! Started logfile: /vlbi/uf001/uva//J0827+3525_X_dfm.log on Sun Jan 13 23:57:09 2019 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 /vlbi/uf001/uva//J0827+3525_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0827+3525_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.974269 visibilities/baseline/integration-bin. ! Found source: J0827+3525 ! ! 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 29988 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 J0827+3525_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.028633Jy sigma=24.670807 ! Fit after self-cal, rms=0.814390Jy sigma=19.592258 ! 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=0.7658 mas, bmaj=1.298 mas, bpa=8.413 degrees ! Estimated noise=0.355789 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 = 0.133667 Jy ! Component: 100 - total flux cleaned = 0.174481 Jy ! Total flux subtracted in 100 components = 0.174481 Jy ! Clean residual min=-0.016995 max=0.056197 Jy/beam ! Clean residual mean=-0.000001 rms=0.003764 Jy/beam ! Combined flux in latest and established models = 0.174481 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.174481 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=0.114751Jy sigma=2.719448 ! Fit after self-cal, rms=0.114644Jy sigma=2.717938 ! Inverting map ! Added new window around map position (1.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0478028 Jy ! Component: 100 - total flux cleaned = 0.0714682 Jy ! Total flux subtracted in 100 components = 0.0714682 Jy ! Clean residual min=-0.011294 max=0.025807 Jy/beam ! Clean residual mean=0.000005 rms=0.002584 Jy/beam ! Combined flux in latest and established models = 0.24595 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.24595 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=0.085853Jy sigma=2.028836 ! Fit after self-cal, rms=0.080965Jy sigma=1.906257 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246061 Jy ! Component: 100 - total flux cleaned = 0.0391357 Jy ! Total flux subtracted in 100 components = 0.0391357 Jy ! Clean residual min=-0.008025 max=0.015179 Jy/beam ! Clean residual mean=0.000008 rms=0.001782 Jy/beam ! Combined flux in latest and established models = 0.285085 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.285085 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=0.069662Jy sigma=1.628067 ! Fit after self-cal, rms=0.068414Jy sigma=1.597427 ! Inverting map ! Added new window around map position (8.4, 6.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158987 Jy ! Component: 100 - total flux cleaned = 0.0264481 Jy ! Total flux subtracted in 100 components = 0.0264481 Jy ! Clean residual min=-0.006194 max=0.008616 Jy/beam ! Clean residual mean=0.000008 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 0.311533 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.311533 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=0.063380Jy sigma=1.471968 ! Fit after self-cal, rms=0.063059Jy sigma=1.464891 ! Inverting map ! Added new window around map position (7.8, 4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100717 Jy ! Component: 100 - total flux cleaned = 0.0177007 Jy ! Total flux subtracted in 100 components = 0.0177007 Jy ! Clean residual min=-0.005478 max=0.006780 Jy/beam ! Clean residual mean=0.000007 rms=0.001187 Jy/beam ! Combined flux in latest and established models = 0.329234 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.329234 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=0.060582Jy sigma=1.400329 ! Fit after self-cal, rms=0.060464Jy sigma=1.397901 ! 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=0.9585 mas, bmaj=1.632 mas, bpa=10.09 degrees ! Estimated noise=0.179023 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 (2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111056 Jy ! Component: 100 - total flux cleaned = 0.0194107 Jy ! Component: 150 - total flux cleaned = 0.0260888 Jy ! Component: 200 - total flux cleaned = 0.0316472 Jy ! Total flux subtracted in 200 components = 0.0316472 Jy ! Clean residual min=-0.005185 max=0.005782 Jy/beam ! Clean residual mean=0.000002 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.360881 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 70 components and 0.360881 