! Started logfile: /scr/pima/rv122_uvs/J0501-0159_S_dfm.log on Fri Jul 13 21:07:28 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv122_uvs/J0501-0159_S_uva.fits ! Reading UV FITS file: /scr/pima/rv122_uvs/J0501-0159_S_uva.fits ! AN table 1: 51 integrations on 36 of 36 possible baselines. ! AN table 2: 16 integrations on 36 of 36 possible baselines. ! AN table 3: 35 integrations on 15 of 15 possible baselines. ! AN table 4: 27 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.504739 visibilities/baseline/integration-bin. ! Found source: J0501-0159 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23275e+09 8e+06 1 8e+06 ! 02 2 2.26275e+09 8e+06 1 8e+06 ! 03 3 2.35275e+09 8e+06 1 8e+06 ! 04 4 2.37275e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 7456 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0501-0159_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 133 telescope corrections were flagged in sub-array 1. ! A total of 73 telescope corrections were flagged in sub-array 2. ! A total of 107 telescope corrections were flagged in sub-array 3. ! A total of 170 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 133 telescope corrections were flagged in sub-array 1. ! A total of 73 telescope corrections were flagged in sub-array 2. ! A total of 107 telescope corrections were flagged in sub-array 3. ! A total of 170 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 459 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! A total of 210 telescope corrections were flagged in sub-array 3. ! A total of 216 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 133 telescope corrections were flagged in sub-array 1. ! A total of 73 telescope corrections were flagged in sub-array 2. ! A total of 107 telescope corrections were flagged in sub-array 3. ! A total of 170 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.624484Jy sigma=17.226563 ! Fit after self-cal, rms=0.320973Jy sigma=3.697224 ! 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=2.228 mas, bmaj=2.905 mas, bpa=7.262 degrees ! Estimated noise=1.72989 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 = 0.870928 Jy ! Component: 100 - total flux cleaned = 1.0797 Jy ! Total flux subtracted in 100 components = 1.0797 Jy ! Clean residual min=-0.038003 max=0.074127 Jy/beam ! Clean residual mean=0.000193 rms=0.010618 Jy/beam ! Combined flux in latest and established models = 1.0797 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.0797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282803Jy sigma=3.279969 ! Fit after self-cal, rms=0.282787Jy sigma=3.279150 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0799865 Jy ! Component: 100 - total flux cleaned = 0.124848 Jy ! Total flux subtracted in 100 components = 0.124848 Jy ! Clean residual min=-0.042304 max=0.062609 Jy/beam ! Clean residual mean=0.000235 rms=0.009790 Jy/beam ! Combined flux in latest and established models = 1.20455 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 1.20455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250069Jy sigma=2.880205 ! Fit after self-cal, rms=0.250028Jy sigma=2.880031 ! Inverting map ! Added new window around map position (2, -11.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0550867 Jy ! Component: 100 - total flux cleaned = 0.0852145 Jy ! Total flux subtracted in 100 components = 0.0852145 Jy ! Clean residual min=-0.042928 max=0.058880 Jy/beam ! Clean residual mean=0.000262 rms=0.009362 Jy/beam ! Combined flux in latest and established models = 1.28976 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 1.28976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238614Jy sigma=2.741092 ! Fit after self-cal, rms=0.236055Jy sigma=2.721248 ! 