! Started logfile: /vlbi/uf001/uva//J2002+4506_X_dfm.log on Mon Jan 14 05:20:07 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//J2002+4506_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2002+4506_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.974172 visibilities/baseline/integration-bin. ! Found source: J2002+4506 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 23988 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 J2002+4506_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 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.030150Jy sigma=24.818306 ! Fit after self-cal, rms=0.778766Jy sigma=18.701825 ! 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=0.7306 mas, bmaj=1.087 mas, bpa=-9.957 degrees ! Estimated noise=0.401983 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 = 0.165684 Jy ! Component: 100 - total flux cleaned = 0.205416 Jy ! Total flux subtracted in 100 components = 0.205416 Jy ! Clean residual min=-0.009664 max=0.023515 Jy/beam ! Clean residual mean=0.000004 rms=0.002292 Jy/beam ! Combined flux in latest and established models = 0.205416 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.205416 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=0.079502Jy sigma=1.800819 ! Fit after self-cal, rms=0.079428Jy sigma=1.798931 ! Inverting map ! Added new window around map position (1, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234332 Jy ! Component: 100 - total flux cleaned = 0.0367693 Jy ! Total flux subtracted in 100 components = 0.0367693 Jy ! Clean residual min=-0.008330 max=0.013538 Jy/beam ! Clean residual mean=0.000003 rms=0.001762 Jy/beam ! Combined flux in latest and established models = 0.242185 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.242185 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=0.069233Jy sigma=1.544506 ! Fit after self-cal, rms=0.068915Jy sigma=1.536145 ! Inverting map ! Added new window around map position (4.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128855 Jy ! Component: 100 - total flux cleaned = 0.0206077 Jy ! Total flux subtracted in 100 components = 0.0206077 Jy ! Clean residual min=-0.007659 max=0.010645 Jy/beam ! Clean residual mean=0.000002 rms=0.001518 Jy/beam ! Combined flux in latest and established models = 0.262793 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.262793 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=0.065668Jy sigma=1.454687 ! Fit after self-cal, rms=0.065491Jy sigma=1.450148 ! Inverting map ! Added new window around map position (-1.6, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00993037 Jy ! Component: 100 - total flux cleaned = 0.016019 Jy ! Total flux subtracted in 100 components = 0.016019 Jy ! Clean residual min=-0.007127 max=0.009377 Jy/beam ! Clean residual mean=-0.000000 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.278812 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 34 components and 0.278812 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=0.063422Jy sigma=1.401420 ! Fit after self-cal, rms=0.063302Jy sigma=1.398199 ! Inverting map ! Added new window around map position (1.8, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.008088 Jy ! Component: 100 - total flux cleaned = 0.0126774 Jy ! Total flux subtracted in 100 components = 0.0126774 Jy ! Clean residual min=-0.006841 max=0.007081 Jy/beam ! Clean residual mean=-0.000003 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.29149 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 0.29149 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=0.061896Jy sigma=1.364784 ! Fit after self-cal, rms=0.061855Jy sigma=1.363678 ! 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=0.9174 mas, bmaj=1.387 mas, bpa=-8.649 degrees ! Estimated noise=0.199795 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 = 0.0066397 Jy ! Component: 100 - total flux cleaned = 0.0115958 Jy ! Component: 150 - total flux cleaned = 0.0155531 Jy ! Component: 200 - total flux cleaned = 0.017897 Jy ! Total flux subtracted in 200 components = 0.017897 Jy ! Clean residual min=-0.005638 max=0.005521 Jy/beam ! Clean residual mean=-0.000018 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.309387 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 53 components and 0.309387 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=0.060742Jy sigma=1.338398 ! Fit after self-cal, rms=0.060714Jy sigma=1.337605 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9174 x 1.387 at -8.649 degrees (North through East) ! Clean map min=-0.0050136 