! Started logfile: /vlbi/uf001/uva//J1832+2833_X_dfm.log on Mon Jan 14 04:41:48 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//J1832+2833_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1832+2833_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.975617 visibilities/baseline/integration-bin. ! Found source: J1832+2833 ! ! 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 37932 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 J1832+2833_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022362Jy sigma=23.908776 ! Fit after self-cal, rms=0.768062Jy sigma=17.981650 ! 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=0.7101 mas, bmaj=1.404 mas, bpa=-4.564 degrees ! Estimated noise=0.320294 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 = 0.170557 Jy ! Component: 100 - total flux cleaned = 0.230864 Jy ! Total flux subtracted in 100 components = 0.230864 Jy ! Clean residual min=-0.008919 max=0.025452 Jy/beam ! Clean residual mean=0.000005 rms=0.002165 Jy/beam ! Combined flux in latest and established models = 0.230864 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.230864 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=0.080423Jy sigma=1.824953 ! Fit after self-cal, rms=0.080132Jy sigma=1.818836 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0268182 Jy ! Component: 100 - total flux cleaned = 0.0389254 Jy ! Total flux subtracted in 100 components = 0.0389254 Jy ! Clean residual min=-0.006893 max=0.020772 Jy/beam ! Clean residual mean=0.000003 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 0.26979 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.26979 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=0.068873Jy sigma=1.565439 ! Fit after self-cal, rms=0.068825Jy sigma=1.564403 ! Inverting map ! Added new window around map position (-3, 3.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017825 Jy ! Component: 100 - total flux cleaned = 0.0266215 Jy ! Total flux subtracted in 100 components = 0.0266215 Jy ! Clean residual min=-0.006913 max=0.011697 Jy/beam ! Clean residual mean=0.000003 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.296411 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.296411 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=0.062397Jy sigma=1.413789 ! Fit after self-cal, rms=0.062091Jy sigma=1.407546 ! Inverting map ! Added new window around map position (-1.6, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110021 Jy ! Component: 100 - total flux cleaned = 0.0180626 Jy ! Total flux subtracted in 100 components = 0.0180626 Jy ! Clean residual min=-0.005866 max=0.006182 Jy/beam ! Clean residual mean=0.000001 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.314474 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.314474 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=0.059073Jy sigma=1.337340 ! Fit after self-cal, rms=0.058962Jy sigma=1.334787 ! 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=0.9207 mas, bmaj=1.711 mas, bpa=-4.702 degrees ! Estimated noise=0.156845 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 (0.4, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00994455 Jy ! Component: 100 - total flux cleaned = 0.0174276 Jy ! Component: 150 - total flux cleaned = 0.0233796 Jy ! Component: 200 - total flux cleaned = 0.0282409 Jy ! Total flux subtracted in 200 components = 0.0282409 Jy ! Clean residual min=-0.005034 max=0.006001 Jy/beam ! Clean residual mean=-0.000005 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 0.342715 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 66 components and 0.342715 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=0.056428Jy sigma=1.277626 ! Fit after self-cal, rms=0.056324Jy sigma=1.275505 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9207 x 1.711 at -4.702 degrees (North through East) ! Clean map min=-0.0047182 max=0.23006 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 1.01 ! LA 1.00 MK 1.00 NL 1.09 OV 0.93 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.03 ! LA 0.98 MK 1.02 NL 1.10 OV 0.93 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.02 ! LA 0.99 MK 1.01 NL 1.09 OV 0.92 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.96 KP 1.02 ! LA 0.99 MK 1.02 NL 1.08 OV 0.92 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.02 ! LA 0.98 MK 1.01 NL 1.10 OV 0.92 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 KP 1.01 ! LA 0.98 MK 1.02 NL 1.09 OV 0.93 