! Started logfile: .//J1817-2659_C_dfm.log on Mon Jan 20 18:45:33 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 .//J1817-2659_C_uva.fits ! Reading UV FITS file: .//J1817-2659_C_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.957983 visibilities/baseline/integration-bin. ! Found source: J1817-2659 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 2736 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 J1817-2659_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=1.002270Jy sigma=17.481785 ! Fit after self-cal, rms=0.979621Jy sigma=17.100723 ! 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=3.929 mas, bmaj=14.88 mas, bpa=-7.564 degrees ! Estimated noise=0.980636 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, -0.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151524 Jy ! Component: 100 - total flux cleaned = 0.0186305 Jy ! Total flux subtracted in 100 components = 0.0186305 Jy ! Clean residual min=-0.002275 max=0.002231 Jy/beam ! Clean residual mean=0.000008 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.0186305 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0186305 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=0.043759Jy sigma=0.623987 ! Fit after self-cal, rms=0.042383Jy sigma=0.594314 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00365481 Jy ! Component: 100 - total flux cleaned = 0.00451872 Jy ! Total flux subtracted in 100 components = 0.00451872 Jy ! Clean residual min=-0.001996 max=0.002399 Jy/beam ! Clean residual mean=0.000011 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.0231492 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.0231492 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=0.041939Jy sigma=0.587029 ! Fit after self-cal, rms=0.041936Jy sigma=0.586911 ! 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=4.724 mas, bmaj=15.41 mas, bpa=-6.186 degrees ! Estimated noise=0.798952 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 = 0.00142144 Jy ! Component: 100 - total flux cleaned = 0.00217135 Jy ! Component: 150 - total flux cleaned = 0.0024917 Jy ! Component: 200 - total flux cleaned = 0.00274004 Jy ! Total flux subtracted in 200 components = 0.00274004 Jy ! Clean residual min=-0.002028 max=0.002324 Jy/beam ! Clean residual mean=0.000009 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.0258892 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 68 components and 0.0258892 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=0.041851Jy sigma=0.585954 ! Fit after self-cal, rms=0.041873Jy sigma=0.585770 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.724 x 15.41 at -6.186 degrees (North through East) ! Clean map min=-0.0020706 max=0.023368 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.22 KP 1.00 LA 0.94 ! NL 0.97 OV 0.87 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 KP 0.95 LA 0.83 ! NL 0.97 OV 0.98 PT 0.84 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.95 KP 1.11 LA 1.10 ! NL 0.83 OV 1.02 PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.14 KP 1.20 LA 0.95 ! NL 0.93 OV 1.15 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 KP 1.07 LA 1.13 ! NL 1.09 OV 1.02 PT 0.73 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.16 KP 0.87 LA 1.12 ! NL 1.19 OV 1.08 PT 0.86 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.50 FD 1.14 KP 1.01 LA 1.28 ! NL 1.09 OV 0.96 PT 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.45 KP 1.00 LA 0.95 ! NL 1.10 OV 1.04 PT 0.93 ! ! ! Fit before self-cal, rms=0.041873Jy sigma=0.585770 ! Fit after self-cal, rms=0.043461Jy sigma=0.580733 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.753 mas, bmaj=15.77 mas, bpa=-6.354 degrees ! Estimated noise=0.807489 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 = -0.000313447 Jy ! Component: 100 - total flux cleaned = -0.000245597 Jy ! Component: 150 - total flux cleaned = -0.000171602 Jy ! Component: 200 - total flux cleaned = -0.000108948 Jy ! Total flux subtracted in 200 components = -0.000108948 Jy ! Clean residual min=-0.001597 max=0.001965 Jy/beam ! Clean residual mean=0.000002 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.0257803 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 99 components and 0.0257803 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=0.043430Jy sigma=0.580261 ! Fit after self-cal, rms=0.043590Jy sigma=0.579003 ! 