! Started logfile: /image_prod/ug002_uva//J0256-3315_X_dfm.log on Wed Mar 4 19:43:07 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//J0256-3315_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0256-3315_X_uva.fits ! AN table 1: 76 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.782529 visibilities/baseline/integration-bin. ! Found source: J0256-3315 ! ! 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 25692 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 J0256-3315_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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.026830Jy sigma=7.377762 ! Fit after self-cal, rms=0.783355Jy sigma=5.592973 ! 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=0.6108 mas, bmaj=1.895 mas, bpa=-1.758 degrees ! Estimated noise=1.52092 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 = 0.163494 Jy ! Component: 100 - total flux cleaned = 0.2013 Jy ! Total flux subtracted in 100 components = 0.2013 Jy ! Clean residual min=-0.009994 max=0.021263 Jy/beam ! Clean residual mean=0.000013 rms=0.002512 Jy/beam ! Combined flux in latest and established models = 0.2013 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.2013 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=0.078905Jy sigma=0.554431 ! Fit after self-cal, rms=0.078900Jy sigma=0.554399 ! Inverting map ! Added new window around map position (1.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192233 Jy ! Component: 100 - total flux cleaned = 0.0286238 Jy ! Total flux subtracted in 100 components = 0.0286238 Jy ! Clean residual min=-0.008465 max=0.015264 Jy/beam ! Clean residual mean=0.000007 rms=0.001872 Jy/beam ! Combined flux in latest and established models = 0.229924 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.229924 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=0.072938Jy sigma=0.511130 ! Fit after self-cal, rms=0.072463Jy sigma=0.506755 ! Inverting map ! Added new window around map position (-1.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111909 Jy ! Component: 100 - total flux cleaned = 0.0179209 Jy ! Total flux subtracted in 100 components = 0.0179209 Jy ! Clean residual min=-0.008235 max=0.007770 Jy/beam ! Clean residual mean=0.000003 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 0.247845 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.247845 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=0.069795Jy sigma=0.488705 ! Fit after self-cal, rms=0.069713Jy sigma=0.488045 ! 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=0.8722 mas, bmaj=2.483 mas, bpa=-1.296 degrees ! Estimated noise=0.621965 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 = 0.00845299 Jy ! Component: 100 - total flux cleaned = 0.0133803 Jy ! Component: 150 - total flux cleaned = 0.015683 Jy ! Component: 200 - total flux cleaned = 0.0163527 Jy ! Total flux subtracted in 200 components = 0.0163527 Jy ! Clean residual min=-0.007292 max=0.006472 Jy/beam ! Clean residual mean=-0.000011 rms=0.001832 Jy/beam ! Combined flux in latest and established models = 0.264198 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 37 components and 0.264198 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=0.068592Jy sigma=0.480380 ! Fit after self-cal, rms=0.068566Jy sigma=0.480123 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8722 x 2.483 at -1.296 degrees (North through East) ! Clean map min=-0.0069369 max=0.20489 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 KP 1.09 LA 1.03 ! MK 1.02 NL 1.10 OV 0.91 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 1.08 LA 1.05 ! MK 0.99 NL 1.11 OV 0.92 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 1.09 LA 1.04 ! MK 1.00 NL 1.13 OV 0.92 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 1.06 LA 1.05 ! MK 1.00 NL 1.10 OV 0.90 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.09 LA 1.05 ! MK 0.99 NL 1.09 OV 0.90 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 KP 1.09 LA 1.07 ! MK 1.01 NL 1.10 OV 0.90 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.11 LA 1.05 ! MK 0.99 NL 1.08 OV 0.91 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 1.10 LA 1.03 ! MK 1.04 NL 1.10 OV 0.90 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 1.09 LA 1.02 ! MK 1.00 NL 1.14 OV 0.89 PT 0.91 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 1.06 LA 1.03 ! MK 1.01 NL 1.08 OV 0.91 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 1.08 LA 1.05 ! MK 0.97 NL 1.09 OV 0.92 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 1.11 LA 1.08 ! MK 1.00 NL 1.09 OV 0.92 PT 0.90 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.068566Jy sigma=0.480123 ! Fit after self-cal, rms=0.066386Jy sigma=0.458543 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8741 mas, bmaj=2.489 mas, bpa=-1.192 degrees ! Estimated noise=0.624577 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 = -0.00374241 Jy ! Component: 100 - total flux cleaned = -0.00443669 Jy ! Component: 150 - total flux cleaned = -0.00475613 Jy ! Component: 200 - total flux cleaned = -0.0049674 Jy ! Total flux subtracted in 200 components = -0.0049674 Jy ! Clean residual min=-0.004535 max=0.002747 Jy/beam ! Clean residual mean=0.000001 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.25923 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 0.25923 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=0.066144Jy sigma=0.456563 ! Fit after self-cal, rms=0.066175Jy sigma=0.456336 ! 