! Started logfile: /vlbi/uf001/uva//J1834-0301_X_dfm.log on Mon Jan 14 04:42:47 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1834-0301_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1834-0301_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.858642 visibilities/baseline/integration-bin. ! Found source: J1834-0301 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 33384 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1834-0301_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006094Jy sigma=22.731218 ! Fit after self-cal, rms=0.910770Jy sigma=20.573593 ! 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=0.6978 mas, bmaj=1.787 mas, bpa=-6.534 degrees ! Estimated noise=0.316415 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 = 0.0610643 Jy ! Component: 100 - total flux cleaned = 0.0814231 Jy ! Total flux subtracted in 100 components = 0.0814231 Jy ! Clean residual min=-0.006212 max=0.017757 Jy/beam ! Clean residual mean=-0.000000 rms=0.001625 Jy/beam ! Combined flux in latest and established models = 0.0814231 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0814231 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074122Jy sigma=1.607858 ! Fit after self-cal, rms=0.073761Jy sigma=1.599680 ! Inverting map ! Added new window around map position (1.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175988 Jy ! Component: 100 - total flux cleaned = 0.0287896 Jy ! Total flux subtracted in 100 components = 0.0287896 Jy ! Clean residual min=-0.004855 max=0.008248 Jy/beam ! Clean residual mean=0.000000 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.110213 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.110213 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065986Jy sigma=1.410735 ! Fit after self-cal, rms=0.065459Jy sigma=1.398344 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100096 Jy ! Component: 100 - total flux cleaned = 0.0172236 Jy ! Total flux subtracted in 100 components = 0.0172236 Jy ! Clean residual min=-0.003551 max=0.005913 Jy/beam ! Clean residual mean=0.000000 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.127436 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 39 components and 0.127436 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062177Jy sigma=1.317021 ! Fit after self-cal, rms=0.062064Jy sigma=1.314310 ! Inverting map ! Added new window around map position (3, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00693639 Jy ! Component: 100 - total flux cleaned = 0.0121627 Jy ! Total flux subtracted in 100 components = 0.0121627 Jy ! Clean residual min=-0.002847 max=0.003695 Jy/beam ! Clean residual mean=0.000000 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.139599 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 54 components and 0.139599 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060427Jy sigma=1.273601 ! Fit after self-cal, rms=0.060372Jy sigma=1.272074 ! 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=0.8894 mas, bmaj=2.169 mas, bpa=-7.551 degrees ! Estimated noise=0.173831 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 = 0.00933146 Jy ! Component: 100 - total flux cleaned = 0.015562 Jy ! Component: 150 - total flux cleaned = 0.0200831 Jy ! Component: 200 - total flux cleaned = 0.0234847 Jy ! Total flux subtracted in 200 components = 0.0234847 Jy ! Clean residual min=-0.002680 max=0.003621 Jy/beam ! Clean residual mean=0.000001 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.163084 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 96 components and 0.163084 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058630Jy sigma=1.228655 ! Fit after self-cal, rms=0.058567Jy sigma=1.226804 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8894 x 2.169 at -7.551 degrees (North through East) ! Clean map min=-0.0021013 max=0.084981 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.00 KP 0.96 ! LA 1.00 MK 1.09 NL 1.11 OV 0.92 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.01 KP 0.99 ! LA 0.99 MK 1.09 NL 1.10 OV 0.91 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.98 KP 0.97 ! LA 1.00 MK 1.07 NL 1.12 OV 0.92 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.00 KP 1.00 ! LA 1.01 MK 1.05 NL 1.10 OV 0.92 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.01 KP 0.99 ! LA 0.99 MK 1.00 NL 1.12 OV 0.91 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.04 KP 1.00 ! LA 1.00 MK 1.03 NL 1.11 OV 0.91 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.99 KP 0.97 ! LA 1.01 MK 1.02 NL 1.12 