! Started logfile: /vlbi/uf001/uva//J1454+2955_X_dfm.log on Mon Jan 14 03:05:29 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//J1454+2955_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1454+2955_X_uva.fits ! AN table 1: 72 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.818452 visibilities/baseline/integration-bin. ! Found source: J1454+2955 ! ! 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 121 lines of history. ! ! Reading 19800 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 J1454+2955_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007338Jy sigma=154.431765 ! Fit after self-cal, rms=0.948925Jy sigma=154.153383 ! 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=1.277 mas, bmaj=2.09 mas, bpa=11.68 degrees ! Estimated noise=0.1481 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 = 0.0174886 Jy ! Component: 100 - total flux cleaned = 0.0286561 Jy ! Total flux subtracted in 100 components = 0.0286561 Jy ! Clean residual min=-0.007145 max=0.007205 Jy/beam ! Clean residual mean=-0.000003 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 0.0286561 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0286561 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=0.087458Jy sigma=2.655227 ! Fit after self-cal, rms=0.080599Jy sigma=2.427203 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016563 Jy ! Component: 100 - total flux cleaned = 0.0280745 Jy ! Total flux subtracted in 100 components = 0.0280745 Jy ! Clean residual min=-0.007414 max=0.007817 Jy/beam ! Clean residual mean=-0.000003 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.0567306 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0567306 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=0.067822Jy sigma=2.876091 ! Fit after self-cal, rms=0.066290Jy sigma=2.862239 ! 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=1.444 mas, bmaj=2.203 mas, bpa=20.26 degrees ! Estimated noise=0.0721012 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 = 0.0100722 Jy ! Component: 100 - total flux cleaned = 0.0174555 Jy ! Component: 150 - total flux cleaned = 0.0230434 Jy ! Component: 200 - total flux cleaned = 0.0272711 Jy ! Total flux subtracted in 200 components = 0.0272711 Jy ! Clean residual min=-0.007014 max=0.007125 Jy/beam ! Clean residual mean=-0.000011 rms=0.002371 Jy/beam ! Combined flux in latest and established models = 0.0840017 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 19 components and 0.0840017 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=0.059801Jy sigma=2.812918 ! Fit after self-cal, rms=0.057705Jy sigma=2.794989 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.444 x 2.203 at 20.26 degrees (North through East) ! Clean map min=-0.0069122 max=0.039851 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 7.21 FD 0.83 HN 0.82 KP 0.90 ! LA 0.92 NL 1.10 OV 0.74 PT 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 6.73 FD 0.83 HN 0.81 KP 0.93 ! LA 0.94 NL 1.11 OV 0.74 PT 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 7.00 FD 0.83 HN 0.86 KP 0.88 ! LA 0.91 NL 1.13 OV 0.77 PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 6.94 FD 0.80 HN 0.87 KP 0.95 ! LA 0.94 NL 1.07 OV 0.73 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 6.61 FD 0.82 HN 0.83 KP 0.90 ! LA 0.94 NL 1.13 OV 0.74 PT 0.84 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 7.03 FD 0.83 HN 0.87 KP 0.94 ! LA 0.92 NL 1.10 OV 0.75 PT 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 6.82 FD 0.84 HN 0.84 KP 0.94 ! LA 0.92 NL 1.11 OV 0.74 PT 0.