! Started logfile: /image_prod/ug002_uva//J0237+0526_X_dfm.log on Wed Mar 4 19:36:41 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//J0237+0526_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0237+0526_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.988148 visibilities/baseline/integration-bin. ! Found source: J0237+0526 ! ! 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 32016 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 J0237+0526_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=1.006433Jy sigma=8.670784 ! Fit after self-cal, rms=0.926683Jy sigma=7.974280 ! 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=0.7011 mas, bmaj=1.77 mas, bpa=-3.817 degrees ! Estimated noise=0.82166 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 = 0.0565689 Jy ! Component: 100 - total flux cleaned = 0.0697404 Jy ! Total flux subtracted in 100 components = 0.0697404 Jy ! Clean residual min=-0.002763 max=0.004927 Jy/beam ! Clean residual mean=-0.000006 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.0697404 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0697404 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=0.064230Jy sigma=0.493371 ! Fit after self-cal, rms=0.063776Jy sigma=0.489690 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00559375 Jy ! Component: 100 - total flux cleaned = 0.00851515 Jy ! Total flux subtracted in 100 components = 0.00851515 Jy ! Clean residual min=-0.002521 max=0.003958 Jy/beam ! Clean residual mean=-0.000005 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.0782555 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.0782555 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=0.063090Jy sigma=0.482797 ! Fit after self-cal, rms=0.063100Jy sigma=0.482759 ! Inverting map ! Added new window around map position (2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345236 Jy ! Component: 100 - total flux cleaned = 0.00547704 Jy ! Total flux subtracted in 100 components = 0.00547704 Jy ! Clean residual min=-0.002206 max=0.002256 Jy/beam ! Clean residual mean=-0.000004 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.0837326 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 0.0837326 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=0.062852Jy sigma=0.480048 ! Fit after self-cal, rms=0.062836Jy sigma=0.479855 ! 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=0.8749 mas, bmaj=2.042 mas, bpa=-3.888 degrees ! Estimated noise=0.468592 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 (1.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313415 Jy ! Component: 100 - total flux cleaned = 0.00527609 Jy ! Component: 150 - total flux cleaned = 0.00690742 Jy ! Component: 200 - total flux cleaned = 0.0081701 Jy ! Total flux subtracted in 200 components = 0.0081701 Jy ! Clean residual min=-0.001909 max=0.002195 Jy/beam ! Clean residual mean=-0.000002 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0919027 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 64 components and 0.0919027 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=0.062643Jy sigma=0.477910 ! Fit after self-cal, rms=0.062637Jy sigma=0.477758 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8749 x 2.042 at -3.888 degrees (North through East) ! Clean map min=-0.0017909 max=0.074998 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.01 KP 1.08 ! LA 1.04 MK 1.01 NL 1.05 OV 1.04 ! PT 0.90 SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.97 KP 1.02 ! LA 1.00 MK 1.01 NL 1.10 OV 1.02 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 1.03 KP 1.01 ! LA 0.95 MK 1.02 NL 1.11 OV 1.00 ! PT 0.90 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.03 KP 1.02 ! LA 1.01 MK 1.03 NL 1.06 OV 1.02 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.94 KP 1.03 ! LA 0.95 MK 1.01 NL 1.08 OV 1.05 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.96 KP 1.05 ! LA 0.97 MK 1.01 NL 1.11 OV 1.00 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.94 KP 1.03 ! LA 0.92 MK 1.09 NL 1.11 OV 0.97 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.96 KP 1.03 ! LA 1.00 MK 0.99 NL 1.08 OV 1.03 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 0.97 KP 1.01 ! LA 1.01 MK 0.99 NL 1.04 OV 0.95 ! PT 0.93 SC 1.14 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.97 KP 1.05 ! LA 0.94 MK 1.00 NL 1.06 OV 1.02 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.95 KP 1.00 ! LA 1.03 MK 1.00 NL 1.02 OV 0.99 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.94 HN 0.99 KP 1.04 ! LA 0.94 MK 1.03 NL 1.10 OV 1.01 ! PT 0.87 SC 1.06 ! ! ! Fit before self-cal, rms=0.062637Jy sigma=0.477758 ! Fit after self-cal, rms=0.061446Jy sigma=0.474990 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8825 mas, bmaj=2.054 mas, bpa=-3.964 degrees ! Estimated noise=0.466052 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 = 0.000528979 Jy ! Component: 100 - total flux cleaned = 0.000529042 Jy ! Component: 150 - total flux cleaned = 0.000474809 Jy ! Component: 200 - total flux cleaned = 0.000459811 Jy ! Total flux subtracted in 200 components = 0.000459811 Jy ! Clean residual min=-0.001160 max=0.001167 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0923625 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.0923625 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=0.061429Jy sigma=0.474849 ! Fit after self-cal, rms=0.061428Jy sigma=0.474759 ! 