! Started logfile: /vlbi/uf001/uvm//J2247-3657_S_a_dfm.log on Sun Jan 13 22:40:31 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//J2247-3657_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2247-3657_S_a_uvm.fits ! AN table 1: 9 integrations on 21 of 21 possible baselines. ! AN table 2: 4 integrations on 28 of 28 possible baselines. ! AN table 3: 4 integrations on 28 of 28 possible baselines. ! AN table 4: 12 integrations on 36 of 36 possible baselines. ! AN table 5: 14 integrations on 45 of 45 possible baselines. ! AN table 6: 4 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.8443 visibilities/baseline/integration-bin. ! Found source: J2247-3657 ! ! 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 40 lines of history. ! ! Reading 3888 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 J2247-3657_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 7 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! A total of 17 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 9 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! A total of 17 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 9 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! A total of 17 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 9 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.081756Jy sigma=12.956753 ! Fit after self-cal, rms=0.683556Jy sigma=7.859266 ! 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=2.288 mas, bmaj=6.821 mas, bpa=0.5122 degrees ! Estimated noise=1.34246 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 = 0.247605 Jy ! Component: 100 - total flux cleaned = 0.317215 Jy ! Total flux subtracted in 100 components = 0.317215 Jy ! Clean residual min=-0.024214 max=0.059638 Jy/beam ! Clean residual mean=-0.000230 rms=0.005955 Jy/beam ! Combined flux in latest and established models = 0.317215 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.317215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.206903Jy sigma=2.418961 ! Fit after self-cal, rms=0.206784Jy sigma=2.418229 ! Inverting map ! Added new window around map position (5, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0591401 Jy ! Component: 100 - total flux cleaned = 0.0979964 Jy ! Total flux subtracted in 100 components = 0.0979964 Jy ! Clean residual min=-0.022080 max=0.044115 Jy/beam ! Clean residual mean=-0.000176 rms=0.004748 Jy/beam ! Combined flux in latest and established models = 0.415211 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.415211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.173324Jy sigma=1.969253 ! Fit after self-cal, rms=0.170966Jy sigma=1.942442 ! Inverting map ! Added new window around map position (6, 19). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0387106 Jy ! Component: 100 - total flux cleaned = 0.0642643 Jy ! Total flux subtracted in 100 components = 0.0642643 Jy ! Clean residual min=-0.018661 max=0.034698 Jy/beam ! Clean residual mean=-0.000143 rms=0.003901 Jy/beam ! Combined flux in latest and established models = 0.479476 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 63 components and 0.479476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154424Jy sigma=1.708556 ! Fit after self-cal, rms=0.152824Jy sigma=1.688926 ! Inverting map ! Added new window around map position (-6, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296951 Jy ! Component: 100 - total flux cleaned = 0.051113 Jy ! Total flux subtracted in 100 components = 0.051113 Jy ! Clean residual min=-0.014636 max=0.024543 Jy/beam ! Clean residual mean=-0.000112 rms=0.003267 Jy/beam ! Combined flux in latest and established models = 0.530589 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 79 components and 0.530589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142750Jy sigma=1.544530 ! Fit after self-cal, rms=0.142525Jy sigma=1.541267 ! Inverting map ! Added new window around map position (9.5, 14.