! Started logfile: /image_prod/ug002_uva//J0500+2651_X_dfm.log on Wed Mar 4 20:36:16 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//J0500+2651_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0500+2651_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.920988 visibilities/baseline/integration-bin. ! Found source: J0500+2651 ! ! 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 17904 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 J0500+2651_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 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001188Jy sigma=9.282803 ! Fit after self-cal, rms=0.942834Jy sigma=8.745756 ! 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=0.7768 mas, bmaj=1.765 mas, bpa=-5.168 degrees ! Estimated noise=1.05512 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 = 0.0455999 Jy ! Component: 100 - total flux cleaned = 0.0555866 Jy ! Total flux subtracted in 100 components = 0.0555866 Jy ! Clean residual min=-0.002598 max=0.003325 Jy/beam ! Clean residual mean=0.000001 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.0555866 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0555866 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=0.053977Jy sigma=0.477683 ! Fit after self-cal, rms=0.053233Jy sigma=0.471147 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=2.119 mas, bpa=-4.764 degrees ! Estimated noise=0.577268 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 = 0.00358683 Jy ! Component: 100 - total flux cleaned = 0.0053348 Jy ! Component: 150 - total flux cleaned = 0.00611537 Jy ! Component: 200 - total flux cleaned = 0.0062356 Jy ! Total flux subtracted in 200 components = 0.0062356 Jy ! Clean residual min=-0.002114 max=0.002582 Jy/beam ! Clean residual mean=0.000001 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.0618222 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0618222 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=0.053007Jy sigma=0.469037 ! Fit after self-cal, rms=0.053008Jy sigma=0.468995 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 2.119 at -4.764 degrees (North through East) ! Clean map min=-0.0020122 max=0.058259 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 KP 1.06 LA 1.04 ! MK 1.03 NL 1.15 OV 0.90 PT 0.89 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 KP 1.11 LA 0.98 ! MK 1.00 NL 1.19 OV 0.89 PT 0.89 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 KP 1.08 LA 0.97 ! MK 1.07 NL 1.19 OV 0.95 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 KP 1.05 LA 1.06 ! MK 1.00 NL 1.11 OV 0.91 PT 0.89 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 KP 1.05 LA 1.03 ! MK 0.96 NL 1.16 OV 0.90 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 KP 1.17 LA 1.00 ! MK 0.94 NL 1.24 OV 0.91 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 1.18 LA 1.01 ! MK 1.08 NL 1.21 OV 0.86 PT 0.93 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 1.12 LA 1.06 ! MK 1.02 NL 1.14 OV 0.94 PT 0.85 ! SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 KP 1.08 LA 1.03 ! MK 0.98 NL 1.27 OV 0.83 PT 0.91 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 KP 1.09 LA 1.02 ! MK 1.02 NL 1.21 OV 0.92 PT 0.86 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 KP 1.10 LA 1.01 ! MK 0.97 NL 1.15 OV 0.93 PT 0.89 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 KP 1.17 LA 1.06 ! MK 1.05 NL 1.11 OV 0.91 PT 0.86 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.053008Jy sigma=0.468995 ! Fit after self-cal, rms=0.051631Jy sigma=0.464233 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=2.116 mas, bpa=-3.936 degrees ! Estimated noise=0.575563 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 = -0.000642084 Jy ! Component: 100 - total flux cleaned = -0.000784315 Jy ! Component: 150 - total flux cleaned = -0.000805422 Jy ! Component: 200 - total flux cleaned = -0.000823493 Jy ! Total flux subtracted in 200 components = -0.000823493 Jy ! Clean residual min=-0.001532 max=0.001384 Jy/beam ! Clean residual mean=0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0609987 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.0609987 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=0.051621Jy sigma=0.464158 ! Fit after self-cal, rms=0.051670Jy sigma=0.463916 ! 