! Started logfile: /vlbi/uf001/uvm//J2258-2758_S_b_dfm.log on Sun Jan 13 22:42:32 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//J2258-2758_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2258-2758_S_b_uvm.fits ! AN table 1: 21 integrations on 45 of 45 possible baselines. ! AN table 2: 7 integrations on 36 of 36 possible baselines. ! AN table 3: 21 integrations on 21 of 21 possible baselines. ! AN table 4: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.839149 visibilities/baseline/integration-bin. ! Found source: J2258-2758 ! ! 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 4617 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 J2258-2758_S_b] 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 108 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 66 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 66 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 66 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.549972Jy sigma=16.790307 ! Fit after self-cal, rms=0.365867Jy sigma=3.717087 ! 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=2.425 mas, bmaj=6.929 mas, bpa=-8.388 degrees ! Estimated noise=1.58095 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 = 0.836169 Jy ! Component: 100 - total flux cleaned = 1.02035 Jy ! Total flux subtracted in 100 components = 1.02035 Jy ! Clean residual min=-0.047190 max=0.117731 Jy/beam ! Clean residual mean=0.000036 rms=0.011576 Jy/beam ! Combined flux in latest and established models = 1.02035 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.02035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.357925Jy sigma=3.626700 ! Fit after self-cal, rms=0.357848Jy sigma=3.626008 ! Inverting map ! Added new window around map position (-4, 7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10508 Jy ! Component: 100 - total flux cleaned = 0.171705 Jy ! Total flux subtracted in 100 components = 0.171705 Jy ! Clean residual min=-0.037806 max=0.102552 Jy/beam ! Clean residual mean=0.000101 rms=0.009530 Jy/beam ! Combined flux in latest and established models = 1.19205 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 1.19205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.291896Jy sigma=2.906128 ! Fit after self-cal, rms=0.288594Jy sigma=2.863905 ! Inverting map ! Added new window around map position (-4, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0771116 Jy ! Component: 100 - total flux cleaned = 0.122961 Jy ! Total flux subtracted in 100 components = 0.122961 Jy ! Clean residual min=-0.035921 max=0.071544 Jy/beam ! Clean residual mean=0.000147 rms=0.007802 Jy/beam ! Combined flux in latest and established models = 1.31502 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 48 components and 1.31502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.250754Jy sigma=2.446943 ! Fit after self-cal, rms=0.248633Jy sigma=2.415693 ! Inverting map ! Added new window around map position (4, -8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0578221 Jy ! Component: 100 - total flux cleaned = 0.0962661 Jy ! Total flux subtracted in 100 components = 0.0962661 Jy ! Clean residual min=-0.027786 max=0.029099 Jy/beam ! Clean residual mean=0.000181 rms=0.006620 Jy/beam ! Combined flux in latest and established models = 1.41128 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 1.41128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.226524Jy sigma=2.175335 ! Fit after self-cal, rms=0.225833Jy sigma=2.168583 ! 