! Started logfile: /vlbi/uf001/uva//J1901-2112_X_dfm.log on Mon Jan 14 04:54:40 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//J1901-2112_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1901-2112_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.891813 visibilities/baseline/integration-bin. ! Found source: J1901-2112 ! ! 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 18300 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 J1901-2112_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005139Jy sigma=21.815765 ! Fit after self-cal, rms=0.910050Jy sigma=19.716138 ! 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=0.6163 mas, bmaj=1.587 mas, bpa=-2.519 degrees ! Estimated noise=0.452809 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 = 0.0698285 Jy ! Component: 100 - total flux cleaned = 0.0871641 Jy ! Total flux subtracted in 100 components = 0.0871641 Jy ! Clean residual min=-0.004489 max=0.008312 Jy/beam ! Clean residual mean=-0.000002 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.0871641 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0871641 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=0.066942Jy sigma=1.331834 ! Fit after self-cal, rms=0.066739Jy sigma=1.327641 ! Inverting map ! Added new window around map position (-0.8, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00835108 Jy ! Component: 100 - total flux cleaned = 0.0129893 Jy ! Total flux subtracted in 100 components = 0.0129893 Jy ! Clean residual min=-0.003510 max=0.006349 Jy/beam ! Clean residual mean=-0.000001 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.100153 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.100153 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=0.065619Jy sigma=1.298521 ! Fit after self-cal, rms=0.065570Jy sigma=1.296733 ! 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=0.7779 mas, bmaj=1.982 mas, bpa=-3.547 degrees ! Estimated noise=0.258452 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 (0.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00538151 Jy ! Component: 100 - total flux cleaned = 0.00836685 Jy ! Component: 150 - total flux cleaned = 0.0102963 Jy ! Component: 200 - total flux cleaned = 0.0115299 Jy ! Total flux subtracted in 200 components = 0.0115299 Jy ! Clean residual min=-0.002557 max=0.002572 Jy/beam ! Clean residual mean=0.000000 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.111683 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.111683 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=0.065147Jy sigma=1.285533 ! Fit after self-cal, rms=0.065144Jy sigma=1.285099 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7779 x 1.982 at -3.547 degrees (North through East) ! Clean map min=-0.0022827 max=0.087501 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 1.10 KP 1.09 ! LA 1.04 MK 1.05 NL 1.07 OV 0.91 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.07 HN 1.05 KP 0.98 ! LA 1.03 MK 0.99 NL 1.12 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.04 KP 1.09 ! LA 1.01 MK 0.99 NL 1.07 OV 0.94 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.99 KP 1.00 ! LA 1.02 MK 1.02 NL 1.12 OV 0.89 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.04 KP 0.96 ! LA 1.01 MK 1.02 NL 1.08 OV 0.92 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.04 KP 0.98 ! LA 1.05 MK 1.01 NL 1.08 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.05 KP 0.97 ! LA 1.01 MK 1.04 NL 1.04 OV 0.94 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.03 KP 1.00 ! LA 1.02 MK 1.06 NL 1.08 OV 0.88 ! PT 0.97 SC 0.85 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 0.97 KP 1.00 ! LA 1.00 MK 1.05 NL 1.15 OV 0.89 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 1.11 KP 1.04 ! LA 1.00 MK 1.03 NL 1.05 OV 0.89 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.93 KP 1.01 ! LA 1.01 MK 0.97 NL 1.04 OV 0.94 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.93 KP 0.98 ! LA 1.05 MK 0.96 NL 1.06 OV 0.89 ! PT 0.90 SC 0.96 ! ! ! Fit before self-cal, rms=0.065144Jy sigma=1.285099 ! Fit after self-cal, rms=0.065067Jy sigma=1.272496 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7769 mas, bmaj=1.98 mas, bpa=-2.965 degrees ! Estimated noise=0.258879 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 = -0.000779986 Jy ! Component: 100 - total flux cleaned = -0.0010627 Jy ! Component: 150 - total flux cleaned = -0.00114239 Jy ! Component: 200 - total flux cleaned = -0.00121452 Jy ! Total flux subtracted in 200 components = -0.00121452 Jy ! Clean residual min=-0.001758 max=0.001786 Jy/beam ! Clean residual mean=0.000002 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.110469 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 0.110469 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=0.065040Jy sigma=1.271929 ! Fit after self-cal, rms=0.065094Jy sigma=1.271625 ! 