! Started logfile: /vlbi/uf001/uvm//J1707+0148_S_a_dfm.log on Sun Jan 13 22:04:49 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//J1707+0148_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1707+0148_S_a_uvm.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! AN table 2: 13 integrations on 1 of 1 possible baselines. ! AN table 3: 12 integrations on 6 of 6 possible baselines. ! AN table 4: 62 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.636635 visibilities/baseline/integration-bin. ! Found source: J1707+0148 ! ! 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 5766 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 J1707+0148_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 12 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 187 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 187 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 187 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.330288Jy sigma=18.856882 ! Fit after self-cal, rms=0.264536Jy sigma=3.703803 ! 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=2.845 mas, bmaj=6.643 mas, bpa=-4.931 degrees ! Estimated noise=0.912546 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 = 0.611062 Jy ! Component: 100 - total flux cleaned = 0.77008 Jy ! Total flux subtracted in 100 components = 0.77008 Jy ! Clean residual min=-0.024768 max=0.065261 Jy/beam ! Clean residual mean=0.000037 rms=0.006260 Jy/beam ! Combined flux in latest and established models = 0.77008 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.77008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.237990Jy sigma=2.888062 ! Fit after self-cal, rms=0.237905Jy sigma=2.886945 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0676682 Jy ! Component: 100 - total flux cleaned = 0.102282 Jy ! Total flux subtracted in 100 components = 0.102282 Jy ! Clean residual min=-0.021465 max=0.029508 Jy/beam ! Clean residual mean=0.000042 rms=0.005197 Jy/beam ! Combined flux in latest and established models = 0.872363 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 0.872363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.203568Jy sigma=2.347124 ! Fit after self-cal, rms=0.203500Jy sigma=2.346148 ! 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=3.341 mas, bmaj=7.432 mas, bpa=-2.364 degrees ! Estimated noise=0.687589 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 = 0.0442338 Jy ! Component: 100 - total flux cleaned = 0.06712 Jy ! Component: 150 - total flux cleaned = 0.0813971 Jy ! Component: 200 - total flux cleaned = 0.0907211 Jy ! Total flux subtracted in 200 components = 0.0907211 Jy ! Clean residual min=-0.015908 max=0.023677 Jy/beam ! Clean residual mean=0.000021 rms=0.004085 Jy/beam ! Combined flux in latest and established models = 0.963084 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 58 components and 0.963084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.192394Jy sigma=2.180691 ! Fit after self-cal, rms=0.192364Jy sigma=2.180150 ! Inverting map ! Added new window around map position (10, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0232354 Jy ! Component: 100 - total flux cleaned = 0.0255947 Jy ! Component: 150 - total flux cleaned = 0.0252159 Jy ! Component: 200 - total flux cleaned = 0.024881 Jy ! Total flux subtracted in 200 components = 0.024881 Jy ! Clean residual min=-0.015830 max=0.022476 Jy/beam ! Clean residual mean=0.000024 rms=0.003817 Jy/beam ! Combined flux in latest and established models = 0.987965 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 83 components and 0.987965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.189014Jy sigma=2.124123 ! Fit after self-cal, rms=0.188734Jy sigma=2.117742 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.341 x 7.432 at -2.364 degrees (North through East) ! Clean map min=-0.015357 max=0.82374 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.11 HN 1.00 KP 1.11 ! LA 1.05 NL 1.06 OV 1.11 PT 1.14 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 HN 0.95 NL 1.00 SC 0.91 ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.97 HN 1.03 KP 1.00 ! LA 0.95 MK 1.05 NL 1.02 OV 0.99 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.14 HN 1.03 KP 1.08 ! LA 1.08 NL 1.02 OV 1.09 PT 1.01 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 HN 0.97 NL 1.00 SC 