! Started logfile: /vlbi/uf001/uvm//J0230+8141_X_a_dfm.log on Sun Jan 13 20:35:52 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/uvm//J0230+8141_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0230+8141_X_a_uvm.fits ! AN table 1: 148 integrations on 28 of 28 possible baselines. ! AN table 2: 177 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.806513 visibilities/baseline/integration-bin. ! Found source: J0230+8141 ! ! 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 76080 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 J0230+8141_X_a] 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 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 104 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002393Jy sigma=23.551268 ! Fit after self-cal, rms=0.971583Jy sigma=22.837009 ! 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=1.201 mas, bmaj=2.841 mas, bpa=-24.94 degrees ! Estimated noise=0.307364 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 = 0.0231119 Jy ! Component: 100 - total flux cleaned = 0.0287833 Jy ! Total flux subtracted in 100 components = 0.0287833 Jy ! Clean residual min=-0.002198 max=0.002500 Jy/beam ! Clean residual mean=0.000006 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.0287833 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0287833 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=0.052854Jy sigma=1.173850 ! Fit after self-cal, rms=0.051213Jy sigma=1.135512 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00487196 Jy ! Component: 100 - total flux cleaned = 0.0073967 Jy ! Total flux subtracted in 100 components = 0.0073967 Jy ! Clean residual min=-0.001926 max=0.002033 Jy/beam ! Clean residual mean=0.000005 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.03618 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.03618 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=0.050769Jy sigma=1.125347 ! Fit after self-cal, rms=0.050714Jy sigma=1.124618 ! 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=1.578 mas, bmaj=3.122 mas, bpa=-22.65 degrees ! Estimated noise=0.111887 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 = 0.00223315 Jy ! Component: 100 - total flux cleaned = 0.0036764 Jy ! Component: 150 - total flux cleaned = 0.00461546 Jy ! Component: 200 - total flux cleaned = 0.00522987 Jy ! Total flux subtracted in 200 components = 0.00522987 Jy ! Clean residual min=-0.001720 max=0.001391 Jy/beam ! Clean residual mean=0.000002 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0414099 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.0414099 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=0.050604Jy sigma=1.121907 ! Fit after self-cal, rms=0.050545Jy sigma=1.120782 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.578 x 3.122 at -22.65 degrees (North through East) ! Clean map min=-0.0017889 max=0.03118 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.10 HN 1.09 KP 1.11 ! LA 0.85 NL 1.26 OV 1.13 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 HN 0.96 KP 0.99 ! LA 0.97 NL 1.27 PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.05 HN 1.10 KP 1.14 ! LA 0.87 NL 1.21 OV 1.08 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 0.94 KP 1.02 ! LA 0.98 NL 1.17 PT 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.10 HN 1.09 KP 1.06 ! LA 0.81 NL 1.29 OV 1.19 PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HN 0.94 KP 0.98 ! LA 0.98 NL 1.34 PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.11 KP 1.22 ! LA 0.90 NL 1.09 OV 1.08 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 HN 0.90 KP 1.05 ! LA 0.96 NL 1.20 PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.09 KP 1.17 ! LA 0.88 NL 1.18 OV 1.03 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HN 0.98 KP 1.02 ! LA 1.03 NL 1.22 PT 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.13 KP 1.23 ! LA 0.82 NL 1.13 OV 1.00 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.00 HN 0.95 KP 1.07 ! LA 0.96 NL 1.14 PT 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 1.00 KP 1.24 ! LA 0.79 NL 1.11 