! Started logfile: /vlbi/uf001/uva//J2108-2911_X_dfm.log on Mon Jan 14 05:45:41 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//J2108-2911_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2108-2911_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997222 visibilities/baseline/integration-bin. ! Found source: J2108-2911 ! ! 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 25848 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 J2108-2911_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. ! ! 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=1.001915Jy sigma=18.414800 ! Fit after self-cal, rms=0.933961Jy sigma=17.067026 ! 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=0.6041 mas, bmaj=1.659 mas, bpa=-6.417 degrees ! Estimated noise=0.512732 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 = 0.0545884 Jy ! Component: 100 - total flux cleaned = 0.0673386 Jy ! Total flux subtracted in 100 components = 0.0673386 Jy ! Clean residual min=-0.003094 max=0.004811 Jy/beam ! Clean residual mean=-0.000004 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.0673386 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0673386 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=0.082083Jy sigma=1.255675 ! Fit after self-cal, rms=0.081449Jy sigma=1.245310 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0053401 Jy ! Component: 100 - total flux cleaned = 0.00719399 Jy ! Total flux subtracted in 100 components = 0.00719399 Jy ! Clean residual min=-0.002837 max=0.004016 Jy/beam ! Clean residual mean=-0.000002 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.0745326 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0745326 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=0.081299Jy sigma=1.236747 ! Fit after self-cal, rms=0.081286Jy sigma=1.236643 ! 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=0.793 mas, bmaj=2.078 mas, bpa=-5.279 degrees ! Estimated noise=0.247773 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 = 0.000210235 Jy ! Component: 100 - total flux cleaned = 0.000210093 Jy ! Component: 150 - total flux cleaned = 0.000228327 Jy ! Component: 200 - total flux cleaned = 0.000262679 Jy ! Total flux subtracted in 200 components = 0.000262679 Jy ! Clean residual min=-0.002887 max=0.003365 Jy/beam ! Clean residual mean=-0.000006 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.0747953 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.0747953 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=0.081284Jy sigma=1.236210 ! Fit after self-cal, rms=0.081278Jy sigma=1.236199 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.793 x 2.078 at -5.279 degrees (North through East) ! Clean map min=-0.0027779 max=0.071497 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.20 KP 0.98 ! LA 0.99 MK 1.01 NL 1.01 OV 0.92 ! PT 0.92 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.15 KP 0.96 ! LA 0.96 MK 0.99 NL 0.99 OV 0.93 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 1.12 KP 1.05 ! LA 0.95 MK 0.97 NL 1.01 OV 0.93 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.06 HN 1.12 KP 1.01 ! LA 0.92 MK 1.01 NL 1.01 OV 0.95 ! PT 0.85 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 1.24 KP 1.09 ! LA 0.93 MK 0.97 NL 1.04 OV 0.89 ! PT 0.85 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.08 HN 1.22 KP 1.04 ! LA 1.00 MK 1.01 NL 1.01 OV 0.88 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.16 KP 1.09 ! LA 0.98 MK 1.02 NL 1.01 OV 0.93 ! PT 0.89 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 1.22 KP 1.04 ! LA 0.88 MK 0.97 NL 1.03 OV 0.90 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.09 HN 1.30 KP 1.00 ! LA 0.95 MK 0.97 NL 0.98 OV 0.87 ! PT 0.88 SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 1.15 KP 1.00 ! LA 1.02 MK 1.05 NL 1.07 OV 0.95 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00 HN 1.18 KP 1.03 ! LA 0.90 MK 0.98 NL 1.03 OV 0.93 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 1.16 KP 0.99 ! LA 0.99 MK 0.99 NL 1.11 OV 0.89 ! PT 0.88 SC 0.96 ! ! ! Fit before self-cal, rms=0.081278Jy