! Started logfile: /vlbi/uf001/uva//J1851+0035_X_dfm.log on Mon Jan 14 04:49:36 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//J1851+0035_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1851+0035_X_uva.fits ! AN table 1: 148 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.747104 visibilities/baseline/integration-bin. ! Found source: J1851+0035 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 37152 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 J1851+0035_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 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.033916Jy sigma=21.024393 ! Fit after self-cal, rms=0.870388Jy sigma=17.947740 ! 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=2.265 mas, bmaj=3.084 mas, bpa=18.32 degrees ! Estimated noise=0.551736 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 = 0.0903 Jy ! Component: 100 - total flux cleaned = 0.149909 Jy ! Total flux subtracted in 100 components = 0.149909 Jy ! Clean residual min=-0.022378 max=0.034573 Jy/beam ! Clean residual mean=-0.000039 rms=0.009763 Jy/beam ! Combined flux in latest and established models = 0.149909 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 64 components and 0.149909 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=0.182722Jy sigma=3.389447 ! Fit after self-cal, rms=0.181492Jy sigma=3.363763 ! 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=2.56 mas, bmaj=3.554 mas, bpa=23.98 degrees ! Estimated noise=0.187925 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 = 0.0805467 Jy ! Component: 100 - total flux cleaned = 0.137156 Jy ! Component: 150 - total flux cleaned = 0.17907 Jy ! Component: 200 - total flux cleaned = 0.211059 Jy ! Total flux subtracted in 200 components = 0.211059 Jy ! Clean residual min=-0.027013 max=0.039734 Jy/beam ! Clean residual mean=-0.000022 rms=0.009742 Jy/beam ! Combined flux in latest and established models = 0.360968 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 123 components and 0.360968 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=0.121982Jy sigma=2.281118 ! Fit after self-cal, rms=0.120575Jy sigma=2.250123 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.56 x 3.554 at 23.98 degrees (North through East) ! Clean map min=-0.025311 max=0.13153 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 2.07 FD 0.96 HN 0.72 KP 1.04 ! LA 0.84 NL 3.01 OV 1.50 PT 0.68 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 2.05 FD 0.94 HN 0.80 KP 1.05 ! LA 0.82 NL 2.90 OV 1.51 PT 0.67 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.95 FD 0.93 HN 0.75 KP 1.05 ! LA 0.82 NL 2.83 OV 1.50 PT 0.68 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.80 FD 0.93 HN 0.73 KP 1.03 ! LA 0.85 NL 2.90 OV 1.51 PT 0.68 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.82 FD 0.92 HN 0.77 KP 1.02 ! LA 0.84 NL 2.71 OV 1.41 PT 0.68 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.67 FD 0.90 HN 0.72 KP 1.04 ! LA 0.79 NL 2.73 OV 1.47 PT 0.67 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.62 FD 0.88 HN 0.77 KP 1.02 ! LA 0.80 NL 2.48 OV 1.42 PT 0.69 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.55 FD 0.91 HN 0.73 KP 1.02 ! LA 0.79 NL 2.55 OV 1.39 PT 0.67 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.53 FD 0.88 HN 0.69 KP 0.99 ! LA 0.80 NL 2.43 OV 1.35 PT 0.67 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.45 FD 0.90 HN 0.73 KP 0.98 ! LA 0.79 NL 2.39 OV 1.32 PT 0.68 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.45 FD 0.87 HN 0.71 KP 0.99 ! LA 0.82 NL 2.24 OV 1.28 PT 0.69 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.46 FD 0.88 HN 0.71 KP 0.98 ! LA 0.81 NL 2.41 OV 1.28 PT 0.66 ! ! ! Fit before self-cal, rms=0.120575Jy sigma=2.250123 ! Fit after self-cal, rms=0.103157Jy sigma=1.582921 