! Started logfile: /vlbi/bp222/maps//J0509+0541_S_dfm.log on Thu Sep 27 10:49:02 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J0509+0541_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0509+0541_S_uvm.fits ! AN table 1: 32 integrations on 45 of 45 possible baselines. ! AN table 2: 16 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1.7348 visibilities/baseline/integration-bin. ! Found source: J0509+0541 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 12324 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0509+0541_S] 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 0.500x0.500 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 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 173 telescope corrections were flagged in sub-array 1. ! A total of 53 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.237651Jy sigma=25.105280 ! Fit after self-cal, rms=0.348551Jy sigma=6.593504 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.807 mas, bmaj=7.435 mas, bpa=-4.556 degrees ! Estimated noise=0.68137 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 = 0.520594 Jy ! Component: 100 - total flux cleaned = 0.644277 Jy ! Total flux subtracted in 100 components = 0.644277 Jy ! Clean residual min=-0.016874 max=0.046116 Jy/beam ! Clean residual mean=-0.000003 rms=0.005537 Jy/beam ! Combined flux in latest and established models = 0.644278 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.644278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133559Jy sigma=2.321603 ! Fit after self-cal, rms=0.133547Jy sigma=2.321246 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0489352 Jy ! Component: 100 - total flux cleaned = 0.0760616 Jy ! Total flux subtracted in 100 components = 0.0760616 Jy ! Clean residual min=-0.011780 max=0.014828 Jy/beam ! Clean residual mean=-0.000013 rms=0.003253 Jy/beam ! Combined flux in latest and established models = 0.720339 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 0.720339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115139Jy sigma=1.687843 ! Fit after self-cal, rms=0.115110Jy sigma=1.687096 ! 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=3.277 mas, bmaj=8.588 mas, bpa=-6.002 degrees ! Estimated noise=0.496324 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 = 0.0199932 Jy ! Component: 100 - total flux cleaned = 0.0301407 Jy ! Component: 150 - total flux cleaned = 0.0356625 Jy ! Component: 200 - total flux cleaned = 0.0387491 Jy ! Total flux subtracted in 200 components = 0.0387491 Jy ! Clean residual min=-0.011703 max=0.009056 Jy/beam ! Clean residual mean=-0.000023 rms=0.002537 Jy/beam ! Combined flux in latest and established models = 0.759088 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 51 components and 0.759088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113564Jy sigma=1.573749 ! Fit after self-cal, rms=0.113547Jy sigma=1.573359 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.277 x 8.588 at -6.002 degrees (North through East) ! Clean map min=-0.011453 max=0.67869 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.98 KP 0.99 ! LA 0.96 MK 0.99 NL 0.99 OV 0.99 ! PT 1.00 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 1.01 LA 0.97 MK 1.04 ! NL 1.04 OV 1.00 PT 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.01 KP 0.97 ! LA 0.98 MK 1.00 NL 1.06 OV 1.01 ! PT 0.98 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 1.02 LA 0.99 MK 1.03 ! NL 0.99 OV 1.00 PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.99 KP 0.97 ! LA 0.98 MK 1.00 NL 1.13 OV 0.98 ! PT 0.98 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 1.02 LA 0.95 MK 1.04 ! NL 0.93 OV 0.99 PT 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.10 HN 0.94 KP 1.00* ! LA 1.19 MK 1.00* NL 1.00* OV 0.98 ! PT 1.07 SC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 22.08 HN 0.94 LA 85.25 MK 1.00* ! NL 1.00* OV 1.00* PT 1.10 ! ! ! Fit before self-cal, rms=0.113547Jy sigma=1.573359 ! Fit after self-cal, rms=0.077647Jy sigma=1.243395 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.286 mas, bmaj=8.603 mas, bpa=-6.097 degrees ! Estimated noise=0.497523 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 = 0.00350644 Jy ! Component: 100 - total flux cleaned = 0.004268 Jy ! Component: 150 - total flux cleaned = 0.00456047 Jy ! Component: 200 - total flux cleaned = 0.0048212 Jy ! Total flux subtracted in 200 components = 0.0048212 Jy ! Clean residual min=-0.006112 max=0.006042 Jy/beam ! Clean residual mean=-0.000009 rms=0.001590 Jy/beam ! Combined flux in latest and established models = 0.763909 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 56 components and 0.76391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077409Jy sigma=1.239754 ! Fit after self-cal, rms=0.077485Jy sigma=1.239429 ! 