! Started logfile: /vlbi/uf001/uva//J1647+1720_X_dfm.log on Mon Jan 14 03:52:53 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//J1647+1720_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1647+1720_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992848 visibilities/baseline/integration-bin. ! Found source: J1647+1720 ! ! 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 46644 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 J1647+1720_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006657Jy sigma=23.870477 ! Fit after self-cal, rms=0.936382Jy sigma=22.202848 ! 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=0.7153 mas, bmaj=1.608 mas, bpa=-4.711 degrees ! Estimated noise=0.282253 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 = 0.048593 Jy ! Component: 100 - total flux cleaned = 0.0606272 Jy ! Total flux subtracted in 100 components = 0.0606272 Jy ! Clean residual min=-0.005171 max=0.009574 Jy/beam ! Clean residual mean=0.000005 rms=0.001401 Jy/beam ! Combined flux in latest and established models = 0.0606272 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0606272 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=0.072609Jy sigma=1.685171 ! Fit after self-cal, rms=0.071141Jy sigma=1.650992 ! Inverting map ! Added new window around map position (10, 21.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00945659 Jy ! Component: 100 - total flux cleaned = 0.0155136 Jy ! Total flux subtracted in 100 components = 0.0155136 Jy ! Clean residual min=-0.005175 max=0.007757 Jy/beam ! Clean residual mean=0.000004 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.0761407 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.0761407 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=0.069248Jy sigma=1.603693 ! Fit after self-cal, rms=0.069087Jy sigma=1.600340 ! 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=0.9116 mas, bmaj=1.9 mas, bpa=-4.512 degrees ! Estimated noise=0.142125 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 = 0.00879668 Jy ! Component: 100 - total flux cleaned = 0.0146522 Jy ! Component: 150 - total flux cleaned = 0.0191004 Jy ! Component: 200 - total flux cleaned = 0.0226181 Jy ! Total flux subtracted in 200 components = 0.0226181 Jy ! Clean residual min=-0.006997 max=0.008499 Jy/beam ! Clean residual mean=0.000004 rms=0.001969 Jy/beam ! Combined flux in latest and established models = 0.0987588 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 0.0987588 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=0.067707Jy sigma=1.565144 ! Fit after self-cal, rms=0.067525Jy sigma=1.560535 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9116 x 1.9 at -4.512 degrees (North through East) ! Clean map min=-0.0071239 max=0.065738 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 0.97 HN 0.90 KP 1.13 ! LA 0.88 MK 1.06 NL 1.17 OV 0.82 ! PT 0.81 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 0.95 HN 0.93 KP 1.21 ! LA 0.91 MK 1.01 NL 1.14 OV 0.82 ! PT 0.77 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.94 HN 0.93 KP 1.20 ! LA 0.88 MK 1.02 NL 1.13 OV 0.80 ! PT 0.81 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 0.93 HN 0.97 KP 1.23 ! LA 0.90 MK 0.99 NL 1.09 OV 0.78 ! PT 0.83 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 0.95 HN 0.96 KP 1.15 ! LA 0.95 MK 1.00 NL 1.06 OV 0.82 ! PT 0.78 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.94 HN 0.98 KP 1.14 ! LA 0.94 MK 1.02 NL 1.09 OV 0.85 ! PT 0.81 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.93 HN 0.94 KP 1.06 ! LA 1.00 MK 1.01 NL 1.06 OV 0.90 ! PT 0.79 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.94 HN 0.96 KP 1.06 ! LA 0.96 MK 1.04 NL 1.14 OV 0.91 ! PT 0.82 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 0.94 KP 1.08 ! LA 0.92 MK 1.00 NL 1.17 OV 0.93 ! PT 0.85 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.93 KP 1.09 ! LA 0.89 MK 1.00 NL 1.16 OV 0.95 ! PT 0.88 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.07 HN 0.87 