! Started logfile: /vlbi/uf001/uva//J1735+0808_X_dfm.log on Mon Jan 14 04:14:27 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//J1735+0808_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1735+0808_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.912346 visibilities/baseline/integration-bin. ! Found source: J1735+0808 ! ! 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 35472 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 J1735+0808_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 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019912Jy sigma=21.215955 ! Fit after self-cal, rms=0.780069Jy sigma=16.622224 ! 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=0.7246 mas, bmaj=1.633 mas, bpa=-2.215 degrees ! Estimated noise=0.349175 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 = 0.158175 Jy ! Component: 100 - total flux cleaned = 0.202406 Jy ! Total flux subtracted in 100 components = 0.202406 Jy ! Clean residual min=-0.009372 max=0.021540 Jy/beam ! Clean residual mean=-0.000007 rms=0.001922 Jy/beam ! Combined flux in latest and established models = 0.202406 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.202406 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=0.104224Jy sigma=1.504181 ! Fit after self-cal, rms=0.104174Jy sigma=1.503215 ! Inverting map ! Added new window around map position (-1, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221611 Jy ! Component: 100 - total flux cleaned = 0.0342631 Jy ! Total flux subtracted in 100 components = 0.0342631 Jy ! Clean residual min=-0.006619 max=0.008582 Jy/beam ! Clean residual mean=-0.000004 rms=0.001532 Jy/beam ! Combined flux in latest and established models = 0.236669 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.236669 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=0.096112Jy sigma=1.380216 ! Fit after self-cal, rms=0.095967Jy sigma=1.376947 ! 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=0.9184 mas, bmaj=1.918 mas, bpa=-1.987 degrees ! Estimated noise=0.187333 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 = 0.0100467 Jy ! Component: 100 - total flux cleaned = 0.0161194 Jy ! Component: 150 - total flux cleaned = 0.020127 Jy ! Component: 200 - total flux cleaned = 0.0228133 Jy ! Total flux subtracted in 200 components = 0.0228133 Jy ! Clean residual min=-0.008389 max=0.008388 Jy/beam ! Clean residual mean=-0.000008 rms=0.001955 Jy/beam ! Combined flux in latest and established models = 0.259482 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 0.259482 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=0.093211Jy sigma=1.363112 ! Fit after self-cal, rms=0.093153Jy sigma=1.361948 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9184 x 1.918 at -1.987 degrees (North through East) ! Clean map min=-0.0081283 max=0.20865 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.99 KP 0.91 ! LA 0.99 MK 1.00 NL 1.12 OV 1.07 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.99 KP 0.92 ! LA 0.99 MK 1.00 NL 1.10 OV 1.09 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.98 KP 0.91 ! LA 0.98 MK 1.03 NL 1.11 OV 1.09 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.98 KP 0.95 ! LA 0.98 MK 0.99 NL 1.09 OV 1.07 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.98 KP 0.92 ! LA 1.00 MK 1.00 NL 1.13 OV 1.06 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.97 KP 0.92 ! LA 1.00 MK 0.97 NL 1.10 OV 1.08 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.00 KP 0.92 ! LA 0.98 MK 1.00 NL 1.11 OV 1.05 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.98 KP 0.91 ! LA 0.98 MK 1.00 NL 1.13 OV 1.08 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.99 KP 0.92 ! LA 1.01 MK 0.99 NL 1.11 OV 1.06 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.98 KP 0.91 ! LA 0.99 MK 0.98 NL 1.10 OV 1.06 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 0.93 ! LA 0.98 MK 0.97 NL 1.11 OV 1.09 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.99 KP 0.91 ! LA 0.97 MK 0.98 NL 1.10 OV 1.06 ! PT 0.93 SC 1.00 ! ! ! Fit before self-cal, rms=0.093153Jy sigma=1.361948 ! Fit after self-cal, rms=0.086258Jy sigma=1.316607 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9124 mas, bmaj=1.919 mas, bpa=-1.883 degrees ! Estimated noise=0.190312 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 = 0.00216364 Jy ! Component: 100 - total flux cleaned = 0.00245105 Jy ! Component: 150 - total flux cleaned = 0.0027373 Jy ! Component: 200 - total flux cleaned = 0.00290204 Jy ! Total flux subtracted in 200 components = 0.00290204 Jy ! Clean residual min=-0.007358 max=0.007321 Jy/beam ! Clean residual mean=-0.000005 rms=0.001768 Jy/beam ! Combined flux in latest and established models = 0.262384 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 0.262384 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=0.085658Jy sigma=1.315788 ! Fit after self-cal, rms=0.085641Jy sigma=1.315451 ! 