! Started logfile: /vlbi/uf001/uva//J0158+1307_X_dfm.log on Sun Jan 13 21:11:21 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//J0158+1307_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0158+1307_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.850309 visibilities/baseline/integration-bin. ! Found source: J0158+1307 ! ! 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 33060 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 J0158+1307_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 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018054Jy sigma=23.830339 ! Fit after self-cal, rms=0.863615Jy sigma=20.182242 ! 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=0.6617 mas, bmaj=1.66 mas, bpa=-1.808 degrees ! Estimated noise=0.32196 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 = 0.104374 Jy ! Component: 100 - total flux cleaned = 0.130066 Jy ! Total flux subtracted in 100 components = 0.130066 Jy ! Clean residual min=-0.006989 max=0.010846 Jy/beam ! Clean residual mean=-0.000001 rms=0.001642 Jy/beam ! Combined flux in latest and established models = 0.130066 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.130066 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=0.070053Jy sigma=1.567984 ! Fit after self-cal, rms=0.069656Jy sigma=1.559507 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123922 Jy ! Component: 100 - total flux cleaned = 0.0190878 Jy ! Total flux subtracted in 100 components = 0.0190878 Jy ! Clean residual min=-0.007075 max=0.008187 Jy/beam ! Clean residual mean=0.000001 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.149153 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.149153 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=0.066993Jy sigma=1.484002 ! Fit after self-cal, rms=0.066954Jy sigma=1.483037 ! 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=0.8648 mas, bmaj=1.937 mas, bpa=-1.643 degrees ! Estimated noise=0.168754 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 = 0.00660835 Jy ! Component: 100 - total flux cleaned = 0.0101207 Jy ! Component: 150 - total flux cleaned = 0.0122317 Jy ! Component: 200 - total flux cleaned = 0.0134786 Jy ! Total flux subtracted in 200 components = 0.0134786 Jy ! Clean residual min=-0.007596 max=0.009351 Jy/beam ! Clean residual mean=0.000005 rms=0.001980 Jy/beam ! Combined flux in latest and established models = 0.162632 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.162632 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=0.066441Jy sigma=1.464335 ! Fit after self-cal, rms=0.066430Jy sigma=1.463939 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8648 x 1.937 at -1.643 degrees (North through East) ! Clean map min=-0.0072957 max=0.13799 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 0.94 KP 1.37 ! LA 0.94 MK 0.96 NL 1.13 OV 0.86 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.91 HN 0.94 KP 1.34 ! LA 0.94 MK 0.97 NL 1.14 OV 0.86 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.94 HN 0.94 KP 1.34 ! LA 0.95 MK 0.97 NL 1.16 OV 0.86 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 0.93 KP 1.36 ! LA 0.94 MK 0.98 NL 1.14 OV 0.87 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.94 HN 0.92 KP 1.37 ! LA 0.94 MK 0.97 NL 1.14 OV 0.86 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.92 HN 0.92 KP 1.37 ! LA 0.93 MK 0.98 NL 1.15 OV 0.87 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 0.93 KP 1.36 ! LA 0.94 MK 0.98 NL 1.15 OV 0.85 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.92 HN 0.94 KP 1.35 ! LA 0.94 MK 0.98 NL 1.17 OV 0.87 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 HN 0.93 KP 1.33 ! LA 0.95 MK 0.95 NL 1.16 OV 0.88 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.94 KP 1.35 ! LA 0.94 MK 0.96 NL 1.14 OV 0.88 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.91 KP 1.32 ! LA 0.93 MK 0.98 NL 1.16 OV 0.88 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 0.93 KP 1.37 ! LA 0.95 MK 0.99 NL 1.16 OV 0.86 ! PT 0.91 SC 0.99 ! ! ! Fit before self-cal, rms=0.066430Jy sigma=1.463939 ! Fit after self-cal, rms=0.068075Jy sigma=1.356694 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.855 mas, bmaj=1.948 mas, bpa=-1.516 degrees ! Estimated noise=0.168585 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 = -0.000731823 Jy ! Component: 100 - total flux cleaned = -0.000778898 Jy ! Component: 150 - total flux cleaned = -0.000779335 Jy ! Component: 200 - total flux cleaned = -0.000739147 Jy ! Total flux subtracted in 200 components = -0.000739147 Jy ! Clean residual min=-0.006203 max=0.006023 Jy/beam ! Clean residual mean=0.000008 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.161893 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.161893 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=0.068050Jy sigma=1.356185 ! Fit after self-cal, rms=0.068184Jy sigma=1.355271 ! 