! Started logfile: /vlbi/uf001/uva//J0015-1812_X_dfm.log on Sun Jan 13 20:30:47 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//J0015-1812_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0015-1812_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.907602 visibilities/baseline/integration-bin. ! Found source: J0015-1812 ! ! 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 27936 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 J0015-1812_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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038230Jy sigma=21.336760 ! Fit after self-cal, rms=0.768073Jy sigma=15.634284 ! 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=0.6293 mas, bmaj=1.617 mas, bpa=-2.407 degrees ! Estimated noise=0.357344 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 = 0.17363 Jy ! Component: 100 - total flux cleaned = 0.23141 Jy ! Total flux subtracted in 100 components = 0.23141 Jy ! Clean residual min=-0.013810 max=0.023942 Jy/beam ! Clean residual mean=-0.000016 rms=0.003310 Jy/beam ! Combined flux in latest and established models = 0.23141 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.23141 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=0.111847Jy sigma=2.339679 ! Fit after self-cal, rms=0.111512Jy sigma=2.332497 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0249318 Jy ! Component: 100 - total flux cleaned = 0.0344782 Jy ! Total flux subtracted in 100 components = 0.0344782 Jy ! Clean residual min=-0.013379 max=0.016488 Jy/beam ! Clean residual mean=-0.000014 rms=0.002976 Jy/beam ! Combined flux in latest and established models = 0.265888 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.265888 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=0.104149Jy sigma=2.141171 ! Fit after self-cal, rms=0.104130Jy sigma=2.140563 ! 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=0.7956 mas, bmaj=1.967 mas, bpa=-3.046 degrees ! Estimated noise=0.21874 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 = 0.0150681 Jy ! Component: 100 - total flux cleaned = 0.0221355 Jy ! Component: 150 - total flux cleaned = 0.0259011 Jy ! Component: 200 - total flux cleaned = 0.0268065 Jy ! Total flux subtracted in 200 components = 0.0268065 Jy ! Clean residual min=-0.015614 max=0.019321 Jy/beam ! Clean residual mean=-0.000033 rms=0.004132 Jy/beam ! Combined flux in latest and established models = 0.292694 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.292694 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=0.102889Jy sigma=2.083617 ! Fit after self-cal, rms=0.102885Jy sigma=2.083450 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7956 x 1.967 at -3.046 degrees (North through East) ! Clean map min=-0.015012 max=0.23339 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.20 HN 1.12 KP 1.01 ! LA 0.73 MK 0.98 NL 1.21 OV 0.92 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.21 HN 1.17 KP 1.01 ! LA 0.74 MK 0.95 NL 1.20 OV 0.92 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.24 HN 1.14 KP 0.98 ! LA 0.75 MK 0.97 NL 1.21 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.19 HN 1.12 KP 0.98 ! LA 0.74 MK 0.97 NL 1.21 OV 0.90 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.22 HN 1.13 KP 0.98 ! LA 0.75 MK 0.95 NL 1.20 OV 0.93 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.21 HN 1.14 KP 1.02 ! LA 0.73 MK 0.95 NL 1.20 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.20 HN 1.14 KP 1.00 ! LA 0.73 MK 0.93 NL 1.21 OV 0.92 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.22 HN 1.18 KP 0.98 ! LA 0.73 MK 0.94 NL 1.18 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.20 HN 1.13 KP 0.99 ! LA 0.74 MK 0.97 NL 1.23 OV 0.92 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.19 HN 1.16 KP 1.02 ! LA 0.73 MK 0.94 NL 1.18 OV 0.91 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.22 HN 1.12 KP 1.00 ! LA 0.73 MK 0.94 NL 1.24 OV 0.90 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.22 HN 1.09 KP 0.98 ! LA 0.75 MK 0.99 NL 1.23 OV 0.92 ! PT 0.99 SC 0.99 ! ! ! Fit before self-cal, rms=0.102885Jy sigma=2.083450 ! Fit after self-cal, rms=0.095715Jy sigma=1.742593 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.794 mas, bmaj=1.963 mas, bpa=-2.987 degrees ! Estimated noise=0.216501 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 = -0.00253204 Jy ! Component: 100 - total flux cleaned = -0.00296559 Jy ! Component: 150 - total flux cleaned = -0.00327036 Jy ! Component: 200 - total flux cleaned = -0.00341287 Jy ! Total flux subtracted in 200 components = -0.00341287 Jy ! Clean residual min=-0.009021 max=0.010463 Jy/beam ! Clean residual mean=0.000001 rms=0.002563 Jy/beam ! Combined flux in latest and established models = 0.289281 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.289281 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=0.095451Jy sigma=1.741352 ! Fit after self-cal, rms=0.095839Jy sigma=1.738968 ! 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=0.095839Jy sigma=1.738968 ! Fit after self-cal, rms=0.108111Jy sigma=1.604712 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7942 mas, bmaj=1.954 mas, bpa=-2.705 degrees ! Estimated noise=0.221755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00540821 Jy ! Component: 100 - total flux cleaned = 0.00665629 Jy ! Component: 150 - total flux cleaned = 0.00673132 Jy ! Component: 200 - total flux cleaned = 0.00667133 Jy ! Total flux subtracted in 200 components = 0.00667133 Jy ! Clean residual min=-0.007379 max=0.011189 Jy/beam ! Clean residual mean=0.000001 rms=0.001828 Jy/beam ! Combined flux in latest and established models = 0.295953 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 0.295953 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=0.107843Jy sigma=1.598430 ! Fit after self-cal, rms=0.107952Jy sigma=1.597906 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 (-0.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104772 Jy ! Component: 100 - total flux cleaned = 0.0105279 Jy ! Component: 150 - total flux cleaned = 0.00991489 Jy ! Component: 200 - total flux cleaned = 0.00913308 Jy ! Total flux subtracted in 200 components = 0.00913308 Jy ! Clean residual min=-0.007142 max=0.006842 Jy/beam ! Clean residual mean=0.000003 rms=0.001722 Jy/beam ! Combined flux in latest and established models = 0.305086 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.305086 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=0.106761Jy sigma=1.571747 ! Fit after self-cal, rms=0.106636Jy sigma=1.568338 ! 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=0.106636Jy sigma=1.568338 ! Fit after self-cal, rms=0.116870Jy sigma=1.447575 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7862 mas, bmaj=1.945 mas, bpa=-2.794 degrees ! Estimated noise=0.22001 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392974 Jy ! Component: 100 - total flux cleaned = 0.00372864 Jy ! Component: 150 - total flux cleaned = 0.00355902 Jy ! Component: 200 - total flux cleaned = 0.00327042 Jy ! Total flux subtracted in 200 components = 0.00327042 Jy ! Clean residual min=-0.001821 max=0.002984 Jy/beam ! Clean residual mean=0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.308356 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.308356 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=0.116595Jy sigma=1.440464 ! Fit after self-cal, rms=0.116564Jy sigma=1.439194 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 (-5.2, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225523 Jy ! Component: 100 - total flux cleaned = 0.002579 Jy ! Component: 150 - total flux cleaned = 0.00257925 Jy ! Component: 200 - total flux cleaned = 0.00251569 Jy ! Total flux subtracted in 200 components = 0.00251569 Jy ! Clean residual min=-0.001784 max=0.001724 Jy/beam ! Clean residual mean=0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.310872 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.310872 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=0.116433Jy sigma=1.436206 ! Fit after self-cal, rms=0.116425Jy sigma=1.435970 ! 