! Started logfile: /vlbi/uf001/uva//J0431+2037_S_dfm.log on Sun Jan 13 22:13:42 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/uf001/uva//J0431+2037_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0431+2037_S_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.756944 visibilities/baseline/integration-bin. ! Found source: J0431+2037 ! ! There are 3 IFs, and a total of 3 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 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 9810 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 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 J0431+2037_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 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.666214Jy sigma=20.291200 ! Fit after self-cal, rms=0.989461Jy sigma=13.880353 ! 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=2.636 mas, bmaj=5.731 mas, bpa=-1.49 degrees ! Estimated noise=0.578842 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 = 0.471406 Jy ! Component: 100 - total flux cleaned = 0.740036 Jy ! Total flux subtracted in 100 components = 0.740036 Jy ! Clean residual min=-0.081769 max=0.224917 Jy/beam ! Clean residual mean=-0.000372 rms=0.022197 Jy/beam ! Combined flux in latest and established models = 0.740036 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 34 components and 0.740036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.949992Jy sigma=8.535942 ! Fit after self-cal, rms=0.947451Jy sigma=8.470113 ! Inverting map ! Added new window around map position (-4, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.239947 Jy ! Component: 100 - total flux cleaned = 0.415957 Jy ! Total flux subtracted in 100 components = 0.415957 Jy ! Clean residual min=-0.067051 max=0.115868 Jy/beam ! Clean residual mean=-0.000298 rms=0.016197 Jy/beam ! Combined flux in latest and established models = 1.15599 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 1.15599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.747951Jy sigma=6.475946 ! Fit after self-cal, rms=0.748074Jy sigma=6.411837 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.151251 Jy ! Component: 100 - total flux cleaned = 0.272884 Jy ! Total flux subtracted in 100 components = 0.272884 Jy ! Clean residual min=-0.057470 max=0.083866 Jy/beam ! Clean residual mean=-0.000252 rms=0.013157 Jy/beam ! Combined flux in latest and established models = 1.42888 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 80 components and 1.42888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.627687Jy sigma=5.362768 ! Fit after self-cal, rms=0.628712Jy sigma=5.322550 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109879 Jy ! Component: 100 - total flux cleaned = 0.200544 Jy ! Total flux subtracted in 100 components = 0.200544 Jy ! Clean residual min=-0.049308 max=0.072949 Jy/beam ! Clean residual mean=-0.000223 rms=0.011282 Jy/beam ! Combined flux in latest and established models = 1.62942 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 98 components and 1.62942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.546626Jy sigma=4.649985 ! Fit after self-cal, rms=0.547893Jy sigma=4.622541 ! Inverting map ! Added new window around map position (0.5, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0878606 Jy ! Component: 100 - total flux cleaned = 0.159515 Jy ! Total flux subtracted in 100 components = 0.159515 Jy ! Clean residual min=-0.040992 max=0.062244 Jy/beam ! Clean residual mean=-0.000209 rms=0.009885 Jy/beam ! Combined flux in latest and established models = 1.78894 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 129 components and 1.78894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.486946Jy sigma=4.119584 ! Fit after self-cal, rms=0.487955Jy sigma=4.101347 ! Inverting map ! Added new window around map position (-15.5, 37.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0714148 Jy ! Component: 100 - total flux cleaned = 0.131299 Jy ! Total flux subtracted in 100 components = 0.131299 Jy ! Clean residual min=-0.034018 max=0.054527 Jy/beam ! Clean residual mean=-0.000194 rms=0.008687 Jy/beam ! Combined flux in latest and established models = 1.92023 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 156 components and 1.92023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.446138Jy sigma=3.723963 ! Fit after self-cal, rms=0.446792Jy sigma=3.713521 ! 