! Started logfile: .//J0227-0621_C_dfm.log on Mon Jan 20 17:16:16 2020 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 .//J0227-0621_C_uva.fits ! Reading UV FITS file: .//J0227-0621_C_uva.fits ! AN table 1: 141 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.98487 visibilities/baseline/integration-bin. ! Found source: J0227-0621 ! ! 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 67 lines of history. ! ! Reading 16664 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 J0227-0621_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 846 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 846 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 846 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005666Jy sigma=18.971948 ! Fit after self-cal, rms=0.914693Jy sigma=17.167435 ! 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=2.428 mas, bmaj=6.914 mas, bpa=-0.9677 degrees ! Estimated noise=0.604763 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 = 0.0698701 Jy ! Component: 100 - total flux cleaned = 0.0906082 Jy ! Total flux subtracted in 100 components = 0.0906082 Jy ! Clean residual min=-0.020908 max=0.036967 Jy/beam ! Clean residual mean=0.000013 rms=0.004649 Jy/beam ! Combined flux in latest and established models = 0.0906082 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0906082 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=0.068647Jy sigma=1.283297 ! Fit after self-cal, rms=0.068309Jy sigma=1.278291 ! Inverting map ! Added new window around map position (-34.5, 15.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312661 Jy ! Component: 100 - total flux cleaned = 0.0469575 Jy ! Total flux subtracted in 100 components = 0.0469575 Jy ! Clean residual min=-0.012628 max=0.010556 Jy/beam ! Clean residual mean=0.000009 rms=0.003032 Jy/beam ! Combined flux in latest and established models = 0.137566 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.137566 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=0.053220Jy sigma=0.965541 ! Fit after self-cal, rms=0.051097Jy sigma=0.924996 ! 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=2.727 mas, bmaj=7.19 mas, bpa=0.3174 degrees ! Estimated noise=0.377677 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 = 0.0150288 Jy ! Component: 100 - total flux cleaned = 0.0239839 Jy ! Component: 150 - total flux cleaned = 0.0309461 Jy ! Component: 200 - total flux cleaned = 0.0366866 Jy ! Total flux subtracted in 200 components = 0.0366866 Jy ! Clean residual min=-0.007997 max=0.010334 Jy/beam ! Clean residual mean=0.000004 rms=0.002161 Jy/beam ! Combined flux in latest and established models = 0.174252 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 54 components and 0.174252 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=0.044545Jy sigma=0.775658 ! Fit after self-cal, rms=0.044166Jy sigma=0.767498 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.727 x 7.19 at 0.3174 degrees (North through East) ! Clean map min=-0.0099085 max=0.093909 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* NL 0.00* ! OV 0.00* PT 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.87 HN 1.20 NL 1.00 ! OV 0.87 PT 0.87 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.88 HN 1.03 NL 0.99 ! OV 1.00 PT 0.91 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.01 NL 0.97 ! OV 0.95 PT 0.93 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.03 NL 0.98 ! OV 0.93 PT 0.95 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.04 NL 0.99 ! OV 0.91 PT 0.95 ! ! ! Fit before self-cal, rms=0.044166Jy sigma=0.767498 ! Fit after self-cal, rms=0.041858Jy sigma=0.732768 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.789 mas, bmaj=7.205 mas, bpa=0.3517 degrees ! Estimated noise=0.351667 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 (-30.6, 14.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00910159 Jy ! Component: 100 - total flux cleaned = 0.0136864 Jy ! Component: 150 - total flux cleaned = 0.0153524 Jy ! Component: 200 - total flux cleaned = 0.0165788 Jy ! Total flux subtracted in 200 components = 0.0165788 Jy ! Clean residual min=-0.003700 max=0.004591 Jy/beam ! Clean residual mean=0.000003 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 0.190831 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.190831 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=0.039717Jy sigma=0.678971 ! Fit after self-cal, rms=0.039591Jy sigma=0.674370 ! 