sigma=1.236199 ! Fit after self-cal, rms=0.084590Jy sigma=1.226670 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7936 mas, bmaj=2.066 mas, bpa=-4.78 degrees ! Estimated noise=0.244831 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 = -0.000509314 Jy ! Component: 100 - total flux cleaned = -0.000529697 Jy ! Component: 150 - total flux cleaned = -0.000530069 Jy ! Component: 200 - total flux cleaned = -0.000529141 Jy ! Total flux subtracted in 200 components = -0.000529141 Jy ! Clean residual min=-0.002171 max=0.001988 Jy/beam ! Clean residual mean=-0.000006 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0742661 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.0742662 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=0.084576Jy sigma=1.226626 ! Fit after self-cal, rms=0.084762Jy sigma=1.226099 ! 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=0.084762Jy sigma=1.226099 ! Fit after self-cal, rms=0.092032Jy sigma=1.220225 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=2.065 mas, bpa=-4.805 degrees ! Estimated noise=0.245629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000118989 Jy ! Component: 100 - total flux cleaned = 0.000128774 Jy ! Component: 150 - total flux cleaned = 0.00012863 Jy ! Component: 200 - total flux cleaned = 0.000114811 Jy ! Total flux subtracted in 200 components = 0.000114811 Jy ! Clean residual min=-0.001376 max=0.001434 Jy/beam ! Clean residual mean=-0.000003 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.074381 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.074381 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=0.092030Jy sigma=1.220181 ! Fit after self-cal, rms=0.092175Jy sigma=1.220058 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 (11.4, 19.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000730018 Jy ! Component: 100 - total flux cleaned = 0.00070326 Jy ! Component: 150 - total flux cleaned = 0.000633792 Jy ! Component: 200 - total flux cleaned = 0.000615186 Jy ! Total flux subtracted in 200 components = 0.000615186 Jy ! Clean residual min=-0.001341 max=0.001384 Jy/beam ! Clean residual mean=-0.000003 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0749961 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.0749961 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=0.092144Jy sigma=1.219679 ! Fit after self-cal, rms=0.092133Jy sigma=1.219624 ! Inverting map ! Added new window around map position (10.4, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000521462 Jy ! Component: 100 - total flux cleaned = 0.000677796 Jy ! Component: 150 - total flux cleaned = 0.000726584 Jy ! Component: 200 - total flux cleaned = 0.000747885 Jy ! Total flux subtracted in 200 components = 0.000747885 Jy ! Clean residual min=-0.001226 max=0.001317 Jy/beam ! Clean residual mean=-0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.075744 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 62 components and 0.075744 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=0.092097Jy sigma=1.219222 ! Fit after self-cal, rms=0.092088Jy sigma=1.219168 ! Inverting map ! Added new window around map position (12.2, -23.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000846537 Jy ! Component: 100 - total flux cleaned = 0.00092784 Jy ! Component: 150 - total flux cleaned = 0.000951207 Jy ! Component: 200 - total flux cleaned = 0.000994066 Jy ! Total flux subtracted in 200 components = 0.000994066 Jy ! Clean residual min=-0.001150 max=0.001087 Jy/beam ! Clean residual mean=-0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0767381 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.0767381 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=0.092062Jy sigma=1.218820 ! Fit after self-cal, rms=0.092059Jy sigma=1.218765 ! 