! Started logfile: /vlbi/bp222/maps//J1438+6211_S_dfm.log on Mon Jan 14 16:56:11 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//J1438+6211_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1438+6211_S_uvm.fits ! AN table 1: 91 integrations on 28 of 28 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.962974 visibilities/baseline/integration-bin. ! Found source: J1438+6211 ! ! 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 44 lines of history. ! ! Reading 13004 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 J1438+6211_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 18 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 374 telescope corrections were flagged in sub-array 1. ! A total of 116 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.149120Jy sigma=15.845555 ! Fit after self-cal, rms=0.792186Jy sigma=10.877681 ! 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=2.429 mas, bmaj=5.32 mas, bpa=0.2303 degrees ! Estimated noise=0.877115 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 = 0.209558 Jy ! Component: 100 - total flux cleaned = 0.303262 Jy ! Total flux subtracted in 100 components = 0.303262 Jy ! Clean residual min=-0.049302 max=0.070673 Jy/beam ! Clean residual mean=0.000073 rms=0.013809 Jy/beam ! Combined flux in latest and established models = 0.303262 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.303262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450329Jy sigma=5.606561 ! Fit after self-cal, rms=0.449391Jy sigma=5.592912 ! 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=2.917 mas, bmaj=6.008 mas, bpa=-0.1513 degrees ! Estimated noise=0.529115 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 = 0.129114 Jy ! Component: 100 - total flux cleaned = 0.21019 Jy ! Component: 150 - total flux cleaned = 0.267828 Jy ! Component: 200 - total flux cleaned = 0.309424 Jy ! Total flux subtracted in 200 components = 0.309424 Jy ! Clean residual min=-0.055150 max=0.096732 Jy/beam ! Clean residual mean=0.000034 rms=0.017838 Jy/beam ! Combined flux in latest and established models = 0.612686 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 54 components and 0.612686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.399454Jy sigma=4.974759 ! Fit after self-cal, rms=0.398574Jy sigma=4.956575 ! Inverting map ! Added new window around map position (21, -100.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103308 Jy ! Component: 100 - total flux cleaned = 0.167365 Jy ! Component: 150 - total flux cleaned = 0.213453 Jy ! Component: 200 - total flux cleaned = 0.250955 Jy ! Total flux subtracted in 200 components = 0.250955 Jy ! Clean residual min=-0.044675 max=0.098166 Jy/beam ! Clean residual mean=0.000034 rms=0.015341 Jy/beam ! Combined flux in latest and established models = 0.863642 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 95 components and 0.863642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.364274Jy sigma=4.468564 ! Fit after self-cal, rms=0.354023Jy sigma=4.327698 ! Inverting map ! Added new window around map position (5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0874703 Jy ! Component: 100 - total flux cleaned = 0.143928 Jy ! Component: 150 - total flux cleaned = 0.187158 Jy ! Component: 200 - total flux cleaned = 0.214448 Jy ! Total flux subtracted in 200 components = 0.214448 Jy ! Clean residual min=-0.045869 max=0.077856 Jy/beam ! Clean residual mean=0.000031 rms=0.013046 Jy/beam ! Combined flux in latest and established models = 1.07809 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 138 components and 1.07809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326315Jy sigma=3.880265 ! Fit after self-cal, rms=0.317024Jy sigma=3.776446 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.917 x 6.008 at -0.1513 degrees (North through East) ! Clean map min=-0.04782 max=0.30345 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 1.25 KP 0.84 ! MK 1.08 NL 0.83 OV 1.06 SC 1.40 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.31 FD 0.91 KP 0.81 LA 0.82 ! MK 0.93 NL 0.96 OV 1.03 PT 0.79 ! SC 2.56 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 HN 1.49 KP 0.84 ! MK 1.03 NL 0.69 OV 1.08 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.30 FD 0.90 KP 0.80 LA 0.70 ! MK 0.90 NL 1.86 OV 1.07 PT 0.80 ! SC 2.98 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.87 HN 1.34 KP 0.88 ! MK 1.00 NL 