! Started logfile: /image_prod/ug002_uva//J0426+1257_X_dfm.log on Wed Mar 4 20:20:41 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//J0426+1257_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0426+1257_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.932741 visibilities/baseline/integration-bin. ! Found source: J0426+1257 ! ! 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 37776 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 J0426+1257_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=1.001853Jy sigma=9.828843 ! Fit after self-cal, rms=0.957510Jy sigma=9.380311 ! 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=0.7618 mas, bmaj=1.708 mas, bpa=-0.6286 degrees ! Estimated noise=0.710611 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 = 0.0338523 Jy ! Component: 100 - total flux cleaned = 0.0419213 Jy ! Total flux subtracted in 100 components = 0.0419213 Jy ! Clean residual min=-0.001851 max=0.003027 Jy/beam ! Clean residual mean=0.000000 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0419213 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0419213 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=0.053416Jy sigma=0.475240 ! Fit after self-cal, rms=0.052287Jy sigma=0.463907 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380551 Jy ! Component: 100 - total flux cleaned = 0.00554339 Jy ! Total flux subtracted in 100 components = 0.00554339 Jy ! Clean residual min=-0.001915 max=0.001838 Jy/beam ! Clean residual mean=0.000000 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.0474647 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.0474647 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=0.051994Jy sigma=0.460471 ! Fit after self-cal, rms=0.052013Jy sigma=0.460432 ! 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=0.9651 mas, bmaj=2.048 mas, bpa=-1.574 degrees ! Estimated noise=0.380029 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 = 0.0014022 Jy ! Component: 100 - total flux cleaned = 0.00207993 Jy ! Component: 150 - total flux cleaned = 0.00224243 Jy ! Component: 200 - total flux cleaned = 0.00226877 Jy ! Total flux subtracted in 200 components = 0.00226877 Jy ! Clean residual min=-0.001434 max=0.001236 Jy/beam ! Clean residual mean=0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0497335 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.0497335 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=0.051971Jy sigma=0.460123 ! Fit after self-cal, rms=0.051982Jy sigma=0.460108 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9651 x 2.048 at -1.574 degrees (North through East) ! Clean map min=-0.0013152 max=0.045667 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 HN 0.86 KP 1.03 ! LA 1.04 MK 1.17 NL 1.07 OV 0.93 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.07 HN 0.85 KP 1.08 ! LA 1.02 MK 1.15 NL 1.00 OV 0.96 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.08 HN 0.84 KP 1.07 ! LA 1.04 MK 1.20 NL 0.99 OV 0.89 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 HN 0.87 KP 1.05 ! LA 1.04 MK 1.13 NL 1.00 OV 0.92 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.85 KP 1.05 ! LA 1.10 MK 1.14 NL 1.02 OV 0.94 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.86 KP 1.04 ! LA 1.05 MK 1.14 NL 1.06 OV 0.90 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.90 KP 1.02 ! LA 1.10 MK 1.19 NL 1.10 OV 0.92 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.83 KP 1.03 ! LA 1.08 MK 1.15 NL 1.06 OV 0.93 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 0.85 KP 1.07 ! LA 1.03 MK 1.11 NL 1.09 OV 0.97 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.10 HN 0.88 KP 1.05 ! LA 1.07 MK 1.15 NL 1.02 OV 0.97 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.83 KP 1.05 ! LA 1.03 MK 1.04 NL 1.08 OV 0.95 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.92 KP 1.13 ! LA 1.06 MK 0.98 NL 0.99 OV 0.90 ! PT 0.88 SC 0.95 ! ! ! Fit before self-cal, rms=0.051982Jy sigma=0.460108 ! Fit after self-cal, rms=0.051931Jy sigma=0.457602 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9763 mas, bmaj=2.056 mas, bpa=-1.135 degrees ! Estimated noise=0.378327 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 = -0.000314305 Jy ! Component: 100 - total flux cleaned = -0.000371404 Jy ! Component: 150 - total flux cleaned = -0.000391768 Jy ! Component: 200 - total flux cleaned = -0.000391978 Jy ! Total flux subtracted in 200 components = -0.000391978 Jy ! Clean residual min=-0.000882 max=0.001050 Jy/beam ! Clean residual mean=0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0493415 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.0493415 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=0.051924Jy sigma=0.457571 ! Fit after self-cal, rms=0.051935Jy sigma=0.457388 ! 