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=0.057530Jy sigma=1.321551 ! Fit after self-cal, rms=0.057344Jy sigma=1.317203 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9585 x 1.632 at 10.09 degrees (North through East) ! Clean map min=-0.0046248 max=0.17128 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.96 KP 1.04 ! LA 0.99 MK 1.05 NL 1.12 OV 0.90 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 1.02 ! LA 0.97 MK 1.04 NL 1.10 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.98 KP 1.04 ! LA 0.99 MK 1.05 NL 1.12 OV 0.89 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.94 KP 1.04 ! LA 0.99 MK 1.04 NL 1.10 OV 0.90 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.97 KP 1.04 ! LA 0.97 MK 1.03 NL 1.13 OV 0.90 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.94 KP 1.04 ! LA 0.99 MK 1.05 NL 1.11 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.00 KP 1.04 ! LA 0.96 MK 1.07 NL 1.11 OV 0.90 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.97 KP 1.03 ! LA 0.97 MK 1.06 NL 1.13 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 1.03 ! LA 0.98 MK 1.06 NL 1.12 OV 0.91 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.99 KP 1.03 ! LA 0.98 MK 1.06 NL 1.08 OV 0.89 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.99 KP 1.03 ! LA 1.00 MK 1.05 NL 1.12 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 1.03 ! LA 0.96 MK 1.05 NL 1.13 OV 0.92 ! PT 0.94 SC 1.03 ! ! ! Fit before self-cal, rms=0.057344Jy sigma=1.317203 ! Fit after self-cal, rms=0.054603Jy sigma=1.242344 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9625 mas, bmaj=1.649 mas, bpa=10.62 degrees ! Estimated noise=0.179217 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 (9.2, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00454207 Jy ! Component: 100 - total flux cleaned = 0.00697541 Jy ! Component: 150 - total flux cleaned = 0.00849026 Jy ! Component: 200 - total flux cleaned = 0.0100087 Jy ! Total flux subtracted in 200 components = 0.0100087 Jy ! Clean residual min=-0.001853 max=0.002066 Jy/beam ! Clean residual mean=-0.000000 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.37089 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 95 components and 0.37089 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=0.054065Jy sigma=1.228920 ! Fit after self-cal, rms=0.054075Jy sigma=1.228360 ! 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=0.054075Jy sigma=1.228360 ! Fit after self-cal, rms=0.053975Jy sigma=1.223311 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9616 mas, bmaj=1.639 mas, bpa=10.6 degrees ! Estimated noise=0.179502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169033 Jy ! Component: 100 - total flux cleaned = 0.0028863 Jy ! Component: 150 - total flux cleaned = 0.00360698 Jy ! Component: 200 - total flux cleaned = 0.00437067 Jy ! Total flux subtracted in 200 components = 0.00437067 Jy ! Clean residual min=-0.001375 max=0.001722 Jy/beam ! Clean residual mean=-0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.375261 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 117 components and 0.375261 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=0.053808Jy sigma=1.219409 ! Fit after self-cal, rms=0.053803Jy sigma=1.219297 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 (3.6, 20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139518 Jy ! Component: 100 - total flux cleaned = 0.00196606 Jy ! Component: 150 - total flux cleaned = 0.00257671 Jy ! Component: 200 - total flux cleaned = 0.00304542 Jy ! Total flux subtracted in 200 components = 0.00304542 Jy ! Clean residual min=-0.001307 max=0.001397 Jy/beam ! Clean residual mean=-0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.378306 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 128 components and 0.378306 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=0.053713Jy sigma=1.217143 ! Fit after self-cal, rms=0.053708Jy sigma=1.217055 ! 