! Started logfile: /vlbi/uf001/uva//J0939+4141_X_dfm.log on Mon Jan 14 00:33:59 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//J0939+4141_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0939+4141_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.763889 visibilities/baseline/integration-bin. ! Found source: J0939+4141 ! ! 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 13860 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 J0939+4141_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 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012857Jy sigma=21.433648 ! Fit after self-cal, rms=0.866299Jy sigma=18.234331 ! 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=0.6992 mas, bmaj=1.105 mas, bpa=0.1067 degrees ! Estimated noise=0.555185 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 = 0.100333 Jy ! Component: 100 - total flux cleaned = 0.132381 Jy ! Total flux subtracted in 100 components = 0.132381 Jy ! Clean residual min=-0.006491 max=0.013659 Jy/beam ! Clean residual mean=-0.000002 rms=0.001487 Jy/beam ! Combined flux in latest and established models = 0.132381 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.132381 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=0.071398Jy sigma=1.387311 ! Fit after self-cal, rms=0.071382Jy sigma=1.386486 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147702 Jy ! Component: 100 - total flux cleaned = 0.0221643 Jy ! Total flux subtracted in 100 components = 0.0221643 Jy ! Clean residual min=-0.005656 max=0.006112 Jy/beam ! Clean residual mean=-0.000001 rms=0.001127 Jy/beam ! Combined flux in latest and established models = 0.154546 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.154546 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=0.068340Jy sigma=1.301038 ! Fit after self-cal, rms=0.068344Jy sigma=1.300721 ! 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=0.8605 mas, bmaj=1.379 mas, bpa=0.5305 degrees ! Estimated noise=0.315174 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 = 0.00508682 Jy ! Component: 100 - total flux cleaned = 0.007108 Jy ! Component: 150 - total flux cleaned = 0.00711278 Jy ! Component: 200 - total flux cleaned = 0.00706704 Jy ! Total flux subtracted in 200 components = 0.00706704 Jy ! Clean residual min=-0.004317 max=0.005856 Jy/beam ! Clean residual mean=-0.000008 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.161613 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.161613 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=0.068099Jy sigma=1.290832 ! Fit after self-cal, rms=0.068100Jy sigma=1.290769 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8605 x 1.379 at 0.5305 degrees (North through East) ! Clean map min=-0.0039316 max=0.13614 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.91 LA 0.92 ! MK 1.00 NL 1.12 OV 0.99 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.90 LA 0.93 ! MK 1.02 NL 1.13 OV 0.98 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.92 LA 0.91 ! MK 1.02 NL 1.14 OV 0.96 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.94 LA 0.89 ! MK 0.99 NL 1.17 OV 1.01 PT 0.98 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.90 LA 0.91 ! MK 1.01 NL 1.14 OV 1.00 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.92 LA 0.91 ! MK 1.01 NL 1.18 OV 0.99 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.92 LA 0.92 ! MK 1.04 NL 1.15 OV 0.99 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.92 LA 0.93 ! MK 1.03 NL 1.19 OV 0.97 PT 0.95 ! SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.92 LA 0.93 ! MK 1.05 NL 1.16 OV 1.04 PT 0.99 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.99 LA 0.90 ! MK 1.06 NL 1.14 OV 0.98 PT 1.00 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.89 LA 0.91 ! MK 1.05 NL 1.15 OV 1.01 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.91 LA 0.93 ! MK 1.03 NL 1.21 OV 1.00 PT 0.98 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.068100Jy sigma=1.290769 ! Fit after self-cal, rms=0.065863Jy sigma=1.252991 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8615 mas, bmaj=1.382 mas, bpa=0.7112 degrees ! Estimated noise=0.312023 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 = -0.0014023 Jy ! Component: 100 - total flux cleaned = -0.00151441 Jy ! Component: 150 - total flux cleaned = -0.00158083 Jy ! Component: 200 - total flux cleaned = -0.00158207 Jy ! Total flux subtracted in 200 components = -0.00158207 Jy ! Clean residual min=-0.003166 max=0.003430 Jy/beam ! Clean residual mean=-0.000007 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.160031 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 0.160031 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=0.065794Jy sigma=1.252506 ! Fit after self-cal, rms=0.065890Jy sigma=1.252005 ! 