OV 1.06 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.00 HN 0.87 KP 1.08 ! LA 0.94 NL 1.13 PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.97 KP 1.13 ! LA 0.79 NL 1.12 OV 1.04 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.97 HN 0.85 KP 1.01 ! LA 0.98 NL 1.11 PT 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.98 KP 1.13 ! LA 0.82 NL 1.08 OV 1.11 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.89 HN 0.80 KP 1.14 ! LA 0.92 NL 1.19 PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.92 HN 0.98 KP 1.15 ! LA 0.77 NL 1.09 OV 1.04 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.91 HN 0.76 KP 1.03 ! LA 1.01 NL 1.13 PT 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.85 HN 0.86 KP 1.08 ! LA 0.81 NL 1.11 OV 0.96 PT 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.89 HN 0.83 KP 0.92 ! LA 0.97 NL 1.14 PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.92 HN 0.90 KP 0.97 ! LA 0.78 NL 1.08 OV 0.98 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.86 HN 0.76 KP 1.03 ! LA 0.98 NL 1.00 PT 0.86 ! ! ! Fit before self-cal, rms=0.050545Jy sigma=1.120782 ! Fit after self-cal, rms=0.050812Jy sigma=1.114467 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.587 mas, bmaj=3.119 mas, bpa=-23.36 degrees ! Estimated noise=0.113366 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 (-8.4, 13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000843049 Jy ! Component: 100 - total flux cleaned = 0.00106072 Jy ! Component: 150 - total flux cleaned = 0.00122165 Jy ! Component: 200 - total flux cleaned = 0.00135969 Jy ! Total flux subtracted in 200 components = 0.00135969 Jy ! Clean residual min=-0.000591 max=0.000817 Jy/beam ! Clean residual mean=-0.000002 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0427696 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 46 components and 0.0427696 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=0.050787Jy sigma=1.113833 ! Fit after self-cal, rms=0.050986Jy sigma=1.111377 ! 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=0.050986Jy sigma=1.111377 ! Fit after self-cal, rms=0.052199Jy sigma=1.109361 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.591 mas, bmaj=3.121 mas, bpa=-23.92 degrees ! Estimated noise=0.113744 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0006745 Jy ! Component: 100 - total flux cleaned = 0.00104144 Jy ! Component: 150 - total flux cleaned = 0.00118583 Jy ! Component: 200 - total flux cleaned = 0.00129704 Jy ! Total flux subtracted in 200 components = 0.00129704 Jy ! Clean residual min=-0.000533 max=0.000599 Jy/beam ! Clean residual mean=-0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0440666 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 68 components and 0.0440666 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=0.052187Jy sigma=1.109111 ! Fit after self-cal, rms=0.052360Jy sigma=1.108112 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 = 0.000483405 Jy ! Component: 100 - total flux cleaned = 0.000672057 Jy ! Component: 150 - total flux cleaned = 0.000759138 Jy ! Component: 200 - total flux cleaned = 0.000835187 Jy ! Total flux subtracted in 200 components = 0.000835187 Jy ! Clean residual min=-0.000578 max=0.000598 Jy/beam ! Clean residual mean=-0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0449018 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 81 components and 0.0449018 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=0.052350Jy sigma=1.107962 ! Fit after self-cal, rms=0.052351Jy sigma=1.107835 ! 