! Started logfile: /vlbi/uf001/uva//J0834+6019_X_dfm.log on Mon Jan 14 00:00:54 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//J0834+6019_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0834+6019_X_uva.fits ! AN table 1: 71 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.755869 visibilities/baseline/integration-bin. ! Found source: J0834+6019 ! ! 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 13524 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 J0834+6019_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 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.143456Jy sigma=23.280719 ! Fit after self-cal, rms=0.506518Jy sigma=10.248928 ! 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=1.327 mas, bmaj=2.252 mas, bpa=-13.82 degrees ! Estimated noise=0.563506 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 = 0.385837 Jy ! Component: 100 - total flux cleaned = 0.469974 Jy ! Total flux subtracted in 100 components = 0.469974 Jy ! Clean residual min=-0.013097 max=0.023472 Jy/beam ! Clean residual mean=-0.000039 rms=0.003604 Jy/beam ! Combined flux in latest and established models = 0.469974 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.469974 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=0.080814Jy sigma=1.599653 ! Fit after self-cal, rms=0.080813Jy sigma=1.599619 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0203945 Jy ! Component: 100 - total flux cleaned = 0.02967 Jy ! Total flux subtracted in 100 components = 0.02967 Jy ! Clean residual min=-0.011927 max=0.013261 Jy/beam ! Clean residual mean=-0.000025 rms=0.003123 Jy/beam ! Combined flux in latest and established models = 0.499644 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.499644 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=0.074574Jy sigma=1.476787 ! Fit after self-cal, rms=0.074571Jy sigma=1.476758 ! 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=1.606 mas, bmaj=2.722 mas, bpa=-17.69 degrees ! Estimated noise=0.326317 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 = 0.00752533 Jy ! Component: 100 - total flux cleaned = 0.0110021 Jy ! Component: 150 - total flux cleaned = 0.0122974 Jy ! Component: 200 - total flux cleaned = 0.0124733 Jy ! Total flux subtracted in 200 components = 0.0124733 Jy ! Clean residual min=-0.009847 max=0.009433 Jy/beam ! Clean residual mean=-0.000038 rms=0.002579 Jy/beam ! Combined flux in latest and established models = 0.512117 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.512117 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=0.073870Jy sigma=1.463002 ! Fit after self-cal, rms=0.073866Jy sigma=1.462891 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.606 x 2.722 at -17.69 degrees (North through East) ! Clean map min=-0.0095525 max=0.49022 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.03 LA 1.02 ! NL 1.12 OV 0.95 PT 0.97 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.05 LA 1.03 ! NL 1.12 OV 0.94 PT 0.97 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 1.05 LA 1.01 ! NL 1.12 OV 0.94 PT 0.97 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.04 LA 1.01 ! NL 1.11 OV 0.94 PT 0.95 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.98 KP 1.04 LA 1.02 ! NL 1.11 OV 0.94 PT 0.96 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 KP 1.04 LA 1.00 ! NL 1.12 OV 0.94 PT 0.97 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.03 LA 1.02 ! NL 1.10 OV 0.94 PT 0.95 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 KP 1.04 LA 1.01 ! NL 1.11 OV 0.93 PT 0.96 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 KP 1.02 LA 1.01 ! NL 1.12 OV 0.93 PT 0.95 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 KP 1.03 LA 1.01 ! NL 1.09 OV 0.93 PT 0.96 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 KP 1.02 LA 1.01 ! NL 1.10 OV 0.93 PT 0.95 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 KP 1.04 LA 0.99 ! NL 1.11 OV 0.93 PT 0.95 ! ! ! Fit before self-cal, rms=0.073866Jy sigma=1.462891 ! Fit after self-cal, rms=0.065747Jy sigma=1.304134 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.597 mas, bmaj=2.702 mas, bpa=-17.54 degrees ! Estimated noise=0.326628 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 = -0.00451904 Jy ! Component: 100 - total flux cleaned = -0.00467798 Jy ! Component: 150 - total flux cleaned = -0.0049257 Jy ! Component: 200 - total flux cleaned = -0.00472325 Jy ! Total flux subtracted in 200 components = -0.00472325 Jy ! Clean residual min=-0.004318 max=0.003682 Jy/beam ! Clean residual mean=-0.000007 rms=0.001000 Jy/beam ! Combined flux in latest and established models = 0.507394 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.507394 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=0.065078Jy sigma=1.290108 ! Fit after self-cal, rms=0.065105Jy sigma=1.289920 ! 