0.91 ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.11 FD 0.98 HN 1.03 KP 1.00 ! LA 0.94 MK 1.06 NL 1.03 OV 0.98 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.09 HN 1.03 KP 1.08 ! LA 1.08 NL 1.04 OV 1.12 PT 0.96 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.79 HN 0.99 NL 1.02 SC 0.94 ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 0.98 HN 1.02 KP 1.00 ! LA 0.94 MK 1.02 NL 1.02 OV 0.98 ! PT 0.96 SC 1.02 ! ! ! Fit before self-cal, rms=0.188734Jy sigma=2.117742 ! Fit after self-cal, rms=0.199903Jy sigma=2.000785 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.357 mas, bmaj=7.565 mas, bpa=-2.436 degrees ! Estimated noise=0.699158 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 = -0.00938694 Jy ! Component: 100 - total flux cleaned = -0.0113402 Jy ! Component: 150 - total flux cleaned = -0.0127557 Jy ! Component: 200 - total flux cleaned = -0.0138002 Jy ! Total flux subtracted in 200 components = -0.0138002 Jy ! Clean residual min=-0.012270 max=0.013588 Jy/beam ! Clean residual mean=0.000014 rms=0.003198 Jy/beam ! Combined flux in latest and established models = 0.974165 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.974165 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.199044Jy sigma=1.987892 ! Fit after self-cal, rms=0.199029Jy sigma=1.987207 ! 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=0.199029Jy sigma=1.987207 ! Fit after self-cal, rms=0.130496Jy sigma=1.292134 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.351 mas, bmaj=7.56 mas, bpa=-2.449 degrees ! Estimated noise=0.699844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00522859 Jy ! Component: 100 - total flux cleaned = -0.00546491 Jy ! Component: 150 - total flux cleaned = -0.00565891 Jy ! Component: 200 - total flux cleaned = -0.00602631 Jy ! Total flux subtracted in 200 components = -0.00602631 Jy ! Clean residual min=-0.005766 max=0.006321 Jy/beam ! Clean residual mean=-0.000013 rms=0.001560 Jy/beam ! Combined flux in latest and established models = 0.968138 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 111 components and 0.968138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.129573Jy sigma=1.276435 ! Fit after self-cal, rms=0.129567Jy sigma=1.275480 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 = -0.00140823 Jy ! Component: 100 - total flux cleaned = -0.0017157 Jy ! Component: 150 - total flux cleaned = -0.00199508 Jy ! Component: 200 - total flux cleaned = -0.00225343 Jy ! Total flux subtracted in 200 components = -0.00225343 Jy ! Clean residual min=-0.005434 max=0.006162 Jy/beam ! Clean residual mean=-0.000013 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.965885 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 121 components and 0.965885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.129225Jy sigma=1.269786 ! Fit after self-cal, rms=0.129205Jy sigma=1.269668 ! 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=0.129205Jy sigma=1.269668 ! Fit after self-cal, rms=0.119229Jy sigma=1.102419 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.348 mas, bmaj=7.565 mas, bpa=-2.469 degrees ! Estimated noise=0.700276 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00217797 Jy ! Component: 100 - total flux cleaned = -0.000859366 Jy ! Component: 150 - total flux cleaned = -0.00086206 Jy ! Component: 200 - total flux cleaned = -0.000610792 Jy ! Total flux subtracted in 200 components = -0.000610792 Jy ! Clean residual min=-0.004194 max=0.004349 Jy/beam ! Clean residual mean=-0.000001 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.965274 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 130 components and 0.965274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118775Jy sigma=1.093028 ! Fit after self-cal, rms=0.118742Jy sigma=1.092187 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, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.20526e-05 Jy ! Component: 100 - total flux cleaned = -0.000651898 Jy ! Component: 150 - total flux cleaned = -0.000424121 Jy ! Component: 200 - total flux cleaned = -0.000428125 Jy ! Total flux subtracted in 200 components = -0.000428125 Jy ! Clean residual min=-0.003704 max=0.003582 Jy/beam ! Clean residual mean=-0.000001 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.964846 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 145 components and 0.964846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118399Jy sigma=1.087320 ! Fit after self-cal, rms=0.118384Jy sigma=1.087060 ! 