0.89 OV 1.18 SC 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 FD 0.85 KP 0.81 LA 1.06 ! MK 0.89 NL 1.16 OV 1.18 PT 0.79 ! SC 1.97 ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1780.15 HN 1.02 KP 1.00* ! MK 20.37 NL 1.00* OV 1.31 SC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 7.50 KP 1.00* LA 4.04 ! MK 1.00* NL 1.00* OV 1.97 PT 0.85 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.317024Jy sigma=3.776446 ! Fit after self-cal, rms=0.308877Jy sigma=3.306748 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.09 mas, bmaj=6.285 mas, bpa=0.005601 degrees ! Estimated noise=0.560002 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 (-19.5, 103). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0335772 Jy ! Component: 100 - total flux cleaned = 0.0494963 Jy ! Component: 150 - total flux cleaned = 0.0570366 Jy ! Component: 200 - total flux cleaned = 0.0612929 Jy ! Total flux subtracted in 200 components = 0.0612929 Jy ! Clean residual min=-0.037319 max=0.045466 Jy/beam ! Clean residual mean=0.000015 rms=0.010402 Jy/beam ! Combined flux in latest and established models = 1.13938 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 165 components and 1.13938 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293629Jy sigma=3.036406 ! Fit after self-cal, rms=0.293008Jy sigma=2.969308 ! 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=0.293008Jy sigma=2.969308 ! Fit after self-cal, rms=0.288014Jy sigma=2.818055 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.119 mas, bmaj=6.17 mas, bpa=1.225 degrees ! Estimated noise=0.555666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212958 Jy ! Component: 100 - total flux cleaned = 0.0300942 Jy ! Component: 150 - total flux cleaned = 0.0351091 Jy ! Component: 200 - total flux cleaned = 0.0386522 Jy ! Total flux subtracted in 200 components = 0.0386522 Jy ! Clean residual min=-0.035343 max=0.040552 Jy/beam ! Clean residual mean=0.000020 rms=0.009207 Jy/beam ! Combined flux in latest and established models = 1.17804 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 182 components and 1.17804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277739Jy sigma=2.655762 ! Fit after self-cal, rms=0.274905Jy sigma=2.600820 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 (26.5, -103). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220328 Jy ! Component: 100 - total flux cleaned = 0.0220948 Jy ! Component: 150 - total flux cleaned = 0.0264826 Jy ! Component: 200 - total flux cleaned = 0.0304397 Jy ! Total flux subtracted in 200 components = 0.0304397 Jy ! Clean residual min=-0.030856 max=0.037823 Jy/beam ! Clean residual mean=0.000024 rms=0.008216 Jy/beam ! Combined flux in latest and established models = 1.20848 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 195 components and 1.20848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261317Jy sigma=2.402213 ! Fit after self-cal, rms=0.255302Jy sigma=2.345676 ! Inverting map ! Added new window around map position (-3, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0330812 Jy ! Component: 100 - total flux cleaned = 0.0453653 Jy ! Component: 150 - total flux cleaned = 0.0511455 Jy ! Component: 200 - total flux cleaned = 0.0521797 Jy ! Total flux subtracted in 200 components = 0.0521797 Jy ! Clean residual min=-0.027555 max=0.029437 Jy/beam ! Clean residual mean=0.000021 rms=0.007103 Jy/beam ! Combined flux in latest and established models = 1.26066 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 211 components and 1.26066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240333Jy sigma=2.123745 ! Fit after self-cal, rms=0.234845Jy sigma=2.079922 ! 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=0.234845Jy sigma=2.079922 ! Fit after self-cal, rms=0.174691Jy sigma=1.906581 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.113 mas, bmaj=6.225 mas, bpa=0.7816 degrees ! Estimated noise=0.527817 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0079382 Jy ! Component: 100 - total flux cleaned = 0.0142812 Jy ! Component: 150 - total flux cleaned = 0.0179912 Jy ! Component: 200 - total flux cleaned = 0.0229514 Jy ! Total flux subtracted in 200 components = 0.0229514 Jy ! Clean residual min=-0.019646 max=0.021738 Jy/beam ! Clean residual mean=-0.000006 rms=0.005147 Jy/beam ! Combined flux in latest and established models = 1.28361 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 