! Started logfile: .//J2255-1039_X_dfm.log on Mon Jan 20 19:23:36 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J2255-1039_X_uva.fits ! Reading UV FITS file: .//J2255-1039_X_uva.fits ! AN table 1: 15 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2255-1039 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 67 lines of history. ! ! Reading 2520 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2255-1039_X] 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 0.200x0.200 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. ! ! 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=1.008090Jy sigma=19.379585 ! Fit after self-cal, rms=0.912478Jy sigma=17.568120 ! 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=1.269 mas, bmaj=4.815 mas, bpa=-8.964 degrees ! Estimated noise=0.926682 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 = 0.0706048 Jy ! Component: 100 - total flux cleaned = 0.0860796 Jy ! Total flux subtracted in 100 components = 0.0860796 Jy ! Clean residual min=-0.005021 max=0.006196 Jy/beam ! Clean residual mean=0.000005 rms=0.001536 Jy/beam ! Combined flux in latest and established models = 0.0860796 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0860796 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=0.037874Jy sigma=0.711262 ! Fit after self-cal, rms=0.037856Jy sigma=0.710934 ! 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=1.483 mas, bmaj=4.793 mas, bpa=-8.465 degrees ! Estimated noise=0.739499 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 = 0.00354447 Jy ! Component: 100 - total flux cleaned = 0.00464797 Jy ! Component: 150 - total flux cleaned = 0.00493696 Jy ! Component: 200 - total flux cleaned = 0.0051482 Jy ! Total flux subtracted in 200 components = 0.0051482 Jy ! Clean residual min=-0.004452 max=0.004809 Jy/beam ! Clean residual mean=0.000004 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.0912278 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.0912278 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=0.037460Jy sigma=0.703776 ! Fit after self-cal, rms=0.037448Jy sigma=0.703651 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.483 x 4.793 at -8.465 degrees (North through East) ! Clean map min=-0.0042776 max=0.087593 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 1.04 KP 1.07 ! NL 1.00 OV 1.12 PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 1.00 KP 1.03 ! NL 0.97 OV 1.13 PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.88 HN 0.99 KP 1.01 ! NL 0.99 OV 1.13 PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 0.88 KP 1.08 ! NL 0.98 OV 1.12 PT 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.88 KP 0.99 ! NL 1.01 OV 1.11 PT 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.00 KP 1.02 ! NL 0.93 OV 1.21 PT 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.92 KP 1.04 ! NL 0.91 OV 1.17 PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.03 KP 1.06 ! NL 0.96 OV 1.10 PT 0.88 ! ! ! Fit before self-cal, rms=0.037448Jy sigma=0.703651 ! Fit after self-cal, rms=0.036015Jy sigma=0.680917 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.477 mas, bmaj=4.801 mas, bpa=-8.624 degrees ! Estimated noise=0.736119 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 = -0.000612705 Jy ! Component: 100 - total flux cleaned = -0.000680988 Jy ! Component: 150 - total flux cleaned = -0.000821227 Jy ! Component: 200 - total flux cleaned = -0.00091811 Jy ! Total flux subtracted in 200 components = -0.00091811 Jy ! Clean residual min=-0.002145 max=0.002415 Jy/beam ! Clean residual mean=0.000000 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.0903097 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 28 components and 0.0903097 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=0.035951Jy sigma=0.679829 ! Fit after self-cal, rms=0.035971Jy sigma=0.679508 ! 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=0.035971Jy sigma=0.679508 ! Fit after self-cal, rms=0.035904Jy sigma=0.679317 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.477 mas, bmaj=4.816 mas, bpa=-8.682 degrees ! Estimated noise=0.734693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000658148 Jy ! Component: 100 - total flux cleaned = -0.000773007 Jy ! Component: 150 - total flux cleaned = -0.000871246 Jy ! Component: 200 - total flux cleaned = -0.00092291 Jy ! Total flux subtracted in 200 components = -0.00092291 Jy ! Clean residual min=-0.002109 max=0.002317 Jy/beam ! Clean residual mean=0.000000 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0893868 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 37 components and 0.0893868 