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=0.118384Jy sigma=1.087060 ! Fit after self-cal, rms=0.119166Jy sigma=1.084811 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.392 mas, bmaj=11.64 mas, bpa=-0.2821 degrees ! Estimated noise=0.900742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00288017 Jy ! Component: 100 - total flux cleaned = -0.00311582 Jy ! Component: 150 - total flux cleaned = -0.00292638 Jy ! Component: 200 - total flux cleaned = -0.00284541 Jy ! Total flux subtracted in 200 components = -0.00284541 Jy ! Clean residual min=-0.004039 max=0.003468 Jy/beam ! Clean residual mean=-0.000003 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.962001 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 158 components and 0.962001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118965Jy sigma=1.083991 ! Fit after self-cal, rms=0.118949Jy sigma=1.083835 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 = -0.000198392 Jy ! Component: 100 - total flux cleaned = -0.000129284 Jy ! Component: 150 - total flux cleaned = -0.000192126 Jy ! Component: 200 - total flux cleaned = -0.000194451 Jy ! Total flux subtracted in 200 components = -0.000194451 Jy ! Clean residual min=-0.004072 max=0.003460 Jy/beam ! Clean residual mean=-0.000004 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.961806 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 167 components and 0.961806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118885Jy sigma=1.083176 ! Fit after self-cal, rms=0.118876Jy sigma=1.083105 ! 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=3.345 mas, bmaj=7.568 mas, bpa=-2.474 degrees ! Estimated noise=0.700548 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.345 x 7.568 at -2.474 degrees (North through East) ! Clean map min=-0.0047479 max=0.83594 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=0.118876Jy sigma=1.083105 ! Fit after self-cal, rms=0.080531Jy sigma=0.825552 ! Inverting map and beam ! Estimated beam: bmin=3.349 mas, bmaj=7.572 mas, bpa=-2.439 degrees ! Estimated noise=0.70104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010806 Jy ! Component: 100 - total flux cleaned = -0.000726003 Jy ! Component: 150 - total flux cleaned = -0.00019331 Jy ! Component: 200 - total flux cleaned = 8.19018e-05 Jy ! Total flux subtracted in 200 components = 8.19018e-05 Jy ! Clean residual min=-0.003329 max=0.002375 Jy/beam ! Clean residual mean=-0.000005 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.961888 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 178 components and 0.961888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080328Jy sigma=0.821104 ! Fit after self-cal, rms=0.080318Jy sigma=0.820763 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.70582e-05 Jy ! Component: 100 - total flux cleaned = 0.000224489 Jy ! Component: 150 - total flux cleaned = 0.000343727 Jy ! Component: 200 - total flux cleaned = 0.000453407 Jy ! Total flux subtracted in 200 components = 0.000453407 Jy ! Clean residual min=-0.003094 max=0.002355 Jy/beam ! Clean residual mean=-0.000004 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.962341 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 185 components and 0.962342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080233Jy sigma=0.819029 ! Fit after self-cal, rms=0.080235Jy sigma=0.818966 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080235Jy sigma=0.818966 ! Fit after self-cal, rms=0.080415Jy sigma=0.818257 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=2.874 mas, bmaj=6.683 mas, bpa=-4.655 degrees ! Estimated noise=0.961034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.642025 Jy ! Component: 100 - total flux cleaned = 0.803812 Jy ! Component: 150 - total flux cleaned = 0.871795 Jy ! Component: 200 - total flux cleaned = 0.904428 Jy ! Total flux subtracted in 200 components = 0.904428 Jy ! Clean residual min=-0.007474 max=0.015693 Jy/beam ! Clean residual mean=-0.000004 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 0.904428 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.904428 Jy ! Inverting map and beam ! Estimated