! Started logfile: /image_prod/ug002_uva//J1751+4713_X_dfm.log on Thu Mar 5 03:29:39 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//J1751+4713_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1751+4713_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.864 visibilities/baseline/integration-bin. ! Found source: J1751+4713 ! ! 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 34992 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 J1751+4713_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 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002106Jy sigma=9.331233 ! Fit after self-cal, rms=0.976868Jy sigma=9.098168 ! 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=0.7646 mas, bmaj=1.55 mas, bpa=-33.6 degrees ! Estimated noise=0.971227 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 = 0.0185741 Jy ! Component: 100 - total flux cleaned = 0.0227935 Jy ! Total flux subtracted in 100 components = 0.0227935 Jy ! Clean residual min=-0.002084 max=0.002076 Jy/beam ! Clean residual mean=-0.000000 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.0227935 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0227935 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=0.052907Jy sigma=0.462827 ! Fit after self-cal, rms=0.051210Jy sigma=0.446230 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431016 Jy ! Component: 100 - total flux cleaned = 0.00585394 Jy ! Total flux subtracted in 100 components = 0.00585394 Jy ! Clean residual min=-0.001936 max=0.001914 Jy/beam ! Clean residual mean=0.000000 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.0286475 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0286475 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=0.050867Jy sigma=0.443218 ! Fit after self-cal, rms=0.050857Jy sigma=0.443100 ! 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=1.046 mas, bmaj=1.815 mas, bpa=-32.22 degrees ! Estimated noise=0.411411 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 = 0.000554828 Jy ! Component: 100 - total flux cleaned = 0.00052407 Jy ! Component: 150 - total flux cleaned = 0.00048764 Jy ! Component: 200 - total flux cleaned = 0.000447332 Jy ! Total flux subtracted in 200 components = 0.000447332 Jy ! Clean residual min=-0.001509 max=0.001338 Jy/beam ! Clean residual mean=0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0290948 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.0290948 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=0.050842Jy sigma=0.443031 ! Fit after self-cal, rms=0.050837Jy sigma=0.442989 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.046 x 1.815 at -32.22 degrees (North through East) ! Clean map min=-0.0014424 max=0.028045 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.96 KP 1.15 ! LA 0.95 MK 1.12 NL 1.22 OV 1.05 ! PT 0.96 SC 0.83 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.10 HN 0.93 KP 1.21 ! LA 1.01 MK 1.05 NL 1.35 OV 0.96 ! PT 0.95 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HN 0.92 KP 1.25 ! LA 1.00 MK 0.98 NL 1.38 OV 0.97 ! PT 0.96 SC 0.81 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.13 HN 0.96 KP 1.22 ! LA 1.02 MK 1.14 NL 1.23 OV 0.88 ! PT 0.94 SC 0.79 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 HN 1.01 KP 1.26 ! LA 0.94 MK 1.08 NL 1.29 OV 0.91 ! PT 0.90 SC 0.71 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.11 HN 0.97 KP 1.41 ! LA 1.00 MK 1.08 NL 1.16 OV 0.84 ! PT 0.97 SC 0.82 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.95 HN 0.95 KP 1.35 ! LA 1.03 MK 1.03 NL 1.31 OV 0.92 ! PT 1.02 SC 0.68 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.04 HN 0.91 KP 1.33 ! LA 1.01 MK 1.13 NL 1.27 OV 0.85 ! PT 0.84 SC 0.69 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.00 HN 0.93 KP 1.19 ! LA 0.97 MK 1.00 NL 1.20 OV 0.92 ! PT 0.90 SC 0.75 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.07 HN 0.88 KP 1.21 ! LA 0.96 MK 0.96 NL 1.16 OV 0.88 ! PT 0.92 SC 0.74 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.91 HN 0.88 KP 1.20 ! LA 0.91 MK 0.91 NL 1.12 OV 0.89 ! PT 0.86 SC 0.78 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.05 HN 0.84 KP 1.12 ! LA 0.97 MK 0.89 NL 1.04 OV 0.95 ! PT 0.88 SC 0.68 ! ! ! Fit before self-cal, rms=0.050837Jy sigma=0.442989 ! Fit after self-cal, rms=0.048352Jy sigma=0.440213 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=1.806 mas, bpa=-32.54 degrees ! Estimated noise=0.407643 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 = 0.000304467 Jy ! Component: 100 - total flux cleaned = 0.000355175 Jy ! Component: 150 - total flux cleaned = 0.000414685 Jy ! Component: 200 - total flux cleaned = 0.000457799 Jy ! Total flux subtracted in 200 components = 0.000457799 Jy ! Clean residual min=-0.000836 max=0.000932 Jy/beam ! Clean residual mean=0.000004 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0295526 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.0295526 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=0.048347Jy sigma=0.440181 ! Fit after self-cal, rms=0.048433Jy sigma=0.439317 ! 