! Started logfile: /image_prod/ug002_uva//J0109-3854_X_b_dfm.log on Wed Mar 4 18:52:44 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//J0109-3854_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0109-3854_X_b_uva.fits ! AN table 1: 100 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.8 visibilities/baseline/integration-bin. ! Found source: J0109-3854 ! ! 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 9600 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 J0109-3854_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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001845Jy sigma=8.936993 ! Fit after self-cal, rms=0.963804Jy sigma=8.588231 ! 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=2.558 mas, bmaj=17.31 mas, bpa=13.05 degrees ! Estimated noise=1.27399 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0301421 Jy ! Component: 100 - total flux cleaned = 0.0388375 Jy ! Total flux subtracted in 100 components = 0.0388375 Jy ! Clean residual min=-0.004265 max=0.004421 Jy/beam ! Clean residual mean=0.000004 rms=0.001895 Jy/beam ! Combined flux in latest and established models = 0.0388375 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0388375 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=0.048029Jy sigma=0.405492 ! Fit after self-cal, rms=0.046773Jy sigma=0.394510 ! 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=2.84 mas, bmaj=16.9 mas, bpa=12.21 degrees ! Estimated noise=0.821679 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 = 0.00463647 Jy ! Component: 100 - total flux cleaned = 0.00553065 Jy ! Component: 150 - total flux cleaned = 0.00577419 Jy ! Component: 200 - total flux cleaned = 0.00589571 Jy ! Total flux subtracted in 200 components = 0.00589571 Jy ! Clean residual min=-0.001741 max=0.001755 Jy/beam ! Clean residual mean=0.000001 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 0.0447332 Jy ! Performing phase self-cal ! Adding 103 model components to the UV plane model. ! The established model now contains 121 components and 0.0447332 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=0.045817Jy sigma=0.383834 ! Fit after self-cal, rms=0.045714Jy sigma=0.382794 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.84 x 16.9 at 12.21 degrees (North through East) ! Clean map min=-0.0036563 max=0.039345 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.02 KP 0.97 LA 1.04 ! OV 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 KP 0.92 LA 1.10 ! OV 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 KP 0.92 LA 1.08 ! OV 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.10 KP 0.88 LA 1.17 ! OV 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.10 KP 0.87 LA 1.07 ! OV 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 KP 0.99 LA 1.05 ! OV 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.14 KP 0.92 LA 1.01 ! OV 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 KP 0.93 LA 0.97 ! OV 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 KP 0.89 LA 1.03 ! OV 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 KP 0.91 LA 1.08 ! OV 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 KP 0.95 LA 0.95 ! OV 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 KP 0.90 LA 0.96 ! OV 0.88 ! ! ! Fit before self-cal, rms=0.045714Jy sigma=0.382794 ! Fit after self-cal, rms=0.044287Jy sigma=0.380086 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.854 mas, bmaj=17.05 mas, bpa=12.07 degrees ! Estimated noise=0.782292 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 = -0.000675329 Jy ! Component: 100 - total flux cleaned = -0.000634164 Jy ! Component: 150 - total flux cleaned = -0.000260954 Jy ! Component: 200 - total flux cleaned = 9.02056e-05 Jy ! Total flux subtracted in 200 components = 9.02056e-05 Jy ! Clean residual min=-0.000675 max=0.000678 Jy/beam ! Clean residual mean=-0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0448234 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 176 components and 0.0448234 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=0.044078Jy sigma=0.377873 ! Fit after self-cal, rms=0.044116Jy sigma=0.377116 ! 