! Started logfile: /image_prod/ug002_uva//J0657+5741_X_dfm.log on Wed Mar 4 21:36:16 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J0657+5741_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0657+5741_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.844074 visibilities/baseline/integration-bin. ! Found source: J0657+5741 ! ! 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 27348 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 J0657+5741_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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005432Jy sigma=9.358584 ! Fit after self-cal, rms=0.936619Jy sigma=8.673302 ! 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=0.7043 mas, bmaj=0.9771 mas, bpa=11.95 degrees ! Estimated noise=1.08595 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 = 0.0445675 Jy ! Component: 100 - total flux cleaned = 0.0640931 Jy ! Total flux subtracted in 100 components = 0.0640931 Jy ! Clean residual min=-0.004319 max=0.010434 Jy/beam ! Clean residual mean=0.000017 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 0.0640931 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0640931 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=0.059090Jy sigma=0.537804 ! Fit after self-cal, rms=0.057972Jy sigma=0.528863 ! Inverting map ! Added new window around map position (0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121867 Jy ! Component: 100 - total flux cleaned = 0.0200404 Jy ! Total flux subtracted in 100 components = 0.0200404 Jy ! Clean residual min=-0.003192 max=0.005671 Jy/beam ! Clean residual mean=0.000009 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.0841334 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.0841334 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=0.053340Jy sigma=0.479102 ! Fit after self-cal, rms=0.053208Jy sigma=0.477945 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00637346 Jy ! Component: 100 - total flux cleaned = 0.0106644 Jy ! Total flux subtracted in 100 components = 0.0106644 Jy ! Clean residual min=-0.002718 max=0.004019 Jy/beam ! Clean residual mean=0.000005 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.0947978 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.0947978 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=0.051728Jy sigma=0.461945 ! Fit after self-cal, rms=0.051645Jy sigma=0.461153 ! Inverting map ! Added new window around map position (1.6, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.004246 Jy ! Component: 100 - total flux cleaned = 0.00715874 Jy ! Total flux subtracted in 100 components = 0.00715874 Jy ! Clean residual min=-0.002478 max=0.003140 Jy/beam ! Clean residual mean=0.000002 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.101956 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 0.101956 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=0.050986Jy sigma=0.454110 ! Fit after self-cal, rms=0.050936Jy sigma=0.453576 ! 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=0.9209 mas, bmaj=1.257 mas, bpa=11.88 degrees ! Estimated noise=0.466632 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 = 0.00520918 Jy ! Component: 100 - total flux cleaned = 0.00848144 Jy ! Component: 150 - total flux cleaned = 0.0106897 Jy ! Component: 200 - total flux cleaned = 0.012214 Jy ! Total flux subtracted in 200 components = 0.012214 Jy ! Clean residual min=-0.001882 max=0.002582 Jy/beam ! Clean residual mean=0.000007 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.114171 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 65 components and 0.114171 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=0.050357Jy sigma=0.447634 ! Fit after self-cal, rms=0.050315Jy sigma=0.447157 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9209 x 1.257 at 11.88 degrees (North through East) ! Clean map min=-0.0016894 max=0.057805 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.98 KP 1.04 ! LA 1.01 MK 1.04 OV 0.96 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.97 KP 1.06 ! LA 1.03 MK 1.02 OV 0.92 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.01 KP 1.01 ! LA 1.02 MK 1.08 OV 0.95 PT 0.92 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.93 