! Started logfile: /vlbi/uf001/uva//J2142-2303_X_dfm.log on Mon Jan 14 05:57:42 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//J2142-2303_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2142-2303_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.988304 visibilities/baseline/integration-bin. ! Found source: J2142-2303 ! ! 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 20280 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 J2142-2303_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.010310Jy sigma=23.943171 ! Fit after self-cal, rms=0.906590Jy sigma=21.421622 ! 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=0.6112 mas, bmaj=1.667 mas, bpa=-4.265 degrees ! Estimated noise=0.391685 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 = 0.0709442 Jy ! Component: 100 - total flux cleaned = 0.0919915 Jy ! Total flux subtracted in 100 components = 0.0919915 Jy ! Clean residual min=-0.004413 max=0.008846 Jy/beam ! Clean residual mean=-0.000006 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 0.0919914 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0919914 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=0.064299Jy sigma=1.401421 ! Fit after self-cal, rms=0.064091Jy sigma=1.398375 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00902528 Jy ! Component: 100 - total flux cleaned = 0.0111999 Jy ! Total flux subtracted in 100 components = 0.0111999 Jy ! Clean residual min=-0.003816 max=0.006507 Jy/beam ! Clean residual mean=-0.000003 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.103191 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.103191 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=0.062838Jy sigma=1.356819 ! Fit after self-cal, rms=0.062822Jy sigma=1.356501 ! Inverting map ! Added new window around map position (-1.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00538636 Jy ! Component: 100 - total flux cleaned = 0.00767939 Jy ! Total flux subtracted in 100 components = 0.00767939 Jy ! Clean residual min=-0.004057 max=0.004805 Jy/beam ! Clean residual mean=-0.000001 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.110871 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.110871 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=0.062364Jy sigma=1.342752 ! Fit after self-cal, rms=0.062291Jy sigma=1.340547 ! 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=0.7993 mas, bmaj=2.044 mas, bpa=-4.086 degrees ! Estimated noise=0.215812 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, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513801 Jy ! Component: 100 - total flux cleaned = 0.00769119 Jy ! Component: 150 - total flux cleaned = 0.00940963 Jy ! Component: 200 - total flux cleaned = 0.0103339 Jy ! Total flux subtracted in 200 components = 0.0103339 Jy ! Clean residual min=-0.002985 max=0.003668 Jy/beam ! Clean residual mean=0.000004 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.121205 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 38 components and 0.121205 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=0.061922Jy sigma=1.328411 ! Fit after self-cal, rms=0.061871Jy sigma=1.326840 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7993 x 2.044 at -4.086 degrees (North through East) ! Clean map min=-0.0027706 max=0.091736 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.13 KP 1.03 ! LA 0.99 MK 0.96 NL 1.11 OV 0.91 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.04 KP 1.06 ! LA 0.99 MK 1.05 NL 1.09 OV 0.92 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.12 KP 1.01 ! LA 0.98 MK 1.03 NL 1.10 OV 0.87 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.09 KP 1.01 ! LA 0.99 MK 0.98 NL 1.08 OV 0.91 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.10 KP 1.05 ! LA 1.02 MK 1.03 NL 1.11 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.08 KP 1.06 ! LA 0.98 MK 0.96 NL 1.14 OV 0.91 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.10 KP 1.01 ! LA 0.97 MK 1.00 NL 1.10 OV 0.89 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.05 KP 1.01 ! LA 1.04 MK 0.94 NL 1.03 OV 0.91 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.13 KP 1.06 ! LA 0.96 MK 0.88 NL 1.05 OV 0.91 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.08 KP 1.03 ! LA 1.02 MK 0.96 NL 1.10 OV 0.91 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.15 KP 1.01 ! LA 1.04 MK 1.01 NL 1.08 OV 0.89 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.16 KP 1.09 ! LA 0.97 MK 1.03 NL 1.07 OV 0.87 ! PT 0.91 SC 1.02 ! ! ! Fit before self-cal, rms=0.061871Jy sigma=1.326840 ! Fit after self-cal, rms=0.063746Jy sigma=1.310207 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7969 mas, bmaj=2.037 mas, bpa=-3.85 degrees ! Estimated noise=0.21647 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 = -0.000975974 Jy ! Component: 100 - total flux cleaned = -0.00121386 Jy ! Component: 150 - total flux cleaned = -0.0013566 Jy ! Component: 200 - total flux cleaned = -0.00146322 Jy ! Total flux subtracted in 200 components = -0.00146322 Jy ! Clean residual min=-0.001462 max=0.001396 Jy/beam ! Clean residual mean=0.000002 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.119741 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.119741 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=0.063717Jy sigma=1.309439 ! Fit after self-cal, rms=0.063803Jy sigma=1.309087 ! 