! Started logfile: /image_prod/ug002_uva//J1917-2110_X_dfm.log on Thu Mar 5 04:06:57 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//J1917-2110_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1917-2110_X_uva.fits ! AN table 1: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.985714 visibilities/baseline/integration-bin. ! Found source: J1917-2110 ! ! 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 16560 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 J1917-2110_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013407Jy sigma=7.968086 ! Fit after self-cal, rms=0.860468Jy sigma=6.775152 ! 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=0.562 mas, bmaj=1.529 mas, bpa=-5.437 degrees ! Estimated noise=1.50546 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 = 0.105574 Jy ! Component: 100 - total flux cleaned = 0.13007 Jy ! Total flux subtracted in 100 components = 0.13007 Jy ! Clean residual min=-0.007592 max=0.009895 Jy/beam ! Clean residual mean=-0.000011 rms=0.001696 Jy/beam ! Combined flux in latest and established models = 0.13007 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.13007 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=0.071119Jy sigma=0.519529 ! Fit after self-cal, rms=0.071101Jy sigma=0.519402 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111152 Jy ! Component: 100 - total flux cleaned = 0.0177569 Jy ! Total flux subtracted in 100 components = 0.0177569 Jy ! Clean residual min=-0.006487 max=0.009564 Jy/beam ! Clean residual mean=-0.000008 rms=0.001390 Jy/beam ! Combined flux in latest and established models = 0.147827 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.147827 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=0.068498Jy sigma=0.495563 ! Fit after self-cal, rms=0.068490Jy sigma=0.495447 ! Inverting map ! Added new window around map position (-1.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00812399 Jy ! Component: 100 - total flux cleaned = 0.0129267 Jy ! Total flux subtracted in 100 components = 0.0129267 Jy ! Clean residual min=-0.005833 max=0.006233 Jy/beam ! Clean residual mean=-0.000005 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 0.160754 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.160754 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=0.067286Jy sigma=0.484017 ! Fit after self-cal, rms=0.067182Jy sigma=0.483277 ! 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=0.7134 mas, bmaj=1.822 mas, bpa=-5.469 degrees ! Estimated noise=0.711934 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 = 0.00580055 Jy ! Component: 100 - total flux cleaned = 0.00944735 Jy ! Component: 150 - total flux cleaned = 0.0119656 Jy ! Component: 200 - total flux cleaned = 0.013728 Jy ! Total flux subtracted in 200 components = 0.013728 Jy ! Clean residual min=-0.005017 max=0.005628 Jy/beam ! Clean residual mean=-0.000008 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.174482 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.174482 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=0.066657Jy sigma=0.478110 ! Fit after self-cal, rms=0.066615Jy sigma=0.477792 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7134 x 1.822 at -5.469 degrees (North through East) ! Clean map min=-0.0044145 max=0.13986 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.06 LA 1.05 MK 1.06 ! NL 1.07 OV 0.92 PT 0.90 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.04 LA 1.03 MK 1.03 ! NL 1.09 OV 0.92 PT 0.95 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.02 LA 1.05 MK 0.99 ! NL 1.08 OV 0.93 PT 0.97 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.99 LA 1.06 MK 1.04 ! NL 1.13 OV 0.95 PT 0.93 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.04 LA 1.03 MK 0.99 ! NL 1.09 OV 0.90 PT 0.96 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.05 LA 1.04 MK 1.01 ! NL 1.09 OV 0.93 PT 1.00 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.04 LA 1.05 MK 1.01 ! NL 1.08 OV 0.93 PT 0.96 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.01 LA 1.05 MK 1.03 ! NL 1.09 OV 0.92 PT 0.95 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.98 LA 1.04 MK 1.04 ! NL 1.08 OV 0.91 PT 0.95 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.06 LA 1.02 MK 1.06 ! NL 1.09 OV 0.92 PT 1.00 SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.04 LA 1.04 MK 1.04 ! NL 1.10 OV 0.90 PT 0.94 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.02 LA 1.04 MK 1.04 ! NL 1.10 OV 0.90 PT 0.94 SC 1.08 ! ! ! Fit before self-cal, rms=0.066615Jy sigma=0.477792 ! Fit after self-cal, rms=0.066819Jy sigma=0.469624 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7207 mas, bmaj=1.836 mas, bpa=-5.289 degrees ! Estimated noise=0.72068 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000288836 Jy ! Component: 100 - total flux cleaned = 5.6248e-05 Jy ! Component: 150 - total flux cleaned = -0.000162947 Jy ! Component: 200 - total flux cleaned = -0.000394012 Jy ! Total flux subtracted in 200 components = -0.000394012 Jy ! Clean residual min=-0.002318 max=0.002329 Jy/beam ! Clean residual mean=-0.000004 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.174088 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 49 components and 0.174088 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=0.066688Jy sigma=0.468577 ! Fit after self-cal, rms=0.066734Jy sigma=0.468401 ! 