! Started logfile: /vlbi/uf001/uvm//J0646+4451_S_a_dfm.log on Sun Jan 13 20:57:17 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//J0646+4451_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0646+4451_S_a_uvm.fits ! AN table 1: 61 integrations on 45 of 45 possible baselines. ! AN table 2: 8 integrations on 36 of 36 possible baselines. ! AN table 3: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.86119 visibilities/baseline/integration-bin. ! Found source: J0646+4451 ! ! 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 8208 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 J0646+4451_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 91 telescope corrections were flagged in sub-array 1. ! A total of 13 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! A total of 13 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! A total of 13 telescope corrections were flagged in sub-array 2. ! A total of 13 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.263706Jy sigma=21.110134 ! Fit after self-cal, rms=1.055641Jy sigma=9.611314 ! 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=3.374 mas, bmaj=3.971 mas, bpa=2.505 degrees ! Estimated noise=1.6959 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 = 1.54389 Jy ! Component: 100 - total flux cleaned = 1.883 Jy ! Total flux subtracted in 100 components = 1.883 Jy ! Clean residual min=-0.031974 max=0.104848 Jy/beam ! Clean residual mean=0.000035 rms=0.008829 Jy/beam ! Combined flux in latest and established models = 1.883 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.266607Jy sigma=2.451509 ! Fit after self-cal, rms=0.266597Jy sigma=2.451444 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101885 Jy ! Component: 100 - total flux cleaned = 0.148704 Jy ! Total flux subtracted in 100 components = 0.148704 Jy ! Clean residual min=-0.029112 max=0.030037 Jy/beam ! Clean residual mean=0.000041 rms=0.006970 Jy/beam ! Combined flux in latest and established models = 2.0317 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 2.0317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.203986Jy sigma=1.945966 ! Fit after self-cal, rms=0.203969Jy sigma=1.945846 ! 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=3.432 mas, bmaj=6.113 mas, bpa=-22.85 degrees ! Estimated noise=0.925467 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 (89.5, -51.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0606186 Jy ! Component: 100 - total flux cleaned = 0.0956243 Jy ! Component: 150 - total flux cleaned = 0.118755 Jy ! Component: 200 - total flux cleaned = 0.13594 Jy ! Total flux subtracted in 200 components = 0.13594 Jy ! Clean residual min=-0.029354 max=0.039139 Jy/beam ! Clean residual mean=0.000080 rms=0.006950 Jy/beam ! Combined flux in latest and established models = 2.16764 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 45 components and 2.16764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.182757Jy sigma=1.771002 ! Fit after self-cal, rms=0.181842Jy sigma=1.761757 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.432 x 6.113 at -22.85 degrees (North through East) ! Clean map min=-0.027851 max=1.9978 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.95 KP 1.01 ! LA 0.98 MK 0.98 NL 1.01 OV 0.99 ! PT 1.03 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.97 HN 1.00 LA 0.92 ! MK 1.09 NL 1.10 OV 1.06 PT 0.99 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.95 HN 0.99 KP 0.98 ! LA 0.84 NL 1.10 OV 0.97 PT 0.99 ! SC 0.94 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.98 KP 1.00 ! LA 0.97 MK 1.01 NL 1.05 OV 0.94 ! PT 0.99 SC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.97 HN 0.98 LA 0.95 ! MK 1.08 NL 1.08 OV 1.04 PT 1.01 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.95 HN 0.99 KP 1.00 ! LA 0.85 NL 1.06 OV 0.93 PT 0.98 ! SC 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.98 KP 1.00 ! LA 0.96 MK 1.05 NL 1.08 OV 0.99 ! PT 0.99 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.97 HN 0.99 LA 0.94 ! MK 1.08 NL 1.06 OV 1.04 PT 1.00 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.95 HN 0.97 KP 0.97 ! LA 0.87 NL 1.02 OV 0.96 PT 0.99 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.181842Jy sigma=1.761757 ! Fit after self-cal, rms=0.152527Jy sigma=1.489725 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.451 mas, bmaj=6.153 mas, bpa=-23.06 degrees ! Estimated noise=0.928156 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 (-65, -116.