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=0.066175Jy sigma=0.456336 ! Fit after self-cal, rms=0.066362Jy sigma=0.454421 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.875 mas, bmaj=2.493 mas, bpa=-1.134 degrees ! Estimated noise=0.62548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00248767 Jy ! Component: 100 - total flux cleaned = -0.00293185 Jy ! Component: 150 - total flux cleaned = -0.00312779 Jy ! Component: 200 - total flux cleaned = -0.00328848 Jy ! Total flux subtracted in 200 components = -0.00328848 Jy ! Clean residual min=-0.003780 max=0.002354 Jy/beam ! Clean residual mean=0.000001 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.255942 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.255942 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=0.066235Jy sigma=0.453395 ! Fit after self-cal, rms=0.066230Jy sigma=0.453334 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 = -0.000230311 Jy ! Component: 100 - total flux cleaned = -0.000228333 Jy ! Component: 150 - total flux cleaned = -0.000198807 Jy ! Component: 200 - total flux cleaned = -0.000252921 Jy ! Total flux subtracted in 200 components = -0.000252921 Jy ! Clean residual min=-0.003474 max=0.002247 Jy/beam ! Clean residual mean=0.000001 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.255689 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 59 components and 0.255689 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=0.066203Jy sigma=0.453092 ! Fit after self-cal, rms=0.066199Jy sigma=0.453069 ! 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=0.066199Jy sigma=0.453069 ! Fit after self-cal, rms=0.066477Jy sigma=0.452659 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8751 mas, bmaj=2.495 mas, bpa=-1.075 degrees ! Estimated noise=0.625896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00179881 Jy ! Component: 100 - total flux cleaned = -0.00205984 Jy ! Component: 150 - total flux cleaned = -0.00222035 Jy ! Component: 200 - total flux cleaned = -0.002349 Jy ! Total flux subtracted in 200 components = -0.002349 Jy ! Clean residual min=-0.002957 max=0.002051 Jy/beam ! Clean residual mean=0.000001 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.25334 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 64 components and 0.25334 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=0.066420Jy sigma=0.452196 ! Fit after self-cal, rms=0.066419Jy sigma=0.452177 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 = -0.000176109 Jy ! Component: 100 - total flux cleaned = -0.000176986 Jy ! Component: 150 - total flux cleaned = -0.000176895 Jy ! Component: 200 - total flux cleaned = -0.000214971 Jy ! Total flux subtracted in 200 components = -0.000214971 Jy ! Clean residual min=-0.002810 max=0.002003 Jy/beam ! Clean residual mean=0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.253125 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.253125 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=0.066407Jy sigma=0.452072 ! Fit after self-cal, rms=0.066405Jy sigma=0.452066 ! 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=0.066405Jy sigma=0.452066 ! Fit after self-cal, rms=0.066603Jy sigma=0.451906 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.555 mas, bmaj=7.531 mas, bpa=-3.314 degrees ! Estimated noise=0.772916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00165016 Jy ! Component: 100 - total flux cleaned = -0.00227221 Jy ! Component: 150 - total flux cleaned = -0.00240986 Jy ! Component: 200 - total flux cleaned = -0.00251642 Jy ! Total flux subtracted in 200 components = -0.00251642 Jy ! Clean residual min=-0.003068 max=0.002025 Jy/beam ! Clean residual mean=0.000002 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.250609 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 68 components and 0.250609 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=0.066598Jy sigma=0.451812 ! Fit after self-cal, rms=0.066599Jy sigma=0.451800 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 = -0.00012036 Jy ! Component: 100 - total flux cleaned = -0.000161056 Jy ! Component: 150 - total flux cleaned = -0.000208017 Jy ! Component: 200 - total flux cleaned = -0.000239282 Jy ! Total flux subtracted in 200 components = -0.000239282 Jy ! Clean residual min=-0.002997 max=0.002000 Jy/beam ! Clean residual mean=0.000002 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.250369 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 69 components and 0.250369 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=0.066604Jy sigma=0.451820 ! Fit after self-cal, rms=0.066603Jy sigma=0.451818 ! 