KP 1.09 ! LA 0.85 MK 1.02 NL 1.17 OV 0.93 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 0.89 KP 1.01 ! LA 0.89 MK 1.01 NL 1.20 OV 0.94 ! PT 0.92 SC 0.92 ! ! ! Fit before self-cal, rms=0.067525Jy sigma=1.560535 ! Fit after self-cal, rms=0.065103Jy sigma=1.533162 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9183 mas, bmaj=1.946 mas, bpa=-4.438 degrees ! Estimated noise=0.136527 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 = 0.00386565 Jy ! Component: 100 - total flux cleaned = 0.00559501 Jy ! Component: 150 - total flux cleaned = 0.00633155 Jy ! Component: 200 - total flux cleaned = 0.00660432 Jy ! Total flux subtracted in 200 components = 0.00660432 Jy ! Clean residual min=-0.005892 max=0.008854 Jy/beam ! Clean residual mean=0.000007 rms=0.001748 Jy/beam ! Combined flux in latest and established models = 0.105363 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 63 components and 0.105363 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=0.064859Jy sigma=1.525034 ! Fit after self-cal, rms=0.065007Jy sigma=1.521758 ! 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=0.065007Jy sigma=1.521758 ! Fit after self-cal, rms=0.067767Jy sigma=1.509298 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9236 mas, bmaj=1.957 mas, bpa=-4.245 degrees ! Estimated noise=0.137562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00074685 Jy ! Component: 100 - total flux cleaned = 0.00102788 Jy ! Component: 150 - total flux cleaned = 0.00120244 Jy ! Component: 200 - total flux cleaned = 0.00130774 Jy ! Total flux subtracted in 200 components = 0.00130774 Jy ! Clean residual min=-0.005980 max=0.008369 Jy/beam ! Clean residual mean=0.000008 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 0.106671 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 69 components and 0.106671 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=0.067694Jy sigma=1.506984 ! Fit after self-cal, rms=0.067719Jy sigma=1.506120 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 (-27.6, -44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00579691 Jy ! Component: 100 - total flux cleaned = 0.00702372 Jy ! Component: 150 - total flux cleaned = 0.0078163 Jy ! Component: 200 - total flux cleaned = 0.00844134 Jy ! Total flux subtracted in 200 components = 0.00844134 Jy ! Clean residual min=-0.005514 max=0.007026 Jy/beam ! Clean residual mean=0.000003 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 0.115112 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 91 components and 0.115112 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=0.066858Jy sigma=1.484015 ! Fit after self-cal, rms=0.066639Jy sigma=1.480738 ! Inverting map ! Added new window around map position (-41.6, -40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00704827 Jy ! Component: 100 - total flux cleaned = 0.0113768 Jy ! Component: 150 - total flux cleaned = 0.0144852 Jy ! Component: 200 - total flux cleaned = 0.0162673 Jy ! Total flux subtracted in 200 components = 0.0162673 Jy ! Clean residual min=-0.005547 max=0.006142 Jy/beam ! Clean residual mean=-0.000002 rms=0.001532 Jy/beam ! Combined flux in latest and established models = 0.13138 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 121 components and 0.13138 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=0.065650Jy sigma=1.460328 ! Fit after self-cal, rms=0.065558Jy sigma=1.456450 ! 