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=0.065105Jy sigma=1.289920 ! Fit after self-cal, rms=0.063615Jy sigma=1.262961 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.596 mas, bmaj=2.704 mas, bpa=-17.46 degrees ! Estimated noise=0.325785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000359016 Jy ! Component: 100 - total flux cleaned = -0.000428747 Jy ! Component: 150 - total flux cleaned = -0.000488606 Jy ! Component: 200 - total flux cleaned = -0.000576921 Jy ! Total flux subtracted in 200 components = -0.000576921 Jy ! Clean residual min=-0.002518 max=0.002420 Jy/beam ! Clean residual mean=-0.000006 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.506817 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.506817 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=0.063601Jy sigma=1.262611 ! Fit after self-cal, rms=0.063599Jy sigma=1.262565 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 = -2.84491e-05 Jy ! Component: 100 - total flux cleaned = -4.52909e-05 Jy ! Component: 150 - total flux cleaned = -7.37902e-05 Jy ! Component: 200 - total flux cleaned = -8.71133e-05 Jy ! Total flux subtracted in 200 components = -8.71133e-05 Jy ! Clean residual min=-0.002500 max=0.002417 Jy/beam ! Clean residual mean=-0.000006 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.50673 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 45 components and 0.50673 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=0.063592Jy sigma=1.262424 ! Fit after self-cal, rms=0.063591Jy sigma=1.262406 ! 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=0.063591Jy sigma=1.262406 ! Fit after self-cal, rms=0.063586Jy sigma=1.262332 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.596 mas, bmaj=2.704 mas, bpa=-17.49 degrees ! Estimated noise=0.325861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000147026 Jy ! Component: 100 - total flux cleaned = -0.000200607 Jy ! Component: 150 - total flux cleaned = -0.000262984 Jy ! Component: 200 - total flux cleaned = -0.000319471 Jy ! Total flux subtracted in 200 components = -0.000319471 Jy ! Clean residual min=-0.002440 max=0.002400 Jy/beam ! Clean residual mean=-0.000005 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.50641 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.50641 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=0.063578Jy sigma=1.262133 ! Fit after self-cal, rms=0.063578Jy sigma=1.262125 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 = 1.51239e-06 Jy ! Component: 100 - total flux cleaned = -1.08861e-05 Jy ! Component: 150 - total flux cleaned = -3.48902e-05 Jy ! Component: 200 - total flux cleaned = -4.61282e-05 Jy ! Total flux subtracted in 200 components = -4.61282e-05 Jy ! Clean residual min=-0.002438 max=0.002397 Jy/beam ! Clean residual mean=-0.000005 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.506364 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.506364 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=0.063573Jy sigma=1.262038 ! Fit after self-cal, rms=0.063573Jy sigma=1.262034 ! 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=0.063573Jy sigma=1.262034 ! Fit after self-cal, rms=0.063575Jy sigma=1.261979 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.66 mas, bmaj=3.71 mas, bpa=-2.422 degrees ! Estimated noise=0.361499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000173304 Jy ! Component: 100 - total flux cleaned = 0.000163324 Jy ! Component: 150 - total flux cleaned = 0.000171413 Jy ! Component: 200 - total flux cleaned = 0.000179303 Jy ! Total flux subtracted in 200 components = 0.000179303 Jy ! Clean residual min=-0.001737 max=0.001660 Jy/beam ! Clean residual mean=-0.000007 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.506544 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 0.506544 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=0.063573Jy sigma=1.261960 ! Fit after self-cal, rms=0.063572Jy sigma=1.261953 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 = 2.68626e-05 Jy ! Component: 100 - total flux cleaned = 1.88613e-05 Jy ! Component: 150 - total flux cleaned = 1.19108e-05 Jy ! Component: 200 - total flux cleaned = 1.85166e-05 Jy ! Total flux subtracted in 200 components = 1.85166e-05 Jy ! Clean residual min=-0.001731 max=0.001647 Jy/beam ! Clean residual mean=-0.000007 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.506562 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 0.506562 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=0.063571Jy sigma=1.261932 ! Fit after self-cal, rms=0.063570Jy sigma=1.261929 ! 