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=0.065890Jy sigma=1.252005 ! Fit after self-cal, rms=0.068016Jy sigma=1.232247 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8586 mas, bmaj=1.384 mas, bpa=1.209 degrees ! Estimated noise=0.311636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000492583 Jy ! Component: 100 - total flux cleaned = 0.000590143 Jy ! Component: 150 - total flux cleaned = 0.000619651 Jy ! Component: 200 - total flux cleaned = 0.000593414 Jy ! Total flux subtracted in 200 components = 0.000593414 Jy ! Clean residual min=-0.001945 max=0.002002 Jy/beam ! Clean residual mean=0.000001 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.160624 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.160624 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=0.067988Jy sigma=1.231680 ! Fit after self-cal, rms=0.068082Jy sigma=1.231469 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.8, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107724 Jy ! Component: 100 - total flux cleaned = 0.00113229 Jy ! Component: 150 - total flux cleaned = 0.00117153 Jy ! Component: 200 - total flux cleaned = 0.00120586 Jy ! Total flux subtracted in 200 components = 0.00120586 Jy ! Clean residual min=-0.001855 max=0.001783 Jy/beam ! Clean residual mean=0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.16183 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.16183 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=0.068002Jy sigma=1.229943 ! Fit after self-cal, rms=0.068000Jy sigma=1.229837 ! 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=0.068000Jy sigma=1.229837 ! Fit after self-cal, rms=0.067946Jy sigma=1.229644 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8557 mas, bmaj=1.381 mas, bpa=1.323 degrees ! Estimated noise=0.311207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00059131 Jy ! Component: 100 - total flux cleaned = 0.000920952 Jy ! Component: 150 - total flux cleaned = 0.00109439 Jy ! Component: 200 - total flux cleaned = 0.00117477 Jy ! Total flux subtracted in 200 components = 0.00117477 Jy ! Clean residual min=-0.001781 max=0.001651 Jy/beam ! Clean residual mean=0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.163005 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.163005 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=0.067915Jy sigma=1.229046 ! Fit after self-cal, rms=0.067914Jy sigma=1.229010 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 = 0.000205735 Jy ! Component: 100 - total flux cleaned = 0.000257012 Jy ! Component: 150 - total flux cleaned = 0.00025697 Jy ! Component: 200 - total flux cleaned = 0.000257036 Jy ! Total flux subtracted in 200 components = 0.000257036 Jy ! Clean residual min=-0.001757 max=0.001654 Jy/beam ! Clean residual mean=0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.163262 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 54 components and 0.163262 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=0.067897Jy sigma=1.228696 ! Fit after self-cal, rms=0.067899Jy sigma=1.228682 ! 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=0.067899Jy sigma=1.228682 ! Fit after self-cal, rms=0.067914Jy sigma=1.228605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.003 mas, bmaj=2.416 mas, bpa=3.721 degrees ! Estimated noise=0.404925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000439659 Jy ! Component: 100 - total flux cleaned = 0.00057414 Jy ! Component: 150 - total flux cleaned = 0.000590067 Jy ! Component: 200 - total flux cleaned = 0.000564143 Jy ! Total flux subtracted in 200 components = 0.000564143 Jy ! Clean residual min=-0.001990 max=0.002043 Jy/beam ! Clean residual mean=0.000002 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.163826 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 0.163826 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=0.067916Jy sigma=1.228640 ! Fit after self-cal, rms=0.067909Jy sigma=1.228608 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 = 8.69728e-05 Jy ! Component: 100 - total flux cleaned = 0.000138955 Jy ! Component: 150 - total flux cleaned = 0.000139765 Jy ! Component: 200 - total flux cleaned = 0.000129694 Jy ! Total flux subtracted in 200 components = 0.000129694 Jy ! Clean residual min=-0.002002 max=0.002048 Jy/beam ! Clean residual mean=0.000002 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.163956 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 69 components and 0.163956 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=0.067913Jy sigma=1.228674 ! Fit after self-cal, rms=0.067911Jy sigma=1.228662 ! 