beam: bmin=3.348 mas, bmaj=7.57 mas, bpa=-2.419 degrees ! Estimated noise=0.700573 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 = 0.0236181 Jy ! Component: 100 - total flux cleaned = 0.0357731 Jy ! Component: 150 - total flux cleaned = 0.0430628 Jy ! Component: 200 - total flux cleaned = 0.048262 Jy ! Total flux subtracted in 200 components = 0.048262 Jy ! Clean residual min=-0.003427 max=0.002973 Jy/beam ! Clean residual mean=-0.000006 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.95269 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 58 components and 0.95269 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=7.395 mas, bmaj=11.64 mas, bpa=-0.185 degrees ! Estimated noise=0.899899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486843 Jy ! Component: 100 - total flux cleaned = 0.0077913 Jy ! Component: 150 - total flux cleaned = 0.0094678 Jy ! Component: 200 - total flux cleaned = 0.010013 Jy ! Total flux subtracted in 200 components = 0.010013 Jy ! Clean residual min=-0.003253 max=0.002622 Jy/beam ! Clean residual mean=-0.000011 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.962703 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 = 0.00015619 Jy ! Component: 100 - total flux cleaned = 0.000202178 Jy ! Component: 150 - total flux cleaned = 0.000202791 Jy ! Component: 200 - total flux cleaned = 0.000204459 Jy ! Total flux subtracted in 200 components = 0.000204459 Jy ! Clean residual min=-0.003086 max=0.002625 Jy/beam ! Clean residual mean=-0.000011 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.962907 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 138 components and 0.962908 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.348 mas, bmaj=7.57 mas, bpa=-2.419 degrees ! Estimated noise=0.700573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000596931 Jy ! Component: 100 - total flux cleaned = -0.000443248 Jy ! Component: 150 - total flux cleaned = -0.000235705 Jy ! Component: 200 - total flux cleaned = -0.000174368 Jy ! Total flux subtracted in 200 components = -0.000174368 Jy ! Clean residual min=-0.003000 max=0.002458 Jy/beam ! Clean residual mean=-0.000004 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.962733 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 160 components and 0.962733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080314Jy sigma=0.818849 ! Fit after self-cal, rms=0.080242Jy sigma=0.817799 wmodel J1707+0148_S_a_map.mod ! Writing 160 model components to file: J1707+0148_S_a_map.mod wobs J1707+0148_S_a_uvs.fits ! Writing UV FITS file: J1707+0148_S_a_uvs.fits wwins J1707+0148_S_a_map.win ! wwins: Wrote 3 windows to J1707+0148_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 = -0.00125536 Jy ! Component: 100 - total flux cleaned = -0.00179566 Jy ! Component: 150 - total flux cleaned = -0.00209536 Jy ! Component: 200 - total flux cleaned = -0.00246815 Jy ! Component: 250 - total flux cleaned = -0.00287066 Jy ! Component: 300 - total flux cleaned = -0.00310638 Jy ! Component: 350 - total flux cleaned = -0.00329788 Jy ! Component: 400 - total flux cleaned = -0.00356063 Jy ! Component: 450 - total flux cleaned = -0.00370723 Jy ! Component: 500 - total flux cleaned = -0.00381496 Jy ! Component: 550 - total flux cleaned = -0.00384997 Jy ! Component: 600 - total flux cleaned = -0.00395518 Jy ! Component: 650 - total flux cleaned = -0.00395511 Jy ! Component: 700 - total flux cleaned = -0.0039891 Jy ! Component: 750 - total flux cleaned = -0.00388837 Jy ! Component: 800 - total flux cleaned = -0.00392219 Jy ! Component: 850 - total flux cleaned = -0.00398807 Jy ! Component: 900 - total flux cleaned = -0.00392288 Jy ! Component: 950 - total flux cleaned = -0.00395534 Jy ! Component: 1000 - total flux cleaned = -0.00379652 Jy ! Component: 1050 - total flux cleaned = -0.00385982 Jy ! Component: 1100 - total flux cleaned = -0.0037038 Jy ! Component: 1150 - total flux cleaned = -0.00358081 Jy ! Component: 1200 - total flux cleaned = -0.00358116 Jy ! Component: 1250 - total flux cleaned = -0.00355081 Jy ! Component: 1300 - total flux cleaned = -0.00349028 Jy ! Component: 1350 - total flux cleaned = -0.0034901 Jy ! Component: 1400 - total flux cleaned = -0.00340147 Jy ! Component: 1450 - total flux cleaned = -0.00334331 Jy ! Component: 1500 - total flux cleaned = -0.00337271 Jy ! Component: 1550 - total flux cleaned = -0.00340169 Jy ! Component: 1600 - total flux cleaned = -0.00334436 Jy ! Component: 1650 - total flux cleaned = -0.00325892 Jy ! Component: 1700 - total flux cleaned = -0.00331584 Jy ! Component: 1750 - total flux cleaned = -0.00325999 Jy ! Component: 1800 - total flux cleaned = -0.00326025 Jy ! Component: 1850 - total flux cleaned = -0.00342634 Jy ! Component: 1900 - total flux cleaned = -0.0033437 Jy ! Component: 1950 - total flux cleaned = -0.00353495 Jy ! Component: 2000 - total flux cleaned = -0.00348079 Jy ! Component: 2050 - total flux cleaned = -0.00345409 Jy ! Component: 2100 - total flux cleaned = -0.00350776 Jy ! Component: 2150 - total flux cleaned = -0.003481 Jy ! Component: 2200 - total flux cleaned = -0.00342781 Jy ! Component: 2250 - total flux cleaned = -0.00353326 Jy ! Component: 2300 - total flux cleaned = -0.00340235 Jy ! Component: 2350 - total flux cleaned = -0.00350624 Jy ! Component: 2400 - total flux cleaned = -0.00345457 Jy ! Component: 2450 - total flux cleaned = -0.0034288 Jy ! Component: 2500 - total flux cleaned = -0.00337763 Jy ! Component: 2550 - total flux cleaned = -0.00337764 Jy ! Component: 2600 - total flux cleaned = -0.00340276 Jy ! Component: 2650 - total flux cleaned = -0.003302 Jy ! Component: 2700 - total flux cleaned = -0.0032771 Jy ! Component: 2750 - total flux cleaned = -0.00327699 Jy ! Component: 2800 - total flux cleaned = -0.00320279 Jy ! Component: 2850 - total flux cleaned = -0.00320279 Jy ! Component: 2900 - total flux cleaned = -0.00320285 Jy ! Component: 2950 - total flux cleaned = -0.0032517 Jy ! Component: 3000 - total flux cleaned = -0.00320311 Jy ! Component: 3050 - total flux cleaned = -0.00313059 Jy ! Component: 3100 - total flux cleaned = -0.00322699 Jy ! Component: 3150 - total flux cleaned = -0.00332286 Jy ! Component: 3200 - total flux cleaned = -0.0032036 Jy ! Component: 3250 - total flux cleaned = -0.00325107 Jy ! Component: 3300 - total flux cleaned = -0.00315661 Jy ! Component: 3350 - total flux cleaned = -0.00313284 Jy ! Component: 3400 - total flux cleaned = -0.00320317 Jy ! Component: 3450 - total flux cleaned = -0.00315661 Jy ! Component: 3500 - total flux cleaned = -0.00306366 Jy ! Component: 3550 - total flux cleaned = -0.00311012 Jy ! Component: 3600 - total flux cleaned = -0.00299509 Jy ! Component: 3650 - total flux cleaned = -0.00306398 Jy ! Component: 3700 - total flux cleaned = -0.00308694 Jy ! Component: 3750 - total flux cleaned = -0.00299602 Jy ! Component: 3800 - total flux cleaned = -0.00304134 Jy ! Component: 3850 - total flux cleaned = -0.00297362 Jy ! Component: 3900 - total flux cleaned = -0.00301851 Jy ! Component: 3950 - total flux cleaned = -0.00299602 Jy ! Component: 4000 - total flux cleaned = -0.00299598 Jy ! Component: 4050 - total flux cleaned = -0.00304029 Jy ! Total flux subtracted in 4096 components = -0.00304022 Jy ! Clean residual min=-0.001232 max=0.001293 Jy/beam ! Clean residual mean=-0.000002 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.959693 Jy keep ! Adding 342 model components to the UV plane model. ! The established model now contains 502 components and 0.959692 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1707+0148_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.348 x 7.57 at -2.419 degrees (North through East) ! Clean map min=-0.0021765 max=0.84276 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1707+0148_S_a_map.fits wmodel /vlbi/uf001/uvm//J1707+0148_S_a_map.mod ! Writing 502 model components to file: /vlbi/uf001/uvm//J1707+0148_S_a_map.mod wobs /vlbi/uf001/uvm//J1707+0148_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1707+0148_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1707+0148_S_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J1707+0148_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.842756 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000421181 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.14993 0.14993 0.29986 0.59972 1.19944 2.39888 4.79776 9.59552 19.191 38.3821 76.7642 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.842 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2000.93 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1707+0148_S_a_dfm.log closed on Sun Jan 13 22:04:54 2019