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221642 Jy ! Component: 100 - total flux cleaned = 0.0271145 Jy ! Component: 150 - total flux cleaned = 0.0280771 Jy ! Component: 200 - total flux cleaned = 0.0280795 Jy ! Total flux subtracted in 200 components = 0.0280795 Jy ! Clean residual min=-0.020870 max=0.022040 Jy/beam ! Clean residual mean=0.000107 rms=0.004030 Jy/beam ! Combined flux in latest and established models = 2.19572 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 76 components and 2.19572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.147900Jy sigma=1.444454 ! Fit after self-cal, rms=0.147488Jy sigma=1.440791 ! 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=0.147488Jy sigma=1.440791 ! Fit after self-cal, rms=0.069920Jy sigma=0.609278 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.449 mas, bmaj=6.148 mas, bpa=-22.93 degrees ! Estimated noise=0.930624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0122053 Jy ! Component: 100 - total flux cleaned = -0.0151681 Jy ! Component: 150 - total flux cleaned = -0.0175149 Jy ! Component: 200 - total flux cleaned = -0.0191106 Jy ! Total flux subtracted in 200 components = -0.0191106 Jy ! Clean residual min=-0.005515 max=0.007063 Jy/beam ! Clean residual mean=-0.000027 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 2.17661 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 2.17661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067166Jy sigma=0.587450 ! Fit after self-cal, rms=0.066849Jy sigma=0.585187 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, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243 Jy ! Component: 100 - total flux cleaned = 0.0020901 Jy ! Component: 150 - total flux cleaned = 0.00144604 Jy ! Component: 200 - total flux cleaned = 0.00114404 Jy ! Total flux subtracted in 200 components = 0.00114404 Jy ! Clean residual min=-0.005195 max=0.005460 Jy/beam ! Clean residual mean=-0.000020 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 2.17775 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 121 components and 2.17775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065825Jy sigma=0.577086 ! Fit after self-cal, rms=0.065771Jy sigma=0.576561 ! 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=0.065771Jy sigma=0.576561 ! Fit after self-cal, rms=0.064833Jy sigma=0.569342 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.449 mas, bmaj=6.148 mas, bpa=-22.92 degrees ! Estimated noise=0.930014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00556958 Jy ! Component: 100 - total flux cleaned = -0.00706694 Jy ! Component: 150 - total flux cleaned = -0.00780099 Jy ! Component: 200 - total flux cleaned = -0.00845339 Jy ! Total flux subtracted in 200 components = -0.00845339 Jy ! Clean residual min=-0.004290 max=0.005325 Jy/beam ! Clean residual mean=-0.000019 rms=0.001130 Jy/beam ! Combined flux in latest and established models = 2.1693 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 135 components and 2.1693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063715Jy sigma=0.560526 ! Fit after self-cal, rms=0.063631Jy sigma=0.559892 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 (4.5, 23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177499 Jy ! Component: 100 - total flux cleaned = 0.00151498 Jy ! Component: 150 - total flux cleaned = 0.00173859 Jy ! Component: 200 - total flux cleaned = 0.00174062 Jy ! Total flux subtracted in 200 components = 0.00174062 Jy ! Clean residual min=-0.003922 max=0.004138 Jy/beam ! Clean residual mean=-0.000015 rms=0.001043 Jy/beam ! Combined flux in latest and established models = 2.17104 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 154 components and 2.17104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063092Jy sigma=0.555279 ! Fit after self-cal, rms=0.063087Jy sigma=0.555156 ! 