! Started logfile: /vlbi/uf001/uva//J0420-1501_X_dfm.log on Sun Jan 13 22:08:42 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//J0420-1501_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0420-1501_X_uva.fits ! AN table 1: 55 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.864242 visibilities/baseline/integration-bin. ! Found source: J0420-1501 ! ! 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 25668 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 J0420-1501_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 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008315Jy sigma=20.120685 ! Fit after self-cal, rms=0.879322Jy sigma=17.508839 ! 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=0.6172 mas, bmaj=1.599 mas, bpa=-3.46 degrees ! Estimated noise=0.441653 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 = 0.093974 Jy ! Component: 100 - total flux cleaned = 0.11653 Jy ! Total flux subtracted in 100 components = 0.11653 Jy ! Clean residual min=-0.004712 max=0.008941 Jy/beam ! Clean residual mean=0.000001 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.11653 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.11653 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=0.063672Jy sigma=1.229222 ! Fit after self-cal, rms=0.063550Jy sigma=1.227109 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00948434 Jy ! Component: 100 - total flux cleaned = 0.0137435 Jy ! Total flux subtracted in 100 components = 0.0137435 Jy ! Clean residual min=-0.004202 max=0.006394 Jy/beam ! Clean residual mean=-0.000001 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 0.130274 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.130274 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=0.062264Jy sigma=1.192989 ! Fit after self-cal, rms=0.062243Jy sigma=1.192643 ! Inverting map ! Added new window around map position (-6, 10.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00539703 Jy ! Component: 100 - total flux cleaned = 0.00747446 Jy ! Total flux subtracted in 100 components = 0.00747446 Jy ! Clean residual min=-0.004254 max=0.005691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.137748 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 0.137748 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=0.061783Jy sigma=1.182208 ! Fit after self-cal, rms=0.061754Jy sigma=1.181197 ! 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=0.8114 mas, bmaj=1.959 mas, bpa=-1.595 degrees ! Estimated noise=0.273801 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 (-1.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00571855 Jy ! Component: 100 - total flux cleaned = 0.00870286 Jy ! Component: 150 - total flux cleaned = 0.0108303 Jy ! Component: 200 - total flux cleaned = 0.0121801 Jy ! Total flux subtracted in 200 components = 0.0121801 Jy ! Clean residual min=-0.003215 max=0.005083 Jy/beam ! Clean residual mean=-0.000001 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.149928 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 0.149928 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=0.061224Jy sigma=1.169448 ! Fit after self-cal, rms=0.061158Jy sigma=1.167784 ! Inverting map ! Added new window around map position (6, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00441269 Jy ! Component: 100 - total flux cleaned = 0.00695223 Jy ! Component: 150 - total flux cleaned = 0.00883297 Jy ! Component: 200 - total flux cleaned = 0.0103014 Jy ! Total flux subtracted in 200 components = 0.0103014 Jy ! Clean residual min=-0.002894 max=0.003536 Jy/beam ! Clean residual mean=-0.000000 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.16023 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 0.16023 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=0.060819Jy sigma=1.159997 ! Fit after self-cal, rms=0.060788Jy sigma=1.159297 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8114 x 1.959 at -1.595 degrees (North through East) ! Clean map min=-0.0026133 max=0.121 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.96 KP 0.93 ! LA 0.98 MK 1.01 NL 1.09 OV 0.98 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.97 KP 