! Started logfile: /tmp/maps//J0921-2618_C_20180604_dfm.log on Wed Jul 4 23:07:31 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//J0921-2618_C_20180604_uva.fits ! Reading UV FITS file: /tmp/maps//J0921-2618_C_20180604_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.973737 visibilities/baseline/integration-bin. ! Found source: J0921-2618 ! ! 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 7712 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 J0921-2618_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.489179Jy sigma=29.294642 ! Fit after self-cal, rms=0.557934Jy sigma=10.748270 ! 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=1.185 mas, bmaj=3.429 mas, bpa=-8.161 degrees ! Estimated noise=0.725694 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 = 0.584909 Jy ! Component: 100 - total flux cleaned = 0.857446 Jy ! Total flux subtracted in 100 components = 0.857446 Jy ! Clean residual min=-0.072025 max=0.183647 Jy/beam ! Clean residual mean=-0.000065 rms=0.019651 Jy/beam ! Combined flux in latest and established models = 0.857446 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.857446 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=0.493655Jy sigma=10.157026 ! Fit after self-cal, rms=0.491426Jy sigma=10.135153 ! Inverting map ! Added new window around map position (-1.5, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.195398 Jy ! Component: 100 - total flux cleaned = 0.315966 Jy ! Total flux subtracted in 100 components = 0.315966 Jy ! Clean residual min=-0.045676 max=0.081609 Jy/beam ! Clean residual mean=-0.000038 rms=0.011543 Jy/beam ! Combined flux in latest and established models = 1.17341 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 1.17341 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=0.308425Jy sigma=6.382186 ! Fit after self-cal, rms=0.305741Jy sigma=6.348414 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0888254 Jy ! Component: 100 - total flux cleaned = 0.15475 Jy ! Total flux subtracted in 100 components = 0.15475 Jy ! Clean residual min=-0.030536 max=0.053467 Jy/beam ! Clean residual mean=-0.000025 rms=0.008422 Jy/beam ! Combined flux in latest and established models = 1.32816 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 1.32816 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=0.232695Jy sigma=4.776919 ! Fit after self-cal, rms=0.232046Jy sigma=4.768104 ! 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=1.594 mas, bmaj=4.199 mas, bpa=-6.22 degrees ! Estimated noise=0.451654 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 = 0.131166 Jy ! Component: 100 - total flux cleaned = 0.207481 Jy ! Component: 150 - total flux cleaned = 0.253673 Jy ! Component: 200 - total flux cleaned = 0.28193 Jy ! Total flux subtracted in 200 components = 0.28193 Jy ! Clean residual min=-0.049563 max=0.049673 Jy/beam ! Clean residual mean=0.000015 rms=0.013273 Jy/beam ! Combined flux in latest and established models = 1.61009 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 69 components and 1.61009 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=0.157725Jy sigma=2.911628 ! Fit after self-cal, rms=0.156171Jy sigma=2.884417 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.594 x 4.199 at -6.22 degrees (North through East) ! Clean map min=-0.046829 max=0.90524 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 1.12 KP 0.95 ! LA 1.04 MK 1.04 NL 1.10 OV 1.05 ! PT 0.85 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 1.12 KP 0.95 ! LA 1.03 MK 1.03 NL 1.09 OV 1.06 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 1.12 KP 0.96 ! LA 1.05 MK 1.09 NL 1.10 OV 1.06 ! PT 0.72 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.10 KP 0.94 ! LA 1.04 MK 1.02 NL 1.05 OV 1.06 ! PT 0.84 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 1.11 KP 0.97 ! LA 1.05 MK 0.99 NL 1.09 OV 1.06 ! PT 0.85 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.09 KP 0.95 ! LA 1.05 MK 0.96 NL 1.08 OV 1.06 ! PT 0.85 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.10 KP 0.96 ! LA 1.05 MK 0.96 NL 1.08 OV 1.06 ! PT 0.85 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 1.10 KP 0.96 ! LA 1.04 MK 0.94 NL 1.08 OV 1.06 ! PT 0.86 SC 0.92 ! ! ! Fit before self-cal, rms=0.156171Jy sigma=2.884417 ! Fit after self-cal, rms=0.077199Jy sigma=1.107234 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.593 mas, bmaj=4.196 mas, bpa=-5.886 degrees ! Estimated noise=0.45064 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 (-5.7, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227653 Jy ! Component: 100 - total flux cleaned = 0.0245792 Jy ! Component: 150 - total flux cleaned = 0.0270477 Jy ! Component: 200 - total flux cleaned = 0.0276132 Jy ! Total flux subtracted in 200 components = 0.0276132 Jy ! Clean residual min=-0.009589 max=0.008945 Jy/beam ! Clean residual mean=0.000006 rms=0.001760 Jy/beam ! Combined flux in latest and established models = 1.63771 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 1.63771 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=0.069024Jy sigma=0.926911 ! Fit after self-cal, rms=0.068742Jy sigma=0.921121 ! 