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237218 Jy ! Component: 100 - total flux cleaned = 0.0404667 Jy ! Total flux subtracted in 100 components = 0.0404667 Jy ! Clean residual min=-0.013702 max=0.015307 Jy/beam ! Clean residual mean=-0.000088 rms=0.002897 Jy/beam ! Combined flux in latest and established models = 0.571055 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 0.571055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136056Jy sigma=1.447744 ! Fit after self-cal, rms=0.135868Jy sigma=1.445245 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.833 mas, bmaj=7.901 mas, bpa=0.1564 degrees ! Estimated noise=1.0587 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 = 0.0238755 Jy ! Component: 100 - total flux cleaned = 0.040742 Jy ! Component: 150 - total flux cleaned = 0.0532128 Jy ! Component: 200 - total flux cleaned = 0.0626259 Jy ! Total flux subtracted in 200 components = 0.0626259 Jy ! Clean residual min=-0.012040 max=0.015533 Jy/beam ! Clean residual mean=-0.000324 rms=0.003755 Jy/beam ! Combined flux in latest and established models = 0.633681 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 124 components and 0.633681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.131100Jy sigma=1.364046 ! Fit after self-cal, rms=0.130939Jy sigma=1.361626 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.833 x 7.901 at 0.1564 degrees (North through East) ! Clean map min=-0.011655 max=0.29787 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 LA 0.88 MK 0.98 NL 1.16 ! OV 2.76 PT 0.96 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 0.95 KP 1.02 LA 0.91 ! MK 0.98 NL 1.42 OV 0.92 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 FD 0.93 LA 0.89 MK 1.00 ! NL 1.39 OV 0.92 PT 0.95 SC 0.93 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.92 KP 0.96 LA 0.91 ! MK 1.03 NL 1.12 OV 0.93 PT 0.96 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.11 FD 0.97 HN 1.85 KP 0.97 ! LA 1.04 MK 1.01 NL 1.00 OV 0.94 ! PT 0.93 SC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 KP 0.92 LA 0.93 MK 1.09 ! OV 0.96 PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 LA 0.91 MK 1.07 NL 1.26 ! OV 2.33 PT 0.96 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 0.97 KP 0.90 LA 0.91 ! MK 0.97 NL 1.01 OV 0.91 SC 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.84 LA 0.85 MK 0.98 ! NL 1.52 OV 0.96 PT 1.00 SC 1.08 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 0.87 KP 0.95 LA 0.93 ! MK 0.99 NL 1.18 OV 0.95 PT 0.96 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.14 FD 0.95 HN 1.68 KP 0.99 ! LA 1.09 MK 1.03 NL 1.12 OV 0.96 ! PT 0.94 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 0.97 KP 0.96 LA 0.97 MK 1.14 ! OV 0.89 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 LA 0.91 MK 1.01 NL 1.09 ! OV 3.05 PT 0.96 SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.88 KP 1.01 LA 1.05 ! MK 1.04 NL 1.11 OV 0.90 SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.91 LA 0.86 MK 0.97 ! NL 1.48 OV 1.03 PT 0.99 SC 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.87 KP 0.97 LA 0.93 ! MK 0.97 NL 1.15 OV 0.98 PT 0.96 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.13 FD 0.97 HN 1.60 KP 1.01 ! LA 1.06 MK 1.06 NL 1.11 OV 0.94 ! PT 0.94 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! FD 0.97 KP 0.98 LA 0.94 MK 1.27 ! OV 0.94 PT 0.92 ! ! ! Fit before self-cal, rms=0.130939Jy sigma=1.361626 ! Fit after self-cal, rms=0.152570Jy sigma=1.154434 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.859 mas, bmaj=7.913 mas, bpa=0.4126 degrees ! Estimated noise=1.10087 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 = -0.00393267 Jy ! Component: 100 - total flux cleaned = -0.00451332 Jy ! Component: 150 - total flux cleaned = -0.00484063 Jy ! Component: 200 - total flux cleaned = -0.00498691 Jy ! Total flux subtracted in 200 components = -0.00498691 Jy ! Clean residual min=-0.006631 max=0.008356 Jy/beam ! Clean residual mean=-0.000136 rms=0.001798 Jy/beam ! Combined flux in latest and established models = 0.628694 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 141 components and 0.628694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.152055Jy sigma=1.148240 ! Fit after self-cal, rms=0.152621Jy sigma=1.146833 ! 