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=0.063803Jy sigma=1.309087 ! Fit after self-cal, rms=0.063923Jy sigma=1.306247 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7963 mas, bmaj=2.033 mas, bpa=-3.925 degrees ! Estimated noise=0.216137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000647237 Jy ! Component: 100 - total flux cleaned = -0.000797927 Jy ! Component: 150 - total flux cleaned = -0.000833707 Jy ! Component: 200 - total flux cleaned = -0.00088154 Jy ! Total flux subtracted in 200 components = -0.00088154 Jy ! Clean residual min=-0.001350 max=0.001252 Jy/beam ! Clean residual mean=0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.11886 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.11886 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=0.063907Jy sigma=1.305854 ! Fit after self-cal, rms=0.063909Jy sigma=1.305790 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 = -0.000189166 Jy ! Component: 100 - total flux cleaned = -0.000220512 Jy ! Component: 150 - total flux cleaned = -0.00024874 Jy ! Component: 200 - total flux cleaned = -0.000287538 Jy ! Total flux subtracted in 200 components = -0.000287538 Jy ! Clean residual min=-0.001313 max=0.001240 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.118572 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.118572 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=0.063901Jy sigma=1.305618 ! Fit after self-cal, rms=0.063899Jy sigma=1.305602 ! 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=0.063899Jy sigma=1.305602 ! Fit after self-cal, rms=0.064107Jy sigma=1.305017 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7954 mas, bmaj=2.03 mas, bpa=-3.992 degrees ! Estimated noise=0.215729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000469417 Jy ! Component: 100 - total flux cleaned = -0.000535934 Jy ! Component: 150 - total flux cleaned = -0.000617547 Jy ! Component: 200 - total flux cleaned = -0.000667164 Jy ! Total flux subtracted in 200 components = -0.000667164 Jy ! Clean residual min=-0.001283 max=0.001166 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.117905 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 0.117905 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=0.064096Jy sigma=1.304797 ! Fit after self-cal, rms=0.064100Jy sigma=1.304766 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 = -0.000102914 Jy ! Component: 100 - total flux cleaned = -0.00016433 Jy ! Component: 150 - total flux cleaned = -0.000197269 Jy ! Component: 200 - total flux cleaned = -0.000228555 Jy ! Total flux subtracted in 200 components = -0.000228555 Jy ! Clean residual min=-0.001270 max=0.001149 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.117677 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.117677 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=0.064095Jy sigma=1.304662 ! Fit after self-cal, rms=0.064093Jy sigma=1.304656 ! 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=0.064093Jy sigma=1.304656 ! Fit after self-cal, rms=0.064102Jy sigma=1.304596 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.2 mas, bmaj=4.996 mas, bpa=1.227 degrees ! Estimated noise=0.278981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000615752 Jy ! Component: 100 - total flux cleaned = -0.000690515 Jy ! Component: 150 - total flux cleaned = -0.000700161 Jy ! Component: 200 - total flux cleaned = -0.0006914 Jy ! Total flux subtracted in 200 components = -0.0006914 Jy ! Clean residual min=-0.001337 max=0.001246 Jy/beam ! Clean residual mean=0.000003 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.116985 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 85 components and 0.116985 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=0.064103Jy sigma=1.304552 ! Fit after self-cal, rms=0.064104Jy sigma=1.304534 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 = -7.40101e-05 Jy ! Component: 100 - total flux cleaned = -0.000100109 Jy ! Component: 150 - total flux cleaned = -0.000100081 Jy ! Component: 200 - total flux cleaned = -0.000100285 Jy ! Total flux subtracted in 200 components = -0.000100285 Jy ! Clean residual min=-0.001341 max=0.001234 Jy/beam ! Clean residual mean=0.000003 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.116885 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 86 components and 0.116885 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=0.064104Jy sigma=1.304527 ! Fit after self-cal, rms=0.064103Jy sigma=1.304522 ! 