! Started logfile: /image_prod/ug002_uva//J0258+2900_X_dfm.log on Wed Mar 4 19:44:23 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//J0258+2900_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0258+2900_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.992901 visibilities/baseline/integration-bin. ! Found source: J0258+2900 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 38604 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 J0258+2900_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. ! ! 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=1.004826Jy sigma=9.648591 ! Fit after self-cal, rms=0.929324Jy sigma=8.930230 ! 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=0.7564 mas, bmaj=2.238 mas, bpa=-19.14 degrees ! Estimated noise=0.966763 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 = 0.0542827 Jy ! Component: 100 - total flux cleaned = 0.0663628 Jy ! Total flux subtracted in 100 components = 0.0663628 Jy ! Clean residual min=-0.003269 max=0.005154 Jy/beam ! Clean residual mean=-0.000006 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.0663628 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0663628 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=0.057350Jy sigma=0.520194 ! Fit after self-cal, rms=0.056845Jy sigma=0.515502 ! 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=1.015 mas, bmaj=2.457 mas, bpa=-17.08 degrees ! Estimated noise=0.379851 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 = 0.00566446 Jy ! Component: 100 - total flux cleaned = 0.00781659 Jy ! Component: 150 - total flux cleaned = 0.00905273 Jy ! Component: 200 - total flux cleaned = 0.00981514 Jy ! Total flux subtracted in 200 components = 0.00981514 Jy ! Clean residual min=-0.003298 max=0.004674 Jy/beam ! Clean residual mean=-0.000014 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 0.0761779 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.0761779 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=0.056326Jy sigma=0.510564 ! Fit after self-cal, rms=0.056337Jy sigma=0.510535 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.015 x 2.457 at -17.08 degrees (North through East) ! Clean map min=-0.0032165 max=0.072371 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.28 HN 1.01 KP 1.04 ! LA 0.99 MK 1.06 NL 1.09 OV 0.88 ! PT 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.24 HN 0.99 KP 1.05 ! LA 0.95 MK 1.06 NL 1.10 OV 0.87 ! PT 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.22 HN 0.99 KP 1.04 ! LA 0.93 MK 1.00 NL 1.11 OV 0.89 ! PT 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.27 HN 1.00 KP 1.05 ! LA 0.96 MK 1.04 NL 1.12 OV 0.85 ! PT 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.31 HN 1.00 KP 1.05 ! LA 0.93 MK 1.05 NL 1.09 OV 0.88 ! PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.30 HN 1.00 KP 1.05 ! LA 0.93 MK 1.09 NL 1.09 OV 0.88 ! PT 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.23 HN 0.96 KP 1.04 ! LA 0.96 MK 1.08 NL 1.12 OV 0.88 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.28 HN 0.99 KP 1.07 ! LA 0.96 MK 1.10 NL 1.10 OV 0.87 ! PT 0.84 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.26 HN 0.88 KP 1.05 ! LA 0.96 MK 1.08 NL 1.09 OV 0.91 ! PT 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.26 HN 0.93 KP 1.03 ! LA 0.96 MK 1.07 NL 1.13 OV 0.87 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.24 HN 0.93 KP 1.05 ! LA 0.94 MK 0.98 NL 1.14 OV 0.91 ! PT 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.20 HN 0.93 KP 1.09 ! LA 0.98 MK 1.07 NL 1.10 OV 0.91 ! PT 0.91 ! ! ! Fit before self-cal, rms=0.056337Jy sigma=0.510535 ! Fit after self-cal, rms=0.055472Jy sigma=0.499708 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=2.464 mas, bpa=-16.97 degrees ! Estimated noise=0.378648 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 = -0.000684531 Jy ! Component: 100 - total flux cleaned = -0.000888361 Jy ! Component: 150 - total flux cleaned = -0.000897581 Jy ! Component: 200 - total flux cleaned = -0.000933332 Jy ! Total flux subtracted in 200 components = -0.000933332 Jy ! Clean residual min=-0.002929 max=0.002882 Jy/beam ! Clean residual mean=-0.000009 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.0752446 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 29 components and 0.0752446 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=0.055458Jy sigma=0.499660 ! Fit after self-cal, rms=0.055543Jy sigma=0.499259 ! 