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=0.043590Jy sigma=0.579003 ! Fit after self-cal, rms=0.045540Jy sigma=0.578535 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.757 mas, bmaj=15.98 mas, bpa=-6.487 degrees ! Estimated noise=0.816892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156291 Jy ! Component: 100 - total flux cleaned = 1.68307e-05 Jy ! Component: 150 - total flux cleaned = 6.79659e-05 Jy ! Component: 200 - total flux cleaned = 0.000125514 Jy ! Total flux subtracted in 200 components = 0.000125514 Jy ! Clean residual min=-0.001819 max=0.002047 Jy/beam ! Clean residual mean=0.000002 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.0259058 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 124 components and 0.0259058 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=0.045502Jy sigma=0.578183 ! Fit after self-cal, rms=0.045626Jy sigma=0.577906 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.31042e-05 Jy ! Component: 100 - total flux cleaned = 0.000161736 Jy ! Component: 150 - total flux cleaned = 0.000233444 Jy ! Component: 200 - total flux cleaned = 0.00030798 Jy ! Total flux subtracted in 200 components = 0.00030798 Jy ! Clean residual min=-0.001852 max=0.002147 Jy/beam ! Clean residual mean=0.000003 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.0262138 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 143 components and 0.0262138 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=0.045604Jy sigma=0.577734 ! Fit after self-cal, rms=0.045614Jy sigma=0.577659 ! 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=0.045614Jy sigma=0.577659 ! Fit after self-cal, rms=0.047114Jy sigma=0.577480 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.737 mas, bmaj=16.17 mas, bpa=-6.636 degrees ! Estimated noise=0.828702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.65027e-05 Jy ! Component: 100 - total flux cleaned = 0.00013395 Jy ! Component: 150 - total flux cleaned = 0.000203432 Jy ! Component: 200 - total flux cleaned = 0.000249661 Jy ! Total flux subtracted in 200 components = 0.000249661 Jy ! Clean residual min=-0.001900 max=0.002108 Jy/beam ! Clean residual mean=0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0264634 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 153 components and 0.0264634 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=0.047083Jy sigma=0.577296 ! Fit after self-cal, rms=0.047135Jy sigma=0.577042 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.81193e-05 Jy ! Component: 100 - total flux cleaned = 5.00393e-05 Jy ! Component: 150 - total flux cleaned = 0.000115276 Jy ! Component: 200 - total flux cleaned = 0.000185582 Jy ! Total flux subtracted in 200 components = 0.000185582 Jy ! Clean residual min=-0.001868 max=0.002194 Jy/beam ! Clean residual mean=0.000002 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.026649 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 160 components and 0.026649 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=0.047113Jy sigma=0.576932 ! Fit after self-cal, rms=0.047119Jy sigma=0.576867 ! 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=0.047119Jy sigma=0.576867 ! Fit after self-cal, rms=0.048220Jy sigma=0.576739 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.384 mas, bmaj=16.33 mas, bpa=-5.683 degrees ! Estimated noise=0.845016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.82027e-05 Jy ! Component: 100 - total flux cleaned = 7.68741e-05 Jy ! Component: 150 - total flux cleaned = 0.000190015 Jy ! Component: 200 - total flux cleaned = 0.000292119 Jy ! Total flux subtracted in 200 components = 0.000292119 Jy ! Clean residual min=-0.001939 max=0.002280 Jy/beam ! Clean residual mean=0.000001 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0269411 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 178 components and 0.0269412 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=0.048189Jy sigma=0.576650 ! Fit after self-cal, rms=0.048194Jy sigma=0.576453 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.38812e-05 Jy ! Component: 100 - total flux cleaned = 1.88318e-05 Jy ! Component: 150 - total flux cleaned = 7.48102e-05 Jy ! Component: 200 - total flux cleaned = 0.000134209 Jy ! Total flux subtracted in 200 components = 0.000134209 Jy ! Clean residual min=-0.001951 max=0.002224 Jy/beam ! Clean residual mean=0.000001 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.0270754 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 182 components and 0.0270754 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=0.048181Jy sigma=0.576397 ! Fit after self-cal, rms=0.048180Jy sigma=0.576351 ! 