max=0.21464 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.00 KP 1.05 LA 0.99 ! MK 1.04 NL 1.06 OV 0.94 PT 0.95 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.01 KP 1.05 LA 0.99 ! MK 1.03 NL 1.05 OV 0.94 PT 0.94 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.00 KP 1.04 LA 1.00 ! MK 1.02 NL 1.04 OV 0.95 PT 0.94 ! SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.99 KP 1.06 LA 1.00 ! MK 1.03 NL 1.05 OV 0.94 PT 0.94 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.01 KP 1.04 LA 1.00 ! MK 1.03 NL 1.04 OV 0.95 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.99 KP 1.05 LA 1.00 ! MK 1.02 NL 1.04 OV 0.93 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.98 KP 1.06 LA 0.99 ! MK 1.03 NL 1.07 OV 0.93 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.98 KP 1.04 LA 1.00 ! MK 1.01 NL 1.05 OV 0.94 PT 0.95 ! SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.98 KP 1.04 LA 1.00 ! MK 1.02 NL 1.05 OV 0.93 PT 0.93 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.99 KP 1.05 LA 0.99 ! MK 1.02 NL 1.04 OV 0.95 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.00 KP 1.04 LA 0.98 ! MK 1.02 NL 1.04 OV 0.93 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.02 KP 1.07 LA 0.97 ! MK 1.03 NL 1.06 OV 0.92 PT 0.93 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.060714Jy sigma=1.337605 ! Fit after self-cal, rms=0.058649Jy sigma=1.292113 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9179 mas, bmaj=1.385 mas, bpa=-7.743 degrees ! Estimated noise=0.198185 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 (3, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186115 Jy ! Component: 100 - total flux cleaned = 0.000428774 Jy ! Component: 150 - total flux cleaned = -0.000297259 Jy ! Component: 200 - total flux cleaned = -0.000828717 Jy ! Total flux subtracted in 200 components = -0.000828717 Jy ! Clean residual min=-0.004313 max=0.003491 Jy/beam ! Clean residual mean=-0.000020 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.308558 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.308558 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=0.057927Jy sigma=1.277444 ! Fit after self-cal, rms=0.057932Jy sigma=1.276702 ! 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=0.057932Jy sigma=1.276702 ! Fit after self-cal, rms=0.059450Jy sigma=1.230610 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9177 mas, bmaj=1.385 mas, bpa=-9.008 degrees ! Estimated noise=0.200444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.73492e-05 Jy ! Component: 100 - total flux cleaned = -0.000546685 Jy ! Component: 150 - total flux cleaned = -0.000977 Jy ! Component: 200 - total flux cleaned = -0.00110084 Jy ! Total flux subtracted in 200 components = -0.00110084 Jy ! Clean residual min=-0.002122 max=0.002230 Jy/beam ! Clean residual mean=0.000002 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.307457 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.307457 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=0.059179Jy sigma=1.224615 ! Fit after self-cal, rms=0.059217Jy sigma=1.224306 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 (12.6, -19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151838 Jy ! Component: 100 - total flux cleaned = 0.00152349 Jy ! Component: 150 - total flux cleaned = 0.0015751 Jy ! Component: 200 - total flux cleaned = 0.00157486 Jy ! Total flux subtracted in 200 components = 0.00157486 Jy ! Clean residual min=-0.002052 max=0.002017 Jy/beam ! Clean residual mean=0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.309032 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 95 components and 0.309032 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=0.059100Jy sigma=1.222031 ! Fit after self-cal, rms=0.059098Jy sigma=1.221970 ! 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=0.059098Jy sigma=1.221970 ! Fit after self-cal, rms=0.059236Jy sigma=1.220661 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9168 mas, bmaj=1.384 mas, bpa=-9.04 degrees ! Estimated noise=0.199976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00135406 Jy ! Component: 100 - total flux cleaned = -0.00185592 Jy ! Component: 150 - total flux cleaned = -0.00195128 Jy ! Component: 200 - total flux cleaned = -0.00195006 Jy ! Total flux subtracted in 200 components = -0.00195006 Jy ! Clean residual min=-0.001832 max=0.001804 Jy/beam ! Clean residual mean=0.000000 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.307082 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.307082 