! Started logfile: /vlbi/uf001/uva//J0426+0518_X_dfm.log on Sun Jan 13 22:11:19 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//J0426+0518_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0426+0518_X_uva.fits ! AN table 1: 109 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.920082 visibilities/baseline/integration-bin. ! Found source: J0426+0518 ! ! 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 54156 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 J0426+0518_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 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 54 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.028886Jy sigma=22.473353 ! Fit after self-cal, rms=0.767241Jy sigma=16.900036 ! 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=0.6734 mas, bmaj=1.659 mas, bpa=-2.173 degrees ! Estimated noise=0.263101 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 = 0.171543 Jy ! Component: 100 - total flux cleaned = 0.213992 Jy ! Total flux subtracted in 100 components = 0.213992 Jy ! Clean residual min=-0.012765 max=0.036258 Jy/beam ! Clean residual mean=-0.000029 rms=0.003306 Jy/beam ! Combined flux in latest and established models = 0.213992 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.213992 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=0.110292Jy sigma=2.354722 ! Fit after self-cal, rms=0.110215Jy sigma=2.353682 ! Inverting map ! Added new window around map position (1.8, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0354905 Jy ! Component: 100 - total flux cleaned = 0.0579526 Jy ! Total flux subtracted in 100 components = 0.0579526 Jy ! Clean residual min=-0.010702 max=0.024906 Jy/beam ! Clean residual mean=-0.000021 rms=0.002424 Jy/beam ! Combined flux in latest and established models = 0.271944 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.271944 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=0.087865Jy sigma=1.866566 ! Fit after self-cal, rms=0.086865Jy sigma=1.843670 ! Inverting map ! Added new window around map position (0.6, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240839 Jy ! Component: 100 - total flux cleaned = 0.0398881 Jy ! Total flux subtracted in 100 components = 0.0398881 Jy ! Clean residual min=-0.008338 max=0.014437 Jy/beam ! Clean residual mean=-0.000016 rms=0.001732 Jy/beam ! Combined flux in latest and established models = 0.311833 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.311833 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=0.073820Jy sigma=1.560063 ! Fit after self-cal, rms=0.073113Jy sigma=1.543263 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139483 Jy ! Component: 100 - total flux cleaned = 0.0242145 Jy ! Total flux subtracted in 100 components = 0.0242145 Jy ! Clean residual min=-0.007070 max=0.009510 Jy/beam ! Clean residual mean=-0.000012 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.336047 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.336047 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=0.067306Jy sigma=1.419806 ! Fit after self-cal, rms=0.067086Jy sigma=1.414416 ! 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=0.8517 mas, bmaj=1.943 mas, bpa=-1.678 degrees ! Estimated noise=0.141093 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 = 0.0170497 Jy ! Component: 100 - total flux cleaned = 0.0285359 Jy ! Component: 150 - total flux cleaned = 0.0373161 Jy ! Component: 200 - total flux cleaned = 0.04425 Jy ! Total flux subtracted in 200 components = 0.04425 Jy ! Clean residual min=-0.007814 max=0.009349 Jy/beam ! Clean residual mean=-0.000015 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 0.380297 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 83 components and 0.380297 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=0.061082Jy sigma=1.292300 ! Fit after self-cal, rms=0.060725Jy sigma=1.283553 ! Inverting map ! Added new window around map position (2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00945866 Jy ! Component: 100 - total flux cleaned = 0.0160458 Jy ! Component: 150 - total flux cleaned = 0.0212513 Jy ! Component: 200 - total flux cleaned = 0.0254947 Jy ! Total flux subtracted in 200 components = 0.0254947 Jy ! Clean residual min=-0.006279 max=0.006825 Jy/beam ! Clean residual mean=-0.000008 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.405792 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 111 components and 0.405792 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=0.058706Jy sigma=1.238858 ! Fit after self-cal, rms=0.058580Jy sigma=1.236042 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8517 x 1.943 at -1.678 degrees (North