224 components and 1.28361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161546Jy sigma=1.714619 ! Fit after self-cal, rms=0.157803Jy sigma=1.681442 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 = 0.00354227 Jy ! Component: 100 - total flux cleaned = 0.0043953 Jy ! Component: 150 - total flux cleaned = 0.00676993 Jy ! Component: 200 - total flux cleaned = 0.00890781 Jy ! Total flux subtracted in 200 components = 0.00890781 Jy ! Clean residual min=-0.016616 max=0.019770 Jy/beam ! Clean residual mean=-0.000003 rms=0.004487 Jy/beam ! Combined flux in latest and established models = 1.29251 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 233 components and 1.29251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147857Jy sigma=1.541904 ! Fit after self-cal, rms=0.144973Jy sigma=1.519166 ! Inverting map ! Added new window around map position (32, 16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00800039 Jy ! Component: 100 - total flux cleaned = 0.0118589 Jy ! Component: 150 - total flux cleaned = 0.0139766 Jy ! Component: 200 - total flux cleaned = 0.0158907 Jy ! Total flux subtracted in 200 components = 0.0158907 Jy ! Clean residual min=-0.014999 max=0.016097 Jy/beam ! Clean residual mean=-0.000002 rms=0.003944 Jy/beam ! Combined flux in latest and established models = 1.3084 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 253 components and 1.3084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136568Jy sigma=1.403379 ! Fit after self-cal, rms=0.134442Jy sigma=1.390514 ! 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=0.134442Jy sigma=1.390514 ! Fit after self-cal, rms=0.123405Jy sigma=1.333273 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.541 mas, bmaj=8.936 mas, bpa=5.758 degrees ! Estimated noise=0.647702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0189314 Jy ! Component: 100 - total flux cleaned = 0.021486 Jy ! Component: 150 - total flux cleaned = 0.0236417 Jy ! Component: 200 - total flux cleaned = 0.0259973 Jy ! Total flux subtracted in 200 components = 0.0259973 Jy ! Clean residual min=-0.014182 max=0.014183 Jy/beam ! Clean residual mean=-0.000010 rms=0.003745 Jy/beam ! Combined flux in latest and established models = 1.3344 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 281 components and 1.3344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119323Jy sigma=1.246528 ! Fit after self-cal, rms=0.118862Jy sigma=1.238889 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 = 0.00107172 Jy ! Component: 100 - total flux cleaned = 0.00149915 Jy ! Component: 150 - total flux cleaned = 0.0018976 Jy ! Component: 200 - total flux cleaned = 0.00265929 Jy ! Total flux subtracted in 200 components = 0.00265929 Jy ! Clean residual min=-0.012494 max=0.012170 Jy/beam ! Clean residual mean=-0.000006 rms=0.003303 Jy/beam ! Combined flux in latest and established models = 1.33706 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 293 components and 1.33706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116431Jy sigma=1.190341 ! Fit after self-cal, rms=0.115790Jy sigma=1.185530 ! 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=3.077 mas, bmaj=6.182 mas, bpa=1.429 degrees ! Estimated noise=0.503701 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.077 x 6.182 at 1.429 degrees (North through East) ! Clean map min=-0.014708 max=0.22289 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=2.555 mas, bmaj=5.448 mas, bpa=2.049 degrees ! Estimated noise=0.873508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.215818 Jy ! Component: 100 - total flux cleaned = 0.358802 Jy ! Component: 150 - total flux cleaned = 0.471204 Jy ! Component: 200 - total flux cleaned = 0.562692 Jy ! Total flux subtracted in 200 components = 0.562692 Jy ! Clean residual min=-0.036667 max=0.055352 Jy/beam ! Clean residual mean=0.000092 rms=0.009250 Jy/beam ! Combined flux in latest and established models = 0.562692 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 40 model components to the UV plane model. ! The established model now contains 40 components and 0.562692 Jy ! Inverting map and beam ! Estimated beam: bmin=3.077 mas, bmaj=6.182 mas, bpa=1.429 degrees ! Estimated noise=0.503701 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 = 0.12233 Jy ! Component: 100 - total flux cleaned = 0.215124 Jy ! Component: 150 - total flux cleaned = 