! Started logfile: /image_prod/ug002_uva//J1830+0619_X_dfm.log on Thu Mar 5 03:46:46 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//J1830+0619_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1830+0619_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.959524 visibilities/baseline/integration-bin. ! Found source: J1830+0619 ! ! 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 19344 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 J1830+0619_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 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.164509Jy sigma=7.719834 ! Fit after self-cal, rms=0.461292Jy sigma=3.035270 ! 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=0.6948 mas, bmaj=3.262 mas, bpa=-18.99 degrees ! Estimated noise=1.4163 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 = 0.427484 Jy ! Component: 100 - total flux cleaned = 0.523027 Jy ! Total flux subtracted in 100 components = 0.523027 Jy ! Clean residual min=-0.031282 max=0.045821 Jy/beam ! Clean residual mean=-0.000007 rms=0.007813 Jy/beam ! Combined flux in latest and established models = 0.523027 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.523027 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=0.162743Jy sigma=1.054790 ! Fit after self-cal, rms=0.162742Jy sigma=1.054725 ! 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=0.8783 mas, bmaj=3.196 mas, bpa=-18.11 degrees ! Estimated noise=0.784685 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 (1.4, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0593616 Jy ! Component: 100 - total flux cleaned = 0.0810513 Jy ! Component: 150 - total flux cleaned = 0.0907963 Jy ! Component: 200 - total flux cleaned = 0.096288 Jy ! Total flux subtracted in 200 components = 0.096288 Jy ! Clean residual min=-0.024124 max=0.040189 Jy/beam ! Clean residual mean=-0.000002 rms=0.006501 Jy/beam ! Combined flux in latest and established models = 0.619315 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 43 components and 0.619315 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=0.136051Jy sigma=0.867199 ! Fit after self-cal, rms=0.134851Jy sigma=0.858447 ! Inverting map ! Added new window around map position (20.4, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.026716 Jy ! Component: 100 - total flux cleaned = 0.0268014 Jy ! Component: 150 - total flux cleaned = 0.0260839 Jy ! Component: 200 - total flux cleaned = 0.0261121 Jy ! Total flux subtracted in 200 components = 0.0261121 Jy ! Clean residual min=-0.021925 max=0.029273 Jy/beam ! Clean residual mean=-0.000002 rms=0.005540 Jy/beam ! Combined flux in latest and established models = 0.645427 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 68 components and 0.645427 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=0.122751Jy sigma=0.780318 ! Fit after self-cal, rms=0.122197Jy sigma=0.776205 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8783 x 3.196 at -18.11 degrees (North through East) ! Clean map min=-0.022108 max=0.55419 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.83 KP 1.02 ! LA 0.99 MK 1.04 NL 1.40 OV 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.83 KP 1.01 ! LA 1.00 MK 1.04 NL 1.34 OV 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.84 KP 1.03 ! LA 0.98 MK 1.05 NL 1.33 OV 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.86 KP 1.01 ! LA 0.99 MK 1.04 NL 1.31 OV 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.85 KP 1.02 ! LA 0.99 MK 1.06 NL 1.36 OV 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.86 KP 1.00 ! LA 0.97 MK 1.07 NL 1.42 OV 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.84 KP 1.02 ! LA 0.98 MK 1.07 NL 1.31 OV 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.84 KP 1.01 ! LA 0.96 MK 1.06 NL 1.32 OV 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.84 KP 1.02 ! LA 0.99 MK 1.02 NL 1.38 OV 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.83 KP 1.02 ! LA 0.98 MK 1.05 NL 1.45 OV 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.85 KP 1.03 ! LA 0.98 MK 1.02 NL 1.40 OV 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.87 KP 0.98 ! LA 1.00 MK 1.01 NL 1.37 OV 0.92 ! ! ! Fit before self-cal, rms=0.122197Jy sigma=0.776205 ! Fit after self-cal, rms=0.088819Jy sigma=0.531146 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8779 mas, bmaj=3.151 mas, bpa=-17.73 degrees ! Estimated noise=0.786534 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 (-1.