! Started logfile: /vlbi/uf001/uva//J1539+2744_X_dfm.log on Mon Jan 14 03:24:06 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1539+2744_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1539+2744_X_uva.fits ! AN table 1: 86 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.798708 visibilities/baseline/integration-bin. ! Found source: J1539+2744 ! ! 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 37092 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 J1539+2744_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 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002492Jy sigma=22.973648 ! Fit after self-cal, rms=0.929800Jy sigma=21.319348 ! 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=0.6795 mas, bmaj=1.685 mas, bpa=-11.61 degrees ! Estimated noise=0.37223 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 = 0.0552362 Jy ! Component: 100 - total flux cleaned = 0.0672831 Jy ! Total flux subtracted in 100 components = 0.0672831 Jy ! Clean residual min=-0.002437 max=0.003395 Jy/beam ! Clean residual mean=0.000003 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.0672831 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0672831 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=0.052556Jy sigma=1.150571 ! Fit after self-cal, rms=0.052268Jy sigma=1.144726 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336911 Jy ! Component: 100 - total flux cleaned = 0.00501303 Jy ! Total flux subtracted in 100 components = 0.00501303 Jy ! Clean residual min=-0.002460 max=0.002915 Jy/beam ! Clean residual mean=0.000002 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.0722961 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0722961 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=0.052002Jy sigma=1.138773 ! Fit after self-cal, rms=0.051993Jy sigma=1.138501 ! 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=0.9154 mas, bmaj=1.956 mas, bpa=-11.36 degrees ! Estimated noise=0.176043 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 (-18.8, 16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284961 Jy ! Component: 100 - total flux cleaned = 0.00443355 Jy ! Component: 150 - total flux cleaned = 0.00555319 Jy ! Component: 200 - total flux cleaned = 0.00629461 Jy ! Total flux subtracted in 200 components = 0.00629461 Jy ! Clean residual min=-0.001998 max=0.002796 Jy/beam ! Clean residual mean=0.000003 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0785907 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.0785907 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=0.051832Jy sigma=1.134340 ! Fit after self-cal, rms=0.051808Jy sigma=1.133693 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9154 x 1.956 at -11.36 degrees (North through East) ! Clean map min=-0.0016847 max=0.070993 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.97 KP 0.97 ! LA 0.90 MK 1.01 NL 1.19 OV 0.99 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 0.99 ! LA 0.86 MK 1.00 NL 1.19 OV 0.97 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.96 KP 0.98 ! LA 0.89 MK 1.01 NL 1.16 OV 1.01 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.96 KP 0.99 ! LA 0.91 MK 1.00 NL 1.21 OV 0.98 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.93 KP 1.02 ! LA 0.92 MK 1.01 NL 1.15 OV 0.96 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.93 KP 0.98 ! LA 0.90 MK 1.02 NL 1.15 OV 1.00 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 0.99 ! LA 0.90 MK 1.02 NL 1.16 OV 0.98 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.95 KP 0.97 ! LA 0.91 MK 0.99 NL 1.14 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.98 KP 0.97 ! LA 0.87 MK 1.03 NL 1.17 OV 0.95 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.94 KP 1.03 ! LA 0.90 MK 1.00 NL 1.16 OV 0.99 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.92 KP 1.00 ! LA 0.90 MK 0.96 NL 1.16 OV 1.00 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.94 KP 0.98 ! LA 0.88 MK 0.94 NL 1.22 OV 1.00 ! PT 1.00* SC 0.89 ! ! ! Fit before self-cal, rms=0.051808Jy sigma=1.133693 ! Fit after self-cal, rms=0.050875Jy sigma=1.120821 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9091 mas, bmaj=1.961 mas, bpa=-11.01 degrees ! Estimated noise=0.175475 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 = -0.000569988 Jy ! Component: 100 - total flux cleaned = -0.00076355 Jy ! Component: 150 - total flux cleaned = -0.000689713 Jy ! Component: 200 - total flux cleaned = -0.000658725 Jy ! Total flux subtracted in 200 components = -0.000658725 Jy ! Clean residual min=-0.001296 max=0.001188 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.077932 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.077932 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=0.050856Jy sigma=1.120336 ! Fit after self-cal, rms=0.050896Jy sigma=1.119872 ! 