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=0.052351Jy sigma=1.107835 ! Fit after self-cal, rms=0.053188Jy sigma=1.107552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.588 mas, bmaj=3.118 mas, bpa=-24.03 degrees ! Estimated noise=0.11424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449922 Jy ! Component: 100 - total flux cleaned = 0.000599047 Jy ! Component: 150 - total flux cleaned = 0.000710434 Jy ! Component: 200 - total flux cleaned = 0.000815747 Jy ! Total flux subtracted in 200 components = 0.000815747 Jy ! Clean residual min=-0.000504 max=0.000561 Jy/beam ! Clean residual mean=-0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0457176 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.0457176 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=0.053180Jy sigma=1.107420 ! Fit after self-cal, rms=0.053272Jy sigma=1.107151 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 = 0.000237081 Jy ! Component: 100 - total flux cleaned = 0.000314209 Jy ! Component: 150 - total flux cleaned = 0.000372075 Jy ! Component: 200 - total flux cleaned = 0.000415222 Jy ! Total flux subtracted in 200 components = 0.000415222 Jy ! Clean residual min=-0.000544 max=0.000556 Jy/beam ! Clean residual mean=-0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0461328 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 97 components and 0.0461328 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=0.053267Jy sigma=1.107078 ! Fit after self-cal, rms=0.053273Jy sigma=1.107049 ! 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=0.053273Jy sigma=1.107049 ! Fit after self-cal, rms=0.053773Jy sigma=1.106945 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.444 mas, bmaj=3.415 mas, bpa=-15.95 degrees ! Estimated noise=0.123126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000423791 Jy ! Component: 100 - total flux cleaned = 0.000611266 Jy ! Component: 150 - total flux cleaned = 0.000685551 Jy ! Component: 200 - total flux cleaned = 0.000733386 Jy ! Total flux subtracted in 200 components = 0.000733386 Jy ! Clean residual min=-0.000593 max=0.000599 Jy/beam ! Clean residual mean=-0.000002 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0468662 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 113 components and 0.0468662 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=0.053769Jy sigma=1.106878 ! Fit after self-cal, rms=0.053827Jy sigma=1.106785 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 = 0.000103318 Jy ! Component: 100 - total flux cleaned = 0.000128708 Jy ! Component: 150 - total flux cleaned = 0.000166722 Jy ! Component: 200 - total flux cleaned = 0.000201245 Jy ! Total flux subtracted in 200 components = 0.000201245 Jy ! Clean residual min=-0.000631 max=0.000594 Jy/beam ! Clean residual mean=-0.000002 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0470674 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 123 components and 0.0470674 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=0.053824Jy sigma=1.106756 ! Fit after self-cal, rms=0.053831Jy sigma=1.106719 ! 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=1.584 mas, bmaj=3.112 mas, bpa=-24.05 degrees ! Estimated noise=0.11454 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.584 x 3.112 at -24.05 degrees (North through East) ! Clean map min=-0.00068121 max=0.031223 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=1.197 mas, bmaj=2.834 mas, bpa=-26.42 degrees ! Estimated noise=0.314636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250788 Jy ! Component: 100 - total flux cleaned = 0.031408 Jy ! Component: 150 - total flux cleaned = 0.0345875 Jy ! Component: 200 - total flux cleaned = 0.0369022 Jy ! Total flux subtracted in 200 components = 0.0369022 Jy ! Clean residual min=-0.001865 max=0.001898 Jy/beam ! Clean residual mean=0.000004 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.0369022 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0369022 Jy ! Inverting map and beam ! Estimated beam: bmin=1.584 mas, bmaj=3.112 mas, bpa=-24.05 degrees ! Estimated noise=0.11454 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) ! Added new window around map position (-1.