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=2.329 mas, bmaj=4.918 mas, bpa=-8.565 degrees ! Estimated noise=1.08078 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 = 0.0492003 Jy ! Component: 100 - total flux cleaned = 0.0757467 Jy ! Component: 150 - total flux cleaned = 0.0898277 Jy ! Component: 200 - total flux cleaned = 0.0941336 Jy ! Total flux subtracted in 200 components = 0.0941336 Jy ! Clean residual min=-0.032322 max=0.047436 Jy/beam ! Clean residual mean=0.000464 rms=0.008799 Jy/beam ! Combined flux in latest and established models = 1.3839 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 55 components and 1.3839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228452Jy sigma=2.631185 ! Fit after self-cal, rms=0.228033Jy sigma=2.627755 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.329 x 4.918 at -8.565 degrees (North through East) ! Clean map min=-0.031907 max=1.1668 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.04 ! LA 0.90 ON 1.01 PT 0.99 SC 0.98 ! WZ 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.04 HN 1.01 KP 0.94 ! LA 0.94 MK 1.19 OV 0.94 PT 1.29 ! SC 0.93 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! HH 1.02 HN 0.98 NY 1.00 ON 1.09 ! SC 0.92 WZ 1.13 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 1.05 HH 1.07 HN 0.92 LA 0.94 ! ON 0.99 PT 1.04 SC 0.96 WZ 1.01 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.06 ! LA 0.91 ON 1.03 PT 1.00 SC 0.95 ! WZ 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.00 HN 0.94 KP 0.96 ! LA 0.94 MK 1.23 OV 0.78 PT 1.33 ! SC 0.88 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! HH 1.02 HN 0.96 NY 1.02 ON 1.09 ! SC 0.88 WZ 1.08 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 1.05 HH 1.07 HN 0.91 LA 0.94 ! ON 1.01 PT 1.06 SC 0.93 WZ 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* ON 0.00* PT 0.00* SC 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! HH 0.00* HN 0.00* NY 0.00* ON 0.00* ! SC 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* HH 0.00* HN 0.00* LA 0.00* ! ON 0.00* PT 0.00* SC 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.96 KP 1.08 ! LA 0.91 ON 1.02 PT 1.00 SC 1.00 ! WZ 0.99 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.03 HN 0.93 KP 0.97 ! LA 0.94 MK 1.12 OV 0.92 PT 1.35 ! SC 0.96 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! HH 0.98 HN 0.94 NY 1.04 ON 1.10 ! SC 0.96 WZ 1.18 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 1.09 HH 1.08 HN 0.89 LA 0.92 ! ON 1.04 PT 1.04 SC 0.98 WZ 0.99 ! ! ! Fit before self-cal, rms=0.228033Jy sigma=2.627755 ! Fit after self-cal, rms=0.217623Jy sigma=2.291767 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.317 mas, bmaj=5.162 mas, bpa=-8.066 degrees ! Estimated noise=1.0944 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 (-5.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0235233 Jy ! Component: 100 - total flux cleaned = 0.0284831 Jy ! Component: 150 - total flux cleaned = 0.0299955 Jy ! Component: 200 - total flux cleaned = 0.0303835 Jy ! Total flux subtracted in 200 components = 0.0303835 Jy ! Clean residual min=-0.024445 max=0.024140 Jy/beam ! Clean residual mean=0.000208 rms=0.006140 Jy/beam ! Combined flux in latest and established models = 1.41428 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 1.41428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212910Jy sigma=2.240356 ! Fit after self-cal, rms=0.212757Jy sigma=2.236414 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212757Jy sigma=2.236414 ! Fit after self-cal, rms=0.207228Jy sigma=1.834626 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.32 mas, bmaj=5.156 mas, bpa=-8.101 degrees ! Estimated noise=1.09427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334385 Jy ! Component: 100 - total flux cleaned = 0.006145 Jy ! Component: 150 - total flux cleaned = 0.00710875 Jy ! Component: 200 - total flux cleaned = 0.00795954 Jy ! Total flux subtracted in 200 components = 0.00795954 Jy ! Clean residual min=-0.015835 max=0.016161 Jy/beam ! Clean residual mean=0.000056 rms=0.003983 Jy/beam ! Combined flux in latest and established models = 1.42224 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 