! Started logfile: /vlbi/uf001/uva//J0220+1652_X_dfm.log on Sun Jan 13 21:23:33 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//J0220+1652_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0220+1652_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.843364 visibilities/baseline/integration-bin. ! Found source: J0220+1652 ! ! 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 26232 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 J0220+1652_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010123Jy sigma=22.833044 ! Fit after self-cal, rms=0.926714Jy sigma=20.910443 ! 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=0.6282 mas, bmaj=1.522 mas, bpa=-3.259 degrees ! Estimated noise=0.360241 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 = 0.0542172 Jy ! Component: 100 - total flux cleaned = 0.0719664 Jy ! Total flux subtracted in 100 components = 0.0719664 Jy ! Clean residual min=-0.009096 max=0.025661 Jy/beam ! Clean residual mean=0.000001 rms=0.002277 Jy/beam ! Combined flux in latest and established models = 0.0719664 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0719664 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=0.090034Jy sigma=1.959048 ! Fit after self-cal, rms=0.088899Jy sigma=1.936560 ! Inverting map ! Added new window around map position (-3.2, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0223572 Jy ! Component: 100 - total flux cleaned = 0.0330551 Jy ! Total flux subtracted in 100 components = 0.0330551 Jy ! Clean residual min=-0.008289 max=0.015636 Jy/beam ! Clean residual mean=0.000000 rms=0.001887 Jy/beam ! Combined flux in latest and established models = 0.105022 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.105021 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=0.081027Jy sigma=1.766783 ! Fit after self-cal, rms=0.078010Jy sigma=1.708497 ! Inverting map ! Added new window around map position (-2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219546 Jy ! Component: 100 - total flux cleaned = 0.0339312 Jy ! Total flux subtracted in 100 components = 0.0339312 Jy ! Clean residual min=-0.007625 max=0.011107 Jy/beam ! Clean residual mean=-0.000001 rms=0.001527 Jy/beam ! Combined flux in latest and established models = 0.138953 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.138953 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=0.069651Jy sigma=1.517549 ! Fit after self-cal, rms=0.067127Jy sigma=1.461878 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153764 Jy ! Component: 100 - total flux cleaned = 0.0250425 Jy ! Total flux subtracted in 100 components = 0.0250425 Jy ! Clean residual min=-0.006123 max=0.006977 Jy/beam ! Clean residual mean=-0.000001 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 0.163995 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.163995 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=0.062029Jy sigma=1.340685 ! Fit after self-cal, rms=0.061301Jy sigma=1.323217 ! Inverting map ! Added new window around map position (-2.6, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00972413 Jy ! Component: 100 - total flux cleaned = 0.0138301 Jy ! Total flux subtracted in 100 components = 0.0138301 Jy ! Clean residual min=-0.005251 max=0.004311 Jy/beam ! Clean residual mean=-0.000000 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.177825 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.177825 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=0.059118Jy sigma=1.270676 ! Fit after self-cal, rms=0.058928Jy sigma=1.265930 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333883 Jy ! Component: 100 - total flux cleaned = 0.00665234 Jy ! Total flux subtracted in 100 components = 0.00665234 Jy ! Clean residual min=-0.004537 max=0.003893 Jy/beam ! Clean residual mean=0.000000 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.184478 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 0.184478 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=0.058054Jy sigma=1.244731 ! Fit after self-cal, rms=0.057996Jy sigma=1.243234 ! 