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=0.061428Jy sigma=0.474759 ! Fit after self-cal, rms=0.063398Jy sigma=0.473214 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8825 mas, bmaj=2.053 mas, bpa=-3.896 degrees ! Estimated noise=0.466811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.33609e-05 Jy ! Component: 100 - total flux cleaned = 0.000118388 Jy ! Component: 150 - total flux cleaned = 0.000102053 Jy ! Component: 200 - total flux cleaned = 0.000102798 Jy ! Total flux subtracted in 200 components = 0.000102798 Jy ! Clean residual min=-0.001002 max=0.001063 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0924653 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.0924653 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=0.063386Jy sigma=0.473095 ! Fit after self-cal, rms=0.063420Jy sigma=0.473049 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 (33.8, -42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000721093 Jy ! Component: 100 - total flux cleaned = 0.000635873 Jy ! Component: 150 - total flux cleaned = 0.00060813 Jy ! Component: 200 - total flux cleaned = 0.000582166 Jy ! Total flux subtracted in 200 components = 0.000582166 Jy ! Clean residual min=-0.000974 max=0.000948 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0930474 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 107 components and 0.0930474 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=0.063400Jy sigma=0.472949 ! Fit after self-cal, rms=0.063401Jy sigma=0.472935 ! 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=0.063401Jy sigma=0.472935 ! Fit after self-cal, rms=0.063812Jy sigma=0.472877 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8819 mas, bmaj=2.052 mas, bpa=-3.862 degrees ! Estimated noise=0.466412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.4976e-05 Jy ! Component: 100 - total flux cleaned = 0.000107161 Jy ! Component: 150 - total flux cleaned = 0.000120525 Jy ! Component: 200 - total flux cleaned = 0.000120877 Jy ! Total flux subtracted in 200 components = 0.000120877 Jy ! Clean residual min=-0.000985 max=0.000951 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0931683 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 111 components and 0.0931683 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=0.063804Jy sigma=0.472824 ! Fit after self-cal, rms=0.063811Jy sigma=0.472818 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 = 2.12717e-05 Jy ! Component: 100 - total flux cleaned = 3.29726e-05 Jy ! Component: 150 - total flux cleaned = 2.24705e-05 Jy ! Component: 200 - total flux cleaned = 1.2616e-05 Jy ! Total flux subtracted in 200 components = 1.2616e-05 Jy ! Clean residual min=-0.000996 max=0.000953 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0931809 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 117 components and 0.0931809 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=0.063807Jy sigma=0.472793 ! Fit after self-cal, rms=0.063807Jy sigma=0.472792 ! 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=0.063807Jy sigma=0.472792 ! Fit after self-cal, rms=0.063896Jy sigma=0.472783 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.147 mas, bmaj=3.217 mas, bpa=-1.629 degrees ! Estimated noise=0.579948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.85607e-05 Jy ! Component: 100 - total flux cleaned = -6.18076e-05 Jy ! Component: 150 - total flux cleaned = -5.31447e-05 Jy ! Component: 200 - total flux cleaned = -2.97014e-05 Jy ! Total flux subtracted in 200 components = -2.97014e-05 Jy ! Clean residual min=-0.000989 max=0.000958 Jy/beam ! Clean residual mean=-0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0931512 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.0931512 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=0.063897Jy sigma=0.472777 ! Fit after self-cal, rms=0.063896Jy sigma=0.472773 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 = -2.66837e-05 Jy ! Component: 100 - total flux cleaned = -1.1924e-05 Jy ! Component: 150 - total flux cleaned = -5.8956e-06 Jy ! Component: 200 - total flux cleaned = -6.15015e-06 Jy ! Total flux subtracted in 200 components = -6.15015e-06 Jy ! Clean residual min=-0.000965 max=0.000956 Jy/beam ! Clean residual mean=-0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0931451 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 140 components and 0.0931451 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=0.063897Jy sigma=0.472774 ! Fit after self-cal, rms=0.063896Jy sigma=0.472773 ! 