! Started logfile: /image_prod/ug002_uva//J2120+0246_X_dfm.log on Thu Mar 5 05:10:27 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//J2120+0246_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2120+0246_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.748148 visibilities/baseline/integration-bin. ! Found source: J2120+0246 ! ! 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 134 lines of history. ! ! Reading 30300 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 J2120+0246_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 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002718Jy sigma=9.436627 ! Fit after self-cal, rms=0.972314Jy sigma=9.157633 ! 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=0.7484 mas, bmaj=1.738 mas, bpa=-2.56 degrees ! Estimated noise=0.820968 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 = 0.0226196 Jy ! Component: 100 - total flux cleaned = 0.0277502 Jy ! Total flux subtracted in 100 components = 0.0277502 Jy ! Clean residual min=-0.002396 max=0.003071 Jy/beam ! Clean residual mean=-0.000000 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0277501 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0277501 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=0.054697Jy sigma=0.476465 ! Fit after self-cal, rms=0.052756Jy sigma=0.457761 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00459406 Jy ! Component: 100 - total flux cleaned = 0.00436989 Jy ! Total flux subtracted in 100 components = 0.00436989 Jy ! Clean residual min=-0.002028 max=0.002253 Jy/beam ! Clean residual mean=-0.000000 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.03212 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.03212 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=0.052334Jy sigma=0.454354 ! Fit after self-cal, rms=0.052292Jy sigma=0.454227 ! 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=0.9486 mas, bmaj=2.108 mas, bpa=-2.601 degrees ! Estimated noise=0.438683 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224703 Jy ! Component: 100 - total flux cleaned = 0.00271811 Jy ! Component: 150 - total flux cleaned = 0.00295244 Jy ! Component: 200 - total flux cleaned = 0.00315286 Jy ! Total flux subtracted in 200 components = 0.00315286 Jy ! Clean residual min=-0.001204 max=0.001687 Jy/beam ! Clean residual mean=0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0352729 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 29 components and 0.0352729 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=0.052157Jy sigma=0.452968 ! Fit after self-cal, rms=0.052099Jy sigma=0.452641 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9486 x 2.108 at -2.601 degrees (North through East) ! Clean map min=-0.0011704 max=0.032098 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.17 KP 1.09 ! LA 1.09 MK 1.08 NL 1.21 OV 0.98 ! PT 0.83 SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.03 KP 1.04 ! LA 1.03 MK 1.14 NL 1.30 OV 0.94 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.00 KP 1.07 ! LA 1.11 MK 1.00 NL 1.24 OV 0.96 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.95 KP 1.07 ! LA 0.98 MK 0.96 NL 1.18 OV 0.96 ! PT 0.92 SC 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 0.95 KP 1.05 ! LA 1.04 MK 1.02 NL 1.18 OV 0.97 ! PT 0.87 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.90 HN 1.07 KP 1.16 ! LA 1.07 MK 0.96 NL 1.20 OV 0.95 ! PT 0.95 SC 0.85 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 0.95 KP 1.04 ! LA 1.01 MK 1.01 NL 1.24 OV 1.01 ! PT 0.82 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.92 HN 1.01 KP 1.12 ! LA 1.03 MK 0.92 NL 1.22 OV 1.03 ! PT 0.97 SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.92 HN 0.90 KP 1.10 ! LA 1.07 MK 1.06 NL 1.14 OV 0.91 ! PT 0.93 SC 0.84 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.89 HN 0.89 KP 0.97 ! LA 1.02 MK 1.05 NL 1.20 OV 0.95 ! PT 0.80 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.82 HN 0.96 KP 1.09 ! LA 0.97 MK 0.94 NL 1.19 OV 0.97 ! PT 0.81 SC 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.81 HN 0.95 KP 1.12 ! LA 1.06 MK 0.76 NL 1.15 OV 0.92 ! PT 0.91 SC 0.76 ! ! ! Fit before self-cal, rms=0.052099Jy sigma=0.452641 ! Fit after self-cal, rms=0.049255Jy sigma=0.450532 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9321 mas, bmaj=2.068 mas, bpa=-1.13 degrees ! Estimated noise=0.432873 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 = 0.000478901 Jy ! Component: 100 - total flux cleaned = 0.000498899 Jy ! Component: 150 - total flux cleaned = 0.000481948 Jy ! Component: 200 - total flux cleaned = 0.000454272 Jy ! Total flux subtracted in 200 components = 0.000454272 Jy ! Clean residual min=-0.000820 max=0.000896 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0357272 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 0.0357272 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=0.049240Jy sigma=0.450403 ! Fit after self-cal, rms=0.049213Jy sigma=0.449803 ! 