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=0.065558Jy sigma=1.456450 ! Fit after self-cal, rms=0.064332Jy sigma=1.443552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9389 mas, bmaj=1.975 mas, bpa=-4.153 degrees ! Estimated noise=0.134424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305709 Jy ! Component: 100 - total flux cleaned = 0.00435343 Jy ! Component: 150 - total flux cleaned = 0.00477174 Jy ! Component: 200 - total flux cleaned = 0.00492215 Jy ! Total flux subtracted in 200 components = 0.00492215 Jy ! Clean residual min=-0.005176 max=0.005628 Jy/beam ! Clean residual mean=-0.000002 rms=0.001422 Jy/beam ! Combined flux in latest and established models = 0.136302 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 134 components and 0.136302 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=0.064051Jy sigma=1.438058 ! Fit after self-cal, rms=0.064078Jy sigma=1.437083 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 = 0.00111007 Jy ! Component: 100 - total flux cleaned = 0.00150768 Jy ! Component: 150 - total flux cleaned = 0.00181055 Jy ! Component: 200 - total flux cleaned = 0.00197736 Jy ! Total flux subtracted in 200 components = 0.00197736 Jy ! Clean residual min=-0.005163 max=0.005595 Jy/beam ! Clean residual mean=-0.000003 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.138279 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 151 components and 0.138279 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=0.063945Jy sigma=1.434850 ! Fit after self-cal, rms=0.063934Jy sigma=1.434687 ! 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=0.063934Jy sigma=1.434687 ! Fit after self-cal, rms=0.063655Jy sigma=1.433969 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.158 mas, bmaj=3.038 mas, bpa=-3.41 degrees ! Estimated noise=0.157301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014733 Jy ! Component: 100 - total flux cleaned = 0.00217851 Jy ! Component: 150 - total flux cleaned = 0.0026154 Jy ! Component: 200 - total flux cleaned = 0.00276823 Jy ! Total flux subtracted in 200 components = 0.00276823 Jy ! Clean residual min=-0.009353 max=0.008707 Jy/beam ! Clean residual mean=-0.000010 rms=0.002576 Jy/beam ! Combined flux in latest and established models = 0.141047 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 173 components and 0.141047 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=0.063593Jy sigma=1.433155 ! Fit after self-cal, rms=0.063571Jy sigma=1.432638 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 = 0.000290201 Jy ! Component: 100 - total flux cleaned = 0.000420731 Jy ! Component: 150 - total flux cleaned = 0.00066333 Jy ! Component: 200 - total flux cleaned = 0.000775224 Jy ! Total flux subtracted in 200 components = 0.000775224 Jy ! Clean residual min=-0.009311 max=0.008659 Jy/beam ! Clean residual mean=-0.000011 rms=0.002573 Jy/beam ! Combined flux in latest and established models = 0.141823 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 180 components and 0.141823 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=0.063553Jy sigma=1.432678 ! Fit after self-cal, rms=0.063529Jy sigma=1.432485 ! 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=0.9444 mas, bmaj=1.985 mas, bpa=-4.293 degrees ! Estimated noise=0.133821 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9444 x 1.985 at -4.293 degrees (North through East) ! Clean map min=-0.005396 max=0.062373 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=0.7344 mas, bmaj=1.653 mas, bpa=-4.279 degrees ! Estimated noise=0.277823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0488467 Jy ! Component: 100 - total flux cleaned = 0.063916 Jy ! Component: 150 - total flux cleaned = 0.0739427 Jy ! Component: 200 - total flux cleaned = 0.081703 Jy ! Total flux subtracted in 200 components = 0.081703 Jy ! Clean residual min=-0.004342 max=0.006187 Jy/beam ! Clean residual mean=0.000004 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.081703 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.081703 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9444 mas, bmaj=1.985 mas, bpa=-4.293 degrees ! Estimated noise=0.133821 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 = 0.00964959 Jy ! Component: 100 - total flux cleaned = 0.0169388 Jy ! Component: 150 - total flux cleaned = 0.0220865 Jy ! Component: 200 - total flux cleaned = 0.0263692 Jy ! Total flux subtracted in 200 components = 0.0263692 Jy ! Clean residual min=-0.006146 max=0.006300 Jy/beam ! Clean residual mean=0.000003 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 