! Started logfile: /vlbi/uf001/uva//J0843+4215_S_dfm.log on Mon Jan 14 00:04:20 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//J0843+4215_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0843+4215_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.996296 visibilities/baseline/integration-bin. ! Found source: J0843+4215 ! ! 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 9684 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 J0843+4215_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.143692Jy sigma=21.550859 ! Fit after self-cal, rms=0.645945Jy sigma=13.254111 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.066 mas, bmaj=4.543 mas, bpa=7.835 degrees ! Estimated noise=0.617298 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 = 0.276823 Jy ! Component: 100 - total flux cleaned = 0.410522 Jy ! Total flux subtracted in 100 components = 0.410522 Jy ! Clean residual min=-0.026927 max=0.071633 Jy/beam ! Clean residual mean=-0.000041 rms=0.009702 Jy/beam ! Combined flux in latest and established models = 0.410522 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.410522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.256180Jy sigma=4.132745 ! Fit after self-cal, rms=0.255645Jy sigma=4.118958 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0901355 Jy ! Component: 100 - total flux cleaned = 0.156351 Jy ! Total flux subtracted in 100 components = 0.156351 Jy ! Clean residual min=-0.021145 max=0.045903 Jy/beam ! Clean residual mean=-0.000040 rms=0.006978 Jy/beam ! Combined flux in latest and established models = 0.566872 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 47 components and 0.566872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.187293Jy sigma=3.009794 ! Fit after self-cal, rms=0.187031Jy sigma=3.006279 ! Inverting map ! Added new window around map position (2.5, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0536215 Jy ! Component: 100 - total flux cleaned = 0.0949684 Jy ! Total flux subtracted in 100 components = 0.0949684 Jy ! Clean residual min=-0.016926 max=0.039321 Jy/beam ! Clean residual mean=-0.000041 rms=0.005708 Jy/beam ! Combined flux in latest and established models = 0.661841 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 79 components and 0.661841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.153517Jy sigma=2.488645 ! Fit after self-cal, rms=0.153005Jy sigma=2.482489 ! Inverting map ! Added new window around map position (0.5, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0395258 Jy ! Component: 100 - total flux cleaned = 0.0693563 Jy ! Total flux subtracted in 100 components = 0.0693563 Jy ! Clean residual min=-0.014201 max=0.035067 Jy/beam ! Clean residual mean=-0.000043 rms=0.004804 Jy/beam ! Combined flux in latest and established models = 0.731197 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 100 components and 0.731197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.132131Jy sigma=2.168453 ! Fit after self-cal, rms=0.131819Jy sigma=2.163245 ! Inverting map ! Added new window around map position (4.5, -14.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0327735 Jy ! Component: 100 - total flux cleaned = 0.0559353 Jy ! Total flux subtracted in 100 components = 0.0559353 Jy ! Clean residual min=-0.011905 max=0.026429 Jy/beam ! Clean residual mean=-0.000043 rms=0.004044 Jy/beam ! Combined flux in latest and established models = 0.787133 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 115 components and 0.787133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117968Jy sigma=1.944203 ! Fit after self-cal, rms=0.117583Jy sigma=1.937569 ! Inverting map ! Added new window around map position (-5.5, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0279135 Jy ! Component: 100 - total flux cleaned = 0.0481281 Jy ! Total flux subtracted in 100 components = 0.0481281 Jy ! Clean residual min=-0.010430 max=0.021907 Jy/beam ! Clean residual mean=-0.000043 rms=0.003368 Jy/beam ! Combined flux in latest and established models = 0.835261 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 146 components and 0.835261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105705Jy sigma=1.760944 ! Fit after self-cal, rms=0.105269Jy sigma=1.752796 ! Inverting map ! Added new window around map position (33, -100.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226532 Jy ! Component: 100 - total flux cleaned = 0.0393977 Jy ! Total flux subtracted in 100 components = 0.0393977 Jy ! Clean residual min=-0.009263 max=0.015340 Jy/beam ! Clean residual mean=-0.000038 rms=0.002969 Jy/beam ! Combined flux in latest and established models = 0.874659 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 173 components and 0.874659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096279Jy sigma=1.623078 ! Fit after self-cal, rms=0.096104Jy sigma=1.616152 ! 