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. ! ! Fit before self-cal, rms=0.077485Jy sigma=1.239429 ! Fit after self-cal, rms=0.066961Jy sigma=1.099108 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.282 mas, bmaj=8.584 mas, bpa=-6.006 degrees ! Estimated noise=0.497925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105115 Jy ! Component: 100 - total flux cleaned = 0.00110056 Jy ! Component: 150 - total flux cleaned = 0.00110194 Jy ! Component: 200 - total flux cleaned = 0.00106614 Jy ! Total flux subtracted in 200 components = 0.00106614 Jy ! Clean residual min=-0.003171 max=0.003321 Jy/beam ! Clean residual mean=0.000001 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.764976 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 64 components and 0.764976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066890Jy sigma=1.097918 ! Fit after self-cal, rms=0.066895Jy sigma=1.097797 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 (24.5, -65.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302229 Jy ! Component: 100 - total flux cleaned = 0.00449061 Jy ! Component: 150 - total flux cleaned = 0.00505557 Jy ! Component: 200 - total flux cleaned = 0.00547744 Jy ! Total flux subtracted in 200 components = 0.00547744 Jy ! Clean residual min=-0.002972 max=0.003054 Jy/beam ! Clean residual mean=0.000001 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.770453 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.770453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066712Jy sigma=1.094454 ! Fit after self-cal, rms=0.066703Jy sigma=1.094370 ! Inverting map ! Added new window around map position (82, 114.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234876 Jy ! Component: 100 - total flux cleaned = 0.00286964 Jy ! Component: 150 - total flux cleaned = 0.00317186 Jy ! Component: 200 - total flux cleaned = 0.00337713 Jy ! Total flux subtracted in 200 components = 0.00337713 Jy ! Clean residual min=-0.002967 max=0.002697 Jy/beam ! Clean residual mean=-0.000001 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.77383 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 104 components and 0.77383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066603Jy sigma=1.091914 ! Fit after self-cal, rms=0.066589Jy sigma=1.091765 ! 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. ! ! Fit before self-cal, rms=0.066589Jy sigma=1.091765 ! Fit after self-cal, rms=0.066516Jy sigma=1.091135 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.28 mas, bmaj=8.585 mas, bpa=-6.043 degrees ! Estimated noise=0.4979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000891491 Jy ! Component: 100 - total flux cleaned = 0.00123105 Jy ! Component: 150 - total flux cleaned = 0.00146489 Jy ! Component: 200 - total flux cleaned = 0.00155847 Jy ! Total flux subtracted in 200 components = 0.00155847 Jy ! Clean residual min=-0.002830 max=0.002552 Jy/beam ! Clean residual mean=-0.000001 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.775389 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 121 components and 0.775388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066471Jy sigma=1.090328 ! Fit after self-cal, rms=0.066469Jy sigma=1.090300 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00015453 Jy ! Component: 100 - total flux cleaned = 0.000268719 Jy ! Component: 150 - total flux cleaned = 0.000350768 Jy ! Component: 200 - total flux cleaned = 0.000429332 Jy ! Total flux subtracted in 200 components = 0.000429332 Jy ! Clean residual min=-0.002785 max=0.002488 Jy/beam ! Clean residual mean=-0.000001 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.775818 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 129 components and 0.775818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066446Jy sigma=1.089848 ! Fit after self-cal, rms=0.066443Jy sigma=1.089838 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.066443Jy sigma=1.089838 ! Fit