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=0.035876Jy sigma=0.678836 ! Fit after self-cal, rms=0.035877Jy sigma=0.678825 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 = -4.62448e-05 Jy ! Component: 100 - total flux cleaned = -7.51429e-05 Jy ! Component: 150 - total flux cleaned = -7.54007e-05 Jy ! Component: 200 - total flux cleaned = -8.77568e-05 Jy ! Total flux subtracted in 200 components = -8.77568e-05 Jy ! Clean residual min=-0.002094 max=0.002288 Jy/beam ! Clean residual mean=0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.089299 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.089299 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=0.035867Jy sigma=0.678662 ! Fit after self-cal, rms=0.035868Jy sigma=0.678656 ! 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=0.035868Jy sigma=0.678656 ! Fit after self-cal, rms=0.035824Jy sigma=0.678521 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.476 mas, bmaj=4.831 mas, bpa=-8.736 degrees ! Estimated noise=0.73383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000551445 Jy ! Component: 100 - total flux cleaned = -0.000623542 Jy ! Component: 150 - total flux cleaned = -0.000647584 Jy ! Component: 200 - total flux cleaned = -0.000647808 Jy ! Total flux subtracted in 200 components = -0.000647808 Jy ! Clean residual min=-0.002067 max=0.002242 Jy/beam ! Clean residual mean=0.000000 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.0886512 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.0886512 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=0.035812Jy sigma=0.678312 ! Fit after self-cal, rms=0.035812Jy sigma=0.678307 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 (48.6, 42.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000459426 Jy ! Component: 100 - total flux cleaned = 9.399e-05 Jy ! Component: 150 - total flux cleaned = -0.000189296 Jy ! Component: 200 - total flux cleaned = -0.000474656 Jy ! Total flux subtracted in 200 components = -0.000474656 Jy ! Clean residual min=-0.001474 max=0.001999 Jy/beam ! Clean residual mean=-0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0881765 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.0881765 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=0.035662Jy sigma=0.675581 ! Fit after self-cal, rms=0.035658Jy sigma=0.675467 ! Inverting map ! Added new window around map position (38.6, -43). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010547 Jy ! Component: 100 - total flux cleaned = 0.000978591 Jy ! Component: 150 - total flux cleaned = 0.00088114 Jy ! Component: 200 - total flux cleaned = 0.000741005 Jy ! Total flux subtracted in 200 components = 0.000741005 Jy ! Clean residual min=-0.001365 max=0.001416 Jy/beam ! Clean residual mean=-0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0889176 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.0889175 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=0.035572Jy sigma=0.673768 ! Fit after self-cal, rms=0.035569Jy sigma=0.673724 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.035569Jy sigma=0.673724 ! Fit after self-cal, rms=0.035392Jy sigma=0.673479 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.223 mas, bmaj=4.635 mas, bpa=-8.192 degrees ! Estimated noise=0.801278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000688991 Jy ! Component: 100 - total flux cleaned = 0.000919479 Jy ! Component: 150 - total flux cleaned = 0.00109649 Jy ! Component: 200 - total flux cleaned = 0.0012106 Jy ! Total flux subtracted in 200 components = 0.0012106 Jy ! Clean residual min=-0.001257 max=0.001413 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0901282 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 127 components and 0.0901282 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=0.035372Jy sigma=0.673130 ! Fit after self-cal, rms=0.035371Jy sigma=0.673118 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 (-38, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703149 Jy ! Component: 100 - total flux cleaned = 0.000508858 Jy ! Component: 150 - total flux cleaned = 0.000461639 Jy ! Component: 200 - total flux cleaned = 0.000584997 Jy ! Total flux subtracted in 200 components = 0.000584997 Jy ! Clean residual min=-0.001004 max=0.000773 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0907132 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 153 components and 0.0907131 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=0.035324Jy sigma=0.672259 ! Fit after self-cal, rms=0.035322Jy sigma=0.672197 ! 