! Started logfile: /image_prod/ug002_uva//J0824+4057_X_dfm.log on Wed Mar 4 22:22:12 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//J0824+4057_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0824+4057_X_uva.fits ! AN table 1: 25 integrations on 21 of 21 possible baselines. ! AN table 2: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.913978 visibilities/baseline/integration-bin. ! Found source: J0824+4057 ! ! 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 25500 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 J0824+4057_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 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001664Jy sigma=9.461325 ! Fit after self-cal, rms=0.976546Jy sigma=9.227408 ! 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=0.7403 mas, bmaj=1.388 mas, bpa=-7.284 degrees ! Estimated noise=1.11238 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 = 0.019492 Jy ! Component: 100 - total flux cleaned = 0.0235901 Jy ! Total flux subtracted in 100 components = 0.0235901 Jy ! Clean residual min=-0.002118 max=0.002688 Jy/beam ! Clean residual mean=-0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.0235901 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0235901 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=0.049680Jy sigma=0.439053 ! Fit after self-cal, rms=0.047953Jy sigma=0.422045 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373938 Jy ! Component: 100 - total flux cleaned = 0.00380764 Jy ! Total flux subtracted in 100 components = 0.00380764 Jy ! Clean residual min=-0.002220 max=0.002191 Jy/beam ! Clean residual mean=-0.000002 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0273977 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0273977 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=0.047730Jy sigma=0.420251 ! Fit after self-cal, rms=0.047717Jy sigma=0.420188 ! 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=0.9904 mas, bmaj=1.71 mas, bpa=-6.443 degrees ! Estimated noise=0.476215 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 = -2.65195e-05 Jy ! Component: 100 - total flux cleaned = -6.80706e-05 Jy ! Component: 150 - total flux cleaned = -9.98307e-05 Jy ! Component: 200 - total flux cleaned = -0.00012731 Jy ! Total flux subtracted in 200 components = -0.00012731 Jy ! Clean residual min=-0.001249 max=0.001398 Jy/beam ! Clean residual mean=-0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0272704 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0272704 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=0.047699Jy sigma=0.420071 ! Fit after self-cal, rms=0.047688Jy sigma=0.419996 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9904 x 1.71 at -6.443 degrees (North through East) ! Clean map min=-0.0011707 max=0.02812 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.10 KP 1.15 LA 0.99 ! MK 1.00 NL 1.41 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.08 HN 0.99 KP 1.18 ! LA 1.06 MK 1.24 OV 0.84 PT 0.97 ! SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.15 KP 1.28 LA 1.07 ! MK 1.09 NL 1.48 OV 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.09 HN 0.97 KP 1.20 ! LA 1.02 MK 1.10 OV 1.08 PT 0.99 ! SC 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 KP 1.04 LA 1.02 ! MK 1.23 NL 1.37 OV 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.19 HN 0.94 KP 1.08 ! LA 1.12 MK 1.18 OV 0.89 PT 0.93 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.12 KP 1.01 LA 1.01 ! MK 1.06 NL 1.32 OV 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.17 HN 0.92 KP 1.17 ! LA 0.99 MK 1.13 OV 0.99 PT 0.91 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.17 KP 1.06 LA 1.12 ! MK 1.13 NL 1.39 OV 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.10 HN 0.85 KP 1.05 ! LA 1.00 MK 1.18 OV 0.99 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 KP 1.08 LA 0.92 ! MK 1.16 NL 1.08 OV 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.06 HN 0.97 KP 1.05 ! LA 0.93 MK 1.26 OV 0.95 PT 0.97 ! SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.23 KP 1.11 LA 1.14 ! MK 0.93 NL 1.35 OV 0.76 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.09 HN 0.85 KP 1.08 ! LA 1.04 MK 1.15 OV 0.83 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.10 KP 1.14 LA 1.02 ! MK 0.89 NL 1.48 OV 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.11 HN 0.83 KP 1.12 ! LA 1.07 MK 1.10 OV 0.93 PT 0.89 ! SC 0.83 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.01 KP 1.16 LA 1.00 ! MK 0.98 NL 1.24 OV 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 1.02 HN 0.83 KP 1.08 ! LA 1.03 MK 1.11 OV 0.91 PT 1.00 ! SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 KP 0.89 LA 0.88 ! MK 1.07 NL 1.29 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.95 HN 0.83 KP 1.02 ! LA 1.18 MK 0.92 OV 0.87 PT 1.02 ! SC 1.15 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 0.91 KP 0.93 LA 1.11 ! MK 0.79 NL 1.35 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.97 HN 0.77 KP 1.05 ! LA 1.02 MK 0.93 OV 0.97 PT 0.80 ! SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 0.97 KP 0.87 LA 0.91 ! MK 1.03 NL 1.33 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.91 HN 0.82 KP 1.01 ! LA 0.97 MK 0.77 OV 0.91 PT 0.82 ! SC 0.75 ! ! ! Fit before self-cal, rms=0.047688Jy sigma=0.419996 ! Fit after self-cal, rms=0.045994Jy sigma=0.417364 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9869 mas, bmaj=1.684 mas, bpa=-6.248 degrees ! Estimated noise=0.473068 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 = 0.00030096 Jy ! Component: 100 - total flux cleaned = 0.000368803 Jy ! Component: 150 - total flux cleaned = 0.000408613 Jy ! Component: 200 - total flux cleaned = 0.000435772 Jy ! Total flux subtracted in 200 components = 0.000435772 Jy ! Clean residual min=-0.000774 max=0.000897 Jy/beam ! Clean residual mean=-0.000002 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0277062 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.0277062 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=0.045988Jy sigma=0.417324 ! Fit after self-cal, rms=0.046060Jy sigma=0.416570 ! 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=0.046060Jy sigma=0.416570 ! Fit after self-cal, rms=0.048160Jy sigma=0.416421 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9828 mas, bmaj=1.672 mas, bpa=-5.677 degrees ! Estimated noise=0.482995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000609082 Jy ! Component: 100 - total flux cleaned = 0.000856126 Jy ! Component: 150 - total flux cleaned = 0.000916937 Jy ! Component: 200 - total flux cleaned = 0.000978625 Jy ! Total flux subtracted in 200 components = 0.000978625 Jy ! Clean residual min=-0.000792 max=0.000954 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0286848 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.0286848 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=0.048150Jy sigma=0.416346 ! Fit after self-cal, rms=0.048248Jy sigma=0.416007 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 (35.2, -26.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000450006 Jy ! Component: 100 - total flux cleaned = 0.000395506 Jy ! Component: 150 - total flux cleaned = 0.00038104 Jy ! Component: 200 - total flux cleaned = 0.00036693 Jy ! Total flux subtracted in 200 components = 0.00036693 Jy ! Clean residual min=-0.000771 max=0.000911 Jy/beam ! Clean residual mean=-0.000002 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0290517 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.0290517 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=0.048230Jy sigma=0.415866 ! Fit after self-cal, rms=0.048226Jy sigma=0.415821 ! Inverting map ! Added new window around map position (-30, -19.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875822 Jy ! Component: 100 - total flux cleaned = 0.00111655 Jy ! Component: 150 - total flux cleaned = 0.00118815 Jy ! Component: 200 - total flux cleaned = 0.00126548 Jy ! Total flux subtracted in 200 components = 0.00126548 Jy ! Clean residual min=-0.000762 max=0.000735 Jy/beam ! Clean residual mean=-0.000002 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0303172 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.0303172 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=0.048204Jy sigma=0.415643 ! Fit after self-cal, rms=0.048198Jy sigma=0.415581 ! 