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.96 KP 1.01 ! LA 0.99 MK 1.03 NL 1.10 OV 0.92 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.95 KP 1.01 ! LA 0.99 MK 1.03 NL 1.10 OV 0.92 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.97 KP 1.01 ! LA 0.97 MK 1.04 NL 1.10 OV 0.92 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.94 KP 1.01 ! LA 1.00 MK 1.02 NL 1.11 OV 0.92 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.96 KP 1.02 ! LA 1.01 MK 1.02 NL 1.10 OV 0.93 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 1.03 ! LA 0.98 MK 1.01 NL 1.10 OV 0.92 ! PT 0.90 SC 0.97 ! ! ! Fit before self-cal, rms=0.056324Jy sigma=1.275505 ! Fit after self-cal, rms=0.051879Jy sigma=1.187938 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9228 mas, bmaj=1.721 mas, bpa=-4.337 degrees ! Estimated noise=0.154863 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 = 0.00346384 Jy ! Component: 100 - total flux cleaned = 0.00388109 Jy ! Component: 150 - total flux cleaned = 0.00412535 Jy ! Component: 200 - total flux cleaned = 0.00451649 Jy ! Total flux subtracted in 200 components = 0.00451649 Jy ! Clean residual min=-0.001809 max=0.004171 Jy/beam ! Clean residual mean=-0.000001 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.347231 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 82 components and 0.347231 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=0.051485Jy sigma=1.177795 ! Fit after self-cal, rms=0.051469Jy sigma=1.176911 ! Inverting map ! Added new window around map position (-5.2, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370823 Jy ! Component: 100 - total flux cleaned = 0.00542575 Jy ! Component: 150 - total flux cleaned = 0.00610815 Jy ! Component: 200 - total flux cleaned = 0.00658653 Jy ! Total flux subtracted in 200 components = 0.00658653 Jy ! Clean residual min=-0.001550 max=0.001751 Jy/beam ! Clean residual mean=-0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.353818 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 105 components and 0.353818 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=0.051179Jy sigma=1.169629 ! Fit after self-cal, rms=0.051162Jy sigma=1.169229 ! 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=0.051162Jy sigma=1.169229 ! Fit after self-cal, rms=0.050950Jy sigma=1.163183 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.922 mas, bmaj=1.719 mas, bpa=-4.289 degrees ! Estimated noise=0.154856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000913259 Jy ! Component: 100 - total flux cleaned = 0.00154931 Jy ! Component: 150 - total flux cleaned = 0.001996 Jy ! Component: 200 - total flux cleaned = 0.00234182 Jy ! Total flux subtracted in 200 components = 0.00234182 Jy ! Clean residual min=-0.001046 max=0.001202 Jy/beam ! Clean residual mean=-0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.35616 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 116 components and 0.35616 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=0.050857Jy sigma=1.160933 ! Fit after self-cal, rms=0.050856Jy sigma=1.160831 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 (3.6, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000832545 Jy ! Component: 100 - total flux cleaned = 0.00111749 Jy ! Component: 150 - total flux cleaned = 0.001215 Jy ! Component: 200 - total flux cleaned = 0.00136598 Jy ! Total flux subtracted in 200 components = 0.00136598 Jy ! Clean residual min=-0.000949 max=0.001141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.357526 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 128 components and 0.357526 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=0.050810Jy sigma=1.159800 ! Fit after self-cal, rms=0.050809Jy sigma=1.159783 ! Inverting map ! Added new window around map position (32, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000826633 Jy ! Component: 100 - total flux cleaned = 0.00085514 Jy ! Component: 150 - total flux cleaned = 0.000935436 Jy ! Component: 200 - total flux cleaned = 0.00101041 Jy ! Total flux subtracted in 200 components = 0.00101041 Jy ! Clean residual min=-0.000935 max=0.000934 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.358536 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 143 components and 0.358536 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=0.050775Jy sigma=1.159027 ! Fit after self-cal, rms=0.050774Jy sigma=1.159006 ! 