! Started logfile: /vlbi/uf001/uva//J0331-2524_X_dfm.log on Sun Jan 13 21:50:56 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//J0331-2524_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0331-2524_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.881287 visibilities/baseline/integration-bin. ! Found source: J0331-2524 ! ! 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 18084 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 J0331-2524_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015726Jy sigma=19.492934 ! Fit after self-cal, rms=0.827024Jy sigma=15.740049 ! 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=0.622 mas, bmaj=1.597 mas, bpa=-4.92 degrees ! Estimated noise=0.49475 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 = 0.133686 Jy ! Component: 100 - total flux cleaned = 0.164321 Jy ! Total flux subtracted in 100 components = 0.164321 Jy ! Clean residual min=-0.008934 max=0.011541 Jy/beam ! Clean residual mean=-0.000004 rms=0.002087 Jy/beam ! Combined flux in latest and established models = 0.164321 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.164321 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=0.086773Jy sigma=1.560290 ! Fit after self-cal, rms=0.086750Jy sigma=1.559902 ! 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=0.7761 mas, bmaj=1.959 mas, bpa=-3.564 degrees ! Estimated noise=0.293631 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 = 0.0192701 Jy ! Component: 100 - total flux cleaned = 0.027636 Jy ! Component: 150 - total flux cleaned = 0.0319341 Jy ! Component: 200 - total flux cleaned = 0.0341895 Jy ! Total flux subtracted in 200 components = 0.0341895 Jy ! Clean residual min=-0.009660 max=0.009583 Jy/beam ! Clean residual mean=-0.000001 rms=0.002301 Jy/beam ! Combined flux in latest and established models = 0.19851 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 21 components and 0.19851 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=0.083966Jy sigma=1.463504 ! Fit after self-cal, rms=0.083932Jy sigma=1.462673 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7761 x 1.959 at -3.564 degrees (North through East) ! Clean map min=-0.0093145 max=0.17728 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 1.23 KP 1.00 ! LA 0.80 MK 0.98 NL 1.17 OV 0.90 ! PT 1.09 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HN 1.18 KP 1.01 ! LA 0.81 MK 1.02 NL 1.17 OV 0.91 ! PT 1.13 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.02 HN 1.16 KP 0.98 ! LA 0.78 MK 1.01 NL 1.15 OV 0.90 ! PT 1.10 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.13 KP 0.98 ! LA 0.78 MK 1.01 NL 1.16 OV 0.91 ! PT 1.11 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.21 KP 0.98 ! LA 0.77 MK 0.98 NL 1.19 OV 0.90 ! PT 1.13 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.07 HN 1.11 KP 0.98 ! LA 0.77 MK 0.98 NL 1.17 OV 0.87 ! PT 1.11 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.15 KP 0.98 ! LA 0.75 MK 1.02 NL 1.17 OV 0.90 ! PT 1.06 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.13 KP 0.97 ! LA 0.76 MK 1.04 NL 1.17 OV 0.90 ! PT 1.08 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 1.15 KP 0.98 ! LA 0.79 MK 1.01 NL 1.16 OV 0.92 ! PT 1.09 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.13 KP 1.02 ! LA 0.77 MK 1.02 NL 1.18 OV 0.91 ! PT 1.14 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.01 HN 1.13 KP 1.00 ! LA 0.77 MK 0.97 NL 1.17 OV 0.92 ! PT 1.16 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 1.18 KP 0.98 ! LA 0.78 MK 0.94 NL 1.17 OV 0.91 ! PT 1.12 SC 0.95 ! ! ! Fit before self-cal, rms=0.083932Jy sigma=1.462673 ! Fit after self-cal, rms=0.083099Jy sigma=1.320341 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7775 mas, bmaj=1.957 mas, bpa=-2.939 degrees ! Estimated noise=0.292723 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 (0.6, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00609103 Jy ! Component: 100 - total flux cleaned = 0.00720508 Jy ! Component: 150 - total flux cleaned = 0.00686898 Jy ! Component: 200 - total flux cleaned = 0.00650375 Jy ! Total flux subtracted in 200 components = 0.00650375 Jy ! Clean residual min=-0.003243 max=0.003808 Jy/beam ! Clean residual mean=-0.000002 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.205014 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 0.205014 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=0.082644Jy sigma=1.309777 ! Fit after self-cal, rms=0.082993Jy sigma=1.307179 ! Inverting map ! Added new window around map position (-8.4, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359877 Jy ! Component: 100 - total flux cleaned = 0.00460662 Jy ! Component: 150 - total flux cleaned = 0.004999 Jy ! Component: 200 - total flux cleaned = 0.00511832 Jy ! Total flux subtracted in 200 components = 0.00511832 Jy ! Clean residual min=-0.003149 max=0.003122 Jy/beam ! Clean residual mean=-0.000002 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.210133 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 57 components and 0.210133 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=0.082795Jy sigma=1.303057 ! Fit after self-cal, rms=0.082785Jy sigma=1.302715 ! 