! Started logfile: /image_prod/ug002_uva//J1455-1700_X_dfm.log on Thu Mar 5 01:59:49 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//J1455-1700_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1455-1700_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.996444 visibilities/baseline/integration-bin. ! Found source: J1455-1700 ! ! 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 26904 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 J1455-1700_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.004796Jy sigma=8.296276 ! Fit after self-cal, rms=0.949459Jy sigma=7.819394 ! 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=0.6553 mas, bmaj=1.577 mas, bpa=-2.291 degrees ! Estimated noise=1.18957 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 = 0.0367551 Jy ! Component: 100 - total flux cleaned = 0.0459808 Jy ! Total flux subtracted in 100 components = 0.0459808 Jy ! Clean residual min=-0.003913 max=0.006817 Jy/beam ! Clean residual mean=0.000005 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.0459808 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0459808 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=0.068817Jy sigma=0.525626 ! Fit after self-cal, rms=0.067547Jy sigma=0.515156 ! Inverting map ! Added new window around map position (1.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00736093 Jy ! Component: 100 - total flux cleaned = 0.0122913 Jy ! Total flux subtracted in 100 components = 0.0122913 Jy ! Clean residual min=-0.003453 max=0.005568 Jy/beam ! Clean residual mean=0.000004 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.0582721 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 23 components and 0.0582721 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=0.066016Jy sigma=0.499704 ! Fit after self-cal, rms=0.065906Jy sigma=0.498565 ! 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=0.8638 mas, bmaj=2.023 mas, bpa=-1.684 degrees ! Estimated noise=0.532491 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 = 0.00894283 Jy ! Component: 100 - total flux cleaned = 0.0142049 Jy ! Component: 150 - total flux cleaned = 0.0175423 Jy ! Component: 200 - total flux cleaned = 0.0197025 Jy ! Total flux subtracted in 200 components = 0.0197025 Jy ! Clean residual min=-0.002355 max=0.004519 Jy/beam ! Clean residual mean=0.000008 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.0779746 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 42 components and 0.0779746 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=0.064731Jy sigma=0.486328 ! Fit after self-cal, rms=0.064642Jy sigma=0.485180 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8638 x 2.023 at -1.684 degrees (North through East) ! Clean map min=-0.0021523 max=0.051883 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.20 KP 1.05 ! LA 0.89 MK 1.08 NL 1.19 OV 0.99 ! PT 0.82 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.13 KP 0.99 ! LA 0.93 MK 1.10 NL 1.16 OV 1.06 ! PT 0.85 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.94 HN 1.03 KP 1.08 ! LA 0.91 MK 1.01 NL 1.23 OV 1.02 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 1.03 KP 1.04 ! LA 0.92 MK 1.10 NL 1.13 OV 1.04 ! PT 0.84 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.12 KP 1.04 ! LA 0.92 MK 0.99 NL 1.17 OV 1.05 ! PT 0.86 SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.11 KP 1.06 ! LA 0.87 MK 1.03 NL 1.16 OV 1.04 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.18 KP 1.05 ! LA 0.90 MK 1.02 NL 1.11 OV 1.00 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.05 KP 1.04 ! LA 0.94 MK 1.05 NL 1.27 OV 1.03 ! PT 0.86 SC 1.10 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 1.09 KP 1.03 ! LA 0.93 MK 1.06 NL 1.12 OV 1.03 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.05 KP 1.01 ! LA 0.91 MK 1.03 NL 1.16 OV 1.04 ! PT 0.81 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.04 KP 1.02 ! LA 0.92 MK 1.08 NL 1.23 OV 1.02 ! PT 0.89 SC 1.13 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 1.11 KP 1.04 ! LA 0.94 MK 0.90 NL 1.25 OV 1.06 ! PT 0.83 SC 0.99 ! ! ! Fit before self-cal, rms=0.064642Jy sigma=0.485180 ! Fit after self-cal, rms=0.066196Jy