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=0.068184Jy sigma=1.355271 ! Fit after self-cal, rms=0.087497Jy sigma=1.234338 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8514 mas, bmaj=1.94 mas, bpa=-1.438 degrees ! Estimated noise=0.172295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281092 Jy ! Component: 100 - total flux cleaned = 0.00409465 Jy ! Component: 150 - total flux cleaned = 0.00478988 Jy ! Component: 200 - total flux cleaned = 0.00511262 Jy ! Total flux subtracted in 200 components = 0.00511262 Jy ! Clean residual min=-0.002775 max=0.004574 Jy/beam ! Clean residual mean=0.000003 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.167005 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.167005 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=0.087404Jy sigma=1.232224 ! Fit after self-cal, rms=0.087578Jy sigma=1.231735 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 (1.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416915 Jy ! Component: 100 - total flux cleaned = 0.00559021 Jy ! Component: 150 - total flux cleaned = 0.00582867 Jy ! Component: 200 - total flux cleaned = 0.00582894 Jy ! Total flux subtracted in 200 components = 0.00582894 Jy ! Clean residual min=-0.002518 max=0.002347 Jy/beam ! Clean residual mean=0.000003 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.172834 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 0.172834 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=0.087374Jy sigma=1.224650 ! Fit after self-cal, rms=0.087369Jy sigma=1.223960 ! 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=0.087369Jy sigma=1.223960 ! Fit after self-cal, rms=0.092919Jy sigma=1.207339 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8527 mas, bmaj=1.936 mas, bpa=-1.411 degrees ! Estimated noise=0.172428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163337 Jy ! Component: 100 - total flux cleaned = 0.00194654 Jy ! Component: 150 - total flux cleaned = 0.0018902 Jy ! Component: 200 - total flux cleaned = 0.00186742 Jy ! Total flux subtracted in 200 components = 0.00186742 Jy ! Clean residual min=-0.001237 max=0.001856 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.174702 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.174702 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=0.092884Jy sigma=1.206064 ! Fit after self-cal, rms=0.092871Jy sigma=1.205849 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 (5, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018004 Jy ! Component: 100 - total flux cleaned = 0.00286263 Jy ! Component: 150 - total flux cleaned = 0.00364775 Jy ! Component: 200 - total flux cleaned = 0.00414353 Jy ! Total flux subtracted in 200 components = 0.00414353 Jy ! Clean residual min=-0.001037 max=0.001011 Jy/beam ! Clean residual mean=0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.178845 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 99 components and 0.178845 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=0.092832Jy sigma=1.204141 ! Fit after self-cal, rms=0.092830Jy sigma=1.204029 ! 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=0.092830Jy sigma=1.204029 ! Fit after self-cal, rms=0.092575Jy sigma=1.203706 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=2.971 mas, bpa=2.844 degrees ! Estimated noise=0.222991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129804 Jy ! Component: 100 - total flux cleaned = 0.00185962 Jy ! Component: 150 - total flux cleaned = 0.00218061 Jy ! Component: 200 - total flux cleaned = 0.00241712 Jy ! Total flux subtracted in 200 components = 0.00241712 Jy ! Clean residual min=-0.001149 max=0.001276 Jy/beam ! Clean residual mean=0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.181262 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 124 components and 0.181262 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=0.092570Jy sigma=1.203272 ! Fit after self-cal, rms=0.092570Jy sigma=1.203205 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 = 0.000214789 Jy ! Component: 100 - total flux cleaned = 0.000446943 Jy ! Component: 150 - total flux cleaned = 0.00058604 Jy ! Component: 200 - total flux cleaned = 0.000694335 Jy ! Total flux subtracted in 200 components = 0.000694335 Jy ! Clean residual min=-0.001163 max=0.001295 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.181957 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 0.181957 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=0.092570Jy sigma=1.203114 ! Fit after self-cal, rms=0.092569Jy sigma=1.203101 ! 