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=0.055543Jy sigma=0.499259 ! Fit after self-cal, rms=0.066406Jy sigma=0.483851 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=2.466 mas, bpa=-17.06 degrees ! Estimated noise=0.378885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000664952 Jy ! Component: 100 - total flux cleaned = -0.000681429 Jy ! Component: 150 - total flux cleaned = -0.000680633 Jy ! Component: 200 - total flux cleaned = -0.000688987 Jy ! Total flux subtracted in 200 components = -0.000688987 Jy ! Clean residual min=-0.000758 max=0.000728 Jy/beam ! Clean residual mean=0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0745556 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 32 components and 0.0745556 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=0.066390Jy sigma=0.483790 ! Fit after self-cal, rms=0.066665Jy sigma=0.483357 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 = -2.24924e-05 Jy ! Component: 100 - total flux cleaned = -4.5779e-05 Jy ! Component: 150 - total flux cleaned = -5.60714e-05 Jy ! Component: 200 - total flux cleaned = -6.50659e-05 Jy ! Total flux subtracted in 200 components = -6.50659e-05 Jy ! Clean residual min=-0.000786 max=0.000743 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0744906 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.0744906 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=0.066662Jy sigma=0.483357 ! Fit after self-cal, rms=0.066662Jy sigma=0.483357 ! 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=0.066662Jy sigma=0.483357 ! Fit after self-cal, rms=0.068684Jy sigma=0.483267 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=2.465 mas, bpa=-17.12 degrees ! Estimated noise=0.378492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000356944 Jy ! Component: 100 - total flux cleaned = -0.000464624 Jy ! Component: 150 - total flux cleaned = -0.000489404 Jy ! Component: 200 - total flux cleaned = -0.000505015 Jy ! Total flux subtracted in 200 components = -0.000505015 Jy ! Clean residual min=-0.000728 max=0.000712 Jy/beam ! Clean residual mean=0.000001 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0739855 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 43 components and 0.0739855 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=0.068677Jy sigma=0.483257 ! Fit after self-cal, rms=0.068692Jy sigma=0.483254 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 = -2.00369e-05 Jy ! Component: 100 - total flux cleaned = -2.02929e-05 Jy ! Component: 150 - total flux cleaned = -2.39705e-05 Jy ! Component: 200 - total flux cleaned = -2.39753e-05 Jy ! Total flux subtracted in 200 components = -2.39753e-05 Jy ! Clean residual min=-0.000727 max=0.000713 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0739616 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.0739616 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=0.068690Jy sigma=0.483254 ! Fit after self-cal, rms=0.068690Jy sigma=0.483254 ! 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=0.068690Jy sigma=0.483254 ! Fit after self-cal, rms=0.068800Jy sigma=0.483241 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.197 mas, bmaj=2.889 mas, bpa=-9.646 degrees ! Estimated noise=0.442016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000237209 Jy ! Component: 100 - total flux cleaned = -0.000327802 Jy ! Component: 150 - total flux cleaned = -0.000344976 Jy ! Component: 200 - total flux cleaned = -0.000348052 Jy ! Total flux subtracted in 200 components = -0.000348052 Jy ! Clean residual min=-0.000829 max=0.000757 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0736135 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 0.0736135 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=0.068798Jy sigma=0.483245 ! Fit after self-cal, rms=0.068801Jy sigma=0.483243 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 = -1.53095e-05 Jy ! Component: 100 - total flux cleaned = -1.81547e-05 Jy ! Component: 150 - total flux cleaned = -2.35421e-05 Jy ! Component: 200 - total flux cleaned = -2.86215e-05 Jy ! Total flux subtracted in 200 components = -2.86215e-05 Jy ! Clean residual min=-0.000822 max=0.000760 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0735849 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 55 components and 0.0735849 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=0.068800Jy sigma=0.483245 ! Fit after self-cal, rms=0.068800Jy sigma=0.483247 ! 