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=0.050774Jy sigma=1.159006 ! Fit after self-cal, rms=0.050754Jy sigma=1.158637 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.921 mas, bmaj=1.718 mas, bpa=-4.249 degrees ! Estimated noise=0.154802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0003588 Jy ! Component: 100 - total flux cleaned = 0.00070544 Jy ! Component: 150 - total flux cleaned = 0.000984306 Jy ! Component: 200 - total flux cleaned = 0.00107606 Jy ! Total flux subtracted in 200 components = 0.00107606 Jy ! Clean residual min=-0.000837 max=0.000850 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.359612 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 156 components and 0.359612 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=0.050728Jy sigma=1.157986 ! Fit after self-cal, rms=0.050727Jy sigma=1.157968 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 = 7.39735e-05 Jy ! Component: 100 - total flux cleaned = 0.000202173 Jy ! Component: 150 - total flux cleaned = 0.000263108 Jy ! Component: 200 - total flux cleaned = 0.000360029 Jy ! Total flux subtracted in 200 components = 0.000360029 Jy ! Clean residual min=-0.000808 max=0.000826 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.359972 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 159 components and 0.359972 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=0.050712Jy sigma=1.157621 ! Fit after self-cal, rms=0.050712Jy sigma=1.157612 ! 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=0.050712Jy sigma=1.157612 ! Fit after self-cal, rms=0.050701Jy sigma=1.157528 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.102 mas, bmaj=2.709 mas, bpa=-1.563 degrees ! Estimated noise=0.196193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000258641 Jy ! Component: 100 - total flux cleaned = 0.000425723 Jy ! Component: 150 - total flux cleaned = 0.000629971 Jy ! Component: 200 - total flux cleaned = 0.000793742 Jy ! Total flux subtracted in 200 components = 0.000793742 Jy ! Clean residual min=-0.001008 max=0.000929 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.360766 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 179 components and 0.360766 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=0.050691Jy sigma=1.157292 ! Fit after self-cal, rms=0.050691Jy sigma=1.157277 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 = 1.217e-05 Jy ! Component: 100 - total flux cleaned = 0.000116524 Jy ! Component: 150 - total flux cleaned = 0.000188028 Jy ! Component: 200 - total flux cleaned = 0.000210116 Jy ! Total flux subtracted in 200 components = 0.000210116 Jy ! Clean residual min=-0.001006 max=0.000920 Jy/beam ! Clean residual mean=-0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.360976 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 193 components and 0.360976 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=0.050686Jy sigma=1.157168 ! Fit after self-cal, rms=0.050686Jy sigma=1.157158 ! 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=0.9203 mas, bmaj=1.718 mas, bpa=-4.228 degrees ! Estimated noise=0.154772 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9203 x 1.718 at -4.228 degrees (North through East) ! Clean map min=-0.00074886 max=0.22748 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=0.7089 mas, bmaj=1.406 mas, bpa=-3.966 degrees ! Estimated noise=0.316894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.169457 Jy ! Component: 100 - total flux cleaned = 0.230769 Jy ! Component: 150 - total flux cleaned = 0.259508 Jy ! Component: 200 - total flux cleaned = 0.277907 Jy ! Total flux subtracted in 200 components = 0.277907 Jy ! Clean residual min=-0.004364 max=0.010349 Jy/beam ! Clean residual mean=0.000003 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.277907 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.277907 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9203 mas, bmaj=1.718 mas, bpa=-4.228 degrees ! Estimated noise=0.154772 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 = 0.0194253 Jy ! Component: 100 - total flux cleaned = 0.0325087 Jy ! Component: 150 - total flux cleaned = 0.0418971 Jy ! Component: 200 - total flux cleaned = 0.0489127 Jy ! Total flux subtracted in 200 components = 0.0489127 Jy ! Clean residual min=-0.001889 max=0.004158 Jy/beam ! Clean residual mean=-0.000002 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.326819 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 41 components and 0.326819 