! Started logfile: /image_prod/ug002_uva//J1640+3946_X_b_dfm.log on Thu Mar 5 02:52:10 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//J1640+3946_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1640+3946_X_b_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.821181 visibilities/baseline/integration-bin. ! Found source: J1640+3946 ! ! 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 121 lines of history. ! ! Reading 5676 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 J1640+3946_X_b] 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 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.225560Jy sigma=8.525043 ! Fit after self-cal, rms=0.348863Jy sigma=2.580319 ! 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=0.9536 mas, bmaj=1.647 mas, bpa=37.02 degrees ! Estimated noise=2.38182 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 = 0.493428 Jy ! Component: 100 - total flux cleaned = 0.636166 Jy ! Total flux subtracted in 100 components = 0.636166 Jy ! Clean residual min=-0.016146 max=0.059026 Jy/beam ! Clean residual mean=0.000028 rms=0.006140 Jy/beam ! Combined flux in latest and established models = 0.636166 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.636166 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=0.118274Jy sigma=0.789218 ! Fit after self-cal, rms=0.118226Jy sigma=0.788988 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0597428 Jy ! Component: 100 - total flux cleaned = 0.0863204 Jy ! Total flux subtracted in 100 components = 0.0863204 Jy ! Clean residual min=-0.015212 max=0.013650 Jy/beam ! Clean residual mean=0.000009 rms=0.003093 Jy/beam ! Combined flux in latest and established models = 0.722486 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.722486 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=0.076078Jy sigma=0.513846 ! Fit after self-cal, rms=0.076057Jy sigma=0.513757 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.162 mas, bmaj=1.744 mas, bpa=35.55 degrees ! Estimated noise=1.47202 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 = 0.0231573 Jy ! Component: 100 - total flux cleaned = 0.0383463 Jy ! Component: 150 - total flux cleaned = 0.0487961 Jy ! Component: 200 - total flux cleaned = 0.0560729 Jy ! Total flux subtracted in 200 components = 0.0560729 Jy ! Clean residual min=-0.013036 max=0.008596 Jy/beam ! Clean residual mean=-0.000006 rms=0.002293 Jy/beam ! Combined flux in latest and established models = 0.778559 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 46 components and 0.778559 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=0.066885Jy sigma=0.454087 ! Fit after self-cal, rms=0.066851Jy sigma=0.453816 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.162 x 1.744 at 35.55 degrees (North through East) ! Clean map min=-0.011846 max=0.65265 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.01 KP 1.02 ! LA 1.00* NL 1.00 OV 0.98 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.00 KP 1.03 ! LA 1.00* NL 0.99 OV 0.99 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.03 KP 1.01 ! LA 1.00* NL 0.99 OV 0.99 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.02 KP 1.01 ! LA 1.00* NL 0.99 OV 0.99 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.01 KP 1.02 ! LA 1.00* NL 1.00 OV 0.98 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.02 KP 1.02 ! LA 1.00* NL 0.99 OV 0.99 PT 0.98 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.01 KP 1.02 ! LA 1.00* NL 0.99 OV 0.98 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.02 KP 1.01 ! LA 1.00* NL 1.00 OV 0.98 PT 0.98 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.01 KP 1.02 ! LA 1.00* NL 1.01 OV 0.98 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.03 KP 1.02 ! LA 1.00* NL 1.00 OV 0.99 PT 0.98 ! SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.03 KP 1.02 ! LA 1.00* NL 1.00 OV 0.98 PT 0.96 ! SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 1.00 ! LA 1.00* NL 1.00 OV 0.99 PT 0.97 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.066851Jy sigma=0.453816 ! Fit after self-cal, rms=0.065224Jy sigma=0.434186 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=1.75 