! Started logfile: /image_prod/ug002_uva//J1719+4804_X_dfm.log on Thu Mar 5 03:11:31 2020 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 /image_prod/ug002_uva//J1719+4804_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1719+4804_X_uva.fits ! AN table 1: 60 integrations on 21 of 21 possible baselines. ! AN table 2: 30 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.904762 visibilities/baseline/integration-bin. ! Found source: J1719+4804 ! ! 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 121 lines of history. ! ! Reading 20520 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 J1719+4804_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001293Jy sigma=10.161436 ! Fit after self-cal, rms=0.975033Jy sigma=9.905159 ! 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=1.294 mas, bmaj=2.16 mas, bpa=-24.52 degrees ! Estimated noise=1.48828 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 = 0.0206258 Jy ! Component: 100 - total flux cleaned = 0.0212957 Jy ! Total flux subtracted in 100 components = 0.0212957 Jy ! Clean residual min=-0.004424 max=0.004114 Jy/beam ! Clean residual mean=0.000001 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.0212957 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0212957 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=0.047547Jy sigma=0.447328 ! Fit after self-cal, rms=0.045926Jy sigma=0.431093 ! 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=1.561 mas, bmaj=2.326 mas, bpa=-23.28 degrees ! Estimated noise=0.49316 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 = 0.0023556 Jy ! Component: 100 - total flux cleaned = 0.00173217 Jy ! Component: 150 - total flux cleaned = 0.00188611 Jy ! Component: 200 - total flux cleaned = 0.00189091 Jy ! Total flux subtracted in 200 components = 0.00189091 Jy ! Clean residual min=-0.002245 max=0.002152 Jy/beam ! Clean residual mean=-0.000002 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.0231867 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0231867 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=0.045305Jy sigma=0.426430 ! Fit after self-cal, rms=0.045118Jy sigma=0.425846 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.561 x 2.326 at -23.28 degrees (North through East) ! Clean map min=-0.0023325 max=0.028394 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.75 KP 1.21 ! LA 1.00 NL 1.28 OV 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 KP 1.12 LA 0.97 ! NL 1.35 OV 0.99 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 HN 0.78 KP 1.22 ! LA 0.95 NL 1.28 OV 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.94 KP 1.16 LA 0.90 ! NL 1.38 OV 0.98 SC 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.99 HN 0.78 KP 1.31 ! LA 0.94 NL 1.44 OV 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.93 KP 1.23 LA 0.92 ! NL 1.17 OV 1.06 SC 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.86 HN 0.73 KP 1.30 ! LA 1.10 NL 1.48 OV 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.86 KP 1.32 LA 1.05 ! NL 1.22 OV 1.04 SC 0.79 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.95 HN 0.73 KP 1.30 ! LA 0.96 NL 1.18 OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.89 KP 1.61 LA 0.88 ! NL 1.51 OV 0.98 SC 0.75 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.96 HN 0.69 KP 1.30 ! LA 0.99 NL 1.22 OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 KP 1.20 LA 0.92 ! NL 1.20 OV 0.96 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.84 HN 0.69 KP 1.30 ! LA 0.97 NL 1.28 OV 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.94 KP 1.32 LA 0.93 ! NL 1.41 OV 0.94 SC 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.91 HN 0.66 KP 1.37 ! LA 0.99 NL 1.44 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.80 KP 1.26 LA 0.80 ! NL 1.17 OV 0.92 SC 0.75 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.98 HN 0.64 KP 1.31 ! LA 0.96 NL 1.20 OV 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.92 KP 1.23 LA 0.94 ! NL 1.24 OV 0.90 SC 0.84 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 0.93 HN 0.75 KP 1.26 ! LA 0.87 NL 1.27 OV 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.84 KP 1.19 LA 0.82 ! NL 1.35 OV 1.12 SC 0.84 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 0.84 HN 0.68 KP 1.26 ! LA 0.90 NL 1.33 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.86 KP 1.05 LA 0.90 ! NL 1.07 OV 1.13 SC 0.80 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.69 FD 0.86 HN 0.67 KP 1.14 ! LA 0.98 NL 1.24 OV 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 FD 0.79 KP 1.11 LA 0.85 ! NL 1.12 OV 0.99 SC 0.76 ! ! ! Fit before self-cal, rms=0.045118Jy sigma=0.425846 ! Fit after self-cal, rms=0.041954Jy sigma=0.418302 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.464 mas, bmaj=2.209 mas, bpa=-20.97 degrees ! Estimated noise=0.485783 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 = 0.00049628 Jy ! Component: 100 - total flux cleaned = 0.000751631 Jy ! Component: 150 - total flux cleaned = 0.000846129 Jy ! Component: 200 - total flux cleaned = 0.00092142 Jy ! Total flux subtracted in 200 components = 0.00092142 Jy ! Clean residual min=-0.000962 max=0.000855 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0241081 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.0241081 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=0.041947Jy sigma=0.418236 ! Fit after self-cal, rms=0.042164Jy sigma=0.415646 ! 