! Started logfile: /vlbi/uf001/uva//J2120+4434_X_a_dfm.log on Mon Jan 14 05:49:25 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//J2120+4434_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2120+4434_X_a_uva.fits ! AN table 1: 109 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.716871 visibilities/baseline/integration-bin. ! Found source: J2120+4434 ! ! 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 121 lines of history. ! ! Reading 33756 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 J2120+4434_X_a] 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 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 153 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.016084Jy sigma=19.538582 ! Fit after self-cal, rms=0.895232Jy sigma=17.183545 ! 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=0.7208 mas, bmaj=0.8871 mas, bpa=-8.499 degrees ! Estimated noise=0.414898 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 = 0.067082 Jy ! Component: 100 - total flux cleaned = 0.103658 Jy ! Total flux subtracted in 100 components = 0.103658 Jy ! Clean residual min=-0.011175 max=0.027346 Jy/beam ! Clean residual mean=0.000138 rms=0.003365 Jy/beam ! Combined flux in latest and established models = 0.103658 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.103658 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=0.121405Jy sigma=2.306191 ! Fit after self-cal, rms=0.120228Jy sigma=2.287428 ! Inverting map ! Added new window around map position (-1, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0290313 Jy ! Component: 100 - total flux cleaned = 0.0490863 Jy ! Total flux subtracted in 100 components = 0.0490863 Jy ! Clean residual min=-0.008962 max=0.022431 Jy/beam ! Clean residual mean=0.000123 rms=0.002648 Jy/beam ! Combined flux in latest and established models = 0.152744 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.152744 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=0.105634Jy sigma=1.972121 ! Fit after self-cal, rms=0.104943Jy sigma=1.958717 ! Inverting map ! Added new window around map position (1.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201749 Jy ! Component: 100 - total flux cleaned = 0.0342135 Jy ! Total flux subtracted in 100 components = 0.0342135 Jy ! Clean residual min=-0.007768 max=0.009212 Jy/beam ! Clean residual mean=0.000113 rms=0.002214 Jy/beam ! Combined flux in latest and established models = 0.186958 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 50 components and 0.186958 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=0.097016Jy sigma=1.784827 ! Fit after self-cal, rms=0.096833Jy sigma=1.781971 ! 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=0.9333 mas, bmaj=1.133 mas, bpa=-5.968 degrees ! Estimated noise=0.205313 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 = 0.0268201 Jy ! Component: 100 - total flux cleaned = 0.04621 Jy ! Component: 150 - total flux cleaned = 0.0613473 Jy ! Component: 200 - total flux cleaned = 0.0734547 Jy ! Total flux subtracted in 200 components = 0.0734547 Jy ! Clean residual min=-0.012487 max=0.013505 Jy/beam ! Clean residual mean=0.000218 rms=0.003429 Jy/beam ! Combined flux in latest and established models = 0.260412 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 93 components and 0.260412 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=0.087404Jy sigma=1.548539 ! Fit after self-cal, rms=0.087275Jy sigma=1.545837 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9333 x 1.133 at -5.968 degrees (North through East) ! Clean map min=-0.012243 max=0.092958 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.11 LA 0.72 ! MK 1.40 NL 1.16 OV 0.94 PT 0.95 ! SC 1.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.09 LA 0.72 ! MK 1.31 NL 1.13 OV 0.95 PT 0.93 ! SC 1.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 1.08 LA 0.73 ! MK 1.41 NL 1.13 OV 0.95 PT 0.92 ! SC 1.77 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.08 LA 0.73 ! MK 1.44 NL 1.14 OV 0.94 PT 0.92 ! SC 1.75 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.09 LA 0.71 ! MK 1.24 NL 1.13 OV 0.94 PT 0.91 ! SC 1.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.07 LA 0.71 ! MK 1.37 NL 1.15 OV 0.94 PT 0.92 ! SC 1.78 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 1.05 LA 0.71 ! MK 1.15 NL 1.11 OV 0.96 PT 0.92 ! SC 1.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.05 LA 0.71 ! MK 1.16 NL 1.10 OV 0.93 PT 0.91 ! SC 1.76 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.02 LA 0.71 ! MK 1.18 NL 1.13 OV 0.93 PT 0.92 ! SC 1.