1.42224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205531Jy sigma=1.819986 ! Fit after self-cal, rms=0.205429Jy sigma=1.817868 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 = 0.00132578 Jy ! Component: 100 - total flux cleaned = 0.00183616 Jy ! Component: 150 - total flux cleaned = 0.00205752 Jy ! Component: 200 - total flux cleaned = 0.00226548 Jy ! Total flux subtracted in 200 components = 0.00226548 Jy ! Clean residual min=-0.015966 max=0.015426 Jy/beam ! Clean residual mean=0.000056 rms=0.003913 Jy/beam ! Combined flux in latest and established models = 1.4245 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 99 components and 1.4245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204646Jy sigma=1.811977 ! Fit after self-cal, rms=0.204598Jy sigma=1.810931 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204598Jy sigma=1.810931 ! Fit after self-cal, rms=0.219342Jy sigma=1.782233 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.325 mas, bmaj=5.141 mas, bpa=-8.079 degrees ! Estimated noise=1.09914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012168 Jy ! Component: 100 - total flux cleaned = 0.0151828 Jy ! Component: 150 - total flux cleaned = 0.0165201 Jy ! Component: 200 - total flux cleaned = 0.0176187 Jy ! Total flux subtracted in 200 components = 0.0176187 Jy ! Clean residual min=-0.016400 max=0.013142 Jy/beam ! Clean residual mean=0.000041 rms=0.003955 Jy/beam ! Combined flux in latest and established models = 1.44212 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 112 components and 1.44212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217876Jy sigma=1.773321 ! Fit after self-cal, rms=0.217796Jy sigma=1.772120 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 = 0.0014626 Jy ! Component: 100 - total flux cleaned = 0.00207594 Jy ! Component: 150 - total flux cleaned = 0.00260128 Jy ! Component: 200 - total flux cleaned = 0.00324497 Jy ! Total flux subtracted in 200 components = 0.00324497 Jy ! Clean residual min=-0.016459 max=0.012819 Jy/beam ! Clean residual mean=0.000040 rms=0.003913 Jy/beam ! Combined flux in latest and established models = 1.44537 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 116 components and 1.44537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217296Jy sigma=1.769203 ! Fit after self-cal, rms=0.217267Jy sigma=1.768737 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217267Jy sigma=1.768737 ! Fit after self-cal, rms=0.218443Jy sigma=1.759838 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.366 mas, bmaj=10.1 mas, bpa=2.677 degrees ! Estimated noise=1.48725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179731 Jy ! Component: 100 - total flux cleaned = 0.0232545 Jy ! Component: 150 - total flux cleaned = 0.0234753 Jy ! Component: 200 - total flux cleaned = 0.0238787 Jy ! Total flux subtracted in 200 components = 0.0238787 Jy ! Clean residual min=-0.026613 max=0.019151 Jy/beam ! Clean residual mean=0.000088 rms=0.007512 Jy/beam ! Combined flux in latest and established models = 1.46925 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 129 components and 1.46925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217484Jy sigma=1.758569 ! Fit after self-cal, rms=0.217363Jy sigma=1.757377 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 = 0.00119156 Jy ! Component: 100 - total flux cleaned = 0.000991169 Jy ! Component: 150 - total flux cleaned = 0.00116374 Jy ! Component: 200 - total flux cleaned = 0.00131303 Jy ! Total flux subtracted in 200 components = 0.00131303 Jy ! Clean residual min=-0.026413 max=0.018424 Jy/beam ! Clean residual mean=0.000085 rms=0.007466 Jy/beam ! Combined flux in latest and established models = 1.47056 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 131 components and 1.47056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217148Jy sigma=1.757698 ! Fit after self-cal, rms=0.217116Jy sigma=1.757261 ! 