! Started logfile: /vlbi/uf001/uva//J1526-0425_X_dfm.log on Mon Jan 14 03:18:29 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//J1526-0425_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1526-0425_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.853411 visibilities/baseline/integration-bin. ! Found source: J1526-0425 ! ! 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 26268 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 J1526-0425_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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011376Jy sigma=22.511485 ! Fit after self-cal, rms=0.881832Jy sigma=19.356032 ! 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=0.7527 mas, bmaj=1.907 mas, bpa=-2.417 degrees ! Estimated noise=0.393086 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 = 0.0904236 Jy ! Component: 100 - total flux cleaned = 0.114817 Jy ! Total flux subtracted in 100 components = 0.114817 Jy ! Clean residual min=-0.007807 max=0.011142 Jy/beam ! Clean residual mean=0.000031 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 0.114817 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.114817 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=0.080832Jy sigma=1.602675 ! Fit after self-cal, rms=0.080792Jy sigma=1.601253 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134941 Jy ! Component: 100 - total flux cleaned = 0.022165 Jy ! Total flux subtracted in 100 components = 0.022165 Jy ! Clean residual min=-0.006791 max=0.006997 Jy/beam ! Clean residual mean=0.000020 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.136982 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.136982 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=0.077800Jy sigma=1.488564 ! Fit after self-cal, rms=0.077833Jy sigma=1.488248 ! 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=0.9551 mas, bmaj=2.306 mas, bpa=-2.995 degrees ! Estimated noise=0.206589 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115558 Jy ! Component: 100 - total flux cleaned = 0.019306 Jy ! Component: 150 - total flux cleaned = 0.0249002 Jy ! Component: 200 - total flux cleaned = 0.0282585 Jy ! Total flux subtracted in 200 components = 0.0282585 Jy ! Clean residual min=-0.006359 max=0.006013 Jy/beam ! Clean residual mean=0.000019 rms=0.001347 Jy/beam ! Combined flux in latest and established models = 0.165241 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 63 components and 0.165241 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=0.076198Jy sigma=1.421838 ! Fit after self-cal, rms=0.076128Jy sigma=1.418579 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9551 x 2.306 at -2.995 degrees (North through East) ! Clean map min=-0.0064748 max=0.11964 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.99 KP 1.09 ! LA 0.79 MK 1.05 NL 1.18 OV 0.95 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.00 KP 1.10 ! LA 0.78 MK 1.03 NL 1.13 OV 0.97 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 1.10 ! LA 0.80 MK 1.02 NL 1.17 OV 0.95 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.97 KP 1.07 ! LA 0.79 MK 0.98 NL 1.18 OV 0.92 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.00 KP 1.08 ! LA 0.79 MK 1.08 NL 1.15 OV 0.96 ! PT 1.03 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.03 HN 0.97 KP 1.12 ! LA 0.76 MK 1.00 NL 1.17 OV 0.95 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.96 KP 1.11 ! LA 0.76 MK 0.97 NL 1.17 OV 0.96 ! PT 1.03 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.99 KP 1.08 ! LA 0.78 MK 1.04 NL 1.19 OV 0.94 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 KP 1.04 ! LA 0.78 MK 0.99 NL 1.17 OV 0.97 ! PT 1.02 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.98 KP 1.11 ! LA 0.80 MK 1.03 NL 1.13 OV 0.97 ! PT 1.02 SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.98 KP 1.08 ! LA 0.80 MK 1.06 NL 1.16 OV 0.96 ! PT 1.02 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 0.97 KP 1.08 ! LA 0.80 MK 0.97 NL 1.17 OV 0.96 ! PT 0.97 SC 1.06 ! ! ! Fit before self-cal, rms=0.076128Jy sigma=1.418579 ! Fit after self-cal, rms=0.074666Jy sigma=1.332239 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9589 mas, bmaj=2.332 mas, bpa=-2.675 degrees ! Estimated noise=0.205031 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 = 0.000217184 Jy ! Component: 100 - total flux cleaned = 0.000344025 Jy ! Component: 150 - total flux cleaned = 0.000438551 Jy ! Component: 200 - total flux cleaned = 0.000557243 Jy ! Total flux subtracted in 200 components = 0.000557243 Jy ! Clean residual min=-0.002297 max=0.002363 Jy/beam ! Clean residual mean=-0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.165798 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.165798 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=0.074568Jy sigma=1.330544 ! Fit after self-cal, rms=0.074866Jy sigma=1.328890 ! 