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=0.092059Jy sigma=1.218765 ! Fit after self-cal, rms=0.097458Jy sigma=1.217930 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.792 mas, bmaj=2.062 mas, bpa=-4.897 degrees ! Estimated noise=0.24598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000139598 Jy ! Component: 100 - total flux cleaned = -0.000206026 Jy ! Component: 150 - total flux cleaned = -0.000225122 Jy ! Component: 200 - total flux cleaned = -0.00022496 Jy ! Total flux subtracted in 200 components = -0.00022496 Jy ! Clean residual min=-0.001026 max=0.001120 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0765131 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 89 components and 0.0765131 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=0.097443Jy sigma=1.217798 ! Fit after self-cal, rms=0.097520Jy sigma=1.217750 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 (42.4, -20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000653387 Jy ! Component: 100 - total flux cleaned = 0.00065531 Jy ! Component: 150 - total flux cleaned = 0.000595906 Jy ! Component: 200 - total flux cleaned = 0.000559716 Jy ! Total flux subtracted in 200 components = 0.000559716 Jy ! Clean residual min=-0.000951 max=0.001014 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0770729 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 0.0770729 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=0.097500Jy sigma=1.217475 ! Fit after self-cal, rms=0.097503Jy sigma=1.217446 ! 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=0.097503Jy sigma=1.217446 ! Fit after self-cal, rms=0.097594Jy sigma=1.217420 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.201 mas, bmaj=5.688 mas, bpa=0.8236 degrees ! Estimated noise=0.320305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.37191e-06 Jy ! Component: 100 - total flux cleaned = 5.22496e-05 Jy ! Component: 150 - total flux cleaned = 0.00012934 Jy ! Component: 200 - total flux cleaned = 0.000208963 Jy ! Total flux subtracted in 200 components = 0.000208963 Jy ! Clean residual min=-0.001176 max=0.001243 Jy/beam ! Clean residual mean=-0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0772818 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 110 components and 0.0772818 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=0.097588Jy sigma=1.217381 ! Fit after self-cal, rms=0.097589Jy sigma=1.217375 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 = -6.81503e-06 Jy ! Component: 100 - total flux cleaned = 3.97641e-05 Jy ! Component: 150 - total flux cleaned = 5.75143e-05 Jy ! Component: 200 - total flux cleaned = 9.11254e-05 Jy ! Total flux subtracted in 200 components = 9.11254e-05 Jy ! Clean residual min=-0.001170 max=0.001238 Jy/beam ! Clean residual mean=-0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.077373 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 113 components and 0.077373 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=0.097585Jy sigma=1.217367 ! Fit after self-cal, rms=0.097585Jy sigma=1.217368 ! 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=0.7917 mas, bmaj=2.061 mas, bpa=-4.905 degrees ! Estimated noise=0.245789 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7917 x 2.061 at -4.905 degrees (North through East) ! Clean map min=-0.0017725 max=0.070969 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=0.6014 mas, bmaj=1.64 mas, bpa=-5.993 degrees ! Estimated noise=0.507972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0543178 Jy ! Component: 100 - total flux cleaned = 0.0671827 Jy ! Component: 150 - total flux cleaned = 0.071974 Jy ! Component: 200 - total flux cleaned = 0.0732712 Jy ! Total flux subtracted in 200 components = 0.0732712 Jy ! Clean residual min=-0.002519 max=0.002274 Jy/beam ! Clean residual mean=-0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.0732712 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0732712 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7917 mas, bmaj=2.061 mas, bpa=-4.905 degrees ! Estimated noise=0.245789 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 = 0.00179512 Jy ! Component: 100 - total flux cleaned = 0.00261866 Jy ! Component: 150 - total flux cleaned = 0.00319619 Jy ! Component: 200 - total flux cleaned = 0.00342444 Jy ! Total flux subtracted