! Started logfile: /vlbi/uf001/uva//J2206-1835_X_b_dfm.log on Mon Jan 14 06:08:17 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//J2206-1835_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2206-1835_X_b_uva.fits ! AN table 1: 148 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.767616 visibilities/baseline/integration-bin. ! Found source: J2206-1835 ! ! 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 38172 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 J2206-1835_X_b] 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 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 176 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012438Jy sigma=20.184505 ! Fit after self-cal, rms=0.944890Jy sigma=19.097134 ! 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=1.312 mas, bmaj=5.661 mas, bpa=-7.613 degrees ! Estimated noise=0.533411 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 = 0.0314038 Jy ! Component: 100 - total flux cleaned = 0.0452973 Jy ! Total flux subtracted in 100 components = 0.0452973 Jy ! Clean residual min=-0.010424 max=0.013077 Jy/beam ! Clean residual mean=0.000034 rms=0.005153 Jy/beam ! Combined flux in latest and established models = 0.0452973 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0452973 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=0.161435Jy sigma=2.702953 ! Fit after self-cal, rms=0.160780Jy sigma=2.688547 ! 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=1.671 mas, bmaj=5.944 mas, bpa=-7.71 degrees ! Estimated noise=0.186411 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 = 0.0361788 Jy ! Component: 100 - total flux cleaned = 0.0619926 Jy ! Component: 150 - total flux cleaned = 0.0812811 Jy ! Component: 200 - total flux cleaned = 0.0957519 Jy ! Total flux subtracted in 200 components = 0.0957519 Jy ! Clean residual min=-0.025557 max=0.034334 Jy/beam ! Clean residual mean=0.000085 rms=0.011766 Jy/beam ! Combined flux in latest and established models = 0.141049 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 69 components and 0.141049 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=0.146520Jy sigma=2.495032 ! Fit after self-cal, rms=0.145242Jy sigma=2.471565 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.671 x 5.944 at -7.71 degrees (North through East) ! Clean map min=-0.024089 max=0.051636 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 3.23 HN 1.82 KP 1.60 ! LA 0.54 NL 6.76 OV 5.69 PT 0.38 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 2.94 HN 1.64 KP 1.47 ! LA 0.60 NL 6.80 OV 5.25 PT 0.38 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 2.76 HN 1.79 KP 1.50 ! LA 0.56 NL 5.99 OV 4.72 PT 0.41 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 3.04 HN 1.79 KP 1.57 ! LA 0.59 NL 5.71 OV 5.50 PT 0.36 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 3.04 HN 1.92 KP 1.49 ! LA 0.57 NL 6.50 OV 5.25 PT 0.38 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 2.95 HN 1.91 KP 1.41 ! LA 0.57 NL 5.80 OV 5.04 PT 0.37 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 3.12 HN 1.75 KP 1.48 ! LA 0.58 NL 5.77 OV 5.47 PT 0.36 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 2.70 HN 1.64 KP 1.39 ! LA 0.57 NL 5.42 OV 5.07 PT 0.40 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 3.06 HN 1.67 KP 1.40 ! LA 0.59 NL 5.57 OV 4.82 PT 0.36 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.69 FD 2.69 HN 1.43 KP 1.41 ! LA 0.57 NL 4.65 OV 3.83 PT 0.41 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.63 FD 2.69 HN 1.32 KP 1.31 ! LA 0.58 NL 5.08 OV 4.12 PT 0.39 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.66 FD 2.66 HN 1.44 KP 1.38 ! LA 0.59 NL 5.05 OV 4.13 PT 0.37 ! ! ! Fit before self-cal, rms=0.145242Jy sigma=2.471565 ! Fit after self-cal, rms=0.455864Jy sigma=1.714494 