! Started logfile: /vlbi/uf001/uva//J0427+4133_X_dfm.log on Sun Jan 13 22:12:14 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//J0427+4133_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0427+4133_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.775132 visibilities/baseline/integration-bin. ! Found source: J0427+4133 ! ! 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 17580 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 J0427+4133_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.051884Jy sigma=21.901815 ! Fit after self-cal, rms=0.718422Jy sigma=15.209357 ! 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=0.75 mas, bmaj=1.045 mas, bpa=5.285 degrees ! Estimated noise=0.471803 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 = 0.196261 Jy ! Component: 100 - total flux cleaned = 0.286376 Jy ! Total flux subtracted in 100 components = 0.286376 Jy ! Clean residual min=-0.014058 max=0.042824 Jy/beam ! Clean residual mean=0.000006 rms=0.004103 Jy/beam ! Combined flux in latest and established models = 0.286376 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.286376 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=0.134247Jy sigma=2.713905 ! Fit after self-cal, rms=0.133967Jy sigma=2.708180 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0501309 Jy ! Component: 100 - total flux cleaned = 0.080051 Jy ! Total flux subtracted in 100 components = 0.080051 Jy ! Clean residual min=-0.010999 max=0.030039 Jy/beam ! Clean residual mean=0.000003 rms=0.002817 Jy/beam ! Combined flux in latest and established models = 0.366427 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.366427 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=0.097371Jy sigma=1.959791 ! Fit after self-cal, rms=0.097331Jy sigma=1.959042 ! Inverting map ! Added new window around map position (1.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270517 Jy ! Component: 100 - total flux cleaned = 0.0433152 Jy ! Total flux subtracted in 100 components = 0.0433152 Jy ! Clean residual min=-0.009150 max=0.024083 Jy/beam ! Clean residual mean=0.000001 rms=0.002260 Jy/beam ! Combined flux in latest and established models = 0.409742 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 0.409742 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=0.084227Jy sigma=1.689699 ! Fit after self-cal, rms=0.083301Jy sigma=1.669442 ! Inverting map ! Added new window around map position (-1.4, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0190586 Jy ! Component: 100 - total flux cleaned = 0.0318055 Jy ! Total flux subtracted in 100 components = 0.0318055 Jy ! Clean residual min=-0.007614 max=0.009344 Jy/beam ! Clean residual mean=0.000001 rms=0.001841 Jy/beam ! Combined flux in latest and established models = 0.441547 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 0.441547 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=0.075550Jy sigma=1.511561 ! Fit after self-cal, rms=0.075473Jy sigma=1.509764 ! 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=0.947 mas, bmaj=1.332 mas, bpa=5.811 degrees ! Estimated noise=0.280012 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 (-2.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178597 Jy ! Component: 100 - total flux cleaned = 0.0305676 Jy ! Component: 150 - total flux cleaned = 0.04042 Jy ! Component: 200 - total flux cleaned = 0.0482462 Jy ! Total flux subtracted in 200 components = 0.0482462 Jy ! Clean residual min=-0.008546 max=0.011753 Jy/beam ! Clean residual mean=-0.000018 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 0.489794 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 62 components and 0.489794 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=0.069477Jy sigma=1.384597 ! Fit after self-cal, rms=0.069346Jy sigma=1.381560 ! Inverting map ! Added new window around map position (0.