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=0.074866Jy sigma=1.328890 ! Fit after self-cal, rms=0.078331Jy sigma=1.315351 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9617 mas, bmaj=2.339 mas, bpa=-2.845 degrees ! Estimated noise=0.206511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000559133 Jy ! Component: 100 - total flux cleaned = 0.000418001 Jy ! Component: 150 - total flux cleaned = 0.0003596 Jy ! Component: 200 - total flux cleaned = 0.000306874 Jy ! Total flux subtracted in 200 components = 0.000306874 Jy ! Clean residual min=-0.001547 max=0.001228 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.166105 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 89 components and 0.166105 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=0.078287Jy sigma=1.314782 ! Fit after self-cal, rms=0.078326Jy sigma=1.314644 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 = 0.00010036 Jy ! Component: 100 - total flux cleaned = 7.87252e-05 Jy ! Component: 150 - total flux cleaned = 3.70126e-05 Jy ! Component: 200 - total flux cleaned = 3.76735e-05 Jy ! Total flux subtracted in 200 components = 3.76735e-05 Jy ! Clean residual min=-0.001550 max=0.001180 Jy/beam ! Clean residual mean=-0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.166143 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 96 components and 0.166143 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=0.078309Jy sigma=1.314443 ! Fit after self-cal, rms=0.078307Jy sigma=1.314427 ! 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=0.078307Jy sigma=1.314427 ! Fit after self-cal, rms=0.080011Jy sigma=1.312892 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.962 mas, bmaj=2.338 mas, bpa=-2.985 degrees ! Estimated noise=0.206418 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.90604e-05 Jy ! Component: 100 - total flux cleaned = -4.81581e-05 Jy ! Component: 150 - total flux cleaned = -0.000120274 Jy ! Component: 200 - total flux cleaned = -0.000183838 Jy ! Total flux subtracted in 200 components = -0.000183838 Jy ! Clean residual min=-0.001262 max=0.001086 Jy/beam ! Clean residual mean=-0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.165959 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 102 components and 0.165959 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=0.079987Jy sigma=1.312540 ! Fit after self-cal, rms=0.080001Jy sigma=1.312510 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 = -2.36406e-05 Jy ! Component: 100 - total flux cleaned = -4.35227e-05 Jy ! Component: 150 - total flux cleaned = -7.99556e-05 Jy ! Component: 200 - total flux cleaned = -9.73254e-05 Jy ! Total flux subtracted in 200 components = -9.73254e-05 Jy ! Clean residual min=-0.001241 max=0.001078 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.165862 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 107 components and 0.165862 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=0.079989Jy sigma=1.312341 ! Fit after self-cal, rms=0.079989Jy sigma=1.312330 ! 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=0.079989Jy sigma=1.312330 ! Fit after self-cal, rms=0.080345Jy sigma=1.312272 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.217 mas, bmaj=3.893 mas, bpa=0.6906 degrees ! Estimated noise=0.230405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000545123 Jy ! Component: 100 - total flux cleaned = -0.000630454 Jy ! Component: 150 - total flux cleaned = -0.000659761 Jy ! Component: 200 - total flux cleaned = -0.000699232 Jy ! Total flux subtracted in 200 components = -0.000699232 Jy ! Clean residual min=-0.001166 max=0.001037 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.165162 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 113 components and 0.165162 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=0.080341Jy sigma=1.312211 ! Fit after self-cal, rms=0.080345Jy sigma=1.312183 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 = -4.14158e-05 Jy ! Component: 100 - total flux cleaned = -0.000103329 Jy ! Component: 150 - total flux cleaned = -0.000135681 Jy ! Component: 200 - total flux cleaned = -0.000164885 Jy ! Total flux subtracted in 200 components = -0.000164885 Jy ! Clean residual min=-0.001156 max=0.001029 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.164997 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 115 components and 0.164997 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=0.080344Jy sigma=1.312162 ! Fit after self-cal, rms=0.080343Jy sigma=1.312141 ! 