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=4.718 mas, bmaj=16.31 mas, bpa=-6.726 degrees ! Estimated noise=0.83891 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.718 x 16.31 at -6.726 degrees (North through East) ! Clean map min=-0.0034983 max=0.02333 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=3.948 mas, bmaj=15.64 mas, bpa=-7.84 degrees ! Estimated noise=1.04623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176134 Jy ! Component: 100 - total flux cleaned = 0.0194965 Jy ! Component: 150 - total flux cleaned = 0.0210445 Jy ! Component: 200 - total flux cleaned = 0.0224687 Jy ! Total flux subtracted in 200 components = 0.0224687 Jy ! Clean residual min=-0.002390 max=0.002122 Jy/beam ! Clean residual mean=0.000004 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.0224687 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.0224687 Jy ! Inverting map and beam ! Estimated beam: bmin=4.718 mas, bmaj=16.31 mas, bpa=-6.726 degrees ! Estimated noise=0.83891 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 = 0.00213051 Jy ! Component: 100 - total flux cleaned = 0.00294254 Jy ! Component: 150 - total flux cleaned = 0.00348162 Jy ! Component: 200 - total flux cleaned = 0.0037829 Jy ! Total flux subtracted in 200 components = 0.0037829 Jy ! Clean residual min=-0.001990 max=0.002100 Jy/beam ! Clean residual mean=0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.0262516 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 72 components and 0.0262516 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=5.384 mas, bmaj=16.33 mas, bpa=-5.683 degrees ! Estimated noise=0.845016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223501 Jy ! Component: 100 - total flux cleaned = 0.000311365 Jy ! Component: 150 - total flux cleaned = 0.000390247 Jy ! Component: 200 - total flux cleaned = 0.000478634 Jy ! Total flux subtracted in 200 components = 0.000478634 Jy ! Clean residual min=-0.002005 max=0.002235 Jy/beam ! Clean residual mean=0.000001 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0267302 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 = 4.83942e-05 Jy ! Component: 100 - total flux cleaned = 0.000121331 Jy ! Component: 150 - total flux cleaned = 0.000174075 Jy ! Component: 200 - total flux cleaned = 0.000222177 Jy ! Total flux subtracted in 200 components = 0.000222177 Jy ! Clean residual min=-0.001983 max=0.002258 Jy/beam ! Clean residual mean=0.000001 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0269524 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 101 components and 0.0269524 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.718 mas, bmaj=16.31 mas, bpa=-6.726 degrees ! Estimated noise=0.83891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.25875e-05 Jy ! Component: 100 - total flux cleaned = 0.000118836 Jy ! Component: 150 - total flux cleaned = 0.000170198 Jy ! Component: 200 - total flux cleaned = 0.000197905 Jy ! Total flux subtracted in 200 components = 0.000197905 Jy ! Clean residual min=-0.001931 max=0.002190 Jy/beam ! Clean residual mean=0.000001 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.0271503 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 107 components and 0.0271503 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=0.048164Jy sigma=0.576336 ! Fit after self-cal, rms=0.048162Jy sigma=0.576205 wmodel J1817-2659_C_map.mod ! Writing 107 model components to file: J1817-2659_C_map.mod wobs J1817-2659_C_uvs.fits ! Writing UV FITS file: J1817-2659_C_uvs.fits wwins J1817-2659_C_map.win ! wwins: Wrote 1 windows to J1817-2659_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 = 0.000384194 Jy ! Component: 100 - total flux cleaned = 0.000673355 Jy ! Component: 150 - total flux cleaned = 0.000876522 Jy ! Component: 200 - total flux cleaned = 0.0009467 Jy ! Component: 250 - total flux cleaned = 0.000924902 Jy ! Component: 300 - total flux cleaned = 0.000945037 Jy ! Component: 350 - total flux cleaned = 0.000944918 Jy ! Component: 400 - total flux cleaned = 0.000944992 Jy ! Component: 450 - total flux cleaned = 0.000911756 Jy ! Component: 500 - total flux cleaned = 0.000880033 Jy ! Component: 550 - total flux cleaned = 0.00086477 Jy ! Component: 600 - total flux cleaned = 0.00087928 Jy ! Component: 650 - total flux cleaned = 0.000879418 Jy ! Component: 700 - total flux cleaned = 0.000784711 Jy ! Component: 750 - total flux cleaned = 0.000771716 Jy ! Component: 800 - total flux cleaned = 0.000708366 Jy ! Component: 850 - total flux cleaned = 0.000696027 Jy ! Component: 900 - total flux cleaned = 0.000648181 Jy ! Component: 950 - total flux cleaned = 0.000625235 Jy ! Component: 1000 - total flux cleaned = 0.000590982 Jy ! Component: 1050 - total flux cleaned = 0.000469548 Jy ! Component: 