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420341 Jy ! Component: 100 - total flux cleaned = 0.00769029 Jy ! Component: 150 - total flux cleaned = 0.0117735 Jy ! Component: 200 - total flux cleaned = 0.0136487 Jy ! Total flux subtracted in 200 components = 0.0136487 Jy ! Clean residual min=-0.010482 max=0.011890 Jy/beam ! Clean residual mean=0.000001 rms=0.002230 Jy/beam ! Combined flux in latest and established models = 0.659076 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 0.659076 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=0.081159Jy sigma=0.480475 ! Fit after self-cal, rms=0.080850Jy sigma=0.477821 ! 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=0.080850Jy sigma=0.477821 ! Fit after self-cal, rms=0.077631Jy sigma=0.441104 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8792 mas, bmaj=3.139 mas, bpa=-17.9 degrees ! Estimated noise=0.784733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00485113 Jy ! Component: 100 - total flux cleaned = -0.00349276 Jy ! Component: 150 - total flux cleaned = -0.00212524 Jy ! Component: 200 - total flux cleaned = -0.000948716 Jy ! Total flux subtracted in 200 components = -0.000948716 Jy ! Clean residual min=-0.008184 max=0.005723 Jy/beam ! Clean residual mean=0.000001 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 0.658127 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 108 components and 0.658127 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=0.075654Jy sigma=0.428540 ! Fit after self-cal, rms=0.075485Jy sigma=0.427803 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 = -0.000204398 Jy ! Component: 100 - total flux cleaned = 0.00128653 Jy ! Component: 150 - total flux cleaned = 0.00263353 Jy ! Component: 200 - total flux cleaned = 0.00331918 Jy ! Total flux subtracted in 200 components = 0.00331918 Jy ! Clean residual min=-0.007243 max=0.005190 Jy/beam ! Clean residual mean=0.000001 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 0.661446 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 129 components and 0.661446 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=0.074826Jy sigma=0.423624 ! Fit after self-cal, rms=0.074763Jy sigma=0.423462 ! 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=0.074763Jy sigma=0.423462 ! Fit after self-cal, rms=0.075007Jy sigma=0.420410 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8796 mas, bmaj=3.138 mas, bpa=-17.89 degrees ! Estimated noise=0.783643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00501102 Jy ! Component: 100 - total flux cleaned = -0.00438025 Jy ! Component: 150 - total flux cleaned = -0.00309918 Jy ! Component: 200 - total flux cleaned = -0.00208183 Jy ! Total flux subtracted in 200 components = -0.00208183 Jy ! Clean residual min=-0.005768 max=0.004340 Jy/beam ! Clean residual mean=0.000001 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.659364 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 140 components and 0.659364 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=0.074225Jy sigma=0.415560 ! Fit after self-cal, rms=0.074147Jy sigma=0.415310 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 = -0.000357455 Jy ! Component: 100 - total flux cleaned = 0.000853285 Jy ! Component: 150 - total flux cleaned = 0.00207055 Jy ! Component: 200 - total flux cleaned = 0.00319666 Jy ! Total flux subtracted in 200 components = 0.00319666 Jy ! Clean residual min=-0.005369 max=0.004008 Jy/beam ! Clean residual mean=0.000001 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.662561 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 152 components and 0.662561 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=0.073834Jy sigma=0.413484 ! Fit after self-cal, rms=0.073799Jy sigma=0.413417 ! 