through East) ! Clean map min=-0.0054416 max=0.21869 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.93 KP 1.04 ! LA 0.96 MK 1.01 NL 1.10 OV 0.97 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.96 KP 1.03 ! LA 0.96 MK 1.00 NL 1.10 OV 0.98 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.95 KP 1.04 ! LA 0.97 MK 1.00 NL 1.10 OV 0.97 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.93 KP 1.05 ! LA 0.97 MK 1.02 NL 1.08 OV 0.96 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.94 KP 1.04 ! LA 0.95 MK 1.01 NL 1.12 OV 0.97 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 1.04 ! LA 0.97 MK 1.01 NL 1.10 OV 0.96 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 KP 1.04 ! LA 0.95 MK 0.99 NL 1.10 OV 0.96 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.96 KP 1.02 ! LA 0.96 MK 0.99 NL 1.12 OV 0.97 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.95 KP 1.04 ! LA 0.98 MK 1.00 NL 1.10 OV 0.97 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.95 KP 1.05 ! LA 0.95 MK 1.00 NL 1.10 OV 0.97 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.95 KP 1.03 ! LA 0.97 MK 1.00 NL 1.11 OV 0.98 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.96 KP 1.02 ! LA 0.96 MK 1.05 NL 1.11 OV 0.98 ! PT 0.91 SC 1.00 ! ! ! Fit before self-cal, rms=0.058580Jy sigma=1.236042 ! Fit after self-cal, rms=0.054768Jy sigma=1.161043 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8509 mas, bmaj=1.958 mas, bpa=-1.739 degrees ! Estimated noise=0.141426 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 (3.8, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393952 Jy ! Component: 100 - total flux cleaned = 0.00587119 Jy ! Component: 150 - total flux cleaned = 0.00709306 Jy ! Component: 200 - total flux cleaned = 0.00773003 Jy ! Total flux subtracted in 200 components = 0.00773003 Jy ! Clean residual min=-0.002573 max=0.002818 Jy/beam ! Clean residual mean=-0.000001 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.413522 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 143 components and 0.413522 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=0.054143Jy sigma=1.145271 ! Fit after self-cal, rms=0.054106Jy sigma=1.144175 ! Inverting map ! Added new window around map position (0.4, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220623 Jy ! Component: 100 - total flux cleaned = 0.0026944 Jy ! Component: 150 - total flux cleaned = 0.00290864 Jy ! Component: 200 - total flux cleaned = 0.00290955 Jy ! Total flux subtracted in 200 components = 0.00290955 Jy ! Clean residual min=-0.002245 max=0.002041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.416432 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 169 components and 0.416432 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=0.053896Jy sigma=1.139240 ! Fit after self-cal, rms=0.053883Jy sigma=1.139051 ! 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=0.053883Jy sigma=1.139051 ! Fit after self-cal, rms=0.053493Jy sigma=1.133196 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8517 mas, bmaj=1.957 mas, bpa=-1.698 degrees ! Estimated noise=0.141005 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000831952 Jy ! Component: 100 - total flux cleaned = 0.00102564 Jy ! Component: 150 - total flux cleaned = 0.00107787 Jy ! Component: 200 - total flux cleaned = 0.000878268 Jy ! Total flux subtracted in 200 components = 0.000878268 Jy ! Clean residual min=-0.001430 max=0.001812 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.41731 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 198 components and 0.41731 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=0.053373Jy sigma=1.130234 ! Fit after self-cal, rms=0.053369Jy sigma=1.130111 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 (-3.4, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130673 Jy ! Component: 100 - total flux cleaned = 0.00140308 Jy ! Component: 150 - total flux cleaned = 0.00140403 Jy ! Component: 200 - total flux cleaned = 0.00140585 Jy ! Total flux subtracted in 200 components = 0.00140585 Jy ! Clean residual min=-0.001332 max=0.001354 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.418716 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 221 components and 0.418716 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=0.053295Jy sigma=1.128288 ! Fit after self-cal, rms=0.053290Jy sigma=1.128229 ! 