! Started logfile: /image_prod/ug002_uva//J2302-3718_X_dfm.log on Thu Mar 5 06:03:44 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//J2302-3718_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2302-3718_X_uva.fits ! AN table 1: 76 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.856516 visibilities/baseline/integration-bin. ! Found source: J2302-3718 ! ! 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 16404 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 J2302-3718_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003662Jy sigma=7.300159 ! Fit after self-cal, rms=0.954132Jy sigma=6.931359 ! 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=2.097 mas, bmaj=7.317 mas, bpa=1.37 degrees ! Estimated noise=2.26321 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 = 0.0360871 Jy ! Component: 100 - total flux cleaned = 0.0497419 Jy ! Total flux subtracted in 100 components = 0.0497419 Jy ! Clean residual min=-0.009049 max=0.010044 Jy/beam ! Clean residual mean=-0.000239 rms=0.003571 Jy/beam ! Combined flux in latest and established models = 0.0497419 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 48 components and 0.0497419 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=0.073378Jy sigma=0.519035 ! Fit after self-cal, rms=0.072068Jy sigma=0.509444 ! 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=2.348 mas, bmaj=8.206 mas, bpa=3.013 degrees ! Estimated noise=0.76843 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 = 0.0135912 Jy ! Component: 100 - total flux cleaned = 0.0226806 Jy ! Component: 150 - total flux cleaned = 0.0291528 Jy ! Component: 200 - total flux cleaned = 0.0339078 Jy ! Total flux subtracted in 200 components = 0.0339078 Jy ! Clean residual min=-0.010798 max=0.010119 Jy/beam ! Clean residual mean=-0.000291 rms=0.003694 Jy/beam ! Combined flux in latest and established models = 0.0836497 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 98 components and 0.0836497 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=0.068964Jy sigma=0.485926 ! Fit after self-cal, rms=0.068613Jy sigma=0.483709 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.348 x 8.206 at 3.013 degrees (North through East) ! Clean map min=-0.011402 max=0.045092 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 1.27 KP 1.87 LA 0.60 ! NL 1.45 OV 1.62 PT 0.70 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.21 KP 1.97 LA 0.61 ! NL 1.40 OV 1.48 PT 0.68 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.25 KP 1.90 LA 0.63 ! NL 1.29 OV 1.52 PT 0.69 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.30 KP 1.95 LA 0.63 ! NL 1.24 OV 1.62 PT 0.67 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.34 KP 1.93 LA 0.64 ! NL 1.37 OV 1.54 PT 0.65 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.15 KP 2.04 LA 0.61 ! NL 1.27 OV 1.47 PT 0.72 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.18 KP 1.91 LA 0.61 ! NL 1.16 OV 1.45 PT 0.75 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.16 KP 1.75 LA 0.65 ! NL 1.16 OV 1.44 PT 0.68 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.12 KP 1.75 LA 0.64 ! NL 1.11 OV 1.41 PT 0.74 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.30 KP 1.67 LA 0.63 ! NL 1.08 OV 1.40 PT 0.66 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.15 KP 1.67 LA 0.68 ! NL 1.08 OV 1.25 PT 0.71 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 KP 1.77 LA 0.67 ! NL 1.10 OV 1.42 PT 0.70 ! ! ! Fit before self-cal, rms=0.068613Jy sigma=0.483709 ! Fit after self-cal, rms=0.085914Jy sigma=0.438778 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.553 mas, bmaj=8.887 mas, bpa=3.754 degrees ! Estimated noise=0.829917 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 = 0.000473883 Jy ! Component: 100 - total flux cleaned = 0.000709131 Jy ! Component: 150 - total flux cleaned = 0.000910036 Jy ! Component: 200 - total flux cleaned = 0.00108887 Jy ! Total flux subtracted in 200 components = 0.00108887 Jy ! Clean residual min=-0.006104 max=0.007985 Jy/beam ! Clean residual mean=-0.000055 rms=0.002123 Jy/beam ! Combined flux in latest and established models = 0.0847385 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 0.0847385 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=0.085802Jy sigma=0.438352 ! Fit after self-cal, rms=0.088725Jy sigma=0.431012 ! 