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=0.152621Jy sigma=1.146833 ! Fit after self-cal, rms=0.157217Jy sigma=1.118745 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.861 mas, bmaj=7.925 mas, bpa=0.3634 degrees ! Estimated noise=1.1021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00255791 Jy ! Component: 100 - total flux cleaned = -0.00269822 Jy ! Component: 150 - total flux cleaned = -0.0025687 Jy ! Component: 200 - total flux cleaned = -0.00256653 Jy ! Total flux subtracted in 200 components = -0.00256653 Jy ! Clean residual min=-0.005748 max=0.007959 Jy/beam ! Clean residual mean=-0.000089 rms=0.001559 Jy/beam ! Combined flux in latest and established models = 0.626128 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 155 components and 0.626128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.156914Jy sigma=1.115368 ! Fit after self-cal, rms=0.156937Jy sigma=1.115009 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 (-0.5, 35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620249 Jy ! Component: 100 - total flux cleaned = 0.00738592 Jy ! Component: 150 - total flux cleaned = 0.00779964 Jy ! Component: 200 - total flux cleaned = 0.00791134 Jy ! Total flux subtracted in 200 components = 0.00791134 Jy ! Clean residual min=-0.005486 max=0.006821 Jy/beam ! Clean residual mean=-0.000063 rms=0.001425 Jy/beam ! Combined flux in latest and established models = 0.634039 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 187 components and 0.634039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.156392Jy sigma=1.108435 ! Fit after self-cal, rms=0.156323Jy sigma=1.107435 ! Inverting map ! Added new window around map position (-18, 31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00571549 Jy ! Component: 100 - total flux cleaned = 0.00748993 Jy ! Component: 150 - total flux cleaned = 0.00835419 Jy ! Component: 200 - total flux cleaned = 0.00879414 Jy ! Total flux subtracted in 200 components = 0.00879414 Jy ! Clean residual min=-0.005392 max=0.006350 Jy/beam ! Clean residual mean=-0.000021 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 0.642833 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 207 components and 0.642833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155938Jy sigma=1.102811 ! Fit after self-cal, rms=0.155872Jy sigma=1.102372 ! Inverting map ! Added new window around map position (-41, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531516 Jy ! Component: 100 - total flux cleaned = 0.00630863 Jy ! Component: 150 - total flux cleaned = 0.00685081 Jy ! Component: 200 - total flux cleaned = 0.0071493 Jy ! Total flux subtracted in 200 components = 0.0071493 Jy ! Clean residual min=-0.004953 max=0.005104 Jy/beam ! Clean residual mean=-0.000004 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 0.649983 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 225 components and 0.649983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155559Jy sigma=1.098391 ! Fit after self-cal, rms=0.155496Jy sigma=1.098178 ! 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=0.155496Jy sigma=1.098178 ! Fit after self-cal, rms=0.156532Jy sigma=1.091715 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.859 mas, bmaj=7.912 mas, bpa=0.424 degrees ! Estimated noise=1.10097 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216831 Jy ! Component: 100 - total flux cleaned = 0.00276173 Jy ! Component: 150 - total flux cleaned = 0.00297321 Jy ! Component: 200 - total flux cleaned = 0.00316958 Jy ! Total flux subtracted in 200 components = 0.00316958 Jy ! Clean residual min=-0.004726 max=0.005083 Jy/beam ! Clean residual mean=-0.000017 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 0.653152 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 246 components and 0.653152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.156340Jy sigma=1.089186 ! Fit after self-cal, rms=0.156317Jy sigma=1.089055 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 (-11, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344536 Jy ! Component: 100 - total flux cleaned = 0.00420578 Jy ! Component: 150 - total flux cleaned = 0.00411399 Jy ! Component: 200 - total flux cleaned = 0.00411531 Jy ! Total flux subtracted in 200 components = 0.00411531 Jy ! Clean residual min=-0.004443 max=0.004408 Jy/beam ! Clean residual mean=0.000003 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.657267 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 268 components and 0.657267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.156105Jy sigma=1.086616 ! Fit after self-cal, rms=0.156042Jy sigma=1.086465 ! 