! Started logfile: /vlbi/uf001/uvm//J0642+1128_X_a_dfm.log on Sun Jan 13 20:57:06 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//J0642+1128_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0642+1128_X_a_uvm.fits ! AN table 1: 108 integrations on 45 of 45 possible baselines. ! AN table 2: 148 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.792092 visibilities/baseline/integration-bin. ! Found source: J0642+1128 ! ! 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 85584 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 J0642+1128_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 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004650Jy sigma=23.180936 ! Fit after self-cal, rms=0.945216Jy sigma=21.744014 ! 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=0.7265 mas, bmaj=1.656 mas, bpa=-2.88 degrees ! Estimated noise=0.267041 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 = 0.0326569 Jy ! Component: 100 - total flux cleaned = 0.047577 Jy ! Total flux subtracted in 100 components = 0.047577 Jy ! Clean residual min=-0.003046 max=0.008108 Jy/beam ! Clean residual mean=0.000005 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 0.047577 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.047577 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=0.067114Jy sigma=1.523468 ! Fit after self-cal, rms=0.066112Jy sigma=1.500059 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108191 Jy ! Component: 100 - total flux cleaned = 0.0176343 Jy ! Total flux subtracted in 100 components = 0.0176343 Jy ! Clean residual min=-0.002470 max=0.005135 Jy/beam ! Clean residual mean=0.000002 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.0652113 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 35 components and 0.0652113 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=0.061846Jy sigma=1.388701 ! Fit after self-cal, rms=0.061815Jy sigma=1.387602 ! Inverting map ! Added new window around map position (0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00555955 Jy ! Component: 100 - total flux cleaned = 0.00936215 Jy ! Total flux subtracted in 100 components = 0.00936215 Jy ! Clean residual min=-0.002168 max=0.004103 Jy/beam ! Clean residual mean=0.000001 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.0745735 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.0745735 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=0.060336Jy sigma=1.348564 ! Fit after self-cal, rms=0.060319Jy sigma=1.348009 ! Inverting map ! Added new window around map position (-1.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039934 Jy ! Component: 100 - total flux cleaned = 0.00682812 Jy ! Total flux subtracted in 100 components = 0.00682812 Jy ! Clean residual min=-0.002105 max=0.002686 Jy/beam ! Clean residual mean=0.000000 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0814016 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.0814016 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=0.059528Jy sigma=1.327041 ! Fit after self-cal, rms=0.059514Jy sigma=1.326647 ! 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=0.9517 mas, bmaj=2.173 mas, bpa=-5.034 degrees ! Estimated noise=0.106454 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 = 0.00867031 Jy ! Component: 100 - total flux cleaned = 0.0143131 Jy ! Component: 150 - total flux cleaned = 0.0184489 Jy ! Component: 200 - total flux cleaned = 0.0215444 Jy ! Total flux subtracted in 200 components = 0.0215444 Jy ! Clean residual min=-0.003183 max=0.004997 Jy/beam ! Clean residual mean=-0.000008 rms=0.001134 Jy/beam ! Combined flux in latest and established models = 0.102946 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 97 components and 0.102946 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=0.058097Jy sigma=1.287641 ! Fit after self-cal, rms=0.058086Jy sigma=1.287085 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9517 x 2.173 at -5.034 degrees (North through East) ! Clean map min=-0.0031271 max=0.053624 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.11 HN 1.00 KP 1.07 ! LA 1.02 MK 1.13 NL 1.33 OV 1.05 ! PT 1.03 SC 0.98 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 1.12 KP 0.93 LA 0.72 ! MK 1.16 NL 1.08 OV 0.80 PT 0.83 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.12 HN 1.00 KP 1.11 ! LA 1.00 MK 1.11 NL 1.32 OV 1.01 ! PT 1.08 SC 0.96 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.07 KP 0.92 LA 0.71 ! MK 1.18 NL 1.10 OV 0.81 PT 