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00555001 Jy ! Component: 100 - total flux cleaned = 0.0100029 Jy ! Component: 150 - total flux cleaned = 0.0136118 Jy ! Component: 200 - total flux cleaned = 0.0165466 Jy ! Total flux subtracted in 200 components = 0.0165466 Jy ! Clean residual min=-0.001327 max=0.001765 Jy/beam ! Clean residual mean=-0.000001 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.343366 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 61 components and 0.343366 Jy ! Inverting map ! Added new window around map position (-3.8, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241563 Jy ! Component: 100 - total flux cleaned = 0.00442351 Jy ! Component: 150 - total flux cleaned = 0.00611049 Jy ! Component: 200 - total flux cleaned = 0.0075444 Jy ! Total flux subtracted in 200 components = 0.0075444 Jy ! Clean residual min=-0.001060 max=0.000989 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.35091 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 98 components and 0.35091 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=2.102 mas, bmaj=2.709 mas, bpa=-1.563 degrees ! Estimated noise=0.196193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020827 Jy ! Component: 100 - total flux cleaned = 0.00353472 Jy ! Component: 150 - total flux cleaned = 0.00465121 Jy ! Component: 200 - total flux cleaned = 0.00556161 Jy ! Total flux subtracted in 200 components = 0.00556161 Jy ! Clean residual min=-0.001125 max=0.001061 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.356472 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 = 0.000763914 Jy ! Component: 100 - total flux cleaned = 0.00141064 Jy ! Component: 150 - total flux cleaned = 0.00196803 Jy ! Component: 200 - total flux cleaned = 0.00239703 Jy ! Total flux subtracted in 200 components = 0.00239703 Jy ! Clean residual min=-0.001031 max=0.000998 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.358869 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 172 components and 0.358869 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9203 mas, bmaj=1.718 mas, bpa=-4.228 degrees ! Estimated noise=0.154772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000277598 Jy ! Component: 100 - total flux cleaned = 0.000421121 Jy ! Component: 150 - total flux cleaned = 0.000573489 Jy ! Component: 200 - total flux cleaned = 0.000712075 Jy ! Total flux subtracted in 200 components = 0.000712075 Jy ! Clean residual min=-0.000816 max=0.000838 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.359581 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 189 components and 0.359581 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=0.050701Jy sigma=1.157485 ! Fit after self-cal, rms=0.050688Jy sigma=1.157224 wmodel J1832+2833_X_map.mod ! Writing 189 model components to file: J1832+2833_X_map.mod wobs J1832+2833_X_uvs.fits ! Writing UV FITS file: J1832+2833_X_uvs.fits wwins J1832+2833_X_map.win ! wwins: Wrote 8 windows to J1832+2833_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 = 1.37444e-05 Jy ! Component: 100 - total flux cleaned = 4.18545e-05 Jy ! Component: 150 - total flux cleaned = 2.79581e-05 Jy ! Component: 200 - total flux cleaned = 1.70263e-06 Jy ! Component: 250 - total flux cleaned = -2.407e-05 Jy ! Component: 300 - total flux cleaned = -3.67581e-05 Jy ! Component: 350 - total flux cleaned = -8.55712e-05 Jy ! Component: 400 - total flux cleaned = -0.000109471 Jy ! Component: 450 - total flux cleaned = -0.000144461 Jy ! Component: 500 - total flux cleaned = -0.000144481 Jy ! Component: 550 - total flux cleaned = -0.000133132 Jy ! Component: 600 - total flux cleaned = -0.000121983 Jy ! Component: 650 - total flux cleaned = -0.000122186 Jy ! Component: 700 - total flux cleaned = -0.00016578 Jy ! Component: 750 - total flux cleaned = -0.000186995 Jy ! Component: 800 - total flux cleaned = -0.000187135 Jy ! Component: 850 - total flux cleaned = -0.000239276 Jy ! Component: 900 - total flux cleaned = -0.000280433 Jy ! Component: 950 - total flux cleaned = -0.000259995 Jy ! Component: 1000 - total flux cleaned = -0.000310408 Jy ! Component: 1050 - total flux cleaned = -0.000290473 Jy ! Component: 1100 - total flux cleaned = -0.000339994 Jy ! Component: 1150 - total flux cleaned = -0.000349599 Jy ! Component: 1200 - total flux cleaned = -0.000359291 Jy ! Component: 1250 - total flux cleaned = -0.000359355 Jy ! Component: 1300 - total flux cleaned = -0.00035938 Jy ! Component: 1350 - total