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=0.156042Jy sigma=1.086465 ! Fit after self-cal, rms=0.155987Jy sigma=1.085330 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.064 mas, bmaj=23.88 mas, bpa=3.425 degrees ! Estimated noise=1.46367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153487 Jy ! Component: 100 - total flux cleaned = 0.00244562 Jy ! Component: 150 - total flux cleaned = 0.00285705 Jy ! Component: 200 - total flux cleaned = 0.00298605 Jy ! Total flux subtracted in 200 components = 0.00298605 Jy ! Clean residual min=-0.004970 max=0.004411 Jy/beam ! Clean residual mean=0.000007 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 0.660253 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 291 components and 0.660253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155911Jy sigma=1.084791 ! Fit after self-cal, rms=0.155866Jy sigma=1.084562 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 = 0.000130258 Jy ! Component: 100 - total flux cleaned = 0.000769271 Jy ! Component: 150 - total flux cleaned = 0.00081822 Jy ! Component: 200 - total flux cleaned = 0.000771729 Jy ! Total flux subtracted in 200 components = 0.000771729 Jy ! Clean residual min=-0.004803 max=0.004374 Jy/beam ! Clean residual mean=0.000015 rms=0.001313 Jy/beam ! Combined flux in latest and established models = 0.661025 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 303 components and 0.661025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155852Jy sigma=1.084404 ! Fit after self-cal, rms=0.155824Jy sigma=1.084326 ! 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=2.856 mas, bmaj=7.9 mas, bpa=0.4404 degrees ! Estimated noise=1.09874 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.856 x 7.9 at 0.4404 degrees (North through East) ! Clean map min=-0.0042663 max=0.30293 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=2.3 mas, bmaj=6.808 mas, bpa=0.8659 degrees ! Estimated noise=1.39939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.255441 Jy ! Component: 100 - total flux cleaned = 0.337768 Jy ! Component: 150 - total flux cleaned = 0.39412 Jy ! Component: 200 - total flux cleaned = 0.435858 Jy ! Total flux subtracted in 200 components = 0.435858 Jy ! Clean residual min=-0.009742 max=0.025285 Jy/beam ! Clean residual mean=-0.000156 rms=0.003250 Jy/beam ! Combined flux in latest and established models = 0.435858 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 59 model components to the UV plane model. ! The established model now contains 59 components and 0.435858 Jy ! Inverting map and beam ! Estimated beam: bmin=2.856 mas, bmaj=7.9 mas, bpa=0.4404 degrees ! Estimated noise=1.09874 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 = 0.0575147 Jy ! Component: 100 - total flux cleaned = 0.0935111 Jy ! Component: 150 - total flux cleaned = 0.118399 Jy ! Component: 200 - total flux cleaned = 0.136898 Jy ! Total flux subtracted in 200 components = 0.136898 Jy ! Clean residual min=-0.006539 max=0.012649 Jy/beam ! Clean residual mean=-0.000313 rms=0.002571 Jy/beam ! Combined flux in latest and established models = 0.572756 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 137 components and 0.572756 Jy ! Inverting map ! Added new window around map position (-2, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146662 Jy ! Component: 100 - total flux cleaned = 0.0263499 Jy ! Component: 150 - total flux cleaned = 0.0359715 Jy ! Component: 200 - total flux cleaned = 0.0440076 Jy ! Total flux subtracted in 200 components = 0.0440076 Jy ! Clean residual min=-0.005071 max=0.006836 Jy/beam ! Clean residual mean=-0.000151 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 0.616763 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 191 components and 0.616763 Jy ! Inverting map ! Added new window around map position (-3.5, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00732441 Jy ! Component: 100 - total flux cleaned = 0.0132468 Jy ! Component: 150 - total flux cleaned = 0.0183134 Jy ! Component: 200 - total flux cleaned = 0.0218149 Jy ! Total flux subtracted in 200 components = 0.0218149 Jy ! Clean residual min=-0.004620 max=0.005076 Jy/beam ! Clean residual mean=-0.000076 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.638578 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 225 components and 0.638578 Jy ! Inverting map ! Added new window around map position (12.5, -80). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00438589 Jy ! Component: 100 - total flux cleaned = 0.00718004 Jy ! Component: 150 - total flux cleaned = 0.00962887 Jy ! Component: 200 - total flux cleaned = 0.0115964 Jy ! Total flux subtracted in 200 components = 0.0115964 Jy ! Clean residual min=-0.004126 max=0.003914 Jy/beam ! Clean residual mean=-0.000032 rms=0.001058 Jy/beam ! Combined flux in latest and established models = 0.650175 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 253 components and 0.650175 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=8.064 mas, bmaj=23.88 mas, bpa=3.425 degrees ! Estimated noise=1.46367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386344 Jy ! Component: 100 - total flux cleaned = 0.0065139 Jy ! Component: 150 - total flux cleaned = 0.00850514 Jy ! Component: 200 - total flux cleaned = 0.0100382 Jy ! Total flux subtracted in 200 components = 0.0100382 Jy ! Clean residual min=-0.004084 max=0.004225 Jy/beam ! Clean residual mean=0.000008 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.660213 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 = 0.000793195 Jy ! Component: 100 - total flux cleaned = 0.00109304 Jy ! Component: 150 - total flux cleaned = 0.0010931 Jy ! Component: 200 - total flux cleaned = 0.00109164 Jy ! Total flux subtracted in 200 components = 0.00109164 Jy ! Clean residual min=-0.004062 max=0.004227 Jy/beam ! Clean residual mean=0.000017 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 0.661305 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 294 components and 0.661305 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.856 mas, bmaj=7.9 mas, bpa=0.4404 degrees ! Estimated noise=1.09874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000137937 Jy ! Component: 100 - total flux cleaned = -0.000139228 Jy ! Component: 150 - total flux cleaned = -0.000362856 Jy ! Component: 200 - total flux cleaned = -0.000502384 Jy ! Total flux subtracted in 200 components = -0.000502384 Jy ! Clean residual min=-0.004050 max=0.004010 Jy/beam ! Clean residual mean=0.000007 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.660802 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 320 components and 0.660802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155525Jy sigma=1.079857 ! Fit after self-cal, rms=0.155507Jy sigma=1.079139 wmodel J2247-3657_S_a_map.mod ! Writing 320 model components to file: J2247-3657_S_a_map.mod wobs J2247-3657_S_a_uvs.fits ! Writing UV FITS file: J2247-3657_S_a_uvs.fits wwins J2247-3657_S_a_map.win ! wwins: Wrote 12 windows to J2247-3657_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 = -0.000388472 Jy ! Component: 100 - total flux cleaned = -3.02329e-05 Jy ! Component: 150 - total flux cleaned = 0.000109607 Jy ! Component: 200 - total flux cleaned = 0.000111114 Jy ! Component: 250 - total flux cleaned = -8.45739e-05 Jy ! Component: 300 - total flux cleaned = -0.000276355 Jy ! Component: 350 - total flux cleaned = -0.000590084 Jy ! Component: 400 - total flux cleaned = -0.000774805 Jy ! Component: 450 - total flux cleaned = -0.000955915 Jy ! Component: 500 - total flux cleaned = -0.0011933 Jy ! Component: 550 - total flux cleaned = -0.00119361 Jy ! Component: 600 - total flux cleaned = -0.00136628 Jy ! Component: 650 - total flux cleaned = -0.00153568 Jy ! Component: 700 - total flux cleaned = -0.00153589 Jy ! Component: 750 - total flux cleaned = -0.00164588 Jy ! Component: 800 - total flux cleaned = -0.00164664 Jy ! Component: 850 - total flux cleaned = -0.00186039 Jy ! Component: 900 - total flux cleaned = -0.00191347 Jy ! Component: 950 - total flux cleaned = -0.00201855 Jy ! Component: 1000 - total flux cleaned = -0.00206984 Jy ! Component: 1050 - total flux cleaned = -0.00206955 Jy ! Component: 1100 - total flux cleaned = -0.00191787 Jy ! Component: 1150 - total flux cleaned = -0.00196863 Jy ! Component: 1200 - total flux cleaned = -0.00201875 Jy ! Component: 1250 - total flux cleaned = -0.00187133 Jy ! Component: 1300 - total flux cleaned = -0.0019698 Jy ! Component: 1350 - total flux cleaned = -0.00187317 Jy ! Component: 1400 - total flux cleaned = -0.00211282 Jy ! Component: 1450 - total flux cleaned = -0.00211218 Jy ! Component: 