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 6.39 FD 0.84 HN 0.85 KP 0.92 ! LA 0.93 NL 1.08 OV 0.76 PT 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 7.54 FD 0.79 HN 0.83 KP 0.89 ! LA 0.91 NL 1.11 OV 0.72 PT 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 7.09 FD 0.81 HN 0.82 KP 0.92 ! LA 0.89 NL 1.14 OV 0.77 PT 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 6.58 FD 0.82 HN 0.85 KP 0.90 ! LA 0.93 NL 1.05 OV 0.72 PT 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 6.83 FD 0.78 HN 0.90 KP 0.88 ! LA 0.94 NL 1.09 OV 0.75 PT 0.85 ! ! ! Fit before self-cal, rms=0.057705Jy sigma=2.794989 ! Fit after self-cal, rms=0.042257Jy sigma=1.531088 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=2.524 mas, bpa=-12.68 degrees ! Estimated noise=0.140607 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 = -0.00209966 Jy ! Component: 100 - total flux cleaned = -0.0029154 Jy ! Component: 150 - total flux cleaned = -0.003275 Jy ! Component: 200 - total flux cleaned = -0.00365952 Jy ! Total flux subtracted in 200 components = -0.00365952 Jy ! Clean residual min=-0.002996 max=0.004780 Jy/beam ! Clean residual mean=-0.000001 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.0803422 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.0803422 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=0.041453Jy sigma=1.519755 ! Fit after self-cal, rms=0.040522Jy sigma=1.489899 ! Inverting map ! Added new window around map position (-3, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244223 Jy ! Component: 100 - total flux cleaned = 0.00371684 Jy ! Component: 150 - total flux cleaned = 0.00403319 Jy ! Component: 200 - total flux cleaned = 0.00394047 Jy ! Total flux subtracted in 200 components = 0.00394047 Jy ! Clean residual min=-0.002956 max=0.003040 Jy/beam ! Clean residual mean=0.000000 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.0842827 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 48 components and 0.0842827 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=0.039825Jy sigma=1.461456 ! Fit after self-cal, rms=0.039774Jy sigma=1.459377 ! 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=0.039774Jy sigma=1.459377 ! Fit after self-cal, rms=0.039230Jy sigma=1.443553 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.547 mas, bmaj=2.612 mas, bpa=-13.49 degrees ! Estimated noise=0.143051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380335 Jy ! Component: 100 - total flux cleaned = -0.00013277 Jy ! Component: 150 - total flux cleaned = -0.000412658 Jy ! Component: 200 - total flux cleaned = -0.000413744 Jy ! Total flux subtracted in 200 components = -0.000413744 Jy ! Clean residual min=-0.002334 max=0.002719 Jy/beam ! Clean residual mean=0.000003 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.0838689 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.0838689 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=0.039075Jy sigma=1.435968 ! Fit after self-cal, rms=0.039099Jy sigma=1.435191 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.2, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.35843e-05 Jy ! Component: 100 - total flux cleaned = -0.000231201 Jy ! Component: 150 - total flux cleaned = 0.000192809 Jy ! Component: 200 - total flux cleaned = 0.000465785 Jy ! Total flux subtracted in 200 components = 0.000465785 Jy ! Clean residual min=-0.001914 max=0.001617 Jy/beam ! Clean residual mean=0.000003 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0843347 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.0843347 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=0.038891Jy sigma=1.424441 ! Fit after self-cal, rms=0.038877Jy sigma=1.423860 ! 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=0.038877Jy sigma=1.423860 ! Fit after self-cal, rms=0.038707Jy sigma=1.423029 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.545 mas, bmaj=2.621 mas, bpa=-13.93 degrees ! Estimated noise=0.142756 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000252061 Jy ! Component: 100 - total flux cleaned = -0.000203833 Jy ! Component: 150 - total flux cleaned = -0.000163087 Jy ! Component: 200 - total flux cleaned = -0.00012501 Jy ! Total flux subtracted in 200 components = -0.00012501 Jy ! Clean residual min=-0.001672 max=0.001534 Jy/beam ! Clean residual mean=0.000003 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0842097 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 103 components and 0.0842097 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=0.038628Jy sigma=1.418919 ! Fit after