after self-cal, rms=0.066411Jy sigma=1.089691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.601 mas, bmaj=12.89 mas, bpa=-5.754 degrees ! Estimated noise=0.603398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498949 Jy ! Component: 100 - total flux cleaned = 0.000672319 Jy ! Component: 150 - total flux cleaned = 0.000588375 Jy ! Component: 200 - total flux cleaned = 0.000563872 Jy ! Total flux subtracted in 200 components = 0.000563872 Jy ! Clean residual min=-0.002590 max=0.002833 Jy/beam ! Clean residual mean=-0.000002 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.776381 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 140 components and 0.776381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066409Jy sigma=1.089402 ! Fit after self-cal, rms=0.066398Jy sigma=1.089195 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 = -7.92635e-06 Jy ! Component: 100 - total flux cleaned = -3.02007e-05 Jy ! Component: 150 - total flux cleaned = -3.05132e-05 Jy ! Component: 200 - total flux cleaned = -1.26813e-05 Jy ! Total flux subtracted in 200 components = -1.26813e-05 Jy ! Clean residual min=-0.002587 max=0.002832 Jy/beam ! Clean residual mean=-0.000002 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.776369 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 150 components and 0.776369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066402Jy sigma=1.089125 ! Fit after self-cal, rms=0.066392Jy sigma=1.088936 ! 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=3.279 mas, bmaj=8.587 mas, bpa=-6.075 degrees ! Estimated noise=0.497949 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.279 x 8.587 at -6.075 degrees (North through East) ! Clean map min=-0.0026257 max=0.67974 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066392Jy sigma=1.088936 ! Fit after self-cal, rms=0.062730Jy sigma=1.000699 ! Inverting map and beam ! Estimated beam: bmin=3.278 mas, bmaj=8.587 mas, bpa=-6.094 degrees ! Estimated noise=0.498122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445829 Jy ! Component: 100 - total flux cleaned = 0.000537892 Jy ! Component: 150 - total flux cleaned = 0.000595263 Jy ! Component: 200 - total flux cleaned = 0.000622281 Jy ! Total flux subtracted in 200 components = 0.000622281 Jy ! Clean residual min=-0.002629 max=0.002326 Jy/beam ! Clean residual mean=-0.000001 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.776991 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 160 components and 0.776991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062700Jy sigma=1.000192 ! Fit after self-cal, rms=0.062699Jy sigma=1.000186 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.08518e-06 Jy ! Component: 100 - total flux cleaned = 4.74411e-05 Jy ! Component: 150 - total flux cleaned = 0.000115502 Jy ! Component: 200 - total flux cleaned = 0.000180906 Jy ! Total flux subtracted in 200 components = 0.000180906 Jy ! Clean residual min=-0.002569 max=0.002352 Jy/beam ! Clean residual mean=-0.000001 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.777172 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 162 components and 0.777172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062681Jy sigma=0.999861 ! Fit after self-cal, rms=0.062679Jy sigma=0.999855 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062679Jy sigma=0.999855 ! Fit after self-cal, rms=0.062640Jy sigma=0.999757 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.807 mas, bmaj=7.412 mas, bpa=-4.586 degrees ! Estimated noise=0.683361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.522011 Jy ! Component: 100 - total flux cleaned = 0.646136 Jy ! Component: 150 - total flux cleaned = 0.696125 Jy ! Component: 200 - total flux cleaned = 0.724034 Jy ! Total flux subtracted in 200 components = 0.724034 Jy ! Clean residual min=-0.005894 max=0.014064 Jy/beam ! Clean residual mean=0.000007 rms=0.001863 Jy/beam ! Combined flux in latest and established models = 0.724034 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.724034 Jy ! Inverting map and beam ! Estimated beam: bmin=3.276 mas, bmaj=8.588 mas, bpa=-6.118 degrees ! Estimated noise=0.49822 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 = 0.0198134 Jy ! Component: 100 - total flux cleaned = 0.0300824 Jy ! Component: 150 - total flux cleaned = 0.0358593 Jy ! Component: 200 - total flux cleaned = 0.0399431 