0.289968 Jy ! Component: 200 - total flux cleaned = 0.35184 Jy ! Total flux subtracted in 200 components = 0.35184 Jy ! Clean residual min=-0.022435 max=0.037530 Jy/beam ! Clean residual mean=0.000063 rms=0.007725 Jy/beam ! Combined flux in latest and established models = 0.914533 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 90 components and 0.914533 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0521361 Jy ! Component: 100 - total flux cleaned = 0.0965843 Jy ! Component: 150 - total flux cleaned = 0.134943 Jy ! Component: 200 - total flux cleaned = 0.168341 Jy ! Total flux subtracted in 200 components = 0.168341 Jy ! Clean residual min=-0.016003 max=0.021338 Jy/beam ! Clean residual mean=0.000036 rms=0.005065 Jy/beam ! Combined flux in latest and established models = 1.08287 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 144 components and 1.08287 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=6.541 mas, bmaj=8.936 mas, bpa=5.758 degrees ! Estimated noise=0.647702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0586879 Jy ! Component: 100 - total flux cleaned = 0.0994497 Jy ! Component: 150 - total flux cleaned = 0.130563 Jy ! Component: 200 - total flux cleaned = 0.15256 Jy ! Total flux subtracted in 200 components = 0.15256 Jy ! Clean residual min=-0.016527 max=0.016631 Jy/beam ! Clean residual mean=0.000024 rms=0.005066 Jy/beam ! Combined flux in latest and established models = 1.23543 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 = 0.0156807 Jy ! Component: 100 - total flux cleaned = 0.0289908 Jy ! Component: 150 - total flux cleaned = 0.0410567 Jy ! Component: 200 - total flux cleaned = 0.0516523 Jy ! Total flux subtracted in 200 components = 0.0516523 Jy ! Clean residual min=-0.011615 max=0.012112 Jy/beam ! Clean residual mean=0.000006 rms=0.003684 Jy/beam ! Combined flux in latest and established models = 1.28709 Jy ! Adding 138 model components to the UV plane model. ! The established model now contains 263 components and 1.28709 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.077 mas, bmaj=6.182 mas, bpa=1.429 degrees ! Estimated noise=0.503701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133277 Jy ! Component: 100 - total flux cleaned = 0.0212426 Jy ! Component: 150 - total flux cleaned = 0.0281312 Jy ! Component: 200 - total flux cleaned = 0.0334219 Jy ! Total flux subtracted in 200 components = 0.0334219 Jy ! Clean residual min=-0.009378 max=0.009707 Jy/beam ! Clean residual mean=0.000000 rms=0.002467 Jy/beam ! Combined flux in latest and established models = 1.32051 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 289 components and 1.32051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111007Jy sigma=1.109629 ! Fit after self-cal, rms=0.103223Jy sigma=1.014846 wmodel J1438+6211_S_map.mod ! Writing 289 model components to file: J1438+6211_S_map.mod wobs J1438+6211_S_uvs.fits ! Writing UV FITS file: J1438+6211_S_uvs.fits wwins J1438+6211_S_map.win ! wwins: Wrote 7 windows to J1438+6211_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 = 0.0011193 Jy ! Component: 100 - total flux cleaned = 0.0030705 Jy ! Component: 150 - total flux cleaned = 0.00541324 Jy ! Component: 200 - total flux cleaned = 0.00678613 Jy ! Component: 250 - total flux cleaned = 0.00809097 Jy ! Component: 300 - total flux cleaned = 0.00871723 Jy ! Component: 350 - total flux cleaned = 0.00932593 Jy ! Component: 400 - total flux cleaned = 0.0101526 Jy ! Component: 450 - total flux cleaned = 0.0107271 Jy ! Component: 500 - total flux cleaned = 0.0114014 Jy ! Component: 550 - total flux cleaned = 0.0119534 Jy ! Component: 600 - total flux cleaned = 0.0128136 Jy ! Component: 650 - total flux cleaned = 0.0132341 Jy ! Component: 700 - total flux cleaned = 0.0138552 Jy ! Component: 750 - total flux cleaned = 0.0138547 Jy ! Component: 800 - total flux cleaned = 0.0142558 Jy ! Component: 850 - total flux cleaned = 0.0147469 Jy ! Component: 900 - total flux cleaned = 0.0146521 Jy ! Component: 950 - total flux cleaned = 0.0151272 Jy ! Component: 1000 - total flux cleaned = 0.0153153 Jy ! Component: 1050 - total flux cleaned = 0.0158684 Jy ! Component: 1100 - total flux cleaned = 0.0158698 Jy ! Component: 1150 - total flux cleaned = 0.0165833 Jy ! Component: 1200 - total flux cleaned = 0.0164964 Jy ! Component: 1250 - total flux cleaned = 0.016931 Jy ! Component: 1300 - total flux