! Started logfile: .//J0023-2500_C_dfm.log on Sat Oct 20 23:30:38 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J0023-2500_C_uva.fits ! Reading UV FITS file: .//J0023-2500_C_uva.fits ! AN table 1: 5 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0023-2500 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 240 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0023-2500_C] 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 0.300x0.300 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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000432Jy sigma=37.178534 ! Fit after self-cal, rms=0.988616Jy sigma=36.757969 ! 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=4.582 mas, bmaj=23.06 mas, bpa=25.57 degrees ! Estimated noise=2.15289 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00840588 Jy ! Component: 100 - total flux cleaned = 0.00779076 Jy ! Total flux subtracted in 100 components = 0.00779076 Jy ! Clean residual min=-0.001777 max=0.001797 Jy/beam ! Clean residual mean=-0.000007 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.00779076 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 36 components and 0.00779076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019269Jy sigma=0.650445 ! Fit after self-cal, rms=0.017192Jy sigma=0.569807 ! Inverting map ! Added new window around map position (-20.1, -32.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309017 Jy ! Component: 100 - total flux cleaned = 0.00145968 Jy ! Total flux subtracted in 100 components = 0.00145968 Jy ! Clean residual min=-0.002091 max=0.002286 Jy/beam ! Clean residual mean=-0.000002 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.00925044 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.00925044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.015636Jy sigma=0.520723 ! Fit after self-cal, rms=0.015478Jy sigma=0.516253 ! 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=4.694 mas, bmaj=20.09 mas, bpa=25.6 degrees ! Estimated noise=1.44768 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 = -0.00173542 Jy ! Component: 100 - total flux cleaned = -0.00256349 Jy ! Component: 150 - total flux cleaned = -0.00299249 Jy ! Component: 200 - total flux cleaned = -0.00319771 Jy ! Total flux subtracted in 200 components = -0.00319771 Jy ! Clean residual min=-0.001275 max=0.001360 Jy/beam ! Clean residual mean=-0.000012 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.00605273 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 102 components and 0.00605273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.015065Jy sigma=0.504368 ! Fit after self-cal, rms=0.014933Jy sigma=0.500843 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.694 x 20.09 at 25.6 degrees (North through East) ! Clean map min=-0.0041404 max=0.0058217 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* OV 0.00* PT 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* OV 0.00* PT 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.78 OV 0.90 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.87 OV 1.24 PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 1.30 OV 1.03 PT 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.96 FD 1.70 OV 2.15 PT 0.48 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.26 OV 0.67 PT 1.42 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.99 OV 0.93 PT 1.04 ! ! ! Fit before self-cal, rms=0.014933Jy sigma=0.500843 ! Fit after self-cal, rms=0.016217Jy sigma=0.468077 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.802 mas, bmaj=19.95 mas, bpa=25.83 degrees ! Estimated noise=1.42513 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 = 0.00046453 Jy ! Component: 100 - total flux cleaned = 0.000553782 Jy ! Component: 150 - total flux cleaned = 0.000608714 Jy ! Component: 200 - total flux cleaned = 0.000624828 Jy ! Total flux subtracted in 200 components = 0.000624828 Jy ! Clean residual min=-0.000978 max=0.000882 Jy/beam ! Clean residual mean=-0.000008 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.00667756 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 144 components and 0.00667756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016181Jy sigma=0.465112 ! Fit after self-cal, rms=0.017251Jy sigma=0.455905 ! Inverting map ! Added new window around map position (70.2, -19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246341 Jy ! Component: 100 - total flux cleaned = -0.000368703 Jy ! Component: 150 - total flux cleaned = -0.000606734 Jy ! Component: 200 - total flux cleaned = -0.000805633 Jy ! Total flux subtracted in 200 components = -0.000805633 Jy ! Clean residual min=-0.000659 max=0.000769 Jy/beam ! Clean residual mean=-0.000005 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.00587193 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 185 components and 0.00587193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017105Jy sigma=0.450947 ! Fit after self-cal, rms=0.017149Jy sigma=0.449585 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017149Jy sigma=0.449585 ! Fit after self-cal, rms=0.036621Jy sigma=0.445607 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.823 mas, bmaj=19.93 mas, bpa=25.82 degrees ! Estimated noise=1.41624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.97371e-05 Jy ! Component: 100 - total flux cleaned = -0.000295263 Jy ! Component: 150 - total flux cleaned = -0.000505165 Jy ! Component: 200 - total flux cleaned = -0.000715706 Jy ! Total flux subtracted in 200 components = -0.000715706 Jy ! Clean residual min=-0.000587 max=0.000678 Jy/beam ! Clean residual mean=-0.000004 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.00515622 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 226 components and 0.00515622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036575Jy sigma=0.443954 ! Fit after self-cal, rms=0.036741Jy sigma=0.443070 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 = -0.000260212 Jy ! Component: 100 - total flux cleaned = -0.000492191 Jy ! Component: 150 - total flux cleaned = -0.000637431 Jy ! Component: 200 - total flux cleaned = -0.000756637 Jy ! Total flux subtracted in 200 components = -0.000756637 Jy ! Clean residual min=-0.000626 max=0.000685 Jy/beam ! Clean residual mean=-0.000003 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.00439958 Jy ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 278 components and 0.00439958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036710Jy sigma=0.442720 ! Fit after self-cal, rms=0.036720Jy sigma=0.442317 ! Inverting map ! Added new window around map position (-70.5, 76.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206987 Jy ! Component: 100 - total flux cleaned = 0.000235289 Jy ! Component: 150 - total flux cleaned = 0.000320772 Jy ! Component: 200 - total flux cleaned = 0.000407825 Jy ! Total flux subtracted in 200 components = 0.000407825 Jy ! Clean residual min=-0.000521 max=0.000499 Jy/beam ! Clean residual mean=-0.000003 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.00480741 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 327 components and 0.00480741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036710Jy sigma=0.440772 ! Fit after self-cal, rms=0.036711Jy sigma=0.440303 ! Inverting map ! Added new window around map position (64.8, -55.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233295 Jy ! Component: 100 - total flux cleaned = 0.000402655 Jy ! Component: 150 - total flux cleaned = 0.000366922 Jy ! Component: 200 - total flux cleaned = 0.000284147 Jy ! Total flux subtracted in 200 components = 0.000284147 Jy ! Clean residual min=-0.000301 max=0.000357 Jy/beam ! Clean residual mean=-0.000002 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.00509155 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 366 components and 0.00509156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036703Jy sigma=0.439512 ! Fit after self-cal, rms=0.036707Jy sigma=0.439285 ! Inverting map ! Added new window around map position (-71.1, -76.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471699 Jy ! Component: 100 - total flux cleaned = 0.000646651 Jy ! Component: 150 - total flux cleaned = 0.000733182 Jy ! Component: 200 - total flux cleaned = 0.0007893 Jy ! Total flux subtracted in 200 components = 0.0007893 Jy ! Clean residual min=-0.000326 max=0.000252 Jy/beam ! Clean residual mean=-0.000001 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.00588086 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 402 components and 0.00588086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036712Jy sigma=0.438524 ! Fit after self-cal, rms=0.036718Jy sigma=0.438097 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00035458 Jy ! Component: 100 - total flux cleaned = 0.000565891 Jy ! Component: 150 - total flux cleaned = 0.000680498 Jy ! Component: 200 - total flux cleaned = 0.000730377 Jy ! Total flux subtracted in 200 components = 0.000730377 Jy ! Clean residual min=-0.000300 max=0.000230 Jy/beam ! Clean residual mean=0.000000 rms=0.000075 Jy/beam ! Combined flux in