! Started logfile: /image_prod/ug002_uva//J1250+1621_X_dfm.log on Thu Mar 5 00:51:16 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//J1250+1621_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1250+1621_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.980741 visibilities/baseline/integration-bin. ! Found source: J1250+1621 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 31776 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 J1250+1621_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012710Jy sigma=9.067655 ! Fit after self-cal, rms=0.848434Jy sigma=7.548371 ! 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=0.711 mas, bmaj=1.565 mas, bpa=-1.933 degrees ! Estimated noise=1.01766 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 = 0.107642 Jy ! Component: 100 - total flux cleaned = 0.150812 Jy ! Total flux subtracted in 100 components = 0.150812 Jy ! Clean residual min=-0.009173 max=0.026789 Jy/beam ! Clean residual mean=0.000011 rms=0.002225 Jy/beam ! Combined flux in latest and established models = 0.150812 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.150812 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=0.078823Jy sigma=0.689089 ! Fit after self-cal, rms=0.078472Jy sigma=0.686804 ! Inverting map ! Added new window around map position (0.8, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0279321 Jy ! Component: 100 - total flux cleaned = 0.043255 Jy ! Total flux subtracted in 100 components = 0.043255 Jy ! Clean residual min=-0.006092 max=0.011456 Jy/beam ! Clean residual mean=0.000007 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 0.194067 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.194067 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=0.063769Jy sigma=0.535940 ! Fit after self-cal, rms=0.063104Jy sigma=0.530235 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123589 Jy ! Component: 100 - total flux cleaned = 0.019451 Jy ! Total flux subtracted in 100 components = 0.019451 Jy ! Clean residual min=-0.005389 max=0.009263 Jy/beam ! Clean residual mean=0.000005 rms=0.001109 Jy/beam ! Combined flux in latest and established models = 0.213518 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.213518 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=0.059466Jy sigma=0.492984 ! Fit after self-cal, rms=0.059234Jy sigma=0.490525 ! Inverting map ! Added new window around map position (-1, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00959157 Jy ! Component: 100 - total flux cleaned = 0.0136258 Jy ! Total flux subtracted in 100 components = 0.0136258 Jy ! Clean residual min=-0.005783 max=0.005302 Jy/beam ! Clean residual mean=0.000004 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.227143 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.227143 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=0.057243Jy sigma=0.472843 ! Fit after self-cal, rms=0.057057Jy sigma=0.471170 ! 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=0.8978 mas, bmaj=1.871 mas, bpa=-1.446 degrees ! Estimated noise=0.451749 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 = 0.00639479 Jy ! Component: 100 - total flux cleaned = 0.00886232 Jy ! Component: 150 - total flux cleaned = 0.00935546 Jy ! Component: 200 - total flux cleaned = 0.00960867 Jy ! Total flux subtracted in 200 components = 0.00960867 Jy ! Clean residual min=-0.004016 max=0.003638 Jy/beam ! Clean residual mean=0.000010 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.236752 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 49 components and 0.236752 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=0.056221Jy sigma=0.464589 ! Fit after self-cal, rms=0.056147Jy sigma=0.463862 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8978 x 1.871 at -1.446 degrees (North through East) ! Clean map min=-0.0036803 max=0.13807 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.97 KP 1.06 ! LA 1.04 MK 0.95 OV 0.94 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.01 KP 1.07 ! LA 1.03 MK 0.90 OV 0.93 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.00 KP 1.05 ! LA 1.05 MK 0.91 OV 0.93 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.96 KP 1.05 ! LA 1.04 MK 0.99 