! Started logfile: /vlbi/uf001/uvm//J1751+0939_S_a_dfm.log on Sun Jan 13 22:09:34 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/uvm//J1751+0939_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1751+0939_S_a_uvm.fits ! AN table 1: 34 integrations on 45 of 45 possible baselines. ! AN table 2: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.819732 visibilities/baseline/integration-bin. ! Found source: J1751+0939 ! ! 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 4038 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 J1751+0939_S_a] 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 84 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.745877Jy sigma=19.354711 ! Fit after self-cal, rms=0.502154Jy sigma=5.407206 ! 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=2.49 mas, bmaj=6.492 mas, bpa=-6.575 degrees ! Estimated noise=1.33907 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 = 1.09315 Jy ! Component: 100 - total flux cleaned = 1.33321 Jy ! Total flux subtracted in 100 components = 1.33321 Jy ! Clean residual min=-0.036607 max=0.076704 Jy/beam ! Clean residual mean=-0.000005 rms=0.008207 Jy/beam ! Combined flux in latest and established models = 1.33321 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.33321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.268576Jy sigma=2.843600 ! Fit after self-cal, rms=0.268538Jy sigma=2.843478 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0786988 Jy ! Component: 100 - total flux cleaned = 0.114834 Jy ! Total flux subtracted in 100 components = 0.114834 Jy ! Clean residual min=-0.032717 max=0.035313 Jy/beam ! Clean residual mean=0.000042 rms=0.007260 Jy/beam ! Combined flux in latest and established models = 1.44805 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 1.44805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.238761Jy sigma=2.543208 ! Fit after self-cal, rms=0.238696Jy sigma=2.542384 ! 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=3.051 mas, bmaj=7.271 mas, bpa=-5.551 degrees ! Estimated noise=1.13086 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 = 0.028749 Jy ! Component: 100 - total flux cleaned = 0.0456088 Jy ! Component: 150 - total flux cleaned = 0.0561942 Jy ! Component: 200 - total flux cleaned = 0.0631095 Jy ! Total flux subtracted in 200 components = 0.0631095 Jy ! Clean residual min=-0.029152 max=0.032859 Jy/beam ! Clean residual mean=0.000166 rms=0.007000 Jy/beam ! Combined flux in latest and established models = 1.51116 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 1.51116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.234166Jy sigma=2.505896 ! Fit after self-cal, rms=0.234081Jy sigma=2.504316 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.051 x 7.271 at -5.551 degrees (North through East) ! Clean map min=-0.028307 max=1.414 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.99 KP 1.02 ! LA 0.94 MK 1.00 NL 1.05 OV 0.97 ! PT 1.02 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.68 HN 1.03 LA 1.01 MK 1.02 ! NL 1.11 OV 2.27 PT 0.90 SC 1.02 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.00 KP 1.01 ! LA 0.94 MK 0.98 NL 1.08 OV 0.98 ! PT 0.95 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 HN 0.95 LA 1.07 MK 0.98 ! NL 1.11 OV 2.14 PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.99 KP 1.01 ! LA 0.94 MK 1.01 NL 1.07 OV 0.97 ! PT 0.94 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 HN 0.98 LA 1.07 MK 1.00 ! NL 1.17 OV 2.11 PT 0.92 SC 0.96 ! ! ! Fit before self-cal, rms=0.234081Jy sigma=2.504316 ! Fit after self-cal, rms=0.194849Jy sigma=2.042483 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.055 mas, bmaj=7.329 mas, bpa=-5.822 degrees ! Estimated noise=1.13607 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 = -0.00451546 Jy ! Component: 100 - total flux cleaned = -0.00588195 Jy ! Component: 150 - total flux cleaned = -0.00684575 Jy ! Component: 200 - total flux cleaned = -0.00768025 Jy ! Total flux subtracted in 200 components = -0.00768025 Jy ! Clean residual min=-0.025923 max=0.022795 Jy/beam ! Clean residual mean=0.000209 rms=0.005397 Jy/beam ! Combined flux in latest and established models = 1.50348 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 1.50348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.194403Jy sigma=2.037039 ! Fit after self-cal, rms=0.194463Jy sigma=2.036518 ! 