! Started logfile: .//J1521-3011_C_dfm.log on Mon Jan 20 18:18:12 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 .//J1521-3011_C_uva.fits ! Reading UV FITS file: .//J1521-3011_C_uva.fits ! AN table 1: 15 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1521-3011 ! ! 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 720 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 J1521-3011_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. ! ! 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=1.000972Jy sigma=15.820956 ! Fit after self-cal, rms=0.963398Jy sigma=15.202049 ! 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=9.174 mas, bmaj=50.16 mas, bpa=-19.71 degrees ! Estimated noise=4.73996 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283069 Jy ! Component: 100 - total flux cleaned = 0.0320335 Jy ! Total flux subtracted in 100 components = 0.0320335 Jy ! Clean residual min=-0.002649 max=0.002604 Jy/beam ! Clean residual mean=-0.000006 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.0320335 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0320335 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=0.040744Jy sigma=0.628289 ! Fit after self-cal, rms=0.039980Jy sigma=0.616724 ! 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=9.558 mas, bmaj=48.73 mas, bpa=-22.35 degrees ! Estimated noise=1.68328 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 = 0.00181832 Jy ! Component: 100 - total flux cleaned = 0.00123749 Jy ! Component: 150 - total flux cleaned = 0.000987793 Jy ! Component: 200 - total flux cleaned = -7.16275e-05 Jy ! Total flux subtracted in 200 components = -7.16275e-05 Jy ! Clean residual min=-0.001404 max=0.001382 Jy/beam ! Clean residual mean=-0.000004 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.0319618 Jy ! Performing phase self-cal ! Adding 127 model components to the UV plane model. ! The established model now contains 151 components and 0.0319618 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=0.039199Jy sigma=0.602619 ! Fit after self-cal, rms=0.039189Jy sigma=0.600986 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.558 x 48.73 at -22.35 degrees (North through East) ! Clean map min=-0.0053244 max=0.030139 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! KP 1.56 LA 0.70 OV 1.19 PT 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! KP 0.97 LA 0.76 OV 1.09 PT 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! KP 1.10 LA 1.07 OV 1.11 PT 0.72 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! KP 0.99 LA 1.25 OV 1.09 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! KP 0.89 LA 1.04 OV 1.08 PT 0.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! KP 1.21 LA 0.83 OV 0.93 PT 1.18 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! KP 0.98 LA 1.03 OV 0.99 PT 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! KP 0.92 LA 1.22 OV 0.85 PT 0.90 ! ! ! Fit before self-cal, rms=0.039189Jy sigma=0.600986 ! Fit after self-cal, rms=0.040442Jy sigma=0.586233 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=9.596 mas, bmaj=49.66 mas, bpa=-22.35 degrees ! Estimated noise=1.64498 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 = 0.00171053 Jy ! Component: 100 - total flux cleaned = 0.00193814 Jy ! Component: 150 - total flux cleaned = 0.00173049 Jy ! Component: 200 - total flux cleaned = 0.00139219 Jy ! Total flux subtracted in 200 components = 0.00139219 Jy ! Clean residual min=-0.000408 max=0.000410 Jy/beam ! Clean residual mean=0.000002 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.033354 Jy ! Performing phase self-cal ! Adding 82 model components to the UV plane model. ! The established model now contains 228 components and 0.033354 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=0.040336Jy sigma=0.584831 ! Fit after self-cal, rms=0.040884Jy sigma=0.580287 ! Inverting map ! Added new window around map position (-28.8, -44.