Jy ! Total flux subtracted in 200 components = 0.0399431 Jy ! Clean residual min=-0.003321 max=0.003834 Jy/beam ! Clean residual mean=0.000005 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.763977 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 59 components and 0.763977 Jy ! Inverting map ! Added new window around map position (4.5, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00379369 Jy ! Component: 100 - total flux cleaned = 0.00636651 Jy ! Component: 150 - total flux cleaned = 0.00845397 Jy ! Component: 200 - total flux cleaned = 0.0101921 Jy ! Total flux subtracted in 200 components = 0.0101921 Jy ! Clean residual min=-0.002920 max=0.002693 Jy/beam ! Clean residual mean=0.000000 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.774169 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.774169 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.598 mas, bmaj=12.89 mas, bpa=-5.789 degrees ! Estimated noise=0.604114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142246 Jy ! Component: 100 - total flux cleaned = 0.00204835 Jy ! Component: 150 - total flux cleaned = 0.00243265 Jy ! Component: 200 - total flux cleaned = 0.0027412 Jy ! Total flux subtracted in 200 components = 0.0027412 Jy ! Clean residual min=-0.002443 max=0.002436 Jy/beam ! Clean residual mean=-0.000002 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.77691 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 = 0.000303305 Jy ! Component: 100 - total flux cleaned = 0.000527766 Jy ! Component: 150 - total flux cleaned = 0.000688514 Jy ! Component: 200 - total flux cleaned = 0.000815733 Jy ! Total flux subtracted in 200 components = 0.000815733 Jy ! Clean residual min=-0.002417 max=0.002378 Jy/beam ! Clean residual mean=-0.000003 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.777726 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 130 components and 0.777726 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.276 mas, bmaj=8.588 mas, bpa=-6.118 degrees ! Estimated noise=0.49822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.75997e-05 Jy ! Component: 100 - total flux cleaned = 1.40818e-05 Jy ! Component: 150 - total flux cleaned = 0.000207097 Jy ! Component: 200 - total flux cleaned = 0.00043271 Jy ! Total flux subtracted in 200 components = 0.00043271 Jy ! Clean residual min=-0.002692 max=0.002453 Jy/beam ! Clean residual mean=-0.000002 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.778158 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 148 components and 0.778158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062738Jy sigma=1.000654 ! Fit after self-cal, rms=0.062726Jy sigma=1.000321 wmodel J0509+0541_S_map.mod ! Writing 148 model components to file: J0509+0541_S_map.mod wobs J0509+0541_S_uvs.fits ! Writing UV FITS file: J0509+0541_S_uvs.fits wwins J0509+0541_S_map.win ! wwins: Wrote 4 windows to J0509+0541_S_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 = -0.000184705 Jy ! Component: 100 - total flux cleaned = 1.82226e-05 Jy ! Component: 150 - total flux cleaned = 0.000282757 Jy ! Component: 200 - total flux cleaned = 0.000606792 Jy ! Component: 250 - total flux cleaned = 0.000915927 Jy ! Component: 300 - total flux cleaned = 0.00118093 Jy ! Component: 350 - total flux cleaned = 0.00134179 Jy ! Component: 400 - total flux cleaned = 0.00155994 Jy ! Component: 450 - total flux cleaned = 0.00183159 Jy ! Component: 500 - total flux cleaned = 0.0021241 Jy ! Component: 550 - total flux cleaned = 0.00229415 Jy ! Component: 600 - total flux cleaned = 0.00243329 Jy ! Component: 650 - total flux cleaned = 0.00259636 Jy ! Component: 700 - total flux cleaned = 0.00270229 Jy ! Component: 750 - total flux cleaned = 0.0028585 Jy ! Component: 800 - total flux cleaned = 0.00303641 Jy ! Component: 850 - total flux cleaned = 0.00320982 Jy ! Component: 900 - total flux cleaned = 0.00333133 Jy ! Component: 950 - total flux cleaned = 0.00340279 Jy ! Component: 1000 - total flux cleaned = 0.00347307 Jy ! Component: 1050 - total flux cleaned = 0.00351921 Jy ! Component: 1100 - total flux cleaned = 0.00360951 Jy ! Component: 1150 - total flux cleaned = 0.00363103 Jy ! Component: 1200 - total flux cleaned = 0.00360889 Jy ! Component: 1250 - total flux cleaned = 0.00363054 Jy ! Component: 1300 - total flux cleaned = 0.00371532 Jy ! Component: 1350 - total flux