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=3.149 mas, bmaj=8.808 mas, bpa=-8.428 degrees ! Estimated noise=1.2498 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 = 0.0470836 Jy ! Component: 100 - total flux cleaned = 0.0776265 Jy ! Component: 150 - total flux cleaned = 0.0985899 Jy ! Component: 200 - total flux cleaned = 0.11157 Jy ! Total flux subtracted in 200 components = 0.11157 Jy ! Clean residual min=-0.024355 max=0.026860 Jy/beam ! Clean residual mean=0.000200 rms=0.006775 Jy/beam ! Combined flux in latest and established models = 1.52285 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 90 components and 1.52285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.213266Jy sigma=2.034974 ! Fit after self-cal, rms=0.212980Jy sigma=2.031999 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.149 x 8.808 at -8.428 degrees (North through East) ! Clean map min=-0.022484 max=1.0321 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.07 KP 1.02 ! LA 1.03 MK 0.99 NL 0.99 OV 0.99 ! PT 1.01 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 1.06 KP 1.03 LA 0.94 ! MK 1.02 NL 1.08 OV 0.92 PT 0.99 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 HN 1.22 KP 1.02 LA 0.95 ! NL 1.13 OV 0.88 PT 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 0.94 HN 1.09 KP 0.92 ! LA 0.94 MK 1.01 NL 0.98 OV 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 0.96 HN 1.10 KP 1.01 ! LA 1.00 MK 0.98 NL 0.99 OV 0.95 ! PT 1.00 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.31 HN 1.11 KP 1.01 LA 0.97 ! MK 1.01 NL 1.05 OV 0.77 PT 0.96 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 HN 1.25 KP 1.02 LA 0.93 ! NL 1.10 OV 0.83 PT 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! BR 2.24 FD 0.99 HN 1.07 KP 0.94 ! LA 0.95 MK 1.01 NL 0.93 OV 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.07 KP 1.01 ! LA 1.02 MK 0.98 NL 0.95 OV 0.96 ! PT 1.02 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.10 KP 1.03 LA 0.94 ! MK 1.02 NL 1.02 OV 0.90 PT 0.98 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 HN 1.21 KP 1.00 LA 0.94 ! NL 1.08 OV 0.87 PT 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.37 FD 0.97 HN 1.08 KP 0.94 ! LA 0.94 MK 1.02 NL 0.99 OV 0.96 ! ! ! Fit before self-cal, rms=0.212980Jy sigma=2.031999 ! Fit after self-cal, rms=0.179504Jy sigma=1.533162 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.15 mas, bmaj=8.744 mas, bpa=-8.274 degrees ! Estimated noise=1.26599 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 = -0.0100341 Jy ! Component: 100 - total flux cleaned = -0.0114155 Jy ! Component: 150 - total flux cleaned = -0.0121849 Jy ! Component: 200 - total flux cleaned = -0.0128529 Jy ! Total flux subtracted in 200 components = -0.0128529 Jy ! Clean residual min=-0.017661 max=0.021288 Jy/beam ! Clean residual mean=0.000153 rms=0.004460 Jy/beam ! Combined flux in latest and established models = 1.51 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 110 components and 1.51 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.177401Jy sigma=1.505700 ! Fit after self-cal, rms=0.177420Jy sigma=1.504834 ! 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=0.177420Jy sigma=1.504834 ! Fit after self-cal, rms=0.175979Jy sigma=1.420461 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.144 mas, bmaj=8.725 mas, bpa=-8.355 degrees ! Estimated noise=1.27153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0045202 Jy ! Component: 100 - total flux cleaned = -0.00578502 Jy ! Component: 150 - total flux cleaned = -0.00647083 Jy ! Component: 200 - total flux cleaned = -0.00707833 Jy ! Total flux subtracted in 200 components = -0.00707833 Jy ! Clean residual min=-0.016319 max=0.022285 Jy/beam ! Clean residual mean=0.000128 rms=0.004037 Jy/beam ! Combined flux in latest and established models = 1.50292 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 125 components and 1.50292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.174125Jy sigma=1.399023 ! Fit after self-cal, rms=0.174034Jy sigma=1.398132 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 (-12, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212023 Jy ! Component: 100 - total flux cleaned = 0.0285938 Jy ! Component: 150 - total flux cleaned = 0.0315399 Jy ! Component: 200 - total flux cleaned = 0.0335313 Jy ! Total flux subtracted in 200 components = 0.0335313 Jy ! Clean residual min=-0.015296 max=0.013690 Jy/beam ! Clean residual mean=0.000141 rms=0.003694 Jy/beam ! Combined flux in latest and established models = 1.53645 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 151 components and 1.53645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.170649Jy sigma=1.364792 ! Fit after self-cal, rms=0.170439Jy sigma=1.360935 ! 