! Started logfile: /vlbi/uf001/uva//J1648+2224_X_dfm.log on Mon Jan 14 03:54:20 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//J1648+2224_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1648+2224_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.97599 visibilities/baseline/integration-bin. ! Found source: J1648+2224 ! ! 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 45852 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 J1648+2224_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 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.101080Jy sigma=22.346661 ! Fit after self-cal, rms=0.561181Jy sigma=11.344341 ! 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=0.7371 mas, bmaj=1.428 mas, bpa=-2.756 degrees ! Estimated noise=0.375693 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 = 0.339485 Jy ! Component: 100 - total flux cleaned = 0.416425 Jy ! Total flux subtracted in 100 components = 0.416425 Jy ! Clean residual min=-0.012293 max=0.027622 Jy/beam ! Clean residual mean=0.000005 rms=0.002673 Jy/beam ! Combined flux in latest and established models = 0.416425 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.416425 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=0.084415Jy sigma=1.695850 ! Fit after self-cal, rms=0.084408Jy sigma=1.695692 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0279192 Jy ! Component: 100 - total flux cleaned = 0.0407514 Jy ! Total flux subtracted in 100 components = 0.0407514 Jy ! Clean residual min=-0.010612 max=0.012801 Jy/beam ! Clean residual mean=0.000004 rms=0.002125 Jy/beam ! Combined flux in latest and established models = 0.457176 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.457176 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=0.074698Jy sigma=1.485723 ! Fit after self-cal, rms=0.074682Jy sigma=1.485389 ! Inverting map ! Added new window around map position (2.2, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125539 Jy ! Component: 100 - total flux cleaned = 0.0199757 Jy ! Total flux subtracted in 100 components = 0.0199757 Jy ! Clean residual min=-0.009972 max=0.011194 Jy/beam ! Clean residual mean=0.000002 rms=0.001962 Jy/beam ! Combined flux in latest and established models = 0.477152 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.477152 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=0.072152Jy sigma=1.427582 ! Fit after self-cal, rms=0.071984Jy sigma=1.423910 ! 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=0.9539 mas, bmaj=1.767 mas, bpa=-2.049 degrees ! Estimated noise=0.168368 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 (1.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134975 Jy ! Component: 100 - total flux cleaned = 0.0214326 Jy ! Component: 150 - total flux cleaned = 0.0268534 Jy ! Component: 200 - total flux cleaned = 0.0292351 Jy ! Total flux subtracted in 200 components = 0.0292351 Jy ! Clean residual min=-0.010484 max=0.010877 Jy/beam ! Clean residual mean=0.000003 rms=0.001905 Jy/beam ! Combined flux in latest and established models = 0.506387 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.506387 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=0.069474Jy sigma=1.360550 ! Fit after self-cal, rms=0.069289Jy sigma=1.356208 ! Inverting map ! Added new window around map position (-0.8, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00930276 Jy ! Component: 100 - total flux cleaned = 0.0124999 Jy ! Component: 150 - total flux cleaned = 0.0150165 Jy ! Component: 200 - total flux cleaned = 0.0162172 Jy ! Total flux subtracted in 200 components = 0.0162172 Jy ! Clean residual min=-0.009885 max=0.007095 Jy/beam ! Clean residual mean=0.000001 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 0.522604 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 50 components and 0.522604 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=0.067735Jy sigma=1.318778 ! Fit after self-cal, rms=0.067663Jy sigma=1.317343 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9539 x 1.767 at -2.049 degrees (North through East) ! Clean map min=-0.0095448 max=0.43846 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 1.05 ! LA 0.95 MK 