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.97 KP 1.01 ! LA 1.02 MK 1.05 NL 1.10 OV 0.93 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 0.97 ! LA 1.01 MK 0.99 NL 1.12 OV 0.91 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.93 KP 1.00 ! LA 1.04 MK 1.02 NL 1.16 OV 0.90 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.99 KP 1.00 ! LA 1.00 MK 0.95 NL 1.11 OV 0.92 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 1.01 KP 0.92 ! LA 1.00 MK 0.98 NL 1.10 OV 0.89 ! PT 0.93 SC 1.01 ! ! ! Fit before self-cal, rms=0.058567Jy sigma=1.226804 ! Fit after self-cal, rms=0.057203Jy sigma=1.209907 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8977 mas, bmaj=2.186 mas, bpa=-7.126 degrees ! Estimated noise=0.172533 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 = 0.00224583 Jy ! Component: 100 - total flux cleaned = 0.00269294 Jy ! Component: 150 - total flux cleaned = 0.00277045 Jy ! Component: 200 - total flux cleaned = 0.00280403 Jy ! Total flux subtracted in 200 components = 0.00280403 Jy ! Clean residual min=-0.001191 max=0.001465 Jy/beam ! Clean residual mean=-0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.165888 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 115 components and 0.165888 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057112Jy sigma=1.207491 ! Fit after self-cal, rms=0.057138Jy sigma=1.206955 ! Inverting map ! Added new window around map position (5, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133649 Jy ! Component: 100 - total flux cleaned = 0.00181011 Jy ! Component: 150 - total flux cleaned = 0.00194659 Jy ! Component: 200 - total flux cleaned = 0.00201751 Jy ! Total flux subtracted in 200 components = 0.00201751 Jy ! Clean residual min=-0.001143 max=0.001106 Jy/beam ! Clean residual mean=-0.000002 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.167905 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 0.167905 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057100Jy sigma=1.206003 ! Fit after self-cal, rms=0.057100Jy sigma=1.205955 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057100Jy sigma=1.205955 ! Fit after self-cal, rms=0.056980Jy sigma=1.202651 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8971 mas, bmaj=2.185 mas, bpa=-7.063 degrees ! Estimated noise=0.172419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00069637 Jy ! Component: 100 - total flux cleaned = 0.000848537 Jy ! Component: 150 - total flux cleaned = 0.000924065 Jy ! Component: 200 - total flux cleaned = 0.000957477 Jy ! Total flux subtracted in 200 components = 0.000957477 Jy ! Clean residual min=-0.000921 max=0.000848 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.168863 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.168863 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056965Jy sigma=1.202319 ! Fit after self-cal, rms=0.056970Jy sigma=1.202246 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 = 0.000247262 Jy ! Component: 100 - total flux cleaned = 0.000277349 Jy ! Component: 150 - total flux cleaned = 0.000291435 Jy ! Component: 200 - total flux cleaned = 0.000317072 Jy ! Total flux subtracted in 200 components = 0.000317072 Jy ! Clean residual min=-0.000922 max=0.000831 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.16918 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 152 components and 0.16918 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056963Jy sigma=1.202093 ! Fit after self-cal, rms=0.056962Jy sigma=1.202083 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056962Jy sigma=1.202083 ! Fit after self-cal, rms=0.056948Jy sigma=1.202016 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8969 mas, bmaj=2.185 mas, bpa=-7.034 degrees ! Estimated noise=0.17236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000301602 Jy ! Component: 100 - total flux cleaned = 0.000346316 Jy ! Component: 150 - total flux cleaned = 0.000359407 Jy ! Component: 200 - total flux cleaned = 0.00035908 Jy ! Total flux subtracted in 200 components = 0.00035908 Jy ! Clean residual min=-0.000849 max=0.000799 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.169539 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 153 components and 0.169539 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056941Jy sigma=1.201873 ! Fit after self-cal, rms=0.056942Jy sigma=1.201861 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 = 0.000104024 Jy ! Component: 100 - total flux cleaned = 0.000103943 Jy ! Component: 150 - total flux cleaned = 9.41071e-05 Jy ! Component: 