! Started logfile: /image_prod/ug002_uva//J2331+4522_X_dfm.log on Thu Mar 5 06:19:26 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//J2331+4522_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2331+4522_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.928593 visibilities/baseline/integration-bin. ! Found source: J2331+4522 ! ! 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 37608 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 J2331+4522_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 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002564Jy sigma=9.089884 ! Fit after self-cal, rms=0.951637Jy sigma=8.617242 ! 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=0.8555 mas, bmaj=1.09 mas, bpa=-7.296 degrees ! Estimated noise=0.937565 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 = 0.0340452 Jy ! Component: 100 - total flux cleaned = 0.0443487 Jy ! Total flux subtracted in 100 components = 0.0443487 Jy ! Clean residual min=-0.003260 max=0.007412 Jy/beam ! Clean residual mean=0.000002 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.0443487 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0443487 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=0.060559Jy sigma=0.523638 ! Fit after self-cal, rms=0.059341Jy sigma=0.512973 ! Inverting map ! Added new window around map position (3.2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00843505 Jy ! Component: 100 - total flux cleaned = 0.0141689 Jy ! Total flux subtracted in 100 components = 0.0141689 Jy ! Clean residual min=-0.002703 max=0.006154 Jy/beam ! Clean residual mean=0.000001 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.0585176 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.0585176 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=0.057298Jy sigma=0.491947 ! Fit after self-cal, rms=0.057174Jy sigma=0.490760 ! Inverting map ! Added new window around map position (1.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00633761 Jy ! Component: 100 - total flux cleaned = 0.010737 Jy ! Total flux subtracted in 100 components = 0.010737 Jy ! Clean residual min=-0.002502 max=0.003353 Jy/beam ! Clean residual mean=-0.000001 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.0692546 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.0692546 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=0.055973Jy sigma=0.478196 ! Fit after self-cal, rms=0.055885Jy sigma=0.477265 ! 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=1.109 mas, bmaj=1.445 mas, bpa=-2.607 degrees ! Estimated noise=0.408239 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 = 0.00670586 Jy ! Component: 100 - total flux cleaned = 0.0109181 Jy ! Component: 150 - total flux cleaned = 0.0137566 Jy ! Component: 200 - total flux cleaned = 0.0157172 Jy ! Total flux subtracted in 200 components = 0.0157172 Jy ! Clean residual min=-0.001925 max=0.002720 Jy/beam ! Clean residual mean=-0.000013 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.0849718 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 47 components and 0.0849718 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=0.055011Jy sigma=0.468342 ! Fit after self-cal, rms=0.054957Jy sigma=0.467676 ! Inverting map ! Added new window around map position (20.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282216 Jy ! Component: 100 - total flux cleaned = 0.00473406 Jy ! Component: 150 - total flux cleaned = 0.00621467 Jy ! Component: 200 - total flux cleaned = 0.00739422 Jy ! Total flux subtracted in 200 components = 0.00739422 Jy ! Clean residual min=-0.001700 max=0.001906 Jy/beam ! Clean residual mean=-0.000011 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.092366 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 68 components and 0.092366 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=0.054774Jy sigma=0.465864 ! Fit after self-cal, rms=0.054744Jy sigma=0.465585 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.109 x 1.445 at -2.607 degrees (North through East) ! Clean map min=-0.00164 max=0.049408 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.04 KP 1.07 ! LA 1.03 MK 1.01 NL 1.08 OV 0.97 ! PT 0.87 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.94 KP 1.07 ! LA 0.97 MK 1.05 NL 1.15 OV 1.04 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.98 