! Started logfile: /image_prod/ug002_uva//J0017-2748_X_dfm.log on Wed Mar 4 18:22:01 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//J0017-2748_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0017-2748_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.985333 visibilities/baseline/integration-bin. ! Found source: J0017-2748 ! ! 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 26604 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 J0017-2748_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013720Jy sigma=8.257602 ! Fit after self-cal, rms=0.851216Jy sigma=6.780352 ! 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=0.5909 mas, bmaj=1.681 mas, bpa=-2.041 degrees ! Estimated noise=1.16828 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 = 0.0987214 Jy ! Component: 100 - total flux cleaned = 0.149096 Jy ! Total flux subtracted in 100 components = 0.149096 Jy ! Clean residual min=-0.015613 max=0.051340 Jy/beam ! Clean residual mean=0.000001 rms=0.004217 Jy/beam ! Combined flux in latest and established models = 0.149096 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.149096 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=0.118900Jy sigma=0.977000 ! Fit after self-cal, rms=0.118105Jy sigma=0.973594 ! Inverting map ! Added new window around map position (0.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0477283 Jy ! Component: 100 - total flux cleaned = 0.0743542 Jy ! Total flux subtracted in 100 components = 0.0743542 Jy ! Clean residual min=-0.009778 max=0.026423 Jy/beam ! Clean residual mean=-0.000002 rms=0.002438 Jy/beam ! Combined flux in latest and established models = 0.22345 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 17 components and 0.22345 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=0.089294Jy sigma=0.679554 ! Fit after self-cal, rms=0.086645Jy sigma=0.662513 ! Inverting map ! Added new window around map position (1.4, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211611 Jy ! Component: 100 - total flux cleaned = 0.0338542 Jy ! Total flux subtracted in 100 components = 0.0338542 Jy ! Clean residual min=-0.007545 max=0.016272 Jy/beam ! Clean residual mean=-0.000003 rms=0.001757 Jy/beam ! Combined flux in latest and established models = 0.257305 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.257305 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=0.078824Jy sigma=0.573310 ! Fit after self-cal, rms=0.078159Jy sigma=0.568398 ! Inverting map ! Added new window around map position (-1, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133598 Jy ! Component: 100 - total flux cleaned = 0.0222414 Jy ! Total flux subtracted in 100 components = 0.0222414 Jy ! Clean residual min=-0.006695 max=0.010601 Jy/beam ! Clean residual mean=-0.000002 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.279546 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.279546 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=0.074431Jy sigma=0.528493 ! Fit after self-cal, rms=0.074319Jy sigma=0.527832 ! Inverting map ! Added new window around map position (2.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00929611 Jy ! Component: 100 - total flux cleaned = 0.0153552 Jy ! Total flux subtracted in 100 components = 0.0153552 Jy ! Clean residual min=-0.005228 max=0.008218 Jy/beam ! Clean residual mean=-0.000002 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 0.294901 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.294901 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=0.072536Jy sigma=0.510490 ! Fit after self-cal, rms=0.072495Jy sigma=0.510051 ! 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=0.7927 mas, bmaj=2.092 mas, bpa=-1.61 degrees ! Estimated noise=0.549296 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 = 0.00864816 Jy ! Component: 100 - total flux cleaned = 0.0144766 Jy ! Component: 150 - total flux cleaned = 0.0186042 Jy ! Component: 200 - total flux cleaned = 0.021559 Jy ! Total flux subtracted in 200 components = 0.021559 Jy ! Clean residual min=-0.005655 max=0.006509 Jy/beam ! Clean residual mean=-0.000004 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 0.31646 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 74 components and 0.31646 