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=0.073799Jy sigma=0.413417 ! Fit after self-cal, rms=0.073967Jy sigma=0.411953 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.027 mas, bmaj=3.188 mas, bpa=-9.873 degrees ! Estimated noise=0.980996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00274027 Jy ! Component: 100 - total flux cleaned = -0.00120359 Jy ! Component: 150 - total flux cleaned = 0.000264017 Jy ! Component: 200 - total flux cleaned = 0.0016538 Jy ! Total flux subtracted in 200 components = 0.0016538 Jy ! Clean residual min=-0.005096 max=0.004132 Jy/beam ! Clean residual mean=0.000001 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 0.664215 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 171 components and 0.664215 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=0.073569Jy sigma=0.409740 ! Fit after self-cal, rms=0.073516Jy sigma=0.409536 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 = 3.09083e-07 Jy ! Component: 100 - total flux cleaned = 0.000864714 Jy ! Component: 150 - total flux cleaned = 0.00196595 Jy ! Component: 200 - total flux cleaned = 0.00297256 Jy ! Total flux subtracted in 200 components = 0.00297256 Jy ! Clean residual min=-0.004769 max=0.004105 Jy/beam ! Clean residual mean=0.000001 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.667187 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 191 components and 0.667187 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=0.073399Jy sigma=0.409002 ! Fit after self-cal, rms=0.073376Jy sigma=0.408943 ! 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=0.8797 mas, bmaj=3.136 mas, bpa=-17.86 degrees ! Estimated noise=0.78273 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8797 x 3.136 at -17.86 degrees (North through East) ! Clean map min=-0.0059827 max=0.55828 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 ! Performing amp+phase self-cal ! ! 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=0.073376Jy sigma=0.408943 ! Fit after self-cal, rms=0.069369Jy sigma=0.374314 ! Inverting map and beam ! Estimated beam: bmin=0.8799 mas, bmaj=3.134 mas, bpa=-17.83 degrees ! Estimated noise=0.782437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105508 Jy ! Component: 100 - total flux cleaned = -0.000324919 Jy ! Component: 150 - total flux cleaned = 0.000418186 Jy ! Component: 200 - total flux cleaned = 0.00101042 Jy ! Total flux subtracted in 200 components = 0.00101042 Jy ! Clean residual min=-0.003466 max=0.003141 Jy/beam ! Clean residual mean=0.000001 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.668197 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 205 components and 0.668197 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=0.069057Jy sigma=0.372248 ! Fit after self-cal, rms=0.069027Jy sigma=0.372182 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128355 Jy ! Component: 100 - total flux cleaned = 0.000389118 Jy ! Component: 150 - total flux cleaned = 0.000598518 Jy ! Component: 200 - total flux cleaned = 0.000728577 Jy ! Total flux subtracted in 200 components = 0.000728577 Jy ! Clean residual min=-0.003214 max=0.002898 Jy/beam ! Clean residual mean=0.000001 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.668926 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 220 components and 0.668926 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=0.068884Jy sigma=0.371224 ! Fit after self-cal, rms=0.068871Jy sigma=0.371203 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.068871Jy sigma=0.371203 ! Fit after self-cal, rms=0.068995Jy sigma=0.370617 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=0.6912 mas, bmaj=3.194 mas, bpa=-18.87 degrees ! Estimated noise=1.41435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.426794 Jy ! Component: 100 - total flux cleaned = 0.523834 Jy ! Component: 150 - total flux cleaned = 0.564658 Jy ! Component: 200 - total flux cleaned = 0.588526 Jy ! Total flux subtracted in 200 components = 0.588526 Jy ! Clean residual min=-0.008339 max=0.013084 Jy/beam ! Clean residual mean=-0.000001 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 0.588526 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.588526 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8799 mas, bmaj=3.132 mas, bpa=-17.82 degrees ! Estimated noise=0.781838 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 = 0.0215165 Jy ! Component: 100 - total flux cleaned = 0.0357243 Jy ! Component: 150 - total flux cleaned = 0.0460109 Jy ! Component: 200 - total flux cleaned = 0.0537188 Jy ! Total flux subtracted in 200 components = 0.0537188 Jy ! Clean residual min=-0.004294 max=0.005491 Jy/beam ! Clean residual mean=0.000001 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.642245 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 