! Started logfile: /vlbi/uf001/uva//J0232+2628_X_dfm.log on Sun Jan 13 21:27:36 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//J0232+2628_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0232+2628_X_uva.fits ! AN table 1: 42 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.760771 visibilities/baseline/integration-bin. ! Found source: J0232+2628 ! ! 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 8052 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 J0232+2628_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 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.067583Jy sigma=24.146173 ! Fit after self-cal, rms=0.680805Jy sigma=15.436583 ! 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=1.225 mas, bmaj=3.114 mas, bpa=-23.33 degrees ! Estimated noise=0.596986 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 = 0.245387 Jy ! Component: 100 - total flux cleaned = 0.30478 Jy ! Total flux subtracted in 100 components = 0.30478 Jy ! Clean residual min=-0.013353 max=0.023802 Jy/beam ! Clean residual mean=0.000048 rms=0.003807 Jy/beam ! Combined flux in latest and established models = 0.30478 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.30478 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=0.070961Jy sigma=1.593405 ! Fit after self-cal, rms=0.070939Jy sigma=1.592578 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0266563 Jy ! Component: 100 - total flux cleaned = 0.0437207 Jy ! Total flux subtracted in 100 components = 0.0437207 Jy ! Clean residual min=-0.010068 max=0.009824 Jy/beam ! Clean residual mean=0.000022 rms=0.002415 Jy/beam ! Combined flux in latest and established models = 0.3485 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.3485 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=0.057650Jy sigma=1.283649 ! Fit after self-cal, rms=0.057578Jy sigma=1.281689 ! 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=1.507 mas, bmaj=3.402 mas, bpa=-22.26 degrees ! Estimated noise=0.381266 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 = 0.0158101 Jy ! Component: 100 - total flux cleaned = 0.0255124 Jy ! Component: 150 - total flux cleaned = 0.0320841 Jy ! Component: 200 - total flux cleaned = 0.0367093 Jy ! Total flux subtracted in 200 components = 0.0367093 Jy ! Clean residual min=-0.006793 max=0.007765 Jy/beam ! Clean residual mean=0.000011 rms=0.001842 Jy/beam ! Combined flux in latest and established models = 0.38521 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 51 components and 0.38521 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=0.052739Jy sigma=1.161307 ! Fit after self-cal, rms=0.052638Jy sigma=1.158605 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.507 x 3.402 at -22.26 degrees (North through East) ! Clean map min=-0.0066669 max=0.31843 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.00 KP 1.02 LA 0.99 ! NL 1.02 OV 0.95 PT 0.93 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 KP 1.05 LA 0.98 ! NL 1.04 OV 0.96 PT 0.96 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.99 KP 1.03 LA 0.98 ! NL 1.04 OV 0.95 PT 0.93 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.99 KP 1.03 LA 0.97 ! NL 1.03 OV 0.95 PT 0.95 ! ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.02 KP 1.05 LA 0.98 ! NL 1.03 OV 0.96 PT 0.93 ! ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.03 KP 1.03 LA 0.99 ! NL 1.03 OV 0.96 PT 0.94 ! ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.02 KP 1.02 LA 1.00 ! NL 1.02 OV 0.94 PT 0.95 ! ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.03 LA 0.99 ! NL 1.04 OV 0.94 PT 0.94 ! ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.03 KP 1.04 LA 1.00 ! NL 1.02 OV 0.94 PT 0.94 ! ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.01 KP 1.05 LA 0.97 ! NL 1.03 OV 0.95 PT 0.94 ! ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.02 LA 1.00 ! NL 1.03 OV 0.95 PT 0.97 ! ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.01 KP 1.05 LA 0.98 ! NL 1.02 OV 0.95 PT 0.95 ! ! ! Fit before self-cal, rms=0.052638Jy sigma=1.158605 ! Fit after self-cal, rms=0.050706Jy sigma=1.105158 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.505 mas, bmaj=3.399 mas, bpa=-21.69 degrees ! Estimated noise=0.382588 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 = 0.00218411 Jy ! Component: 100 - total flux cleaned = 0.00254312 Jy ! Component: 150 - total flux cleaned = 0.00275733 Jy ! Component: 200 - total flux cleaned = 0.00294223 Jy ! Total flux subtracted in 200 components = 0.00294223 Jy ! Clean residual min=-0.005035 max=0.005777 Jy/beam ! Clean residual mean=0.000002 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 0.388152 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.388152 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=0.050321Jy sigma=1.096193 ! Fit after self-cal, rms=0.050328Jy sigma=1.095407 ! 