! Started logfile: /vlbi/uf001/uva//J1726+3213_X_dfm.log on Mon Jan 14 04:12:01 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//J1726+3213_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1726+3213_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.955688 visibilities/baseline/integration-bin. ! Found source: J1726+3213 ! ! 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 17340 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 J1726+3213_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 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.042246Jy sigma=21.269611 ! Fit after self-cal, rms=0.739012Jy sigma=15.103445 ! 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=0.6596 mas, bmaj=1.398 mas, bpa=-3.615 degrees ! Estimated noise=0.479257 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 = 0.203765 Jy ! Component: 100 - total flux cleaned = 0.248543 Jy ! Total flux subtracted in 100 components = 0.248543 Jy ! Clean residual min=-0.007601 max=0.014244 Jy/beam ! Clean residual mean=0.000002 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 0.248543 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.248543 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=0.072094Jy sigma=1.379968 ! Fit after self-cal, rms=0.072084Jy sigma=1.379741 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147191 Jy ! Component: 100 - total flux cleaned = 0.0210812 Jy ! Total flux subtracted in 100 components = 0.0210812 Jy ! Clean residual min=-0.007943 max=0.007877 Jy/beam ! Clean residual mean=0.000001 rms=0.001448 Jy/beam ! Combined flux in latest and established models = 0.269624 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 3 components and 0.269624 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=0.069116Jy sigma=1.311474 ! Fit after self-cal, rms=0.069093Jy sigma=1.311028 ! 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=0.8188 mas, bmaj=1.629 mas, bpa=-3.499 degrees ! Estimated noise=0.290176 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 = 0.00410864 Jy ! Component: 100 - total flux cleaned = 0.00608021 Jy ! Component: 150 - total flux cleaned = 0.00647433 Jy ! Component: 200 - total flux cleaned = 0.00653922 Jy ! Total flux subtracted in 200 components = 0.00653922 Jy ! Clean residual min=-0.007649 max=0.007668 Jy/beam ! Clean residual mean=0.000002 rms=0.001613 Jy/beam ! Combined flux in latest and established models = 0.276163 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.276163 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=0.068856Jy sigma=1.306046 ! Fit after self-cal, rms=0.068849Jy sigma=1.305913 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8188 x 1.629 at -3.499 degrees (North through East) ! Clean map min=-0.0071048 max=0.26306 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.98 HN 0.96 KP 0.91 ! LA 0.98 MK 1.03 NL 1.17 OV 0.98 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.93 KP 0.91 ! LA 0.99 MK 1.04 NL 1.18 OV 0.97 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.97 HN 0.94 KP 0.91 ! LA 0.99 MK 1.03 NL 1.14 OV 0.97 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.98 HN 0.92 KP 0.92 ! LA 0.98 MK 1.03 NL 1.16 OV 0.97 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 0.94 KP 0.91 ! LA 0.98 MK 1.00 NL 1.15 OV 0.96 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.94 KP 0.88 ! LA 0.97 MK 1.04 NL 1.16 OV 0.96 ! SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.98 HN 0.94 KP 0.88 ! LA 0.96 MK 1.03 NL 1.17 OV 0.95 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.97 HN 0.93 KP 0.90 ! LA 0.98 MK 1.03 NL 1.16 OV 0.95 ! SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.94 KP 0.90 ! LA 0.96 MK 1.03 NL 1.16 OV 0.94 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.97 HN 0.94 KP 0.92 ! LA 0.97 MK 1.01 NL 1.11 OV 0.95 ! SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.92 KP 0.89 ! LA 0.97 MK 0.99 NL 1.12 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.96 HN 0.93 KP 0.89 ! LA 0.97 MK 1.02 NL 1.15 OV 0.96 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.068849Jy sigma=1.305913 ! Fit after self-cal, rms=0.061714Jy sigma=1.171576 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8159 mas, bmaj=1.636 mas, bpa=-3.192 degrees ! Estimated noise=0.289014 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 (6.4, 23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00413404 Jy ! Component: 100 - total flux cleaned = 0.00557079 Jy ! Component: 150 - total flux cleaned = 0.00600145 Jy ! Component: 200 - total flux cleaned = 0.0063737 Jy ! Total flux subtracted in 200 components = 0.0063737 Jy ! Clean residual min=-0.003153 max=0.003662 Jy/beam ! Clean residual mean=-0.000000 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.282537 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.282537 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=0.061400Jy sigma=1.164741 ! Fit after self-cal, rms=0.061426Jy sigma=1.164029 ! 