! Started logfile: /vlbi/bp222/maps//J0228+6721_S_dfm.log on Mon Jan 14 16:21:05 2019 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//J0228+6721_S_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0228+6721_S_uva.fits ! AN table 1: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.955357 visibilities/baseline/integration-bin. ! Found source: J0228+6721 ! ! 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 1712 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 J0228+6721_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.423160Jy sigma=16.884960 ! Fit after self-cal, rms=0.397398Jy sigma=4.573058 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.342 mas, bmaj=19.49 mas, bpa=-60.99 degrees ! Estimated noise=2.37704 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 = 0.601801 Jy ! Component: 100 - total flux cleaned = 0.758152 Jy ! Total flux subtracted in 100 components = 0.758152 Jy ! Clean residual min=-0.057336 max=0.088679 Jy/beam ! Clean residual mean=-0.000015 rms=0.020766 Jy/beam ! Combined flux in latest and established models = 0.758152 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.758152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.393530Jy sigma=3.801177 ! Fit after self-cal, rms=0.393538Jy sigma=3.798897 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.235 mas, bmaj=18.07 mas, bpa=-59.57 degrees ! Estimated noise=1.6692 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 = 0.114032 Jy ! Component: 100 - total flux cleaned = 0.167124 Jy ! Component: 150 - total flux cleaned = 0.182978 Jy ! Component: 200 - total flux cleaned = 0.189271 Jy ! Total flux subtracted in 200 components = 0.189271 Jy ! Clean residual min=-0.050222 max=0.056139 Jy/beam ! Clean residual mean=0.000607 rms=0.014221 Jy/beam ! Combined flux in latest and established models = 0.947423 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.947423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345234Jy sigma=3.461928 ! Fit after self-cal, rms=0.344922Jy sigma=3.458007 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.235 x 18.07 at -59.57 degrees (North through East) ! Clean map min=-0.050659 max=0.74964 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 KP 0.93 LA 0.88 ! NL 0.98 OV 0.94 PT 0.92 SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 KP 0.82 LA 0.56 ! NL 1.08 OV 0.94 PT 0.92 SC 0.81 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 KP 0.92 LA 1.83 ! NL 1.04 OV 0.96 PT 0.93 SC 1.11 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 8.98 KP 1.00* LA 2.18 ! NL 1.00* OV 2.09 PT 0.90 SC 1.00* ! ! ! Fit before self-cal, rms=0.344922Jy sigma=3.458007 ! Fit after self-cal, rms=0.094838Jy sigma=1.064999 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.263 mas, bmaj=17.82 mas, bpa=-59.58 degrees ! Estimated noise=1.63981 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 = 0.0106876 Jy ! Component: 100 - total flux cleaned = 0.012213 Jy ! Component: 150 - total flux cleaned = 0.0130741 Jy ! Component: 200 - total flux cleaned = 0.0138499 Jy ! Total flux subtracted in 200 components = 0.0138499 Jy ! Clean residual min=-0.015091 max=0.019801 Jy/beam ! Clean residual mean=-0.000023 rms=0.004733 Jy/beam ! Combined flux in latest and established models = 0.961273 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 61 components and 0.961273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089062Jy sigma=0.980576 ! Fit after self-cal, rms=0.089036Jy sigma=0.973859 ! 