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=0.068742Jy sigma=0.921121 ! Fit after self-cal, rms=0.067542Jy sigma=0.905736 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.589 mas, bmaj=4.183 mas, bpa=-5.884 degrees ! Estimated noise=0.448327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364468 Jy ! Component: 100 - total flux cleaned = 0.00491158 Jy ! Component: 150 - total flux cleaned = 0.00574593 Jy ! Component: 200 - total flux cleaned = 0.00648044 Jy ! Total flux subtracted in 200 components = 0.00648044 Jy ! Clean residual min=-0.008024 max=0.007083 Jy/beam ! Clean residual mean=0.000001 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 1.64419 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 96 components and 1.64419 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=0.065524Jy sigma=0.871431 ! Fit after self-cal, rms=0.065472Jy sigma=0.870763 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 = 0.000898164 Jy ! Component: 100 - total flux cleaned = 0.00121765 Jy ! Component: 150 - total flux cleaned = 0.00121294 Jy ! Component: 200 - total flux cleaned = 0.0010729 Jy ! Total flux subtracted in 200 components = 0.0010729 Jy ! Clean residual min=-0.007684 max=0.006757 Jy/beam ! Clean residual mean=0.000001 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 1.64526 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 1.64526 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=0.064623Jy sigma=0.857837 ! Fit after self-cal, rms=0.064602Jy sigma=0.857622 ! 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=0.064602Jy sigma=0.857622 ! Fit after self-cal, rms=0.064151Jy sigma=0.849448 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.587 mas, bmaj=4.176 mas, bpa=-5.876 degrees ! Estimated noise=0.447574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000274093 Jy ! Component: 100 - total flux cleaned = 0.00016061 Jy ! Component: 150 - total flux cleaned = 0.000163659 Jy ! Component: 200 - total flux cleaned = 0.000286188 Jy ! Total flux subtracted in 200 components = 0.000286188 Jy ! Clean residual min=-0.007210 max=0.006212 Jy/beam ! Clean residual mean=0.000000 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 1.64555 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 109 components and 1.64555 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=0.063397Jy sigma=0.838838 ! Fit after self-cal, rms=0.063368Jy sigma=0.838607 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 = -0.000420417 Jy ! Component: 100 - total flux cleaned = -0.000534001 Jy ! Component: 150 - total flux cleaned = -0.00053305 Jy ! Component: 200 - total flux cleaned = -0.000535893 Jy ! Total flux subtracted in 200 components = -0.000535893 Jy ! Clean residual min=-0.006855 max=0.005926 Jy/beam ! Clean residual mean=-0.000000 rms=0.001188 Jy/beam ! Combined flux in latest and established models = 1.64501 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 113 components and 1.64501 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=0.062884Jy sigma=0.831538 ! Fit after self-cal, rms=0.062865Jy sigma=0.831363 ! 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=0.062865Jy sigma=0.831363 ! Fit after self-cal, rms=0.062561Jy sigma=0.825843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.946 mas, bmaj=9.454 mas, bpa=-2.849 degrees ! Estimated noise=0.555916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000475335 Jy ! Component: 100 - total flux cleaned = 0.00054288 Jy ! Component: 150 - total flux cleaned = 0.000542785 Jy ! Component: 200 - total flux cleaned = 0.000541318 Jy ! Total flux subtracted in 200 components = 0.000541318 Jy ! Clean residual min=-0.004795 max=0.004698 Jy/beam ! Clean residual mean=0.000001 rms=0.001130 Jy/beam ! Combined flux in latest and established models = 1.64555 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 120 components and 1.64555 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=0.062333Jy sigma=0.824887 ! Fit after self-cal, rms=0.062312Jy sigma=0.824763 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 = 6.50471e-06 Jy ! Component: 100 - total flux cleaned = 6.16097e-05 Jy ! Component: 150 - total flux cleaned = 6.15872e-05 Jy ! Component: 200 - total flux cleaned = 1.46605e-05 Jy ! Total flux subtracted in 200 components = 1.46605e-05 Jy ! Clean residual min=-0.004737 max=0.004485 Jy/beam ! Clean residual mean=0.000001 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 1.64557 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 123 components and 1.64557 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=0.062154Jy sigma=0.825003 ! Fit after self-cal, rms=0.062150Jy sigma=0.824957 ! 