latest and established models = 0.00661123 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 439 components and 0.00661123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036707Jy sigma=0.437810 ! Fit after self-cal, rms=0.036715Jy sigma=0.437545 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036715Jy sigma=0.437545 ! Fit after self-cal, rms=0.057073Jy sigma=0.436024 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.821 mas, bmaj=19.89 mas, bpa=25.76 degrees ! Estimated noise=1.40705 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.05267e-05 Jy ! Component: 100 - total flux cleaned = 0.000143346 Jy ! Component: 150 - total flux cleaned = 0.000177264 Jy ! Component: 200 - total flux cleaned = 0.000243994 Jy ! Total flux subtracted in 200 components = 0.000243994 Jy ! Clean residual min=-0.000269 max=0.000276 Jy/beam ! Clean residual mean=0.000002 rms=0.000085 Jy/beam ! Combined flux in latest and established models = 0.00685523 Jy selfcal ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 497 components and 0.00685523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.057042Jy sigma=0.435593 ! Fit after self-cal, rms=0.057072Jy sigma=0.435288 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 = 0.000280023 Jy ! Component: 100 - total flux cleaned = 0.000536187 Jy ! Component: 150 - total flux cleaned = 0.000611591 Jy ! Component: 200 - total flux cleaned = 0.000710344 Jy ! Total flux subtracted in 200 components = 0.000710344 Jy ! Clean residual min=-0.000285 max=0.000232 Jy/beam ! Clean residual mean=0.000002 rms=0.000068 Jy/beam ! Combined flux in latest and established models = 0.00756557 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 542 components and 0.00756557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.057053Jy sigma=0.435115 ! Fit after self-cal, rms=0.057060Jy sigma=0.434944 ! Inverting map ! Added new window around map position (21, -76.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000229304 Jy ! Component: 100 - total flux cleaned = 0.000453579 Jy ! Component: 150 - total flux cleaned = 0.000561474 Jy ! Component: 200 - total flux cleaned = 0.000517589 Jy ! Total flux subtracted in 200 components = 0.000517589 Jy ! Clean residual min=-0.000273 max=0.000187 Jy/beam ! Clean residual mean=0.000002 rms=0.000064 Jy/beam ! Combined flux in latest and established models = 0.00808316 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 573 components and 0.00808316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.057048Jy sigma=0.434831 ! Fit after self-cal, rms=0.057057Jy sigma=0.434654 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.057057Jy sigma=0.434654 ! Fit after self-cal, rms=0.075633Jy sigma=0.434070 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.094 mas, bmaj=19.44 mas, bpa=25.62 degrees ! Estimated noise=1.41036 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.30108e-06 Jy ! Component: 100 - total flux cleaned = -7.84655e-05 Jy ! Component: 150 - total flux cleaned = -5.67143e-05 Jy ! Component: 200 - total flux cleaned = -5.63205e-05 Jy ! Total flux subtracted in 200 components = -5.63205e-05 Jy ! Clean residual min=-0.000234 max=0.000307 Jy/beam ! Clean residual mean=0.000003 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.00802684 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 612 components and 0.00802684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.075610Jy sigma=0.433825 ! Fit after self-cal, rms=0.075626Jy sigma=0.433673 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 = 0.000178328 Jy ! Component: 100 - total flux cleaned = 0.000366852 Jy ! Component: 150 - total flux cleaned = 0.000517277 Jy ! Component: 200 - total flux cleaned = 0.000586497 Jy ! Total flux subtracted in 200 components = 0.000586497 Jy ! Clean residual min=-0.000211 max=0.000176 Jy/beam ! Clean residual mean=0.000003 rms=0.000060 Jy/beam ! Combined flux in latest and established models = 0.00861334 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 639 components and 0.00861334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.075604Jy sigma=0.433650 ! Fit after self-cal, rms=0.075611Jy sigma=0.433495 ! 