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=0.048433Jy sigma=0.439317 ! Fit after self-cal, rms=0.049194Jy sigma=0.438604 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.039 mas, bmaj=1.799 mas, bpa=-32.69 degrees ! Estimated noise=0.407012 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000320816 Jy ! Component: 100 - total flux cleaned = 0.000387722 Jy ! Component: 150 - total flux cleaned = 0.000459798 Jy ! Component: 200 - total flux cleaned = 0.000514286 Jy ! Total flux subtracted in 200 components = 0.000514286 Jy ! Clean residual min=-0.000780 max=0.000836 Jy/beam ! Clean residual mean=0.000003 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0300669 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.0300669 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=0.049189Jy sigma=0.438576 ! Fit after self-cal, rms=0.049290Jy sigma=0.438317 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 (29.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000487132 Jy ! Component: 100 - total flux cleaned = 0.000471149 Jy ! Component: 150 - total flux cleaned = 0.000508751 Jy ! Component: 200 - total flux cleaned = 0.000562006 Jy ! Total flux subtracted in 200 components = 0.000562006 Jy ! Clean residual min=-0.000790 max=0.000708 Jy/beam ! Clean residual mean=0.000003 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0306289 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.0306289 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=0.049278Jy sigma=0.438194 ! Fit after self-cal, rms=0.049265Jy sigma=0.438082 ! 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=0.049265Jy sigma=0.438082 ! Fit after self-cal, rms=0.049715Jy sigma=0.437977 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=1.793 mas, bpa=-32.68 degrees ! Estimated noise=0.406096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000299432 Jy ! Component: 100 - total flux cleaned = 0.000409801 Jy ! Component: 150 - total flux cleaned = 0.000444127 Jy ! Component: 200 - total flux cleaned = 0.000464401 Jy ! Total flux subtracted in 200 components = 0.000464401 Jy ! Clean residual min=-0.000787 max=0.000671 Jy/beam ! Clean residual mean=0.000003 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0310933 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.0310933 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=0.049708Jy sigma=0.437912 ! Fit after self-cal, rms=0.049736Jy sigma=0.437815 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 = 0.000130905 Jy ! Component: 100 - total flux cleaned = 0.000174848 Jy ! Component: 150 - total flux cleaned = 0.000214153 Jy ! Component: 200 - total flux cleaned = 0.000240823 Jy ! Total flux subtracted in 200 components = 0.000240823 Jy ! Clean residual min=-0.000826 max=0.000680 Jy/beam ! Clean residual mean=0.000003 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0313341 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.0313341 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=0.049731Jy sigma=0.437771 ! Fit after self-cal, rms=0.049730Jy sigma=0.437746 ! 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=0.049730Jy sigma=0.437746 ! Fit after self-cal, rms=0.049816Jy sigma=0.437719 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.29 mas, bmaj=2.471 mas, bpa=-27.37 degrees ! Estimated noise=0.499476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262617 Jy ! Component: 100 - total flux cleaned = 0.000357126 Jy ! Component: 150 - total flux cleaned = 0.000388719 Jy ! Component: 200 - total flux cleaned = 0.000395161 Jy ! Total flux subtracted in 200 components = 0.000395161 Jy ! Clean residual min=-0.000796 max=0.000759 Jy/beam ! Clean residual mean=0.000006 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0317293 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.0317293 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=0.049813Jy sigma=0.437697 ! Fit after self-cal, rms=0.049827Jy sigma=0.437663 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 = 7.47364e-05 Jy ! Component: 100 - total flux cleaned = 7.47343e-05 Jy ! Component: 150 - total flux cleaned = 8.14222e-05 Jy ! Component: 200 - total flux cleaned = 8.11123e-05 Jy ! Total flux subtracted in 200 components = 8.11123e-05 Jy ! Clean residual min=-0.000808 max=0.000765 Jy/beam ! Clean residual mean=0.000006 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0318104 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.0318104 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=0.049826Jy sigma=0.437652 ! Fit after self-cal, rms=0.049829Jy sigma=0.437643 ! 