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246795 Jy ! Component: 100 - total flux cleaned = 0.000114706 Jy ! Component: 150 - total flux cleaned = 0.00027378 Jy ! Component: 200 - total flux cleaned = 0.000441698 Jy ! Total flux subtracted in 200 components = 0.000441698 Jy ! Clean residual min=-0.000771 max=0.000575 Jy/beam ! Clean residual mean=-0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0337957 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 288 components and 0.0337957 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=0.040821Jy sigma=0.579662 ! Fit after self-cal, rms=0.040795Jy sigma=0.579185 ! 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=0.040795Jy sigma=0.579185 ! Fit after self-cal, rms=0.042778Jy sigma=0.577912 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.582 mas, bmaj=49.81 mas, bpa=-22.36 degrees ! Estimated noise=1.63943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000623149 Jy ! Component: 100 - total flux cleaned = 0.000475655 Jy ! Component: 150 - total flux cleaned = 0.000510243 Jy ! Component: 200 - total flux cleaned = 0.000611019 Jy ! Total flux subtracted in 200 components = 0.000611019 Jy ! Clean residual min=-0.000727 max=0.000602 Jy/beam ! Clean residual mean=-0.000001 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.0344067 Jy selfcal ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 345 components and 0.0344067 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=0.042741Jy sigma=0.577661 ! Fit after self-cal, rms=0.042993Jy sigma=0.577010 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 = 5.72473e-06 Jy ! Component: 100 - total flux cleaned = 0.000161551 Jy ! Component: 150 - total flux cleaned = 0.00030333 Jy ! Component: 200 - total flux cleaned = 0.00037463 Jy ! Total flux subtracted in 200 components = 0.00037463 Jy ! Clean residual min=-0.000785 max=0.000527 Jy/beam ! Clean residual mean=-0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0347813 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 397 components and 0.0347813 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=0.042968Jy sigma=0.576979 ! Fit after self-cal, rms=0.042970Jy sigma=0.576840 ! 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=0.042970Jy sigma=0.576840 ! Fit after self-cal, rms=0.044321Jy sigma=0.576438 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.57 mas, bmaj=49.94 mas, bpa=-22.38 degrees ! Estimated noise=1.63425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237152 Jy ! Component: 100 - total flux cleaned = -4.37394e-05 Jy ! Component: 150 - total flux cleaned = -3.58992e-05 Jy ! Component: 200 - total flux cleaned = 3.52042e-05 Jy ! Total flux subtracted in 200 components = 3.52042e-05 Jy ! Clean residual min=-0.000704 max=0.000460 Jy/beam ! Clean residual mean=-0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0348165 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 424 components and 0.0348165 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=0.044297Jy sigma=0.576418 ! Fit after self-cal, rms=0.044469Jy sigma=0.576016 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 = 3.78878e-05 Jy ! Component: 100 - total flux cleaned = -0.000266613 Jy ! Component: 150 - total flux cleaned = -0.000381466 Jy ! Component: 200 - total flux cleaned = -0.000414479 Jy ! Total flux subtracted in 200 components = -0.000414479 Jy ! Clean residual min=-0.000600 max=0.000457 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0344021 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 462 components and 0.0344021 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=0.044444Jy sigma=0.576010 ! Fit after self-cal, rms=0.044348Jy sigma=0.575454 ! Inverting map ! Added new window around map position (35.4, -18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.92283e-05 Jy ! Component: 100 - total flux cleaned = 0.000198549 Jy ! Component: 150 - total flux cleaned = 0.000215847 Jy ! Component: 200 - total flux cleaned = 0.000203999 Jy ! Total flux subtracted in 200 components = 0.000203999 Jy ! Clean residual min=-0.000440 max=0.000396 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0346061 Jy ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 534 components and 0.0346061 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=0.044300Jy sigma=0.575230 ! Fit after self-cal, rms=0.044268Jy sigma=0.574908 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00024014 Jy ! Component: 