mas, bpa=35.6 degrees ! Estimated noise=1.47105 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 = -0.00276701 Jy ! Component: 100 - total flux cleaned = -0.00288207 Jy ! Component: 150 - total flux cleaned = -0.00309661 Jy ! Component: 200 - total flux cleaned = -0.00319991 Jy ! Total flux subtracted in 200 components = -0.00319991 Jy ! Clean residual min=-0.009884 max=0.007765 Jy/beam ! Clean residual mean=-0.000005 rms=0.001947 Jy/beam ! Combined flux in latest and established models = 0.775359 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 51 components and 0.775359 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=0.064875Jy sigma=0.431717 ! Fit after self-cal, rms=0.064863Jy sigma=0.431665 ! 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=0.064863Jy sigma=0.431665 ! Fit after self-cal, rms=0.061189Jy sigma=0.408372 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.184 mas, bmaj=1.741 mas, bpa=35.41 degrees ! Estimated noise=1.47486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00250425 Jy ! Component: 100 - total flux cleaned = -0.00249578 Jy ! Component: 150 - total flux cleaned = -0.00279234 Jy ! Component: 200 - total flux cleaned = -0.00317117 Jy ! Total flux subtracted in 200 components = -0.00317117 Jy ! Clean residual min=-0.007894 max=0.005300 Jy/beam ! Clean residual mean=0.000001 rms=0.001283 Jy/beam ! Combined flux in latest and established models = 0.772188 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.772188 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=0.060275Jy sigma=0.401598 ! Fit after self-cal, rms=0.060265Jy sigma=0.401565 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 = -0.000309873 Jy ! Component: 100 - total flux cleaned = -0.000492002 Jy ! Component: 150 - total flux cleaned = -0.000649938 Jy ! Component: 200 - total flux cleaned = -0.000717062 Jy ! Total flux subtracted in 200 components = -0.000717062 Jy ! Clean residual min=-0.007281 max=0.005367 Jy/beam ! Clean residual mean=0.000001 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 0.771471 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.771471 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=0.060052Jy sigma=0.400162 ! Fit after self-cal, rms=0.060053Jy sigma=0.400157 ! 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=0.060053Jy sigma=0.400157 ! Fit after self-cal, rms=0.059876Jy sigma=0.397854 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.192 mas, bmaj=1.738 mas, bpa=35.34 degrees ! Estimated noise=1.47676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00323658 Jy ! Component: 100 - total flux cleaned = -0.00335932 Jy ! Component: 150 - total flux cleaned = -0.00343964 Jy ! Component: 200 - total flux cleaned = -0.0035847 Jy ! Total flux subtracted in 200 components = -0.0035847 Jy ! Clean residual min=-0.006305 max=0.004773 Jy/beam ! Clean residual mean=0.000001 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 0.767886 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.767886 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=0.059524Jy sigma=0.395129 ! Fit after self-cal, rms=0.059524Jy sigma=0.395126 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 = -0.000133782 Jy ! Component: 100 - total flux cleaned = -0.000190393 Jy ! Component: 150 - total flux cleaned = -0.000189012 Jy ! Component: 200 - total flux cleaned = -0.000187867 Jy ! Total flux subtracted in 200 components = -0.000187867 Jy ! Clean residual min=-0.006055 max=0.004746 Jy/beam ! Clean residual mean=0.000001 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.767698 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.767698 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=0.059437Jy sigma=0.394518 ! Fit after self-cal, rms=0.059437Jy sigma=0.394515 ! 