200 - total flux cleaned = 8.51311e-05 Jy ! Total flux subtracted in 200 components = 8.51311e-05 Jy ! Clean residual min=-0.000855 max=0.000788 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.169624 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 157 components and 0.169624 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056939Jy sigma=1.201778 ! Fit after self-cal, rms=0.056938Jy sigma=1.201775 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056938Jy sigma=1.201775 ! Fit after self-cal, rms=0.056880Jy sigma=1.201748 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.131 mas, bmaj=3.586 mas, bpa=1.031 degrees ! Estimated noise=0.214543 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000354699 Jy ! Component: 100 - total flux cleaned = 0.000421335 Jy ! Component: 150 - total flux cleaned = 0.000460806 Jy ! Component: 200 - total flux cleaned = 0.000488728 Jy ! Total flux subtracted in 200 components = 0.000488728 Jy ! Clean residual min=-0.000770 max=0.000710 Jy/beam ! Clean residual mean=-0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.170113 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 166 components and 0.170113 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056879Jy sigma=1.201698 ! Fit after self-cal, rms=0.056879Jy sigma=1.201691 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 = 8.11552e-05 Jy ! Component: 100 - total flux cleaned = 0.000106259 Jy ! Component: 150 - total flux cleaned = 0.000117027 Jy ! Component: 200 - total flux cleaned = 0.000126387 Jy ! Total flux subtracted in 200 components = 0.000126387 Jy ! Clean residual min=-0.000786 max=0.000723 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.170239 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 170 components and 0.170239 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056879Jy sigma=1.201675 ! Fit after self-cal, rms=0.056879Jy sigma=1.201675 ! 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=0.8964 mas, bmaj=2.184 mas, bpa=-7.019 degrees ! Estimated noise=0.172248 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8964 x 2.184 at -7.019 degrees (North through East) ! Clean map min=-0.00077578 max=0.083295 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=0.7016 mas, bmaj=1.791 mas, bpa=-5.831 degrees ! Estimated noise=0.316297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0608428 Jy ! Component: 100 - total flux cleaned = 0.0849168 Jy ! Component: 150 - total flux cleaned = 0.101202 Jy ! Component: 200 - total flux cleaned = 0.113169 Jy ! Total flux subtracted in 200 components = 0.113169 Jy ! Clean residual min=-0.003208 max=0.006983 Jy/beam ! Clean residual mean=-0.000000 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.113169 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.113169 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8964 mas, bmaj=2.184 mas, bpa=-7.019 degrees ! Estimated noise=0.172248 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 = 0.0166326 Jy ! Component: 100 - total flux cleaned = 0.0274497 Jy ! Component: 150 - total flux cleaned = 0.0349344 Jy ! Component: 200 - total flux cleaned = 0.0402654 Jy ! Total flux subtracted in 200 components = 0.0402654 Jy ! Clean residual min=-0.001559 max=0.003032 Jy/beam ! Clean residual mean=-0.000000 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.153434 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 60 components and 0.153434 Jy ! Inverting map ! Added new window around map position (0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384978 Jy ! Component: 100 - total flux cleaned = 0.00662774 Jy ! Component: 150 - total flux cleaned = 0.00867971 Jy ! Component: 200 - total flux cleaned = 0.0102713 Jy ! Total flux subtracted in 200 components = 0.0102713 Jy ! Clean residual min=-0.000977 max=0.001078 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.163705 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 89 components and 0.163705 Jy ! Inverting map ! Added new window around map position (10.6, -10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127572 Jy ! Component: 100 - total flux cleaned = 0.00229791 Jy ! Component: 150 - total flux cleaned = 0.00314471 Jy ! Component: 200 - total flux cleaned = 0.00385191 Jy ! Total flux subtracted in 200 components = 0.00385191 Jy ! Clean residual min=-0.000873 max=0.000876 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.167557 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 114 components and 0.167557 Jy ! Inverting map ! Added new window around map position (17, 35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000492616 Jy ! Component: 100 - total flux cleaned = 0.000726482 Jy ! Component: 150 - total flux cleaned = 0.000937401 Jy ! Component: 200 - total flux cleaned = 0.00113006 Jy ! Total flux subtracted in 200 components = 0.00113006 Jy ! Clean residual min=-0.000837 max=0.000849 Jy/beam ! Clean residual mean=-0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.168687 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 132 components and 0.168687 Jy ! Inverting map ! Added new window around map position (-49.4, -47.