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110251 Jy ! Component: 100 - total flux cleaned = 0.0168588 Jy ! Component: 150 - total flux cleaned = 0.0192437 Jy ! Component: 200 - total flux cleaned = 0.0217082 Jy ! Total flux subtracted in 200 components = 0.0217082 Jy ! Clean residual min=-0.008189 max=0.009312 Jy/beam ! Clean residual mean=-0.000012 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.511502 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 82 components and 0.511502 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=0.067040Jy sigma=1.330319 ! Fit after self-cal, rms=0.066925Jy sigma=1.327829 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.947 x 1.332 at 5.811 degrees (North through East) ! Clean map min=-0.0073991 max=0.26975 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.92 KP 1.04 ! LA 1.01 MK 0.99 NL 1.09 OV 0.89 ! PT 0.93 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 0.92 KP 1.04 ! LA 1.00 MK 1.01 NL 1.08 OV 0.91 ! PT 0.93 SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.92 KP 1.05 ! LA 1.02 MK 0.99 NL 1.10 OV 0.90 ! PT 0.94 SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.93 KP 1.05 ! LA 1.00 MK 1.00 NL 1.10 OV 0.91 ! PT 0.93 SC 1.11 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.93 KP 1.06 ! LA 1.01 MK 1.00 NL 1.09 OV 0.91 ! PT 0.94 SC 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.93 KP 1.07 ! LA 1.01 MK 1.00 NL 1.09 OV 0.90 ! PT 0.94 SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.93 KP 1.07 ! LA 1.01 MK 1.01 NL 1.10 OV 0.90 ! PT 0.96 SC 1.11 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.94 KP 1.05 ! LA 1.02 MK 1.02 NL 1.09 OV 0.91 ! PT 0.95 SC 1.09 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.92 KP 1.06 ! LA 1.03 MK 1.01 NL 1.11 OV 0.90 ! PT 0.95 SC 1.11 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.94 KP 1.05 ! LA 1.01 MK 0.99 NL 1.10 OV 0.91 ! PT 0.95 SC 1.09 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.94 KP 1.06 ! LA 1.02 MK 1.00 NL 1.10 OV 0.90 ! PT 0.95 SC 1.12 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.93 KP 1.05 ! LA 1.02 MK 1.02 NL 1.10 OV 0.90 ! PT 0.96 SC 1.13 ! ! ! Fit before self-cal, rms=0.066925Jy sigma=1.327829 ! Fit after self-cal, rms=0.062040Jy sigma=1.186226 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9564 mas, bmaj=1.347 mas, bpa=3.936 degrees ! Estimated noise=0.280336 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 = -0.000912749 Jy ! Component: 100 - total flux cleaned = -0.00101626 Jy ! Component: 150 - total flux cleaned = -0.00146501 Jy ! Component: 200 - total flux cleaned = -0.00162039 Jy ! Total flux subtracted in 200 components = -0.00162039 Jy ! Clean residual min=-0.004385 max=0.003546 Jy/beam ! Clean residual mean=-0.000007 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.509881 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 0.509882 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=0.061721Jy sigma=1.179118 ! Fit after self-cal, rms=0.061759Jy sigma=1.178588 ! 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=0.061759Jy sigma=1.178588 ! Fit after self-cal, rms=0.060284Jy sigma=1.148573 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9468 mas, bmaj=1.342 mas, bpa=3.861 degrees ! Estimated noise=0.278432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00373248 Jy ! Component: 100 - total flux cleaned = -0.00465769 Jy ! Component: 150 - total flux cleaned = -0.00442129 Jy ! Component: 200 - total flux cleaned = -0.00415787 Jy ! Total flux subtracted in 200 components = -0.00415787 Jy ! Clean residual min=-0.002698 max=0.002260 Jy/beam ! Clean residual mean=-0.000001 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.505724 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 113 components and 0.505724 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=0.059986Jy sigma=1.141976 ! Fit after self-cal, rms=0.059988Jy sigma=1.141796 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 = 0.000252752 Jy ! Component: 100 - total flux cleaned = 0.000413926 Jy ! Component: 150 - total flux cleaned = 0.000509171 Jy ! Component: 200 - total flux cleaned = 0.000596652 Jy ! Total flux subtracted in 200 components = 0.000596652 Jy ! Clean residual min=-0.002567 max=0.002166 Jy/beam ! Clean residual mean=-0.000001 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.50632 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 121 components and 0.50632 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=0.059909Jy sigma=1.140143 ! Fit after self-cal, rms=0.059906Jy sigma=1.140096 ! 