! Started logfile: /scr/pima/rdv91_uvs/J0818+4222_X_dfm.log on Fri Jun 15 11:25:29 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rdv91_uvs/J0818+4222_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv91_uvs/J0818+4222_X_uva.fits ! AN table 1: 82 integrations on 66 of 66 possible baselines. ! AN table 2: 10 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.254691 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0818+4222 ! ! 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 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 74 lines of history. ! ! Reading 5972 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0818+4222_X] 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 0.200x0.200 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 830 telescope corrections were flagged in sub-array 1. ! A total of 38 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 830 telescope corrections were flagged in sub-array 1. ! A total of 38 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 830 telescope corrections were flagged in sub-array 1. ! A total of 38 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 830 telescope corrections were flagged in sub-array 1. ! A total of 38 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.621342Jy sigma=21.679668 ! Fit after self-cal, rms=0.327288Jy sigma=4.274020 ! 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=0.6268 mas, bmaj=0.97 mas, bpa=1.769 degrees ! Estimated noise=1.21686 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 = 0.95008 Jy ! Component: 100 - total flux cleaned = 1.17028 Jy ! Total flux subtracted in 100 components = 1.17028 Jy ! Clean residual min=-0.027561 max=0.084083 Jy/beam ! Clean residual mean=0.000088 rms=0.007560 Jy/beam ! Combined flux in latest and established models = 1.17028 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.17028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216773Jy sigma=2.783546 ! Fit after self-cal, rms=0.216612Jy sigma=2.780849 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0900349 Jy ! Component: 100 - total flux cleaned = 0.134949 Jy ! Total flux subtracted in 100 components = 0.134949 Jy ! Clean residual min=-0.024710 max=0.046517 Jy/beam ! Clean residual mean=-0.000023 rms=0.005033 Jy/beam ! Combined flux in latest and established models = 1.30523 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 1.30523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167704Jy sigma=2.061479 ! Fit after self-cal, rms=0.167536Jy sigma=2.059132 ! Inverting map ! Added new window around map position (2.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0419887 Jy ! Component: 100 - total flux cleaned = 0.0665087 Jy ! Total flux subtracted in 100 components = 0.0665087 Jy ! Clean residual min=-0.020672 max=0.025209 Jy/beam ! Clean residual mean=-0.000077 rms=0.004218 Jy/beam ! Combined flux in latest and established models = 1.37174 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 1.37174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154228Jy sigma=1.863994 ! Fit after self-cal, rms=0.153064Jy sigma=1.850717 ! Inverting map ! Added new window around map position (0.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274997 Jy ! Component: 100 - total flux cleaned = 0.0429984 Jy ! Total flux subtracted in 100 components = 0.0429984 Jy ! Clean residual min=-0.018899 max=0.022085 Jy/beam ! Clean residual mean=-0.000111 rms=0.003745 Jy/beam ! Combined flux in latest and established models = 1.41473 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 1.41473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147876Jy sigma=1.766855 ! Fit after self-cal, rms=0.146774Jy sigma=1.753727 ! 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=0.7254 mas, bmaj=1.094 mas, bpa=2.029 degrees ! Estimated noise=0.957021 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 (1.