! Started logfile: /image_prod/ug002_uva//J0046+3900_X_dfm.log on Wed Mar 4 18:38:33 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//J0046+3900_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0046+3900_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.978889 visibilities/baseline/integration-bin. ! Found source: J0046+3900 ! ! 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 31716 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 J0046+3900_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007725Jy sigma=9.127337 ! Fit after self-cal, rms=0.883622Jy sigma=8.013479 ! 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=0.6958 mas, bmaj=1.368 mas, bpa=-7.159 degrees ! Estimated noise=0.934193 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 = 0.0932835 Jy ! Component: 100 - total flux cleaned = 0.113885 Jy ! Total flux subtracted in 100 components = 0.113885 Jy ! Clean residual min=-0.006601 max=0.009747 Jy/beam ! Clean residual mean=0.000004 rms=0.001566 Jy/beam ! Combined flux in latest and established models = 0.113885 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.113885 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=0.067165Jy sigma=0.578561 ! Fit after self-cal, rms=0.066745Jy sigma=0.575032 ! Inverting map ! Added new window around map position (4, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712476 Jy ! Component: 100 - total flux cleaned = 0.00813676 Jy ! Total flux subtracted in 100 components = 0.00813676 Jy ! Clean residual min=-0.006208 max=0.009115 Jy/beam ! Clean residual mean=0.000004 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 0.122022 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.122022 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=0.065742Jy sigma=0.567434 ! Fit after self-cal, rms=0.065654Jy sigma=0.566717 ! 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=0.9104 mas, bmaj=1.679 mas, bpa=-5.992 degrees ! Estimated noise=0.443927 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 = 0.00164736 Jy ! Component: 100 - total flux cleaned = 0.0011363 Jy ! Component: 150 - total flux cleaned = 0.000520901 Jy ! Component: 200 - total flux cleaned = -2.29595e-05 Jy ! Total flux subtracted in 200 components = -2.29595e-05 Jy ! Clean residual min=-0.005286 max=0.009095 Jy/beam ! Clean residual mean=0.000004 rms=0.001741 Jy/beam ! Combined flux in latest and established models = 0.121999 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.121999 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=0.065292Jy sigma=0.564312 ! Fit after self-cal, rms=0.065264Jy sigma=0.564162 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9104 x 1.679 at -5.992 degrees (North through East) ! Clean map min=-0.0050466 max=0.11652 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.11 HN 0.97 KP 1.24 ! LA 0.95 MK 0.98 NL 1.19 OV 0.83 ! PT 0.82 SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.11 HN 0.96 KP 1.24 ! LA 0.95 MK 1.02 NL 1.18 OV 0.85 ! PT 0.87 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.14 HN 0.92 KP 1.26 ! LA 0.97 MK 0.99 NL 1.13 OV 0.87 ! PT 0.83 SC 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.12 HN 0.95 KP 1.25 ! LA 0.95 MK 1.03 NL 1.17 OV 0.86 ! PT 0.85 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.15 HN 0.94 KP 1.25 ! LA 0.97 MK 0.98 NL 1.14 OV 0.85 ! PT 0.85 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.13 HN 0.95 KP 1.30 ! LA 0.96 MK 0.99 NL 1.16 OV 0.84 ! PT 0.83 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.13 HN 0.91 KP 1.26 ! LA 0.96 MK 1.01 NL 1.15 OV 0.86 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.13 HN 0.96 KP 1.27 ! LA 0.95 MK 0.99 NL 1.18 OV 0.86 ! PT 0.88 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.13 HN 0.92 KP 1.22 ! LA 0.96 MK 1.03 NL 1.18 OV 0.86 ! PT 0.86 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.13 HN 0.98 KP 1.24 ! LA 0.97 MK 1.02 NL 1.16 OV 0.85 ! PT 0.86 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.10 HN 0.94 KP 1.26 ! LA 0.92 MK 1.00 NL 1.18 OV 0.88 ! PT 0.86 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HN 0.97 KP 1.25 ! LA 0.99 MK 0.99 NL 1.18 OV 0.85 ! PT 