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.094 mas, bmaj=6.304 mas, bpa=-6.784 degrees ! Estimated noise=0.262343 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 = 0.0034494 Jy ! Component: 100 - total flux cleaned = 0.00365214 Jy ! Component: 150 - total flux cleaned = 0.0038174 Jy ! Component: 200 - total flux cleaned = 0.00368204 Jy ! Total flux subtracted in 200 components = 0.00368204 Jy ! Clean residual min=-0.024609 max=0.019260 Jy/beam ! Clean residual mean=0.000108 rms=0.007391 Jy/beam ! Combined flux in latest and established models = 0.144731 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 75 components and 0.144731 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=0.454601Jy sigma=1.718508 ! Fit after self-cal, rms=0.462180Jy sigma=1.648724 ! 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=0.462180Jy sigma=1.648724 ! Fit after self-cal, rms=0.663203Jy sigma=1.254848 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.034 mas, bmaj=6.316 mas, bpa=-6.715 degrees ! Estimated noise=0.268792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000141243 Jy ! Component: 100 - total flux cleaned = -6.29485e-05 Jy ! Component: 150 - total flux cleaned = 0.000103742 Jy ! Component: 200 - total flux cleaned = 0.000153391 Jy ! Total flux subtracted in 200 components = 0.000153391 Jy ! Clean residual min=-0.009395 max=0.008421 Jy/beam ! Clean residual mean=0.000007 rms=0.002833 Jy/beam ! Combined flux in latest and established models = 0.144885 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.144885 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=0.663141Jy sigma=1.256085 ! Fit after self-cal, rms=0.663592Jy sigma=1.249976 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 = -0.000396615 Jy ! Component: 100 - total flux cleaned = -0.000768199 Jy ! Component: 150 - total flux cleaned = -0.000926113 Jy ! Component: 200 - total flux cleaned = -0.000927662 Jy ! Total flux subtracted in 200 components = -0.000927662 Jy ! Clean residual min=-0.008722 max=0.007553 Jy/beam ! Clean residual mean=0.000006 rms=0.002656 Jy/beam ! Combined flux in latest and established models = 0.143957 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 0.143957 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=0.663523Jy sigma=1.250940 ! Fit after self-cal, rms=0.663549Jy sigma=1.249682 ! 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=0.663549Jy sigma=1.249682 ! Fit after self-cal, rms=0.711594Jy sigma=1.248716 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.032 mas, bmaj=6.329 mas, bpa=-6.778 degrees ! Estimated noise=0.271183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000216495 Jy ! Component: 100 - total flux cleaned = -0.000135029 Jy ! Component: 150 - total flux cleaned = -0.000194188 Jy ! Component: 200 - total flux cleaned = -0.000199189 Jy ! Total flux subtracted in 200 components = -0.000199189 Jy ! Clean residual min=-0.008827 max=0.007668 Jy/beam ! Clean residual mean=0.000007 rms=0.002669 Jy/beam ! Combined flux in latest and established models = 0.143758 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 114 components and 0.143758 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=0.711525Jy sigma=1.249936 ! Fit after self-cal, rms=0.711650Jy sigma=1.248349 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 = -0.000167455 Jy ! Component: 100 - total flux cleaned = -0.000399229 Jy ! Component: 150 - total flux cleaned = -0.000509664 Jy ! Component: 200 - total flux cleaned = -0.000550052 Jy ! Total flux subtracted in 200 components = -0.000550052 Jy ! Clean residual min=-0.008756 max=0.007495 Jy/beam ! Clean residual mean=0.000006 rms=0.002649 Jy/beam ! Combined flux in latest and established models = 0.143208 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 117 components and 0.143208 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=0.711579Jy sigma=1.249469 ! Fit after self-cal, rms=0.711594Jy sigma=1.248119 ! 