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=0.059126Jy sigma=1.218543 ! Fit after self-cal, rms=0.059125Jy sigma=1.218516 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 = 0.000125897 Jy ! Component: 100 - total flux cleaned = 8.78015e-05 Jy ! Component: 150 - total flux cleaned = 0.00019614 Jy ! Component: 200 - total flux cleaned = 0.000161314 Jy ! Total flux subtracted in 200 components = 0.000161314 Jy ! Clean residual min=-0.001848 max=0.001796 Jy/beam ! Clean residual mean=0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.307243 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 104 components and 0.307243 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=0.059076Jy sigma=1.217608 ! Fit after self-cal, rms=0.059073Jy sigma=1.217592 ! 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=0.059073Jy sigma=1.217592 ! Fit after self-cal, rms=0.059162Jy sigma=1.216977 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=2.414 mas, bpa=-11.29 degrees ! Estimated noise=0.256096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000653076 Jy ! Component: 100 - total flux cleaned = 0.00069257 Jy ! Component: 150 - total flux cleaned = 0.000724385 Jy ! Component: 200 - total flux cleaned = 0.000700956 Jy ! Total flux subtracted in 200 components = 0.000700956 Jy ! Clean residual min=-0.001932 max=0.002150 Jy/beam ! Clean residual mean=-0.000004 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.307944 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 114 components and 0.307944 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=0.059137Jy sigma=1.216471 ! Fit after self-cal, rms=0.059132Jy sigma=1.216407 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 = 0.00014174 Jy ! Component: 100 - total flux cleaned = 0.000142202 Jy ! Component: 150 - total flux cleaned = 0.000158953 Jy ! Component: 200 - total flux cleaned = 0.0002068 Jy ! Total flux subtracted in 200 components = 0.0002068 Jy ! Clean residual min=-0.001966 max=0.002135 Jy/beam ! Clean residual mean=-0.000004 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.308151 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 122 components and 0.308151 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=0.059124Jy sigma=1.216260 ! Fit after self-cal, rms=0.059123Jy sigma=1.216250 ! Inverting map ! Added new window around map position (6.2, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212626 Jy ! Component: 100 - total flux cleaned = 0.00327283 Jy ! Component: 150 - total flux cleaned = 0.00346334 Jy ! Component: 200 - total flux cleaned = 0.00356265 Jy ! Total flux subtracted in 200 components = 0.00356265 Jy ! Clean residual min=-0.001729 max=0.001818 Jy/beam ! Clean residual mean=-0.000003 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.311714 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 153 components and 0.311714 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=0.059072Jy sigma=1.215075 ! Fit after self-cal, rms=0.059068Jy sigma=1.214897 ! 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=0.916 mas, bmaj=1.384 mas, bpa=-9.089 degrees ! Estimated noise=0.19962 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.916 x 1.384 at -9.089 degrees (North through East) ! Clean map min=-0.0018018 max=0.21439 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=0.7275 mas, bmaj=1.082 mas, bpa=-10.18 degrees ! Estimated noise=0.403455 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.16575 Jy ! Component: 100 - total flux cleaned = 0.209426 Jy ! Component: 150 - total flux cleaned = 0.233537 Jy ! Component: 200 - total flux cleaned = 0.248772 Jy ! Total flux subtracted in 200 components = 0.248772 Jy ! Clean residual min=-0.003839 max=0.008118 Jy/beam ! Clean residual mean=0.000005 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.248772 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.248772 Jy ! Inverting map and beam ! Estimated beam: bmin=0.916 mas, bmaj=1.384 mas, bpa=-9.089 degrees ! Estimated noise=0.19962 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 = 0.0142887 Jy ! Component: 100 - total flux cleaned = 0.0227584 Jy ! Component: 150 - total flux cleaned = 0.0289852 Jy ! Component: 200 - total flux cleaned = 0.0339288 Jy ! Total flux subtracted in 200 components = 0.0339288 Jy ! Clean residual min=-0.002087 max=0.003045 Jy/beam ! Clean residual mean=0.000008 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.282701 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 41 components and 0.282701 Jy ! Inverting map ! Added new window around map position (1.