! Started logfile: /image_prod/ug002_uva//J0457-1819_X_dfm.log on Wed Mar 4 20:33:05 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//J0457-1819_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0457-1819_X_uva.fits ! AN table 1: 40 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.988889 visibilities/baseline/integration-bin. ! Found source: J0457-1819 ! ! 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 17088 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 J0457-1819_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006591Jy sigma=8.518290 ! Fit after self-cal, rms=0.903803Jy sigma=7.635897 ! 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=0.7227 mas, bmaj=3.226 mas, bpa=-19.93 degrees ! Estimated noise=1.32714 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 = 0.0741376 Jy ! Component: 100 - total flux cleaned = 0.0906277 Jy ! Total flux subtracted in 100 components = 0.0906277 Jy ! Clean residual min=-0.004291 max=0.005782 Jy/beam ! Clean residual mean=-0.000003 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.0906277 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0906277 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=0.068015Jy sigma=0.518762 ! Fit after self-cal, rms=0.067924Jy sigma=0.518076 ! 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=0.9561 mas, bmaj=3.62 mas, bpa=-18.6 degrees ! Estimated noise=0.650993 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 = 0.00954945 Jy ! Component: 100 - total flux cleaned = 0.0144311 Jy ! Component: 150 - total flux cleaned = 0.0175365 Jy ! Component: 200 - total flux cleaned = 0.0195925 Jy ! Total flux subtracted in 200 components = 0.0195925 Jy ! Clean residual min=-0.003262 max=0.003146 Jy/beam ! Clean residual mean=-0.000009 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.11022 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 51 components and 0.11022 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=0.066670Jy sigma=0.504998 ! Fit after self-cal, rms=0.066710Jy sigma=0.504884 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9561 x 3.62 at -18.6 degrees (North through East) ! Clean map min=-0.0031223 max=0.096793 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.02 KP 1.06 ! LA 1.02 MK 0.99 NL 1.10 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.10 KP 1.06 ! LA 1.02 MK 1.01 NL 1.03 OV 0.91 ! PT 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.06 KP 1.07 ! LA 0.98 MK 1.01 NL 1.06 OV 0.89 ! PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.08 KP 1.05 ! LA 0.99 MK 1.04 NL 1.05 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.06 KP 1.05 ! LA 1.05 MK 1.03 NL 1.07 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 1.05 KP 1.06 ! LA 0.98 MK 0.99 NL 1.12 OV 0.90 ! PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.04 KP 1.10 ! LA 1.02 MK 1.00 NL 1.07 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.10 KP 1.07 ! LA 0.99 MK 1.04 NL 1.10 OV 0.88 ! PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.01 KP 1.08 ! LA 0.99 MK 1.01 NL 1.06 OV 0.88 ! PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.00 KP 1.07 ! LA 1.02 MK 1.00 NL 1.11 OV 0.87 ! PT 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.06 KP 1.05 ! LA 1.01 MK 1.00 NL 1.10 OV 0.88 ! PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.05 KP 1.11 ! LA 0.97 MK 1.01 NL 1.05 OV 0.90 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.066710Jy sigma=0.504884 ! Fit after self-cal, rms=0.067090Jy sigma=0.498813 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9686 mas, bmaj=3.636 mas, bpa=-18.61 degrees ! Estimated noise=0.651249 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 = -0.000972566 Jy ! Component: 100 - total flux cleaned = -0.00105908 Jy ! Component: 150 - total flux cleaned = -0.00105862 Jy ! Component: 200 - total flux cleaned = -0.00108725 Jy ! Total flux subtracted in 200 components = -0.00108725 Jy ! Clean residual min=-0.001562 max=0.001576 Jy/beam ! Clean residual mean=-0.000000 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.109133 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.109133 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=0.067036Jy sigma=0.498451 ! Fit after self-cal, rms=0.067108Jy sigma=0.498295 ! 