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=0.8544 mas, bmaj=1.38 mas, bpa=1.354 degrees ! Estimated noise=0.311088 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8544 x 1.38 at 1.354 degrees (North through East) ! Clean map min=-0.0015257 max=0.1345 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=0.6937 mas, bmaj=1.108 mas, bpa=0.9852 degrees ! Estimated noise=0.546005 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0988749 Jy ! Component: 100 - total flux cleaned = 0.131549 Jy ! Component: 150 - total flux cleaned = 0.146604 Jy ! Component: 200 - total flux cleaned = 0.15422 Jy ! Total flux subtracted in 200 components = 0.15422 Jy ! Clean residual min=-0.003714 max=0.003505 Jy/beam ! Clean residual mean=0.000001 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.15422 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.15422 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8544 mas, bmaj=1.38 mas, bpa=1.354 degrees ! Estimated noise=0.311088 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 = 0.00477422 Jy ! Component: 100 - total flux cleaned = 0.0070853 Jy ! Component: 150 - total flux cleaned = 0.00826907 Jy ! Component: 200 - total flux cleaned = 0.0085753 Jy ! Total flux subtracted in 200 components = 0.0085753 Jy ! Clean residual min=-0.001976 max=0.001647 Jy/beam ! Clean residual mean=0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.162795 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.162795 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=2.003 mas, bmaj=2.416 mas, bpa=3.721 degrees ! Estimated noise=0.404925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146372 Jy ! Component: 100 - total flux cleaned = 0.00164472 Jy ! Component: 150 - total flux cleaned = 0.00167049 Jy ! Component: 200 - total flux cleaned = 0.00167056 Jy ! Total flux subtracted in 200 components = 0.00167056 Jy ! Clean residual min=-0.001965 max=0.002111 Jy/beam ! Clean residual mean=0.000003 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.164465 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 = -1.86322e-05 Jy ! Component: 100 - total flux cleaned = -1.85468e-05 Jy ! Component: 150 - total flux cleaned = -3.34166e-05 Jy ! Component: 200 - total flux cleaned = -3.36163e-05 Jy ! Total flux subtracted in 200 components = -3.36163e-05 Jy ! Clean residual min=-0.002002 max=0.002077 Jy/beam ! Clean residual mean=0.000002 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.164432 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 0.164432 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8544 mas, bmaj=1.38 mas, bpa=1.354 degrees ! Estimated noise=0.311088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000491831 Jy ! Component: 100 - total flux cleaned = -0.000489867 Jy ! Component: 150 - total flux cleaned = -0.000490724 Jy ! Component: 200 - total flux cleaned = -0.000415949 Jy ! Total flux subtracted in 200 components = -0.000415949 Jy ! Clean residual min=-0.001887 max=0.001630 Jy/beam ! Clean residual mean=0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.164016 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.164016 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=0.067942Jy sigma=1.229500 ! Fit after self-cal, rms=0.067945Jy sigma=1.229456 wmodel J0939+4141_X_map.mod ! Writing 54 model components to file: J0939+4141_X_map.mod wobs J0939+4141_X_uvs.fits ! Writing UV FITS file: J0939+4141_X_uvs.fits wwins J0939+4141_X_map.win ! wwins: Wrote 2 windows to J0939+4141_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 = -0.000571465 Jy ! Component: 100 - total flux cleaned = -0.000841897 Jy ! Component: 150 - total flux cleaned = -0.000871356 Jy ! Component: 200 - total flux cleaned = -0.00095292 Jy ! Component: 250 - total flux cleaned = -0.000925922 Jy ! Component: 300 - total flux cleaned = -0.000900442 Jy ! Component: 350 - total flux cleaned = -0.000925563 Jy ! Component: 400 - total flux cleaned = -0.000974445 Jy ! Component: 450 - total flux cleaned = -0.00102246 Jy ! Component: 500 - total flux cleaned = -0.00113927 Jy ! Component: 550 - total flux cleaned = -0.0012307 Jy ! Component: 600 - total flux cleaned = -0.00127545 Jy ! Component: 650 - total flux cleaned = -0.00134126 Jy ! Component: 700 - total flux cleaned = -0.00140632 Jy ! Component: 750 - total flux cleaned = -0.00136351 Jy ! Component: 800 - total flux cleaned = -0.0013638 Jy ! Component: 850 - total flux cleaned = -0.00140555 Jy ! Component: 900 - total flux cleaned = -0.00132407 Jy ! Component: 950 - total flux cleaned = -0.00144548 Jy ! Component: 1000 - total flux cleaned = -0.00136551 Jy ! Component: 1050 - total flux cleaned = -0.00138544 Jy ! Component: 1100 - total flux cleaned = -0.00136595 Jy ! Component: 1150 - total flux cleaned = -0.0013467 Jy ! Component: 1200 - total flux cleaned = -0.00134685 Jy ! Component: 1250 - total flux cleaned = -0.00136599 Jy ! Component: 1300 - total flux cleaned = -0.00136594 Jy ! Component: 1350 - total flux cleaned = -0.00132949 Jy ! Component: 1400 - total flux cleaned = -0.00134761 Jy ! Component: 1450 - total flux cleaned = -0.00131181 Jy ! Component: 1500 - total flux cleaned = -0.00134718 Jy ! Component: 1550 - total flux cleaned = -0.00127706 Jy ! Component: 1600 - total flux cleaned = -0.00131201 Jy ! Component: 1650 - total flux cleaned = -0.00132909 Jy ! Component: 1700 - total flux cleaned = -0.00129484 Jy ! Component: 1750 - total flux cleaned = -0.00126107 Jy ! Component: 1800 - total flux cleaned = -0.00131104 Jy ! Component: 1850 - total flux cleaned = -0.00136083 Jy ! Component: 1900 - total flux cleaned = -0.00134425 Jy ! Component: 1950 - total flux cleaned = -0.00144174 Jy ! Component: 2000 - total flux cleaned = -0.00140946 Jy ! Component: 2050 - total flux cleaned = -0.00147347 Jy ! Component: 2100 - total flux cleaned = -0.00153692 Jy ! Component: 2150 - total flux cleaned = -0.00156827 Jy ! Component: 2200 - total flux cleaned = -0.00163038 Jy ! Component: 2250 - total flux cleaned = -0.00163041 Jy ! Component: 2300 - total flux cleaned = -0.00163061 Jy ! Component: 2350 - total flux cleaned = -0.00170681 Jy ! Component: 2400 - total flux cleaned = -0.00179703 Jy ! Component: 2450 - total flux cleaned = -0.00179713 Jy ! Component: 2500 - total flux cleaned = -0.00182709 Jy ! Component: 2550 - total flux cleaned = -0.00187124 Jy ! Component: 2600 - total flux cleaned = -0.00195891 Jy ! Component: 2650 - total flux cleaned = -0.00203126 Jy ! Component: 2700 - total flux cleaned = -0.00207446 Jy ! Component: 2750 - total flux cleaned = -0.00210309 Jy ! Component: 2800 - total flux cleaned = -0.00211723 Jy ! Component: 2850 - total flux cleaned = -0.0021876 Jy ! Component: 2900 - total flux cleaned = -0.0021876 Jy ! Component: 2950 - total flux cleaned = -0.00224304 Jy ! Component: 3000 - total flux cleaned = -0.00228435 Jy ! Component: 3050 - total flux cleaned = -0.00236622 Jy ! Component: 3100 - total flux cleaned = -0.00239335 Jy ! Component: 3150 - total flux cleaned = -0.00239341 Jy ! Component: 3200 - total flux cleaned = -0.00239358 Jy ! Component: 3250 - total flux cleaned = -0.00243343 Jy ! Component: 3300 - total flux cleaned = -0.00242011 Jy ! Component: 3350 - total flux cleaned = -0.00242004 Jy ! Component: 3400 - total flux cleaned = -0.00245912 Jy ! Component: 3450 - total flux cleaned = -0.00243328 Jy ! Component: 3500 - total flux cleaned = -0.0024847 Jy ! Component: 3550 - total flux cleaned = -0.00242097 Jy ! Component: 3600 - total flux cleaned = -0.00245903 Jy ! Component: 3650 - total flux cleaned = -0.00245897 Jy ! Component: 3700 - total flux cleaned = -0.00243383 Jy ! Component: 3750 - total flux cleaned = -0.00239653 Jy ! Component: 3800 - total flux cleaned = -0.00240887 Jy ! Component: 3850 - total flux cleaned = -0.00234751 Jy ! Component: 3900 - total flux cleaned = -0.00240851 Jy ! Component: 3950 - total flux cleaned = -0.00242061 Jy ! Component: 4000 - total flux cleaned = -0.00243265 Jy ! Component: 4050 - total flux cleaned = -0.00239667 Jy ! Total flux subtracted in 4096 components = -0.00245636 Jy ! Clean residual min=-0.000756 max=0.000746 Jy/beam ! Clean residual mean=0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.16156 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 346 components and 0.16156 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0939+4141_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8544 x 1.38 at 1.354 degrees (North through East) ! Clean map min=-0.001442 max=0.13393 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0939+4141_X_map.fits wmodel /vlbi/uf001/uva//J0939+4141_X_map.mod ! Writing 346 model components to file: /vlbi/uf001/uva//J0939+4141_X_map.mod wobs /vlbi/uf001/uva//J0939+4141_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0939+4141_X_uvs.fits wwins /vlbi/uf001/uva//J0939+4141_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0939+4141_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.133932 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000195425 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.437742 0.437742 0.875484 1.75097 3.50194 7.00387 14.0077 28.0155 56.031 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.133 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 685.335 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0939+4141_X_dfm.log closed on Mon Jan 14 00:34:03 2019