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=0.7969 mas, bmaj=1.739 mas, bpa=-3.379 degrees ! Estimated noise=0.195834 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 = 0.00581673 Jy ! Component: 100 - total flux cleaned = 0.00896049 Jy ! Component: 150 - total flux cleaned = 0.0109514 Jy ! Component: 200 - total flux cleaned = 0.0126973 Jy ! Total flux subtracted in 200 components = 0.0126973 Jy ! Clean residual min=-0.003516 max=0.003467 Jy/beam ! Clean residual mean=-0.000001 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.197175 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 59 components and 0.197175 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=0.057277Jy sigma=1.226003 ! Fit after self-cal, rms=0.057234Jy sigma=1.224818 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7969 x 1.739 at -3.379 degrees (North through East) ! Clean map min=-0.0032879 max=0.068284 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.99 KP 0.98 LA 1.00 ! MK 1.01 NL 1.11 OV 0.89 PT 0.90 ! SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.94 KP 0.98 LA 0.95 ! MK 1.09 NL 1.10 OV 0.87 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.96 KP 0.96 LA 1.00 ! MK 1.05 NL 1.14 OV 0.89 PT 0.92 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.97 KP 0.99 LA 0.99 ! MK 1.02 NL 1.13 OV 0.88 PT 0.91 ! SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.98 KP 1.02 LA 0.97 ! MK 1.06 NL 1.16 OV 0.91 PT 0.89 ! SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.95 KP 1.01 LA 0.99 ! MK 1.05 NL 1.14 OV 0.93 PT 0.91 ! SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.95 KP 1.03 LA 1.00 ! MK 1.07 NL 1.12 OV 0.89 PT 0.91 ! SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.98 KP 1.03 LA 1.00 ! MK 1.05 NL 1.13 OV 0.91 PT 0.93 ! SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.95 KP 1.01 LA 1.02 ! MK 1.08 NL 1.14 OV 0.94 PT 0.93 ! SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 0.95 KP 0.98 LA 1.01 ! MK 1.09 NL 1.15 OV 0.91 PT 0.93 ! SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 KP 1.02 LA 1.00 ! MK 1.05 NL 1.11 OV 0.91 PT 0.90 ! SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 HN 0.96 KP 1.01 LA 0.96 ! MK 1.02 NL 1.15 OV 0.88 PT 0.92 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.057234Jy sigma=1.224818 ! Fit after self-cal, rms=0.055019Jy sigma=1.200512 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7982 mas, bmaj=1.746 mas, bpa=-2.183 degrees ! Estimated noise=0.193608 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 = -0.000377092 Jy ! Component: 100 - total flux cleaned = -0.000259986 Jy ! Component: 150 - total flux cleaned = -0.000117316 Jy ! Component: 200 - total flux cleaned = -7.60075e-05 Jy ! Total flux subtracted in 200 components = -7.60075e-05 Jy ! Clean residual min=-0.001439 max=0.001423 Jy/beam ! Clean residual mean=0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.197099 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 0.197099 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=0.054866Jy sigma=1.197167 ! Fit after self-cal, rms=0.054901Jy sigma=1.196209 ! 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=0.054901Jy sigma=1.196209 ! Fit after self-cal, rms=0.054909Jy sigma=1.193300 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7959 mas, bmaj=1.745 mas, bpa=-2.127 degrees ! Estimated noise=0.193511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.37615e-05 Jy ! Component: 100 - total flux cleaned = 0.000198391 Jy ! Component: 150 - total flux cleaned = 0.000228228 Jy ! Component: 200 - total flux cleaned = 0.000255966 Jy ! Total flux subtracted in 200 components = 0.000255966 Jy ! Clean residual min=-0.001087 max=0.001148 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.197355 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 0.197355 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=0.054865Jy sigma=1.192379 ! Fit after self-cal, rms=0.054879Jy sigma=1.192225 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 (2.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000369692 Jy ! Component: 100 - total flux cleaned = 0.000493622 Jy ! Component: 150 - total flux cleaned = 0.000576967 Jy ! Component: 200 - total flux cleaned = 0.000602253 Jy ! Total flux subtracted in 200 components = 0.000602253 Jy ! Clean residual min=-0.001059 max=0.001075 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.197957 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 0.197957 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=0.054844Jy sigma=1.191416 ! Fit after self-cal, rms=0.054842Jy sigma=1.191376 ! 