! Started logfile: /vlbi/uf001/uva//J0038-2120_X_dfm.log on Sun Jan 13 20:39:46 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//J0038-2120_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0038-2120_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.995402 visibilities/baseline/integration-bin. ! Found source: J0038-2120 ! ! 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 31176 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 J0038-2120_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001898Jy sigma=21.580349 ! Fit after self-cal, rms=0.937839Jy sigma=20.106997 ! 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=0.5884 mas, bmaj=1.647 mas, bpa=-2.717 degrees ! Estimated noise=0.402574 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 = 0.0394268 Jy ! Component: 100 - total flux cleaned = 0.0578924 Jy ! Total flux subtracted in 100 components = 0.0578924 Jy ! Clean residual min=-0.005068 max=0.012030 Jy/beam ! Clean residual mean=-0.000008 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 0.0578924 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.0578924 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=0.072916Jy sigma=1.526256 ! Fit after self-cal, rms=0.072370Jy sigma=1.515555 ! Inverting map ! Added new window around map position (0.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134086 Jy ! Component: 100 - total flux cleaned = 0.0225471 Jy ! Total flux subtracted in 100 components = 0.0225471 Jy ! Clean residual min=-0.004059 max=0.006391 Jy/beam ! Clean residual mean=-0.000007 rms=0.001187 Jy/beam ! Combined flux in latest and established models = 0.0804395 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.0804395 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=0.067325Jy sigma=1.383406 ! Fit after self-cal, rms=0.067239Jy sigma=1.381964 ! Inverting map ! Added new window around map position (1.4, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00793567 Jy ! Component: 100 - total flux cleaned = 0.0137166 Jy ! Total flux subtracted in 100 components = 0.0137166 Jy ! Clean residual min=-0.003623 max=0.004842 Jy/beam ! Clean residual mean=-0.000006 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.0941561 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 0.0941561 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=0.065219Jy sigma=1.328202 ! Fit after self-cal, rms=0.065147Jy sigma=1.326763 ! 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=0.7987 mas, bmaj=2.059 mas, bpa=-2.874 degrees ! Estimated noise=0.192548 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 = 0.010821 Jy ! Component: 100 - total flux cleaned = 0.0176648 Jy ! Component: 150 - total flux cleaned = 0.022252 Jy ! Component: 200 - total flux cleaned = 0.0253458 Jy ! Total flux subtracted in 200 components = 0.0253458 Jy ! Clean residual min=-0.003748 max=0.007783 Jy/beam ! Clean residual mean=-0.000014 rms=0.001449 Jy/beam ! Combined flux in latest and established models = 0.119502 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 90 components and 0.119502 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=0.063384Jy sigma=1.275550 ! Fit after self-cal, rms=0.063286Jy sigma=1.272432 ! Inverting map ! Added new window around map position (3.2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00880536 Jy ! Component: 100 - total flux cleaned = 0.0138695 Jy ! Component: 150 - total flux cleaned = 0.0173014 Jy ! Component: 200 - total flux cleaned = 0.0198598 Jy ! Total flux subtracted in 200 components = 0.0198598 Jy ! Clean residual min=-0.003221 max=0.005201 Jy/beam ! Clean residual mean=-0.000009 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.139362 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 141 components and 0.139362 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=0.062067Jy sigma=1.240125 ! Fit after self-cal, rms=0.061868Jy sigma=1.234643 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7987 x 2.059 at -2.874 degrees (North through East) ! Clean map min=-0.0026066 max=0.056042 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.94 HN 1.10 KP 1.06 ! LA 0.91 MK 1.05 NL 1.23 OV 0.94 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 1.12 KP 1.05 ! LA 0.88 MK 1.05 NL 1.15 OV 0.92 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 1.06 KP 1.10 ! LA 0.88 