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=3.627 mas, bmaj=5.285 mas, bpa=9.29 degrees ! Estimated noise=0.379704 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 (5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248636 Jy ! Component: 100 - total flux cleaned = 0.0447434 Jy ! Component: 150 - total flux cleaned = 0.0619486 Jy ! Component: 200 - total flux cleaned = 0.077056 Jy ! Total flux subtracted in 200 components = 0.077056 Jy ! Clean residual min=-0.008655 max=0.016577 Jy/beam ! Clean residual mean=-0.000097 rms=0.002974 Jy/beam ! Combined flux in latest and established models = 0.951715 Jy ! Performing phase self-cal ! Adding 88 model components to the UV plane model. ! The established model now contains 239 components and 0.951715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081695Jy sigma=1.417018 ! Fit after self-cal, rms=0.081530Jy sigma=1.411200 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.627 x 5.285 at 9.29 degrees (North through East) ! Clean map min=-0.0084147 max=0.34146 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.04 KP 0.97 ! LA 0.93 MK 1.01 NL 1.04 OV 1.02 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.03 KP 0.98 ! LA 0.92 MK 0.98 NL 1.05 OV 1.03 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.03 KP 0.98 ! LA 0.93 MK 1.01 NL 1.05 OV 1.03 ! PT 0.93 SC 1.04 ! ! ! Fit before self-cal, rms=0.081530Jy sigma=1.411200 ! Fit after self-cal, rms=0.068793Jy sigma=1.261214 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.653 mas, bmaj=5.329 mas, bpa=9.176 degrees ! Estimated noise=0.376346 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 (28.5, -92.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138317 Jy ! Component: 100 - total flux cleaned = 0.0234504 Jy ! Component: 150 - total flux cleaned = 0.0299463 Jy ! Component: 200 - total flux cleaned = 0.0340759 Jy ! Total flux subtracted in 200 components = 0.0340759 Jy ! Clean residual min=-0.004874 max=0.007801 Jy/beam ! Clean residual mean=-0.000042 rms=0.001474 Jy/beam ! Combined flux in latest and established models = 0.985791 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 285 components and 0.985791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064609Jy sigma=1.192188 ! Fit after self-cal, rms=0.064299Jy sigma=1.187024 ! Inverting map ! Added new window around map position (36, -92.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0075679 Jy ! Component: 100 - total flux cleaned = 0.011175 Jy ! Component: 150 - total flux cleaned = 0.0141061 Jy ! Component: 200 - total flux cleaned = 0.0161715 Jy ! Total flux subtracted in 200 components = 0.0161715 Jy ! Clean residual min=-0.004487 max=0.004944 Jy/beam ! Clean residual mean=-0.000034 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 1.00196 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 328 components and 1.00196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062748Jy sigma=1.161517 ! Fit after self-cal, rms=0.062680Jy sigma=1.160039 ! 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=0.062680Jy sigma=1.160039 ! Fit after self-cal, rms=0.060674Jy sigma=1.132778 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.64 mas, bmaj=5.353 mas, bpa=9.564 degrees ! Estimated noise=0.377023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0053273 Jy ! Component: 100 - total flux cleaned = 0.00938383 Jy ! Component: 150 - total flux cleaned = 0.0128111 Jy ! Component: 200 - total flux cleaned = 0.0147366 Jy ! Total flux subtracted in 200 components = 0.0147366 Jy ! Clean residual min=-0.002974 max=0.004105 Jy/beam ! Clean residual mean=-0.000011 rms=0.000944 Jy/beam ! Combined flux in latest and established models = 1.0167 Jy selfcal ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 375 components and 1.0167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059840Jy sigma=1.120039 ! Fit after self-cal, rms=0.059815Jy sigma=1.119108 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 (32.5, -112.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039956 Jy ! Component: 100 - total flux cleaned = 0.00594934 Jy ! Component: 150 - total flux cleaned = 0.0070623 Jy ! Component: 200 - total flux cleaned = 0.00818704 Jy ! Total flux subtracted in 200 components = 0.00818704 Jy ! Clean residual min=-0.002786 max=0.003380 Jy/beam ! Clean residual mean=-0.000008 rms=0.000843 Jy/beam ! Combined flux in latest and established models = 1.02489 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 417 components and 1.02489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059328Jy sigma=1.110951 ! Fit after self-cal, rms=0.059316Jy sigma=1.110740 ! 