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=0.085641Jy sigma=1.315451 ! Fit after self-cal, rms=0.064681Jy sigma=1.156411 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9165 mas, bmaj=1.925 mas, bpa=-1.797 degrees ! Estimated noise=0.190385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00306014 Jy ! Component: 100 - total flux cleaned = -0.00302758 Jy ! Component: 150 - total flux cleaned = -0.00298141 Jy ! Component: 200 - total flux cleaned = -0.00290637 Jy ! Total flux subtracted in 200 components = -0.00290637 Jy ! Clean residual min=-0.002106 max=0.002431 Jy/beam ! Clean residual mean=0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.259478 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 48 components and 0.259478 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=0.064519Jy sigma=1.152767 ! Fit after self-cal, rms=0.064499Jy sigma=1.151999 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 (-2.4, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139446 Jy ! Component: 100 - total flux cleaned = 0.00163407 Jy ! Component: 150 - total flux cleaned = 0.00167099 Jy ! Component: 200 - total flux cleaned = 0.00160452 Jy ! Total flux subtracted in 200 components = 0.00160452 Jy ! Clean residual min=-0.001820 max=0.001435 Jy/beam ! Clean residual mean=0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.261083 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 0.261083 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=0.064425Jy sigma=1.150352 ! Fit after self-cal, rms=0.064421Jy sigma=1.150265 ! 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=0.064421Jy sigma=1.150265 ! Fit after self-cal, rms=0.064188Jy sigma=1.149468 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9136 mas, bmaj=1.925 mas, bpa=-1.927 degrees ! Estimated noise=0.190146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.77889e-05 Jy ! Component: 100 - total flux cleaned = 1.11951e-05 Jy ! Component: 150 - total flux cleaned = 0.000170531 Jy ! Component: 200 - total flux cleaned = 0.000249545 Jy ! Total flux subtracted in 200 components = 0.000249545 Jy ! Clean residual min=-0.001533 max=0.001189 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.261332 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.261332 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=0.064144Jy sigma=1.148582 ! Fit after self-cal, rms=0.064140Jy sigma=1.148526 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 = 2.86054e-05 Jy ! Component: 100 - total flux cleaned = 2.96909e-05 Jy ! Component: 150 - total flux cleaned = 2.95637e-05 Jy ! Component: 200 - total flux cleaned = 1.14245e-05 Jy ! Total flux subtracted in 200 components = 1.14245e-05 Jy ! Clean residual min=-0.001444 max=0.001175 Jy/beam ! Clean residual mean=0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.261344 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 0.261344 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=0.064126Jy sigma=1.148244 ! Fit after self-cal, rms=0.064124Jy sigma=1.148214 ! 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=0.064124Jy sigma=1.148214 ! Fit after self-cal, rms=0.064089Jy sigma=1.148021 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.18 mas, bmaj=3.027 mas, bpa=2.634 degrees ! Estimated noise=0.244649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000490067 Jy ! Component: 100 - total flux cleaned = 0.000632987 Jy ! Component: 150 - total flux cleaned = 0.000731907 Jy ! Component: 200 - total flux cleaned = 0.000756291 Jy ! Total flux subtracted in 200 components = 0.000756291 Jy ! Clean residual min=-0.001230 max=0.001314 Jy/beam ! Clean residual mean=0.000001 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.2621 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 89 components and 0.2621 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=0.064079Jy sigma=1.147894 ! Fit after self-cal, rms=0.064079Jy sigma=1.147874 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 = 0.00011633 Jy ! Component: 100 - total flux cleaned = 0.000126529 Jy ! Component: 150 - total flux cleaned = 0.000136495 Jy ! Component: 200 - total flux cleaned = 0.000145789 Jy ! Total flux subtracted in 200 components = 0.000145789 Jy ! Clean residual min=-0.001208 max=0.001308 Jy/beam ! Clean residual mean=0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.262246 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 94 components and 0.262246 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=0.064075Jy sigma=1.147849 ! Fit after self-cal, rms=0.064076Jy sigma=1.147839 ! 