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=0.116425Jy sigma=1.435970 ! Fit after self-cal, rms=0.116402Jy sigma=1.434857 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=4.474 mas, bpa=2.449 degrees ! Estimated noise=0.292147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018091 Jy ! Component: 100 - total flux cleaned = 0.00273416 Jy ! Component: 150 - total flux cleaned = 0.00273377 Jy ! Component: 200 - total flux cleaned = 0.00278791 Jy ! Total flux subtracted in 200 components = 0.00278791 Jy ! Clean residual min=-0.001687 max=0.001512 Jy/beam ! Clean residual mean=0.000001 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.31366 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 79 components and 0.31366 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=0.116368Jy sigma=1.434031 ! Fit after self-cal, rms=0.116359Jy sigma=1.433953 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 = 0.000298961 Jy ! Component: 100 - total flux cleaned = 0.000276116 Jy ! Component: 150 - total flux cleaned = 0.000276242 Jy ! Component: 200 - total flux cleaned = 0.000255429 Jy ! Total flux subtracted in 200 components = 0.000255429 Jy ! Clean residual min=-0.001664 max=0.001531 Jy/beam ! Clean residual mean=0.000001 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.313915 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 84 components and 0.313915 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=0.116346Jy sigma=1.433693 ! Fit after self-cal, rms=0.116344Jy sigma=1.433671 ! 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=0.7823 mas, bmaj=1.938 mas, bpa=-2.843 degrees ! Estimated noise=0.218914 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7823 x 1.938 at -2.843 degrees (North through East) ! Clean map min=-0.0018293 max=0.23455 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=0.6177 mas, bmaj=1.589 mas, bpa=-2.055 degrees ! Estimated noise=0.357796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.174554 Jy ! Component: 100 - total flux cleaned = 0.235769 Jy ! Component: 150 - total flux cleaned = 0.264088 Jy ! Component: 200 - total flux cleaned = 0.280198 Jy ! Total flux subtracted in 200 components = 0.280198 Jy ! Clean residual min=-0.004087 max=0.008711 Jy/beam ! Clean residual mean=-0.000003 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 0.280198 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.280198 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7823 mas, bmaj=1.938 mas, bpa=-2.843 degrees ! Estimated noise=0.218914 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 = 0.014408 Jy ! Component: 100 - total flux cleaned = 0.0223567 Jy ! Component: 150 - total flux cleaned = 0.0269711 Jy ! Component: 200 - total flux cleaned = 0.030082 Jy ! Total flux subtracted in 200 components = 0.030082 Jy ! Clean residual min=-0.001749 max=0.003337 Jy/beam ! Clean residual mean=0.000000 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.31028 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.31028 Jy ! Inverting map ! Added new window around map position (0.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024283 Jy ! Component: 100 - total flux cleaned = 0.00317628 Jy ! Component: 150 - total flux cleaned = 0.00353085 Jy ! Component: 200 - total flux cleaned = 0.00359282 Jy ! Total flux subtracted in 200 components = 0.00359282 Jy ! Clean residual min=-0.001545 max=0.001746 Jy/beam ! Clean residual mean=0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.313872 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 0.313872 Jy ! Inverting map ! Added new window around map position (-3.