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=0.059906Jy sigma=1.140096 ! Fit after self-cal, rms=0.059962Jy sigma=1.138170 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9429 mas, bmaj=1.34 mas, bpa=3.653 degrees ! Estimated noise=0.277457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00213486 Jy ! Component: 100 - total flux cleaned = -0.00288257 Jy ! Component: 150 - total flux cleaned = -0.00302571 Jy ! Component: 200 - total flux cleaned = -0.00318728 Jy ! Total flux subtracted in 200 components = -0.00318728 Jy ! Clean residual min=-0.001971 max=0.001732 Jy/beam ! Clean residual mean=-0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.503133 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 126 components and 0.503133 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=0.059858Jy sigma=1.135961 ! Fit after self-cal, rms=0.059859Jy sigma=1.135925 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 = 7.11724e-06 Jy ! Component: 100 - total flux cleaned = -6.14797e-05 Jy ! Component: 150 - total flux cleaned = -9.31379e-05 Jy ! Component: 200 - total flux cleaned = -0.00018515 Jy ! Total flux subtracted in 200 components = -0.00018515 Jy ! Clean residual min=-0.001902 max=0.001654 Jy/beam ! Clean residual mean=-0.000000 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.502948 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 132 components and 0.502948 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=0.059822Jy sigma=1.135208 ! Fit after self-cal, rms=0.059821Jy sigma=1.135194 ! 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=0.059821Jy sigma=1.135194 ! Fit after self-cal, rms=0.059908Jy sigma=1.134627 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.192 mas, bmaj=2.465 mas, bpa=20.94 degrees ! Estimated noise=0.370017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0016768 Jy ! Component: 100 - total flux cleaned = -0.00266973 Jy ! Component: 150 - total flux cleaned = -0.00307669 Jy ! Component: 200 - total flux cleaned = -0.00318397 Jy ! Total flux subtracted in 200 components = -0.00318397 Jy ! Clean residual min=-0.002013 max=0.001725 Jy/beam ! Clean residual mean=-0.000001 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.499764 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 145 components and 0.499764 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=0.059875Jy sigma=1.134084 ! Fit after self-cal, rms=0.059875Jy sigma=1.134031 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 = -0.000254607 Jy ! Component: 100 - total flux cleaned = -0.000290184 Jy ! Component: 150 - total flux cleaned = -0.000337456 Jy ! Component: 200 - total flux cleaned = -0.000380813 Jy ! Total flux subtracted in 200 components = -0.000380813 Jy ! Clean residual min=-0.001924 max=0.001731 Jy/beam ! Clean residual mean=-0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.499383 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 150 components and 0.499383 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=0.059870Jy sigma=1.133986 ! Fit after self-cal, rms=0.059870Jy sigma=1.133975 ! 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=0.9412 mas, bmaj=1.34 mas, bpa=3.495 degrees ! Estimated noise=0.277012 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9412 x 1.34 at 3.495 degrees (North through East) ! Clean map min=-0.0017768 max=0.26755 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=0.7453 mas, bmaj=1.054 mas, bpa=2.69 degrees ! Estimated noise=0.467494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.195879 Jy ! Component: 100 - total flux cleaned = 0.287169 Jy ! Component: 150 - total flux cleaned = 0.33794 Jy ! Component: 200 - total flux cleaned = 0.370275 Jy ! Total flux subtracted in 200 components = 0.370275 Jy ! Clean residual min=-0.006912 max=0.017653 Jy/beam ! Clean residual mean=0.000002 rms=0.001954 Jy/beam ! Combined flux in latest and established models = 0.370275 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.370275 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9412 mas, bmaj=1.34 mas, bpa=3.495 degrees ! Estimated noise=0.277012 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 = 0.0369734 Jy ! Component: 100 - total flux cleaned = 0.0604519 Jy ! Component: 150 - total flux cleaned = 0.0762104 Jy ! Component: 200 - total flux cleaned = 0.0872245 Jy ! Total flux subtracted in 200 components = 0.0872245 Jy ! Clean residual min=-0.003837 max=0.006205 Jy/beam ! Clean residual mean=-0.000014 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.4575 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 54 components and 0.4575 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00805668 Jy ! Component: 100 - total flux cleaned = 0.0141738 Jy ! Component: 150 - total flux cleaned = 0.01905 Jy ! Component: 200 - total flux cleaned = 0.0230397 Jy ! Total flux subtracted in 200 components = 0.0230397 Jy ! Clean residual min=-0.002226 max=0.002763 Jy/beam ! Clean residual mean=-0.000006 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.480539 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 84 components and 0.480539 Jy ! Inverting map ! Added new window around map position (2.