! Started logfile: /vlbi/uf001/uva//J1455+4431_X_dfm.log on Mon Jan 14 03:06:14 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//J1455+4431_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1455+4431_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.910582 visibilities/baseline/integration-bin. ! Found source: J1455+4431 ! ! 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 20652 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 J1455+4431_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 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 99 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004931Jy sigma=23.551245 ! Fit after self-cal, rms=0.907609Jy sigma=21.242285 ! 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=0.7401 mas, bmaj=1.153 mas, bpa=-8.339 degrees ! Estimated noise=0.437469 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 = 0.06963 Jy ! Component: 100 - total flux cleaned = 0.0952044 Jy ! Total flux subtracted in 100 components = 0.0952044 Jy ! Clean residual min=-0.005817 max=0.016096 Jy/beam ! Clean residual mean=-0.000003 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 0.0952044 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0952044 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=0.062034Jy sigma=1.414274 ! Fit after self-cal, rms=0.060756Jy sigma=1.386464 ! Inverting map ! Added new window around map position (-0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184781 Jy ! Component: 100 - total flux cleaned = 0.027853 Jy ! Total flux subtracted in 100 components = 0.027853 Jy ! Clean residual min=-0.004502 max=0.005728 Jy/beam ! Clean residual mean=0.000000 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.123057 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.123057 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=0.054601Jy sigma=1.234614 ! Fit after self-cal, rms=0.054058Jy sigma=1.223127 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00707452 Jy ! Component: 100 - total flux cleaned = 0.0106224 Jy ! Total flux subtracted in 100 components = 0.0106224 Jy ! Clean residual min=-0.003733 max=0.004332 Jy/beam ! Clean residual mean=0.000001 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.13368 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.13368 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=0.053128Jy sigma=1.200385 ! Fit after self-cal, rms=0.053023Jy sigma=1.198263 ! 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=0.9045 mas, bmaj=1.378 mas, bpa=-4.785 degrees ! Estimated noise=0.248761 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, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00451499 Jy ! Component: 100 - total flux cleaned = 0.00737622 Jy ! Component: 150 - total flux cleaned = 0.00923592 Jy ! Component: 200 - total flux cleaned = 0.0100395 Jy ! Total flux subtracted in 200 components = 0.0100395 Jy ! Clean residual min=-0.002914 max=0.004017 Jy/beam ! Clean residual mean=0.000001 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.143719 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 0.143719 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=0.052583Jy sigma=1.186969 ! Fit after self-cal, rms=0.052523Jy sigma=1.185763 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9045 x 1.378 at -4.785 degrees (North through East) ! Clean map min=-0.0028787 max=0.087883 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.93 KP 1.01 ! LA 0.89 MK 1.01 NL 1.13 OV 0.96 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.94 KP 1.01 ! LA 0.92 MK 0.96 NL 1.15 OV 0.93 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 0.91 KP 1.03 ! LA 0.87 MK 0.97 NL 1.12 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.04 HN 0.95 KP 1.00 ! LA 0.92 MK 1.04 NL 1.13 OV 0.92 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.95 KP 1.07 ! LA 0.91 MK 1.00 NL 1.14 OV 0.98 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 0.99 ! LA 0.89 MK 0.98 NL 1.16 OV 1.00 ! PT 1.00* SC 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 1.02 ! LA 0.89 MK 1.07 NL 1.16 OV 0.96 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.97 KP 1.04 ! LA 0.91 MK 1.01 NL 1.16 OV 0.93 ! PT 1.00* SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 0.93 KP 1.00 ! LA 0.89 MK 1.00 NL 1.20 OV 0.95 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.96 KP 1.03 ! LA 0.91 MK 1.00 NL 1.15 OV 0.97 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.95 KP 1.06 ! LA 0.89 MK 1.06 NL 1.15 OV 0.95 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 0.94 KP 1.05 ! LA 0.91 MK 0.92 NL 1.16 OV 0.96 ! PT 1.00* SC 0.95 ! ! ! Fit before self-cal, rms=0.052523Jy sigma=1.185763 ! Fit after self-cal, rms=0.051481Jy sigma=1.157321 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8947 mas, bmaj=1.369 mas, bpa=-4.015 degrees ! Estimated noise=0.246465 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 = -0.000187348 Jy ! Component: 100 - total flux cleaned = -0.0006743 Jy ! Component: 150 - total flux cleaned = -0.00108616 Jy ! Component: 200 - total flux cleaned = -0.00132897 Jy ! Total flux subtracted in 200 components = -0.00132897 Jy ! Clean residual min=-0.001314 max=0.001400 Jy/beam ! Clean residual mean=0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.14239 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.14239 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=0.051399Jy sigma=1.155293 ! Fit after self-cal, rms=0.051444Jy sigma=1.154670 ! 