jy/beam ! Clean residual mean=-0.000002 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.220514 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 435 components and 0.220514 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1258-1800_C_20180615_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.686 x 4.153 at -6.63 degrees (North through East) ! Clean map min=-0.00226 max=0.15558 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1258-1800_C_20180615_map.fits wmodel /tmp/maps//J1258-1800_C_20180615_map.mod ! Writing 435 model components to file: /tmp/maps//J1258-1800_C_20180615_map.mod wobs /tmp/maps//J1258-1800_C_20180615_uvs.fits ! Writing UV FITS file: /tmp/maps//J1258-1800_C_20180615_uvs.fits wwins /tmp/maps//J1258-1800_C_20180615_map.win ! wwins: Wrote 6 windows to /tmp/maps//J1258-1800_C_20180615_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.155575 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000193555 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.373238 0.373238 0.746476 1.49295 2.9859 5.97181 11.9436 23.8872 47.7744 95.5489 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.155 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 803.777 quit ! Quitting program ! Log file /tmp/maps//J1258-1800_C_20180615_dfm.log closed on Wed Jul 4 23:22:19 2018