! Started logfile: /vlbi/uf001/uva//J2225+2118_X_dfm.log on Mon Jan 14 06:16:30 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//J2225+2118_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2225+2118_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.88694 visibilities/baseline/integration-bin. ! Found source: J2225+2118 ! ! 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 21840 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 J2225+2118_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 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 35 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.408370Jy sigma=21.854342 ! Fit after self-cal, rms=0.311017Jy sigma=5.214203 ! 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=0.635 mas, bmaj=1.833 mas, bpa=-9.722 degrees ! Estimated noise=0.578265 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 = 0.668659 Jy ! Component: 100 - total flux cleaned = 0.830824 Jy ! Total flux subtracted in 100 components = 0.830824 Jy ! Clean residual min=-0.065326 max=0.072945 Jy/beam ! Clean residual mean=0.000028 rms=0.012484 Jy/beam ! Combined flux in latest and established models = 0.830823 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.830823 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=0.316335Jy sigma=4.805413 ! Fit after self-cal, rms=0.316208Jy sigma=4.802724 ! 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=0.8057 mas, bmaj=2.037 mas, bpa=-9.218 degrees ! Estimated noise=0.315855 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 = 0.098909 Jy ! Component: 100 - total flux cleaned = 0.148601 Jy ! Component: 150 - total flux cleaned = 0.178548 Jy ! Component: 200 - total flux cleaned = 0.188023 Jy ! Total flux subtracted in 200 components = 0.188023 Jy ! Clean residual min=-0.068889 max=0.072685 Jy/beam ! Clean residual mean=0.000014 rms=0.014963 Jy/beam ! Combined flux in latest and established models = 1.01885 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 19 components and 1.01885 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=0.274823Jy sigma=4.432644 ! Fit after self-cal, rms=0.274563Jy sigma=4.428334 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8057 x 2.037 at -9.218 degrees (North through East) ! Clean map min=-0.063788 max=0.88938 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.92 HN 0.89 KP 0.86 ! LA 0.86 MK 1.00 NL 1.47 OV 1.21 ! SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.92 HN 0.87 KP 0.86 ! LA 0.87 MK 1.00 NL 1.39 OV 1.30 ! SC 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.90 HN 0.91 KP 0.86 ! LA 0.85 MK 1.01 NL 1.40 OV 1.26 ! SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.92 HN 0.91 KP 0.85 ! LA 0.82 MK 1.00 NL 1.42 OV 1.21 ! SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 HN 0.91 KP 0.86 ! LA 0.87 MK 0.99 NL 1.43 OV 1.23 ! SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.90 HN 0.89 KP 0.85 ! LA 0.86 MK 1.01 NL 1.42 OV 1.21 ! SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.92 HN 0.89 KP 0.83 ! LA 0.85 MK 1.00 NL 1.40 OV 1.24 ! SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.91 HN 0.89 KP 0.85 ! LA 0.84 MK 1.00 NL 1.45 OV 1.20 ! SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.91 HN 0.92 KP 0.84 ! LA 0.86 MK 1.00 NL 1.40 OV 1.23 ! SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.92 HN 0.90 KP 0.86 ! LA 0.85 MK 1.00 NL 1.34 OV 1.23 ! SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.91 HN 0.89 KP 0.82 ! LA 0.85 MK 0.97 NL 1.39 OV 1.31 ! SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.90 HN 0.89 KP 0.84 ! LA 0.85 MK 0.99 NL 1.42 OV 1.25 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.274563Jy sigma=4.428334 ! Fit after self-cal, rms=0.252370Jy sigma=3.220876 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7956 mas, bmaj=2.032 mas, bpa=-8.791 degrees ! Estimated noise=0.314149 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-8.8, 21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0443646 Jy ! Component: 100 - total flux cleaned = 0.0590068 Jy ! Component: 150 - total flux cleaned = 0.0665686 Jy ! Component: 200 - total flux cleaned = 0.0736342 Jy ! Total flux subtracted in 200 components = 0.0736342 Jy ! Clean residual min=-0.050554 max=0.048441 Jy/beam ! Clean residual mean=-0.000042 rms=0.009988 Jy/beam ! Combined flux in latest and established models = 1.09248 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 1.09248 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=0.237950Jy sigma=3.071984 ! Fit after self-cal, rms=0.237232Jy sigma=3.052508 ! 