! Started logfile: /image_prod/ug002_uva//J0257+6556_S_dfm.log on Wed Mar 4 19:43:23 2020 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 /image_prod/ug002_uva//J0257+6556_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0257+6556_S_uva.fits ! AN table 1: 30 integrations on 36 of 36 possible baselines. ! AN table 2: 30 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.968056 visibilities/baseline/integration-bin. ! Found source: J0257+6556 ! ! 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 6273 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 J0257+6556_S] 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 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.031007Jy sigma=7.712815 ! Fit after self-cal, rms=0.752161Jy sigma=5.586101 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.087 mas, bmaj=3.773 mas, bpa=-11.1 degrees ! Estimated noise=1.90676 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 = 0.190888 Jy ! Component: 100 - total flux cleaned = 0.236998 Jy ! Total flux subtracted in 100 components = 0.236998 Jy ! Clean residual min=-0.009033 max=0.018033 Jy/beam ! Clean residual mean=-0.000023 rms=0.002431 Jy/beam ! Combined flux in latest and established models = 0.236998 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.236998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091145Jy sigma=0.559869 ! Fit after self-cal, rms=0.091096Jy sigma=0.559749 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188789 Jy ! Component: 100 - total flux cleaned = 0.029313 Jy ! Total flux subtracted in 100 components = 0.029313 Jy ! Clean residual min=-0.008003 max=0.009360 Jy/beam ! Clean residual mean=0.000014 rms=0.002078 Jy/beam ! Combined flux in latest and established models = 0.266311 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 23 components and 0.266311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085636Jy sigma=0.513013 ! Fit after self-cal, rms=0.085647Jy sigma=0.512959 ! 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=3.697 mas, bmaj=4.457 mas, bpa=-9.605 degrees ! Estimated noise=1.23094 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 = 0.00965636 Jy ! Component: 100 - total flux cleaned = 0.0149565 Jy ! Component: 150 - total flux cleaned = 0.0180094 Jy ! Component: 200 - total flux cleaned = 0.0197916 Jy ! Total flux subtracted in 200 components = 0.0197916 Jy ! Clean residual min=-0.011300 max=0.007984 Jy/beam ! Clean residual mean=0.000041 rms=0.001960 Jy/beam ! Combined flux in latest and established models = 0.286102 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 37 components and 0.286102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084333Jy sigma=0.504483 ! Fit after self-cal, rms=0.084335Jy sigma=0.504420 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.697 x 4.457 at -9.605 degrees (North through East) ! Clean map min=-0.011035 max=0.24973 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 1.00 KP 1.02 ! LA 1.01 MK 0.97 NL 0.89 OV 0.91 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 HN 1.16 KP 1.03 ! LA 1.04 MK 0.88 OV 0.93 PT 1.13 ! SC 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.01 KP 1.03 ! LA 1.06 MK 0.97 NL 0.91 OV 0.94 ! SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.01 HN 1.14 KP 1.01 ! LA 1.10 MK 0.91 OV 0.93 PT 1.08 ! SC 1.44 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.04 KP 1.01 ! LA 1.01 MK 1.02 NL 0.89 OV 0.93 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HN 1.19 KP 1.04 ! LA 1.01 MK 0.92 OV 0.94 PT 1.10 ! SC 1.15 ! ! ! Fit before self-cal, rms=0.084335Jy sigma=0.504420 ! Fit after self-cal, rms=0.080802Jy sigma=0.464984 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.683 mas, bmaj=4.561 mas, bpa=-12.11 degrees ! Estimated noise=1.24453 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 = -0.000462383 Jy ! Component: 100 - total flux cleaned = -0.000613575 Jy ! Component: 150 - total flux cleaned = -0.000615567 Jy ! Component: 200 - total flux cleaned = -0.000723309 Jy ! Total flux subtracted in 200 components = -0.000723309 Jy ! Clean residual min=-0.007927 max=0.007548 Jy/beam ! Clean residual mean=-0.000005 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 0.285379 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.285379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080221Jy sigma=0.461773 ! Fit after self-cal, rms=0.080274Jy sigma=0.461652 ! 