KP 1.08 ! LA 0.97 MK 1.12 NL 1.08 OV 1.05 ! PT 0.87 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 1.03 KP 1.11 ! LA 1.03 MK 1.08 NL 1.08 OV 1.00 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.00 KP 1.12 ! LA 0.98 MK 0.98 NL 1.11 OV 1.00 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 1.01 KP 1.10 ! LA 0.99 MK 1.04 NL 1.10 OV 0.98 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.99 KP 1.08 ! LA 1.00 MK 0.99 NL 1.10 OV 1.01 ! PT 0.84 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.97 KP 1.11 ! LA 0.93 MK 1.00 NL 1.08 OV 1.01 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.88 KP 1.05 ! LA 1.04 MK 0.97 NL 1.17 OV 1.00 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.93 KP 1.08 ! LA 0.99 MK 0.94 NL 1.10 OV 1.04 ! PT 0.86 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.98 KP 1.10 ! LA 0.96 MK 0.93 NL 1.10 OV 0.95 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.96 KP 1.06 ! LA 1.01 MK 0.92 NL 1.09 OV 1.04 ! PT 0.86 SC 1.01 ! ! ! Fit before self-cal, rms=0.054744Jy sigma=0.465585 ! Fit after self-cal, rms=0.053315Jy sigma=0.462847 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.107 mas, bmaj=1.444 mas, bpa=-2.107 degrees ! Estimated noise=0.405039 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 (8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167122 Jy ! Component: 100 - total flux cleaned = 0.00282134 Jy ! Component: 150 - total flux cleaned = 0.00367991 Jy ! Component: 200 - total flux cleaned = 0.00406957 Jy ! Total flux subtracted in 200 components = 0.00406957 Jy ! Clean residual min=-0.000988 max=0.001425 Jy/beam ! Clean residual mean=-0.000007 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0964356 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 91 components and 0.0964356 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=0.053247Jy sigma=0.462181 ! Fit after self-cal, rms=0.053253Jy sigma=0.461970 ! Inverting map ! Added new window around map position (11.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012624 Jy ! Component: 100 - total flux cleaned = 0.00209487 Jy ! Component: 150 - total flux cleaned = 0.00265926 Jy ! Component: 200 - total flux cleaned = 0.00307979 Jy ! Total flux subtracted in 200 components = 0.00307979 Jy ! Clean residual min=-0.000889 max=0.000842 Jy/beam ! Clean residual mean=-0.000006 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0995154 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 118 components and 0.0995154 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=0.053215Jy sigma=0.461567 ! Fit after self-cal, rms=0.053213Jy sigma=0.461532 ! 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=0.053213Jy sigma=0.461532 ! Fit after self-cal, rms=0.053355Jy sigma=0.460671 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.105 mas, bmaj=1.436 mas, bpa=-4.466 degrees ! Estimated noise=0.40347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000556422 Jy ! Component: 100 - total flux cleaned = 0.000865482 Jy ! Component: 150 - total flux cleaned = 0.000997197 Jy ! Component: 200 - total flux cleaned = 0.00104738 Jy ! Total flux subtracted in 200 components = 0.00104738 Jy ! Clean residual min=-0.000788 max=0.000744 Jy/beam ! Clean residual mean=-0.000002 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.100563 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 0.100563 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=0.053340Jy sigma=0.460530 ! Fit after self-cal, rms=0.053355Jy sigma=0.460482 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 = 0.000159447 Jy ! Component: 100 - total flux cleaned = 0.000220471 Jy ! Component: 150 - total flux cleaned = 0.000318401 Jy ! Component: 200 - total flux cleaned = 0.000383421 Jy ! Total flux subtracted in 200 components = 0.000383421 Jy ! Clean residual min=-0.000786 max=0.000743 Jy/beam ! Clean residual mean=-0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.100946 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 142 components and 0.100946 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=0.053348Jy sigma=0.460420 ! Fit after self-cal, rms=0.053348Jy sigma=0.460417 ! 