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=0.237232Jy sigma=3.052508 ! Fit after self-cal, rms=0.098854Jy sigma=1.256932 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8004 mas, bmaj=2.05 mas, bpa=-9.25 degrees ! Estimated noise=0.318085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00397453 Jy ! Component: 100 - total flux cleaned = -0.00259255 Jy ! Component: 150 - total flux cleaned = -0.0026409 Jy ! Component: 200 - total flux cleaned = -0.00264494 Jy ! Total flux subtracted in 200 components = -0.00264494 Jy ! Clean residual min=-0.010550 max=0.018375 Jy/beam ! Clean residual mean=-0.000005 rms=0.002400 Jy/beam ! Combined flux in latest and established models = 1.08984 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 1.08984 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=0.094565Jy sigma=1.188260 ! Fit after self-cal, rms=0.094326Jy sigma=1.178976 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 (-1, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133225 Jy ! Component: 100 - total flux cleaned = 0.0120028 Jy ! Component: 150 - total flux cleaned = 0.0114198 Jy ! Component: 200 - total flux cleaned = 0.0118812 Jy ! Total flux subtracted in 200 components = 0.0118812 Jy ! Clean residual min=-0.009423 max=0.009196 Jy/beam ! Clean residual mean=-0.000010 rms=0.002018 Jy/beam ! Combined flux in latest and established models = 1.10172 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 66 components and 1.10172 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=0.090515Jy sigma=1.120776 ! Fit after self-cal, rms=0.090343Jy sigma=1.115505 ! 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=0.090343Jy sigma=1.115505 ! Fit after self-cal, rms=0.088938Jy sigma=1.090681 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7966 mas, bmaj=2.046 mas, bpa=-9.244 degrees ! Estimated noise=0.316882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000963757 Jy ! Component: 100 - total flux cleaned = 0.00227114 Jy ! Component: 150 - total flux cleaned = 0.00355332 Jy ! Component: 200 - total flux cleaned = 0.00429705 Jy ! Total flux subtracted in 200 components = 0.00429705 Jy ! Clean residual min=-0.006979 max=0.008111 Jy/beam ! Clean residual mean=-0.000008 rms=0.001642 Jy/beam ! Combined flux in latest and established models = 1.10601 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 71 components and 1.10601 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=0.087103Jy sigma=1.061255 ! Fit after self-cal, rms=0.086986Jy sigma=1.058302 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 (-7, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00748067 Jy ! Component: 100 - total flux cleaned = 0.0113335 Jy ! Component: 150 - total flux cleaned = 0.0132588 Jy ! Component: 200 - total flux cleaned = 0.0145411 Jy ! Total flux subtracted in 200 components = 0.0145411 Jy ! Clean residual min=-0.006263 max=0.007205 Jy/beam ! Clean residual mean=-0.000004 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 1.12056 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 1.12056 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=0.085461Jy sigma=1.034849 ! Fit after self-cal, rms=0.085340Jy sigma=1.033368 ! Inverting map ! Added new window around map position (-3, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00484115 Jy ! Component: 100 - total flux cleaned = 0.00724884 Jy ! Component: 150 - total flux cleaned = 0.00924705 Jy ! Component: 200 - total flux cleaned = 0.011082 Jy ! Total flux subtracted in 200 components = 0.011082 Jy ! Clean residual min=-0.006014 max=0.005787 Jy/beam ! Clean residual mean=-0.000004 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 1.13164 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 110 components and 1.13164 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=0.084527Jy sigma=1.019518 ! Fit after self-cal, rms=0.084522Jy sigma=1.018922 ! 