self-cal, rms=0.038626Jy sigma=1.418788 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 = 3.27888e-05 Jy ! Component: 100 - total flux cleaned = 0.000103417 Jy ! Component: 150 - total flux cleaned = 0.000103694 Jy ! Component: 200 - total flux cleaned = 0.000165664 Jy ! Total flux subtracted in 200 components = 0.000165664 Jy ! Clean residual min=-0.001534 max=0.001412 Jy/beam ! Clean residual mean=0.000003 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0843753 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 124 components and 0.0843753 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=0.038584Jy sigma=1.416656 ! Fit after self-cal, rms=0.038583Jy sigma=1.416612 ! 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=0.038583Jy sigma=1.416612 ! Fit after self-cal, rms=0.038587Jy sigma=1.416325 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=3.031 mas, bpa=-9.696 degrees ! Estimated noise=0.161772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000355145 Jy ! Component: 100 - total flux cleaned = -0.000331285 Jy ! Component: 150 - total flux cleaned = -0.000330647 Jy ! Component: 200 - total flux cleaned = -0.000313023 Jy ! Total flux subtracted in 200 components = -0.000313023 Jy ! Clean residual min=-0.001199 max=0.001213 Jy/beam ! Clean residual mean=0.000003 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0840623 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 138 components and 0.0840623 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=0.038566Jy sigma=1.415914 ! Fit after self-cal, rms=0.038563Jy sigma=1.415880 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 = 5.38592e-07 Jy ! Component: 100 - total flux cleaned = -1.53583e-05 Jy ! Component: 150 - total flux cleaned = -2.98218e-05 Jy ! Component: 200 - total flux cleaned = -1.61031e-05 Jy ! Total flux subtracted in 200 components = -1.61031e-05 Jy ! Clean residual min=-0.001155 max=0.001204 Jy/beam ! Clean residual mean=0.000003 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0840462 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 149 components and 0.0840462 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=0.038552Jy sigma=1.415669 ! Fit after self-cal, rms=0.038551Jy sigma=1.415660 ! 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=1.545 mas, bmaj=2.634 mas, bpa=-14.15 degrees ! Estimated noise=0.143116 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.545 x 2.634 at -14.15 degrees (North through East) ! Clean map min=-0.0025183 max=0.056039 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=1.279 mas, bmaj=2.486 mas, bpa=-16.2 degrees ! Estimated noise=0.291415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0441798 Jy ! Component: 100 - total flux cleaned = 0.0615531 Jy ! Component: 150 - total flux cleaned = 0.0700476 Jy ! Component: 200 - total flux cleaned = 0.0732368 Jy ! Total flux subtracted in 200 components = 0.0732368 Jy ! Clean residual min=-0.003913 max=0.004023 Jy/beam ! Clean residual mean=-0.000000 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.0732368 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0732368 Jy ! Inverting map and beam ! Estimated beam: bmin=1.545 mas, bmaj=2.634 mas, bpa=-14.15 degrees ! Estimated noise=0.143116 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 = 0.00407212 Jy ! Component: 100 - total flux cleaned = 0.00492674 Jy ! Component: 150 - total flux cleaned = 0.00563952 Jy ! Component: 200 - total flux cleaned = 0.00614939 Jy ! Total flux subtracted in 200 components = 0.00614939 Jy ! Clean residual min=-0.002163 max=0.002268 Jy/beam ! Clean residual mean=0.000000 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.0793862 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 42 components and 0.0793862 Jy ! Inverting map ! Added new window around map position (8.8, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00079632 Jy ! Component: 100 - total flux cleaned = 0.00136563 Jy ! Component: 150 - total flux cleaned = 0.00165727 Jy ! Component: 200 - total flux cleaned = 0.00192563 