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=0.962 mas, bmaj=2.339 mas, bpa=-3.023 degrees ! Estimated noise=0.206196 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.962 x 2.339 at -3.023 degrees (North through East) ! Clean map min=-0.0011487 max=0.11895 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=0.7536 mas, bmaj=1.923 mas, bpa=-2.471 degrees ! Estimated noise=0.398244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0913471 Jy ! Component: 100 - total flux cleaned = 0.116285 Jy ! Component: 150 - total flux cleaned = 0.128709 Jy ! Component: 200 - total flux cleaned = 0.13666 Jy ! Total flux subtracted in 200 components = 0.13666 Jy ! Clean residual min=-0.002900 max=0.004372 Jy/beam ! Clean residual mean=0.000012 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.13666 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.13666 Jy ! Inverting map and beam ! Estimated beam: bmin=0.962 mas, bmaj=2.339 mas, bpa=-3.023 degrees ! Estimated noise=0.206196 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 = 0.00875114 Jy ! Component: 100 - total flux cleaned = 0.0142319 Jy ! Component: 150 - total flux cleaned = 0.0178973 Jy ! Component: 200 - total flux cleaned = 0.0204464 Jy ! Total flux subtracted in 200 components = 0.0204464 Jy ! Clean residual min=-0.001549 max=0.001597 Jy/beam ! Clean residual mean=0.000005 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.157106 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 67 components and 0.157106 Jy ! Inverting map ! Added new window around map position (-7.4, 17.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019135 Jy ! Component: 100 - total flux cleaned = 0.00303308 Jy ! Component: 150 - total flux cleaned = 0.00382747 Jy ! Component: 200 - total flux cleaned = 0.0042514 Jy ! Total flux subtracted in 200 components = 0.0042514 Jy ! Clean residual min=-0.001282 max=0.001151 Jy/beam ! Clean residual mean=0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.161358 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 85 components and 0.161358 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=2.217 mas, bmaj=3.893 mas, bpa=0.6906 degrees ! Estimated noise=0.230405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000660318 Jy ! Component: 100 - total flux cleaned = 0.000745148 Jy ! Component: 150 - total flux cleaned = 0.000815862 Jy ! Component: 200 - total flux cleaned = 0.000857156 Jy ! Total flux subtracted in 200 components = 0.000857156 Jy ! Clean residual min=-0.001115 max=0.001094 Jy/beam ! Clean residual mean=0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.162215 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 = 3.72769e-05 Jy ! Component: 100 - total flux cleaned = 5.49495e-05 Jy ! Component: 150 - total flux cleaned = 8.52447e-05 Jy ! Component: 200 - total flux cleaned = 7.08929e-05 Jy ! Total flux subtracted in 200 components = 7.08929e-05 Jy ! Clean residual min=-0.001093 max=0.001055 Jy/beam ! Clean residual mean=0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.162286 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 107 components and 0.162286 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.962 mas, bmaj=2.339 mas, bpa=-3.023 degrees ! Estimated noise=0.206196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.38938e-05 Jy ! Component: 100 - total flux cleaned = -5.05641e-05 Jy ! Component: 150 - total flux cleaned = -3.0171e-05 Jy ! Component: 200 - total flux cleaned = -1.11351e-05 Jy ! Total flux subtracted in 200 components = -1.11351e-05 Jy ! Clean residual min=-0.001151 max=0.001024 Jy/beam ! Clean residual mean=0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.162275 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 126 components and 0.162275 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=0.080298Jy sigma=1.311180 ! Fit after self-cal, rms=0.080265Jy sigma=1.311018 wmodel J1526-0425_X_map.mod ! Writing 126 model components to file: J1526-0425_X_map.mod wobs J1526-0425_X_uvs.fits ! Writing UV FITS file: J1526-0425_X_uvs.fits wwins J1526-0425_X_map.win ! wwins: Wrote 3 windows to J1526-0425_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 = -0.000287714 Jy ! Component: 100 - total flux cleaned = -0.000421495 Jy ! Component: 150 - total flux cleaned = -0.000403016 Jy ! Component: 200 - total flux cleaned = -0.000367435 Jy ! Component: 250 - total flux cleaned = -0.000315405 Jy ! Component: 300 - total flux cleaned = -0.000298289 Jy ! Component: 350 - total flux cleaned = -0.000248507 Jy ! Component: 400 - total flux cleaned = -0.000248721 Jy ! Component: 450 - total flux cleaned = -0.000216897 Jy ! Component: 500 - total flux cleaned = -0.00016992 Jy ! Component: 550 - total flux cleaned = -0.000108083 Jy ! Component: 600 - total flux cleaned = -7.76075e-05 Jy ! Component: 650 - total flux cleaned = -3.23404e-05 Jy ! Component: 700 - total flux cleaned = 4.16619e-05 Jy ! Component: 750 - total flux cleaned = 9.99292e-05 Jy ! Component: 800 - total flux cleaned = 0.000200502 Jy ! Component: 850 - total flux cleaned = 0.000242952 Jy ! Component: 900 - total flux cleaned = 0.000298976 Jy ! Component: 950 - total flux cleaned = 0.000354459 Jy ! Component: 1000 - total flux cleaned = 0.000436239 Jy ! Component: 1050 - total flux cleaned = 0.000490472 Jy ! Component: 1100 - total flux cleaned = 0.000570703 Jy ! Component: 1150 - total flux cleaned = 0.000623555 Jy ! Component: 1200 - total flux cleaned = 0.000675553 Jy ! Component: 1250 - total flux cleaned = 0.000675532 Jy ! Component: 1300 - total flux cleaned = 0.000701366 Jy ! Component: 1350 - total flux cleaned = 0.000726643 Jy ! Component: 1400 - total flux cleaned = 0.000726407 Jy ! Component: 1450 - total flux cleaned = 0.000688986 Jy ! Component: 1500 - total flux cleaned = 0.000713623 Jy ! Component: 1550 - total flux cleaned = 0.000689274 Jy ! Component: 1600 - total flux cleaned = 0.000677207 Jy ! Component: 1650 - total flux cleaned = 0.000761138 Jy ! Component: 1700 - total flux cleaned = 0.000725579 Jy ! Component: 1750 - total flux cleaned = 0.000772714 Jy ! Component: 1800 - total flux cleaned = 0.000772708 Jy ! Component: 1850 - total flux cleaned = 0.000772545 Jy ! Component: 1900 - total flux cleaned = 0.000772504 Jy ! Component: 1950 - total flux cleaned = 0.000761209 Jy ! Component: 2000 - total flux cleaned = 0.000761373 Jy ! Component: 2050 - total flux cleaned = 0.000738851 Jy ! Component: 2100 - total flux cleaned = 0.000783408 Jy ! Component: 2150 - total flux cleaned = 0.00079446 Jy ! Component: 2200 - total flux cleaned = 0.000772397 Jy ! Component: 2250 - total flux cleaned = 0.000772594 Jy ! Component: 2300 - total flux cleaned = 0.000794167 Jy ! Component: 2350 - total flux cleaned = 0.000783435 Jy ! Component: 2400 - total flux cleaned = 0.00081527 Jy ! Component: 2450 - total flux cleaned = 0.000815196 Jy ! Component: 2500 - total flux cleaned = 0.000804787 Jy ! Component: 2550 - total flux cleaned = 0.000846606 Jy ! Component: 2600 - total flux cleaned = 0.000888019 Jy ! Component: 2650 - total flux cleaned = 0.000918846 Jy ! Component: 2700 - total flux cleaned = 0.000908512 Jy ! Component: 2750 - total flux cleaned = 0.000908479 Jy ! Component: 2800 - total flux cleaned = 0.000888185 Jy ! Component: 2850 - total flux cleaned = 0.000908267 Jy ! Component: 2900 - total flux cleaned = 0.000948159 Jy ! Component: 2950 - total flux cleaned = 0.000908337 Jy ! Component: 3000 - total flux cleaned = 0.000918257 Jy ! Component: 3050 - total flux cleaned = 0.000947706 Jy ! Component: 3100 - total flux cleaned = 0.00094769 Jy ! Component: 3150 - total flux cleaned = 0.000957493 Jy ! Component: 3200 - total flux cleaned = 0.000957397 Jy ! Component: 3250 - total flux cleaned = 0.00103418 Jy ! Component: 3300 - total flux cleaned = 0.00102464 Jy ! Component: 3350 - total flux cleaned = 0.0010626 Jy ! Component: 3400 - total flux cleaned = 0.00106247 Jy ! Component: 3450 - total flux cleaned = 0.00109066 Jy ! Component: 3500 - total flux cleaned = 0.00113734 Jy ! Component: 3550 - total flux cleaned = 0.00111871 Jy ! Component: 3600 - total flux cleaned = 0.0011558 Jy ! Component: 3650 - total flux cleaned = 0.00111899 Jy ! Component: 3700 - total flux cleaned = 0.00121062 Jy ! Component: 3750 - total flux cleaned = 0.00121979 Jy ! Component: 3800 - total flux cleaned = 0.00119261 Jy ! Component: 3850 - total flux cleaned = 0.00122872 Jy ! Component: 3900 - total flux cleaned = 0.00122876 Jy ! Component: 3950 - total flux cleaned = 0.00123775 Jy ! Component: 4000 - total flux cleaned = 0.00127333 Jy ! Component: 4050 - total flux cleaned = 0.00128214 Jy ! Total flux subtracted in 4096 components = 0.00133503 Jy ! Clean residual min=-0.000464 max=0.000599 Jy/beam ! Clean residual mean=0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.16361 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 412 components and 0.16361 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1526-0425_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.962 x 2.339 at -3.023 degrees (North through East) ! Clean map min=-0.0011398 max=0.12112 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1526-0425_X_map.fits wmodel /vlbi/uf001/uva//J1526-0425_X_map.mod ! Writing 412 model components to file: /vlbi/uf001/uva//J1526-0425_X_map.mod wobs /vlbi/uf001/uva//J1526-0425_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1526-0425_X_uvs.fits wwins /vlbi/uf001/uva//J1526-0425_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1526-0425_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.121125 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153119 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.379244 0.379244 0.758488 1.51698 3.03395 6.0679 12.1358 24.2716 48.5432 97.0865 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.121 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 791.047 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1526-0425_X_dfm.log closed on Mon Jan 14 03:18:44 2019