1.01 NL 1.09 OV 0.93 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.06 ! LA 0.95 MK 1.01 NL 1.10 OV 0.91 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.94 KP 1.06 ! LA 0.94 MK 1.00 NL 1.08 OV 0.92 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 1.06 ! LA 0.94 MK 1.02 NL 1.09 OV 0.91 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.93 KP 1.06 ! LA 0.95 MK 1.00 NL 1.09 OV 0.92 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.94 KP 1.05 ! LA 0.95 MK 1.00 NL 1.09 OV 0.92 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.93 KP 1.06 ! LA 0.95 MK 1.01 NL 1.09 OV 0.92 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.05 ! LA 0.95 MK 1.02 NL 1.08 OV 0.92 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.93 KP 1.05 ! LA 0.95 MK 1.02 NL 1.09 OV 0.92 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.94 KP 1.05 ! LA 0.95 MK 1.01 NL 1.09 OV 0.92 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.93 KP 1.06 ! LA 0.95 MK 1.03 NL 1.10 OV 0.92 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.04 ! LA 0.95 MK 1.02 NL 1.10 OV 0.92 ! PT 1.01 SC 0.99 ! ! ! Fit before self-cal, rms=0.067663Jy sigma=1.317343 ! Fit after self-cal, rms=0.059185Jy sigma=1.134288 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9512 mas, bmaj=1.774 mas, bpa=-1.894 degrees ! Estimated noise=0.1687 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 = -0.00563203 Jy ! Component: 100 - total flux cleaned = -0.00883808 Jy ! Component: 150 - total flux cleaned = -0.00943896 Jy ! Component: 200 - total flux cleaned = -0.00975548 Jy ! Total flux subtracted in 200 components = -0.00975548 Jy ! Clean residual min=-0.003776 max=0.003044 Jy/beam ! Clean residual mean=-0.000000 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.512849 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 77 components and 0.512849 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=0.058466Jy sigma=1.119803 ! Fit after self-cal, rms=0.058480Jy sigma=1.119474 ! 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=0.058480Jy sigma=1.119474 ! Fit after self-cal, rms=0.057505Jy sigma=1.095471 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9515 mas, bmaj=1.772 mas, bpa=-1.839 degrees ! Estimated noise=0.168717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0041524 Jy ! Component: 100 - total flux cleaned = -0.00682684 Jy ! Component: 150 - total flux cleaned = -0.00787705 Jy ! Component: 200 - total flux cleaned = -0.00860573 Jy ! Total flux subtracted in 200 components = -0.00860573 Jy ! Clean residual min=-0.002060 max=0.002016 Jy/beam ! Clean residual mean=0.000000 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.504243 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.504243 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=0.057131Jy sigma=1.087842 ! Fit after self-cal, rms=0.057120Jy sigma=1.087557 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 = -0.000731187 Jy ! Component: 100 - total flux cleaned = -0.00109668 Jy ! Component: 150 - total flux cleaned = -0.00118996 Jy ! Component: 200 - total flux cleaned = -0.00123219 Jy ! Total flux subtracted in 200 components = -0.00123219 Jy ! Clean residual min=-0.002083 max=0.002014 Jy/beam ! Clean residual mean=0.000000 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.503011 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 101 components and 0.503011 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=0.057039Jy sigma=1.085960 ! Fit after self-cal, rms=0.057034Jy sigma=1.085908 ! 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=0.057034Jy sigma=1.085908 ! Fit after self-cal, rms=0.056894Jy sigma=1.083189 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9514 mas, bmaj=1.772 mas, bpa=-1.869 degrees ! Estimated noise=0.168602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0024753 Jy ! Component: 100 - total flux cleaned = -0.0041964 Jy ! Component: 150 - total flux cleaned = -0.00500887 Jy ! Component: 200 - total flux cleaned = -0.00545341 Jy ! Total flux subtracted in 200 components = -0.00545341 Jy ! Clean residual min=-0.001660 max=0.001890 Jy/beam ! Clean residual mean=0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.497557 