! Started logfile: /vlbi/uf001/uva//J1256-2155_X_dfm.log on Mon Jan 14 02:06:56 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//J1256-2155_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1256-2155_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990805 visibilities/baseline/integration-bin. ! Found source: J1256-2155 ! ! 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 31032 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 J1256-2155_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 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009141Jy sigma=20.497376 ! Fit after self-cal, rms=0.909761Jy sigma=18.318937 ! 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=0.6329 mas, bmaj=1.672 mas, bpa=-6.034 degrees ! Estimated noise=0.469412 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 = 0.0657868 Jy ! Component: 100 - total flux cleaned = 0.0904813 Jy ! Total flux subtracted in 100 components = 0.0904813 Jy ! Clean residual min=-0.008291 max=0.019664 Jy/beam ! Clean residual mean=-0.000004 rms=0.002106 Jy/beam ! Combined flux in latest and established models = 0.0904813 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0904813 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=0.082486Jy sigma=1.611534 ! Fit after self-cal, rms=0.082004Jy sigma=1.605442 ! Inverting map ! Added new window around map position (3.6, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196646 Jy ! Component: 100 - total flux cleaned = 0.0325182 Jy ! Total flux subtracted in 100 components = 0.0325182 Jy ! Clean residual min=-0.006811 max=0.008896 Jy/beam ! Clean residual mean=-0.000003 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 0.123 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.123 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=0.074900Jy sigma=1.439693 ! Fit after self-cal, rms=0.074503Jy sigma=1.431763 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011176 Jy ! Component: 100 - total flux cleaned = 0.0190188 Jy ! Total flux subtracted in 100 components = 0.0190188 Jy ! Clean residual min=-0.006223 max=0.007534 Jy/beam ! Clean residual mean=-0.000004 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 0.142018 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.142018 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=0.071693Jy sigma=1.362484 ! Fit after self-cal, rms=0.071591Jy sigma=1.360696 ! Inverting map ! Added new window around map position (2.6, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00805071 Jy ! Component: 100 - total flux cleaned = 0.013964 Jy ! Total flux subtracted in 100 components = 0.013964 Jy ! Clean residual min=-0.005403 max=0.006625 Jy/beam ! Clean residual mean=-0.000004 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 0.155982 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.155982 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=0.069986Jy sigma=1.320996 ! Fit after self-cal, rms=0.069931Jy sigma=1.320088 ! Inverting map ! Added new window around map position (0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00661321 Jy ! Component: 100 - total flux cleaned = 0.0113156 Jy ! Total flux subtracted in 100 components = 0.0113156 Jy ! Clean residual min=-0.004838 max=0.004307 Jy/beam ! Clean residual mean=-0.000004 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.167298 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.167298 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=0.068865Jy sigma=1.293773 ! Fit after self-cal, rms=0.068795Jy sigma=1.292870 ! 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=0.8241 mas, bmaj=2.074 mas, bpa=-5.122 degrees ! Estimated noise=0.205769 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 = 0.00758947 Jy ! Component: 100 - total flux cleaned = 0.0128041 Jy ! Component: 150 - total flux cleaned = 0.0166598 Jy ! Component: 200 - total flux cleaned = 0.0195628 Jy ! Total flux subtracted in 200 components = 0.0195628 Jy ! Clean residual min=-0.004379 max=0.004424 Jy/beam ! Clean residual mean=-0.000013 rms=0.001115 Jy/beam ! Combined flux in latest and established models = 0.186861 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 83 components and 0.186861 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=0.067841Jy sigma=1.267901 ! Fit after self-cal, rms=0.067800Jy