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.05 LA 0.72 ! MK 1.17 NL 1.08 OV 0.94 PT 0.92 ! SC 1.72 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.00 LA 0.69 ! MK 1.03 NL 1.10 OV 0.93 PT 0.94 ! SC 1.81 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.99 LA 0.72 ! MK 1.03 NL 1.08 OV 0.93 PT 0.91 ! SC 1.68 ! ! ! Fit before self-cal, rms=0.087275Jy sigma=1.545837 ! Fit after self-cal, rms=0.094817Jy sigma=1.340349 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=1.266 mas, bpa=-14.83 degrees ! Estimated noise=0.22403 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 = -0.00315626 Jy ! Component: 100 - total flux cleaned = -0.00374225 Jy ! Component: 150 - total flux cleaned = -0.00401351 Jy ! Component: 200 - total flux cleaned = -0.00424645 Jy ! Total flux subtracted in 200 components = -0.00424645 Jy ! Clean residual min=-0.006965 max=0.007224 Jy/beam ! Clean residual mean=0.000149 rms=0.002035 Jy/beam ! Combined flux in latest and established models = 0.256166 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 96 components and 0.256166 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=0.094728Jy sigma=1.337435 ! Fit after self-cal, rms=0.095160Jy sigma=1.334679 ! 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=0.095160Jy sigma=1.334679 ! Fit after self-cal, rms=0.094111Jy sigma=1.253218 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9682 mas, bmaj=1.222 mas, bpa=-3.567 degrees ! Estimated noise=0.208196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116778 Jy ! Component: 100 - total flux cleaned = 0.00145389 Jy ! Component: 150 - total flux cleaned = 0.00163186 Jy ! Component: 200 - total flux cleaned = 0.00173128 Jy ! Total flux subtracted in 200 components = 0.00173128 Jy ! Clean residual min=-0.002143 max=0.003089 Jy/beam ! Clean residual mean=-0.000009 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.257897 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.257897 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=0.094073Jy sigma=1.252488 ! Fit after self-cal, rms=0.094205Jy sigma=1.251619 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 (-20.8, -24.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243154 Jy ! Component: 100 - total flux cleaned = 0.00310018 Jy ! Component: 150 - total flux cleaned = 0.00352987 Jy ! Component: 200 - total flux cleaned = 0.0036044 Jy ! Total flux subtracted in 200 components = 0.0036044 Jy ! Clean residual min=-0.002187 max=0.002818 Jy/beam ! Clean residual mean=-0.000002 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.261501 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.261501 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=0.094079Jy sigma=1.249624 ! Fit after self-cal, rms=0.094082Jy sigma=1.249340 ! Inverting map ! Added new window around map position (-5.2, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263488 Jy ! Component: 100 - total flux cleaned = 0.00318296 Jy ! Component: 150 - total flux cleaned = 0.00346906 Jy ! Component: 200 - total flux cleaned = 0.00375721 Jy ! Total flux subtracted in 200 components = 0.00375721 Jy ! Clean residual min=-0.002120 max=0.002612 Jy/beam ! Clean residual mean=-0.000003 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.265259 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 130 components and 0.265259 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=0.093979Jy sigma=1.247349 ! Fit after self-cal, rms=0.093989Jy sigma=1.246849 ! Inverting map ! Added new window around map position (2, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207421 Jy ! Component: 100 - total flux cleaned = 0.00255937 Jy ! Component: 150 - total flux cleaned = 0.00287394 Jy ! Component: 200 - total flux cleaned = 0.00318654 Jy ! Total flux subtracted in 200 components = 0.00318654 Jy ! Clean residual min=-0.002018 max=0.002429 Jy/beam ! Clean residual mean=-0.000008 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.268445 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 147 components and 0.268445 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=0.093892Jy sigma=1.245515 ! Fit after self-cal, rms=0.093880Jy sigma=1.245097 ! 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=0.093880Jy sigma=1.245097 ! Fit after self-cal, rms=0.093169Jy sigma=1.243724 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9634 mas, bmaj=1.221 mas, bpa=-3.471 degrees ! Estimated noise=0.207229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165494 Jy ! Component: 100 - total flux cleaned = 0.00258993 Jy ! Component: 150 - total flux cleaned = 0.00320676 Jy ! Component: 200 - total flux cleaned = 0.00349521 Jy ! Total flux subtracted in 200 components = 0.00349521 Jy ! Clean residual min=-0.001645 max=0.001985 Jy/beam ! Clean residual mean=-0.000007 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.27194 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 157 components and 0.27194 