KP 1.03 ! LA 1.03 MK 1.07 OV 0.94 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.94 KP 1.06 ! LA 1.01 MK 1.07 OV 0.95 PT 0.89 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.94 KP 1.00 ! LA 1.05 MK 1.06 OV 0.93 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.95 KP 1.08 ! LA 1.03 MK 1.07 OV 0.96 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.94 KP 1.08 ! LA 1.05 MK 1.01 OV 0.95 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.01 KP 1.04 ! LA 1.03 MK 1.02 OV 0.96 PT 0.90 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.93 KP 1.01 ! LA 1.02 MK 1.05 OV 0.97 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.95 KP 1.04 ! LA 1.06 MK 1.11 OV 0.93 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.89 KP 1.06 ! LA 1.08 MK 1.01 OV 0.92 PT 0.94 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.050315Jy sigma=0.447157 ! Fit after self-cal, rms=0.049599Jy sigma=0.444336 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.927 mas, bmaj=1.264 mas, bpa=11.76 degrees ! Estimated noise=0.460632 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 (0.8, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012 Jy ! Component: 100 - total flux cleaned = 0.00139055 Jy ! Component: 150 - total flux cleaned = 0.00157081 Jy ! Component: 200 - total flux cleaned = 0.00164619 Jy ! Total flux subtracted in 200 components = 0.00164619 Jy ! Clean residual min=-0.001083 max=0.001174 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.115817 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.115817 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=0.049544Jy sigma=0.443783 ! Fit after self-cal, rms=0.049550Jy sigma=0.443637 ! 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=0.049550Jy sigma=0.443637 ! Fit after self-cal, rms=0.049364Jy sigma=0.442505 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9232 mas, bmaj=1.256 mas, bpa=10.64 degrees ! Estimated noise=0.458015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000288951 Jy ! Component: 100 - total flux cleaned = 0.000384601 Jy ! Component: 150 - total flux cleaned = 0.000404045 Jy ! Component: 200 - total flux cleaned = 0.000403512 Jy ! Total flux subtracted in 200 components = 0.000403512 Jy ! Clean residual min=-0.001079 max=0.001088 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.11622 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 89 components and 0.11622 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=0.049345Jy sigma=0.442334 ! Fit after self-cal, rms=0.049360Jy sigma=0.442266 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 (5, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000571404 Jy ! Component: 100 - total flux cleaned = 0.000862126 Jy ! Component: 150 - total flux cleaned = 0.00105643 Jy ! Component: 200 - total flux cleaned = 0.0011072 Jy ! Total flux subtracted in 200 components = 0.0011072 Jy ! Clean residual min=-0.001003 max=0.000867 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.117327 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 0.117327 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=0.049333Jy sigma=0.442044 ! Fit after self-cal, rms=0.049334Jy sigma=0.442006 ! 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=0.049334Jy sigma=0.442006 ! Fit after self-cal, rms=0.049294Jy sigma=0.441978 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9189 mas, bmaj=1.259 mas, bpa=10.73 degrees ! Estimated noise=0.456152 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000302455 Jy ! Component: 100 - total flux cleaned = 0.000437727 Jy ! Component: 150 - total flux cleaned = 0.00051936 Jy ! Component: 200 - total flux cleaned = 0.000563448 Jy ! Total flux subtracted in 200 components = 0.000563448 Jy ! Clean residual min=-0.000970 max=0.000843 Jy/beam ! Clean residual mean=-0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.117891 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 105 components and 0.117891 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=0.049280Jy sigma=0.441873 ! Fit after self-cal, rms=0.049286Jy sigma=0.441857 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 = 7.20226e-05 Jy ! Component: 100 - total flux cleaned = 8.57645e-05 Jy ! Component: 150 - total flux cleaned = 0.000111754 Jy ! Component: 200 - total flux cleaned = 0.000111815 Jy ! Total flux subtracted in 200 components = 0.000111815 Jy ! Clean residual min=-0.000936 max=0.000827 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.118003 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 108 components and 0.118003 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=0.441801 ! Fit after self-cal, rms=0.049278Jy sigma=0.441796 ! 