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=1.586 mas, bmaj=4.172 mas, bpa=-5.871 degrees ! Estimated noise=0.447233 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.586 x 4.172 at -5.871 degrees (North through East) ! Clean map min=-0.0057109 max=0.90537 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 ! Performing amp+phase self-cal ! ! 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=0.062150Jy sigma=0.824957 ! Fit after self-cal, rms=0.057507Jy sigma=0.744021 ! Inverting map and beam ! Estimated beam: bmin=1.586 mas, bmaj=4.172 mas, bpa=-5.84 degrees ! Estimated noise=0.447054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103045 Jy ! Component: 100 - total flux cleaned = -0.00124732 Jy ! Component: 150 - total flux cleaned = -0.00135115 Jy ! Component: 200 - total flux cleaned = -0.00153665 Jy ! Total flux subtracted in 200 components = -0.00153665 Jy ! Clean residual min=-0.006090 max=0.005336 Jy/beam ! Clean residual mean=0.000000 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 1.64403 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 129 components and 1.64403 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=0.057070Jy sigma=0.734908 ! Fit after self-cal, rms=0.057063Jy sigma=0.734811 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000205397 Jy ! Component: 100 - total flux cleaned = -0.000291204 Jy ! Component: 150 - total flux cleaned = -0.000453369 Jy ! Component: 200 - total flux cleaned = -0.000528336 Jy ! Total flux subtracted in 200 components = -0.000528336 Jy ! Clean residual min=-0.005915 max=0.005089 Jy/beam ! Clean residual mean=-0.000000 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.6435 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 131 components and 1.6435 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=0.056798Jy sigma=0.729623 ! Fit after self-cal, rms=0.056786Jy sigma=0.729528 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.056786Jy sigma=0.729528 ! Fit after self-cal, rms=0.056840Jy sigma=0.728908 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=1.173 mas, bmaj=3.392 mas, bpa=-7.776 degrees ! Estimated noise=0.723623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.590091 Jy ! Component: 100 - total flux cleaned = 0.878243 Jy ! Component: 150 - total flux cleaned = 1.05939 Jy ! Component: 200 - total flux cleaned = 1.18535 Jy ! Total flux subtracted in 200 components = 1.18535 Jy ! Clean residual min=-0.032508 max=0.070518 Jy/beam ! Clean residual mean=-0.000036 rms=0.009604 Jy/beam ! Combined flux in latest and established models = 1.18535 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 30 model components to the UV plane model. ! The established model now contains 30 components and 1.18535 Jy ! Inverting map and beam ! Estimated beam: bmin=1.586 mas, bmaj=4.171 mas, bpa=-5.85 degrees ! Estimated noise=0.446908 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 = 0.181339 Jy ! Component: 100 - total flux cleaned = 0.274495 Jy ! Component: 150 - total flux cleaned = 0.328329 Jy ! Component: 200 - total flux cleaned = 0.361847 Jy ! Total flux subtracted in 200 components = 0.361847 Jy ! Clean residual min=-0.010667 max=0.021459 Jy/beam ! Clean residual mean=-0.000015 rms=0.004414 Jy/beam ! Combined flux in latest and established models = 1.5472 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 73 components and 1.5472 Jy ! Inverting map ! Added new window around map position (1.5, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0245222 Jy ! Component: 100 - total flux cleaned = 0.0421143 Jy ! Component: 150 - total flux cleaned = 0.0550779 Jy ! Component: 200 - total flux cleaned = 0.0647355 Jy ! Total flux subtracted in 200 components = 0.0647355 Jy ! Clean residual min=-0.005934 max=0.008094 Jy/beam ! Clean residual mean=-0.000004 rms=0.001670 Jy/beam ! Combined flux in latest and established models = 1.61193 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 