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154933 Jy ! Component: 100 - total flux cleaned = 0.0194449 Jy ! Component: 150 - total flux cleaned = 0.0206644 Jy ! Component: 200 - total flux cleaned = 0.02137 Jy ! Total flux subtracted in 200 components = 0.02137 Jy ! Clean residual min=-0.015700 max=0.013929 Jy/beam ! Clean residual mean=-0.000942 rms=0.003065 Jy/beam ! Combined flux in latest and established models = 1.4361 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 1.4361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143483Jy sigma=1.704755 ! Fit after self-cal, rms=0.143073Jy sigma=1.699801 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7254 x 1.094 at 2.029 degrees (North through East) ! Clean map min=-0.014123 max=1.2166 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 FT 1.00* HN 1.04 ! KP 1.00 LA 1.00 NL 0.99 NY 0.95 ! OV 0.99 PT 1.03 SC 1.01 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.01 KP 0.99 ! LA 0.99 MK 1.00* NL 1.00 NY 0.94 ! OV 0.99 PT 1.00 ! ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 FT 1.00* HN 1.03 ! KP 0.97 LA 0.99 NL 1.01 NY 0.94 ! OV 1.00 PT 1.03 SC 1.02 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HN 1.00 KP 0.99 ! LA 0.99 MK 1.00* NL 1.01 NY 0.94 ! OV 0.98 PT 1.00 ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 FT 1.00* HN 1.03 ! KP 0.98 LA 1.00 NL 1.00 NY 0.93 ! OV 1.01 PT 1.04 SC 1.03 WZ 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.00 KP 0.99 ! LA 0.98 MK 1.00* NL 1.01 NY 0.94 ! OV 0.99 PT 1.00 ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 FT 1.00* HN 1.02 ! KP 0.97 LA 0.99 NL 1.01 NY 0.97 ! OV 1.00 PT 1.02 SC 1.02 WZ 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HN 0.99 KP 1.00 ! LA 1.00 MK 1.00* NL 1.01 NY 0.95 ! OV 0.98 PT 0.99 ! ! ! Fit before self-cal, rms=0.143073Jy sigma=1.699801 ! Fit after self-cal, rms=0.133158Jy sigma=1.615390 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.729 mas, bmaj=1.087 mas, bpa=2.828 degrees ! Estimated noise=0.958569 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 = 0.00458352 Jy ! Component: 100 - total flux cleaned = 0.00425917 Jy ! Component: 150 - total flux cleaned = 0.00404286 Jy ! Component: 200 - total flux cleaned = 0.00423012 Jy ! Total flux subtracted in 200 components = 0.00423012 Jy ! Clean residual min=-0.012174 max=0.010547 Jy/beam ! Clean residual mean=-0.000778 rms=0.002430 Jy/beam ! Combined flux in latest and established models = 1.44033 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 1.44033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132036Jy sigma=1.598344 ! Fit after self-cal, rms=0.131829Jy sigma=1.596232 ! 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=0.131829Jy sigma=1.596232 ! Fit after self-cal, rms=0.125219Jy sigma=1.514917 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7273 mas, bmaj=1.089 mas, bpa=2.783 degrees ! Estimated noise=0.960178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00627442 Jy ! Component: 100 - total flux cleaned = 0.00864633 Jy ! Component: 150 - total flux cleaned = 0.00908327 Jy ! Component: 200 - total flux cleaned = 0.00936025 Jy ! Total flux subtracted in 200 components = 0.00936025 Jy ! Clean residual min=-0.006173 max=0.007928 Jy/beam ! Clean residual mean=0.000045 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 1.44969 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 64 components and 1.44969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124831Jy sigma=1.510328 ! Fit after self-cal, rms=0.124772Jy sigma=1.509625 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 (3.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634669 Jy ! Component: 100 - total flux cleaned = 0.0075183 Jy ! Component: 150 - total flux cleaned = 0.00761529 Jy ! Component: 200 - total flux cleaned = 0.00779923 Jy ! Total flux subtracted in 200 components = 0.00779923 Jy ! Clean residual min=-0.006384 max=0.006021 Jy/beam ! Clean residual mean=0.000013 rms=0.001387 Jy/beam ! Combined flux in latest and established models = 1.45749 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 1.45749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124371Jy sigma=1.505012 ! Fit after self-cal, rms=0.124347Jy sigma=1.504765 ! 