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=0.8749 mas, bmaj=2.495 mas, bpa=-1.035 degrees ! Estimated noise=0.62601 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8749 x 2.495 at -1.035 degrees (North through East) ! Clean map min=-0.003802 max=0.20783 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=0.6104 mas, bmaj=1.895 mas, bpa=-1.358 degrees ! Estimated noise=1.54432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.165894 Jy ! Component: 100 - total flux cleaned = 0.203764 Jy ! Component: 150 - total flux cleaned = 0.218644 Jy ! Component: 200 - total flux cleaned = 0.227294 Jy ! Total flux subtracted in 200 components = 0.227294 Jy ! Clean residual min=-0.004400 max=0.005381 Jy/beam ! Clean residual mean=0.000008 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 0.227294 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.227294 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8749 mas, bmaj=2.495 mas, bpa=-1.035 degrees ! Estimated noise=0.62601 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.4, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105564 Jy ! Component: 100 - total flux cleaned = 0.0163737 Jy ! Component: 150 - total flux cleaned = 0.0198773 Jy ! Component: 200 - total flux cleaned = 0.0220594 Jy ! Total flux subtracted in 200 components = 0.0220594 Jy ! Clean residual min=-0.002684 max=0.002187 Jy/beam ! Clean residual mean=0.000003 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.249354 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 47 components and 0.249354 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=2.555 mas, bmaj=7.531 mas, bpa=-3.314 degrees ! Estimated noise=0.772916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154193 Jy ! Component: 100 - total flux cleaned = 0.00157146 Jy ! Component: 150 - total flux cleaned = 0.00149814 Jy ! Component: 200 - total flux cleaned = 0.00143505 Jy ! Total flux subtracted in 200 components = 0.00143505 Jy ! Clean residual min=-0.003321 max=0.002209 Jy/beam ! Clean residual mean=0.000003 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.250789 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 = -5.58407e-05 Jy ! Component: 100 - total flux cleaned = -0.000106177 Jy ! Component: 150 - total flux cleaned = -0.000129552 Jy ! Component: 200 - total flux cleaned = -0.000171693 Jy ! Total flux subtracted in 200 components = -0.000171693 Jy ! Clean residual min=-0.003168 max=0.002155 Jy/beam ! Clean residual mean=0.000003 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.250617 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 78 components and 0.250617 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8749 mas, bmaj=2.495 mas, bpa=-1.035 degrees ! Estimated noise=0.62601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000256269 Jy ! Component: 100 - total flux cleaned = 0.000414746 Jy ! Component: 150 - total flux cleaned = 0.000383815 Jy ! Component: 200 - total flux cleaned = 0.00041199 Jy ! Total flux subtracted in 200 components = 0.00041199 Jy ! Clean residual min=-0.002431 max=0.001842 Jy/beam ! Clean residual mean=0.000001 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.251029 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 0.251029 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=0.066553Jy sigma=0.451535 ! Fit after self-cal, rms=0.066535Jy sigma=0.451470 wmodel J0256-3315_X_map.mod ! Writing 98 model components to file: J0256-3315_X_map.mod wobs J0256-3315_X_uvs.fits ! Writing UV FITS file: J0256-3315_X_uvs.fits wwins J0256-3315_X_map.win ! wwins: Wrote 4 windows to J0256-3315_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 = -0.00084584 Jy ! Component: 100 - total flux cleaned = -0.00126703 Jy ! Component: 150 - total flux cleaned = -0.00156297 Jy ! Component: 200 - total flux cleaned = -0.00169917 Jy ! Component: 250 - total flux cleaned = -0.00172503 Jy ! Component: 300 - total flux cleaned = -0.00174948 Jy ! Component: 350 - total flux cleaned = -0.00163404 Jy ! Component: 400 - total flux cleaned = -0.00150162 Jy ! Component: 450 - total flux cleaned = -0.00133164 Jy ! Component: 500 - total flux cleaned = -0.0011459 Jy ! Component: 550 - total flux cleaned = -0.000946219 Jy ! Component: 600 - total flux cleaned = -0.00075202 Jy ! Component: 650 - total flux cleaned = -0.000581874 Jy ! Component: 700 - total flux cleaned = -0.000415697 Jy ! Component: 750 - total flux cleaned = -0.000253399 Jy ! Component: 800 - total flux cleaned = -7.75194e-05 Jy ! Component: 850 - total flux cleaned = 2.55807e-05 Jy ! Component: 900 - total