0.642245 Jy ! Inverting map ! Added new window around map position (-13, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00573394 Jy ! Component: 100 - total flux cleaned = 0.00815465 Jy ! Component: 150 - total flux cleaned = 0.00995193 Jy ! Component: 200 - total flux cleaned = 0.0114178 Jy ! Total flux subtracted in 200 components = 0.0114178 Jy ! Clean residual min=-0.003803 max=0.003785 Jy/beam ! Clean residual mean=0.000001 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.653663 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 77 components and 0.653663 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=2.027 mas, bmaj=3.185 mas, bpa=-9.75 degrees ! Estimated noise=0.980235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437084 Jy ! Component: 100 - total flux cleaned = 0.0065136 Jy ! Component: 150 - total flux cleaned = 0.00793381 Jy ! Component: 200 - total flux cleaned = 0.00884054 Jy ! Total flux subtracted in 200 components = 0.00884054 Jy ! Clean residual min=-0.004186 max=0.004570 Jy/beam ! Clean residual mean=0.000002 rms=0.001027 Jy/beam ! Combined flux in latest and established models = 0.662503 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-8.6, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165033 Jy ! Component: 100 - total flux cleaned = 0.00240667 Jy ! Component: 150 - total flux cleaned = 0.00315944 Jy ! Component: 200 - total flux cleaned = 0.00384523 Jy ! Total flux subtracted in 200 components = 0.00384523 Jy ! Clean residual min=-0.003424 max=0.003395 Jy/beam ! Clean residual mean=0.000001 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.666349 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 147 components and 0.666349 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8799 mas, bmaj=3.132 mas, bpa=-17.82 degrees ! Estimated noise=0.781838 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000849504 Jy ! Component: 100 - total flux cleaned = -0.000853264 Jy ! Component: 150 - total flux cleaned = -0.000945365 Jy ! Component: 200 - total flux cleaned = -0.000951901 Jy ! Total flux subtracted in 200 components = -0.000951901 Jy ! Clean residual min=-0.003091 max=0.002750 Jy/beam ! Clean residual mean=0.000000 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.665397 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 169 components and 0.665397 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=0.068723Jy sigma=0.368453 ! Fit after self-cal, rms=0.068524Jy sigma=0.367247 wmodel J1830+0619_X_map.mod ! Writing 169 model components to file: J1830+0619_X_map.mod wobs J1830+0619_X_uvs.fits ! Writing UV FITS file: J1830+0619_X_uvs.fits wwins J1830+0619_X_map.win ! wwins: Wrote 6 windows to J1830+0619_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 = -0.00129935 Jy ! Component: 100 - total flux cleaned = -0.00201696 Jy ! Component: 150 - total flux cleaned = -0.00226696 Jy ! Component: 200 - total flux cleaned = -0.00250548 Jy ! Component: 250 - total flux cleaned = -0.00269868 Jy ! Component: 300 - total flux cleaned = -0.00296133 Jy ! Component: 350 - total flux cleaned = -0.00307121 Jy ! Component: 400 - total flux cleaned = -0.00321274 Jy ! Component: 450 - total flux cleaned = -0.00328151 Jy ! Component: 500 - total flux cleaned = -0.00338279 Jy ! Component: 550 - total flux cleaned = -0.00344951 Jy ! Component: 600 - total flux cleaned = -0.00360933 Jy ! Component: 650 - total flux cleaned = -0.00367129 Jy ! Component: 700 - total flux cleaned = -0.00376244 Jy ! Component: 750 - total flux cleaned = -0.00379239 Jy ! Component: 800 - total flux cleaned = -0.00385117 Jy ! Component: 850 - total flux cleaned = -0.00390889 Jy ! Component: 900 - total flux cleaned = -0.00393715 Jy ! Component: 950 - total flux cleaned = -0.00402029 Jy ! Component: 1000 - total flux cleaned = -0.00402012 Jy ! Component: 1050 - total flux cleaned = -0.00410014 Jy ! Component: 1100 - total flux cleaned = -0.00412643 Jy ! Component: 1150 - total flux cleaned = -0.00422991 Jy ! Component: 1200 - total flux cleaned = -0.00425501 Jy ! Component: 1250 - total flux cleaned = -0.00430503 Jy ! Component: 1300 - total flux cleaned = -0.00437897 Jy ! Component: 1350 - total flux cleaned = -0.00442695 Jy ! Component: 1400 - total flux cleaned = -0.00442726 Jy ! Component: 1450 - total flux cleaned = -0.00442727 Jy ! Component: 1500 - total flux cleaned = -0.0044735 Jy ! Component: 1550 - total flux cleaned = -0.00435829 Jy ! Component: 1600 - total flux cleaned = -0.00440408 Jy ! Component: 1650 - total flux cleaned = -0.00440437 Jy ! Component: 1700 - total flux cleaned = -0.00449241 Jy ! Component: 1750 - total flux cleaned = -0.00455716 Jy ! Component: 1800 - total flux cleaned = -0.00455719 Jy ! Component: 1850 - total flux cleaned = -0.00468427 Jy ! Component: 1900 - total flux cleaned = -0.0047884 Jy ! Component: 1950 - total flux cleaned = -0.00485024 Jy ! Component: 2000 - total flux cleaned = -0.00499274 Jy ! Component: 2050 - total flux cleaned = -0.00505278 Jy ! Component: 2100 - total flux cleaned = -0.00513212 Jy ! Component: 2150 - total flux cleaned = -0.00523039 Jy ! Component: 2200 - total flux cleaned = -0.00530797 Jy ! Component: 2250 - total flux cleaned = -0.00534635 Jy ! Component: 2300 - total flux cleaned = -0.00544146 Jy ! Component: 2350 - total flux cleaned = -0.00544204 Jy ! Component: 2400 - total flux cleaned = -0.00553515 Jy ! Component: 2450 - total flux cleaned = -0.00562693 Jy ! Component: 2500 - total flux cleaned = -0.00575381 Jy ! Component: 2550 - total flux cleaned = -0.00580755 Jy ! Component: 2600 - total flux cleaned = -0.00582549 Jy ! Component: 2650 - total flux cleaned = -0.00594848 Jy ! Component: 2700 - total flux cleaned = -0.00593104 Jy ! Component: 2750 - total flux cleaned = -0.00601718 Jy ! Component: 2800 - total flux cleaned = -0.00606848 Jy ! Component: 2850 - total flux cleaned = -0.00615285 Jy ! Component: 2900 - total flux cleaned = -0.00615292 Jy ! Component: 2950 - total flux cleaned = -0.00630208 Jy ! Component: 3000 - total flux cleaned = -0.00635124 Jy ! Component: 3050 - total flux cleaned = -0.0064325 Jy ! Component: 3100 - total flux cleaned = -0.00651284 Jy ! Component: 3150 - total flux cleaned = -0.00652876 Jy ! Component: 3200 - total flux cleaned = -0.00660755 Jy ! Component: 3250 - total flux cleaned = -0.0067329 Jy ! Component: 3300 - total flux cleaned = -0.00671729 Jy ! Component: 3350 - total flux cleaned = -0.00687128 Jy ! Component: 3400 - total flux cleaned = -0.00688661 Jy ! Component: 3450 - total flux cleaned = -0.00696219 Jy ! Component: 3500 - total flux cleaned = -0.00703678 Jy ! Component: 3550 - total flux cleaned = -0.007141 Jy ! Component: 3600 - total flux cleaned = -0.00718515 Jy ! Component: 3650 - total flux cleaned = -0.00722901 Jy ! Component: 3700 - total flux cleaned = -0.00734483 Jy ! Component: 3750 - total flux cleaned = -0.00743099 Jy ! Component: 3800 - total flux cleaned = -0.00748799 Jy ! Component: 3850 - total flux cleaned = -0.00754457 Jy ! Component: 3900 - total flux cleaned = -0.00761467 Jy ! Component: 3950 - total flux cleaned = -0.00768414 Jy ! Component: 4000 - total flux cleaned = -0.00772556 Jy ! Component: 4050 - total flux cleaned = -0.00778039 Jy ! Total flux subtracted in 4096 components = -0.00788896 Jy ! Clean residual min=-0.000806 max=0.000756 Jy/beam ! Clean residual mean=0.000000 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.657508 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 481 components and 0.657507 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1830+0619_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8799 x 3.132 at -17.82 degrees (North through East) ! Clean map min=-0.002846 max=0.55987 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1830+0619_X_map.fits wmodel /image_prod/ug002_uva//J1830+0619_X_map.mod ! Writing 481 model components to file: /image_prod/ug002_uva//J1830+0619_X_map.mod wobs /image_prod/ug002_uva//J1830+0619_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1830+0619_X_uvs.fits wwins /image_prod/ug002_uva//J1830+0619_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1830+0619_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.559872 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000247609 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.132678 0.132678 0.265356 0.530713 1.06143 2.12285 4.2457 8.4914 16.9828 33.9656 67.9312 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.559 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2261.11 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1830+0619_X_dfm.log closed on Thu Mar 5 03:46:51 2020