0.108072 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 56 components and 0.108072 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=2.158 mas, bmaj=3.038 mas, bpa=-3.41 degrees ! Estimated noise=0.157301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00795064 Jy ! Component: 100 - total flux cleaned = 0.0126958 Jy ! Component: 150 - total flux cleaned = 0.0166031 Jy ! Component: 200 - total flux cleaned = 0.0198725 Jy ! Total flux subtracted in 200 components = 0.0198725 Jy ! Clean residual min=-0.009660 max=0.008869 Jy/beam ! Clean residual mean=-0.000005 rms=0.002637 Jy/beam ! Combined flux in latest and established models = 0.127945 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 = 0.00277033 Jy ! Component: 100 - total flux cleaned = 0.00513017 Jy ! Component: 150 - total flux cleaned = 0.00714819 Jy ! Component: 200 - total flux cleaned = 0.00878555 Jy ! Total flux subtracted in 200 components = 0.00878555 Jy ! Clean residual min=-0.009560 max=0.008435 Jy/beam ! Clean residual mean=-0.000008 rms=0.002567 Jy/beam ! Combined flux in latest and established models = 0.13673 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 107 components and 0.13673 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9444 mas, bmaj=1.985 mas, bpa=-4.293 degrees ! Estimated noise=0.133821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135056 Jy ! Component: 100 - total flux cleaned = 0.00181929 Jy ! Component: 150 - total flux cleaned = 0.00207112 Jy ! Component: 200 - total flux cleaned = 0.00229514 Jy ! Total flux subtracted in 200 components = 0.00229514 Jy ! Clean residual min=-0.005599 max=0.005481 Jy/beam ! Clean residual mean=-0.000004 rms=0.001407 Jy/beam ! Combined flux in latest and established models = 0.139025 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 0.139025 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=0.063873Jy sigma=1.439041 ! Fit after self-cal, rms=0.063821Jy sigma=1.438075 wmodel J1647+1720_X_map.mod ! Writing 128 model components to file: J1647+1720_X_map.mod wobs J1647+1720_X_uvs.fits ! Writing UV FITS file: J1647+1720_X_uvs.fits wwins J1647+1720_X_map.win ! wwins: Wrote 4 windows to J1647+1720_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 = 0.000521793 Jy ! Component: 100 - total flux cleaned = 0.000710592 Jy ! Component: 150 - total flux cleaned = 0.00135242 Jy ! Component: 200 - total flux cleaned = 0.00188236 Jy ! Component: 250 - total flux cleaned = 0.00256888 Jy ! Component: 300 - total flux cleaned = 0.0032366 Jy ! Component: 350 - total flux cleaned = 0.00372286 Jy ! Component: 400 - total flux cleaned = 0.00427888 Jy ! Component: 450 - total flux cleaned = 0.00505123 Jy ! Component: 500 - total flux cleaned = 0.00550243 Jy ! Component: 550 - total flux cleaned = 0.00609135 Jy ! Component: 600 - total flux cleaned = 0.00652486 Jy ! Component: 650 - total flux cleaned = 0.00744124 Jy ! Component: 700 - total flux cleaned = 0.00792342 Jy ! Component: 750 - total flux cleaned = 0.00853329 Jy ! Component: 800 - total flux cleaned = 0.0092625 Jy ! Component: 850 - total flux cleaned = 0.00997658 Jy ! Component: 900 - total flux cleaned = 0.0105509 Jy ! Component: 950 - total flux cleaned = 0.011176 Jy ! Component: 1000 - total flux cleaned = 0.011485 Jy ! Component: 1050 - total flux cleaned = 0.0120916 Jy ! Component: 1100 - total flux cleaned = 0.0124497 Jy ! Component: 1150 - total flux cleaned = 0.0129203 Jy ! Component: 1200 - total flux cleaned = 0.0133254 Jy ! Component: 1250 - total flux cleaned = 0.0137804 Jy ! Component: 1300 - total flux cleaned = 0.0141725 Jy ! Component: 1350 - total flux cleaned = 0.0144485 Jy ! Component: 1400 - total flux cleaned = 0.0148839 Jy ! Component: 1450 - total flux cleaned = 0.015152 Jy ! Component: 1500 - total flux cleaned = 0.0154698 Jy ! Component: 1550 - total flux cleaned = 0.0158883 Jy ! Component: 1600 - total flux cleaned = 0.0163517 Jy ! Component: 1650 - total flux cleaned = 