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=0.051670Jy sigma=0.463916 ! Fit after self-cal, rms=0.052043Jy sigma=0.461642 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=2.114 mas, bpa=-3.798 degrees ! Estimated noise=0.574443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.29064e-05 Jy ! Component: 100 - total flux cleaned = -0.000105418 Jy ! Component: 150 - total flux cleaned = -0.000126476 Jy ! Component: 200 - total flux cleaned = -0.000140205 Jy ! Total flux subtracted in 200 components = -0.000140205 Jy ! Clean residual min=-0.001013 max=0.001096 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0608585 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.0608585 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=0.052041Jy sigma=0.461628 ! Fit after self-cal, rms=0.052084Jy sigma=0.461540 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.2, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000959003 Jy ! Component: 100 - total flux cleaned = 0.0010483 Jy ! Component: 150 - total flux cleaned = 0.00106891 Jy ! Component: 200 - total flux cleaned = 0.00108397 Jy ! Total flux subtracted in 200 components = 0.00108397 Jy ! Clean residual min=-0.000969 max=0.000992 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0619424 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 38 components and 0.0619424 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=0.052062Jy sigma=0.461337 ! Fit after self-cal, rms=0.052061Jy sigma=0.461320 ! 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=0.052061Jy sigma=0.461320 ! Fit after self-cal, rms=0.052107Jy sigma=0.461293 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=2.114 mas, bpa=-3.811 degrees ! Estimated noise=0.573607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000185638 Jy ! Component: 100 - total flux cleaned = 0.000199263 Jy ! Component: 150 - total flux cleaned = 0.000212093 Jy ! Component: 200 - total flux cleaned = 0.000235309 Jy ! Total flux subtracted in 200 components = 0.000235309 Jy ! Clean residual min=-0.000944 max=0.000970 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0621777 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 0.0621777 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=0.052100Jy sigma=0.461233 ! Fit after self-cal, rms=0.052105Jy sigma=0.461229 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 = 1.32538e-05 Jy ! Component: 100 - total flux cleaned = 2.39771e-05 Jy ! Component: 150 - total flux cleaned = 2.40484e-05 Jy ! Component: 200 - total flux cleaned = 1.48227e-05 Jy ! Total flux subtracted in 200 components = 1.48227e-05 Jy ! Clean residual min=-0.000927 max=0.000986 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0621926 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.0621926 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=0.052101Jy sigma=0.461196 ! Fit after self-cal, rms=0.052101Jy sigma=0.461196 ! 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=0.052101Jy sigma=0.461196 ! Fit after self-cal, rms=0.052132Jy sigma=0.461190 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.346 mas, bmaj=3.06 mas, bpa=7.75 degrees ! Estimated noise=0.672296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000176007 Jy ! Component: 100 - total flux cleaned = 0.000152581 Jy ! Component: 150 - total flux cleaned = 0.000122256 Jy ! Component: 200 - total flux cleaned = 9.6789e-05 Jy ! Total flux subtracted in 200 components = 9.6789e-05 Jy ! Clean residual min=-0.000993 max=0.000978 Jy/beam ! Clean residual mean=0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0622894 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 0.0622894 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=0.052131Jy sigma=0.461180 ! Fit after self-cal, rms=0.052131Jy sigma=0.461175 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 = 2.47422e-05 Jy ! Component: 100 - total flux cleaned = 9.66985e-06 Jy ! Component: 150 - total flux cleaned = 6.60853e-07 Jy ! Component: 200 - total flux cleaned = -3.34929e-06 Jy ! Total flux subtracted in 200 components = -3.34929e-06 Jy ! Clean residual min=-0.000987 max=0.000977 Jy/beam ! Clean residual mean=0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.062286 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 63 components and 0.062286 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=0.052131Jy sigma=0.461170 ! Fit after self-cal, rms=0.052131Jy sigma=0.461169 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=2.115 mas, bpa=-3.895 degrees ! Estimated noise=0.573711 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.017 x 2.115 at -3.895 degrees (North through East) ! Clean map min=-0.00080933 max=0.058271 