0.95 ! LA 0.99 MK 1.00 NL 1.10 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.99 KP 0.97 ! LA 0.98 MK 0.99 NL 1.06 OV 0.98 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 0.96 ! LA 0.97 MK 1.01 NL 1.09 OV 0.98 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.98 KP 0.97 ! LA 0.97 MK 0.97 NL 1.08 OV 0.97 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.95 KP 0.99 ! LA 1.02 MK 0.99 NL 1.09 OV 0.95 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.01 KP 1.02 ! LA 0.94 MK 1.02 NL 1.07 OV 0.93 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.97 KP 0.95 ! LA 1.00 MK 1.02 NL 1.07 OV 0.95 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.00 KP 0.98 ! LA 0.99 MK 1.03 NL 1.12 OV 0.94 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.97 KP 0.96 ! LA 1.00 MK 1.03 NL 1.07 OV 1.00 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.00 KP 0.96 ! LA 0.99 MK 1.16 NL 1.09 OV 0.96 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.97 KP 0.99 ! LA 1.00 MK 1.04 NL 1.14 OV 0.95 ! PT 1.00* SC 0.97 ! ! ! Fit before self-cal, rms=0.060788Jy sigma=1.159297 ! Fit after self-cal, rms=0.061251Jy sigma=1.148959 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8119 mas, bmaj=1.969 mas, bpa=-1.273 degrees ! Estimated noise=0.274943 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 (2.8, 29.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190461 Jy ! Component: 100 - total flux cleaned = 0.00233127 Jy ! Component: 150 - total flux cleaned = 0.0026336 Jy ! Component: 200 - total flux cleaned = 0.00283978 Jy ! Total flux subtracted in 200 components = 0.00283978 Jy ! Clean residual min=-0.002269 max=0.002498 Jy/beam ! Clean residual mean=-0.000001 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.16307 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 75 components and 0.16307 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=0.061055Jy sigma=1.145624 ! Fit after self-cal, rms=0.061080Jy sigma=1.145285 ! 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=0.061080Jy sigma=1.145285 ! Fit after self-cal, rms=0.061068Jy sigma=1.140334 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8115 mas, bmaj=1.967 mas, bpa=-1.158 degrees ! Estimated noise=0.274841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000765567 Jy ! Component: 100 - total flux cleaned = -0.000722416 Jy ! Component: 150 - total flux cleaned = -0.000801404 Jy ! Component: 200 - total flux cleaned = -0.00097982 Jy ! Total flux subtracted in 200 components = -0.00097982 Jy ! Clean residual min=-0.002083 max=0.002088 Jy/beam ! Clean residual mean=-0.000001 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.16209 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 87 components and 0.16209 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=0.061004Jy sigma=1.139251 ! Fit after self-cal, rms=0.061013Jy sigma=1.139128 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 = -0.000160344 Jy ! Component: 100 - total flux cleaned = -0.000287496 Jy ! Component: 150 - total flux cleaned = -0.000437227 Jy ! Component: 200 - total flux cleaned = -0.000604937 Jy ! Total flux subtracted in 200 components = -0.000604937 Jy ! Clean residual min=-0.002010 max=0.002141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.161485 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 100 components and 0.161485 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=0.060983Jy sigma=1.138626 ! Fit after self-cal, rms=0.060980Jy sigma=1.138608 ! Inverting map ! Added new window around map position (16, 51). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197541 Jy ! Component: 100 - total flux cleaned = 0.00274585 Jy ! Component: 150 - total flux cleaned = 0.00290721 Jy ! Component: 200 - total flux cleaned = 0.00293466 Jy ! Total flux subtracted in 200 components = 0.00293466 Jy ! Clean residual min=-0.002080 max=0.001888 Jy/beam ! Clean residual mean=-0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.16442 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 116 components and 0.16442 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=0.060906Jy sigma=1.137208 ! Fit after self-cal, rms=0.060904Jy sigma=1.137041 ! 