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=0.049213Jy sigma=0.449803 ! Fit after self-cal, rms=0.049566Jy sigma=0.448783 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9288 mas, bmaj=2.051 mas, bpa=-0.3951 degrees ! Estimated noise=0.433785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000175293 Jy ! Component: 100 - total flux cleaned = 0.000146476 Jy ! Component: 150 - total flux cleaned = 0.000147018 Jy ! Component: 200 - total flux cleaned = 0.000147254 Jy ! Total flux subtracted in 200 components = 0.000147254 Jy ! Clean residual min=-0.000731 max=0.000788 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0358744 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.0358744 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=0.049557Jy sigma=0.448710 ! Fit after self-cal, rms=0.049604Jy sigma=0.448471 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-7, 19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000491427 Jy ! Component: 100 - total flux cleaned = 0.000524974 Jy ! Component: 150 - total flux cleaned = 0.000509701 Jy ! Component: 200 - total flux cleaned = 0.000523212 Jy ! Total flux subtracted in 200 components = 0.000523212 Jy ! Clean residual min=-0.000735 max=0.000652 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0363976 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 65 components and 0.0363976 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=0.049590Jy sigma=0.448348 ! Fit after self-cal, rms=0.049586Jy sigma=0.448314 ! 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=0.049586Jy sigma=0.448314 ! Fit after self-cal, rms=0.049779Jy sigma=0.448200 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9263 mas, bmaj=2.044 mas, bpa=-0.02998 degrees ! Estimated noise=0.432448 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000214691 Jy ! Component: 100 - total flux cleaned = 0.000229087 Jy ! Component: 150 - total flux cleaned = 0.000255619 Jy ! Component: 200 - total flux cleaned = 0.000291248 Jy ! Total flux subtracted in 200 components = 0.000291248 Jy ! Clean residual min=-0.000712 max=0.000646 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0366889 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.0366889 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=0.049771Jy sigma=0.448130 ! Fit after self-cal, rms=0.049799Jy sigma=0.448077 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 = -5.57881e-07 Jy ! Component: 100 - total flux cleaned = 1.14662e-05 Jy ! Component: 150 - total flux cleaned = 1.13479e-05 Jy ! Component: 200 - total flux cleaned = 9.90563e-07 Jy ! Total flux subtracted in 200 components = 9.90563e-07 Jy ! Clean residual min=-0.000708 max=0.000637 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0366899 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.0366899 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=0.049794Jy sigma=0.448032 ! Fit after self-cal, rms=0.049790Jy sigma=0.447962 ! 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=0.049790Jy sigma=0.447962 ! Fit after self-cal, rms=0.049849Jy sigma=0.447937 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.274 mas, bmaj=3.351 mas, bpa=9.064 degrees ! Estimated noise=0.540666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000201352 Jy ! Component: 100 - total flux cleaned = 0.000239556 Jy ! Component: 150 - total flux cleaned = 0.000246511 Jy ! Component: 200 - total flux cleaned = 0.000258004 Jy ! Total flux subtracted in 200 components = 0.000258004 Jy ! Clean residual min=-0.000789 max=0.000719 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0369479 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 82 components and 0.0369479 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=0.049848Jy sigma=0.447923 ! Fit after self-cal, rms=0.049856Jy sigma=0.447883 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 = 3.15311e-05 Jy ! Component: 100 - total flux cleaned = 3.17375e-05 Jy ! Component: 150 - total flux cleaned = 5.2765e-05 Jy ! Component: 200 - total flux cleaned = 5.75881e-05 Jy ! Total flux subtracted in 200 components = 5.75881e-05 Jy ! Clean residual min=-0.000783 max=0.000709 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0370055 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 85 components and 0.0370055 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=0.049855Jy sigma=0.447873 ! Fit after self-cal, rms=0.049857Jy sigma=0.447867 ! 