0.89 SC 0.91 ! ! ! Fit before self-cal, rms=0.065264Jy sigma=0.564162 ! Fit after self-cal, rms=0.062443Jy sigma=0.534711 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8999 mas, bmaj=1.658 mas, bpa=-4.937 degrees ! Estimated noise=0.436581 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 = -0.000787504 Jy ! Component: 100 - total flux cleaned = -0.00112053 Jy ! Component: 150 - total flux cleaned = -0.00151236 Jy ! Component: 200 - total flux cleaned = -0.00184916 Jy ! Total flux subtracted in 200 components = -0.00184916 Jy ! Clean residual min=-0.005135 max=0.006791 Jy/beam ! Clean residual mean=-0.000001 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 0.120149 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.120149 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=0.062240Jy sigma=0.533491 ! Fit after self-cal, rms=0.062313Jy sigma=0.532987 ! 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=0.062313Jy sigma=0.532987 ! Fit after self-cal, rms=0.080893Jy sigma=0.486305 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8968 mas, bmaj=1.643 mas, bpa=-4.331 degrees ! Estimated noise=0.455148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334436 Jy ! Component: 100 - total flux cleaned = 0.0035703 Jy ! Component: 150 - total flux cleaned = 0.0035749 Jy ! Component: 200 - total flux cleaned = 0.00353511 Jy ! Total flux subtracted in 200 components = 0.00353511 Jy ! Clean residual min=-0.003331 max=0.002428 Jy/beam ! Clean residual mean=-0.000001 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.123685 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 0.123685 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=0.080748Jy sigma=0.484593 ! Fit after self-cal, rms=0.081157Jy sigma=0.484019 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 = -0.000489044 Jy ! Component: 100 - total flux cleaned = -0.000460252 Jy ! Component: 150 - total flux cleaned = -0.000435665 Jy ! Component: 200 - total flux cleaned = -0.000475989 Jy ! Total flux subtracted in 200 components = -0.000475989 Jy ! Clean residual min=-0.003295 max=0.002489 Jy/beam ! Clean residual mean=-0.000002 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.123209 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.123209 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=0.081147Jy sigma=0.483802 ! Fit after self-cal, rms=0.081144Jy sigma=0.483785 ! 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=0.081144Jy sigma=0.483785 ! Fit after self-cal, rms=0.088938Jy sigma=0.470373 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8959 mas, bmaj=1.64 mas, bpa=-4.056 degrees ! Estimated noise=0.4556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105704 Jy ! Component: 100 - total flux cleaned = -0.000657654 Jy ! Component: 150 - total flux cleaned = -0.000281096 Jy ! Component: 200 - total flux cleaned = 8.31066e-05 Jy ! Total flux subtracted in 200 components = 8.31066e-05 Jy ! Clean residual min=-0.001416 max=0.001282 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.123292 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 0.123292 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=0.088886Jy sigma=0.469569 ! Fit after self-cal, rms=0.088870Jy sigma=0.469332 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 = -0.000367406 Jy ! Component: 100 - total flux cleaned = -0.000109671 Jy ! Component: 150 - total flux cleaned = 9.01053e-05 Jy ! Component: 200 - total flux cleaned = 0.000177802 Jy ! Total flux subtracted in 200 components = 0.000177802 Jy ! Clean residual min=-0.001301 max=0.001354 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.123469 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.123469 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=0.088857Jy sigma=0.469160 ! Fit after self-cal, rms=0.088850Jy sigma=0.469143 ! Inverting map ! Added new window around map position (-13.4, -33.