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=2.328 mas, bmaj=5.132 mas, bpa=-8.05 degrees ! Estimated noise=1.1042 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.328 x 5.132 at -8.05 degrees (North through East) ! Clean map min=-0.015352 max=1.1751 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217116Jy sigma=1.757261 ! Fit after self-cal, rms=1.394670Jy sigma=0.714827 ! Inverting map and beam ! Estimated beam: bmin=2.333 mas, bmaj=5.126 mas, bpa=-8.072 degrees ! Estimated noise=1.10186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0105405 Jy ! Component: 100 - total flux cleaned = -0.0160251 Jy ! Component: 150 - total flux cleaned = -0.0165763 Jy ! Component: 200 - total flux cleaned = -0.0167373 Jy ! Total flux subtracted in 200 components = -0.0167373 Jy ! Clean residual min=-0.007627 max=0.006536 Jy/beam ! Clean residual mean=0.000015 rms=0.001703 Jy/beam ! Combined flux in latest and established models = 1.45382 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 137 components and 1.45382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.394797Jy sigma=0.697757 ! Fit after self-cal, rms=1.394746Jy sigma=0.696739 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122223 Jy ! Component: 100 - total flux cleaned = -0.00122569 Jy ! Component: 150 - total flux cleaned = -0.00134821 Jy ! Component: 200 - total flux cleaned = -0.00112535 Jy ! Total flux subtracted in 200 components = -0.00112535 Jy ! Clean residual min=-0.007225 max=0.006376 Jy/beam ! Clean residual mean=0.000015 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 1.4527 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 141 components and 1.4527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.394763Jy sigma=0.692068 ! Fit after self-cal, rms=1.394762Jy sigma=0.691834 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.394762Jy sigma=0.691834 ! Fit after self-cal, rms=1.379862Jy sigma=0.688320 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=2.212 mas, bmaj=3.062 mas, bpa=7.997 degrees ! Estimated noise=1.8245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.904204 Jy ! Component: 100 - total flux cleaned = 1.1181 Jy ! Component: 150 - total flux cleaned = 1.19313 Jy ! Component: 200 - total flux cleaned = 1.23905 Jy ! Total flux subtracted in 200 components = 1.23905 Jy ! Clean residual min=-0.013116 max=0.024923 Jy/beam ! Clean residual mean=-0.000040 rms=0.003115 Jy/beam ! Combined flux in latest and established models = 1.23905 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 1.23905 Jy ! Inverting map and beam ! Estimated beam: bmin=2.337 mas, bmaj=5.131 mas, bpa=-8.048 degrees ! Estimated noise=1.10072 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 = 0.0603726 Jy ! Component: 100 - total flux cleaned = 0.0996643 Jy ! Component: 150 - total flux cleaned = 0.127659 Jy ! Component: 200 - total flux cleaned = 0.148204 Jy ! Total flux subtracted in 200 components = 0.148204 Jy ! Clean residual min=-0.009473 max=0.013797 Jy/beam ! Clean residual mean=0.000027 rms=0.003101 Jy/beam ! Combined flux in latest and established models = 1.38725 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 78 components and 1.38725 Jy ! Inverting map ! Added new window around map position (-12.5, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158607 Jy ! Component: 100 - total flux cleaned = 0.0275912 Jy ! Component: 150 - total flux cleaned = 0.0365444 Jy ! Component: 200 - total flux cleaned = 0.0434334 Jy ! Total flux subtracted in 200 components = 0.0434334 Jy ! Clean residual min=-0.007008 max=0.006923 Jy/beam ! Clean residual mean=0.000015 rms=0.001706 Jy/beam ! Combined flux in latest and established models = 1.43068 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 109 components and 1.43068 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=7.407 mas, bmaj=10.09 mas, bpa=2.522 degrees ! Estimated