! Started logfile: /vlbi/uf001/uvm//J0914+0245_S_a_dfm.log on Sun Jan 13 21:14:02 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//J0914+0245_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0914+0245_S_a_uvm.fits ! AN table 1: 62 integrations on 45 of 45 possible baselines. ! AN table 2: 8 integrations on 3 of 3 possible baselines. ! AN table 3: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.753098 visibilities/baseline/integration-bin. ! Found source: J0914+0245 ! ! 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 6927 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 J0914+0245_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 241 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 241 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 241 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 12 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.120943Jy sigma=18.673407 ! Fit after self-cal, rms=0.478531Jy sigma=8.160137 ! 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=2.686 mas, bmaj=6.634 mas, bpa=-3.972 degrees ! Estimated noise=0.78675 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 = 0.400517 Jy ! Component: 100 - total flux cleaned = 0.500827 Jy ! Total flux subtracted in 100 components = 0.500827 Jy ! Clean residual min=-0.019102 max=0.041291 Jy/beam ! Clean residual mean=0.000001 rms=0.003197 Jy/beam ! Combined flux in latest and established models = 0.500827 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.500827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.134773Jy sigma=2.031945 ! Fit after self-cal, rms=0.134749Jy sigma=2.031680 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0449277 Jy ! Component: 100 - total flux cleaned = 0.0689962 Jy ! Total flux subtracted in 100 components = 0.0689962 Jy ! Clean residual min=-0.010138 max=0.012383 Jy/beam ! Clean residual mean=0.000003 rms=0.002407 Jy/beam ! Combined flux in latest and established models = 0.569823 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.569823 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113590Jy sigma=1.673454 ! Fit after self-cal, rms=0.113568Jy sigma=1.673140 ! 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=3.179 mas, bmaj=7.582 mas, bpa=-2.733 degrees ! Estimated noise=0.594182 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 = 0.0216564 Jy ! Component: 100 - total flux cleaned = 0.0342509 Jy ! Component: 150 - total flux cleaned = 0.0420127 Jy ! Component: 200 - total flux cleaned = 0.046844 Jy ! Total flux subtracted in 200 components = 0.046844 Jy ! Clean residual min=-0.008225 max=0.015886 Jy/beam ! Clean residual mean=-0.000003 rms=0.002369 Jy/beam ! Combined flux in latest and established models = 0.616667 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.616667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.108777Jy sigma=1.598092 ! Fit after self-cal, rms=0.108759Jy sigma=1.597723 ! Inverting map ! Added new window around map position (2.5, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138187 Jy ! Component: 100 - total flux cleaned = 0.0210352 Jy ! Component: 150 - total flux cleaned = 0.024128 Jy ! Component: 200 - total flux cleaned = 0.0262073 Jy ! Total flux subtracted in 200 components = 0.0262073 Jy ! Clean residual min=-0.008402 max=0.008884 Jy/beam ! Clean residual mean=-0.000008 rms=0.002152 Jy/beam ! Combined flux in latest and established models = 0.642875 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 72 components and 0.642875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.107039Jy sigma=1.559411 ! Fit after self-cal, rms=0.106870Jy sigma=1.556383 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.179 x 7.582 at -2.733 degrees (North through East) ! Clean map min=-0.0080539 max=0.52846 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.98 KP 1.00 ! LA 0.95 MK 1.00 NL 1.01 OV 0.99 ! PT 1.00 SC 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 HN 1.03 KP 1.07 LA 1.11 ! MK 0.97 NL 1.09 OV 1.05 PT 1.04 ! SC 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.98 KP 1.01 ! LA 0.96 MK 1.00 NL 1.06 OV 0.98 ! PT 1.00 SC 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 HN 1.03 KP 1.10 LA 1.06 ! MK 1.02 NL 1.17 OV 1.00 PT 1.08 ! SC 1.01 