! Started logfile: /vlbi/uf001/uva//J0517-1756_X_dfm.log on Sun Jan 13 22:33:06 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//J0517-1756_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0517-1756_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.998978 visibilities/baseline/integration-bin. ! Found source: J0517-1756 ! ! 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 46932 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 J0517-1756_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003881Jy sigma=20.476440 ! Fit after self-cal, rms=0.946254Jy sigma=19.276454 ! 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=0.6509 mas, bmaj=1.654 mas, bpa=-6.012 degrees ! Estimated noise=0.354642 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 = 0.0410477 Jy ! Component: 100 - total flux cleaned = 0.0511138 Jy ! Total flux subtracted in 100 components = 0.0511138 Jy ! Clean residual min=-0.003296 max=0.006095 Jy/beam ! Clean residual mean=-0.000002 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.0511138 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0511138 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=0.069466Jy sigma=1.340294 ! Fit after self-cal, rms=0.068389Jy sigma=1.318898 ! Inverting map ! Added new window around map position (1.6, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00685909 Jy ! Component: 100 - total flux cleaned = 0.011689 Jy ! Total flux subtracted in 100 components = 0.011689 Jy ! Clean residual min=-0.002895 max=0.004293 Jy/beam ! Clean residual mean=-0.000002 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.0628029 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0628029 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=0.067206Jy sigma=1.290094 ! Fit after self-cal, rms=0.067180Jy sigma=1.289102 ! Inverting map ! Added new window around map position (1, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00457453 Jy ! Component: 100 - total flux cleaned = 0.00787495 Jy ! Total flux subtracted in 100 components = 0.00787495 Jy ! Clean residual min=-0.002778 max=0.003610 Jy/beam ! Clean residual mean=-0.000003 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.0706778 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 29 components and 0.0706778 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=0.066658Jy sigma=1.276148 ! Fit after self-cal, rms=0.066633Jy sigma=1.275395 ! 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=0.8383 mas, bmaj=2.056 mas, bpa=-4.323 degrees ! Estimated noise=0.165492 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 = 0.00540662 Jy ! Component: 100 - total flux cleaned = 0.00899772 Jy ! Component: 150 - total flux cleaned = 0.0116112 Jy ! Component: 200 - total flux cleaned = 0.0135926 Jy ! Total flux subtracted in 200 components = 0.0135926 Jy ! Clean residual min=-0.003198 max=0.003854 Jy/beam ! Clean residual mean=-0.000016 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.0842704 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 55 components and 0.0842705 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=0.066145Jy sigma=1.262887 ! Fit after self-cal, rms=0.066113Jy sigma=1.261929 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8383 x 2.056 at -4.323 degrees (North through East) ! Clean map min=-0.0030902 max=0.053126 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.12 HN 1.00 KP 1.04 ! LA 0.77 MK 1.00 NL 1.23 OV 1.03 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.10 HN 1.06 KP 0.97 ! LA 0.78 MK 1.14 NL 1.21 OV 1.05 ! PT 0.93 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 1.04 KP 1.05 ! LA 0.78 MK 1.05 NL 1.15 OV 1.01 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.10 HN 0.99 KP 0.99 ! LA 0.82 MK 1.02 NL 1.20 OV 1.00 ! PT 0.98 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.07 HN 1.02 KP 0.99 ! LA 0.79 MK 0.99 NL 1.16 OV 1.04 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.06 HN 0.98 KP 0.99 ! LA 0.75 MK 1.02 NL 1.17 OV 1.00 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.02 KP 1.03 ! LA 0.78 MK 1.01 NL 1.15 OV 0.96 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.01 