111 components and 1.61193 Jy ! Inverting map ! Added new window around map position (-2.4, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00824663 Jy ! Component: 100 - total flux cleaned = 0.0141022 Jy ! Component: 150 - total flux cleaned = 0.0178086 Jy ! Component: 200 - total flux cleaned = 0.0198028 Jy ! Total flux subtracted in 200 components = 0.0198028 Jy ! Clean residual min=-0.005587 max=0.005920 Jy/beam ! Clean residual mean=-0.000000 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 1.63173 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 135 components and 1.63173 Jy ! Inverting map ! Added new window around map position (-9.6, 11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482853 Jy ! Component: 100 - total flux cleaned = 0.00578806 Jy ! Component: 150 - total flux cleaned = 0.0062788 Jy ! Component: 200 - total flux cleaned = 0.00684721 Jy ! Total flux subtracted in 200 components = 0.00684721 Jy ! Clean residual min=-0.004972 max=0.003605 Jy/beam ! Clean residual mean=-0.000001 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 1.63858 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 148 components and 1.63858 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=3.948 mas, bmaj=9.457 mas, bpa=-2.843 degrees ! Estimated noise=0.555398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262035 Jy ! Component: 100 - total flux cleaned = 0.00322988 Jy ! Component: 150 - total flux cleaned = 0.00355251 Jy ! Component: 200 - total flux cleaned = 0.00388221 Jy ! Total flux subtracted in 200 components = 0.00388221 Jy ! Clean residual min=-0.004152 max=0.003006 Jy/beam ! Clean residual mean=-0.000002 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 1.64246 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 = 0.000146711 Jy ! Component: 100 - total flux cleaned = 0.000192105 Jy ! Component: 150 - total flux cleaned = 0.000278469 Jy ! Component: 200 - total flux cleaned = 0.000277779 Jy ! Total flux subtracted in 200 components = 0.000277779 Jy ! Clean residual min=-0.004107 max=0.002876 Jy/beam ! Clean residual mean=-0.000002 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 1.64274 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 178 components and 1.64274 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.586 mas, bmaj=4.171 mas, bpa=-5.85 degrees ! Estimated noise=0.446908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00118391 Jy ! Component: 100 - total flux cleaned = -0.0013662 Jy ! Component: 150 - total flux cleaned = -0.00113137 Jy ! Component: 200 - total flux cleaned = -0.00105765 Jy ! Total flux subtracted in 200 components = -0.00105765 Jy ! Clean residual min=-0.004382 max=0.003473 Jy/beam ! Clean residual mean=-0.000001 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 1.64168 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 195 components and 1.64168 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=0.054478Jy sigma=0.687611 ! Fit after self-cal, rms=0.054385Jy sigma=0.685907 wmodel J0921-2618_C_map.mod ! Writing 195 model components to file: J0921-2618_C_map.mod wobs J0921-2618_C_uvs.fits ! Writing UV FITS file: J0921-2618_C_uvs.fits wwins J0921-2618_C_map.win ! wwins: Wrote 6 windows to J0921-2618_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 = -0.0014914 Jy ! Component: 100 - total flux cleaned = -0.00180366 Jy ! Component: 150 - total flux cleaned = -0.00140356 Jy ! Component: 200 - total flux cleaned = -0.000801348 Jy ! Component: 250 - total flux cleaned = -0.000381213 Jy ! Component: 300 - total flux cleaned = -0.000127969 Jy ! Component: 350 - total flux cleaned = -3.00746e-05 Jy ! Component: 400 - total flux cleaned = 0.000114144 Jy ! Component: 450 - total flux cleaned = 0.000347249 Jy ! Component: 500 - total flux cleaned = 0.000527893 Jy ! Component: 550 - total flux cleaned = 0.000792802 Jy ! Component: 600 - total flux cleaned = 0.00100856 Jy ! Component: 650 - total flux cleaned = 0.00113579 Jy ! Component: 700 - total flux cleaned = 0.00130259 Jy ! Component: 750 - total flux cleaned = 0.00154711 Jy ! Component: 800 - total flux cleaned = 0.00182496 Jy ! Component: 850 - total flux cleaned = 0.00194065 Jy ! Component: 900 - total flux cleaned = 0.00213195 Jy ! Component: 950 - total flux cleaned = 0.0022458 Jy ! Component: 1000 - total flux cleaned = 0.0025414 Jy ! Component: 1050 - total flux cleaned = 0.00275873 Jy ! Component: 1100 - total flux cleaned = 0.00293725 Jy ! Component: 1150 - total flux cleaned = 0.00314794 Jy ! Component: 1200 - total flux