! Started logfile: /vlbi/uf001/uvm//J2002+4725_S_a_dfm.log on Sun Jan 13 22:25:43 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//J2002+4725_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2002+4725_S_a_uvm.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! AN table 2: 4 integrations on 36 of 36 possible baselines. ! AN table 3: 12 integrations on 28 of 28 possible baselines. ! AN table 4: 37 integrations on 45 of 45 possible baselines. ! AN table 5: 5 integrations on 36 of 36 possible baselines. ! AN table 6: 10 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.76296 visibilities/baseline/integration-bin. ! Found source: J2002+4725 ! ! 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 6402 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 J2002+4725_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 3 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 9 telescope corrections were flagged in sub-array 3. ! A total of 100 telescope corrections were flagged in sub-array 4. ! A total of 14 telescope corrections were flagged in sub-array 5. ! A total of 27 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 9 telescope corrections were flagged in sub-array 3. ! A total of 100 telescope corrections were flagged in sub-array 4. ! A total of 14 telescope corrections were flagged in sub-array 5. ! A total of 27 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 9 telescope corrections were flagged in sub-array 3. ! A total of 100 telescope corrections were flagged in sub-array 4. ! A total of 14 telescope corrections were flagged in sub-array 5. ! A total of 27 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.286029Jy sigma=19.983896 ! Fit after self-cal, rms=0.333896Jy sigma=5.751483 ! 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=2.576 mas, bmaj=4.354 mas, bpa=-12.99 degrees ! Estimated noise=0.741184 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 = 0.547601 Jy ! Component: 100 - total flux cleaned = 0.741984 Jy ! Total flux subtracted in 100 components = 0.741984 Jy ! Clean residual min=-0.019614 max=0.085478 Jy/beam ! Clean residual mean=0.000044 rms=0.004887 Jy/beam ! Combined flux in latest and established models = 0.741984 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.741984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.242404Jy sigma=3.402422 ! Fit after self-cal, rms=0.242268Jy sigma=3.401019 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0915571 Jy ! Component: 100 - total flux cleaned = 0.141488 Jy ! Total flux subtracted in 100 components = 0.141488 Jy ! Clean residual min=-0.013922 max=0.025597 Jy/beam ! Clean residual mean=0.000024 rms=0.003348 Jy/beam ! Combined flux in latest and established models = 0.883473 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 22 components and 0.883473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.187378Jy sigma=2.514566 ! Fit after self-cal, rms=0.187342Jy sigma=2.514321 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0321305 Jy ! Component: 100 - total flux cleaned = 0.0546219 Jy ! Total flux subtracted in 100 components = 0.0546219 Jy ! Clean residual min=-0.014581 max=0.014128 Jy/beam ! Clean residual mean=0.000018 rms=0.003089 Jy/beam ! Combined flux in latest and established models = 0.938095 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.938095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.178072Jy sigma=2.356565 ! Fit after self-cal, rms=0.178060Jy sigma=2.356507 ! 