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=0.042164Jy sigma=0.415646 ! Fit after self-cal, rms=0.044474Jy sigma=0.414197 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.416 mas, bmaj=2.174 mas, bpa=-20.43 degrees ! Estimated noise=0.494335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000423069 Jy ! Component: 100 - total flux cleaned = 0.000654549 Jy ! Component: 150 - total flux cleaned = 0.000739609 Jy ! Component: 200 - total flux cleaned = 0.000779241 Jy ! Total flux subtracted in 200 components = 0.000779241 Jy ! Clean residual min=-0.000932 max=0.000856 Jy/beam ! Clean residual mean=-0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0248873 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.0248873 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=0.044468Jy sigma=0.414159 ! Fit after self-cal, rms=0.044742Jy sigma=0.413486 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 = -0.00061803 Jy ! Component: 100 - total flux cleaned = -0.00082661 Jy ! Component: 150 - total flux cleaned = -0.000817945 Jy ! Component: 200 - total flux cleaned = -0.000811517 Jy ! Total flux subtracted in 200 components = -0.000811517 Jy ! Clean residual min=-0.001059 max=0.000895 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0240758 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.0240758 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=0.044731Jy sigma=0.413416 ! Fit after self-cal, rms=0.044763Jy sigma=0.413299 ! 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=0.044763Jy sigma=0.413299 ! Fit after self-cal, rms=0.046449Jy sigma=0.412940 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.395 mas, bmaj=2.16 mas, bpa=-20.34 degrees ! Estimated noise=0.49656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000359434 Jy ! Component: 100 - total flux cleaned = 0.000524208 Jy ! Component: 150 - total flux cleaned = 0.000579604 Jy ! Component: 200 - total flux cleaned = 0.000618433 Jy ! Total flux subtracted in 200 components = 0.000618433 Jy ! Clean residual min=-0.000939 max=0.000777 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0246942 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.0246942 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=0.046445Jy sigma=0.412908 ! Fit after self-cal, rms=0.046672Jy sigma=0.412653 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 = -0.000380221 Jy ! Component: 100 - total flux cleaned = -0.000444867 Jy ! Component: 150 - total flux cleaned = -0.000426066 Jy ! Component: 200 - total flux cleaned = -0.000420632 Jy ! Total flux subtracted in 200 components = -0.000420632 Jy ! Clean residual min=-0.001045 max=0.000793 Jy/beam ! Clean residual mean=-0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0242736 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 0.0242736 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=0.046666Jy sigma=0.412639 ! Fit after self-cal, rms=0.046688Jy sigma=0.412594 ! 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=0.046688Jy sigma=0.412594 ! Fit after self-cal, rms=0.048681Jy sigma=0.412403 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.045 mas, bmaj=2.668 mas, bpa=-23.4 degrees ! Estimated noise=0.606753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000383993 Jy ! Component: 100 - total flux cleaned = 0.000597611 Jy ! Component: 150 - total flux cleaned = 0.000648829 Jy ! Component: 200 - total flux cleaned = 0.000677001 Jy ! Total flux subtracted in 200 components = 0.000677001 Jy ! Clean residual min=-0.000893 max=0.000735 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0249506 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 64 components and 0.0249506 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=0.048678Jy sigma=0.412377 ! Fit after self-cal, rms=0.048871Jy sigma=0.412238 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 = -0.000236494 Jy ! Component: 100 - total flux cleaned = -0.000241872 Jy ! Component: 150 - total flux cleaned = -0.000251733 Jy ! Component: 200 - total flux cleaned = -0.000247136 Jy ! Total flux subtracted in 200 components = -0.000247136 Jy ! Clean residual min=-0.000978 max=0.000818 Jy/beam ! Clean residual mean=-0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0247035 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 70 components and 0.0247035 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=0.048867Jy sigma=0.412253 ! Fit after self-cal, rms=0.048874Jy sigma=0.412235 ! 