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=3.035 mas, bmaj=6.308 mas, bpa=-0.6516 degrees ! Estimated noise=0.465092 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 (-8, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109083 Jy ! Component: 100 - total flux cleaned = 0.200286 Jy ! Component: 150 - total flux cleaned = 0.280021 Jy ! Component: 200 - total flux cleaned = 0.350522 Jy ! Total flux subtracted in 200 components = 0.350522 Jy ! Clean residual min=-0.035269 max=0.064842 Jy/beam ! Clean residual mean=-0.000184 rms=0.010253 Jy/beam ! Combined flux in latest and established models = 2.27076 Jy ! Performing phase self-cal ! Adding 101 model components to the UV plane model. ! The established model now contains 227 components and 2.27076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.332539Jy sigma=2.912330 ! Fit after self-cal, rms=0.332437Jy sigma=2.873213 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.035 x 6.308 at -0.6516 degrees (North through East) ! Clean map min=-0.033299 max=0.60356 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 HN 1.00 KP 0.89 ! LA 0.81 MK 1.13 NL 1.08 OV 1.00 ! PT 0.84 SC 1.19 ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 1.02 KP 0.89 ! LA 0.82 MK 1.16 NL 1.15 OV 1.02 ! PT 0.86 SC 1.20 ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.00 KP 0.91 ! LA 0.82 MK 1.18 NL 1.13 OV 1.01 ! PT 0.87 SC 1.23 ! ! ! Fit before self-cal, rms=0.332437Jy sigma=2.873213 ! Fit after self-cal, rms=0.161568Jy sigma=1.995242 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.164 mas, bmaj=6.572 mas, bpa=-1.206 degrees ! Estimated noise=0.484294 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 (-13.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0377007 Jy ! Component: 100 - total flux cleaned = 0.0660303 Jy ! Component: 150 - total flux cleaned = 0.0895944 Jy ! Component: 200 - total flux cleaned = 0.109919 Jy ! Total flux subtracted in 200 components = 0.109919 Jy ! Clean residual min=-0.021894 max=0.022614 Jy/beam ! Clean residual mean=-0.000067 rms=0.005262 Jy/beam ! Combined flux in latest and established models = 2.38068 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 277 components and 2.38068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142450Jy sigma=1.777715 ! Fit after self-cal, rms=0.141430Jy sigma=1.767865 ! 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. ! ! Fit before self-cal, rms=0.141430Jy sigma=1.767865 ! Fit after self-cal, rms=0.132250Jy sigma=1.673771 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.136 mas, bmaj=6.431 mas, bpa=-0.5895 degrees ! Estimated noise=0.476633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220183 Jy ! Component: 100 - total flux cleaned = 0.0401033 Jy ! Component: 150 - total flux cleaned = 0.0557669 Jy ! Component: 200 - total flux cleaned = 0.0663204 Jy ! Total flux subtracted in 200 components = 0.0663204 Jy ! Clean residual min=-0.017070 max=0.019350 Jy/beam ! Clean residual mean=-0.000067 rms=0.004325 Jy/beam ! Combined flux in latest and established models = 2.447 Jy selfcal ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 312 components and 2.447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.122724Jy sigma=1.576793 ! Fit after self-cal, rms=0.122320Jy sigma=1.571067 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 (-18.5, 46). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143048 Jy ! Component: 100 - total flux cleaned = 0.0257993 Jy ! Component: 150 - total flux cleaned = 0.0341215 Jy ! Component: 200 - total flux cleaned = 0.0403422 Jy ! Total flux subtracted in 200 components = 0.0403422 Jy ! Clean residual min=-0.015835 max=0.018025 Jy/beam ! Clean residual mean=-0.000068 rms=0.003984 Jy/beam ! Combined flux in latest and established models = 2.48734 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 337 components and 2.48734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116788Jy sigma=1.495609 ! Fit after self-cal, rms=0.116686Jy sigma=1.490694 ! Inverting map ! Added new window around map position (-48, 63). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109494 Jy ! Component: 100 - total flux cleaned = 0.0165731 Jy ! Component: 150 - total flux cleaned = 0.0225737 Jy ! Component: 200 - total flux cleaned = 0.0272783 Jy ! Total flux subtracted in 200 components = 0.0272783 Jy ! Clean residual min=-0.014601 max=0.013567 Jy/beam ! Clean residual mean=-0.000066 rms=0.003658 Jy/beam ! Combined flux in latest and established models = 2.51462 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 367 components and 2.51462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.110442Jy sigma=1.427035 ! Fit after self-cal, rms=0.110506Jy sigma=1.424712 ! 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. ! ! Fit before self-cal, rms=0.110506Jy sigma=1.424712 ! Fit after self-cal, rms=0.105801Jy sigma=1.405509 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.125 mas, bmaj=6.412 mas, bpa=-0.6572 degrees ! Estimated noise=0.47093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130644 Jy ! Component: 100 - total flux cleaned = 0.0228326 Jy ! Component: 150 - total flux cleaned = 0.0320723 Jy ! Component: 200 - total flux cleaned = 0.0405341 Jy ! Total flux subtracted in 200 components = 0.0405341 Jy ! Clean residual min=-0.012666 max=0.012607 Jy/beam ! Clean residual mean=-0.000055 rms=0.003266 Jy/beam ! Combined flux in latest and established models = 2.55515 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 382 components and 2.55515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.100888Jy sigma=1.355905 ! Fit after self-cal, rms=0.100932Jy sigma=1.353040 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 = 0.00639288 Jy ! Component: 100 - total flux cleaned = 0.0143286 Jy ! Component: 150 - total flux cleaned = 0.0200095 Jy ! Component: 200 - total flux cleaned = 0.024368 Jy ! Total flux subtracted in 200 components = 0.024368 Jy ! Clean residual min=-0.011915 max=0.011659 Jy/beam ! Clean residual mean=-0.000054 rms=0.003093 Jy/beam ! Combined flux in latest and established models = 2.57952 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 395 components and 2.57952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097932Jy sigma=1.320789 ! Fit after self-cal, rms=0.098048Jy sigma=1.318639 ! 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. ! ! Fit before self-cal, rms=0.098048Jy sigma=1.318639 ! Fit after self-cal, rms=0.096373Jy sigma=1.312407 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.418 mas, bmaj=9.016 mas, bpa=5.341 degrees ! Estimated noise=0.726397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222876 Jy ! Component: 100 - total flux cleaned = 0.037304 Jy ! Component: 150 - total flux cleaned = 0.0478851 Jy ! Component: 200 - total flux cleaned = 0.0545406 Jy ! Total flux subtracted in 200 components = 0.0545406 Jy ! Clean residual min=-0.018226 max=0.018102 Jy/beam ! Clean residual mean=-0.000128 rms=0.004600 Jy/beam ! Combined flux in latest and established models = 2.63406 Jy selfcal ! Performing phase self-cal ! Adding 76 model components to the UV plane model. ! The established model now contains 440 components and 2.63406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091977Jy sigma=1.291099 ! Fit after self-cal, rms=0.091957Jy sigma=1.285746 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 = 0.0084047 Jy ! Component: 100 - total flux cleaned = 0.0136163 Jy ! Component: 150 - total flux cleaned = 0.0178729 Jy ! Component: 200 - total flux cleaned = 0.0214229 Jy ! Total flux subtracted in 200 components = 0.0214229 Jy ! Clean residual min=-0.016932 max=0.018014 Jy/beam ! Clean residual mean=-0.000119 rms=0.004393 Jy/beam ! Combined flux in latest and established models = 2.65548 Jy ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 471 components and 2.65548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090462Jy sigma=1.274272 ! Fit after self-cal, rms=0.090587Jy sigma=1.272297 ! 