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=0.071289Jy sigma=0.498150 ! Fit after self-cal, rms=0.071250Jy sigma=0.497835 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7927 x 2.092 at -1.61 degrees (North through East) ! Clean map min=-0.0056476 max=0.14383 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.24 KP 1.03 ! LA 1.04 MK 1.01 NL 1.05 OV 0.87 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.28 KP 1.03 ! LA 1.01 MK 1.03 NL 1.04 OV 0.90 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.24 KP 1.04 ! LA 1.02 MK 1.02 NL 1.05 OV 0.90 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.26 KP 1.03 ! LA 1.03 MK 1.03 NL 1.05 OV 0.89 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.23 KP 1.04 ! LA 1.03 MK 0.99 NL 1.05 OV 0.89 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.33 KP 1.03 ! LA 1.05 MK 1.03 NL 1.04 OV 0.82 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.22 KP 1.02 ! LA 1.02 MK 1.02 NL 1.03 OV 0.90 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.21 KP 1.06 ! LA 1.03 MK 1.00 NL 1.02 OV 0.87 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.21 KP 1.04 ! LA 1.03 MK 1.02 NL 1.08 OV 0.89 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.19 KP 1.03 ! LA 1.04 MK 1.02 NL 1.03 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.07 HN 1.22 KP 1.03 ! LA 1.02 MK 1.01 NL 1.01 OV 0.92 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.22 KP 1.05 ! LA 1.04 MK 0.97 NL 1.06 OV 0.92 ! PT 0.91 SC 0.90 ! ! ! Fit before self-cal, rms=0.071250Jy sigma=0.497835 ! Fit after self-cal, rms=0.073757Jy sigma=0.474108 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7939 mas, bmaj=2.07 mas, bpa=-0.7295 degrees ! Estimated noise=0.551466 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 = -0.00366246 Jy ! Component: 100 - total flux cleaned = -0.00399825 Jy ! Component: 150 - total flux cleaned = -0.00408626 Jy ! Component: 200 - total flux cleaned = -0.00408366 Jy ! Total flux subtracted in 200 components = -0.00408366 Jy ! Clean residual min=-0.003783 max=0.003777 Jy/beam ! Clean residual mean=0.000001 rms=0.000851 Jy/beam ! Combined flux in latest and established models = 0.312376 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 91 components and 0.312376 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=0.073340Jy sigma=0.471600 ! Fit after self-cal, rms=0.073444Jy sigma=0.471432 ! 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=0.073444Jy sigma=0.471432 ! Fit after self-cal, rms=0.074931Jy sigma=0.466596 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7943 mas, bmaj=2.062 mas, bpa=-0.566 degrees ! Estimated noise=0.550834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00249226 Jy ! Component: 100 - total flux cleaned = -0.002893 Jy ! Component: 150 - total flux cleaned = -0.00302563 Jy ! Component: 200 - total flux cleaned = -0.00308331 Jy ! Total flux subtracted in 200 components = -0.00308331 Jy ! Clean residual min=-0.002980 max=0.002699 Jy/beam ! Clean residual mean=0.000002 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.309293 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 96 components and 0.309293 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=0.074737Jy sigma=0.465122 ! Fit after self-cal, rms=0.074781Jy sigma=0.465078 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 = -0.000135046 Jy ! Component: 100 - total flux cleaned = -0.000234472 Jy ! Component: 150 - total flux cleaned = -0.000233309 Jy ! Component: 200 - total flux cleaned = -0.000234524 Jy ! Total flux subtracted in 200 components = -0.000234524 Jy ! Clean residual min=-0.002849 max=0.002633 Jy/beam ! Clean residual mean=0.000002 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.309059 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 0.309059 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=0.074709Jy sigma=0.464589 ! Fit after self-cal, rms=0.074706Jy sigma=0.464578 ! 