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=0.048198Jy sigma=0.415581 ! Fit after self-cal, rms=0.049402Jy sigma=0.415596 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9767 mas, bmaj=1.669 mas, bpa=-5.13 degrees ! Estimated noise=0.489045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072771 Jy ! Component: 100 - total flux cleaned = 0.00117818 Jy ! Component: 150 - total flux cleaned = 0.0013576 Jy ! Component: 200 - total flux cleaned = 0.00150124 Jy ! Total flux subtracted in 200 components = 0.00150124 Jy ! Clean residual min=-0.000787 max=0.000719 Jy/beam ! Clean residual mean=-0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0318185 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 57 components and 0.0318185 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=0.049384Jy sigma=0.415454 ! Fit after self-cal, rms=0.049414Jy sigma=0.415310 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 = 0.000453834 Jy ! Component: 100 - total flux cleaned = 0.000518062 Jy ! Component: 150 - total flux cleaned = 0.000575965 Jy ! Component: 200 - total flux cleaned = 0.000628898 Jy ! Total flux subtracted in 200 components = 0.000628898 Jy ! Clean residual min=-0.000771 max=0.000765 Jy/beam ! Clean residual mean=-0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0324474 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.0324474 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=0.049403Jy sigma=0.415231 ! Fit after self-cal, rms=0.049400Jy sigma=0.415201 ! 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=0.049400Jy sigma=0.415201 ! Fit after self-cal, rms=0.050124Jy sigma=0.415240 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.335 mas, bmaj=2.7 mas, bpa=36.09 degrees ! Estimated noise=0.619727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00070161 Jy ! Component: 100 - total flux cleaned = 0.00112939 Jy ! Component: 150 - total flux cleaned = 0.00130359 Jy ! Component: 200 - total flux cleaned = 0.00138406 Jy ! Total flux subtracted in 200 components = 0.00138406 Jy ! Clean residual min=-0.000787 max=0.000779 Jy/beam ! Clean residual mean=-0.000002 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0338314 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 76 components and 0.0338314 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=0.050117Jy sigma=0.415195 ! Fit after self-cal, rms=0.050132Jy sigma=0.415079 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 = 0.000385936 Jy ! Component: 100 - total flux cleaned = 0.00046147 Jy ! Component: 150 - total flux cleaned = 0.000488624 Jy ! Component: 200 - total flux cleaned = 0.000496628 Jy ! Total flux subtracted in 200 components = 0.000496628 Jy ! Clean residual min=-0.000802 max=0.000806 Jy/beam ! Clean residual mean=-0.000003 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.034328 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 0.034328 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=0.050128Jy sigma=0.415062 ! Fit after self-cal, rms=0.050131Jy sigma=0.415031 ! 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=0.972 mas, bmaj=1.668 mas, bpa=-4.819 degrees ! Estimated noise=0.493358 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.972 x 1.668 at -4.819 degrees (North through East) ! Clean map min=-0.00079928 max=0.028689 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=0.7301 mas, bmaj=1.375 mas, bpa=-5.069 degrees ! Estimated noise=1.11796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0224633 Jy ! Component: 100 - total flux cleaned = 0.0276654 Jy ! Component: 150 - total flux cleaned = 0.0301423 Jy ! Component: 200 - total flux cleaned = 0.0313291 Jy ! Total flux subtracted in 200 components = 0.0313291 Jy ! Clean residual min=-0.001821 max=0.001838 Jy/beam ! Clean residual mean=-0.000001 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0313291 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0313291 Jy ! Inverting map and beam ! Estimated beam: bmin=0.972 mas, bmaj=1.668 mas, bpa=-4.819 degrees ! Estimated noise=0.493358 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 = 0.00161325 Jy ! Component: 100 - total flux cleaned = 