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=0.124347Jy sigma=1.504765 ! Fit after self-cal, rms=0.124180Jy sigma=1.503392 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7273 mas, bmaj=1.088 mas, bpa=2.783 degrees ! Estimated noise=0.961135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00377926 Jy ! Component: 100 - total flux cleaned = 0.00625119 Jy ! Component: 150 - total flux cleaned = 0.00649466 Jy ! Component: 200 - total flux cleaned = 0.00671566 Jy ! Total flux subtracted in 200 components = 0.00671566 Jy ! Clean residual min=-0.005801 max=0.005876 Jy/beam ! Clean residual mean=0.000001 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 1.46421 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 1.46421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124008Jy sigma=1.501456 ! Fit after self-cal, rms=0.123985Jy sigma=1.501277 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 = 0.000706853 Jy ! Component: 100 - total flux cleaned = 0.000994109 Jy ! Component: 150 - total flux cleaned = 0.00112813 Jy ! Component: 200 - total flux cleaned = 0.00113018 Jy ! Total flux subtracted in 200 components = 0.00113018 Jy ! Clean residual min=-0.005710 max=0.005887 Jy/beam ! Clean residual mean=-0.000003 rms=0.001337 Jy/beam ! Combined flux in latest and established models = 1.46534 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 1.46534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123914Jy sigma=1.500309 ! Fit after self-cal, rms=0.123903Jy sigma=1.500240 ! Inverting map ! Added new window around map position (48.4, 43.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440507 Jy ! Component: 100 - total flux cleaned = 0.00494839 Jy ! Component: 150 - total flux cleaned = 0.00520061 Jy ! Component: 200 - total flux cleaned = 0.00533999 Jy ! Total flux subtracted in 200 components = 0.00533999 Jy ! Clean residual min=-0.005871 max=0.005338 Jy/beam ! Clean residual mean=-0.000014 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 1.47068 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 96 components and 1.47068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123609Jy sigma=1.497285 ! Fit after self-cal, rms=0.123607Jy sigma=1.497090 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.123607Jy sigma=1.497090 ! Fit after self-cal, rms=0.123492Jy sigma=1.496362 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.368 mas, bmaj=2.796 mas, bpa=85.56 degrees ! Estimated noise=1.34701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0034303 Jy ! Component: 100 - total flux cleaned = 0.00447118 Jy ! Component: 150 - total flux cleaned = 0.00510277 Jy ! Component: 200 - total flux cleaned = 0.00557919 Jy ! Total flux subtracted in 200 components = 0.00557919 Jy ! Clean residual min=-0.005634 max=0.005285 Jy/beam ! Clean residual mean=-0.000029 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 1.47626 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 108 components and 1.47626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123491Jy sigma=1.496404 ! Fit after self-cal, rms=0.123461Jy sigma=1.496198 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 = 0.000282785 Jy ! Component: 100 - total flux cleaned = 0.000703734 Jy ! Component: 150 - total flux cleaned = 0.00109507 Jy ! Component: 200 - total flux cleaned = 0.00139216 Jy ! Total flux subtracted in 200 components = 0.00139216 Jy ! Clean residual min=-0.005668 max=0.005358 Jy/beam ! Clean residual mean=-0.000040 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 1.47765 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 111 components and 1.47765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123457Jy sigma=1.496095 ! Fit after self-cal, rms=0.123440Jy sigma=1.495964 ! 