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=0.067108Jy sigma=0.498295 ! Fit after self-cal, rms=0.067749Jy sigma=0.496584 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9684 mas, bmaj=3.65 mas, bpa=-18.74 degrees ! Estimated noise=0.650739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000637588 Jy ! Component: 100 - total flux cleaned = -0.000725598 Jy ! Component: 150 - total flux cleaned = -0.000771683 Jy ! Component: 200 - total flux cleaned = -0.000810905 Jy ! Total flux subtracted in 200 components = -0.000810905 Jy ! Clean residual min=-0.001243 max=0.001240 Jy/beam ! Clean residual mean=0.000000 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.108322 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 73 components and 0.108322 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=0.067742Jy sigma=0.496528 ! Fit after self-cal, rms=0.067767Jy sigma=0.496484 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 = -5.3829e-05 Jy ! Component: 100 - total flux cleaned = -7.58084e-05 Jy ! Component: 150 - total flux cleaned = -0.000108115 Jy ! Component: 200 - total flux cleaned = -0.000114273 Jy ! Total flux subtracted in 200 components = -0.000114273 Jy ! Clean residual min=-0.001251 max=0.001251 Jy/beam ! Clean residual mean=0.000000 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.108208 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 0.108208 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=0.067766Jy sigma=0.496474 ! Fit after self-cal, rms=0.067765Jy sigma=0.496472 ! 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=0.067765Jy sigma=0.496472 ! Fit after self-cal, rms=0.067962Jy sigma=0.496439 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9699 mas, bmaj=3.65 mas, bpa=-18.74 degrees ! Estimated noise=0.650552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000447809 Jy ! Component: 100 - total flux cleaned = -0.000509416 Jy ! Component: 150 - total flux cleaned = -0.000542844 Jy ! Component: 200 - total flux cleaned = -0.000577148 Jy ! Total flux subtracted in 200 components = -0.000577148 Jy ! Clean residual min=-0.001222 max=0.001233 Jy/beam ! Clean residual mean=0.000000 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.107631 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 0.107631 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=0.067958Jy sigma=0.496409 ! Fit after self-cal, rms=0.067961Jy sigma=0.496408 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 = -2.70998e-05 Jy ! Component: 100 - total flux cleaned = -5.00575e-05 Jy ! Component: 150 - total flux cleaned = -5.52449e-05 Jy ! Component: 200 - total flux cleaned = -6.01778e-05 Jy ! Total flux subtracted in 200 components = -6.01778e-05 Jy ! Clean residual min=-0.001224 max=0.001234 Jy/beam ! Clean residual mean=0.000000 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.10757 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 80 components and 0.10757 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=0.067960Jy sigma=0.496402 ! Fit after self-cal, rms=0.067959Jy sigma=0.496402 ! 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=0.067959Jy sigma=0.496402 ! Fit after self-cal, rms=0.068104Jy sigma=0.496385 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.277 mas, bmaj=5.104 mas, bpa=-5.142 degrees ! Estimated noise=0.75432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00045437 Jy ! Component: 100 - total flux cleaned = -0.000550818 Jy ! Component: 150 - total flux cleaned = -0.000586635 Jy ! Component: 200 - total flux cleaned = -0.000590906 Jy ! Total flux subtracted in 200 components = -0.000590906 Jy ! Clean residual min=-0.001083 max=0.001086 Jy/beam ! Clean residual mean=0.000000 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.10698 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 86 components and 0.10698 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=0.068103Jy sigma=0.496375 ! Fit after self-cal, rms=0.068105Jy sigma=0.496374 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 = -1.26354e-05 Jy ! Component: 100 - total flux cleaned = -2.04057e-05 Jy ! Component: 150 - total flux cleaned = -2.04678e-05 Jy ! Component: 200 - total flux cleaned = -1.74238e-05 Jy ! Total flux subtracted in 200 components = -1.74238e-05 Jy ! Clean residual min=-0.001080 max=0.001080 Jy/beam ! Clean residual mean=0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.106962 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 90 components and 0.106962 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=0.068105Jy sigma=0.496373 ! Fit after self-cal, rms=0.068105Jy sigma=0.496373 ! 