! Started logfile: /vlbi/uf001/uva//J1912+3740_S_dfm.log on Mon Jan 14 04:57:57 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//J1912+3740_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1912+3740_S_uva.fits ! AN table 1: 19 integrations on 36 of 36 possible baselines. ! AN table 2: 19 integrations on 36 of 36 possible baselines. ! AN table 3: 19 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.967836 visibilities/baseline/integration-bin. ! Found source: J1912+3740 ! ! 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 5958 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 J1912+3740_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. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.068287Jy sigma=23.042191 ! Fit after self-cal, rms=0.624872Jy sigma=13.679481 ! 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=2.919 mas, bmaj=4.811 mas, bpa=-7.154 degrees ! Estimated noise=0.596734 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 = 0.284475 Jy ! Component: 100 - total flux cleaned = 0.356509 Jy ! Total flux subtracted in 100 components = 0.356509 Jy ! Clean residual min=-0.010409 max=0.029988 Jy/beam ! Clean residual mean=-0.000004 rms=0.003168 Jy/beam ! Combined flux in latest and established models = 0.356509 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.356509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091353Jy sigma=1.802216 ! Fit after self-cal, rms=0.091296Jy sigma=1.801068 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0320483 Jy ! Component: 100 - total flux cleaned = 0.0491307 Jy ! Total flux subtracted in 100 components = 0.0491307 Jy ! Clean residual min=-0.007388 max=0.014881 Jy/beam ! Clean residual mean=0.000006 rms=0.002059 Jy/beam ! Combined flux in latest and established models = 0.40564 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.40564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075421Jy sigma=1.471773 ! Fit after self-cal, rms=0.075303Jy sigma=1.468878 ! Inverting map ! Added new window around map position (0.5, -7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152353 Jy ! Component: 100 - total flux cleaned = 0.0249368 Jy ! Total flux subtracted in 100 components = 0.0249368 Jy ! Clean residual min=-0.006230 max=0.006707 Jy/beam ! Clean residual mean=0.000001 rms=0.001681 Jy/beam ! Combined flux in latest and established models = 0.430577 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 0.430577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070509Jy sigma=1.373998 ! Fit after self-cal, rms=0.070347Jy sigma=1.369752 ! 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=3.496 mas, bmaj=5.473 mas, bpa=-5.444 degrees ! Estimated noise=0.442447 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 = 0.0109533 Jy ! Component: 100 - total flux cleaned = 0.0179999 Jy ! Component: 150 - total flux cleaned = 0.0229647 Jy ! Component: 200 - total flux cleaned = 0.0265609 Jy ! Total flux subtracted in 200 components = 0.0265609 Jy ! Clean residual min=-0.005371 max=0.005124 Jy/beam ! Clean residual mean=-0.000001 rms=0.001378 Jy/beam ! Combined flux in latest and established models = 0.457138 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 82 components and 0.457138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067884Jy sigma=1.329236 ! Fit after self-cal, rms=0.067794Jy sigma=1.326995 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.496 x 5.473 at -5.444 degrees (North through East) ! Clean map min=-0.0053097 max=0.37124 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.01 KP 1.03 ! LA 0.95 MK 0.99 OV 1.03 PT 1.00 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.97 HN 0.98 KP 1.04 ! LA 0.97 MK 0.99 NL 1.00 PT 0.98 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 HN 1.01 KP 1.02 ! LA 0.98 MK 1.00 NL 1.00 OV 1.02 ! PT 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.03 KP 1.04 ! LA 0.97 MK 0.97 OV 0.99 PT 0.98 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 1.00 KP 1.05 ! LA 0.97 MK 0.97 NL 1.01 PT 0.99 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 HN 1.03 KP 1.03 ! LA 0.99 MK 0.97 NL 0.97 OV 0.65 ! PT 