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=0.7273 mas, bmaj=1.088 mas, bpa=2.772 degrees ! Estimated noise=0.961679 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7273 x 1.088 at 2.772 degrees (North through East) ! Clean map min=-0.0056765 max=1.2132 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=0.123440Jy sigma=1.495964 ! Fit after self-cal, rms=0.117162Jy sigma=1.390576 ! Inverting map and beam ! Estimated beam: bmin=0.7274 mas, bmaj=1.088 mas, bpa=2.812 degrees ! Estimated noise=0.961926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227513 Jy ! Component: 100 - total flux cleaned = 0.00259384 Jy ! Component: 150 - total flux cleaned = 0.00266679 Jy ! Component: 200 - total flux cleaned = 0.00266782 Jy ! Total flux subtracted in 200 components = 0.00266782 Jy ! Clean residual min=-0.005561 max=0.005460 Jy/beam ! Clean residual mean=-0.000026 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 1.48032 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 122 components and 1.48032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117048Jy sigma=1.389480 ! Fit after self-cal, rms=0.117045Jy sigma=1.389433 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000431159 Jy ! Component: 100 - total flux cleaned = 0.000370324 Jy ! Component: 150 - total flux cleaned = 0.000368184 Jy ! Component: 200 - total flux cleaned = 0.000253602 Jy ! Total flux subtracted in 200 components = 0.000253602 Jy ! Clean residual min=-0.005516 max=0.005465 Jy/beam ! Clean residual mean=-0.000028 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 1.48057 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 126 components and 1.48057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116985Jy sigma=1.388749 ! Fit after self-cal, rms=0.116982Jy sigma=1.388736 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116982Jy sigma=1.388736 ! Fit after self-cal, rms=0.116980Jy sigma=1.388486 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=0.6291 mas, bmaj=0.9616 mas, bpa=2.755 degrees ! Estimated noise=1.21312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.949063 Jy ! Component: 100 - total flux cleaned = 1.17473 Jy ! Component: 150 - total flux cleaned = 1.27449 Jy ! Component: 200 - total flux cleaned = 1.33054 Jy ! Total flux subtracted in 200 components = 1.33054 Jy ! Clean residual min=-0.012072 max=0.028635 Jy/beam ! Clean residual mean=0.000106 rms=0.003275 Jy/beam ! Combined flux in latest and established models = 1.33054 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 17 model components to the UV plane model. ! The established model now contains 17 components and 1.33054 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7275 mas, bmaj=1.087 mas, bpa=2.794 degrees ! Estimated noise=0.962565 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 = 0.0481991 Jy ! Component: 100 - total flux cleaned = 0.0766862 Jy ! Component: 150 - total flux cleaned = 0.0944987 Jy ! Component: 200 - total flux cleaned = 0.106496 Jy ! Total flux subtracted in 200 components = 0.106496 Jy ! Clean residual min=-0.006637 max=0.008182 Jy/beam ! Clean residual mean=0.000141 rms=0.001582 Jy/beam ! Combined flux in latest and established models = 1.43704 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 53 components and 1.43704 Jy ! Inverting map ! Added new window around map position (1.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0093123 Jy ! Component: 100 - total flux cleaned = 0.016529 Jy ! Component: 150 - total flux cleaned = 0.0223773 Jy ! Component: 200 - total flux cleaned = 0.0271721 Jy ! Total flux subtracted in 200 components = 0.0271721 Jy ! Clean residual min=-0.005598 max=0.005961 Jy/beam ! Clean residual mean=0.000046 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 1.46421 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 73 components and 1.46421 Jy ! Inverting map ! Added new window around map position (5, 12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00520523 Jy ! Component: 100 - total flux cleaned = 0.00771118 Jy ! Component: 150 - total flux cleaned = 0.0101346 Jy ! Component: 200 - total flux cleaned = 0.0117169 Jy ! Total flux subtracted in 200 components = 0.0117169 Jy ! Clean residual min=-0.005413 max=0.005420 Jy/beam ! Clean residual mean=-0.000003 rms=0.001257 Jy/beam ! Combined flux in latest and established models = 1.47593 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 89 components and 1.47593 Jy ! Inverting map ! Added new window around map position (7.2, 20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00469532 Jy ! Component: 100 - total flux cleaned = 0.00618101 Jy ! Component: 150 - total flux cleaned = 0.00710926 Jy ! Component: 200 - total flux cleaned = 0.00768636 Jy ! Total flux subtracted in 200 components = 0.00768636 Jy ! Clean residual min=-0.005532 max=0.005032 Jy/beam ! Clean residual mean=-0.000032 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 1.48361 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 104 components and 1.48361 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.367 mas, bmaj=2.794 mas, bpa=85.46 degrees ! Estimated noise=1.3495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216072 Jy ! Component: 100 - total flux cleaned = 0.00319191 Jy ! Component: 150 - total flux cleaned = 0.00406272 Jy ! Component: 200 - total flux cleaned = 0.00462448 Jy ! Total flux subtracted in 200 components = 0.00462448 Jy ! Clean residual min=-0.004815 max=0.004648 Jy/beam ! Clean residual mean=-0.000132 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 1.48824 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 = 0.000217198 Jy ! Component: 100 - total flux cleaned = 0.000370185 Jy ! Component: 150 - total flux cleaned = 0.000405219 Jy ! Component: 200 - total flux cleaned = 0.00043844 Jy ! Total flux subtracted in 200 components = 0.00043844 Jy ! Clean residual min=-0.004773 max=0.004595 Jy/beam ! Clean residual mean=-0.000138 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.48868 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 124 components and 1.48868 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7275 mas, bmaj=1.087 mas, bpa=2.794 degrees ! Estimated noise=0.962565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000519127 Jy ! Component: 100 - total flux cleaned = -0.000518899 Jy ! Component: 150 - total flux cleaned = -0.000674904 Jy ! Component: 200 - total flux cleaned = -0.000822349 Jy ! Total flux subtracted in 200 components = -0.000822349 Jy ! Clean residual min=-0.005402 max=0.005085 Jy/beam ! Clean residual mean=-0.000048 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.48785 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 135 components and 1.48785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116533Jy sigma=1.382791 ! Fit after self-cal, rms=0.116463Jy sigma=1.381594 wmodel J0818+4222_X_map.mod ! Writing 135 model components to file: J0818+4222_X_map.mod wobs J0818+4222_X_uvs.fits ! Writing UV FITS file: J0818+4222_X_uvs.fits wwins J0818+4222_X_map.win ! wwins: Wrote 9 windows to J0818+4222_X_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 = -0.001002 Jy ! Component: 100 - total flux cleaned = -0.00206102 Jy ! Component: 150 - total flux cleaned = -0.00316288 Jy ! Component: 200 - total flux cleaned = -0.00382026 Jy ! Component: 250 - total flux cleaned = -0.00454437 Jy ! Component: 300 - total flux cleaned = -0.00485942 Jy ! Component: 350 - total flux cleaned = -0.00547904 Jy ! Component: 400 - total flux cleaned = -0.00578337 Jy ! Component: 450 - total flux cleaned = -0.00600974 Jy ! Component: 500 - total flux cleaned = -0.00652753 Jy ! Component: 550 - total flux cleaned = -0.00667365 Jy ! Component: 600 - total flux cleaned = -0.00710601 Jy ! Component: 650 - total flux cleaned = -0.00739025 Jy ! Component: 700 - total flux cleaned = -0.00774025 Jy ! Component: 750 - total flux cleaned = -0.00808689 Jy ! Component: 800 - total flux cleaned = -0.00842863 Jy ! Component: 850 - total flux cleaned = -0.00876698 Jy ! Component: 900 - total flux cleaned = -0.00896815 Jy ! Component: 950 - total flux cleaned = -0.0094311 Jy ! Component: 1000 - total flux cleaned = -0.00975729 Jy ! Component: 1050 - total flux cleaned = -0.00982091 Jy ! Component: 1100 - total flux cleaned = -0.009949 Jy ! Component: 1150 - total flux cleaned = -0.0103925 Jy ! Component: 1200 - total flux cleaned = -0.010455 Jy ! Component: 1250 - total flux cleaned = -0.0105805 Jy ! Component: 1300 - total flux cleaned = -0.0108886 Jy ! Component: 1350 - total flux cleaned = -0.011072 Jy ! Component: 1400 - total flux cleaned = -0.011254 Jy ! Component: 1450 - total flux cleaned = -0.0114344 Jy ! Component: 1500 - total flux cleaned = -0.0117916 Jy ! Component: 1550 - total flux cleaned = -0.0119097 Jy ! Component: 1600 - total