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=0.060904Jy sigma=1.137041 ! Fit after self-cal, rms=0.061592Jy sigma=1.126685 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8114 mas, bmaj=1.968 mas, bpa=-1.07 degrees ! Estimated noise=0.275853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00188917 Jy ! Component: 100 - total flux cleaned = -0.00277607 Jy ! Component: 150 - total flux cleaned = -0.00326637 Jy ! Component: 200 - total flux cleaned = -0.00360267 Jy ! Total flux subtracted in 200 components = -0.00360267 Jy ! Clean residual min=-0.001393 max=0.001224 Jy/beam ! Clean residual mean=0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.160817 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 128 components and 0.160817 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=0.061516Jy sigma=1.125262 ! Fit after self-cal, rms=0.061541Jy sigma=1.125104 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 = -0.000259512 Jy ! Component: 100 - total flux cleaned = -0.000579174 Jy ! Component: 150 - total flux cleaned = -0.000711305 Jy ! Component: 200 - total flux cleaned = -0.000814125 Jy ! Total flux subtracted in 200 components = -0.000814125 Jy ! Clean residual min=-0.001353 max=0.001191 Jy/beam ! Clean residual mean=0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.160003 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 145 components and 0.160003 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=0.061524Jy sigma=1.124786 ! Fit after self-cal, rms=0.061522Jy sigma=1.124772 ! 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=0.061522Jy sigma=1.124772 ! Fit after self-cal, rms=0.061728Jy sigma=1.124301 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.063 mas, bmaj=3.902 mas, bpa=7.966 degrees ! Estimated noise=0.365038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00100772 Jy ! Component: 100 - total flux cleaned = -0.00148087 Jy ! Component: 150 - total flux cleaned = -0.001888 Jy ! Component: 200 - total flux cleaned = -0.00213094 Jy ! Total flux subtracted in 200 components = -0.00213094 Jy ! Clean residual min=-0.001250 max=0.001463 Jy/beam ! Clean residual mean=0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.157872 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 164 components and 0.157872 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=0.061705Jy sigma=1.123894 ! Fit after self-cal, rms=0.061711Jy sigma=1.123875 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 = -0.000317483 Jy ! Component: 100 - total flux cleaned = -0.000532704 Jy ! Component: 150 - total flux cleaned = -0.000665259 Jy ! Component: 200 - total flux cleaned = -0.000784563 Jy ! Total flux subtracted in 200 components = -0.000784563 Jy ! Clean residual min=-0.001212 max=0.001440 Jy/beam ! Clean residual mean=0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.157087 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 173 components and 0.157087 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=0.061708Jy sigma=1.123814 ! Fit after self-cal, rms=0.061707Jy sigma=1.123810 ! 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=0.8103 mas, bmaj=1.966 mas, bpa=-1.038 degrees ! Estimated noise=0.275511 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8103 x 1.966 at -1.038 degrees (North through East) ! Clean map min=-0.0013281 max=0.12158 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=0.6159 mas, bmaj=1.599 mas, bpa=-2.879 degrees ! Estimated noise=0.443533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.094218 Jy ! Component: 100 - total flux cleaned = 0.118171 Jy ! Component: 150 - total flux cleaned = 0.128489 Jy ! Component: 200 - total flux cleaned = 0.134163 Jy ! Total flux subtracted in 200 components = 0.134163 Jy ! Clean residual min=-0.003275 max=0.003149 Jy/beam ! Clean residual mean=0.000000 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.134163 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.134163 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8103 mas, bmaj=1.966 mas, bpa=-1.038 degrees ! Estimated noise=0.275511 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 = 0.00496356 Jy ! Component: 100 - total flux cleaned = 0.00817899 Jy ! Component: 150 - total flux cleaned = 0.0107068 Jy ! Component: 200 - total flux cleaned = 0.01274 Jy ! Total flux subtracted in 200 components = 0.01274 Jy ! Clean residual min=-0.001487 max=0.001596 Jy/beam ! Clean residual mean=0.000001 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.146903 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 0.146903 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=2.063 mas, bmaj=3.902 mas, bpa=7.966 degrees ! Estimated noise=0.365038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225846 Jy ! Component: 100 - total flux cleaned = 0.00386673 Jy ! Component: 150 - total flux cleaned = 0.00514172 Jy ! Component: 200 - total flux cleaned = 0.00616746 Jy ! Total flux subtracted in 200 components = 0.00616746 Jy ! Clean residual min=-0.001371 max=0.001538 Jy/beam ! Clean residual mean=0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.153071 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 = 0.000783648 Jy ! Component: 100 - total flux cleaned = 0.0012554 Jy ! Component: 150 - total flux cleaned = 0.00159435 Jy ! Component: 200 - total flux cleaned = 0.00187617 Jy ! Total flux subtracted in 200 components = 0.00187617 Jy ! Clean residual min=-0.001323 max=0.001525 Jy/beam ! Clean residual mean=0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.154947 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 76 components and 0.154947 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8103 mas, bmaj=1.966 mas, bpa=-1.038 degrees ! Estimated noise=0.275511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0001876 Jy ! Component: 100 - total flux cleaned = 5.29262e-05 Jy ! Component: 150 - total flux cleaned = 0.000161248 Jy ! Component: 200 - total flux cleaned = 0.000263571 Jy ! Total flux subtracted in 200 components = 0.000263571 Jy ! Clean residual min=-0.001300 max=0.001246 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.155211 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 99 components and 0.155211 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=0.061773Jy sigma=1.125249 ! Fit after self-cal, rms=0.061751Jy sigma=1.125002 wmodel J0420-1501_X_map.mod ! Writing 99 model components to file: J0420-1501_X_map.mod wobs J0420-1501_X_uvs.fits ! Writing UV FITS file: J0420-1501_X_uvs.fits wwins J0420-1501_X_map.win ! wwins: Wrote 6 windows to J0420-1501_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 = -0.000175271 Jy ! Component: 100 - total flux cleaned = -0.000198073 Jy ! Component: 150 - total flux cleaned = -0.000220222 Jy ! Component: 200 - total flux cleaned = -0.000179359 Jy ! Component: 250 - total flux cleaned = -0.000159432 Jy ! Component: 300 - total flux cleaned = -0.000198381 Jy ! Component: 350 - total flux cleaned = -0.000198412 Jy ! Component: 400 - total flux cleaned = -0.000198158 Jy ! Component: 450 - total flux cleaned = -0.000179924 Jy ! Component: 500 - total flux cleaned = -0.000180204 Jy ! Component: 550 - total flux cleaned = -0.000180225 Jy ! Component: 600 - total flux cleaned = -0.000145539 Jy ! Component: 650 - total flux cleaned = -0.000145791 Jy ! Component: 700 - total flux cleaned = -0.000112013 Jy ! Component: 750 - total flux cleaned = -9.51948e-05 Jy ! Component: 800 - total flux cleaned = -2.92731e-05 Jy ! Component: 850 - total flux cleaned = 3.61878e-05 Jy ! Component: 900 - total flux cleaned = 0.000100855 Jy ! Component: 950 - total flux cleaned = 0.000180637 Jy ! Component: 1000 - total flux cleaned = 0.000212048 Jy ! Component: 1050 - total flux cleaned = 0.000227924 Jy ! Component: 1100 - total flux cleaned = 0.000397586 Jy ! Component: 1150 - total flux cleaned = 0.000382106 Jy ! Component: 1200 - total flux cleaned = 0.000472739 Jy ! Component: 1250 - total flux cleaned = 0.00056236 Jy ! Component: 1300 - total flux cleaned = 0.000665639 Jy ! Component: 1350 - total flux cleaned = 0.000650669 Jy ! Component: 1400 - total flux cleaned = 0.000723191 Jy ! Component: 1450 - total flux cleaned = 0.000795045 Jy ! Component: 1500 - total flux cleaned = 0.000837992 