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=0.082785Jy sigma=1.302715 ! Fit after self-cal, rms=0.084235Jy sigma=1.291036 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7754 mas, bmaj=1.952 mas, bpa=-3.061 degrees ! Estimated noise=0.293273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210662 Jy ! Component: 100 - total flux cleaned = 0.00237258 Jy ! Component: 150 - total flux cleaned = 0.00237402 Jy ! Component: 200 - total flux cleaned = 0.00230921 Jy ! Total flux subtracted in 200 components = 0.00230921 Jy ! Clean residual min=-0.002028 max=0.001999 Jy/beam ! Clean residual mean=0.000000 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.212442 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.212442 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=0.084174Jy sigma=1.289759 ! Fit after self-cal, rms=0.084198Jy sigma=1.289512 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 = 0.000641942 Jy ! Component: 100 - total flux cleaned = 0.000579359 Jy ! Component: 150 - total flux cleaned = 0.000522267 Jy ! Component: 200 - total flux cleaned = 0.000415798 Jy ! Total flux subtracted in 200 components = 0.000415798 Jy ! Clean residual min=-0.002069 max=0.001887 Jy/beam ! Clean residual mean=-0.000000 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.212858 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.212858 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=0.084176Jy sigma=1.289062 ! Fit after self-cal, rms=0.084176Jy sigma=1.289015 ! 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=0.084176Jy sigma=1.289015 ! Fit after self-cal, rms=0.084842Jy sigma=1.288240 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7749 mas, bmaj=1.95 mas, bpa=-3.057 degrees ! Estimated noise=0.293742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100837 Jy ! Component: 100 - total flux cleaned = 0.00107084 Jy ! Component: 150 - total flux cleaned = 0.00107289 Jy ! Component: 200 - total flux cleaned = 0.00102515 Jy ! Total flux subtracted in 200 components = 0.00102515 Jy ! Clean residual min=-0.001828 max=0.001814 Jy/beam ! Clean residual mean=0.000000 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.213883 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.213883 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=0.084816Jy sigma=1.287685 ! Fit after self-cal, rms=0.084819Jy sigma=1.287612 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 = 0.000264497 Jy ! Component: 100 - total flux cleaned = 0.000241384 Jy ! Component: 150 - total flux cleaned = 0.000196975 Jy ! Component: 200 - total flux cleaned = 0.000155037 Jy ! Total flux subtracted in 200 components = 0.000155037 Jy ! Clean residual min=-0.001845 max=0.001753 Jy/beam ! Clean residual mean=0.000000 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.214038 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.214038 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=0.084807Jy sigma=1.287358 ! Fit after self-cal, rms=0.084807Jy sigma=1.287341 ! 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=0.084807Jy sigma=1.287341 ! Fit after self-cal, rms=0.085092Jy sigma=1.287200 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.137 mas, bmaj=4.968 mas, bpa=2.516 degrees ! Estimated noise=0.39304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000699311 Jy ! Component: 100 - total flux cleaned = 0.000894053 Jy ! Component: 150 - total flux cleaned = 0.000977811 Jy ! Component: 200 - total flux cleaned = 0.00101501 Jy ! Total flux subtracted in 200 components = 0.00101501 Jy ! Clean residual min=-0.001978 max=0.001771 Jy/beam ! Clean residual mean=-0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.215053 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 0.215053 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=0.085085Jy sigma=1.287083 ! Fit after self-cal, rms=0.085080Jy sigma=1.287042 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 = 5.04802e-05 Jy ! Component: 100 - total flux cleaned = 1.17711e-05 Jy ! Component: 150 - total flux cleaned = 2.91358e-05 Jy ! Component: 200 - total flux cleaned = 6.02594e-05 Jy ! Total flux subtracted in 200 components = 6.02594e-05 Jy ! Clean residual min=-0.001975 max=0.001707 Jy/beam ! Clean residual mean=-0.000001 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.215113 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 122 components and 0.215113 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=0.085078Jy sigma=1.286979 ! Fit after self-cal, rms=0.085074Jy sigma=1.286949 ! 