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=0.074706Jy sigma=0.464578 ! Fit after self-cal, rms=0.077662Jy sigma=0.462173 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7935 mas, bmaj=2.053 mas, bpa=-0.4226 degrees ! Estimated noise=0.549628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00187656 Jy ! Component: 100 - total flux cleaned = -0.00226068 Jy ! Component: 150 - total flux cleaned = -0.00230485 Jy ! Component: 200 - total flux cleaned = -0.00230534 Jy ! Total flux subtracted in 200 components = -0.00230534 Jy ! Clean residual min=-0.002432 max=0.002220 Jy/beam ! Clean residual mean=0.000002 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.306753 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 104 components and 0.306753 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=0.077553Jy sigma=0.461481 ! Fit after self-cal, rms=0.077617Jy sigma=0.461448 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 = -0.00012271 Jy ! Component: 100 - total flux cleaned = -8.76398e-05 Jy ! Component: 150 - total flux cleaned = -8.88448e-05 Jy ! Component: 200 - total flux cleaned = -8.94421e-05 Jy ! Total flux subtracted in 200 components = -8.94421e-05 Jy ! Clean residual min=-0.002302 max=0.002190 Jy/beam ! Clean residual mean=0.000002 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.306664 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.306664 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=0.077579Jy sigma=0.461217 ! Fit after self-cal, rms=0.077577Jy sigma=0.461212 ! 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=0.077577Jy sigma=0.461212 ! Fit after self-cal, rms=0.078555Jy sigma=0.460992 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.266 mas, bmaj=5.87 mas, bpa=4.779 degrees ! Estimated noise=0.693556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109243 Jy ! Component: 100 - total flux cleaned = -0.00121551 Jy ! Component: 150 - total flux cleaned = -0.0011528 Jy ! Component: 200 - total flux cleaned = -0.00115262 Jy ! Total flux subtracted in 200 components = -0.00115262 Jy ! Clean residual min=-0.002501 max=0.002571 Jy/beam ! Clean residual mean=0.000005 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.305511 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 111 components and 0.305511 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=0.078498Jy sigma=0.460826 ! Fit after self-cal, rms=0.078520Jy sigma=0.460805 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 = 7.7777e-05 Jy ! Component: 100 - total flux cleaned = 7.87351e-05 Jy ! Component: 150 - total flux cleaned = 0.000100525 Jy ! Component: 200 - total flux cleaned = 0.000100096 Jy ! Total flux subtracted in 200 components = 0.000100096 Jy ! Clean residual min=-0.002458 max=0.002571 Jy/beam ! Clean residual mean=0.000005 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.305611 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 114 components and 0.305611 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=0.078516Jy sigma=0.460768 ! Fit after self-cal, rms=0.078515Jy sigma=0.460763 ! 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=0.7932 mas, bmaj=2.05 mas, bpa=-0.2586 degrees ! Estimated noise=0.549123 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7932 x 2.05 at -0.2586 degrees (North through East) ! Clean map min=-0.0019598 max=0.14581 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=0.59 mas, bmaj=1.643 mas, bpa=-0.5628 degrees ! Estimated noise=1.16494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.105539 Jy ! Component: 100 - total flux cleaned = 0.164421 Jy ! Component: 150 - total flux cleaned = 0.200263 Jy ! Component: 200 - total flux cleaned = 0.223692 Jy ! Total flux subtracted in 200 components = 0.223692 Jy ! Clean residual min=-0.006578 max=0.012739 Jy/beam ! Clean residual mean=-0.000000 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 0.223692 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.223692 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7932 mas, bmaj=2.05 mas, bpa=-0.2586 degrees ! Estimated noise=0.549123 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 = 0.027916 Jy ! Component: 100 - total flux cleaned = 0.0435819 Jy ! Component: 150 - total flux cleaned = 0.0538579 Jy ! Component: 200 - total flux cleaned = 0.0609543 Jy ! Total flux subtracted in 200 components = 0.0609543 Jy ! Clean residual min=-0.002381 max=0.004167 Jy/beam ! Clean residual mean=-0.000002 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.284646 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 