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=0.053708Jy sigma=1.217055 ! Fit after self-cal, rms=0.053609Jy sigma=1.216658 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9605 mas, bmaj=1.637 mas, bpa=10.54 degrees ! Estimated noise=0.179381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000180081 Jy ! Component: 100 - total flux cleaned = 0.000554002 Jy ! Component: 150 - total flux cleaned = 0.000926684 Jy ! Component: 200 - total flux cleaned = 0.00123078 Jy ! Total flux subtracted in 200 components = 0.00123078 Jy ! Clean residual min=-0.001236 max=0.001245 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.379537 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 136 components and 0.379537 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=0.053557Jy sigma=1.215402 ! Fit after self-cal, rms=0.053553Jy sigma=1.215349 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 = 0.000170463 Jy ! Component: 100 - total flux cleaned = 0.000447317 Jy ! Component: 150 - total flux cleaned = 0.0006462 Jy ! Component: 200 - total flux cleaned = 0.000829656 Jy ! Total flux subtracted in 200 components = 0.000829656 Jy ! Clean residual min=-0.001186 max=0.001178 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.380366 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 152 components and 0.380367 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=0.053524Jy sigma=1.214649 ! Fit after self-cal, rms=0.053522Jy sigma=1.214609 ! 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=0.053522Jy sigma=1.214609 ! Fit after self-cal, rms=0.053429Jy sigma=1.214516 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.074 mas, bmaj=2.66 mas, bpa=9.483 degrees ! Estimated noise=0.226227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117989 Jy ! Component: 100 - total flux cleaned = 0.00175452 Jy ! Component: 150 - total flux cleaned = 0.00218032 Jy ! Component: 200 - total flux cleaned = 0.00242577 Jy ! Total flux subtracted in 200 components = 0.00242577 Jy ! Clean residual min=-0.001507 max=0.001794 Jy/beam ! Clean residual mean=-0.000003 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.382792 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 175 components and 0.382792 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=0.053419Jy sigma=1.214252 ! Fit after self-cal, rms=0.053416Jy sigma=1.214212 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 (12.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185666 Jy ! Component: 100 - total flux cleaned = 0.00307954 Jy ! Component: 150 - total flux cleaned = 0.0038206 Jy ! Component: 200 - total flux cleaned = 0.00420722 Jy ! Total flux subtracted in 200 components = 0.00420722 Jy ! Clean residual min=-0.001221 max=0.001337 Jy/beam ! Clean residual mean=-0.000003 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.387 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 214 components and 0.387 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=0.053377Jy sigma=1.213107 ! Fit after self-cal, rms=0.053372Jy sigma=1.213007 ! 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=0.9598 mas, bmaj=1.637 mas, bpa=10.5 degrees ! Estimated noise=0.179249 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9598 x 1.637 at 10.5 degrees (North through East) ! Clean map min=-0.001 max=0.16932 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=0.7663 mas, bmaj=1.299 mas, bpa=8.921 degrees ! Estimated noise=0.356773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.138669 Jy ! Component: 100 - total flux cleaned = 0.198785 Jy ! Component: 150 - total flux cleaned = 0.236716 Jy ! Component: 200 - total flux cleaned = 0.262466 Jy ! Total flux subtracted in 200 components = 0.262466 Jy ! Clean residual min=-0.007383 max=0.014336 Jy/beam ! Clean residual mean=0.000004 rms=0.001688 Jy/beam ! Combined flux in latest and established models = 0.262466 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 0.262466 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9598 mas, bmaj=1.637 mas, bpa=10.5 degrees ! Estimated noise=0.179249 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 = 0.0253105 Jy ! Component: 100 - total flux cleaned = 0.042072 Jy ! Component: 150 - total flux cleaned = 0.0545708 Jy ! Component: 200 - total flux cleaned = 0.0642402 Jy ! Total flux subtracted in 200 components = 0.0642402 Jy ! Clean residual min=-0.003145 max=0.005710 Jy/beam ! Clean residual mean=0.000001 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.326706 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 39 