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=4.823 mas, bmaj=19.86 mas, bpa=25.73 degrees ! Estimated noise=1.40212 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.823 x 19.86 at 25.73 degrees (North through East) ! Clean map min=-0.003457 max=0.0057762 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.641 mas, bmaj=23.04 mas, bpa=25.86 degrees ! Estimated noise=2.07528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712109 Jy ! Component: 100 - total flux cleaned = 0.00490231 Jy ! Component: 150 - total flux cleaned = 0.00318408 Jy ! Component: 200 - total flux cleaned = 0.0022839 Jy ! Total flux subtracted in 200 components = 0.0022839 Jy ! Clean residual min=-0.002078 max=0.002241 Jy/beam ! Clean residual mean=-0.000002 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.0022839 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.0022839 Jy ! Inverting map and beam ! Estimated beam: bmin=4.823 mas, bmaj=19.86 mas, bpa=25.73 degrees ! Estimated noise=1.40212 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 = -0.000600177 Jy ! Component: 100 - total flux cleaned = -0.00139867 Jy ! Component: 150 - total flux cleaned = -0.00212109 Jy ! Component: 200 - total flux cleaned = -0.00273388 Jy ! Total flux subtracted in 200 components = -0.00273388 Jy ! Clean residual min=-0.001384 max=0.001386 Jy/beam ! Clean residual mean=-0.000002 rms=0.000460 Jy/beam ! Combined flux in latest and established models = -0.000449975 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 104 components and -0.000449975 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.094 mas, bmaj=19.44 mas, bpa=25.62 degrees ! Estimated noise=1.41036 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000830536 Jy ! Component: 100 - total flux cleaned = -0.00101013 Jy ! Component: 150 - total flux cleaned = -0.00113977 Jy ! Component: 200 - total flux cleaned = -0.0012329 Jy ! Total flux subtracted in 200 components = -0.0012329 Jy ! Clean residual min=-0.000686 max=0.000638 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = -0.00168288 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 = -0.000213062 Jy ! Component: 100 - total flux cleaned = -0.000368424 Jy ! Component: 150 - total flux cleaned = -0.000530377 Jy ! Component: 200 - total flux cleaned = -0.000699211 Jy ! Total flux subtracted in 200 components = -0.000699211 Jy ! Clean residual min=-0.000774 max=0.000806 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = -0.00238209 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 190 components and -0.00238209 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.823 mas, bmaj=19.86 mas, bpa=25.73 degrees ! Estimated noise=1.40212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.93462e-05 Jy ! Component: 100 - total flux cleaned = 8.97926e-05 Jy ! Component: 150 - total flux cleaned = 0.000295073 Jy ! Component: 200 - total flux cleaned = 0.000430519 Jy ! Total flux subtracted in 200 components = 0.000430519 Jy ! Clean residual min=-0.000387 max=0.000490 Jy/beam ! Clean residual mean=0.000002 rms=0.000146 Jy/beam ! Combined flux in latest and established models = -0.00195157 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 234 components and -0.00195157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.075672Jy sigma=0.435453 ! Fit after self-cal, rms=0.075687Jy sigma=0.434647 wmodel J0023-2500_C_map.mod ! Writing 234 model components to file: J0023-2500_C_map.mod wobs J0023-2500_C_uvs.fits ! Writing UV FITS file: J0023-2500_C_uvs.fits wwins J0023-2500_C_map.win ! wwins: Wrote 6 windows to J0023-2500_C_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 = -2.8598e-05 Jy ! Component: 100 - total flux cleaned = 2.64932e-05 Jy ! Component: 150 - total flux cleaned = 9.84607e-05 Jy ! Component: 200 - total flux cleaned = 0.000174531 Jy ! Component: 250 - total flux cleaned = 0.000227749 Jy ! Component: 300 - total flux cleaned = 0.00023605 Jy ! Component: 350 - total flux cleaned = 0.00023986 Jy ! Component: 400 - total flux cleaned = 0.000251156 Jy ! Component: 450 - total flux cleaned = 0.000265784 Jy ! Component: 500 - total flux cleaned = 0.000294078 Jy ! Component: 550 - total flux cleaned = 0.000325377 Jy ! Component: 600 - total flux cleaned = 0.000352732 Jy ! Component: 650 - total flux cleaned = 0.000362811 Jy ! Component: 700 - total flux cleaned = 0.00036953 Jy ! Component: 750 - total flux cleaned = 0.000349634 Jy ! Component: 800 - total flux cleaned = 0.000329676 Jy ! Component: 850 - total flux cleaned = 0.000312977 Jy ! Component: 900 - total flux cleaned = 0.000296174 Jy ! Component: 950 - total flux cleaned = 0.000279304 Jy ! Component: 1000 - total flux cleaned = 0.00026228 Jy ! Component: 1050 - total flux cleaned = 0.000245095 Jy ! Component: 1100 - total flux cleaned = 0.000231211 Jy ! Component: 1150 - total flux cleaned = 0.000213639 Jy ! Component: 1200 - total flux