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=0.088725Jy sigma=0.431012 ! Fit after self-cal, rms=0.099969Jy sigma=0.424560 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.55 mas, bmaj=8.763 mas, bpa=3.055 degrees ! Estimated noise=0.838688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171293 Jy ! Component: 100 - total flux cleaned = 0.00196981 Jy ! Component: 150 - total flux cleaned = 0.0021324 Jy ! Component: 200 - total flux cleaned = 0.00223393 Jy ! Total flux subtracted in 200 components = 0.00223393 Jy ! Clean residual min=-0.003870 max=0.005505 Jy/beam ! Clean residual mean=-0.000003 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 0.0869725 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 131 components and 0.0869724 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=0.099883Jy sigma=0.424439 ! Fit after self-cal, rms=0.100421Jy sigma=0.423486 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 = 0.000254048 Jy ! Component: 100 - total flux cleaned = 0.000493087 Jy ! Component: 150 - total flux cleaned = 0.000644319 Jy ! Component: 200 - total flux cleaned = 0.000716058 Jy ! Total flux subtracted in 200 components = 0.000716058 Jy ! Clean residual min=-0.003714 max=0.005422 Jy/beam ! Clean residual mean=0.000001 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 0.0876885 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 143 components and 0.0876885 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=0.100355Jy sigma=0.423474 ! Fit after self-cal, rms=0.100333Jy sigma=0.423345 ! 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=0.100333Jy sigma=0.423345 ! Fit after self-cal, rms=0.100970Jy sigma=0.422890 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.538 mas, bmaj=8.723 mas, bpa=2.997 degrees ! Estimated noise=0.834832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108731 Jy ! Component: 100 - total flux cleaned = 0.00139593 Jy ! Component: 150 - total flux cleaned = 0.00159701 Jy ! Component: 200 - total flux cleaned = 0.00175624 Jy ! Total flux subtracted in 200 components = 0.00175624 Jy ! Clean residual min=-0.003395 max=0.005296 Jy/beam ! Clean residual mean=-0.000003 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 0.0894447 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 155 components and 0.0894447 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=0.100890Jy sigma=0.422795 ! Fit after self-cal, rms=0.100946Jy sigma=0.422575 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 = 0.000428712 Jy ! Component: 100 - total flux cleaned = 0.000689456 Jy ! Component: 150 - total flux cleaned = 0.000832528 Jy ! Component: 200 - total flux cleaned = 0.000925069 Jy ! Total flux subtracted in 200 components = 0.000925069 Jy ! Clean residual min=-0.003256 max=0.005139 Jy/beam ! Clean residual mean=0.000004 rms=0.001220 Jy/beam ! Combined flux in latest and established models = 0.0903698 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 165 components and 0.0903698 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=0.100886Jy sigma=0.422564 ! Fit after self-cal, rms=0.100856Jy sigma=0.422464 ! 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=0.100856Jy sigma=0.422464 ! Fit after self-cal, rms=0.100055Jy sigma=0.422267 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.901 mas, bmaj=9.811 mas, bpa=3.561 degrees ! Estimated noise=0.821635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000924566 Jy ! Component: 100 - total flux cleaned = 0.00117378 Jy ! Component: 150 - total flux cleaned = 0.00140292 Jy ! Component: 200 - total flux cleaned = 0.00156171 Jy ! Total flux subtracted in 200 components = 0.00156171 Jy ! Clean residual min=-0.003325 max=0.005469 Jy/beam ! Clean residual mean=-0.000003 rms=0.001313 Jy/beam ! Combined flux in latest and established models = 0.0919315 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 173 components and 0.0919315 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=0.099988Jy sigma=0.422200 ! Fit after self-cal, rms=0.099929Jy sigma=0.422077 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 = 0.000400827 Jy ! Component: 100 - total flux cleaned = 0.000609309 Jy ! Component: 150 - total flux cleaned = 0.000773307 Jy ! Component: 200 - total flux cleaned = 0.000903711 Jy ! Total flux subtracted in 200 components = 0.000903711 Jy ! Clean residual min=-0.003258 max=0.005460 Jy/beam ! Clean residual mean=0.000004 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 0.0928353 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 174 components and 0.0928353 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=0.099877Jy sigma=0.422083 ! Fit after self-cal, rms=0.099822Jy sigma=0.421979 ! 