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=0.8814 mas, bmaj=2.052 mas, bpa=-3.846 degrees ! Estimated noise=0.466248 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8814 x 2.052 at -3.846 degrees (North through East) ! Clean map min=-0.00091933 max=0.074632 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=0.7047 mas, bmaj=1.775 mas, bpa=-3.828 degrees ! Estimated noise=0.823888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0569319 Jy ! Component: 100 - total flux cleaned = 0.0701681 Jy ! Component: 150 - total flux cleaned = 0.0762923 Jy ! Component: 200 - total flux cleaned = 0.0801762 Jy ! Total flux subtracted in 200 components = 0.0801762 Jy ! Clean residual min=-0.001839 max=0.002089 Jy/beam ! Clean residual mean=-0.000003 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.0801762 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 0.0801762 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8814 mas, bmaj=2.052 mas, bpa=-3.846 degrees ! Estimated noise=0.466248 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 = 0.00378073 Jy ! Component: 100 - total flux cleaned = 0.00609733 Jy ! Component: 150 - total flux cleaned = 0.00774849 Jy ! Component: 200 - total flux cleaned = 0.00901538 Jy ! Total flux subtracted in 200 components = 0.00901538 Jy ! Clean residual min=-0.001150 max=0.000937 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0891915 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 0.0891915 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=2.147 mas, bmaj=3.217 mas, bpa=-1.629 degrees ! Estimated noise=0.579948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147584 Jy ! Component: 100 - total flux cleaned = 0.00234954 Jy ! Component: 150 - total flux cleaned = 0.00295396 Jy ! Component: 200 - total flux cleaned = 0.00325595 Jy ! Total flux subtracted in 200 components = 0.00325595 Jy ! Clean residual min=-0.001031 max=0.000882 Jy/beam ! Clean residual mean=-0.000002 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0924475 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 = 8.64852e-05 Jy ! Component: 100 - total flux cleaned = 0.000136027 Jy ! Component: 150 - total flux cleaned = 0.000168945 Jy ! Component: 200 - total flux cleaned = 0.000198744 Jy ! Total flux subtracted in 200 components = 0.000198744 Jy ! Clean residual min=-0.000992 max=0.000902 Jy/beam ! Clean residual mean=-0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0926462 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 85 components and 0.0926462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8814 mas, bmaj=2.052 mas, bpa=-3.846 degrees ! Estimated noise=0.466248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.49977e-05 Jy ! Component: 100 - total flux cleaned = 0.000113494 Jy ! Component: 150 - total flux cleaned = 9.89993e-05 Jy ! Component: 200 - total flux cleaned = 0.000113623 Jy ! Total flux subtracted in 200 components = 0.000113623 Jy ! Clean residual min=-0.001052 max=0.000941 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0927598 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 102 components and 0.0927598 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=0.063904Jy sigma=0.472860 ! Fit after self-cal, rms=0.063899Jy sigma=0.472845 wmodel J0237+0526_X_map.mod ! Writing 102 model components to file: J0237+0526_X_map.mod wobs J0237+0526_X_uvs.fits ! Writing UV FITS file: J0237+0526_X_uvs.fits wwins J0237+0526_X_map.win ! wwins: Wrote 4 windows to J0237+0526_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 = -2.9567e-05 Jy ! Component: 100 - total flux cleaned = 1.96434e-05 Jy ! Component: 150 - total flux cleaned = 1.93087e-05 Jy ! Component: 200 - total flux cleaned = -1.04956e-05 Jy ! Component: 250 - total flux cleaned = -6.78985e-05 Jy ! Component: 300 - total flux cleaned = -0.000123828 Jy ! Component: 350 - total flux cleaned = -0.000178629 Jy ! Component: 400 - total flux cleaned = -0.0002456 Jy ! Component: 450 - total flux cleaned = -0.000324286 Jy ! Component: 500 - total flux cleaned = -0.000388397 Jy ! Component: 550 - total flux cleaned = -0.00043888 Jy ! Component: 600 - total flux cleaned = -0.000500767 Jy ! Component: 650 - total flux cleaned = -0.000513095 Jy ! Component: 700 - total flux cleaned = -0.000633689 Jy ! Component: 750 - total flux cleaned = -0.000669628 Jy ! Component: 800 - total flux cleaned = -0.000752229 Jy ! Component: 850 - total flux cleaned = -0.00082229 Jy ! Component: 900 - total flux cleaned = -0.000925868 Jy ! Component: 950 - total flux cleaned = -0.000959951 Jy ! Component: 