sigma=1.266522 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8241 x 2.074 at -5.122 degrees (North through East) ! Clean map min=-0.0041678 max=0.090669 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.12 KP 1.02 ! LA 0.82 MK 1.04 NL 1.04 OV 0.96 ! PT 0.98 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.08 KP 1.04 ! LA 0.83 MK 1.03 NL 1.07 OV 0.96 ! PT 0.97 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.06 KP 1.03 ! LA 0.83 MK 0.98 NL 1.04 OV 0.92 ! PT 0.99 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.11 KP 1.02 ! LA 0.82 MK 1.02 NL 1.02 OV 0.97 ! PT 0.98 SC 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.13 KP 1.03 ! LA 0.83 MK 1.03 NL 1.04 OV 0.94 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 1.13 KP 1.03 ! LA 0.80 MK 1.02 NL 1.00 OV 0.93 ! PT 0.99 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 1.08 KP 1.06 ! LA 0.82 MK 1.04 NL 1.10 OV 0.90 ! PT 0.96 SC 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 1.03 KP 1.02 ! LA 0.80 MK 1.03 NL 1.01 OV 0.95 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.08 KP 1.06 ! LA 0.79 MK 1.04 NL 1.02 OV 0.95 ! PT 1.01 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 1.09 KP 1.04 ! LA 0.82 MK 1.04 NL 1.11 OV 0.95 ! PT 0.96 SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.11 KP 1.07 ! LA 0.82 MK 1.05 NL 1.03 OV 0.96 ! PT 0.99 SC 0.86 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.04 HN 1.10 KP 1.07 ! LA 0.82 MK 1.00 NL 1.02 OV 0.96 ! PT 1.02 SC 0.81 ! ! ! Fit before self-cal, rms=0.067800Jy sigma=1.266522 ! Fit after self-cal, rms=0.066713Jy sigma=1.230478 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8241 mas, bmaj=2.057 mas, bpa=-3.775 degrees ! Estimated noise=0.201281 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 = 0.000603096 Jy ! Component: 100 - total flux cleaned = 0.000591469 Jy ! Component: 150 - total flux cleaned = 0.000548375 Jy ! Component: 200 - total flux cleaned = 0.000549606 Jy ! Total flux subtracted in 200 components = 0.000549606 Jy ! Clean residual min=-0.001465 max=0.001404 Jy/beam ! Clean residual mean=-0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.18741 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 93 components and 0.18741 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=0.066636Jy sigma=1.228556 ! Fit after self-cal, rms=0.066837Jy sigma=1.227619 ! 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=0.066837Jy sigma=1.227619 ! Fit after self-cal, rms=0.067326Jy sigma=1.224315 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8231 mas, bmaj=2.04 mas, bpa=-3.318 degrees ! Estimated noise=0.200584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000198339 Jy ! Component: 100 - total flux cleaned = 0.000138432 Jy ! Component: 150 - total flux cleaned = 0.000112705 Jy ! Component: 200 - total flux cleaned = 8.89581e-05 Jy ! Total flux subtracted in 200 components = 8.89581e-05 Jy ! Clean residual min=-0.001101 max=0.001152 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.187499 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 100 components and 0.187499 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=0.067303Jy sigma=1.223804 ! Fit after self-cal, rms=0.067335Jy sigma=1.223689 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 (-26, -34.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072091 Jy ! Component: 100 - total flux cleaned = 0.000750116 Jy ! Component: 150 - total flux cleaned = 0.000727719 Jy ! Component: 200 - total flux cleaned = 0.000664242 Jy ! Total flux subtracted in 200 components = 0.000664242 Jy ! Clean residual min=-0.001032 max=0.001088 Jy/beam ! Clean residual mean=-0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.188164 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 108 components and 0.188164 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=0.067310Jy sigma=1.223268 ! Fit after self-cal, rms=0.067315Jy sigma=1.223226 ! 