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=0.053290Jy sigma=1.128229 ! Fit after self-cal, rms=0.053168Jy sigma=1.126377 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8516 mas, bmaj=1.958 mas, bpa=-1.69 degrees ! Estimated noise=0.140825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000215065 Jy ! Component: 100 - total flux cleaned = 0.000137529 Jy ! Component: 150 - total flux cleaned = 0.000207358 Jy ! Component: 200 - total flux cleaned = 0.000206778 Jy ! Total flux subtracted in 200 components = 0.000206778 Jy ! Clean residual min=-0.001106 max=0.001124 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.418923 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 232 components and 0.418922 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=0.053121Jy sigma=1.125235 ! Fit after self-cal, rms=0.053119Jy sigma=1.125179 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 (-0.8, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000808697 Jy ! Component: 100 - total flux cleaned = 0.0011165 Jy ! Component: 150 - total flux cleaned = 0.00119802 Jy ! Component: 200 - total flux cleaned = 0.00119894 Jy ! Total flux subtracted in 200 components = 0.00119894 Jy ! Clean residual min=-0.001020 max=0.001076 Jy/beam ! Clean residual mean=-0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.420121 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 252 components and 0.420121 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=0.053087Jy sigma=1.124431 ! Fit after self-cal, rms=0.053084Jy sigma=1.124392 ! Inverting map ! Added new window around map position (2.4, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00083379 Jy ! Component: 100 - total flux cleaned = 0.00120505 Jy ! Component: 150 - total flux cleaned = 0.00151205 Jy ! Component: 200 - total flux cleaned = 0.0017013 Jy ! Total flux subtracted in 200 components = 0.0017013 Jy ! Clean residual min=-0.000950 max=0.000873 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.421823 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 269 components and 0.421823 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=0.053053Jy sigma=1.123747 ! Fit after self-cal, rms=0.053052Jy sigma=1.123720 ! 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=0.053052Jy sigma=1.123720 ! Fit after self-cal, rms=0.053030Jy sigma=1.123564 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=3.055 mas, bpa=-4.253 degrees ! Estimated noise=0.184796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.14634e-05 Jy ! Component: 100 - total flux cleaned = 0.000369287 Jy ! Component: 150 - total flux cleaned = 0.000700688 Jy ! Component: 200 - total flux cleaned = 0.000904554 Jy ! Total flux subtracted in 200 components = 0.000904554 Jy ! Clean residual min=-0.000953 max=0.000995 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.422727 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 301 components and 0.422727 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=0.053019Jy sigma=1.123268 ! Fit after self-cal, rms=0.053018Jy sigma=1.123216 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 = 8.70347e-05 Jy ! Component: 100 - total flux cleaned = 0.000336603 Jy ! Component: 150 - total flux cleaned = 0.000427502 Jy ! Component: 200 - total flux cleaned = 0.000427298 Jy ! Total flux subtracted in 200 components = 0.000427298 Jy ! Clean residual min=-0.000914 max=0.000928 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.423155 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 321 components and 0.423155 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=0.053013Jy sigma=1.123115 ! Fit after self-cal, rms=0.053012Jy sigma=1.123097 ! 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=0.8518 mas, bmaj=1.959 mas, bpa=-1.681 degrees ! Estimated noise=0.14075 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.959 at -1.681 degrees (North through East) ! Clean map min=-0.00094359 max=0.2182 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=0.673 mas, bmaj=1.67 mas, bpa=-2.159 degrees ! Estimated noise=0.263218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.170855 Jy ! Component: 100 - total flux cleaned = 0.223375 Jy ! Component: 150 - total flux cleaned = 0.258501 Jy ! Component: 200 - total flux cleaned = 0.28398 Jy ! Total flux subtracted in 200 components = 0.28398 Jy ! Clean residual min=-0.006573 max=0.014558 Jy/beam ! Clean residual mean=-0.000013 rms=0.001700 Jy/beam ! Combined flux in latest and established models = 0.28398 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.28398 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=1.959 mas, bpa=-1.681 degrees ! Estimated noise=0.14075 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 = 0.0333464 Jy ! Component: 100 - total flux cleaned = 0.0549503 Jy ! Component: 150 - total flux cleaned = 0.0701817 Jy ! Component: 200 - total flux cleaned = 0.0814034 Jy ! Total