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=0.051935Jy sigma=0.457388 ! Fit after self-cal, rms=0.053406Jy sigma=0.455738 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.977 mas, bmaj=2.061 mas, bpa=-0.9441 degrees ! Estimated noise=0.377772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000203115 Jy ! Component: 100 - total flux cleaned = -0.000235904 Jy ! Component: 150 - total flux cleaned = -0.000235475 Jy ! Component: 200 - total flux cleaned = -0.000222374 Jy ! Total flux subtracted in 200 components = -0.000222374 Jy ! Clean residual min=-0.000772 max=0.000765 Jy/beam ! Clean residual mean=0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0491191 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.0491191 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=0.053402Jy sigma=0.455725 ! Fit after self-cal, rms=0.053448Jy sigma=0.455628 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 = -3.48692e-05 Jy ! Component: 100 - total flux cleaned = -2.81296e-05 Jy ! Component: 150 - total flux cleaned = -2.21265e-05 Jy ! Component: 200 - total flux cleaned = -2.22458e-05 Jy ! Total flux subtracted in 200 components = -2.22458e-05 Jy ! Clean residual min=-0.000797 max=0.000771 Jy/beam ! Clean residual mean=0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0490969 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 0.0490969 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=0.053446Jy sigma=0.455620 ! Fit after self-cal, rms=0.053445Jy sigma=0.455618 ! 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=0.053445Jy sigma=0.455618 ! Fit after self-cal, rms=0.053753Jy sigma=0.455582 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9778 mas, bmaj=2.065 mas, bpa=-0.8796 degrees ! Estimated noise=0.37678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000189497 Jy ! Component: 100 - total flux cleaned = -0.000189564 Jy ! Component: 150 - total flux cleaned = -0.000189712 Jy ! Component: 200 - total flux cleaned = -0.000189806 Jy ! Total flux subtracted in 200 components = -0.000189806 Jy ! Clean residual min=-0.000792 max=0.000763 Jy/beam ! Clean residual mean=0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0489071 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.0489071 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=0.053751Jy sigma=0.455574 ! Fit after self-cal, rms=0.053760Jy sigma=0.455571 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 = -7.63754e-06 Jy ! Component: 100 - total flux cleaned = -2.31873e-06 Jy ! Component: 150 - total flux cleaned = -2.19199e-06 Jy ! Component: 200 - total flux cleaned = 2.44264e-06 Jy ! Total flux subtracted in 200 components = 2.44264e-06 Jy ! Clean residual min=-0.000799 max=0.000763 Jy/beam ! Clean residual mean=0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0489095 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.0489095 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=0.053758Jy sigma=0.455567 ! Fit after self-cal, rms=0.053758Jy sigma=0.455566 ! 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=0.053758Jy sigma=0.455566 ! Fit after self-cal, rms=0.053788Jy sigma=0.455562 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.181 mas, bmaj=3.072 mas, bpa=-9.341 degrees ! Estimated noise=0.439589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.19037e-05 Jy ! Component: 100 - total flux cleaned = -2.71052e-05 Jy ! Component: 150 - total flux cleaned = -3.11095e-05 Jy ! Component: 200 - total flux cleaned = -3.73865e-05 Jy ! Total flux subtracted in 200 components = -3.73865e-05 Jy ! Clean residual min=-0.000766 max=0.000877 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0488722 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 37 components and 0.0488722 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=0.053790Jy sigma=0.455559 ! Fit after self-cal, rms=0.053792Jy sigma=0.455555 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (15.6, 32.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000764325 Jy ! Component: 100 - total flux cleaned = 0.001218 Jy ! Component: 150 - total flux cleaned = 0.00154257 Jy ! Component: 200 - total flux cleaned = 0.00169626 Jy ! Total flux subtracted in 200 components = 0.00169626 Jy ! Clean residual min=-0.000684 max=0.000587 Jy/beam ! Clean residual mean=0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0505684 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 79 components and 0.0505684 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=0.053783Jy sigma=0.455459 ! Fit after self-cal, rms=0.053784Jy sigma=0.455448 ! 