flux cleaned = 0.000143216 Jy ! Component: 950 - total flux cleaned = 0.000242007 Jy ! Component: 1000 - total flux cleaned = 0.000289867 Jy ! Component: 1050 - total flux cleaned = 0.000431657 Jy ! Component: 1100 - total flux cleaned = 0.000493106 Jy ! Component: 1150 - total flux cleaned = 0.000584284 Jy ! Component: 1200 - total flux cleaned = 0.000747636 Jy ! Component: 1250 - total flux cleaned = 0.000820387 Jy ! Component: 1300 - total flux cleaned = 0.000920412 Jy ! Component: 1350 - total flux cleaned = 0.00101863 Jy ! Component: 1400 - total flux cleaned = 0.00110147 Jy ! Component: 1450 - total flux cleaned = 0.00116932 Jy ! Component: 1500 - total flux cleaned = 0.00128987 Jy ! Component: 1550 - total flux cleaned = 0.00138219 Jy ! Component: 1600 - total flux cleaned = 0.00151172 Jy ! Component: 1650 - total flux cleaned = 0.00157578 Jy ! Component: 1700 - total flux cleaned = 0.00165131 Jy ! Component: 1750 - total flux cleaned = 0.00170095 Jy ! Component: 1800 - total flux cleaned = 0.00172558 Jy ! Component: 1850 - total flux cleaned = 0.00179793 Jy ! Component: 1900 - total flux cleaned = 0.00184547 Jy ! Component: 1950 - total flux cleaned = 0.00188077 Jy ! Component: 2000 - total flux cleaned = 0.00196172 Jy ! Component: 2050 - total flux cleaned = 0.00198447 Jy ! Component: 2100 - total flux cleaned = 0.00200704 Jy ! Component: 2150 - total flux cleaned = 0.00206283 Jy ! Component: 2200 - total flux cleaned = 0.00207367 Jy ! Component: 2250 - total flux cleaned = 0.00210645 Jy ! Component: 2300 - total flux cleaned = 0.00212819 Jy ! Component: 2350 - total flux cleaned = 0.00219195 Jy ! Component: 2400 - total flux cleaned = 0.00221315 Jy ! Component: 2450 - total flux cleaned = 0.00222348 Jy ! Component: 2500 - total flux cleaned = 0.00228507 Jy ! Component: 2550 - total flux cleaned = 0.00227483 Jy ! Component: 2600 - total flux cleaned = 0.00232488 Jy ! Component: 2650 - total flux cleaned = 0.00232477 Jy ! Component: 2700 - total flux cleaned = 0.00230511 Jy ! Component: 2750 - total flux cleaned = 0.00232463 Jy ! Component: 2800 - total flux cleaned = 0.00236319 Jy ! Component: 2850 - total flux cleaned = 0.00239175 Jy ! Component: 2900 - total flux cleaned = 0.00238236 Jy ! Component: 2950 - total flux cleaned = 0.00241979 Jy ! Component: 3000 - total flux cleaned = 0.00242896 Jy ! Component: 3050 - total flux cleaned = 0.00242894 Jy ! Component: 3100 - total flux cleaned = 0.0024563 Jy ! Component: 3150 - total flux cleaned = 0.00245626 Jy ! Component: 3200 - total flux cleaned = 0.00249214 Jy ! Component: 3250 - total flux cleaned = 0.00247431 Jy ! Component: 3300 - total flux cleaned = 0.002492 Jy ! Component: 3350 - total flux cleaned = 0.00250075 Jy ! Component: 3400 - total flux cleaned = 0.0025267 Jy ! Component: 3450 - total flux cleaned = 0.0025009 Jy ! Component: 3500 - total flux cleaned = 0.00250085 Jy ! Component: 3550 - total flux cleaned = 0.00248399 Jy ! Component: 3600 - total flux cleaned = 0.00249251 Jy ! Component: 3650 - total flux cleaned = 0.00252587 Jy ! Component: 3700 - total flux cleaned = 0.0025424 Jy ! Component: 3750 - total flux cleaned = 0.00258339 Jy ! Component: 3800 - total flux cleaned = 0.00256711 Jy ! Component: 3850 - total flux cleaned = 0.00258326 Jy ! Component: 3900 - total flux cleaned = 0.00256725 Jy ! Component: 3950 - total flux cleaned = 0.00259921 Jy ! Component: 4000 - total flux cleaned = 0.00260717 Jy ! Component: 4050 - total flux cleaned = 0.00264647 Jy ! Total flux subtracted in 4096 components = 0.00266209 Jy ! Clean residual min=-0.000489 max=0.000474 Jy/beam ! Clean residual mean=0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.253691 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 370 components and 0.253691 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0256-3315_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8749 x 2.495 at -1.035 degrees (North through East) ! Clean map min=-0.0011475 max=0.20953 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0256-3315_X_map.fits wmodel /image_prod/ug002_uva//J0256-3315_X_map.mod ! Writing 370 model components to file: /image_prod/ug002_uva//J0256-3315_X_map.mod wobs /image_prod/ug002_uva//J0256-3315_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0256-3315_X_uvs.fits wwins /image_prod/ug002_uva//J0256-3315_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0256-3315_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.20953 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131496 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.188273 0.188273 0.376547 0.753094 1.50619 3.01237 6.02475 12.0495 24.099 48.198 96.396 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.209 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1593.43 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0256-3315_X_dfm.log closed on Wed Mar 4 19:43:12 2020