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=0.912 mas, bmaj=1.925 mas, bpa=-2 degrees ! Estimated noise=0.190126 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.912 x 1.925 at -2 degrees (North through East) ! Clean map min=-0.0011455 max=0.21028 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=0.7187 mas, bmaj=1.64 mas, bpa=-2.223 degrees ! Estimated noise=0.354359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.160502 Jy ! Component: 100 - total flux cleaned = 0.206336 Jy ! Component: 150 - total flux cleaned = 0.226433 Jy ! Component: 200 - total flux cleaned = 0.237391 Jy ! Total flux subtracted in 200 components = 0.237391 Jy ! Clean residual min=-0.002845 max=0.005385 Jy/beam ! Clean residual mean=-0.000001 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.237391 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.237391 Jy ! Inverting map and beam ! Estimated beam: bmin=0.912 mas, bmaj=1.925 mas, bpa=-2 degrees ! Estimated noise=0.190126 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 = 0.00828015 Jy ! Component: 100 - total flux cleaned = 0.0129608 Jy ! Component: 150 - total flux cleaned = 0.0160758 Jy ! Component: 200 - total flux cleaned = 0.0182771 Jy ! Total flux subtracted in 200 components = 0.0182771 Jy ! Clean residual min=-0.001694 max=0.001510 Jy/beam ! Clean residual mean=0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.255668 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 45 components and 0.255668 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=2.18 mas, bmaj=3.027 mas, bpa=2.634 degrees ! Estimated noise=0.244649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246601 Jy ! Component: 100 - total flux cleaned = 0.00394864 Jy ! Component: 150 - total flux cleaned = 0.00490642 Jy ! Component: 200 - total flux cleaned = 0.00553839 Jy ! Total flux subtracted in 200 components = 0.00553839 Jy ! Clean residual min=-0.001258 max=0.001416 Jy/beam ! Clean residual mean=0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.261207 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 = 0.000422346 Jy ! Component: 100 - total flux cleaned = 0.000649476 Jy ! Component: 150 - total flux cleaned = 0.000708221 Jy ! Component: 200 - total flux cleaned = 0.000761743 Jy ! Total flux subtracted in 200 components = 0.000761743 Jy ! Clean residual min=-0.001246 max=0.001373 Jy/beam ! Clean residual mean=0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.261969 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 78 components and 0.261969 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.912 mas, bmaj=1.925 mas, bpa=-2 degrees ! Estimated noise=0.190126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150546 Jy ! Component: 100 - total flux cleaned = -0.00020578 Jy ! Component: 150 - total flux cleaned = -0.000226624 Jy ! Component: 200 - total flux cleaned = -0.000208141 Jy ! Total flux subtracted in 200 components = -0.000208141 Jy ! Clean residual min=-0.001339 max=0.001131 Jy/beam ! Clean residual mean=0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.261761 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 93 components and 0.26176 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=0.064057Jy sigma=1.147536 ! Fit after self-cal, rms=0.064051Jy sigma=1.147408 wmodel J1735+0808_X_map.mod ! Writing 93 model components to file: J1735+0808_X_map.mod wobs J1735+0808_X_uvs.fits ! Writing UV FITS file: J1735+0808_X_uvs.fits wwins J1735+0808_X_map.win ! wwins: Wrote 3 windows to J1735+0808_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 = -0.000366235 Jy ! Component: 100 - total flux cleaned = -0.00072318 Jy ! Component: 150 - total flux cleaned = -0.000889579 Jy ! Component: 200 - total flux cleaned = -0.000996111 Jy ! Component: 250 - total flux cleaned = -0.00108138 Jy ! Component: 300 - total flux cleaned = -0.00121342 Jy ! Component: 350 - total flux cleaned = -0.00129334 Jy ! Component: 400 - total flux cleaned = -0.00134014 Jy ! Component: 450 - total flux cleaned = -0.00135555 Jy ! Component: 500 - total flux cleaned = -0.00134056 Jy ! Component: 550 - total flux cleaned = -0.00132557 Jy ! Component: 600 - total flux cleaned = -0.00132541 Jy ! Component: 650 - total flux cleaned = -0.00132522 Jy ! Component: 700 - total flux cleaned = -0.00131138 Jy ! Component: 750 - total flux cleaned = -0.00132502 Jy ! Component: 800 - total flux cleaned = -0.00127074 Jy ! Component: 850 - total flux cleaned = -0.00129769 Jy ! Component: 900 - total flux cleaned = -0.00127126 Jy ! Component: 950 - total flux cleaned = -0.00125843 Jy ! Component: 1000 - total flux cleaned = -0.00128421 Jy ! Component: 1050 - total