sigma=0.481364 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8804 mas, bmaj=2.045 mas, bpa=-1.264 degrees ! Estimated noise=0.537532 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 = 0.000743994 Jy ! Component: 100 - total flux cleaned = 0.000775957 Jy ! Component: 150 - total flux cleaned = 0.000798202 Jy ! Component: 200 - total flux cleaned = 0.00082096 Jy ! Total flux subtracted in 200 components = 0.00082096 Jy ! Clean residual min=-0.001653 max=0.002277 Jy/beam ! Clean residual mean=0.000004 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.0787955 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.0787955 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=0.066166Jy sigma=0.481038 ! Fit after self-cal, rms=0.066245Jy sigma=0.480714 ! 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=0.066245Jy sigma=0.480714 ! Fit after self-cal, rms=0.066819Jy sigma=0.479887 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8807 mas, bmaj=2.041 mas, bpa=-1.343 degrees ! Estimated noise=0.538882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159529 Jy ! Component: 100 - total flux cleaned = 0.000139412 Jy ! Component: 150 - total flux cleaned = 0.000119821 Jy ! Component: 200 - total flux cleaned = 8.40149e-05 Jy ! Total flux subtracted in 200 components = 8.40149e-05 Jy ! Clean residual min=-0.001497 max=0.002192 Jy/beam ! Clean residual mean=0.000003 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0788795 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.0788796 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=0.066807Jy sigma=0.479790 ! Fit after self-cal, rms=0.066826Jy sigma=0.479726 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 (4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021265 Jy ! Component: 100 - total flux cleaned = 0.00327951 Jy ! Component: 150 - total flux cleaned = 0.00383929 Jy ! Component: 200 - total flux cleaned = 0.00410334 Jy ! Total flux subtracted in 200 components = 0.00410334 Jy ! Clean residual min=-0.001424 max=0.002113 Jy/beam ! Clean residual mean=0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0829829 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 71 components and 0.0829829 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=0.066760Jy sigma=0.479016 ! Fit after self-cal, rms=0.066746Jy sigma=0.478917 ! Inverting map ! Added new window around map position (8.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200186 Jy ! Component: 100 - total flux cleaned = 0.00314657 Jy ! Component: 150 - total flux cleaned = 0.00402126 Jy ! Component: 200 - total flux cleaned = 0.00473977 Jy ! Total flux subtracted in 200 components = 0.00473977 Jy ! Clean residual min=-0.001247 max=0.001791 Jy/beam ! Clean residual mean=0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.0877227 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 92 components and 0.0877227 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=0.066684Jy sigma=0.478236 ! Fit after self-cal, rms=0.066668Jy sigma=0.478158 ! Inverting map ! Added new window around map position (11.6, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159861 Jy ! Component: 100 - total flux cleaned = 0.00243933 Jy ! Component: 150 - total flux cleaned = 0.00291708 Jy ! Component: 200 - total flux cleaned = 0.00333552 Jy ! Total flux subtracted in 200 components = 0.00333552 Jy ! Clean residual min=-0.001228 max=0.001242 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0910582 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 0.0910582 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=0.066619Jy sigma=0.477782 ! Fit after self-cal, rms=0.066607Jy sigma=0.477741 ! 