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=1.473 mas, bmaj=4.842 mas, bpa=-8.765 degrees ! Estimated noise=0.731149 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.473 x 4.842 at -8.765 degrees (North through East) ! Clean map min=-0.0017385 max=0.086617 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.266 mas, bmaj=4.866 mas, bpa=-9.2 degrees ! Estimated noise=0.903395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0688476 Jy ! Component: 100 - total flux cleaned = 0.0838903 Jy ! Component: 150 - total flux cleaned = 0.084239 Jy ! Component: 200 - total flux cleaned = 0.0850381 Jy ! Total flux subtracted in 200 components = 0.0850381 Jy ! Clean residual min=-0.003029 max=0.002477 Jy/beam ! Clean residual mean=0.000001 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.0850381 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0850381 Jy ! Inverting map and beam ! Estimated beam: bmin=1.473 mas, bmaj=4.842 mas, bpa=-8.765 degrees ! Estimated noise=0.731149 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 = 0.000976059 Jy ! Component: 100 - total flux cleaned = 0.00187307 Jy ! Component: 150 - total flux cleaned = 0.00242879 Jy ! Component: 200 - total flux cleaned = 0.00291708 Jy ! Total flux subtracted in 200 components = 0.00291708 Jy ! Clean residual min=-0.001555 max=0.001291 Jy/beam ! Clean residual mean=0.000000 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0879552 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 53 components and 0.0879552 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.223 mas, bmaj=4.635 mas, bpa=-8.192 degrees ! Estimated noise=0.801278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00080831 Jy ! Component: 100 - total flux cleaned = 0.0011039 Jy ! Component: 150 - total flux cleaned = 0.00145894 Jy ! Component: 200 - total flux cleaned = 0.00172423 Jy ! Total flux subtracted in 200 components = 0.00172423 Jy ! Clean residual min=-0.001320 max=0.000998 Jy/beam ! Clean residual mean=0.000000 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0896794 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 = 0.000136736 Jy ! Component: 100 - total flux cleaned = 0.000186994 Jy ! Component: 150 - total flux cleaned = 0.000257637 Jy ! Component: 200 - total flux cleaned = 0.00030136 Jy ! Total flux subtracted in 200 components = 0.00030136 Jy ! Clean residual min=-0.001146 max=0.000871 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0899808 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 115 components and 0.0899808 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.473 mas, bmaj=4.842 mas, bpa=-8.765 degrees ! Estimated noise=0.731149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000218875 Jy ! Component: 100 - total flux cleaned = -0.000302793 Jy ! Component: 150 - total flux cleaned = -0.000354072 Jy ! Component: 200 - total flux cleaned = -0.000352484 Jy ! Total flux subtracted in 200 components = -0.000352484 Jy ! Clean residual min=-0.001113 max=0.000955 Jy/beam ! Clean residual mean=0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0896283 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 145 components and 0.0896283 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=0.035320Jy sigma=0.672327 ! Fit after self-cal, rms=0.035317Jy sigma=0.672274 wmodel J2255-1039_X_map.mod ! Writing 145 model components to file: J2255-1039_X_map.mod wobs J2255-1039_X_uvs.fits ! Writing UV FITS file: J2255-1039_X_uvs.fits wwins J2255-1039_X_map.win ! wwins: Wrote 4 windows to J2255-1039_X_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 = -0.000311957 Jy ! Component: 100 - total flux cleaned = -0.000463966 Jy ! Component: 150 - total flux cleaned = -0.000542931 Jy ! Component: 200 - total flux cleaned = -0.000631993 Jy ! Component: 250 - total flux cleaned = -0.00076033 Jy ! Component: 300 - total flux cleaned = -0.000926332 Jy ! Component: 350 - total flux cleaned = -0.00106019 Jy ! Component: 400 - total flux cleaned = -0.00119001 Jy ! Component: 450 - total flux cleaned = -0.00130364 Jy ! Component: 500 - total flux cleaned = -0.00142642 Jy ! Component: 550 - total flux cleaned = -0.00153386 Jy ! Component: 600 - total flux cleaned = -0.00161558 Jy ! Component: 650 - total flux cleaned = -0.00171819 Jy ! Component: 700 - total flux cleaned = -0.0018181 Jy ! Component: 750 - total flux cleaned = -0.00188323 Jy ! Component: 800 - total flux cleaned = -0.0019681 Jy ! Component: 850 - total flux cleaned = -0.00205085 Jy ! Component: 900 - total flux cleaned = -0.00207098 Jy ! Component: 950 - total flux cleaned = -0.00210075 Jy ! Component: 1000 - total flux cleaned = -0.00210078 Jy ! Component: 