! Started logfile: /scr/pima/rv102_uvs/J1642+6856_S_dfm.log on Sat Nov 9 09:35:02 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23299 obs /scr/pima/rv102_uvs/J1642+6856_S_uva.fits ! Reading UV FITS file: /scr/pima/rv102_uvs/J1642+6856_S_uva.fits ! AN table 1: 18 integrations on 28 of 28 possible baselines. ! AN table 2: 2 integrations on 10 of 10 possible baselines. ! AN table 3: 2 integrations on 55 of 55 possible baselines. ! AN table 4: 18 integrations on 66 of 66 possible baselines. ! AN table 5: 18 integrations on 66 of 66 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1642+6856 ! ! 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 2.23299e+09 8e+06 1 8e+06 ! 02 2 2.26299e+09 8e+06 1 8e+06 ! 03 3 2.35299e+09 8e+06 1 8e+06 ! 04 4 2.37299e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 12040 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 J1642+6856_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 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 2 telescope corrections were flagged in sub-array 3. ! A total of 18 telescope corrections were flagged in sub-array 4. ! A total of 20 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! A total of 2 telescope corrections were flagged in sub-array 3. ! A total of 18 telescope corrections were flagged in sub-array 4. ! A total of 20 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=2.320781Jy sigma=12.971532 ! Fit after self-cal, rms=1.139007Jy sigma=5.715258 ! 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=2.086 mas, bmaj=2.479 mas, bpa=-35.41 degrees ! Estimated noise=2.28361 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 = 1.52809 Jy ! Component: 100 - total flux cleaned = 1.86687 Jy ! Total flux subtracted in 100 components = 1.86687 Jy ! Clean residual min=-0.082437 max=0.117660 Jy/beam ! Clean residual mean=0.000454 rms=0.013639 Jy/beam ! Combined flux in latest and established models = 1.86687 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.86687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.537956Jy sigma=2.015814 ! Fit after self-cal, rms=0.537866Jy sigma=2.015460 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.127981 Jy ! Component: 100 - total flux cleaned = 0.162553 Jy ! Total flux subtracted in 100 components = 0.162553 Jy ! Clean residual min=-0.093429 max=0.090130 Jy/beam ! Clean residual mean=0.000252 rms=0.012823 Jy/beam ! Combined flux in latest and established models = 2.02942 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 2.02942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.499991Jy sigma=1.871060 ! Fit after self-cal, rms=0.499909Jy sigma=1.870572 ! 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=2.527 mas, bmaj=3.104 mas, bpa=-18.48 degrees ! Estimated noise=1.35092 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 (-2, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0939605 Jy ! Component: 100 - total flux cleaned = 0.11989 Jy ! Component: 150 - total flux cleaned = 0.12701 Jy ! Component: 200 - total flux cleaned = 0.130014 Jy ! Total flux subtracted in 200 components = 0.130014 Jy ! Clean residual min=-0.064707 max=0.057042 Jy/beam ! Clean residual mean=0.000929 rms=0.007910 Jy/beam ! Combined flux in latest and established models = 2.15943 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 28 components and 2.15943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.474066Jy sigma=1.671833 ! Fit after self-cal, rms=0.472918Jy sigma=1.661721 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.527 x 3.104 at -18.48 degrees (North through East) ! Clean map min=-0.061389 max=1.9524 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.98 KP 0.99 LA 1.04 ! MK 0.71 NL 1.00 PT 1.07 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! MA 0.50 NY 0.95 ON 0.99 WF 1.01 ! WZ 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.06 HN 1.00 KP 1.01 LA 1.01 ! MA 0.64 NL 1.04 NY 1.08 ON 1.00 ! PT 1.01 WF 0.99 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.05 HN 0.97 KP 0.99 LA 1.01 ! MA 0.90 MK 0.76 NY 1.06 ON 1.03 ! PT 1.02 SC 1.08 WF 1.02 WZ 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.03 HN 0.96 LA 1.02 MA 1.16 ! MK 0.89 NL 0.99 NY 1.01 ON 0.99 ! PT 0.99 SC 1.05 WF 1.14 WZ 