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=0.066734Jy sigma=0.468401 ! Fit after self-cal, rms=0.066480Jy sigma=0.467291 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7202 mas, bmaj=1.833 mas, bpa=-5.19 degrees ! Estimated noise=0.720452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000314271 Jy ! Component: 100 - total flux cleaned = -0.000318419 Jy ! Component: 150 - total flux cleaned = -0.000443607 Jy ! Component: 200 - total flux cleaned = -0.000526294 Jy ! Total flux subtracted in 200 components = -0.000526294 Jy ! Clean residual min=-0.002010 max=0.001859 Jy/beam ! Clean residual mean=-0.000004 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.173562 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 56 components and 0.173562 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=0.066428Jy sigma=0.466928 ! Fit after self-cal, rms=0.066422Jy sigma=0.466887 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 = -0.000221088 Jy ! Component: 100 - total flux cleaned = -0.000273246 Jy ! Component: 150 - total flux cleaned = -0.000297885 Jy ! Component: 200 - total flux cleaned = -0.000275784 Jy ! Total flux subtracted in 200 components = -0.000275784 Jy ! Clean residual min=-0.001890 max=0.001790 Jy/beam ! Clean residual mean=-0.000004 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.173286 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.173286 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=0.066403Jy sigma=0.466753 ! Fit after self-cal, rms=0.066402Jy sigma=0.466746 ! 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=0.066402Jy sigma=0.466746 ! Fit after self-cal, rms=0.066266Jy sigma=0.466401 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.719 mas, bmaj=1.83 mas, bpa=-5.127 degrees ! Estimated noise=0.718964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000469356 Jy ! Component: 100 - total flux cleaned = -0.00043761 Jy ! Component: 150 - total flux cleaned = -0.00043759 Jy ! Component: 200 - total flux cleaned = -0.000480086 Jy ! Total flux subtracted in 200 components = -0.000480086 Jy ! Clean residual min=-0.001694 max=0.001477 Jy/beam ! Clean residual mean=-0.000004 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.172806 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.172806 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=0.066238Jy sigma=0.466223 ! Fit after self-cal, rms=0.066239Jy sigma=0.466204 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 = -0.000180772 Jy ! Component: 100 - total flux cleaned = -0.000199934 Jy ! Component: 150 - total flux cleaned = -0.000200085 Jy ! Component: 200 - total flux cleaned = -0.000200301 Jy ! Total flux subtracted in 200 components = -0.000200301 Jy ! Clean residual min=-0.001631 max=0.001391 Jy/beam ! Clean residual mean=-0.000004 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.172605 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.172606 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=0.066228Jy sigma=0.466126 ! Fit after self-cal, rms=0.066227Jy sigma=0.466123 ! 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=0.066227Jy sigma=0.466123 ! Fit after self-cal, rms=0.066009Jy sigma=0.466060 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.889 mas, bmaj=4.372 mas, bpa=0.7943 degrees ! Estimated noise=0.987791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000224596 Jy ! Component: 100 - total flux cleaned = -0.000309209 Jy ! Component: 150 - total flux cleaned = -0.000309196 Jy ! Component: 200 - total flux cleaned = -0.000322153 Jy ! Total flux subtracted in 200 components = -0.000322153 Jy ! Clean residual min=-0.001945 max=0.001528 Jy/beam ! Clean residual mean=-0.000009 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.172283 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 0.172283 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=0.066002Jy sigma=0.466034 ! Fit after self-cal, rms=0.066002Jy sigma=0.466026 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 = 7.22152e-06 Jy ! Component: 100 - total flux cleaned = -1.62384e-05 Jy ! Component: 150 - total flux cleaned = -3.68199e-05 Jy ! Component: 200 - total flux cleaned = -5.47383e-05 Jy ! Total flux subtracted in 200 components = -5.47383e-05 Jy ! Clean residual min=-0.001884 max=0.001518 Jy/beam ! Clean residual mean=-0.000008 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.172229 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 89 components and 0.172229 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=0.065999Jy sigma=0.466016 ! Fit after self-cal, rms=0.065999Jy sigma=0.466014 ! 