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=0.049278Jy sigma=0.441796 ! Fit after self-cal, rms=0.049234Jy sigma=0.441784 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.177 mas, bmaj=2.48 mas, bpa=44.37 degrees ! Estimated noise=0.612386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451332 Jy ! Component: 100 - total flux cleaned = 0.000425445 Jy ! Component: 150 - total flux cleaned = 0.000424665 Jy ! Component: 200 - total flux cleaned = 0.000415716 Jy ! Total flux subtracted in 200 components = 0.000415716 Jy ! Clean residual min=-0.001182 max=0.000864 Jy/beam ! Clean residual mean=-0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.118418 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 120 components and 0.118418 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=0.049233Jy sigma=0.441762 ! Fit after self-cal, rms=0.049234Jy sigma=0.441747 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 = 0.000116042 Jy ! Component: 100 - total flux cleaned = 9.69236e-05 Jy ! Component: 150 - total flux cleaned = 7.26305e-05 Jy ! Component: 200 - total flux cleaned = 6.57057e-05 Jy ! Total flux subtracted in 200 components = 6.57057e-05 Jy ! Clean residual min=-0.001145 max=0.000834 Jy/beam ! Clean residual mean=-0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.118484 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 125 components and 0.118484 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=0.049233Jy sigma=0.441739 ! Fit after self-cal, rms=0.049232Jy sigma=0.441733 ! 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=0.9165 mas, bmaj=1.261 mas, bpa=10.79 degrees ! Estimated noise=0.454972 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9165 x 1.261 at 10.79 degrees (North through East) ! Clean map min=-0.0009946 max=0.055623 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=0.6976 mas, bmaj=0.9864 mas, bpa=10.76 degrees ! Estimated noise=1.05205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0440045 Jy ! Component: 100 - total flux cleaned = 0.0651234 Jy ! Component: 150 - total flux cleaned = 0.0779291 Jy ! Component: 200 - total flux cleaned = 0.0864046 Jy ! Total flux subtracted in 200 components = 0.0864046 Jy ! Clean residual min=-0.002837 max=0.005039 Jy/beam ! Clean residual mean=0.000008 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.0864046 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0864046 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9165 mas, bmaj=1.261 mas, bpa=10.79 degrees ! Estimated noise=0.454972 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 = 0.0107837 Jy ! Component: 100 - total flux cleaned = 0.0172027 Jy ! Component: 150 - total flux cleaned = 0.0213689 Jy ! Component: 200 - total flux cleaned = 0.0241483 Jy ! Total flux subtracted in 200 components = 0.0241483 Jy ! Clean residual min=-0.001335 max=0.002492 Jy/beam ! Clean residual mean=0.000008 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.110553 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 51 components and 0.110553 Jy ! Inverting map ! Added new window around map position (-1.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235174 Jy ! Component: 100 - total flux cleaned = 0.00388746 Jy ! Component: 150 - total flux cleaned = 0.00505661 Jy ! Component: 200 - total flux cleaned = 0.00570518 Jy ! Total flux subtracted in 200 components = 0.00570518 Jy ! Clean residual min=-0.001083 max=0.001086 Jy/beam ! Clean residual mean=0.000002 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.116258 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 72 components and 0.116258 Jy ! Inverting map ! Added new window around map position (2.