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=1.034 mas, bmaj=2.465 mas, bpa=-17.15 degrees ! Estimated noise=0.37825 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 2.465 at -17.15 degrees (North through East) ! Clean map min=-0.0006922 max=0.072252 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=0.7705 mas, bmaj=2.242 mas, bpa=-19.27 degrees ! Estimated noise=0.973964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0547122 Jy ! Component: 100 - total flux cleaned = 0.0668269 Jy ! Component: 150 - total flux cleaned = 0.0703585 Jy ! Component: 200 - total flux cleaned = 0.0720635 Jy ! Total flux subtracted in 200 components = 0.0720635 Jy ! Clean residual min=-0.002465 max=0.002182 Jy/beam ! Clean residual mean=0.000001 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.0720635 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0720635 Jy ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.465 mas, bpa=-17.15 degrees ! Estimated noise=0.37825 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 = 0.00166576 Jy ! Component: 100 - total flux cleaned = 0.00165306 Jy ! Component: 150 - total flux cleaned = 0.00156861 Jy ! Component: 200 - total flux cleaned = 0.00152018 Jy ! Total flux subtracted in 200 components = 0.00152018 Jy ! Clean residual min=-0.000772 max=0.000708 Jy/beam ! Clean residual mean=0.000001 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0735837 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.0735837 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=2.197 mas, bmaj=2.889 mas, bpa=-9.646 degrees ! Estimated noise=0.442016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.36374e-05 Jy ! Component: 100 - total flux cleaned = -4.80872e-05 Jy ! Component: 150 - total flux cleaned = -4.78638e-05 Jy ! Component: 200 - total flux cleaned = -5.14647e-05 Jy ! Total flux subtracted in 200 components = -5.14647e-05 Jy ! Clean residual min=-0.000817 max=0.000762 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0735322 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 = -3.35536e-06 Jy ! Component: 100 - total flux cleaned = -9.45702e-06 Jy ! Component: 150 - total flux cleaned = -1.78611e-05 Jy ! Component: 200 - total flux cleaned = -2.3096e-05 Jy ! Total flux subtracted in 200 components = -2.3096e-05 Jy ! Clean residual min=-0.000813 max=0.000762 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0735091 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.0735091 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.465 mas, bpa=-17.15 degrees ! Estimated noise=0.37825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.78249e-05 Jy ! Component: 100 - total flux cleaned = 1.62391e-05 Jy ! Component: 150 - total flux cleaned = 9.71885e-06 Jy ! Component: 200 - total flux cleaned = 9.74129e-06 Jy ! Total flux subtracted in 200 components = 9.74129e-06 Jy ! Clean residual min=-0.000719 max=0.000717 Jy/beam ! Clean residual mean=0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0735188 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.0735189 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=0.068800Jy sigma=0.483257 ! Fit after self-cal, rms=0.068799Jy sigma=0.483249 wmodel J0258+2900_X_map.mod ! Writing 36 model components to file: J0258+2900_X_map.mod wobs J0258+2900_X_uvs.fits ! Writing UV FITS file: J0258+2900_X_uvs.fits wwins J0258+2900_X_map.win ! wwins: Wrote 1 windows to J0258+2900_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 = -4.05233e-05 Jy ! Component: 100 - total flux cleaned = -5.30882e-05 Jy ! Component: 150 - total flux cleaned = -0.000140704 Jy ! Component: 200 - total flux cleaned = -0.000213997 Jy ! Component: 250 - total flux cleaned = -0.000285879 Jy ! Component: 300 - total flux cleaned = -0.000379415 Jy ! Component: 350 - total flux cleaned = -0.000482669 Jy ! Component: 400 - total flux cleaned = -0.000583901 Jy ! Component: 450 - total flux cleaned = -0.000683679 Jy ! Component: 500 - total flux cleaned = -0.000760131 Jy ! Component: 550 - total flux cleaned = -0.000878406 Jy ! Component: 600 - total flux cleaned = -0.000952345 Jy ! Component: 650 - total flux cleaned = -0.00100445 Jy ! Component: 700 - total flux cleaned = -0.00106629 Jy ! Component: 750 - total flux cleaned = -0.0011273 Jy ! Component: 800 - total flux cleaned = -0.0011673 Jy ! Component: 850 - total flux cleaned = -0.00116716 Jy ! Component: 900 - total flux cleaned = -0.00120646 Jy ! Component: 950 - total flux cleaned = -0.00119681 Jy ! Component: 1000 - total flux cleaned = -0.0012352 Jy ! Component: 1050 - total flux cleaned = -0.00121627 Jy ! Component: 1100 - total flux cleaned = -0.00123538 Jy ! Component: 1150 - total flux cleaned = -0.00127263 Jy ! Component: 1200 - total flux cleaned = -0.00127249 Jy ! Component: 1250 - total flux cleaned = -0.00127253 Jy ! Component: 1300 - total flux cleaned = -0.00126359 Jy ! Component: 1350 - total flux cleaned = -0.00129939 Jy ! Component: 1400 - total flux cleaned = -0.00130821 Jy ! Component: 1450 - total flux cleaned = -0.00129923 Jy ! Component: 1500 - total flux cleaned = -0.00129925 Jy ! Component: 1550 - total flux cleaned = -0.00130791 Jy ! Component: 1600 - total flux cleaned = -0.00130803 Jy ! Component: 1650 - total flux cleaned = -0.00132499 Jy ! Component: 1700 - total flux cleaned = -0.00131668 Jy ! Component: 1750 - total flux cleaned = -0.00134182 Jy ! Component: 1800 - total flux cleaned = -0.00136672 Jy ! Component: 1850 - total flux cleaned = -0.0013667 Jy ! Component: 1900 - total flux cleaned = -0.00135035 Jy ! Component: 1950 - total flux cleaned = -0.00135041 Jy ! Component: 2000 - total flux cleaned = -0.0013585 Jy ! Component: 2050 - total flux cleaned = -0.00138264 Jy ! Component: 2100 - total flux cleaned = -0.00135883 Jy ! Component: 2150 - total flux cleaned = -0.00139044 Jy ! Component: 2200 - total flux cleaned = -0.00137477 Jy ! Component: 2250 - total flux cleaned = -0.00140599 Jy ! Component: 2300 - total flux cleaned = -0.00139816 Jy ! Component: 2350 - total flux cleaned = -0.00135969 Jy ! Component: 2400 - total flux cleaned = -0.00138262 Jy ! Component: 2450 - total flux cleaned = -0.00135981 Jy ! Component: 2500 - total flux cleaned = -0.00137496 Jy ! Component: 2550 - total flux cleaned = -0.00137501 Jy ! Component: 2600 - total flux cleaned = -0.00137503 Jy ! Component: 2650 - total flux cleaned = -0.00138995 Jy ! Component: 2700 - total flux cleaned = -0.00136791 Jy ! Component: 2750 - total flux cleaned = -0.0013679 Jy ! Component: 2800 - total flux cleaned = -0.00136786 Jy ! Component: 2850 - total flux cleaned = -0.00135339 Jy ! Component: 2900 - total flux cleaned = -0.00137492 Jy ! Component: 2950 - total flux cleaned = -0.00134631 Jy ! Component: 3000 - total flux cleaned = -0.00135345 Jy ! Component: 3050 - total flux cleaned = -0.00135339 Jy ! Component: 3100 - total flux cleaned = -0.00132529 Jy ! Component: 3150 - total flux cleaned = -0.00134625 Jy ! Component: 3200 - total flux cleaned = -0.00131843 Jy ! Component: 3250 - total flux cleaned = -0.00130458 Jy ! Component: 3300 - total flux cleaned = -0.00131821 Jy ! Component: 3350 - total flux cleaned = -0.00129084 Jy ! Component: 3400 - total flux cleaned = -0.00129077 Jy ! Component: 3450 - total flux cleaned = -0.00127046 Jy ! Component: 3500 - total flux cleaned = -0.00126373 Jy ! Component: 3550 - total flux cleaned = -0.00125033 Jy ! Component: 3600 - total flux cleaned = -0.00119699 Jy ! Component: 3650 - total flux cleaned = -0.00120368 Jy ! Component: 3700 - total flux cleaned = -0.00119706 Jy ! Component: 3750 - total flux cleaned = -0.00118394 Jy ! Component: 3800 - total flux cleaned = -0.00116432 Jy ! Component: 3850 - total flux cleaned = -0.00115135 Jy ! Component: 3900 - total flux cleaned = -0.00115783 Jy ! Component: 3950 - total flux cleaned = -0.00112562 Jy ! Component: 4000 - total flux cleaned = -0.00109999 Jy ! Component: 4050 - total flux cleaned = -0.00111912 Jy ! Total flux subtracted in 4096 components = -0.00110008 Jy ! Clean residual min=-0.000402 max=0.000459 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0724188 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 323 components and 0.0724188 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0258+2900_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 2.465 at -17.15 degrees (North through East) ! Clean map min=-0.00066076 max=0.072185 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0258+2900_X_map.fits wmodel /image_prod/ug002_uva//J0258+2900_X_map.mod ! Writing 323 model components to file: /image_prod/ug002_uva//J0258+2900_X_map.mod wobs /image_prod/ug002_uva//J0258+2900_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0258+2900_X_uvs.fits wwins /image_prod/ug002_uva//J0258+2900_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J0258+2900_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0721847 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115509 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.480056 0.480056 0.960112 1.92022 3.84045 7.6809 15.3618 30.7236 61.4472 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.072 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 624.927 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0258+2900_X_dfm.log closed on Wed Mar 4 19:44:28 2020