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=0.067315Jy sigma=1.223226 ! Fit after self-cal, rms=0.067210Jy sigma=1.223101 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8209 mas, bmaj=2.03 mas, bpa=-2.99 degrees ! Estimated noise=0.19963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.62319e-05 Jy ! Component: 100 - total flux cleaned = 6.29792e-05 Jy ! Component: 150 - total flux cleaned = 2.25933e-05 Jy ! Component: 200 - total flux cleaned = 3.15881e-06 Jy ! Total flux subtracted in 200 components = 3.15881e-06 Jy ! Clean residual min=-0.000995 max=0.001026 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.188167 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 114 components and 0.188167 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=0.067195Jy sigma=1.222840 ! Fit after self-cal, rms=0.067200Jy sigma=1.222819 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 = 6.13418e-05 Jy ! Component: 100 - total flux cleaned = 4.37944e-05 Jy ! Component: 150 - total flux cleaned = 2.67563e-05 Jy ! Component: 200 - total flux cleaned = -3.7123e-05 Jy ! Total flux subtracted in 200 components = -3.7123e-05 Jy ! Clean residual min=-0.000982 max=0.001002 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.18813 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 119 components and 0.18813 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=0.067191Jy sigma=1.222643 ! Fit after self-cal, rms=0.067192Jy sigma=1.222635 ! 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=0.067192Jy sigma=1.222635 ! Fit after self-cal, rms=0.067065Jy sigma=1.222609 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.187 mas, bmaj=4.853 mas, bpa=1.527 degrees ! Estimated noise=0.253807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000173254 Jy ! Component: 100 - total flux cleaned = -0.000219211 Jy ! Component: 150 - total flux cleaned = -0.000250012 Jy ! Component: 200 - total flux cleaned = -0.000268816 Jy ! Total flux subtracted in 200 components = -0.000268816 Jy ! Clean residual min=-0.000897 max=0.000902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.187861 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 123 components and 0.187861 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=0.067060Jy sigma=1.222573 ! Fit after self-cal, rms=0.067061Jy sigma=1.222570 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 = -5.05902e-05 Jy ! Component: 100 - total flux cleaned = -6.8323e-05 Jy ! Component: 150 - total flux cleaned = -9.29591e-05 Jy ! Component: 200 - total flux cleaned = -0.000107943 Jy ! Total flux subtracted in 200 components = -0.000107943 Jy ! Clean residual min=-0.000868 max=0.000877 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.187753 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 124 components and 0.187753 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=0.067059Jy sigma=1.222557 ! Fit after self-cal, rms=0.067060Jy sigma=1.222552 ! 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=0.8197 mas, bmaj=2.027 mas, bpa=-2.844 degrees ! Estimated noise=0.199096 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8197 x 2.027 at -2.844 degrees (North through East) ! Clean map min=-0.00092316 max=0.087149 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=0.6286 mas, bmaj=1.627 mas, bpa=-3.656 degrees ! Estimated noise=0.452257 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.064722 Jy ! Component: 100 - total flux cleaned = 0.0956855 Jy ! Component: 150 - total flux cleaned = 0.114531 Jy ! Component: 200 - total flux cleaned = 0.127958 Jy ! Total flux subtracted in 200 components = 0.127958 Jy ! Clean residual min=-0.005175 max=0.007796 Jy/beam ! Clean residual mean=-0.000001 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.127958 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.127958 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8197 mas, bmaj=2.027 mas, bpa=-2.844 degrees ! Estimated noise=0.199096 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 = 0.0167479 Jy ! Component: 100 - total flux cleaned = 0.0279468 Jy ! Component: 150 - total flux cleaned = 0.0358661 Jy ! Component: 200 - total flux cleaned = 0.0416341 Jy ! Total flux subtracted in 200 components = 0.0416341 Jy ! Clean residual min=-0.001884 max=0.003546 Jy/beam ! Clean residual mean=-0.000007 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.169592 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 58 components and 0.169592 Jy ! Inverting map ! Added new window around map position (-0.