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=0.063087Jy sigma=0.555156 ! Fit after self-cal, rms=0.062691Jy sigma=0.552104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.341 mas, bmaj=8.992 mas, bpa=-26.4 degrees ! Estimated noise=1.19954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00570863 Jy ! Component: 100 - total flux cleaned = -0.00675261 Jy ! Component: 150 - total flux cleaned = -0.00724194 Jy ! Component: 200 - total flux cleaned = -0.00756378 Jy ! Total flux subtracted in 200 components = -0.00756378 Jy ! Clean residual min=-0.004728 max=0.003966 Jy/beam ! Clean residual mean=-0.000032 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 2.16348 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 192 components and 2.16348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062175Jy sigma=0.548492 ! Fit after self-cal, rms=0.062137Jy sigma=0.548209 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 = -0.000915709 Jy ! Component: 100 - total flux cleaned = -0.00119562 Jy ! Component: 150 - total flux cleaned = -0.00119851 Jy ! Component: 200 - total flux cleaned = -0.00120276 Jy ! Total flux subtracted in 200 components = -0.00120276 Jy ! Clean residual min=-0.004539 max=0.004024 Jy/beam ! Clean residual mean=-0.000023 rms=0.001221 Jy/beam ! Combined flux in latest and established models = 2.16227 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 215 components and 2.16228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062000Jy sigma=0.547157 ! Fit after self-cal, rms=0.061992Jy sigma=0.547092 ! 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=3.448 mas, bmaj=6.148 mas, bpa=-22.92 degrees ! Estimated noise=0.929514 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.448 x 6.148 at -22.92 degrees (North through East) ! Clean map min=-0.0046493 max=2.0023 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=0.061992Jy sigma=0.547092 ! Fit after self-cal, rms=0.058058Jy sigma=0.494805 ! Inverting map and beam ! Estimated beam: bmin=3.448 mas, bmaj=6.15 mas, bpa=-22.93 degrees ! Estimated noise=0.929136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0024997 Jy ! Component: 100 - total flux cleaned = -0.00280693 Jy ! Component: 150 - total flux cleaned = -0.00316284 Jy ! Component: 200 - total flux cleaned = -0.00341042 Jy ! Total flux subtracted in 200 components = -0.00341042 Jy ! Clean residual min=-0.003328 max=0.003468 Jy/beam ! Clean residual mean=-0.000006 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 2.15886 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 230 components and 2.15886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057711Jy sigma=0.491794 ! Fit after self-cal, rms=0.057699Jy sigma=0.491668 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000280739 Jy ! Component: 100 - total flux cleaned = -0.000432411 Jy ! Component: 150 - total flux cleaned = -0.000503372 Jy ! Component: 200 - total flux cleaned = -0.000505088 Jy ! Total flux subtracted in 200 components = -0.000505088 Jy ! Clean residual min=-0.003191 max=0.003390 Jy/beam ! Clean residual mean=-0.000004 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 2.15836 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 252 components and 2.15836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057534Jy sigma=0.490180 ! Fit after self-cal, rms=0.057533Jy sigma=0.490152 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057533Jy sigma=0.490152 ! Fit after self-cal, rms=0.057425Jy sigma=0.489405 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=3.382 mas, bmaj=3.982 mas, bpa=4.588 degrees ! Estimated noise=1.72252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.55965 Jy ! Component: 100 - total flux cleaned = 1.90047 Jy ! Component: 150 - total flux cleaned = 2.00097 Jy ! Component: 200 - total flux cleaned = 2.04867 Jy ! Total flux subtracted in 200 components = 2.04867 Jy ! Clean residual min=-0.008823 max=0.022634 Jy/beam ! Clean residual mean=0.000008 rms=0.002175 Jy/beam ! Combined flux in latest and established models = 2.04867 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 15 model components to the UV plane model. ! The established model now contains 15 components and 2.04867 Jy ! Inverting map and beam ! Estimated beam: bmin=3.448 mas, bmaj=6.151 mas, bpa=-22.92 degrees ! Estimated noise=0.928918 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 = 0.036119 Jy ! Component: 100 - total flux cleaned = 0.0547911 Jy ! Component: 150 - total flux cleaned = 0.0670716 Jy ! Component: 200 - total flux cleaned = 0.0760387 Jy ! Total flux subtracted in 200 components = 0.0760387 Jy ! Clean residual min=-0.006335 max=0.006932 Jy/beam ! Clean residual mean=0.000015 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 2.12471 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 49 components and 2.12471 Jy ! Inverting map ! Added new window around map position (-19, 104.