1100 - total flux cleaned = 0.00037273 Jy ! Component: 1150 - total flux cleaned = 0.000330693 Jy ! Component: 1200 - total flux cleaned = 0.000227438 Jy ! Component: 1250 - total flux cleaned = 0.000197074 Jy ! Component: 1300 - total flux cleaned = 0.000117587 Jy ! Component: 1350 - total flux cleaned = 1.08047e-05 Jy ! Component: 1400 - total flux cleaned = -9.43726e-05 Jy ! Component: 1450 - total flux cleaned = -0.000188784 Jy ! Component: 1500 - total flux cleaned = -0.000263395 Jy ! Component: 1550 - total flux cleaned = -0.000337058 Jy ! Component: 1600 - total flux cleaned = -0.000391623 Jy ! Component: 1650 - total flux cleaned = -0.00045471 Jy ! Component: 1700 - total flux cleaned = -0.000508202 Jy ! Component: 1750 - total flux cleaned = -0.000587589 Jy ! Component: 1800 - total flux cleaned = -0.000666088 Jy ! Component: 1850 - total flux cleaned = -0.000735223 Jy ! Component: 1900 - total flux cleaned = -0.000812237 Jy ! Component: 1950 - total flux cleaned = -0.000863208 Jy ! Component: 2000 - total flux cleaned = -0.000938947 Jy ! Component: 2050 - total flux cleaned = -0.000989039 Jy ! Component: 2100 - total flux cleaned = -0.00106347 Jy ! Component: 2150 - total flux cleaned = -0.00111272 Jy ! Component: 2200 - total flux cleaned = -0.00116158 Jy ! Component: 2250 - total flux cleaned = -0.00121824 Jy ! Component: 2300 - total flux cleaned = -0.00129834 Jy ! Component: 2350 - total flux cleaned = -0.001362 Jy ! Component: 2400 - total flux cleaned = -0.00143307 Jy ! Component: 2450 - total flux cleaned = -0.00150367 Jy ! Component: 2500 - total flux cleaned = -0.00157377 Jy ! Component: 2550 - total flux cleaned = -0.00162803 Jy ! Component: 2600 - total flux cleaned = -0.00170502 Jy ! Component: 2650 - total flux cleaned = -0.00176621 Jy ! Component: 2700 - total flux cleaned = -0.00182718 Jy ! Component: 2750 - total flux cleaned = -0.00188028 Jy ! Component: 2800 - total flux cleaned = -0.00193317 Jy ! Component: 2850 - total flux cleaned = -0.00197829 Jy ! Component: 2900 - total flux cleaned = -0.0020532 Jy ! Component: 2950 - total flux cleaned = -0.00210537 Jy ! Component: 3000 - total flux cleaned = -0.00215741 Jy ! Component: 3050 - total flux cleaned = -0.00220187 Jy ! Component: 3100 - total flux cleaned = -0.00225354 Jy ! Component: 3150 - total flux cleaned = -0.00230501 Jy ! Component: 3200 - total flux cleaned = -0.00235639 Jy ! Component: 3250 - total flux cleaned = -0.00240026 Jy ! Component: 3300 - total flux cleaned = -0.00242945 Jy ! Component: 3350 - total flux cleaned = -0.00246588 Jy ! Component: 3400 - total flux cleaned = -0.00251681 Jy ! Component: 3450 - total flux cleaned = -0.00254589 Jy ! Component: 3500 - total flux cleaned = -0.00258941 Jy ! Component: 3550 - total flux cleaned = -0.002633 Jy ! Component: 3600 - total flux cleaned = -0.00266201 Jy ! Component: 3650 - total flux cleaned = -0.00271276 Jy ! Component: 3700 - total flux cleaned = -0.00274904 Jy ! Component: 3750 - total flux cleaned = -0.00279979 Jy ! Component: 3800 - total flux cleaned = -0.00283611 Jy ! Component: 3850 - total flux cleaned = -0.00287242 Jy ! Component: 3900 - total flux cleaned = -0.00292328 Jy ! Component: 3950 - total flux cleaned = -0.00296701 Jy ! Component: 4000 - total flux cleaned = -0.00300345 Jy ! Component: 4050 - total flux cleaned = -0.00304738 Jy ! Total flux subtracted in 4096 components = -0.00308414 Jy ! Clean residual min=-0.000408 max=0.000393 Jy/beam ! Clean residual mean=-0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0240662 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 453 components and 0.0240662 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1817-2659_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.718 x 16.31 at -6.726 degrees (North through East) ! Clean map min=-0.0034086 max=0.023225 Jy/beam ! Writing clean map to FITS file: .//J1817-2659_C_map.fits wmodel .//J1817-2659_C_map.mod ! Writing 453 model components to file: .//J1817-2659_C_map.mod wobs .//J1817-2659_C_uvs.fits ! Writing UV FITS file: .//J1817-2659_C_uvs.fits wwins .//J1817-2659_C_map.win ! wwins: Wrote 2 windows to .//J1817-2659_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0232254 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131743 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.70172 1.70172 3.40344 6.80687 13.6137 27.2275 54.455 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.023 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 176.292 quit ! Quitting program ! Log file .//J1817-2659_C_dfm.log closed on Mon Jan 20 18:45:37 2020