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.99 KP 1.02 ! LA 0.97 MK 1.01 NL 1.04 OV 0.98 ! PT 1.01 SC 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 HN 1.03 KP 1.11 LA 1.11 ! MK 0.98 NL 1.08 OV 1.05 PT 1.06 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.106870Jy sigma=1.556383 ! Fit after self-cal, rms=0.096882Jy sigma=1.409741 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.183 mas, bmaj=7.639 mas, bpa=-2.399 degrees ! Estimated noise=0.596859 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 = -0.00102615 Jy ! Component: 100 - total flux cleaned = -0.00135169 Jy ! Component: 150 - total flux cleaned = -0.00119639 Jy ! Component: 200 - total flux cleaned = -0.00126699 Jy ! Total flux subtracted in 200 components = -0.00126699 Jy ! Clean residual min=-0.006367 max=0.007170 Jy/beam ! Clean residual mean=-0.000021 rms=0.001422 Jy/beam ! Combined flux in latest and established models = 0.641608 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.641607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096651Jy sigma=1.405982 ! Fit after self-cal, rms=0.096636Jy sigma=1.405584 ! 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=0.096636Jy sigma=1.405584 ! Fit after self-cal, rms=0.072899Jy sigma=1.101706 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.181 mas, bmaj=7.641 mas, bpa=-2.412 degrees ! Estimated noise=0.597648 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000816151 Jy ! Component: 100 - total flux cleaned = -0.000983713 Jy ! Component: 150 - total flux cleaned = -0.000980858 Jy ! Component: 200 - total flux cleaned = -0.00104905 Jy ! Total flux subtracted in 200 components = -0.00104905 Jy ! Clean residual min=-0.002868 max=0.003735 Jy/beam ! Clean residual mean=-0.000001 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.640558 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.640559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072737Jy sigma=1.098959 ! Fit after self-cal, rms=0.072763Jy sigma=1.098733 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 (6, 35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153904 Jy ! Component: 100 - total flux cleaned = 0.00111866 Jy ! Component: 150 - total flux cleaned = 0.000850916 Jy ! Component: 200 - total flux cleaned = 0.000849181 Jy ! Total flux subtracted in 200 components = 0.000849181 Jy ! Clean residual min=-0.002633 max=0.002794 Jy/beam ! Clean residual mean=-0.000001 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.641408 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 135 components and 0.641408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072559Jy sigma=1.095160 ! Fit after self-cal, rms=0.072556Jy sigma=1.095085 ! 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=0.072556Jy sigma=1.095085 ! Fit after self-cal, rms=0.071520Jy sigma=1.080978 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.181 mas, bmaj=7.638 mas, bpa=-2.382 degrees ! Estimated noise=0.596922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000437555 Jy ! Component: 100 - total flux cleaned = -0.000660901 Jy ! Component: 150 - total flux cleaned = -0.000914013 Jy ! Component: 200 - total flux cleaned = -0.00105427 Jy ! Total flux subtracted in 200 components = -0.00105427 Jy ! Clean residual min=-0.002446 max=0.002738 Jy/beam ! Clean residual mean=0.000003 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.640353 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 147 components and 0.640353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071440Jy sigma=1.079620 ! Fit after self-cal, rms=0.071441Jy sigma=1.079567 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 = -0.000240331 Jy ! Component: 100 - total flux cleaned = -0.000240867 Jy ! Component: 150 - total flux cleaned = -0.000241007 Jy ! Component: 200 - total flux cleaned = -0.000278067 Jy ! Total flux subtracted in 200 components = -0.000278067 Jy ! Clean residual min=-0.002413 max=0.002686 Jy/beam ! Clean residual mean=0.000003 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.640075 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 156 components and 0.640075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071398Jy sigma=1.078905 ! Fit after self-cal, rms=0.071398Jy sigma=1.078892 ! 