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=0.084522Jy sigma=1.018922 ! Fit after self-cal, rms=0.084302Jy sigma=1.011606 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.84 mas, bmaj=2.666 mas, bpa=-6.341 degrees ! Estimated noise=0.439872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00465281 Jy ! Component: 100 - total flux cleaned = 0.00704947 Jy ! Component: 150 - total flux cleaned = 0.00904018 Jy ! Component: 200 - total flux cleaned = 0.0107684 Jy ! Total flux subtracted in 200 components = 0.0107684 Jy ! Clean residual min=-0.005367 max=0.005980 Jy/beam ! Clean residual mean=-0.000006 rms=0.001535 Jy/beam ! Combined flux in latest and established models = 1.14241 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 136 components and 1.14241 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=0.083685Jy sigma=1.003896 ! Fit after self-cal, rms=0.083646Jy sigma=1.002619 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 = 0.000893032 Jy ! Component: 100 - total flux cleaned = 0.00246621 Jy ! Component: 150 - total flux cleaned = 0.00384169 Jy ! Component: 200 - total flux cleaned = 0.00505636 Jy ! Total flux subtracted in 200 components = 0.00505636 Jy ! Clean residual min=-0.004511 max=0.005147 Jy/beam ! Clean residual mean=-0.000006 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 1.14746 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 152 components and 1.14746 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=0.083465Jy sigma=1.001239 ! Fit after self-cal, rms=0.083455Jy sigma=1.000809 ! 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=0.7952 mas, bmaj=2.044 mas, bpa=-9.233 degrees ! Estimated noise=0.316251 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7952 x 2.044 at -9.233 degrees (North through East) ! Clean map min=-0.0049962 max=0.88388 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 ! Performing amp+phase self-cal ! ! 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=0.083455Jy sigma=1.000809 ! Fit after self-cal, rms=0.079438Jy sigma=0.924472 ! Inverting map and beam ! Estimated beam: bmin=0.795 mas, bmaj=2.045 mas, bpa=-9.292 degrees ! Estimated noise=0.315963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000277184 Jy ! Component: 100 - total flux cleaned = 0.00055244 Jy ! Component: 150 - total flux cleaned = 0.000669485 Jy ! Component: 200 - total flux cleaned = 0.00100462 Jy ! Total flux subtracted in 200 components = 0.00100462 Jy ! Clean residual min=-0.005193 max=0.003877 Jy/beam ! Clean residual mean=-0.000003 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 1.14847 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 166 components and 1.14847 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=0.078990Jy sigma=0.916039 ! Fit after self-cal, rms=0.078979Jy sigma=0.915791 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246342 Jy ! Component: 100 - total flux cleaned = 0.000555298 Jy ! Component: 150 - total flux cleaned = 0.00122736 Jy ! Component: 200 - total flux cleaned = 0.00158997 Jy ! Total flux subtracted in 200 components = 0.00158997 Jy ! Clean residual min=-0.004903 max=0.003718 Jy/beam ! Clean residual mean=-0.000003 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 1.15006 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 175 components and 1.15006 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=0.078738Jy sigma=0.911286 ! Fit after self-cal, rms=0.078731Jy sigma=0.911183 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.078731Jy sigma=0.911183 ! Fit after self-cal, rms=0.078862Jy sigma=0.910369 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=0.6266 mas, bmaj=1.841 mas, bpa=-9.822 degrees ! Estimated noise=0.569348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.65721 Jy ! Component: 100 - total flux cleaned = 0.82965 Jy ! Component: 150 - total flux cleaned = 0.914556 Jy ! Component: 200 - total flux cleaned = 0.966956 Jy ! Total flux subtracted in 200 components = 0.966956 Jy ! Clean residual min=-0.014348 max=0.027721 Jy/beam ! Clean residual mean=0.000012 rms=0.002976 Jy/beam ! Combined flux in latest and established models = 0.966956 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.966956 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7946 mas, bmaj=2.044 mas, bpa=-9.278 degrees ! Estimated noise=0.315983 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 = 0.0478312 Jy ! Component: 100 - total flux cleaned = 0.0742513 Jy ! Component: 150 - total flux cleaned = 0.0912158 Jy ! Component: 200 - total