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=0.061426Jy sigma=1.164029 ! Fit after self-cal, rms=0.061640Jy sigma=1.138045 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8158 mas, bmaj=1.631 mas, bpa=-3.281 degrees ! Estimated noise=0.289726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000791307 Jy ! Component: 100 - total flux cleaned = -0.00152421 Jy ! Component: 150 - total flux cleaned = -0.00199043 Jy ! Component: 200 - total flux cleaned = -0.00211021 Jy ! Total flux subtracted in 200 components = -0.00211021 Jy ! Clean residual min=-0.001854 max=0.001974 Jy/beam ! Clean residual mean=-0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.280427 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.280427 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=0.061584Jy sigma=1.136531 ! Fit after self-cal, rms=0.061609Jy sigma=1.136372 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 (-1.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00183526 Jy ! Component: 100 - total flux cleaned = 0.00208785 Jy ! Component: 150 - total flux cleaned = 0.00202312 Jy ! Component: 200 - total flux cleaned = 0.00199745 Jy ! Total flux subtracted in 200 components = 0.00199745 Jy ! Clean residual min=-0.001677 max=0.001454 Jy/beam ! Clean residual mean=-0.000001 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.282424 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.282424 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=0.061546Jy sigma=1.135026 ! Fit after self-cal, rms=0.061539Jy sigma=1.134893 ! 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=0.061539Jy sigma=1.134893 ! Fit after self-cal, rms=0.061711Jy sigma=1.134403 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8146 mas, bmaj=1.63 mas, bpa=-3.254 degrees ! Estimated noise=0.290091 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000702318 Jy ! Component: 100 - total flux cleaned = 0.000607578 Jy ! Component: 150 - total flux cleaned = 0.000583117 Jy ! Component: 200 - total flux cleaned = 0.000583419 Jy ! Total flux subtracted in 200 components = 0.000583419 Jy ! Clean residual min=-0.001513 max=0.001379 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.283008 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.283008 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=0.061680Jy sigma=1.133703 ! Fit after self-cal, rms=0.061680Jy sigma=1.133661 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 = 0.000182966 Jy ! Component: 100 - total flux cleaned = 0.000203541 Jy ! Component: 150 - total flux cleaned = 0.000202594 Jy ! Component: 200 - total flux cleaned = 0.000221121 Jy ! Total flux subtracted in 200 components = 0.000221121 Jy ! Clean residual min=-0.001496 max=0.001336 Jy/beam ! Clean residual mean=-0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.283229 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 76 components and 0.283229 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=0.061667Jy sigma=1.133365 ! Fit after self-cal, rms=0.061666Jy sigma=1.133357 ! 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=0.061666Jy sigma=1.133357 ! Fit after self-cal, rms=0.061753Jy sigma=1.133221 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.909 mas, bmaj=2.453 mas, bpa=-3.537 degrees ! Estimated noise=0.392215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000201616 Jy ! Component: 100 - total flux cleaned = 0.000364697 Jy ! Component: 150 - total flux cleaned = 0.000503262 Jy ! Component: 200 - total flux cleaned = 0.00065656 Jy ! Total flux subtracted in 200 components = 0.00065656 Jy ! Clean residual min=-0.001682 max=0.001346 Jy/beam ! Clean residual mean=-0.000001 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.283885 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 88 components and 0.283885 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=0.061748Jy sigma=1.133117 ! Fit after self-cal, rms=0.061747Jy sigma=1.133088 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 = 0.000118002 Jy ! Component: 100 - total flux cleaned = 0.000206644 Jy ! Component: 150 - total flux cleaned = 0.000270331 Jy ! Component: 200 - total flux cleaned = 0.000326907 Jy ! Total flux subtracted in 200 components = 0.000326907 Jy ! Clean residual min=-0.001647 max=0.001343 Jy/beam ! Clean residual mean=-0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.284212 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 0.284212 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=0.061747Jy sigma=1.133086 ! Fit after self-cal, rms=0.061746Jy sigma=1.133074 ! 