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=0.071398Jy sigma=1.078892 ! Fit after self-cal, rms=0.071382Jy sigma=1.078724 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.221 mas, bmaj=11.8 mas, bpa=-4.524 degrees ! Estimated noise=0.78594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000307199 Jy ! Component: 100 - total flux cleaned = -0.000808567 Jy ! Component: 150 - total flux cleaned = -0.00103788 Jy ! Component: 200 - total flux cleaned = -0.00123692 Jy ! Total flux subtracted in 200 components = -0.00123692 Jy ! Clean residual min=-0.002829 max=0.003039 Jy/beam ! Clean residual mean=0.000007 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.638838 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 168 components and 0.638838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071359Jy sigma=1.078553 ! Fit after self-cal, rms=0.071356Jy sigma=1.078468 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 = -0.00028685 Jy ! Component: 100 - total flux cleaned = -0.000550119 Jy ! Component: 150 - total flux cleaned = -0.000668956 Jy ! Component: 200 - total flux cleaned = -0.000739502 Jy ! Total flux subtracted in 200 components = -0.000739502 Jy ! Clean residual min=-0.002860 max=0.002961 Jy/beam ! Clean residual mean=0.000007 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.638099 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 181 components and 0.638099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071348Jy sigma=1.078449 ! Fit after self-cal, rms=0.071347Jy sigma=1.078418 ! 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=3.181 mas, bmaj=7.64 mas, bpa=-2.377 degrees ! Estimated noise=0.596646 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.181 x 7.64 at -2.377 degrees (North through East) ! Clean map min=-0.0026222 max=0.53014 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=0.071347Jy sigma=1.078418 ! Fit after self-cal, rms=0.067568Jy sigma=1.003864 ! Inverting map and beam ! Estimated beam: bmin=3.181 mas, bmaj=7.64 mas, bpa=-2.385 degrees ! Estimated noise=0.596565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000478171 Jy ! Component: 100 - total flux cleaned = -0.000550808 Jy ! Component: 150 - total flux cleaned = -0.000552219 Jy ! Component: 200 - total flux cleaned = -0.000522183 Jy ! Total flux subtracted in 200 components = -0.000522183 Jy ! Clean residual min=-0.002399 max=0.002646 Jy/beam ! Clean residual mean=0.000002 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.637577 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 199 components and 0.637577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067536Jy sigma=1.003223 ! Fit after self-cal, rms=0.067536Jy sigma=1.003200 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.45844e-05 Jy ! Component: 100 - total flux cleaned = -3.4196e-05 Jy ! Component: 150 - total flux cleaned = -8.91779e-05 Jy ! Component: 200 - total flux cleaned = -6.24214e-05 Jy ! Total flux subtracted in 200 components = -6.24214e-05 Jy ! Clean residual min=-0.002345 max=0.002609 Jy/beam ! Clean residual mean=0.000002 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.637514 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 203 components and 0.637514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067515Jy sigma=1.002841 ! Fit after self-cal, rms=0.067516Jy sigma=1.002834 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067516Jy sigma=1.002834 ! Fit after self-cal, rms=0.067528Jy sigma=1.002779 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=2.7 mas, bmaj=6.642 mas, bpa=-3.617 degrees ! Estimated noise=0.786747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.398915 Jy ! Component: 100 - total flux cleaned = 0.497011 Jy ! Component: 150 - total flux cleaned = 0.540998 Jy ! Component: 200 - total flux cleaned = 0.564596 Jy ! Total flux subtracted in 200 components = 0.564596 Jy ! Clean residual min=-0.005201 max=0.011665 Jy/beam ! Clean residual mean=-0.000005 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.564597 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.564597 Jy ! Inverting map and beam ! Estimated beam: bmin=3.182 mas, bmaj=7.641 mas, bpa=-2.377 degrees ! Estimated noise=0.596547 