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=0.080274Jy sigma=0.461652 ! Fit after self-cal, rms=0.088073Jy sigma=0.417756 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.693 mas, bmaj=4.499 mas, bpa=-10.93 degrees ! Estimated noise=1.24134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000212868 Jy ! Component: 100 - total flux cleaned = -0.000252103 Jy ! Component: 150 - total flux cleaned = -0.000284419 Jy ! Component: 200 - total flux cleaned = -0.000284738 Jy ! Total flux subtracted in 200 components = -0.000284738 Jy ! Clean residual min=-0.002966 max=0.004236 Jy/beam ! Clean residual mean=-0.000017 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.285094 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.285094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088040Jy sigma=0.417482 ! Fit after self-cal, rms=0.088090Jy sigma=0.417346 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 (5.5, -14.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00461591 Jy ! Component: 100 - total flux cleaned = 0.00718983 Jy ! Component: 150 - total flux cleaned = 0.00853083 Jy ! Component: 200 - total flux cleaned = 0.00883408 Jy ! Total flux subtracted in 200 components = 0.00883408 Jy ! Clean residual min=-0.002786 max=0.002860 Jy/beam ! Clean residual mean=-0.000009 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.293928 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.293929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087825Jy sigma=0.414596 ! Fit after self-cal, rms=0.087786Jy sigma=0.414237 ! Inverting map ! Added new window around map position (16.5, 77.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214591 Jy ! Component: 100 - total flux cleaned = 0.00265349 Jy ! Component: 150 - total flux cleaned = 0.00274483 Jy ! Component: 200 - total flux cleaned = 0.00274458 Jy ! Total flux subtracted in 200 components = 0.00274458 Jy ! Clean residual min=-0.002601 max=0.002507 Jy/beam ! Clean residual mean=-0.000007 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.296673 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.296673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087652Jy sigma=0.413486 ! Fit after self-cal, rms=0.087633Jy sigma=0.413425 ! 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=0.087633Jy sigma=0.413425 ! Fit after self-cal, rms=0.087769Jy sigma=0.413037 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.687 mas, bmaj=4.504 mas, bpa=-10.87 degrees ! Estimated noise=1.24205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128341 Jy ! Component: 100 - total flux cleaned = 0.00132802 Jy ! Component: 150 - total flux cleaned = 0.00129196 Jy ! Component: 200 - total flux cleaned = 0.00129267 Jy ! Total flux subtracted in 200 components = 0.00129267 Jy ! Clean residual min=-0.002648 max=0.002192 Jy/beam ! Clean residual mean=-0.000010 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.297966 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 92 components and 0.297966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087715Jy sigma=0.412674 ! Fit after self-cal, rms=0.087707Jy sigma=0.412641 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 = 0.00043744 Jy ! Component: 100 - total flux cleaned = 0.000470357 Jy ! Component: 150 - total flux cleaned = 0.000499704 Jy ! Component: 200 - total flux cleaned = 0.00049946 Jy ! Total flux subtracted in 200 components = 0.00049946 Jy ! Clean residual min=-0.002595 max=0.002135 Jy/beam ! Clean residual mean=-0.000009 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.298465 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 104 components and 0.298465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087679Jy sigma=0.412468 ! Fit after self-cal, rms=0.087676Jy sigma=0.412460 ! 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=0.087676Jy sigma=0.412460 ! Fit after self-cal, rms=0.087752Jy sigma=0.412406 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.259 mas, bmaj=8.719 mas, bpa=-20.63 degrees ! Estimated noise=1.56347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.58137e-05 Jy ! Component: 100 - total flux cleaned = 0.000186974 Jy ! Component: 150 - total flux cleaned = 0.0002302 Jy ! Component: 200 - total flux cleaned = 0.000267207 Jy ! Total flux subtracted in 200 components = 0.000267207 Jy ! Clean residual min=-0.002103 max=0.001944 Jy/beam ! Clean residual mean=-0.000027 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.298733 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 116 components and 0.298732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087755Jy sigma=0.412399 ! Fit after self-cal, rms=0.087750Jy sigma=0.412385 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 = 0.000231747 Jy ! Component: 100 - total flux cleaned = 0.000186896 Jy ! Component: 150 - total flux cleaned = 0.000160889 Jy ! Component: 200 - total flux cleaned = 0.000113138 Jy ! Total flux subtracted in 200 components = 0.000113138 Jy ! Clean residual min=-0.002093 max=0.001915 Jy/beam ! Clean residual mean=-0.000027 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.298846 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 120 components and 0.298846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087746Jy sigma=0.412373 ! Fit after self-cal, rms=0.087745Jy sigma=0.412369 ! 