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=0.7744 mas, bmaj=1.949 mas, bpa=-3.052 degrees ! Estimated noise=0.294173 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7744 x 1.949 at -3.052 degrees (North through East) ! Clean map min=-0.0015519 max=0.17565 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=0.6205 mas, bmaj=1.585 mas, bpa=-4.25 degrees ! Estimated noise=0.495861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.133797 Jy ! Component: 100 - total flux cleaned = 0.166163 Jy ! Component: 150 - total flux cleaned = 0.180689 Jy ! Component: 200 - total flux cleaned = 0.189705 Jy ! Total flux subtracted in 200 components = 0.189705 Jy ! Clean residual min=-0.003614 max=0.004763 Jy/beam ! Clean residual mean=-0.000002 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 0.189705 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.189705 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7744 mas, bmaj=1.949 mas, bpa=-3.052 degrees ! Estimated noise=0.294173 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 = 0.00883179 Jy ! Component: 100 - total flux cleaned = 0.0134398 Jy ! Component: 150 - total flux cleaned = 0.016384 Jy ! Component: 200 - total flux cleaned = 0.0184477 Jy ! Total flux subtracted in 200 components = 0.0184477 Jy ! Clean residual min=-0.002077 max=0.001776 Jy/beam ! Clean residual mean=-0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.208152 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 31 components and 0.208152 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=2.137 mas, bmaj=4.968 mas, bpa=2.516 degrees ! Estimated noise=0.39304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229516 Jy ! Component: 100 - total flux cleaned = 0.00372244 Jy ! Component: 150 - total flux cleaned = 0.00468071 Jy ! Component: 200 - total flux cleaned = 0.00534874 Jy ! Total flux subtracted in 200 components = 0.00534874 Jy ! Clean residual min=-0.002100 max=0.001759 Jy/beam ! Clean residual mean=-0.000001 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.213501 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 = 0.000408693 Jy ! Component: 100 - total flux cleaned = 0.000580484 Jy ! Component: 150 - total flux cleaned = 0.00071743 Jy ! Component: 200 - total flux cleaned = 0.000804143 Jy ! Total flux subtracted in 200 components = 0.000804143 Jy ! Clean residual min=-0.002035 max=0.001789 Jy/beam ! Clean residual mean=-0.000001 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.214305 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 60 components and 0.214305 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7744 mas, bmaj=1.949 mas, bpa=-3.052 degrees ! Estimated noise=0.294173 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.28236e-05 Jy ! Component: 100 - total flux cleaned = -6.30368e-05 Jy ! Component: 150 - total flux cleaned = -0.000119236 Jy ! Component: 200 - total flux cleaned = -0.0001696 Jy ! Total flux subtracted in 200 components = -0.0001696 Jy ! Clean residual min=-0.001863 max=0.001636 Jy/beam ! Clean residual mean=-0.000000 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.214136 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 75 components and 0.214136 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=0.085096Jy sigma=1.287049 ! Fit after self-cal, rms=0.085078Jy sigma=1.286801 wmodel J0331-2524_X_map.mod ! Writing 75 model components to file: J0331-2524_X_map.mod wobs J0331-2524_X_uvs.fits ! Writing UV FITS file: J0331-2524_X_uvs.fits wwins J0331-2524_X_map.win ! wwins: Wrote 3 windows to J0331-2524_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 = -7.4161e-05 Jy ! Component: 100 - total flux cleaned = -0.000132183 Jy ! Component: 150 - total flux cleaned = -0.000186052 Jy ! Component: 200 - total flux cleaned = -0.000109915 Jy ! Component: 250 - total flux cleaned = 3.65396e-05 Jy ! Component: 300 - total flux cleaned = 0.000178329 Jy ! Component: 350 - total flux cleaned = 0.000247401 Jy ! Component: 400 - total flux cleaned = 0.000337686 Jy ! Component: 450 - total flux cleaned = 0.00042526 Jy ! Component: 500 - total flux cleaned = 0.000446892 Jy ! Component: 550 - total flux cleaned = 0.000552142 Jy ! Component: 600 - total flux cleaned = 0.000634225 Jy ! Component: 650 - total flux cleaned = 0.000654097 Jy ! Component: 700 - total flux cleaned = 0.0007528 Jy ! Component: 750 - total flux cleaned = 0.000830594 Jy ! Component: 800 - total flux cleaned = 0.000906981 Jy ! Component: 850 - total flux cleaned = 0.000944125 Jy ! Component: 900 - total flux cleaned = 0.000980647 Jy ! Component: 950 - total flux cleaned = 0.00101715 Jy ! Component: 1000 - total flux cleaned = 0.00101723 Jy ! Component: 1050 - total flux cleaned = 0.00108803 Jy ! Component: 1100 - total flux cleaned = 0.00112262 Jy ! Component: 1150 - total flux cleaned = 0.00124338 Jy ! Component: 1200 - total flux cleaned = 0.00120936 Jy ! Component: 1250 - total flux cleaned = 0.00131038 Jy ! Component: 1300 - total flux cleaned = 0.00134365 Jy ! Component: 1350 - total flux cleaned = 0.00137672 Jy ! Component: 1400 - total flux cleaned = 0.00147463 Jy ! Component: 1450 - total flux cleaned = 0.00147448 Jy ! Component: 1500 - total flux cleaned = 0.00145867 Jy ! Component: 1550 - total flux cleaned = 0.00153759 Jy ! Component: 1600 - total flux cleaned = 0.00158451 Jy ! Component: 1650 - total flux cleaned = 0.00160006 Jy ! Component: 1700 - total flux cleaned = 0.00160022 Jy ! Component: 1750 - total flux cleaned = 0.00164579 Jy ! Component: 1800 - total flux cleaned = 0.00170573 Jy ! Component: 1850 - total flux cleaned = 0.00172054 Jy ! Component: 1900 - total flux cleaned = 0.00175011 Jy ! Component: 1950 - total flux cleaned = 0.00176476 Jy ! Component: 2000 - total flux cleaned = 0.0018227 Jy ! Component: 2050 - total flux cleaned = 0.00186582 Jy ! Component: 2100 - total flux cleaned = 0.00196554 Jy ! Component: 2150 - total flux cleaned = 0.0019654 Jy ! Component: 2200 - total flux cleaned = 0.00202146 Jy ! Component: 2250 - total flux cleaned = 0.00207709 Jy ! Component: 2300 - total flux cleaned = 0.00206336 Jy ! Component: 2350 - total flux cleaned = 0.00214541 Jy ! Component: 2400 - total flux cleaned = 0.0021726 Jy ! Component: 2450 - total flux cleaned = 0.0021861 Jy ! Component: 2500 - total flux cleaned = 0.0021727 Jy ! Component: 2550 - total flux cleaned = 0.00218611 Jy ! Component: 2600 - total flux cleaned = 0.00222589 Jy ! Component: 2650 - total flux cleaned = 0.00218657 Jy ! Component: 2700 - total flux cleaned = 0.00222563 Jy ! Component: 2750 - total flux cleaned = 0.00227736 Jy ! Component: 2800 - total flux cleaned = 0.00226457 Jy ! Component: 2850 - total flux cleaned = 0.00231562 Jy ! Component: 2900 - total flux cleaned = 0.00234104 Jy ! Component: 2950 - total flux cleaned = 0.0023788 Jy ! Component: 3000 - total flux cleaned = 0.00232866 Jy ! Component: 3050 - total flux cleaned = 0.00239095 Jy ! Component: 3100 - total flux cleaned = 0.00241568 Jy ! Component: 3150 - total flux cleaned = 0.00235423 Jy ! Component: 3200 - total flux cleaned = 0.00241546 Jy ! Component: 3250 - total flux cleaned = 0.00248848 Jy ! Component: 3300 - total flux cleaned = 0.00247647 Jy ! Component: 3350 - total flux cleaned = 0.00253646 Jy ! Component: 3400 - total flux cleaned = 0.0025006 Jy ! Component: 3450 - total flux cleaned = 0.00254814 Jy ! Component: 3500 - total flux cleaned = 0.00259534 Jy ! Component: 3550 - total flux cleaned = 0.00256011 Jy ! Component: 3600 - total flux cleaned = 0.00259509 Jy ! Component: 3650 - total flux cleaned = 0.00258348 Jy ! Component: 3700 - total flux cleaned = 0.0025951 Jy ! Component: 3750 - total flux cleaned = 0.00260662 Jy ! Component: 3800 - total flux cleaned = 0.00261783 Jy ! Component: 3850 - total flux cleaned = 0.00259516 Jy ! Component: 3900 - total flux cleaned = 0.00262898 Jy ! Component: 3950 - total flux cleaned = 0.00261792 Jy ! Component: 4000 - total flux cleaned = 0.00260682 Jy ! Component: 4050 - total flux cleaned = 0.00266221 Jy ! Total flux subtracted in 4096 components = 0.00264021 Jy ! Clean residual min=-0.000614 max=0.000709 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.216776 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 381 components and 0.216776 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0331-2524_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7744 x 1.949 at -3.052 degrees (North through East) ! Clean map min=-0.00097688 max=0.17601 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0331-2524_X_map.fits wmodel /vlbi/uf001/uva//J0331-2524_X_map.mod ! Writing 381 model components to file: /vlbi/uf001/uva//J0331-2524_X_map.mod wobs /vlbi/uf001/uva//J0331-2524_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0331-2524_X_uvs.fits wwins /vlbi/uf001/uva//J0331-2524_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0331-2524_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.176011 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000189018 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.32217 0.32217 0.64434 1.28868 2.57736 5.15472 10.3094 20.6189 41.2378 82.4755 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.176 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 931.185 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0331-2524_X_dfm.log closed on Sun Jan 13 21:51:01 2019