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=0.051444Jy sigma=1.154670 ! Fit after self-cal, rms=0.051384Jy sigma=1.149454 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8888 mas, bmaj=1.372 mas, bpa=-4.082 degrees ! Estimated noise=0.245862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000240465 Jy ! Component: 100 - total flux cleaned = -0.000451016 Jy ! Component: 150 - total flux cleaned = -0.000545533 Jy ! Component: 200 - total flux cleaned = -0.00058704 Jy ! Total flux subtracted in 200 components = -0.00058704 Jy ! Clean residual min=-0.001149 max=0.001261 Jy/beam ! Clean residual mean=0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.141803 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.141803 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=0.051353Jy sigma=1.148723 ! Fit after self-cal, rms=0.051358Jy sigma=1.148544 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 (-7.8, 38.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000459111 Jy ! Component: 100 - total flux cleaned = 0.000302117 Jy ! Component: 150 - total flux cleaned = 0.000144623 Jy ! Component: 200 - total flux cleaned = 8.4869e-05 Jy ! Total flux subtracted in 200 components = 8.4869e-05 Jy ! Clean residual min=-0.001115 max=0.001158 Jy/beam ! Clean residual mean=0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.141888 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 0.141888 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=0.051326Jy sigma=1.147793 ! Fit after self-cal, rms=0.051322Jy sigma=1.147733 ! Inverting map ! Added new window around map position (34.6, -35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000655377 Jy ! Component: 100 - total flux cleaned = 0.000784718 Jy ! Component: 150 - total flux cleaned = 0.000743098 Jy ! Component: 200 - total flux cleaned = 0.000666452 Jy ! Total flux subtracted in 200 components = 0.000666452 Jy ! Clean residual min=-0.001085 max=0.001083 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.142555 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 0.142555 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=0.051296Jy sigma=1.147109 ! Fit after self-cal, rms=0.051294Jy sigma=1.147068 ! 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=0.051294Jy sigma=1.147068 ! Fit after self-cal, rms=0.051312Jy sigma=1.146926 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.887 mas, bmaj=1.373 mas, bpa=-4.114 degrees ! Estimated noise=0.245721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222439 Jy ! Component: 100 - total flux cleaned = 0.000182587 Jy ! Component: 150 - total flux cleaned = 0.000146482 Jy ! Component: 200 - total flux cleaned = 9.42543e-05 Jy ! Total flux subtracted in 200 components = 9.42543e-05 Jy ! Clean residual min=-0.001027 max=0.001052 Jy/beam ! Clean residual mean=0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.142649 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 82 components and 0.142649 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=0.051298Jy sigma=1.146599 ! Fit after self-cal, rms=0.051298Jy sigma=1.146585 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 = -3.86225e-05 Jy ! Component: 100 - total flux cleaned = -8.71604e-05 Jy ! Component: 150 - total flux cleaned = -0.00011818 Jy ! Component: 200 - total flux cleaned = -0.000176955 Jy ! Total flux subtracted in 200 components = -0.000176955 Jy ! Clean residual min=-0.001024 max=0.001043 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.142472 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 87 components and 0.142472 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=0.051290Jy sigma=1.146374 ! Fit after self-cal, rms=0.051289Jy sigma=1.146368 ! 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=0.051289Jy sigma=1.146368 ! Fit after self-cal, rms=0.051311Jy sigma=1.146345 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.987 mas, bmaj=2.295 mas, bpa=4.249 degrees ! Estimated noise=0.325659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00020943 Jy ! Component: 100 - total flux cleaned = 0.000226071 Jy ! Component: 150 - total flux cleaned = 0.00021412 Jy ! Component: 200 - total flux cleaned = 0.000180082 Jy ! Total flux subtracted in 200 components = 0.000180082 Jy ! Clean residual min=-0.001009 max=0.001090 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.142652 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.142652 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=0.051310Jy sigma=1.146316 ! Fit after self-cal, rms=0.051310Jy sigma=1.146304 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 = 3.70645e-05 Jy ! Component: 100 - total flux cleaned = 2.68798e-05 Jy ! Component: 150 - total flux cleaned = 3.56073e-05 Jy ! Component: 200 - total flux cleaned = 4.32398e-05 Jy ! Total flux subtracted in 200 components = 4.32398e-05 Jy ! Clean residual min=-0.001011 max=0.001083 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.142695 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 124 components and 0.142695 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=0.051310Jy sigma=1.146283 ! Fit after self-cal, rms=0.051310Jy sigma=1.146279 ! 