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259816 Jy ! Component: 100 - total flux cleaned = 0.00444399 Jy ! Component: 150 - total flux cleaned = 0.00584033 Jy ! Component: 200 - total flux cleaned = 0.00692426 Jy ! Total flux subtracted in 200 components = 0.00692426 Jy ! Clean residual min=-0.000764 max=0.000816 Jy/beam ! Clean residual mean=0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0438265 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 48 components and 0.0438265 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=2.444 mas, bmaj=3.415 mas, bpa=-15.95 degrees ! Estimated noise=0.123126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010663 Jy ! Component: 100 - total flux cleaned = 0.00161012 Jy ! Component: 150 - total flux cleaned = 0.00196981 Jy ! Component: 200 - total flux cleaned = 0.00225332 Jy ! Total flux subtracted in 200 components = 0.00225332 Jy ! Clean residual min=-0.000597 max=0.000615 Jy/beam ! Clean residual mean=-0.000001 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0460798 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 = 0.000258397 Jy ! Component: 100 - total flux cleaned = 0.000451096 Jy ! Component: 150 - total flux cleaned = 0.000592973 Jy ! Component: 200 - total flux cleaned = 0.000695978 Jy ! Total flux subtracted in 200 components = 0.000695978 Jy ! Clean residual min=-0.000562 max=0.000610 Jy/beam ! Clean residual mean=-0.000001 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0467758 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 108 components and 0.0467758 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.584 mas, bmaj=3.112 mas, bpa=-24.05 degrees ! Estimated noise=0.11454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.01037e-05 Jy ! Component: 100 - total flux cleaned = 3.03943e-05 Jy ! Component: 150 - total flux cleaned = 5.88388e-05 Jy ! Component: 200 - total flux cleaned = 0.000110545 Jy ! Total flux subtracted in 200 components = 0.000110545 Jy ! Clean residual min=-0.000514 max=0.000556 Jy/beam ! Clean residual mean=-0.000001 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0468863 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 123 components and 0.0468863 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=0.053830Jy sigma=1.106761 ! Fit after self-cal, rms=0.053828Jy sigma=1.106691 wmodel J0230+8141_X_a_map.mod ! Writing 123 model components to file: J0230+8141_X_a_map.mod wobs J0230+8141_X_a_uvs.fits ! Writing UV FITS file: J0230+8141_X_a_uvs.fits wwins J0230+8141_X_a_map.win ! wwins: Wrote 3 windows to J0230+8141_X_a_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 = -8.15738e-06 Jy ! Component: 100 - total flux cleaned = -8.41027e-06 Jy ! Component: 150 - total flux cleaned = 2.65214e-05 Jy ! Component: 200 - total flux cleaned = 4.32387e-05 Jy ! Component: 250 - total flux cleaned = 1.92898e-05 Jy ! Component: 300 - total flux cleaned = 1.91391e-05 Jy ! Component: 350 - total flux cleaned = 4.01149e-06 Jy ! Component: 400 - total flux cleaned = -4.0428e-05 Jy ! Component: 450 - total flux cleaned = -5.50353e-05 Jy ! Component: 500 - total flux cleaned = -7.6676e-05 Jy ! Component: 550 - total flux cleaned = -0.000125855 Jy ! Component: 600 - total flux cleaned = -0.00015338 Jy ! Component: 650 - total flux cleaned = -0.000180458 Jy ! Component: 700 - total flux cleaned = -0.000213813 Jy ! Component: 750 - total flux cleaned = -0.000233386 Jy ! Component: 800 - total flux cleaned = -0.000233392 Jy ! Component: 850 - total flux cleaned = -0.000271766 Jy ! Component: 900 - total flux cleaned = -0.000290532 Jy ! Component: 950 - total flux cleaned = -0.000284229 Jy ! Component: 1000 - total flux cleaned = -0.000290289 Jy ! Component: 1050 - total flux cleaned = -0.000302366 Jy ! Component: 1100 - total flux cleaned = -0.000308411 Jy ! Component: 1150 - total flux cleaned = -0.000308425 Jy ! Component: 1200 - total flux cleaned = -0.00032589 Jy ! Component: 1250 - total flux cleaned = -0.000320147 Jy ! Component: 1300 - total flux cleaned = -0.000314558 Jy ! Component: 1350 - total flux cleaned = -0.000337035 Jy ! Component: 1400 - total flux cleaned = -0.000325918 Jy ! Component: 1450 - total flux cleaned = -0.00034234 Jy ! Component: 1500 - total flux cleaned = -0.00033686 Jy ! Component: 1550 - total flux cleaned = -0.000326138 Jy ! Component: 1600 - total flux cleaned = -0.000331496 Jy ! Component: 1650 - total flux cleaned = -0.000347285 Jy ! Component: 1700 - total flux cleaned = -0.000326347 Jy ! Component: 1750 - total flux cleaned = -0.000341904 Jy ! Component: 1800 - total flux cleaned = -0.000352185 Jy ! Component: 1850 - total flux cleaned = -0.000341991 Jy ! Component: 1900 - total flux cleaned = -0.000342014 Jy ! Component: 1950 - total flux cleaned = -0.000346988 Jy ! Component: 2000 - total flux cleaned = -0.00033712 Jy ! Component: 2050 - total flux cleaned = -0.00034199 Jy ! Component: 2100 - total flux cleaned = -0.000322513 Jy ! Component: 2150 - total flux cleaned = -0.000317654 Jy ! Component: 2200 - total flux cleaned = -0.00032236 Jy ! Component: 2250 - total flux cleaned = -0.000288975 Jy ! Component: 2300 - total flux cleaned = -0.000279546 Jy ! Component: 2350 - total flux cleaned = -0.000274852 Jy ! Component: 2400 - total flux cleaned = -0.000260944 Jy ! Component: 2450 - total flux cleaned = -0.000256287 Jy ! Component: 2500 - total flux cleaned = -0.000233409 Jy ! Component: 2550 - total flux cleaned = -0.000224336 Jy ! Component: 2600 - total flux cleaned = -0.000206267 Jy ! Component: 2650 - total flux cleaned = -0.00019281 Jy ! Component: 2700 - total flux cleaned = -0.000188364 Jy ! Component: 2750 - total flux cleaned = -0.000170657 Jy ! Component: 2800 - total flux cleaned = -0.00017061 Jy ! Component: 2850 - total flux cleaned = -0.000144436 Jy ! Component: 2900 - total flux cleaned = -0.000131484 Jy ! Component: 2950 - total flux cleaned = -0.000127193 Jy ! Component: 3000 - total flux cleaned = -0.000118624 Jy ! Component: 3050 - total flux cleaned = -0.000105858 Jy ! Component: 3100 - total flux cleaned = -0.00011007 Jy ! Component: 3150 - total flux cleaned = -7.22283e-05 Jy ! Component: 3200 - total flux cleaned = -8.0588e-05 Jy ! Component: 3250 - total flux cleaned = -6.81043e-05 Jy ! Component: 3300 - total flux cleaned = -5.98579e-05 Jy ! Component: 3350 - total flux cleaned = -6.8084e-05 Jy ! Component: 3400 - total flux cleaned = -6.39904e-05 Jy ! Component: 3450 - total flux cleaned = -5.58689e-05 Jy ! Component: 3500 - total flux cleaned = -5.58697e-05 Jy ! Component: 3550 - total flux cleaned = -3.98695e-05 Jy ! Component: 3600 - total flux cleaned = -3.58644e-05 Jy ! Component: 3650 - total flux cleaned = -2.39974e-05 Jy ! Component: 3700 - total flux cleaned = -2.00844e-05 Jy ! Component: 3750 - total flux cleaned = -8.30646e-06 Jy ! Component: 3800 - total flux cleaned = 1.50735e-05 Jy ! Component: 3850 - total flux cleaned = 1.12243e-05 Jy ! Component: 3900 - total flux cleaned = 3.82023e-05 Jy ! Component: 3950 - total flux cleaned = 4.5856e-05 Jy ! Component: 4000 - total flux cleaned = 5.34827e-05 Jy ! Component: 4050 - total flux cleaned = 7.24536e-05 Jy ! Total flux subtracted in 4096 components = 8.00138e-05 Jy ! Clean residual min=-0.000241 max=0.000235 Jy/beam ! Clean residual mean=-0.000000 rms=0.000072 Jy/beam ! Combined flux in latest and established models = 0.0469664 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 414 components and 0.0469664 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0230+8141_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.584 x 3.112 at -24.05 degrees (North through East) ! Clean map min=-0.00072337 max=0.031195 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0230+8141_X_a_map.fits wmodel /vlbi/uf001/uvm//J0230+8141_X_a_map.mod ! Writing 414 model components to file: /vlbi/uf001/uvm//J0230+8141_X_a_map.mod wobs /vlbi/uf001/uvm//J0230+8141_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0230+8141_X_a_uvs.fits wwins /vlbi/uf001/uvm//J0230+8141_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J0230+8141_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0311945 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.15012e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.687633 0.687633 1.37527 2.75053 5.50106 11.0021 22.0043 44.0085 88.017 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 436.279 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0230+8141_X_a_dfm.log closed on Sun Jan 13 20:36:01 2019