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.14 HN 1.03 KP 1.10 ! LA 1.04 MK 1.06 NL 1.27 OV 1.00 ! PT 1.08 SC 0.94 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.05 KP 0.93 LA 0.72 ! MK 1.14 NL 1.06 OV 0.80 PT 0.86 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.08 HN 1.06 KP 1.09 ! LA 1.01 MK 1.05 NL 1.33 OV 1.01 ! PT 1.08 SC 0.93 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 1.05 KP 0.93 LA 0.74 ! MK 1.02 NL 1.06 OV 0.82 PT 0.82 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.08 HN 0.98 KP 1.12 ! LA 1.01 MK 1.07 NL 1.31 OV 0.98 ! PT 1.07 SC 0.87 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 0.95 KP 0.89 LA 0.71 ! MK 1.08 NL 1.07 OV 0.80 PT 0.85 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.09 HN 0.97 KP 1.10 ! LA 1.01 MK 0.99 NL 1.31 OV 0.97 ! PT 1.06 SC 0.96 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 1.00 KP 0.91 LA 0.70 ! MK 1.10 NL 1.02 OV 0.79 PT 0.83 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.08 HN 0.93 KP 1.13 ! LA 1.02 MK 1.06 NL 1.30 OV 0.98 ! PT 1.06 SC 0.89 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 HN 1.01 KP 0.93 LA 0.72 ! MK 1.09 NL 1.00 OV 0.82 PT 0.82 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.08 HN 0.95 KP 1.11 ! LA 1.00 MK 0.95 NL 1.31 OV 0.99 ! PT 1.02 SC 0.90 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 HN 0.99 KP 0.94 LA 0.72 ! MK 1.05 NL 1.01 OV 0.79 PT 0.84 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.11 HN 0.91 KP 1.11 ! LA 1.03 MK 0.98 NL 1.28 OV 1.02 ! PT 1.05 SC 0.92 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 HN 0.93 KP 0.90 LA 0.74 ! MK 1.00 NL 1.02 OV 0.79 PT 0.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.16 HN 0.93 KP 1.09 ! LA 0.99 MK 0.90 NL 1.28 OV 0.99 ! PT 1.05 SC 0.82 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 0.87 KP 0.90 LA 0.71 ! MK 0.97 NL 1.02 OV 0.79 PT 0.82 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.11 HN 0.96 KP 1.10 ! LA 1.03 MK 0.87 NL 1.23 OV 0.97 ! PT 1.00 SC 0.75 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 HN 0.89 KP 0.90 LA 0.71 ! MK 0.88 NL 0.99 OV 0.79 PT 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.08 HN 0.89 KP 1.04 ! LA 0.99 MK 0.69 NL 1.26 OV 1.00 ! PT 1.06 SC 0.91 ! ! A total of 216 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 HN 0.94 KP 0.88 LA 0.73 ! MK 0.96 NL 0.99 OV 0.79 PT 0.83 ! ! ! Fit before self-cal, rms=0.058086Jy sigma=1.287085 ! Fit after self-cal, rms=0.056361Jy sigma=1.211250 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9412 mas, bmaj=2.177 mas, bpa=-4.712 degrees ! Estimated noise=0.10654 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 (1.4, -34.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114563 Jy ! Component: 100 - total flux cleaned = 0.00148309 Jy ! Component: 150 - total flux cleaned = 0.00160335 Jy ! Component: 200 - total flux cleaned = 0.0017041 Jy ! Total flux subtracted in 200 components = 0.0017041 Jy ! Clean residual min=-0.000801 max=0.000783 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.10465 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.10465 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=0.056329Jy sigma=1.210531 ! Fit after self-cal, rms=0.056412Jy sigma=1.209701 ! 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=0.056412Jy sigma=1.209701 ! Fit after self-cal, rms=0.055930Jy sigma=1.208127 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9199 mas, bmaj=2.147 mas, bpa=-5.382 degrees ! Estimated noise=0.104577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000252402 Jy ! Component: 100 - total flux cleaned = 0.000272236 Jy ! Component: 150 - total flux cleaned = 0.000322467 Jy ! Component: 200 - total flux cleaned = 0.000350638 Jy ! Total flux subtracted in 200 components = 0.000350638 Jy ! Clean residual min=-0.000622 max=0.000719 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.105001 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 123 components and 0.105001 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=0.055915Jy sigma=1.207838 ! Fit after self-cal, rms=0.055929Jy sigma=1.207722 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 (-15.6, 50.