0.0166049 Jy ! Component: 1700 - total flux cleaned = 0.016906 Jy ! Component: 1750 - total flux cleaned = 0.0172043 Jy ! Component: 1800 - total flux cleaned = 0.017597 Jy ! Component: 1850 - total flux cleaned = 0.0178875 Jy ! Component: 1900 - total flux cleaned = 0.0181269 Jy ! Component: 1950 - total flux cleaned = 0.0185066 Jy ! Component: 2000 - total flux cleaned = 0.0188809 Jy ! Component: 2050 - total flux cleaned = 0.0192521 Jy ! Component: 2100 - total flux cleaned = 0.0196179 Jy ! Component: 2150 - total flux cleaned = 0.0197992 Jy ! Component: 2200 - total flux cleaned = 0.020427 Jy ! Component: 2250 - total flux cleaned = 0.0207368 Jy ! Component: 2300 - total flux cleaned = 0.021175 Jy ! Component: 2350 - total flux cleaned = 0.021349 Jy ! Component: 2400 - total flux cleaned = 0.0216929 Jy ! Component: 2450 - total flux cleaned = 0.02216 Jy ! Component: 2500 - total flux cleaned = 0.0222859 Jy ! Component: 2550 - total flux cleaned = 0.022495 Jy ! Component: 2600 - total flux cleaned = 0.0229074 Jy ! Component: 2650 - total flux cleaned = 0.0230719 Jy ! Component: 2700 - total flux cleaned = 0.0234358 Jy ! Component: 2750 - total flux cleaned = 0.0237568 Jy ! Component: 2800 - total flux cleaned = 0.0239948 Jy ! Component: 2850 - total flux cleaned = 0.0242694 Jy ! Component: 2900 - total flux cleaned = 0.0245806 Jy ! Component: 2950 - total flux cleaned = 0.0248889 Jy ! Component: 3000 - total flux cleaned = 0.0250037 Jy ! Component: 3050 - total flux cleaned = 0.025307 Jy ! Component: 3100 - total flux cleaned = 0.0256074 Jy ! Component: 3150 - total flux cleaned = 0.0259052 Jy ! Component: 3200 - total flux cleaned = 0.0262005 Jy ! Component: 3250 - total flux cleaned = 0.0264202 Jy ! Component: 3300 - total flux cleaned = 0.0267106 Jy ! Component: 3350 - total flux cleaned = 0.026998 Jy ! Component: 3400 - total flux cleaned = 0.0270693 Jy ! Component: 3450 - total flux cleaned = 0.0274582 Jy ! Component: 3500 - total flux cleaned = 0.0277034 Jy ! Component: 3550 - total flux cleaned = 0.0280159 Jy ! Component: 3600 - total flux cleaned = 0.0281539 Jy ! Component: 3650 - total flux cleaned = 0.0284276 Jy ! Component: 3700 - total flux cleaned = 0.0287334 Jy ! Component: 3750 - total flux cleaned = 0.0289011 Jy ! Component: 3800 - total flux cleaned = 0.0291013 Jy ! Component: 3850 - total flux cleaned = 0.0294327 Jy ! Component: 3900 - total flux cleaned = 0.0296296 Jy ! Component: 3950 - total flux cleaned = 0.0299229 Jy ! Component: 4000 - total flux cleaned = 0.0301174 Jy ! Component: 4050 - total flux cleaned = 0.0304384 Jy ! Total flux subtracted in 4096 components = 0.0305978 Jy ! Clean residual min=-0.001589 max=0.002065 Jy/beam ! Clean residual mean=-0.000000 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.169623 Jy keep ! Adding 420 model components to the UV plane model. ! The established model now contains 548 components and 0.169623 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1647+1720_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9444 x 1.985 at -4.293 degrees (North through East) ! Clean map min=-0.0052992 max=0.060675 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1647+1720_X_map.fits wmodel /vlbi/uf001/uva//J1647+1720_X_map.mod ! Writing 548 model components to file: /vlbi/uf001/uva//J1647+1720_X_map.mod wobs /vlbi/uf001/uva//J1647+1720_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1647+1720_X_uvs.fits wwins /vlbi/uf001/uva//J1647+1720_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1647+1720_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0606752 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00062186 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -3.0747 3.0747 6.1494 12.2988 24.5976 49.1952 98.3904 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.06 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 97.57 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1647+1720_X_dfm.log closed on Mon Jan 14 03:53:00 2019