! Started logfile: /image_prod/ug002_uva//J1827+2638_X_dfm.log on Thu Mar 5 03:45:07 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//J1827+2638_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1827+2638_X_uva.fits ! AN table 1: 75 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.828095 visibilities/baseline/integration-bin. ! Found source: J1827+2638 ! ! 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 108 lines of history. ! ! Reading 20868 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 J1827+2638_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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004501Jy sigma=9.595840 ! Fit after self-cal, rms=0.915464Jy sigma=8.732985 ! 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=0.7029 mas, bmaj=1.42 mas, bpa=-0.1903 degrees ! Estimated noise=1.02246 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 = 0.065027 Jy ! Component: 100 - total flux cleaned = 0.0804867 Jy ! Total flux subtracted in 100 components = 0.0804867 Jy ! Clean residual min=-0.003876 max=0.007618 Jy/beam ! Clean residual mean=0.000003 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.0804867 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0804867 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=0.051367Jy sigma=0.464948 ! Fit after self-cal, rms=0.051256Jy sigma=0.463972 ! Inverting map ! Added new window around map position (-1, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00784895 Jy ! Component: 100 - total flux cleaned = 0.0125246 Jy ! Total flux subtracted in 100 components = 0.0125246 Jy ! Clean residual min=-0.002943 max=0.002979 Jy/beam ! Clean residual mean=0.000002 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.0930113 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.0930113 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=0.049851Jy sigma=0.448053 ! Fit after self-cal, rms=0.049812Jy sigma=0.447656 ! 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=0.905 mas, bmaj=1.664 mas, bpa=0.1727 degrees ! Estimated noise=0.521966 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 = 0.00465709 Jy ! Component: 100 - total flux cleaned = 0.00749445 Jy ! Component: 150 - total flux cleaned = 0.00947369 Jy ! Component: 200 - total flux cleaned = 0.0109224 Jy ! Total flux subtracted in 200 components = 0.0109224 Jy ! Clean residual min=-0.002435 max=0.002427 Jy/beam ! Clean residual mean=0.000001 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.103934 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 36 components and 0.103934 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=0.049380Jy sigma=0.442166 ! Fit after self-cal, rms=0.049364Jy sigma=0.441941 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.905 x 1.664 at 0.1727 degrees (North through East) ! Clean map min=-0.0022053 max=0.085298 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.99 KP 1.04 ! MK 1.03 NL 1.14 OV 0.88 SC 0.96 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 1.02 KP 1.03 ! MK 1.03 NL 1.16 OV 0.92 SC 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.99 KP 1.04 ! MK 1.03 NL 1.10 OV 0.91 SC 1.01 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.96 KP 1.02 ! MK 1.04 NL 1.13 OV 0.93 SC 1.07 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.97 KP 1.02 ! MK 1.05 NL 1.13 OV 0.90 SC 1.00 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.98 KP 1.04 ! MK 1.08 NL 1.12 OV 0.86 SC 1.01 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.99 KP 0.99 ! MK 1.03 NL 1.08 OV 0.91 SC 1.03 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 1.00 KP 1.05 ! MK 1.01 NL 1.11 OV 0.94 SC 0.98 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.98 KP 1.03 ! MK 1.04 NL 1.15 OV 0.87 SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.99 KP 1.04 ! MK 1.03 NL 1.13 OV 0.88 SC 0.97 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.97 KP 1.03 ! MK 1.04 NL 1.12 OV 0.91 SC 1.01 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 0.98 KP 0.99 ! MK 1.08 NL 1.14 OV 0.92 SC 0.94 ! ! ! Fit before self-cal, rms=0.049364Jy sigma=0.441941 ! Fit after self-cal, rms=0.048089Jy sigma=0.435647 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9113 mas, bmaj=1.665 mas, bpa=0.8577 degrees ! Estimated noise=0.519585 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 = -0.000343204 Jy ! Component: 100 - total flux cleaned = -0.000516986 Jy ! Component: 150 - total flux cleaned = -0.000615188 Jy ! Component: 200 - total flux cleaned = -0.00065456 Jy ! Total flux subtracted in 200 components = -0.00065456 Jy ! Clean residual min=-0.001131 max=0.001072 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.103279 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 49 components and 0.103279 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=0.048069Jy sigma=0.435485 ! Fit after self-cal, rms=0.048090Jy sigma=0.435328 ! 