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=0.711594Jy sigma=1.248119 ! Fit after self-cal, rms=0.757753Jy sigma=1.247826 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.563 mas, bmaj=6.542 mas, bpa=-2.335 degrees ! Estimated noise=0.263964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000869627 Jy ! Component: 100 - total flux cleaned = -0.00105904 Jy ! Component: 150 - total flux cleaned = -0.001132 Jy ! Component: 200 - total flux cleaned = -0.0011854 Jy ! Total flux subtracted in 200 components = -0.0011854 Jy ! Clean residual min=-0.010363 max=0.008590 Jy/beam ! Clean residual mean=0.000009 rms=0.003209 Jy/beam ! Combined flux in latest and established models = 0.142022 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 120 components and 0.142022 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=0.757672Jy sigma=1.249604 ! Fit after self-cal, rms=0.757738Jy sigma=1.247706 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 = -0.000342791 Jy ! Component: 100 - total flux cleaned = -0.00051055 Jy ! Component: 150 - total flux cleaned = -0.000572987 Jy ! Component: 200 - total flux cleaned = -0.000572112 Jy ! Total flux subtracted in 200 components = -0.000572112 Jy ! Clean residual min=-0.010383 max=0.008459 Jy/beam ! Clean residual mean=0.000008 rms=0.003208 Jy/beam ! Combined flux in latest and established models = 0.14145 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 122 components and 0.14145 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=0.757658Jy sigma=1.249377 ! Fit after self-cal, rms=0.757676Jy sigma=1.247680 ! 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=2.046 mas, bmaj=6.362 mas, bpa=-6.772 degrees ! Estimated noise=0.276676 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.046 x 6.362 at -6.772 degrees (North through East) ! Clean map min=-0.0087449 max=0.063846 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=1.379 mas, bmaj=5.578 mas, bpa=-5.759 degrees ! Estimated noise=1.02519 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0506246 Jy ! Component: 100 - total flux cleaned = 0.0787921 Jy ! Component: 150 - total flux cleaned = 0.096339 Jy ! Component: 200 - total flux cleaned = 0.108039 Jy ! Total flux subtracted in 200 components = 0.108039 Jy ! Clean residual min=-0.010298 max=0.011189 Jy/beam ! Clean residual mean=0.000026 rms=0.003249 Jy/beam ! Combined flux in latest and established models = 0.108039 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 51 model components to the UV plane model. ! The established model now contains 51 components and 0.108039 Jy ! Inverting map and beam ! Estimated beam: bmin=2.046 mas, bmaj=6.362 mas, bpa=-6.772 degrees ! Estimated noise=0.276676 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 = 0.0153108 Jy ! Component: 100 - total flux cleaned = 0.0225546 Jy ! Component: 150 - total flux cleaned = 0.0263584 Jy ! Component: 200 - total flux cleaned = 0.0284435 Jy ! Total flux subtracted in 200 components = 0.0284435 Jy ! Clean residual min=-0.010328 max=0.007008 Jy/beam ! Clean residual mean=0.000014 rms=0.002931 Jy/beam ! Combined flux in latest and established models = 0.136482 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 76 components and 0.136482 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=3.563 mas, bmaj=6.542 mas, bpa=-2.335 degrees ! Estimated noise=0.263964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127834 Jy ! Component: 100 - total flux cleaned = 0.00147614 Jy ! Component: 150 - total flux cleaned = 0.00160913 Jy ! Component: 200 - total flux cleaned = 0.00173135 Jy ! Total flux subtracted in 200 components = 0.00173135 Jy ! Clean residual min=-0.011216 max=0.008403 Jy/beam ! Clean residual mean=0.000016 rms=0.003381 Jy/beam ! Combined flux in latest and established models = 0.138213 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 = 0.000147621 Jy ! Component: 100 - total flux cleaned = 0.000247891 Jy ! Component: 150 - total flux cleaned = 0.000368806 Jy ! Component: 200 - total flux cleaned = 0.000452733 Jy ! Total flux subtracted in 200 components = 0.000452733 Jy ! Clean residual min=-0.011085 max=0.008462 Jy/beam ! Clean residual mean=0.000015 rms=0.003367 Jy/beam ! Combined flux in latest and established models = 0.138666 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 81 components and 0.138666 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.046 mas, bmaj=6.362 mas, bpa=-6.772 degrees ! Estimated noise=0.276676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000124613 Jy ! Component: 100 - total flux cleaned = -8.45391e-05 Jy ! Component: 150 - total flux cleaned = -8.40116e-05 Jy ! Component: 200 - total flux cleaned = -4.64848e-05 Jy ! Total flux subtracted in 200 components = -4.64848e-05 Jy ! Clean residual min=-0.009825 max=0.007260 Jy/beam ! Clean residual mean=0.000013 rms=0.002850 Jy/beam ! Combined flux in latest and established models = 0.13862 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 85 components and 0.13862 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=0.757569Jy sigma=1.252733 ! Fit after self-cal, rms=0.757518Jy sigma=1.248300 wmodel J2206-1835_X_b_map.mod ! Writing 85 model components to file: J2206-1835_X_b_map.mod wobs J2206-1835_X_b_uvs.fits ! Writing UV FITS file: J2206-1835_X_b_uvs.fits wwins J2206-1835_X_b_map.win ! wwins: Wrote 1 windows to J2206-1835_X_b_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 = -0.00382981 Jy ! Component: 100 - total flux cleaned = -0.00383363 Jy ! Component: 150 - total flux cleaned = -0.00419452 Jy ! Component: 200 - total flux cleaned = -0.00475876 Jy ! Component: 250 - total flux cleaned = -0.00529166 Jy ! Component: 300 - total flux cleaned = -0.00508451 Jy ! Component: 350 - total flux cleaned = -0.00458914 Jy ! Component: 400 - total flux cleaned = -0.00401581 Jy ! Component: 450 - total flux cleaned = -0.00346344 Jy ! Component: 500 - total flux cleaned = -0.00301562 Jy ! Component: 550 - total flux cleaned = -0.00240639 Jy ! Component: 600 - total flux cleaned = -0.00189867 Jy ! Component: 650 - total flux cleaned = -0.00148744 Jy ! Component: 700 - total flux cleaned = -0.00117031 Jy ! Component: 750 - total flux cleaned = -0.00116984 Jy ! Component: 800 - total flux cleaned = -0.00109332 Jy ! Component: 850 - total flux cleaned = -0.000945672 Jy ! Component: 900 - total flux cleaned = -0.000804096 Jy ! Component: 950 - total flux cleaned = -0.000596537 Jy ! Component: 1000 - total flux cleaned = -0.00066415 Jy ! Component: 1050 - total flux cleaned = -0.000464763 Jy ! Component: 1100 - total flux cleaned = -0.000270843 Jy ! Component: 1150 - total flux cleaned = -0.000271506 Jy ! Component: 1200 - total flux cleaned = -2.4991e-05 Jy ! Component: 1250 - total flux cleaned = -2.5962e-05 Jy ! Component: 1300 - total flux cleaned = 0.000151364 Jy ! Component: 1350 - total flux cleaned = 0.000208929 Jy ! Component: 1400 - total flux cleaned = 0.000264971 Jy ! Component: 1450 - total flux cleaned = 0.00037672 Jy ! Component: 1500 - total flux cleaned = 0.00054115 Jy ! Component: 1550 - total flux cleaned = 0.000649138 Jy ! Component: 1600 - total flux cleaned = 0.00080909 Jy ! Component: 1650 - total flux cleaned = 0.000861781 Jy ! Component: 1700 - total flux cleaned = 0.0010186 Jy ! Component: 1750 - total flux cleaned = 0.000966649 Jy ! Component: 1800 - total flux cleaned = 0.000863963 Jy ! Component: 1850 - total