! Started logfile: /image_prod/ug002_uva//J1556+1825_X_dfm.log on Thu Mar 5 02:29:43 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//J1556+1825_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1556+1825_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.999259 visibilities/baseline/integration-bin. ! Found source: J1556+1825 ! ! 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 32376 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 J1556+1825_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.003480Jy sigma=9.472619 ! Fit after self-cal, rms=0.956989Jy sigma=9.038624 ! 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=0.7615 mas, bmaj=2.599 mas, bpa=-19.97 degrees ! Estimated noise=0.911713 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 = 0.0333995 Jy ! Component: 100 - total flux cleaned = 0.0410196 Jy ! Total flux subtracted in 100 components = 0.0410196 Jy ! Clean residual min=-0.002411 max=0.002800 Jy/beam ! Clean residual mean=0.000002 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.0410196 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0410196 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=0.059161Jy sigma=0.513329 ! Fit after self-cal, rms=0.057440Jy sigma=0.496339 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452171 Jy ! Component: 100 - total flux cleaned = 0.00651091 Jy ! Total flux subtracted in 100 components = 0.00651091 Jy ! Clean residual min=-0.002200 max=0.002544 Jy/beam ! Clean residual mean=0.000002 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0475305 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.0475305 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=0.056991Jy sigma=0.492219 ! Fit after self-cal, rms=0.056996Jy sigma=0.492161 ! 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=1.002 mas, bmaj=2.757 mas, bpa=-18.64 degrees ! Estimated noise=0.422271 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 (-3.2, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313107 Jy ! Component: 100 - total flux cleaned = 0.00520632 Jy ! Component: 150 - total flux cleaned = 0.00678771 Jy ! Component: 200 - total flux cleaned = 0.00801942 Jy ! Total flux subtracted in 200 components = 0.00801942 Jy ! Clean residual min=-0.001661 max=0.001872 Jy/beam ! Clean residual mean=0.000003 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.05555 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.05555 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=0.056782Jy sigma=0.489979 ! Fit after self-cal, rms=0.056747Jy sigma=0.489715 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.002 x 2.757 at -18.64 degrees (North through East) ! Clean map min=-0.0016011 max=0.046639 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.01 KP 1.07 ! LA 0.94 MK 1.13 NL 1.13 OV 0.91 ! PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.98 KP 1.07 ! LA 0.96 MK 1.08 NL 1.13 OV 0.94 ! PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.95 KP 1.07 ! LA 0.93 MK 1.06 NL 1.16 OV 0.96 ! PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 0.97 KP 1.10 ! LA 0.94 MK 1.10 NL 1.14 OV 0.96 ! PT 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.03 KP 1.15 ! LA 0.94 MK 1.09 NL 1.12 OV 0.94 ! PT 0.84 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.90 KP 1.16 ! LA 0.96 MK 1.07 NL 1.18 OV 0.88 ! PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.84 KP 1.17 ! LA 1.02 MK 1.05 NL 1.13 OV 0.97 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.89 KP 1.13 ! LA 0.94 MK 1.03 NL 1.14 OV 0.89 ! PT 0.87 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.90 KP 1.18 ! LA 0.93 MK 1.09 NL 1.16 OV 0.96 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.89 KP 1.10 ! LA 0.98 MK 1.07 NL 1.15 OV 0.93 ! PT 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.80 KP 1.12 ! LA 0.94 MK 1.02 NL 1.15 OV 0.89 ! PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.83 KP 1.04 ! LA 0.94 MK 0.99 NL 1.16 OV 0.94 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.056747Jy sigma=0.489715 ! Fit after self-cal, rms=0.053648Jy sigma=0.486728 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=2.75 mas, bpa=-18.33 degrees ! Estimated noise=0.416665 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 = 0.00144795 Jy ! Component: 100 - total flux cleaned = 0.00231738 Jy ! Component: 150 - total flux cleaned = 0.00274969 Jy ! Component: 200 - total flux cleaned = 0.00295335 Jy ! Total flux subtracted in 200 components = 0.00295335 Jy ! Clean residual min=-0.001007 max=0.001008 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0585033 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 66 components and 0.0585033 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=0.053603Jy sigma=0.486293 ! Fit after self-cal, rms=0.053625Jy sigma=0.485910 ! 