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=1.38 mas, bmaj=2.151 mas, bpa=-20.34 degrees ! Estimated noise=0.498035 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.38 x 2.151 at -20.34 degrees (North through East) ! Clean map min=-0.0015571 max=0.02733 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=1.18 mas, bmaj=2.015 mas, bpa=-21.62 degrees ! Estimated noise=1.39153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222711 Jy ! Component: 100 - total flux cleaned = 0.0235738 Jy ! Component: 150 - total flux cleaned = 0.0243539 Jy ! Component: 200 - total flux cleaned = 0.0249566 Jy ! Total flux subtracted in 200 components = 0.0249566 Jy ! Clean residual min=-0.003244 max=0.002844 Jy/beam ! Clean residual mean=0.000000 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.0249566 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0249566 Jy ! Inverting map and beam ! Estimated beam: bmin=1.38 mas, bmaj=2.151 mas, bpa=-20.34 degrees ! Estimated noise=0.498035 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 = 0.000315785 Jy ! Component: 100 - total flux cleaned = 0.000331626 Jy ! Component: 150 - total flux cleaned = 0.000171023 Jy ! Component: 200 - total flux cleaned = 6.74655e-05 Jy ! Total flux subtracted in 200 components = 6.74655e-05 Jy ! Clean residual min=-0.001029 max=0.000815 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0250241 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.0250241 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=2.045 mas, bmaj=2.668 mas, bpa=-23.4 degrees ! Estimated noise=0.606753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180313 Jy ! Component: 100 - total flux cleaned = -0.00019237 Jy ! Component: 150 - total flux cleaned = -0.000200891 Jy ! Component: 200 - total flux cleaned = -0.000215671 Jy ! Total flux subtracted in 200 components = -0.000215671 Jy ! Clean residual min=-0.000967 max=0.000855 Jy/beam ! Clean residual mean=-0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0248084 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 = -1.29894e-05 Jy ! Component: 100 - total flux cleaned = -1.93765e-05 Jy ! Component: 150 - total flux cleaned = -3.04853e-05 Jy ! Component: 200 - total flux cleaned = -2.50907e-05 Jy ! Total flux subtracted in 200 components = -2.50907e-05 Jy ! Clean residual min=-0.000968 max=0.000843 Jy/beam ! Clean residual mean=-0.000002 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0247833 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 0.0247833 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.38 mas, bmaj=2.151 mas, bpa=-20.34 degrees ! Estimated noise=0.498035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.77064e-05 Jy ! Component: 100 - total flux cleaned = -0.000100125 Jy ! Component: 150 - total flux cleaned = -8.39924e-05 Jy ! Component: 200 - total flux cleaned = -8.39049e-05 Jy ! Total flux subtracted in 200 components = -8.39049e-05 Jy ! Clean residual min=-0.001009 max=0.000785 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0246994 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.0246994 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=0.048877Jy sigma=0.412273 ! Fit after self-cal, rms=0.048872Jy sigma=0.412255 wmodel J1719+4804_X_map.mod ! Writing 43 model components to file: J1719+4804_X_map.mod wobs J1719+4804_X_uvs.fits ! Writing UV FITS file: J1719+4804_X_uvs.fits wwins J1719+4804_X_map.win ! wwins: Wrote 1 windows to J1719+4804_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 = -0.000373943 Jy ! Component: 100 - total flux cleaned = -0.00051411 Jy ! Component: 150 - total flux cleaned = -0.000706445 Jy ! Component: 200 - total flux cleaned = -0.00083957 Jy ! Component: 250 - total flux cleaned = -0.000908685 Jy ! Component: 300 - total flux cleaned = -0.000930886 Jy ! Component: 350 - total flux cleaned = -0.000952129 Jy ! Component: 400 - total flux cleaned = -0.000982847 Jy ! Component: 450 - total flux cleaned = -0.00100277 Jy ! Component: 500 - total flux cleaned = -0.00101244 Jy ! Component: 550 - total flux cleaned = -0.00103133 Jy ! Component: 600 - total flux cleaned = -0.00101274 Jy ! Component: 650 - total flux cleaned = -0.00104921 Jy ! Component: 700 - total flux cleaned = -0.00105816 Jy ! Component: 750 - total flux cleaned = -0.00109297 Jy ! Component: 800 - total flux cleaned = -0.00110985 Jy ! Component: 850 - total flux cleaned = -0.00111832 Jy ! Component: 900 - total flux cleaned = -0.00114298 Jy ! Component: 950 - total flux cleaned = -0.00111081 Jy ! Component: 1000 - total flux cleaned = -0.00114249 Jy ! Component: 1050 - total flux cleaned = -0.00114241 Jy ! Component: 1100 - total flux cleaned = -0.00116525 Jy ! Component: 1150 - total flux cleaned = -0.00117267 Jy ! Component: 1200 - total flux cleaned = -0.00118007 Jy ! Component: 1250 - total flux cleaned = -0.00118732 Jy ! Component: 1300 - total flux cleaned = -0.00119452 Jy ! Component: 1350 - total flux cleaned = -0.00119456 Jy ! Component: 1400 - total flux cleaned = -0.0012016 Jy ! Component: 1450 - total flux cleaned = -0.00119467 Jy ! Component: 1500 - total flux cleaned = -0.0011742 Jy ! Component: 1550 - total flux cleaned = -0.00118102 Jy ! Component: 1600 - total flux cleaned = -0.00116767 Jy ! Component: 1650 - total flux cleaned = -0.00118748 Jy ! Component: 1700 - total flux cleaned = -0.00118095 Jy ! Component: 1750 - total flux cleaned = -0.00114862 Jy ! Component: 1800 - total flux cleaned = -0.00114245 Jy ! Component: 1850 - total flux cleaned = -0.00114249 Jy ! Component: 1900 - total flux cleaned = -0.0011363 Jy ! Component: 1950 - total flux cleaned = -0.00111782 Jy ! Component: 2000 - total flux cleaned = -0.0011299 Jy ! Component: 2050 - total flux cleaned = -0.00109998 Jy ! Component: 2100 - total flux cleaned = -0.00111789 Jy ! Component: 2150 - total flux cleaned = -0.00112951 Jy ! Component: 2200 - total flux cleaned = -0.00111771 Jy ! Component: 2250 - total flux cleaned = -0.00113484 Jy ! Component: 2300 - total flux cleaned = -0.00112333 Jy ! Component: 2350 - total flux cleaned = -0.0011178 Jy ! Component: 2400 - total flux cleaned = -0.00113445 Jy ! Component: 2450 - total flux cleaned = -0.00115094 Jy ! Component: 2500 - total flux cleaned = -0.00114001 Jy ! Component: 2550 - total flux cleaned = -0.00113466 Jy ! Component: 2600 - total flux cleaned = -0.00114546 Jy ! Component: 2650 - total flux cleaned = -0.00113481 Jy ! Component: 2700 - total flux cleaned = -0.00115059 Jy ! Component: 2750 - total flux cleaned = -0.00116104 Jy ! Component: 2800 - total flux cleaned = -0.001161 Jy ! Component: 2850 - total flux cleaned = -0.00115587 Jy ! Component: 2900 - total flux cleaned = -0.00115085 Jy ! Component: 2950 - total flux cleaned = -0.00112571 Jy ! Component: 3000 - total flux cleaned = -0.00115569 Jy ! Component: 3050 - total flux cleaned = -0.00114581 Jy ! Component: 3100 - total flux cleaned = -0.00115563 Jy ! Component: 3150 - total flux cleaned = -0.00116045 Jy ! Component: 3200 - total flux cleaned = -0.00114598 Jy ! Component: 3250 - total flux cleaned = -0.00116507 Jy ! Component: 3300 - total flux cleaned = -0.00116977 Jy ! Component: 3350 - total flux cleaned = -0.0011698 Jy ! Component: 3400 - total flux cleaned = -0.00116979 Jy ! Component: 3450 - total flux cleaned = -0.00116055 Jy ! Component: 3500 - total flux cleaned = -0.00116512 Jy ! Component: 3550 - total flux cleaned = -0.00116055 Jy ! Component: 3600 - total flux cleaned = -0.00117414 Jy ! Component: 3650 - total flux cleaned = -0.0011786 Jy ! Component: 3700 - total flux cleaned = -0.00116973 Jy ! Component: 3750 - total flux cleaned = -0.00117417 Jy ! Component: 3800 - total flux cleaned = -0.00117417 Jy ! Component: 3850 - total flux cleaned = -0.0011785 Jy ! Component: 3900 - total flux cleaned = -0.00117851 Jy ! Component: 3950 - total flux cleaned = -0.00117851 Jy ! Component: 4000 - total flux cleaned = -0.00119561 Jy ! Component: 4050 - total flux cleaned = -0.00119558 Jy ! Total flux subtracted in 4096 components = -0.00118714 Jy ! Clean residual min=-0.000309 max=0.000220 Jy/beam ! Clean residual mean=-0.000000 rms=0.000076 Jy/beam ! Combined flux in latest and established models = 0.0235123 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 346 components and 0.0235123 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1719+4804_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.38 x 2.151 at -20.34 degrees (North through East) ! Clean map min=-0.0015338 max=0.027174 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1719+4804_X_map.fits wmodel /image_prod/ug002_uva//J1719+4804_X_map.mod ! Writing 346 model components to file: /image_prod/ug002_uva//J1719+4804_X_map.mod wobs /image_prod/ug002_uva//J1719+4804_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1719+4804_X_uvs.fits wwins /image_prod/ug002_uva//J1719+4804_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1719+4804_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0271742 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.65724e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.845349 0.845349 1.6907 3.3814 6.76279 13.5256 27.0512 54.1023 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 354.882 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1719+4804_X_dfm.log closed on Thu Mar 5 03:11:35 2020