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.98 KP 0.99 LA 1.00 ! MK 0.86 NL 1.02 PT 1.02 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! MA 1.00* NY 0.95 ON 0.96 WF 1.05 ! WZ 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.06 HN 1.00 KP 0.99 LA 1.02 ! MA 1.00* NL 1.10 NY 1.08 ON 1.06 ! PT 1.00 WF 1.03 WZ 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.06 HN 0.98 KP 0.99 LA 0.99 ! MA 1.00* MK 1.01 NY 1.05 ON 1.06 ! PT 1.01 SC 1.06 WF 1.03 WZ 1.06 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.02 HN 0.95 LA 1.00 MA 1.00* ! MK 1.04 NL 1.01 NY 1.01 ON 1.02 ! PT 0.96 SC 1.03 WF 1.05 WZ 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.98 KP 1.02 LA 1.01 ! MK 0.85 NL 1.01 PT 1.04 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! MA 0.45 NY 1.04 ON 1.03 WF 1.05 ! WZ 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.06 HN 1.02 KP 1.02 LA 1.01 ! MA 0.50 NL 1.05 NY 1.08 ON 1.05 ! PT 1.01 WF 1.02 WZ 0.99 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.06 HN 0.99 KP 1.03 LA 1.00 ! MA 0.50 MK 0.98 NY 1.09 ON 1.06 ! PT 1.02 SC 1.08 WF 1.01 WZ 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.06 HN 0.96 LA 1.02 MA 0.56 ! MK 1.02 NL 1.01 NY 1.05 ON 1.04 ! PT 0.99 SC 1.07 WF 1.02 WZ 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.00 LA 1.00 ! MK 0.61 NL 0.97 PT 1.01 SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! MA 1.00* NY 1.04 ON 1.04 WF 1.03 ! WZ 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.07 HN 1.05 KP 1.00 LA 1.02 ! MA 1.00* NL 1.02 NY 1.15 ON 1.04 ! PT 1.00 WF 0.99 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.06 HN 1.03 KP 1.00 LA 1.00 ! MA 1.00* MK 0.63 NY 1.11 ON 1.02 ! PT 1.01 SC 1.07 WF 1.02 WZ 1.06 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.05 HN 1.00 LA 1.03 MA 1.00* ! MK 0.77 NL 0.96 NY 1.06 ON 1.02 ! PT 0.97 SC 1.06 WF 1.05 WZ 1.03 ! ! ! Fit before self-cal, rms=0.472918Jy sigma=1.661721 ! Fit after self-cal, rms=0.174041Jy sigma=0.787769 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.485 mas, bmaj=3.055 mas, bpa=-16.01 degrees ! Estimated noise=1.34134 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.5, -17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0268834 Jy ! Component: 100 - total flux cleaned = 0.0449174 Jy ! Component: 150 - total flux cleaned = 0.0559353 Jy ! Component: 200 - total flux cleaned = 0.0614396 Jy ! Total flux subtracted in 200 components = 0.0614396 Jy ! Clean residual min=-0.010400 max=0.013250 Jy/beam ! Clean residual mean=0.000712 rms=0.002219 Jy/beam ! Combined flux in latest and established models = 2.22087 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 49 components and 2.22087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167582Jy sigma=0.754444 ! Fit after self-cal, rms=0.166879Jy sigma=0.751533 ! Inverting map ! Added new window around map position (-5, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104917 Jy ! Component: 100 - total flux cleaned = 0.0132666 Jy ! Component: 150 - total flux cleaned = 0.0146666 Jy ! Component: 200 - total flux cleaned = 0.015631 Jy ! Total flux subtracted in 200 components = 0.015631 Jy ! Clean residual min=-0.011802 max=0.011431 Jy/beam ! Clean residual mean=0.000550 rms=0.002028 Jy/beam ! Combined flux in latest and established models = 2.2365 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 2.2365 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164780Jy sigma=0.741891 ! Fit after self-cal, rms=0.164679Jy sigma=0.741593 ! 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=0.164679Jy sigma=0.741593 ! Fit after self-cal, rms=0.162491Jy sigma=0.733429 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.48 mas, bmaj=3.048 mas, bpa=-16 degrees ! Estimated noise=1.34389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134057 Jy ! Component: 100 - total flux cleaned = 0.0229386 Jy ! Component: 150 - total flux cleaned = 0.0269911 Jy ! Component: 200 - total flux cleaned = 0.028943 Jy ! Total flux subtracted in 200 components = 0.028943 Jy ! Clean residual min=-0.009538 max=0.009393 Jy/beam ! Clean residual mean=0.000290 rms=0.001763 Jy/beam ! Combined flux in latest and established models = 2.26545 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 75 components and 