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337268 Jy ! Component: 100 - total flux cleaned = 0.00614338 Jy ! Component: 150 - total flux cleaned = 0.00844964 Jy ! Component: 200 - total flux cleaned = 0.0103721 Jy ! Total flux subtracted in 200 components = 0.0103721 Jy ! Clean residual min=-0.001541 max=0.001757 Jy/beam ! Clean residual mean=-0.000003 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.490912 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 104 components and 0.490912 Jy ! Inverting map ! Added new window around map position (-0.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191587 Jy ! Component: 100 - total flux cleaned = 0.0029164 Jy ! Component: 150 - total flux cleaned = 0.00363794 Jy ! Component: 200 - total flux cleaned = 0.0043263 Jy ! Total flux subtracted in 200 components = 0.0043263 Jy ! Clean residual min=-0.001452 max=0.001403 Jy/beam ! Clean residual mean=-0.000002 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.495238 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 123 components and 0.495238 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=2.192 mas, bmaj=2.465 mas, bpa=20.94 degrees ! Estimated noise=0.370017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162758 Jy ! Component: 100 - total flux cleaned = 0.00267365 Jy ! Component: 150 - total flux cleaned = 0.00289224 Jy ! Component: 200 - total flux cleaned = 0.00307643 Jy ! Total flux subtracted in 200 components = 0.00307643 Jy ! Clean residual min=-0.001768 max=0.001772 Jy/beam ! Clean residual mean=-0.000002 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.498314 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 = 6.95143e-05 Jy ! Component: 100 - total flux cleaned = 0.000132003 Jy ! Component: 150 - total flux cleaned = 0.0001876 Jy ! Component: 200 - total flux cleaned = 0.000237932 Jy ! Total flux subtracted in 200 components = 0.000237932 Jy ! Clean residual min=-0.001743 max=0.001794 Jy/beam ! Clean residual mean=-0.000002 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.498552 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 162 components and 0.498552 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9412 mas, bmaj=1.34 mas, bpa=3.495 degrees ! Estimated noise=0.277012 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00019624 Jy ! Component: 100 - total flux cleaned = -0.000138266 Jy ! Component: 150 - total flux cleaned = -6.24524e-05 Jy ! Component: 200 - total flux cleaned = 6.10118e-06 Jy ! Total flux subtracted in 200 components = 6.10118e-06 Jy ! Clean residual min=-0.001390 max=0.001363 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.498558 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 176 components and 0.498558 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=0.059778Jy sigma=1.131966 ! Fit after self-cal, rms=0.059766Jy sigma=1.131786 wmodel J0427+4133_X_map.mod ! Writing 176 model components to file: J0427+4133_X_map.mod wobs J0427+4133_X_uvs.fits ! Writing UV FITS file: J0427+4133_X_uvs.fits wwins J0427+4133_X_map.win ! wwins: Wrote 7 windows to J0427+4133_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 8.10413e-05 Jy ! Component: 100 - total flux cleaned = 5.75208e-05 Jy ! Component: 150 - total flux cleaned = 3.46515e-05 Jy ! Component: 200 - total flux cleaned = 1.28395e-05 Jy ! Component: 250 - total flux cleaned = 3.42672e-05 Jy ! Component: 300 - total flux cleaned = 5.50925e-05 Jy ! Component: 350 - total flux cleaned = 0.000115248 Jy ! Component: 400 - total flux cleaned = 9.51773e-05 Jy ! Component: 450 - total flux cleaned = 5.64562e-05 Jy ! Component: 500 - total flux cleaned = 5.65254e-05 Jy ! Component: 550 - total flux cleaned = 3.73602e-05 Jy ! Component: 600 - total flux cleaned = 1.86492e-05 Jy ! Component: 650 - total flux cleaned = 1.84556e-05 Jy ! Component: 700 - total flux cleaned = 3.66484e-05 Jy ! Component: 750 - total flux cleaned = 5.43326e-05 Jy ! Component: 800 - total flux cleaned = 0.000106239 Jy ! Component: 850 - total flux cleaned = 0.000123233 Jy ! Component: 900 - total flux cleaned = 8.93821e-05 Jy ! Component: 950 - total flux cleaned = 8.94869e-05 Jy ! Component: 1000 - total flux cleaned = 4.00204e-05 Jy ! Component: 1050 - total flux cleaned = 7.29938e-05 Jy ! Component: 1100 - total flux cleaned = 0.000121419 Jy ! Component: 1150 - total flux cleaned = 8.92584e-05 Jy ! Component: 1200 - total flux cleaned = 0.000120832 Jy ! Component: 1250 - total flux cleaned = 5.83327e-05 Jy ! Component: 1300 - total flux cleaned = 0.000105244 Jy ! Component: 1350 - total flux cleaned = 0.000120605 Jy ! Component: 1400 - total flux cleaned = 0.000150817 Jy ! Component: 1450 - total flux cleaned = 0.000120815 Jy ! Component: 1500 - total flux cleaned = 0.000165714 Jy ! Component: 1550 - total flux cleaned = 0.000121323 Jy ! Component: 1600 - total flux cleaned = 0.000150863 Jy ! Component: 1650 - total flux cleaned = 0.000150779 Jy ! Component: 1700 - total flux cleaned = 0.000122203 Jy ! Component: 1750 - total flux cleaned = 0.000122108 Jy ! Component: 1800 - total flux cleaned = 0.00015055 Jy ! Component: 1850 - total flux cleaned = 0.000150792 Jy ! Component: 1900 - total flux cleaned = 0.000178734 Jy ! Component: 1950 - total flux cleaned = 0.000206281 Jy ! Component: 2000 - total flux cleaned = 0.000247344 Jy ! Component: 2050 - total flux cleaned = 0.000247303 Jy ! Component: 2100 - total flux cleaned = 0.000274531 Jy ! Component: 2150 - total flux cleaned = 0.000341563 Jy ! Component: 2200 - total flux cleaned = 0.000394744 Jy ! Component: 2250 - total flux cleaned = 0.00038165 Jy ! Component: 2300 - total flux cleaned = 0.000447398 Jy ! Component: 2350 - total flux cleaned = 0.000538538 Jy ! Component: 2400 - total flux cleaned = 0.000590233 Jy ! Component: 2450 - total flux cleaned = 0.000641497 Jy ! Component: 2500 - total flux cleaned = 0.000666922 Jy ! Component: 2550 - total flux cleaned = 0.00067947 Jy ! Component: 2600 - total flux cleaned = 0.00078017 Jy ! Component: 2650 - total flux cleaned = 0.000805165 Jy ! Component: 2700 - total flux cleaned = 0.000817627 Jy ! Component: 2750 - total flux cleaned = 0.000903907 Jy ! Component: 2800 - total flux cleaned = 0.000867255 Jy ! Component: 2850 - total flux cleaned = 0.000952403 Jy ! Component: 2900 - total flux cleaned = 0.00100074 Jy ! Component: 2950 - total flux cleaned = 0.00101272 Jy ! Component: 3000 - total flux cleaned = 0.00106053 Jy ! Component: 3050 - total flux cleaned = 0.00109624 Jy ! Component: 3100 - total flux cleaned = 0.00113181 Jy ! Component: 3150 - total flux cleaned = 0.00116705 Jy ! Component: 3200 - total flux cleaned = 0.00121382 Jy ! Component: 3250 - total flux cleaned = 0.00121376 Jy ! Component: 3300 - total flux cleaned = 0.00123701 Jy ! Component: 3350 - total flux cleaned = 0.00133991 Jy ! Component: 3400 - total flux cleaned = 0.00130571 Jy ! Component: 3450 - total flux cleaned = 0.001283 Jy ! Component: 3500 - total flux cleaned = 0.0013281 Jy ! Component: 3550 - total flux cleaned = 0.00133934 Jy ! Component: 3600 - total flux cleaned = 0.00140598 Jy ! Component: 3650 - total flux cleaned = 0.00142804 Jy ! Component: 3700 - total flux cleaned = 0.00143908 Jy ! Component: 3750 - total flux cleaned = 0.00146092 Jy ! Component: 3800 - total flux cleaned = 0.00145003 Jy ! Component: 3850 - total flux cleaned = 0.00147181 Jy ! Component: 3900 - total flux cleaned = 0.00148251 Jy ! Component: 3950 - total flux cleaned = 0.0015575 Jy ! Component: 4000 - total flux cleaned = 0.00156807 Jy ! Component: 4050 - total flux cleaned = 0.00161046 Jy ! Total flux subtracted in 4096 components = 0.00158934 Jy ! Clean residual min=-0.000684 max=0.000713 Jy/beam ! Clean residual mean=0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.500148 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 499 components and 0.500148 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0427+4133_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9412 x 1.34 at 3.495 degrees (North through East) ! Clean map min=-0.0013162 max=0.2681 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0427+4133_X_map.fits wmodel /vlbi/uf001/uva//J0427+4133_X_map.mod ! Writing 499 model components to file: /vlbi/uf001/uva//J0427+4133_X_map.mod wobs /vlbi/uf001/uva//J0427+4133_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0427+4133_X_uvs.fits wwins /vlbi/uf001/uva//J0427+4133_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0427+4133_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.268099 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000180321 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.201777 0.201777 0.403555 0.80711 1.61422 3.22844 6.45688 12.9138 25.8275 51.655 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.268 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1486.79 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0427+4133_X_dfm.log closed on Sun Jan 13 22:12:19 2019