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=0.054842Jy sigma=1.191376 ! Fit after self-cal, rms=0.054753Jy sigma=1.191244 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7942 mas, bmaj=1.743 mas, bpa=-2.145 degrees ! Estimated noise=0.19301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000182898 Jy ! Component: 100 - total flux cleaned = 0.000207821 Jy ! Component: 150 - total flux cleaned = 0.000186406 Jy ! Component: 200 - total flux cleaned = 0.000226774 Jy ! Total flux subtracted in 200 components = 0.000226774 Jy ! Clean residual min=-0.001008 max=0.001019 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.198184 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.198184 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=0.054734Jy sigma=1.190808 ! Fit after self-cal, rms=0.054735Jy sigma=1.190784 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 = 2.08159e-05 Jy ! Component: 100 - total flux cleaned = 2.07349e-06 Jy ! Component: 150 - total flux cleaned = 1.99887e-05 Jy ! Component: 200 - total flux cleaned = 2.25388e-06 Jy ! Total flux subtracted in 200 components = 2.25388e-06 Jy ! Clean residual min=-0.000984 max=0.000995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.198186 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.198186 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=0.054723Jy sigma=1.190527 ! Fit after self-cal, rms=0.054723Jy sigma=1.190514 ! 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=0.054723Jy sigma=1.190514 ! Fit after self-cal, rms=0.054675Jy sigma=1.190490 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.879 mas, bmaj=2.695 mas, bpa=-4.587 degrees ! Estimated noise=0.259825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159512 Jy ! Component: 100 - total flux cleaned = 0.000129447 Jy ! Component: 150 - total flux cleaned = 0.000130086 Jy ! Component: 200 - total flux cleaned = 0.000121604 Jy ! Total flux subtracted in 200 components = 0.000121604 Jy ! Clean residual min=-0.001036 max=0.001032 Jy/beam ! Clean residual mean=-0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.198308 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 104 components and 0.198308 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=0.054675Jy sigma=1.190492 ! Fit after self-cal, rms=0.054675Jy sigma=1.190476 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 = 8.63181e-05 Jy ! Component: 100 - total flux cleaned = 5.26528e-05 Jy ! Component: 150 - total flux cleaned = 2.30215e-05 Jy ! Component: 200 - total flux cleaned = 9.36824e-06 Jy ! Total flux subtracted in 200 components = 9.36824e-06 Jy ! Clean residual min=-0.001028 max=0.001037 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.198317 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.198317 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=0.054675Jy sigma=1.190463 ! Fit after self-cal, rms=0.054675Jy sigma=1.190461 ! 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=0.7934 mas, bmaj=1.741 mas, bpa=-2.146 degrees ! Estimated noise=0.192774 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7934 x 1.741 at -2.146 degrees (North through East) ! Clean map min=-0.00097819 max=0.066765 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=0.624 mas, bmaj=1.528 mas, bpa=-2.168 degrees ! Estimated noise=0.353323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0598641 Jy ! Component: 100 - total flux cleaned = 0.0953049 Jy ! Component: 150 - total flux cleaned = 0.119196 Jy ! Component: 200 - total flux cleaned = 0.136106 Jy ! Total flux subtracted in 200 components = 0.136106 Jy ! Clean residual min=-0.004573 max=0.009511 Jy/beam ! Clean residual mean=0.000000 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.136106 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.136106 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7934 mas, bmaj=1.741 mas, bpa=-2.146 degrees ! Estimated noise=0.192774 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 = 0.0175124 Jy ! Component: 100 - total flux cleaned = 0.029143 Jy ! Component: 150 - total flux cleaned = 0.0372794 Jy ! Component: 200 - total flux cleaned = 0.0430847 Jy ! Total flux subtracted in 200 components = 0.0430847 Jy ! Clean residual min=-0.001780 max=0.003868 Jy/beam ! Clean residual mean=-0.000001 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.17919 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 31 components and 0.17919 Jy ! Inverting map ! Added new window around map position (-0.