2.26545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160225Jy sigma=0.725476 ! Fit after self-cal, rms=0.160148Jy sigma=0.725215 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 = 0.00228301 Jy ! Component: 100 - total flux cleaned = 0.00301846 Jy ! Component: 150 - total flux cleaned = 0.00347416 Jy ! Component: 200 - total flux cleaned = 0.00390634 Jy ! Total flux subtracted in 200 components = 0.00390634 Jy ! Clean residual min=-0.009079 max=0.008937 Jy/beam ! Clean residual mean=0.000250 rms=0.001707 Jy/beam ! Combined flux in latest and established models = 2.26935 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 78 components and 2.26935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159401Jy sigma=0.721676 ! Fit after self-cal, rms=0.159372Jy sigma=0.721618 ! 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=0.159372Jy sigma=0.721618 ! Fit after self-cal, rms=0.158612Jy sigma=0.718335 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.476 mas, bmaj=3.043 mas, bpa=-16.02 degrees ! Estimated noise=1.34708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00968172 Jy ! Component: 100 - total flux cleaned = 0.0153329 Jy ! Component: 150 - total flux cleaned = 0.0173413 Jy ! Component: 200 - total flux cleaned = 0.0179548 Jy ! Total flux subtracted in 200 components = 0.0179548 Jy ! Clean residual min=-0.008294 max=0.008184 Jy/beam ! Clean residual mean=0.000192 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 2.28731 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 85 components and 2.28731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157303Jy sigma=0.714879 ! Fit after self-cal, rms=0.157279Jy sigma=0.714822 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 = 0.000817338 Jy ! Component: 100 - total flux cleaned = 0.00100676 Jy ! Component: 150 - total flux cleaned = 0.00119109 Jy ! Component: 200 - total flux cleaned = 0.00136406 Jy ! Total flux subtracted in 200 components = 0.00136406 Jy ! Clean residual min=-0.007937 max=0.008182 Jy/beam ! Clean residual mean=0.000178 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 2.28867 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 93 components and 2.28867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156823Jy sigma=0.712894 ! Fit after self-cal, rms=0.156811Jy sigma=0.712869 ! Inverting map ! Added new window around map position (7, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00646996 Jy ! Component: 100 - total flux cleaned = 0.00647989 Jy ! Component: 150 - total flux cleaned = 0.00699854 Jy ! Component: 200 - total flux cleaned = 0.00715859 Jy ! Total flux subtracted in 200 components = 0.00715859 Jy ! Clean residual min=-0.007794 max=0.006809 Jy/beam ! Clean residual mean=0.000108 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 2.29583 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 104 components and 2.29583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156147Jy sigma=0.709897 ! Fit after self-cal, rms=0.156129Jy sigma=0.709834 ! 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=0.156129Jy sigma=0.709834 ! Fit after self-cal, rms=0.155733Jy sigma=0.707796 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.234 mas, bmaj=9.184 mas, bpa=-5.697 degrees ! Estimated noise=2.12754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108404 Jy ! Component: 100 - total flux cleaned = 0.0150894 Jy ! Component: 150 - total flux cleaned = 0.0154051 Jy ! Component: 200 - total flux cleaned = 0.0156822 Jy ! Total flux subtracted in 200 components = 0.0156822 Jy ! Clean residual min=-0.006479 max=0.007239 Jy/beam ! Clean residual mean=0.000266 rms=0.002003 Jy/beam ! Combined flux in latest and established models = 2.31151 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 122 components and 2.31151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155145Jy sigma=0.707852 ! Fit after self-cal, rms=0.155084Jy sigma=0.707264 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 = 0.000905072 Jy ! Component: 100 - total flux cleaned = 0.00115199 Jy ! Component: 150 - total flux cleaned = 0.00126035 Jy ! Component: 200 - total flux cleaned = 0.00145922 Jy ! Total flux subtracted in 200 components = 0.00145922 Jy ! Clean residual min=-0.006648 max=0.007166 Jy/beam ! Clean residual mean=0.000209 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 2.31297 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 131 components and 2.31297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154997Jy sigma=0.707261 ! Fit after self-cal, rms=0.155008Jy sigma=0.707174 ! 