noise=1.472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110847 Jy ! Component: 100 - total flux cleaned = 0.0165365 Jy ! Component: 150 - total flux cleaned = 0.0176256 Jy ! Component: 200 - total flux cleaned = 0.0183709 Jy ! Total flux subtracted in 200 components = 0.0183709 Jy ! Clean residual min=-0.008176 max=0.008318 Jy/beam ! Clean residual mean=0.000026 rms=0.002532 Jy/beam ! Combined flux in latest and established models = 1.44905 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 = 0.000318984 Jy ! Component: 100 - total flux cleaned = 0.000605282 Jy ! Component: 150 - total flux cleaned = 0.000864276 Jy ! Component: 200 - total flux cleaned = 0.00102346 Jy ! Total flux subtracted in 200 components = 0.00102346 Jy ! Clean residual min=-0.007692 max=0.008092 Jy/beam ! Clean residual mean=0.000023 rms=0.002454 Jy/beam ! Combined flux in latest and established models = 1.45008 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 1.45008 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.337 mas, bmaj=5.131 mas, bpa=-8.048 degrees ! Estimated noise=1.10072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00180726 Jy ! Component: 100 - total flux cleaned = -0.0019449 Jy ! Component: 150 - total flux cleaned = -0.00181864 Jy ! Component: 200 - total flux cleaned = -0.00170836 Jy ! Total flux subtracted in 200 components = -0.00170836 Jy ! Clean residual min=-0.006809 max=0.004929 Jy/beam ! Clean residual mean=0.000009 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 1.44837 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 138 components and 1.44837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.380194Jy sigma=0.685146 ! Fit after self-cal, rms=1.380181Jy sigma=0.681238 wmodel J0501-0159_S_map.mod ! Writing 138 model components to file: J0501-0159_S_map.mod wobs J0501-0159_S_uvs.fits ! Writing UV FITS file: J0501-0159_S_uvs.fits wwins J0501-0159_S_map.win ! wwins: Wrote 4 windows to J0501-0159_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 = -0.00186017 Jy ! Component: 100 - total flux cleaned = -0.00298605 Jy ! Component: 150 - total flux cleaned = -0.00350745 Jy ! Component: 200 - total flux cleaned = -0.00416431 Jy ! Component: 250 - total flux cleaned = -0.00455381 Jy ! Component: 300 - total flux cleaned = -0.00470409 Jy ! Component: 350 - total flux cleaned = -0.00492553 Jy ! Component: 400 - total flux cleaned = -0.00513785 Jy ! Component: 450 - total flux cleaned = -0.0052066 Jy ! Component: 500 - total flux cleaned = -0.00500482 Jy ! Component: 550 - total flux cleaned = -0.0049404 Jy ! Component: 600 - total flux cleaned = -0.00487561 Jy ! Component: 650 - total flux cleaned = -0.00468648 Jy ! Component: 700 - total flux cleaned = -0.00462409 Jy ! Component: 750 - total flux cleaned = -0.00462305 Jy ! Component: 800 - total flux cleaned = -0.00438558 Jy ! Component: 850 - total flux cleaned = -0.00467966 Jy ! Component: 900 - total flux cleaned = -0.00473757 Jy ! Component: 950 - total flux cleaned = -0.00485205 Jy ! Component: 1000 - total flux cleaned = -0.00507564 Jy ! Component: 1050 - total flux cleaned = -0.00513016 Jy ! Component: 1100 - total flux cleaned = -0.00518327 Jy ! Component: 1150 - total flux cleaned = -0.0051838 Jy ! Component: 1200 - total flux cleaned = -0.00534159 Jy ! Component: 1250 - total flux cleaned = -0.00534116 Jy ! Component: 1300 - total flux cleaned = -0.00544332 Jy ! Component: 1350 - total flux cleaned = -0.00544294 Jy ! Component: 1400 - total flux cleaned = -0.005493 Jy ! Component: 1450 - total flux cleaned = -0.00568988 Jy ! Component: 1500 - total flux cleaned = -0.00588443 Jy ! Component: 1550 - total flux cleaned = -0.0061719 Jy ! Component: 1600 - total flux cleaned = -0.00602877 Jy ! Component: 1650 - total flux cleaned = -0.0062171 Jy ! Component: 1700 - total flux cleaned = -0.00617124 Jy ! Component: 1750 - total flux cleaned = -0.00630934 Jy ! Component: 1800 - total flux cleaned = -0.00630952 Jy ! Component: 1850 - total flux cleaned = -0.00621912 Jy ! Component: 1900 - total flux cleaned = -0.006399 Jy ! Component: 1950 - total flux cleaned = -0.00635425 Jy ! Component: 2000 - total flux cleaned = -0.00653117 Jy ! Component: 2050 - total flux cleaned = -0.00666259 Jy ! Component: 2100 - total flux cleaned = -0.00679218 Jy ! Component: 2150 - total flux cleaned = -0.00687783 Jy ! Component: 2200 - total flux cleaned = -0.00683479 Jy ! Component: 2250 - total flux cleaned = -0.00687692 Jy ! Component: 2300 - total flux cleaned = -0.00708676 Jy ! Component: 2350 - total flux cleaned = -0.00725354 Jy ! Component: 2400 - total flux cleaned = -0.00733637 Jy ! Component: 2450 - total flux cleaned = -0.00750098 Jy ! Component: 2500 - total flux cleaned = -0.00746065 Jy ! Component: 2550 - total flux cleaned = -0.0077036 Jy ! Component: 2600 - total flux cleaned = -0.00770345 Jy ! Component: 2650 - total flux cleaned = -0.00790369 Jy ! Component: 2700 - total flux cleaned = -0.00810221 Jy ! Component: 2750 - total flux cleaned = -0.00818131 Jy ! Component: 2800 - total flux cleaned = -0.0083379 Jy ! Component: 2850 - total flux cleaned = -0.00845478 Jy ! Component: 2900 - total flux cleaned = -0.00864719 Jy ! Component: 2950 - total flux cleaned = -0.00864691 Jy ! Component: 3000 - total flux cleaned = -0.00883685 Jy ! Component: 3050 - total flux cleaned = -0.00883668 Jy ! Component: 3100 - total flux cleaned = -0.00891183 Jy ! Component: 3150 - total flux cleaned = -0.00902396 Jy ! Component: 3200 - total flux cleaned = -0.00906099 Jy ! Component: 3250 - total flux cleaned = -0.00924494 Jy ! Component: 3300 - total flux cleaned = -0.00924507 Jy ! Component: 3350 - total flux cleaned = -0.00928135 Jy ! Component: 3400 - total flux cleaned = -0.0094262 Jy ! Component: 3450 - total flux cleaned = -0.00942612 Jy ! Component: 3500 - total flux cleaned = -0.0093544 Jy ! Component: 3550 - total flux cleaned = -0.00942516 Jy ! Component: 3600 - total flux cleaned = -0.0096376 Jy ! Component: 3650 - total flux cleaned = -0.00956703 Jy ! Component: 3700 - total flux cleaned = -0.00956699 Jy ! Component: 3750 - total flux cleaned = -0.00984534 Jy ! Component: 3800 - total flux cleaned = -0.0100185 Jy ! Component: 3850 - total flux cleaned = -0.00994951 Jy ! Component: 3900 - total flux cleaned = -0.0101549 Jy ! Component: 3950 - total flux cleaned = -0.0102231 Jy ! Component: 4000 - total flux cleaned = -0.0103587 Jy ! Component: 4050 - total flux cleaned = -0.0102908 Jy ! Total flux subtracted in 4096 components = -0.0104252 Jy ! Clean residual min=-0.001816 max=0.002181 Jy/beam ! Clean residual mean=-0.000011 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 1.43794 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 459 components and 1.43794 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv122_uvs/J0501-0159_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.337 x 5.131 at -8.048 degrees (North through East) ! Clean map min=-0.0046273 max=1.1769 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv122_uvs/J0501-0159_S_map.fits wmodel /scr/pima/rv122_uvs/J0501-0159_S_map.mod ! Writing 459 model components to file: /scr/pima/rv122_uvs/J0501-0159_S_map.mod wobs /scr/pima/rv122_uvs/J0501-0159_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv122_uvs/J0501-0159_S_uvs.fits wwins /scr/pima/rv122_uvs/J0501-0159_S_map.win ! wwins: Wrote 5 windows to /scr/pima/rv122_uvs/J0501-0159_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.17685 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000595221 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.151732 0.151732 0.303464 0.606929 1.21386 2.42772 4.85543 9.71086 19.4217 38.8434 77.6869 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.176 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1977.17 quit ! Quitting program ! Log file /scr/pima/rv122_uvs/J0501-0159_S_dfm.log closed on Fri Jul 13 21:07:33 2018