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=0.059437Jy sigma=0.394515 ! Fit after self-cal, rms=0.059420Jy sigma=0.393518 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.144 mas, bmaj=2.266 mas, bpa=-23.5 degrees ! Estimated noise=1.78669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000666259 Jy ! Component: 100 - total flux cleaned = -0.000968009 Jy ! Component: 150 - total flux cleaned = -0.00111455 Jy ! Component: 200 - total flux cleaned = -0.00120305 Jy ! Total flux subtracted in 200 components = -0.00120305 Jy ! Clean residual min=-0.003666 max=0.004097 Jy/beam ! Clean residual mean=-0.000001 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.766495 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 0.766495 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=0.059373Jy sigma=0.393141 ! Fit after self-cal, rms=0.059370Jy sigma=0.393104 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 = 0.000158016 Jy ! Component: 100 - total flux cleaned = 8.74655e-05 Jy ! Component: 150 - total flux cleaned = 4.38654e-05 Jy ! Component: 200 - total flux cleaned = 6.40418e-06 Jy ! Total flux subtracted in 200 components = 6.40418e-06 Jy ! Clean residual min=-0.003678 max=0.004022 Jy/beam ! Clean residual mean=-0.000001 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.766501 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 69 components and 0.766502 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=0.059376Jy sigma=0.393180 ! Fit after self-cal, rms=0.059377Jy sigma=0.393167 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.198 mas, bmaj=1.737 mas, bpa=35.26 degrees ! Estimated noise=1.47821 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.198 x 1.737 at 35.26 degrees (North through East) ! Clean map min=-0.00545 max=0.65741 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 ! Performing amp+phase self-cal ! ! 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=0.059377Jy sigma=0.393167 ! Fit after self-cal, rms=0.054636Jy sigma=0.357700 ! Inverting map and beam ! Estimated beam: bmin=1.198 mas, bmaj=1.736 mas, bpa=35.25 degrees ! Estimated noise=1.47591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00185285 Jy ! Component: 100 - total flux cleaned = -0.00214389 Jy ! Component: 150 - total flux cleaned = -0.00226497 Jy ! Component: 200 - total flux cleaned = -0.00231398 Jy ! Total flux subtracted in 200 components = -0.00231398 Jy ! Clean residual min=-0.005644 max=0.004211 Jy/beam ! Clean residual mean=0.000000 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.764188 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 0.764187 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=0.054479Jy sigma=0.356423 ! Fit after self-cal, rms=0.054480Jy sigma=0.356417 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.30348e-06 Jy ! Component: 100 - total flux cleaned = -2.4416e-06 Jy ! Component: 150 - total flux cleaned = -8.63694e-07 Jy ! Component: 200 - total flux cleaned = 4.03054e-05 Jy ! Total flux subtracted in 200 components = 4.03054e-05 Jy ! Clean residual min=-0.005534 max=0.004156 Jy/beam ! Clean residual mean=0.000000 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.764228 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 73 components and 0.764228 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=0.054421Jy sigma=0.355966 ! Fit after self-cal, rms=0.054422Jy sigma=0.355963 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.054422Jy sigma=0.355963 ! Fit after self-cal, rms=0.054433Jy sigma=0.355574 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=0.9859 mas, bmaj=1.63 mas, bpa=36.71 degrees ! Estimated noise=2.41713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.500144 Jy ! Component: 100 - total flux cleaned = 0.632299 Jy ! Component: 150 - total flux cleaned = 0.68497 Jy ! Component: 200 - total flux cleaned = 0.708879 Jy ! Total flux subtracted in 200 components = 0.708879 Jy ! Clean residual min=-0.008496 max=0.012629 Jy/beam ! Clean residual mean=0.000012 rms=0.002293 Jy/beam ! Combined flux in latest and established models = 0.708878 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.708878 Jy ! Inverting map and beam ! Estimated beam: bmin=1.202 mas, bmaj=1.736 mas, bpa=35.17 degrees ! Estimated noise=1.47668 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 = 0.0203272 Jy ! Component: 100 - total flux cleaned = 0.0327671 Jy ! Component: 150 - total flux cleaned = 0.0409953 Jy ! Component: 200 - total flux cleaned = 