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=0.7741 mas, bmaj=1.752 mas, bpa=-4.209 degrees ! Estimated noise=1.05965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0462123 Jy ! Component: 100 - total flux cleaned = 0.0563339 Jy ! Component: 150 - total flux cleaned = 0.0585832 Jy ! Component: 200 - total flux cleaned = 0.0592091 Jy ! Total flux subtracted in 200 components = 0.0592091 Jy ! Clean residual min=-0.002284 max=0.002031 Jy/beam ! Clean residual mean=0.000001 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.0592091 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0592091 Jy ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=2.115 mas, bpa=-3.895 degrees ! Estimated noise=0.573711 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 = 0.00106903 Jy ! Component: 100 - total flux cleaned = 0.00164033 Jy ! Component: 150 - total flux cleaned = 0.00196983 Jy ! Component: 200 - total flux cleaned = 0.0021691 Jy ! Total flux subtracted in 200 components = 0.0021691 Jy ! Clean residual min=-0.000873 max=0.000972 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0613782 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.0613782 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=2.346 mas, bmaj=3.06 mas, bpa=7.75 degrees ! Estimated noise=0.672296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000483747 Jy ! Component: 100 - total flux cleaned = 0.000751035 Jy ! Component: 150 - total flux cleaned = 0.000827873 Jy ! Component: 200 - total flux cleaned = 0.000835674 Jy ! Total flux subtracted in 200 components = 0.000835674 Jy ! Clean residual min=-0.000961 max=0.000969 Jy/beam ! Clean residual mean=0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0622139 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 = 1.30102e-05 Jy ! Component: 100 - total flux cleaned = 1.8682e-05 Jy ! Component: 150 - total flux cleaned = 2.41162e-05 Jy ! Component: 200 - total flux cleaned = 2.92248e-05 Jy ! Total flux subtracted in 200 components = 2.92248e-05 Jy ! Clean residual min=-0.000969 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0622431 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 51 components and 0.0622431 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=2.115 mas, bpa=-3.895 degrees ! Estimated noise=0.573711 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.56894e-05 Jy ! Component: 100 - total flux cleaned = -7.22505e-05 Jy ! Component: 150 - total flux cleaned = -4.73596e-05 Jy ! Component: 200 - total flux cleaned = -2.45629e-05 Jy ! Total flux subtracted in 200 components = -2.45629e-05 Jy ! Clean residual min=-0.000888 max=0.000997 Jy/beam ! Clean residual mean=0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0622186 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.0622186 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=0.052131Jy sigma=0.461179 ! Fit after self-cal, rms=0.052130Jy sigma=0.461168 wmodel J0500+2651_X_map.mod ! Writing 59 model components to file: J0500+2651_X_map.mod wobs J0500+2651_X_uvs.fits ! Writing UV FITS file: J0500+2651_X_uvs.fits wwins J0500+2651_X_map.win ! wwins: Wrote 2 windows to J0500+2651_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 = 0.00036075 Jy ! Component: 100 - total flux cleaned = 0.000378787 Jy ! Component: 150 - total flux cleaned = 0.00034829 Jy ! Component: 200 - total flux cleaned = 0.000318967 Jy ! Component: 250 - total flux cleaned = 0.000304644 Jy ! Component: 300 - total flux cleaned = 0.000276388 Jy ! Component: 350 - total flux cleaned = 0.000262729 Jy ! Component: 400 - total flux cleaned = 0.000262821 Jy ! Component: 450 - total flux cleaned = 0.000262824 Jy ! Component: 500 - total flux cleaned = 0.000210204 Jy ! Component: 550 - total flux cleaned = 0.000171501 Jy ! Component: 600 - total flux cleaned = 0.000171393 Jy ! Component: 650 - total flux cleaned = 0.00014632 Jy ! Component: 700 - total flux cleaned = 0.000109569 Jy ! Component: 750 - total flux cleaned = 0.000133904 Jy ! Component: 800 - total flux cleaned = 0.000133928 Jy ! Component: 850 - total flux cleaned = 0.000157422 Jy ! Component: 900 - total flux cleaned = 0.000122355 Jy ! Component: 950 - total flux cleaned = 0.000133972 Jy ! Component: 1000 - total flux cleaned = 0.000134099 Jy ! Component: 1050 - total flux cleaned = 0.00013424 Jy ! Component: 1100 - total flux cleaned = 0.000167415 Jy ! Component: 1150 - total flux cleaned = 0.000134706 Jy ! Component: 1200 - total flux cleaned = 0.00013487 Jy ! Component: 1250 - total flux