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=0.053348Jy sigma=0.460417 ! Fit after self-cal, rms=0.053396Jy sigma=0.460402 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.104 mas, bmaj=1.435 mas, bpa=-4.753 degrees ! Estimated noise=0.403135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124771 Jy ! Component: 100 - total flux cleaned = 0.000192696 Jy ! Component: 150 - total flux cleaned = 0.000254506 Jy ! Component: 200 - total flux cleaned = 0.000300432 Jy ! Total flux subtracted in 200 components = 0.000300432 Jy ! Clean residual min=-0.000782 max=0.000721 Jy/beam ! Clean residual mean=-0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.101247 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 152 components and 0.101247 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=0.053390Jy sigma=0.460354 ! Fit after self-cal, rms=0.053392Jy sigma=0.460351 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.18627e-05 Jy ! Component: 100 - total flux cleaned = 0.000115199 Jy ! Component: 150 - total flux cleaned = 0.0001458 Jy ! Component: 200 - total flux cleaned = 0.000175284 Jy ! Total flux subtracted in 200 components = 0.000175284 Jy ! Clean residual min=-0.000778 max=0.000719 Jy/beam ! Clean residual mean=-0.000001 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.101422 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 157 components and 0.101422 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=0.053388Jy sigma=0.460319 ! Fit after self-cal, rms=0.053387Jy sigma=0.460317 ! 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=0.053387Jy sigma=0.460317 ! Fit after self-cal, rms=0.053380Jy sigma=0.460314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.273 mas, bmaj=2.491 mas, bpa=0.3733 degrees ! Estimated noise=0.489072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000484458 Jy ! Component: 100 - total flux cleaned = 0.000710214 Jy ! Component: 150 - total flux cleaned = 0.000861521 Jy ! Component: 200 - total flux cleaned = 0.000954275 Jy ! Total flux subtracted in 200 components = 0.000954275 Jy ! Clean residual min=-0.000776 max=0.000801 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.102376 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 171 components and 0.102376 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=0.053379Jy sigma=0.460297 ! Fit after self-cal, rms=0.053379Jy sigma=0.460291 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 = 0.000237802 Jy ! Component: 100 - total flux cleaned = 0.0003277 Jy ! Component: 150 - total flux cleaned = 0.000372866 Jy ! Component: 200 - total flux cleaned = 0.00040144 Jy ! Total flux subtracted in 200 components = 0.00040144 Jy ! Clean residual min=-0.000766 max=0.000798 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.102778 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 181 components and 0.102778 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=0.053379Jy sigma=0.460291 ! Fit after self-cal, rms=0.053378Jy sigma=0.460289 ! 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=1.103 mas, bmaj=1.435 mas, bpa=-5.035 degrees ! Estimated noise=0.40276 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.103 x 1.435 at -5.035 degrees (North through East) ! Clean map min=-0.00072914 max=0.048661 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=0.8475 mas, bmaj=1.086 mas, bpa=-11.55 degrees ! Estimated noise=0.92219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0342294 Jy ! Component: 100 - total flux cleaned = 0.0471952 Jy ! Component: 150 - total flux cleaned = 0.0562004 Jy ! Component: 200 - total flux cleaned = 0.0630189 Jy ! Total flux subtracted in 200 components = 0.0630189 Jy ! Clean residual min=-0.002398 max=0.004317 Jy/beam ! Clean residual mean=-0.000000 rms=0.000624 Jy/beam ! Combined flux in latest and established models = 0.0630189 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0630189 Jy ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=1.435 mas, bpa=-5.035 degrees ! Estimated noise=0.40276 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) ! Added new window around map position (1, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00881799 Jy ! Component: 100 - total flux cleaned = 0.0143795 Jy ! Component: 150 - total flux cleaned = 0.0182702 Jy ! Component: 200 - total flux cleaned = 0.0211958 Jy ! Total flux subtracted in 200 components = 0.0211958 Jy ! Clean residual