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=2.473 mas, bmaj=3.04 mas, bpa=-16.01 degrees ! Estimated noise=1.34999 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.473 x 3.04 at -16.01 degrees (North through East) ! Clean map min=-0.020081 max=1.9523 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=0.155008Jy sigma=0.707174 ! Fit after self-cal, rms=0.143670Jy sigma=0.588064 ! Inverting map and beam ! Estimated beam: bmin=2.473 mas, bmaj=3.037 mas, bpa=-16.14 degrees ! Estimated noise=1.35174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044684 Jy ! Component: 100 - total flux cleaned = 0.00554527 Jy ! Component: 150 - total flux cleaned = 0.00618916 Jy ! Component: 200 - total flux cleaned = 0.00662738 Jy ! Total flux subtracted in 200 components = 0.00662738 Jy ! Clean residual min=-0.006444 max=0.006041 Jy/beam ! Clean residual mean=0.000068 rms=0.001273 Jy/beam ! Combined flux in latest and established models = 2.3196 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 138 components and 2.3196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143120Jy sigma=0.585804 ! Fit after self-cal, rms=0.143096Jy sigma=0.585761 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000296636 Jy ! Component: 100 - total flux cleaned = 0.000431463 Jy ! Component: 150 - total flux cleaned = 0.000433361 Jy ! Component: 200 - total flux cleaned = 0.000556211 Jy ! Total flux subtracted in 200 components = 0.000556211 Jy ! Clean residual min=-0.006225 max=0.005849 Jy/beam ! Clean residual mean=0.000062 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 2.32016 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 141 components and 2.32016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142830Jy sigma=0.584456 ! Fit after self-cal, rms=0.142815Jy sigma=0.584430 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142815Jy sigma=0.584430 ! Fit after self-cal, rms=0.142594Jy sigma=0.583877 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=2.048 mas, bmaj=2.412 mas, bpa=-31.86 degrees ! Estimated noise=2.20905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.47802 Jy ! Component: 100 - total flux cleaned = 1.81048 Jy ! Component: 150 - total flux cleaned = 1.93965 Jy ! Component: 200 - total flux cleaned = 2.0132 Jy ! Total flux subtracted in 200 components = 2.0132 Jy ! Clean residual min=-0.020495 max=0.038260 Jy/beam ! Clean residual mean=0.000358 rms=0.004017 Jy/beam ! Combined flux in latest and established models = 2.0132 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 13 model components to the UV plane model. ! The established model now contains 13 components and 2.0132 Jy ! Inverting map and beam ! Estimated beam: bmin=2.471 mas, bmaj=3.036 mas, bpa=-16.07 degrees ! Estimated noise=1.35268 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 = 0.0839438 Jy ! Component: 100 - total flux cleaned = 0.139878 Jy ! Component: 150 - total flux cleaned = 0.180366 Jy ! Component: 200 - total flux cleaned = 0.210394 Jy ! Total flux subtracted in 200 components = 0.210394 Jy ! Clean residual min=-0.009978 max=0.019835 Jy/beam ! Clean residual mean=0.001094 rms=0.002789 Jy/beam ! Combined flux in latest and established models = 2.2236 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 50 components and 2.2236 Jy ! Inverting map ! Added new window around map position (-1, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234635 Jy ! Component: 100 - total flux cleaned = 0.0413428 Jy ! Component: 150 - total flux cleaned = 0.0537841 Jy ! Component: 200 - total flux cleaned = 0.0612034 Jy ! Total flux subtracted in 200 components = 0.0612034 Jy ! Clean residual min=-0.009270 max=0.009913 Jy/beam ! Clean residual mean=0.000466 rms=0.001708 Jy/beam ! Combined flux in latest and established models = 2.2848 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 86 components and 2.2848 Jy ! Inverting map ! Added new window