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.851 mas, bmaj=3.743 mas, bpa=17.13 degrees ! Estimated noise=0.209199 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 = -0.0016974 Jy ! Component: 100 - total flux cleaned = -0.00149527 Jy ! Component: 150 - total flux cleaned = -0.00118154 Jy ! Component: 200 - total flux cleaned = -0.00074939 Jy ! Total flux subtracted in 200 components = -0.00074939 Jy ! Clean residual min=-0.018251 max=0.019914 Jy/beam ! Clean residual mean=0.000003 rms=0.005594 Jy/beam ! Combined flux in latest and established models = 0.360219 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 132 components and 0.360219 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=0.102689Jy sigma=1.568661 ! Fit after self-cal, rms=0.103927Jy sigma=1.561886 ! 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=0.103927Jy sigma=1.561886 ! Fit after self-cal, rms=0.108208Jy sigma=1.417616 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.668 mas, bmaj=3.754 mas, bpa=18.02 degrees ! Estimated noise=0.209256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186302 Jy ! Component: 100 - total flux cleaned = 0.00206423 Jy ! Component: 150 - total flux cleaned = 0.00224834 Jy ! Component: 200 - total flux cleaned = 0.00242858 Jy ! Total flux subtracted in 200 components = 0.00242858 Jy ! Clean residual min=-0.012224 max=0.013919 Jy/beam ! Clean residual mean=-0.000002 rms=0.004042 Jy/beam ! Combined flux in latest and established models = 0.362647 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 141 components and 0.362647 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=0.107978Jy sigma=1.412973 ! Fit after self-cal, rms=0.108342Jy sigma=1.411542 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 = 0.000215462 Jy ! Component: 100 - total flux cleaned = 0.00040403 Jy ! Component: 150 - total flux cleaned = 0.000585952 Jy ! Component: 200 - total flux cleaned = 0.000758609 Jy ! Total flux subtracted in 200 components = 0.000758609 Jy ! Clean residual min=-0.012198 max=0.013642 Jy/beam ! Clean residual mean=-0.000002 rms=0.003984 Jy/beam ! Combined flux in latest and established models = 0.363406 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 143 components and 0.363406 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=0.108259Jy sigma=1.407143 ! Fit after self-cal, rms=0.108246Jy sigma=1.407030 ! 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=0.108246Jy sigma=1.407030 ! Fit after self-cal, rms=0.110107Jy sigma=1.406270 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.663 mas, bmaj=3.755 mas, bpa=17.04 degrees ! Estimated noise=0.210874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217729 Jy ! Component: 100 - total flux cleaned = 0.0023558 Jy ! Component: 150 - total flux cleaned = 0.00252535 Jy ! Component: 200 - total flux cleaned = 0.00269319 Jy ! Total flux subtracted in 200 components = 0.00269319 Jy ! Clean residual min=-0.012159 max=0.013518 Jy/beam ! Clean residual mean=-0.000002 rms=0.003955 Jy/beam ! Combined flux in latest and established models = 0.366099 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 144 components and 0.366099 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=0.109997Jy sigma=1.402357 ! Fit after self-cal, rms=0.110054Jy sigma=1.402234 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 = 0.000179528 Jy ! Component: 100 - total flux cleaned = 0.000261573 Jy ! Component: 150 - total flux cleaned = 0.000425961 Jy ! Component: 200 - total flux cleaned = 0.000580577 Jy ! Total flux subtracted in 200 components = 0.000580577 Jy ! Clean residual min=-0.012168 max=0.013224 Jy/beam ! Clean residual mean=-0.000002 rms=0.003916 Jy/beam ! Combined flux in latest and established models = 0.366679 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 147 components and 0.366679 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=0.109998Jy sigma=1.398778 ! Fit after self-cal, rms=0.109987Jy sigma=1.398704 ! 