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283576 Jy ! Component: 100 - total flux cleaned = 0.000357356 Jy ! Component: 150 - total flux cleaned = 0.000478808 Jy ! Component: 200 - total flux cleaned = 0.000575772 Jy ! Total flux subtracted in 200 components = 0.000575772 Jy ! Clean residual min=-0.000820 max=0.000762 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.169263 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 149 components and 0.169263 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=2.131 mas, bmaj=3.586 mas, bpa=1.031 degrees ! Estimated noise=0.214543 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000522935 Jy ! Component: 100 - total flux cleaned = 0.000708217 Jy ! Component: 150 - total flux cleaned = 0.000887343 Jy ! Component: 200 - total flux cleaned = 0.000991531 Jy ! Total flux subtracted in 200 components = 0.000991531 Jy ! Clean residual min=-0.000713 max=0.000714 Jy/beam ! Clean residual mean=-0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.170255 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 = 6.61586e-05 Jy ! Component: 100 - total flux cleaned = 9.29511e-05 Jy ! Component: 150 - total flux cleaned = 0.000118479 Jy ! Component: 200 - total flux cleaned = 0.000151401 Jy ! Total flux subtracted in 200 components = 0.000151401 Jy ! Clean residual min=-0.000702 max=0.000705 Jy/beam ! Clean residual mean=-0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.170406 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 192 components and 0.170406 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8964 mas, bmaj=2.184 mas, bpa=-7.019 degrees ! Estimated noise=0.172248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190969 Jy ! Component: 100 - total flux cleaned = -0.000177702 Jy ! Component: 150 - total flux cleaned = -0.00017826 Jy ! Component: 200 - total flux cleaned = -0.000166218 Jy ! Total flux subtracted in 200 components = -0.000166218 Jy ! Clean residual min=-0.000812 max=0.000767 Jy/beam ! Clean residual mean=-0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.17024 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 208 components and 0.17024 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056849Jy sigma=1.201137 ! Fit after self-cal, rms=0.056842Jy sigma=1.201028 wmodel J1834-0301_X_map.mod ! Writing 208 model components to file: J1834-0301_X_map.mod wobs J1834-0301_X_uvs.fits ! Writing UV FITS file: J1834-0301_X_uvs.fits wwins J1834-0301_X_map.win ! wwins: Wrote 8 windows to J1834-0301_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 = -0.000180915 Jy ! Component: 100 - total flux cleaned = -0.000113654 Jy ! Component: 150 - total flux cleaned = -8.77432e-05 Jy ! Component: 200 - total flux cleaned = -7.49901e-05 Jy ! Component: 250 - total flux cleaned = -6.27578e-05 Jy ! Component: 300 - total flux cleaned = -5.08248e-05 Jy ! Component: 350 - total flux cleaned = -6.24138e-05 Jy ! Component: 400 - total flux cleaned = -3.95529e-05 Jy ! Component: 450 - total flux cleaned = -5.08896e-05 Jy ! Component: 500 - total flux cleaned = -8.40192e-05 Jy ! Component: 550 - total flux cleaned = -8.40828e-05 Jy ! Component: 600 - total flux cleaned = -9.51373e-05 Jy ! Component: 650 - total flux cleaned = -0.000147914 Jy ! Component: 700 - total flux cleaned = -0.000147664 Jy ! Component: 750 - total flux cleaned = -0.000158137 Jy ! Component: 800 - total flux cleaned = -0.000198909 Jy ! Component: 850 - total flux cleaned = -0.000238991 Jy ! Component: 900 - total flux cleaned = -0.000258857 Jy ! Component: 950 - total flux cleaned = -0.00027864 Jy ! Component: 1000 - total flux cleaned = -0.000307966 Jy ! Component: 1050 - total flux cleaned = -0.000327252 Jy ! Component: 1100 - total flux cleaned = -0.00033679 Jy ! Component: 1150 - total flux cleaned = -0.000355818 Jy ! Component: 1200 - total flux cleaned = -0.000402689 Jy ! Component: 1250 - total flux