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=0.8535 mas, bmaj=1.935 mas, bpa=-1.364 degrees ! Estimated noise=0.172204 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8535 x 1.935 at -1.364 degrees (North through East) ! Clean map min=-0.00089999 max=0.14054 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=0.6522 mas, bmaj=1.658 mas, bpa=-1.513 degrees ! Estimated noise=0.326998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.105883 Jy ! Component: 100 - total flux cleaned = 0.132837 Jy ! Component: 150 - total flux cleaned = 0.145865 Jy ! Component: 200 - total flux cleaned = 0.153545 Jy ! Total flux subtracted in 200 components = 0.153545 Jy ! Clean residual min=-0.002165 max=0.004106 Jy/beam ! Clean residual mean=-0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.153545 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.153545 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8535 mas, bmaj=1.935 mas, bpa=-1.364 degrees ! Estimated noise=0.172204 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 = 0.00742367 Jy ! Component: 100 - total flux cleaned = 0.0121092 Jy ! Component: 150 - total flux cleaned = 0.0153084 Jy ! Component: 200 - total flux cleaned = 0.0176739 Jy ! Total flux subtracted in 200 components = 0.0176739 Jy ! Clean residual min=-0.001199 max=0.001488 Jy/beam ! Clean residual mean=0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.171219 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 50 components and 0.171219 Jy ! Inverting map ! Added new window around map position (2.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189434 Jy ! Component: 100 - total flux cleaned = 0.00343126 Jy ! Component: 150 - total flux cleaned = 0.00469607 Jy ! Component: 200 - total flux cleaned = 0.00576031 Jy ! Total flux subtracted in 200 components = 0.00576031 Jy ! Clean residual min=-0.001070 max=0.000949 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.176979 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 79 components and 0.176979 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=2.1 mas, bmaj=2.971 mas, bpa=2.844 degrees ! Estimated noise=0.222991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154654 Jy ! Component: 100 - total flux cleaned = 0.00263281 Jy ! Component: 150 - total flux cleaned = 0.00343692 Jy ! Component: 200 - total flux cleaned = 0.00393114 Jy ! Total flux subtracted in 200 components = 0.00393114 Jy ! Clean residual min=-0.001271 max=0.001155 Jy/beam ! Clean residual mean=0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.18091 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 = 0.000293965 Jy ! Component: 100 - total flux cleaned = 0.000550158 Jy ! Component: 150 - total flux cleaned = 0.00073479 Jy ! Component: 200 - total flux cleaned = 0.000878175 Jy ! Total flux subtracted in 200 components = 0.000878175 Jy ! Clean residual min=-0.001209 max=0.001218 Jy/beam ! Clean residual mean=0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.181788 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 144 components and 0.181788 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8535 mas, bmaj=1.935 mas, bpa=-1.364 degrees ! Estimated noise=0.172204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000232203 Jy ! Component: 100 - total flux cleaned = -0.000233572 Jy ! Component: 150 - total flux cleaned = -0.000233269 Jy ! Component: 200 - total flux cleaned = -0.000233238 Jy ! Total flux subtracted in 200 components = -0.000233238 Jy ! Clean residual min=-0.000948 max=0.000920 Jy/beam ! Clean residual mean=0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.181555 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 161 components and 0.181555 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=0.092564Jy sigma=1.202976 ! Fit after self-cal, rms=0.092562Jy sigma=1.202914 wmodel J0158+1307_X_map.mod ! Writing 161 model components to file: J0158+1307_X_map.mod wobs J0158+1307_X_uvs.fits ! Writing UV FITS file: J0158+1307_X_uvs.fits wwins J0158+1307_X_map.win ! wwins: Wrote 4 windows to J0158+1307_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 = -9.17192e-05 Jy ! Component: 100 - total flux cleaned = -1.15172e-05 Jy ! Component: 150 - total flux cleaned = -1.14334e-05 Jy ! Component: 200 - total flux cleaned = -7.04008e-05 Jy ! Component: 250 - total flux cleaned = -0.000112896 Jy ! Component: 300 - total flux cleaned = -0.000140433 Jy ! Component: 350 - total flux cleaned = -0.000153691 Jy ! Component: 400 - total flux cleaned = -0.000114635 Jy ! Component: 450 - total flux cleaned = -0.000140153 Jy ! Component: 500 - total flux cleaned = -0.000164889 Jy ! Component: 550 - total flux cleaned = -0.000152149 Jy ! Component: 600 - total flux cleaned = -0.00016419 Jy ! Component: 650 - total flux cleaned = -0.000140403 Jy ! Component: 700 - total flux cleaned = -0.000187691 Jy ! Component: 750 - total flux cleaned = -0.00021121 Jy ! Component: 800 - total flux cleaned = -0.000245741 Jy ! Component: 850 - total flux cleaned = -0.000290972 Jy ! Component: 900 - total flux cleaned = -0.000302065 Jy ! Component: 950 - total flux cleaned = -0.000313153 Jy ! Component: 1000 - total flux cleaned = -0.000302337 Jy ! Component: 1050 - total flux cleaned = -0.000313256 Jy ! Component: 1100 - total flux cleaned = -0.000355664 Jy ! Component: 1150 - total flux cleaned = -0.000345062 Jy ! Component: 1200 - total flux cleaned = -0.000334648 Jy ! Component: 1250 - total flux cleaned = -0.000365441 Jy ! Component: 1300 - total flux cleaned = -0.000355284 Jy ! Component: 1350 - total flux cleaned = -0.000425615 Jy ! Component: 1400 - total flux cleaned = -0.000425556 Jy ! Component: 1450 - total flux cleaned = -0.000445091 Jy ! Component: 1500 - total flux cleaned = -0.000405927 Jy ! Component: 1550 - total flux cleaned = -0.000406148 Jy ! Component: 1600 - total flux cleaned = -0.00043485 Jy ! Component: 1650 - total flux cleaned = -0.00043486 Jy ! Component: 1700 - total flux cleaned = -0.000491274 Jy ! Component: 1750 - total flux cleaned = -0.000491325 Jy ! Component: 1800 - total flux cleaned = -0.000528262 Jy ! Component: 1850 - total flux cleaned = -0.000564781 Jy ! Component: 1900 - total flux cleaned = -0.000619204 Jy ! Component: 1950 - total flux cleaned = -0.000619095 Jy ! Component: 2000 - total flux cleaned = -0.000663679 Jy ! Component: 2050 - total flux cleaned = -0.000672542 Jy ! Component: 2100 - total flux cleaned = -0.000663821 Jy ! Component: 2150 - total flux cleaned = -0.000707344 Jy ! Component: 2200 - total flux cleaned = -0.000690059 Jy ! Component: 2250 - total flux cleaned = -0.000733055 Jy ! Component: 2300 - total flux cleaned = -0.000750065 Jy ! Component: 2350 - total flux cleaned = -0.000766889 Jy ! Component: 2400 - total flux cleaned = -0.000783834 Jy ! Component: 2450 - total flux cleaned = -0.000775436 Jy ! Component: 2500 - total flux cleaned = -0.000800364 Jy ! Component: 2550 - total flux cleaned = -0.000816839 Jy ! Component: 2600 - total flux cleaned = -0.00084142 Jy ! Component: 2650 - total flux cleaned = -0.000857659 Jy ! Component: 2700 - total flux cleaned = -0.00086584 Jy ! Component: 2750 - total flux cleaned = -0.000881853 Jy ! Component: 2800 - total flux cleaned = -0.000889802 Jy ! Component: 2850 - total flux cleaned = -0.00089776 Jy ! Component: 2900 - total flux cleaned = -0.000921434 Jy ! Component: 2950 - total flux cleaned = -0.000937095 Jy ! Component: 3000 - total flux cleaned = -0.00096826 Jy ! Component: 3050 - total flux cleaned = -0.000968274 Jy ! Component: 3100 - total flux cleaned = -0.00097602 Jy ! Component: 3150 - total flux cleaned = -0.000998934 Jy ! Component: 3200 - total flux cleaned = -0.000983689 Jy ! Component: 3250 - total flux cleaned = -0.000983687 Jy ! Component: 3300 - total flux cleaned = -0.00100623 Jy ! Component: 3350 - total flux cleaned = -0.000998768 Jy ! Component: 3400 - total flux cleaned = -0.00102107 Jy ! Component: 3450 - total flux cleaned = -0.000991411 Jy ! Component: 3500 - total flux cleaned = -0.000984141 Jy ! Component: 3550 - total flux cleaned = -0.00099141 Jy ! Component: 3600 - total flux cleaned = -0.00100597 Jy ! Component: 3650 - total flux cleaned = -0.000984265 Jy ! Component: 3700 - total flux cleaned = -0.000955438 Jy ! Component: 3750 - total flux cleaned = -0.000976946 Jy ! Component: 3800 - total flux cleaned = -0.000976912 Jy ! Component: 3850 - total flux cleaned = -0.0009627 Jy ! Component: 3900 - total flux cleaned = -0.000955724 Jy ! Component: 3950 - total flux cleaned = -0.000969743 Jy ! Component: 4000 - total flux cleaned = -0.000962778 Jy ! Component: 4050 - total flux cleaned = -0.000948821 Jy ! Total flux subtracted in 4096 components = -0.000962658 Jy ! Clean residual min=-0.000357 max=0.000345 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.180593 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 480 components and 0.180592 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0158+1307_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8535 x 1.935 at -1.364 degrees (North through East) ! Clean map min=-0.00079377 max=0.14118 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0158+1307_X_map.fits wmodel /vlbi/uf001/uva//J0158+1307_X_map.mod ! Writing 480 model components to file: /vlbi/uf001/uva//J0158+1307_X_map.mod wobs /vlbi/uf001/uva//J0158+1307_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0158+1307_X_uvs.fits wwins /vlbi/uf001/uva//J0158+1307_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0158+1307_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.141176 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119027 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.252933 0.252933 0.505867 1.01173 2.02347 4.04693 8.09387 16.1877 32.3755 64.7509 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.141 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1186.08 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0158+1307_X_dfm.log closed on Sun Jan 13 21:11:27 2019