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00438038 Jy ! Component: 100 - total flux cleaned = 0.00760485 Jy ! Component: 150 - total flux cleaned = 0.010112 Jy ! Component: 200 - total flux cleaned = 0.0121043 Jy ! Total flux subtracted in 200 components = 0.0121043 Jy ! Clean residual min=-0.001265 max=0.001319 Jy/beam ! Clean residual mean=-0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.191295 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 61 components and 0.191295 Jy ! Inverting map ! Added new window around map position (9.4, 15.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158262 Jy ! Component: 100 - total flux cleaned = 0.00272254 Jy ! Component: 150 - total flux cleaned = 0.00363365 Jy ! Component: 200 - total flux cleaned = 0.00444697 Jy ! Total flux subtracted in 200 components = 0.00444697 Jy ! Clean residual min=-0.001089 max=0.001056 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.195742 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 73 components and 0.195742 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=1.879 mas, bmaj=2.695 mas, bpa=-4.587 degrees ! Estimated noise=0.259825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131947 Jy ! Component: 100 - total flux cleaned = 0.00185866 Jy ! Component: 150 - total flux cleaned = 0.0021987 Jy ! Component: 200 - total flux cleaned = 0.00246464 Jy ! Total flux subtracted in 200 components = 0.00246464 Jy ! Clean residual min=-0.001060 max=0.001023 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.198206 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 = 8.24031e-05 Jy ! Component: 100 - total flux cleaned = 0.000165536 Jy ! Component: 150 - total flux cleaned = 0.000217735 Jy ! Component: 200 - total flux cleaned = 0.000237066 Jy ! Total flux subtracted in 200 components = 0.000237066 Jy ! Clean residual min=-0.001039 max=0.001012 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.198443 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 114 components and 0.198443 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7934 mas, bmaj=1.741 mas, bpa=-2.146 degrees ! Estimated noise=0.192774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000359074 Jy ! Component: 100 - total flux cleaned = -0.000360471 Jy ! Component: 150 - total flux cleaned = -0.000338775 Jy ! Component: 200 - total flux cleaned = -0.000298625 Jy ! Total flux subtracted in 200 components = -0.000298625 Jy ! Clean residual min=-0.000882 max=0.000969 Jy/beam ! Clean residual mean=-0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.198145 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 133 components and 0.198145 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=0.054645Jy sigma=1.189910 ! Fit after self-cal, rms=0.054630Jy sigma=1.189584 wmodel J0220+1652_X_map.mod ! Writing 133 model components to file: J0220+1652_X_map.mod wobs J0220+1652_X_uvs.fits ! Writing UV FITS file: J0220+1652_X_uvs.fits wwins J0220+1652_X_map.win ! wwins: Wrote 7 windows to J0220+1652_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 = 0.00021693 Jy ! Component: 100 - total flux cleaned = 0.000280568 Jy ! Component: 150 - total flux cleaned = 0.000372279 Jy ! Component: 200 - total flux cleaned = 0.000431271 Jy ! Component: 250 - total flux cleaned = 0.000417121 Jy ! Component: 300 - total flux cleaned = 0.000445231 Jy ! Component: 350 - total flux cleaned = 0.000485939 Jy ! Component: 400 - total flux cleaned = 0.000472724 Jy ! Component: 450 - total flux cleaned = 0.00053853 Jy ! Component: 500 - total flux cleaned = 0.000564061 Jy ! Component: 550 - total flux cleaned = 0.000563961 Jy ! Component: 600 - total flux cleaned = 0.000600969 Jy ! Component: 650 - total flux cleaned = 0.000613209 Jy ! Component: 700 - total flux cleaned = 0.000613182 Jy ! Component: 750 - total flux cleaned = 0.000624988 Jy ! Component: 800 - total flux cleaned = 0.000578529 Jy ! Component: 850 - total flux cleaned = 0.000590012 Jy ! Component: 900 - total flux cleaned = 0.000567493 Jy ! Component: 950 - total flux cleaned = 0.000534172 Jy ! Component: 1000 - total flux cleaned = 0.000556159 Jy ! Component: 1050 - total flux cleaned = 0.000534348 Jy ! Component: 1100 - total flux cleaned = 0.000512908 Jy ! Component: 1150 - total flux cleaned = 0.000481149 Jy ! Component: 1200 - total flux cleaned = 0.000502166 Jy ! Component: 1250 - total flux cleaned = 0.000481386 Jy ! Component: 1300 - total flux cleaned = 0.000481339 