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=0.089036Jy sigma=0.973859 ! Fit after self-cal, rms=0.089073Jy sigma=0.971743 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.271 mas, bmaj=17.81 mas, bpa=-59.56 degrees ! Estimated noise=1.63594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155091 Jy ! Component: 100 - total flux cleaned = 0.00188607 Jy ! Component: 150 - total flux cleaned = 0.00187228 Jy ! Component: 200 - total flux cleaned = 0.00134954 Jy ! Total flux subtracted in 200 components = 0.00134954 Jy ! Clean residual min=-0.010512 max=0.016745 Jy/beam ! Clean residual mean=-0.000044 rms=0.003952 Jy/beam ! Combined flux in latest and established models = 0.962622 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 85 components and 0.962623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087258Jy sigma=0.943692 ! Fit after self-cal, rms=0.087032Jy sigma=0.941750 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 = -0.000589867 Jy ! Component: 100 - total flux cleaned = -0.000817393 Jy ! Component: 150 - total flux cleaned = -0.00102154 Jy ! Component: 200 - total flux cleaned = -0.000821449 Jy ! Total flux subtracted in 200 components = -0.000821449 Jy ! Clean residual min=-0.009024 max=0.015315 Jy/beam ! Clean residual mean=-0.000049 rms=0.003519 Jy/beam ! Combined flux in latest and established models = 0.961801 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 111 components and 0.961801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086068Jy sigma=0.926619 ! Fit after self-cal, rms=0.085938Jy sigma=0.925577 ! Inverting map ! Added new window around map position (-106.5, 87.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136991 Jy ! Component: 100 - total flux cleaned = 0.0143948 Jy ! Component: 150 - total flux cleaned = 0.0158399 Jy ! Component: 200 - total flux cleaned = 0.0176484 Jy ! Total flux subtracted in 200 components = 0.0176484 Jy ! Clean residual min=-0.007715 max=0.007608 Jy/beam ! Clean residual mean=-0.000062 rms=0.002216 Jy/beam ! Combined flux in latest and established models = 0.97945 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 148 components and 0.97945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083231Jy sigma=0.887700 ! Fit after self-cal, rms=0.083136Jy sigma=0.887102 ! 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=0.083136Jy sigma=0.887102 ! Fit after self-cal, rms=0.082988Jy sigma=0.885954 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.276 mas, bmaj=17.82 mas, bpa=-59.55 degrees ! Estimated noise=1.6321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355437 Jy ! Component: 100 - total flux cleaned = 0.00511063 Jy ! Component: 150 - total flux cleaned = 0.00566071 Jy ! Component: 200 - total flux cleaned = 0.00628386 Jy ! Total flux subtracted in 200 components = 0.00628386 Jy ! Clean residual min=-0.006575 max=0.006727 Jy/beam ! Clean residual mean=-0.000052 rms=0.001864 Jy/beam ! Combined flux in latest and established models = 0.985734 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 171 components and 0.985734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082467Jy sigma=0.879730 ! Fit after self-cal, rms=0.082437Jy sigma=0.879653 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 = 0.0011756 Jy ! Component: 100 - total flux cleaned = 0.0016044 Jy ! Component: 150 - total flux cleaned = 0.00220657 Jy ! Component: 200 - total flux cleaned = 0.00248923 Jy ! Total flux subtracted in 200 components = 0.00248923 Jy ! Clean residual min=-0.006338 max=0.006255 Jy/beam ! Clean residual mean=-0.000048 rms=0.001722 Jy/beam ! Combined flux in latest and established models = 0.988223 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 189 components and 0.988223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082197Jy sigma=0.876716 ! Fit after self-cal, rms=0.082185Jy sigma=0.876682 ! 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=0.082185Jy sigma=0.876682 ! Fit after self-cal, rms=0.082186Jy sigma=0.876475 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.02 mas, bmaj=20.76 mas, bpa=-46.89 degrees ! Estimated noise=1.78713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181671 Jy ! Component: 100 - total flux cleaned = 0.00299308 Jy ! Component: 150 - total flux cleaned = 0.0033007 Jy ! Component: 200 - total flux cleaned = 0.00358892 Jy ! Total flux subtracted in 200 components = 0.00358892 Jy ! Clean residual min=-0.005918 max=0.007446 Jy/beam ! Clean residual mean=-0.000056 rms=0.001956 Jy/beam ! Combined flux in latest and established models = 0.991812 