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=3.134 mas, bmaj=5.214 mas, bpa=-9.909 degrees ! Estimated noise=0.621813 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 = 0.0229621 Jy ! Component: 100 - total flux cleaned = 0.0365568 Jy ! Component: 150 - total flux cleaned = 0.0448969 Jy ! Component: 200 - total flux cleaned = 0.049082 Jy ! Total flux subtracted in 200 components = 0.049082 Jy ! Clean residual min=-0.015009 max=0.014010 Jy/beam ! Clean residual mean=0.000061 rms=0.003578 Jy/beam ! Combined flux in latest and established models = 0.987177 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.987177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.174871Jy sigma=2.297597 ! Fit after self-cal, rms=0.174863Jy sigma=2.297569 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.134 x 5.214 at -9.909 degrees (North through East) ! Clean map min=-0.014572 max=0.74889 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.09 HN 1.02 KP 1.09 ! LA 1.21 MK 1.19 NL 1.10 PT 3.29 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 HN 1.05 KP 1.05 LA 1.07 ! MK 1.11 NL 1.05 OV 1.07 PT 1.28 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.80 HN 1.09 LA 0.92 MK 1.09 ! NL 1.13 OV 2.58 PT 1.01 SC 1.17 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 0.97 HN 1.01 KP 1.00 ! LA 0.92 MK 1.07 NL 1.02 OV 0.99 ! PT 0.98 SC 1.03 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.95 FD 0.93 HN 0.95 KP 0.94 ! LA 0.89 MK 0.90 NL 0.96 OV 0.92 ! PT 0.91 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.99 HN 0.91 KP 0.97 LA 0.89 ! MK 0.94 NL 0.97 OV 0.91 PT 0.90 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.08 HN 1.03 KP 1.09 ! LA 1.23 MK 1.00 NL 1.08 PT 2.85 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 HN 1.08 KP 1.06 LA 1.04 ! MK 1.05 NL 1.04 OV 1.06 PT 1.11 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 HN 1.04 LA 0.94 MK 1.07 ! NL 1.09 OV 2.53 PT 1.01 SC 1.10 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.96 HN 1.00 KP 0.99 ! LA 0.92 MK 1.03 NL 1.04 OV 1.00 ! PT 0.96 SC 1.01 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 0.93 HN 0.93 KP 0.93 ! LA 0.88 MK 0.85 NL 1.01 OV 0.98 ! PT 0.92 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.82 HN 0.91 KP 0.94 LA 0.89 ! MK 0.91 NL 0.99 OV 0.89 PT 0.89 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.09 HN 1.01 KP 1.07 ! LA 1.16 MK 1.02 NL 1.05 PT 2.66 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 HN 1.02 KP 1.02 LA 1.05 ! MK 1.03 NL 1.04 OV 1.03 PT 1.06 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 HN 1.04 LA 0.93 MK 1.06 ! NL 1.05 OV 2.47 PT 1.01 SC 1.09 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.95 HN 0.99 KP 0.98 ! LA 0.91 MK 1.04 NL 1.05 OV 0.96 ! PT 0.95 SC 1.00 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.98 FD 0.92 HN 0.92 KP 0.94 ! LA 0.86 MK 0.81 NL 0.94 OV 0.90 ! PT 0.90 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.94 HN 0.87 KP 0.93 LA 0.88 ! MK 0.89 NL 0.95 OV 0.90 PT 0.88 ! SC 0.91 ! ! ! Fit before self-cal, rms=0.174863Jy sigma=2.297569 ! Fit after self-cal, rms=0.093537Jy sigma=1.128259 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.16 mas, bmaj=5.242 mas, bpa=-10.7 degrees ! Estimated noise=0.625624 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 (3.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408513 Jy ! Component: 100 - total flux cleaned = 0.00479273 Jy ! Component: 150 - total flux cleaned = 0.00509664 Jy ! Component: 200 - total flux cleaned = 0.00536182 Jy ! Total flux subtracted in 200 components = 0.00536182 Jy ! Clean residual min=-0.004794 max=0.004551 Jy/beam ! Clean residual mean=0.000018 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.992539 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 69 components and 0.992539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092923Jy sigma=1.116327 ! Fit after self-cal, rms=0.093401Jy sigma=1.115104 ! 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=0.093401Jy sigma=1.115104 ! Fit after self-cal, rms=0.083122Jy sigma=0.905592 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.154 mas, bmaj=5.266 mas, bpa=-10.52 degrees ! Estimated noise=0.626185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175846 Jy ! Component: 100 - total flux cleaned = 0.00185905 Jy ! Component: 150 - total flux cleaned = 0.00185936 Jy ! Component: 200 - total flux cleaned = 0.00200185 Jy ! Total flux subtracted in 200 components = 0.00200185 Jy ! Clean residual min=-0.002854 max=0.002871 Jy/beam ! Clean residual mean=0.000004 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.99454 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 82 components