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 105 components and 0.497557 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=0.056748Jy sigma=1.080215 ! Fit after self-cal, rms=0.056744Jy sigma=1.080136 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (5, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100826 Jy ! Component: 100 - total flux cleaned = 0.00117068 Jy ! Component: 150 - total flux cleaned = 0.00131511 Jy ! Component: 200 - total flux cleaned = 0.00145037 Jy ! Total flux subtracted in 200 components = 0.00145037 Jy ! Clean residual min=-0.001537 max=0.001369 Jy/beam ! Clean residual mean=0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.499008 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 123 components and 0.499008 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=0.056678Jy sigma=1.078791 ! Fit after self-cal, rms=0.056675Jy sigma=1.078724 ! 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=0.056675Jy sigma=1.078724 ! Fit after self-cal, rms=0.056600Jy sigma=1.077648 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=2.794 mas, bpa=-0.5273 degrees ! Estimated noise=0.209221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00179732 Jy ! Component: 100 - total flux cleaned = -0.00216758 Jy ! Component: 150 - total flux cleaned = -0.00241198 Jy ! Component: 200 - total flux cleaned = -0.00247795 Jy ! Total flux subtracted in 200 components = -0.00247795 Jy ! Clean residual min=-0.001730 max=0.001298 Jy/beam ! Clean residual mean=0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.49653 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 144 components and 0.49653 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=0.056554Jy sigma=1.076613 ! Fit after self-cal, rms=0.056553Jy sigma=1.076573 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 = 9.52248e-05 Jy ! Component: 100 - total flux cleaned = 9.35959e-05 Jy ! Component: 150 - total flux cleaned = 0.000115441 Jy ! Component: 200 - total flux cleaned = 0.000113753 Jy ! Total flux subtracted in 200 components = 0.000113753 Jy ! Clean residual min=-0.001652 max=0.001224 Jy/beam ! Clean residual mean=0.000001 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.496644 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 155 components and 0.496644 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=0.056545Jy sigma=1.076347 ! Fit after self-cal, rms=0.056544Jy sigma=1.076328 ! 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=0.9513 mas, bmaj=1.772 mas, bpa=-1.864 degrees ! Estimated noise=0.168487 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9513 x 1.772 at -1.864 degrees (North through East) ! Clean map min=-0.0012948 max=0.43931 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=0.7356 mas, bmaj=1.428 mas, bpa=-2.644 degrees ! Estimated noise=0.374618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.338481 Jy ! Component: 100 - total flux cleaned = 0.415109 Jy ! Component: 150 - total flux cleaned = 0.442573 Jy ! Component: 200 - total flux cleaned = 0.455018 Jy ! Total flux subtracted in 200 components = 0.455018 Jy ! Clean residual min=-0.003591 max=0.005976 Jy/beam ! Clean residual mean=0.000002 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.455018 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.455018 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9513 mas, bmaj=1.772 mas, bpa=-1.864 degrees ! Estimated noise=0.168487 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 = 0.0101083 Jy ! Component: 100 - total flux cleaned = 0.0164631 Jy ! Component: 150 - total flux cleaned = 0.0210885 Jy ! Component: 200 - total flux cleaned = 0.0246994 Jy ! Total flux subtracted in 200 components = 0.0246994 Jy ! Clean residual min=-0.001797 max=0.002408 Jy/beam ! Clean residual mean=0.000002 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.479718 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 40 components and 0.479718 Jy ! Inverting map ! Added new window around map position (-0.