Jy ! Component: 1550 - total flux cleaned = 0.000979241 Jy ! Component: 1600 - total flux cleaned = 0.000992932 Jy ! Component: 1650 - total flux cleaned = 0.00102073 Jy ! Component: 1700 - total flux cleaned = 0.00113123 Jy ! Component: 1750 - total flux cleaned = 0.00117221 Jy ! Component: 1800 - total flux cleaned = 0.00121298 Jy ! Component: 1850 - total flux cleaned = 0.00126683 Jy ! Component: 1900 - total flux cleaned = 0.00128014 Jy ! Component: 1950 - total flux cleaned = 0.0012934 Jy ! Component: 2000 - total flux cleaned = 0.00137229 Jy ! Component: 2050 - total flux cleaned = 0.00138546 Jy ! Component: 2100 - total flux cleaned = 0.0014502 Jy ! Component: 2150 - total flux cleaned = 0.00145012 Jy ! Component: 2200 - total flux cleaned = 0.0015269 Jy ! Component: 2250 - total flux cleaned = 0.00155239 Jy ! Component: 2300 - total flux cleaned = 0.00161556 Jy ! Component: 2350 - total flux cleaned = 0.00167798 Jy ! Component: 2400 - total flux cleaned = 0.00166548 Jy ! Component: 2450 - total flux cleaned = 0.00171474 Jy ! Component: 2500 - total flux cleaned = 0.00175151 Jy ! Component: 2550 - total flux cleaned = 0.0017515 Jy ! Component: 2600 - total flux cleaned = 0.0018239 Jy ! Component: 2650 - total flux cleaned = 0.00185989 Jy ! Component: 2700 - total flux cleaned = 0.00183601 Jy ! Component: 2750 - total flux cleaned = 0.00180041 Jy ! Component: 2800 - total flux cleaned = 0.00184765 Jy ! Component: 2850 - total flux cleaned = 0.00187099 Jy ! Component: 2900 - total flux cleaned = 0.00191765 Jy ! Component: 2950 - total flux cleaned = 0.0019292 Jy ! Component: 3000 - total flux cleaned = 0.00196373 Jy ! Component: 3050 - total flux cleaned = 0.00194094 Jy ! Component: 3100 - total flux cleaned = 0.002009 Jy ! Component: 3150 - total flux cleaned = 0.0019976 Jy ! Component: 3200 - total flux cleaned = 0.00199762 Jy ! Component: 3250 - total flux cleaned = 0.00204233 Jy ! Component: 3300 - total flux cleaned = 0.00197575 Jy ! Component: 3350 - total flux cleaned = 0.00207501 Jy ! Component: 3400 - total flux cleaned = 0.00209702 Jy ! Component: 3450 - total flux cleaned = 0.00207516 Jy ! Component: 3500 - total flux cleaned = 0.00207515 Jy ! Component: 3550 - total flux cleaned = 0.00215075 Jy ! Component: 3600 - total flux cleaned = 0.00214001 Jy ! Component: 3650 - total flux cleaned = 0.00211871 Jy ! Component: 3700 - total flux cleaned = 0.00217182 Jy ! Component: 3750 - total flux cleaned = 0.00212958 Jy ! Component: 3800 - total flux cleaned = 0.0021925 Jy ! Component: 3850 - total flux cleaned = 0.00219254 Jy ! Component: 3900 - total flux cleaned = 0.00229658 Jy ! Component: 3950 - total flux cleaned = 0.00230697 Jy ! Component: 4000 - total flux cleaned = 0.00231734 Jy ! Component: 4050 - total flux cleaned = 0.002348 Jy ! Total flux subtracted in 4096 components = 0.00230716 Jy ! Clean residual min=-0.000666 max=0.000554 Jy/beam ! Clean residual mean=0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.157518 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 395 components and 0.157518 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0420-1501_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8103 x 1.966 at -1.038 degrees (North through East) ! Clean map min=-0.0011104 max=0.12145 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0420-1501_X_map.fits wmodel /vlbi/uf001/uva//J0420-1501_X_map.mod ! Writing 395 model components to file: /vlbi/uf001/uva//J0420-1501_X_map.mod wobs /vlbi/uf001/uva//J0420-1501_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0420-1501_X_uvs.fits wwins /vlbi/uf001/uva//J0420-1501_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0420-1501_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.12145 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000171303 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.423144 0.423144 0.846289 1.69258 3.38516 6.77031 13.5406 27.0812 54.1625 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.121 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 708.977 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0420-1501_X_dfm.log closed on Sun Jan 13 22:08:47 2019