KP 0.97 ! LA 0.76 MK 0.96 NL 1.12 OV 0.99 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 1.04 KP 1.03 ! LA 0.78 MK 1.03 NL 1.18 OV 1.01 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.07 HN 0.99 KP 0.98 ! LA 0.78 MK 1.01 NL 1.16 OV 0.97 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 0.98 KP 0.99 ! LA 0.79 MK 0.96 NL 1.26 OV 0.95 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 0.95 KP 0.98 ! LA 0.76 MK 0.97 NL 1.21 OV 1.01 ! PT 0.95 SC 0.97 ! ! ! Fit before self-cal, rms=0.066113Jy sigma=1.261929 ! Fit after self-cal, rms=0.064641Jy sigma=1.245723 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8439 mas, bmaj=2.073 mas, bpa=-4.019 degrees ! Estimated noise=0.164533 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 (4, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334848 Jy ! Component: 100 - total flux cleaned = 0.00487486 Jy ! Component: 150 - total flux cleaned = 0.00537856 Jy ! Component: 200 - total flux cleaned = 0.00553707 Jy ! Total flux subtracted in 200 components = 0.00553707 Jy ! Clean residual min=-0.001367 max=0.001625 Jy/beam ! Clean residual mean=-0.000007 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0898075 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 89 components and 0.0898075 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=0.064469Jy sigma=1.241410 ! Fit after self-cal, rms=0.064653Jy sigma=1.239442 ! 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=0.064653Jy sigma=1.239442 ! Fit after self-cal, rms=0.065099Jy sigma=1.237146 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8452 mas, bmaj=2.078 mas, bpa=-3.914 degrees ! Estimated noise=0.163609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000788472 Jy ! Component: 100 - total flux cleaned = 0.00100692 Jy ! Component: 150 - total flux cleaned = 0.00115841 Jy ! Component: 200 - total flux cleaned = 0.0012672 Jy ! Total flux subtracted in 200 components = 0.0012672 Jy ! Clean residual min=-0.001196 max=0.001503 Jy/beam ! Clean residual mean=-0.000006 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0910747 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 102 components and 0.0910747 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=0.065063Jy sigma=1.236305 ! Fit after self-cal, rms=0.065108Jy sigma=1.236146 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 (7.4, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102904 Jy ! Component: 100 - total flux cleaned = 0.00118954 Jy ! Component: 150 - total flux cleaned = 0.00138708 Jy ! Component: 200 - total flux cleaned = 0.00156728 Jy ! Total flux subtracted in 200 components = 0.00156728 Jy ! Clean residual min=-0.001165 max=0.001248 Jy/beam ! Clean residual mean=-0.000005 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.092642 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 117 components and 0.092642 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=0.065075Jy sigma=1.235374 ! Fit after self-cal, rms=0.065074Jy sigma=1.235288 ! Inverting map ! Added new window around map position (-26.2, 30.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111674 Jy ! Component: 100 - total flux cleaned = 0.00151875 Jy ! Component: 150 - total flux cleaned = 0.0017459 Jy ! Component: 200 - total flux cleaned = 0.00195565 Jy ! Total flux subtracted in 200 components = 0.00195565 Jy ! Clean residual min=-0.001103 max=0.001085 Jy/beam ! Clean residual mean=-0.000004 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0945976 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 137 components and 0.0945976 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=0.065048Jy sigma=1.234664 ! Fit after self-cal, rms=0.065045Jy sigma=1.234602 ! 