Jy ! Total flux subtracted in 200 components = 0.00192563 Jy ! Clean residual min=-0.001791 max=0.001600 Jy/beam ! Clean residual mean=0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0813118 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 59 components and 0.0813118 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=2.383 mas, bmaj=3.031 mas, bpa=-9.696 degrees ! Estimated noise=0.161772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010506 Jy ! Component: 100 - total flux cleaned = 0.0013652 Jy ! Component: 150 - total flux cleaned = 0.00159347 Jy ! Component: 200 - total flux cleaned = 0.00169413 Jy ! Total flux subtracted in 200 components = 0.00169413 Jy ! Clean residual min=-0.001198 max=0.001220 Jy/beam ! Clean residual mean=0.000002 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0830059 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 = 3.22944e-05 Jy ! Component: 100 - total flux cleaned = 3.30242e-05 Jy ! Component: 150 - total flux cleaned = 3.35953e-05 Jy ! Component: 200 - total flux cleaned = 3.37207e-05 Jy ! Total flux subtracted in 200 components = 3.37207e-05 Jy ! Clean residual min=-0.001110 max=0.001209 Jy/beam ! Clean residual mean=0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0830396 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 101 components and 0.0830396 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.545 mas, bmaj=2.634 mas, bpa=-14.15 degrees ! Estimated noise=0.143116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.41854e-05 Jy ! Component: 100 - total flux cleaned = -0.000297838 Jy ! Component: 150 - total flux cleaned = -0.000379586 Jy ! Component: 200 - total flux cleaned = -0.000301321 Jy ! Total flux subtracted in 200 components = -0.000301321 Jy ! Clean residual min=-0.001427 max=0.001214 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0827383 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 125 components and 0.0827383 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=0.038547Jy sigma=1.415343 ! Fit after self-cal, rms=0.038543Jy sigma=1.415021 wmodel J1454+2955_X_map.mod ! Writing 125 model components to file: J1454+2955_X_map.mod wobs J1454+2955_X_uvs.fits ! Writing UV FITS file: J1454+2955_X_uvs.fits wwins J1454+2955_X_map.win ! wwins: Wrote 4 windows to J1454+2955_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 = -0.000477796 Jy ! Component: 100 - total flux cleaned = -0.000716475 Jy ! Component: 150 - total flux cleaned = -0.000941092 Jy ! Component: 200 - total flux cleaned = -0.00105695 Jy ! Component: 250 - total flux cleaned = -0.00111223 Jy ! Component: 300 - total flux cleaned = -0.00120133 Jy ! Component: 350 - total flux cleaned = -0.00130364 Jy ! Component: 400 - total flux cleaned = -0.00138579 Jy ! Component: 450 - total flux cleaned = -0.00143365 Jy ! Component: 500 - total flux cleaned = -0.00148018 Jy ! Component: 550 - total flux cleaned = -0.0015099 Jy ! Component: 600 - total flux cleaned = -0.00150999 Jy ! Component: 650 - total flux cleaned = -0.00153809 Jy ! Component: 700 - total flux cleaned = -0.00159251 Jy ! Component: 750 - total flux cleaned = -0.00159259 Jy ! Component: 800 - total flux cleaned = -0.00163169 Jy ! Component: 850 - total flux cleaned = -0.00166962 Jy ! Component: 900 - total flux cleaned = -0.00171887 Jy ! Component: 950 - total flux cleaned = -0.00175478 Jy ! Component: 1000 - total flux cleaned = -0.00180179 Jy ! Component: 1050 - total flux cleaned = -0.00182476 Jy ! Component: 1100 - total flux cleaned = -0.00185804 Jy ! Component: 1150 - total flux cleaned = -0.00188025 Jy ! Component: 1200 - total flux cleaned = -0.00189122 Jy ! Component: 1250 - total flux cleaned = -0.0019544 Jy ! Component: 1300 - total flux cleaned = -0.0019855 Jy ! Component: 1350 - total flux cleaned = -0.00199559 Jy ! Component: 1400 - total flux cleaned = -0.00200585 Jy ! Component: 1450 - total flux cleaned = -0.00207446 Jy ! Component: 1500 - total flux cleaned = -0.00209345 Jy ! Component: 1550 - total flux cleaned = -0.00210281 Jy ! Component: 