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.01 KP 1.03 ! LA 0.97 MK 1.05 OV 1.03 PT 0.98 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.96 HN 1.02 KP 1.03 ! LA 0.96 MK 1.06 NL 1.07 PT 0.98 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 HN 1.03 KP 1.04 ! LA 0.97 MK 1.05 NL 0.98 OV 1.02 ! PT 0.98 ! ! ! Fit before self-cal, rms=0.067794Jy sigma=1.326995 ! Fit after self-cal, rms=0.055080Jy sigma=1.158665 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.501 mas, bmaj=5.484 mas, bpa=-5.312 degrees ! Estimated noise=0.441035 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 = -2.48819e-05 Jy ! Component: 100 - total flux cleaned = -2.5995e-05 Jy ! Component: 150 - total flux cleaned = 2.7252e-05 Jy ! Component: 200 - total flux cleaned = 7.54866e-05 Jy ! Total flux subtracted in 200 components = 7.54866e-05 Jy ! Clean residual min=-0.002362 max=0.002415 Jy/beam ! Clean residual mean=-0.000006 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.457213 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.457213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055044Jy sigma=1.157777 ! Fit after self-cal, rms=0.055048Jy sigma=1.157405 ! 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=0.055048Jy sigma=1.157405 ! Fit after self-cal, rms=0.055057Jy sigma=1.157361 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.502 mas, bmaj=5.481 mas, bpa=-5.34 degrees ! Estimated noise=0.441151 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.41965e-05 Jy ! Component: 100 - total flux cleaned = 2.40121e-05 Jy ! Component: 150 - total flux cleaned = 2.33913e-05 Jy ! Component: 200 - total flux cleaned = 4.33837e-05 Jy ! Total flux subtracted in 200 components = 4.33837e-05 Jy ! Clean residual min=-0.002333 max=0.002389 Jy/beam ! Clean residual mean=-0.000005 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.457256 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.457256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055037Jy sigma=1.156886 ! Fit after self-cal, rms=0.055034Jy sigma=1.156822 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 (-82, 110.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143609 Jy ! Component: 100 - total flux cleaned = 0.00167219 Jy ! Component: 150 - total flux cleaned = 0.00185422 Jy ! Component: 200 - total flux cleaned = 0.00194789 Jy ! Total flux subtracted in 200 components = 0.00194789 Jy ! Clean residual min=-0.002214 max=0.002277 Jy/beam ! Clean residual mean=-0.000006 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.459204 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 118 components and 0.459204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054934Jy sigma=1.154997 ! Fit after self-cal, rms=0.054931Jy sigma=1.154912 ! Inverting map ! Added new window around map position (0, 60.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107764 Jy ! Component: 100 - total flux cleaned = 0.000798222 Jy ! Component: 150 - total flux cleaned = 0.000912938 Jy ! Component: 200 - total flux cleaned = 0.00101881 Jy ! Total flux subtracted in 200 components = 0.00101881 Jy ! Clean residual min=-0.002003 max=0.001882 Jy/beam ! Clean residual mean=-0.000006 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.460223 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 135 components and 0.460223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054845Jy sigma=1.152972 ! Fit after self-cal, rms=0.054841Jy sigma=1.152893 ! 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=0.054841Jy sigma=1.152893 ! Fit after self-cal, rms=0.054845Jy sigma=1.152771 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.501 mas, bmaj=5.478 mas, bpa=-5.374 degrees ! Estimated noise=0.441198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000378821 Jy ! Component: 100 - total flux cleaned = 0.000542877 Jy ! Component: 150 - total flux cleaned = 0.000571888 Jy ! Component: 200 - total flux cleaned = 0.00057103 Jy ! Total flux subtracted in 200 components = 0.00057103 Jy ! Clean residual min=-0.001959 max=0.001859 Jy/beam ! Clean residual mean=-0.000006 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.460794 