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=0.039591Jy sigma=0.674370 ! Fit after self-cal, rms=0.038367Jy sigma=0.665064 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.784 mas, bmaj=7.232 mas, bpa=0.3112 degrees ! Estimated noise=0.348601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249901 Jy ! Component: 100 - total flux cleaned = 0.00397717 Jy ! Component: 150 - total flux cleaned = 0.00509298 Jy ! Component: 200 - total flux cleaned = 0.00579559 Jy ! Total flux subtracted in 200 components = 0.00579559 Jy ! Clean residual min=-0.003089 max=0.003964 Jy/beam ! Clean residual mean=0.000003 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.196627 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 96 components and 0.196627 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=0.037995Jy sigma=0.655335 ! Fit after self-cal, rms=0.037964Jy sigma=0.654657 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 (0.3, -34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226725 Jy ! Component: 100 - total flux cleaned = 0.00226842 Jy ! Component: 150 - total flux cleaned = 0.0025392 Jy ! Component: 200 - total flux cleaned = 0.0027806 Jy ! Total flux subtracted in 200 components = 0.0027806 Jy ! Clean residual min=-0.002645 max=0.003262 Jy/beam ! Clean residual mean=0.000001 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.199407 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 120 components and 0.199407 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=0.037577Jy sigma=0.645999 ! Fit after self-cal, rms=0.037563Jy sigma=0.645626 ! Inverting map ! Added new window around map position (-38.4, 15.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148299 Jy ! Component: 100 - total flux cleaned = 0.00209541 Jy ! Component: 150 - total flux cleaned = 0.00239583 Jy ! Component: 200 - total flux cleaned = 0.00256239 Jy ! Total flux subtracted in 200 components = 0.00256239 Jy ! Clean residual min=-0.002111 max=0.002157 Jy/beam ! Clean residual mean=0.000000 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.20197 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 145 components and 0.20197 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=0.037227Jy sigma=0.639095 ! Fit after self-cal, rms=0.037205Jy sigma=0.638666 ! 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=0.037205Jy sigma=0.638666 ! Fit after self-cal, rms=0.035964Jy sigma=0.625789 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.775 mas, bmaj=7.249 mas, bpa=0.3143 degrees ! Estimated noise=0.350638 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000814525 Jy ! Component: 100 - total flux cleaned = 0.00101221 Jy ! Component: 150 - total flux cleaned = 0.00101465 Jy ! Component: 200 - total flux cleaned = 0.00101823 Jy ! Total flux subtracted in 200 components = 0.00101823 Jy ! Clean residual min=-0.001109 max=0.001268 Jy/beam ! Clean residual mean=0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.202988 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 174 components and 0.202988 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=0.035880Jy sigma=0.624275 ! Fit after self-cal, rms=0.035872Jy sigma=0.624101 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 = 0.000369766 Jy ! Component: 100 - total flux cleaned = 0.00044897 Jy ! Component: 150 - total flux cleaned = 0.000376319 Jy ! Component: 200 - total flux cleaned = 0.000375784 Jy ! Total flux subtracted in 200 components = 0.000375784 Jy ! Clean residual min=-0.001051 max=0.001152 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.203364 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 202 components and 0.203364 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=0.035834Jy sigma=0.623496 ! Fit after self-cal, rms=0.035833Jy sigma=0.623477 ! 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=0.035833Jy sigma=0.623477 ! Fit after self-cal, rms=0.035699Jy sigma=0.623308 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.618 mas, bmaj=7.322 mas, bpa=2.429 degrees ! Estimated noise=0.361807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131323 Jy ! Component: 100 - total flux cleaned = -0.00032305 Jy ! Component: 150 - total flux cleaned = -0.000514306 Jy ! Component: 200 - total flux cleaned = -0.00061145 Jy ! Total flux subtracted in 200 components = -0.00061145 Jy ! Clean residual min=-0.001033 max=0.001126 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.202752 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 234 components and 0.202752 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=0.035672Jy sigma=0.622887 ! Fit after self-cal, rms=0.035671Jy sigma=0.622856 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 = -3.26213e-05 Jy ! Component: 100 - total flux cleaned = -0.000121258 Jy ! Component: 150 - total flux cleaned = -0.000220412 Jy ! Component: 200 - total flux cleaned = -0.000298157 Jy ! Total flux subtracted in 200 components = -0.000298157 Jy ! Clean residual min=-0.000983 max=0.001098 Jy/beam ! Clean residual mean=0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.202454 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 254 components and 0.202454 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=0.035656Jy sigma=0.622648 ! Fit after self-cal, rms=0.035657Jy sigma=0.622638 ! 