in 200 components = 0.00342444 Jy ! Clean residual min=-0.001154 max=0.001108 Jy/beam ! Clean residual mean=-0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0766957 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.0766957 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=2.201 mas, bmaj=5.688 mas, bpa=0.8236 degrees ! Estimated noise=0.320305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000141068 Jy ! Component: 100 - total flux cleaned = 0.000263394 Jy ! Component: 150 - total flux cleaned = 0.000348547 Jy ! Component: 200 - total flux cleaned = 0.000464354 Jy ! Total flux subtracted in 200 components = 0.000464354 Jy ! Clean residual min=-0.001188 max=0.001176 Jy/beam ! Clean residual mean=-0.000002 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.07716 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 = 0.000106034 Jy ! Component: 100 - total flux cleaned = 0.000217811 Jy ! Component: 150 - total flux cleaned = 0.000291029 Jy ! Component: 200 - total flux cleaned = 0.000331476 Jy ! Total flux subtracted in 200 components = 0.000331476 Jy ! Clean residual min=-0.001200 max=0.001181 Jy/beam ! Clean residual mean=-0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0774915 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 64 components and 0.0774915 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7917 mas, bmaj=2.061 mas, bpa=-4.905 degrees ! Estimated noise=0.245789 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.31131e-05 Jy ! Component: 100 - total flux cleaned = -7.86405e-05 Jy ! Component: 150 - total flux cleaned = -0.000126347 Jy ! Component: 200 - total flux cleaned = -0.000148244 Jy ! Total flux subtracted in 200 components = -0.000148244 Jy ! Clean residual min=-0.000997 max=0.001035 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0773433 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.0773433 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=0.097608Jy sigma=1.217695 ! Fit after self-cal, rms=0.097616Jy sigma=1.217656 wmodel J2108-2911_X_map.mod ! Writing 78 model components to file: J2108-2911_X_map.mod wobs J2108-2911_X_uvs.fits ! Writing UV FITS file: J2108-2911_X_uvs.fits wwins J2108-2911_X_map.win ! wwins: Wrote 5 windows to J2108-2911_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 = -1.63158e-05 Jy ! Component: 100 - total flux cleaned = -8.74169e-05 Jy ! Component: 150 - total flux cleaned = -0.000122039 Jy ! Component: 200 - total flux cleaned = -0.000188196 Jy ! Component: 250 - total flux cleaned = -0.000172098 Jy ! Component: 300 - total flux cleaned = -0.000172054 Jy ! Component: 350 - total flux cleaned = -0.000125809 Jy ! Component: 400 - total flux cleaned = -6.58244e-05 Jy ! Component: 450 - total flux cleaned = -5.11011e-05 Jy ! Component: 500 - total flux cleaned = -2.19423e-05 Jy ! Component: 550 - total flux cleaned = -7.70752e-06 Jy ! Component: 600 - total flux cleaned = 4.82629e-05 Jy ! Component: 650 - total flux cleaned = 3.44135e-05 Jy ! Component: 700 - total flux cleaned = 0.000116114 Jy ! Component: 750 - total flux cleaned = 0.000129427 Jy ! Component: 800 - total flux cleaned = 0.000182405 Jy ! Component: 850 - total flux cleaned = 0.000169045 Jy ! Component: 900 - total flux cleaned = 0.000143103 Jy ! Component: 950 - total flux cleaned = 0.000207516 Jy ! Component: 1000 - total flux cleaned = 0.000232744 Jy ! Component: 1050 - total flux cleaned = 0.000232868 Jy ! Component: 1100 - total flux cleaned = 0.0002576 Jy ! Component: 1150 - total flux cleaned = 0.000196153 Jy ! Component: 1200 - total flux cleaned = 0.000183977 Jy ! Component: 1250 - total flux cleaned = 0.000135658 Jy ! Component: 1300 - total flux cleaned = 0.000147613 Jy ! Component: 1350 - total flux cleaned = 8.82312e-05 Jy ! Component: 1400 - total flux cleaned = 0.000111772 Jy ! Component: 1450 - total flux cleaned = 0.000111731 Jy ! Component: 1500 - total flux cleaned = 8.85771e-05 Jy ! Component: 1550 - total flux cleaned = 7.70917e-05 Jy ! Component: 1600 - total flux cleaned = 5.43576e-05 Jy ! Component: 1650 - total flux cleaned = 5.44887e-05 Jy ! Component: 1700 - total flux cleaned = 4.31477e-05 Jy ! Component: 1750 - total flux cleaned = 6.54128e-05 Jy ! Component: 1800 - total flux cleaned = 7.64484e-05 Jy ! Component: 1850 - total flux cleaned = 5.48535e-05 Jy ! Component: 1900 - total flux cleaned = 6.56555e-05 Jy ! Component: 1950 - total flux cleaned = 0.000119393 Jy ! Component: 2000 - total flux cleaned = 0.000108701 Jy ! Component: 2050 - total flux cleaned = 8.75924e-05 Jy ! Component: 2100 - total flux cleaned = 4.54755e-05 Jy ! Component: 2150 - total flux cleaned = 3.49886e-05 Jy ! Component: 2200 - total flux cleaned = 5.56725e-05 Jy ! Component: 2250 - total flux cleaned = 4.11603e-06 Jy ! Component: 2300 - total flux cleaned = 1.42792e-05 Jy ! Component: 2350 - total flux cleaned = -2.64431e-05 Jy ! Component: 2400 - total flux cleaned = -1.6384e-05 Jy ! Component: 2450 - total flux cleaned = -2.64331e-05 Jy ! Component: 2500 - total flux cleaned = -1.63648e-05 Jy ! Component: 2550 - total flux cleaned = 1.3417e-05 Jy ! Component: 2600 - total flux cleaned = -1.61077e-05 Jy ! Component: 2650 - total flux cleaned = 3.544e-06 Jy ! Component: 2700 - total flux cleaned = 3.26877e-05 Jy ! Component: 2750 - total flux cleaned = 4.23193e-05 Jy ! Component: 2800 - total flux cleaned = -2.51459e-05 Jy ! Component: 2850 - total flux cleaned = -6.03388e-06 Jy ! Component: 2900 - total flux cleaned = 3.56212e-06 Jy ! Component: 2950 - total flux cleaned = 1.30385e-05 Jy ! Component: 3000 - total flux cleaned = 3.18426e-05 Jy ! Component: 3050 - total flux cleaned = 1.30898e-05 Jy ! Component: 3100 - total flux cleaned = 2.23841e-05 Jy ! Component: 3150 - total flux cleaned = 4.08731e-05 Jy ! Component: 3200 - total flux cleaned = -5.11966e-06 Jy ! Component: 3250 - total flux cleaned = 4.1187e-06 Jy ! Component: 3300 - total flux cleaned = -2.3168e-05 Jy ! Component: 3350 - total flux cleaned = -6.84704e-05 Jy ! Component: 3400 - total flux cleaned = -4.14816e-05 Jy ! Component: 3450 - total flux cleaned = -6.83808e-05 Jy ! Component: 3500 - total flux cleaned = -9.51647e-05 Jy ! Component: 3550 - total flux cleaned = -8.62468e-05 Jy ! Component: 3600 - total flux cleaned = -7.73931e-05 Jy ! Component: 3650 - total flux cleaned = -0.000112555 Jy ! Component: 3700 - total flux cleaned = -0.000147488 Jy ! Component: 3750 - total flux cleaned = -0.000164856 Jy ! Component: 3800 - total flux cleaned = -0.000130185 Jy ! Component: 3850 - total flux cleaned = -0.000147552 Jy ! Component: 3900 - total flux cleaned = -0.000156173 Jy ! Component: 3950 - total flux cleaned = -0.000190261 Jy ! Component: 4000 - total flux cleaned = -0.000173234 Jy ! Component: 4050 - total flux cleaned = -0.000198583 Jy ! Total flux subtracted in 4096 components = -0.00017331 Jy ! Clean residual min=-0.000532 max=0.000479 Jy/beam ! Clean residual mean=-0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.07717 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 368 components and 0.07717 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2108-2911_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7917 x 2.061 at -4.905 degrees (North through East) ! Clean map min=-0.0017647 max=0.070597 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2108-2911_X_map.fits wmodel /vlbi/uf001/uva//J2108-2911_X_map.mod ! Writing 368 model components to file: /vlbi/uf001/uva//J2108-2911_X_map.mod wobs /vlbi/uf001/uva//J2108-2911_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2108-2911_X_uvs.fits wwins /vlbi/uf001/uva//J2108-2911_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2108-2911_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0705969 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142927 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.607364 0.607364 1.21473 2.42946 4.85891 9.71783 19.4357 38.8713 77.7426 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 493.937 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2108-2911_X_dfm.log closed on Mon Jan 14 05:45:47 2019