100 - total flux cleaned = 0.000368621 Jy ! Component: 150 - total flux cleaned = 0.000338402 Jy ! Component: 200 - total flux cleaned = 0.000327492 Jy ! Total flux subtracted in 200 components = 0.000327492 Jy ! Clean residual min=-0.000398 max=0.000401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0349335 Jy ! Performing phase self-cal ! Adding 78 model components to the UV plane model. ! The established model now contains 604 components and 0.0349335 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=0.044232Jy sigma=0.574794 ! Fit after self-cal, rms=0.044213Jy sigma=0.574561 ! Inverting map ! Added new window around map position (72, -73.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00021355 Jy ! Component: 100 - total flux cleaned = 0.00011537 Jy ! Component: 150 - total flux cleaned = 0.000143696 Jy ! Component: 200 - total flux cleaned = 0.000180674 Jy ! Total flux subtracted in 200 components = 0.000180674 Jy ! Clean residual min=-0.000371 max=0.000399 Jy/beam ! Clean residual mean=-0.000000 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.0351142 Jy ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 664 components and 0.0351142 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=0.044183Jy sigma=0.574508 ! Fit after self-cal, rms=0.044177Jy sigma=0.574333 ! 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=0.044177Jy sigma=0.574333 ! Fit after self-cal, rms=0.044718Jy sigma=0.574060 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.719 mas, bmaj=49.88 mas, bpa=-22.49 degrees ! Estimated noise=1.62503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00036725 Jy ! Component: 100 - total flux cleaned = 0.000285353 Jy ! Component: 150 - total flux cleaned = 0.000145768 Jy ! Component: 200 - total flux cleaned = 5.58392e-05 Jy ! Total flux subtracted in 200 components = 5.58392e-05 Jy ! Clean residual min=-0.000399 max=0.000367 Jy/beam ! Clean residual mean=0.000000 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.0351701 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 709 components and 0.0351701 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=0.044693Jy sigma=0.574027 ! Fit after self-cal, rms=0.044745Jy sigma=0.573815 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 = 1.20853e-05 Jy ! Component: 100 - total flux cleaned = 9.93826e-06 Jy ! Component: 150 - total flux cleaned = 2.24909e-05 Jy ! Component: 200 - total flux cleaned = -3.79754e-05 Jy ! Total flux subtracted in 200 components = -3.79754e-05 Jy ! Clean residual min=-0.000388 max=0.000370 Jy/beam ! Clean residual mean=0.000000 rms=0.000081 Jy/beam ! Combined flux in latest and established models = 0.0351321 Jy ! Performing phase self-cal ! Adding 83 model components to the UV plane model. ! The established model now contains 780 components and 0.0351321 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=0.044725Jy sigma=0.573804 ! Fit after self-cal, rms=0.044735Jy sigma=0.573693 ! 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=9.584 mas, bmaj=50.04 mas, bpa=-22.41 degrees ! Estimated noise=1.62771 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.584 x 50.04 at -22.41 degrees (North through East) ! Clean map min=-0.0054145 max=0.029141 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=9.06 mas, bmaj=52.33 mas, bpa=-20.02 degrees ! Estimated noise=4.75384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188646 Jy ! Component: 100 - total flux cleaned = 0.0149506 Jy ! Component: 150 - total flux cleaned = 0.0118953 Jy ! Component: 200 - total flux cleaned = 0.0100553 Jy ! Total flux subtracted in 200 components = 0.0100553 Jy ! Clean residual min=-0.007002 max=0.006042 Jy/beam ! Clean residual mean=0.000027 rms=0.001449 Jy/beam ! Combined flux in latest and established models = 0.0100553 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 99 model components to the UV plane model. ! The established model now contains 99 components and 0.0100553 Jy ! Inverting map and beam ! Estimated beam: bmin=9.584 mas, bmaj=50.04 mas, bpa=-22.41 degrees ! Estimated noise=1.62771 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 = 0.000766774 Jy ! Component: 100 - total flux cleaned = 