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=0.059316Jy sigma=1.110740 ! Fit after self-cal, rms=0.059098Jy sigma=1.108006 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.639 mas, bmaj=5.361 mas, bpa=9.732 degrees ! Estimated noise=0.37729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325358 Jy ! Component: 100 - total flux cleaned = 0.0059129 Jy ! Component: 150 - total flux cleaned = 0.00780554 Jy ! Component: 200 - total flux cleaned = 0.00893414 Jy ! Total flux subtracted in 200 components = 0.00893414 Jy ! Clean residual min=-0.002726 max=0.003072 Jy/beam ! Clean residual mean=-0.000009 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 1.03382 Jy selfcal ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 463 components and 1.03382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058741Jy sigma=1.102438 ! Fit after self-cal, rms=0.058734Jy sigma=1.102186 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 = 0.00162216 Jy ! Component: 100 - total flux cleaned = 0.00259746 Jy ! Component: 150 - total flux cleaned = 0.00350488 Jy ! Component: 200 - total flux cleaned = 0.00414345 Jy ! Total flux subtracted in 200 components = 0.00414345 Jy ! Clean residual min=-0.002613 max=0.002865 Jy/beam ! Clean residual mean=-0.000007 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 1.03796 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 484 components and 1.03796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058532Jy sigma=1.098979 ! Fit after self-cal, rms=0.058531Jy sigma=1.098876 ! 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=0.058531Jy sigma=1.098876 ! Fit after self-cal, rms=0.058504Jy sigma=1.098165 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.282 mas, bmaj=8.62 mas, bpa=11.87 degrees ! Estimated noise=0.507901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463329 Jy ! Component: 100 - total flux cleaned = 0.00786682 Jy ! Component: 150 - total flux cleaned = 0.00959161 Jy ! Component: 200 - total flux cleaned = 0.0107864 Jy ! Total flux subtracted in 200 components = 0.0107864 Jy ! Clean residual min=-0.003187 max=0.004083 Jy/beam ! Clean residual mean=-0.000014 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 1.04875 Jy selfcal ! Performing phase self-cal ! Adding 83 model components to the UV plane model. ! The established model now contains 536 components and 1.04875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058250Jy sigma=1.094972 ! Fit after self-cal, rms=0.058230Jy sigma=1.094573 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 (-40, 74). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322115 Jy ! Component: 100 - total flux cleaned = 0.0048547 Jy ! Component: 150 - total flux cleaned = 0.00625252 Jy ! Component: 200 - total flux cleaned = 0.00690806 Jy ! Total flux subtracted in 200 components = 0.00690806 Jy ! Clean residual min=-0.002776 max=0.003053 Jy/beam ! Clean residual mean=-0.000004 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 1.05566 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 592 components and 1.05566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057995Jy sigma=1.090869 ! Fit after self-cal, rms=0.057977Jy sigma=1.090596 ! 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=3.638 mas, bmaj=5.362 mas, bpa=9.815 degrees ! Estimated noise=0.377473 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.638 x 5.362 at 9.815 degrees (North through East) ! Clean map min=-0.0025166 max=0.33444 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=3.07 mas, bmaj=4.611 mas, bpa=8.728 degrees ! Estimated noise=0.615602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.276837 Jy ! Component: 100 - total flux cleaned = 0.407725 Jy ! Component: 150 - total flux cleaned = 0.49483 Jy ! Component: 200 - total flux cleaned = 0.560182 Jy ! Total flux subtracted in 200 components = 0.560182 Jy ! Clean residual min=-0.019237 max=0.038504 Jy/beam ! Clean residual mean=-0.000036 rms=0.006452 Jy/beam ! Combined flux in latest and established models = 0.560182 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 64 model components to the UV plane model. ! The established model now contains 64 components and 0.560182 Jy ! Inverting map and beam ! Estimated beam: bmin=3.638 mas, bmaj=5.362 mas, bpa=9.815 degrees ! Estimated noise=0.377473 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 = 0.0748651 Jy ! Component: 100 - total flux cleaned = 0.130399 Jy ! Component: 150 - total flux cleaned = 0.174876 Jy ! Component: 200 - total flux cleaned = 0.21146 Jy ! Total flux subtracted in 200 components = 0.21146 Jy ! Clean residual min=-0.010843 max=0.022347 Jy/beam ! Clean residual mean=-0.000104 rms=0.004593 Jy/beam ! Combined flux in latest and established models = 0.771642 Jy ! Adding 110 model components to the UV plane model. ! The established model now contains 160 components and 0.771642 Jy ! Inverting map ! Added new window around map position (-2.5, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0308907 Jy ! Component: 100 - total flux cleaned = 0.0574745 Jy ! Component: 150 - total flux cleaned = 0.0806384 Jy ! Component: 200 - total flux cleaned = 0.100993 Jy ! Total flux subtracted in 200 components = 0.100993 Jy ! Clean residual min=-0.007525 max=0.013045 Jy/beam ! Clean residual mean=-0.000065 rms=0.002886 Jy/beam ! Combined flux in latest and established models = 0.872635 Jy ! Adding 102 model components to the UV plane model. ! The established model now contains 246 components and 0.872634 Jy ! Inverting map ! Added new window around map position (-1.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180204 Jy ! Component: 100 - total flux cleaned = 0.0340024 Jy ! Component: 150 - total flux cleaned = 0.0482349 Jy ! Component: 200 - total flux cleaned = 0.0609443 Jy ! Total flux subtracted in 200 components = 0.0609443 Jy ! Clean residual min=-0.005526 max=0.008084 Jy/beam ! Clean residual mean=-0.000043 rms=0.001933 Jy/beam ! Combined flux in latest and established models = 0.933579 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 314 components and 0.933579 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.282 mas, bmaj=8.62 mas, bpa=11.87 degrees ! Estimated noise=0.507901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0232911 Jy ! Component: 100 - total flux cleaned = 0.0409639 Jy ! Component: 150 - total flux cleaned = 0.054899 Jy ! Component: 200 - total flux cleaned = 0.0660901 Jy ! Total flux subtracted in 200 components = 0.0660901 Jy ! Clean residual min=-0.004757 max=0.007178 Jy/beam ! Clean residual mean=-0.000043 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 0.999669 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 = 0.00909169 Jy ! Component: 100 - total flux cleaned = 0.0165576 Jy ! Component: 150 - total flux cleaned = 0.0227812 Jy ! Component: 200 - total flux cleaned = 0.0280884 Jy ! Total flux subtracted in 200 components = 0.0280884 Jy ! Clean residual min=-0.003685 max=0.004500 Jy/beam ! Clean residual mean=-0.000016 rms=0.001207 Jy/beam ! Combined flux in latest and established models = 1.02776 Jy ! Adding 210 model components to the UV plane model. ! The established model now contains 494 components and 1.02776 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.638 mas, bmaj=5.362 mas, bpa=9.815 degrees ! Estimated noise=0.377473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433563 Jy ! Component: 100 - total flux cleaned = 0.00780854 Jy ! Component: 150 - total flux cleaned = 0.0106637 Jy ! Component: 200 - total flux cleaned = 0.0130385 Jy ! Total flux subtracted in 200 components = 0.0130385 Jy ! Clean residual min=-0.002914 max=0.003568 Jy/beam ! Clean residual mean=-0.000005 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 1.0408 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 525 components and 1.0408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058648Jy sigma=1.104330 ! Fit after self-cal, rms=0.058603Jy sigma=1.102946 wmodel J0843+4215_S_map.mod ! Writing 525 model components to file: J0843+4215_S_map.mod wobs J0843+4215_S_uvs.fits ! Writing UV FITS file: J0843+4215_S_uvs.fits wwins J0843+4215_S_map.win ! wwins: Wrote 13 windows to J0843+4215_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 = 0.000788681 Jy ! Component: 100 - total flux cleaned = 0.00129305 Jy ! Component: 150 - total flux cleaned = 0.00148113 Jy ! Component: 200 - total flux cleaned = 0.00148151 Jy ! Component: 250 - total flux cleaned = 0.00139565 Jy ! Component: 300 - total flux cleaned = 0.00139605 Jy ! Component: 350 - total flux cleaned = 0.00131474 Jy ! Component: 400 - total flux cleaned = 0.00127412 Jy ! Component: 450 - total flux cleaned = 0.00135006 Jy ! Component: 500 - total flux cleaned = 0.00131182 Jy ! Component: 550 - total flux cleaned = 0.00142266 Jy ! Component: 600 - total flux cleaned = 0.00164063 Jy ! Component: 650 - total flux cleaned = 0.00178286 Jy ! Component: 700 - total flux cleaned = 0.00199359 Jy ! Component: 750 - total flux cleaned = 0.00209736 Jy ! Component: 800 - total flux cleaned = 0.00230097 Jy ! Component: 850 - total flux cleaned = 0.00240095 Jy ! Component: 900 - total flux cleaned = 0.00249899 Jy ! Component: 950 - total flux cleaned = 0.00253047 Jy ! Component: 1000 - total flux cleaned = 0.00265784 Jy ! Component: 1050 - total flux cleaned = 0.00275127 Jy ! Component: 1100 - total flux cleaned = 0.00281326 Jy ! Component: 1150 - total flux cleaned = 0.00299551 Jy ! Component: 1200 - total flux cleaned = 0.00296534 Jy ! Component: 1250 - total flux cleaned = 0.00311408 Jy ! Component: 1300 - total flux cleaned = 0.0031725 Jy ! Component: 1350 - total flux cleaned = 0.00331618 Jy ! Component: 1400 - total flux cleaned = 0.00345828 Jy ! Component: 1450 - total flux cleaned = 0.00365453 Jy ! Component: 1500 - total flux cleaned = 0.00373704 Jy ! Component: 1550 - total flux cleaned = 0.00387368 Jy ! Component: 1600 - total flux cleaned = 0.00398162 Jy ! Component: 1650 - total flux cleaned = 0.0042475 Jy ! Component: 1700 - total flux cleaned = 0.00440476 Jy ! Component: 1750 - total flux cleaned = 0.00448315 Jy ! Component: 1800 - total flux cleaned = 0.00476535 Jy ! Component: 1850 - total flux cleaned = 0.00491702 Jy ! Component: 1900 - total flux cleaned = 0.00516688 Jy ! Component: 1950 - total flux cleaned = 0.0053645 Jy ! Component: 2000 - total flux cleaned = 0.005584 Jy ! Component: 2050 - total flux cleaned = 0.00570468 Jy ! Component: 2100 - total flux cleaned = 0.0058722 Jy ! Component: 2150 - total flux cleaned = 0.00613168 Jy ! Component: 2200 - total flux cleaned = 0.0062482 Jy ! Component: 2250 - total flux cleaned = 0.00638651 Jy ! Component: 2300 - total flux cleaned = 0.00652397 Jy ! Component: 2350 - total flux cleaned = 0.00677273 Jy ! Component: 2400 - total flux cleaned = 0.00688475 Jy ! Component: 2450 - total flux cleaned = 0.00710644 Jy ! Component: 2500 - total flux cleaned = 0.00710667 Jy ! Component: 2550 - total flux cleaned = 0.00717192 Jy ! Component: 2600 - total flux cleaned = 0.00736527 Jy ! Component: 2650 - total flux cleaned = 0.00747114 Jy ! Component: 2700 - total flux cleaned = 0.00757633 Jy ! Component: 2750 - total flux cleaned = 0.00765981 Jy ! Component: 2800 - total flux cleaned = 0.00774246 Jy ! Component: 2850 - total flux cleaned = 0.00784467 Jy ! Component: 2900 - total flux cleaned = 0.00796616 Jy ! Component: 2950 - total flux cleaned = 0.00808652 Jy ! Component: 3000 - total flux cleaned = 0.00818578 Jy ! Component: 3050 - total flux cleaned = 0.00826477 Jy ! Component: 3100 - total flux cleaned = 0.00838203 Jy ! Component: 3150 - total flux cleaned = 0.00847865 Jy ! Component: 3200 - total flux cleaned = 0.00865119 Jy ! Component: 3250 - total flux cleaned = 0.00876534 Jy ! Component: 3300 - total flux cleaned = 0.008935 Jy ! Component: 3350 - total flux cleaned = 0.00899075 Jy ! Component: 3400 - total flux cleaned = 0.00923137 Jy ! Component: 3450 - total flux cleaned = 0.00923123 Jy ! Component: 3500 - total flux cleaned = 0.00930401 Jy ! Component: 3550 - total flux cleaned = 0.00946652 Jy ! Component: 3600 - total flux cleaned = 0.00966353 Jy ! Component: 3650 - total flux cleaned = 0.00975211 Jy ! Component: 3700 - total flux cleaned = 0.00985792 Jy ! Component: 3750 - total flux cleaned = 0.0099454 Jy ! Component: 3800 - total flux cleaned = 0.0100669 Jy ! Component: 3850 - total flux cleaned = 0.0101869 Jy ! Component: 3900 - total flux cleaned = 0.0103914 Jy ! Component: 3950 - total flux cleaned = 0.0105097 Jy ! Component: 4000 - total flux cleaned = 0.0105769 Jy ! Component: 4050 - total flux cleaned = 0.0107097 Jy ! Total flux subtracted in 4096 components = 0.0108253 Jy ! Clean residual min=-0.001021 max=0.001064 Jy/beam ! Clean residual mean=0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 1.05162 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 842 components and 1.05162 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0843+4215_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.638 x 5.362 at 9.815 degrees (North through East) ! Clean map min=-0.0017781 max=0.33559 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0843+4215_S_map.fits wmodel /vlbi/uf001/uva//J0843+4215_S_map.mod ! Writing 842 model components to file: /vlbi/uf001/uva//J0843+4215_S_map.mod wobs /vlbi/uf001/uva//J0843+4215_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0843+4215_S_uvs.fits wwins /vlbi/uf001/uva//J0843+4215_S_map.win ! wwins: Wrote 14 windows to /vlbi/uf001/uva//J0843+4215_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.335593 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000307558 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.274938 0.274938 0.549877 1.09975 2.19951 4.39901 8.79802 17.596 35.1921 70.3842 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.335 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1091.15 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0843+4215_S_dfm.log closed on Mon Jan 14 00:04:25 2019