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=0.065094Jy sigma=1.271625 ! Fit after self-cal, rms=0.065440Jy sigma=1.266454 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7765 mas, bmaj=1.976 mas, bpa=-2.83 degrees ! Estimated noise=0.259206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00057146 Jy ! Component: 100 - total flux cleaned = -0.000854755 Jy ! Component: 150 - total flux cleaned = -0.00106019 Jy ! Component: 200 - total flux cleaned = -0.00113783 Jy ! Total flux subtracted in 200 components = -0.00113783 Jy ! Clean residual min=-0.001455 max=0.001594 Jy/beam ! Clean residual mean=0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.109331 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.109331 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=0.065417Jy sigma=1.265952 ! Fit after self-cal, rms=0.065428Jy sigma=1.265849 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 (-41.6, -23.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104237 Jy ! Component: 100 - total flux cleaned = 0.00115798 Jy ! Component: 150 - total flux cleaned = 0.00127072 Jy ! Component: 200 - total flux cleaned = 0.0012501 Jy ! Total flux subtracted in 200 components = 0.0012501 Jy ! Clean residual min=-0.001434 max=0.001393 Jy/beam ! Clean residual mean=-0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.110581 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 83 components and 0.110581 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=0.065394Jy sigma=1.265133 ! Fit after self-cal, rms=0.065391Jy sigma=1.265085 ! 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=0.065391Jy sigma=1.265085 ! Fit after self-cal, rms=0.065526Jy sigma=1.264941 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7763 mas, bmaj=1.974 mas, bpa=-2.723 degrees ! Estimated noise=0.259308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.95737e-05 Jy ! Component: 100 - total flux cleaned = -0.000210287 Jy ! Component: 150 - total flux cleaned = -0.000308544 Jy ! Component: 200 - total flux cleaned = -0.000380733 Jy ! Total flux subtracted in 200 components = -0.000380733 Jy ! Clean residual min=-0.001406 max=0.001415 Jy/beam ! Clean residual mean=-0.000000 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.1102 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 88 components and 0.1102 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=0.065512Jy sigma=1.264635 ! Fit after self-cal, rms=0.065512Jy sigma=1.264621 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 (18.8, -40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104426 Jy ! Component: 100 - total flux cleaned = 0.001216 Jy ! Component: 150 - total flux cleaned = 0.00138011 Jy ! Component: 200 - total flux cleaned = 0.00138112 Jy ! Total flux subtracted in 200 components = 0.00138112 Jy ! Clean residual min=-0.001312 max=0.001312 Jy/beam ! Clean residual mean=0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.111581 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 108 components and 0.111581 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=0.065478Jy sigma=1.264059 ! Fit after self-cal, rms=0.065474Jy sigma=1.264020 ! 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=0.065474Jy sigma=1.264020 ! Fit after self-cal, rms=0.065544Jy sigma=1.263946 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.103 mas, bmaj=4.71 mas, bpa=2.642 degrees ! Estimated noise=0.342018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449468 Jy ! Component: 100 - total flux cleaned = 0.00042163 Jy ! Component: 150 - total flux cleaned = 0.000379008 Jy ! Component: 200 - total flux cleaned = 0.000352899 Jy ! Total flux subtracted in 200 components = 0.000352899 Jy ! Clean residual min=-0.001610 max=0.001436 Jy/beam ! Clean residual mean=0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.111934 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 117 components and 0.111934 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=0.065541Jy sigma=1.263927 ! Fit after self-cal, rms=0.065542Jy sigma=1.263911 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 = 0.000111399 Jy ! Component: 100 - total flux cleaned = 8.94521e-05 Jy ! Component: 150 - total flux cleaned = 4.00932e-05 Jy ! Component: 200 - total flux cleaned = 1.27299e-05 Jy ! Total flux subtracted in 200 components = 1.27299e-05 Jy ! Clean residual min=-0.001587 max=0.001417 Jy/beam ! Clean residual mean=0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.111947 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 122 components and 0.111947 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=0.065542Jy sigma=1.263939 ! Fit after self-cal, rms=0.065542Jy sigma=1.263935 ! 