cleaned = 0.0172739 Jy ! Component: 1350 - total flux cleaned = 0.0172742 Jy ! Component: 1400 - total flux cleaned = 0.0178572 Jy ! Component: 1450 - total flux cleaned = 0.0178578 Jy ! Component: 1500 - total flux cleaned = 0.0183459 Jy ! Component: 1550 - total flux cleaned = 0.0185868 Jy ! Component: 1600 - total flux cleaned = 0.0185888 Jy ! Component: 1650 - total flux cleaned = 0.0193696 Jy ! Component: 1700 - total flux cleaned = 0.0194492 Jy ! Component: 1750 - total flux cleaned = 0.0199068 Jy ! Component: 1800 - total flux cleaned = 0.0201335 Jy ! Component: 1850 - total flux cleaned = 0.0202831 Jy ! Component: 1900 - total flux cleaned = 0.0207239 Jy ! Component: 1950 - total flux cleaned = 0.0208683 Jy ! Component: 2000 - total flux cleaned = 0.0209403 Jy ! Component: 2050 - total flux cleaned = 0.0212245 Jy ! Component: 2100 - total flux cleaned = 0.0212247 Jy ! Component: 2150 - total flux cleaned = 0.0213644 Jy ! Component: 2200 - total flux cleaned = 0.0216375 Jy ! Component: 2250 - total flux cleaned = 0.0216375 Jy ! Component: 2300 - total flux cleaned = 0.021771 Jy ! Component: 2350 - total flux cleaned = 0.0218364 Jy ! Component: 2400 - total flux cleaned = 0.0217048 Jy ! Component: 2450 - total flux cleaned = 0.0219645 Jy ! Component: 2500 - total flux cleaned = 0.0218362 Jy ! Component: 2550 - total flux cleaned = 0.021837 Jy ! Component: 2600 - total flux cleaned = 0.0216483 Jy ! Component: 2650 - total flux cleaned = 0.0218989 Jy ! Component: 2700 - total flux cleaned = 0.0218365 Jy ! Component: 2750 - total flux cleaned = 0.0218972 Jy ! Component: 2800 - total flux cleaned = 0.0220784 Jy ! Component: 2850 - total flux cleaned = 0.0220175 Jy ! Component: 2900 - total flux cleaned = 0.021601 Jy ! Component: 2950 - total flux cleaned = 0.0217189 Jy ! Component: 3000 - total flux cleaned = 0.0216021 Jy ! Component: 3050 - total flux cleaned = 0.0214286 Jy ! Component: 3100 - total flux cleaned = 0.0214292 Jy ! Component: 3150 - total flux cleaned = 0.0214854 Jy ! Component: 3200 - total flux cleaned = 0.0215969 Jy ! Component: 3250 - total flux cleaned = 0.0212082 Jy ! Component: 3300 - total flux cleaned = 0.0215389 Jy ! Component: 3350 - total flux cleaned = 0.0213754 Jy ! Component: 3400 - total flux cleaned = 0.0214299 Jy ! Component: 3450 - total flux cleaned = 0.0216988 Jy ! Component: 3500 - total flux cleaned = 0.0215923 Jy ! Component: 3550 - total flux cleaned = 0.0220133 Jy ! Component: 3600 - total flux cleaned = 0.0216475 Jy ! Component: 3650 - total flux cleaned = 0.0218036 Jy ! Component: 3700 - total flux cleaned = 0.0217009 Jy ! Component: 3750 - total flux cleaned = 0.0218535 Jy ! Component: 3800 - total flux cleaned = 0.0219035 Jy ! Component: 3850 - total flux cleaned = 0.0221542 Jy ! Component: 3900 - total flux cleaned = 0.0222039 Jy ! Component: 3950 - total flux cleaned = 0.0223019 Jy ! Component: 4000 - total flux cleaned = 0.0223994 Jy ! Component: 4050 - total flux cleaned = 0.0224487 Jy ! Total flux subtracted in 4096 components = 0.0226407 Jy ! Clean residual min=-0.002397 max=0.002988 Jy/beam ! Clean residual mean=0.000001 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 1.34315 Jy keep ! Adding 344 model components to the UV plane model. ! The established model now contains 628 components and 1.34315 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1438+6211_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.077 x 6.182 at 1.429 degrees (North through East) ! Clean map min=-0.010582 max=0.23261 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1438+6211_S_map.fits wmodel /vlbi/bp222/maps//J1438+6211_S_map.mod ! Writing 628 model components to file: /vlbi/bp222/maps//J1438+6211_S_map.mod wobs /vlbi/bp222/maps//J1438+6211_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1438+6211_S_uvs.fits wwins /vlbi/bp222/maps//J1438+6211_S_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/maps//J1438+6211_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.232613 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000900023 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.16076 1.16076 2.32151 4.64302 9.28605 18.5721 37.1442 74.2884 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.232 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 258.452 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1438+6211_S_dfm.log closed on Mon Jan 14 16:56:17 2019