Jy ! Component: 1350 - total flux cleaned = 0.000460934 Jy ! Component: 1400 - total flux cleaned = 0.000450889 Jy ! Component: 1450 - total flux cleaned = 0.000460928 Jy ! Component: 1500 - total flux cleaned = 0.000441084 Jy ! Component: 1550 - total flux cleaned = 0.000411895 Jy ! Component: 1600 - total flux cleaned = 0.000440922 Jy ! Component: 1650 - total flux cleaned = 0.000440975 Jy ! Component: 1700 - total flux cleaned = 0.000412425 Jy ! Component: 1750 - total flux cleaned = 0.000402964 Jy ! Component: 1800 - total flux cleaned = 0.000431129 Jy ! Component: 1850 - total flux cleaned = 0.000384637 Jy ! Component: 1900 - total flux cleaned = 0.000357017 Jy ! Component: 1950 - total flux cleaned = 0.000357073 Jy ! Component: 2000 - total flux cleaned = 0.000320887 Jy ! Component: 2050 - total flux cleaned = 0.000356789 Jy ! Component: 2100 - total flux cleaned = 0.000329982 Jy ! Component: 2150 - total flux cleaned = 0.000347797 Jy ! Component: 2200 - total flux cleaned = 0.000321552 Jy ! Component: 2250 - total flux cleaned = 0.000286868 Jy ! Component: 2300 - total flux cleaned = 0.000312805 Jy ! Component: 2350 - total flux cleaned = 0.000252958 Jy ! Component: 2400 - total flux cleaned = 0.000235963 Jy ! Component: 2450 - total flux cleaned = 0.000252848 Jy ! Component: 2500 - total flux cleaned = 0.000244497 Jy ! Component: 2550 - total flux cleaned = 0.000219571 Jy ! Component: 2600 - total flux cleaned = 0.000211282 Jy ! Component: 2650 - total flux cleaned = 0.000194968 Jy ! Component: 2700 - total flux cleaned = 0.000170672 Jy ! Component: 2750 - total flux cleaned = 0.000146529 Jy ! Component: 2800 - total flux cleaned = 0.000178645 Jy ! Component: 2850 - total flux cleaned = 0.000146777 Jy ! Component: 2900 - total flux cleaned = 0.000130927 Jy ! Component: 2950 - total flux cleaned = 0.000115159 Jy ! Component: 3000 - total flux cleaned = 0.000115177 Jy ! Component: 3050 - total flux cleaned = 0.000122937 Jy ! Component: 3100 - total flux cleaned = 7.66314e-05 Jy ! Component: 3150 - total flux cleaned = 9.1939e-05 Jy ! Component: 3200 - total flux cleaned = 9.94841e-05 Jy ! Component: 3250 - total flux cleaned = 9.19812e-05 Jy ! Component: 3300 - total flux cleaned = 2.42552e-05 Jy ! Component: 3350 - total flux cleaned = 4.66744e-05 Jy ! Component: 3400 - total flux cleaned = 3.92912e-05 Jy ! Component: 3450 - total flux cleaned = 6.14589e-05 Jy ! Component: 3500 - total flux cleaned = 2.47574e-05 Jy ! Component: 3550 - total flux cleaned = 1.01011e-05 Jy ! Component: 3600 - total flux cleaned = 1.01775e-05 Jy ! Component: 3650 - total flux cleaned = 1.73923e-05 Jy ! Component: 3700 - total flux cleaned = 3.067e-06 Jy ! Component: 3750 - total flux cleaned = 3.87916e-05 Jy ! Component: 3800 - total flux cleaned = 3.16754e-05 Jy ! Component: 3850 - total flux cleaned = 2.46131e-05 Jy ! Component: 3900 - total flux cleaned = 4.5721e-05 Jy ! Component: 3950 - total flux cleaned = 1.78537e-05 Jy ! Component: 4000 - total flux cleaned = 3.87202e-05 Jy ! Component: 4050 - total flux cleaned = 4.56162e-05 Jy ! Total flux subtracted in 4096 components = 5.25029e-05 Jy ! Clean residual min=-0.000455 max=0.000452 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.198197 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 450 components and 0.198197 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0220+1652_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7934 x 1.741 at -2.146 degrees (North through East) ! Clean map min=-0.00072361 max=0.066964 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0220+1652_X_map.fits wmodel /vlbi/uf001/uva//J0220+1652_X_map.mod ! Writing 450 model components to file: /vlbi/uf001/uva//J0220+1652_X_map.mod wobs /vlbi/uf001/uva//J0220+1652_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0220+1652_X_uvs.fits wwins /vlbi/uf001/uva//J0220+1652_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0220+1652_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0669643 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115487 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.517382 0.517382 1.03476 2.06953 4.13906 8.27812 16.5562 33.1125 66.2249 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.066 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 579.842 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0220+1652_X_dfm.log closed on Sun Jan 13 21:23:39 2019