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=0.7761 mas, bmaj=1.974 mas, bpa=-2.635 degrees ! Estimated noise=0.259394 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7761 x 1.974 at -2.635 degrees (North through East) ! Clean map min=-0.001118 max=0.08734 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=0.6143 mas, bmaj=1.582 mas, bpa=-1.452 degrees ! Estimated noise=0.454049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0699032 Jy ! Component: 100 - total flux cleaned = 0.0873816 Jy ! Component: 150 - total flux cleaned = 0.0956645 Jy ! Component: 200 - total flux cleaned = 0.100454 Jy ! Total flux subtracted in 200 components = 0.100454 Jy ! Clean residual min=-0.002620 max=0.002468 Jy/beam ! Clean residual mean=-0.000001 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.100454 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.100454 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7761 mas, bmaj=1.974 mas, bpa=-2.635 degrees ! Estimated noise=0.259394 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 = 0.00335031 Jy ! Component: 100 - total flux cleaned = 0.00537675 Jy ! Component: 150 - total flux cleaned = 0.00692821 Jy ! Component: 200 - total flux cleaned = 0.00810305 Jy ! Total flux subtracted in 200 components = 0.00810305 Jy ! Clean residual min=-0.001576 max=0.001351 Jy/beam ! Clean residual mean=-0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.108557 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.108557 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=2.103 mas, bmaj=4.71 mas, bpa=2.642 degrees ! Estimated noise=0.342018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108219 Jy ! Component: 100 - total flux cleaned = 0.00158465 Jy ! Component: 150 - total flux cleaned = 0.00201362 Jy ! Component: 200 - total flux cleaned = 0.00234044 Jy ! Total flux subtracted in 200 components = 0.00234044 Jy ! Clean residual min=-0.001615 max=0.001328 Jy/beam ! Clean residual mean=0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.110898 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 = 0.00018316 Jy ! Component: 100 - total flux cleaned = 0.00032561 Jy ! Component: 150 - total flux cleaned = 0.0004247 Jy ! Component: 200 - total flux cleaned = 0.000437294 Jy ! Total flux subtracted in 200 components = 0.000437294 Jy ! Clean residual min=-0.001610 max=0.001366 Jy/beam ! Clean residual mean=0.000000 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.111335 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 73 components and 0.111335 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7761 mas, bmaj=1.974 mas, bpa=-2.635 degrees ! Estimated noise=0.259394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000123103 Jy ! Component: 100 - total flux cleaned = -0.000247634 Jy ! Component: 150 - total flux cleaned = -0.000302977 Jy ! Component: 200 - total flux cleaned = -0.000301185 Jy ! Total flux subtracted in 200 components = -0.000301185 Jy ! Clean residual min=-0.001342 max=0.001314 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.111034 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.111034 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=0.065557Jy sigma=1.264228 ! Fit after self-cal, rms=0.065547Jy sigma=1.264128 wmodel J1901-2112_X_map.mod ! Writing 88 model components to file: J1901-2112_X_map.mod wobs J1901-2112_X_uvs.fits ! Writing UV FITS file: J1901-2112_X_uvs.fits wwins J1901-2112_X_map.win ! wwins: Wrote 5 windows to J1901-2112_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 = 8.93894e-05 Jy ! Component: 100 - total flux cleaned = 0.000246516 Jy ! Component: 150 - total flux cleaned = 0.00039605 Jy ! Component: 200 - total flux cleaned = 0.000498612 Jy ! Component: 250 - total flux cleaned = 0.000498139 Jy ! Component: 300 - total flux cleaned = 0.000478857 Jy ! Component: 350 - total flux cleaned = 0.000459747 Jy ! Component: 400 - total flux cleaned = 0.000422542 Jy ! Component: 450 - total flux cleaned = 0.000368013 Jy ! Component: 500 - total flux cleaned = 0.000296925 Jy ! Component: 550 - total flux cleaned = 0.000244613 Jy ! Component: 600 - total flux cleaned = 0.000227358 Jy ! Component: 650 - total flux cleaned = 0.000160001 Jy ! Component: 700 - total flux cleaned = 0.000193308 Jy ! Component: 750 - total flux cleaned = 0.000111223 Jy ! Component: 800 - total flux cleaned = 0.000110873 Jy ! Component: 850 - total flux cleaned = 1.51369e-05 Jy ! Component: 900 - total flux cleaned = -5.04819e-07 Jy ! Component: 950 - total flux cleaned = -7.81745e-05 Jy ! Component: 1000 - total flux cleaned = -4.74075e-05 