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 211 components and 0.991812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082065Jy sigma=0.875003 ! Fit after self-cal, rms=0.082056Jy sigma=0.874930 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 = 0.000222196 Jy ! Component: 100 - total flux cleaned = 0.000358052 Jy ! Component: 150 - total flux cleaned = 0.000484113 Jy ! Component: 200 - total flux cleaned = 0.000604498 Jy ! Total flux subtracted in 200 components = 0.000604498 Jy ! Clean residual min=-0.005917 max=0.007087 Jy/beam ! Clean residual mean=-0.000052 rms=0.001876 Jy/beam ! Combined flux in latest and established models = 0.992416 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 224 components and 0.992416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081991Jy sigma=0.873991 ! Fit after self-cal, rms=0.081985Jy sigma=0.873916 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=4.279 mas, bmaj=17.83 mas, bpa=-59.55 degrees ! Estimated noise=1.63168 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.279 x 17.83 at -59.55 degrees (North through East) ! Clean map min=-0.027557 max=0.7371 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=0.081985Jy sigma=0.873916 ! Fit after self-cal, rms=0.073766Jy sigma=0.764650 ! Inverting map and beam ! Estimated beam: bmin=4.277 mas, bmaj=17.83 mas, bpa=-59.55 degrees ! Estimated noise=1.63105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000975447 Jy ! Component: 100 - total flux cleaned = 0.00113467 Jy ! Component: 150 - total flux cleaned = 0.00120727 Jy ! Component: 200 - total flux cleaned = 0.0011374 Jy ! Total flux subtracted in 200 components = 0.0011374 Jy ! Clean residual min=-0.006001 max=0.005292 Jy/beam ! Clean residual mean=-0.000028 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 0.993554 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 245 components and 0.993554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073589Jy sigma=0.762878 ! Fit after self-cal, rms=0.073592Jy sigma=0.762832 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.11342e-05 Jy ! Component: 100 - total flux cleaned = 1.84214e-05 Jy ! Component: 150 - total flux cleaned = -4.10536e-05 Jy ! Component: 200 - total flux cleaned = 1.73299e-05 Jy ! Total flux subtracted in 200 components = 1.73299e-05 Jy ! Clean residual min=-0.005877 max=0.005030 Jy/beam ! Clean residual mean=-0.000028 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.993571 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 256 components and 0.993571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073491Jy sigma=0.761806 ! Fit after self-cal, rms=0.073497Jy sigma=0.761762 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073497Jy sigma=0.761762 ! Fit after self-cal, rms=0.073535Jy sigma=0.761640 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.396 mas, bmaj=19.31 mas, bpa=-60.93 degrees ! Estimated noise=2.3475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.595484 Jy ! Component: 100 - total flux cleaned = 0.746565 Jy ! Component: 150 - total flux cleaned = 0.82948 Jy ! Component: 200 - total flux cleaned = 0.878913 Jy ! Total flux subtracted in 200 components = 0.878913 Jy ! Clean residual min=-0.029851 max=0.040529 Jy/beam ! Clean residual mean=-0.000125 rms=0.009643 Jy/beam ! Combined flux in latest and established models = 0.878913 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.878913 Jy ! Inverting map and beam ! Estimated beam: bmin=4.277 mas, bmaj=17.83 mas, bpa=-59.55 degrees ! Estimated noise=1.6305 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 = 0.0467943 Jy ! Component: 100 - total flux cleaned = 0.0688606 Jy ! Component: 150 - total flux cleaned = 0.0819563 Jy ! Component: 200 - total flux cleaned = 0.0917084 Jy ! Total flux subtracted in 200 components = 0.0917084 Jy ! Clean residual min=-0.017094 max=0.015920 Jy/beam ! Clean residual mean=-0.000092 rms=0.005302 Jy/beam ! Combined flux in latest and established models = 0.970621 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 