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116971 Jy ! Component: 100 - total flux cleaned = 0.00142065 Jy ! Component: 150 - total flux cleaned = 0.00156919 Jy ! Component: 200 - total flux cleaned = 0.00173223 Jy ! Total flux subtracted in 200 components = 0.00173223 Jy ! Clean residual min=-0.001198 max=0.001209 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.125202 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.125202 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=0.088831Jy sigma=0.468831 ! Fit after self-cal, rms=0.088816Jy sigma=0.468813 ! Inverting map ! Added new window around map position (-46.4, 31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113998 Jy ! Component: 100 - total flux cleaned = 0.00149722 Jy ! Component: 150 - total flux cleaned = 0.00158674 Jy ! Component: 200 - total flux cleaned = 0.00163511 Jy ! Total flux subtracted in 200 components = 0.00163511 Jy ! Clean residual min=-0.001157 max=0.001158 Jy/beam ! Clean residual mean=-0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.126837 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 93 components and 0.126837 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=0.088802Jy sigma=0.468564 ! Fit after self-cal, rms=0.088801Jy sigma=0.468547 ! 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=0.088801Jy sigma=0.468547 ! Fit after self-cal, rms=0.089498Jy sigma=0.468279 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.078 mas, bmaj=2.609 mas, bpa=1.692 degrees ! Estimated noise=0.589732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000198027 Jy ! Component: 100 - total flux cleaned = 0.00030475 Jy ! Component: 150 - total flux cleaned = 0.000355105 Jy ! Component: 200 - total flux cleaned = 0.000422565 Jy ! Total flux subtracted in 200 components = 0.000422565 Jy ! Clean residual min=-0.001231 max=0.001062 Jy/beam ! Clean residual mean=-0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.127259 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 102 components and 0.127259 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=0.089493Jy sigma=0.468142 ! Fit after self-cal, rms=0.089482Jy sigma=0.468117 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 = -4.7023e-05 Jy ! Component: 100 - total flux cleaned = -2.08968e-05 Jy ! Component: 150 - total flux cleaned = 2.40644e-06 Jy ! Component: 200 - total flux cleaned = 3.53044e-05 Jy ! Total flux subtracted in 200 components = 3.53044e-05 Jy ! Clean residual min=-0.001243 max=0.001061 Jy/beam ! Clean residual mean=-0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.127295 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.127295 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=0.089479Jy sigma=0.468074 ! Fit after self-cal, rms=0.089479Jy sigma=0.468069 ! 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=0.8936 mas, bmaj=1.636 mas, bpa=-3.972 degrees ! Estimated noise=0.454932 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8936 x 1.636 at -3.972 degrees (North through East) ! Clean map min=-0.0010959 max=0.11993 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=0.685 mas, bmaj=1.331 mas, bpa=-5.205 degrees ! Estimated noise=0.944774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0944499 Jy ! Component: 100 - total flux cleaned = 0.115147 Jy ! Component: 150 - total flux cleaned = 0.121448 Jy ! Component: 200 - total flux cleaned = 0.124563 Jy ! Total flux subtracted in 200 components = 0.124563 Jy ! Clean residual min=-0.002095 max=0.002012 Jy/beam ! Clean residual mean=-0.000001 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.124563 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.124563 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8936 mas, bmaj=1.636 mas, bpa=-3.972 degrees ! Estimated noise=0.454932 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 = 0.00125807 Jy ! Component: 100 - total flux cleaned = 0.00189157 Jy ! Component: 150 - total flux cleaned = 0.00228793 Jy ! Component: 200 - total flux cleaned = 0.00252814 Jy ! Total flux subtracted in 200 components = 0.00252814 Jy ! Clean residual min=-0.000977 max=0.001179 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.127091 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 28 components and 0.127091 Jy ! Inverting map ! Added new window around map position (-9.6, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000883303 