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=0.109987Jy sigma=1.398704 ! Fit after self-cal, rms=0.110614Jy sigma=1.398239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.25 mas, bmaj=4.095 mas, bpa=15.02 degrees ! Estimated noise=0.211425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00356462 Jy ! Component: 100 - total flux cleaned = 0.00398698 Jy ! Component: 150 - total flux cleaned = 0.00427311 Jy ! Component: 200 - total flux cleaned = 0.00454419 Jy ! Total flux subtracted in 200 components = 0.00454419 Jy ! Clean residual min=-0.013501 max=0.014688 Jy/beam ! Clean residual mean=-0.000002 rms=0.004427 Jy/beam ! Combined flux in latest and established models = 0.371224 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 154 components and 0.371224 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=0.110565Jy sigma=1.395185 ! Fit after self-cal, rms=0.110617Jy sigma=1.394916 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 = 0.000279537 Jy ! Component: 100 - total flux cleaned = 0.000541963 Jy ! Component: 150 - total flux cleaned = 0.000794246 Jy ! Component: 200 - total flux cleaned = 0.000954327 Jy ! Total flux subtracted in 200 components = 0.000954327 Jy ! Clean residual min=-0.013507 max=0.014318 Jy/beam ! Clean residual mean=-0.000002 rms=0.004375 Jy/beam ! Combined flux in latest and established models = 0.372178 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 156 components and 0.372178 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=0.110635Jy sigma=1.391530 ! Fit after self-cal, rms=0.110628Jy sigma=1.391429 ! 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=2.677 mas, bmaj=3.756 mas, bpa=16.05 degrees ! Estimated noise=0.212489 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.677 x 3.756 at 16.05 degrees (North through East) ! Clean map min=-0.011948 max=0.12397 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=2.171 mas, bmaj=3.249 mas, bpa=9.71 degrees ! Estimated noise=0.686206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109459 Jy ! Component: 100 - total flux cleaned = 0.175688 Jy ! Component: 150 - total flux cleaned = 0.220451 Jy ! Component: 200 - total flux cleaned = 0.252763 Jy ! Total flux subtracted in 200 components = 0.252763 Jy ! Clean residual min=-0.017920 max=0.022383 Jy/beam ! Clean residual mean=-0.000022 rms=0.005284 Jy/beam ! Combined flux in latest and established models = 0.252763 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 76 model components to the UV plane model. ! The established model now contains 76 components and 0.252763 Jy ! Inverting map and beam ! Estimated beam: bmin=2.677 mas, bmaj=3.756 mas, bpa=16.05 degrees ! Estimated noise=0.212489 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 = 0.0370805 Jy ! Component: 100 - total flux cleaned = 0.0607936 Jy ! Component: 150 - total flux cleaned = 0.0763809 Jy ! Component: 200 - total flux cleaned = 0.0867251 Jy ! Total flux subtracted in 200 components = 0.0867251 Jy ! Clean residual min=-0.015365 max=0.016424 Jy/beam ! Clean residual mean=-0.000009 rms=0.004408 Jy/beam ! Combined flux in latest and established models = 0.339488 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 108 components and 0.339488 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=3.25 mas, bmaj=4.095 mas, bpa=15.02 degrees ! Estimated noise=0.211425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00948714 Jy ! Component: 100 - total flux cleaned = 0.0154571 Jy ! Component: 150 - total flux cleaned = 0.0186893 Jy ! Component: 200 - total flux cleaned = 0.0194873 Jy ! Total flux subtracted in 200 components = 0.0194873 Jy ! Clean residual min=-0.015011 max=0.016555 Jy/beam ! Clean residual mean=-0.000007 rms=0.004647 Jy/beam ! Combined flux in latest and established models = 0.358976 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 = 0.000629342 Jy ! Component: 100 - total flux cleaned = 0.00122748 Jy ! Component: 150 - total flux cleaned = 0.00168997 Jy ! Component: 200 - total flux cleaned = 0.00224688 Jy ! Total flux subtracted in 200 components = 0.00224688 Jy ! Clean residual min=-0.014854 max=0.015838 Jy/beam ! Clean residual mean=-0.000006 rms=0.004566 Jy/beam ! Combined flux in latest and established models = 0.361222 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 131 components and 0.361222 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.677 mas, bmaj=3.756 mas, bpa=16.05 degrees ! Estimated noise=0.212489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00299924 Jy ! Component: 100 - total flux cleaned = -0.00309963 Jy ! Component: 150 - total flux cleaned = -0.00290981 Jy ! Component: 200 - total flux cleaned = -0.00263198 Jy ! Total flux subtracted in 200 components = -0.00263198 Jy ! Clean residual min=-0.014063 max=0.013977 Jy/beam ! Clean residual mean=-0.000006 rms=0.004050 Jy/beam ! Combined flux in latest and established models = 0.35859 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 139 components and 0.35859 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=0.111303Jy sigma=1.414902 ! Fit after self-cal, rms=0.111675Jy sigma=1.411729 wmodel J1851+0035_X_map.mod ! Writing 139 model components to file: J1851+0035_X_map.mod wobs J1851+0035_X_uvs.fits ! Writing UV FITS file: J1851+0035_X_uvs.fits wwins J1851+0035_X_map.win ! wwins: Wrote 1 windows to J1851+0035_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 = 0.000190105 Jy ! Component: 100 - total flux cleaned = 0.00267052 Jy ! Component: 150 - total flux cleaned = 0.00574266 Jy ! Component: 200 - total flux cleaned = 0.00876482 Jy ! Component: 250 - total flux cleaned = 0.0112228 Jy ! Component: 300 - total flux cleaned = 0.0131945 Jy ! Component: 350 - total flux cleaned = 0.0145846 Jy ! Component: 400 - total flux cleaned = 0.0156062 Jy ! Component: 450 - total flux cleaned = 0.0165739 Jy ! Component: 500 - total flux cleaned = 0.0173605 Jy ! Component: 550 - total flux cleaned = 0.0182312 Jy ! Component: 600 - total flux cleaned = 0.0190541 Jy ! Component: 650 - total flux cleaned = 0.0195031 Jy ! Component: 700 - total flux cleaned = 0.0200382 Jy ! Component: 750 - total flux cleaned = 0.0203434 Jy ! Component: 800 - total flux cleaned = 0.0206372 Jy ! Component: 850 - total flux cleaned = 0.0209224 Jy ! Component: 900 - total flux cleaned = 0.0210142 Jy ! Component: 950 - total flux cleaned = 0.0210999 Jy ! Component: 1000 - total flux cleaned = 0.0210172 Jy ! Component: 1050 - total flux cleaned = 0.0211777 Jy ! Component: 1100 - total flux cleaned = 0.0208627 Jy ! Component: 1150 - total flux cleaned = 0.0207134 Jy ! Component: 1200 - total flux cleaned = 0.0206405 Jy ! Component: 1250 - total flux cleaned = 0.020498 Jy ! Component: 1300 - total flux cleaned = 0.0204979 Jy ! Component: 1350 - total flux cleaned = 0.0205635 Jy ! Component: 1400 - total flux cleaned = 0.0204338 Jy ! Component: 1450 - total flux cleaned = 0.0205625 Jy ! Component: 1500 - total flux cleaned = 0.0207481 Jy ! Component: 1550 - total flux cleaned = 0.0208677 Jy ! Component: 1600 - total flux cleaned = 0.0208672 Jy ! Component: 1650 - total flux cleaned = 0.0209255 Jy ! Component: 1700 - total flux cleaned = 0.0210366 Jy ! Component: 1750 - total flux cleaned = 0.0209812 Jy ! Component: 1800 - total flux cleaned = 0.0210873 Jy ! Component: 1850 - total flux cleaned = 