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296205 Jy ! Component: 100 - total flux cleaned = 0.00537905 Jy ! Component: 150 - total flux cleaned = 0.00740563 Jy ! Component: 200 - total flux cleaned = 0.00911409 Jy ! Total flux subtracted in 200 components = 0.00911409 Jy ! Clean residual min=-0.001468 max=0.001417 Jy/beam ! Clean residual mean=0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.488832 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 62 components and 0.488832 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=2.156 mas, bmaj=2.794 mas, bpa=-0.5273 degrees ! Estimated noise=0.209221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218894 Jy ! Component: 100 - total flux cleaned = 0.0037641 Jy ! Component: 150 - total flux cleaned = 0.00498099 Jy ! Component: 200 - total flux cleaned = 0.00579433 Jy ! Total flux subtracted in 200 components = 0.00579433 Jy ! Clean residual min=-0.001704 max=0.001314 Jy/beam ! Clean residual mean=0.000002 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.494626 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 = 0.000441505 Jy ! Component: 100 - total flux cleaned = 0.000736563 Jy ! Component: 150 - total flux cleaned = 0.000924773 Jy ! Component: 200 - total flux cleaned = 0.00109223 Jy ! Total flux subtracted in 200 components = 0.00109223 Jy ! Clean residual min=-0.001676 max=0.001319 Jy/beam ! Clean residual mean=0.000001 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.495718 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 123 components and 0.495718 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9513 mas, bmaj=1.772 mas, bpa=-1.864 degrees ! Estimated noise=0.168487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.84612e-05 Jy ! Component: 100 - total flux cleaned = 0.000163623 Jy ! Component: 150 - total flux cleaned = 0.000300529 Jy ! Component: 200 - total flux cleaned = 0.000459132 Jy ! Total flux subtracted in 200 components = 0.000459132 Jy ! Clean residual min=-0.001322 max=0.001106 Jy/beam ! Clean residual mean=0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.496177 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 149 components and 0.496178 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=0.056497Jy sigma=1.075629 ! Fit after self-cal, rms=0.056488Jy sigma=1.075469 wmodel J1648+2224_X_map.mod ! Writing 149 model components to file: J1648+2224_X_map.mod wobs J1648+2224_X_uvs.fits ! Writing UV FITS file: J1648+2224_X_uvs.fits wwins J1648+2224_X_map.win ! wwins: Wrote 6 windows to J1648+2224_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 = -0.00047861 Jy ! Component: 100 - total flux cleaned = -0.000722303 Jy ! Component: 150 - total flux cleaned = -0.000971517 Jy ! Component: 200 - total flux cleaned = -0.00121027 Jy ! Component: 250 - total flux cleaned = -0.00142273 Jy ! Component: 300 - total flux cleaned = -0.00154322 Jy ! Component: 350 - total flux cleaned = -0.00174516 Jy ! Component: 400 - total flux cleaned = -0.00190954 Jy ! Component: 450 - total flux cleaned = -0.00205439 Jy ! Component: 500 - total flux cleaned = -0.00219684 Jy ! Component: 550 - total flux cleaned = -0.00232112 Jy ! Component: 600 - total flux cleaned = -0.00239757 Jy ! Component: 650 - total flux cleaned = -0.0025323 Jy ! Component: 700 - total flux cleaned = -0.00262073 Jy ! Component: 750 - total flux cleaned = -0.00273657 Jy ! Component: 800 - total flux cleaned = -0.00283639 Jy ! Component: 850 - total flux cleaned = -0.00300513 Jy ! Component: 900 - total flux cleaned = -0.00311577 Jy ! Component: 950 - total flux cleaned = -0.00317039 Jy ! Component: 1000 - total flux cleaned = -0.00323822 Jy ! Component: 1050 - total flux cleaned = -0.00334471 Jy ! Component: 1100 - total flux cleaned = -0.0034237 Jy ! Component: 1150 - total flux cleaned = -0.00351478 Jy ! Component: 1200 - total flux cleaned = -0.0036429 Jy ! Component: 1250 - total flux cleaned = -0.0037063 Jy ! Component: 1300 - total flux cleaned = -0.00378158 Jy ! Component: 1350 - total flux cleaned = -0.00393015 Jy ! Component: 1400 - total flux cleaned = -0.00399131 Jy ! Component: 1450 - total flux cleaned = -0.00411266 Jy ! Component: 1500 - total flux cleaned = -0.00419654 Jy ! Component: 1550 - total flux cleaned = -0.0042798 Jy ! Component: 