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=0.065045Jy sigma=1.234602 ! Fit after self-cal, rms=0.066523Jy sigma=1.232138 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8454 mas, bmaj=2.07 mas, bpa=-3.803 degrees ! Estimated noise=0.163495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000339614 Jy ! Component: 100 - total flux cleaned = 0.000599145 Jy ! Component: 150 - total flux cleaned = 0.000823105 Jy ! Component: 200 - total flux cleaned = 0.00102415 Jy ! Total flux subtracted in 200 components = 0.00102415 Jy ! Clean residual min=-0.000990 max=0.000915 Jy/beam ! Clean residual mean=-0.000002 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0956218 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 157 components and 0.0956218 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=0.066505Jy sigma=1.231773 ! Fit after self-cal, rms=0.066529Jy sigma=1.231607 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 = 2.94245e-05 Jy ! Component: 100 - total flux cleaned = 0.000215329 Jy ! Component: 150 - total flux cleaned = 0.000351577 Jy ! Component: 200 - total flux cleaned = 0.000478101 Jy ! Total flux subtracted in 200 components = 0.000478101 Jy ! Clean residual min=-0.000971 max=0.000895 Jy/beam ! Clean residual mean=-0.000002 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0960999 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 164 components and 0.0960999 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=0.066520Jy sigma=1.231432 ! Fit after self-cal, rms=0.066518Jy sigma=1.231417 ! 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=0.066518Jy sigma=1.231417 ! Fit after self-cal, rms=0.066726Jy sigma=1.231347 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.179 mas, bmaj=4.459 mas, bpa=0.2939 degrees ! Estimated noise=0.203504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000543399 Jy ! Component: 100 - total flux cleaned = 0.000778617 Jy ! Component: 150 - total flux cleaned = 0.0010113 Jy ! Component: 200 - total flux cleaned = 0.00109538 Jy ! Total flux subtracted in 200 components = 0.00109538 Jy ! Clean residual min=-0.000966 max=0.001149 Jy/beam ! Clean residual mean=-0.000004 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0971953 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 180 components and 0.0971953 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=0.066721Jy sigma=1.231210 ! Fit after self-cal, rms=0.066727Jy sigma=1.231182 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 = 0.000142753 Jy ! Component: 100 - total flux cleaned = 0.00022359 Jy ! Component: 150 - total flux cleaned = 0.000267144 Jy ! Component: 200 - total flux cleaned = 0.000308648 Jy ! Total flux subtracted in 200 components = 0.000308648 Jy ! Clean residual min=-0.000929 max=0.001116 Jy/beam ! Clean residual mean=-0.000003 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0975039 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 187 components and 0.0975039 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=0.066724Jy sigma=1.231133 ! Fit after self-cal, rms=0.066725Jy sigma=1.231129 ! 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=0.8452 mas, bmaj=2.069 mas, bpa=-3.795 degrees ! Estimated noise=0.163169 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8452 x 2.069 at -3.795 degrees (North through East) ! Clean map min=-0.00094355 max=0.052434 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=0.6526 mas, bmaj=1.648 mas, bpa=-5.34 degrees ! Estimated noise=0.355261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0418244 Jy ! Component: 100 - total flux cleaned = 0.0530414 Jy ! Component: 150 - total flux cleaned = 0.0596746 Jy ! Component: 200 - total flux cleaned = 0.0642766 Jy ! Total flux subtracted in 200 components = 0.0642766 Jy ! Clean residual min=-0.002359 max=0.002825 Jy/beam ! Clean residual mean=-0.000003 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.0642766 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 0.0642766 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8452 mas, bmaj=2.069 mas, bpa=-3.795 degrees ! Estimated noise=0.163169 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) ! Added new window around map position (2.4, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00633351 Jy ! Component: 100 - total flux cleaned = 0.0106459 Jy ! Component: 150 - total flux cleaned = 0.0140539 Jy ! Component: 200 - total flux cleaned = 0.0168315 Jy ! Total flux subtracted in 200 components = 0.0168315 Jy ! Clean residual min=-0.001475 max=0.001752 Jy/beam ! Clean residual mean=-0.000007 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0811082 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 65 components and 0.0811082 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=2.179 mas, bmaj=4.459 mas, bpa=0.2939 degrees ! Estimated noise=0.203504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00399731 Jy ! Component: 100 - total flux cleaned = 0.00674642 Jy ! Component: 150 - total flux cleaned = 0.00878569 Jy ! Component: 200 - total flux cleaned = 0.0103662 Jy ! Total flux subtracted in 200 components = 0.0103662 Jy ! Clean residual min=-0.001224 max=0.001389 Jy/beam ! Clean residual mean=-0.000007 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0914744 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 = 0.00123449 Jy ! Component: 100 - total flux cleaned = 0.00221374 Jy ! Component: 150 - total flux cleaned = 0.0030043 Jy ! Component: 200 - total flux cleaned = 0.00365271 Jy ! Total flux subtracted in 200 components = 0.00365271 Jy ! Clean residual min=-0.000975 max=0.001042 Jy/beam ! Clean residual mean=-0.000004 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0951271 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 147 components and 0.0951271 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8452 mas, bmaj=2.069 mas, bpa=-3.795 degrees ! Estimated noise=0.163169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000766511 Jy ! Component: 100 - total flux cleaned = 0.000941235 Jy ! Component: 150 - total flux cleaned = 0.00107805 Jy ! Component: 200 - total flux cleaned = 0.00118294 Jy ! Total flux subtracted in 200 components = 0.00118294 Jy ! Clean residual min=-0.000935 max=0.000883 Jy/beam ! Clean residual mean=-0.000002 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.09631 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 170 components and 0.09631 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=0.066738Jy sigma=1.231321 ! Fit after self-cal, rms=0.066718Jy sigma=1.231102 wmodel J0517-1756_X_map.mod ! Writing 170 model components to file: J0517-1756_X_map.mod wobs J0517-1756_X_uvs.fits ! Writing UV FITS file: J0517-1756_X_uvs.fits wwins J0517-1756_X_map.win ! wwins: Wrote 7 windows to J0517-1756_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 = -0.000277223 Jy ! Component: 100 - total flux cleaned = -0.000512877 Jy ! Component: 150 - total flux cleaned = -0.000708052 Jy ! Component: 200 - total flux cleaned = -0.00080891 Jy ! Component: 250 - total flux cleaned = -0.000893084 Jy ! Component: 300 - total flux cleaned = -0.000947641 Jy ! Component: 350 - total flux cleaned = -0.000961054 Jy ! Component: 400 - total flux cleaned = -0.0010002 Jy ! Component: 450 - total flux cleaned = -0.00103843 Jy ! Component: 500 - total flux cleaned = -0.00108814 Jy ! Component: 550 - total flux cleaned = -0.00112449 Jy ! Component: 600 - total flux cleaned = -0.0011364 Jy ! Component: 650 - total flux cleaned = -0.00112477 Jy ! Component: 700 - total flux cleaned = -0.00110173 Jy ! Component: 750 - total flux cleaned = -0.00106778 Jy ! Component: 800 - total flux cleaned = -0.00107902 Jy ! Component: 850 - total flux cleaned = -0.00104588 Jy ! Component: 900 - total flux cleaned = -0.00103498 Jy ! Component: 950 - total flux cleaned = -0.00104563 Jy ! Component: 1000 - total flux cleaned = -0.00101365 Jy ! Component: 1050 - total flux cleaned = -0.000971401 Jy ! Component: 1100 - total flux cleaned = -0.000971695 Jy ! Component: 1150 - total flux cleaned = -0.000950901 Jy ! Component: 1200 - total flux cleaned = -0.000920094 Jy ! Component: 1250 - total flux cleaned = -0.000940432 Jy ! Component: 1300 - total flux cleaned = -0.000920417 Jy ! Component: 1350 - total flux cleaned = -0.000960121 Jy ! Component: 1400 - total flux cleaned = -0.000930379 Jy ! Component: 1450 - total flux cleaned = -0.000959746 Jy ! Component: 1500 - total flux cleaned = -0.000969271 Jy ! Component: 1550 - total flux cleaned = -0.000978935 Jy ! Component: 1600 - total flux cleaned = -0.000931163 Jy ! Component: 1650 - total flux cleaned = -0.000931219 Jy ! Component: 1700 - total flux cleaned = -0.000893625 Jy ! Component: 1750 - total flux cleaned = -0.000912312 Jy ! Component: 1800 - total flux cleaned = -0.000902881 Jy ! Component: 1850 - total flux cleaned = -0.000857004 Jy ! Component: 1900 - total flux cleaned = -0.00087528 Jy ! Component: 1950 - total flux cleaned = -0.000875148 Jy ! Component: 2000 - total flux cleaned = -0.000875196 Jy ! Component: 2050 - total flux cleaned = -0.000839442 Jy ! Component: 2100 - total flux cleaned = -0.000830535 Jy ! Component: 2150 - total flux cleaned = -0.000830679 Jy ! Component: 2200 - total flux cleaned = -0.000839529 Jy ! Component: 2250 - total flux cleaned = -0.000839499 Jy ! Component: 2300 - total flux cleaned = -0.000856811 Jy ! Component: 2350 - total flux cleaned = -0.000822359 Jy ! Component: 2400 - total flux cleaned = -0.000839425 Jy ! Component: 2450 - total flux cleaned = -0.00082247 Jy ! Component: 2500 - total flux cleaned = -0.000797158 Jy ! Component: 2550 - total flux cleaned = -0.000864288 Jy ! Component: 2600 - total flux cleaned = -0.000830919 Jy ! Component: 2650 - total flux cleaned = -0.000847542 Jy ! Component: 2700 - total flux cleaned = -0.000847536 Jy ! Component: 2750 - total flux cleaned = -0.000880228 Jy ! Component: 2800 - total flux cleaned = -0.000872147 Jy ! Component: 2850 - total flux cleaned = -0.000823534 Jy ! Component: 2900 - total flux cleaned = -0.000839733 Jy ! Component: 2950 - total flux cleaned = -0.000839671 Jy ! Component: 3000 - total flux cleaned = -0.000823677 Jy ! Component: 3050 - total flux cleaned = -0.000823726 Jy ! Component: 3100 - total flux cleaned = -0.000839513 Jy ! Component: 3150 - total flux cleaned = -0.000823772 Jy ! Component: 3200 - total flux cleaned = -0.000808113 Jy ! Component: 3250 - total flux cleaned = -0.000823669 Jy ! Component: 3300 - total flux cleaned = -0.0008004 Jy ! Component: 3350 - total flux cleaned = -0.000815816 Jy ! Component: 3400 - total flux cleaned = -0.000815752 Jy ! Component: 3450 - total flux cleaned = -0.000815726 Jy ! Component: 3500 - total flux cleaned = -0.000861327 Jy ! Component: 3550 - total flux cleaned = -0.000808315 Jy ! Component: 3600 - total flux cleaned = -0.000778266 Jy ! Component: 3650 - total flux cleaned = -0.00081569 Jy ! Component: 3700 - total flux cleaned = -0.000823139 Jy ! Component: 3750 - total flux cleaned = -0.000837964 Jy ! Component: 3800 - total flux cleaned = -0.000837932 Jy ! Component: 3850 - total flux cleaned = -0.00081586 Jy ! Component: 3900 - total flux cleaned = -0.000830524 Jy ! Component: 3950 - total flux cleaned = -0.000830554 Jy ! Component: 4000 - total flux cleaned = -0.000881342 Jy ! Component: 4050 - total flux cleaned = -0.000888542 Jy ! Total flux subtracted in 4096 components = -0.000874171 Jy ! Clean residual min=-0.000439 max=0.000432 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0954359 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 479 components and 0.0954358 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0517-1756_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8452 x 2.069 at -3.795 degrees (North through East) ! Clean map min=-0.00081082 max=0.053298 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0517-1756_X_map.fits wmodel /vlbi/uf001/uva//J0517-1756_X_map.mod ! Writing 479 model components to file: /vlbi/uf001/uva//J0517-1756_X_map.mod wobs /vlbi/uf001/uva//J0517-1756_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0517-1756_X_uvs.fits wwins /vlbi/uf001/uva//J0517-1756_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0517-1756_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0532983 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124447 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.700474 0.700474 1.40095 2.8019 5.60379 11.2076 22.4152 44.8304 89.6607 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.053 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 428.281 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0517-1756_X_dfm.log closed on Sun Jan 13 22:33:12 2019