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00435404 Jy ! Component: 100 - total flux cleaned = 0.00760535 Jy ! Component: 150 - total flux cleaned = 0.0100746 Jy ! Component: 200 - total flux cleaned = 0.011976 Jy ! Total flux subtracted in 200 components = 0.011976 Jy ! Clean residual min=-0.001258 max=0.001398 Jy/beam ! Clean residual mean=-0.000003 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.181568 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 84 components and 0.181568 Jy ! Inverting map ! Added new window around map position (1.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015699 Jy ! Component: 100 - total flux cleaned = 0.00279224 Jy ! Component: 150 - total flux cleaned = 0.00377243 Jy ! Component: 200 - total flux cleaned = 0.00454272 Jy ! Total flux subtracted in 200 components = 0.00454272 Jy ! Clean residual min=-0.001041 max=0.000961 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.186111 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 99 components and 0.186111 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=2.187 mas, bmaj=4.853 mas, bpa=1.527 degrees ! Estimated noise=0.253807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000885314 Jy ! Component: 100 - total flux cleaned = 0.00117317 Jy ! Component: 150 - total flux cleaned = 0.00136984 Jy ! Component: 200 - total flux cleaned = 0.00141646 Jy ! Total flux subtracted in 200 components = 0.00141646 Jy ! Clean residual min=-0.000856 max=0.000847 Jy/beam ! Clean residual mean=-0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.187527 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 = 5.65184e-05 Jy ! Component: 100 - total flux cleaned = 8.23695e-05 Jy ! Component: 150 - total flux cleaned = 0.000117876 Jy ! Component: 200 - total flux cleaned = 0.000161043 Jy ! Total flux subtracted in 200 components = 0.000161043 Jy ! Clean residual min=-0.000816 max=0.000865 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.187688 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 135 components and 0.187688 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8197 mas, bmaj=2.027 mas, bpa=-2.844 degrees ! Estimated noise=0.199096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184311 Jy ! Component: 100 - total flux cleaned = 0.00029634 Jy ! Component: 150 - total flux cleaned = 0.000313554 Jy ! Component: 200 - total flux cleaned = 0.000313745 Jy ! Total flux subtracted in 200 components = 0.000313745 Jy ! Clean residual min=-0.000925 max=0.000973 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.188002 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 150 components and 0.188002 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=0.067051Jy sigma=1.222324 ! Fit after self-cal, rms=0.067038Jy sigma=1.222037 wmodel J1256-2155_X_map.mod ! Writing 150 model components to file: J1256-2155_X_map.mod wobs J1256-2155_X_uvs.fits ! Writing UV FITS file: J1256-2155_X_uvs.fits wwins J1256-2155_X_map.win ! wwins: Wrote 7 windows to J1256-2155_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 = 0.000247963 Jy ! Component: 100 - total flux cleaned = 0.00043448 Jy ! Component: 150 - total flux cleaned = 0.000580619 Jy ! Component: 200 - total flux cleaned = 0.000659599 Jy ! Component: 250 - total flux cleaned = 0.000782174 Jy ! Component: 300 - total flux cleaned = 0.000826465 Jy ! Component: 350 - total flux cleaned = 0.00082634 Jy ! Component: 400 - total flux cleaned = 0.000854679 Jy ! Component: 450 - total flux cleaned = 0.000812653 Jy ! Component: 500 - total flux cleaned = 0.000812741 Jy ! Component: 550 - total flux cleaned = 0.000785921 Jy ! Component: 600 - total flux cleaned = 0.000772789 Jy ! Component: 650 - total flux cleaned = 0.000759752 Jy ! Component: 700 - total flux cleaned = 0.000708068 Jy ! Component: 750 - total flux cleaned = 0.000631936 Jy ! Component: 800 - total flux cleaned = 0.00055694 Jy ! Component: 850 - total flux cleaned = 0.000556806 Jy ! Component: 900 - total flux cleaned = 0.000495516 Jy ! Component: 950 - total flux cleaned = 0.000459336 Jy ! Component: 1000 - total flux cleaned = 0.000399719 Jy ! Component: 1050 - total flux cleaned = 0.000423239 Jy ! Component: 1100 - total flux cleaned = 0.000388435 Jy ! Component: 1150 - total flux cleaned = 0.000354138 Jy ! Component: 1200 - total flux cleaned = 0.0003771 Jy ! Component: 1250 - total flux cleaned = 0.000331969 Jy ! Component: 1300 - total flux cleaned = 0.000309634 Jy ! Component: 1350 - total