0.0465898 Jy ! Total flux subtracted in 200 components = 0.0465898 Jy ! Clean residual min=-0.005662 max=0.004971 Jy/beam ! Clean residual mean=0.000002 rms=0.001109 Jy/beam ! Combined flux in latest and established models = 0.755468 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 46 components and 0.755468 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=2.145 mas, bmaj=2.268 mas, bpa=-24.36 degrees ! Estimated noise=1.78138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00547935 Jy ! Component: 100 - total flux cleaned = 0.00796796 Jy ! Component: 150 - total flux cleaned = 0.00876001 Jy ! Component: 200 - total flux cleaned = 0.0089201 Jy ! Total flux subtracted in 200 components = 0.0089201 Jy ! Clean residual min=-0.003616 max=0.004060 Jy/beam ! Clean residual mean=-0.000002 rms=0.000985 Jy/beam ! Combined flux in latest and established models = 0.764388 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 = 9.87542e-05 Jy ! Component: 100 - total flux cleaned = 0.000183861 Jy ! Component: 150 - total flux cleaned = 0.000257046 Jy ! Component: 200 - total flux cleaned = 0.000257268 Jy ! Total flux subtracted in 200 components = 0.000257268 Jy ! Clean residual min=-0.003554 max=0.004040 Jy/beam ! Clean residual mean=-0.000002 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.764645 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 0.764646 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.202 mas, bmaj=1.736 mas, bpa=35.17 degrees ! Estimated noise=1.47668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190646 Jy ! Component: 100 - total flux cleaned = 0.000277108 Jy ! Component: 150 - total flux cleaned = 0.000425399 Jy ! Component: 200 - total flux cleaned = 0.000490679 Jy ! Total flux subtracted in 200 components = 0.000490679 Jy ! Clean residual min=-0.005045 max=0.004333 Jy/beam ! Clean residual mean=-0.000000 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.765136 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 68 components and 0.765136 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=0.054537Jy sigma=0.355900 ! Fit after self-cal, rms=0.054537Jy sigma=0.355881 wmodel J1640+3946_X_b_map.mod ! Writing 68 model components to file: J1640+3946_X_b_map.mod wobs J1640+3946_X_b_uvs.fits ! Writing UV FITS file: J1640+3946_X_b_uvs.fits wwins J1640+3946_X_b_map.win ! wwins: Wrote 1 windows to J1640+3946_X_b_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 = -0.00197511 Jy ! Component: 100 - total flux cleaned = -0.00296748 Jy ! Component: 150 - total flux cleaned = -0.00366897 Jy ! Component: 200 - total flux cleaned = -0.00432884 Jy ! Component: 250 - total flux cleaned = -0.00501694 Jy ! Component: 300 - total flux cleaned = -0.00531636 Jy ! Component: 350 - total flux cleaned = -0.0054863 Jy ! Component: 400 - total flux cleaned = -0.00564804 Jy ! Component: 450 - total flux cleaned = -0.00569871 Jy ! Component: 500 - total flux cleaned = -0.00584997 Jy ! Component: 550 - total flux cleaned = -0.00623873 Jy ! Component: 600 - total flux cleaned = -0.00642612 Jy ! Component: 650 - total flux cleaned = -0.00656269 Jy ! Component: 700 - total flux cleaned = -0.00673802 Jy ! Component: 750 - total flux cleaned = -0.00695125 Jy ! Component: 800 - total flux cleaned = -0.00711678 Jy ! Component: 850 - total flux cleaned = -0.00727718 Jy ! Component: 900 - total flux cleaned = -0.00727662 Jy ! Component: 950 - total flux cleaned = -0.00746929 Jy ! Component: 1000 - total flux cleaned = -0.00773249 Jy ! Component: 1050 - total flux cleaned = -0.00784186 Jy ! Component: 1100 - total flux cleaned = -0.0078068 Jy ! Component: 1150 - total flux cleaned = -0.00791394 Jy ! Component: 1200 - total flux cleaned = -0.00801861 Jy ! Component: 1250 - total flux cleaned = -0.00825598 Jy ! Component: 1300 - total flux cleaned = -0.0082896 Jy ! Component: 1350 - total flux cleaned = -0.00838827 Jy ! Component: 1400 - total flux cleaned = -0.00858057 Jy ! Component: 1450 - total flux cleaned = -0.00870564 Jy ! Component: 1500 - total flux cleaned = -0.00879792 Jy ! Component: 1550 - total flux cleaned = -0.00888903 Jy ! Component: 1600 - total