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=0.170439Jy sigma=1.360935 ! Fit after self-cal, rms=0.129410Jy sigma=1.040574 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.141 mas, bmaj=8.709 mas, bpa=-8.444 degrees ! Estimated noise=1.27092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0041165 Jy ! Component: 100 - total flux cleaned = -0.00481465 Jy ! Component: 150 - total flux cleaned = -0.00450895 Jy ! Component: 200 - total flux cleaned = -0.00450219 Jy ! Total flux subtracted in 200 components = -0.00450219 Jy ! Clean residual min=-0.011075 max=0.009281 Jy/beam ! Clean residual mean=0.000046 rms=0.002092 Jy/beam ! Combined flux in latest and established models = 1.53195 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 163 components and 1.53195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.127530Jy sigma=1.020222 ! Fit after self-cal, rms=0.127496Jy sigma=1.019225 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 = 0.00112621 Jy ! Component: 100 - total flux cleaned = 0.00158216 Jy ! Component: 150 - total flux cleaned = 0.00178676 Jy ! Component: 200 - total flux cleaned = 0.00196698 Jy ! Total flux subtracted in 200 components = 0.00196698 Jy ! Clean residual min=-0.010297 max=0.009191 Jy/beam ! Clean residual mean=0.000046 rms=0.002033 Jy/beam ! Combined flux in latest and established models = 1.53392 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 171 components and 1.53392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126799Jy sigma=1.010751 ! Fit after self-cal, rms=0.126756Jy sigma=1.010117 ! 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=0.126756Jy sigma=1.010117 ! Fit after self-cal, rms=0.126740Jy sigma=1.000266 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.269 mas, bmaj=20.91 mas, bpa=-4.55 degrees ! Estimated noise=1.64853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00818067 Jy ! Component: 100 - total flux cleaned = -0.00900053 Jy ! Component: 150 - total flux cleaned = -0.00917001 Jy ! Component: 200 - total flux cleaned = -0.00931802 Jy ! Total flux subtracted in 200 components = -0.00931802 Jy ! Clean residual min=-0.009800 max=0.009229 Jy/beam ! Clean residual mean=0.000066 rms=0.002367 Jy/beam ! Combined flux in latest and established models = 1.5246 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 183 components and 1.5246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126091Jy sigma=0.995728 ! Fit after self-cal, rms=0.125991Jy sigma=0.994156 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 = -0.00041628 Jy ! Component: 100 - total flux cleaned = -0.000410552 Jy ! Component: 150 - total flux cleaned = -0.000410265 Jy ! Component: 200 - total flux cleaned = -0.000300113 Jy ! Total flux subtracted in 200 components = -0.000300113 Jy ! Clean residual min=-0.009474 max=0.008919 Jy/beam ! Clean residual mean=0.000067 rms=0.002355 Jy/beam ! Combined flux in latest and established models = 1.5243 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 194 components and 1.5243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125759Jy sigma=0.992390 ! Fit after self-cal, rms=0.125717Jy sigma=0.991795 ! 