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 = 0.0231046 Jy ! Component: 100 - total flux cleaned = 0.0369852 Jy ! Component: 150 - total flux cleaned = 0.0457558 Jy ! Component: 200 - total flux cleaned = 0.0518281 Jy ! Total flux subtracted in 200 components = 0.0518281 Jy ! Clean residual min=-0.003778 max=0.003680 Jy/beam ! Clean residual mean=0.000006 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.616425 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 76 components and 0.616425 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=7.226 mas, bmaj=11.8 mas, bpa=-4.512 degrees ! Estimated noise=0.7853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00778913 Jy ! Component: 100 - total flux cleaned = 0.01254 Jy ! Component: 150 - total flux cleaned = 0.0156898 Jy ! Component: 200 - total flux cleaned = 0.0177043 Jy ! Total flux subtracted in 200 components = 0.0177043 Jy ! Clean residual min=-0.003085 max=0.003134 Jy/beam ! Clean residual mean=0.000008 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.634129 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 = 0.000781723 Jy ! Component: 100 - total flux cleaned = 0.00109964 Jy ! Component: 150 - total flux cleaned = 0.00133034 Jy ! Component: 200 - total flux cleaned = 0.00141309 Jy ! Total flux subtracted in 200 components = 0.00141309 Jy ! Clean residual min=-0.002843 max=0.003118 Jy/beam ! Clean residual mean=0.000007 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.635542 Jy ! Adding 115 model components to the UV plane model. ! The established model now contains 183 components and 0.635542 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.182 mas, bmaj=7.641 mas, bpa=-2.377 degrees ! Estimated noise=0.596547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246952 Jy ! Component: 100 - total flux cleaned = 0.000392986 Jy ! Component: 150 - total flux cleaned = 0.000521901 Jy ! Component: 200 - total flux cleaned = 0.000693654 Jy ! Total flux subtracted in 200 components = 0.000693654 Jy ! Clean residual min=-0.002340 max=0.002646 Jy/beam ! Clean residual mean=0.000003 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.636236 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 203 components and 0.636236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067575Jy sigma=1.004499 ! Fit after self-cal, rms=0.067561Jy sigma=1.004127 wmodel J0914+0245_S_a_map.mod ! Writing 203 model components to file: J0914+0245_S_a_map.mod wobs J0914+0245_S_a_uvs.fits ! Writing UV FITS file: J0914+0245_S_a_uvs.fits wwins J0914+0245_S_a_map.win ! wwins: Wrote 3 windows to J0914+0245_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 = 0.000622415 Jy ! Component: 100 - total flux cleaned = 0.000751661 Jy ! Component: 150 - total flux cleaned = 0.000878479 Jy ! Component: 200 - total flux cleaned = 0.000919251 Jy ! Component: 250 - total flux cleaned = 0.000998396 Jy ! Component: 300 - total flux cleaned = 0.00119222 Jy ! Component: 350 - total flux cleaned = 0.00134445 Jy ! Component: 400 - total flux cleaned = 0.00156813 Jy ! Component: 450 - total flux cleaned = 0.00175118 Jy ! Component: 500 - total flux cleaned = 0.00189536 Jy ! Component: 550 - total flux cleaned = 0.00200161 Jy ! Component: 600 - total flux cleaned = 0.00210677 Jy ! Component: 650 - total flux cleaned = 0.00217617 Jy ! Component: 700 - total flux cleaned = 0.00224505 Jy ! Component: 750 - total flux cleaned = 0.00238 Jy ! Component: 800 - total flux cleaned = 0.00251351 Jy ! Component: 850 - total flux cleaned = 0.00267773 Jy ! Component: 900 - total flux cleaned = 0.00277495 Jy ! Component: 950 - total flux cleaned = 0.00290362 Jy ! Component: 1000 - total flux cleaned = 0.00306278 Jy ! Component: 1050 - total flux cleaned = 0.00318927 Jy ! Component: 1100 - total flux cleaned = 0.00325197 Jy ! Component: 1150 - total flux cleaned = 0.00340684 Jy ! Component: 1200 - total flux cleaned = 0.00343787 Jy ! Component: 1250 - total flux cleaned = 0.00365079 Jy ! Component: 1300 - total flux cleaned = 0.00368037 Jy ! Component: 1350 - total flux cleaned = 0.00394904 Jy ! Component: 1400 - total flux cleaned = 0.00391958 Jy ! Component: 1450 - total flux cleaned = 0.00406646 Jy ! Component: 1500 - total flux cleaned = 0.00421179 