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=0.044116Jy sigma=0.377116 ! Fit after self-cal, rms=0.043927Jy sigma=0.377051 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.859 mas, bmaj=17.03 mas, bpa=12.05 degrees ! Estimated noise=0.774989 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000793108 Jy ! Component: 100 - total flux cleaned = 0.00110272 Jy ! Component: 150 - total flux cleaned = 0.00127993 Jy ! Component: 200 - total flux cleaned = 0.00129692 Jy ! Total flux subtracted in 200 components = 0.00129692 Jy ! Clean residual min=-0.000357 max=0.000360 Jy/beam ! Clean residual mean=-0.000001 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0461203 Jy selfcal ! Performing phase self-cal ! Adding 87 model components to the UV plane model. ! The established model now contains 257 components and 0.0461203 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=0.043865Jy sigma=0.376538 ! Fit after self-cal, rms=0.043844Jy sigma=0.376374 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 = 0.000508188 Jy ! Component: 100 - total flux cleaned = 0.000723588 Jy ! Component: 150 - total flux cleaned = 0.000596079 Jy ! Component: 200 - total flux cleaned = 0.000538309 Jy ! Total flux subtracted in 200 components = 0.000538309 Jy ! Clean residual min=-0.000286 max=0.000285 Jy/beam ! Clean residual mean=-0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0466586 Jy ! Performing phase self-cal ! Adding 81 model components to the UV plane model. ! The established model now contains 327 components and 0.0466586 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=0.043812Jy sigma=0.376148 ! Fit after self-cal, rms=0.043788Jy sigma=0.376028 ! Inverting map ! Added new window around map position (31.4, -47). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000301714 Jy ! Component: 100 - total flux cleaned = 0.000429634 Jy ! Component: 150 - total flux cleaned = 0.000500817 Jy ! Component: 200 - total flux cleaned = 0.000617762 Jy ! Total flux subtracted in 200 components = 0.000617762 Jy ! Clean residual min=-0.000493 max=0.000490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0472764 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 355 components and 0.0472764 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=0.043776Jy sigma=0.375957 ! Fit after self-cal, rms=0.043776Jy sigma=0.375916 ! 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=0.043776Jy sigma=0.375916 ! Fit after self-cal, rms=0.044222Jy sigma=0.375454 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.868 mas, bmaj=17.02 mas, bpa=11.98 degrees ! Estimated noise=0.774463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000163116 Jy ! Component: 100 - total flux cleaned = 0.000255875 Jy ! Component: 150 - total flux cleaned = 0.000299562 Jy ! Component: 200 - total flux cleaned = 0.000307569 Jy ! Total flux subtracted in 200 components = 0.000307569 Jy ! Clean residual min=-0.000428 max=0.000471 Jy/beam ! Clean residual mean=-0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.047584 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 391 components and 0.047584 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=0.044212Jy sigma=0.375390 ! Fit after self-cal, rms=0.044250Jy sigma=0.375234 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 = 3.71798e-05 Jy ! Component: 100 - total flux cleaned = 0.000109932 Jy ! Component: 150 - total flux cleaned = 0.000215004 Jy ! Component: 200 - total flux cleaned = 0.000392705 Jy ! Total flux subtracted in 200 components = 0.000392705 Jy ! Clean residual min=-0.000448 max=0.000497 Jy/beam ! Clean residual mean=-0.000001 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0479767 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 410 components and 0.0479767 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=0.044243Jy sigma=0.375196 ! Fit after self-cal, rms=0.044243Jy sigma=0.375168 ! 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=0.044243Jy sigma=0.375168 ! Fit after self-cal, rms=0.044591Jy sigma=0.375116 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.066 mas, bmaj=17.14 mas, bpa=11.47 degrees ! Estimated noise=0.770773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153494 Jy ! Component: 100 - total flux cleaned = 0.000215218 Jy ! Component: 150 - total flux cleaned = 0.000230462 Jy ! Component: 200 - total flux cleaned = 0.000316729 Jy ! Total flux subtracted in 200 components = 0.000316729 Jy ! Clean residual min=-0.000424 max=0.000495 Jy/beam ! Clean residual mean=-0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0482934 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 438 components and 0.0482934 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=0.044585Jy sigma=0.375077 ! Fit after self-cal, rms=0.044614Jy sigma=0.374963 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 = 0.000139758 Jy ! Component: 100 - total flux cleaned = 0.00019232 Jy ! Component: 150 - total flux cleaned = 0.0003015 Jy ! Component: 200 - total flux cleaned = 0.000421397 Jy ! Total flux subtracted in 200 components = 0.000421397 Jy ! Clean residual min=-0.000477 max=0.000535 Jy/beam ! Clean residual mean=-0.000001 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.0487148 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 460 components and 0.0487148 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=0.044609Jy sigma=0.374937 ! Fit after self-cal, rms=0.044611Jy sigma=0.374914 ! 