0.0024688 Jy ! Component: 150 - total flux cleaned = 0.00273959 Jy ! Component: 200 - total flux cleaned = 0.00288657 Jy ! Total flux subtracted in 200 components = 0.00288657 Jy ! Clean residual min=-0.000875 max=0.000842 Jy/beam ! Clean residual mean=-0.000002 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0342157 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.0342157 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=2.335 mas, bmaj=2.7 mas, bpa=36.09 degrees ! Estimated noise=0.619727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000226405 Jy ! Component: 100 - total flux cleaned = 0.000299491 Jy ! Component: 150 - total flux cleaned = 0.00032985 Jy ! Component: 200 - total flux cleaned = 0.000356569 Jy ! Total flux subtracted in 200 components = 0.000356569 Jy ! Clean residual min=-0.000894 max=0.000867 Jy/beam ! Clean residual mean=-0.000003 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0345723 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.30601e-05 Jy ! Component: 100 - total flux cleaned = 4.27591e-05 Jy ! Component: 150 - total flux cleaned = 6.01949e-05 Jy ! Component: 200 - total flux cleaned = 8.35656e-05 Jy ! Total flux subtracted in 200 components = 8.35656e-05 Jy ! Clean residual min=-0.000863 max=0.000846 Jy/beam ! Clean residual mean=-0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0346558 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 56 components and 0.0346558 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.972 mas, bmaj=1.668 mas, bpa=-4.819 degrees ! Estimated noise=0.493358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000105334 Jy ! Component: 100 - total flux cleaned = 0.000125681 Jy ! Component: 150 - total flux cleaned = 0.000124772 Jy ! Component: 200 - total flux cleaned = 0.000141134 Jy ! Total flux subtracted in 200 components = 0.000141134 Jy ! Clean residual min=-0.000785 max=0.000795 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.034797 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.034797 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=0.050133Jy sigma=0.415078 ! Fit after self-cal, rms=0.050130Jy sigma=0.415027 wmodel J0824+4057_X_map.mod ! Writing 67 model components to file: J0824+4057_X_map.mod wobs J0824+4057_X_uvs.fits ! Writing UV FITS file: J0824+4057_X_uvs.fits wwins J0824+4057_X_map.win ! wwins: Wrote 3 windows to J0824+4057_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 = -5.81699e-05 Jy ! Component: 100 - total flux cleaned = -9.87529e-05 Jy ! Component: 150 - total flux cleaned = -0.000138122 Jy ! Component: 200 - total flux cleaned = -0.000112629 Jy ! Component: 250 - total flux cleaned = -8.79492e-05 Jy ! Component: 300 - total flux cleaned = -8.79313e-05 Jy ! Component: 350 - total flux cleaned = -6.41699e-05 Jy ! Component: 400 - total flux cleaned = -6.45217e-05 Jy ! Component: 450 - total flux cleaned = -0.000121441 Jy ! Component: 500 - total flux cleaned = -9.87329e-05 Jy ! Component: 550 - total flux cleaned = -5.4652e-05 Jy ! Component: 600 - total flux cleaned = -7.63072e-05 Jy ! Component: 650 - total flux cleaned = -9.72153e-05 Jy ! Component: 700 - total flux cleaned = -8.65671e-05 Jy ! Component: 750 - total flux cleaned = -9.68052e-05 Jy ! Component: 800 - total flux cleaned = -0.000106986 Jy ! Component: 850 - total flux cleaned = -0.000137267 Jy ! Component: 900 - total flux cleaned = -0.00012721 Jy ! Component: 950 - total flux cleaned = -0.000185603 Jy ! Component: 1000 - total flux cleaned = -0.000175949 Jy ! Component: 1050 - total flux cleaned = -0.000156963 Jy ! Component: 1100 - total flux cleaned = -0.000194548 Jy ! Component: 1150 - total flux cleaned = -0.000176003 Jy ! Component: 1200 - total flux cleaned = -0.000203571 Jy ! Component: 1250 - total flux cleaned = -0.000194783 Jy ! Component: 1300 - total flux cleaned = -0.000221423 Jy ! Component: 1350 - total flux cleaned = -0.000221445 Jy ! Component: 1400 - total flux cleaned = -0.000230278 Jy ! Component: 1450 - total flux cleaned = -0.000212993 Jy ! Component: 1500 - total flux cleaned = -0.000195995 Jy ! Component: 1550 - total flux cleaned = -0.000213002 Jy ! Component: 