0.000727777 Jy ! Component: 150 - total flux cleaned = 0.00102021 Jy ! Component: 200 - total flux cleaned = 0.000969865 Jy ! Total flux subtracted in 200 components = 0.000969865 Jy ! Clean residual min=-0.001386 max=0.000998 Jy/beam ! Clean residual mean=-0.000004 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.0110252 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 192 components and 0.0110252 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=9.719 mas, bmaj=49.88 mas, bpa=-22.49 degrees ! Estimated noise=1.62503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000462086 Jy ! Component: 100 - total flux cleaned = -0.000768757 Jy ! Component: 150 - total flux cleaned = -0.000997834 Jy ! Component: 200 - total flux cleaned = -0.00114045 Jy ! Total flux subtracted in 200 components = -0.00114045 Jy ! Clean residual min=-0.000878 max=0.000652 Jy/beam ! Clean residual mean=-0.000003 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.00988473 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.32363e-05 Jy ! Component: 100 - total flux cleaned = -4.66445e-05 Jy ! Component: 150 - total flux cleaned = -4.64715e-05 Jy ! Component: 200 - total flux cleaned = -6.53494e-05 Jy ! Total flux subtracted in 200 components = -6.53494e-05 Jy ! Clean residual min=-0.000722 max=0.000614 Jy/beam ! Clean residual mean=-0.000003 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.00981938 Jy ! Adding 141 model components to the UV plane model. ! The established model now contains 332 components and 0.00981938 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=9.584 mas, bmaj=50.04 mas, bpa=-22.41 degrees ! Estimated noise=1.62771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.30884e-05 Jy ! Component: 100 - total flux cleaned = 2.234e-05 Jy ! Component: 150 - total flux cleaned = 3.77909e-05 Jy ! Component: 200 - total flux cleaned = 5.36887e-05 Jy ! Total flux subtracted in 200 components = 5.36887e-05 Jy ! Clean residual min=-0.000794 max=0.000638 Jy/beam ! Clean residual mean=-0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.00987307 Jy selfcal ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 399 components and 0.00987307 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=0.044818Jy sigma=0.575521 ! Fit after self-cal, rms=0.044734Jy sigma=0.574699 wmodel J1521-3011_C_map.mod ! Writing 399 model components to file: J1521-3011_C_map.mod wobs J1521-3011_C_uvs.fits ! Writing UV FITS file: J1521-3011_C_uvs.fits wwins J1521-3011_C_map.win ! wwins: Wrote 3 windows to J1521-3011_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 = -9.33781e-05 Jy ! Component: 100 - total flux cleaned = -0.000183818 Jy ! Component: 150 - total flux cleaned = -0.00019343 Jy ! Component: 200 - total flux cleaned = -0.00015869 Jy ! Component: 250 - total flux cleaned = -0.000150579 Jy ! Component: 300 - total flux cleaned = -0.00013444 Jy ! Component: 350 - total flux cleaned = -0.00012662 Jy ! Component: 400 - total flux cleaned = -0.000119112 Jy ! Component: 450 - total flux cleaned = -0.000133992 Jy ! Component: 500 - total flux cleaned = -0.000126722 Jy ! Component: 550 - total flux cleaned = -0.000112011 Jy ! Component: 600 - total flux cleaned = -0.000111971 Jy ! Component: 650 - total flux cleaned = -9.00189e-05 Jy ! Component: 700 - total flux cleaned = -8.26711e-05 Jy ! Component: 750 - total flux cleaned = -7.53796e-05 Jy ! Component: 800 - total flux cleaned = -8.99462e-05 Jy ! Component: 850 - total flux cleaned = -0.00011217 Jy ! Component: 900 - total flux cleaned = -0.000127066 Jy ! Component: 950 - total flux cleaned = -0.000141952 Jy ! Component: 1000 - total flux cleaned = -0.000172208 Jy ! Component: 1050 - total flux cleaned = -0.000202816 Jy ! Component: 1100 - total flux cleaned = -0.00024924 Jy ! Component: 1150 - total flux cleaned = -0.000312047 Jy ! Component: 1200 - total flux cleaned = -0.0003757 Jy ! Component: 1250 - total flux cleaned = -0.000408095 Jy ! Component: 1300 - total flux cleaned = -0.00045777 Jy ! Component: 1350 - total flux cleaned = -0.000508751 Jy ! Component: 1400 - total flux cleaned = -0.000543452 Jy ! Component: 1450 - total flux cleaned = -0.000578844 Jy ! Component: 1500 - total flux cleaned = -0.000624048 Jy ! Component: 1550 - total flux cleaned = -0.000670378 Jy ! Component: 1600 - total flux cleaned = -0.000717744 Jy ! Component: 1650 - total flux cleaned = -0.000756331 Jy ! Component: 1700 - total flux cleaned = -0.000815696 Jy ! Component: 1750 - total flux cleaned = -0.000856226 Jy ! Component: 1800 - total flux cleaned = -0.000897421 Jy ! Component: 1850 - total flux cleaned = -0.00093954 Jy ! Component: 1900 - total flux cleaned = -0.000971914 Jy ! Component: 1950 - total flux cleaned = -0.001016 Jy ! Component: 2000 - total flux cleaned = -0.00106105 Jy ! Component: 2050 - total flux cleaned = -0.00109556 Jy ! Component: 2100 - total flux cleaned = -0.00115457 Jy ! Component: 2150 - total flux cleaned = -0.00119073 Jy ! Component: 2200 - total flux cleaned = -0.00122787 Jy ! Component: 2250 - total flux cleaned = -0.00127833 Jy ! Component: 2300 - total flux cleaned = -0.00131706 Jy ! Component: 2350 - total flux cleaned = -0.00135665 Jy ! Component: 2400 - total flux cleaned = -0.00137017 Jy ! Component: 2450 - total flux cleaned = -0.00142558 Jy ! Component: 2500 - total flux cleaned = -0.00146849 Jy ! Component: 2550 - total flux cleaned = -0.00151243 Jy ! Component: 2600 - total flux cleaned = -0.00152738 Jy ! Component: 2650 - total flux cleaned = -0.00157296 Jy ! Component: 2700 - total flux cleaned = -0.00161993 Jy ! Component: 2750 - total flux cleaned = -0.00166808 Jy ! Component: 2800 - total flux cleaned = -0.00170105 Jy ! Component: 2850 - total flux cleaned = -0.00173454 Jy ! Component: 2900 - total flux cleaned = -0.00178591 Jy ! Component: 2950 - total flux cleaned = -0.00183836 Jy ! Component: 3000 - total flux cleaned = -0.00189269 Jy ! Component: 3050 - total flux cleaned = -0.00192968 Jy ! Component: 3100 - total flux cleaned = -0.00200528 Jy ! Component: 3150 - total flux cleaned = -0.00202496 Jy ! Component: 3200 - total flux cleaned = -0.00208423 Jy ! Component: 3250 - total flux cleaned = -0.00212442 Jy ! Component: 3300 - total flux cleaned = -0.00218637 Jy ! Component: 3350 - total flux cleaned = -0.00227104 Jy ! Component: 3400 - total flux cleaned = -0.00235807 Jy ! Component: 3450 - total flux cleaned = -0.00240233 Jy ! Component: 3500 - total flux cleaned = -0.00249327 Jy ! Component: 3550 - total flux cleaned = -0.00256361 Jy ! Component: 3600 - total flux cleaned = -0.00263559 Jy ! Component: 3650 - total flux cleaned = -0.00270942 Jy ! Component: 3700 - total flux cleaned = -0.00278504 Jy ! Component: 3750 - total flux cleaned = -0.00286296 Jy ! Component: 3800 - total flux cleaned = -0.00291612 Jy ! Component: 3850 - total flux cleaned = -0.00299815 Jy ! Component: 3900 - total flux cleaned = -0.00305365 Jy ! Component: 3950 - total flux cleaned = -0.0031109 Jy ! Component: 4000 - total flux cleaned = -0.00319876 Jy ! Component: 4050 - total flux cleaned = -0.00325905 Jy ! Total flux subtracted in 4096 components = -0.00332048 Jy ! Clean residual min=-0.001861 max=0.001593 Jy/beam ! Clean residual mean=0.000002 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.00655259 Jy keep ! Adding 199 model components to the UV plane model. ! The established model now contains 596 components and 0.00655259 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1521-3011_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.584 x 50.04 at -22.41 degrees (North through East) ! Clean map min=-0.011505 max=0.026484 Jy/beam ! Writing clean map to FITS file: .//J1521-3011_C_map.fits wmodel .//J1521-3011_C_map.mod ! Writing 596 model components to file: .//J1521-3011_C_map.mod wobs .//J1521-3011_C_uvs.fits ! Writing UV FITS file: .//J1521-3011_C_uvs.fits wwins .//J1521-3011_C_map.win ! wwins: Wrote 4 windows to .//J1521-3011_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0264844 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000714894 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -8.09792 8.09792 16.1958 32.3917 64.7834 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.026 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 37.046 quit ! Quitting program ! Log file .//J1521-3011_C_dfm.log closed on Mon Jan 20 18:18:19 2020