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=2.774 mas, bmaj=7.253 mas, bpa=0.2794 degrees ! Estimated noise=0.349701 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.774 x 7.253 at 0.2794 degrees (North through East) ! Clean map min=-0.0026335 max=0.090435 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=2.477 mas, bmaj=6.934 mas, bpa=-0.9533 degrees ! Estimated noise=0.563854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0679848 Jy ! Component: 100 - total flux cleaned = 0.0979898 Jy ! Component: 150 - total flux cleaned = 0.115925 Jy ! Component: 200 - total flux cleaned = 0.129134 Jy ! Total flux subtracted in 200 components = 0.129134 Jy ! Clean residual min=-0.008542 max=0.008578 Jy/beam ! Clean residual mean=0.000008 rms=0.002311 Jy/beam ! Combined flux in latest and established models = 0.129134 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.129134 Jy ! Inverting map and beam ! Estimated beam: bmin=2.774 mas, bmaj=7.253 mas, bpa=0.2794 degrees ! Estimated noise=0.349701 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 = 0.0102914 Jy ! Component: 100 - total flux cleaned = 0.020212 Jy ! Component: 150 - total flux cleaned = 0.0280736 Jy ! Component: 200 - total flux cleaned = 0.0346642 Jy ! Total flux subtracted in 200 components = 0.0346642 Jy ! Clean residual min=-0.005547 max=0.005009 Jy/beam ! Clean residual mean=0.000006 rms=0.001493 Jy/beam ! Combined flux in latest and established models = 0.163798 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 58 components and 0.163798 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=3.618 mas, bmaj=7.322 mas, bpa=2.429 degrees ! Estimated noise=0.361807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00723393 Jy ! Component: 100 - total flux cleaned = 0.0130997 Jy ! Component: 150 - total flux cleaned = 0.0178829 Jy ! Component: 200 - total flux cleaned = 0.0215156 Jy ! Total flux subtracted in 200 components = 0.0215156 Jy ! Clean residual min=-0.003538 max=0.003770 Jy/beam ! Clean residual mean=0.000004 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 0.185314 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 = 0.0023824 Jy ! Component: 100 - total flux cleaned = 0.00381931 Jy ! Component: 150 - total flux cleaned = 0.00528027 Jy ! Component: 200 - total flux cleaned = 0.0061996 Jy ! Total flux subtracted in 200 components = 0.0061996 Jy ! Clean residual min=-0.002301 max=0.002591 Jy/beam ! Clean residual mean=0.000003 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.191513 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 125 components and 0.191513 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.774 mas, bmaj=7.253 mas, bpa=0.2794 degrees ! Estimated noise=0.349701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164295 Jy ! Component: 100 - total flux cleaned = 0.00251914 Jy ! Component: 150 - total flux cleaned = 0.00337664 Jy ! Component: 200 - total flux cleaned = 0.0040948 Jy ! Total flux subtracted in 200 components = 0.0040948 Jy ! Clean residual min=-0.001629 max=0.002028 Jy/beam ! Clean residual mean=0.000002 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.195608 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 161 components and 0.195608 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=0.035885Jy sigma=0.628825 ! Fit after self-cal, rms=0.035849Jy sigma=0.628282 wmodel J0227-0621_C_map.mod ! Writing 161 model components to file: J0227-0621_C_map.mod wobs J0227-0621_C_uvs.fits ! Writing UV FITS file: J0227-0621_C_uvs.fits wwins J0227-0621_C_map.win ! wwins: Wrote 5 windows to J0227-0621_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 = 0.000215815 Jy ! Component: 100 - total flux cleaned = 0.000105988 Jy ! Component: 150 - total flux cleaned = 5.42449e-05 Jy ! Component: 200 - total flux cleaned = 5.47734e-05 Jy ! Component: 250 - total flux cleaned = -1.41445e-05 Jy ! Component: 300 - total flux cleaned = -0.000123863 Jy ! Component: 350 - total flux cleaned = -0.000165722 Jy ! Component: 400 - total flux cleaned = -0.000266271 Jy ! Component: 450 - total flux cleaned = -0.000304562 Jy ! Component: 500 - total flux cleaned = -0.000322653 Jy ! Component: 550 - total flux cleaned = -0.000268567 Jy ! Component: 600 - total flux cleaned = -0.000303292 Jy ! Component: 650 - total flux cleaned = -0.000236654 Jy ! Component: 700 - total flux cleaned = -0.000220864 Jy ! Component: 750 - total flux cleaned = -0.000220319 Jy ! Component: 800 - total flux cleaned = -0.000158284 Jy ! Component: 850 - total flux cleaned = -0.000128233 Jy ! Component: 900 - total flux cleaned = -0.000113696 