MK 1.12 NL 1.14 OV 0.91 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.94 HN 1.11 KP 1.09 ! LA 0.94 MK 1.19 NL 1.17 OV 0.96 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 1.18 KP 1.10 ! LA 0.93 MK 0.99 NL 1.17 OV 0.92 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 1.13 KP 1.05 ! LA 0.91 MK 1.09 NL 1.13 OV 0.94 ! PT 0.91 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 1.16 KP 1.07 ! LA 0.92 MK 0.96 NL 1.13 OV 0.96 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.07 KP 1.06 ! LA 0.96 MK 0.87 NL 1.17 OV 0.98 ! PT 0.90 SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.92 HN 1.14 KP 1.07 ! LA 0.94 MK 0.88 NL 1.19 OV 0.98 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.92 HN 1.12 KP 1.09 ! LA 0.93 MK 0.81 NL 1.12 OV 0.96 ! PT 0.91 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.18 KP 1.14 ! LA 0.92 MK 0.82 NL 1.15 OV 0.96 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.97 HN 1.14 KP 1.06 ! LA 0.93 MK 0.83 NL 1.14 OV 0.94 ! PT 0.91 SC 0.99 ! ! ! Fit before self-cal, rms=0.061868Jy sigma=1.234643 ! Fit after self-cal, rms=0.064332Jy sigma=1.215902 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7945 mas, bmaj=2.053 mas, bpa=-2.923 degrees ! Estimated noise=0.192702 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 = 0.00330261 Jy ! Component: 100 - total flux cleaned = 0.00352213 Jy ! Component: 150 - total flux cleaned = 0.00367565 Jy ! Component: 200 - total flux cleaned = 0.00378992 Jy ! Total flux subtracted in 200 components = 0.00378992 Jy ! Clean residual min=-0.001881 max=0.002451 Jy/beam ! Clean residual mean=0.000001 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.143152 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 158 components and 0.143152 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=0.064161Jy sigma=1.211264 ! Fit after self-cal, rms=0.064280Jy sigma=1.210016 ! 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=0.064280Jy sigma=1.210016 ! Fit after self-cal, rms=0.064922Jy sigma=1.207448 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7942 mas, bmaj=2.047 mas, bpa=-2.804 degrees ! Estimated noise=0.192978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142663 Jy ! Component: 100 - total flux cleaned = 0.00168518 Jy ! Component: 150 - total flux cleaned = 0.00182441 Jy ! Component: 200 - total flux cleaned = 0.00187149 Jy ! Total flux subtracted in 200 components = 0.00187149 Jy ! Clean residual min=-0.001814 max=0.002253 Jy/beam ! Clean residual mean=0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.145023 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 166 components and 0.145023 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=0.064877Jy sigma=1.206261 ! Fit after self-cal, rms=0.064901Jy sigma=1.206026 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 (-9.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218977 Jy ! Component: 100 - total flux cleaned = 0.00336511 Jy ! Component: 150 - total flux cleaned = 0.0042091 Jy ! Component: 200 - total flux cleaned = 0.00483384 Jy ! Total flux subtracted in 200 components = 0.00483384 Jy ! Clean residual min=-0.001578 max=0.001680 Jy/beam ! Clean residual mean=0.000001 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.149857 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 199 components and 0.149857 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=0.064826Jy sigma=1.203989 ! Fit after self-cal, rms=0.064814Jy sigma=1.203824 ! 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=0.064814Jy sigma=1.203824 ! Fit after self-cal, rms=0.065407Jy sigma=1.203071 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7938 mas, bmaj=2.043 mas, bpa=-2.787 degrees ! Estimated noise=0.192736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000862337 Jy ! Component: 100 - total flux cleaned = 0.00118147 Jy ! Component: 150 - total flux cleaned = 0.00132667 Jy ! Component: 200 - total flux cleaned = 0.00138395 Jy ! Total flux subtracted in 200 components = 0.00138395 Jy ! Clean residual min=-0.001460 max=0.001588 Jy/beam ! Clean residual mean=0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.151241 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 213 components and 0.151241 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=0.065389Jy sigma=1.202658 ! Fit after