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00404493 Jy ! Component: 100 - total flux cleaned = 0.00739433 Jy ! Component: 150 - total flux cleaned = 0.0102091 Jy ! Component: 200 - total flux cleaned = 0.0126166 Jy ! Total flux subtracted in 200 components = 0.0126166 Jy ! Clean residual min=-0.001708 max=0.001924 Jy/beam ! Clean residual mean=0.000005 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.295317 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 71 components and 0.295317 Jy ! Inverting map ! Added new window around map position (-0.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218607 Jy ! Component: 100 - total flux cleaned = 0.00403487 Jy ! Component: 150 - total flux cleaned = 0.00566381 Jy ! Component: 200 - total flux cleaned = 0.00711429 Jy ! Total flux subtracted in 200 components = 0.00711429 Jy ! Clean residual min=-0.001559 max=0.001484 Jy/beam ! Clean residual mean=0.000003 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.302432 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 86 components and 0.302432 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=2.123 mas, bmaj=2.414 mas, bpa=-11.29 degrees ! Estimated noise=0.256096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194443 Jy ! Component: 100 - total flux cleaned = 0.00344562 Jy ! Component: 150 - total flux cleaned = 0.00468866 Jy ! Component: 200 - total flux cleaned = 0.00572912 Jy ! Total flux subtracted in 200 components = 0.00572912 Jy ! Clean residual min=-0.001544 max=0.001663 Jy/beam ! Clean residual mean=0.000004 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.308161 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 = 0.000713564 Jy ! Component: 100 - total flux cleaned = 0.00125107 Jy ! Component: 150 - total flux cleaned = 0.00167746 Jy ! Component: 200 - total flux cleaned = 0.00203804 Jy ! Total flux subtracted in 200 components = 0.00203804 Jy ! Clean residual min=-0.001507 max=0.001661 Jy/beam ! Clean residual mean=0.000003 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.310199 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 129 components and 0.310199 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.916 mas, bmaj=1.384 mas, bpa=-9.089 degrees ! Estimated noise=0.19962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000528473 Jy ! Component: 100 - total flux cleaned = -0.000455887 Jy ! Component: 150 - total flux cleaned = -0.000422296 Jy ! Component: 200 - total flux cleaned = -0.000358007 Jy ! Total flux subtracted in 200 components = -0.000358007 Jy ! Clean residual min=-0.001263 max=0.001279 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.309841 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 154 components and 0.309841 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=0.058947Jy sigma=1.212300 ! Fit after self-cal, rms=0.058921Jy sigma=1.211904 wmodel J2002+4506_X_map.mod ! Writing 154 model components to file: J2002+4506_X_map.mod wobs J2002+4506_X_uvs.fits ! Writing UV FITS file: J2002+4506_X_uvs.fits wwins J2002+4506_X_map.win ! wwins: Wrote 10 windows to J2002+4506_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 = -0.000298902 Jy ! Component: 100 - total flux cleaned = -0.000277046 Jy ! Component: 150 - total flux cleaned = -0.000255682 Jy ! Component: 200 - total flux cleaned = -0.000214333 Jy ! Component: 250 - total flux cleaned = -0.000154849 Jy ! Component: 300 - total flux cleaned = -7.84585e-05 Jy ! Component: 350 - total flux cleaned = -0.000151606 Jy ! Component: 400 - total flux cleaned = -9.7528e-05 Jy ! Component: 450 - total flux cleaned = -8.01648e-05 Jy ! Component: 500 - total flux cleaned = -0.000114446 Jy ! Component: 550 - total flux cleaned = -0.000148228 Jy ! Component: 600 - total flux cleaned = -0.000180821 Jy ! Component: 650 - total flux cleaned = -0.000196951 Jy ! Component: 700 - total flux cleaned = -0.000180792 Jy ! Component: 750 - total flux cleaned = -0.000180829 Jy ! Component: 800 - total flux cleaned = -0.00018078 Jy ! Component: 850 - total flux cleaned = -0.000134423 Jy ! Component: 900 - total flux cleaned = -0.000119314 Jy ! Component: 950 - total flux cleaned = -4.47596e-05 Jy ! Component: 1000 - total flux cleaned = -1.53776e-05 Jy ! Component: 1050 - total flux cleaned = -7.80043e-07 Jy ! Component: 1100 - total flux cleaned = 1.34427e-05 Jy ! Component: 1150 - total flux cleaned = 5.59375e-05 Jy ! Component: 1200 - total flux cleaned = 4.15632e-05 Jy ! Component: 1250 - total flux cleaned = 5.53537e-05 