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=0.194463Jy sigma=2.036518 ! Fit after self-cal, rms=0.086766Jy sigma=0.819102 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.043 mas, bmaj=7.318 mas, bpa=-5.733 degrees ! Estimated noise=1.13581 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00595089 Jy ! Component: 100 - total flux cleaned = 0.00564868 Jy ! Component: 150 - total flux cleaned = 0.00524766 Jy ! Component: 200 - total flux cleaned = 0.00467604 Jy ! Total flux subtracted in 200 components = 0.00467604 Jy ! Clean residual min=-0.005844 max=0.014675 Jy/beam ! Clean residual mean=0.000016 rms=0.001470 Jy/beam ! Combined flux in latest and established models = 1.50815 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 53 components and 1.50815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085959Jy sigma=0.810393 ! Fit after self-cal, rms=0.085994Jy sigma=0.809185 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 (5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130691 Jy ! Component: 100 - total flux cleaned = 0.0152749 Jy ! Component: 150 - total flux cleaned = 0.0156413 Jy ! Component: 200 - total flux cleaned = 0.0156606 Jy ! Total flux subtracted in 200 components = 0.0156606 Jy ! Clean residual min=-0.004974 max=0.005747 Jy/beam ! Clean residual mean=0.000021 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 1.52381 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 1.52381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083872Jy sigma=0.782941 ! Fit after self-cal, rms=0.083720Jy sigma=0.781152 ! Inverting map ! Added new window around map position (18, 10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00487745 Jy ! Component: 100 - total flux cleaned = 0.0064673 Jy ! Component: 150 - total flux cleaned = 0.0072609 Jy ! Component: 200 - total flux cleaned = 0.00795254 Jy ! Total flux subtracted in 200 components = 0.00795254 Jy ! Clean residual min=-0.004772 max=0.005255 Jy/beam ! Clean residual mean=0.000022 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 1.53176 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 1.53176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083120Jy sigma=0.774115 ! Fit after self-cal, rms=0.083105Jy sigma=0.773697 ! Inverting map ! Added new window around map position (16.5, -122.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499522 Jy ! Component: 100 - total flux cleaned = 0.00691873 Jy ! Component: 150 - total flux cleaned = 0.00803596 Jy ! Component: 200 - total flux cleaned = 0.0087709 Jy ! Total flux subtracted in 200 components = 0.0087709 Jy ! Clean residual min=-0.004601 max=0.004862 Jy/beam ! Clean residual mean=0.000022 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 1.54054 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 1.54054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082664Jy sigma=0.769201 ! Fit after self-cal, rms=0.082656Jy sigma=0.768952 ! Inverting map ! Added new window around map position (-10.5, 89). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371137 Jy ! Component: 100 - total flux cleaned = 0.00442093 Jy ! Component: 150 - total flux cleaned = 0.00488077 Jy ! Component: 200 - total flux cleaned = 0.00512985 Jy ! Total flux subtracted in 200 components = 0.00512985 Jy ! Clean residual min=-0.004469 max=0.004491 Jy/beam ! Clean residual mean=0.000022 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 1.54567 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 138 components and 1.54567 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082309Jy sigma=0.765430 ! Fit after self-cal, rms=0.082300Jy sigma=0.765250 ! 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=0.082300Jy sigma=0.765250 ! Fit after self-cal, rms=0.080538Jy sigma=0.740479 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.039 mas, bmaj=7.315 mas, bpa=-5.755 degrees ! Estimated noise=1.13568 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392939 Jy ! Component: 100 - total flux cleaned = 0.00424935 Jy ! Component: 150 - total flux cleaned = 0.0043371 Jy ! Component: 200 - total flux cleaned = 0.00433849 Jy ! Total flux subtracted in 200 components = 0.00433849 Jy ! Clean residual min=-0.003971 max=0.003588 Jy/beam ! Clean residual mean=0.000004 rms=0.000851 Jy/beam ! Combined flux in latest and established models = 1.55 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 164 components and 1.55 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080283Jy sigma=0.737179 ! Fit after self-cal, rms=0.080273Jy sigma=0.736961 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 = 0.0010118 Jy ! Component: 100 - total flux cleaned = 0.00114745 Jy ! Component: 150 - total flux cleaned = 0.00127118 Jy ! Component: 200 - total flux cleaned = 0.00132983 Jy ! Total flux subtracted in 200 components = 0.00132983 Jy ! Clean residual min=-0.003807 max=0.003499 Jy/beam ! Clean residual mean=0.000005 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 1.55133 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 181 components and 1.55133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080170Jy sigma=0.735697 ! Fit after self-cal, rms=0.080166Jy sigma=0.735644 ! 