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=3.141 mas, bmaj=8.694 mas, bpa=-8.429 degrees ! Estimated noise=1.27018 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.141 x 8.694 at -8.429 degrees (North through East) ! Clean map min=-0.0092484 max=1.0603 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=0.125717Jy sigma=0.991795 ! Fit after self-cal, rms=0.122150Jy sigma=0.929519 ! Inverting map and beam ! Estimated beam: bmin=3.139 mas, bmaj=8.693 mas, bpa=-8.499 degrees ! Estimated noise=1.27024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00611815 Jy ! Component: 100 - total flux cleaned = -0.00631848 Jy ! Component: 150 - total flux cleaned = -0.00631522 Jy ! Component: 200 - total flux cleaned = -0.00631489 Jy ! Total flux subtracted in 200 components = -0.00631489 Jy ! Clean residual min=-0.008550 max=0.008040 Jy/beam ! Clean residual mean=0.000027 rms=0.001750 Jy/beam ! Combined flux in latest and established models = 1.51798 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 203 components and 1.51798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.121403Jy sigma=0.919907 ! Fit after self-cal, rms=0.121398Jy sigma=0.919703 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000198011 Jy ! Component: 100 - total flux cleaned = -0.000503926 Jy ! Component: 150 - total flux cleaned = -0.00049914 Jy ! Component: 200 - total flux cleaned = -0.000632821 Jy ! Total flux subtracted in 200 components = -0.000632821 Jy ! Clean residual min=-0.008060 max=0.007846 Jy/beam ! Clean residual mean=0.000027 rms=0.001722 Jy/beam ! Combined flux in latest and established models = 1.51735 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 211 components and 1.51735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.121095Jy sigma=0.915094 ! Fit after self-cal, rms=0.121090Jy sigma=0.914925 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.121090Jy sigma=0.914925 ! Fit after self-cal, rms=0.121382Jy sigma=0.912084 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=2.408 mas, bmaj=6.83 mas, bpa=-8.272 degrees ! Estimated noise=1.6098 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.850784 Jy ! Component: 100 - total flux cleaned = 1.05194 Jy ! Component: 150 - total flux cleaned = 1.14844 Jy ! Component: 200 - total flux cleaned = 1.21764 Jy ! Total flux subtracted in 200 components = 1.21764 Jy ! Clean residual min=-0.017944 max=0.040736 Jy/beam ! Clean residual mean=-0.000027 rms=0.004902 Jy/beam ! Combined flux in latest and established models = 1.21764 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 34 model components to the UV plane model. ! The established model now contains 34 components and 1.21764 Jy ! Inverting map and beam ! Estimated beam: bmin=3.14 mas, bmaj=8.683 mas, bpa=-8.486 degrees ! Estimated noise=1.26961 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 = 0.0906824 Jy ! Component: 100 - total flux cleaned = 0.143639 Jy ! Component: 150 - total flux cleaned = 0.178742 Jy ! Component: 200 - total flux cleaned = 0.204079 Jy ! Total flux subtracted in 200 components = 0.204079 Jy ! Clean residual min=-0.009777 max=0.016738 Jy/beam ! Clean residual mean=-0.000014 rms=0.002985 Jy/beam ! Combined flux in latest and established models = 1.42172 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 103 components and 1.42172 Jy ! Inverting map ! Added new window around map position (3, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196089 Jy ! Component: 100 - total flux cleaned = 0.0345255 Jy ! Component: 150 - total flux cleaned = 0.0461223 Jy ! Component: 200 - total flux cleaned = 0.0552088 Jy ! Total flux subtracted in 200 components = 0.0552088 Jy ! Clean residual min=-0.007830 max=0.007966 Jy/beam ! Clean residual mean=0.000014 rms=0.001847 Jy/beam ! Combined flux in latest and established models = 1.47692 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 145 components and 1.47692 Jy ! Inverting map ! Added new window around map position (-5.5, 29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00829449 Jy ! Component: 100 - total flux cleaned = 0.0134782 Jy ! Component: 150 - total flux cleaned = 0.0174178 Jy ! Component: 200 - total flux cleaned = 0.0206331 Jy ! Total flux subtracted in 200 components = 0.0206331 Jy ! Clean residual min=-0.006888 max=0.006036 Jy/beam ! Clean residual mean=0.000021 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 1.49756 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 