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=0.048090Jy sigma=0.435328 ! Fit after self-cal, rms=0.048019Jy sigma=0.434584 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9086 mas, bmaj=1.663 mas, bpa=0.5598 degrees ! Estimated noise=0.518678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.09843e-05 Jy ! Component: 100 - total flux cleaned = -0.00013416 Jy ! Component: 150 - total flux cleaned = -0.000216329 Jy ! Component: 200 - total flux cleaned = -0.000285486 Jy ! Total flux subtracted in 200 components = -0.000285486 Jy ! Clean residual min=-0.001070 max=0.000915 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.102994 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.102994 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=0.048012Jy sigma=0.434525 ! Fit after self-cal, rms=0.048019Jy sigma=0.434493 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 = -3.78348e-05 Jy ! Component: 100 - total flux cleaned = -0.000115506 Jy ! Component: 150 - total flux cleaned = -0.000154379 Jy ! Component: 200 - total flux cleaned = -0.000180866 Jy ! Total flux subtracted in 200 components = -0.000180866 Jy ! Clean residual min=-0.001041 max=0.000912 Jy/beam ! Clean residual mean=0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.102813 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.102813 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=0.048014Jy sigma=0.434462 ! Fit after self-cal, rms=0.048013Jy sigma=0.434448 ! 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=0.048013Jy sigma=0.434448 ! Fit after self-cal, rms=0.048006Jy sigma=0.434046 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9086 mas, bmaj=1.662 mas, bpa=0.5259 degrees ! Estimated noise=0.518476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.72154e-06 Jy ! Component: 100 - total flux cleaned = -8.00847e-05 Jy ! Component: 150 - total flux cleaned = -0.000145387 Jy ! Component: 200 - total flux cleaned = -0.000199569 Jy ! Total flux subtracted in 200 components = -0.000199569 Jy ! Clean residual min=-0.000903 max=0.000956 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.102613 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 64 components and 0.102613 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=0.048002Jy sigma=0.434016 ! Fit after self-cal, rms=0.048005Jy sigma=0.433996 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 (-30.6, 45.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250507 Jy ! Component: 100 - total flux cleaned = -3.21872e-05 Jy ! Component: 150 - total flux cleaned = -0.00027996 Jy ! Component: 200 - total flux cleaned = -0.000383608 Jy ! Total flux subtracted in 200 components = -0.000383608 Jy ! Clean residual min=-0.000878 max=0.000863 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.10223 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.10223 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=0.047984Jy sigma=0.433819 ! Fit after self-cal, rms=0.047982Jy sigma=0.433807 ! 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=0.047982Jy sigma=0.433807 ! Fit after self-cal, rms=0.047985Jy sigma=0.433795 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.907 mas, bmaj=2.293 mas, bpa=-2.748 degrees ! Estimated noise=0.628813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.20772e-05 Jy ! Component: 100 - total flux cleaned = 7.07342e-05 Jy ! Component: 150 - total flux cleaned = 8.70219e-05 Jy ! Component: 200 - total flux cleaned = 0.000101191 Jy ! Total flux subtracted in 200 components = 0.000101191 Jy ! Clean residual min=-0.000825 max=0.000766 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.102331 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 95 components and 0.102331 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=0.047983Jy sigma=0.433779 ! Fit after self-cal, rms=0.047985Jy sigma=0.433776 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 = 6.42325e-06 Jy ! Component: 100 - total flux cleaned = 1.35993e-05 Jy ! Component: 150 - total flux cleaned = 4.33109e-05 Jy ! Component: 200 - total flux cleaned = 5.40326e-05 Jy ! Total flux subtracted in 200 components = 5.40326e-05 Jy ! Clean residual min=-0.000814 max=0.000759 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.102385 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.102385 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=0.047983Jy sigma=0.433766 ! Fit after self-cal, rms=0.047983Jy sigma=0.433764 ! 