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759358 Jy ! Component: 100 - total flux cleaned = 0.0110434 Jy ! Component: 150 - total flux cleaned = 0.0134014 Jy ! Component: 200 - total flux cleaned = 0.0155055 Jy ! Total flux subtracted in 200 components = 0.0155055 Jy ! Clean residual min=-0.005221 max=0.005309 Jy/beam ! Clean residual mean=0.000012 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 2.14021 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 74 components and 2.14021 Jy ! Inverting map ! Added new window around map position (-4.5, -23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351436 Jy ! Component: 100 - total flux cleaned = 0.00534471 Jy ! Component: 150 - total flux cleaned = 0.00627328 Jy ! Component: 200 - total flux cleaned = 0.00715443 Jy ! Total flux subtracted in 200 components = 0.00715443 Jy ! Clean residual min=-0.004266 max=0.004193 Jy/beam ! Clean residual mean=0.000010 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 2.14737 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 99 components and 2.14737 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=7.339 mas, bmaj=8.995 mas, bpa=-26.41 degrees ! Estimated noise=1.199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338246 Jy ! Component: 100 - total flux cleaned = 0.00520588 Jy ! Component: 150 - total flux cleaned = 0.00573559 Jy ! Component: 200 - total flux cleaned = 0.00599944 Jy ! Total flux subtracted in 200 components = 0.00599944 Jy ! Clean residual min=-0.003281 max=0.003789 Jy/beam ! Clean residual mean=0.000012 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 2.15337 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 = 0.000179014 Jy ! Component: 100 - total flux cleaned = 0.000398208 Jy ! Component: 150 - total flux cleaned = 0.000549012 Jy ! Component: 200 - total flux cleaned = 0.000596723 Jy ! Total flux subtracted in 200 components = 0.000596723 Jy ! Clean residual min=-0.003230 max=0.003664 Jy/beam ! Clean residual mean=0.000009 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 2.15396 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 173 components and 2.15396 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.448 mas, bmaj=6.151 mas, bpa=-22.92 degrees ! Estimated noise=0.928918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00150624 Jy ! Component: 100 - total flux cleaned = -0.00150891 Jy ! Component: 150 - total flux cleaned = -0.00139371 Jy ! Component: 200 - total flux cleaned = -0.00117126 Jy ! Total flux subtracted in 200 components = -0.00117126 Jy ! Clean residual min=-0.003559 max=0.003831 Jy/beam ! Clean residual mean=0.000004 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 2.15279 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 185 components and 2.15279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057916Jy sigma=0.494399 ! Fit after self-cal, rms=0.057726Jy sigma=0.492661 wmodel J0646+4451_S_a_map.mod ! Writing 185 model components to file: J0646+4451_S_a_map.mod wobs J0646+4451_S_a_uvs.fits ! Writing UV FITS file: J0646+4451_S_a_uvs.fits wwins J0646+4451_S_a_map.win ! wwins: Wrote 7 windows to J0646+4451_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 = 0.000623164 Jy ! Component: 100 - total flux cleaned = 0.000745349 Jy ! Component: 150 - total flux cleaned = 0.0010902 Jy ! Component: 200 - total flux cleaned = 0.00153053 Jy ! Component: 250 - total flux cleaned = 0.00195492 Jy ! Component: 300 - total flux cleaned = 0.00205887 Jy ! Component: 350 - total flux cleaned = 0.00216034 Jy ! Component: 400 - total flux cleaned = 0.00225794 Jy ! Component: 450 - total flux cleaned = 0.0022102 Jy ! Component: 500 - total flux cleaned = 0.00225612 Jy ! Component: 550 - total flux cleaned = 0.00216355 Jy ! Component: 600 - total flux cleaned = 0.00211929 Jy ! Component: 650 - total flux cleaned = 0.00211912 Jy ! Component: 700 - total flux cleaned = 0.00220491 Jy ! Component: 750 - total flux cleaned = 0.00237277 Jy ! Component: 800 - total flux cleaned = 0.00257937 Jy ! Component: 850 - total flux cleaned = 0.00278117 Jy ! Component: 900 - total flux cleaned = 0.00286007 Jy ! Component: 950 - total flux cleaned = 0.00289864 Jy ! Component: 1000 - total flux cleaned = 0.00305234 Jy ! Component: 1050 - total flux cleaned = 0.00316527 Jy ! Component: 1100 - total flux cleaned = 0.00320148 Jy ! Component: 1150 - total flux cleaned = 0.00323649 Jy ! Component: 1200 - total flux cleaned = 0.00309182 Jy ! Component: 1250 - total flux cleaned = 0.00312753 Jy ! Component: 1300 - total flux