0.0210351 Jy ! Component: 1900 - total flux cleaned = 0.0210846 Jy ! Component: 1950 - total flux cleaned = 0.0211337 Jy ! Component: 2000 - total flux cleaned = 0.0211333 Jy ! Component: 2050 - total flux cleaned = 0.0211812 Jy ! Component: 2100 - total flux cleaned = 0.0211356 Jy ! Component: 2150 - total flux cleaned = 0.0212722 Jy ! Component: 2200 - total flux cleaned = 0.0213613 Jy ! Component: 2250 - total flux cleaned = 0.0213178 Jy ! Component: 2300 - total flux cleaned = 0.0214465 Jy ! Component: 2350 - total flux cleaned = 0.0216128 Jy ! Component: 2400 - total flux cleaned = 0.0216532 Jy ! Component: 2450 - total flux cleaned = 0.0218131 Jy ! Component: 2500 - total flux cleaned = 0.0218914 Jy ! Component: 2550 - total flux cleaned = 0.0220459 Jy ! Component: 2600 - total flux cleaned = 0.0220455 Jy ! Component: 2650 - total flux cleaned = 0.02212 Jy ! Component: 2700 - total flux cleaned = 0.0220839 Jy ! Component: 2750 - total flux cleaned = 0.0221197 Jy ! Component: 2800 - total flux cleaned = 0.0221186 Jy ! Component: 2850 - total flux cleaned = 0.0221881 Jy ! Component: 2900 - total flux cleaned = 0.0222551 Jy ! Component: 2950 - total flux cleaned = 0.0221211 Jy ! Component: 3000 - total flux cleaned = 0.0221535 Jy ! Component: 3050 - total flux cleaned = 0.0222832 Jy ! Component: 3100 - total flux cleaned = 0.0222521 Jy ! Component: 3150 - total flux cleaned = 0.0222526 Jy ! Component: 3200 - total flux cleaned = 0.0223452 Jy ! Component: 3250 - total flux cleaned = 0.0222243 Jy ! Component: 3300 - total flux cleaned = 0.0222542 Jy ! Component: 3350 - total flux cleaned = 0.0222828 Jy ! Component: 3400 - total flux cleaned = 0.0223401 Jy ! Component: 3450 - total flux cleaned = 0.0223968 Jy ! Component: 3500 - total flux cleaned = 0.0223688 Jy ! Component: 3550 - total flux cleaned = 0.0225345 Jy ! Component: 3600 - total flux cleaned = 0.0226971 Jy ! Component: 3650 - total flux cleaned = 0.0227767 Jy ! Component: 3700 - total flux cleaned = 0.0229351 Jy ! Component: 3750 - total flux cleaned = 0.023013 Jy ! Component: 3800 - total flux cleaned = 0.0231158 Jy ! Component: 3850 - total flux cleaned = 0.0232676 Jy ! Component: 3900 - total flux cleaned = 0.0234415 Jy ! Component: 3950 - total flux cleaned = 0.0234659 Jy ! Component: 4000 - total flux cleaned = 0.0236354 Jy ! Component: 4050 - total flux cleaned = 0.0235879 Jy ! Total flux subtracted in 4096 components = 0.0237069 Jy ! Clean residual min=-0.001181 max=0.001183 Jy/beam ! Clean residual mean=-0.000002 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.382297 Jy keep ! Adding 493 model components to the UV plane model. ! The established model now contains 632 components and 0.382297 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1851+0035_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.677 x 3.756 at 16.05 degrees (North through East) ! Clean map min=-0.0069467 max=0.12559 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1851+0035_X_map.fits wmodel /vlbi/uf001/uva//J1851+0035_X_map.mod ! Writing 632 model components to file: /vlbi/uf001/uva//J1851+0035_X_map.mod wobs /vlbi/uf001/uva//J1851+0035_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1851+0035_X_uvs.fits wwins /vlbi/uf001/uva//J1851+0035_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1851+0035_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.125587 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000677418 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.6182 1.6182 3.23641 6.47282 12.9456 25.8913 51.7826 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.125 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 185.39 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1851+0035_X_dfm.log closed on Mon Jan 14 04:49:43 2019