cleaned = 0.000102965 Jy ! Component: 1300 - total flux cleaned = 0.000123933 Jy ! Component: 1350 - total flux cleaned = 0.000102928 Jy ! Component: 1400 - total flux cleaned = 7.21018e-05 Jy ! Component: 1450 - total flux cleaned = 2.14837e-05 Jy ! Component: 1500 - total flux cleaned = 6.18062e-05 Jy ! Component: 1550 - total flux cleaned = 2.19955e-05 Jy ! Component: 1600 - total flux cleaned = 2.45809e-06 Jy ! Component: 1650 - total flux cleaned = 2.6034e-06 Jy ! Component: 1700 - total flux cleaned = -1.65491e-05 Jy ! Component: 1750 - total flux cleaned = -3.56733e-05 Jy ! Component: 1800 - total flux cleaned = -7.34426e-05 Jy ! Component: 1850 - total flux cleaned = -0.000110846 Jy ! Component: 1900 - total flux cleaned = -0.000157363 Jy ! Component: 1950 - total flux cleaned = -0.000138955 Jy ! Component: 2000 - total flux cleaned = -0.000166339 Jy ! Component: 2050 - total flux cleaned = -0.000184334 Jy ! Component: 2100 - total flux cleaned = -0.000202269 Jy ! Component: 2150 - total flux cleaned = -0.000211123 Jy ! Component: 2200 - total flux cleaned = -0.000255106 Jy ! Component: 2250 - total flux cleaned = -0.000246388 Jy ! Component: 2300 - total flux cleaned = -0.000229053 Jy ! Component: 2350 - total flux cleaned = -0.000280869 Jy ! Component: 2400 - total flux cleaned = -0.000323643 Jy ! Component: 2450 - total flux cleaned = -0.000332146 Jy ! Component: 2500 - total flux cleaned = -0.000374339 Jy ! Component: 2550 - total flux cleaned = -0.000399403 Jy ! Component: 2600 - total flux cleaned = -0.000416051 Jy ! Component: 2650 - total flux cleaned = -0.000440738 Jy ! Component: 2700 - total flux cleaned = -0.000457212 Jy ! Component: 2750 - total flux cleaned = -0.000457121 Jy ! Component: 2800 - total flux cleaned = -0.000521628 Jy ! Component: 2850 - total flux cleaned = -0.00053757 Jy ! Component: 2900 - total flux cleaned = -0.000561545 Jy ! Component: 2950 - total flux cleaned = -0.000609021 Jy ! Component: 3000 - total flux cleaned = -0.000608959 Jy ! Component: 3050 - total flux cleaned = -0.000647898 Jy ! Component: 3100 - total flux cleaned = -0.000686565 Jy ! Component: 3150 - total flux cleaned = -0.000678902 Jy ! Component: 3200 - total flux cleaned = -0.000701831 Jy ! Component: 3250 - total flux cleaned = -0.00071705 Jy ! Component: 3300 - total flux cleaned = -0.000709526 Jy ! Component: 3350 - total flux cleaned = -0.000762015 Jy ! Component: 3400 - total flux cleaned = -0.000747209 Jy ! Component: 3450 - total flux cleaned = -0.00077683 Jy ! Component: 3500 - total flux cleaned = -0.000799008 Jy ! Component: 3550 - total flux cleaned = -0.000828185 Jy ! Component: 3600 - total flux cleaned = -0.000820955 Jy ! Component: 3650 - total flux cleaned = -0.000857083 Jy ! Component: 3700 - total flux cleaned = -0.000900137 Jy ! Component: 3750 - total flux cleaned = -0.000878754 Jy ! Component: 3800 - total flux cleaned = -0.000921377 Jy ! Component: 3850 - total flux cleaned = -0.000907201 Jy ! Component: 3900 - total flux cleaned = -0.00094234 Jy ! Component: 3950 - total flux cleaned = -0.000907384 Jy ! Component: 4000 - total flux cleaned = -0.000935109 Jy ! Component: 4050 - total flux cleaned = -0.000969616 Jy ! Total flux subtracted in 4096 components = -0.000976394 Jy ! Clean residual min=-0.000404 max=0.000421 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0612422 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 357 components and 0.0612422 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0500+2651_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.017 x 2.115 at -3.895 degrees (North through East) ! Clean map min=-0.00074965 max=0.058244 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0500+2651_X_map.fits wmodel /image_prod/ug002_uva//J0500+2651_X_map.mod ! Writing 357 model components to file: /image_prod/ug002_uva//J0500+2651_X_map.mod wobs /image_prod/ug002_uva//J0500+2651_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0500+2651_X_uvs.fits wwins /image_prod/ug002_uva//J0500+2651_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0500+2651_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0582442 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119454 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.615274 0.615274 1.23055 2.4611 4.92219 9.84438 19.6888 39.3775 78.7551 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 487.587 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0500+2651_X_dfm.log closed on Wed Mar 4 20:36:20 2020