cleaned = 0.00373589 Jy ! Component: 1400 - total flux cleaned = 0.00379791 Jy ! Component: 1450 - total flux cleaned = 0.00381807 Jy ! Component: 1500 - total flux cleaned = 0.00379774 Jy ! Component: 1550 - total flux cleaned = 0.00379778 Jy ! Component: 1600 - total flux cleaned = 0.00377788 Jy ! Component: 1650 - total flux cleaned = 0.00373931 Jy ! Component: 1700 - total flux cleaned = 0.00375832 Jy ! Component: 1750 - total flux cleaned = 0.00366377 Jy ! Component: 1800 - total flux cleaned = 0.00366384 Jy ! Component: 1850 - total flux cleaned = 0.00362665 Jy ! Component: 1900 - total flux cleaned = 0.00359014 Jy ! Component: 1950 - total flux cleaned = 0.00353591 Jy ! Component: 2000 - total flux cleaned = 0.00350007 Jy ! Component: 2050 - total flux cleaned = 0.00349995 Jy ! Component: 2100 - total flux cleaned = 0.00343019 Jy ! Component: 2150 - total flux cleaned = 0.00344729 Jy ! Component: 2200 - total flux cleaned = 0.00336181 Jy ! Component: 2250 - total flux cleaned = 0.0034635 Jy ! Component: 2300 - total flux cleaned = 0.0033963 Jy ! Component: 2350 - total flux cleaned = 0.0033798 Jy ! Component: 2400 - total flux cleaned = 0.00333056 Jy ! Component: 2450 - total flux cleaned = 0.00336302 Jy ! Component: 2500 - total flux cleaned = 0.00334698 Jy ! Component: 2550 - total flux cleaned = 0.0032832 Jy ! Component: 2600 - total flux cleaned = 0.00331483 Jy ! Component: 2650 - total flux cleaned = 0.00328347 Jy ! Component: 2700 - total flux cleaned = 0.00326788 Jy ! Component: 2750 - total flux cleaned = 0.00331399 Jy ! Component: 2800 - total flux cleaned = 0.00329855 Jy ! Component: 2850 - total flux cleaned = 0.00323794 Jy ! Component: 2900 - total flux cleaned = 0.00326804 Jy ! Component: 2950 - total flux cleaned = 0.00329775 Jy ! Component: 3000 - total flux cleaned = 0.00332732 Jy ! Component: 3050 - total flux cleaned = 0.00328365 Jy ! Component: 3100 - total flux cleaned = 0.00329839 Jy ! Component: 3150 - total flux cleaned = 0.00334163 Jy ! Component: 3200 - total flux cleaned = 0.00328451 Jy ! Component: 3250 - total flux cleaned = 0.00332704 Jy ! Component: 3300 - total flux cleaned = 0.00331312 Jy ! Component: 3350 - total flux cleaned = 0.00334096 Jy ! Component: 3400 - total flux cleaned = 0.00328556 Jy ! Component: 3450 - total flux cleaned = 0.0032993 Jy ! Component: 3500 - total flux cleaned = 0.00329913 Jy ! Component: 3550 - total flux cleaned = 0.0032586 Jy ! Component: 3600 - total flux cleaned = 0.00329896 Jy ! Component: 3650 - total flux cleaned = 0.00328555 Jy ! Component: 3700 - total flux cleaned = 0.00333856 Jy ! Component: 3750 - total flux cleaned = 0.00337799 Jy ! Component: 3800 - total flux cleaned = 0.00332545 Jy ! Component: 3850 - total flux cleaned = 0.00333848 Jy ! Component: 3900 - total flux cleaned = 0.00328691 Jy ! Component: 3950 - total flux cleaned = 0.00337661 Jy ! Component: 4000 - total flux cleaned = 0.00336389 Jy ! Component: 4050 - total flux cleaned = 0.00337661 Jy ! Total flux subtracted in 4096 components = 0.00341446 Jy ! Clean residual min=-0.000726 max=0.000745 Jy/beam ! Clean residual mean=0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.781573 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 413 components and 0.781573 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0509+0541_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.276 x 8.588 at -6.118 degrees (North through East) ! Clean map min=-0.0017069 max=0.68123 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0509+0541_S_map.fits wmodel /vlbi/bp222/maps//J0509+0541_S_map.mod ! Writing 413 model components to file: /vlbi/bp222/maps//J0509+0541_S_map.mod wobs /vlbi/bp222/maps//J0509+0541_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0509+0541_S_uvs.fits wwins /vlbi/bp222/maps//J0509+0541_S_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0509+0541_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.681229 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000225001 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0990862 0.0990862 0.198172 0.396345 0.79269 1.58538 3.17076 6.34152 12.683 25.3661 50.7322 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.681 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3027.67 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0509+0541_S_dfm.log closed on Thu Sep 27 10:49:07 2018