self-cal, rms=0.065407Jy sigma=1.202611 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 (16.6, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149183 Jy ! Component: 100 - total flux cleaned = 0.00221094 Jy ! Component: 150 - total flux cleaned = 0.0025196 Jy ! Component: 200 - total flux cleaned = 0.00272758 Jy ! Total flux subtracted in 200 components = 0.00272758 Jy ! Clean residual min=-0.001316 max=0.001333 Jy/beam ! Clean residual mean=-0.000000 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.153968 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 235 components and 0.153968 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=0.065368Jy sigma=1.201730 ! Fit after self-cal, rms=0.065362Jy sigma=1.201636 ! 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=0.065362Jy sigma=1.201636 ! Fit after self-cal, rms=0.065406Jy sigma=1.201532 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.204 mas, bmaj=5.024 mas, bpa=3.765 degrees ! Estimated noise=0.246004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121843 Jy ! Component: 100 - total flux cleaned = 0.00189679 Jy ! Component: 150 - total flux cleaned = 0.00223305 Jy ! Component: 200 - total flux cleaned = 0.00247444 Jy ! Total flux subtracted in 200 components = 0.00247444 Jy ! Clean residual min=-0.001694 max=0.001953 Jy/beam ! Clean residual mean=-0.000000 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.156443 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 249 components and 0.156443 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=0.065402Jy sigma=1.201313 ! Fit after self-cal, rms=0.065399Jy sigma=1.201242 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 = 0.000372748 Jy ! Component: 100 - total flux cleaned = 0.000453431 Jy ! Component: 150 - total flux cleaned = 0.000528477 Jy ! Component: 200 - total flux cleaned = 0.000612491 Jy ! Total flux subtracted in 200 components = 0.000612491 Jy ! Clean residual min=-0.001673 max=0.001999 Jy/beam ! Clean residual mean=-0.000000 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.157055 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 253 components and 0.157055 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=0.065397Jy sigma=1.201230 ! Fit after self-cal, rms=0.065393Jy sigma=1.201213 ! 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=0.7936 mas, bmaj=2.042 mas, bpa=-2.751 degrees ! Estimated noise=0.192772 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7936 x 2.042 at -2.751 degrees (North through East) ! Clean map min=-0.0011376 max=0.05532 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=0.5806 mas, bmaj=1.641 mas, bpa=-2.426 degrees ! Estimated noise=0.402635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0401785 Jy ! Component: 100 - total flux cleaned = 0.0599746 Jy ! Component: 150 - total flux cleaned = 0.0730545 Jy ! Component: 200 - total flux cleaned = 0.0829036 Jy ! Total flux subtracted in 200 components = 0.0829036 Jy ! Clean residual min=-0.003953 max=0.005845 Jy/beam ! Clean residual mean=-0.000006 rms=0.001119 Jy/beam ! Combined flux in latest and established models = 0.0829036 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.0829036 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7936 mas, bmaj=2.042 mas, bpa=-2.751 degrees ! Estimated noise=0.192772 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) ! Added new window around map position (2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158732 Jy ! Component: 100 - total flux cleaned = 0.0267668 Jy ! Component: 150 - total flux cleaned = 0.0347648 Jy ! Component: 200 - total flux cleaned = 0.0407506 Jy ! Total flux subtracted in 200 components = 0.0407506 Jy ! Clean residual min=-0.002814 max=0.003808 Jy/beam ! Clean residual mean=-0.000007 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.123654 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 110 components and 0.123654 Jy ! Inverting map ! Added new window around map position (-0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0046551 Jy ! Component: 100 - total flux cleaned = 0.00825574 Jy ! Component: 150 - total flux cleaned = 0.0112126 Jy ! Component: 200 - total flux cleaned = 0.013723 Jy ! Total flux subtracted in 200 components = 0.013723 Jy ! Clean residual min=-0.002022 max=0.002249 Jy/beam ! Clean residual