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000306713 Jy ! Component: 100 - total flux cleaned = 0.000324162 Jy ! Component: 150 - total flux cleaned = 0.000339658 Jy ! Component: 200 - total flux cleaned = 0.000327091 Jy ! Total flux subtracted in 200 components = 0.000327091 Jy ! Clean residual min=-0.000596 max=0.000650 Jy/beam ! Clean residual mean=0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.105328 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 135 components and 0.105328 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=0.055918Jy sigma=1.207482 ! Fit after self-cal, rms=0.055916Jy sigma=1.207447 ! 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=0.055916Jy sigma=1.207447 ! Fit after self-cal, rms=0.055425Jy sigma=1.207341 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9089 mas, bmaj=2.142 mas, bpa=-5.757 degrees ! Estimated noise=0.103334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000240706 Jy ! Component: 100 - total flux cleaned = 0.00029039 Jy ! Component: 150 - total flux cleaned = 0.000328986 Jy ! Component: 200 - total flux cleaned = 0.000306188 Jy ! Total flux subtracted in 200 components = 0.000306188 Jy ! Clean residual min=-0.000546 max=0.000583 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.105634 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 136 components and 0.105634 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=0.055416Jy sigma=1.207177 ! Fit after self-cal, rms=0.055416Jy sigma=1.207148 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 = 2.43461e-05 Jy ! Component: 100 - total flux cleaned = 2.45392e-06 Jy ! Component: 150 - total flux cleaned = -3.75685e-05 Jy ! Component: 200 - total flux cleaned = -5.6288e-05 Jy ! Total flux subtracted in 200 components = -5.6288e-05 Jy ! Clean residual min=-0.000556 max=0.000567 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.105578 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 142 components and 0.105578 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=0.055412Jy sigma=1.207074 ! Fit after self-cal, rms=0.055411Jy sigma=1.207067 ! 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=0.055411Jy sigma=1.207067 ! Fit after self-cal, rms=0.055004Jy sigma=1.207013 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.054 mas, bmaj=3.139 mas, bpa=-7.67 degrees ! Estimated noise=0.130579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.43882e-05 Jy ! Component: 100 - total flux cleaned = -8.08673e-05 Jy ! Component: 150 - total flux cleaned = -0.000125992 Jy ! Component: 200 - total flux cleaned = -0.000134757 Jy ! Total flux subtracted in 200 components = -0.000134757 Jy ! Clean residual min=-0.000627 max=0.000596 Jy/beam ! Clean residual mean=0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.105443 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 153 components and 0.105443 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=0.055004Jy sigma=1.206990 ! Fit after self-cal, rms=0.055004Jy sigma=1.206975 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 = -5.63832e-05 Jy ! Component: 100 - total flux cleaned = -7.64131e-05 Jy ! Component: 150 - total flux cleaned = -8.38902e-05 Jy ! Component: 200 - total flux cleaned = -9.07635e-05 Jy ! Total flux subtracted in 200 components = -9.07635e-05 Jy ! Clean residual min=-0.000634 max=0.000598 Jy/beam ! Clean residual mean=0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.105352 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 155 components and 0.105352 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=0.055003Jy sigma=1.206968 ! Fit after self-cal, rms=0.055003Jy sigma=1.206961 ! 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=0.9011 mas, bmaj=2.141 mas, bpa=-6.107 degrees ! Estimated noise=0.102355 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9011 x 2.141 at -6.107 degrees (North through East) ! Clean map min=-0.00056043 max=0.049569 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=0.6784 mas, bmaj=1.625 mas, bpa=-4.692 degrees ! Estimated noise=0.255763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0320223 Jy ! Component: 100 - total flux cleaned = 0.0497154 Jy ! Component: 150 - total flux cleaned = 0.0614912 Jy ! Component: 200 - total flux cleaned = 0.0695899 Jy ! Total flux subtracted in 200 components = 0.0695899 Jy ! Clean residual min=-0.002038 max=0.004447 Jy/beam ! Clean residual mean=0.000004 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.0695899 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0695899 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9011 mas, bmaj=2.141 mas, bpa=-6.107 degrees ! Estimated noise=0.102355 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 = 0.0112204 Jy ! Component: 100 - total