Jy ! Component: 1050 - total flux cleaned = -9.3083e-05 Jy ! Component: 1100 - total flux cleaned = -0.000123012 Jy ! Component: 1150 - total flux cleaned = -0.000137541 Jy ! Component: 1200 - total flux cleaned = -0.00015211 Jy ! Component: 1250 - total flux cleaned = -0.000123124 Jy ! Component: 1300 - total flux cleaned = -0.000123057 Jy ! Component: 1350 - total flux cleaned = -0.000123057 Jy ! Component: 1400 - total flux cleaned = -6.69828e-05 Jy ! Component: 1450 - total flux cleaned = -3.9488e-05 Jy ! Component: 1500 - total flux cleaned = -8.07547e-05 Jy ! Component: 1550 - total flux cleaned = -6.70756e-05 Jy ! Component: 1600 - total flux cleaned = -9.40817e-05 Jy ! Component: 1650 - total flux cleaned = -6.7307e-05 Jy ! Component: 1700 - total flux cleaned = -8.0579e-05 Jy ! Component: 1750 - total flux cleaned = -6.74113e-05 Jy ! Component: 1800 - total flux cleaned = -9.35267e-05 Jy ! Component: 1850 - total flux cleaned = -4.1568e-05 Jy ! Component: 1900 - total flux cleaned = -4.14452e-05 Jy ! Component: 1950 - total flux cleaned = 4.75999e-05 Jy ! Component: 2000 - total flux cleaned = 9.66242e-06 Jy ! Component: 2050 - total flux cleaned = 3.4678e-05 Jy ! Component: 2100 - total flux cleaned = 3.46708e-05 Jy ! Component: 2150 - total flux cleaned = 8.41076e-05 Jy ! Component: 2200 - total flux cleaned = 9.63261e-05 Jy ! Component: 2250 - total flux cleaned = 0.000132889 Jy ! Component: 2300 - total flux cleaned = 0.000120888 Jy ! Component: 2350 - total flux cleaned = 0.000156912 Jy ! Component: 2400 - total flux cleaned = 0.0001807 Jy ! Component: 2450 - total flux cleaned = 0.00022792 Jy ! Component: 2500 - total flux cleaned = 0.000204526 Jy ! Component: 2550 - total flux cleaned = 0.000216008 Jy ! Component: 2600 - total flux cleaned = 0.000215885 Jy ! Component: 2650 - total flux cleaned = 0.0002045 Jy ! Component: 2700 - total flux cleaned = 0.000284174 Jy ! Component: 2750 - total flux cleaned = 0.000329444 Jy ! Component: 2800 - total flux cleaned = 0.000340578 Jy ! Component: 2850 - total flux cleaned = 0.000363029 Jy ! Component: 2900 - total flux cleaned = 0.00037407 Jy ! Component: 2950 - total flux cleaned = 0.000396255 Jy ! Component: 3000 - total flux cleaned = 0.000450996 Jy ! Component: 3050 - total flux cleaned = 0.000461768 Jy ! Component: 3100 - total flux cleaned = 0.000472654 Jy ! Component: 3150 - total flux cleaned = 0.00049423 Jy ! Component: 3200 - total flux cleaned = 0.000526287 Jy ! Component: 3250 - total flux cleaned = 0.000568763 Jy ! Component: 3300 - total flux cleaned = 0.000568796 Jy ! Component: 3350 - total flux cleaned = 0.000579267 Jy ! Component: 3400 - total flux cleaned = 0.000558464 Jy ! Component: 3450 - total flux cleaned = 0.000662062 Jy ! Component: 3500 - total flux cleaned = 0.00062101 Jy ! Component: 3550 - total flux cleaned = 0.000651619 Jy ! Component: 3600 - total flux cleaned = 0.000712585 Jy ! Component: 3650 - total flux cleaned = 0.000692359 Jy ! Component: 3700 - total flux cleaned = 0.000662083 Jy ! Component: 3750 - total flux cleaned = 0.000672074 Jy ! Component: 3800 - total flux cleaned = 0.00070192 Jy ! Component: 3850 - total flux cleaned = 0.000731655 Jy ! Component: 3900 - total flux cleaned = 0.000771015 Jy ! Component: 3950 - total flux cleaned = 0.000810236 Jy ! Component: 4000 - total flux cleaned = 0.000761481 Jy ! Component: 4050 - total flux cleaned = 0.000819675 Jy ! Total flux subtracted in 4096 components = 0.000800394 Jy ! Clean residual min=-0.000623 max=0.000684 Jy/beam ! Clean residual mean=-0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.111834 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 386 components and 0.111834 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1901-2112_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7761 x 1.974 at -2.635 degrees (North through East) ! Clean map min=-0.0010396 max=0.087286 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1901-2112_X_map.fits wmodel /vlbi/uf001/uva//J1901-2112_X_map.mod ! Writing 386 model components to file: /vlbi/uf001/uva//J1901-2112_X_map.mod wobs /vlbi/uf001/uva//J1901-2112_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1901-2112_X_uvs.fits wwins /vlbi/uf001/uva//J1901-2112_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1901-2112_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0872864 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000164775 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.566327 0.566327 1.13265 2.26531 4.53061 9.06123 18.1225 36.2449 72.4898 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 529.729 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1901-2112_X_dfm.log closed on Mon Jan 14 04:54:44 2019