OV 0.94 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.00 KP 1.05 ! LA 1.05 MK 0.93 OV 0.95 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.98 KP 1.05 ! LA 1.03 MK 0.95 OV 0.92 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.99 KP 1.04 ! LA 1.05 MK 0.98 OV 0.94 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.00 KP 1.08 ! LA 1.05 MK 1.00 OV 0.92 PT 0.91 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.00 KP 1.04 ! LA 1.02 MK 0.95 OV 0.92 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.00 KP 1.05 ! LA 1.03 MK 0.97 OV 0.92 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.02 KP 1.07 ! LA 1.02 MK 0.97 OV 0.92 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 0.98 KP 1.06 ! LA 1.00 MK 1.00 OV 0.92 PT 0.91 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.056147Jy sigma=0.463862 ! Fit after self-cal, rms=0.054081Jy sigma=0.451621 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8925 mas, bmaj=1.871 mas, bpa=-1.944 degrees ! Estimated noise=0.445454 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 = 0.000186705 Jy ! Component: 100 - total flux cleaned = 0.00035972 Jy ! Component: 150 - total flux cleaned = 0.000430957 Jy ! Component: 200 - total flux cleaned = 0.000490632 Jy ! Total flux subtracted in 200 components = 0.000490632 Jy ! Clean residual min=-0.002916 max=0.002074 Jy/beam ! Clean residual mean=0.000000 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.237243 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.237243 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=0.053833Jy sigma=0.449715 ! Fit after self-cal, rms=0.053801Jy sigma=0.449405 ! 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=0.053801Jy sigma=0.449405 ! Fit after self-cal, rms=0.054104Jy sigma=0.447453 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8884 mas, bmaj=1.865 mas, bpa=-1.893 degrees ! Estimated noise=0.445429 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00015387 Jy ! Component: 100 - total flux cleaned = -0.000114539 Jy ! Component: 150 - total flux cleaned = -0.000114852 Jy ! Component: 200 - total flux cleaned = -0.00015335 Jy ! Total flux subtracted in 200 components = -0.00015335 Jy ! Clean residual min=-0.002287 max=0.001699 Jy/beam ! Clean residual mean=0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.237089 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 63 components and 0.237089 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=0.053999Jy sigma=0.446634 ! Fit after self-cal, rms=0.053982Jy sigma=0.446434 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.67446e-05 Jy ! Component: 100 - total flux cleaned = 1.47375e-05 Jy ! Component: 150 - total flux cleaned = -5.62414e-05 Jy ! Component: 200 - total flux cleaned = -8.80127e-05 Jy ! Total flux subtracted in 200 components = -8.80127e-05 Jy ! Clean residual min=-0.002109 max=0.001633 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.237001 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 0.237001 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=0.053914Jy sigma=0.445903 ! Fit after self-cal, rms=0.053896Jy sigma=0.445760 ! 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=0.053896Jy sigma=0.445760 ! Fit after self-cal, rms=0.054083Jy sigma=0.445728 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8883 mas, bmaj=1.866 mas, bpa=-1.832 degrees ! Estimated noise=0.446157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.38103e-05 Jy ! Component: 100 - total flux cleaned = -1.11578e-05 Jy ! Component: 150 - total flux cleaned = -0.000107107 Jy ! Component: 200 - total flux cleaned = -0.000192482 Jy ! Total flux subtracted in 200 components = -0.000192482 Jy ! Clean residual min=-0.001922 max=0.001462 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.236809 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.236809 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=0.054028Jy sigma=0.445302 ! Fit after self-cal, rms=0.054015Jy sigma=0.445194 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.27589e-05 Jy ! Component: 100 - total flux cleaned = -8.46518e-05 Jy ! Component: 150 - total flux cleaned = -0.000113142 Jy ! Component: 200 - total flux cleaned = -0.000138612 Jy ! Total flux subtracted in 200 components = -0.000138612 Jy ! Clean residual min=-0.001789 max=0.001408 Jy/beam ! Clean residual mean=0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.23667 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 70 components and 0.23667 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=0.053977Jy sigma=0.444883 ! Fit after self-cal, rms=0.053964Jy sigma=0.444794 ! 