72 components and 0.970621 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=9.017 mas, bmaj=20.75 mas, bpa=-46.93 degrees ! Estimated noise=1.78642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123836 Jy ! Component: 100 - total flux cleaned = 0.0189615 Jy ! Component: 150 - total flux cleaned = 0.0217348 Jy ! Component: 200 - total flux cleaned = 0.0237142 Jy ! Total flux subtracted in 200 components = 0.0237142 Jy ! Clean residual min=-0.010894 max=0.013638 Jy/beam ! Clean residual mean=-0.000060 rms=0.003871 Jy/beam ! Combined flux in latest and established models = 0.994335 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 = 0.0010294 Jy ! Component: 100 - total flux cleaned = 0.00195109 Jy ! Component: 150 - total flux cleaned = 0.00222429 Jy ! Component: 200 - total flux cleaned = 0.00247014 Jy ! Total flux subtracted in 200 components = 0.00247014 Jy ! Clean residual min=-0.007999 max=0.011556 Jy/beam ! Clean residual mean=-0.000042 rms=0.002983 Jy/beam ! Combined flux in latest and established models = 0.996805 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 139 components and 0.996805 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.277 mas, bmaj=17.83 mas, bpa=-59.55 degrees ! Estimated noise=1.6305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000483547 Jy ! Component: 100 - total flux cleaned = 9.84719e-05 Jy ! Component: 150 - total flux cleaned = 0.000100166 Jy ! Component: 200 - total flux cleaned = 0.000349255 Jy ! Total flux subtracted in 200 components = 0.000349255 Jy ! Clean residual min=-0.007082 max=0.008849 Jy/beam ! Clean residual mean=-0.000022 rms=0.002407 Jy/beam ! Combined flux in latest and established models = 0.997154 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 166 components and 0.997154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075547Jy sigma=0.789878 ! Fit after self-cal, rms=0.075234Jy sigma=0.784531 wmodel J0228+6721_S_map.mod ! Writing 166 model components to file: J0228+6721_S_map.mod wobs J0228+6721_S_uvs.fits ! Writing UV FITS file: J0228+6721_S_uvs.fits wwins J0228+6721_S_map.win ! wwins: Wrote 2 windows to J0228+6721_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 = 0.00149116 Jy ! Component: 100 - total flux cleaned = 0.00114098 Jy ! Component: 150 - total flux cleaned = 0.000701487 Jy ! Component: 200 - total flux cleaned = 0.000599899 Jy ! Component: 250 - total flux cleaned = 2.81701e-05 Jy ! Component: 300 - total flux cleaned = -0.000503019 Jy ! Component: 350 - total flux cleaned = -0.00134145 Jy ! Component: 400 - total flux cleaned = -0.00197727 Jy ! Component: 450 - total flux cleaned = -0.00250306 Jy ! Component: 500 - total flux cleaned = -0.00307177 Jy ! Component: 550 - total flux cleaned = -0.00347768 Jy ! Component: 600 - total flux cleaned = -0.00392834 Jy ! Component: 650 - total flux cleaned = -0.00441667 Jy ! Component: 700 - total flux cleaned = -0.00476254 Jy ! Component: 750 - total flux cleaned = -0.00503762 Jy ! Component: 800 - total flux cleaned = -0.00530301 Jy ! Component: 850 - total flux cleaned = -0.00555645 Jy ! Component: 900 - total flux cleaned = -0.00574995 Jy ! Component: 950 - total flux cleaned = -0.00607445 Jy ! Component: 1000 - total flux cleaned = -0.00643241 Jy ! Component: 1050 - total flux cleaned = -0.00673777 Jy ! Component: 1100 - total flux cleaned = -0.0071622 Jy ! Component: 1150 - total flux cleaned = -0.0074516 Jy ! Component: 1200 - total flux cleaned = -0.00781348 Jy ! Component: 1250 - total flux cleaned = -0.00812621 Jy ! Component: 1300 - total flux cleaned = -0.00839329 Jy ! Component: 1350 - total flux cleaned = -0.00872885 Jy ! Component: 1400 - total flux cleaned = -0.00905679 Jy ! Component: 1450 - total flux cleaned = -0.00937759 Jy ! Component: 1500 - total flux cleaned = -0.00965685 Jy ! Component: 1550 - total flux cleaned = -0.00996498 Jy ! Component: 1600 - total flux cleaned = -0.0102675 Jy ! Component: 1650 - total flux cleaned = -0.0105971 Jy ! Component: 1700 - total flux