1050 - total flux cleaned = -0.00212942 Jy ! Component: 1100 - total flux cleaned = -0.00215739 Jy ! Component: 1150 - total flux cleaned = -0.00215745 Jy ! Component: 1200 - total flux cleaned = -0.0021756 Jy ! Component: 1250 - total flux cleaned = -0.00219332 Jy ! Component: 1300 - total flux cleaned = -0.00221059 Jy ! Component: 1350 - total flux cleaned = -0.00221054 Jy ! Component: 1400 - total flux cleaned = -0.00223587 Jy ! Component: 1450 - total flux cleaned = -0.00223584 Jy ! Component: 1500 - total flux cleaned = -0.0022441 Jy ! Component: 1550 - total flux cleaned = -0.00225225 Jy ! Component: 1600 - total flux cleaned = -0.00223622 Jy ! Component: 1650 - total flux cleaned = -0.00226012 Jy ! Component: 1700 - total flux cleaned = -0.00224423 Jy ! Component: 1750 - total flux cleaned = -0.00224427 Jy ! Component: 1800 - total flux cleaned = -0.00222095 Jy ! Component: 1850 - total flux cleaned = -0.00222875 Jy ! Component: 1900 - total flux cleaned = -0.00220571 Jy ! Component: 1950 - total flux cleaned = -0.00219052 Jy ! Component: 2000 - total flux cleaned = -0.00216779 Jy ! Component: 2050 - total flux cleaned = -0.00216025 Jy ! Component: 2100 - total flux cleaned = -0.0021528 Jy ! Component: 2150 - total flux cleaned = -0.00216023 Jy ! Component: 2200 - total flux cleaned = -0.00213065 Jy ! Component: 2250 - total flux cleaned = -0.00211593 Jy ! Component: 2300 - total flux cleaned = -0.00210857 Jy ! Component: 2350 - total flux cleaned = -0.0020721 Jy ! Component: 2400 - total flux cleaned = -0.00203573 Jy ! Component: 2450 - total flux cleaned = -0.00200673 Jy ! Component: 2500 - total flux cleaned = -0.00197064 Jy ! Component: 2550 - total flux cleaned = -0.001949 Jy ! Component: 2600 - total flux cleaned = -0.00191302 Jy ! Component: 2650 - total flux cleaned = -0.00187706 Jy ! Component: 2700 - total flux cleaned = -0.00185549 Jy ! Component: 2750 - total flux cleaned = -0.00183402 Jy ! Component: 2800 - total flux cleaned = -0.00179814 Jy ! Component: 2850 - total flux cleaned = -0.0017695 Jy ! Component: 2900 - total flux cleaned = -0.0017336 Jy ! Component: 2950 - total flux cleaned = -0.00169773 Jy ! Component: 3000 - total flux cleaned = -0.0016475 Jy ! Component: 3050 - total flux cleaned = -0.00161157 Jy ! Component: 3100 - total flux cleaned = -0.00157569 Jy ! Component: 3150 - total flux cleaned = -0.00153252 Jy ! Component: 3200 - total flux cleaned = -0.00147497 Jy ! Component: 3250 - total flux cleaned = -0.00143176 Jy ! Component: 3300 - total flux cleaned = -0.00137404 Jy ! Component: 3350 - total flux cleaned = -0.00132343 Jy ! Component: 3400 - total flux cleaned = -0.00125813 Jy ! Component: 3450 - total flux cleaned = -0.00119997 Jy ! Component: 3500 - total flux cleaned = -0.00114157 Jy ! Component: 3550 - total flux cleaned = -0.00108293 Jy ! Component: 3600 - total flux cleaned = -0.00101675 Jy ! Component: 3650 - total flux cleaned = -0.000972507 Jy ! Component: 3700 - total flux cleaned = -0.000898473 Jy ! Component: 3750 - total flux cleaned = -0.000839042 Jy ! Component: 3800 - total flux cleaned = -0.00077939 Jy ! Component: 3850 - total flux cleaned = -0.000712029 Jy ! Component: 3900 - total flux cleaned = -0.000644284 Jy ! Component: 3950 - total flux cleaned = -0.000591422 Jy ! Component: 4000 - total flux cleaned = -0.000515506 Jy ! Component: 4050 - total flux cleaned = -0.000462117 Jy ! Total flux subtracted in 4096 components = -0.000400847 Jy ! Clean residual min=-0.000490 max=0.000546 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0892274 Jy keep ! Adding 228 model components to the UV plane model. ! The established model now contains 373 components and 0.0892274 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2255-1039_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.473 x 4.842 at -8.765 degrees (North through East) ! Clean map min=-0.0013129 max=0.086335 Jy/beam ! Writing clean map to FITS file: .//J2255-1039_X_map.fits wmodel .//J2255-1039_X_map.mod ! Writing 373 model components to file: .//J2255-1039_X_map.mod wobs .//J2255-1039_X_uvs.fits ! Writing UV FITS file: .//J2255-1039_X_uvs.fits wwins .//J2255-1039_X_map.win ! wwins: Wrote 5 windows to .//J2255-1039_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0863353 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127138 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.441783 0.441783 0.883567 1.76713 3.53427 7.06853 14.1371 28.2741 56.5483 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 679.065 quit ! Quitting program ! Log file .//J2255-1039_X_dfm.log closed on Mon Jan 20 19:23:39 2020