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=1.597 mas, bmaj=2.704 mas, bpa=-17.51 degrees ! Estimated noise=0.325968 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.597 x 2.704 at -17.51 degrees (North through East) ! Clean map min=-0.0023307 max=0.49331 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=1.316 mas, bmaj=2.227 mas, bpa=-13.44 degrees ! Estimated noise=0.564805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.386596 Jy ! Component: 100 - total flux cleaned = 0.4709 Jy ! Component: 150 - total flux cleaned = 0.489723 Jy ! Component: 200 - total flux cleaned = 0.496208 Jy ! Total flux subtracted in 200 components = 0.496208 Jy ! Clean residual min=-0.003162 max=0.004357 Jy/beam ! Clean residual mean=-0.000007 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.496208 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.496208 Jy ! Inverting map and beam ! Estimated beam: bmin=1.597 mas, bmaj=2.704 mas, bpa=-17.51 degrees ! Estimated noise=0.325968 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 = 0.00512654 Jy ! Component: 100 - total flux cleaned = 0.00737047 Jy ! Component: 150 - total flux cleaned = 0.00854326 Jy ! Component: 200 - total flux cleaned = 0.00919744 Jy ! Total flux subtracted in 200 components = 0.00919744 Jy ! Clean residual min=-0.002503 max=0.002364 Jy/beam ! Clean residual mean=-0.000006 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.505406 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 0.505406 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=2.66 mas, bmaj=3.71 mas, bpa=-2.422 degrees ! Estimated noise=0.361499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000618253 Jy ! Component: 100 - total flux cleaned = 0.000672403 Jy ! Component: 150 - total flux cleaned = 0.000707384 Jy ! Component: 200 - total flux cleaned = 0.000747164 Jy ! Total flux subtracted in 200 components = 0.000747164 Jy ! Clean residual min=-0.001802 max=0.001569 Jy/beam ! Clean residual mean=-0.000009 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.506153 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 = 3.55375e-05 Jy ! Component: 100 - total flux cleaned = 6.76203e-05 Jy ! Component: 150 - total flux cleaned = 9.68146e-05 Jy ! Component: 200 - total flux cleaned = 0.000116809 Jy ! Total flux subtracted in 200 components = 0.000116809 Jy ! Clean residual min=-0.001796 max=0.001571 Jy/beam ! Clean residual mean=-0.000009 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.50627 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 0.50627 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.597 mas, bmaj=2.704 mas, bpa=-17.51 degrees ! Estimated noise=0.325968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128336 Jy ! Component: 100 - total flux cleaned = -0.000201348 Jy ! Component: 150 - total flux cleaned = -0.000201816 Jy ! Component: 200 - total flux cleaned = -0.00021334 Jy ! Total flux subtracted in 200 components = -0.00021334 Jy ! Clean residual min=-0.002467 max=0.002330 Jy/beam ! Clean residual mean=-0.000006 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.506056 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 57 components and 0.506056 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=0.063558Jy sigma=1.261601 ! Fit after self-cal, rms=0.063557Jy sigma=1.261564 wmodel J0834+6019_X_map.mod ! Writing 57 model components to file: J0834+6019_X_map.mod wobs J0834+6019_X_uvs.fits ! Writing UV FITS file: J0834+6019_X_uvs.fits wwins J0834+6019_X_map.win ! wwins: Wrote 1 windows to J0834+6019_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 = -0.00055376 Jy ! Component: 100 - total flux cleaned = -0.000882671 Jy ! Component: 150 - total flux cleaned = -0.000997349 Jy ! Component: 200 - total flux cleaned = -0.00106898 Jy ! Component: 250 - total flux cleaned = -0.00120747 Jy ! Component: 300 - total flux cleaned = -0.00127396 Jy ! Component: 350 - total flux cleaned = -0.0012738 Jy ! Component: 400 - total flux cleaned = -0.00124301 Jy ! Component: 450 - total flux cleaned = -0.00124269 Jy ! Component: 500 - total flux cleaned = -0.00124178 Jy ! Component: 550 - total flux cleaned = -0.00121255 Jy ! Component: 600 - total flux cleaned = -0.00115629 Jy ! Component: 650 - total flux cleaned = -0.0011564 Jy ! Component: 700 - total flux cleaned = -0.00110318 Jy ! Component: 750 - total flux cleaned = -0.00112939 Jy ! Component: 800 - total flux cleaned = -0.00112928 Jy ! Component: 850 - total flux cleaned = -0.0011043 Jy ! Component: 900 - total flux cleaned = -0.00112869 Jy ! Component: 950 - total flux cleaned = -0.001201 Jy ! Component: 1000 - total flux cleaned = -0.00122479 Jy ! Component: 1050 - total flux cleaned = -0.00124887 Jy ! Component: 1100 - total flux cleaned = -0.00138546 Jy ! Component: 1150 - total flux cleaned = -0.00140777 Jy ! Component: 1200 - total flux cleaned = -0.00145167 Jy ! Component: 1250 - total flux cleaned = -0.00147322 Jy ! Component: 1300 - total flux cleaned = -0.00151581 Jy ! Component: 1350 - total flux cleaned = -0.00153677 Jy ! Component: 1400 - total flux cleaned = -0.00157745 Jy ! Component: 1450 - total flux cleaned = -0.00155733 Jy ! Component: 1500 - total flux cleaned = -0.00161687 Jy ! Component: 1550 - total flux cleaned = -0.00159733 Jy ! Component: 1600 - total flux cleaned = -0.00163574 Jy ! Component: 1650 - total flux cleaned = -0.00161714 Jy ! Component: 1700 - total flux cleaned = -0.00167318 Jy ! Component: 1750 - total flux cleaned = -0.00161802 Jy ! Component: 1800 - total flux cleaned = -0.00159997 Jy ! Component: 1850 - total flux cleaned = -0.00158238 Jy ! Component: 1900 - total flux cleaned = -0.00151193 Jy ! Component: 1950 - total flux cleaned = -0.00152937 Jy ! Component: 2000 - total flux cleaned = -0.00144298 Jy ! Component: 2050 - total flux cleaned = -0.00139168 Jy ! Component: 2100 - total flux cleaned = -0.00130747 Jy ! Component: 2150 - total flux cleaned = -0.00129101 Jy ! Component: 2200 - total flux cleaned = -0.00124145 Jy ! Component: 2250 - total flux cleaned = -0.00120886 Jy ! Component: 2300 - total flux cleaned = -0.00116034 Jy ! Component: 2350 - total flux cleaned = -0.00112839 Jy ! Component: 2400 - total flux cleaned = -0.00112844 Jy ! Component: 2450 - total flux cleaned = -0.00106564 Jy ! Component: 2500 - total flux cleaned = -0.0010502 Jy ! Component: 2550 - total flux cleaned = -0.00101944 Jy ! Component: 2600 - total flux cleaned = -0.000988969 Jy ! Component: 2650 - total flux cleaned = -0.000973796 Jy ! Component: 2700 - total flux cleaned = -0.000943779 Jy ! Component: 2750 - total flux cleaned = -0.000958585 Jy ! Component: 2800 - total flux cleaned = -0.000943747 Jy ! Component: 2850 - total flux cleaned = -0.000958526 Jy ! Component: 2900 - total flux cleaned = -0.000929426 Jy ! Component: 2950 - total flux cleaned = -0.000929655 Jy ! Component: 3000 - total flux cleaned = -0.000915361 Jy ! Component: 3050 - total flux cleaned = -0.000915381 Jy ! Component: 3100 - total flux cleaned = -0.000887072 Jy ! Component: 3150 - total flux cleaned = -0.00084488 Jy ! Component: 3200 - total flux cleaned = -0.000830938 Jy ! Component: 3250 - total flux cleaned = -0.000803365 Jy ! Component: 3300 - total flux cleaned = -0.000789615 Jy ! Component: 3350 - total flux cleaned = -0.000748662 Jy ! Component: 3400 - total flux cleaned = -0.000735227 Jy ! Component: 3450 - total flux cleaned = -0.000748796 Jy ! Component: 3500 - total flux cleaned = -0.000721956 Jy ! Component: 3550 - total flux cleaned = -0.000735172 Jy ! Component: 3600 - total flux cleaned = -0.000721878 Jy ! Component: 3650 - total flux cleaned = -0.000721895 Jy ! Component: 3700 - total flux cleaned = -0.000708752 Jy ! Component: 3750 - total flux cleaned = -0.000734821 Jy ! Component: 3800 - total flux cleaned = -0.000747721 Jy ! Component: 3850 - total flux cleaned = -0.000657612 Jy ! Component: 3900 - total flux cleaned = -0.00070884 Jy ! Component: 3950 - total flux cleaned = -0.000657733 Jy ! Component: 4000 - total flux cleaned = -0.000619684 Jy ! Component: 4050 - total flux cleaned = -0.000644983 Jy ! Total flux subtracted in 4096 components = -0.000619822 Jy ! Clean residual min=-0.000689 max=0.000824 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.505436 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 323 components and 0.505437 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0834+6019_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.597 x 2.704 at -17.51 degrees (North through East) ! Clean map min=-0.0017921 max=0.4942 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0834+6019_X_map.fits wmodel /vlbi/uf001/uva//J0834+6019_X_map.mod ! Writing 323 model components to file: /vlbi/uf001/uva//J0834+6019_X_map.mod wobs /vlbi/uf001/uva//J0834+6019_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0834+6019_X_uvs.fits wwins /vlbi/uf001/uva//J0834+6019_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J0834+6019_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.494196 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000214015 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.129917 0.129917 0.259834 0.519668 1.03934 2.07867 4.15734 8.31469 16.6294 33.2587 66.5175 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.494 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2309.17 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0834+6019_X_dfm.log closed on Mon Jan 14 00:00:58 2019