cleaned = -0.000458256 Jy ! Component: 1300 - total flux cleaned = -0.000467323 Jy ! Component: 1350 - total flux cleaned = -0.000503628 Jy ! Component: 1400 - total flux cleaned = -0.000539542 Jy ! Component: 1450 - total flux cleaned = -0.00054841 Jy ! Component: 1500 - total flux cleaned = -0.000565999 Jy ! Component: 1550 - total flux cleaned = -0.000601089 Jy ! Component: 1600 - total flux cleaned = -0.000601124 Jy ! Component: 1650 - total flux cleaned = -0.000652795 Jy ! Component: 1700 - total flux cleaned = -0.000678471 Jy ! Component: 1750 - total flux cleaned = -0.000661588 Jy ! Component: 1800 - total flux cleaned = -0.000703674 Jy ! Component: 1850 - total flux cleaned = -0.000712031 Jy ! Component: 1900 - total flux cleaned = -0.000753448 Jy ! Component: 1950 - total flux cleaned = -0.000737013 Jy ! Component: 2000 - total flux cleaned = -0.000769665 Jy ! Component: 2050 - total flux cleaned = -0.000785776 Jy ! Component: 2100 - total flux cleaned = -0.000777765 Jy ! Component: 2150 - total flux cleaned = -0.000769917 Jy ! Component: 2200 - total flux cleaned = -0.000793642 Jy ! Component: 2250 - total flux cleaned = -0.000785713 Jy ! Component: 2300 - total flux cleaned = -0.000793473 Jy ! Component: 2350 - total flux cleaned = -0.000739189 Jy ! Component: 2400 - total flux cleaned = -0.000762314 Jy ! Component: 2450 - total flux cleaned = -0.000731771 Jy ! Component: 2500 - total flux cleaned = -0.000731794 Jy ! Component: 2550 - total flux cleaned = -0.000701558 Jy ! Component: 2600 - total flux cleaned = -0.000724124 Jy ! Component: 2650 - total flux cleaned = -0.000709214 Jy ! Component: 2700 - total flux cleaned = -0.000694463 Jy ! Component: 2750 - total flux cleaned = -0.000694383 Jy ! Component: 2800 - total flux cleaned = -0.000701674 Jy ! Component: 2850 - total flux cleaned = -0.000672546 Jy ! Component: 2900 - total flux cleaned = -0.000665326 Jy ! Component: 2950 - total flux cleaned = -0.000658072 Jy ! Component: 3000 - total flux cleaned = -0.000658124 Jy ! Component: 3050 - total flux cleaned = -0.000651086 Jy ! Component: 3100 - total flux cleaned = -0.0006511 Jy ! Component: 3150 - total flux cleaned = -0.000644084 Jy ! Component: 3200 - total flux cleaned = -0.000637125 Jy ! Component: 3250 - total flux cleaned = -0.000644152 Jy ! Component: 3300 - total flux cleaned = -0.000616392 Jy ! Component: 3350 - total flux cleaned = -0.000623235 Jy ! Component: 3400 - total flux cleaned = -0.000616394 Jy ! Component: 3450 - total flux cleaned = -0.00060957 Jy ! Component: 3500 - total flux cleaned = -0.000623189 Jy ! Component: 3550 - total flux cleaned = -0.000629946 Jy ! Component: 3600 - total flux cleaned = -0.000643269 Jy ! Component: 3650 - total flux cleaned = -0.000629925 Jy ! Component: 3700 - total flux cleaned = -0.000629936 Jy ! Component: 3750 - total flux cleaned = -0.000629939 Jy ! Component: 3800 - total flux cleaned = -0.000623297 Jy ! Component: 3850 - total flux cleaned = -0.00061024 Jy ! Component: 3900 - total flux cleaned = -0.000649193 Jy ! Component: 3950 - total flux cleaned = -0.00061684 Jy ! Component: 4000 - total flux cleaned = -0.000623225 Jy ! Component: 4050 - total flux cleaned = -0.00060396 Jy ! Total flux subtracted in 4096 components = -0.000597636 Jy ! Clean residual min=-0.000491 max=0.000363 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.169642 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 497 components and 0.169642 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1834-0301_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8964 x 2.184 at -7.019 degrees (North through East) ! Clean map min=-0.0006582 max=0.083347 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1834-0301_X_map.fits wmodel /vlbi/uf001/uva//J1834-0301_X_map.mod ! Writing 497 model components to file: /vlbi/uf001/uva//J1834-0301_X_map.mod wobs /vlbi/uf001/uva//J1834-0301_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1834-0301_X_uvs.fits wwins /vlbi/uf001/uva//J1834-0301_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1834-0301_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0833467 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108735 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.391383 0.391383 0.782767 1.56553 3.13107 6.26214 12.5243 25.0485 50.0971 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.083 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 766.511 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1834-0301_X_dfm.log closed on Mon Jan 14 04:42:54 2019