flux cleaned = -0.00125882 Jy ! Component: 1100 - total flux cleaned = -0.00127128 Jy ! Component: 1150 - total flux cleaned = -0.00130845 Jy ! Component: 1200 - total flux cleaned = -0.00130838 Jy ! Component: 1250 - total flux cleaned = -0.00133251 Jy ! Component: 1300 - total flux cleaned = -0.00135635 Jy ! Component: 1350 - total flux cleaned = -0.00134453 Jy ! Component: 1400 - total flux cleaned = -0.00137968 Jy ! Component: 1450 - total flux cleaned = -0.00142579 Jy ! Component: 1500 - total flux cleaned = -0.00136872 Jy ! Component: 1550 - total flux cleaned = -0.00141411 Jy ! Component: 1600 - total flux cleaned = -0.00141427 Jy ! Component: 1650 - total flux cleaned = -0.00141428 Jy ! Component: 1700 - total flux cleaned = -0.00143634 Jy ! Component: 1750 - total flux cleaned = -0.00144713 Jy ! Component: 1800 - total flux cleaned = -0.00144715 Jy ! Component: 1850 - total flux cleaned = -0.00148991 Jy ! Component: 1900 - total flux cleaned = -0.00148981 Jy ! Component: 1950 - total flux cleaned = -0.00143726 Jy ! Component: 2000 - total flux cleaned = -0.00149998 Jy ! Component: 2050 - total flux cleaned = -0.00147918 Jy ! Component: 2100 - total flux cleaned = -0.00155125 Jy ! Component: 2150 - total flux cleaned = -0.00153061 Jy ! Component: 2200 - total flux cleaned = -0.00155079 Jy ! Component: 2250 - total flux cleaned = -0.00155083 Jy ! Component: 2300 - total flux cleaned = -0.00160062 Jy ! Component: 2350 - total flux cleaned = -0.00161042 Jy ! Component: 2400 - total flux cleaned = -0.00164958 Jy ! Component: 2450 - total flux cleaned = -0.0016398 Jy ! Component: 2500 - total flux cleaned = -0.00167857 Jy ! Component: 2550 - total flux cleaned = -0.00170736 Jy ! Component: 2600 - total flux cleaned = -0.00172659 Jy ! Component: 2650 - total flux cleaned = -0.00176443 Jy ! Component: 2700 - total flux cleaned = -0.00173615 Jy ! Component: 2750 - total flux cleaned = -0.00180145 Jy ! Component: 2800 - total flux cleaned = -0.00173652 Jy ! Component: 2850 - total flux cleaned = -0.00180121 Jy ! Component: 2900 - total flux cleaned = -0.00179211 Jy ! Component: 2950 - total flux cleaned = -0.0018287 Jy ! Component: 3000 - total flux cleaned = -0.00188296 Jy ! Component: 3050 - total flux cleaned = -0.00186499 Jy ! Component: 3100 - total flux cleaned = -0.00190959 Jy ! Component: 3150 - total flux cleaned = -0.00194508 Jy ! Component: 3200 - total flux cleaned = -0.00192742 Jy ! Component: 3250 - total flux cleaned = -0.00196245 Jy ! Component: 3300 - total flux cleaned = -0.00197992 Jy ! Component: 3350 - total flux cleaned = -0.00197113 Jy ! Component: 3400 - total flux cleaned = -0.00199708 Jy ! Component: 3450 - total flux cleaned = -0.00200565 Jy ! Component: 3500 - total flux cleaned = -0.00203113 Jy ! Component: 3550 - total flux cleaned = -0.00205649 Jy ! Component: 3600 - total flux cleaned = -0.00205646 Jy ! Component: 3650 - total flux cleaned = -0.00202293 Jy ! Component: 3700 - total flux cleaned = -0.00205625 Jy ! Component: 3750 - total flux cleaned = -0.00208105 Jy ! Component: 3800 - total flux cleaned = -0.0020893 Jy ! Component: 3850 - total flux cleaned = -0.00209745 Jy ! Component: 3900 - total flux cleaned = -0.00208916 Jy ! Component: 3950 - total flux cleaned = -0.00211352 Jy ! Component: 4000 - total flux cleaned = -0.00209742 Jy ! Component: 4050 - total flux cleaned = -0.00211351 Jy ! Total flux subtracted in 4096 components = -0.00212944 Jy ! Clean residual min=-0.000427 max=0.000498 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.259631 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 415 components and 0.259631 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1735+0808_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.912 x 1.925 at -2 degrees (North through East) ! Clean map min=-0.00081535 max=0.21033 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1735+0808_X_map.fits wmodel /vlbi/uf001/uva//J1735+0808_X_map.mod ! Writing 415 model components to file: /vlbi/uf001/uva//J1735+0808_X_map.mod wobs /vlbi/uf001/uva//J1735+0808_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1735+0808_X_uvs.fits wwins /vlbi/uf001/uva//J1735+0808_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1735+0808_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.210328 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139548 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.199042 0.199042 0.398085 0.79617 1.59234 3.18468 6.36936 12.7387 25.4774 50.9549 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.21 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1507.22 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1735+0808_X_dfm.log closed on Mon Jan 14 04:14:33 2019