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=0.050328Jy sigma=1.095407 ! Fit after self-cal, rms=0.049809Jy sigma=1.077540 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.504 mas, bmaj=3.397 mas, bpa=-21.71 degrees ! Estimated noise=0.383339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00055196 Jy ! Component: 100 - total flux cleaned = 0.000391892 Jy ! Component: 150 - total flux cleaned = 0.000264884 Jy ! Component: 200 - total flux cleaned = 0.000225593 Jy ! Total flux subtracted in 200 components = 0.000225593 Jy ! Clean residual min=-0.003675 max=0.005298 Jy/beam ! Clean residual mean=-0.000001 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 0.388378 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 0.388378 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=0.049689Jy sigma=1.075291 ! Fit after self-cal, rms=0.049680Jy sigma=1.074942 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 (-1, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494853 Jy ! Component: 100 - total flux cleaned = 0.00810147 Jy ! Component: 150 - total flux cleaned = 0.0105765 Jy ! Component: 200 - total flux cleaned = 0.0125645 Jy ! Total flux subtracted in 200 components = 0.0125645 Jy ! Clean residual min=-0.003416 max=0.003861 Jy/beam ! Clean residual mean=-0.000002 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.400942 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 105 components and 0.400942 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=0.049014Jy sigma=1.061150 ! Fit after self-cal, rms=0.048995Jy sigma=1.060780 ! Inverting map ! Added new window around map position (-0.6, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317235 Jy ! Component: 100 - total flux cleaned = 0.00485768 Jy ! Component: 150 - total flux cleaned = 0.00630516 Jy ! Component: 200 - total flux cleaned = 0.00759938 Jy ! Total flux subtracted in 200 components = 0.00759938 Jy ! Clean residual min=-0.002912 max=0.002680 Jy/beam ! Clean residual mean=-0.000004 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.408542 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 128 components and 0.408542 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=0.048681Jy sigma=1.054606 ! Fit after self-cal, rms=0.048673Jy sigma=1.054335 ! 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=0.048673Jy sigma=1.054335 ! Fit after self-cal, rms=0.048549Jy sigma=1.052993 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.504 mas, bmaj=3.395 mas, bpa=-21.66 degrees ! Estimated noise=0.382892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178868 Jy ! Component: 100 - total flux cleaned = 0.00304092 Jy ! Component: 150 - total flux cleaned = 0.00399331 Jy ! Component: 200 - total flux cleaned = 0.0048035 Jy ! Total flux subtracted in 200 components = 0.0048035 Jy ! Clean residual min=-0.002719 max=0.002254 Jy/beam ! Clean residual mean=-0.000004 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.413345 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 147 components and 0.413345 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=0.048419Jy sigma=1.050335 ! Fit after self-cal, rms=0.048416Jy sigma=1.050268 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 = 0.000831942 Jy ! Component: 100 - total flux cleaned = 0.00161113 Jy ! Component: 150 - total flux cleaned = 0.00206441 Jy ! Component: 200 - total flux cleaned = 0.00245242 Jy ! Total flux subtracted in 200 components = 0.00245242 Jy ! Clean residual min=-0.002539 max=0.002152 Jy/beam ! Clean residual mean=-0.000004 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.415798 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 161 components and 0.415798 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=0.048357Jy sigma=1.049041 ! Fit after self-cal, rms=0.048354Jy sigma=1.049010 ! 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=0.048354Jy sigma=1.049010 ! Fit after self-cal, rms=0.048320Jy sigma=1.048654 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.224 mas, bmaj=3.757 mas, bpa=-23.28 degrees ! Estimated noise=0.417635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100172 Jy ! Component: 100 - total flux cleaned = 0.00179985 Jy ! Component: 150 - total flux cleaned = 0.00239984 Jy ! Component: 200 - total flux cleaned = 0.00293485 Jy ! Total flux subtracted in 200 components = 0.00293485 Jy ! Clean residual min=-0.002692 max=0.002343 Jy/beam ! Clean residual mean=-0.000006 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.418732 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 190 components and 0.418732 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=0.048279Jy sigma=1.047694 ! Fit after self-cal, rms=0.048273Jy sigma=1.047647 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 = 0.000342266 Jy ! Component: 100 - total flux cleaned = 0.000762243 Jy ! Component: 150 - total flux cleaned = 0.00114455 Jy ! Component: 200 - total flux cleaned = 0.00147326 Jy ! Total flux subtracted in 200 components = 0.00147326 Jy ! Clean residual min=-0.002647 max=0.002265 Jy/beam ! Clean residual mean=-0.000006 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.420206 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 200 components and 0.420206 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=0.048253Jy sigma=1.047175 ! Fit after self-cal, rms=0.048250Jy sigma=1.047153 ! 