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=0.066607Jy sigma=0.477741 ! Fit after self-cal, rms=0.066074Jy sigma=0.477622 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8786 mas, bmaj=2.039 mas, bpa=-1.439 degrees ! Estimated noise=0.535651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000844422 Jy ! Component: 100 - total flux cleaned = 0.00143931 Jy ! Component: 150 - total flux cleaned = 0.00174783 Jy ! Component: 200 - total flux cleaned = 0.00194187 Jy ! Total flux subtracted in 200 components = 0.00194187 Jy ! Clean residual min=-0.001168 max=0.001120 Jy/beam ! Clean residual mean=0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.093 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 111 components and 0.093 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=0.066053Jy sigma=0.477466 ! Fit after self-cal, rms=0.066043Jy sigma=0.477446 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 = 0.000444924 Jy ! Component: 100 - total flux cleaned = 0.000631467 Jy ! Component: 150 - total flux cleaned = 0.000748764 Jy ! Component: 200 - total flux cleaned = 0.000841819 Jy ! Total flux subtracted in 200 components = 0.000841819 Jy ! Clean residual min=-0.001159 max=0.001085 Jy/beam ! Clean residual mean=0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0938419 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 117 components and 0.0938419 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=0.066030Jy sigma=0.477362 ! Fit after self-cal, rms=0.066029Jy sigma=0.477357 ! 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=0.066029Jy sigma=0.477357 ! Fit after self-cal, rms=0.065749Jy sigma=0.477337 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.273 mas, bmaj=4.358 mas, bpa=5.546 degrees ! Estimated noise=0.655954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000725791 Jy ! Component: 100 - total flux cleaned = 0.00125906 Jy ! Component: 150 - total flux cleaned = 0.00150579 Jy ! Component: 200 - total flux cleaned = 0.00164606 Jy ! Total flux subtracted in 200 components = 0.00164606 Jy ! Clean residual min=-0.001333 max=0.001126 Jy/beam ! Clean residual mean=0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0954879 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 127 components and 0.0954879 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=0.065742Jy sigma=0.477275 ! Fit after self-cal, rms=0.065738Jy sigma=0.477264 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 = 0.000190377 Jy ! Component: 100 - total flux cleaned = 0.000340665 Jy ! Component: 150 - total flux cleaned = 0.000408276 Jy ! Component: 200 - total flux cleaned = 0.000445878 Jy ! Total flux subtracted in 200 components = 0.000445878 Jy ! Clean residual min=-0.001313 max=0.001096 Jy/beam ! Clean residual mean=0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0959338 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 0.0959338 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=0.065735Jy sigma=0.477241 ! Fit after self-cal, rms=0.065734Jy sigma=0.477234 ! 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=0.8772 mas, bmaj=2.037 mas, bpa=-1.458 degrees ! Estimated noise=0.534502 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8772 x 2.037 at -1.458 degrees (North through East) ! Clean map min=-0.00099043 max=0.051435 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=0.6607 mas, bmaj=1.573 mas, bpa=-2.028 degrees ! Estimated noise=1.21989 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0381475 Jy ! Component: 100 - total flux cleaned = 0.050001 Jy ! Component: 150 - total flux cleaned = 0.0572846 Jy ! Component: 200 - total flux cleaned = 0.0623677 Jy ! Total flux subtracted in 200 components = 0.0623677 Jy ! Clean residual min=-0.003379 max=0.003408 Jy/beam ! Clean residual mean=0.000002 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.0623677 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0623677 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8772 mas, bmaj=2.037 mas, bpa=-1.458 degrees ! Estimated noise=0.534502 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00728815 Jy ! Component: 100 - total flux cleaned = 0.0115805 Jy ! Component: 150 - total flux cleaned = 0.014686 Jy ! Component: 200 - total flux cleaned = 0.0172446 Jy ! Total flux subtracted in 200 components = 0.0172446 Jy ! Clean residual min=-0.001644 max=0.002018 Jy/beam ! Clean residual mean=0.000004 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0796123 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 53 components and 0.0796123 Jy ! Inverting map ! Added new window around map position (-17, 34.