min=-0.001270 max=0.001742 Jy/beam ! Clean residual mean=-0.000007 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0842147 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 43 components and 0.0842147 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237055 Jy ! Component: 100 - total flux cleaned = 0.004352 Jy ! Component: 150 - total flux cleaned = 0.00605103 Jy ! Component: 200 - total flux cleaned = 0.00752361 Jy ! Total flux subtracted in 200 components = 0.00752361 Jy ! Clean residual min=-0.001008 max=0.001069 Jy/beam ! Clean residual mean=-0.000005 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0917384 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 65 components and 0.0917383 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=2.273 mas, bmaj=2.491 mas, bpa=0.3733 degrees ! Estimated noise=0.489072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213198 Jy ! Component: 100 - total flux cleaned = 0.00377224 Jy ! Component: 150 - total flux cleaned = 0.00510331 Jy ! Component: 200 - total flux cleaned = 0.00620255 Jy ! Total flux subtracted in 200 components = 0.00620255 Jy ! Clean residual min=-0.000978 max=0.000976 Jy/beam ! Clean residual mean=-0.000005 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0979409 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 = 0.000915028 Jy ! Component: 100 - total flux cleaned = 0.00167952 Jy ! Component: 150 - total flux cleaned = 0.00232277 Jy ! Component: 200 - total flux cleaned = 0.00286698 Jy ! Total flux subtracted in 200 components = 0.00286698 Jy ! Clean residual min=-0.000850 max=0.000830 Jy/beam ! Clean residual mean=-0.000002 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.100808 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 145 components and 0.100808 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.103 mas, bmaj=1.435 mas, bpa=-5.035 degrees ! Estimated noise=0.40276 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000305761 Jy ! Component: 100 - total flux cleaned = 0.000372918 Jy ! Component: 150 - total flux cleaned = 0.000391682 Jy ! Component: 200 - total flux cleaned = 0.000477081 Jy ! Total flux subtracted in 200 components = 0.000477081 Jy ! Clean residual min=-0.000804 max=0.000741 Jy/beam ! Clean residual mean=-0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.101285 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 163 components and 0.101285 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=0.053391Jy sigma=0.460418 ! Fit after self-cal, rms=0.053386Jy sigma=0.460362 wmodel J2331+4522_X_map.mod ! Writing 163 model components to file: J2331+4522_X_map.mod wobs J2331+4522_X_uvs.fits ! Writing UV FITS file: J2331+4522_X_uvs.fits wwins J2331+4522_X_map.win ! wwins: Wrote 7 windows to J2331+4522_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 = -0.000276922 Jy ! Component: 100 - total flux cleaned = -0.000342731 Jy ! Component: 150 - total flux cleaned = -0.000355533 Jy ! Component: 200 - total flux cleaned = -0.000367772 Jy ! Component: 250 - total flux cleaned = -0.000367882 Jy ! Component: 300 - total flux cleaned = -0.000413591 Jy ! Component: 350 - total flux cleaned = -0.000469393 Jy ! Component: 400 - total flux cleaned = -0.000567974 Jy ! Component: 450 - total flux cleaned = -0.000664695 Jy ! Component: 500 - total flux cleaned = -0.000759623 Jy ! Component: 550 - total flux cleaned = -0.000842665 Jy ! Component: 600 - total flux cleaned = -0.000914343 Jy ! Component: 650 - total flux cleaned = -0.00100514 Jy ! Component: 700 - total flux cleaned = -0.00105506 Jy ! Component: 750 - total flux cleaned = -0.00114354 Jy ! Component: 800 - total flux cleaned = -0.00119217 Jy ! Component: 850 - total flux cleaned = -0.0012692 Jy ! Component: 900 - total flux cleaned = -0.00136413 Jy ! Component: 950 - total flux cleaned = -0.00142979 Jy ! Component: 1000 - total flux cleaned = -0.00149468 Jy ! Component: 1050 - total flux cleaned = -0.00154972 Jy ! Component: 1100 - total flux cleaned = -0.00160424 Jy ! Component: 1150 - total flux cleaned = -0.00165833 Jy ! Component: 1200 - total flux cleaned = -0.00172965 Jy ! Component: 1250 - total flux cleaned = -0.00177378 Jy ! Component: 1300 - total flux cleaned = -0.00180874 Jy ! Component: 1350 - total flux cleaned = -0.00185192 Jy ! Component: 