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=2.875 mas, bmaj=17.03 mas, bpa=11.92 degrees ! Estimated noise=0.774008 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.875 x 17.03 at 11.92 degrees (North through East) ! Clean map min=-0.0031499 max=0.037646 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=2.586 mas, bmaj=17.29 mas, bpa=12.73 degrees ! Estimated noise=1.20453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0224315 Jy ! Component: 100 - total flux cleaned = 0.0273117 Jy ! Component: 150 - total flux cleaned = 0.0282456 Jy ! Component: 200 - total flux cleaned = 0.0299743 Jy ! Total flux subtracted in 200 components = 0.0299743 Jy ! Clean residual min=-0.011860 max=0.018119 Jy/beam ! Clean residual mean=0.000020 rms=0.003713 Jy/beam ! Combined flux in latest and established models = 0.0299743 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0299743 Jy ! Inverting map and beam ! Estimated beam: bmin=2.875 mas, bmaj=17.03 mas, bpa=11.92 degrees ! Estimated noise=0.774008 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, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010298 Jy ! Component: 100 - total flux cleaned = 0.0125364 Jy ! Component: 150 - total flux cleaned = 0.0135916 Jy ! Component: 200 - total flux cleaned = 0.0144857 Jy ! Total flux subtracted in 200 components = 0.0144857 Jy ! Clean residual min=-0.004572 max=0.005939 Jy/beam ! Clean residual mean=-0.000007 rms=0.001692 Jy/beam ! Combined flux in latest and established models = 0.0444601 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 75 components and 0.0444601 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=3.066 mas, bmaj=17.14 mas, bpa=11.47 degrees ! Estimated noise=0.770773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00123587 Jy ! Component: 100 - total flux cleaned = -0.00248062 Jy ! Component: 150 - total flux cleaned = -0.00345878 Jy ! Component: 200 - total flux cleaned = -0.00447125 Jy ! Total flux subtracted in 200 components = -0.00447125 Jy ! Clean residual min=-0.003299 max=0.004143 Jy/beam ! Clean residual mean=-0.000008 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.0399888 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000912087 Jy ! Component: 100 - total flux cleaned = -0.00163313 Jy ! Component: 150 - total flux cleaned = -0.00182128 Jy ! Component: 200 - total flux cleaned = -0.00199687 Jy ! Total flux subtracted in 200 components = -0.00199687 Jy ! Clean residual min=-0.003015 max=0.003640 Jy/beam ! Clean residual mean=-0.000008 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.0379919 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 141 components and 0.0379919 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.875 mas, bmaj=17.03 mas, bpa=11.92 degrees ! Estimated noise=0.774008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000271972 Jy ! Component: 100 - total flux cleaned = 0.000268431 Jy ! Component: 150 - total flux cleaned = 0.000194638 Jy ! Component: 200 - total flux cleaned = 0.000194935 Jy ! Total flux subtracted in 200 components = 0.000194935 Jy ! Clean residual min=-0.002745 max=0.002626 Jy/beam ! Clean residual mean=-0.000006 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.0381869 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 170 components and 0.0381869 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=0.045120Jy sigma=0.380361 ! Fit after self-cal, rms=0.044821Jy sigma=0.376442 wmodel J0109-3854_X_b_map.mod ! Writing 170 model components to file: J0109-3854_X_b_map.mod wobs J0109-3854_X_b_uvs.fits ! Writing UV FITS file: J0109-3854_X_b_uvs.fits wwins J0109-3854_X_b_map.win ! wwins: Wrote 2 windows to J0109-3854_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 = -0.000147662 Jy ! Component: 100 - total flux cleaned = -0.000354375 Jy ! Component: 150 - total flux cleaned = -0.000485282 Jy ! Component: 200 - total flux cleaned = -0.000501931 Jy ! Component: 250 - total flux cleaned = -0.000531205 Jy ! Component: 300 - total flux cleaned = -0.000586954 Jy ! Component: 350 - total flux cleaned = -0.000691589 Jy ! Component: 400 - total flux cleaned = -0.000803371 Jy ! Component: 450 - total flux cleaned = -0.000851049 Jy ! Component: 500 - total flux cleaned = -0.000918776 Jy ! Component: 550 - total flux cleaned = -0.000983638 Jy ! Component: 600 - total flux cleaned = -0.00107614 Jy ! Component: 650 - total flux cleaned = -0.00111545 Jy ! Component: 700 - total flux cleaned = -0.00118167 Jy ! Component: 750 - total flux cleaned = -0.00127332 Jy ! Component: 800 - total flux cleaned = -0.00133513 Jy ! Component: 850 - total flux cleaned = -0.00140366 Jy ! Component: 900 - total flux cleaned = -0.001462 Jy ! Component: 950 - total flux cleaned = -0.00148637 Jy ! Component: 1000 - total flux cleaned = -0.00151035 Jy ! Component: 1050 - total flux cleaned = -0.00152601 Jy ! Component: 1100 - total flux cleaned = -0.00151823 Jy ! Component: 1150 - total flux cleaned = -0.00151059 Jy ! Component: 1200 - total flux cleaned = -0.00148795 Jy ! Component: 1250 - total flux cleaned = -0.00145788 Jy ! Component: 1300 - total flux cleaned = -0.00141312 Jy ! Component: 1350 - total flux cleaned = -0.0013759 Jy ! Component: 1400 - total flux cleaned = -0.00130176 Jy ! Component: 1450 - total flux cleaned = -0.0012425 Jy ! Component: 1500 - total flux cleaned = -0.00118338 Jy ! Component: 1550 - total flux cleaned = -0.00110946 Jy ! Component: 1600 - total flux cleaned = -0.0010503 Jy ! Component: 1650 - total flux cleaned = -0.000990951 Jy ! Component: 1700 - total flux cleaned = -0.000946214 Jy ! Component: 1750 - total flux cleaned = -0.000893768 Jy ! Component: 1800 - total flux cleaned = -0.000878637 Jy ! Component: 1850 - total flux cleaned = -0.000871118 Jy ! Component: 1900 - total flux cleaned = -0.000855723 Jy ! Component: 1950 - total flux cleaned = -0.000840108 Jy ! Component: 2000 - total flux cleaned = -0.000808258 Jy ! Component: 2050 - total flux cleaned = -0.000816402 Jy ! Component: 2100 - total flux cleaned = -0.000783619 Jy ! Component: 2150 - total flux cleaned = -0.000766979 Jy ! Component: 2200 - total flux cleaned = -0.000758519 Jy ! Component: 2250 - total flux cleaned = -0.000749957 Jy ! Component: 2300 - total flux cleaned = -0.000732386 Jy ! Component: 2350 - total flux cleaned = -0.000714387 Jy ! Component: 2400 - total flux cleaned = -0.000723666 Jy ! Component: 2450 - total flux cleaned = -0.000704943 Jy ! Component: 2500 - total flux cleaned = -0.00069539 Jy ! Component: 2550 - total flux cleaned = -0.000685739 Jy ! Component: 2600 - total flux cleaned = -0.000675883 Jy ! Component: 2650 - total flux cleaned = -0.000665731 Jy ! Component: 2700 - total flux cleaned = -0.000644849 Jy ! Component: 2750 - total flux cleaned = -0.00063406 Jy ! Component: 2800 - total flux cleaned = -0.000623007 Jy ! Component: 2850 - total flux cleaned = -0.00061187 Jy ! Component: 2900 - total flux cleaned = -0.000600388 Jy ! Component: 2950 - total flux cleaned = -0.000588368 Jy ! Component: 3000 - total flux cleaned = -0.000576273 Jy ! Component: 3050 - total flux cleaned = -0.000563629 Jy ! Component: 3100 - total flux cleaned = -0.000563825 Jy ! Component: 3150 - total flux cleaned = -0.000550549 Jy ! Component: 3200 - total flux cleaned = -0.000550698 Jy ! Component: 3250 - total flux cleaned = -0.00052349 Jy ! Component: 3300 - total flux cleaned = -0.000523491 Jy ! Component: 3350 - total flux cleaned = -0.000509165 Jy ! Component: 3400 - total flux cleaned = -0.000479353 Jy ! Component: 3450 - total flux cleaned = -0.00047922 Jy ! Component: 3500 - total flux cleaned = -0.000463507 Jy ! Component: 3550 - total flux cleaned = -0.000463368 Jy ! Component: 3600 - total flux cleaned = -0.000447149 Jy ! Component: 3650 - total flux cleaned = -0.000430315 Jy ! Component: 3700 - total flux cleaned = -0.0004127 Jy ! Component: 3750 - total flux cleaned = -0.000394983 Jy ! Component: 3800 - total flux cleaned = -0.000394537 Jy ! Component: 3850 - total flux cleaned = -0.000375768 Jy ! Component: 3900 - total flux cleaned = -0.00035629 Jy ! Component: 3950 - total flux cleaned = -0.000356148 Jy ! Component: 4000 - total flux cleaned = -0.000335926 Jy ! Component: 4050 - total flux cleaned = -0.000315061 Jy ! Total flux subtracted in 4096 components = -0.000315097 Jy ! Clean residual min=-0.001120 max=0.001175 Jy/beam ! Clean residual mean=-0.000000 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0378718 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 484 components and 0.0378718 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0109-3854_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.875 x 17.03 at 11.92 degrees (North through East) ! Clean map min=-0.0032668 max=0.02565 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0109-3854_X_b_map.fits wmodel /image_prod/ug002_uva//J0109-3854_X_b_map.mod ! Writing 484 model components to file: /image_prod/ug002_uva//J0109-3854_X_b_map.mod wobs /image_prod/ug002_uva//J0109-3854_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0109-3854_X_b_uvs.fits wwins /image_prod/ug002_uva//J0109-3854_X_b_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0109-3854_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0256501 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000421646 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -4.93153 4.93153 9.86305 19.7261 39.4522 78.9044 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 60.833 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0109-3854_X_b_dfm.log closed on Wed Mar 4 18:52:49 2020