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022602 Jy ! Component: 100 - total flux cleaned = 0.00414296 Jy ! Component: 150 - total flux cleaned = 0.00578301 Jy ! Component: 200 - total flux cleaned = 0.00722035 Jy ! Total flux subtracted in 200 components = 0.00722035 Jy ! Clean residual min=-0.001367 max=0.001250 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0868326 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 83 components and 0.0868326 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=2.273 mas, bmaj=4.358 mas, bpa=5.546 degrees ! Estimated noise=0.655954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196804 Jy ! Component: 100 - total flux cleaned = 0.00341708 Jy ! Component: 150 - total flux cleaned = 0.00459155 Jy ! Component: 200 - total flux cleaned = 0.00557414 Jy ! Total flux subtracted in 200 components = 0.00557414 Jy ! Clean residual min=-0.001412 max=0.001212 Jy/beam ! Clean residual mean=0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0924068 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000827799 Jy ! Component: 100 - total flux cleaned = 0.0014222 Jy ! Component: 150 - total flux cleaned = 0.00184102 Jy ! Component: 200 - total flux cleaned = 0.00218999 Jy ! Total flux subtracted in 200 components = 0.00218999 Jy ! Clean residual min=-0.001278 max=0.000992 Jy/beam ! Clean residual mean=0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0945968 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 131 components and 0.0945968 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8772 mas, bmaj=2.037 mas, bpa=-1.458 degrees ! Estimated noise=0.534502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00027206 Jy ! Component: 100 - total flux cleaned = 0.000462202 Jy ! Component: 150 - total flux cleaned = 0.000656658 Jy ! Component: 200 - total flux cleaned = 0.000813614 Jy ! Total flux subtracted in 200 components = 0.000813614 Jy ! Clean residual min=-0.001171 max=0.001026 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0954104 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 153 components and 0.0954104 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=0.065718Jy sigma=0.477096 ! Fit after self-cal, rms=0.065709Jy sigma=0.476965 wmodel J1455-1700_X_map.mod ! Writing 153 model components to file: J1455-1700_X_map.mod wobs J1455-1700_X_uvs.fits ! Writing UV FITS file: J1455-1700_X_uvs.fits wwins J1455-1700_X_map.win ! wwins: Wrote 7 windows to J1455-1700_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 = -0.000235383 Jy ! Component: 100 - total flux cleaned = -0.000380638 Jy ! Component: 150 - total flux cleaned = -0.000537524 Jy ! Component: 200 - total flux cleaned = -0.000621518 Jy ! Component: 250 - total flux cleaned = -0.000653812 Jy ! Component: 300 - total flux cleaned = -0.000685234 Jy ! Component: 350 - total flux cleaned = -0.000746745 Jy ! Component: 400 - total flux cleaned = -0.000821388 Jy ! Component: 450 - total flux cleaned = -0.000850458 Jy ! Component: 500 - total flux cleaned = -0.000936165 Jy ! Component: 550 - total flux cleaned = -0.000992205 Jy ! Component: 600 - total flux cleaned = -0.00106108 Jy ! Component: 650 - total flux cleaned = -0.00110156 Jy ! Component: 700 - total flux cleaned = -0.00112833 Jy ! Component: 750 - total flux cleaned = -0.00118073 Jy ! Component: 800 - total flux cleaned = -0.00118071 Jy ! Component: 850 - total flux cleaned = -0.00123168 Jy ! Component: 900 - total flux cleaned = -0.0012316 Jy ! Component: 950 - total flux cleaned = -0.00124397 Jy ! Component: 1000 - total flux cleaned = -0.00126856 Jy ! Component: 1050 - total flux cleaned = -0.00129266 Jy ! Component: 1100 - total flux cleaned = -0.00126873 Jy ! Component: 1150 - total flux cleaned = -0.00131613 Jy ! Component: 1200 - total flux cleaned = -0.00132781 Jy ! Component: 1250 - total flux cleaned = -0.00137421 Jy ! Component: 1300 - total flux cleaned = -0.00133969 Jy ! Component: 1350 - total flux cleaned = -0.00137383 Jy ! Component: 1400 - total flux cleaned = -0.00139634 Jy ! Component: 1450 - total flux cleaned = -0.00138527 Jy ! Component: 1500 - total flux cleaned = -0.00139627 Jy ! Component: 