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=0.9709 mas, bmaj=3.649 mas, bpa=-18.76 degrees ! Estimated noise=0.650342 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9709 x 3.649 at -18.76 degrees (North through East) ! Clean map min=-0.0011108 max=0.097914 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=0.7301 mas, bmaj=3.244 mas, bpa=-20.05 degrees ! Estimated noise=1.34732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0751318 Jy ! Component: 100 - total flux cleaned = 0.0917971 Jy ! Component: 150 - total flux cleaned = 0.0974402 Jy ! Component: 200 - total flux cleaned = 0.10085 Jy ! Total flux subtracted in 200 components = 0.10085 Jy ! Clean residual min=-0.003264 max=0.003177 Jy/beam ! Clean residual mean=0.000002 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.10085 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 0.10085 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9709 mas, bmaj=3.649 mas, bpa=-18.76 degrees ! Estimated noise=0.650342 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 = 0.00365479 Jy ! Component: 100 - total flux cleaned = 0.00510137 Jy ! Component: 150 - total flux cleaned = 0.00544656 Jy ! Component: 200 - total flux cleaned = 0.00572627 Jy ! Total flux subtracted in 200 components = 0.00572627 Jy ! Clean residual min=-0.001259 max=0.001344 Jy/beam ! Clean residual mean=0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.106577 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.106577 Jy ! Inverting map ! Added new window around map position (45.8, 25.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000489634 Jy ! Component: 100 - total flux cleaned = 0.000453019 Jy ! Component: 150 - total flux cleaned = 0.000452969 Jy ! Component: 200 - total flux cleaned = 0.000498887 Jy ! Total flux subtracted in 200 components = 0.000498887 Jy ! Clean residual min=-0.001169 max=0.001277 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.107075 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.107076 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=2.277 mas, bmaj=5.104 mas, bpa=-5.142 degrees ! Estimated noise=0.75432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000146058 Jy ! Component: 100 - total flux cleaned = 0.000114903 Jy ! Component: 150 - total flux cleaned = 6.39962e-05 Jy ! Component: 200 - total flux cleaned = 5.34157e-05 Jy ! Total flux subtracted in 200 components = 5.34157e-05 Jy ! Clean residual min=-0.001046 max=0.001163 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.107129 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 = 1.21382e-07 Jy ! Component: 100 - total flux cleaned = -9.09677e-06 Jy ! Component: 150 - total flux cleaned = -9.54048e-06 Jy ! Component: 200 - total flux cleaned = -2.04112e-06 Jy ! Total flux subtracted in 200 components = -2.04112e-06 Jy ! Clean residual min=-0.001048 max=0.001155 Jy/beam ! Clean residual mean=0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.107127 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 83 components and 0.107127 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9709 mas, bmaj=3.649 mas, bpa=-18.76 degrees ! Estimated noise=0.650342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.96428e-06 Jy ! Component: 100 - total flux cleaned = -8.62186e-05 Jy ! Component: 150 - total flux cleaned = -0.000100466 Jy ! Component: 200 - total flux cleaned = -0.000100358 Jy ! Total flux subtracted in 200 components = -0.000100358 Jy ! Clean residual min=-0.001130 max=0.001245 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.107027 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.107027 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=0.068072Jy sigma=0.496146 ! Fit after self-cal, rms=0.068054Jy sigma=0.496100 wmodel J0457-1819_X_map.mod ! Writing 100 model components to file: J0457-1819_X_map.mod wobs J0457-1819_X_uvs.fits ! Writing UV FITS file: J0457-1819_X_uvs.fits wwins J0457-1819_X_map.win ! wwins: Wrote 2 windows to J0457-1819_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 = 0.000203655 Jy ! Component: 100 - total flux cleaned = 0.000301562 Jy ! Component: 150 - total flux cleaned = 0.000320553 Jy ! Component: 200 - total flux cleaned = 0.000411465 Jy ! Component: 250 - total flux cleaned = 0.000552602 Jy ! Component: 300 - total flux cleaned = 0.000672803 Jy ! Component: 350 - total flux cleaned = 0.000723074 Jy ! Component: 400 - total flux cleaned = 0.000772334 Jy ! Component: 450 - total flux cleaned = 0.000804663 Jy ! Component: 500 - total flux cleaned = 0.000852365 Jy ! Component: 550 - total flux cleaned = 0.000852549 Jy ! Component: 600 - total flux cleaned = 0.000883335 Jy ! Component: 650 - total flux cleaned = 0.000928431 Jy ! Component: 700 - total flux cleaned = 0.000928316 Jy ! Component: 750 - total flux cleaned = 0.000913593 Jy ! Component: 800 - total flux cleaned = 0.00092825 Jy ! Component: 850 - total flux cleaned = 0.000928223 Jy ! Component: 900 - total flux cleaned = 0.000942322 Jy ! Component: 950 - total flux cleaned = 0.00094203 Jy ! Component: 1000 - total flux cleaned = 0.000887318 Jy ! Component: 1050 - total flux cleaned = 0.000900853 Jy ! Component: 