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000869853 Jy ! Component: 100 - total flux cleaned = 0.00113701 Jy ! Component: 150 - total flux cleaned = 0.00137042 Jy ! Component: 200 - total flux cleaned = 0.00157739 Jy ! Total flux subtracted in 200 components = 0.00157739 Jy ! Clean residual min=-0.000980 max=0.000817 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.117835 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 89 components and 0.117835 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=2.177 mas, bmaj=2.48 mas, bpa=44.37 degrees ! Estimated noise=0.612386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000495501 Jy ! Component: 100 - total flux cleaned = 0.000660852 Jy ! Component: 150 - total flux cleaned = 0.00072447 Jy ! Component: 200 - total flux cleaned = 0.000746271 Jy ! Total flux subtracted in 200 components = 0.000746271 Jy ! Clean residual min=-0.001151 max=0.000763 Jy/beam ! Clean residual mean=-0.000002 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.118582 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 = -7.85294e-08 Jy ! Component: 100 - total flux cleaned = 8.51171e-06 Jy ! Component: 150 - total flux cleaned = 1.66702e-05 Jy ! Component: 200 - total flux cleaned = 2.41459e-05 Jy ! Total flux subtracted in 200 components = 2.41459e-05 Jy ! Clean residual min=-0.001115 max=0.000766 Jy/beam ! Clean residual mean=-0.000002 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.118606 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 119 components and 0.118606 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9165 mas, bmaj=1.261 mas, bpa=10.79 degrees ! Estimated noise=0.454972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000152849 Jy ! Component: 100 - total flux cleaned = -0.000236665 Jy ! Component: 150 - total flux cleaned = -0.000267111 Jy ! Component: 200 - total flux cleaned = -0.000266698 Jy ! Total flux subtracted in 200 components = -0.000266698 Jy ! Clean residual min=-0.000936 max=0.000745 Jy/beam ! Clean residual mean=-0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.118339 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 137 components and 0.118339 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=0.049228Jy sigma=0.441719 ! Fit after self-cal, rms=0.049225Jy sigma=0.441592 wmodel J0657+5741_X_map.mod ! Writing 137 model components to file: J0657+5741_X_map.mod wobs J0657+5741_X_uvs.fits ! Writing UV FITS file: J0657+5741_X_uvs.fits wwins J0657+5741_X_map.win ! wwins: Wrote 7 windows to J0657+5741_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 = -0.000407421 Jy ! Component: 100 - total flux cleaned = -0.000770373 Jy ! Component: 150 - total flux cleaned = -0.000974212 Jy ! Component: 200 - total flux cleaned = -0.00112999 Jy ! Component: 250 - total flux cleaned = -0.00132972 Jy ! Component: 300 - total flux cleaned = -0.00147464 Jy ! Component: 350 - total flux cleaned = -0.00153341 Jy ! Component: 400 - total flux cleaned = -0.00156773 Jy ! Component: 450 - total flux cleaned = -0.00162391 Jy ! Component: 500 - total flux cleaned = -0.00167911 Jy ! Component: 550 - total flux cleaned = -0.00172248 Jy ! Component: 600 - total flux cleaned = -0.00172243 Jy ! Component: 650 - total flux cleaned = -0.00174366 Jy ! Component: 700 - total flux cleaned = -0.00174367 Jy ! Component: 750 - total flux cleaned = -0.00176421 Jy ! Component: 800 - total flux cleaned = -0.00172363 Jy ! Component: 850 - total flux cleaned = -0.00173371 Jy ! Component: 900 - total flux cleaned = -0.00173365 Jy ! Component: 950 - total flux cleaned = -0.00176296 Jy ! Component: 1000 - total flux cleaned = -0.0017726 Jy ! Component: 1050 - total flux cleaned = -0.00179171 Jy ! Component: 1100 - total flux cleaned = -0.00177276 Jy ! Component: 1150 - total flux cleaned = -0.00180104 Jy ! Component: 1200 - total flux cleaned = -0.00181972 Jy ! Component: 1250 - total flux cleaned = -0.00182892 Jy ! Component: 1300 - total flux cleaned = -0.0018836 Jy ! Component: 1350 - total flux cleaned = -0.00188353 Jy ! Component: 1400 - total flux cleaned = -0.00194617 Jy ! Component: 1450 - total flux cleaned = -0.00198153 Jy ! Component: 