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=1.031 mas, bmaj=1.788 mas, bpa=-32.62 degrees ! Estimated noise=0.405367 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.031 x 1.788 at -32.62 degrees (North through East) ! Clean map min=-0.00089844 max=0.027345 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=0.7624 mas, bmaj=1.545 mas, bpa=-34.18 degrees ! Estimated noise=0.93785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.020635 Jy ! Component: 100 - total flux cleaned = 0.0253032 Jy ! Component: 150 - total flux cleaned = 0.0275519 Jy ! Component: 200 - total flux cleaned = 0.028857 Jy ! Total flux subtracted in 200 components = 0.028857 Jy ! Clean residual min=-0.001525 max=0.001640 Jy/beam ! Clean residual mean=0.000001 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.028857 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.028857 Jy ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=1.788 mas, bpa=-32.62 degrees ! Estimated noise=0.405367 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 = 0.00126819 Jy ! Component: 100 - total flux cleaned = 0.00158471 Jy ! Component: 150 - total flux cleaned = 0.00189936 Jy ! Component: 200 - total flux cleaned = 0.00215407 Jy ! Total flux subtracted in 200 components = 0.00215407 Jy ! Clean residual min=-0.000865 max=0.000746 Jy/beam ! Clean residual mean=0.000003 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0310111 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.0310111 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=2.29 mas, bmaj=2.471 mas, bpa=-27.37 degrees ! Estimated noise=0.499476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000473768 Jy ! Component: 100 - total flux cleaned = 0.00059022 Jy ! Component: 150 - total flux cleaned = 0.000665056 Jy ! Component: 200 - total flux cleaned = 0.000725566 Jy ! Total flux subtracted in 200 components = 0.000725566 Jy ! Clean residual min=-0.000829 max=0.000762 Jy/beam ! Clean residual mean=0.000006 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0317366 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.02656e-05 Jy ! Component: 100 - total flux cleaned = 9.86886e-05 Jy ! Component: 150 - total flux cleaned = 0.000139123 Jy ! Component: 200 - total flux cleaned = 0.000173996 Jy ! Total flux subtracted in 200 components = 0.000173996 Jy ! Clean residual min=-0.000818 max=0.000756 Jy/beam ! Clean residual mean=0.000006 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0319106 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 47 components and 0.0319106 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=1.788 mas, bpa=-32.62 degrees ! Estimated noise=0.405367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.97248e-05 Jy ! Component: 100 - total flux cleaned = 4.01403e-05 Jy ! Component: 150 - total flux cleaned = 5.84316e-05 Jy ! Component: 200 - total flux cleaned = 5.05585e-05 Jy ! Total flux subtracted in 200 components = 5.05585e-05 Jy ! Clean residual min=-0.000821 max=0.000678 Jy/beam ! Clean residual mean=0.000003 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0319612 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.0319612 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=0.049827Jy sigma=0.437662 ! Fit after self-cal, rms=0.049824Jy sigma=0.437619 wmodel J1751+4713_X_map.mod ! Writing 62 model components to file: J1751+4713_X_map.mod wobs J1751+4713_X_uvs.fits ! Writing UV FITS file: J1751+4713_X_uvs.fits wwins J1751+4713_X_map.win ! wwins: Wrote 2 windows to J1751+4713_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 = -0.0002143 Jy ! Component: 100 - total flux cleaned = -0.000264189 Jy ! Component: 150 - total flux cleaned = -0.000240617 Jy ! Component: 200 - total flux cleaned = -0.000195481 Jy ! Component: 250 - total flux cleaned = -0.000173536 Jy ! Component: 300 - total flux cleaned = -0.00015233 Jy ! Component: 350 - total flux cleaned = -0.000131492 Jy ! Component: 400 - total flux cleaned = -0.000142005 Jy ! Component: 450 - total flux cleaned = -0.000142008 Jy ! Component: 500 - total flux cleaned = -0.000102551 Jy ! Component: 550 - total flux cleaned = -0.000122256 Jy ! Component: 600 - total flux cleaned = -0.000122263 Jy ! Component: 650 - total flux cleaned = -0.000112898 Jy ! Component: 700 - total flux cleaned = -0.000112822 Jy ! Component: 750 - total flux cleaned = -0.000131014 Jy ! Component: 800 - total flux cleaned = -0.000112858 Jy ! Component: 850 - total flux cleaned = -0.000112944 Jy ! Component: 900 - total flux cleaned = -0.000112928 Jy ! Component: 950 - total flux cleaned = -0.000121646 Jy ! Component: 1000 - total flux cleaned = -0.000121704 Jy ! Component: 1050 - total flux cleaned = -0.00011308 Jy ! Component: 1100 - total flux cleaned = -0.000104525 Jy ! Component: 1150 - total flux cleaned = -0.000129619 Jy ! Component: 1200 - total flux cleaned = -0.000121169 Jy ! Component: 1250 - total flux cleaned = -0.000112991 Jy ! Component: 1300 - total flux cleaned = -0.000121189 Jy ! Component: 1350 - total flux cleaned = -0.00014536 Jy ! Component: 1400 - total flux cleaned = -0.000145291 Jy ! Component: 1450 - total flux cleaned = -0.000137353 Jy ! Component: 1500 - total flux cleaned = -0.000153129 Jy ! Component: 1550 - total flux cleaned = -0.000191913 Jy ! Component: 1600 - total flux cleaned = -0.00018433 Jy ! Component: 1650 - total flux cleaned = -0.000245449 Jy ! Component: 1700 - total flux cleaned = -0.000237881 Jy ! Component: 1750 - total flux cleaned = -0.000260462 Jy ! Component: 1800 - total flux cleaned = -0.000290246 Jy ! Component: 1850 - total flux cleaned = -0.000290248 Jy ! Component: 1900 - total flux cleaned = -0.000290295 Jy ! Component: 1950 - total flux cleaned = -0.000312102 Jy ! Component: 2000 - total flux cleaned = -0.000304769 Jy ! Component: 2050 - total flux cleaned = -0.000276037 Jy ! Component: 2100 - total flux cleaned = -0.000283132 Jy ! Component: 2150 - total flux cleaned = -0.000254812 Jy ! Component: 2200 - total flux cleaned = -0.000240762 Jy ! Component: 2250 - total flux cleaned = -0.000233757 Jy ! Component: 2300 - total flux cleaned = -0.000233748 Jy ! Component: 2350 - total flux cleaned = -0.000206225 Jy ! Component: 2400 - total flux cleaned = -0.000206258 Jy ! Component: 2450 - total flux cleaned = -0.000226652 Jy ! Component: 2500 - total flux cleaned = -0.000213125 Jy ! Component: 2550 - total flux cleaned = -0.000179529 Jy ! Component: 2600 - total flux cleaned = -0.000192918 Jy ! Component: 2650 - total flux cleaned = -0.000179615 Jy ! Component: 2700 - total flux cleaned = -0.000166435 Jy ! Component: 2750 - total flux cleaned = -0.000146787 Jy ! Component: 2800 - total flux cleaned = -0.000166278 Jy ! Component: 2850 - total flux cleaned = -0.000159726 Jy ! Component: 2900 - total flux cleaned = -0.000134055 Jy ! Component: 2950 - total flux cleaned = -0.000108521 Jy ! Component: 3000 - total flux cleaned = -0.000108487 Jy ! Component: 3050 - total flux cleaned = -0.000102117 Jy ! Component: 3100 - total flux cleaned = -0.000133493 Jy ! Component: 3150 - total flux cleaned = -8.35137e-05 Jy ! Component: 3200 - total flux cleaned = -5.87514e-05 Jy ! Component: 3250 - total flux cleaned = -4.02943e-05 Jy ! Component: 3300 - total flux cleaned = -4.64043e-05 Jy ! Component: 3350 - total flux cleaned = -2.80868e-05 Jy ! Component: 3400 - total flux cleaned = -2.2063e-05 Jy ! Component: 3450 - total flux cleaned = -1.6016e-05 Jy ! Component: 3500 - total flux cleaned = -3.40116e-05 Jy ! Component: 3550 - total flux cleaned = -1.01351e-05 Jy ! Component: 3600 - total flux cleaned = -4.21664e-06 Jy ! Component: 3650 - total flux cleaned = -2.1943e-05 Jy ! Component: 3700 - total flux cleaned = 1.54201e-06 Jy ! Component: 3750 - total flux cleaned = 4.24874e-05 Jy ! Component: 3800 - total flux cleaned = 2.50097e-05 Jy ! Component: 3850 - total flux cleaned = 2.50049e-05 Jy ! Component: 3900 - total flux cleaned = 1.92462e-05 Jy ! Component: 3950 - total flux cleaned = 3.0722e-05 Jy ! Component: 4000 - total flux cleaned = 4.78951e-05 Jy ! Component: 4050 - total flux cleaned = 2.51912e-05 Jy ! Total flux subtracted in 4096 components = 4.77798e-05 Jy ! Clean residual min=-0.000404 max=0.000346 Jy/beam ! Clean residual mean=0.000001 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.032009 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 382 components and 0.0320089 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1751+4713_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.031 x 1.788 at -32.62 degrees (North through East) ! Clean map min=-0.00096027 max=0.027218 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1751+4713_X_map.fits wmodel /image_prod/ug002_uva//J1751+4713_X_map.mod ! Writing 382 model components to file: /image_prod/ug002_uva//J1751+4713_X_map.mod wobs /image_prod/ug002_uva//J1751+4713_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1751+4713_X_uvs.fits wwins /image_prod/ug002_uva//J1751+4713_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1751+4713_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0272183 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.7259e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.07199 1.07199 2.14398 4.28796 8.57592 17.1518 34.3037 68.6074 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 279.853 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1751+4713_X_dfm.log closed on Thu Mar 5 03:29:43 2020