flux cleaned = -0.000415919 Jy ! Component: 1400 - total flux cleaned = -0.000406648 Jy ! Component: 1450 - total flux cleaned = -0.000452941 Jy ! Component: 1500 - total flux cleaned = -0.00045295 Jy ! Component: 1550 - total flux cleaned = -0.000462072 Jy ! Component: 1600 - total flux cleaned = -0.000489087 Jy ! Component: 1650 - total flux cleaned = -0.000524866 Jy ! Component: 1700 - total flux cleaned = -0.000533666 Jy ! Component: 1750 - total flux cleaned = -0.000586249 Jy ! Component: 1800 - total flux cleaned = -0.000621153 Jy ! Component: 1850 - total flux cleaned = -0.000629741 Jy ! Component: 1900 - total flux cleaned = -0.000664057 Jy ! Component: 1950 - total flux cleaned = -0.000664007 Jy ! Component: 2000 - total flux cleaned = -0.000714575 Jy ! Component: 2050 - total flux cleaned = -0.000722836 Jy ! Component: 2100 - total flux cleaned = -0.000756028 Jy ! Component: 2150 - total flux cleaned = -0.000706497 Jy ! Component: 2200 - total flux cleaned = -0.000755663 Jy ! Component: 2250 - total flux cleaned = -0.000755685 Jy ! Component: 2300 - total flux cleaned = -0.000739449 Jy ! Component: 2350 - total flux cleaned = -0.000771565 Jy ! Component: 2400 - total flux cleaned = -0.000779486 Jy ! Component: 2450 - total flux cleaned = -0.00082695 Jy ! Component: 2500 - total flux cleaned = -0.000834775 Jy ! Component: 2550 - total flux cleaned = -0.000842474 Jy ! Component: 2600 - total flux cleaned = -0.000857885 Jy ! Component: 2650 - total flux cleaned = -0.000850202 Jy ! Component: 2700 - total flux cleaned = -0.000888435 Jy ! Component: 2750 - total flux cleaned = -0.000888391 Jy ! Component: 2800 - total flux cleaned = -0.000948781 Jy ! Component: 2850 - total flux cleaned = -0.00094124 Jy ! Component: 2900 - total flux cleaned = -0.000956169 Jy ! Component: 2950 - total flux cleaned = -0.000956167 Jy ! Component: 3000 - total flux cleaned = -0.00099294 Jy ! Component: 3050 - total flux cleaned = -0.00102948 Jy ! Component: 3100 - total flux cleaned = -0.0010149 Jy ! Component: 3150 - total flux cleaned = -0.00104372 Jy ! Component: 3200 - total flux cleaned = -0.00101495 Jy ! Component: 3250 - total flux cleaned = -0.00105784 Jy ! Component: 3300 - total flux cleaned = -0.00106487 Jy ! Component: 3350 - total flux cleaned = -0.0010719 Jy ! Component: 3400 - total flux cleaned = -0.00110002 Jy ! Component: 3450 - total flux cleaned = -0.00111406 Jy ! Component: 3500 - total flux cleaned = -0.00114178 Jy ! Component: 3550 - total flux cleaned = -0.00112096 Jy ! Component: 3600 - total flux cleaned = -0.00112097 Jy ! Component: 3650 - total flux cleaned = -0.00113465 Jy ! Component: 3700 - total flux cleaned = -0.00114818 Jy ! Component: 3750 - total flux cleaned = -0.0011617 Jy ! Component: 3800 - total flux cleaned = -0.00118181 Jy ! Component: 3850 - total flux cleaned = -0.00120853 Jy ! Component: 3900 - total flux cleaned = -0.00122187 Jy ! Component: 3950 - total flux cleaned = -0.00122853 Jy ! Component: 4000 - total flux cleaned = -0.00125489 Jy ! Component: 4050 - total flux cleaned = -0.00129428 Jy ! Total flux subtracted in 4096 components = -0.00128774 Jy ! Clean residual min=-0.000506 max=0.000351 Jy/beam ! Clean residual mean=0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.358293 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 514 components and 0.358293 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1832+2833_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9203 x 1.718 at -4.228 degrees (North through East) ! Clean map min=-0.00059205 max=0.22701 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1832+2833_X_map.fits wmodel /vlbi/uf001/uva//J1832+2833_X_map.mod ! Writing 514 model components to file: /vlbi/uf001/uva//J1832+2833_X_map.mod wobs /vlbi/uf001/uva//J1832+2833_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1832+2833_X_uvs.fits wwins /vlbi/uf001/uva//J1832+2833_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1832+2833_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.227008 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111154 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.146895 0.146895 0.29379 0.587579 1.17516 2.35032 4.70063 9.40127 18.8025 37.6051 75.2101 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.227 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2042.28 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1832+2833_X_dfm.log closed on Mon Jan 14 04:41:54 2019