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=0.093116Jy sigma=1.242735 ! Fit after self-cal, rms=0.093106Jy sigma=1.242550 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 = 0.000925599 Jy ! Component: 100 - total flux cleaned = 0.00144385 Jy ! Component: 150 - total flux cleaned = 0.00156782 Jy ! Component: 200 - total flux cleaned = 0.00174115 Jy ! Total flux subtracted in 200 components = 0.00174115 Jy ! Clean residual min=-0.001610 max=0.001981 Jy/beam ! Clean residual mean=-0.000007 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.273682 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 161 components and 0.273682 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=0.093079Jy sigma=1.242079 ! Fit after self-cal, rms=0.093079Jy sigma=1.242018 ! Inverting map ! Added new window around map position (-17.4, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184049 Jy ! Component: 100 - total flux cleaned = 0.00271892 Jy ! Component: 150 - total flux cleaned = 0.00334536 Jy ! Component: 200 - total flux cleaned = 0.00390824 Jy ! Total flux subtracted in 200 components = 0.00390824 Jy ! Clean residual min=-0.001563 max=0.001971 Jy/beam ! Clean residual mean=-0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.27759 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 174 components and 0.27759 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=0.093038Jy sigma=1.240881 ! Fit after self-cal, rms=0.093034Jy sigma=1.240787 ! Inverting map ! Added new window around map position (-25.4, -24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132954 Jy ! Component: 100 - total flux cleaned = 0.00194334 Jy ! Component: 150 - total flux cleaned = 0.00240408 Jy ! Component: 200 - total flux cleaned = 0.00288333 Jy ! Total flux subtracted in 200 components = 0.00288333 Jy ! Clean residual min=-0.001582 max=0.001725 Jy/beam ! Clean residual mean=0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.280473 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 193 components and 0.280473 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=0.092990Jy sigma=1.239978 ! Fit after self-cal, rms=0.092985Jy sigma=1.239856 ! 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=0.092985Jy sigma=1.239856 ! Fit after self-cal, rms=0.093588Jy sigma=1.239531 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=2.234 mas, bpa=50.14 degrees ! Estimated noise=0.261032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162473 Jy ! Component: 100 - total flux cleaned = 0.00243038 Jy ! Component: 150 - total flux cleaned = 0.00298632 Jy ! Component: 200 - total flux cleaned = 0.00346846 Jy ! Total flux subtracted in 200 components = 0.00346846 Jy ! Clean residual min=-0.001670 max=0.002069 Jy/beam ! Clean residual mean=-0.000006 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.283941 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 210 components and 0.283941 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=0.093568Jy sigma=1.239127 ! Fit after self-cal, rms=0.093583Jy sigma=1.239009 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 = 0.000604274 Jy ! Component: 100 - total flux cleaned = 0.00095114 Jy ! Component: 150 - total flux cleaned = 0.00110536 Jy ! Component: 200 - total flux cleaned = 0.00122199 Jy ! Total flux subtracted in 200 components = 0.00122199 Jy ! Clean residual min=-0.001610 max=0.001934 Jy/beam ! Clean residual mean=-0.000004 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.285163 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 220 components and 0.285163 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=0.093576Jy sigma=1.238901 ! Fit after self-cal, rms=0.093583Jy sigma=1.238865 ! 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=0.9625 mas, bmaj=1.221 mas, bpa=-3.376 degrees ! Estimated noise=0.207566 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9625 x 1.221 at -3.376 degrees (North through East) ! Clean map min=-0.0017609 max=0.091618 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=0.7446 mas, bmaj=0.9498 mas, bpa=-5.534 degrees ! Estimated noise=0.450538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0719777 Jy ! Component: 100 - total flux cleaned = 0.113763 Jy ! Component: 150 - total flux cleaned = 0.142576 Jy ! Component: 200 - total flux cleaned = 0.163539 Jy ! Total flux subtracted in 200 components = 0.163539 Jy ! Clean residual min=-0.006398 max=0.011883 Jy/beam ! Clean residual mean=0.000064 rms=0.001896 Jy/beam ! Combined flux in latest and established models = 0.163539 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.163539 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9625 mas, bmaj=1.221 mas, bpa=-3.376 degrees ! Estimated noise=0.207566 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 = 0.0282136 Jy ! Component: 100 - total flux cleaned = 0.0461818 Jy ! Component: 150 - total flux cleaned = 0.0586756 Jy ! Component: 200 - total flux cleaned = 0.0678417 Jy ! Total flux subtracted in 200 components = 0.0678417 Jy ! Clean residual min=-0.004505 max=0.006762 Jy/beam ! Clean residual mean=0.000028 rms=0.001319 Jy/beam ! Combined flux in latest and established models = 0.231381 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 70 components and 0.231381 Jy ! Inverting map ! Added new window around map position (0.