flux cleaned = -0.0122609 Jy ! Component: 1650 - total flux cleaned = -0.0123771 Jy ! Component: 1700 - total flux cleaned = -0.0126647 Jy ! Component: 1750 - total flux cleaned = -0.0128351 Jy ! Component: 1800 - total flux cleaned = -0.012892 Jy ! Component: 1850 - total flux cleaned = -0.0130609 Jy ! Component: 1900 - total flux cleaned = -0.0132284 Jy ! Component: 1950 - total flux cleaned = -0.0132837 Jy ! Component: 2000 - total flux cleaned = -0.0133392 Jy ! Component: 2050 - total flux cleaned = -0.0135037 Jy ! Component: 2100 - total flux cleaned = -0.0137741 Jy ! Component: 2150 - total flux cleaned = -0.0138275 Jy ! Component: 2200 - total flux cleaned = -0.013881 Jy ! Component: 2250 - total flux cleaned = -0.0139338 Jy ! Component: 2300 - total flux cleaned = -0.0143023 Jy ! Component: 2350 - total flux cleaned = -0.0143025 Jy ! Component: 2400 - total flux cleaned = -0.0145102 Jy ! Component: 2450 - total flux cleaned = -0.0144596 Jy ! Component: 2500 - total flux cleaned = -0.0145619 Jy ! Component: 2550 - total flux cleaned = -0.0146641 Jy ! Component: 2600 - total flux cleaned = -0.0148663 Jy ! Component: 2650 - total flux cleaned = -0.0149163 Jy ! Component: 2700 - total flux cleaned = -0.015016 Jy ! Component: 2750 - total flux cleaned = -0.0152636 Jy ! Component: 2800 - total flux cleaned = -0.0153132 Jy ! Component: 2850 - total flux cleaned = -0.0154109 Jy ! Component: 2900 - total flux cleaned = -0.0156051 Jy ! Component: 2950 - total flux cleaned = -0.0156534 Jy ! Component: 3000 - total flux cleaned = -0.0157977 Jy ! Component: 3050 - total flux cleaned = -0.0159885 Jy ! Component: 3100 - total flux cleaned = -0.0160833 Jy ! Component: 3150 - total flux cleaned = -0.0162244 Jy ! Component: 3200 - total flux cleaned = -0.0162713 Jy ! Component: 3250 - total flux cleaned = -0.0164572 Jy ! Component: 3300 - total flux cleaned = -0.0165958 Jy ! Component: 3350 - total flux cleaned = -0.0166878 Jy ! Component: 3400 - total flux cleaned = -0.0166879 Jy ! Component: 3450 - total flux cleaned = -0.0169147 Jy ! Component: 3500 - total flux cleaned = -0.0169602 Jy ! Component: 3550 - total flux cleaned = -0.0171392 Jy ! Component: 3600 - total flux cleaned = -0.0172281 Jy ! Component: 3650 - total flux cleaned = -0.0174052 Jy ! Component: 3700 - total flux cleaned = -0.0174495 Jy ! Component: 3750 - total flux cleaned = -0.0176687 Jy ! Component: 3800 - total flux cleaned = -0.0177558 Jy ! Component: 3850 - total flux cleaned = -0.0177557 Jy ! Component: 3900 - total flux cleaned = -0.0178851 Jy ! Component: 3950 - total flux cleaned = -0.0179277 Jy ! Component: 4000 - total flux cleaned = -0.0180978 Jy ! Component: 4050 - total flux cleaned = -0.0181825 Jy ! Total flux subtracted in 4096 components = -0.0181823 Jy ! Clean residual min=-0.002756 max=0.002410 Jy/beam ! Clean residual mean=-0.000026 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 1.46967 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 434 components and 1.46967 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv91_uvs/J0818+4222_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7275 x 1.087 at 2.794 degrees (North through East) ! Clean map min=-0.0035293 max=1.2101 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv91_uvs/J0818+4222_X_map.fits wmodel /scr/pima/rdv91_uvs/J0818+4222_X_map.mod ! Writing 434 model components to file: /scr/pima/rdv91_uvs/J0818+4222_X_map.mod wobs /scr/pima/rdv91_uvs/J0818+4222_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv91_uvs/J0818+4222_X_uvs.fits wwins /scr/pima/rdv91_uvs/J0818+4222_X_map.win ! wwins: Wrote 10 windows to /scr/pima/rdv91_uvs/J0818+4222_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.2101 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000680122 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168611 0.168611 0.337221 0.674443 1.34889 2.69777 5.39554 10.7911 21.5822 43.1643 86.3287 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.21 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1779.25 quit ! Quitting program ! Log file /scr/pima/rdv91_uvs/J0818+4222_X_dfm.log closed on Fri Jun 15 11:25:34 2018