cleaned = 0.0031626 Jy ! Component: 1350 - total flux cleaned = 0.00316165 Jy ! Component: 1400 - total flux cleaned = 0.00305874 Jy ! Component: 1450 - total flux cleaned = 0.0030929 Jy ! Component: 1500 - total flux cleaned = 0.00309277 Jy ! Component: 1550 - total flux cleaned = 0.00302737 Jy ! Component: 1600 - total flux cleaned = 0.00309303 Jy ! Component: 1650 - total flux cleaned = 0.00309354 Jy ! Component: 1700 - total flux cleaned = 0.0030934 Jy ! Component: 1750 - total flux cleaned = 0.00321964 Jy ! Component: 1800 - total flux cleaned = 0.0032817 Jy ! Component: 1850 - total flux cleaned = 0.00318897 Jy ! Component: 1900 - total flux cleaned = 0.00343331 Jy ! Component: 1950 - total flux cleaned = 0.00337247 Jy ! Component: 2000 - total flux cleaned = 0.00352209 Jy ! Component: 2050 - total flux cleaned = 0.00352172 Jy ! Component: 2100 - total flux cleaned = 0.00346277 Jy ! Component: 2150 - total flux cleaned = 0.00354988 Jy ! Component: 2200 - total flux cleaned = 0.00366483 Jy ! Component: 2250 - total flux cleaned = 0.0036928 Jy ! Component: 2300 - total flux cleaned = 0.00363636 Jy ! Component: 2350 - total flux cleaned = 0.00366417 Jy ! Component: 2400 - total flux cleaned = 0.00366407 Jy ! Component: 2450 - total flux cleaned = 0.00366428 Jy ! Component: 2500 - total flux cleaned = 0.00371915 Jy ! Component: 2550 - total flux cleaned = 0.00371912 Jy ! Component: 2600 - total flux cleaned = 0.0036118 Jy ! Component: 2650 - total flux cleaned = 0.00358545 Jy ! Component: 2700 - total flux cleaned = 0.00363859 Jy ! Component: 2750 - total flux cleaned = 0.00353369 Jy ! Component: 2800 - total flux cleaned = 0.00355984 Jy ! Component: 2850 - total flux cleaned = 0.00345636 Jy ! Component: 2900 - total flux cleaned = 0.00348226 Jy ! Component: 2950 - total flux cleaned = 0.00343134 Jy ! Component: 3000 - total flux cleaned = 0.00348189 Jy ! Component: 3050 - total flux cleaned = 0.00350719 Jy ! Component: 3100 - total flux cleaned = 0.00338305 Jy ! Component: 3150 - total flux cleaned = 0.00345705 Jy ! Component: 3200 - total flux cleaned = 0.00335923 Jy ! Component: 3250 - total flux cleaned = 0.00335926 Jy ! Component: 3300 - total flux cleaned = 0.00335955 Jy ! Component: 3350 - total flux cleaned = 0.00345517 Jy ! Component: 3400 - total flux cleaned = 0.00352645 Jy ! Component: 3450 - total flux cleaned = 0.00343175 Jy ! Component: 3500 - total flux cleaned = 0.00338459 Jy ! Component: 3550 - total flux cleaned = 0.00343155 Jy ! Component: 3600 - total flux cleaned = 0.00345462 Jy ! Component: 3650 - total flux cleaned = 0.00340848 Jy ! Component: 3700 - total flux cleaned = 0.00334007 Jy ! Component: 3750 - total flux cleaned = 0.00336272 Jy ! Component: 3800 - total flux cleaned = 0.00327245 Jy ! Component: 3850 - total flux cleaned = 0.0032501 Jy ! Component: 3900 - total flux cleaned = 0.00322787 Jy ! Component: 3950 - total flux cleaned = 0.00324977 Jy ! Component: 4000 - total flux cleaned = 0.00335956 Jy ! Component: 4050 - total flux cleaned = 0.00327232 Jy ! Total flux subtracted in 4096 components = 0.00331604 Jy ! Clean residual min=-0.001085 max=0.001434 Jy/beam ! Clean residual mean=0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 2.15611 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 493 components and 2.15611 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0646+4451_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.448 x 6.151 at -22.92 degrees (North through East) ! Clean map min=-0.0018987 max=2.0103 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0646+4451_S_a_map.fits wmodel /vlbi/uf001/uvm//J0646+4451_S_a_map.mod ! Writing 493 model components to file: /vlbi/uf001/uvm//J0646+4451_S_a_map.mod wobs /vlbi/uf001/uvm//J0646+4451_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0646+4451_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0646+4451_S_a_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uvm//J0646+4451_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.01034 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00039835 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0594453 0.0594453 0.118891 0.237781 0.475562 0.951125 1.90225 3.8045 7.609 15.218 30.436 60.872 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.01 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5046.65 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0646+4451_S_a_dfm.log closed on Sun Jan 13 20:57:22 2019