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00760806 Jy ! Component: 100 - total flux cleaned = 0.0136927 Jy ! Component: 150 - total flux cleaned = 0.018838 Jy ! Component: 200 - total flux cleaned = 0.0232262 Jy ! Total flux subtracted in 200 components = 0.0232262 Jy ! Clean residual min=-0.002936 max=0.004165 Jy/beam ! Clean residual mean=0.000004 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.254607 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 97 components and 0.254607 Jy ! Inverting map ! Added new window around map position (0.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00434973 Jy ! Component: 100 - total flux cleaned = 0.00766803 Jy ! Component: 150 - total flux cleaned = 0.0105468 Jy ! Component: 200 - total flux cleaned = 0.0131011 Jy ! Total flux subtracted in 200 components = 0.0131011 Jy ! Clean residual min=-0.002213 max=0.002364 Jy/beam ! Clean residual mean=-0.000005 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.267708 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 128 components and 0.267708 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=2.178 mas, bmaj=2.234 mas, bpa=50.14 degrees ! Estimated noise=0.261032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375691 Jy ! Component: 100 - total flux cleaned = 0.00663296 Jy ! Component: 150 - total flux cleaned = 0.00843498 Jy ! Component: 200 - total flux cleaned = 0.00974107 Jy ! Total flux subtracted in 200 components = 0.00974107 Jy ! Clean residual min=-0.002080 max=0.002264 Jy/beam ! Clean residual mean=-0.000014 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.277449 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 = 0.00100017 Jy ! Component: 100 - total flux cleaned = 0.00170423 Jy ! Component: 150 - total flux cleaned = 0.00228551 Jy ! Component: 200 - total flux cleaned = 0.00276331 Jy ! Total flux subtracted in 200 components = 0.00276331 Jy ! Clean residual min=-0.001788 max=0.002091 Jy/beam ! Clean residual mean=-0.000011 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.280212 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 180 components and 0.280212 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9625 mas, bmaj=1.221 mas, bpa=-3.376 degrees ! Estimated noise=0.207566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000453001 Jy ! Component: 100 - total flux cleaned = 0.000862826 Jy ! Component: 150 - total flux cleaned = 0.00114468 Jy ! Component: 200 - total flux cleaned = 0.00132078 Jy ! Total flux subtracted in 200 components = 0.00132078 Jy ! Clean residual min=-0.001565 max=0.001720 Jy/beam ! Clean residual mean=-0.000005 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.281533 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 203 components and 0.281533 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=0.093691Jy sigma=1.240817 ! Fit after self-cal, rms=0.093649Jy sigma=1.239978 wmodel J2120+4434_X_a_map.mod ! Writing 203 model components to file: J2120+4434_X_a_map.mod wobs J2120+4434_X_a_uvs.fits ! Writing UV FITS file: J2120+4434_X_a_uvs.fits wwins J2120+4434_X_a_map.win ! wwins: Wrote 10 windows to J2120+4434_X_a_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 = 0.000415206 Jy ! Component: 100 - total flux cleaned = 0.000722433 Jy ! Component: 150 - total flux cleaned = 0.00101692 Jy ! Component: 200 - total flux cleaned = 0.00109403 Jy ! Component: 250 - total flux cleaned = 0.00129404 Jy ! Component: 300 - total flux cleaned = 0.00146392 Jy ! Component: 350 - total flux cleaned = 0.00155914 Jy ! Component: 400 - total flux cleaned = 0.00174476 Jy ! Component: 450 - total flux cleaned = 0.00185776 Jy ! Component: 500 - total flux cleaned = 0.00205714 Jy ! Component: 550 - total flux cleaned = 0.00220923 Jy ! Component: 600 - total flux cleaned = 0.0023371 Jy ! Component: 650 - total flux cleaned = 0.00254633 Jy ! Component: 700 - total flux cleaned = 0.00262842 Jy ! Component: 750 - total flux cleaned = 0.00277011 Jy ! Component: 800 - total flux cleaned = 0.00288944 Jy ! Component: 850 - total flux cleaned = 0.00296785 Jy ! Component: 900 - total flux cleaned = 0.00306421 Jy ! Component: 950 - total flux cleaned = 0.00308347 Jy ! Component: 1000 - total