flux cleaned = 0.000298664 Jy ! Component: 1400 - total flux cleaned = 0.000287778 Jy ! Component: 1450 - total flux cleaned = 0.000287805 Jy ! Component: 1500 - total flux cleaned = 0.000255406 Jy ! Component: 1550 - total flux cleaned = 0.00023402 Jy ! Component: 1600 - total flux cleaned = 0.000223416 Jy ! Component: 1650 - total flux cleaned = 0.000212852 Jy ! Component: 1700 - total flux cleaned = 0.000192146 Jy ! Component: 1750 - total flux cleaned = 0.000181913 Jy ! Component: 1800 - total flux cleaned = 0.000202335 Jy ! Component: 1850 - total flux cleaned = 0.000181881 Jy ! Component: 1900 - total flux cleaned = 0.000182043 Jy ! Component: 1950 - total flux cleaned = 0.000152076 Jy ! Component: 2000 - total flux cleaned = 0.000152199 Jy ! Component: 2050 - total flux cleaned = 0.000122743 Jy ! Component: 2100 - total flux cleaned = 0.000122887 Jy ! Component: 2150 - total flux cleaned = 0.000103519 Jy ! Component: 2200 - total flux cleaned = 9.38811e-05 Jy ! Component: 2250 - total flux cleaned = 0.000103436 Jy ! Component: 2300 - total flux cleaned = 9.387e-05 Jy ! Component: 2350 - total flux cleaned = 9.37618e-05 Jy ! Component: 2400 - total flux cleaned = 0.000102992 Jy ! Component: 2450 - total flux cleaned = 5.65406e-05 Jy ! Component: 2500 - total flux cleaned = 3.81007e-05 Jy ! Component: 2550 - total flux cleaned = 3.81561e-05 Jy ! Component: 2600 - total flux cleaned = 5.62902e-05 Jy ! Component: 2650 - total flux cleaned = 2.01638e-05 Jy ! Component: 2700 - total flux cleaned = 1.11524e-05 Jy ! Component: 2750 - total flux cleaned = 2.2819e-06 Jy ! Component: 2800 - total flux cleaned = 2.25589e-06 Jy ! Component: 2850 - total flux cleaned = -1.52579e-05 Jy ! Component: 2900 - total flux cleaned = -6.44247e-06 Jy ! Component: 2950 - total flux cleaned = -1.50529e-05 Jy ! Component: 3000 - total flux cleaned = -6.41638e-06 Jy ! Component: 3050 - total flux cleaned = 1.08535e-05 Jy ! Component: 3100 - total flux cleaned = 3.64145e-05 Jy ! Component: 3150 - total flux cleaned = 1.09965e-05 Jy ! Component: 3200 - total flux cleaned = 2.79456e-05 Jy ! Component: 3250 - total flux cleaned = 7.82401e-05 Jy ! Component: 3300 - total flux cleaned = 5.32445e-05 Jy ! Component: 3350 - total flux cleaned = 9.47181e-05 Jy ! Component: 3400 - total flux cleaned = 0.0001112 Jy ! Component: 3450 - total flux cleaned = 8.66248e-05 Jy ! Component: 3500 - total flux cleaned = 0.000119253 Jy ! Component: 3550 - total flux cleaned = 0.000143545 Jy ! Component: 3600 - total flux cleaned = 0.000135496 Jy ! Component: 3650 - total flux cleaned = 0.000143552 Jy ! Component: 3700 - total flux cleaned = 0.000127589 Jy ! Component: 3750 - total flux cleaned = 0.000159412 Jy ! Component: 3800 - total flux cleaned = 0.000167269 Jy ! Component: 3850 - total flux cleaned = 0.00019086 Jy ! Component: 3900 - total flux cleaned = 0.000183009 Jy ! Component: 3950 - total flux cleaned = 0.000206296 Jy ! Component: 4000 - total flux cleaned = 0.00020626 Jy ! Component: 4050 - total flux cleaned = 0.000237066 Jy ! Total flux subtracted in 4096 components = 0.000221737 Jy ! Clean residual min=-0.000420 max=0.000444 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.188224 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 473 components and 0.188224 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1256-2155_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8197 x 2.027 at -2.844 degrees (North through East) ! Clean map min=-0.00076363 max=0.086851 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1256-2155_X_map.fits wmodel /vlbi/uf001/uva//J1256-2155_X_map.mod ! Writing 473 model components to file: /vlbi/uf001/uva//J1256-2155_X_map.mod wobs /vlbi/uf001/uva//J1256-2155_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1256-2155_X_uvs.fits wwins /vlbi/uf001/uva//J1256-2155_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1256-2155_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0868507 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129362 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.446842 0.446842 0.893685 1.78737 3.57474 7.14948 14.299 28.5979 57.1958 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 671.377 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1256-2155_X_dfm.log closed on Mon Jan 14 02:07:03 2019