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 141 components and 0.460794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054811Jy sigma=1.152066 ! Fit after self-cal, rms=0.054811Jy sigma=1.152046 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 = 0.000181611 Jy ! Component: 100 - total flux cleaned = 0.00012789 Jy ! Component: 150 - total flux cleaned = 0.000153595 Jy ! Component: 200 - total flux cleaned = 0.000128715 Jy ! Total flux subtracted in 200 components = 0.000128715 Jy ! Clean residual min=-0.001982 max=0.001853 Jy/beam ! Clean residual mean=-0.000006 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.460923 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 151 components and 0.460923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054789Jy sigma=1.151590 ! Fit after self-cal, rms=0.054789Jy sigma=1.151583 ! 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=0.054789Jy sigma=1.151583 ! Fit after self-cal, rms=0.054792Jy sigma=1.151552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.368 mas, bmaj=8.734 mas, bpa=4.207 degrees ! Estimated noise=0.575299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000181459 Jy ! Component: 100 - total flux cleaned = 0.000307938 Jy ! Component: 150 - total flux cleaned = 0.000383116 Jy ! Component: 200 - total flux cleaned = 0.000400248 Jy ! Total flux subtracted in 200 components = 0.000400248 Jy ! Clean residual min=-0.002325 max=0.002120 Jy/beam ! Clean residual mean=-0.000013 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.461323 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 165 components and 0.461323 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054782Jy sigma=1.151399 ! Fit after self-cal, rms=0.054781Jy sigma=1.151386 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 = 9.22833e-05 Jy ! Component: 100 - total flux cleaned = 0.000108571 Jy ! Component: 150 - total flux cleaned = 0.000123753 Jy ! Component: 200 - total flux cleaned = 0.000123819 Jy ! Total flux subtracted in 200 components = 0.000123819 Jy ! Clean residual min=-0.002293 max=0.002113 Jy/beam ! Clean residual mean=-0.000013 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.461447 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 168 components and 0.461447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054775Jy sigma=1.151320 ! Fit after self-cal, rms=0.054774Jy sigma=1.151314 ! 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=3.5 mas, bmaj=5.477 mas, bpa=-5.364 degrees ! Estimated noise=0.441245 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.5 x 5.477 at -5.364 degrees (North through East) ! Clean map min=-0.0019772 max=0.37021 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=2.92 mas, bmaj=4.813 mas, bpa=-7.03 degrees ! Estimated noise=0.595323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.283567 Jy ! Component: 100 - total flux cleaned = 0.35645 Jy ! Component: 150 - total flux cleaned = 0.389567 Jy ! Component: 200 - total flux cleaned = 0.408455 Jy ! Total flux subtracted in 200 components = 0.408455 Jy ! Clean residual min=-0.005552 max=0.010113 Jy/beam ! Clean residual mean=0.000002 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 0.408455 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.408455 Jy ! Inverting map and beam ! Estimated beam: bmin=3.5 mas, bmaj=5.477 mas, bpa=-5.364 degrees ! Estimated noise=0.441245 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 = 0.0164172 Jy ! Component: 100 - total flux cleaned = 0.0266893 Jy ! Component: 150 - total flux cleaned = 0.0335523 Jy ! Component: 200 - total flux cleaned = 0.0382954 Jy ! Total flux subtracted in 200 components = 0.0382954 Jy ! Clean residual min=-0.002316 max=0.003921 Jy/beam ! Clean residual mean=-0.000004 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.446751 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 70 components and 0.446751 Jy ! Inverting map ! Added new window around map position (3, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00387745 Jy ! Component: 100 - total flux cleaned = 0.00679185 Jy ! Component: 150 - total flux cleaned = 0.00919553 Jy ! Component: 200 - total flux cleaned = 0.0109607 Jy ! Total flux subtracted in 200 components = 0.0109607 Jy ! Clean residual min=-0.002023 max=0.002022 Jy/beam ! Clean residual mean=-0.000007 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.457711 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 94 components and 0.457711 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=8.368 mas, bmaj=8.734 mas, bpa=4.207 degrees ! Estimated noise=0.575299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017868 Jy ! Component: 100 - total flux cleaned = 0.00256242 Jy ! Component: 150 - total flux cleaned = 0.00308613 Jy ! Component: 200 - total flux cleaned = 0.00345562 Jy ! Total flux subtracted in 200 components = 0.00345562 Jy ! Clean residual min=-0.002222 max=0.001972 Jy/beam ! Clean residual mean=-0.000017 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.461167 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 = 0.000285578 Jy ! Component: 100 - total flux cleaned = 0.000512113 Jy ! Component: 150 - total flux cleaned = 0.000716592 Jy ! Component: 200 - total flux cleaned = 0.000856921 Jy ! Total flux subtracted in 200 components = 0.000856921 Jy ! Clean residual min=-0.002187 max=0.001927 Jy/beam ! Clean residual mean=-0.000017 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.462024 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 149 components and 0.462024 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.5 mas, bmaj=5.477 mas, bpa=-5.364 degrees ! Estimated noise=0.441245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000267225 Jy ! Component: 100 - total flux cleaned = -0.000268181 Jy ! Component: 150 - total flux cleaned = -0.000177667 Jy ! Component: 200 - total flux cleaned = 3.07499e-05 Jy ! Total flux subtracted in 200 components = 3.07499e-05 Jy ! Clean residual min=-0.001938 max=0.001791 Jy/beam ! Clean residual mean=-0.000008 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.462055 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 166 components and 0.462055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054788Jy sigma=1.151782 ! Fit after self-cal, rms=0.054773Jy sigma=1.151515 wmodel J1912+3740_S_map.mod ! Writing 166 model components to file: J1912+3740_S_map.mod wobs J1912+3740_S_uvs.fits ! Writing UV FITS file: J1912+3740_S_uvs.fits wwins J1912+3740_S_map.win ! wwins: Wrote 5 windows to J1912+3740_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 = -0.000430439 Jy ! Component: 100 - total flux cleaned = -0.000496658 Jy ! Component: 150 - total flux cleaned = -0.000557766 Jy ! Component: 200 - total flux cleaned = -0.000705969 Jy ! Component: 250 - total flux cleaned = -0.000705607 Jy ! Component: 300 - total flux cleaned = -0.000816649 Jy ! Component: 350 - total flux cleaned = -0.000843422 Jy ! Component: 400 - total flux cleaned = -0.000817408 Jy ! Component: 450 - total flux cleaned = -0.000998422 Jy ! Component: 500 - total flux cleaned = -0.00104849 Jy ! Component: 550 - total flux cleaned = -0.00114726 Jy ! Component: 600 - total flux cleaned = -0.00124488 Jy ! Component: 650 - total flux cleaned = -0.00131653 Jy ! Component: 700 - total flux cleaned = -0.00141078 Jy ! Component: 750 - total flux cleaned = -0.00152629 Jy ! Component: 800 - total flux cleaned = -0.00161683 Jy ! Component: 850 - total flux cleaned = -0.00170597 Jy ! Component: 900 - total flux cleaned = -0.00175006 Jy ! Component: 950 - total flux cleaned = -0.00174985 Jy ! Component: 1000 - total flux cleaned = -0.00183498 Jy ! Component: 1050 - total flux cleaned = -0.00179256 Jy ! Component: 1100 - total flux cleaned = -0.00181357 Jy ! Component: 1150 - total flux cleaned = -0.00189583 Jy ! Component: 1200 - total flux cleaned = -0.00185534 Jy ! Component: 1250 - total flux cleaned = -0.00191519 Jy ! Component: 1300 - total flux cleaned = -0.00189532 Jy ! Component: 1350 - total flux cleaned = -0.00189578 Jy ! Component: 1400 - total flux cleaned = -0.00187667 Jy ! Component: 1450 - total flux cleaned = -0.00187727 Jy ! Component: 1500 - total flux cleaned = -0.00187765 Jy ! Component: 1550 - total flux cleaned = -0.00198938 Jy ! Component: 1600 - total