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=3.123 mas, bmaj=6.411 mas, bpa=-0.769 degrees ! Estimated noise=0.468917 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.123 x 6.411 at -0.769 degrees (North through East) ! Clean map min=-0.01087 max=0.5766 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. ! ! Fit before self-cal, rms=0.090587Jy sigma=1.272297 ! Fit after self-cal, rms=0.087403Jy sigma=1.210615 ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=6.429 mas, bpa=-1.17 degrees ! Estimated noise=0.471678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00646481 Jy ! Component: 100 - total flux cleaned = 0.0125165 Jy ! Component: 150 - total flux cleaned = 0.0175656 Jy ! Component: 200 - total flux cleaned = 0.021644 Jy ! Total flux subtracted in 200 components = 0.021644 Jy ! Clean residual min=-0.009398 max=0.010139 Jy/beam ! Clean residual mean=-0.000043 rms=0.002566 Jy/beam ! Combined flux in latest and established models = 2.67713 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 492 components and 2.67713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085341Jy sigma=1.181951 ! Fit after self-cal, rms=0.085398Jy sigma=1.180233 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290948 Jy ! Component: 100 - total flux cleaned = 0.00656159 Jy ! Component: 150 - total flux cleaned = 0.00845666 Jy ! Component: 200 - total flux cleaned = 0.0106411 Jy ! Total flux subtracted in 200 components = 0.0106411 Jy ! Clean residual min=-0.008841 max=0.009820 Jy/beam ! Clean residual mean=-0.000042 rms=0.002474 Jy/beam ! Combined flux in latest and established models = 2.68777 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 504 components and 2.68777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084158Jy sigma=1.163177 ! Fit after self-cal, rms=0.084245Jy sigma=1.161967 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084245Jy sigma=1.161967 ! Fit after self-cal, rms=0.083654Jy sigma=1.159364 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=2.727 mas, bmaj=5.844 mas, bpa=-2.08 degrees ! Estimated noise=0.596219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.482656 Jy ! Component: 100 - total flux cleaned = 0.774855 Jy ! Component: 150 - total flux cleaned = 0.993826 Jy ! Component: 200 - total flux cleaned = 1.16861 Jy ! Total flux subtracted in 200 components = 1.16861 Jy ! Clean residual min=-0.051916 max=0.104352 Jy/beam ! Clean residual mean=-0.000225 rms=0.014633 Jy/beam ! Combined flux in latest and established models = 1.16861 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 59 model components to the UV plane model. ! The established model now contains 59 components and 1.16861 Jy ! Inverting map and beam ! Estimated beam: bmin=3.132 mas, bmaj=6.429 mas, bpa=-1.177 degrees ! Estimated noise=0.470421 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 = 0.216055 Jy ! Component: 100 - total flux cleaned = 0.381254 Jy ! Component: 150 - total flux cleaned = 0.512314 Jy ! Component: 200 - total flux cleaned = 0.618494 Jy ! Total flux subtracted in 200 components = 0.618494 Jy ! Clean residual min=-0.034132 max=0.064580 Jy/beam ! Clean residual mean=-0.000149 rms=0.011569 Jy/beam ! Combined flux in latest and established models = 1.78711 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 121 components and 1.78711 Jy ! Inverting map ! Added new window around map position (-2.5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0897822 Jy ! Component: 100 - total flux cleaned = 0.167642 Jy ! Component: 150 - total flux cleaned = 0.235925 Jy ! Component: 200 - total flux cleaned = 0.296323 Jy ! Total flux subtracted in 200 components = 0.296323 Jy ! Clean residual min=-0.026436 max=0.041158 Jy/beam ! Clean residual mean=-0.000107 rms=0.007757 Jy/beam ! Combined flux in latest and established models = 2.08343 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 184 components and 2.08343 Jy ! Inverting map ! Added new window around map position (3, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0541872 Jy ! Component: 100 - total flux cleaned = 0.102412 Jy ! Component: 150 - total flux cleaned = 0.145814 Jy ! Component: 200 - total flux cleaned = 0.184964 Jy ! Total flux subtracted in 200 components = 0.184964 Jy ! Clean residual min=-0.020557 max=0.024717 Jy/beam ! Clean residual mean=-0.000084 rms=0.005664 Jy/beam ! Combined flux in latest and established models = 2.26839 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 228 components and 2.26839 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0353921 