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=0.080166Jy sigma=0.735644 ! Fit after self-cal, rms=0.080128Jy sigma=0.734874 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.094 mas, bmaj=10.58 mas, bpa=-0.6794 degrees ! Estimated noise=1.52992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121344 Jy ! Component: 100 - total flux cleaned = 0.000777492 Jy ! Component: 150 - total flux cleaned = 0.000360521 Jy ! Component: 200 - total flux cleaned = 0.000119366 Jy ! Total flux subtracted in 200 components = 0.000119366 Jy ! Clean residual min=-0.003750 max=0.003760 Jy/beam ! Clean residual mean=0.000010 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 1.55145 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 209 components and 1.55145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080020Jy sigma=0.734034 ! Fit after self-cal, rms=0.080020Jy sigma=0.733890 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 = 0.00027115 Jy ! Component: 100 - total flux cleaned = 5.93529e-05 Jy ! Component: 150 - total flux cleaned = 1.216e-05 Jy ! Component: 200 - total flux cleaned = -0.000119183 Jy ! Total flux subtracted in 200 components = -0.000119183 Jy ! Clean residual min=-0.003626 max=0.003736 Jy/beam ! Clean residual mean=0.000012 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 1.55133 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 230 components and 1.55133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079981Jy sigma=0.733652 ! Fit after self-cal, rms=0.079986Jy sigma=0.733626 ! 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=3.038 mas, bmaj=7.313 mas, bpa=-5.772 degrees ! Estimated noise=1.13599 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.038 x 7.313 at -5.772 degrees (North through East) ! Clean map min=-0.0037959 max=1.4146 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=0.079986Jy sigma=0.733626 ! Fit after self-cal, rms=0.071266Jy sigma=0.656854 ! Inverting map and beam ! Estimated beam: bmin=3.037 mas, bmaj=7.311 mas, bpa=-5.77 degrees ! Estimated noise=1.13636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142 Jy ! Component: 100 - total flux cleaned = 0.00154998 Jy ! Component: 150 - total flux cleaned = 0.00177241 Jy ! Component: 200 - total flux cleaned = 0.00196759 Jy ! Total flux subtracted in 200 components = 0.00196759 Jy ! Clean residual min=-0.003212 max=0.003061 Jy/beam ! Clean residual mean=0.000005 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 1.5533 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 244 components and 1.5533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071171Jy sigma=0.655646 ! Fit after self-cal, rms=0.071170Jy sigma=0.655536 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132089 Jy ! Component: 100 - total flux cleaned = 0.00036049 Jy ! Component: 150 - total flux cleaned = 0.000486851 Jy ! Component: 200 - total flux cleaned = 0.000568248 Jy ! Total flux subtracted in 200 components = 0.000568248 Jy ! Clean residual min=-0.003139 max=0.003012 Jy/beam ! Clean residual mean=0.000005 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 1.55387 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 259 components and 1.55387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071120Jy sigma=0.654911 ! Fit after self-cal, rms=0.071119Jy sigma=0.654871 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071119Jy sigma=0.654871 ! Fit after self-cal, rms=0.071117Jy sigma=0.654634 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=2.478 mas, bmaj=6.516 mas, bpa=-6.625 degrees ! Estimated noise=1.34175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.09298 Jy ! Component: 100 - total flux cleaned = 1.33481 Jy ! Component: 150 - total flux cleaned = 1.41798 Jy ! Component: 200 - total flux cleaned = 1.45576 Jy ! Total flux subtracted in 200 components = 1.45576 Jy ! Clean residual min=-0.008022 max=0.018352 Jy/beam ! Clean residual mean=-0.000022 rms=0.001769 Jy/beam ! Combined flux in latest and established models = 1.45576 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 17 model components to the UV plane model. ! The established model now contains 17 