components and 0.326706 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00764278 Jy ! Component: 100 - total flux cleaned = 0.0137414 Jy ! Component: 150 - total flux cleaned = 0.0187527 Jy ! Component: 200 - total flux cleaned = 0.0229376 Jy ! Total flux subtracted in 200 components = 0.0229376 Jy ! Clean residual min=-0.002092 max=0.002654 Jy/beam ! Clean residual mean=0.000000 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.349644 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 66 components and 0.349644 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=2.074 mas, bmaj=2.66 mas, bpa=9.483 degrees ! Estimated noise=0.226227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00662663 Jy ! Component: 100 - total flux cleaned = 0.0115071 Jy ! Component: 150 - total flux cleaned = 0.0153447 Jy ! Component: 200 - total flux cleaned = 0.0184603 Jy ! Total flux subtracted in 200 components = 0.0184603 Jy ! Clean residual min=-0.002194 max=0.002211 Jy/beam ! Clean residual mean=-0.000003 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.368104 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 = 0.00257673 Jy ! Component: 100 - total flux cleaned = 0.00475715 Jy ! Component: 150 - total flux cleaned = 0.00662858 Jy ! Component: 200 - total flux cleaned = 0.0082626 Jy ! Total flux subtracted in 200 components = 0.0082626 Jy ! Clean residual min=-0.001750 max=0.001826 Jy/beam ! Clean residual mean=-0.000003 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.376366 Jy ! Adding 123 model components to the UV plane model. ! The established model now contains 169 components and 0.376366 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9598 mas, bmaj=1.637 mas, bpa=10.5 degrees ! Estimated noise=0.179249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156385 Jy ! Component: 100 - total flux cleaned = 0.00260565 Jy ! Component: 150 - total flux cleaned = 0.00338779 Jy ! Component: 200 - total flux cleaned = 0.00410467 Jy ! Total flux subtracted in 200 components = 0.00410467 Jy ! Clean residual min=-0.001313 max=0.001126 Jy/beam ! Clean residual mean=-0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.380471 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 193 components and 0.380471 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=0.053421Jy sigma=1.214248 ! Fit after self-cal, rms=0.053385Jy sigma=1.213494 wmodel J0827+3525_X_map.mod ! Writing 193 model components to file: J0827+3525_X_map.mod wobs J0827+3525_X_uvs.fits ! Writing UV FITS file: J0827+3525_X_uvs.fits wwins J0827+3525_X_map.win ! wwins: Wrote 8 windows to J0827+3525_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 = -0.000507448 Jy ! Component: 100 - total flux cleaned = -0.000714582 Jy ! Component: 150 - total flux cleaned = -0.000831285 Jy ! Component: 200 - total flux cleaned = -0.000906124 Jy ! Component: 250 - total flux cleaned = -0.00101528 Jy ! Component: 300 - total flux cleaned = -0.00112195 Jy ! Component: 350 - total flux cleaned = -0.00122617 Jy ! Component: 400 - total flux cleaned = -0.00131112 Jy ! Component: 450 - total flux cleaned = -0.00136128 Jy ! Component: 500 - total flux cleaned = -0.00139427 Jy ! Component: 550 - total flux cleaned = -0.00150666 Jy ! Component: 600 - total flux cleaned = -0.00150671 Jy ! Component: 650 - total flux cleaned = -0.00158441 Jy ! Component: 700 - total flux cleaned = -0.00155396 Jy ! Component: 750 - total flux cleaned = -0.00164464 Jy ! Component: 800 - total flux cleaned = -0.00168879 Jy ! Component: 850 - total flux cleaned = -0.0016739 Jy ! Component: 900 - total flux cleaned = -0.00173166 Jy ! Component: 950 - total flux cleaned = -0.00174604 Jy ! Component: 1000 - total flux cleaned = -0.0018025 Jy ! Component: 1050 - total flux cleaned = -0.00181635 Jy ! Component: 1100 - total flux cleaned = -0.00183049 Jy ! Component: 1150 - total flux cleaned = -0.00189825 Jy ! Component: 1200 - total flux cleaned = -0.00191182 Jy ! Component: 1250 - total flux cleaned = -0.00193809 Jy ! Component: 1300 - total flux cleaned = -0.00192511 Jy ! Component: 1350 - total flux cleaned = -0.00193798 Jy ! Component: 1400 - total flux cleaned = -0.00195062 Jy ! Component: 1450 - total flux cleaned = -0.00196313 Jy ! Component: 1500 - total flux cleaned = -0.0019009 Jy ! Component: 1550 - total flux cleaned = -0.00191355 Jy ! Component: 1600 - total flux cleaned = -0.00193786 Jy ! Component: 1650 - total flux cleaned = -0.00191377 Jy ! Component: 1700 - total flux cleaned = -0.00190184 Jy ! Component: 1750 - total flux cleaned = -0.00187819 Jy ! Component: 1800 - total flux cleaned = -0.00180765 Jy ! Component: 1850 - total flux cleaned = -0.00177281 Jy ! Component: 1900 - total flux cleaned = -0.00172678 Jy ! Component: 1950 - total flux cleaned = -0.00170412 Jy ! Component: 2000 - total flux cleaned = -0.00164767 Jy ! Component: 2050 - total flux cleaned = -0.00164771 Jy ! Component: 2100 - total flux cleaned = -0.00160324 Jy ! Component: 2150 - total flux cleaned = -0.00159226 Jy ! Component: 2200 - total flux cleaned = -0.00153763 Jy ! Component: 2250 - total flux cleaned = -0.00150499 Jy ! Component: 2300 - total flux cleaned = -0.00145134 Jy ! Component: 2350 - total flux cleaned = -0.0014514 Jy ! Component: 2400 - total flux cleaned = -0.00144084 Jy ! Component: 2450 - total flux cleaned = -0.00140938 Jy ! Component: 2500 - total flux cleaned = -0.00139878 Jy ! Component: 2550 - total flux cleaned = -0.00136777 Jy ! Component: 2600 - total flux cleaned = -0.00132679 Jy ! Component: 2650 - total flux cleaned = -0.00132677 Jy ! Component: 2700 - total flux cleaned = -0.00130652 Jy ! Component: 2750 - total flux cleaned = -0.00131676 Jy ! Component: 2800 - total flux cleaned = -0.00127687 Jy ! Component: 2850 - total flux cleaned = -0.00126703 Jy ! Component: 2900 - total flux cleaned = -0.00123751 Jy ! Component: 2950 - total flux cleaned = -0.00122779 Jy ! Component: 3000 - total flux cleaned = -0.0012375 Jy ! Component: 3050 - total flux cleaned = -0.00124706 Jy ! Component: 3100 - total flux cleaned = -0.00123737 Jy ! Component: 3150 - total flux cleaned = -0.00124687 Jy ! Component: 3200 - total flux cleaned = -0.00125637 Jy ! Component: 3250 - total flux cleaned = -0.00122814 Jy ! Component: 3300 - total flux cleaned = -0.00126565 Jy ! Component: 3350 - total flux cleaned = -0.00125642 Jy ! Component: 3400 - total flux cleaned = -0.00124717 Jy ! Component: 3450 - total flux cleaned = -0.00123791 Jy ! Component: 3500 - total flux cleaned = -0.00125623 Jy ! Component: 3550 - total flux cleaned = -0.00127445 Jy ! Component: 3600 - total flux cleaned = -0.00126538 Jy ! Component: 3650 - total flux cleaned = -0.0012564 Jy ! Component: 3700 - total flux cleaned = -0.00130105 Jy ! Component: 3750 - total flux cleaned = -0.00130993 Jy ! Component: 3800 - total flux cleaned = -0.00133636 Jy ! Component: 3850 - total flux cleaned = -0.00131008 Jy ! Component: 3900 - total flux cleaned = -0.00134498 Jy ! Component: 3950 - total flux cleaned = -0.001345 Jy ! Component: 4000 - total flux cleaned = -0.00136226 Jy ! Component: 4050 - total flux cleaned = -0.00136224 Jy ! Total flux subtracted in 4096 components = -0.00136227 Jy ! Clean residual min=-0.000563 max=0.000477 Jy/beam ! Clean residual mean=-0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.379109 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 503 components and 0.379109 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0827+3525_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9598 x 1.637 at 10.5 degrees (North through East) ! Clean map min=-0.00091889 max=0.16922 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0827+3525_X_map.fits wmodel /vlbi/uf001/uva//J0827+3525_X_map.mod ! Writing 503 model components to file: /vlbi/uf001/uva//J0827+3525_X_map.mod wobs /vlbi/uf001/uva//J0827+3525_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0827+3525_X_uvs.fits wwins /vlbi/uf001/uva//J0827+3525_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0827+3525_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.169217 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147141 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.260862 0.260862 0.521723 1.04345 2.08689 4.17379 8.34757 16.6951 33.3903 66.7806 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.169 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1150.03 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0827+3525_X_dfm.log closed on Sun Jan 13 23:57:15 2019