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=1.504 mas, bmaj=3.393 mas, bpa=-21.64 degrees ! Estimated noise=0.382727 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.504 x 3.393 at -21.64 degrees (North through East) ! Clean map min=-0.0023408 max=0.31922 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=1.222 mas, bmaj=3.113 mas, bpa=-22.96 degrees ! Estimated noise=0.597925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.245032 Jy ! Component: 100 - total flux cleaned = 0.304809 Jy ! Component: 150 - total flux cleaned = 0.330904 Jy ! Component: 200 - total flux cleaned = 0.346183 Jy ! Total flux subtracted in 200 components = 0.346183 Jy ! Clean residual min=-0.006639 max=0.008250 Jy/beam ! Clean residual mean=0.000019 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 0.346183 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 0.346183 Jy ! Inverting map and beam ! Estimated beam: bmin=1.504 mas, bmaj=3.393 mas, bpa=-21.64 degrees ! Estimated noise=0.382727 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 = 0.0139449 Jy ! Component: 100 - total flux cleaned = 0.0225532 Jy ! Component: 150 - total flux cleaned = 0.0290931 Jy ! Component: 200 - total flux cleaned = 0.03435 Jy ! Total flux subtracted in 200 components = 0.03435 Jy ! Clean residual min=-0.004291 max=0.004369 Jy/beam ! Clean residual mean=0.000006 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 0.380533 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 52 components and 0.380533 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=2.224 mas, bmaj=3.757 mas, bpa=-23.28 degrees ! Estimated noise=0.417635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00526887 Jy ! Component: 100 - total flux cleaned = 0.00929327 Jy ! Component: 150 - total flux cleaned = 0.0125731 Jy ! Component: 200 - total flux cleaned = 0.0154678 Jy ! Total flux subtracted in 200 components = 0.0154678 Jy ! Clean residual min=-0.003787 max=0.003776 Jy/beam ! Clean residual mean=0.000002 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.396001 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 = 0.00256607 Jy ! Component: 100 - total flux cleaned = 0.00486506 Jy ! Component: 150 - total flux cleaned = 0.00677172 Jy ! Component: 200 - total flux cleaned = 0.00864937 Jy ! Total flux subtracted in 200 components = 0.00864937 Jy ! Clean residual min=-0.003246 max=0.002851 Jy/beam ! Clean residual mean=-0.000001 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.404651 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 135 components and 0.404651 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.504 mas, bmaj=3.393 mas, bpa=-21.64 degrees ! Estimated noise=0.382727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182037 Jy ! Component: 100 - total flux cleaned = 0.00341462 Jy ! Component: 150 - total flux cleaned = 0.00478442 Jy ! Component: 200 - total flux cleaned = 0.00602476 Jy ! Total flux subtracted in 200 components = 0.00602476 Jy ! Clean residual min=-0.002535 max=0.002379 Jy/beam ! Clean residual mean=-0.000002 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.410675 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 161 components and 0.410675 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=0.048359Jy sigma=1.049723 ! Fit after self-cal, rms=0.048345Jy sigma=1.049262 wmodel J0232+2628_X_map.mod ! Writing 161 model components to file: J0232+2628_X_map.mod wobs J0232+2628_X_uvs.fits ! Writing UV FITS file: J0232+2628_X_uvs.fits wwins J0232+2628_X_map.win ! wwins: Wrote 3 windows to J0232+2628_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 = -0.000139121 Jy ! Component: 100 - total flux cleaned = -6.14981e-05 Jy ! Component: 150 - total flux cleaned = -0.000131995 Jy ! Component: 200 - total flux cleaned = 9.50963e-05 Jy ! Component: 250 - total flux cleaned = 0.000217344 Jy ! Component: 300 - total flux cleaned = 0.000276197 Jy ! Component: 350 - total flux cleaned = 0.000389164 Jy ! Component: 400 - total flux cleaned = 0.000496998 Jy ! Component: 450 - total flux cleaned = 0.000600813 Jy ! Component: 500 - total flux cleaned = 0.000600604 Jy ! Component: 550 - total flux cleaned = 0.000672863 Jy ! Component: 600 - total flux cleaned = 0.000741954 Jy ! Component: 650 - total flux cleaned = 0.000831792 Jy ! Component: 700 - total flux cleaned = 0.00091818 Jy ! Component: 750 - total flux cleaned = 0.0010018 Jy ! Component: 800 - total flux cleaned = 0.00104292 Jy ! Component: 850 - total flux cleaned = 0.00108307 Jy ! Component: 900 - total flux cleaned = 0.00114158 