and 0.994541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082905Jy sigma=0.900442 ! Fit after self-cal, rms=0.082923Jy sigma=0.900220 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 = 0.000302993 Jy ! Component: 100 - total flux cleaned = 0.000367007 Jy ! Component: 150 - total flux cleaned = 0.000367525 Jy ! Component: 200 - total flux cleaned = 0.00036798 Jy ! Total flux subtracted in 200 components = 0.00036798 Jy ! Clean residual min=-0.002836 max=0.002802 Jy/beam ! Clean residual mean=0.000004 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.994909 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.994909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082850Jy sigma=0.898264 ! Fit after self-cal, rms=0.082851Jy sigma=0.898228 ! 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=0.082851Jy sigma=0.898228 ! Fit after self-cal, rms=0.082593Jy sigma=0.891693 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.15 mas, bmaj=5.266 mas, bpa=-10.66 degrees ! Estimated noise=0.625878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000876902 Jy ! Component: 100 - total flux cleaned = 0.000934114 Jy ! Component: 150 - total flux cleaned = 0.000936315 Jy ! Component: 200 - total flux cleaned = 0.00103639 Jy ! Total flux subtracted in 200 components = 0.00103639 Jy ! Clean residual min=-0.002591 max=0.002706 Jy/beam ! Clean residual mean=0.000003 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.995945 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.995945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082521Jy sigma=0.889763 ! Fit after self-cal, rms=0.082520Jy sigma=0.889730 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 (46.5, 38). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215465 Jy ! Component: 100 - total flux cleaned = 0.00281191 Jy ! Component: 150 - total flux cleaned = 0.00305209 Jy ! Component: 200 - total flux cleaned = 0.00323336 Jy ! Total flux subtracted in 200 components = 0.00323336 Jy ! Clean residual min=-0.002568 max=0.002736 Jy/beam ! Clean residual mean=0.000003 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.999178 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 109 components and 0.999178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082409Jy sigma=0.887803 ! Fit after self-cal, rms=0.082410Jy sigma=0.887725 ! Inverting map ! Added new window around map position (-26, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172897 Jy ! Component: 100 - total flux cleaned = 0.00181005 Jy ! Component: 150 - total flux cleaned = 0.00167534 Jy ! Component: 200 - total flux cleaned = 0.0014922 Jy ! Total flux subtracted in 200 components = 0.0014922 Jy ! Clean residual min=-0.002638 max=0.002394 Jy/beam ! Clean residual mean=0.000002 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 1.00067 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 124 components and 1.00067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082298Jy sigma=0.884599 ! Fit after self-cal, rms=0.082286Jy sigma=0.884498 ! 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=0.082286Jy sigma=0.884498 ! Fit after self-cal, rms=0.082269Jy sigma=0.884033 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.339 mas, bmaj=8.683 mas, bpa=-14.15 degrees ! Estimated noise=0.886432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150359 Jy ! Component: 100 - total flux cleaned = 0.00216951 Jy ! Component: 150 - total flux cleaned = 0.00267654 Jy ! Component: 200 - total flux cleaned = 0.00302391 Jy ! Total flux subtracted in 200 components = 0.00302391 Jy ! Clean residual min=-0.002763 max=0.002686 Jy/beam ! Clean residual mean=0.000003 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 1.00369 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 144 components and 1.00369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082235Jy sigma=0.883428 ! Fit after self-cal, rms=0.082232Jy sigma=0.883368 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 = 0.000392612 Jy ! Component: 100 - total flux cleaned = 0.0005678 Jy ! Component: 150 - total flux cleaned = 0.000729517 Jy ! Component: 200 - total flux cleaned = 0.000857517 Jy ! Total flux subtracted in 200 components = 0.000857517 Jy ! Clean residual min=-0.002781 max=0.002694 Jy/beam ! Clean residual mean=0.000002 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 1.00455 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 150 components and 1.00455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082220Jy sigma=0.883204 ! Fit after self-cal, rms=0.082217Jy sigma=0.883188 ! 