mean=-0.000003 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.137377 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 156 components and 0.137377 Jy ! Inverting map ! Added new window around map position (10.4, -10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023672 Jy ! Component: 100 - total flux cleaned = 0.00428844 Jy ! Component: 150 - total flux cleaned = 0.00597011 Jy ! Component: 200 - total flux cleaned = 0.00745479 Jy ! Total flux subtracted in 200 components = 0.00745479 Jy ! Clean residual min=-0.001589 max=0.001443 Jy/beam ! Clean residual mean=-0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.144832 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 193 components and 0.144832 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=2.204 mas, bmaj=5.024 mas, bpa=3.765 degrees ! Estimated noise=0.246004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254015 Jy ! Component: 100 - total flux cleaned = 0.00448037 Jy ! Component: 150 - total flux cleaned = 0.00601404 Jy ! Component: 200 - total flux cleaned = 0.00725407 Jy ! Total flux subtracted in 200 components = 0.00725407 Jy ! Clean residual min=-0.001792 max=0.001691 Jy/beam ! Clean residual mean=-0.000001 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.152086 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 = 0.00101967 Jy ! Component: 100 - total flux cleaned = 0.00187389 Jy ! Component: 150 - total flux cleaned = 0.0025987 Jy ! Component: 200 - total flux cleaned = 0.00322357 Jy ! Total flux subtracted in 200 components = 0.00322357 Jy ! Clean residual min=-0.001668 max=0.001841 Jy/beam ! Clean residual mean=0.000001 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.15531 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 288 components and 0.15531 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7936 mas, bmaj=2.042 mas, bpa=-2.751 degrees ! Estimated noise=0.192772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002023 Jy ! Component: 100 - total flux cleaned = 0.000502287 Jy ! Component: 150 - total flux cleaned = 0.000740175 Jy ! Component: 200 - total flux cleaned = 0.000953538 Jy ! Total flux subtracted in 200 components = 0.000953538 Jy ! Clean residual min=-0.001366 max=0.001308 Jy/beam ! Clean residual mean=0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.156263 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 306 components and 0.156263 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=0.065365Jy sigma=1.200862 ! Fit after self-cal, rms=0.065313Jy sigma=1.200370 wmodel J0038-2120_X_map.mod ! Writing 306 model components to file: J0038-2120_X_map.mod wobs J0038-2120_X_uvs.fits ! Writing UV FITS file: J0038-2120_X_uvs.fits wwins J0038-2120_X_map.win ! wwins: Wrote 9 windows to J0038-2120_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 = -3.42424e-05 Jy ! Component: 100 - total flux cleaned = 0.000203862 Jy ! Component: 150 - total flux cleaned = 0.000244588 Jy ! Component: 200 - total flux cleaned = 0.000148418 Jy ! Component: 250 - total flux cleaned = 1.90727e-05 Jy ! Component: 300 - total flux cleaned = -0.000104956 Jy ! Component: 350 - total flux cleaned = -0.000190708 Jy ! Component: 400 - total flux cleaned = -0.000257541 Jy ! Component: 450 - total flux cleaned = -0.000290057 Jy ! Component: 500 - total flux cleaned = -0.000305913 Jy ! Component: 550 - total flux cleaned = -0.000259343 Jy ! Component: 600 - total flux cleaned = -0.000305288 Jy ! Component: 650 - total flux cleaned = -0.000335024 Jy ! Component: 700 - total flux cleaned = -0.000334835 Jy ! Component: 750 - total flux cleaned = -0.000349199 Jy ! Component: 800 - total flux cleaned = -0.000363572 Jy ! Component: 850 - total flux cleaned = -0.00039174 Jy ! Component: 900 - total flux cleaned = -0.000460587 Jy ! Component: 950 - total flux cleaned = -0.000460349 Jy ! Component: 1000 - total flux cleaned = -0.000500663 Jy ! Component: 1050 - total flux cleaned = -0.000553711 Jy ! Component: 1100 - total flux cleaned = -0.000645106 Jy ! Component: 1150 - total flux cleaned = -0.000657849 Jy ! Component: 1200 - total flux cleaned = -0.000734188 Jy ! Component: 1250 - total flux cleaned = -0.000809602 Jy ! Component: 1300 - total flux cleaned = -0.000846714 Jy ! Component: 1350 - total flux cleaned = -0.000920321 Jy ! Component: 1400 - total flux cleaned = -0.000956502 Jy ! Component: 1450 - total flux cleaned = -0.0010043 Jy ! Component: 1500 - total flux cleaned = -0.00107524 Jy ! Component: 1550 - total flux cleaned = -0.00112193 Jy ! Component: 1600 - total flux cleaned = -0.00117972 Jy ! Component: 1650 - total flux cleaned = -0.00122527 Jy ! Component: 1700 - total flux cleaned = -0.00121404 Jy ! Component: 1750 - total flux cleaned = -0.00123675 Jy ! Component: 1800 - total flux cleaned = -0.00132525 Jy ! Component: 1850 - total flux cleaned = -0.00134696 Jy ! Component: 1900 - total flux cleaned = -0.00136863 Jy ! Component: 1950 - total flux cleaned = -0.00141145 Jy ! Component: 2000 - total flux cleaned = -0.00143271 Jy ! Component: 2050 - total flux cleaned = -0.00145363 Jy ! Component: 2100 - total flux cleaned = -0.00153651 Jy ! Component: 2150 - total flux cleaned = -0.00153631 Jy ! Component: 2200 - total flux cleaned = -0.00150567 Jy ! Component: 2250 - total flux cleaned = -0.00161653 Jy ! Component: 2300 - total flux cleaned = -0.00160632 Jy ! Component: 2350 - total flux cleaned = -0.0016163 Jy ! Component: 2400 - total flux cleaned = -0.00166502 Jy ! Component: 2450 - total flux cleaned = -0.00159722 Jy ! Component: 2500 - total flux cleaned = -0.0016166 Jy ! Component: 2550 - total flux cleaned = -0.00161656 Jy ! Component: 2600 - total flux cleaned = -0.00162607 Jy ! Component: 2650 - total flux cleaned = -0.00163543 Jy ! Component: 2700 - total flux cleaned = -0.00167249 Jy ! Component: 2750 - total flux cleaned = -0.00169998 Jy ! Component: 2800 - total flux cleaned = -0.00169078 Jy ! Component: 2850 - total flux cleaned = -0.00167277 Jy ! Component: 2900 - total flux cleaned = -0.00171753 Jy ! Component: 2950 - total flux cleaned = -0.00170851 Jy ! Component: 3000 - total flux cleaned = -0.00168191 Jy ! Component: 3050 - total flux cleaned = -0.00169079 Jy ! Component: 3100 - total flux cleaned = -0.00169083 Jy ! Component: 3150 - total flux cleaned = -0.00166499 Jy ! Component: 3200 - total flux cleaned = -0.00166506 Jy ! Component: 3250 - total flux cleaned = -0.00167358 Jy ! Component: 3300 - total flux cleaned = -0.0016651 Jy ! Component: 3350 - total flux cleaned = -0.00167337 Jy ! Component: 3400 - total flux cleaned = -0.00166514 Jy ! Component: 3450 - total flux cleaned = -0.00169805 Jy ! Component: 3500 - total flux cleaned = -0.00168166 Jy ! Component: 3550 - total flux cleaned = -0.00167364 Jy ! Component: 3600 - total flux cleaned = -0.0017058 Jy ! Component: 3650 - total flux cleaned = -0.00170577 Jy ! Component: 3700 - total flux cleaned = -0.001682 Jy ! Component: 3750 - total flux cleaned = -0.00168994 Jy ! Component: 3800 - total flux cleaned = -0.00167424 Jy ! Component: 3850 - total flux cleaned = -0.00168203 Jy ! Component: 3900 - total flux cleaned = -0.0016588 Jy ! Component: 3950 - total flux cleaned = -0.00166646 Jy ! Component: 4000 - total flux cleaned = -0.00165122 Jy ! Component: 4050 - total flux cleaned = -0.00168144 Jy ! Total flux subtracted in 4096 components = -0.00165884 Jy ! Clean residual min=-0.000465 max=0.000496 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.154604 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 621 components and 0.154604 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0038-2120_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7936 x 2.042 at -2.751 degrees (North through East) ! Clean map min=-0.00086989 max=0.057324 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0038-2120_X_map.fits wmodel /vlbi/uf001/uva//J0038-2120_X_map.mod ! Writing 621 model components to file: /vlbi/uf001/uva//J0038-2120_X_map.mod wobs /vlbi/uf001/uva//J0038-2120_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0038-2120_X_uvs.fits wwins /vlbi/uf001/uva//J0038-2120_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J0038-2120_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0573236 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128736 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.673731 0.673731 1.34746 2.69492 5.38985 10.7797 21.5594 43.1188 86.2375 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.057 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 445.281 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0038-2120_X_dfm.log closed on Sun Jan 13 20:39:52 2019