Jy ! Component: 950 - total flux cleaned = -8.57854e-05 Jy ! Component: 1000 - total flux cleaned = -1.61084e-05 Jy ! Component: 1050 - total flux cleaned = 5.17075e-05 Jy ! Component: 1100 - total flux cleaned = 6.46756e-05 Jy ! Component: 1150 - total flux cleaned = 0.000103608 Jy ! Component: 1200 - total flux cleaned = 0.00014186 Jy ! Component: 1250 - total flux cleaned = 0.000142049 Jy ! Component: 1300 - total flux cleaned = 0.000178437 Jy ! Component: 1350 - total flux cleaned = 0.000225608 Jy ! Component: 1400 - total flux cleaned = 0.000294871 Jy ! Component: 1450 - total flux cleaned = 0.000328864 Jy ! Component: 1500 - total flux cleaned = 0.000384757 Jy ! Component: 1550 - total flux cleaned = 0.000439242 Jy ! Component: 1600 - total flux cleaned = 0.0004714 Jy ! Component: 1650 - total flux cleaned = 0.000534731 Jy ! Component: 1700 - total flux cleaned = 0.000555183 Jy ! Component: 1750 - total flux cleaned = 0.000605781 Jy ! Component: 1800 - total flux cleaned = 0.000615676 Jy ! Component: 1850 - total flux cleaned = 0.000674637 Jy ! Component: 1900 - total flux cleaned = 0.000694259 Jy ! Component: 1950 - total flux cleaned = 0.000751557 Jy ! Component: 2000 - total flux cleaned = 0.000835706 Jy ! Component: 2050 - total flux cleaned = 0.000881713 Jy ! Component: 2100 - total flux cleaned = 0.00091783 Jy ! Component: 2150 - total flux cleaned = 0.000971242 Jy ! Component: 2200 - total flux cleaned = 0.000988909 Jy ! Component: 2250 - total flux cleaned = 0.00104116 Jy ! Component: 2300 - total flux cleaned = 0.00110117 Jy ! Component: 2350 - total flux cleaned = 0.00113501 Jy ! Component: 2400 - total flux cleaned = 0.00120172 Jy ! Component: 2450 - total flux cleaned = 0.00123476 Jy ! Component: 2500 - total flux cleaned = 0.00127542 Jy ! Component: 2550 - total flux cleaned = 0.00133168 Jy ! Component: 2600 - total flux cleaned = 0.00137938 Jy ! Component: 2650 - total flux cleaned = 0.00144222 Jy ! Component: 2700 - total flux cleaned = 0.00149648 Jy ! Component: 2750 - total flux cleaned = 0.00151186 Jy ! Component: 2800 - total flux cleaned = 0.00152694 Jy ! Component: 2850 - total flux cleaned = 0.0015496 Jy ! Component: 2900 - total flux cleaned = 0.00158689 Jy ! Component: 2950 - total flux cleaned = 0.00162363 Jy ! Component: 3000 - total flux cleaned = 0.00164528 Jy ! Component: 3050 - total flux cleaned = 0.00162357 Jy ! Component: 3100 - total flux cleaned = 0.00165217 Jy ! Component: 3150 - total flux cleaned = 0.00167346 Jy ! Component: 3200 - total flux cleaned = 0.00169447 Jy ! Component: 3250 - total flux cleaned = 0.00172223 Jy ! Component: 3300 - total flux cleaned = 0.00172905 Jy ! Component: 3350 - total flux cleaned = 0.00174946 Jy ! Component: 3400 - total flux cleaned = 0.00174943 Jy ! Component: 3450 - total flux cleaned = 0.00172927 Jy ! Component: 3500 - total flux cleaned = 0.00173589 Jy ! Component: 3550 - total flux cleaned = 0.00171606 Jy ! Component: 3600 - total flux cleaned = 0.00171604 Jy ! Component: 3650 - total flux cleaned = 0.00168984 Jy ! Component: 3700 - total flux cleaned = 0.00168986 Jy ! Component: 3750 - total flux cleaned = 0.00167051 Jy ! Component: 3800 - total flux cleaned = 0.00166409 Jy ! Component: 3850 - total flux cleaned = 0.00165769 Jy ! Component: 3900 - total flux cleaned = 0.00160722 Jy ! Component: 3950 - total flux cleaned = 0.00158839 Jy ! Component: 4000 - total flux cleaned = 0.00155099 Jy ! Component: 4050 - total flux cleaned = 0.00151382 Jy ! Total flux subtracted in 4096 components = 0.00149533 Jy ! Clean residual min=-0.000346 max=0.000468 Jy/beam ! Clean residual mean=0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.197103 Jy keep ! Adding 336 model components to the UV plane model. ! The established model now contains 495 components and 0.197103 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0227-0621_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.774 x 7.253 at 0.2794 degrees (North through East) ! Clean map min=-0.0032041 max=0.089193 Jy/beam ! Writing clean map to FITS file: .//J0227-0621_C_map.fits wmodel .//J0227-0621_C_map.mod ! Writing 495 model components to file: .//J0227-0621_C_map.mod wobs .//J0227-0621_C_uvs.fits ! Writing UV FITS file: .//J0227-0621_C_uvs.fits wwins .//J0227-0621_C_map.win ! wwins: Wrote 6 windows to .//J0227-0621_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0891932 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116523 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.391923 0.391923 0.783846 1.56769 3.13539 6.27077 12.5415 25.0831 50.1662 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.089 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 765.456 quit ! Quitting program ! Log file .//J0227-0621_C_dfm.log closed on Mon Jan 20 17:16:20 2020