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=3.148 mas, bmaj=5.264 mas, bpa=-10.75 degrees ! Estimated noise=0.625726 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.148 x 5.264 at -10.75 degrees (North through East) ! Clean map min=-0.0024982 max=0.75327 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=0.082217Jy sigma=0.883188 ! Fit after self-cal, rms=0.076984Jy sigma=0.817415 ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=5.262 mas, bpa=-10.87 degrees ! Estimated noise=0.625808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00056029 Jy ! Component: 100 - total flux cleaned = 0.00050815 Jy ! Component: 150 - total flux cleaned = 0.000558588 Jy ! Component: 200 - total flux cleaned = 0.000511783 Jy ! Total flux subtracted in 200 components = 0.000511783 Jy ! Clean residual min=-0.002618 max=0.002218 Jy/beam ! Clean residual mean=0.000000 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 1.00506 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 160 components and 1.00506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076933Jy sigma=0.815708 ! Fit after self-cal, rms=0.076932Jy sigma=0.815679 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000140656 Jy ! Component: 100 - total flux cleaned = 0.000141632 Jy ! Component: 150 - total flux cleaned = 0.000143642 Jy ! Component: 200 - total flux cleaned = 0.000183672 Jy ! Total flux subtracted in 200 components = 0.000183672 Jy ! Clean residual min=-0.002646 max=0.002217 Jy/beam ! Clean residual mean=0.000000 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 1.00525 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 166 components and 1.00525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076903Jy sigma=0.814648 ! Fit after self-cal, rms=0.076900Jy sigma=0.814641 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076900Jy sigma=0.814641 ! Fit after self-cal, rms=0.076888Jy sigma=0.814515 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=2.576 mas, bmaj=4.398 mas, bpa=-13.65 degrees ! Estimated noise=0.745595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.550713 Jy ! Component: 100 - total flux cleaned = 0.748427 Jy ! Component: 150 - total flux cleaned = 0.841356 Jy ! Component: 200 - total flux cleaned = 0.889956 Jy ! Total flux subtracted in 200 components = 0.889956 Jy ! Clean residual min=-0.007258 max=0.025146 Jy/beam ! Clean residual mean=0.000013 rms=0.001709 Jy/beam ! Combined flux in latest and established models = 0.889956 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.889956 Jy ! Inverting map and beam ! Estimated beam: bmin=3.147 mas, bmaj=5.26 mas, bpa=-10.88 degrees ! Estimated noise=0.625839 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 = 0.0438643 Jy ! Component: 100 - total flux cleaned = 0.068793 Jy ! Component: 150 - total flux cleaned = 0.084207 Jy ! Component: 200 - total flux cleaned = 0.09405 Jy ! Total flux subtracted in 200 components = 0.09405 Jy ! Clean residual min=-0.003299 max=0.006327 Jy/beam ! Clean residual mean=0.000002 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.984006 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 59 components and 0.984006 Jy ! Inverting map ! Added new window around map position (-3, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0067621 Jy ! Component: 100 - total flux cleaned = 0.0111134 Jy ! Component: 150 - total flux cleaned = 0.0134527 Jy ! Component: 200 - total flux cleaned = 0.0148461 Jy ! Total flux subtracted in 200 components = 0.0148461 Jy ! Clean residual min=-0.003210 max=0.003091 Jy/beam ! Clean residual mean=0.000001 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.998852 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 0.998852 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=7.335 mas, bmaj=8.682 mas, bpa=-14.17 degrees ! Estimated noise=0.887613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318217 Jy ! Component: 100 - total flux cleaned = 0.00465615 Jy ! Component: 150 - total flux cleaned = 0.00554276 Jy ! Component: 200 - total flux cleaned = 0.00617154 Jy ! Total flux subtracted in 200 components = 0.00617154 Jy ! Clean residual min=-0.002856 max=0.002772 Jy/beam ! Clean residual mean=0.000002 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 1.00502 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 = 0.000531456 Jy ! Component: 100 - total flux cleaned = 0.000841682 Jy ! Component: 150 - total flux cleaned = 0.00108716 Jy ! Component: 200 - total flux cleaned = 0.0012163 Jy ! Total flux subtracted in 200 components = 0.0012163 Jy ! Clean residual min=-0.002867 max=0.002757 Jy/beam ! Clean residual mean=0.000001 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 1.00624 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 120 components and 1.00624 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.147 mas, bmaj=5.26 mas, bpa=-10.88 degrees ! Estimated noise=0.625839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.29842e-05 Jy ! Component: 100 - total flux cleaned = 0.000872571 Jy ! Component: 150 - total flux cleaned = 0.00139067 Jy ! Component: 200 - total flux cleaned = 0.00148833 Jy ! Total flux subtracted in 200 components = 0.00148833 Jy ! Clean residual min=-0.002824 max=0.002987 Jy/beam ! Clean residual mean=0.000000 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 1.00773 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 129 components and 1.00773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077759Jy sigma=0.834468 ! Fit after self-cal, rms=0.077748Jy sigma=0.834214 wmodel J2002+4725_S_a_map.mod ! Writing 129 model components to file: J2002+4725_S_a_map.mod wobs J2002+4725_S_a_uvs.fits ! Writing UV FITS file: J2002+4725_S_a_uvs.fits wwins J2002+4725_S_a_map.win ! wwins: Wrote 5 windows to J2002+4725_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 = -4.54565e-05 Jy ! Component: 100 - total flux cleaned = -0.000426243 Jy ! Component: 150 - total flux cleaned = -0.000834706 Jy ! Component: 200 - total flux cleaned = -0.00105378 Jy ! Component: 250 - total flux cleaned = -0.00105523 Jy ! Component: 300 - total flux cleaned = -0.000890558 Jy ! Component: 350 - total flux cleaned = -0.000647497 Jy ! Component: 400 - total flux cleaned = -0.000448103 Jy ! Component: 450 - total flux cleaned = -0.000408706 Jy ! Component: 500 - total flux cleaned = -0.000214547 Jy ! Component: 550 - total flux cleaned = -0.000138281 Jy ! Component: 600 - total flux cleaned = -2.42252e-05 Jy ! Component: 650 - total flux cleaned = 5.05759e-05 Jy ! Component: 700 - total flux cleaned = 0.000199281 Jy ! Component: 750 - total flux cleaned = 0.000235888 Jy ! Component: 800 - total flux cleaned = 0.000454464 Jy ! Component: 850 - total flux cleaned = 0.000598397 Jy ! Component: 900 - total flux cleaned = 0.000776644 Jy ! Component: 950 - total flux cleaned = 0.00088252 Jy ! Component: 1000 - total flux cleaned = 0.000987763 Jy ! Component: 1050 - total flux cleaned = 0.00102281 Jy ! Component: 1100 - total flux cleaned = 0.00116096 Jy ! Component: 1150 - total flux cleaned = 0.0012983 Jy ! Component: 1200 - total flux cleaned = 0.00129801 Jy ! Component: 1250 - total flux cleaned = 0.00133186 Jy ! Component: 1300 - total flux cleaned = 0.00146627 Jy ! Component: 1350 - total flux cleaned = 0.00146665 Jy ! Component: 1400 - total flux cleaned = 0.00156562 Jy ! Component: 1450 - total flux cleaned = 0.00156568 Jy ! Component: 1500 - total flux cleaned = 0.00159827 Jy ! Component: 1550 - total flux cleaned = 0.001501 Jy ! Component: 1600 - total flux cleaned = 0.00166232 Jy ! Component: 1650 - total flux cleaned = 0.00159816 Jy ! Component: 