1400 - total flux cleaned = -0.00186043 Jy ! Component: 1450 - total flux cleaned = -0.00189444 Jy ! Component: 1500 - total flux cleaned = -0.00186075 Jy ! Component: 1550 - total flux cleaned = -0.00189424 Jy ! Component: 1600 - total flux cleaned = -0.00192742 Jy ! Component: 1650 - total flux cleaned = -0.0019274 Jy ! Component: 1700 - total flux cleaned = -0.00191111 Jy ! Component: 1750 - total flux cleaned = -0.00192722 Jy ! Component: 1800 - total flux cleaned = -0.00191921 Jy ! Component: 1850 - total flux cleaned = -0.00195101 Jy ! Component: 1900 - total flux cleaned = -0.0019746 Jy ! Component: 1950 - total flux cleaned = -0.00199805 Jy ! Component: 2000 - total flux cleaned = -0.00200582 Jy ! Component: 2050 - total flux cleaned = -0.0020521 Jy ! Component: 2100 - total flux cleaned = -0.00203672 Jy ! Component: 2150 - total flux cleaned = -0.00208232 Jy ! Component: 2200 - total flux cleaned = -0.00208224 Jy ! Component: 2250 - total flux cleaned = -0.00207479 Jy ! Component: 2300 - total flux cleaned = -0.00211944 Jy ! Component: 2350 - total flux cleaned = -0.00212688 Jy ! Component: 2400 - total flux cleaned = -0.00216365 Jy ! Component: 2450 - total flux cleaned = -0.00219283 Jy ! Component: 2500 - total flux cleaned = -0.0022146 Jy ! Component: 2550 - total flux cleaned = -0.00218576 Jy ! Component: 2600 - total flux cleaned = -0.0022287 Jy ! Component: 2650 - total flux cleaned = -0.00222171 Jy ! Component: 2700 - total flux cleaned = -0.00224286 Jy ! Component: 2750 - total flux cleaned = -0.00229217 Jy ! Component: 2800 - total flux cleaned = -0.00230615 Jy ! Component: 2850 - total flux cleaned = -0.00232697 Jy ! Component: 2900 - total flux cleaned = -0.00232692 Jy ! Component: 2950 - total flux cleaned = -0.00237511 Jy ! Component: 3000 - total flux cleaned = -0.0023546 Jy ! Component: 3050 - total flux cleaned = -0.00236815 Jy ! Component: 3100 - total flux cleaned = -0.00236812 Jy ! Component: 3150 - total flux cleaned = -0.00238832 Jy ! Component: 3200 - total flux cleaned = -0.00239505 Jy ! Component: 3250 - total flux cleaned = -0.00238836 Jy ! Component: 3300 - total flux cleaned = -0.00240162 Jy ! Component: 3350 - total flux cleaned = -0.00242799 Jy ! Component: 3400 - total flux cleaned = -0.00243458 Jy ! Component: 3450 - total flux cleaned = -0.00244757 Jy ! Component: 3500 - total flux cleaned = -0.00247359 Jy ! Component: 3550 - total flux cleaned = -0.00246068 Jy ! Component: 3600 - total flux cleaned = -0.00246715 Jy ! Component: 3650 - total flux cleaned = -0.00244794 Jy ! Component: 3700 - total flux cleaned = -0.00247342 Jy ! Component: 3750 - total flux cleaned = -0.00247974 Jy ! Component: 3800 - total flux cleaned = -0.00248605 Jy ! Component: 3850 - total flux cleaned = -0.0024609 Jy ! Component: 3900 - total flux cleaned = -0.00247971 Jy ! Component: 3950 - total flux cleaned = -0.00247351 Jy ! Component: 4000 - total flux cleaned = -0.00249831 Jy ! Component: 4050 - total flux cleaned = -0.00247365 Jy ! Total flux subtracted in 4096 components = -0.00249212 Jy ! Clean residual min=-0.000360 max=0.000447 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0987928 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 488 components and 0.0987928 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2331+4522_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.103 x 1.435 at -5.035 degrees (North through East) ! Clean map min=-0.00055222 max=0.048539 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2331+4522_X_map.fits wmodel /image_prod/ug002_uva//J2331+4522_X_map.mod ! Writing 488 model components to file: /image_prod/ug002_uva//J2331+4522_X_map.mod wobs /image_prod/ug002_uva//J2331+4522_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2331+4522_X_uvs.fits wwins /image_prod/ug002_uva//J2331+4522_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J2331+4522_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0485385 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105525 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.652217 0.652217 1.30443 2.60887 5.21773 10.4355 20.8709 41.7419 83.4837 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 459.969 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2331+4522_X_dfm.log closed on Thu Mar 5 06:19:32 2020