cleaned = -0.0108876 Jy ! Component: 1750 - total flux cleaned = -0.0111096 Jy ! Component: 1800 - total flux cleaned = -0.01136 Jy ! Component: 1850 - total flux cleaned = -0.0115141 Jy ! Component: 1900 - total flux cleaned = -0.0116968 Jy ! Component: 1950 - total flux cleaned = -0.0117868 Jy ! Component: 2000 - total flux cleaned = -0.0118461 Jy ! Component: 2050 - total flux cleaned = -0.011992 Jy ! Component: 2100 - total flux cleaned = -0.0120787 Jy ! Component: 2150 - total flux cleaned = -0.0121644 Jy ! Component: 2200 - total flux cleaned = -0.0123615 Jy ! Component: 2250 - total flux cleaned = -0.0125005 Jy ! Component: 2300 - total flux cleaned = -0.0125829 Jy ! Component: 2350 - total flux cleaned = -0.0126101 Jy ! Component: 2400 - total flux cleaned = -0.0126644 Jy ! Component: 2450 - total flux cleaned = -0.0128253 Jy ! Component: 2500 - total flux cleaned = -0.0129848 Jy ! Component: 2550 - total flux cleaned = -0.0130642 Jy ! Component: 2600 - total flux cleaned = -0.0131952 Jy ! Component: 2650 - total flux cleaned = -0.0133256 Jy ! Component: 2700 - total flux cleaned = -0.0135067 Jy ! Component: 2750 - total flux cleaned = -0.0136099 Jy ! Component: 2800 - total flux cleaned = -0.0137126 Jy ! Component: 2850 - total flux cleaned = -0.0138911 Jy ! Component: 2900 - total flux cleaned = -0.0140437 Jy ! Component: 2950 - total flux cleaned = -0.0141703 Jy ! Component: 3000 - total flux cleaned = -0.0143217 Jy ! Component: 3050 - total flux cleaned = -0.0144475 Jy ! Component: 3100 - total flux cleaned = -0.0146234 Jy ! Component: 3150 - total flux cleaned = -0.0147238 Jy ! Component: 3200 - total flux cleaned = -0.0148239 Jy ! Component: 3250 - total flux cleaned = -0.0149741 Jy ! Component: 3300 - total flux cleaned = -0.0150743 Jy ! Component: 3350 - total flux cleaned = -0.0151746 Jy ! Component: 3400 - total flux cleaned = -0.015275 Jy ! Component: 3450 - total flux cleaned = -0.0154256 Jy ! Component: 3500 - total flux cleaned = -0.0155262 Jy ! Component: 3550 - total flux cleaned = -0.0156521 Jy ! Component: 3600 - total flux cleaned = -0.0157278 Jy ! Component: 3650 - total flux cleaned = -0.0159048 Jy ! Component: 3700 - total flux cleaned = -0.0160319 Jy ! Component: 3750 - total flux cleaned = -0.016134 Jy ! Component: 3800 - total flux cleaned = -0.0162106 Jy ! Component: 3850 - total flux cleaned = -0.0162877 Jy ! Component: 3900 - total flux cleaned = -0.0163651 Jy ! Component: 3950 - total flux cleaned = -0.0164171 Jy ! Component: 4000 - total flux cleaned = -0.0164953 Jy ! Component: 4050 - total flux cleaned = -0.0166265 Jy ! Total flux subtracted in 4096 components = -0.0166793 Jy ! Clean residual min=-0.001774 max=0.001610 Jy/beam ! Clean residual mean=-0.000010 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.980475 Jy keep ! Adding 264 model components to the UV plane model. ! The established model now contains 430 components and 0.980475 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0228+6721_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.277 x 17.83 at -59.55 degrees (North through East) ! Clean map min=-0.022815 max=0.73756 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0228+6721_S_map.fits wmodel /vlbi/bp222/maps//J0228+6721_S_map.mod ! Writing 430 model components to file: /vlbi/bp222/maps//J0228+6721_S_map.mod wobs /vlbi/bp222/maps//J0228+6721_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0228+6721_S_uvs.fits wwins /vlbi/bp222/maps//J0228+6721_S_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J0228+6721_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.737564 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00047627 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.19372 0.19372 0.38744 0.77488 1.54976 3.09952 6.19904 12.3981 24.7962 49.5924 99.1847 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.737 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1548.62 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0228+6721_S_dfm.log closed on Mon Jan 14 16:21:10 2019