flux cleaned = 0.0179624 Jy ! Component: 150 - total flux cleaned = 0.0225501 Jy ! Component: 200 - total flux cleaned = 0.0257776 Jy ! Total flux subtracted in 200 components = 0.0257776 Jy ! Clean residual min=-0.001152 max=0.001841 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0953675 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 74 components and 0.0953674 Jy ! Inverting map ! Added new window around map position (0.8, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023309 Jy ! Component: 100 - total flux cleaned = 0.00404092 Jy ! Component: 150 - total flux cleaned = 0.00535544 Jy ! Component: 200 - total flux cleaned = 0.00642663 Jy ! Total flux subtracted in 200 components = 0.00642663 Jy ! Clean residual min=-0.000801 max=0.000779 Jy/beam ! Clean residual mean=0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.101794 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 98 components and 0.101794 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=2.054 mas, bmaj=3.139 mas, bpa=-7.67 degrees ! Estimated noise=0.130579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137688 Jy ! Component: 100 - total flux cleaned = 0.00208997 Jy ! Component: 150 - total flux cleaned = 0.00247809 Jy ! Component: 200 - total flux cleaned = 0.0026447 Jy ! Total flux subtracted in 200 components = 0.0026447 Jy ! Clean residual min=-0.000566 max=0.000579 Jy/beam ! Clean residual mean=0.000001 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.104439 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 = 0.000106929 Jy ! Component: 100 - total flux cleaned = 0.00018607 Jy ! Component: 150 - total flux cleaned = 0.000222599 Jy ! Component: 200 - total flux cleaned = 0.000256435 Jy ! Total flux subtracted in 200 components = 0.000256435 Jy ! Clean residual min=-0.000554 max=0.000579 Jy/beam ! Clean residual mean=0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.104695 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 134 components and 0.104695 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9011 mas, bmaj=2.141 mas, bpa=-6.107 degrees ! Estimated noise=0.102355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112472 Jy ! Component: 100 - total flux cleaned = 7.05062e-05 Jy ! Component: 150 - total flux cleaned = 8.81131e-05 Jy ! Component: 200 - total flux cleaned = 7.30813e-05 Jy ! Total flux subtracted in 200 components = 7.30813e-05 Jy ! Clean residual min=-0.000579 max=0.000547 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.104768 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 148 components and 0.104768 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=0.055011Jy sigma=1.207205 ! Fit after self-cal, rms=0.055000Jy sigma=1.207006 wmodel J0642+1128_X_a_map.mod ! Writing 148 model components to file: J0642+1128_X_a_map.mod wobs J0642+1128_X_a_uvs.fits ! Writing UV FITS file: J0642+1128_X_a_uvs.fits wwins J0642+1128_X_a_map.win ! wwins: Wrote 6 windows to J0642+1128_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 = -9.70857e-05 Jy ! Component: 100 - total flux cleaned = -0.000135774 Jy ! Component: 150 - total flux cleaned = -0.00015428 Jy ! Component: 200 - total flux cleaned = -0.000180899 Jy ! Component: 250 - total flux cleaned = -0.000206765 Jy ! Component: 300 - total flux cleaned = -0.000240509 Jy ! Component: 350 - total flux cleaned = -0.000240512 Jy ! Component: 400 - total flux cleaned = -0.000256453 Jy ! Component: 450 - total flux cleaned = -0.000256307 Jy ! Component: 500 - total flux cleaned = -0.000232981 Jy ! Component: 550 - total flux cleaned = -0.000233093 Jy ! Component: 600 - total flux cleaned = -0.000248024 Jy ! Component: 650 - total flux cleaned = -0.000233232 Jy ! Component: 700 - total flux cleaned = -0.000240536 Jy ! Component: 750 - total flux cleaned = -0.000255014 Jy ! Component: 800 - total flux cleaned = -0.000262289 Jy ! Component: 850 - total flux cleaned = -0.000297586 Jy ! Component: 900 - total flux cleaned = -0.000304643 Jy ! Component: 950 - total flux cleaned = -0.000332118 Jy ! Component: 1000 - total flux cleaned = -0.000325281 Jy ! Component: 1050 - total flux cleaned = -0.000331968 Jy ! Component: 1100 - total flux cleaned = -0.000352021 Jy ! Component: 1150 - total flux cleaned = -0.000332104 Jy ! Component: 1200 - total flux cleaned = -0.000332064 Jy ! Component: 1250 - total flux cleaned = -0.000344997 Jy ! Component: 1300 - total flux cleaned = -0.000338622 Jy ! Component: 1350 - total