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=0.8135 mas, bmaj=1.629 mas, bpa=-3.243 degrees ! Estimated noise=0.290336 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8135 x 1.629 at -3.243 degrees (North through East) ! Clean map min=-0.0013621 max=0.2632 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=0.6548 mas, bmaj=1.396 mas, bpa=-3.411 degrees ! Estimated noise=0.477787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.203093 Jy ! Component: 100 - total flux cleaned = 0.248442 Jy ! Component: 150 - total flux cleaned = 0.264767 Jy ! Component: 200 - total flux cleaned = 0.27191 Jy ! Total flux subtracted in 200 components = 0.27191 Jy ! Clean residual min=-0.002858 max=0.003114 Jy/beam ! Clean residual mean=0.000000 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.27191 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 4 model components to the UV plane model. ! The established model now contains 4 components and 0.27191 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8135 mas, bmaj=1.629 mas, bpa=-3.243 degrees ! Estimated noise=0.290336 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 = 0.00389184 Jy ! Component: 100 - total flux cleaned = 0.00616145 Jy ! Component: 150 - total flux cleaned = 0.00767891 Jy ! Component: 200 - total flux cleaned = 0.00855885 Jy ! Total flux subtracted in 200 components = 0.00855885 Jy ! Clean residual min=-0.001598 max=0.001434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.280469 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 21 components and 0.280469 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=1.909 mas, bmaj=2.453 mas, bpa=-3.537 degrees ! Estimated noise=0.392215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013389 Jy ! Component: 100 - total flux cleaned = 0.0020619 Jy ! Component: 150 - total flux cleaned = 0.0024366 Jy ! Component: 200 - total flux cleaned = 0.00269149 Jy ! Total flux subtracted in 200 components = 0.00269149 Jy ! Clean residual min=-0.001711 max=0.001362 Jy/beam ! Clean residual mean=-0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.28316 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 = 0.000160723 Jy ! Component: 100 - total flux cleaned = 0.000232561 Jy ! Component: 150 - total flux cleaned = 0.00031548 Jy ! Component: 200 - total flux cleaned = 0.000392232 Jy ! Total flux subtracted in 200 components = 0.000392232 Jy ! Clean residual min=-0.001677 max=0.001362 Jy/beam ! Clean residual mean=-0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.283553 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.283553 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8135 mas, bmaj=1.629 mas, bpa=-3.243 degrees ! Estimated noise=0.290336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00018983 Jy ! Component: 100 - total flux cleaned = 0.000240227 Jy ! Component: 150 - total flux cleaned = 0.000262443 Jy ! Component: 200 - total flux cleaned = 0.000263085 Jy ! Total flux subtracted in 200 components = 0.000263085 Jy ! Clean residual min=-0.001500 max=0.001345 Jy/beam ! Clean residual mean=-0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.283816 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.283816 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=0.061743Jy sigma=1.132995 ! Fit after self-cal, rms=0.061739Jy sigma=1.132940 wmodel J1726+3213_X_map.mod ! Writing 66 model components to file: J1726+3213_X_map.mod wobs J1726+3213_X_uvs.fits ! Writing UV FITS file: J1726+3213_X_uvs.fits wwins J1726+3213_X_map.win ! wwins: Wrote 3 windows to J1726+3213_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 = -0.000228285 Jy ! Component: 100 - total flux cleaned = -0.000204978 Jy ! Component: 150 - total flux cleaned = -0.000114761 Jy ! Component: 200 - total flux cleaned = -5.19466e-06 Jy ! Component: 250 - total flux cleaned = 0.000101458 Jy ! Component: 300 - total flux cleaned = 0.000142827 Jy ! Component: 350 - total flux cleaned = 0.000122429 Jy ! Component: 400 - total flux cleaned = 8.27723e-05 Jy ! Component: 450 - total flux cleaned = 8.28614e-05 Jy ! Component: 500 - total flux cleaned = 8.3096e-05 Jy ! Component: 550 - total flux cleaned = 8.29401e-05 Jy ! Component: 600 - total flux cleaned = 4.57651e-05 Jy ! Component: 650 - total flux cleaned = 4.54653e-05 Jy ! Component: 700 - total flux cleaned = 2.71844e-05 Jy ! Component: 750 - total flux cleaned = -8.14773e-06 Jy ! Component: 800 - total flux cleaned = 2.69778e-05 Jy ! Component: 850 - total flux cleaned = 6.1515e-05 Jy ! Component: 900 - total flux cleaned = 1.04213e-05 Jy ! Component: 950 - total flux cleaned = 6.13432e-05 Jy ! Component: 1000 - total flux cleaned = -5.21475e-06 Jy ! Component: 1050 - total flux cleaned = 2.80617e-05 Jy ! Component: 