flux subtracted in 200 components = 0.0814034 Jy ! Clean residual min=-0.003903 max=0.006826 Jy/beam ! Clean residual mean=-0.000009 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 0.365384 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 77 components and 0.365384 Jy ! Inverting map ! Added new window around map position (2.2, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00855412 Jy ! Component: 100 - total flux cleaned = 0.0151886 Jy ! Component: 150 - total flux cleaned = 0.0205442 Jy ! Component: 200 - total flux cleaned = 0.0249782 Jy ! Total flux subtracted in 200 components = 0.0249782 Jy ! Clean residual min=-0.002398 max=0.002738 Jy/beam ! Clean residual mean=-0.000005 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.390362 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 123 components and 0.390362 Jy ! Inverting map ! Added new window around map position (-4.8, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372256 Jy ! Component: 100 - total flux cleaned = 0.00689376 Jy ! Component: 150 - total flux cleaned = 0.00963683 Jy ! Component: 200 - total flux cleaned = 0.0120393 Jy ! Total flux subtracted in 200 components = 0.0120393 Jy ! Clean residual min=-0.001728 max=0.001708 Jy/beam ! Clean residual mean=-0.000003 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.402401 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 161 components and 0.402401 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=2.086 mas, bmaj=3.055 mas, bpa=-4.253 degrees ! Estimated noise=0.184796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386625 Jy ! Component: 100 - total flux cleaned = 0.00662995 Jy ! Component: 150 - total flux cleaned = 0.00877438 Jy ! Component: 200 - total flux cleaned = 0.0105182 Jy ! Total flux subtracted in 200 components = 0.0105182 Jy ! Clean residual min=-0.001500 max=0.001615 Jy/beam ! Clean residual mean=-0.000003 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.412919 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 = 0.00147712 Jy ! Component: 100 - total flux cleaned = 0.00274014 Jy ! Component: 150 - total flux cleaned = 0.00382787 Jy ! Component: 200 - total flux cleaned = 0.00469759 Jy ! Total flux subtracted in 200 components = 0.00469759 Jy ! Clean residual min=-0.001239 max=0.001193 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.417617 Jy ! Adding 116 model components to the UV plane model. ! The established model now contains 264 components and 0.417617 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=1.959 mas, bpa=-1.681 degrees ! Estimated noise=0.14075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208982 Jy ! Component: 100 - total flux cleaned = 0.00043441 Jy ! Component: 150 - total flux cleaned = 0.000636129 Jy ! Component: 200 - total flux cleaned = 0.000917831 Jy ! Total flux subtracted in 200 components = 0.000917831 Jy ! Clean residual min=-0.001064 max=0.001023 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.418534 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 284 components and 0.418534 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=0.053081Jy sigma=1.124705 ! Fit after self-cal, rms=0.053066Jy sigma=1.124442 wmodel J0426+0518_X_map.mod ! Writing 284 model components to file: J0426+0518_X_map.mod wobs J0426+0518_X_uvs.fits ! Writing UV FITS file: J0426+0518_X_uvs.fits wwins J0426+0518_X_map.win ! wwins: Wrote 11 windows to J0426+0518_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 = -0.000164614 Jy ! Component: 100 - total flux cleaned = -0.00040934 Jy ! Component: 150 - total flux cleaned = -0.000556499 Jy ! Component: 200 - total flux cleaned = -0.000696982 Jy ! Component: 250 - total flux cleaned = -0.000786954 Jy ! Component: 300 - total flux cleaned = -0.000859535 Jy ! Component: 350 - total flux cleaned = -0.000902431 Jy ! Component: 400 - total flux cleaned = -0.00099995 Jy ! Component: 450 - total flux cleaned = -0.00105414 Jy ! Component: 500 - total flux cleaned = -0.00112044 Jy ! Component: 550 - total flux cleaned = -0.00114655 Jy ! Component: 600 - total flux cleaned = -0.00117247 Jy ! Component: 650 - total flux cleaned = -0.00119775 Jy ! Component: 700 - total flux cleaned = -0.00125948 Jy ! Component: 750 - total flux cleaned = -0.00127137 Jy ! Component: 800 - total flux cleaned = -0.00125939 Jy ! Component: 850 - total flux cleaned = -0.00129455 Jy ! Component: 900 - total flux cleaned = -0.00131782 Jy ! Component: 950 - total flux cleaned = -0.00134064 Jy ! Component: 1000 - total flux cleaned = -0.00134041 Jy ! Component: 1050 - total flux cleaned = -0.0013294 Jy ! Component: 1100 - total flux cleaned = -0.00134034 Jy ! Component: 1150 - total flux cleaned = -0.00134026 Jy ! Component: 1200 - total flux cleaned = -0.00130859 Jy ! Component: 1250 - total flux cleaned = -0.00134028 Jy ! Component: 1300 - total flux cleaned = -0.00131958 Jy ! Component: 1350 - total flux cleaned = -0.00131975 Jy ! Component: 1400 - total flux cleaned = -0.00134001 Jy ! Component: 1450 - total flux cleaned = -0.00133016 Jy ! Component: 1500 - total flux cleaned = -0.00134014 Jy ! Component: 1550 - total flux cleaned = -0.00135986 Jy ! Component: 1600 - total flux cleaned = -0.00136003 Jy ! Component: 1650 - total flux cleaned = -0.00139862 Jy ! Component: 1700 - total flux cleaned = -0.00138906 Jy ! Component: 1750 - total flux cleaned = -0.00142703 Jy ! Component: 1800 - total flux cleaned = -0.00135188 Jy ! Component: 1850 - total flux cleaned = -0.00141718 Jy ! Component: 1900 - total flux cleaned = -0.00142645 Jy ! Component: 1950 - total flux cleaned = -0.00144467 Jy ! Component: 2000 - total flux cleaned = -0.00146265 Jy ! Component: 2050 - total flux cleaned = -0.00145354 Jy ! Component: 2100 - total flux cleaned = -0.00149801 Jy ! Component: 2150 - total flux cleaned = -0.0014715 Jy ! Component: 2200 - total flux cleaned = -0.00150649 Jy ! Component: 2250 - total flux cleaned = -0.0014978 Jy ! Component: 2300 - total flux cleaned = -0.00151507 Jy ! Component: 2350 - total flux cleaned = -0.00151503 Jy ! Component: 2400 - total flux cleaned = -0.00153205 Jy ! Component: 2450 - total flux cleaned = -0.00154884 Jy ! Component: 2500 - total flux cleaned = -0.00155732 Jy ! Component: 2550 - total flux cleaned = -0.00157378 Jy ! Component: 2600 - total flux cleaned = -0.00157398 Jy ! Component: 2650 - total flux cleaned = -0.00158222 Jy ! Component: 2700 - total flux cleaned = -0.00163897 Jy ! Component: 2750 - total flux cleaned = -0.00163096 Jy ! Component: 2800 - total flux cleaned = -0.00167075 Jy ! Component: 2850 - total flux cleaned = -0.00166283 Jy ! Component: 2900 - total flux cleaned = -0.00166279 Jy ! Component: 2950 - total flux cleaned = -0.00169403 Jy ! Component: 3000 - total flux cleaned = -0.00168632 Jy ! Component: 3050 - total flux cleaned = -0.00167865 Jy ! Component: 3100 - total flux cleaned = -0.00167861 Jy ! Component: 3150 - total flux cleaned = -0.00168613 Jy ! Component: 3200 - total flux cleaned = -0.00170887 Jy ! Component: 3250 - total flux cleaned = -0.0017089 Jy ! Component: 3300 - total flux cleaned = -0.00167897 Jy ! Component: 3350 - total flux cleaned = -0.00170863 Jy ! Component: 3400 - total flux cleaned = -0.00170134 Jy ! Component: 3450 - total flux cleaned = -0.00170873 Jy ! Component: 3500 - total flux cleaned = -0.00169415 Jy ! Component: 3550 - total flux cleaned = -0.00171591 Jy ! Component: 3600 - total flux cleaned = -0.00175912 Jy ! Component: 3650 - total flux cleaned = -0.00169466 Jy ! Component: 3700 - total flux cleaned = -0.00170183 Jy ! Component: 3750 - total flux cleaned = -0.00168069 Jy ! Component: 3800 - total flux cleaned = -0.00170879 Jy ! Component: 3850 - total flux cleaned = -0.00170182 Jy ! Component: 3900 - total flux cleaned = -0.00170184 Jy ! Component: 3950 - total flux cleaned = -0.00169492 Jy ! Component: 4000 - total flux cleaned = -0.00168806 Jy ! Component: 4050 - total flux cleaned = -0.0017017 Jy ! Total flux subtracted in 4096 components = -0.0017017 Jy ! Clean residual min=-0.000374 max=0.000362 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.416833 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 607 components and 0.416833 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0426+0518_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.959 at -1.681 degrees (North through East) ! Clean map min=-0.00073771 max=0.21739 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0426+0518_X_map.fits wmodel /vlbi/uf001/uva//J0426+0518_X_map.mod ! Writing 607 model components to file: /vlbi/uf001/uva//J0426+0518_X_map.mod wobs /vlbi/uf001/uva//J0426+0518_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0426+0518_X_uvs.fits wwins /vlbi/uf001/uva//J0426+0518_X_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J0426+0518_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.217391 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117264 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.161825 0.161825 0.323649 0.647299 1.2946 2.5892 5.17839 10.3568 20.7136 41.4271 82.8543 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.217 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1853.86 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0426+0518_X_dfm.log closed on Sun Jan 13 22:11:27 2019