1600 - total flux cleaned = -0.00438546 Jy ! Component: 1650 - total flux cleaned = -0.00446662 Jy ! Component: 1700 - total flux cleaned = -0.0045011 Jy ! Component: 1750 - total flux cleaned = -0.00459205 Jy ! Component: 1800 - total flux cleaned = -0.00469358 Jy ! Component: 1850 - total flux cleaned = -0.00472694 Jy ! Component: 1900 - total flux cleaned = -0.00478233 Jy ! Component: 1950 - total flux cleaned = -0.0048263 Jy ! Component: 2000 - total flux cleaned = -0.00490231 Jy ! Component: 2050 - total flux cleaned = -0.00497785 Jy ! Component: 2100 - total flux cleaned = -0.0050098 Jy ! Component: 2150 - total flux cleaned = -0.00510504 Jy ! Component: 2200 - total flux cleaned = -0.00517831 Jy ! Component: 2250 - total flux cleaned = -0.00523031 Jy ! Component: 2300 - total flux cleaned = -0.0052304 Jy ! Component: 2350 - total flux cleaned = -0.00534272 Jy ! Component: 2400 - total flux cleaned = -0.00540342 Jy ! Component: 2450 - total flux cleaned = -0.0054435 Jy ! Component: 2500 - total flux cleaned = -0.00549323 Jy ! Component: 2550 - total flux cleaned = -0.00548339 Jy ! Component: 2600 - total flux cleaned = -0.00555193 Jy ! Component: 2650 - total flux cleaned = -0.00555188 Jy ! Component: 2700 - total flux cleaned = -0.00562906 Jy ! Component: 2750 - total flux cleaned = -0.00565774 Jy ! Component: 2800 - total flux cleaned = -0.00567671 Jy ! Component: 2850 - total flux cleaned = -0.00571447 Jy ! Component: 2900 - total flux cleaned = -0.00579859 Jy ! Component: 2950 - total flux cleaned = -0.00578913 Jy ! Component: 3000 - total flux cleaned = -0.00582609 Jy ! Component: 3050 - total flux cleaned = -0.00587168 Jy ! Component: 3100 - total flux cleaned = -0.00591719 Jy ! Component: 3150 - total flux cleaned = -0.00593514 Jy ! Component: 3200 - total flux cleaned = -0.00594407 Jy ! Component: 3250 - total flux cleaned = -0.00597963 Jy ! Component: 3300 - total flux cleaned = -0.00603259 Jy ! Component: 3350 - total flux cleaned = -0.00605014 Jy ! Component: 3400 - total flux cleaned = -0.00606753 Jy ! Component: 3450 - total flux cleaned = -0.00608484 Jy ! Component: 3500 - total flux cleaned = -0.00606764 Jy ! Component: 3550 - total flux cleaned = -0.00610175 Jy ! Component: 3600 - total flux cleaned = -0.0061356 Jy ! Component: 3650 - total flux cleaned = -0.00617758 Jy ! Component: 3700 - total flux cleaned = -0.00615258 Jy ! Component: 3750 - total flux cleaned = -0.00623543 Jy ! Component: 3800 - total flux cleaned = -0.00624368 Jy ! Component: 3850 - total flux cleaned = -0.00628459 Jy ! Component: 3900 - total flux cleaned = -0.00630083 Jy ! Component: 3950 - total flux cleaned = -0.00630895 Jy ! Component: 4000 - total flux cleaned = -0.00635703 Jy ! Component: 4050 - total flux cleaned = -0.00638092 Jy ! Total flux subtracted in 4096 components = -0.00638091 Jy ! Clean residual min=-0.000491 max=0.000476 Jy/beam ! Clean residual mean=0.000001 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.489797 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 470 components and 0.489797 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1648+2224_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9513 x 1.772 at -1.864 degrees (North through East) ! Clean map min=-0.00095629 max=0.43996 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1648+2224_X_map.fits wmodel /vlbi/uf001/uva//J1648+2224_X_map.mod ! Writing 470 model components to file: /vlbi/uf001/uva//J1648+2224_X_map.mod wobs /vlbi/uf001/uva//J1648+2224_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1648+2224_X_uvs.fits wwins /vlbi/uf001/uva//J1648+2224_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1648+2224_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.439963 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139184 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0949064 0.0949064 0.189813 0.379626 0.759251 1.5185 3.037 6.07401 12.148 24.296 48.5921 97.1842 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.439 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3161.01 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1648+2224_X_dfm.log closed on Mon Jan 14 03:54:28 2019