flux cleaned = -0.000345005 Jy ! Component: 1400 - total flux cleaned = -0.000357572 Jy ! Component: 1450 - total flux cleaned = -0.00037011 Jy ! Component: 1500 - total flux cleaned = -0.000376315 Jy ! Component: 1550 - total flux cleaned = -0.000394768 Jy ! Component: 1600 - total flux cleaned = -0.000431314 Jy ! Component: 1650 - total flux cleaned = -0.000443449 Jy ! Component: 1700 - total flux cleaned = -0.000449443 Jy ! Component: 1750 - total flux cleaned = -0.000461361 Jy ! Component: 1800 - total flux cleaned = -0.000479168 Jy ! Component: 1850 - total flux cleaned = -0.000514419 Jy ! Component: 1900 - total flux cleaned = -0.000520284 Jy ! Component: 1950 - total flux cleaned = -0.000549251 Jy ! Component: 2000 - total flux cleaned = -0.000566439 Jy ! Component: 2050 - total flux cleaned = -0.000595036 Jy ! Component: 2100 - total flux cleaned = -0.000606408 Jy ! Component: 2150 - total flux cleaned = -0.000645873 Jy ! Component: 2200 - total flux cleaned = -0.000657024 Jy ! Component: 2250 - total flux cleaned = -0.000695933 Jy ! Component: 2300 - total flux cleaned = -0.000723483 Jy ! Component: 2350 - total flux cleaned = -0.000718125 Jy ! Component: 2400 - total flux cleaned = -0.000745407 Jy ! Component: 2450 - total flux cleaned = -0.000772363 Jy ! Component: 2500 - total flux cleaned = -0.000804613 Jy ! Component: 2550 - total flux cleaned = -0.000820561 Jy ! Component: 2600 - total flux cleaned = -0.000815264 Jy ! Component: 2650 - total flux cleaned = -0.000831073 Jy ! Component: 2700 - total flux cleaned = -0.000862563 Jy ! Component: 2750 - total flux cleaned = -0.000867803 Jy ! Component: 2800 - total flux cleaned = -0.00090396 Jy ! Component: 2850 - total flux cleaned = -0.000888524 Jy ! Component: 2900 - total flux cleaned = -0.00089874 Jy ! Component: 2950 - total flux cleaned = -0.000898787 Jy ! Component: 3000 - total flux cleaned = -0.000903853 Jy ! Component: 3050 - total flux cleaned = -0.000913922 Jy ! Component: 3100 - total flux cleaned = -0.000903915 Jy ! Component: 3150 - total flux cleaned = -0.000918864 Jy ! Component: 3200 - total flux cleaned = -0.00094359 Jy ! Component: 3250 - total flux cleaned = -0.000958363 Jy ! Component: 3300 - total flux cleaned = -0.00097793 Jy ! Component: 3350 - total flux cleaned = -0.000982801 Jy ! Component: 3400 - total flux cleaned = -0.00101663 Jy ! Component: 3450 - total flux cleaned = -0.00103102 Jy ! Component: 3500 - total flux cleaned = -0.00104061 Jy ! Component: 3550 - total flux cleaned = -0.0010359 Jy ! Component: 3600 - total flux cleaned = -0.0010407 Jy ! Component: 3650 - total flux cleaned = -0.00107371 Jy ! Component: 3700 - total flux cleaned = -0.00110174 Jy ! Component: 3750 - total flux cleaned = -0.00111107 Jy ! Component: 3800 - total flux cleaned = -0.00112037 Jy ! Component: 3850 - total flux cleaned = -0.00113883 Jy ! Component: 3900 - total flux cleaned = -0.00115713 Jy ! Component: 3950 - total flux cleaned = -0.00117992 Jy ! Component: 4000 - total flux cleaned = -0.00119808 Jy ! Component: 4050 - total flux cleaned = -0.00121611 Jy ! Total flux subtracted in 4096 components = -0.00119361 Jy ! Clean residual min=-0.000247 max=0.000245 Jy/beam ! Clean residual mean=0.000000 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.103575 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 483 components and 0.103575 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0642+1128_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9011 x 2.141 at -6.107 degrees (North through East) ! Clean map min=-0.00043909 max=0.049838 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0642+1128_X_a_map.fits wmodel /vlbi/uf001/uvm//J0642+1128_X_a_map.mod ! Writing 483 model components to file: /vlbi/uf001/uvm//J0642+1128_X_a_map.mod wobs /vlbi/uf001/uvm//J0642+1128_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0642+1128_X_a_uvs.fits wwins /vlbi/uf001/uvm//J0642+1128_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J0642+1128_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0498382 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.91491e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.476436 0.476436 0.952872 1.90574 3.81149 7.62298 15.246 30.4919 60.9838 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.049 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 629.675 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0642+1128_X_a_dfm.log closed on Sun Jan 13 20:57:16 2019