Jy ! Component: 950 - total flux cleaned = 0.00108459 Jy ! Component: 1000 - total flux cleaned = 0.00101096 Jy ! Component: 1050 - total flux cleaned = 0.00097547 Jy ! Component: 1100 - total flux cleaned = 0.000905599 Jy ! Component: 1150 - total flux cleaned = 0.000855277 Jy ! Component: 1200 - total flux cleaned = 0.00083853 Jy ! Component: 1250 - total flux cleaned = 0.000773987 Jy ! Component: 1300 - total flux cleaned = 0.000742159 Jy ! Component: 1350 - total flux cleaned = 0.000632802 Jy ! Component: 1400 - total flux cleaned = 0.000602388 Jy ! Component: 1450 - total flux cleaned = 0.000602211 Jy ! Component: 1500 - total flux cleaned = 0.000587132 Jy ! Component: 1550 - total flux cleaned = 0.000500456 Jy ! Component: 1600 - total flux cleaned = 0.000444139 Jy ! Component: 1650 - total flux cleaned = 0.000361376 Jy ! Component: 1700 - total flux cleaned = 0.000361214 Jy ! Component: 1750 - total flux cleaned = 0.000280921 Jy ! Component: 1800 - total flux cleaned = 0.000228421 Jy ! Component: 1850 - total flux cleaned = 0.000176691 Jy ! Component: 1900 - total flux cleaned = 0.000100292 Jy ! Component: 1950 - total flux cleaned = 5.05824e-05 Jy ! Component: 2000 - total flux cleaned = 2.60631e-05 Jy ! Component: 2050 - total flux cleaned = -3.44381e-05 Jy ! Component: 2100 - total flux cleaned = -3.42973e-05 Jy ! Component: 2150 - total flux cleaned = -8.14814e-05 Jy ! Component: 2200 - total flux cleaned = -0.00011643 Jy ! Component: 2250 - total flux cleaned = -0.000127844 Jy ! Component: 2300 - total flux cleaned = -0.00017337 Jy ! Component: 2350 - total flux cleaned = -0.000184774 Jy ! Component: 2400 - total flux cleaned = -0.000218195 Jy ! Component: 2450 - total flux cleaned = -0.000284121 Jy ! Component: 2500 - total flux cleaned = -0.000316753 Jy ! Component: 2550 - total flux cleaned = -0.000348967 Jy ! Component: 2600 - total flux cleaned = -0.00039156 Jy ! Component: 2650 - total flux cleaned = -0.000423142 Jy ! Component: 2700 - total flux cleaned = -0.000454304 Jy ! Component: 2750 - total flux cleaned = -0.000485078 Jy ! Component: 2800 - total flux cleaned = -0.000505364 Jy ! Component: 2850 - total flux cleaned = -0.000545467 Jy ! Component: 2900 - total flux cleaned = -0.000555373 Jy ! Component: 2950 - total flux cleaned = -0.000565279 Jy ! Component: 3000 - total flux cleaned = -0.000575047 Jy ! Component: 3050 - total flux cleaned = -0.000594367 Jy ! Component: 3100 - total flux cleaned = -0.000613545 Jy ! Component: 3150 - total flux cleaned = -0.000689311 Jy ! Component: 3200 - total flux cleaned = -0.000661144 Jy ! Component: 3250 - total flux cleaned = -0.000689066 Jy ! Component: 3300 - total flux cleaned = -0.000725741 Jy ! Component: 3350 - total flux cleaned = -0.000707564 Jy ! Component: 3400 - total flux cleaned = -0.000743611 Jy ! Component: 3450 - total flux cleaned = -0.00077942 Jy ! Component: 3500 - total flux cleaned = -0.000814869 Jy ! Component: 3550 - total flux cleaned = -0.00084999 Jy ! Component: 3600 - total flux cleaned = -0.000910942 Jy ! Component: 3650 - total flux cleaned = -0.000910991 Jy ! Component: 3700 - total flux cleaned = -0.000971104 Jy ! Component: 3750 - total flux cleaned = -0.00103925 Jy ! Component: 3800 - total flux cleaned = -0.00107301 Jy ! Component: 3850 - total flux cleaned = -0.00109809 Jy ! Component: 3900 - total flux cleaned = -0.00114801 Jy ! Component: 3950 - total flux cleaned = -0.00120586 Jy ! Component: 4000 - total flux cleaned = -0.00120592 Jy ! Component: 4050 - total flux cleaned = -0.00122227 Jy ! Total flux subtracted in 4096 components = -0.00126284 Jy ! Clean residual min=-0.000523 max=0.000488 Jy/beam ! Clean residual mean=-0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.409412 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 454 components and 0.409413 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0232+2628_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.504 x 3.393 at -21.64 degrees (North through East) ! Clean map min=-0.0011516 max=0.31979 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0232+2628_X_map.fits wmodel /vlbi/uf001/uva//J0232+2628_X_map.mod ! Writing 454 model components to file: /vlbi/uf001/uva//J0232+2628_X_map.mod wobs /vlbi/uf001/uva//J0232+2628_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0232+2628_X_uvs.fits wwins /vlbi/uf001/uva//J0232+2628_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0232+2628_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.31979 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138704 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.130121 0.130121 0.260241 0.520482 1.04096 2.08193 4.16386 8.32771 16.6554 33.3108 66.6217 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.319 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2305.55 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0232+2628_X_dfm.log closed on Sun Jan 13 21:27:41 2019