1000 - total flux cleaned = -0.0010163 Jy ! Component: 1050 - total flux cleaned = -0.00108306 Jy ! Component: 1100 - total flux cleaned = -0.00113817 Jy ! Component: 1150 - total flux cleaned = -0.00114908 Jy ! Component: 1200 - total flux cleaned = -0.00121427 Jy ! Component: 1250 - total flux cleaned = -0.00128953 Jy ! Component: 1300 - total flux cleaned = -0.00133211 Jy ! Component: 1350 - total flux cleaned = -0.00136382 Jy ! Component: 1400 - total flux cleaned = -0.00142676 Jy ! Component: 1450 - total flux cleaned = -0.00144765 Jy ! Component: 1500 - total flux cleaned = -0.00152003 Jy ! Component: 1550 - total flux cleaned = -0.00153027 Jy ! Component: 1600 - total flux cleaned = -0.00160145 Jy ! Component: 1650 - total flux cleaned = -0.00166207 Jy ! Component: 1700 - total flux cleaned = -0.0016522 Jy ! Component: 1750 - total flux cleaned = -0.0017318 Jy ! Component: 1800 - total flux cleaned = -0.00178105 Jy ! Component: 1850 - total flux cleaned = -0.00179084 Jy ! Component: 1900 - total flux cleaned = -0.00183967 Jy ! Component: 1950 - total flux cleaned = -0.00189783 Jy ! Component: 2000 - total flux cleaned = -0.00196521 Jy ! Component: 2050 - total flux cleaned = -0.0020417 Jy ! Component: 2100 - total flux cleaned = -0.00206067 Jy ! Component: 2150 - total flux cleaned = -0.00209841 Jy ! Component: 2200 - total flux cleaned = -0.00212658 Jy ! Component: 2250 - total flux cleaned = -0.00221052 Jy ! Component: 2300 - total flux cleaned = -0.0022383 Jy ! Component: 2350 - total flux cleaned = -0.00227518 Jy ! Component: 2400 - total flux cleaned = -0.00231187 Jy ! Component: 2450 - total flux cleaned = -0.00240301 Jy ! Component: 2500 - total flux cleaned = -0.00247542 Jy ! Component: 2550 - total flux cleaned = -0.0025294 Jy ! Component: 2600 - total flux cleaned = -0.00254738 Jy ! Component: 2650 - total flux cleaned = -0.00260074 Jy ! Component: 2700 - total flux cleaned = -0.0026627 Jy ! Component: 2750 - total flux cleaned = -0.00267155 Jy ! Component: 2800 - total flux cleaned = -0.00275031 Jy ! Component: 2850 - total flux cleaned = -0.00278508 Jy ! Component: 2900 - total flux cleaned = -0.00283694 Jy ! Component: 2950 - total flux cleaned = -0.0028799 Jy ! Component: 3000 - total flux cleaned = -0.00291409 Jy ! Component: 3050 - total flux cleaned = -0.00292261 Jy ! Component: 3100 - total flux cleaned = -0.00296499 Jy ! Component: 3150 - total flux cleaned = -0.00298193 Jy ! Component: 3200 - total flux cleaned = -0.00302379 Jy ! Component: 3250 - total flux cleaned = -0.00305718 Jy ! Component: 3300 - total flux cleaned = -0.00309036 Jy ! Component: 3350 - total flux cleaned = -0.00312342 Jy ! Component: 3400 - total flux cleaned = -0.00316452 Jy ! Component: 3450 - total flux cleaned = -0.00317271 Jy ! Component: 3500 - total flux cleaned = -0.0032297 Jy ! Component: 3550 - total flux cleaned = -0.00322159 Jy ! Component: 3600 - total flux cleaned = -0.00322157 Jy ! Component: 3650 - total flux cleaned = -0.00323765 Jy ! Component: 3700 - total flux cleaned = -0.00327761 Jy ! Component: 3750 - total flux cleaned = -0.00330939 Jy ! Component: 3800 - total flux cleaned = -0.00330147 Jy ! Component: 3850 - total flux cleaned = -0.00331724 Jy ! Component: 3900 - total flux cleaned = -0.00336416 Jy ! Component: 3950 - total flux cleaned = -0.00336417 Jy ! Component: 4000 - total flux cleaned = -0.00334866 Jy ! Component: 4050 - total flux cleaned = -0.00336413 Jy ! Total flux subtracted in 4096 components = -0.00339489 Jy ! Clean residual min=-0.000479 max=0.000422 Jy/beam ! Clean residual mean=-0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0893649 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 404 components and 0.0893649 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0237+0526_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8814 x 2.052 at -3.846 degrees (North through East) ! Clean map min=-0.00083334 max=0.074784 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0237+0526_X_map.fits wmodel /image_prod/ug002_uva//J0237+0526_X_map.mod ! Writing 404 model components to file: /image_prod/ug002_uva//J0237+0526_X_map.mod wobs /image_prod/ug002_uva//J0237+0526_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0237+0526_X_uvs.fits wwins /image_prod/ug002_uva//J0237+0526_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0237+0526_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0747844 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000133613 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.535994 0.535994 1.07199 2.14397 4.28795 8.5759 17.1518 34.3036 68.6072 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.074 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 559.708 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0237+0526_X_dfm.log closed on Wed Mar 4 19:36:47 2020