components and 1.45576 Jy ! Inverting map and beam ! Estimated beam: bmin=3.036 mas, bmaj=7.311 mas, bpa=-5.788 degrees ! Estimated noise=1.1365 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 = 0.0298242 Jy ! Component: 100 - total flux cleaned = 0.0471595 Jy ! Component: 150 - total flux cleaned = 0.0582499 Jy ! Component: 200 - total flux cleaned = 0.0660281 Jy ! Total flux subtracted in 200 components = 0.0660281 Jy ! Clean residual min=-0.004628 max=0.005872 Jy/beam ! Clean residual mean=-0.000003 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 1.52179 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 59 components and 1.52179 Jy ! Inverting map ! Added new window around map position (-2.5, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055401 Jy ! Component: 100 - total flux cleaned = 0.00960629 Jy ! Component: 150 - total flux cleaned = 0.0124222 Jy ! Component: 200 - total flux cleaned = 0.0146163 Jy ! Total flux subtracted in 200 components = 0.0146163 Jy ! Clean residual min=-0.003823 max=0.003853 Jy/beam ! Clean residual mean=-0.000000 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 1.5364 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 86 components and 1.5364 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=7.092 mas, bmaj=10.58 mas, bpa=-0.7368 degrees ! Estimated noise=1.53173 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0057315 Jy ! Component: 100 - total flux cleaned = 0.00933868 Jy ! Component: 150 - total flux cleaned = 0.0112329 Jy ! Component: 200 - total flux cleaned = 0.0125462 Jy ! Total flux subtracted in 200 components = 0.0125462 Jy ! Clean residual min=-0.004175 max=0.003807 Jy/beam ! Clean residual mean=0.000008 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.54895 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 = 0.000978591 Jy ! Component: 100 - total flux cleaned = 0.0018478 Jy ! Component: 150 - total flux cleaned = 0.00216187 Jy ! Component: 200 - total flux cleaned = 0.00230783 Jy ! Total flux subtracted in 200 components = 0.00230783 Jy ! Clean residual min=-0.003913 max=0.003654 Jy/beam ! Clean residual mean=0.000010 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 1.55126 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 167 components and 1.55126 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.036 mas, bmaj=7.311 mas, bpa=-5.788 degrees ! Estimated noise=1.1365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000223199 Jy ! Component: 100 - total flux cleaned = -0.000236807 Jy ! Component: 150 - total flux cleaned = 0.000439082 Jy ! Component: 200 - total flux cleaned = 0.000964017 Jy ! Total flux subtracted in 200 components = 0.000964017 Jy ! Clean residual min=-0.003474 max=0.003661 Jy/beam ! Clean residual mean=0.000004 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 1.55222 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 187 components and 1.55222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071461Jy sigma=0.660045 ! Fit after self-cal, rms=0.071401Jy sigma=0.659124 wmodel J1751+0939_S_a_map.mod ! Writing 187 model components to file: J1751+0939_S_a_map.mod wobs J1751+0939_S_a_uvs.fits ! Writing UV FITS file: J1751+0939_S_a_uvs.fits wwins J1751+0939_S_a_map.win ! wwins: Wrote 6 windows to J1751+0939_S_a_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 = 0.00053534 Jy ! Component: 100 - total flux cleaned = 0.000807303 Jy ! Component: 150 - total flux cleaned = 0.000859677 Jy ! Component: 200 - total flux cleaned = 0.00101326 Jy ! Component: 250 - total flux cleaned = 0.00111304 Jy ! Component: 300 - total flux cleaned = 0.00101539 Jy ! Component: 350 - total flux cleaned = 0.00115969 Jy ! Component: 400 - total flux cleaned = 0.0011596 Jy ! Component: 450 - total flux cleaned = 0.00115995 Jy ! Component: 500 - total flux cleaned = 0.00116017 Jy ! Component: 550 - total flux cleaned = 0.00116081 Jy ! Component: 600 - total flux cleaned = 0.00134071 Jy ! Component: 650 - total flux cleaned = 0.00142844 Jy ! Component: 700 - total flux cleaned = 0.00134125 Jy ! Component: 750 - total flux cleaned = 0.00138431 Jy ! Component: 800 - total flux cleaned = 0.00125652 Jy ! Component: 850 - total flux cleaned = 0.00125661 Jy ! Component: 900 - total flux cleaned = 0.00125625 Jy ! Component: 950 - total flux cleaned = 0.00113193 Jy ! Component: 1000 - total flux cleaned = 0.00117306 Jy ! Component: 1050 - total flux cleaned = 0.00117309 Jy ! Component: 1100 - total flux cleaned = 0.00121314 Jy ! Component: 1150 - total flux cleaned = 0.0011337 Jy ! Component: 1200 - total flux cleaned = 0.00113395 Jy ! Component: 1250 - total flux cleaned = 0.00117309 Jy ! Component: 1300 - total flux cleaned = 0.00117254 Jy ! Component: 1350 - total flux cleaned = 0.00113446 Jy ! Component: 1400 - total flux cleaned = 0.00124756 Jy ! Component: 1450 - total flux cleaned = 0.00113549 Jy ! Component: 1500 - total flux cleaned = 0.00109814 Jy ! Component: 1550 - total flux cleaned = 0.00106167 Jy ! Component: 1600 - total flux cleaned = 0.00106143 Jy ! Component: 1650 - total flux cleaned = 0.00102559 Jy ! Component: 1700 - total flux cleaned = 0.00106158 Jy ! Component: 1750 - total flux cleaned = 0.00106152 Jy ! Component: 1800 - total flux cleaned = 0.0010263 Jy ! Component: 1850 - total flux cleaned = 0.000991341 Jy ! Component: 1900 - total flux cleaned = 0.0012359 Jy ! Component: 1950 - total flux cleaned = 0.00127017 Jy ! Component: 2000 - total flux cleaned = 0.00137373 Jy ! Component: 2050 - total flux cleaned = 0.0013735 Jy ! Component: 2100 - total flux cleaned = 0.00144126 Jy ! Component: 2150 - total flux cleaned = 0.00144099 Jy ! Component: 2200 - total flux cleaned = 0.00150808 Jy ! Component: 2250 - total flux cleaned = 0.00157473 Jy ! Component: 2300 - total flux cleaned = 0.00170722 Jy ! Component: 2350 - total flux cleaned = 0.00177306 Jy ! Component: 2400 - total flux cleaned = 0.00187117 Jy ! Component: 2450 - total flux cleaned = 0.00200117 Jy ! Component: 2500 - total flux cleaned = 0.0021625 Jy ! Component: 2550 - total flux cleaned = 0.00222645 Jy ! Component: 2600 - total flux cleaned = 0.00235417 Jy ! Component: 2650 - total flux cleaned = 0.00248072 Jy ! Component: 2700 - total flux cleaned = 0.00254348 Jy ! Component: 2750 - total flux cleaned = 0.0025436 Jy ! Component: 2800 - total flux cleaned = 0.00279325 Jy ! Component: 2850 - total flux cleaned = 0.00276215 Jy ! Component: 2900 - total flux cleaned = 0.00285447 Jy ! Component: 2950 - total flux cleaned = 0.00297732 Jy ! Component: 3000 - total flux cleaned = 0.00303842 Jy ! Component: 3050 - total flux cleaned = 0.00325088 Jy ! Component: 3100 - total flux cleaned = 0.00337134 Jy ! Component: 3150 - total flux cleaned = 0.00346128 Jy ! Component: 3200 - total flux cleaned = 0.00361055 Jy ! Component: 3250 - total flux cleaned = 0.0035805 Jy ! Component: 3300 - total flux cleaned = 0.00372832 Jy ! Component: 3350 - total flux cleaned = 0.00369886 Jy ! Component: 3400 - total flux cleaned = 0.00387458 Jy ! Component: 3450 - total flux cleaned = 0.00393256 Jy ! Component: 3500 - total flux cleaned = 0.00404865 Jy ! Component: 3550 - total flux cleaned = 0.00407736 Jy ! Component: 3600 - total flux cleaned = 0.00404865 Jy ! Component: 3650 - total flux cleaned = 0.00422005 Jy ! Component: 3700 - total flux cleaned = 0.00430541 Jy ! Component: 3750 - total flux cleaned = 0.00439034 Jy ! Component: 3800 - total flux cleaned = 0.00436194 Jy ! Component: 3850 - total flux cleaned = 0.00450215 Jy ! Component: 3900 - total flux cleaned = 0.00455789 Jy ! Component: 3950 - total flux cleaned = 0.00458573 Jy ! Component: 4000 - total flux cleaned = 0.00461328 Jy ! Component: 4050 - total flux cleaned = 0.00483399 Jy ! Total flux subtracted in 4096 components = 0.00497141 Jy ! Clean residual min=-0.001651 max=0.001978 Jy/beam ! Clean residual mean=0.000005 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 1.55719 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 506 components and 1.55719 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1751+0939_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.036 x 7.311 at -5.788 degrees (North through East) ! Clean map min=-0.0025061 max=1.4157 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1751+0939_S_a_map.fits wmodel /vlbi/uf001/uvm//J1751+0939_S_a_map.mod ! Writing 506 model components to file: /vlbi/uf001/uvm//J1751+0939_S_a_map.mod wobs /vlbi/uf001/uvm//J1751+0939_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1751+0939_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1751+0939_S_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1751+0939_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.41575 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000527209 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.111717 0.111717 0.223433 0.446867 0.893734 1.78747 3.57493 7.14987 14.2997 28.5995 57.199 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.415 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2685.36 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1751+0939_S_a_dfm.log closed on Sun Jan 13 22:09:38 2019