around map position (-10, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00826887 Jy ! Component: 100 - total flux cleaned = 0.0131801 Jy ! Component: 150 - total flux cleaned = 0.0166435 Jy ! Component: 200 - total flux cleaned = 0.0200826 Jy ! Total flux subtracted in 200 components = 0.0200826 Jy ! Clean residual min=-0.008559 max=0.006696 Jy/beam ! Clean residual mean=0.000262 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 2.30488 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 109 components and 2.30488 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=7.23 mas, bmaj=9.17 mas, bpa=-5.649 degrees ! Estimated noise=2.13922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121488 Jy ! Component: 100 - total flux cleaned = 0.0192017 Jy ! Component: 150 - total flux cleaned = 0.0204603 Jy ! Component: 200 - total flux cleaned = 0.0210069 Jy ! Total flux subtracted in 200 components = 0.0210069 Jy ! Clean residual min=-0.006448 max=0.006564 Jy/beam ! Clean residual mean=0.000192 rms=0.001968 Jy/beam ! Combined flux in latest and established models = 2.32589 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 = 0.000326761 Jy ! Component: 100 - total flux cleaned = 0.000631285 Jy ! Component: 150 - total flux cleaned = 0.000775708 Jy ! Component: 200 - total flux cleaned = 0.00103794 Jy ! Total flux subtracted in 200 components = 0.00103794 Jy ! Clean residual min=-0.006516 max=0.006693 Jy/beam ! Clean residual mean=0.000152 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 2.32693 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 150 components and 2.32693 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.471 mas, bmaj=3.036 mas, bpa=-16.07 degrees ! Estimated noise=1.35268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00292706 Jy ! Component: 100 - total flux cleaned = -0.00237131 Jy ! Component: 150 - total flux cleaned = -0.00186801 Jy ! Component: 200 - total flux cleaned = -0.00170774 Jy ! Total flux subtracted in 200 components = -0.00170774 Jy ! Clean residual min=-0.007412 max=0.005770 Jy/beam ! Clean residual mean=0.000058 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 2.32522 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 170 components and 2.32522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141814Jy sigma=0.584519 ! Fit after self-cal, rms=0.141617Jy sigma=0.582706 wmodel J1642+6856_S_map.mod ! Writing 170 model components to file: J1642+6856_S_map.mod wobs J1642+6856_S_uvs.fits ! Writing UV FITS file: J1642+6856_S_uvs.fits wwins J1642+6856_S_map.win ! wwins: Wrote 7 windows to J1642+6856_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 = -0.00307469 Jy ! Component: 100 - total flux cleaned = -0.00339649 Jy ! Component: 150 - total flux cleaned = -0.00292494 Jy ! Component: 200 - total flux cleaned = -0.00219985 Jy ! Component: 250 - total flux cleaned = -0.00193723 Jy ! Component: 300 - total flux cleaned = -0.00159461 Jy ! Component: 350 - total flux cleaned = -0.00117613 Jy ! Component: 400 - total flux cleaned = -0.00093095 Jy ! Component: 450 - total flux cleaned = -0.000608906 Jy ! Component: 500 - total flux cleaned = -0.000134862 Jy ! Component: 550 - total flux cleaned = 0.000408279 Jy ! Component: 600 - total flux cleaned = 0.000713311 Jy ! Component: 650 - total flux cleaned = 0.00116613 Jy ! Component: 700 - total flux cleaned = 0.0015382 Jy ! Component: 750 - total flux cleaned = 0.00212402 Jy ! Component: 800 - total flux cleaned = 0.00234036 Jy ! Component: 850 - total flux cleaned = 0.00284072 Jy ! Component: 900 - total flux cleaned = 0.00333441 Jy ! Component: 950 - total flux cleaned = 0.00368285 Jy ! Component: 1000 - total flux cleaned = 0.00395946 Jy ! Component: 1050 - total flux cleaned = 0.00409699 Jy ! Component: 1100 - total flux cleaned = 0.00436833 Jy ! Component: 1150 - total flux cleaned = 0.00457043 Jy ! Component: 1200 - total flux cleaned = 0.00483652 Jy ! Component: 1250 - total flux cleaned = 0.00509983 Jy ! Component: 1300 - total flux cleaned = 0.00516487 Jy ! Component: 1350 - total flux cleaned = 0.00535983 Jy ! Component: 1400 - total flux cleaned = 0.00568128 Jy ! Component: 1450 - total flux cleaned = 0.00587254 Jy ! Component: 1500 - total flux cleaned = 0.00599982 Jy ! Component: 1550 - total flux cleaned = 0.00606283 Jy ! Component: 1600 - total flux cleaned = 0.00625102 Jy ! Component: 1650 - total flux cleaned = 0.00643697 Jy ! Component: 1700 - total flux cleaned = 0.00656044 Jy ! Component: 1750 - total flux cleaned = 0.00668279 Jy ! Component: 1800 - total flux cleaned = 0.00668284 Jy ! Component: 1850 - total flux cleaned = 0.00680398 Jy ! Component: 1900 - total flux cleaned = 0.00686452 Jy ! Component: 1950 - total flux cleaned = 0.006865 Jy ! Component: 2000 - total flux cleaned = 0.00710248 Jy ! Component: 2050 - total flux cleaned = 0.00722044 Jy ! Component: 2100 - total flux cleaned = 0.0072793 Jy ! Component: 2150 - total flux cleaned = 0.00751259 Jy ! Component: 2200 - total flux cleaned = 0.00745465 Jy ! Component: 2250 - total flux cleaned = 0.00762788 Jy ! Component: 2300 - total flux cleaned = 0.00774239 Jy ! Component: 2350 - total flux cleaned = 0.00768513 Jy ! Component: 2400 - total flux cleaned = 0.00791232 Jy ! Component: 2450 - total flux cleaned = 0.00796898 Jy ! Component: 2500 - total flux cleaned = 0.00796917 Jy ! Component: 2550 - total flux cleaned = 0.00808114 Jy ! Component: 2600 - total flux cleaned = 0.00813688 Jy ! Component: 2650 - total flux cleaned = 0.00819261 Jy ! Component: 2700 - total flux cleaned = 0.00808269 Jy ! Component: 2750 - total flux cleaned = 0.00835676 Jy ! Component: 2800 - total flux cleaned = 0.00835681 Jy ! Component: 2850 - total flux cleaned = 0.00851966 Jy ! Component: 2900 - total flux cleaned = 0.00857346 Jy ! Component: 2950 - total flux cleaned = 0.00857362 Jy ! Component: 3000 - total flux cleaned = 0.00868126 Jy ! Component: 3050 - total flux cleaned = 0.0086814 Jy ! Component: 3100 - total flux cleaned = 0.00873437 Jy ! Component: 3150 - total flux cleaned = 0.00889283 Jy ! Component: 3200 - total flux cleaned = 0.00899795 Jy ! Component: 3250 - total flux cleaned = 0.00915484 Jy ! Component: 3300 - total flux cleaned = 0.00905052 Jy ! Component: 3350 - total flux cleaned = 0.00915458 Jy ! Component: 3400 - total flux cleaned = 0.00925802 Jy ! Component: 3450 - total flux cleaned = 0.00936091 Jy ! Component: 3500 - total flux cleaned = 0.0094121 Jy ! Component: 3550 - total flux cleaned = 0.00946308 Jy ! Component: 3600 - total flux cleaned = 0.00961553 Jy ! Component: 3650 - total flux cleaned = 0.00956485 Jy ! Component: 3700 - total flux cleaned = 0.00966576 Jy ! Component: 3750 - total flux cleaned = 0.00961572 Jy ! Component: 3800 - total flux cleaned = 0.00981589 Jy ! Component: 3850 - total flux cleaned = 0.00971653 Jy ! Component: 3900 - total flux cleaned = 0.00986527 Jy ! Component: 3950 - total flux cleaned = 0.00981606 Jy ! Component: 4000 - total flux cleaned = 0.00986521 Jy ! Component: 4050 - total flux cleaned = 0.009865 Jy ! Total flux subtracted in 4096 components = 0.00996282 Jy ! Clean residual min=-0.002700 max=0.002863 Jy/beam ! Clean residual mean=0.000006 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 2.33518 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 491 components and 2.33518 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv102_uvs/J1642+6856_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.471 x 3.036 at -16.07 degrees (North through East) ! Clean map min=-0.010686 max=1.9482 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv102_uvs/J1642+6856_S_map.fits wmodel /scr/pima/rv102_uvs/J1642+6856_S_map.mod ! Writing 491 model components to file: /scr/pima/rv102_uvs/J1642+6856_S_map.mod wobs /scr/pima/rv102_uvs/J1642+6856_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv102_uvs/J1642+6856_S_uvs.fits wwins /scr/pima/rv102_uvs/J1642+6856_S_map.win ! wwins: Wrote 8 windows to /scr/pima/rv102_uvs/J1642+6856_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.94815 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000832597 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.128213 0.128213 0.256427 0.512853 1.02571 2.05141 4.10283 8.20565 16.4113 32.8226 65.6452 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.948 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2339.85 quit ! Quitting program ! Log file /scr/pima/rv102_uvs/J1642+6856_S_dfm.log closed on Sat Nov 9 09:35:07 2019