cleaned = 0.000192231 Jy ! Component: 1250 - total flux cleaned = 0.000174065 Jy ! Component: 1300 - total flux cleaned = 0.000151932 Jy ! Component: 1350 - total flux cleaned = 0.000129348 Jy ! Component: 1400 - total flux cleaned = 0.000106259 Jy ! Component: 1450 - total flux cleaned = 8.26743e-05 Jy ! Component: 1500 - total flux cleaned = 6.26375e-05 Jy ! Component: 1550 - total flux cleaned = 4.2171e-05 Jy ! Component: 1600 - total flux cleaned = 2.12663e-05 Jy ! Component: 1650 - total flux cleaned = -4.3759e-06 Jy ! Component: 1700 - total flux cleaned = -2.20168e-05 Jy ! Component: 1750 - total flux cleaned = -4.45217e-05 Jy ! Component: 1800 - total flux cleaned = -6.7682e-05 Jy ! Component: 1850 - total flux cleaned = -9.14416e-05 Jy ! Component: 1900 - total flux cleaned = -0.000111044 Jy ! Component: 1950 - total flux cleaned = -0.000136282 Jy ! Component: 2000 - total flux cleaned = -0.000157038 Jy ! Component: 2050 - total flux cleaned = -0.000178419 Jy ! Component: 2100 - total flux cleaned = -0.000206066 Jy ! Component: 2150 - total flux cleaned = -0.00024026 Jy ! Component: 2200 - total flux cleaned = -0.000269603 Jy ! Component: 2250 - total flux cleaned = -0.000293885 Jy ! Component: 2300 - total flux cleaned = -0.000318958 Jy ! Component: 2350 - total flux cleaned = -0.000351262 Jy ! Component: 2400 - total flux cleaned = -0.000384633 Jy ! Component: 2450 - total flux cleaned = -0.00041942 Jy ! Component: 2500 - total flux cleaned = -0.000441113 Jy ! Component: 2550 - total flux cleaned = -0.000478255 Jy ! Component: 2600 - total flux cleaned = -0.000516645 Jy ! Component: 2650 - total flux cleaned = -0.000548658 Jy ! Component: 2700 - total flux cleaned = -0.000573323 Jy ! Component: 2750 - total flux cleaned = -0.000615881 Jy ! Component: 2800 - total flux cleaned = -0.000642244 Jy ! Component: 2850 - total flux cleaned = -0.000678512 Jy ! Component: 2900 - total flux cleaned = -0.00072568 Jy ! Component: 2950 - total flux cleaned = -0.000755062 Jy ! Component: 3000 - total flux cleaned = -0.000795669 Jy ! Component: 3050 - total flux cleaned = -0.00082715 Jy ! Component: 3100 - total flux cleaned = -0.00088105 Jy ! Component: 3150 - total flux cleaned = -0.000948379 Jy ! Component: 3200 - total flux cleaned = -0.00100657 Jy ! Component: 3250 - total flux cleaned = -0.00105452 Jy ! Component: 3300 - total flux cleaned = -0.00110433 Jy ! Component: 3350 - total flux cleaned = -0.00115589 Jy ! Component: 3400 - total flux cleaned = -0.00118245 Jy ! Component: 3450 - total flux cleaned = -0.00120997 Jy ! Component: 3500 - total flux cleaned = -0.00122421 Jy ! Component: 3550 - total flux cleaned = -0.00125395 Jy ! Component: 3600 - total flux cleaned = -0.00128497 Jy ! Component: 3650 - total flux cleaned = -0.00130128 Jy ! Component: 3700 - total flux cleaned = -0.00131806 Jy ! Component: 3750 - total flux cleaned = -0.00135278 Jy ! Component: 3800 - total flux cleaned = -0.00137068 Jy ! Component: 3850 - total flux cleaned = -0.00138974 Jy ! Component: 3900 - total flux cleaned = -0.00140876 Jy ! Component: 3950 - total flux cleaned = -0.00144918 Jy ! Component: 4000 - total flux cleaned = -0.00144913 Jy ! Component: 4050 - total flux cleaned = -0.00149196 Jy ! Total flux subtracted in 4096 components = -0.00153698 Jy ! Clean residual min=-0.001213 max=0.001180 Jy/beam ! Clean residual mean=-0.000003 rms=0.000403 Jy/beam ! Combined flux in latest and established models = -0.00348855 Jy keep ! Adding 215 model components to the UV plane model. ! The established model now contains 445 components and -0.00348855 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0023-2500_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.823 x 19.86 at 25.73 degrees (North through East) ! Clean map min=-0.0037979 max=0.0096781 Jy/beam ! Writing clean map to FITS file: .//J0023-2500_C_map.fits wmodel .//J0023-2500_C_map.mod ! Writing 445 model components to file: .//J0023-2500_C_map.mod wobs .//J0023-2500_C_uvs.fits ! Writing UV FITS file: .//J0023-2500_C_uvs.fits wwins .//J0023-2500_C_map.win ! wwins: Wrote 7 windows to .//J0023-2500_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00967815 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000430947 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -13.3584 13.3584 26.7167 53.4335 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.009 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 22.457 quit ! Quitting program ! Log file .//J0023-2500_C_dfm.log closed on Sat Oct 20 23:30:43 2018