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=0.053625Jy sigma=0.485910 ! Fit after self-cal, rms=0.053720Jy sigma=0.484747 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=2.739 mas, bpa=-18.68 degrees ! Estimated noise=0.416318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703138 Jy ! Component: 100 - total flux cleaned = 0.000873789 Jy ! Component: 150 - total flux cleaned = 0.000978046 Jy ! Component: 200 - total flux cleaned = 0.00108206 Jy ! Total flux subtracted in 200 components = 0.00108206 Jy ! Clean residual min=-0.000883 max=0.000804 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0595854 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.0595853 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=0.053703Jy sigma=0.484593 ! Fit after self-cal, rms=0.053745Jy sigma=0.484461 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 = 0.000184614 Jy ! Component: 100 - total flux cleaned = 0.000228223 Jy ! Component: 150 - total flux cleaned = 0.000266357 Jy ! Component: 200 - total flux cleaned = 0.000300694 Jy ! Total flux subtracted in 200 components = 0.000300694 Jy ! Clean residual min=-0.000853 max=0.000774 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.059886 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 0.059886 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=0.053737Jy sigma=0.484404 ! Fit after self-cal, rms=0.053739Jy sigma=0.484399 ! 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=0.053739Jy sigma=0.484399 ! Fit after self-cal, rms=0.053883Jy sigma=0.484351 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=2.736 mas, bpa=-18.71 degrees ! Estimated noise=0.416041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212863 Jy ! Component: 100 - total flux cleaned = 0.000280626 Jy ! Component: 150 - total flux cleaned = 0.0003175 Jy ! Component: 200 - total flux cleaned = 0.0003291 Jy ! Total flux subtracted in 200 components = 0.0003291 Jy ! Clean residual min=-0.000868 max=0.000746 Jy/beam ! Clean residual mean=0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0602151 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 102 components and 0.0602151 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=0.053876Jy sigma=0.484299 ! Fit after self-cal, rms=0.053891Jy sigma=0.484289 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 = 6.14869e-05 Jy ! Component: 100 - total flux cleaned = 6.1258e-05 Jy ! Component: 150 - total flux cleaned = 7.13273e-05 Jy ! Component: 200 - total flux cleaned = 6.16163e-05 Jy ! Total flux subtracted in 200 components = 6.16163e-05 Jy ! Clean residual min=-0.000844 max=0.000741 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0602768 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 106 components and 0.0602768 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=0.053887Jy sigma=0.484261 ! Fit after self-cal, rms=0.053888Jy sigma=0.484260 ! 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=0.053888Jy sigma=0.484260 ! Fit after self-cal, rms=0.053954Jy sigma=0.484247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.239 mas, bmaj=3.058 mas, bpa=-11.1 degrees ! Estimated noise=0.491422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112289 Jy ! Component: 100 - total flux cleaned = 4.93763e-05 Jy ! Component: 150 - total flux cleaned = 3.14482e-05 Jy ! Component: 200 - total flux cleaned = 2.41705e-05 Jy ! Total flux subtracted in 200 components = 2.41705e-05 Jy ! Clean residual min=-0.000762 max=0.000713 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0603009 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 122 components and 0.0603009 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=0.053951Jy sigma=0.484231 ! Fit after self-cal, rms=0.053957Jy sigma=0.484228 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 = -3.48163e-06 Jy ! Component: 100 - total flux cleaned = -3.76062e-05 Jy ! Component: 150 - total flux cleaned = -5.58929e-05 Jy ! Component: 200 - total flux cleaned = -6.71245e-05 Jy ! Total flux subtracted in 200 components = -6.71245e-05 Jy ! Clean residual min=-0.000747 max=0.000716 Jy/beam ! Clean residual mean=0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0602338 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 125 components and 0.0602338 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=0.053956Jy sigma=0.484220 ! Fit after self-cal, rms=0.053957Jy sigma=0.484219 ! 