1700 - total flux cleaned = 0.00166213 Jy ! Component: 1750 - total flux cleaned = 0.00156701 Jy ! Component: 1800 - total flux cleaned = 0.0016616 Jy ! Component: 1850 - total flux cleaned = 0.00175588 Jy ! Component: 1900 - total flux cleaned = 0.00178722 Jy ! Component: 1950 - total flux cleaned = 0.00178738 Jy ! Component: 2000 - total flux cleaned = 0.00188004 Jy ! Component: 2050 - total flux cleaned = 0.0018492 Jy ! Component: 2100 - total flux cleaned = 0.00191028 Jy ! Component: 2150 - total flux cleaned = 0.00200167 Jy ! Component: 2200 - total flux cleaned = 0.00206229 Jy ! Component: 2250 - total flux cleaned = 0.00200185 Jy ! Component: 2300 - total flux cleaned = 0.00215183 Jy ! Component: 2350 - total flux cleaned = 0.00218158 Jy ! Component: 2400 - total flux cleaned = 0.00212214 Jy ! Component: 2450 - total flux cleaned = 0.00221066 Jy ! Component: 2500 - total flux cleaned = 0.00218103 Jy ! Component: 2550 - total flux cleaned = 0.00232736 Jy ! Component: 2600 - total flux cleaned = 0.00223996 Jy ! Component: 2650 - total flux cleaned = 0.00232696 Jy ! Component: 2700 - total flux cleaned = 0.00229787 Jy ! Component: 2750 - total flux cleaned = 0.00218278 Jy ! Component: 2800 - total flux cleaned = 0.00221162 Jy ! Component: 2850 - total flux cleaned = 0.00218282 Jy ! Component: 2900 - total flux cleaned = 0.00229646 Jy ! Component: 2950 - total flux cleaned = 0.00229642 Jy ! Component: 3000 - total flux cleaned = 0.00226822 Jy ! Component: 3050 - total flux cleaned = 0.00221244 Jy ! Component: 3100 - total flux cleaned = 0.0021288 Jy ! Component: 3150 - total flux cleaned = 0.00218439 Jy ! Component: 3200 - total flux cleaned = 0.00223986 Jy ! Component: 3250 - total flux cleaned = 0.00223986 Jy ! Component: 3300 - total flux cleaned = 0.00243229 Jy ! Component: 3350 - total flux cleaned = 0.00224044 Jy ! Component: 3400 - total flux cleaned = 0.00234977 Jy ! Component: 3450 - total flux cleaned = 0.00237676 Jy ! Component: 3500 - total flux cleaned = 0.00237676 Jy ! Component: 3550 - total flux cleaned = 0.00237676 Jy ! Component: 3600 - total flux cleaned = 0.00243046 Jy ! Component: 3650 - total flux cleaned = 0.00248401 Jy ! Component: 3700 - total flux cleaned = 0.00253728 Jy ! Component: 3750 - total flux cleaned = 0.00269666 Jy ! Component: 3800 - total flux cleaned = 0.00272304 Jy ! Component: 3850 - total flux cleaned = 0.00243268 Jy ! Component: 3900 - total flux cleaned = 0.0024851 Jy ! Component: 3950 - total flux cleaned = 0.00248512 Jy ! Component: 4000 - total flux cleaned = 0.00258945 Jy ! Component: 4050 - total flux cleaned = 0.0024854 Jy ! Total flux subtracted in 4096 components = 0.00253723 Jy ! Clean residual min=-0.001335 max=0.001567 Jy/beam ! Clean residual mean=0.000001 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 1.01027 Jy keep ! Adding 333 model components to the UV plane model. ! The established model now contains 458 components and 1.01027 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2002+4725_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.147 x 5.26 at -10.88 degrees (North through East) ! Clean map min=-0.0026197 max=0.75258 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2002+4725_S_a_map.fits wmodel /vlbi/uf001/uvm//J2002+4725_S_a_map.mod ! Writing 458 model components to file: /vlbi/uf001/uvm//J2002+4725_S_a_map.mod wobs /vlbi/uf001/uvm//J2002+4725_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2002+4725_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2002+4725_S_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J2002+4725_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.752583 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000460044 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.183386 0.183386 0.366772 0.733544 1.46709 2.93417 5.86835 11.7367 23.4734 46.9468 93.8936 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.752 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1635.89 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2002+4725_S_a_dfm.log closed on Sun Jan 13 22:25:48 2019