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=0.9245 mas, bmaj=2.041 mas, bpa=0.2019 degrees ! Estimated noise=0.431691 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9245 x 2.041 at 0.2019 degrees (North through East) ! Clean map min=-0.00061735 max=0.031485 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=0.7294 mas, bmaj=1.685 mas, bpa=0.3904 degrees ! Estimated noise=0.785956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247271 Jy ! Component: 100 - total flux cleaned = 0.0311746 Jy ! Component: 150 - total flux cleaned = 0.0323932 Jy ! Component: 200 - total flux cleaned = 0.0337298 Jy ! Total flux subtracted in 200 components = 0.0337298 Jy ! Clean residual min=-0.001634 max=0.001787 Jy/beam ! Clean residual mean=-0.000000 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.0337298 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 0.0337298 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9245 mas, bmaj=2.041 mas, bpa=0.2019 degrees ! Estimated noise=0.431691 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 = 0.00155799 Jy ! Component: 100 - total flux cleaned = 0.00218481 Jy ! Component: 150 - total flux cleaned = 0.00252493 Jy ! Component: 200 - total flux cleaned = 0.00269038 Jy ! Total flux subtracted in 200 components = 0.00269038 Jy ! Clean residual min=-0.000847 max=0.000784 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0364202 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 34 components and 0.0364202 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=2.274 mas, bmaj=3.351 mas, bpa=9.064 degrees ! Estimated noise=0.540666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502384 Jy ! Component: 100 - total flux cleaned = 0.00067113 Jy ! Component: 150 - total flux cleaned = 0.000761388 Jy ! Component: 200 - total flux cleaned = 0.000787933 Jy ! Total flux subtracted in 200 components = 0.000787933 Jy ! Clean residual min=-0.000786 max=0.000758 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0372082 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 = 1.17378e-05 Jy ! Component: 100 - total flux cleaned = 4.27917e-05 Jy ! Component: 150 - total flux cleaned = 6.13095e-05 Jy ! Component: 200 - total flux cleaned = 6.96357e-05 Jy ! Total flux subtracted in 200 components = 6.96357e-05 Jy ! Clean residual min=-0.000792 max=0.000714 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0372778 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 64 components and 0.0372778 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9245 mas, bmaj=2.041 mas, bpa=0.2019 degrees ! Estimated noise=0.431691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.48787e-05 Jy ! Component: 100 - total flux cleaned = 5.18037e-06 Jy ! Component: 150 - total flux cleaned = -3.81555e-05 Jy ! Component: 200 - total flux cleaned = -5.90817e-05 Jy ! Total flux subtracted in 200 components = -5.90817e-05 Jy ! Clean residual min=-0.000781 max=0.000695 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0372187 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 77 components and 0.0372187 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=0.049877Jy sigma=0.448081 ! Fit after self-cal, rms=0.049864Jy sigma=0.448037 wmodel J2120+0246_X_map.mod ! Writing 77 model components to file: J2120+0246_X_map.mod wobs J2120+0246_X_uvs.fits ! Writing UV FITS file: J2120+0246_X_uvs.fits wwins J2120+0246_X_map.win ! wwins: Wrote 3 windows to J2120+0246_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 = -0.000199061 Jy ! Component: 100 - total flux cleaned = -0.000369746 Jy ! Component: 150 - total flux cleaned = -0.000474868 Jy ! Component: 200 - total flux cleaned = -0.000554646 Jy ! Component: 250 - total flux cleaned = -0.000632746 Jy ! Component: 300 - total flux cleaned = -0.0006766 Jy ! Component: 350 - total flux cleaned = -0.000719507 Jy ! Component: 400 - total flux cleaned = -0.000761537 Jy ! Component: 450 - total flux cleaned = -0.000792515 Jy ! Component: 500 - total flux cleaned = -0.000832907 Jy ! Component: 550 - total flux cleaned = -0.000852787 Jy ! Component: 600 - total flux cleaned = -0.000862616 Jy ! Component: 650 - total flux cleaned = -0.000901581 Jy ! Component: 700 - total flux cleaned = -0.000920811 Jy ! Component: 750 - total flux cleaned = -0.000958776 Jy ! Component: 800 - total flux cleaned = -0.00096814 Jy ! Component: 850 - total flux cleaned = -0.000986437 Jy ! Component: 900 - total flux cleaned = -0.000995388 Jy ! Component: 950 - total flux cleaned = -0.000977431 Jy ! Component: 1000 - total flux cleaned = -0.000977395 Jy ! Component: 1050 - total flux cleaned = -0.0009862 