cleaned = 0.00328578 Jy ! Component: 1250 - total flux cleaned = 0.00345557 Jy ! Component: 1300 - total flux cleaned = 0.0035892 Jy ! Component: 1350 - total flux cleaned = 0.0036882 Jy ! Component: 1400 - total flux cleaned = 0.00388226 Jy ! Component: 1450 - total flux cleaned = 0.00391425 Jy ! Component: 1500 - total flux cleaned = 0.00400878 Jy ! Component: 1550 - total flux cleaned = 0.00413271 Jy ! Component: 1600 - total flux cleaned = 0.00428507 Jy ! Component: 1650 - total flux cleaned = 0.00443464 Jy ! Component: 1700 - total flux cleaned = 0.00449295 Jy ! Component: 1750 - total flux cleaned = 0.00452146 Jy ! Component: 1800 - total flux cleaned = 0.00460818 Jy ! Component: 1850 - total flux cleaned = 0.00472202 Jy ! Component: 1900 - total flux cleaned = 0.00486245 Jy ! Component: 1950 - total flux cleaned = 0.00494519 Jy ! Component: 2000 - total flux cleaned = 0.00508111 Jy ! Component: 2050 - total flux cleaned = 0.00521579 Jy ! Component: 2100 - total flux cleaned = 0.00524248 Jy ! Component: 2150 - total flux cleaned = 0.00545245 Jy ! Component: 2200 - total flux cleaned = 0.00550407 Jy ! Component: 2250 - total flux cleaned = 0.00558019 Jy ! Component: 2300 - total flux cleaned = 0.00570655 Jy ! Component: 2350 - total flux cleaned = 0.00573177 Jy ! Component: 2400 - total flux cleaned = 0.00587976 Jy ! Component: 2450 - total flux cleaned = 0.00597695 Jy ! Component: 2500 - total flux cleaned = 0.00597658 Jy ! Component: 2550 - total flux cleaned = 0.00597687 Jy ! Component: 2600 - total flux cleaned = 0.0060479 Jy ! Component: 2650 - total flux cleaned = 0.00614099 Jy ! Component: 2700 - total flux cleaned = 0.00618692 Jy ! Component: 2750 - total flux cleaned = 0.00623276 Jy ! Component: 2800 - total flux cleaned = 0.00627795 Jy ! Component: 2850 - total flux cleaned = 0.00618848 Jy ! Component: 2900 - total flux cleaned = 0.00621114 Jy ! Component: 2950 - total flux cleaned = 0.00621124 Jy ! Component: 3000 - total flux cleaned = 0.00621177 Jy ! Component: 3050 - total flux cleaned = 0.0061904 Jy ! Component: 3100 - total flux cleaned = 0.00623298 Jy ! Component: 3150 - total flux cleaned = 0.00627502 Jy ! Component: 3200 - total flux cleaned = 0.00623296 Jy ! Component: 3250 - total flux cleaned = 0.00619134 Jy ! Component: 3300 - total flux cleaned = 0.00619134 Jy ! Component: 3350 - total flux cleaned = 0.00617086 Jy ! Component: 3400 - total flux cleaned = 0.00621098 Jy ! Component: 3450 - total flux cleaned = 0.00617084 Jy ! Component: 3500 - total flux cleaned = 0.00617093 Jy ! Component: 3550 - total flux cleaned = 0.00617101 Jy ! Component: 3600 - total flux cleaned = 0.00617083 Jy ! Component: 3650 - total flux cleaned = 0.00613205 Jy ! Component: 3700 - total flux cleaned = 0.00617038 Jy ! Component: 3750 - total flux cleaned = 0.00615131 Jy ! Component: 3800 - total flux cleaned = 0.00615133 Jy ! Component: 3850 - total flux cleaned = 0.00609526 Jy ! Component: 3900 - total flux cleaned = 0.00613252 Jy ! Component: 3950 - total flux cleaned = 0.00615085 Jy ! Component: 4000 - total flux cleaned = 0.00611427 Jy ! Component: 4050 - total flux cleaned = 0.00609599 Jy ! Total flux subtracted in 4096 components = 0.00604221 Jy ! Clean residual min=-0.000893 max=0.000894 Jy/beam ! Clean residual mean=-0.000003 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 1.64772 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 460 components and 1.64772 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J0921-2618_C_20180604_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.586 x 4.171 at -5.85 degrees (North through East) ! Clean map min=-0.0039766 max=0.92229 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J0921-2618_C_20180604_map.fits wmodel /tmp/maps//J0921-2618_C_20180604_map.mod ! Writing 460 model components to file: /tmp/maps//J0921-2618_C_20180604_map.mod wobs /tmp/maps//J0921-2618_C_20180604_uvs.fits ! Writing UV FITS file: /tmp/maps//J0921-2618_C_20180604_uvs.fits wwins /tmp/maps//J0921-2618_C_20180604_map.win ! wwins: Wrote 7 windows to /tmp/maps//J0921-2618_C_20180604_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.922294 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00031593 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.102764 0.102764 0.205529 0.411058 0.822116 1.64423 3.28846 6.57693 13.1539 26.3077 52.6154 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.922 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2919.3 quit ! Quitting program ! Log file /tmp/maps//J0921-2618_C_20180604_dfm.log closed on Wed Jul 4 23:07:36 2018