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=0.7182 mas, bmaj=1.829 mas, bpa=-5.101 degrees ! Estimated noise=0.717758 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7182 x 1.829 at -5.101 degrees (North through East) ! Clean map min=-0.0018343 max=0.14071 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=0.5656 mas, bmaj=1.53 mas, bpa=-5.054 degrees ! Estimated noise=1.52604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106823 Jy ! Component: 100 - total flux cleaned = 0.131704 Jy ! Component: 150 - total flux cleaned = 0.142604 Jy ! Component: 200 - total flux cleaned = 0.149314 Jy ! Total flux subtracted in 200 components = 0.149314 Jy ! Clean residual min=-0.003873 max=0.005164 Jy/beam ! Clean residual mean=-0.000008 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.149314 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.149314 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7182 mas, bmaj=1.829 mas, bpa=-5.101 degrees ! Estimated noise=0.717758 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) ! Added new window around map position (-0.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00816784 Jy ! Component: 100 - total flux cleaned = 0.0127517 Jy ! Component: 150 - total flux cleaned = 0.0158653 Jy ! Component: 200 - total flux cleaned = 0.0180267 Jy ! Total flux subtracted in 200 components = 0.0180267 Jy ! Clean residual min=-0.001942 max=0.001593 Jy/beam ! Clean residual mean=-0.000008 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.167341 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 0.167341 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=1.889 mas, bmaj=4.372 mas, bpa=0.7943 degrees ! Estimated noise=0.987791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261678 Jy ! Component: 100 - total flux cleaned = 0.00348888 Jy ! Component: 150 - total flux cleaned = 0.00389517 Jy ! Component: 200 - total flux cleaned = 0.00417748 Jy ! Total flux subtracted in 200 components = 0.00417748 Jy ! Clean residual min=-0.001896 max=0.001473 Jy/beam ! Clean residual mean=-0.000010 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.171518 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 = 0.000229198 Jy ! Component: 100 - total flux cleaned = 0.000402116 Jy ! Component: 150 - total flux cleaned = 0.000494282 Jy ! Component: 200 - total flux cleaned = 0.000553278 Jy ! Total flux subtracted in 200 components = 0.000553278 Jy ! Clean residual min=-0.001838 max=0.001481 Jy/beam ! Clean residual mean=-0.000008 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.172071 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 77 components and 0.172071 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7182 mas, bmaj=1.829 mas, bpa=-5.101 degrees ! Estimated noise=0.717758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000169577 Jy ! Component: 100 - total flux cleaned = 7.26622e-05 Jy ! Component: 150 - total flux cleaned = 1.22659e-05 Jy ! Component: 200 - total flux cleaned = -1.48041e-05 Jy ! Total flux subtracted in 200 components = -1.48041e-05 Jy ! Clean residual min=-0.001621 max=0.001576 Jy/beam ! Clean residual mean=-0.000003 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.172057 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 91 components and 0.172057 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=0.066004Jy sigma=0.466077 ! Fit after self-cal, rms=0.065998Jy sigma=0.466011 wmodel J1917-2110_X_map.mod ! Writing 91 model components to file: J1917-2110_X_map.mod wobs J1917-2110_X_uvs.fits ! Writing UV FITS file: J1917-2110_X_uvs.fits wwins J1917-2110_X_map.win ! wwins: Wrote 4 windows to J1917-2110_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 = -0.000241656 Jy ! Component: 100 - total flux cleaned = -0.000547931 Jy ! Component: 150 - total flux cleaned = -0.000689661 Jy ! Component: 200 - total flux cleaned = -0.000939379 Jy ! Component: 250 - total flux cleaned = -0.00122265 Jy ! Component: 300 - total flux cleaned = -0.00139001 Jy ! Component: 350 - total flux cleaned = -0.00159191 Jy ! Component: 400 - total flux cleaned = -0.00178792 Jy ! Component: 450 - total flux cleaned = -0.00199763 Jy ! Component: 500 - total flux cleaned = -0.00220226 Jy ! Component: 550 - total flux cleaned = -0.00238364 Jy ! Component: 600 - total flux cleaned = -0.00257885 Jy ! Component: 650 - total flux cleaned = -0.00270025 Jy ! Component: 700 - total flux cleaned = -0.00285309 Jy ! Component: 750 - total flux cleaned = -0.00298672 Jy ! Component: 800 - total flux cleaned = -0.00315026 Jy ! Component: 850 - total flux cleaned = -0.0032625 Jy ! Component: 900 - total flux cleaned = -0.00337282 Jy ! Component: 950 - total flux cleaned = -0.00346636 Jy ! Component: 1000 - total flux cleaned = -0.00363439 Jy ! Component: 1050 - total flux cleaned = -0.00369429 Jy ! Component: 1100 - total flux cleaned = -0.00376827 Jy ! Component: 1150 - total flux cleaned = -0.00384127 Jy ! Component: 1200 - total flux cleaned = -0.0038991 Jy ! Component: 1250 - total flux cleaned = -0.00399816 Jy ! Component: 1300 - total flux cleaned = -0.00405404 Jy ! Component: 1350 - total flux cleaned = -0.00405384 Jy ! Component: 1400 - total flux cleaned = -0.00413571 Jy ! Component: 1450 - total flux cleaned = -0.00424343 Jy ! Component: 1500 - total flux cleaned = -0.00429621 Jy ! Component: 1550 - total flux cleaned = -0.0043226 Jy ! Component: 1600 - total flux cleaned = -0.00437436 Jy ! Component: 1650 - total flux cleaned = -0.00440011 Jy ! Component: 1700 - total flux cleaned = -0.00447577 Jy ! Component: 1750 - total flux cleaned = -0.00450054 Jy ! Component: 1800 - total flux cleaned = -0.00453744 Jy ! Component: 1850 - total flux cleaned = -0.00456185 Jy ! Component: 1900 - total flux cleaned = -0.00461018 Jy ! Component: 1950 - total flux cleaned = -0.00459836 Jy ! Component: 2000 - total flux cleaned = -0.00463378 Jy ! Component: 2050 - total flux cleaned = -0.00461056 Jy ! Component: 2100 - total flux cleaned = -0.00463375 Jy ! Component: 2150 - total flux cleaned = -0.00467962 Jy ! Component: 2200 - total flux cleaned = -0.00469076 Jy ! Component: 2250 - total flux cleaned = -0.0046345 Jy ! Component: 2300 - total flux cleaned = -0.00465671 Jy ! Component: 2350 - total flux cleaned = -0.00467863 Jy ! Component: 2400 - total flux cleaned = -0.00466766 Jy ! Component: 2450 - total flux cleaned = -0.00463528 Jy ! Component: 2500 - total flux cleaned = -0.00464613 Jy ! Component: 2550 - total flux cleaned = -0.00465681 Jy ! Component: 2600 - total flux cleaned = -0.00468842 Jy ! Component: 2650 - total flux cleaned = -0.00467795 Jy ! Component: 2700 - total flux cleaned = -0.00467791 Jy ! Component: 2750 - total flux cleaned = -0.00466766 Jy ! Component: 2800 - total flux cleaned = -0.00469831 Jy ! Component: 2850 - total flux cleaned = -0.00471844 Jy ! Component: 2900 - total flux cleaned = -0.0047383 Jy ! Component: 2950 - total flux cleaned = -0.00472831 Jy ! Component: 3000 - total flux cleaned = -0.00474784 Jy ! Component: 3050 - total flux cleaned = -0.00476728 Jy ! Component: 3100 - total flux cleaned = -0.00476715 Jy ! Component: 3150 - total flux cleaned = -0.00475762 Jy ! Component: 3200 - total flux cleaned = -0.00475764 Jy ! Component: 3250 - total flux cleaned = -0.00475774 Jy ! Component: 3300 - total flux cleaned = -0.00473906 Jy ! Component: 3350 - total flux cleaned = -0.00475767 Jy ! Component: 3400 - total flux cleaned = -0.00477604 Jy ! Component: 3450 - total flux cleaned = -0.0047394 Jy ! Component: 3500 - total flux cleaned = -0.00471211 Jy ! Component: 3550 - total flux cleaned = -0.00470313 Jy ! Component: 3600 - total flux cleaned = -0.0046673 Jy ! Component: 3650 - total flux cleaned = -0.00470303 Jy ! Component: 3700 - total flux cleaned = -0.00468528 Jy ! Component: 3750 - total flux cleaned = -0.00465013 Jy ! Component: 3800 - total flux cleaned = -0.00465022 Jy ! Component: 3850 - total flux cleaned = -0.00463283 Jy ! Component: 3900 - total flux cleaned = -0.00462423 Jy ! Component: 3950 - total flux cleaned = -0.00460701 Jy ! Component: 4000 - total flux cleaned = -0.0045985 Jy ! Component: 4050 - total flux cleaned = -0.0045732 Jy ! Total flux subtracted in 4096 components = -0.00458158 Jy ! Clean residual min=-0.000545 max=0.000516 Jy/beam ! Clean residual mean=0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.167475 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 367 components and 0.167475 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1917-2110_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7182 x 1.829 at -5.101 degrees (North through East) ! Clean map min=-0.0010068 max=0.1418 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1917-2110_X_map.fits wmodel /image_prod/ug002_uva//J1917-2110_X_map.mod ! Writing 367 model components to file: /image_prod/ug002_uva//J1917-2110_X_map.mod wobs /image_prod/ug002_uva//J1917-2110_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1917-2110_X_uvs.fits wwins /image_prod/ug002_uva//J1917-2110_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1917-2110_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.141798 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000137541 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.290994 0.290994 0.581988 1.16398 2.32795 4.6559 9.31181 18.6236 37.2472 74.4945 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.141 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1030.95 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1917-2110_X_dfm.log closed on Thu Mar 5 04:07:01 2020