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=0.979 mas, bmaj=2.067 mas, bpa=-0.8288 degrees ! Estimated noise=0.375901 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.979 x 2.067 at -0.8288 degrees (North through East) ! Clean map min=-0.00071831 max=0.045138 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=0.7734 mas, bmaj=1.725 mas, bpa=0.1677 degrees ! Estimated noise=0.708204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0345838 Jy ! Component: 100 - total flux cleaned = 0.0424672 Jy ! Component: 150 - total flux cleaned = 0.0452356 Jy ! Component: 200 - total flux cleaned = 0.046682 Jy ! Total flux subtracted in 200 components = 0.046682 Jy ! Clean residual min=-0.001147 max=0.001061 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.046682 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.046682 Jy ! Inverting map and beam ! Estimated beam: bmin=0.979 mas, bmaj=2.067 mas, bpa=-0.8288 degrees ! Estimated noise=0.375901 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 = 0.00145249 Jy ! Component: 100 - total flux cleaned = 0.002258 Jy ! Component: 150 - total flux cleaned = 0.0026115 Jy ! Component: 200 - total flux cleaned = 0.00287661 Jy ! Total flux subtracted in 200 components = 0.00287661 Jy ! Clean residual min=-0.000805 max=0.000710 Jy/beam ! Clean residual mean=0.000001 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0495586 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.0495586 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=2.181 mas, bmaj=3.072 mas, bpa=-9.341 degrees ! Estimated noise=0.439589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000616772 Jy ! Component: 100 - total flux cleaned = 0.00106202 Jy ! Component: 150 - total flux cleaned = 0.00135913 Jy ! Component: 200 - total flux cleaned = 0.00146546 Jy ! Total flux subtracted in 200 components = 0.00146546 Jy ! Clean residual min=-0.000661 max=0.000606 Jy/beam ! Clean residual mean=0.000002 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0510241 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 = 5.14861e-05 Jy ! Component: 100 - total flux cleaned = 9.88061e-05 Jy ! Component: 150 - total flux cleaned = 0.00013394 Jy ! Component: 200 - total flux cleaned = 0.000158601 Jy ! Total flux subtracted in 200 components = 0.000158601 Jy ! Clean residual min=-0.000640 max=0.000582 Jy/beam ! Clean residual mean=0.000002 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0511827 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 73 components and 0.0511827 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.979 mas, bmaj=2.067 mas, bpa=-0.8288 degrees ! Estimated noise=0.375901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146548 Jy ! Component: 100 - total flux cleaned = -0.000133107 Jy ! Component: 150 - total flux cleaned = -0.00010626 Jy ! Component: 200 - total flux cleaned = -8.12346e-05 Jy ! Total flux subtracted in 200 components = -8.12346e-05 Jy ! Clean residual min=-0.000725 max=0.000705 Jy/beam ! Clean residual mean=0.000001 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0511014 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 0.0511014 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=0.053774Jy sigma=0.455378 ! Fit after self-cal, rms=0.053772Jy sigma=0.455355 wmodel J0426+1257_X_map.mod ! Writing 94 model components to file: J0426+1257_X_map.mod wobs J0426+1257_X_uvs.fits ! Writing UV FITS file: J0426+1257_X_uvs.fits wwins J0426+1257_X_map.win ! wwins: Wrote 2 windows to J0426+1257_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 = -4.07587e-05 Jy ! Component: 100 - total flux cleaned = -0.00014678 Jy ! Component: 150 - total flux cleaned = -0.000235466 Jy ! Component: 200 - total flux cleaned = -0.000310456 Jy ! Component: 250 - total flux cleaned = -0.000383627 Jy ! Component: 300 - total flux cleaned = -0.000465352 Jy ! Component: 350 - total flux cleaned = -0.00055534 Jy ! Component: 400 - total flux cleaned = -0.00064359 Jy ! Component: 450 - total flux cleaned = -0.000720699 Jy ! Component: 500 - total flux cleaned = -0.000786892 Jy ! Component: 550 - total flux cleaned = -0.000842695 Jy ! Component: 600 - total flux cleaned = -0.000897546 Jy ! Component: 650 - total flux cleaned = -0.000951749 Jy ! Component: 700 - total flux cleaned = -0.000942829 Jy ! Component: 750 - total flux cleaned = -0.000978174 Jy ! Component: 800 - total flux cleaned = -0.000995576 Jy ! Component: 850 - total flux cleaned = -0.00100427 Jy ! Component: 900 - total flux cleaned = -0.0010213 Jy ! Component: 950 - total flux cleaned = -0.00103818 Jy ! Component: 1000 - total flux cleaned = -0.00107164 Jy ! Component: 1050 - total flux cleaned = -0.00110458 Jy ! Component: 