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=1.014 mas, bmaj=2.733 mas, bpa=-18.73 degrees ! Estimated noise=0.416097 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 2.733 at -18.73 degrees (North through East) ! Clean map min=-0.00080871 max=0.046123 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=0.7669 mas, bmaj=2.566 mas, bpa=-20.26 degrees ! Estimated noise=0.898308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0346118 Jy ! Component: 100 - total flux cleaned = 0.0425202 Jy ! Component: 150 - total flux cleaned = 0.0459822 Jy ! Component: 200 - total flux cleaned = 0.0486122 Jy ! Total flux subtracted in 200 components = 0.0486122 Jy ! Clean residual min=-0.001876 max=0.001913 Jy/beam ! Clean residual mean=0.000001 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0486122 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0486122 Jy ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=2.733 mas, bpa=-18.73 degrees ! Estimated noise=0.416097 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 = 0.0033043 Jy ! Component: 100 - total flux cleaned = 0.00552612 Jy ! Component: 150 - total flux cleaned = 0.0071259 Jy ! Component: 200 - total flux cleaned = 0.0083229 Jy ! Total flux subtracted in 200 components = 0.0083229 Jy ! Clean residual min=-0.000917 max=0.000861 Jy/beam ! Clean residual mean=0.000002 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0569351 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 56 components and 0.0569351 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=2.239 mas, bmaj=3.058 mas, bpa=-11.1 degrees ! Estimated noise=0.491422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129905 Jy ! Component: 100 - total flux cleaned = 0.00213515 Jy ! Component: 150 - total flux cleaned = 0.00260435 Jy ! Component: 200 - total flux cleaned = 0.00272334 Jy ! Total flux subtracted in 200 components = 0.00272334 Jy ! Clean residual min=-0.000758 max=0.000747 Jy/beam ! Clean residual mean=0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0596584 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 = 6.8271e-05 Jy ! Component: 100 - total flux cleaned = 9.72497e-05 Jy ! Component: 150 - total flux cleaned = 0.000123544 Jy ! Component: 200 - total flux cleaned = 0.000147938 Jy ! Total flux subtracted in 200 components = 0.000147938 Jy ! Clean residual min=-0.000742 max=0.000739 Jy/beam ! Clean residual mean=0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0598064 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 98 components and 0.0598064 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=2.733 mas, bpa=-18.73 degrees ! Estimated noise=0.416097 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.94971e-05 Jy ! Component: 100 - total flux cleaned = 3.18309e-05 Jy ! Component: 150 - total flux cleaned = 1.57578e-05 Jy ! Component: 200 - total flux cleaned = 1.54415e-05 Jy ! Total flux subtracted in 200 components = 1.54415e-05 Jy ! Clean residual min=-0.000805 max=0.000758 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0598218 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 115 components and 0.0598218 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=0.053961Jy sigma=0.484268 ! Fit after self-cal, rms=0.053954Jy sigma=0.484238 wmodel J1556+1825_X_map.mod ! Writing 115 model components to file: J1556+1825_X_map.mod wobs J1556+1825_X_uvs.fits ! Writing UV FITS file: J1556+1825_X_uvs.fits wwins J1556+1825_X_map.win ! wwins: Wrote 2 windows to J1556+1825_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 = -0.000151849 Jy ! Component: 100 - total flux cleaned = -0.000205681 Jy ! Component: 150 - total flux cleaned = -0.000206378 Jy ! Component: 200 - total flux cleaned = -0.000181515 Jy ! Component: 250 - total flux cleaned = -0.000145022 Jy ! Component: 300 - total flux cleaned = -0.000121163 Jy ! Component: 350 - total flux cleaned = -0.00010953 Jy ! Component: 400 - total flux cleaned = -0.000109562 Jy ! Component: 450 - total flux cleaned = -0.000109675 Jy ! Component: 500 - total flux cleaned = -0.000131679 Jy ! Component: 550 - total flux cleaned = -0.000131513 Jy ! Component: 600 - total flux cleaned = -0.000142051 Jy ! Component: 650 - total flux cleaned = -0.000131308 Jy ! Component: 700 - total flux cleaned = -0.000120971 Jy ! Component: 750 - total flux cleaned = -0.00012091 Jy ! Component: 800 - total flux cleaned = -0.000121066 Jy ! Component: 850 - total flux cleaned = -0.000130993 Jy ! Component: 900 - total flux cleaned = -0.000140687 Jy ! Component: 950 - total flux cleaned = -0.000169513 Jy ! Component: 1000 - total flux cleaned = -0.000169401 Jy ! Component: 1050 - total flux cleaned = -0.000197524 Jy ! Component: 1100 - total