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=0.8864 mas, bmaj=1.373 mas, bpa=-4.12 degrees ! Estimated noise=0.245714 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8864 x 1.373 at -4.12 degrees (North through East) ! Clean map min=-0.00096197 max=0.086454 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=0.7281 mas, bmaj=1.147 mas, bpa=-7.574 degrees ! Estimated noise=0.428233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0705219 Jy ! Component: 100 - total flux cleaned = 0.100702 Jy ! Component: 150 - total flux cleaned = 0.11555 Jy ! Component: 200 - total flux cleaned = 0.124155 Jy ! Total flux subtracted in 200 components = 0.124155 Jy ! Clean residual min=-0.002830 max=0.004434 Jy/beam ! Clean residual mean=-0.000001 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.124155 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 0.124155 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8864 mas, bmaj=1.373 mas, bpa=-4.12 degrees ! Estimated noise=0.245714 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 = 0.00649969 Jy ! Component: 100 - total flux cleaned = 0.00990216 Jy ! Component: 150 - total flux cleaned = 0.0120025 Jy ! Component: 200 - total flux cleaned = 0.0132344 Jy ! Total flux subtracted in 200 components = 0.0132344 Jy ! Clean residual min=-0.001400 max=0.001170 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.137389 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.137389 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=1.987 mas, bmaj=2.295 mas, bpa=4.249 degrees ! Estimated noise=0.325659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171868 Jy ! Component: 100 - total flux cleaned = 0.00250021 Jy ! Component: 150 - total flux cleaned = 0.00322727 Jy ! Component: 200 - total flux cleaned = 0.00375263 Jy ! Total flux subtracted in 200 components = 0.00375263 Jy ! Clean residual min=-0.001186 max=0.001184 Jy/beam ! Clean residual mean=0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.141142 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 = 0.000356646 Jy ! Component: 100 - total flux cleaned = 0.000678577 Jy ! Component: 150 - total flux cleaned = 0.000955034 Jy ! Component: 200 - total flux cleaned = 0.00117809 Jy ! Total flux subtracted in 200 components = 0.00117809 Jy ! Clean residual min=-0.001097 max=0.001099 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.14232 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 79 components and 0.14232 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8864 mas, bmaj=1.373 mas, bpa=-4.12 degrees ! Estimated noise=0.245714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257027 Jy ! Component: 100 - total flux cleaned = 0.000285046 Jy ! Component: 150 - total flux cleaned = 0.000237635 Jy ! Component: 200 - total flux cleaned = 0.000191851 Jy ! Total flux subtracted in 200 components = 0.000191851 Jy ! Clean residual min=-0.001138 max=0.001083 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.142512 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.142512 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=0.051349Jy sigma=1.147169 ! Fit after self-cal, rms=0.051339Jy sigma=1.146976 wmodel J1455+4431_X_map.mod ! Writing 96 model components to file: J1455+4431_X_map.mod wobs J1455+4431_X_uvs.fits ! Writing UV FITS file: J1455+4431_X_uvs.fits wwins J1455+4431_X_map.win ! wwins: Wrote 5 windows to J1455+4431_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 = -0.000207727 Jy ! Component: 100 - total flux cleaned = -0.000338861 Jy ! Component: 150 - total flux cleaned = -0.000410444 Jy ! Component: 200 - total flux cleaned = -0.000375355 Jy ! Component: 250 - total flux cleaned = -0.000341315 Jy ! Component: 300 - total flux cleaned = -0.000374056 Jy ! Component: 350 - total flux cleaned = -0.000406147 Jy ! Component: 400 - total flux cleaned = -0.000422016 Jy ! Component: 450 - total flux cleaned = -0.000452935 Jy ! Component: 500 - total flux cleaned = -0.000529619 Jy ! Component: 550 - total flux cleaned = -0.000453518 Jy ! Component: 600 - total flux cleaned = -0.000468761 Jy ! Component: 650 - total flux cleaned = -0.000513192 Jy ! Component: 700 - total flux cleaned = -0.000527967 Jy ! Component: 750 - total flux cleaned = -0.000571134 Jy ! Component: 800 - total flux cleaned = -0.000599423 Jy ! Component: 850 - total flux cleaned = -0.000627179 Jy ! Component: 900 - total flux cleaned = -0.00062698 Jy ! Component: 950 - total flux cleaned = -0.000627025 Jy ! Component: 1000 - total flux cleaned = -0.000654415 Jy ! Component: 1050 - total flux cleaned = -0.000681175 Jy ! Component: 1100 - total flux cleaned = -0.000694416 Jy ! Component: 1150 - total flux cleaned = -0.000667991 Jy ! Component: 1200 - total flux cleaned = -0.000720206 Jy ! Component: 1250 - total flux cleaned = -0.000681026 Jy ! Component: 1300 - total flux cleaned = -0.00069407 Jy ! Component: 1350 - total flux cleaned = -0.000706756 Jy ! Component: 1400 - total flux cleaned = -0.00073197 Jy ! Component: 1450 - total flux cleaned = -0.00070685 Jy ! Component: 1500 - total flux cleaned = -0.00068185 Jy ! Component: 1550 - total flux cleaned = -0.000694247 Jy ! Component: 1600 - total flux cleaned = -0.000681882 Jy ! Component: 1650 - total flux cleaned = -0.000657627 Jy ! Component: 1700 - total flux cleaned = -0.000633642 Jy ! Component: 1750 - total flux cleaned = -0.000669357 Jy ! Component: 1800 - total flux cleaned = -0.000622005 Jy ! Component: 1850 - total flux cleaned = -0.000621866 Jy ! Component: 1900 - total flux cleaned = -0.000586811 Jy ! Component: 1950 - total flux cleaned = -0.000575167 Jy ! Component: 2000 - total flux cleaned = -0.000563525 Jy ! Component: 2050 - total flux cleaned = -0.000483446 Jy ! Component: 2100 - total flux cleaned = -0.000472194 Jy ! Component: 2150 - total flux cleaned = -0.000438377 Jy ! Component: 2200 - total flux cleaned = -0.000393615 Jy ! Component: 2250 - total flux cleaned = -0.000360236 Jy ! Component: 2300 - total flux cleaned = -0.000360164 Jy ! Component: 2350 - total flux cleaned = -0.000316315 Jy ! Component: 2400 - total flux cleaned = -0.000316364 Jy ! Component: 2450 - total flux cleaned = -0.000272924 Jy ! Component: 2500 - total flux cleaned = -0.000219135 Jy ! Component: 2550 - total flux cleaned = -0.00018699 Jy ! Component: 2600 - total flux cleaned = -0.000208205 Jy ! Component: 2650 - total flux cleaned = -0.000134337 Jy ! Component: 2700 - total flux cleaned = -0.000113301 Jy ! Component: 2750 - total flux cleaned = -0.000113187 Jy ! Component: 2800 - total flux cleaned = -0.000102782 Jy ! Component: 2850 - total flux cleaned = -0.000102854 Jy ! Component: 2900 - total flux cleaned = -8.23993e-05 Jy ! Component: 2950 - total flux cleaned = -3.14102e-05 Jy ! Component: 3000 - total flux cleaned = -5.16444e-05 Jy ! Component: 3050 - total flux cleaned = -1.34141e-06 Jy ! Component: 3100 - total flux cleaned = 2.87212e-05 Jy ! Component: 3150 - total flux cleaned = 4.85792e-05 Jy ! Component: 3200 - total flux cleaned = 5.85136e-05 Jy ! Component: 3250 - total flux cleaned = 7.81598e-05 Jy ! Component: 3300 - total flux cleaned = 7.81831e-05 Jy ! Component: 3350 - total flux cleaned = 6.83789e-05 Jy ! Component: 3400 - total flux cleaned = 8.77585e-05 Jy ! Component: 3450 - total flux cleaned = 0.000135895 Jy ! Component: 3500 - total flux cleaned = 0.000116671 Jy ! Component: 3550 - total flux cleaned = 0.000164274 Jy ! Component: 3600 - total flux cleaned = 0.000154779 Jy ! Component: 3650 - total flux cleaned = 0.000154833 Jy ! Component: 3700 - total flux cleaned = 0.000164279 Jy ! Component: 3750 - total flux cleaned = 0.000220264 Jy ! Component: 3800 - total flux cleaned = 0.000229594 Jy ! Component: 3850 - total flux cleaned = 0.00022959 Jy ! Component: 3900 - total flux cleaned = 0.000229592 Jy ! Component: 3950 - total flux cleaned = 0.000229556 Jy ! Component: 4000 - total flux cleaned = 0.000265838 Jy ! Component: 4050 - total flux cleaned = 0.000320055 Jy ! Total flux subtracted in 4096 components = 0.0002751 Jy ! Clean residual min=-0.000603 max=0.000560 Jy/beam ! Clean residual mean=0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.142787 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 417 components and 0.142787 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1455+4431_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8864 x 1.373 at -4.12 degrees (North through East) ! Clean map min=-0.00087233 max=0.086404 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1455+4431_X_map.fits wmodel /vlbi/uf001/uva//J1455+4431_X_map.mod ! Writing 417 model components to file: /vlbi/uf001/uva//J1455+4431_X_map.mod wobs /vlbi/uf001/uva//J1455+4431_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1455+4431_X_uvs.fits wwins /vlbi/uf001/uva//J1455+4431_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1455+4431_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0864038 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000151213 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.525022 0.525022 1.05004 2.10009 4.20018 8.40036 16.8007 33.6014 67.2029 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 571.404 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1455+4431_X_dfm.log closed on Mon Jan 14 03:06:19 2019