1100 - total flux cleaned = -0.00110444 Jy ! Component: 1150 - total flux cleaned = -0.00113685 Jy ! Component: 1200 - total flux cleaned = -0.00116081 Jy ! Component: 1250 - total flux cleaned = -0.00116073 Jy ! Component: 1300 - total flux cleaned = -0.00117636 Jy ! Component: 1350 - total flux cleaned = -0.00119187 Jy ! Component: 1400 - total flux cleaned = -0.00119189 Jy ! Component: 1450 - total flux cleaned = -0.00121499 Jy ! Component: 1500 - total flux cleaned = -0.0012301 Jy ! Component: 1550 - total flux cleaned = -0.00122253 Jy ! Component: 1600 - total flux cleaned = -0.00122249 Jy ! Component: 1650 - total flux cleaned = -0.00124481 Jy ! Component: 1700 - total flux cleaned = -0.00124472 Jy ! Component: 1750 - total flux cleaned = -0.00125936 Jy ! Component: 1800 - total flux cleaned = -0.00125937 Jy ! Component: 1850 - total flux cleaned = -0.00126657 Jy ! Component: 1900 - total flux cleaned = -0.00126655 Jy ! Component: 1950 - total flux cleaned = -0.00125223 Jy ! Component: 2000 - total flux cleaned = -0.00124509 Jy ! Component: 2050 - total flux cleaned = -0.00123808 Jy ! Component: 2100 - total flux cleaned = -0.00123805 Jy ! Component: 2150 - total flux cleaned = -0.00123108 Jy ! Component: 2200 - total flux cleaned = -0.00119666 Jy ! Component: 2250 - total flux cleaned = -0.00119666 Jy ! Component: 2300 - total flux cleaned = -0.00118303 Jy ! Component: 2350 - total flux cleaned = -0.00116948 Jy ! Component: 2400 - total flux cleaned = -0.0011359 Jy ! Component: 2450 - total flux cleaned = -0.00114927 Jy ! Component: 2500 - total flux cleaned = -0.00115593 Jy ! Component: 2550 - total flux cleaned = -0.00112289 Jy ! Component: 2600 - total flux cleaned = -0.00109658 Jy ! Component: 2650 - total flux cleaned = -0.00109003 Jy ! Component: 2700 - total flux cleaned = -0.00106401 Jy ! Component: 2750 - total flux cleaned = -0.001064 Jy ! Component: 2800 - total flux cleaned = -0.00107037 Jy ! Component: 2850 - total flux cleaned = -0.00104483 Jy ! Component: 2900 - total flux cleaned = -0.00103215 Jy ! Component: 2950 - total flux cleaned = -0.00103846 Jy ! Component: 3000 - total flux cleaned = -0.00102587 Jy ! Component: 3050 - total flux cleaned = -0.00100703 Jy ! Component: 3100 - total flux cleaned = -0.00099452 Jy ! Component: 3150 - total flux cleaned = -0.000944993 Jy ! Component: 3200 - total flux cleaned = -0.000963478 Jy ! Component: 3250 - total flux cleaned = -0.000938962 Jy ! Component: 3300 - total flux cleaned = -0.000945049 Jy ! Component: 3350 - total flux cleaned = -0.000920716 Jy ! Component: 3400 - total flux cleaned = -0.000920735 Jy ! Component: 3450 - total flux cleaned = -0.000902678 Jy ! Component: 3500 - total flux cleaned = -0.000878761 Jy ! Component: 3550 - total flux cleaned = -0.000860954 Jy ! Component: 3600 - total flux cleaned = -0.000860972 Jy ! Component: 3650 - total flux cleaned = -0.000860934 Jy ! Component: 3700 - total flux cleaned = -0.000849181 Jy ! Component: 3750 - total flux cleaned = -0.000866688 Jy ! Component: 3800 - total flux cleaned = -0.000843437 Jy ! Component: 3850 - total flux cleaned = -0.000837695 Jy ! Component: 3900 - total flux cleaned = -0.000849227 Jy ! Component: 3950 - total flux cleaned = -0.000820576 Jy ! Component: 4000 - total flux cleaned = -0.000837736 Jy ! Component: 4050 - total flux cleaned = -0.000826341 Jy ! Total flux subtracted in 4096 components = -0.000820706 Jy ! Clean residual min=-0.000409 max=0.000300 Jy/beam ! Clean residual mean=0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0502807 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 373 components and 0.0502807 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0426+1257_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.979 x 2.067 at -0.8288 degrees (North through East) ! Clean map min=-0.00055709 max=0.045044 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0426+1257_X_map.fits wmodel /image_prod/ug002_uva//J0426+1257_X_map.mod ! Writing 373 model components to file: /image_prod/ug002_uva//J0426+1257_X_map.mod wobs /image_prod/ug002_uva//J0426+1257_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0426+1257_X_uvs.fits wwins /image_prod/ug002_uva//J0426+1257_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0426+1257_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0450445 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.58301e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.638237 0.638237 1.27647 2.55295 5.10589 10.2118 20.4236 40.8471 81.6943 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 470.045 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0426+1257_X_dfm.log closed on Wed Mar 4 20:20:45 2020