flux cleaned = -0.000178754 Jy ! Component: 1150 - total flux cleaned = -0.000151223 Jy ! Component: 1200 - total flux cleaned = -0.000160435 Jy ! Component: 1250 - total flux cleaned = -0.000187479 Jy ! Component: 1300 - total flux cleaned = -0.000169699 Jy ! Component: 1350 - total flux cleaned = -0.00016957 Jy ! Component: 1400 - total flux cleaned = -0.000160749 Jy ! Component: 1450 - total flux cleaned = -0.0001434 Jy ! Component: 1500 - total flux cleaned = -0.000109132 Jy ! Component: 1550 - total flux cleaned = -9.20988e-05 Jy ! Component: 1600 - total flux cleaned = -7.52869e-05 Jy ! Component: 1650 - total flux cleaned = -5.8679e-05 Jy ! Component: 1700 - total flux cleaned = -1.75061e-05 Jy ! Component: 1750 - total flux cleaned = -1.76107e-05 Jy ! Component: 1800 - total flux cleaned = 1.49012e-05 Jy ! Component: 1850 - total flux cleaned = 2.28551e-05 Jy ! Component: 1900 - total flux cleaned = 3.87914e-05 Jy ! Component: 1950 - total flux cleaned = 8.62167e-05 Jy ! Component: 2000 - total flux cleaned = 0.000101967 Jy ! Component: 2050 - total flux cleaned = 0.000101922 Jy ! Component: 2100 - total flux cleaned = 0.000155895 Jy ! Component: 2150 - total flux cleaned = 0.000178824 Jy ! Component: 2200 - total flux cleaned = 0.000224336 Jy ! Component: 2250 - total flux cleaned = 0.000239373 Jy ! Component: 2300 - total flux cleaned = 0.000284212 Jy ! Component: 2350 - total flux cleaned = 0.000299129 Jy ! Component: 2400 - total flux cleaned = 0.000365275 Jy ! Component: 2450 - total flux cleaned = 0.000387183 Jy ! Component: 2500 - total flux cleaned = 0.00042341 Jy ! Component: 2550 - total flux cleaned = 0.000480945 Jy ! Component: 2600 - total flux cleaned = 0.000495213 Jy ! Component: 2650 - total flux cleaned = 0.000559131 Jy ! Component: 2700 - total flux cleaned = 0.000608445 Jy ! Component: 2750 - total flux cleaned = 0.000650512 Jy ! Component: 2800 - total flux cleaned = 0.000706188 Jy ! Component: 2850 - total flux cleaned = 0.000754591 Jy ! Component: 2900 - total flux cleaned = 0.000781983 Jy ! Component: 2950 - total flux cleaned = 0.000836551 Jy ! Component: 3000 - total flux cleaned = 0.00087049 Jy ! Component: 3050 - total flux cleaned = 0.000951313 Jy ! Component: 3100 - total flux cleaned = 0.000991489 Jy ! Component: 3150 - total flux cleaned = 0.00103807 Jy ! Component: 3200 - total flux cleaned = 0.00108438 Jy ! Component: 3250 - total flux cleaned = 0.00114358 Jy ! Component: 3300 - total flux cleaned = 0.00120231 Jy ! Component: 3350 - total flux cleaned = 0.00123475 Jy ! Component: 3400 - total flux cleaned = 0.0012928 Jy ! Component: 3450 - total flux cleaned = 0.00134411 Jy ! Component: 3500 - total flux cleaned = 0.00136328 Jy ! Component: 3550 - total flux cleaned = 0.00144561 Jy ! Component: 3600 - total flux cleaned = 0.00147703 Jy ! Component: 3650 - total flux cleaned = 0.00150834 Jy ! Component: 3700 - total flux cleaned = 0.00153318 Jy ! Component: 3750 - total flux cleaned = 0.00157033 Jy ! Component: 3800 - total flux cleaned = 0.00159495 Jy ! Component: 3850 - total flux cleaned = 0.00166835 Jy ! Component: 3900 - total flux cleaned = 0.0016805 Jy ! Component: 3950 - total flux cleaned = 0.00171678 Jy ! Component: 4000 - total flux cleaned = 0.00175884 Jy ! Component: 4050 - total flux cleaned = 0.00180073 Jy ! Total flux subtracted in 4096 components = 0.00183046 Jy ! Clean residual min=-0.000325 max=0.000322 Jy/beam ! Clean residual mean=0.000001 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0616523 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 400 components and 0.0616523 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1556+1825_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 2.733 at -18.73 degrees (North through East) ! Clean map min=-0.00058 max=0.046248 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1556+1825_X_map.fits wmodel /image_prod/ug002_uva//J1556+1825_X_map.mod ! Writing 400 model components to file: /image_prod/ug002_uva//J1556+1825_X_map.mod wobs /image_prod/ug002_uva//J1556+1825_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1556+1825_X_uvs.fits wwins /image_prod/ug002_uva//J1556+1825_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1556+1825_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0462476 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104875 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.680306 0.680306 1.36061 2.72122 5.44245 10.8849 21.7698 43.5396 87.0791 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 440.978 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1556+1825_X_dfm.log closed on Thu Mar 5 02:29:48 2020