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=3.686 mas, bmaj=4.508 mas, bpa=-10.81 degrees ! Estimated noise=1.24231 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.686 x 4.508 at -10.81 degrees (North through East) ! Clean map min=-0.0023968 max=0.25199 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 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.073 mas, bmaj=3.811 mas, bpa=-11.7 degrees ! Estimated noise=1.94129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.19427 Jy ! Component: 100 - total flux cleaned = 0.239647 Jy ! Component: 150 - total flux cleaned = 0.257625 Jy ! Component: 200 - total flux cleaned = 0.267736 Jy ! Total flux subtracted in 200 components = 0.267736 Jy ! Clean residual min=-0.003771 max=0.006279 Jy/beam ! Clean residual mean=-0.000042 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.267736 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.267736 Jy ! Inverting map and beam ! Estimated beam: bmin=3.686 mas, bmaj=4.508 mas, bpa=-10.81 degrees ! Estimated noise=1.24231 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) ! Added new window around map position (1.5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00906589 Jy ! Component: 100 - total flux cleaned = 0.0149731 Jy ! Component: 150 - total flux cleaned = 0.0192877 Jy ! Component: 200 - total flux cleaned = 0.0226245 Jy ! Total flux subtracted in 200 components = 0.0226245 Jy ! Clean residual min=-0.002632 max=0.002299 Jy/beam ! Clean residual mean=-0.000018 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.29036 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 61 components and 0.29036 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=8.259 mas, bmaj=8.719 mas, bpa=-20.63 degrees ! Estimated noise=1.56347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323053 Jy ! Component: 100 - total flux cleaned = 0.00452421 Jy ! Component: 150 - total flux cleaned = 0.00561786 Jy ! Component: 200 - total flux cleaned = 0.00629662 Jy ! Total flux subtracted in 200 components = 0.00629662 Jy ! Clean residual min=-0.002113 max=0.002029 Jy/beam ! Clean residual mean=-0.000030 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.296657 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 = 0.000457197 Jy ! Component: 100 - total flux cleaned = 0.00073598 Jy ! Component: 150 - total flux cleaned = 0.00102765 Jy ! Component: 200 - total flux cleaned = 0.00122432 Jy ! Total flux subtracted in 200 components = 0.00122432 Jy ! Clean residual min=-0.002081 max=0.001940 Jy/beam ! Clean residual mean=-0.000029 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.297881 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 133 components and 0.297881 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.686 mas, bmaj=4.508 mas, bpa=-10.81 degrees ! Estimated noise=1.24231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000587896 Jy ! Component: 100 - total flux cleaned = -0.000184773 Jy ! Component: 150 - total flux cleaned = -7.96294e-05 Jy ! Component: 200 - total flux cleaned = 1.80149e-05 Jy ! Total flux subtracted in 200 components = 1.80149e-05 Jy ! Clean residual min=-0.002478 max=0.002182 Jy/beam ! Clean residual mean=-0.000011 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.297899 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 147 components and 0.297899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087849Jy sigma=0.412773 ! Fit after self-cal, rms=0.087853Jy sigma=0.412716 wmodel J0257+6556_S_map.mod ! Writing 147 model components to file: J0257+6556_S_map.mod wobs J0257+6556_S_uvs.fits ! Writing UV FITS file: J0257+6556_S_uvs.fits wwins J0257+6556_S_map.win ! wwins: Wrote 4 windows to J0257+6556_S_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 = -0.000412382 Jy ! Component: 100 - total flux cleaned = -0.000824447 Jy ! Component: 150 - total flux cleaned = -0.00131645 Jy ! Component: 200 - total flux cleaned = -0.00141646 Jy ! Component: 250 - total flux cleaned = -0.00154566 Jy ! Component: 300 - total flux cleaned = -0.00160853 Jy ! Component: 350 - total flux cleaned = -0.00154808 Jy ! Component: 400 - total flux cleaned = -0.00154848 Jy ! Component: 450 - total flux cleaned = -0.00151939 Jy ! Component: 500 - total flux cleaned = -0.00146137 Jy ! Component: 550 - total flux cleaned = -0.001349 Jy ! Component: 600 - total flux cleaned = -0.00134916 Jy ! Component: 650 - total flux cleaned = -0.00134874 Jy ! Component: 700 - total flux cleaned = -0.00126872 Jy ! Component: 750 - total flux cleaned = -0.00134737 Jy ! Component: 800 - total flux cleaned = -0.00134726 Jy ! Component: 850 - total flux cleaned = -0.00129659 Jy ! Component: 900 - total flux cleaned = -0.00132163 Jy ! Component: 950 - total flux cleaned = -0.00134598 Jy ! Component: 1000 - total