flux cleaned = -0.00900861 Jy ! Component: 1650 - total flux cleaned = -0.00921436 Jy ! Component: 1700 - total flux cleaned = -0.00924292 Jy ! Component: 1750 - total flux cleaned = -0.00932884 Jy ! Component: 1800 - total flux cleaned = -0.00944026 Jy ! Component: 1850 - total flux cleaned = -0.0093849 Jy ! Component: 1900 - total flux cleaned = -0.0095756 Jy ! Component: 1950 - total flux cleaned = -0.00954875 Jy ! Component: 2000 - total flux cleaned = -0.00962895 Jy ! Component: 2050 - total flux cleaned = -0.00968107 Jy ! Component: 2100 - total flux cleaned = -0.00978415 Jy ! Component: 2150 - total flux cleaned = -0.00978471 Jy ! Component: 2200 - total flux cleaned = -0.00983449 Jy ! Component: 2250 - total flux cleaned = -0.0098345 Jy ! Component: 2300 - total flux cleaned = -0.00980986 Jy ! Component: 2350 - total flux cleaned = -0.00978585 Jy ! Component: 2400 - total flux cleaned = -0.00980976 Jy ! Component: 2450 - total flux cleaned = -0.00980998 Jy ! Component: 2500 - total flux cleaned = -0.0099027 Jy ! Component: 2550 - total flux cleaned = -0.00981119 Jy ! Component: 2600 - total flux cleaned = -0.00978868 Jy ! Component: 2650 - total flux cleaned = -0.00983374 Jy ! Component: 2700 - total flux cleaned = -0.00990037 Jy ! Component: 2750 - total flux cleaned = -0.00985669 Jy ! Component: 2800 - total flux cleaned = -0.00994269 Jy ! Component: 2850 - total flux cleaned = -0.00994244 Jy ! Component: 2900 - total flux cleaned = -0.00985773 Jy ! Component: 2950 - total flux cleaned = -0.00983716 Jy ! Component: 3000 - total flux cleaned = -0.00983721 Jy ! Component: 3050 - total flux cleaned = -0.00975594 Jy ! Component: 3100 - total flux cleaned = -0.00973532 Jy ! Component: 3150 - total flux cleaned = -0.00965548 Jy ! Component: 3200 - total flux cleaned = -0.00965511 Jy ! Component: 3250 - total flux cleaned = -0.00959597 Jy ! Component: 3300 - total flux cleaned = -0.00949886 Jy ! Component: 3350 - total flux cleaned = -0.00947932 Jy ! Component: 3400 - total flux cleaned = -0.00930897 Jy ! Component: 3450 - total flux cleaned = -0.00932767 Jy ! Component: 3500 - total flux cleaned = -0.00923482 Jy ! Component: 3550 - total flux cleaned = -0.00917969 Jy ! Component: 3600 - total flux cleaned = -0.00914287 Jy ! Component: 3650 - total flux cleaned = -0.00910625 Jy ! Component: 3700 - total flux cleaned = -0.00905261 Jy ! Component: 3750 - total flux cleaned = -0.008964 Jy ! Component: 3800 - total flux cleaned = -0.00896405 Jy ! Component: 3850 - total flux cleaned = -0.0089814 Jy ! Component: 3900 - total flux cleaned = -0.00892952 Jy ! Component: 3950 - total flux cleaned = -0.00896324 Jy ! Component: 4000 - total flux cleaned = -0.00891264 Jy ! Component: 4050 - total flux cleaned = -0.00889596 Jy ! Total flux subtracted in 4096 components = -0.00884593 Jy ! Clean residual min=-0.001076 max=0.000844 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.75629 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 365 components and 0.75629 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1640+3946_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.202 x 1.736 at 35.17 degrees (North through East) ! Clean map min=-0.0021157 max=0.65991 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1640+3946_X_b_map.fits wmodel /image_prod/ug002_uva//J1640+3946_X_b_map.mod ! Writing 365 model components to file: /image_prod/ug002_uva//J1640+3946_X_b_map.mod wobs /image_prod/ug002_uva//J1640+3946_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1640+3946_X_b_uvs.fits wwins /image_prod/ug002_uva//J1640+3946_X_b_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1640+3946_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.659907 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000282542 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.128447 0.128447 0.256893 0.513786 1.02757 2.05514 4.11029 8.22058 16.4412 32.8823 65.7646 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.659 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2335.6 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1640+3946_X_b_dfm.log closed on Thu Mar 5 02:52:14 2020