61 components and 0.284646 Jy ! Inverting map ! Added new window around map position (0, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00503929 Jy ! Component: 100 - total flux cleaned = 0.00865776 Jy ! Component: 150 - total flux cleaned = 0.0113659 Jy ! Component: 200 - total flux cleaned = 0.0134276 Jy ! Total flux subtracted in 200 components = 0.0134276 Jy ! Clean residual min=-0.001958 max=0.001974 Jy/beam ! Clean residual mean=0.000000 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.298074 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 101 components and 0.298074 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=2.266 mas, bmaj=5.87 mas, bpa=4.779 degrees ! Estimated noise=0.693556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299383 Jy ! Component: 100 - total flux cleaned = 0.00483039 Jy ! Component: 150 - total flux cleaned = 0.00598874 Jy ! Component: 200 - total flux cleaned = 0.00672555 Jy ! Total flux subtracted in 200 components = 0.00672555 Jy ! Clean residual min=-0.002446 max=0.002500 Jy/beam ! Clean residual mean=0.000004 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.304799 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 = 0.00042549 Jy ! Component: 100 - total flux cleaned = 0.000527837 Jy ! Component: 150 - total flux cleaned = 0.000603318 Jy ! Component: 200 - total flux cleaned = 0.000669302 Jy ! Total flux subtracted in 200 components = 0.000669302 Jy ! Clean residual min=-0.002433 max=0.002579 Jy/beam ! Clean residual mean=0.000004 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.305469 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 125 components and 0.305469 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7932 mas, bmaj=2.05 mas, bpa=-0.2586 degrees ! Estimated noise=0.549123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000518999 Jy ! Component: 100 - total flux cleaned = -0.00064578 Jy ! Component: 150 - total flux cleaned = -0.000672472 Jy ! Component: 200 - total flux cleaned = -0.00067099 Jy ! Total flux subtracted in 200 components = -0.00067099 Jy ! Clean residual min=-0.001728 max=0.001818 Jy/beam ! Clean residual mean=0.000002 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.304798 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 137 components and 0.304798 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=0.078387Jy sigma=0.459584 ! Fit after self-cal, rms=0.078336Jy sigma=0.459478 wmodel J0017-2748_X_map.mod ! Writing 137 model components to file: J0017-2748_X_map.mod wobs J0017-2748_X_uvs.fits ! Writing UV FITS file: J0017-2748_X_uvs.fits wwins J0017-2748_X_map.win ! wwins: Wrote 6 windows to J0017-2748_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 = 0.000261527 Jy ! Component: 100 - total flux cleaned = 0.000379749 Jy ! Component: 150 - total flux cleaned = 0.000520762 Jy ! Component: 200 - total flux cleaned = 0.000655408 Jy ! Component: 250 - total flux cleaned = 0.000629776 Jy ! Component: 300 - total flux cleaned = 0.000630031 Jy ! Component: 350 - total flux cleaned = 0.000654283 Jy ! Component: 400 - total flux cleaned = 0.000653456 Jy ! Component: 450 - total flux cleaned = 0.000652705 Jy ! Component: 500 - total flux cleaned = 0.0006749 Jy ! Component: 550 - total flux cleaned = 0.000761738 Jy ! Component: 600 - total flux cleaned = 0.000761225 Jy ! Component: 650 - total flux cleaned = 0.000802717 Jy ! Component: 700 - total flux cleaned = 0.000761268 Jy ! Component: 750 - total flux cleaned = 0.000741212 Jy ! Component: 800 - total flux cleaned = 0.000761005 Jy ! Component: 850 - total flux cleaned = 0.000780372 Jy ! Component: 900 - total flux cleaned = 0.000761611 Jy ! Component: 950 - total flux cleaned = 0.000780528 Jy ! Component: 1000 - total flux cleaned = 0.000817304 Jy ! Component: 1050 - total flux cleaned = 0.000780733 Jy ! Component: 1100 - total flux cleaned = 0.000726852 Jy ! Component: 1150 - total flux cleaned = 0.000779912 Jy ! Component: 1200 - total flux cleaned = 0.000779868 Jy ! Component: 1250 - total flux cleaned = 0.000831699 Jy ! Component: 1300 - total flux cleaned = 0.000916853 Jy ! Component: 1350 - total flux cleaned = 0.00095016 Jy ! Component: 1400 - total flux cleaned = 0.000982893 Jy ! Component: 1450 - total flux cleaned = 0.000900667 Jy ! Component: 1500 - total flux cleaned = 0.000965682 Jy ! Component: 1550 - total flux cleaned = 0.000965808 Jy ! Component: 1600 - total flux cleaned = 0.00101336 Jy ! Component: 1650 - total flux cleaned = 0.00102882 Jy ! Component: 1700 - total flux cleaned = 0.0010443 Jy ! Component: 1750 - total flux cleaned = 0.00107494 Jy ! Component: 1800 - total flux cleaned = 0.00112042 Jy ! Component: 1850 - total flux cleaned = 0.00113538 Jy ! Component: 1900 - total flux cleaned = 0.0011354 Jy ! Component: 1950 - total flux cleaned = 0.00119368 Jy ! Component: 2000 - total flux cleaned = 0.00120792 Jy ! Component: 2050 - total flux cleaned = 0.00120798 Jy ! Component: 2100 - total flux cleaned = 0.00127866 Jy ! Component: 2150 - total flux cleaned = 0.00132064 Jy ! Component: 2200 - total flux cleaned = 0.00137591 Jy ! Component: 2250 - total flux cleaned = 0.00134851 Jy ! Component: 2300 - total flux cleaned = 0.00143025 Jy ! Component: 2350 - total flux cleaned = 0.00147073 Jy ! Component: 2400 - total flux cleaned = 0.00151086 Jy ! Component: 2450 - total flux cleaned = 0.00152426 Jy ! Component: 2500 - total flux cleaned = 0.00162949 Jy ! Component: 2550 - total flux cleaned = 0.00168142 Jy ! Component: 2600 - total flux cleaned = 0.0016556 Jy ! Component: 2650 - total flux cleaned = 0.00170679 Jy ! Component: 2700 - total flux cleaned = 0.0017703 Jy ! Component: 2750 - total flux cleaned = 0.00179537 Jy ! Component: 2800 - total flux cleaned = 0.00179539 Jy ! Component: 2850 - total flux cleaned = 0.00185747 Jy ! Component: 2900 - total flux cleaned = 0.00186981 Jy ! Component: 2950 - total flux cleaned = 0.00186967 Jy ! Component: 3000 - total flux cleaned = 0.00190613 Jy ! Component: 3050 - total flux cleaned = 0.0019665 Jy ! Component: 3100 - total flux cleaned = 0.0019904 Jy ! Component: 3150 - total flux cleaned = 0.00207373 Jy ! Component: 3200 - total flux cleaned = 0.00212096 Jy ! Component: 3250 - total flux cleaned = 0.00213259 Jy ! Component: 3300 - total flux cleaned = 0.00216742 Jy ! Component: 3350 - total flux cleaned = 0.00224829 Jy ! Component: 3400 - total flux cleaned = 0.00225986 Jy ! Component: 3450 - total flux cleaned = 0.00231678 Jy ! Component: 3500 - total flux cleaned = 0.00239601 Jy ! Component: 3550 - total flux cleaned = 0.00240716 Jy ! Component: 3600 - total flux cleaned = 0.00244071 Jy ! Component: 3650 - total flux cleaned = 0.0024962 Jy ! Component: 3700 - total flux cleaned = 0.00258437 Jy ! Component: 3750 - total flux cleaned = 0.00258432 Jy ! Component: 3800 - total flux cleaned = 0.00260613 Jy ! Component: 3850 - total flux cleaned = 0.0026818 Jy ! Component: 3900 - total flux cleaned = 0.00276766 Jy ! Component: 3950 - total flux cleaned = 0.002789 Jy ! Component: 4000 - total flux cleaned = 0.00282083 Jy ! Component: 4050 - total flux cleaned = 0.00288409 Jy ! Total flux subtracted in 4096 components = 0.00295755 Jy ! Clean residual min=-0.000626 max=0.000615 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.307755 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 468 components and 0.307755 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0017-2748_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7932 x 2.05 at -0.2586 degrees (North through East) ! Clean map min=-0.0011275 max=0.14998 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0017-2748_X_map.fits wmodel /image_prod/ug002_uva//J0017-2748_X_map.mod ! Writing 468 model components to file: /image_prod/ug002_uva//J0017-2748_X_map.mod wobs /image_prod/ug002_uva//J0017-2748_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0017-2748_X_uvs.fits wwins /image_prod/ug002_uva//J0017-2748_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0017-2748_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.14998 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000188987 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.378024 0.378024 0.756049 1.5121 3.02419 6.04839 12.0968 24.1936 48.3871 96.7742 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.149 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 793.599 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0017-2748_X_dfm.log closed on Wed Mar 4 18:22:06 2020