Jy ! Component: 1100 - total flux cleaned = -0.000977525 Jy ! Component: 1150 - total flux cleaned = -0.00100346 Jy ! Component: 1200 - total flux cleaned = -0.00100351 Jy ! Component: 1250 - total flux cleaned = -0.0010372 Jy ! Component: 1300 - total flux cleaned = -0.00101225 Jy ! Component: 1350 - total flux cleaned = -0.00104532 Jy ! Component: 1400 - total flux cleaned = -0.00101265 Jy ! Component: 1450 - total flux cleaned = -0.00104499 Jy ! Component: 1500 - total flux cleaned = -0.00103703 Jy ! Component: 1550 - total flux cleaned = -0.00102117 Jy ! Component: 1600 - total flux cleaned = -0.0010213 Jy ! Component: 1650 - total flux cleaned = -0.00102907 Jy ! Component: 1700 - total flux cleaned = -0.00105222 Jy ! Component: 1750 - total flux cleaned = -0.00105976 Jy ! Component: 1800 - total flux cleaned = -0.00103706 Jy ! Component: 1850 - total flux cleaned = -0.00107451 Jy ! Component: 1900 - total flux cleaned = -0.00108191 Jy ! Component: 1950 - total flux cleaned = -0.00111133 Jy ! Component: 2000 - total flux cleaned = -0.00114049 Jy ! Component: 2050 - total flux cleaned = -0.00116942 Jy ! Component: 2100 - total flux cleaned = -0.00114778 Jy ! Component: 2150 - total flux cleaned = -0.00115493 Jy ! Component: 2200 - total flux cleaned = -0.00116197 Jy ! Component: 2250 - total flux cleaned = -0.00117596 Jy ! Component: 2300 - total flux cleaned = -0.00120376 Jy ! Component: 2350 - total flux cleaned = -0.00118312 Jy ! Component: 2400 - total flux cleaned = -0.00118313 Jy ! Component: 2450 - total flux cleaned = -0.00120349 Jy ! Component: 2500 - total flux cleaned = -0.00119669 Jy ! Component: 2550 - total flux cleaned = -0.00121006 Jy ! Component: 2600 - total flux cleaned = -0.00120345 Jy ! Component: 2650 - total flux cleaned = -0.00120344 Jy ! Component: 2700 - total flux cleaned = -0.00120346 Jy ! Component: 2750 - total flux cleaned = -0.00122305 Jy ! Component: 2800 - total flux cleaned = -0.00119716 Jy ! Component: 2850 - total flux cleaned = -0.00119716 Jy ! Component: 2900 - total flux cleaned = -0.00121634 Jy ! Component: 2950 - total flux cleaned = -0.00119089 Jy ! Component: 3000 - total flux cleaned = -0.0011909 Jy ! Component: 3050 - total flux cleaned = -0.00119716 Jy ! Component: 3100 - total flux cleaned = -0.00119708 Jy ! Component: 3150 - total flux cleaned = -0.00118464 Jy ! Component: 3200 - total flux cleaned = -0.00119083 Jy ! Component: 3250 - total flux cleaned = -0.00119084 Jy ! Component: 3300 - total flux cleaned = -0.00118475 Jy ! Component: 3350 - total flux cleaned = -0.00118479 Jy ! Component: 3400 - total flux cleaned = -0.00117881 Jy ! Component: 3450 - total flux cleaned = -0.00118484 Jy ! Component: 3500 - total flux cleaned = -0.00120273 Jy ! Component: 3550 - total flux cleaned = -0.00117905 Jy ! Component: 3600 - total flux cleaned = -0.00116137 Jy ! Component: 3650 - total flux cleaned = -0.00117311 Jy ! Component: 3700 - total flux cleaned = -0.00115562 Jy ! Component: 3750 - total flux cleaned = -0.00117295 Jy ! Component: 3800 - total flux cleaned = -0.00116719 Jy ! Component: 3850 - total flux cleaned = -0.00117867 Jy ! Component: 3900 - total flux cleaned = -0.00117866 Jy ! Component: 3950 - total flux cleaned = -0.001139 Jy ! Component: 4000 - total flux cleaned = -0.00113903 Jy ! Component: 4050 - total flux cleaned = -0.00116709 Jy ! Total flux subtracted in 4096 components = -0.00118942 Jy ! Clean residual min=-0.000321 max=0.000390 Jy/beam ! Clean residual mean=0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0360293 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 403 components and 0.0360293 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2120+0246_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9245 x 2.041 at 0.2019 degrees (North through East) ! Clean map min=-0.00051462 max=0.031235 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2120+0246_X_map.fits wmodel /image_prod/ug002_uva//J2120+0246_X_map.mod ! Writing 403 model components to file: /image_prod/ug002_uva//J2120+0246_X_map.mod wobs /image_prod/ug002_uva//J2120+0246_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2120+0246_X_uvs.fits wwins /image_prod/ug002_uva//J2120+0246_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2120+0246_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0312349 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.53158e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.915474 0.915474 1.83095 3.6619 7.32379 14.6476 29.2952 58.5904 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 327.698 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2120+0246_X_dfm.log closed on Thu Mar 5 05:10:32 2020