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=0.053964Jy sigma=0.444794 ! Fit after self-cal, rms=0.054091Jy sigma=0.444775 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.275 mas, bmaj=2.978 mas, bpa=8.676 degrees ! Estimated noise=0.56949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000369698 Jy ! Component: 100 - total flux cleaned = -0.000391669 Jy ! Component: 150 - total flux cleaned = -0.000427426 Jy ! Component: 200 - total flux cleaned = -0.000455879 Jy ! Total flux subtracted in 200 components = -0.000455879 Jy ! Clean residual min=-0.000923 max=0.001124 Jy/beam ! Clean residual mean=0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.236214 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.236214 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=0.054081Jy sigma=0.444677 ! Fit after self-cal, rms=0.054075Jy sigma=0.444638 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 (38.4, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000643207 Jy ! Component: 100 - total flux cleaned = 0.000694051 Jy ! Component: 150 - total flux cleaned = 0.00073752 Jy ! Component: 200 - total flux cleaned = 0.000775858 Jy ! Total flux subtracted in 200 components = 0.000775858 Jy ! Clean residual min=-0.000918 max=0.000822 Jy/beam ! Clean residual mean=0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.23699 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 105 components and 0.23699 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=0.054055Jy sigma=0.444454 ! Fit after self-cal, rms=0.054052Jy sigma=0.444435 ! 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=0.8887 mas, bmaj=1.867 mas, bpa=-1.77 degrees ! Estimated noise=0.446886 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8887 x 1.867 at -1.77 degrees (North through East) ! Clean map min=-0.0015227 max=0.13598 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=0.704 mas, bmaj=1.562 mas, bpa=-2.153 degrees ! Estimated noise=1.00128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109214 Jy ! Component: 100 - total flux cleaned = 0.156549 Jy ! Component: 150 - total flux cleaned = 0.18142 Jy ! Component: 200 - total flux cleaned = 0.197222 Jy ! Total flux subtracted in 200 components = 0.197222 Jy ! Clean residual min=-0.003618 max=0.008425 Jy/beam ! Clean residual mean=0.000004 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 0.197222 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.197222 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8887 mas, bmaj=1.867 mas, bpa=-1.77 degrees ! Estimated noise=0.446886 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 = 0.0165048 Jy ! Component: 100 - total flux cleaned = 0.0254423 Jy ! Component: 150 - total flux cleaned = 0.0307932 Jy ! Component: 200 - total flux cleaned = 0.0341514 Jy ! Total flux subtracted in 200 components = 0.0341514 Jy ! Clean residual min=-0.001669 max=0.002509 Jy/beam ! Clean residual mean=0.000003 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.231374 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 48 components and 0.231374 Jy ! Inverting map ! Added new window around map position (-2.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232477 Jy ! Component: 100 - total flux cleaned = 0.0028341 Jy ! Component: 150 - total flux cleaned = 0.00314651 Jy ! Component: 200 - total flux cleaned = 0.00347937 Jy ! Total flux subtracted in 200 components = 0.00347937 Jy ! Clean residual min=-0.001275 max=0.001345 Jy/beam ! Clean residual mean=0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.234853 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 66 components and 0.234853 Jy ! Inverting map ! Added new window around map position (8.6, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000558771 Jy ! Component: 100 - total flux cleaned = 0.000835168 Jy ! Component: 150 - total flux cleaned = 0.00108644 Jy ! Component: 200 - total flux cleaned = 0.00131697 Jy ! Total flux subtracted in 200 components = 0.00131697 Jy ! Clean residual min=-0.001129 max=0.001047 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.23617 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 82 components and 0.23617 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=2.275 mas, bmaj=2.978 mas, bpa=8.676 degrees ! Estimated noise=0.56949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000750568 Jy ! Component: 100 - total flux cleaned = 0.00102925 Jy ! Component: 150 - total flux cleaned = 0.00109802 Jy ! Component: 200 - total flux cleaned = 0.00109876 Jy ! Total flux subtracted in 200 components = 0.00109876 Jy ! Clean residual min=-0.000915 max=0.000917 Jy/beam ! Clean residual mean=0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.237269 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) ! Added new window around map position (-37.8, -35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000365653 Jy ! Component: 100 - total flux cleaned = 0.00036221 Jy ! Component: 150 - total flux cleaned = 0.000474274 Jy ! Component: 200 - total flux cleaned = 0.000474734 Jy ! Total flux subtracted in 200 components = 0.000474734 Jy ! Clean residual min=-0.000779 max=0.000700 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.237744 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 137 components and 0.237744 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8887 mas, bmaj=1.867 mas, bpa=-1.77 degrees ! Estimated noise=0.446886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000253483 Jy ! Component: 100 - total flux cleaned = -0.000253529 Jy ! Component: 150 - total flux cleaned = -0.000113013 Jy ! Component: 200 - total flux cleaned = -7.58461e-06 Jy ! Total flux subtracted in 200 components = -7.58461e-06 Jy ! Clean residual min=-0.000976 max=0.000996 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.237736 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 151 components and 0.237736 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=0.053905Jy sigma=0.443090 ! Fit after self-cal, rms=0.053874Jy sigma=0.442867 wmodel J1250+1621_X_map.mod ! Writing 151 model components to file: J1250+1621_X_map.mod wobs J1250+1621_X_uvs.fits ! Writing UV FITS file: J1250+1621_X_uvs.fits wwins J1250+1621_X_map.win ! wwins: Wrote 7 windows to J1250+1621_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 = 9.55336e-05 Jy ! Component: 100 - total flux cleaned = 9.43095e-05 Jy ! Component: 150 - total flux cleaned = -1.15834e-05 Jy ! Component: 200 - total flux cleaned = -8.43544e-05 Jy ! Component: 250 - total flux cleaned = -9.8878e-05 Jy ! Component: 300 - total flux cleaned = -0.000154092 Jy ! Component: 350 - total flux cleaned = -0.000180552 Jy ! Component: 400 - total flux cleaned = -0.000141448 Jy ! Component: 450 - total flux cleaned = -0.000141498 Jy ! Component: 500 - total flux cleaned = -0.000128875 Jy ! Component: 550 - total flux cleaned = -0.000178045 Jy ! Component: 600 - total flux cleaned = -0.000201995 Jy ! Component: 650 - total flux cleaned = -0.000237789 Jy ! Component: 700 - total flux cleaned = -0.000296387 Jy ! Component: 750 - total flux cleaned = -0.000342446 Jy ! Component: 800 - total flux cleaned = -0.000365154 Jy ! Component: 850 - total flux cleaned = -0.000387572 Jy ! Component: 900 - total flux cleaned = -0.000409906 Jy ! Component: 950 - total flux cleaned = -0.000475448 Jy ! Component: 1000 - total flux cleaned = -0.000550812 Jy ! Component: 1050 - total flux cleaned = -0.000593107 Jy ! Component: 1100 - total flux cleaned = -0.000645418 Jy ! Component: 1150 - total flux cleaned = -0.000686786 Jy ! Component: 1200 - total flux cleaned = -0.000748164 Jy ! Component: 1250 - total flux cleaned = -0.000758219 Jy ! Component: 1300 - total flux cleaned = -0.000808271 Jy ! Component: 1350 - total flux cleaned = -0.000847781 Jy ! Component: 1400 - total flux cleaned = -0.000886901 Jy ! Component: 1450 - total flux cleaned = -0.000906074 Jy ! Component: 1500 - total flux cleaned = -0.000953749 Jy ! Component: 1550 - total flux cleaned = -0.000915758 Jy ! Component: 1600 - total flux cleaned = -0.000943971 Jy ! Component: 1650 - total flux cleaned = -0.000971763 Jy ! Component: 1700 - total flux cleaned = -0.00100853 Jy ! Component: 1750 - total flux cleaned = -0.00102659 Jy ! Component: 1800 - total flux cleaned = -0.00104462 Jy ! Component: 1850 - total flux cleaned = -0.00102675 Jy ! Component: 1900 - total flux cleaned = -0.00107998 Jy ! Component: 1950 - total flux cleaned = -0.00109765 Jy ! Component: 2000 - total flux cleaned = -0.00111503 Jy ! Component: 2050 - total flux cleaned = -0.00113247 Jy ! Component: 2100 - total flux cleaned = -0.00114975 Jy ! Component: 2150 - total flux cleaned = -0.0011922 Jy ! Component: 2200 - total flux cleaned = -0.00120061 Jy ! Component: 2250 - total flux cleaned = -0.00121741 Jy ! Component: 2300 - total flux cleaned = -0.00125056 Jy ! Component: 2350 - total flux cleaned = -0.001267 Jy ! Component: 2400 - total flux cleaned = -0.00127518 Jy ! Component: 2450 - total flux cleaned = -0.00126711 Jy ! Component: 2500 - total flux cleaned = -0.00129933 Jy ! Component: 2550 - total flux cleaned = -0.00129131 Jy ! Component: 2600 - total flux cleaned = -0.00128345 Jy ! Component: 2650 - total flux cleaned = -0.00134646 Jy ! Component: 2700 - total flux cleaned = -0.00134645 Jy ! Component: 2750 - total flux cleaned = -0.00133861 Jy ! Component: 2800 - total flux cleaned = -0.0013694 Jy ! Component: 2850 - total flux cleaned = -0.0013847 Jy ! Component: 2900 - total flux cleaned = -0.00141521 Jy ! Component: 2950 - total flux cleaned = -0.0014228 Jy ! Component: 3000 - total flux cleaned = -0.00146043 Jy ! Component: 3050 - total flux cleaned = -0.0015053 Jy ! Component: 3100 - total flux cleaned = -0.00152007 Jy ! Component: 3150 - total flux cleaned = -0.00152751 Jy ! Component: 3200 - total flux cleaned = -0.00152014 Jy ! Component: 3250 - total flux cleaned = -0.00156404 Jy ! Component: 3300 - total flux cleaned = -0.00156394 Jy ! Component: 3350 - total flux cleaned = -0.00157843 Jy ! Component: 3400 - total flux cleaned = -0.00158555 Jy ! Component: 3450 - total flux cleaned = -0.00161409 Jy ! Component: 3500 - total flux cleaned = -0.00161403 Jy ! Component: 3550 - total flux cleaned = -0.00161414 Jy ! Component: 3600 - total flux cleaned = -0.00159309 Jy ! Component: 3650 - total flux cleaned = -0.00162805 Jy ! Component: 3700 - total flux cleaned = -0.00160029 Jy ! Component: 3750 - total flux cleaned = -0.001621 Jy ! Component: 3800 - total flux cleaned = -0.00164161 Jy ! Component: 3850 - total flux cleaned = -0.00162796 Jy ! Component: 3900 - total flux cleaned = -0.00162114 Jy ! Component: 3950 - total flux cleaned = -0.00159412 Jy ! Component: 4000 - total flux cleaned = -0.00159416 Jy ! Component: 4050 - total flux cleaned = -0.00158745 Jy ! Total flux subtracted in 4096 components = -0.00156742 Jy ! Clean residual min=-0.000434 max=0.000403 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.236168 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 445 components and 0.236169 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1250+1621_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8887 x 1.867 at -1.77 degrees (North through East) ! Clean map min=-0.0012728 max=0.13594 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1250+1621_X_map.fits wmodel /image_prod/ug002_uva//J1250+1621_X_map.mod ! Writing 445 model components to file: /image_prod/ug002_uva//J1250+1621_X_map.mod wobs /image_prod/ug002_uva//J1250+1621_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1250+1621_X_uvs.fits wwins /image_prod/ug002_uva//J1250+1621_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1250+1621_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.135936 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114897 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.253569 0.253569 0.507138 1.01428 2.02855 4.05711 8.11421 16.2284 32.4569 64.9137 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.135 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1183.11 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1250+1621_X_dfm.log closed on Thu Mar 5 00:51:21 2020