flux cleaned = 0.000761784 Jy ! Component: 1900 - total flux cleaned = 0.000711247 Jy ! Component: 1950 - total flux cleaned = 0.000762156 Jy ! Component: 2000 - total flux cleaned = 0.000812862 Jy ! Component: 2050 - total flux cleaned = 0.000964115 Jy ! Component: 2100 - total flux cleaned = 0.00116659 Jy ! Component: 2150 - total flux cleaned = 0.00137003 Jy ! Component: 2200 - total flux cleaned = 0.00167552 Jy ! Component: 2250 - total flux cleaned = 0.00208522 Jy ! Component: 2300 - total flux cleaned = 0.00254979 Jy ! Component: 2350 - total flux cleaned = 0.00307031 Jy ! Component: 2400 - total flux cleaned = 0.00370164 Jy ! Component: 2450 - total flux cleaned = 0.00439319 Jy ! Component: 2500 - total flux cleaned = 0.00487808 Jy ! Component: 2550 - total flux cleaned = 0.00558981 Jy ! Component: 2600 - total flux cleaned = 0.00631561 Jy ! Component: 2650 - total flux cleaned = 0.00688437 Jy ! Component: 2700 - total flux cleaned = 0.00758146 Jy ! Component: 2750 - total flux cleaned = 0.00829352 Jy ! Component: 2800 - total flux cleaned = 0.00889971 Jy ! Component: 2850 - total flux cleaned = 0.00958107 Jy ! Component: 2900 - total flux cleaned = 0.0103434 Jy ! Component: 2950 - total flux cleaned = 0.0111251 Jy ! Component: 3000 - total flux cleaned = 0.0118604 Jy ! Component: 3050 - total flux cleaned = 0.012684 Jy ! Component: 3100 - total flux cleaned = 0.0133875 Jy ! Component: 3150 - total flux cleaned = 0.0143285 Jy ! Component: 3200 - total flux cleaned = 0.0150713 Jy ! Component: 3250 - total flux cleaned = 0.0159114 Jy ! Component: 3300 - total flux cleaned = 0.0166956 Jy ! Component: 3350 - total flux cleaned = 0.0174201 Jy ! Component: 3400 - total flux cleaned = 0.0184109 Jy ! Component: 3450 - total flux cleaned = 0.0191748 Jy ! Component: 3500 - total flux cleaned = 0.0199589 Jy ! Component: 3550 - total flux cleaned = 0.0206784 Jy ! Component: 3600 - total flux cleaned = 0.0212331 Jy ! Component: 3650 - total flux cleaned = 0.0218957 Jy ! Component: 3700 - total flux cleaned = 0.0224802 Jy ! Component: 3750 - total flux cleaned = 0.0231814 Jy ! Component: 3800 - total flux cleaned = 0.0240075 Jy ! Component: 3850 - total flux cleaned = 0.0247533 Jy ! Component: 3900 - total flux cleaned = 0.0255215 Jy ! Component: 3950 - total flux cleaned = 0.0260838 Jy ! Component: 4000 - total flux cleaned = 0.0266603 Jy ! Component: 4050 - total flux cleaned = 0.0276139 Jy ! Total flux subtracted in 4096 components = 0.028225 Jy ! Clean residual min=-0.006476 max=0.006869 Jy/beam ! Clean residual mean=-0.000053 rms=0.002085 Jy/beam ! Combined flux in latest and established models = 0.166845 Jy keep ! Adding 400 model components to the UV plane model. ! The established model now contains 485 components and 0.166845 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2206-1835_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.046 x 6.362 at -6.772 degrees (North through East) ! Clean map min=-0.0057133 max=0.064987 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2206-1835_X_b_map.fits wmodel /vlbi/uf001/uva//J2206-1835_X_b_map.mod ! Writing 485 model components to file: /vlbi/uf001/uva//J2206-1835_X_b_map.mod wobs /vlbi/uf001/uva//J2206-1835_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2206-1835_X_b_uvs.fits wwins /vlbi/uf001/uva//J2206-1835_X_b_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J2206-1835_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0649872 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00126785 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -5.85275 5.85275 11.7055 23.411 46.822 93.644 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 51.257 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2206-1835_X_b_dfm.log closed on Mon Jan 14 06:08:23 2019