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000617376 Jy ! Component: 100 - total flux cleaned = 0.000562617 Jy ! Component: 150 - total flux cleaned = 0.000461068 Jy ! Component: 200 - total flux cleaned = 0.000462868 Jy ! Total flux subtracted in 200 components = 0.000462868 Jy ! Clean residual min=-0.001372 max=0.001417 Jy/beam ! Clean residual mean=0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.314335 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.314335 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=2.123 mas, bmaj=4.474 mas, bpa=2.449 degrees ! Estimated noise=0.292147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000305173 Jy ! Component: 100 - total flux cleaned = 0.000245932 Jy ! Component: 150 - total flux cleaned = 0.000219818 Jy ! Component: 200 - total flux cleaned = 0.000146972 Jy ! Total flux subtracted in 200 components = 0.000146972 Jy ! Clean residual min=-0.001688 max=0.001593 Jy/beam ! Clean residual mean=0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.314482 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 = -6.70254e-05 Jy ! Component: 100 - total flux cleaned = -0.000109068 Jy ! Component: 150 - total flux cleaned = -0.00012859 Jy ! Component: 200 - total flux cleaned = -0.000165943 Jy ! Total flux subtracted in 200 components = -0.000165943 Jy ! Clean residual min=-0.001679 max=0.001544 Jy/beam ! Clean residual mean=0.000001 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.314316 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 79 components and 0.314316 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7823 mas, bmaj=1.938 mas, bpa=-2.843 degrees ! Estimated noise=0.218914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.37875e-05 Jy ! Component: 100 - total flux cleaned = -0.000171105 Jy ! Component: 150 - total flux cleaned = -0.000277223 Jy ! Component: 200 - total flux cleaned = -0.000343458 Jy ! Total flux subtracted in 200 components = -0.000343458 Jy ! Clean residual min=-0.001355 max=0.001324 Jy/beam ! Clean residual mean=0.000000 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.313973 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.313973 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=0.116276Jy sigma=1.431539 ! Fit after self-cal, rms=0.116272Jy sigma=1.431423 wmodel J0015-1812_X_map.mod ! Writing 92 model components to file: J0015-1812_X_map.mod wobs J0015-1812_X_uvs.fits ! Writing UV FITS file: J0015-1812_X_uvs.fits wwins J0015-1812_X_map.win ! wwins: Wrote 5 windows to J0015-1812_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 = -2.3259e-05 Jy ! Component: 100 - total flux cleaned = -7.02329e-05 Jy ! Component: 150 - total flux cleaned = -9.29136e-05 Jy ! Component: 200 - total flux cleaned = -0.000114095 Jy ! Component: 250 - total flux cleaned = -7.18183e-05 Jy ! Component: 300 - total flux cleaned = 3.00249e-05 Jy ! Component: 350 - total flux cleaned = 2.91536e-05 Jy ! Component: 400 - total flux cleaned = 4.90369e-05 Jy ! Component: 450 - total flux cleaned = 0.000126383 Jy ! Component: 500 - total flux cleaned = 0.000126158 Jy ! Component: 550 - total flux cleaned = 0.000107742 Jy ! Component: 600 - total flux cleaned = 0.000162377 Jy ! Component: 650 - total flux cleaned = 0.000162284 Jy ! Component: 700 - total flux cleaned = 0.000144817 Jy ! Component: 750 - total flux cleaned = 0.000179206 Jy ! Component: 800 - total flux cleaned = 0.000110547 Jy ! Component: 850 - total flux cleaned = 0.000127446 Jy ! Component: 900 - total flux cleaned = 7.70654e-05 Jy ! Component: 950 - total flux cleaned = 6.03438e-05 Jy ! Component: 1000 - total flux cleaned = 4.38834e-05 Jy ! Component: 1050 - total flux cleaned = 1.16439e-05 Jy ! Component: 1100 - total flux cleaned = -4.15293e-06 Jy ! Component: 1150 - total flux cleaned = -3.85368e-06 Jy ! Component: 1200 - total flux cleaned = 4.29006e-05 Jy ! Component: 1250 - total flux cleaned = -1.89968e-05 Jy ! Component: 1300 - total flux cleaned = -3.56955e-06 Jy ! Component: 1350 - total flux cleaned = -3.54383e-06 Jy ! Component: 1400 - total flux cleaned = -4.87668e-05 Jy ! Component: 1450 - total flux cleaned = -3.95344e-06 Jy ! Component: 1500 - total flux cleaned = -4.02869e-06 Jy ! Component: 1550 - total flux cleaned = -4.80023e-05 Jy ! Component: 1600 - total flux cleaned = -7.70539e-05 Jy ! Component: 1650 - total flux cleaned = -9.12522e-05 Jy ! Component: 1700 - total flux cleaned = -4.85469e-05 Jy ! Component: 1750 - total flux cleaned = -0.000147628 Jy ! Component: 1800 - total flux cleaned = -0.000105463 Jy ! Component: 1850 - total flux cleaned = -0.000147411 Jy ! Component: 1900 - total flux cleaned = -0.000188809 Jy ! Component: 1950 - total flux cleaned = -0.000161527 Jy ! Component: 2000 - total flux cleaned = -0.000243407 Jy ! Component: 2050 - total flux cleaned = -0.000256916 Jy ! Component: 2100 - total flux cleaned = -0.000270434 Jy ! Component: 2150 - total flux cleaned = -0.000297096 Jy ! Component: 2200 - total flux cleaned = -0.000284032 Jy ! Component: 2250 - total flux cleaned = -0.000323533 Jy ! Component: 2300 - total flux cleaned = -0.0004018 Jy ! Component: 2350 - total flux cleaned = -0.000362858 Jy ! Component: 2400 - total flux cleaned = -0.000414442 Jy ! Component: 2450 - total flux cleaned = -0.000389029 Jy ! Component: 2500 - total flux cleaned = -0.000426976 Jy ! Component: 2550 - total flux cleaned = -0.000401775 Jy ! Component: 2600 - total flux cleaned = -0.000426667 Jy ! Component: 2650 - total flux cleaned = -0.000501299 Jy ! Component: 2700 - total flux cleaned = -0.000488816 Jy ! Component: 2750 - total flux cleaned = -0.000550052 Jy ! Component: 2800 - total flux cleaned = -0.000525549 Jy ! Component: 2850 - total flux cleaned = -0.00050131 Jy ! Component: 2900 - total flux cleaned = -0.000537464 Jy ! Component: 2950 - total flux cleaned = -0.000537393 Jy ! Component: 3000 - total flux cleaned = -0.000596736 Jy ! Component: 3050 - total flux cleaned = -0.000549453 Jy ! Component: 3100 - total flux cleaned = -0.00058477 Jy ! Component: 3150 - total flux cleaned = -0.000631315 Jy ! Component: 3200 - total flux cleaned = -0.000608168 Jy ! Component: 3250 - total flux cleaned = -0.000619693 Jy ! Component: 3300 - total flux cleaned = -0.000619722 Jy ! Component: 3350 - total flux cleaned = -0.000653902 Jy ! Component: 3400 - total flux cleaned = -0.000687834 Jy ! Component: 3450 - total flux cleaned = -0.000744187 Jy ! Component: 3500 - total flux cleaned = -0.000789048 Jy ! Component: 3550 - total flux cleaned = -0.00076679 Jy ! Component: 3600 - total flux cleaned = -0.000777894 Jy ! Component: 3650 - total flux cleaned = -0.000844028 Jy ! Component: 3700 - total flux cleaned = -0.000811043 Jy ! Component: 3750 - total flux cleaned = -0.000876529 Jy ! Component: 3800 - total flux cleaned = -0.00087643 Jy ! Component: 3850 - total flux cleaned = -0.000908788 Jy ! Component: 3900 - total flux cleaned = -0.00087661 Jy ! Component: 3950 - total flux cleaned = -0.000930037 Jy ! Component: 4000 - total flux cleaned = -0.00097249 Jy ! Component: 4050 - total flux cleaned = -0.00103598 Jy ! Total flux subtracted in 4096 components = -0.00106755 Jy ! Clean residual min=-0.000708 max=0.000637 Jy/beam ! Clean residual mean=-0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.312905 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 414 components and 0.312905 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0015-1812_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7823 x 1.938 at -2.843 degrees (North through East) ! Clean map min=-0.0019197 max=0.23269 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0015-1812_X_map.fits wmodel /vlbi/uf001/uva//J0015-1812_X_map.mod ! Writing 414 model components to file: /vlbi/uf001/uva//J0015-1812_X_map.mod wobs /vlbi/uf001/uva//J0015-1812_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0015-1812_X_uvs.fits wwins /vlbi/uf001/uva//J0015-1812_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0015-1812_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.232693 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000183187 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.236175 0.236175 0.47235 0.9447 1.8894 3.7788 7.5576 15.1152 30.2304 60.4608 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.232 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1270.24 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0015-1812_X_dfm.log closed on Sun Jan 13 20:30:53 2019