Jy ! Component: 1300 - total flux cleaned = 4.17027e-05 Jy ! Component: 1350 - total flux cleaned = 5.5294e-05 Jy ! Component: 1400 - total flux cleaned = 8.22744e-05 Jy ! Component: 1450 - total flux cleaned = 6.90076e-05 Jy ! Component: 1500 - total flux cleaned = 0.000122037 Jy ! Component: 1550 - total flux cleaned = 0.000108952 Jy ! Component: 1600 - total flux cleaned = 0.00014799 Jy ! Component: 1650 - total flux cleaned = 0.000135281 Jy ! Component: 1700 - total flux cleaned = 0.000135375 Jy ! Component: 1750 - total flux cleaned = 0.000122826 Jy ! Component: 1800 - total flux cleaned = 0.00011034 Jy ! Component: 1850 - total flux cleaned = 0.000122795 Jy ! Component: 1900 - total flux cleaned = 0.000122663 Jy ! Component: 1950 - total flux cleaned = 0.000159276 Jy ! Component: 2000 - total flux cleaned = 9.87095e-05 Jy ! Component: 2050 - total flux cleaned = 0.000134763 Jy ! Component: 2100 - total flux cleaned = 0.000182455 Jy ! Component: 2150 - total flux cleaned = 0.000158735 Jy ! Component: 2200 - total flux cleaned = 0.000170434 Jy ! Component: 2250 - total flux cleaned = 0.000100449 Jy ! Component: 2300 - total flux cleaned = 0.000123628 Jy ! Component: 2350 - total flux cleaned = 6.63559e-05 Jy ! Component: 2400 - total flux cleaned = 0.000168761 Jy ! Component: 2450 - total flux cleaned = 0.000179947 Jy ! Component: 2500 - total flux cleaned = 0.000157586 Jy ! Component: 2550 - total flux cleaned = 0.000168737 Jy ! Component: 2600 - total flux cleaned = 0.000201703 Jy ! Component: 2650 - total flux cleaned = 0.00016885 Jy ! Component: 2700 - total flux cleaned = 0.000147121 Jy ! Component: 2750 - total flux cleaned = 0.00014715 Jy ! Component: 2800 - total flux cleaned = 0.000125836 Jy ! Component: 2850 - total flux cleaned = 0.000147163 Jy ! Component: 2900 - total flux cleaned = 0.000147216 Jy ! Component: 2950 - total flux cleaned = 0.000147221 Jy ! Component: 3000 - total flux cleaned = 0.000136867 Jy ! Component: 3050 - total flux cleaned = 0.000157666 Jy ! Component: 3100 - total flux cleaned = 0.000137096 Jy ! Component: 3150 - total flux cleaned = 0.00013713 Jy ! Component: 3200 - total flux cleaned = 0.000126862 Jy ! Component: 3250 - total flux cleaned = 0.000116861 Jy ! Component: 3300 - total flux cleaned = 0.000187474 Jy ! Component: 3350 - total flux cleaned = 0.000157472 Jy ! Component: 3400 - total flux cleaned = 0.000177366 Jy ! Component: 3450 - total flux cleaned = 0.000117953 Jy ! Component: 3500 - total flux cleaned = 0.000117985 Jy ! Component: 3550 - total flux cleaned = 0.000108191 Jy ! Component: 3600 - total flux cleaned = 0.000127767 Jy ! Component: 3650 - total flux cleaned = 0.000108476 Jy ! Component: 3700 - total flux cleaned = 0.000127802 Jy ! Component: 3750 - total flux cleaned = 0.000127869 Jy ! Component: 3800 - total flux cleaned = 9.9207e-05 Jy ! Component: 3850 - total flux cleaned = 8.98363e-05 Jy ! Component: 3900 - total flux cleaned = 0.00010872 Jy ! Component: 3950 - total flux cleaned = 9.93762e-05 Jy ! Component: 4000 - total flux cleaned = 0.000146044 Jy ! Component: 4050 - total flux cleaned = 0.000118106 Jy ! Total flux subtracted in 4096 components = 9.03943e-05 Jy ! Clean residual min=-0.000509 max=0.000578 Jy/beam ! Clean residual mean=-0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.309931 Jy keep ! Adding 351 model components to the UV plane model. ! The established model now contains 505 components and 0.309931 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2002+4506_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.916 x 1.384 at -9.089 degrees (North through East) ! Clean map min=-0.00091406 max=0.21594 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2002+4506_X_map.fits wmodel /vlbi/uf001/uva//J2002+4506_X_map.mod ! Writing 505 model components to file: /vlbi/uf001/uva//J2002+4506_X_map.mod wobs /vlbi/uf001/uva//J2002+4506_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2002+4506_X_uvs.fits wwins /vlbi/uf001/uva//J2002+4506_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J2002+4506_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.215942 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160109 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222433 0.222433 0.444867 0.889733 1.77947 3.55893 7.11787 14.2357 28.4715 56.9429 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.215 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1348.72 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2002+4506_X_dfm.log closed on Mon Jan 14 05:20:13 2019