Jy ! Component: 100 - total flux cleaned = 0.0674876 Jy ! Component: 150 - total flux cleaned = 0.096773 Jy ! Component: 200 - total flux cleaned = 0.123536 Jy ! Total flux subtracted in 200 components = 0.123536 Jy ! Clean residual min=-0.016669 max=0.017092 Jy/beam ! Clean residual mean=-0.000072 rms=0.004439 Jy/beam ! Combined flux in latest and established models = 2.39193 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 272 components and 2.39193 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=6.413 mas, bmaj=9.01 mas, bpa=5.33 degrees ! Estimated noise=0.726049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0553549 Jy ! Component: 100 - total flux cleaned = 0.0981457 Jy ! Component: 150 - total flux cleaned = 0.133235 Jy ! Component: 200 - total flux cleaned = 0.16275 Jy ! Total flux subtracted in 200 components = 0.16275 Jy ! Clean residual min=-0.020558 max=0.020364 Jy/beam ! Clean residual mean=-0.000148 rms=0.005929 Jy/beam ! Combined flux in latest and established models = 2.55468 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 = 0.0254862 Jy ! Component: 100 - total flux cleaned = 0.047708 Jy ! Component: 150 - total flux cleaned = 0.0672253 Jy ! Component: 200 - total flux cleaned = 0.0844162 Jy ! Total flux subtracted in 200 components = 0.0844162 Jy ! Clean residual min=-0.017036 max=0.016066 Jy/beam ! Clean residual mean=-0.000131 rms=0.004687 Jy/beam ! Combined flux in latest and established models = 2.63909 Jy ! Adding 185 model components to the UV plane model. ! The established model now contains 428 components and 2.63909 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.132 mas, bmaj=6.429 mas, bpa=-1.177 degrees ! Estimated noise=0.470421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165121 Jy ! Component: 100 - total flux cleaned = 0.0290354 Jy ! Component: 150 - total flux cleaned = 0.0383375 Jy ! Component: 200 - total flux cleaned = 0.0451304 Jy ! Total flux subtracted in 200 components = 0.0451304 Jy ! Clean residual min=-0.009512 max=0.010638 Jy/beam ! Clean residual mean=-0.000042 rms=0.002591 Jy/beam ! Combined flux in latest and established models = 2.68422 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 457 components and 2.68422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086285Jy sigma=1.194268 ! Fit after self-cal, rms=0.085735Jy sigma=1.182290 wmodel J0431+2037_S_map.mod ! Writing 457 model components to file: J0431+2037_S_map.mod wobs J0431+2037_S_uvs.fits ! Writing UV FITS file: J0431+2037_S_uvs.fits wwins J0431+2037_S_map.win ! wwins: Wrote 10 windows to J0431+2037_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 = 0.00402607 Jy ! Component: 100 - total flux cleaned = 0.00508664 Jy ! Component: 150 - total flux cleaned = 0.00675532 Jy ! Component: 200 - total flux cleaned = 0.0085281 Jy ! Component: 250 - total flux cleaned = 0.010238 Jy ! Component: 300 - total flux cleaned = 0.0115959 Jy ! Component: 350 - total flux cleaned = 0.012921 Jy ! Component: 400 - total flux cleaned = 0.0136392 Jy ! Component: 450 - total flux cleaned = 0.0141983 Jy ! Component: 500 - total flux cleaned = 0.0148828 Jy ! Component: 550 - total flux cleaned = 0.0154195 Jy ! Component: 600 - total flux cleaned = 0.0162056 Jy ! Component: 650 - total flux cleaned = 0.0168462 Jy ! Component: 700 - total flux cleaned = 0.0172221 Jy ! Component: 750 - total flux cleaned = 0.0177166 Jy ! Component: 800 - total flux cleaned = 0.0183212 Jy ! Component: 850 - total flux cleaned = 0.0184421 Jy ! Component: 900 - total flux cleaned = 0.019261 Jy ! Component: 950 - total flux cleaned = 0.0194909 Jy ! Component: 1000 - total flux cleaned = 0.0196045 Jy ! Component: 1050 - total flux cleaned = 0.0197141 Jy ! Component: 1100 - total flux cleaned = 0.0199339 Jy ! Component: 1150 - total flux cleaned = 0.0196097 Jy ! Component: 1200 - total flux cleaned = 0.019717 Jy ! Component: 1250 - total flux cleaned = 0.0190838 Jy ! Component: 1300 - total flux cleaned = 0.0185644 Jy ! Component: 1350 - total flux cleaned = 0.0182597 Jy ! Component: 1400 - total flux cleaned = 0.0179572 Jy ! Component: 1450 - total flux cleaned = 0.0180582 Jy ! Component: 1500 - total flux cleaned = 0.0181571 Jy ! Component: 1550 - total flux cleaned = 0.0178641 Jy ! Component: 1600 - total flux cleaned = 0.0175748 Jy ! Component: 1650 - total flux cleaned = 0.01748 Jy ! Component: 1700 - total flux cleaned = 0.0175749 Jy ! Component: 1750 - total flux cleaned = 0.0176656 Jy ! Component: 1800 - total flux cleaned = 0.0182162 Jy ! Component: 1850 - total flux cleaned = 0.0184869 Jy ! Component: 1900 - total flux cleaned = 0.0181277 Jy ! Component: 1950 - total flux cleaned = 0.018482 Jy ! Component: 2000 - total flux cleaned = 0.018481 Jy ! Component: 2050 - total flux cleaned = 0.0189143 Jy ! Component: 2100 - total flux cleaned = 0.0187435 Jy ! Component: 2150 - total flux cleaned = 0.0191676 Jy ! Component: 2200 - total flux cleaned = 0.0194183 Jy ! Component: 2250 - total flux cleaned = 0.0195016 Jy ! Component: 2300 - total flux cleaned = 0.0199141 Jy ! Component: 2350 - total flux cleaned = 0.0197502 Jy ! Component: 2400 - total flux cleaned = 0.0201538 Jy ! Component: 2450 - total flux cleaned = 0.020394 Jy ! Component: 2500 - total flux cleaned = 0.0203926 Jy ! Component: 2550 - total flux cleaned = 0.0201575 Jy ! Component: 2600 - total flux cleaned = 0.020312 Jy ! Component: 2650 - total flux cleaned = 0.0206195 Jy ! Component: 2700 - total flux cleaned = 0.0210775 Jy ! Component: 2750 - total flux cleaned = 0.0214552 Jy ! Component: 2800 - total flux cleaned = 0.0216051 Jy ! Component: 2850 - total flux cleaned = 0.0220493 Jy ! Component: 2900 - total flux cleaned = 0.0224902 Jy ! Component: 2950 - total flux cleaned = 0.0224904 Jy ! Component: 3000 - total flux cleaned = 0.022922 Jy ! Component: 3050 - total flux cleaned = 0.0234231 Jy ! Component: 3100 - total flux cleaned = 0.023494 Jy ! Component: 3150 - total flux cleaned = 0.0237758 Jy ! Component: 3200 - total flux cleaned = 0.0239834 Jy ! Component: 3250 - total flux cleaned = 0.0245358 Jy ! Component: 3300 - total flux cleaned = 0.0246041 Jy ! Component: 3350 - total flux cleaned = 0.0249431 Jy ! Component: 3400 - total flux cleaned = 0.0250777 Jy ! Component: 3450 - total flux cleaned = 0.0254116 Jy ! Component: 3500 - total flux cleaned = 0.0258087 Jy ! Component: 3550 - total flux cleaned = 0.0258735 Jy ! Component: 3600 - total flux cleaned = 0.0262644 Jy ! Component: 3650 - total flux cleaned = 0.0265876 Jy ! Component: 3700 - total flux cleaned = 0.0268451 Jy ! Component: 3750 - total flux cleaned = 0.0269716 Jy ! Component: 3800 - total flux cleaned = 0.0272245 Jy ! Component: 3850 - total flux cleaned = 0.0273499 Jy ! Component: 3900 - total flux cleaned = 0.0275991 Jy ! Component: 3950 - total flux cleaned = 0.0277848 Jy ! Component: 4000 - total flux cleaned = 0.0280909 Jy ! Component: 4050 - total flux cleaned = 0.0282121 Jy ! Total flux subtracted in 4096 components = 0.0285743 Jy ! Clean residual min=-0.003349 max=0.003379 Jy/beam ! Clean residual mean=-0.000035 rms=0.001207 Jy/beam ! Combined flux in latest and established models = 2.7128 Jy keep ! Adding 403 model components to the UV plane model. ! The established model now contains 857 components and 2.7128 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0431+2037_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.132 x 6.429 at -1.177 degrees (North through East) ! Clean map min=-0.0063385 max=0.57284 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0431+2037_S_map.fits wmodel /vlbi/uf001/uva//J0431+2037_S_map.mod ! Writing 857 model components to file: /vlbi/uf001/uva//J0431+2037_S_map.mod wobs /vlbi/uf001/uva//J0431+2037_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0431+2037_S_uvs.fits wwins /vlbi/uf001/uva//J0431+2037_S_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J0431+2037_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.572835 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00119692 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.626839 0.626839 1.25368 2.50735 5.01471 10.0294 20.0588 40.1177 80.2353 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0035 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.572 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 478.592 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0431+2037_S_dfm.log closed on Sun Jan 13 22:13:48 2019