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=2.525 mas, bmaj=8.68 mas, bpa=2.913 degrees ! Estimated noise=0.829538 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.525 x 8.68 at 2.913 degrees (North through East) ! Clean map min=-0.0031703 max=0.041682 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=2.252 mas, bmaj=7.659 mas, bpa=2.121 degrees ! Estimated noise=2.41948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0384394 Jy ! Component: 100 - total flux cleaned = 0.0537902 Jy ! Component: 150 - total flux cleaned = 0.0641395 Jy ! Component: 200 - total flux cleaned = 0.0713096 Jy ! Total flux subtracted in 200 components = 0.0713096 Jy ! Clean residual min=-0.005748 max=0.006168 Jy/beam ! Clean residual mean=-0.000096 rms=0.001802 Jy/beam ! Combined flux in latest and established models = 0.0713096 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 49 model components to the UV plane model. ! The established model now contains 49 components and 0.0713096 Jy ! Inverting map and beam ! Estimated beam: bmin=2.525 mas, bmaj=8.68 mas, bpa=2.913 degrees ! Estimated noise=0.829538 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 = 0.00688683 Jy ! Component: 100 - total flux cleaned = 0.0112446 Jy ! Component: 150 - total flux cleaned = 0.0141477 Jy ! Component: 200 - total flux cleaned = 0.0161077 Jy ! Total flux subtracted in 200 components = 0.0161077 Jy ! Clean residual min=-0.004169 max=0.005505 Jy/beam ! Clean residual mean=-0.000036 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 0.0874173 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 82 components and 0.0874172 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=2.901 mas, bmaj=9.811 mas, bpa=3.561 degrees ! Estimated noise=0.821635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108448 Jy ! Component: 100 - total flux cleaned = 0.00152205 Jy ! Component: 150 - total flux cleaned = 0.0019675 Jy ! Component: 200 - total flux cleaned = 0.00232281 Jy ! Total flux subtracted in 200 components = 0.00232281 Jy ! Clean residual min=-0.003829 max=0.005770 Jy/beam ! Clean residual mean=-0.000022 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 0.0897401 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 = 0.000362813 Jy ! Component: 100 - total flux cleaned = 0.000656132 Jy ! Component: 150 - total flux cleaned = 0.000954219 Jy ! Component: 200 - total flux cleaned = 0.00119517 Jy ! Total flux subtracted in 200 components = 0.00119517 Jy ! Clean residual min=-0.003613 max=0.005689 Jy/beam ! Clean residual mean=-0.000012 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.0909352 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.0909352 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.525 mas, bmaj=8.68 mas, bpa=2.913 degrees ! Estimated noise=0.829538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000154202 Jy ! Component: 100 - total flux cleaned = 0.000381615 Jy ! Component: 150 - total flux cleaned = 0.000559947 Jy ! Component: 200 - total flux cleaned = 0.000737886 Jy ! Total flux subtracted in 200 components = 0.000737886 Jy ! Clean residual min=-0.003443 max=0.005249 Jy/beam ! Clean residual mean=-0.000005 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 0.0916731 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 103 components and 0.0916731 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=0.099841Jy sigma=0.422313 ! Fit after self-cal, rms=0.099827Jy sigma=0.422084 wmodel J2302-3718_X_map.mod ! Writing 103 model components to file: J2302-3718_X_map.mod wobs J2302-3718_X_uvs.fits ! Writing UV FITS file: J2302-3718_X_uvs.fits wwins J2302-3718_X_map.win ! wwins: Wrote 1 windows to J2302-3718_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 = 0.00209386 Jy ! Component: 100 - total flux cleaned = 0.00377607 Jy ! Component: 150 - total flux cleaned = 0.00496917 Jy ! Component: 200 - total flux cleaned = 0.00594961 Jy ! Component: 250 - total flux cleaned = 0.0068029 Jy ! Component: 300 - total flux cleaned = 0.0074067 Jy ! Component: 350 - total flux cleaned = 0.00788653 Jy ! Component: 400 - total flux cleaned = 0.00829843 Jy ! Component: 450 - total flux cleaned = 0.00869167 Jy ! Component: 500 - total flux cleaned = 0.00903227 Jy ! Component: 550 - total flux cleaned = 0.00932254 Jy ! Component: 600 - total flux cleaned = 0.00960282 Jy ! Component: 650 - total flux cleaned = 0.00984087 Jy ! Component: 700 - total flux cleaned = 0.0100059 Jy ! Component: 750 - total flux cleaned = 0.0101671 Jy ! Component: 800 - total flux cleaned = 0.0103556 Jy ! Component: 850 - total flux cleaned = 0.0105093 Jy ! Component: 900 - total flux cleaned = 0.0106892 Jy ! Component: 950 - total flux cleaned = 0.0109233 Jy ! Component: 1000 - total flux cleaned = 0.0111233 Jy ! Component: 1050 - total flux cleaned = 0.0113479 Jy ! Component: 1100 - total flux cleaned = 0.0115956 Jy ! Component: 1150 - total flux cleaned = 0.0117843 Jy ! Component: 1200 - total flux cleaned = 0.0119691 Jy ! Component: 1250 - total flux cleaned = 0.0120984 Jy ! Component: 1300 - total flux cleaned = 0.0121747 Jy ! Component: 1350 - total flux cleaned = 0.0121996 Jy ! Component: 1400 - total flux cleaned = 0.0122241 Jy ! Component: 1450 - total flux cleaned = 0.0121997 Jy ! Component: 1500 - total flux cleaned = 0.0121517 Jy ! Component: 1550 - total flux cleaned = 0.0121753 Jy ! Component: 1600 - total flux cleaned = 0.0120824 Jy ! Component: 1650 - total flux cleaned = 0.0120598 Jy ! Component: 1700 - total flux cleaned = 0.0120371 Jy ! Component: 1750 - total flux cleaned = 0.0119702 Jy ! Component: 1800 - total flux cleaned = 0.0119481 Jy ! Component: 1850 - total flux cleaned = 0.0119263 Jy ! Component: 1900 - total flux cleaned = 0.0119265 Jy ! Component: 1950 - total flux cleaned = 0.0119054 Jy ! Component: 2000 - total flux cleaned = 0.0118634 Jy ! Component: 2050 - total flux cleaned = 0.0118217 Jy ! Component: 2100 - total flux cleaned = 0.0117399 Jy ! Component: 2150 - total flux cleaned = 0.0117399 Jy ! Component: 2200 - total flux cleaned = 0.0116995 Jy ! Component: 2250 - total flux cleaned = 0.0116399 Jy ! Component: 2300 - total flux cleaned = 0.0116202 Jy ! Component: 2350 - total flux cleaned = 0.0115813 Jy ! Component: 2400 - total flux cleaned = 0.0115621 Jy ! Component: 2450 - total flux cleaned = 0.0115239 Jy ! Component: 2500 - total flux cleaned = 0.0115051 Jy ! Component: 2550 - total flux cleaned = 0.0114677 Jy ! Component: 2600 - total flux cleaned = 0.0114121 Jy ! Component: 2650 - total flux cleaned = 0.0114121 Jy ! Component: 2700 - total flux cleaned = 0.0113758 Jy ! Component: 2750 - total flux cleaned = 0.0113398 Jy ! Component: 2800 - total flux cleaned = 0.0113041 Jy ! Component: 2850 - total flux cleaned = 0.0112861 Jy ! Component: 2900 - total flux cleaned = 0.0112334 Jy ! Component: 2950 - total flux cleaned = 0.0111986 Jy ! Component: 3000 - total flux cleaned = 0.0111814 Jy ! Component: 3050 - total flux cleaned = 0.0111642 Jy ! Component: 3100 - total flux cleaned = 0.011096 Jy ! Component: 3150 - total flux cleaned = 0.011079 Jy ! Component: 3200 - total flux cleaned = 0.0110287 Jy ! Component: 3250 - total flux cleaned = 0.0109786 Jy ! Component: 3300 - total flux cleaned = 0.0108961 Jy ! Component: 3350 - total flux cleaned = 0.0108962 Jy ! Component: 3400 - total flux cleaned = 0.0108147 Jy ! Component: 3450 - total flux cleaned = 0.0108146 Jy ! Component: 3500 - total flux cleaned = 0.0107664 Jy ! Component: 3550 - total flux cleaned = 0.0107184 Jy ! Component: 3600 - total flux cleaned = 0.0106867 Jy ! Component: 3650 - total flux cleaned = 0.0106552 Jy ! Component: 3700 - total flux cleaned = 0.0105925 Jy ! Component: 3750 - total flux cleaned = 0.0106081 Jy ! Component: 3800 - total flux cleaned = 0.0105462 Jy ! Component: 3850 - total flux cleaned = 0.0105615 Jy ! Component: 3900 - total flux cleaned = 0.0105462 Jy ! Component: 3950 - total flux cleaned = 0.0105005 Jy ! Component: 4000 - total flux cleaned = 0.0104854 Jy ! Component: 4050 - total flux cleaned = 0.0104854 Jy ! Total flux subtracted in 4096 components = 0.0104555 Jy ! Clean residual min=-0.000853 max=0.000780 Jy/beam ! Clean residual mean=-0.000008 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.102129 Jy keep ! Adding 563 model components to the UV plane model. ! The established model now contains 666 components and 0.102129 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2302-3718_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.525 x 8.68 at 2.913 degrees (North through East) ! Clean map min=-0.0029062 max=0.041892 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2302-3718_X_map.fits wmodel /image_prod/ug002_uva//J2302-3718_X_map.mod ! Writing 666 model components to file: /image_prod/ug002_uva//J2302-3718_X_map.mod wobs /image_prod/ug002_uva//J2302-3718_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2302-3718_X_uvs.fits wwins /image_prod/ug002_uva//J2302-3718_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J2302-3718_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0418923 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000330945 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.36997 2.36997 4.73995 9.4799 18.9598 37.9196 75.8392 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.041 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 126.583 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2302-3718_X_dfm.log closed on Thu Mar 5 06:03:48 2020