Jy ! Component: 100 - total flux cleaned = 0.00108879 Jy ! Component: 150 - total flux cleaned = 0.0012216 Jy ! Component: 200 - total flux cleaned = 0.00136686 Jy ! Total flux subtracted in 200 components = 0.00136686 Jy ! Clean residual min=-0.000999 max=0.001026 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.128458 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 0.128458 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=2.078 mas, bmaj=2.609 mas, bpa=1.692 degrees ! Estimated noise=0.589732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230011 Jy ! Component: 100 - total flux cleaned = 0.000207866 Jy ! Component: 150 - total flux cleaned = 0.000152386 Jy ! Component: 200 - total flux cleaned = 0.000135385 Jy ! Total flux subtracted in 200 components = 0.000135385 Jy ! Clean residual min=-0.001276 max=0.001237 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.128593 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 = -4.73104e-05 Jy ! Component: 100 - total flux cleaned = -7.50955e-05 Jy ! Component: 150 - total flux cleaned = -8.76855e-05 Jy ! Component: 200 - total flux cleaned = -8.76885e-05 Jy ! Total flux subtracted in 200 components = -8.76885e-05 Jy ! Clean residual min=-0.001235 max=0.001179 Jy/beam ! Clean residual mean=-0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.128505 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 70 components and 0.128505 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8936 mas, bmaj=1.636 mas, bpa=-3.972 degrees ! Estimated noise=0.454932 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.4602e-05 Jy ! Component: 100 - total flux cleaned = 6.48837e-05 Jy ! Component: 150 - total flux cleaned = 8.3018e-05 Jy ! Component: 200 - total flux cleaned = 0.000118013 Jy ! Total flux subtracted in 200 components = 0.000118013 Jy ! Clean residual min=-0.000947 max=0.000947 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.128623 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 0.128623 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=0.089477Jy sigma=0.468034 ! Fit after self-cal, rms=0.089464Jy sigma=0.467963 wmodel J0046+3900_X_map.mod ! Writing 86 model components to file: J0046+3900_X_map.mod wobs J0046+3900_X_uvs.fits ! Writing UV FITS file: J0046+3900_X_uvs.fits wwins J0046+3900_X_map.win ! wwins: Wrote 5 windows to J0046+3900_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 = 7.52541e-05 Jy ! Component: 100 - total flux cleaned = 0.000108797 Jy ! Component: 150 - total flux cleaned = 0.00023825 Jy ! Component: 200 - total flux cleaned = 0.00030075 Jy ! Component: 250 - total flux cleaned = 0.000331154 Jy ! Component: 300 - total flux cleaned = 0.000406122 Jy ! Component: 350 - total flux cleaned = 0.000420761 Jy ! Component: 400 - total flux cleaned = 0.000464543 Jy ! Component: 450 - total flux cleaned = 0.00045026 Jy ! Component: 500 - total flux cleaned = 0.000450196 Jy ! Component: 550 - total flux cleaned = 0.00043616 Jy ! Component: 600 - total flux cleaned = 0.000367542 Jy ! Component: 650 - total flux cleaned = 0.000313535 Jy ! Component: 700 - total flux cleaned = 0.000326772 Jy ! Component: 750 - total flux cleaned = 0.000287272 Jy ! Component: 800 - total flux cleaned = 0.000261486 Jy ! Component: 850 - total flux cleaned = 0.000248461 Jy ! Component: 900 - total flux cleaned = 0.000248455 Jy ! Component: 950 - total flux cleaned = 0.000286349 Jy ! Component: 1000 - total flux cleaned = 0.000248859 Jy ! Component: 1050 - total flux cleaned = 0.000249078 Jy ! Component: 1100 - total flux cleaned = 0.000261271 Jy ! Component: 1150 - total flux cleaned = 0.000224711 Jy ! Component: 1200 - total flux cleaned = 0.000224823 Jy ! Component: 1250 - total flux cleaned = 0.000236675 Jy ! Component: 1300 - total flux cleaned = 0.000201131 Jy ! Component: 1350 - total flux cleaned = 0.000142744 Jy ! Component: 1400 - total flux cleaned = 0.000131056 Jy ! Component: 1450 - total flux cleaned = 0.000131097 Jy ! Component: 1500 - total flux cleaned = 7.40137e-05 Jy ! Component: 1550 - total flux cleaned = 0.000119228 Jy ! Component: 1600 - total flux cleaned = 9.67795e-05 Jy ! Component: 1650 - total flux cleaned = 0.000108117 Jy ! Component: 1700 - total flux cleaned = 0.000130145 Jy ! Component: 1750 - total flux cleaned = 0.000152076 Jy ! Component: 1800 - total flux cleaned = 0.00019562 Jy ! Component: 1850 - total flux cleaned = 0.000173986 Jy ! Component: 1900 - total flux cleaned = 0.000238456 Jy ! Component: 1950 - total flux cleaned = 0.000227749 Jy ! Component: 2000 - total flux cleaned = 0.00028077 Jy ! Component: 2050 - total flux cleaned = 0.000270209 Jy ! Component: 2100 - total flux cleaned = 0.000301549 Jy ! Component: 2150 - total flux cleaned = 0.000311969 Jy ! Component: 2200 - total flux cleaned = 0.000363566 Jy ! Component: 2250 - total flux cleaned = 0.000353249 Jy ! Component: 2300 - total flux cleaned = 0.000394057 Jy ! Component: 2350 - total flux cleaned = 0.000373628 Jy ! Component: 2400 - total flux cleaned = 0.000393661 Jy ! Component: 2450 - total flux cleaned = 0.000413646 Jy ! Component: 2500 - total flux cleaned = 0.000393665 Jy ! Component: 2550 - total flux cleaned = 0.00038385 Jy ! Component: 2600 - total flux cleaned = 0.000334626 Jy ! Component: 2650 - total flux cleaned = 0.000403207 Jy ! Component: 2700 - total flux cleaned = 0.000393353 Jy ! Component: 2750 - total flux cleaned = 0.000402975 Jy ! Component: 2800 - total flux cleaned = 0.000393246 Jy ! Component: 2850 - total flux cleaned = 0.000402743 Jy ! Component: 2900 - total flux cleaned = 0.000393257 Jy ! Component: 2950 - total flux cleaned = 0.000402781 Jy ! Component: 3000 - total flux cleaned = 0.000383955 Jy ! Component: 3050 - total flux cleaned = 0.000440267 Jy ! Component: 3100 - total flux cleaned = 0.000402872 Jy ! Component: 3150 - total flux cleaned = 0.000440012 Jy ! Component: 3200 - total flux cleaned = 0.000421636 Jy ! Component: 3250 - total flux cleaned = 0.000440005 Jy ! Component: 3300 - total flux cleaned = 0.000467442 Jy ! Component: 3350 - total flux cleaned = 0.000467442 Jy ! Component: 3400 - total flux cleaned = 0.000467394 Jy ! Component: 3450 - total flux cleaned = 0.000467386 Jy ! Component: 3500 - total flux cleaned = 0.000467356 Jy ! Component: 3550 - total flux cleaned = 0.000494108 Jy ! Component: 3600 - total flux cleaned = 0.000502915 Jy ! Component: 3650 - total flux cleaned = 0.000467495 Jy ! Component: 3700 - total flux cleaned = 0.000511506 Jy ! Component: 3750 - total flux cleaned = 0.000493963 Jy ! Component: 3800 - total flux cleaned = 0.000493945 Jy ! Component: 3850 - total flux cleaned = 0.000511318 Jy ! Component: 3900 - total flux cleaned = 0.000476619 Jy ! Component: 3950 - total flux cleaned = 0.000485227 Jy ! Component: 4000 - total flux cleaned = 0.000459543 Jy ! Component: 4050 - total flux cleaned = 0.000485131 Jy ! Total flux subtracted in 4096 components = 0.000485109 Jy ! Clean residual min=-0.000476 max=0.000512 Jy/beam ! Clean residual mean=-0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.129109 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 416 components and 0.129109 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0046+3900_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8936 x 1.636 at -3.972 degrees (North through East) ! Clean map min=-0.00073711 max=0.12053 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0046+3900_X_map.fits wmodel /image_prod/ug002_uva//J0046+3900_X_map.mod ! Writing 416 model components to file: /image_prod/ug002_uva//J0046+3900_X_map.mod wobs /image_prod/ug002_uva//J0046+3900_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0046+3900_X_uvs.fits wwins /image_prod/ug002_uva//J0046+3900_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0046+3900_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.120533 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147293 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.366602 0.366602 0.733204 1.46641 2.93281 5.86563 11.7313 23.4625 46.925 93.8501 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.12 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 818.326 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0046+3900_X_dfm.log closed on Wed Mar 4 18:38:39 2020