flux cleaned = -0.00202606 Jy ! Component: 1650 - total flux cleaned = -0.00206266 Jy ! Component: 1700 - total flux cleaned = -0.00200862 Jy ! Component: 1750 - total flux cleaned = -0.00215125 Jy ! Component: 1800 - total flux cleaned = -0.00218621 Jy ! Component: 1850 - total flux cleaned = -0.0022385 Jy ! Component: 1900 - total flux cleaned = -0.00220366 Jy ! Component: 1950 - total flux cleaned = -0.00222066 Jy ! Component: 2000 - total flux cleaned = -0.00215269 Jy ! Component: 2050 - total flux cleaned = -0.00218643 Jy ! Component: 2100 - total flux cleaned = -0.00215337 Jy ! Component: 2150 - total flux cleaned = -0.00215338 Jy ! Component: 2200 - total flux cleaned = -0.00212076 Jy ! Component: 2250 - total flux cleaned = -0.00212093 Jy ! Component: 2300 - total flux cleaned = -0.00208877 Jy ! Component: 2350 - total flux cleaned = -0.00207284 Jy ! Component: 2400 - total flux cleaned = -0.00205699 Jy ! Component: 2450 - total flux cleaned = -0.00207266 Jy ! Component: 2500 - total flux cleaned = -0.00197986 Jy ! Component: 2550 - total flux cleaned = -0.00201073 Jy ! Component: 2600 - total flux cleaned = -0.00198048 Jy ! Component: 2650 - total flux cleaned = -0.0019653 Jy ! Component: 2700 - total flux cleaned = -0.00195047 Jy ! Component: 2750 - total flux cleaned = -0.00190578 Jy ! Component: 2800 - total flux cleaned = -0.00193537 Jy ! Component: 2850 - total flux cleaned = -0.00189134 Jy ! Component: 2900 - total flux cleaned = -0.00187693 Jy ! Component: 2950 - total flux cleaned = -0.00181947 Jy ! Component: 3000 - total flux cleaned = -0.00181953 Jy ! Component: 3050 - total flux cleaned = -0.00179131 Jy ! Component: 3100 - total flux cleaned = -0.00177729 Jy ! Component: 3150 - total flux cleaned = -0.00172176 Jy ! Component: 3200 - total flux cleaned = -0.00166663 Jy ! Component: 3250 - total flux cleaned = -0.00168034 Jy ! Component: 3300 - total flux cleaned = -0.00163958 Jy ! Component: 3350 - total flux cleaned = -0.00155873 Jy ! Component: 3400 - total flux cleaned = -0.00153206 Jy ! Component: 3450 - total flux cleaned = -0.00153208 Jy ! Component: 3500 - total flux cleaned = -0.00153207 Jy ! Component: 3550 - total flux cleaned = -0.00151904 Jy ! Component: 3600 - total flux cleaned = -0.00154512 Jy ! Component: 3650 - total flux cleaned = -0.00153228 Jy ! Component: 3700 - total flux cleaned = -0.00151944 Jy ! Component: 3750 - total flux cleaned = -0.00149403 Jy ! Component: 3800 - total flux cleaned = -0.00154435 Jy ! Component: 3850 - total flux cleaned = -0.00148169 Jy ! Component: 3900 - total flux cleaned = -0.0014692 Jy ! Component: 3950 - total flux cleaned = -0.00144454 Jy ! Component: 4000 - total flux cleaned = -0.0013955 Jy ! Component: 4050 - total flux cleaned = -0.00144433 Jy ! Total flux subtracted in 4096 components = -0.00142007 Jy ! Clean residual min=-0.000773 max=0.000717 Jy/beam ! Clean residual mean=-0.000003 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.460635 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 459 components and 0.460635 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1912+3740_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.5 x 5.477 at -5.364 degrees (North through East) ! Clean map min=-0.0015169 max=0.37113 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1912+3740_S_map.fits wmodel /vlbi/uf001/uva//J1912+3740_S_map.mod ! Writing 459 model components to file: /vlbi/uf001/uva//J1912+3740_S_map.mod wobs /vlbi/uf001/uva//J1912+3740_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1912+3740_S_uvs.fits wwins /vlbi/uf001/uva//J1912+3740_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1912+3740_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.37113 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000214709 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.173558 0.173558 0.347116 0.694232 1.38846 2.77693 5.55385 11.1077 22.2154 44.4308 88.8617 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.371 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1728.53 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1912+3740_S_dfm.log closed on Mon Jan 14 04:58:02 2019