flux cleaned = 0.00313952 Jy ! Component: 1050 - total flux cleaned = 0.00315801 Jy ! Component: 1100 - total flux cleaned = 0.003158 Jy ! Component: 1150 - total flux cleaned = 0.00313997 Jy ! Component: 1200 - total flux cleaned = 0.00319345 Jy ! Component: 1250 - total flux cleaned = 0.00321125 Jy ! Component: 1300 - total flux cleaned = 0.00324598 Jy ! Component: 1350 - total flux cleaned = 0.00328019 Jy ! Component: 1400 - total flux cleaned = 0.00326301 Jy ! Component: 1450 - total flux cleaned = 0.0032629 Jy ! Component: 1500 - total flux cleaned = 0.00326278 Jy ! Component: 1550 - total flux cleaned = 0.00329565 Jy ! Component: 1600 - total flux cleaned = 0.00326355 Jy ! Component: 1650 - total flux cleaned = 0.00327976 Jy ! Component: 1700 - total flux cleaned = 0.00331167 Jy ! Component: 1750 - total flux cleaned = 0.00331141 Jy ! Component: 1800 - total flux cleaned = 0.00329558 Jy ! Component: 1850 - total flux cleaned = 0.00328016 Jy ! Component: 1900 - total flux cleaned = 0.00321923 Jy ! Component: 1950 - total flux cleaned = 0.00323407 Jy ! Component: 2000 - total flux cleaned = 0.00317411 Jy ! Component: 2050 - total flux cleaned = 0.00312978 Jy ! Component: 2100 - total flux cleaned = 0.00310063 Jy ! Component: 2150 - total flux cleaned = 0.00311519 Jy ! Component: 2200 - total flux cleaned = 0.00310059 Jy ! Component: 2250 - total flux cleaned = 0.00305773 Jy ! Component: 2300 - total flux cleaned = 0.00307175 Jy ! Component: 2350 - total flux cleaned = 0.00300165 Jy ! Component: 2400 - total flux cleaned = 0.002946 Jy ! Component: 2450 - total flux cleaned = 0.00294575 Jy ! Component: 2500 - total flux cleaned = 0.00290457 Jy ! Component: 2550 - total flux cleaned = 0.00286395 Jy ! Component: 2600 - total flux cleaned = 0.00282364 Jy ! Component: 2650 - total flux cleaned = 0.00278381 Jy ! Component: 2700 - total flux cleaned = 0.00279686 Jy ! Component: 2750 - total flux cleaned = 0.00275737 Jy ! Component: 2800 - total flux cleaned = 0.00271823 Jy ! Component: 2850 - total flux cleaned = 0.00269232 Jy ! Component: 2900 - total flux cleaned = 0.00267957 Jy ! Component: 2950 - total flux cleaned = 0.00269244 Jy ! Component: 3000 - total flux cleaned = 0.00266725 Jy ! Component: 3050 - total flux cleaned = 0.00265459 Jy ! Component: 3100 - total flux cleaned = 0.00265461 Jy ! Component: 3150 - total flux cleaned = 0.00262983 Jy ! Component: 3200 - total flux cleaned = 0.00259289 Jy ! Component: 3250 - total flux cleaned = 0.00264176 Jy ! Component: 3300 - total flux cleaned = 0.00258107 Jy ! Component: 3350 - total flux cleaned = 0.00255703 Jy ! Component: 3400 - total flux cleaned = 0.00256901 Jy ! Component: 3450 - total flux cleaned = 0.00254532 Jy ! Component: 3500 - total flux cleaned = 0.00252166 Jy ! Component: 3550 - total flux cleaned = 0.00258055 Jy ! Component: 3600 - total flux cleaned = 0.00253382 Jy ! Component: 3650 - total flux cleaned = 0.00253381 Jy ! Component: 3700 - total flux cleaned = 0.00252226 Jy ! Component: 3750 - total flux cleaned = 0.00254526 Jy ! Component: 3800 - total flux cleaned = 0.00253383 Jy ! Component: 3850 - total flux cleaned = 0.00259057 Jy ! Component: 3900 - total flux cleaned = 0.00263575 Jy ! Component: 3950 - total flux cleaned = 0.00266935 Jy ! Component: 4000 - total flux cleaned = 0.00266941 Jy ! Component: 4050 - total flux cleaned = 0.0026917 Jy ! Total flux subtracted in 4096 components = 0.00272488 Jy ! Clean residual min=-0.000665 max=0.000666 Jy/beam ! Clean residual mean=-0.000002 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.284258 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 496 components and 0.284258 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2120+4434_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9625 x 1.221 at -3.376 degrees (North through East) ! Clean map min=-0.0012629 max=0.09292 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2120+4434_X_a_map.fits wmodel /vlbi/uf001/uva//J2120+4434_X_a_map.mod ! Writing 496 model components to file: /vlbi/uf001/uva//J2120+4434_X_a_map.mod wobs /vlbi/uf001/uva//J2120+4434_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2120+4434_X_a_uvs.fits wwins /vlbi/uf001/uva//J2120+4434_X_a_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J2120+4434_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.09292 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00019061 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.615401 0.615401 1.2308 2.4616 4.92321 9.84642 19.6928 39.3857 78.7713 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.092 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 487.486 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2120+4434_X_a_dfm.log closed on Mon Jan 14 05:49:32 2019