1600 - total flux cleaned = -0.000221335 Jy ! Component: 1650 - total flux cleaned = -0.000221431 Jy ! Component: 1700 - total flux cleaned = -0.000245911 Jy ! Component: 1750 - total flux cleaned = -0.000237797 Jy ! Component: 1800 - total flux cleaned = -0.000245978 Jy ! Component: 1850 - total flux cleaned = -0.000277828 Jy ! Component: 1900 - total flux cleaned = -0.000246294 Jy ! Component: 1950 - total flux cleaned = -0.000277585 Jy ! Component: 2000 - total flux cleaned = -0.000269836 Jy ! Component: 2050 - total flux cleaned = -0.000277545 Jy ! Component: 2100 - total flux cleaned = -0.000269871 Jy ! Component: 2150 - total flux cleaned = -0.000239812 Jy ! Component: 2200 - total flux cleaned = -0.000277264 Jy ! Component: 2250 - total flux cleaned = -0.000254938 Jy ! Component: 2300 - total flux cleaned = -0.000269619 Jy ! Component: 2350 - total flux cleaned = -0.00025505 Jy ! Component: 2400 - total flux cleaned = -0.000247871 Jy ! Component: 2450 - total flux cleaned = -0.000276479 Jy ! Component: 2500 - total flux cleaned = -0.000233841 Jy ! Component: 2550 - total flux cleaned = -0.000269112 Jy ! Component: 2600 - total flux cleaned = -0.000255152 Jy ! Component: 2650 - total flux cleaned = -0.00026209 Jy ! Component: 2700 - total flux cleaned = -0.000268948 Jy ! Component: 2750 - total flux cleaned = -0.000262059 Jy ! Component: 2800 - total flux cleaned = -0.000248465 Jy ! Component: 2850 - total flux cleaned = -0.000248403 Jy ! Component: 2900 - total flux cleaned = -0.000255093 Jy ! Component: 2950 - total flux cleaned = -0.000288233 Jy ! Component: 3000 - total flux cleaned = -0.000281594 Jy ! Component: 3050 - total flux cleaned = -0.000288105 Jy ! Component: 3100 - total flux cleaned = -0.00030114 Jy ! Component: 3150 - total flux cleaned = -0.000294663 Jy ! Component: 3200 - total flux cleaned = -0.000313899 Jy ! Component: 3250 - total flux cleaned = -0.000288447 Jy ! Component: 3300 - total flux cleaned = -0.000294801 Jy ! Component: 3350 - total flux cleaned = -0.000294748 Jy ! Component: 3400 - total flux cleaned = -0.000263528 Jy ! Component: 3450 - total flux cleaned = -0.000269738 Jy ! Component: 3500 - total flux cleaned = -0.000282034 Jy ! Component: 3550 - total flux cleaned = -0.000269695 Jy ! Component: 3600 - total flux cleaned = -0.000269621 Jy ! Component: 3650 - total flux cleaned = -0.000269608 Jy ! Component: 3700 - total flux cleaned = -0.000245574 Jy ! Component: 3750 - total flux cleaned = -0.000233582 Jy ! Component: 3800 - total flux cleaned = -0.000239472 Jy ! Component: 3850 - total flux cleaned = -0.000215839 Jy ! Component: 3900 - total flux cleaned = -0.000204083 Jy ! Component: 3950 - total flux cleaned = -0.000209925 Jy ! Component: 4000 - total flux cleaned = -0.000192529 Jy ! Component: 4050 - total flux cleaned = -0.000204052 Jy ! Total flux subtracted in 4096 components = -0.000198318 Jy ! Clean residual min=-0.000350 max=0.000378 Jy/beam ! Clean residual mean=-0.000001 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0345987 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 375 components and 0.0345986 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0824+4057_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.972 x 1.668 at -4.819 degrees (North through East) ! Clean map min=-0.00076098 max=0.028388 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0824+4057_X_map.fits wmodel /image_prod/ug002_uva//J0824+4057_X_map.mod ! Writing 375 model components to file: /image_prod/ug002_uva//J0824+4057_X_map.mod wobs /image_prod/ug002_uva//J0824+4057_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0824+4057_X_uvs.fits wwins /image_prod/ug002_uva//J0824+4057_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0824+4057_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0283877 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.60512e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.01506 1.01506 2.03013 4.06025 8.1205 16.241 32.482 64.964 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 295.548 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0824+4057_X_dfm.log closed on Wed Mar 4 22:22:16 2020