1600 - total flux cleaned = -0.00212152 Jy ! Component: 1650 - total flux cleaned = -0.00214003 Jy ! Component: 1700 - total flux cleaned = -0.00213125 Jy ! Component: 1750 - total flux cleaned = -0.00220189 Jy ! Component: 1800 - total flux cleaned = -0.002228 Jy ! Component: 1850 - total flux cleaned = -0.00225382 Jy ! Component: 1900 - total flux cleaned = -0.00227926 Jy ! Component: 1950 - total flux cleaned = -0.00232906 Jy ! Component: 2000 - total flux cleaned = -0.00231243 Jy ! Component: 2050 - total flux cleaned = -0.00232868 Jy ! Component: 2100 - total flux cleaned = -0.00236844 Jy ! Component: 2150 - total flux cleaned = -0.00234499 Jy ! Component: 2200 - total flux cleaned = -0.00237605 Jy ! Component: 2250 - total flux cleaned = -0.00237618 Jy ! Component: 2300 - total flux cleaned = -0.00242149 Jy ! Component: 2350 - total flux cleaned = -0.00242129 Jy ! Component: 2400 - total flux cleaned = -0.00241385 Jy ! Component: 2450 - total flux cleaned = -0.00241385 Jy ! Component: 2500 - total flux cleaned = -0.00240671 Jy ! Component: 2550 - total flux cleaned = -0.00238552 Jy ! Component: 2600 - total flux cleaned = -0.00238559 Jy ! Component: 2650 - total flux cleaned = -0.00237183 Jy ! Component: 2700 - total flux cleaned = -0.00237181 Jy ! Component: 2750 - total flux cleaned = -0.0023379 Jy ! Component: 2800 - total flux cleaned = -0.00231123 Jy ! Component: 2850 - total flux cleaned = -0.00229801 Jy ! Component: 2900 - total flux cleaned = -0.00230452 Jy ! Component: 2950 - total flux cleaned = -0.00227863 Jy ! Component: 3000 - total flux cleaned = -0.00227226 Jy ! Component: 3050 - total flux cleaned = -0.00227227 Jy ! Component: 3100 - total flux cleaned = -0.00225337 Jy ! Component: 3150 - total flux cleaned = -0.00225971 Jy ! Component: 3200 - total flux cleaned = -0.00225354 Jy ! Component: 3250 - total flux cleaned = -0.00224132 Jy ! Component: 3300 - total flux cleaned = -0.00225333 Jy ! Component: 3350 - total flux cleaned = -0.00224137 Jy ! Component: 3400 - total flux cleaned = -0.00222358 Jy ! Component: 3450 - total flux cleaned = -0.00222357 Jy ! Component: 3500 - total flux cleaned = -0.00221194 Jy ! Component: 3550 - total flux cleaned = -0.00219478 Jy ! Component: 3600 - total flux cleaned = -0.00219478 Jy ! Component: 3650 - total flux cleaned = -0.00218908 Jy ! Component: 3700 - total flux cleaned = -0.00217238 Jy ! Component: 3750 - total flux cleaned = -0.00215579 Jy ! Component: 3800 - total flux cleaned = -0.00216128 Jy ! Component: 3850 - total flux cleaned = -0.00216126 Jy ! Component: 3900 - total flux cleaned = -0.00214518 Jy ! Component: 3950 - total flux cleaned = -0.00215587 Jy ! Component: 4000 - total flux cleaned = -0.00215054 Jy ! Component: 4050 - total flux cleaned = -0.00212961 Jy ! Total flux subtracted in 4096 components = -0.00212959 Jy ! Clean residual min=-0.000267 max=0.000318 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0806087 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 426 components and 0.0806088 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1454+2955_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.545 x 2.634 at -14.15 degrees (North through East) ! Clean map min=-0.00206 max=0.05572 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1454+2955_X_map.fits wmodel /vlbi/uf001/uva//J1454+2955_X_map.mod ! Writing 426 model components to file: /vlbi/uf001/uva//J1454+2955_X_map.mod wobs /vlbi/uf001/uva//J1454+2955_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1454+2955_X_uvs.fits wwins /vlbi/uf001/uva//J1454+2955_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1454+2955_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0557199 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.07314e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.488505 0.488505 0.97701 1.95402 3.90804 7.81608 15.6322 31.2643 62.5286 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 614.118 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1454+2955_X_dfm.log closed on Mon Jan 14 03:05:35 2019