1500 - total flux cleaned = -0.00211224 Jy ! Component: 1550 - total flux cleaned = -0.00206593 Jy ! Component: 1600 - total flux cleaned = -0.00215851 Jy ! Component: 1650 - total flux cleaned = -0.00211221 Jy ! Component: 1700 - total flux cleaned = -0.00206717 Jy ! Component: 1750 - total flux cleaned = -0.00206761 Jy ! Component: 1800 - total flux cleaned = -0.00215794 Jy ! Component: 1850 - total flux cleaned = -0.00220231 Jy ! Component: 1900 - total flux cleaned = -0.00224639 Jy ! Component: 1950 - total flux cleaned = -0.00228956 Jy ! Component: 2000 - total flux cleaned = -0.00211491 Jy ! Component: 2050 - total flux cleaned = -0.00220198 Jy ! Component: 2100 - total flux cleaned = -0.00207313 Jy ! Component: 2150 - total flux cleaned = -0.0021164 Jy ! Component: 2200 - total flux cleaned = -0.00224415 Jy ! Component: 2250 - total flux cleaned = -0.0022865 Jy ! Component: 2300 - total flux cleaned = -0.00232818 Jy ! Component: 2350 - total flux cleaned = -0.00232781 Jy ! Component: 2400 - total flux cleaned = -0.00228631 Jy ! Component: 2450 - total flux cleaned = -0.00228615 Jy ! Component: 2500 - total flux cleaned = -0.00232673 Jy ! Component: 2550 - total flux cleaned = -0.00224517 Jy ! Component: 2600 - total flux cleaned = -0.00236616 Jy ! Component: 2650 - total flux cleaned = -0.00232617 Jy ! Component: 2700 - total flux cleaned = -0.00240632 Jy ! Component: 2750 - total flux cleaned = -0.0024457 Jy ! Component: 2800 - total flux cleaned = -0.00236678 Jy ! Component: 2850 - total flux cleaned = -0.00240603 Jy ! Component: 2900 - total flux cleaned = -0.00240614 Jy ! Component: 2950 - total flux cleaned = -0.00244487 Jy ! Component: 3000 - total flux cleaned = -0.00252182 Jy ! Component: 3050 - total flux cleaned = -0.00240684 Jy ! Component: 3100 - total flux cleaned = -0.00248296 Jy ! Component: 3150 - total flux cleaned = -0.00248297 Jy ! Component: 3200 - total flux cleaned = -0.00248288 Jy ! Component: 3250 - total flux cleaned = -0.00237036 Jy ! Component: 3300 - total flux cleaned = -0.00248232 Jy ! Component: 3350 - total flux cleaned = -0.00244506 Jy ! Component: 3400 - total flux cleaned = -0.00244503 Jy ! Component: 3450 - total flux cleaned = -0.00248183 Jy ! Component: 3500 - total flux cleaned = -0.00237203 Jy ! Component: 3550 - total flux cleaned = -0.00244483 Jy ! Component: 3600 - total flux cleaned = -0.00248095 Jy ! Component: 3650 - total flux cleaned = -0.00240855 Jy ! Component: 3700 - total flux cleaned = -0.00233661 Jy ! Component: 3750 - total flux cleaned = -0.00244398 Jy ! Component: 3800 - total flux cleaned = -0.00247956 Jy ! Component: 3850 - total flux cleaned = -0.00244386 Jy ! Component: 3900 - total flux cleaned = -0.00233779 Jy ! Component: 3950 - total flux cleaned = -0.00244347 Jy ! Component: 4000 - total flux cleaned = -0.00240833 Jy ! Component: 4050 - total flux cleaned = -0.00230374 Jy ! Total flux subtracted in 4096 components = -0.00233866 Jy ! Clean residual min=-0.002020 max=0.002027 Jy/beam ! Clean residual mean=0.000006 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.658464 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 619 components and 0.658464 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2247-3657_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.856 x 7.9 at 0.4404 degrees (North through East) ! Clean map min=-0.0031881 max=0.3034 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2247-3657_S_a_map.fits wmodel /vlbi/uf001/uvm//J2247-3657_S_a_map.mod ! Writing 619 model components to file: /vlbi/uf001/uvm//J2247-3657_S_a_map.mod wobs /vlbi/uf001/uvm//J2247-3657_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2247-3657_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2247-3657_S_a_map.win ! wwins: Wrote 13 windows to /vlbi/uf001/uvm//J2247-3657_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.303398 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00065516 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.647822 0.647822 1.29564 2.59129 5.18257 10.3651 20.7303 41.4606 82.9212 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.303 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 463.09 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2247-3657_S_a_dfm.log closed on Sun Jan 13 22:40:35 2019