flux cleaned = 0.104289 Jy ! Total flux subtracted in 200 components = 0.104289 Jy ! Clean residual min=-0.007323 max=0.008153 Jy/beam ! Clean residual mean=-0.000005 rms=0.001702 Jy/beam ! Combined flux in latest and established models = 1.07125 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 29 components and 1.07125 Jy ! Inverting map ! Added new window around map position (17.2, -18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106533 Jy ! Component: 100 - total flux cleaned = 0.0195567 Jy ! Component: 150 - total flux cleaned = 0.0271953 Jy ! Component: 200 - total flux cleaned = 0.033766 Jy ! Total flux subtracted in 200 components = 0.033766 Jy ! Clean residual min=-0.005614 max=0.005607 Jy/beam ! Clean residual mean=-0.000005 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 1.10501 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 49 components and 1.10501 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=1.839 mas, bmaj=2.665 mas, bpa=-6.421 degrees ! Estimated noise=0.439992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108228 Jy ! Component: 100 - total flux cleaned = 0.017689 Jy ! Component: 150 - total flux cleaned = 0.0226143 Jy ! Component: 200 - total flux cleaned = 0.027259 Jy ! Total flux subtracted in 200 components = 0.027259 Jy ! Clean residual min=-0.005442 max=0.005169 Jy/beam ! Clean residual mean=-0.000010 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 1.13227 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 = 0.00393329 Jy ! Component: 100 - total flux cleaned = 0.00732099 Jy ! Component: 150 - total flux cleaned = 0.0100071 Jy ! Component: 200 - total flux cleaned = 0.0123499 Jy ! Total flux subtracted in 200 components = 0.0123499 Jy ! Clean residual min=-0.004218 max=0.004222 Jy/beam ! Clean residual mean=-0.000006 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.14462 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 112 components and 1.14462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7946 mas, bmaj=2.044 mas, bpa=-9.278 degrees ! Estimated noise=0.315983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00106163 Jy ! Component: 100 - total flux cleaned = -0.000349953 Jy ! Component: 150 - total flux cleaned = 0.000876173 Jy ! Component: 200 - total flux cleaned = 0.00208544 Jy ! Total flux subtracted in 200 components = 0.00208544 Jy ! Clean residual min=-0.003933 max=0.003738 Jy/beam ! Clean residual mean=-0.000001 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 1.14671 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 1.14671 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=0.078498Jy sigma=0.904187 ! Fit after self-cal, rms=0.078369Jy sigma=0.900628 wmodel J2225+2118_X_map.mod ! Writing 132 model components to file: J2225+2118_X_map.mod wobs J2225+2118_X_uvs.fits ! Writing UV FITS file: J2225+2118_X_uvs.fits wwins J2225+2118_X_map.win ! wwins: Wrote 6 windows to J2225+2118_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 = -1.98045e-05 Jy ! Component: 100 - total flux cleaned = 0.000590255 Jy ! Component: 150 - total flux cleaned = 0.00128808 Jy ! Component: 200 - total flux cleaned = 0.00201204 Jy ! Component: 250 - total flux cleaned = 0.00281232 Jy ! Component: 300 - total flux cleaned = 0.00353088 Jy ! Component: 350 - total flux cleaned = 0.00417432 Jy ! Component: 400 - total flux cleaned = 0.00465326 Jy ! Component: 450 - total flux cleaned = 0.00497923 Jy ! Component: 500 - total flux cleaned = 0.00533966 Jy ! Component: 550 - total flux cleaned = 0.00577618 Jy ! Component: 600 - total flux cleaned = 0.00615777 Jy ! Component: 650 - total flux cleaned = 0.00649107 Jy ! Component: 700 - total flux cleaned = 0.00689718 Jy ! Component: 750 - total flux cleaned = 0.007057 Jy ! Component: 800 - total flux cleaned = 0.0073296 Jy ! Component: 850 - total flux cleaned = 0.00755828 Jy ! Component: 900 - total flux cleaned = 0.00778112 Jy ! Component: 950 - total flux cleaned = 0.00800047 Jy ! Component: 1000 - total flux cleaned = 0.00818052 Jy ! Component: 1050 - total flux cleaned = 0.00846215 Jy ! Component: 1100 - total flux cleaned = 0.00866925 Jy ! Component: 1150 - total flux cleaned = 0.00890554 Jy ! Component: 1200 - total flux cleaned = 0.00907167 Jy ! Component: 1250 - total flux cleaned = 0.00933187 Jy ! Component: 1300 - total flux cleaned = 0.00942799 Jy ! Component: 1350 - total flux cleaned = 0.00961712 Jy ! Component: 1400 - total flux cleaned = 0.00980367 Jy ! Component: 1450 - total flux cleaned = 0.0100163 Jy ! Component: 1500 - total flux cleaned = 0.010076 Jy ! Component: 1550 - total flux cleaned = 0.0101942 Jy ! Component: 1600 - total flux cleaned = 0.0103109 Jy ! Component: 1650 - total flux cleaned = 0.0105127 Jy ! Component: 1700 - total flux cleaned = 0.0105971 Jy ! Component: 1750 - total flux cleaned = 0.0107638 Jy ! Component: 1800 - total flux cleaned = 0.0108734 Jy ! Component: 1850 - total flux cleaned = 0.0111169 Jy ! Component: 1900 - total flux cleaned = 0.0111965 Jy ! Component: 1950 - total flux cleaned = 0.0114067 Jy ! Component: 2000 - total flux cleaned = 0.0115102 Jy ! Component: 2050 - total flux cleaned = 0.0117408 Jy ! Component: 2100 - total flux cleaned = 0.0118166 Jy ! Component: 2150 - total flux cleaned = 0.0120665 Jy ! Component: 2200 - total flux cleaned = 0.0122389 Jy ! Component: 2250 - total flux cleaned = 0.0124582 Jy ! Component: 2300 - total flux cleaned = 0.0125789 Jy ! Component: 2350 - total flux cleaned = 0.0127454 Jy ! Component: 2400 - total flux cleaned = 0.0128871 Jy ! Component: 2450 - total flux cleaned = 0.0130728 Jy ! Component: 2500 - total flux cleaned = 0.0132565 Jy ! Component: 2550 - total flux cleaned = 0.0134379 Jy ! Component: 2600 - total flux cleaned = 0.0135723 Jy ! Component: 2650 - total flux cleaned = 0.0136391 Jy ! Component: 2700 - total flux cleaned = 0.0138144 Jy ! Component: 2750 - total flux cleaned = 0.013966 Jy ! Component: 2800 - total flux cleaned = 0.0141372 Jy ! Component: 2850 - total flux cleaned = 0.0141578 Jy ! Component: 2900 - total flux cleaned = 0.0141576 Jy ! Component: 2950 - total flux cleaned = 0.0143444 Jy ! Component: 3000 - total flux cleaned = 0.0144673 Jy ! Component: 3050 - total flux cleaned = 0.0145484 Jy ! Component: 3100 - total flux cleaned = 0.0145485 Jy ! Component: 3150 - total flux cleaned = 0.0147074 Jy ! Component: 3200 - total flux cleaned = 0.0147468 Jy ! Component: 3250 - total flux cleaned = 0.0148249 Jy ! Component: 3300 - total flux cleaned = 0.0149408 Jy ! Component: 3350 - total flux cleaned = 0.0149216 Jy ! Component: 3400 - total flux cleaned = 0.0149789 Jy ! Component: 3450 - total flux cleaned = 0.0150913 Jy ! Component: 3500 - total flux cleaned = 0.0151843 Jy ! Component: 3550 - total flux cleaned = 0.0152397 Jy ! Component: 3600 - total flux cleaned = 0.0153309 Jy ! Component: 3650 - total flux cleaned = 0.0154035 Jy ! Component: 3700 - total flux cleaned = 0.0155471 Jy ! Component: 3750 - total flux cleaned = 0.0156002 Jy ! Component: 3800 - total flux cleaned = 0.0157234 Jy ! Component: 3850 - total flux cleaned = 0.0158108 Jy ! Component: 3900 - total flux cleaned = 0.0158803 Jy ! Component: 3950 - total flux cleaned = 0.0158803 Jy ! Component: 4000 - total flux cleaned = 0.0159995 Jy ! Component: 4050 - total flux cleaned = 0.0161346 Jy ! Total flux subtracted in 4096 components = 0.0161848 Jy ! Clean residual min=-0.000834 max=0.001005 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 1.16289 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 422 components and 1.16289 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2225+2118_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7946 x 2.044 at -9.278 degrees (North through East) ! Clean map min=-0.0027887 max=0.88321 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2225+2118_X_map.fits wmodel /vlbi/uf001/uva//J2225+2118_X_map.mod ! Writing 422 model components to file: /vlbi/uf001/uva//J2225+2118_X_map.mod wobs /vlbi/uf001/uva//J2225+2118_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2225+2118_X_uvs.fits wwins /vlbi/uf001/uva//J2225+2118_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2225+2118_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.883207 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000281695 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0956838 0.0956838 0.191368 0.382735 0.765471 1.53094 3.06188 6.12377 12.2475 24.4951 48.9901 97.9802 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.883 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3135.32 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2225+2118_X_dfm.log closed on Mon Jan 14 06:16:36 2019