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=0.7946 mas, bmaj=2.028 mas, bpa=-4.009 degrees ! Estimated noise=0.215411 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7946 x 2.028 at -4.009 degrees (North through East) ! Clean map min=-0.0011851 max=0.091767 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=0.6073 mas, bmaj=1.655 mas, bpa=-4.124 degrees ! Estimated noise=0.390253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0706494 Jy ! Component: 100 - total flux cleaned = 0.0923905 Jy ! Component: 150 - total flux cleaned = 0.101728 Jy ! Component: 200 - total flux cleaned = 0.106626 Jy ! Total flux subtracted in 200 components = 0.106626 Jy ! Clean residual min=-0.002319 max=0.002473 Jy/beam ! Clean residual mean=-0.000002 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.106626 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.106626 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7946 mas, bmaj=2.028 mas, bpa=-4.009 degrees ! Estimated noise=0.215411 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 = 0.00424179 Jy ! Component: 100 - total flux cleaned = 0.00659582 Jy ! Component: 150 - total flux cleaned = 0.00808526 Jy ! Component: 200 - total flux cleaned = 0.00890102 Jy ! Total flux subtracted in 200 components = 0.00890102 Jy ! Clean residual min=-0.001441 max=0.001172 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.115527 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 35 components and 0.115527 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=2.2 mas, bmaj=4.996 mas, bpa=1.227 degrees ! Estimated noise=0.278981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000738025 Jy ! Component: 100 - total flux cleaned = 0.000904774 Jy ! Component: 150 - total flux cleaned = 0.000994259 Jy ! Component: 200 - total flux cleaned = 0.00105107 Jy ! Total flux subtracted in 200 components = 0.00105107 Jy ! Clean residual min=-0.001423 max=0.001298 Jy/beam ! Clean residual mean=0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.116578 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 = 2.70565e-05 Jy ! Component: 100 - total flux cleaned = 4.30588e-05 Jy ! Component: 150 - total flux cleaned = 4.26323e-05 Jy ! Component: 200 - total flux cleaned = 4.3183e-05 Jy ! Total flux subtracted in 200 components = 4.3183e-05 Jy ! Clean residual min=-0.001374 max=0.001283 Jy/beam ! Clean residual mean=0.000003 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.116621 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 67 components and 0.116621 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7946 mas, bmaj=2.028 mas, bpa=-4.009 degrees ! Estimated noise=0.215411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000151073 Jy ! Component: 100 - total flux cleaned = -0.000168947 Jy ! Component: 150 - total flux cleaned = -0.000184937 Jy ! Component: 200 - total flux cleaned = -0.000213878 Jy ! Total flux subtracted in 200 components = -0.000213878 Jy ! Clean residual min=-0.001308 max=0.001124 Jy/beam ! Clean residual mean=0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.116407 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 84 components and 0.116407 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=0.064106Jy sigma=1.304693 ! Fit after self-cal, rms=0.064102Jy sigma=1.304640 wmodel J2142-2303_X_map.mod ! Writing 84 model components to file: J2142-2303_X_map.mod wobs J2142-2303_X_uvs.fits ! Writing UV FITS file: J2142-2303_X_uvs.fits wwins J2142-2303_X_map.win ! wwins: Wrote 3 windows to J2142-2303_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 = -0.000480911 Jy ! Component: 100 - total flux cleaned = -0.000687031 Jy ! Component: 150 - total flux cleaned = -0.000884549 Jy ! Component: 200 - total flux cleaned = -0.0010369 Jy ! Component: 250 - total flux cleaned = -0.00114698 Jy ! Component: 300 - total flux cleaned = -0.00123574 Jy ! Component: 350 - total flux cleaned = -0.00128755 Jy ! Component: 400 - total flux cleaned = -0.00130438 Jy ! Component: 450 - total flux cleaned = -0.00135428 Jy ! Component: 500 - total flux cleaned = -0.00138657 Jy ! Component: 550 - total flux cleaned = -0.00140231 Jy ! Component: 600 - total flux cleaned = -0.00140218 Jy ! Component: 650 - total flux cleaned = -0.00144848 Jy ! Component: 700 - total flux cleaned = -0.00146361 Jy ! Component: 750 - total flux cleaned = -0.00149371 Jy ! Component: 800 - total flux cleaned = -0.00152328 Jy ! Component: 850 - total flux cleaned = -0.00156669 Jy ! Component: 900 - total flux cleaned = -0.00162394 Jy ! Component: 950 - total flux cleaned = -0.00166624 Jy ! Component: 1000 - total flux cleaned = -0.00167992 Jy ! Component: 1050 - total flux cleaned = -0.00172152 Jy ! Component: 1100 - total flux cleaned = -0.00180349 Jy ! Component: 1150 - total flux cleaned = -0.00188402 Jy ! Component: 1200 - total flux cleaned = -0.00192406 Jy ! Component: 1250 - total flux cleaned = -0.00197669 Jy ! Component: 1300 - total flux cleaned = -0.00206765 Jy ! Component: 1350 - total flux cleaned = -0.00210607 Jy ! Component: 1400 - total flux cleaned = -0.00216961 Jy ! Component: 1450 - total flux cleaned = -0.00219496 Jy ! Component: 1500 - total flux cleaned = -0.00224489 Jy ! Component: 1550 - total flux cleaned = -0.0023312 Jy ! Component: 1600 - total flux cleaned = -0.00231893 Jy ! Component: 1650 - total flux cleaned = -0.00235517 Jy ! Component: 1700 - total flux cleaned = -0.00241539 Jy ! Component: 1750 - total flux cleaned = -0.00242727 Jy ! Component: 1800 - total flux cleaned = -0.0024628 Jy ! Component: 1850 - total flux cleaned = -0.00250941 Jy ! Component: 1900 - total flux cleaned = -0.00252098 Jy ! Component: 1950 - total flux cleaned = -0.00250951 Jy ! Component: 2000 - total flux cleaned = -0.00257802 Jy ! Component: 2050 - total flux cleaned = -0.0025892 Jy ! Component: 2100 - total flux cleaned = -0.00262274 Jy ! Component: 2150 - total flux cleaned = -0.00261158 Jy ! Component: 2200 - total flux cleaned = -0.00269996 Jy ! Component: 2250 - total flux cleaned = -0.00266706 Jy ! Component: 2300 - total flux cleaned = -0.00272157 Jy ! Component: 2350 - total flux cleaned = -0.00275384 Jy ! Component: 2400 - total flux cleaned = -0.00274322 Jy ! Component: 2450 - total flux cleaned = -0.00278566 Jy ! Component: 2500 - total flux cleaned = -0.00284899 Jy ! Component: 2550 - total flux cleaned = -0.00286989 Jy ! Component: 2600 - total flux cleaned = -0.00290109 Jy ! Component: 2650 - total flux cleaned = -0.00295276 Jy ! Component: 2700 - total flux cleaned = -0.00294247 Jy ! Component: 2750 - total flux cleaned = -0.0030038 Jy ! Component: 2800 - total flux cleaned = -0.00304439 Jy ! Component: 2850 - total flux cleaned = -0.00306445 Jy ! Component: 2900 - total flux cleaned = -0.00305452 Jy ! Component: 2950 - total flux cleaned = -0.00308435 Jy ! Component: 3000 - total flux cleaned = -0.00310422 Jy ! Component: 3050 - total flux cleaned = -0.00315333 Jy ! Component: 3100 - total flux cleaned = -0.00317286 Jy ! Component: 3150 - total flux cleaned = -0.00320199 Jy ! Component: 3200 - total flux cleaned = -0.00320196 Jy ! Component: 3250 - total flux cleaned = -0.00324032 Jy ! Component: 3300 - total flux cleaned = -0.00324988 Jy ! Component: 3350 - total flux cleaned = -0.00325937 Jy ! Component: 3400 - total flux cleaned = -0.00327812 Jy ! Component: 3450 - total flux cleaned = -0.00325944 Jy ! Component: 3500 - total flux cleaned = -0.00333391 Jy ! Component: 3550 - total flux cleaned = -0.00334318 Jy ! Component: 3600 - total flux cleaned = -0.00331555 Jy ! Component: 3650 - total flux cleaned = -0.0033522 Jy ! Component: 3700 - total flux cleaned = -0.00337036 Jy ! Component: 3750 - total flux cleaned = -0.00337941 Jy ! Component: 3800 - total flux cleaned = -0.00339751 Jy ! Component: 3850 - total flux cleaned = -0.00340643 Jy ! Component: 3900 - total flux cleaned = -0.00341523 Jy ! Component: 3950 - total flux cleaned = -0.00342406 Jy ! Component: 4000 - total flux cleaned = -0.0034417 Jy ! Component: 4050 - total flux cleaned = -0.00346792 Jy ! Total flux subtracted in 4096 components = -0.00345055 Jy ! Clean residual min=-0.000533 max=0.000558 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.112957 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 408 components and 0.112957 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2142-2303_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7946 x 2.028 at -4.009 degrees (North through East) ! Clean map min=-0.00098477 max=0.091653 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2142-2303_X_map.fits wmodel /vlbi/uf001/uva//J2142-2303_X_map.mod ! Writing 408 model components to file: /vlbi/uf001/uva//J2142-2303_X_map.mod wobs /vlbi/uf001/uva//J2142-2303_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2142-2303_X_uvs.fits wwins /vlbi/uf001/uva//J2142-2303_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2142-2303_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0916534 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147935 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.48422 0.48422 0.96844 1.93688 3.87376 7.74752 15.495 30.9901 61.9801 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.091 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 619.553 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2142-2303_X_dfm.log closed on Mon Jan 14 05:57:47 2019