1100 - total flux cleaned = -2.07632e-05 Jy ! Component: 1150 - total flux cleaned = -6.91413e-05 Jy ! Component: 1200 - total flux cleaned = -0.000101191 Jy ! Component: 1250 - total flux cleaned = -0.000117154 Jy ! Component: 1300 - total flux cleaned = -0.000180155 Jy ! Component: 1350 - total flux cleaned = -0.000242452 Jy ! Component: 1400 - total flux cleaned = -0.000288565 Jy ! Component: 1450 - total flux cleaned = -0.000288635 Jy ! Component: 1500 - total flux cleaned = -0.000379527 Jy ! Component: 1550 - total flux cleaned = -0.000349583 Jy ! Component: 1600 - total flux cleaned = -0.000409058 Jy ! Component: 1650 - total flux cleaned = -0.000438601 Jy ! Component: 1700 - total flux cleaned = -0.00052635 Jy ! Component: 1750 - total flux cleaned = -0.000511824 Jy ! Component: 1800 - total flux cleaned = -0.000526332 Jy ! Component: 1850 - total flux cleaned = -0.0006407 Jy ! Component: 1900 - total flux cleaned = -0.000683172 Jy ! Component: 1950 - total flux cleaned = -0.000641121 Jy ! Component: 2000 - total flux cleaned = -0.000738804 Jy ! Component: 2050 - total flux cleaned = -0.000738924 Jy ! Component: 2100 - total flux cleaned = -0.000752719 Jy ! Component: 2150 - total flux cleaned = -0.000861996 Jy ! Component: 2200 - total flux cleaned = -0.000807888 Jy ! Component: 2250 - total flux cleaned = -0.000861372 Jy ! Component: 2300 - total flux cleaned = -0.000847936 Jy ! Component: 2350 - total flux cleaned = -0.000847932 Jy ! Component: 2400 - total flux cleaned = -0.000913857 Jy ! Component: 2450 - total flux cleaned = -0.000913871 Jy ! Component: 2500 - total flux cleaned = -0.000926695 Jy ! Component: 2550 - total flux cleaned = -0.000888089 Jy ! Component: 2600 - total flux cleaned = -0.000926437 Jy ! Component: 2650 - total flux cleaned = -0.000952023 Jy ! Component: 2700 - total flux cleaned = -0.000964658 Jy ! Component: 2750 - total flux cleaned = -0.000977108 Jy ! Component: 2800 - total flux cleaned = -0.000977171 Jy ! Component: 2850 - total flux cleaned = -0.000964878 Jy ! Component: 2900 - total flux cleaned = -0.000965071 Jy ! Component: 2950 - total flux cleaned = -0.000965161 Jy ! Component: 3000 - total flux cleaned = -0.00108696 Jy ! Component: 3050 - total flux cleaned = -0.00101429 Jy ! Component: 3100 - total flux cleaned = -0.000966286 Jy ! Component: 3150 - total flux cleaned = -0.00101432 Jy ! Component: 3200 - total flux cleaned = -0.00108563 Jy ! Component: 3250 - total flux cleaned = -0.00101461 Jy ! Component: 3300 - total flux cleaned = -0.00107337 Jy ! Component: 3350 - total flux cleaned = -0.00106176 Jy ! Component: 3400 - total flux cleaned = -0.0010966 Jy ! Component: 3450 - total flux cleaned = -0.00107351 Jy ! Component: 3500 - total flux cleaned = -0.00109662 Jy ! Component: 3550 - total flux cleaned = -0.00114221 Jy ! Component: 3600 - total flux cleaned = -0.00114221 Jy ! Component: 3650 - total flux cleaned = -0.0010858 Jy ! Component: 3700 - total flux cleaned = -0.00111959 Jy ! Component: 3750 - total flux cleaned = -0.0010974 Jy ! Component: 3800 - total flux cleaned = -0.00106411 Jy ! Component: 3850 - total flux cleaned = -0.00111939 Jy ! Component: 3900 - total flux cleaned = -0.00114142 Jy ! Component: 3950 - total flux cleaned = -0.00109765 Jy ! Component: 4000 - total flux cleaned = -0.00111941 Jy ! Component: 4050 - total flux cleaned = -0.00116269 Jy ! Total flux subtracted in 4096 components = -0.0011304 Jy ! Clean residual min=-0.000599 max=0.000698 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.282685 Jy keep ! Adding 342 model components to the UV plane model. ! The established model now contains 408 components and 0.282685 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1726+3213_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8135 x 1.629 at -3.243 degrees (North through East) ! Clean map min=-0.0010119 max=0.26295 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1726+3213_X_map.fits wmodel /vlbi/uf001/uva//J1726+3213_X_map.mod ! Writing 408 model components to file: /vlbi/uf001/uva//J1726+3213_X_map.mod wobs /vlbi/uf001/uva//J1726+3213_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1726+3213_X_uvs.fits wwins /vlbi/uf001/uva//J1726+3213_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1726+3213_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.262955 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00018406 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.209991 0.209991 0.419981 0.839963 1.67993 3.35985 6.7197 13.4394 26.8788 53.7576 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.262 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1428.64 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1726+3213_X_dfm.log closed on Mon Jan 14 04:12:05 2019