flux cleaned = -0.00129668 Jy ! Component: 1050 - total flux cleaned = -0.00122385 Jy ! Component: 1100 - total flux cleaned = -0.00129629 Jy ! Component: 1150 - total flux cleaned = -0.00129622 Jy ! Component: 1200 - total flux cleaned = -0.0012727 Jy ! Component: 1250 - total flux cleaned = -0.0012261 Jy ! Component: 1300 - total flux cleaned = -0.00117987 Jy ! Component: 1350 - total flux cleaned = -0.00120246 Jy ! Component: 1400 - total flux cleaned = -0.00113463 Jy ! Component: 1450 - total flux cleaned = -0.00117936 Jy ! Component: 1500 - total flux cleaned = -0.00111329 Jy ! Component: 1550 - total flux cleaned = -0.00117922 Jy ! Component: 1600 - total flux cleaned = -0.00120089 Jy ! Component: 1650 - total flux cleaned = -0.00104996 Jy ! Component: 1700 - total flux cleaned = -0.00107146 Jy ! Component: 1750 - total flux cleaned = -0.00109248 Jy ! Component: 1800 - total flux cleaned = -0.00115542 Jy ! Component: 1850 - total flux cleaned = -0.00109282 Jy ! Component: 1900 - total flux cleaned = -0.00113402 Jy ! Component: 1950 - total flux cleaned = -0.00111346 Jy ! Component: 2000 - total flux cleaned = -0.00109313 Jy ! Component: 2050 - total flux cleaned = -0.00105265 Jy ! Component: 2100 - total flux cleaned = -0.00105277 Jy ! Component: 2150 - total flux cleaned = -0.00103294 Jy ! Component: 2200 - total flux cleaned = -0.00109193 Jy ! Component: 2250 - total flux cleaned = -0.00107246 Jy ! Component: 2300 - total flux cleaned = -0.00107246 Jy ! Component: 2350 - total flux cleaned = -0.0010722 Jy ! Component: 2400 - total flux cleaned = -0.00101457 Jy ! Component: 2450 - total flux cleaned = -0.000957651 Jy ! Component: 2500 - total flux cleaned = -0.00097669 Jy ! Component: 2550 - total flux cleaned = -0.000976603 Jy ! Component: 2600 - total flux cleaned = -0.000976592 Jy ! Component: 2650 - total flux cleaned = -0.000976652 Jy ! Component: 2700 - total flux cleaned = -0.00101328 Jy ! Component: 2750 - total flux cleaned = -0.00097689 Jy ! Component: 2800 - total flux cleaned = -0.000958731 Jy ! Component: 2850 - total flux cleaned = -0.000994682 Jy ! Component: 2900 - total flux cleaned = -0.00104832 Jy ! Component: 2950 - total flux cleaned = -0.00104842 Jy ! Component: 3000 - total flux cleaned = -0.0010661 Jy ! Component: 3050 - total flux cleaned = -0.00104854 Jy ! Component: 3100 - total flux cleaned = -0.00106585 Jy ! Component: 3150 - total flux cleaned = -0.00104863 Jy ! Component: 3200 - total flux cleaned = -0.00103148 Jy ! Component: 3250 - total flux cleaned = -0.000997209 Jy ! Component: 3300 - total flux cleaned = -0.00104824 Jy ! Component: 3350 - total flux cleaned = -0.000997606 Jy ! Component: 3400 - total flux cleaned = -0.0010648 Jy ! Component: 3450 - total flux cleaned = -0.00103135 Jy ! Component: 3500 - total flux cleaned = -0.00103131 Jy ! Component: 3550 - total flux cleaned = -0.00113045 Jy ! Component: 3600 - total flux cleaned = -0.00104844 Jy ! Component: 3650 - total flux cleaned = -0.00104839 Jy ! Component: 3700 - total flux cleaned = -0.0010648 Jy ! Component: 3750 - total flux cleaned = -0.00103245 Jy ! Component: 3800 - total flux cleaned = -0.0010487 Jy ! Component: 3850 - total flux cleaned = -0.00101677 Jy ! Component: 3900 - total flux cleaned = -0.00104867 Jy ! Component: 3950 - total flux cleaned = -0.00104866 Jy ! Component: 4000 - total flux cleaned = -0.00103293 Jy ! Component: 4050 - total flux cleaned = -0.00104846 Jy ! Total flux subtracted in 4096 components = -0.00101711 Jy ! Clean residual min=-0.000938 max=0.000878 Jy/beam ! Clean residual mean=-0.000003 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.296882 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 445 components and 0.296882 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0257+6556_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.686 x 4.508 at -10.81 degrees (North through East) ! Clean map min=-0.0016349 max=0.25277 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0257+6556_S_map.fits wmodel /image_prod/ug002_uva//J0257+6556_S_map.mod ! Writing 445 model components to file: /image_prod/ug002_uva//J0257+6556_S_map.mod wobs /image_prod/ug002_uva//J0257+6556_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0257+6556_S_uvs.fits wwins /image_prod/ug002_uva//J0257+6556_S_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0257+6556_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.252768 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000270026 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.320483 0.320483 0.640967 1.28193 2.56387 5.12773 10.2555 20.5109 41.0219 82.0437 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.252 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 936.086 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0257+6556_S_dfm.log closed on Wed Mar 4 19:43:27 2020