1500 - total flux cleaned = -0.00200788 Jy ! Component: 1550 - total flux cleaned = -0.00204266 Jy ! Component: 1600 - total flux cleaned = -0.00202529 Jy ! Component: 1650 - total flux cleaned = -0.00207676 Jy ! Component: 1700 - total flux cleaned = -0.00209383 Jy ! Component: 1750 - total flux cleaned = -0.00208544 Jy ! Component: 1800 - total flux cleaned = -0.00213591 Jy ! Component: 1850 - total flux cleaned = -0.00216909 Jy ! Component: 1900 - total flux cleaned = -0.00215247 Jy ! Component: 1950 - total flux cleaned = -0.00217696 Jy ! Component: 2000 - total flux cleaned = -0.00223402 Jy ! Component: 2050 - total flux cleaned = -0.0022501 Jy ! Component: 2100 - total flux cleaned = -0.00227416 Jy ! Component: 2150 - total flux cleaned = -0.00227418 Jy ! Component: 2200 - total flux cleaned = -0.00230579 Jy ! Component: 2250 - total flux cleaned = -0.00231376 Jy ! Component: 2300 - total flux cleaned = -0.00232933 Jy ! Component: 2350 - total flux cleaned = -0.0023216 Jy ! Component: 2400 - total flux cleaned = -0.00238321 Jy ! Component: 2450 - total flux cleaned = -0.00239085 Jy ! Component: 2500 - total flux cleaned = -0.00239853 Jy ! Component: 2550 - total flux cleaned = -0.00243622 Jy ! Component: 2600 - total flux cleaned = -0.0024438 Jy ! Component: 2650 - total flux cleaned = -0.00248864 Jy ! Component: 2700 - total flux cleaned = -0.00247382 Jy ! Component: 2750 - total flux cleaned = -0.0024959 Jy ! Component: 2800 - total flux cleaned = -0.00251791 Jy ! Component: 2850 - total flux cleaned = -0.00253247 Jy ! Component: 2900 - total flux cleaned = -0.00256145 Jy ! Component: 2950 - total flux cleaned = -0.00259746 Jy ! Component: 3000 - total flux cleaned = -0.00261174 Jy ! Component: 3050 - total flux cleaned = -0.00266151 Jy ! Component: 3100 - total flux cleaned = -0.00266147 Jy ! Component: 3150 - total flux cleaned = -0.00269665 Jy ! Component: 3200 - total flux cleaned = -0.00271765 Jy ! Component: 3250 - total flux cleaned = -0.00276636 Jy ! Component: 3300 - total flux cleaned = -0.00276629 Jy ! Component: 3350 - total flux cleaned = -0.00277321 Jy ! Component: 3400 - total flux cleaned = -0.00279366 Jy ! Component: 3450 - total flux cleaned = -0.0028073 Jy ! Component: 3500 - total flux cleaned = -0.00282762 Jy ! Component: 3550 - total flux cleaned = -0.00285454 Jy ! Component: 3600 - total flux cleaned = -0.0028479 Jy ! Component: 3650 - total flux cleaned = -0.00288798 Jy ! Component: 3700 - total flux cleaned = -0.00290126 Jy ! Component: 3750 - total flux cleaned = -0.00292109 Jy ! Component: 3800 - total flux cleaned = -0.00296052 Jy ! Component: 3850 - total flux cleaned = -0.00299969 Jy ! Component: 3900 - total flux cleaned = -0.00301272 Jy ! Component: 3950 - total flux cleaned = -0.0030322 Jy ! Component: 4000 - total flux cleaned = -0.00305802 Jy ! Component: 4050 - total flux cleaned = -0.003058 Jy ! Total flux subtracted in 4096 components = -0.00308999 Jy ! Clean residual min=-0.000443 max=0.000338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.115249 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 435 components and 0.115249 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0657+5741_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9165 x 1.261 at 10.79 degrees (North through East) ! Clean map min=-0.00071795 max=0.05483 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0657+5741_X_map.fits wmodel /image_prod/ug002_uva//J0657+5741_X_map.mod ! Writing 435 model components to file: /image_prod/ug002_uva//J0657+5741_X_map.mod wobs /image_prod/ug002_uva//J0657+5741_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0657+5741_X_uvs.fits wwins /image_prod/ug002_uva//J0657+5741_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J0657+5741_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.05483 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104547 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.572026 0.572026 1.14405 2.2881 4.57621 9.15242 18.3048 36.6097 73.2193 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 524.451 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0657+5741_X_dfm.log closed on Wed Mar 4 21:36:22 2020