1100 - total flux cleaned = 0.000887519 Jy ! Component: 1150 - total flux cleaned = 0.000914095 Jy ! Component: 1200 - total flux cleaned = 0.000926908 Jy ! Component: 1250 - total flux cleaned = 0.000926799 Jy ! Component: 1300 - total flux cleaned = 0.000926838 Jy ! Component: 1350 - total flux cleaned = 0.000977578 Jy ! Component: 1400 - total flux cleaned = 0.000964879 Jy ! Component: 1450 - total flux cleaned = 0.000977282 Jy ! Component: 1500 - total flux cleaned = 0.000977049 Jy ! Component: 1550 - total flux cleaned = 0.000952739 Jy ! Component: 1600 - total flux cleaned = 0.000940768 Jy ! Component: 1650 - total flux cleaned = 0.000952644 Jy ! Component: 1700 - total flux cleaned = 0.000964488 Jy ! Component: 1750 - total flux cleaned = 0.000917735 Jy ! Component: 1800 - total flux cleaned = 0.000871397 Jy ! Component: 1850 - total flux cleaned = 0.000905842 Jy ! Component: 1900 - total flux cleaned = 0.000848956 Jy ! Component: 1950 - total flux cleaned = 0.000871629 Jy ! Component: 2000 - total flux cleaned = 0.000882803 Jy ! Component: 2050 - total flux cleaned = 0.000904943 Jy ! Component: 2100 - total flux cleaned = 0.000915958 Jy ! Component: 2150 - total flux cleaned = 0.000904962 Jy ! Component: 2200 - total flux cleaned = 0.000850855 Jy ! Component: 2250 - total flux cleaned = 0.000861607 Jy ! Component: 2300 - total flux cleaned = 0.00086162 Jy ! Component: 2350 - total flux cleaned = 0.000840402 Jy ! Component: 2400 - total flux cleaned = 0.000808812 Jy ! Component: 2450 - total flux cleaned = 0.000808665 Jy ! Component: 2500 - total flux cleaned = 0.000798352 Jy ! Component: 2550 - total flux cleaned = 0.000767427 Jy ! Component: 2600 - total flux cleaned = 0.000736964 Jy ! Component: 2650 - total flux cleaned = 0.00071679 Jy ! Component: 2700 - total flux cleaned = 0.000736724 Jy ! Component: 2750 - total flux cleaned = 0.000706811 Jy ! Component: 2800 - total flux cleaned = 0.000667213 Jy ! Component: 2850 - total flux cleaned = 0.000667308 Jy ! Component: 2900 - total flux cleaned = 0.000637887 Jy ! Component: 2950 - total flux cleaned = 0.000628187 Jy ! Component: 3000 - total flux cleaned = 0.000647522 Jy ! Component: 3050 - total flux cleaned = 0.000618703 Jy ! Component: 3100 - total flux cleaned = 0.000618756 Jy ! Component: 3150 - total flux cleaned = 0.000599781 Jy ! Component: 3200 - total flux cleaned = 0.000599733 Jy ! Component: 3250 - total flux cleaned = 0.000571669 Jy ! Component: 3300 - total flux cleaned = 0.000580975 Jy ! Component: 3350 - total flux cleaned = 0.000553297 Jy ! Component: 3400 - total flux cleaned = 0.000507303 Jy ! Component: 3450 - total flux cleaned = 0.000498145 Jy ! Component: 3500 - total flux cleaned = 0.000452649 Jy ! Component: 3550 - total flux cleaned = 0.000452682 Jy ! Component: 3600 - total flux cleaned = 0.000443687 Jy ! Component: 3650 - total flux cleaned = 0.000398997 Jy ! Component: 3700 - total flux cleaned = 0.000363401 Jy ! Component: 3750 - total flux cleaned = 0.000319168 Jy ! Component: 3800 - total flux cleaned = 0.000327988 Jy ! Component: 3850 - total flux cleaned = 0.00031045 Jy ! Component: 3900 - total flux cleaned = 0.000293083 Jy ! Component: 3950 - total flux cleaned = 0.000258369 Jy ! Component: 4000 - total flux cleaned = 0.0002325 Jy ! Component: 4050 - total flux cleaned = 0.00019827 Jy ! Total flux subtracted in 4096 components = 0.000181237 Jy ! Clean residual min=-0.000568 max=0.000518 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.107208 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 393 components and 0.107208 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0457-1819_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9709 x 3.649 at -18.76 degrees (North through East) ! Clean map min=-0.00095737 max=0.097618 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0457-1819_X_map.fits wmodel /image_prod/ug002_uva//J0457-1819_X_map.mod ! Writing 393 model components to file: /image_prod/ug002_uva//J0457-1819_X_map.mod wobs /image_prod/ug002_uva//J0457-1819_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0457-1819_X_uvs.fits wwins /image_prod/ug002_uva//J0457-1819_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0457-1819_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0976176 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015026 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.461781 0.461781 0.923562 1.84712 3.69425 7.38849 14.777 29.554 59.1079 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.097 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 649.658 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0457-1819_X_dfm.log closed on Wed Mar 4 20:33:09 2020