1550 - total flux cleaned = -0.00139638 Jy ! Component: 1600 - total flux cleaned = -0.00142897 Jy ! Component: 1650 - total flux cleaned = -0.00142896 Jy ! Component: 1700 - total flux cleaned = -0.00142898 Jy ! Component: 1750 - total flux cleaned = -0.00145014 Jy ! Component: 1800 - total flux cleaned = -0.00148167 Jy ! Component: 1850 - total flux cleaned = -0.00148164 Jy ! Component: 1900 - total flux cleaned = -0.0014921 Jy ! Component: 1950 - total flux cleaned = -0.00154332 Jy ! Component: 2000 - total flux cleaned = -0.00150271 Jy ! Component: 2050 - total flux cleaned = -0.00152289 Jy ! Component: 2100 - total flux cleaned = -0.00152299 Jy ! Component: 2150 - total flux cleaned = -0.0015627 Jy ! Component: 2200 - total flux cleaned = -0.00156262 Jy ! Component: 2250 - total flux cleaned = -0.00160195 Jy ! Component: 2300 - total flux cleaned = -0.00165058 Jy ! Component: 2350 - total flux cleaned = -0.00165061 Jy ! Component: 2400 - total flux cleaned = -0.00170822 Jy ! Component: 2450 - total flux cleaned = -0.0017368 Jy ! Component: 2500 - total flux cleaned = -0.00176518 Jy ! Component: 2550 - total flux cleaned = -0.00177452 Jy ! Component: 2600 - total flux cleaned = -0.00183996 Jy ! Component: 2650 - total flux cleaned = -0.00185849 Jy ! Component: 2700 - total flux cleaned = -0.00186771 Jy ! Component: 2750 - total flux cleaned = -0.0018861 Jy ! Component: 2800 - total flux cleaned = -0.00191345 Jy ! Component: 2850 - total flux cleaned = -0.00193159 Jy ! Component: 2900 - total flux cleaned = -0.00193151 Jy ! Component: 2950 - total flux cleaned = -0.00194036 Jy ! Component: 3000 - total flux cleaned = -0.00192261 Jy ! Component: 3050 - total flux cleaned = -0.00196681 Jy ! Component: 3100 - total flux cleaned = -0.00200191 Jy ! Component: 3150 - total flux cleaned = -0.0020106 Jy ! Component: 3200 - total flux cleaned = -0.00204536 Jy ! Component: 3250 - total flux cleaned = -0.0021057 Jy ! Component: 3300 - total flux cleaned = -0.00211425 Jy ! Component: 3350 - total flux cleaned = -0.00213987 Jy ! Component: 3400 - total flux cleaned = -0.00215683 Jy ! Component: 3450 - total flux cleaned = -0.00216524 Jy ! Component: 3500 - total flux cleaned = -0.00219876 Jy ! Component: 3550 - total flux cleaned = -0.0022071 Jy ! Component: 3600 - total flux cleaned = -0.0022071 Jy ! Component: 3650 - total flux cleaned = -0.00223186 Jy ! Component: 3700 - total flux cleaned = -0.00225648 Jy ! Component: 3750 - total flux cleaned = -0.00232979 Jy ! Component: 3800 - total flux cleaned = -0.00229736 Jy ! Component: 3850 - total flux cleaned = -0.00232963 Jy ! Component: 3900 - total flux cleaned = -0.00240184 Jy ! Component: 3950 - total flux cleaned = -0.00244173 Jy ! Component: 4000 - total flux cleaned = -0.00244972 Jy ! Component: 4050 - total flux cleaned = -0.00246558 Jy ! Total flux subtracted in 4096 components = -0.00252063 Jy ! Clean residual min=-0.000511 max=0.000482 Jy/beam ! Clean residual mean=0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0928897 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 426 components and 0.0928898 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1455-1700_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8772 x 2.037 at -1.458 degrees (North through East) ! Clean map min=-0.00081701 max=0.050726 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1455-1700_X_map.fits wmodel /image_prod/ug002_uva//J1455-1700_X_map.mod ! Writing 426 model components to file: /image_prod/ug002_uva//J1455-1700_X_map.mod wobs /image_prod/ug002_uva//J1455-1700_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1455-1700_X_uvs.fits wwins /image_prod/ug002_uva//J1455-1700_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1455-1700_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0507263 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131079 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.775216 0.775216 1.55043 3.10086 6.20172 12.4034 24.8069 49.6138 99.2276 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 386.989 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1455-1700_X_dfm.log closed on Thu Mar 5 01:59:54 2020