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=0.9083 mas, bmaj=1.661 mas, bpa=0.5029 degrees ! Estimated noise=0.51863 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9083 x 1.661 at 0.5029 degrees (North through East) ! Clean map min=-0.00077369 max=0.084426 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=0.7056 mas, bmaj=1.416 mas, bpa=-0.003144 degrees ! Estimated noise=1.01422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.06438 Jy ! Component: 100 - total flux cleaned = 0.0802671 Jy ! Component: 150 - total flux cleaned = 0.0881678 Jy ! Component: 200 - total flux cleaned = 0.0926323 Jy ! Total flux subtracted in 200 components = 0.0926323 Jy ! Clean residual min=-0.002215 max=0.002315 Jy/beam ! Clean residual mean=0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0926323 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 0.0926323 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9083 mas, bmaj=1.661 mas, bpa=0.5029 degrees ! Estimated noise=0.51863 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 = 0.00365765 Jy ! Component: 100 - total flux cleaned = 0.0057054 Jy ! Component: 150 - total flux cleaned = 0.00692481 Jy ! Component: 200 - total flux cleaned = 0.00758912 Jy ! Total flux subtracted in 200 components = 0.00758912 Jy ! Clean residual min=-0.000977 max=0.000881 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.100221 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.100221 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=1.907 mas, bmaj=2.293 mas, bpa=-2.748 degrees ! Estimated noise=0.628813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103988 Jy ! Component: 100 - total flux cleaned = 0.00139313 Jy ! Component: 150 - total flux cleaned = 0.00152882 Jy ! Component: 200 - total flux cleaned = 0.00166461 Jy ! Total flux subtracted in 200 components = 0.00166461 Jy ! Clean residual min=-0.000901 max=0.000713 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.101886 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 = 0.000125783 Jy ! Component: 100 - total flux cleaned = 0.000211364 Jy ! Component: 150 - total flux cleaned = 0.000293833 Jy ! Component: 200 - total flux cleaned = 0.000348845 Jy ! Total flux subtracted in 200 components = 0.000348845 Jy ! Clean residual min=-0.000844 max=0.000728 Jy/beam ! Clean residual mean=0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.102235 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 71 components and 0.102235 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9083 mas, bmaj=1.661 mas, bpa=0.5029 degrees ! Estimated noise=0.51863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.33336e-05 Jy ! Component: 100 - total flux cleaned = -2.73587e-06 Jy ! Component: 150 - total flux cleaned = -9.27009e-05 Jy ! Component: 200 - total flux cleaned = -0.000145933 Jy ! Total flux subtracted in 200 components = -0.000145933 Jy ! Clean residual min=-0.000932 max=0.000857 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.102089 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 84 components and 0.102089 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=0.047985Jy sigma=0.433789 ! Fit after self-cal, rms=0.047978Jy sigma=0.433740 wmodel J1827+2638_X_map.mod ! Writing 84 model components to file: J1827+2638_X_map.mod wobs J1827+2638_X_uvs.fits ! Writing UV FITS file: J1827+2638_X_uvs.fits wwins J1827+2638_X_map.win ! wwins: Wrote 3 windows to J1827+2638_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 = 2.18315e-05 Jy ! Component: 100 - total flux cleaned = 0.000147828 Jy ! Component: 150 - total flux cleaned = 0.00025391 Jy ! Component: 200 - total flux cleaned = 0.000292021 Jy ! Component: 250 - total flux cleaned = 0.000304577 Jy ! Component: 300 - total flux cleaned = 0.000328795 Jy ! Component: 350 - total flux cleaned = 0.000363824 Jy ! Component: 400 - total flux cleaned = 0.00036358 Jy ! Component: 450 - total flux cleaned = 0.000374546 Jy ! Component: 500 - total flux cleaned = 0.000352677 Jy ! Component: 550 - total flux cleaned = 0.000395476 Jy ! Component: 600 - total flux cleaned = 0.000405754 Jy ! Component: 650 - total flux cleaned = 0.000426413 Jy ! Component: 700 - total flux cleaned = 0.000457175 Jy ! Component: 750 - total flux cleaned = 0.00048722 Jy ! Component: 800 - total flux cleaned = 0.000487067 Jy ! Component: 850 - total flux cleaned = 0.000467709 Jy ! Component: 900 - total flux cleaned = 0.00048707 Jy ! Component: 950 - total flux cleaned = 0.000496502 Jy ! Component: 1000 - total flux cleaned = 0.000477676 Jy ! Component: 1050 - total flux cleaned = 0.00047765 Jy ! Component: 1100 - total flux cleaned = 0.000486749 Jy ! Component: 1150 - total flux cleaned = 0.000468774 Jy ! Component: 1200 - total flux cleaned = 0.000504314 Jy ! Component: 1250 - total flux cleaned = 0.000513062 Jy ! Component: 1300 - total flux cleaned = 0.000521882 Jy ! Component: 1350 - total flux cleaned = 0.000565067 Jy ! Component: 1400 - total flux cleaned = 0.000599192 Jy ! Component: 1450 - total flux cleaned = 0.00064146 Jy ! Component: 1500 - total flux cleaned = 0.000666527 Jy ! Component: 1550 - total flux cleaned = 0.000683065 Jy ! Component: 1600 - total flux cleaned = 0.000732261 Jy ! Component: 1650 - total flux cleaned = 0.000740321 Jy ! Component: 1700 - total flux cleaned = 0.000756585 Jy ! Component: 1750 - total flux cleaned = 0.000796466 Jy ! Component: 1800 - total flux cleaned = 0.000828246 Jy ! Component: 1850 - total flux cleaned = 0.00082819 Jy ! Component: 1900 - total flux cleaned = 0.000859249 Jy ! Component: 1950 - total flux cleaned = 0.000874607 Jy ! Component: 2000 - total flux cleaned = 0.000889887 Jy ! Component: 2050 - total flux cleaned = 0.000890016 Jy ! Component: 2100 - total flux cleaned = 0.000920153 Jy ! Component: 2150 - total flux cleaned = 0.000905325 Jy ! Component: 2200 - total flux cleaned = 0.000934917 Jy ! Component: 2250 - total flux cleaned = 0.000949659 Jy ! Component: 2300 - total flux cleaned = 0.000978856 Jy ! Component: 2350 - total flux cleaned = 0.000978842 Jy ! Component: 2400 - total flux cleaned = 0.00102206 Jy ! Component: 2450 - total flux cleaned = 0.00102915 Jy ! Component: 2500 - total flux cleaned = 0.00105042 Jy ! Component: 2550 - total flux cleaned = 0.00106454 Jy ! Component: 2600 - total flux cleaned = 0.00109241 Jy ! Component: 2650 - total flux cleaned = 0.00110622 Jy ! Component: 2700 - total flux cleaned = 0.00113381 Jy ! Component: 2750 - total flux cleaned = 0.0011543 Jy ! Component: 2800 - total flux cleaned = 0.00115427 Jy ! Component: 2850 - total flux cleaned = 0.00120842 Jy ! Component: 2900 - total flux cleaned = 0.00124875 Jy ! Component: 2950 - total flux cleaned = 0.00124205 Jy ! Component: 3000 - total flux cleaned = 0.0012952 Jy ! Component: 3050 - total flux cleaned = 0.00130842 Jy ! Component: 3100 - total flux cleaned = 0.00136091 Jy ! Component: 3150 - total flux cleaned = 0.00135435 Jy ! Component: 3200 - total flux cleaned = 0.00138026 Jy ! Component: 3250 - total flux cleaned = 0.00140602 Jy ! Component: 3300 - total flux cleaned = 0.00143172 Jy ! Component: 3350 - total flux cleaned = 0.00145718 Jy ! Component: 3400 - total flux cleaned = 0.00148251 Jy ! Component: 3450 - total flux cleaned = 0.00151395 Jy ! Component: 3500 - total flux cleaned = 0.00152031 Jy ! Component: 3550 - total flux cleaned = 0.00157005 Jy ! Component: 3600 - total flux cleaned = 0.00158863 Jy ! Component: 3650 - total flux cleaned = 0.00160705 Jy ! Component: 3700 - total flux cleaned = 0.00163149 Jy ! Component: 3750 - total flux cleaned = 0.00165581 Jy ! Component: 3800 - total flux cleaned = 0.0017042 Jy ! Component: 3850 - total flux cleaned = 0.00171018 Jy ! Component: 3900 - total flux cleaned = 0.00174613 Jy ! Component: 3950 - total flux cleaned = 0.00175204 Jy ! Component: 4000 - total flux cleaned = 0.00178162 Jy ! Component: 4050 - total flux cleaned = 0.00177569 Jy ! Total flux subtracted in 4096 components = 0.00179914 Jy ! Clean residual min=-0.000358 max=0.000346 Jy/beam ! Clean residual mean=-0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.103888 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 388 components and 0.103888 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1827+2638_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9083 x 1.661 at 0.5029 degrees (North through East) ! Clean map min=-0.00072242 max=0.084316 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1827+2638_X_map.fits wmodel /image_prod/ug002_uva//J1827+2638_X_map.mod ! Writing 388 model components to file: /image_prod/ug002_uva//J1827+2638_X_map.mod wobs /image_prod/ug002_uva//J1827+2638_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1827+2638_X_uvs.fits wwins /image_prod/ug002_uva//J1827+2638_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1827+2638_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0843157 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.80966e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.349033 0.349033 0.698066 1.39613 2.79226 5.58453 11.1691 22.3381 44.6762 89.3524 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 859.517 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1827+2638_X_dfm.log closed on Thu Mar 5 03:45:11 2020