166 components and 1.49756 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=7.291 mas, bmaj=20.95 mas, bpa=-4.669 degrees ! Estimated noise=1.64555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00530774 Jy ! Component: 100 - total flux cleaned = 0.00810551 Jy ! Component: 150 - total flux cleaned = 0.00963673 Jy ! Component: 200 - total flux cleaned = 0.0109438 Jy ! Total flux subtracted in 200 components = 0.0109438 Jy ! Clean residual min=-0.008263 max=0.008162 Jy/beam ! Clean residual mean=0.000046 rms=0.001952 Jy/beam ! Combined flux in latest and established models = 1.5085 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 = 0.00109361 Jy ! Component: 100 - total flux cleaned = 0.00190034 Jy ! Component: 150 - total flux cleaned = 0.0022328 Jy ! Component: 200 - total flux cleaned = 0.0024869 Jy ! Total flux subtracted in 200 components = 0.0024869 Jy ! Clean residual min=-0.007969 max=0.008210 Jy/beam ! Clean residual mean=0.000047 rms=0.001938 Jy/beam ! Combined flux in latest and established models = 1.51099 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 202 components and 1.51099 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.14 mas, bmaj=8.683 mas, bpa=-8.486 degrees ! Estimated noise=1.26961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000565208 Jy ! Component: 100 - total flux cleaned = 0.000569079 Jy ! Component: 150 - total flux cleaned = 0.000910069 Jy ! Component: 200 - total flux cleaned = 0.00101705 Jy ! Total flux subtracted in 200 components = 0.00101705 Jy ! Clean residual min=-0.006510 max=0.005665 Jy/beam ! Clean residual mean=0.000026 rms=0.001521 Jy/beam ! Combined flux in latest and established models = 1.51201 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 223 components and 1.51201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119725Jy sigma=0.891739 ! Fit after self-cal, rms=0.119603Jy sigma=0.889999 wmodel J2258-2758_S_b_map.mod ! Writing 223 model components to file: J2258-2758_S_b_map.mod wobs J2258-2758_S_b_uvs.fits ! Writing UV FITS file: J2258-2758_S_b_uvs.fits wwins J2258-2758_S_b_map.win ! wwins: Wrote 7 windows to J2258-2758_S_b_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 = -0.00071988 Jy ! Component: 100 - total flux cleaned = -0.00072227 Jy ! Component: 150 - total flux cleaned = 0.00015171 Jy ! Component: 200 - total flux cleaned = 0.000804841 Jy ! Component: 250 - total flux cleaned = 0.00161956 Jy ! Component: 300 - total flux cleaned = 0.0023227 Jy ! Component: 350 - total flux cleaned = 0.0028387 Jy ! Component: 400 - total flux cleaned = 0.00317591 Jy ! Component: 450 - total flux cleaned = 0.00358875 Jy ! Component: 500 - total flux cleaned = 0.00383147 Jy ! Component: 550 - total flux cleaned = 0.00407065 Jy ! Component: 600 - total flux cleaned = 0.0043848 Jy ! Component: 650 - total flux cleaned = 0.00461603 Jy ! Component: 700 - total flux cleaned = 0.00476731 Jy ! Component: 750 - total flux cleaned = 0.00484289 Jy ! Component: 800 - total flux cleaned = 0.0052854 Jy ! Component: 850 - total flux cleaned = 0.00535657 Jy ! Component: 900 - total flux cleaned = 0.00557146 Jy ! Component: 950 - total flux cleaned = 0.00557076 Jy ! Component: 1000 - total flux cleaned = 0.00571177 Jy ! Component: 1050 - total flux cleaned = 0.00592019 Jy ! Component: 1100 - total flux cleaned = 0.00639799 Jy ! Component: 1150 - total flux cleaned = 0.00633004 Jy ! Component: 1200 - total flux cleaned = 0.00672999 Jy ! Component: 1250 - total flux cleaned = 0.00679705 Jy ! Component: 1300 - total flux cleaned = 0.00712238 Jy ! Component: 1350 - total flux cleaned = 0.00712108 Jy ! Component: 1400 - total flux cleaned = 0.00712105 Jy ! Component: 1450 - total flux cleaned = 0.00724791 Jy ! Component: 1500 - total flux cleaned = 0.00730983 Jy ! Component: 1550 - total flux cleaned = 0.00724727 Jy ! Component: 1600 - total flux cleaned = 0.00736983 Jy ! Component: 1650 - total flux cleaned = 0.00736907 Jy ! Component: 1700 - total flux cleaned = 0.0074284 Jy ! Component: 1750 - total flux cleaned = 0.00730873 Jy ! Component: 1800 - total flux cleaned = 0.00730914 Jy ! Component: 1850 - total flux cleaned = 0.00730833 Jy ! Component: 1900 - total flux cleaned = 0.0073664 Jy ! Component: 1950 - total flux cleaned = 0.00759629 Jy ! Component: 2000 - total flux cleaned = 0.00731003 Jy ! Component: 2050 - total flux cleaned = 0.00765018 Jy ! Component: 2100 - total flux cleaned = 0.00753785 Jy ! Component: 2150 - total flux cleaned = 0.00781712 Jy ! Component: 2200 - total flux cleaned = 0.00765089 Jy ! Component: 2250 - total flux cleaned = 0.00781596 Jy ! Component: 2300 - total flux cleaned = 0.00765197 Jy ! Component: 2350 - total flux cleaned = 0.00754301 Jy ! Component: 2400 - total flux cleaned = 0.00781226 Jy ! Component: 2450 - total flux cleaned = 0.00781195 Jy ! Component: 2500 - total flux cleaned = 0.00765215 Jy ! Component: 2550 - total flux cleaned = 0.00765207 Jy ! Component: 2600 - total flux cleaned = 0.00786183 Jy ! Component: 2650 - total flux cleaned = 0.00801765 Jy ! Component: 2700 - total flux cleaned = 0.00796613 Jy ! Component: 2750 - total flux cleaned = 0.00771025 Jy ! Component: 2800 - total flux cleaned = 0.00817009 Jy ! Component: 2850 - total flux cleaned = 0.00837288 Jy ! Component: 2900 - total flux cleaned = 0.00827194 Jy ! Component: 2950 - total flux cleaned = 0.0083725 Jy ! Component: 3000 - total flux cleaned = 0.00832225 Jy ! Component: 3050 - total flux cleaned = 0.00852023 Jy ! Component: 3100 - total flux cleaned = 0.00856926 Jy ! Component: 3150 - total flux cleaned = 0.00871665 Jy ! Component: 3200 - total flux cleaned = 0.00886206 Jy ! Component: 3250 - total flux cleaned = 0.00891048 Jy ! Component: 3300 - total flux cleaned = 0.00895888 Jy ! Component: 3350 - total flux cleaned = 0.00895907 Jy ! Component: 3400 - total flux cleaned = 0.00905467 Jy ! Component: 3450 - total flux cleaned = 0.00919741 Jy ! Component: 3500 - total flux cleaned = 0.00929131 Jy ! Component: 3550 - total flux cleaned = 0.00938493 Jy ! Component: 3600 - total flux cleaned = 0.00938516 Jy ! Component: 3650 - total flux cleaned = 0.0095242 Jy ! Component: 3700 - total flux cleaned = 0.00933944 Jy ! Component: 3750 - total flux cleaned = 0.00952314 Jy ! Component: 3800 - total flux cleaned = 0.009569 Jy ! Component: 3850 - total flux cleaned = 0.00956927 Jy ! Component: 3900 - total flux cleaned = 0.00975015 Jy ! Component: 3950 - total flux cleaned = 0.00979481 Jy ! Component: 4000 - total flux cleaned = 0.00992877 Jy ! Component: 4050 - total flux cleaned = 0.0096615 Jy ! Total flux subtracted in 4096 components = 0.00975007 Jy ! Clean residual min=-0.002746 max=0.002610 Jy/beam ! Clean residual mean=0.000012 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 1.52176 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 540 components and 1.52176 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2258-2758_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.14 x 8.683 at -8.486 degrees (North through East) ! Clean map min=-0.0051562 max=1.0872 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2258-2758_S_b_map.fits wmodel /vlbi/uf001/uvm//J2258-2758_S_b_map.mod ! Writing 540 model components to file: /vlbi/uf001/uvm//J2258-2758_S_b_map.mod wobs /vlbi/uf001/uvm//J2258-2758_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2258-2758_S_b_uvs.fits wwins /vlbi/uf001/uvm//J2258-2758_S_b_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uvm//J2258-2758_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.08721 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0008594 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.23714 0.23714 0.47428 0.94856 1.89712 3.79424 7.58848 15.177 30.3539 60.7078 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1265.07 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2258-2758_S_b_dfm.log closed on Sun Jan 13 22:42:36 2019