Jy ! Component: 1550 - total flux cleaned = 0.0042983 Jy ! Component: 1600 - total flux cleaned = 0.00432721 Jy ! Component: 1650 - total flux cleaned = 0.00444077 Jy ! Component: 1700 - total flux cleaned = 0.00449692 Jy ! Component: 1750 - total flux cleaned = 0.00458103 Jy ! Component: 1800 - total flux cleaned = 0.00463675 Jy ! Component: 1850 - total flux cleaned = 0.00463664 Jy ! Component: 1900 - total flux cleaned = 0.00474617 Jy ! Component: 1950 - total flux cleaned = 0.00477342 Jy ! Component: 2000 - total flux cleaned = 0.00485482 Jy ! Component: 2050 - total flux cleaned = 0.00485464 Jy ! Component: 2100 - total flux cleaned = 0.00488123 Jy ! Component: 2150 - total flux cleaned = 0.0048813 Jy ! Component: 2200 - total flux cleaned = 0.00496052 Jy ! Component: 2250 - total flux cleaned = 0.00506556 Jy ! Component: 2300 - total flux cleaned = 0.00503963 Jy ! Component: 2350 - total flux cleaned = 0.005221 Jy ! Component: 2400 - total flux cleaned = 0.0051437 Jy ! Component: 2450 - total flux cleaned = 0.00519506 Jy ! Component: 2500 - total flux cleaned = 0.00519507 Jy ! Component: 2550 - total flux cleaned = 0.00524597 Jy ! Component: 2600 - total flux cleaned = 0.00529645 Jy ! Component: 2650 - total flux cleaned = 0.00537159 Jy ! Component: 2700 - total flux cleaned = 0.00519688 Jy ! Component: 2750 - total flux cleaned = 0.00527141 Jy ! Component: 2800 - total flux cleaned = 0.00522239 Jy ! Component: 2850 - total flux cleaned = 0.00532064 Jy ! Component: 2900 - total flux cleaned = 0.0052963 Jy ! Component: 2950 - total flux cleaned = 0.00532075 Jy ! Component: 3000 - total flux cleaned = 0.00524805 Jy ! Component: 3050 - total flux cleaned = 0.00527216 Jy ! Component: 3100 - total flux cleaned = 0.00539195 Jy ! Component: 3150 - total flux cleaned = 0.00536809 Jy ! Component: 3200 - total flux cleaned = 0.00534417 Jy ! Component: 3250 - total flux cleaned = 0.00536775 Jy ! Component: 3300 - total flux cleaned = 0.00539112 Jy ! Component: 3350 - total flux cleaned = 0.0053912 Jy ! Component: 3400 - total flux cleaned = 0.00543793 Jy ! Component: 3450 - total flux cleaned = 0.00541478 Jy ! Component: 3500 - total flux cleaned = 0.00543782 Jy ! Component: 3550 - total flux cleaned = 0.00532294 Jy ! Component: 3600 - total flux cleaned = 0.00541449 Jy ! Component: 3650 - total flux cleaned = 0.00539185 Jy ! Component: 3700 - total flux cleaned = 0.00530098 Jy ! Component: 3750 - total flux cleaned = 0.00539144 Jy ! Component: 3800 - total flux cleaned = 0.005324 Jy ! Component: 3850 - total flux cleaned = 0.00536878 Jy ! Component: 3900 - total flux cleaned = 0.00536871 Jy ! Component: 3950 - total flux cleaned = 0.00534662 Jy ! Component: 4000 - total flux cleaned = 0.00532448 Jy ! Component: 4050 - total flux cleaned = 0.00528043 Jy ! Total flux subtracted in 4096 components = 0.00528033 Jy ! Clean residual min=-0.001241 max=0.001289 Jy/beam ! Clean residual mean=0.000002 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.641516 Jy keep ! Adding 361 model components to the UV plane model. ! The established model now contains 564 components and 0.641516 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0914+0245_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.182 x 7.641 at -2.377 degrees (North through East) ! Clean map min=-0.0018789 max=0.53165 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0914+0245_S_a_map.fits wmodel /vlbi/uf001/uvm//J0914+0245_S_a_map.mod ! Writing 564 model components to file: /vlbi/uf001/uvm//J0914+0245_S_a_map.mod wobs /vlbi/uf001/uvm//J0914+0245_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0914+0245_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0914+0245_S_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J0914+0245_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.531654 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000427526 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.241243 0.241243 0.482486 0.964972 1.92994 3.85989 7.71978 15.4396 30.8791 61.7582 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.531 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1243.56 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0914+0245_S_a_dfm.log closed on Sun Jan 13 21:14:06 2019