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=0.050896Jy sigma=1.119872 ! Fit after self-cal, rms=0.050971Jy sigma=1.117222 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9091 mas, bmaj=1.957 mas, bpa=-11.12 degrees ! Estimated noise=0.175468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000181233 Jy ! Component: 100 - total flux cleaned = -0.000198483 Jy ! Component: 150 - total flux cleaned = -0.00018518 Jy ! Component: 200 - total flux cleaned = -0.00018525 Jy ! Total flux subtracted in 200 components = -0.00018525 Jy ! Clean residual min=-0.000933 max=0.001042 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0777467 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.0777467 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=0.050963Jy sigma=1.117026 ! Fit after self-cal, rms=0.050978Jy sigma=1.116927 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 (0.6, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000950902 Jy ! Component: 100 - total flux cleaned = 0.00133664 Jy ! Component: 150 - total flux cleaned = 0.00145174 Jy ! Component: 200 - total flux cleaned = 0.00146349 Jy ! Total flux subtracted in 200 components = 0.00146349 Jy ! Clean residual min=-0.000827 max=0.000788 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0792102 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 71 components and 0.0792102 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=0.050959Jy sigma=1.116478 ! Fit after self-cal, rms=0.050954Jy sigma=1.116423 ! 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=0.050954Jy sigma=1.116423 ! Fit after self-cal, rms=0.050897Jy sigma=1.116373 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9087 mas, bmaj=1.955 mas, bpa=-11.13 degrees ! Estimated noise=0.175293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000299349 Jy ! Component: 100 - total flux cleaned = 0.000454265 Jy ! Component: 150 - total flux cleaned = 0.000497869 Jy ! Component: 200 - total flux cleaned = 0.000517712 Jy ! Total flux subtracted in 200 components = 0.000517712 Jy ! Clean residual min=-0.000780 max=0.000776 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0797279 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 80 components and 0.0797279 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=0.050891Jy sigma=1.116242 ! Fit after self-cal, rms=0.050891Jy sigma=1.116229 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 = 0.000106642 Jy ! Component: 100 - total flux cleaned = 0.000124766 Jy ! Component: 150 - total flux cleaned = 0.000141176 Jy ! Component: 200 - total flux cleaned = 0.000148566 Jy ! Total flux subtracted in 200 components = 0.000148566 Jy ! Clean residual min=-0.000777 max=0.000764 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0798765 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 0.0798765 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=0.050888Jy sigma=1.116164 ! Fit after self-cal, rms=0.050888Jy sigma=1.116160 ! 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=0.050888Jy sigma=1.116160 ! Fit after self-cal, rms=0.050852Jy sigma=1.116146 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.983 mas, bmaj=2.569 mas, bpa=-5.716 degrees ! Estimated noise=0.218103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.58909e-05 Jy ! Component: 100 - total flux cleaned = 0.000100029 Jy ! Component: 150 - total flux cleaned = 0.000101054 Jy ! Component: 200 - total flux cleaned = 0.000101186 Jy ! Total flux subtracted in 200 components = 0.000101186 Jy ! Clean residual min=-0.000830 max=0.000751 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0799777 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 106 components and 0.0799777 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=0.050851Jy sigma=1.116117 ! Fit after self-cal, rms=0.050851Jy sigma=1.116111 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 = 6.24111e-05 Jy ! Component: 100 - total flux cleaned = 6.25918e-05 Jy ! Component: 150 - total flux cleaned = 4.79742e-05 Jy ! Component: 200 - total flux cleaned = 4.8494e-05 Jy ! Total flux subtracted in 200 components = 4.8494e-05 Jy ! Clean residual min=-0.000822 max=0.000736 Jy/beam ! Clean residual mean=-0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0800262 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 117 components and 0.0800262 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=0.050852Jy sigma=1.116108 ! Fit after self-cal, rms=0.050851Jy sigma=1.116105 ! 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=0.9085 mas, bmaj=1.954 mas, bpa=-11.12 degrees ! Estimated noise=0.175171 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9085 x 1.954 at -11.12 degrees (North through East) ! Clean map min=-0.00068966 max=0.070845 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=0.6736 mas, bmaj=1.679 mas, bpa=-11.23 degrees ! Estimated noise=0.36918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0549714 Jy ! Component: 100 - total flux cleaned = 0.0669953 Jy ! Component: 150 - total flux cleaned = 0.0707752 Jy ! Component: 200 - total flux cleaned = 0.0730001 Jy ! Total flux subtracted in 200 components = 0.0730001 Jy ! Clean residual min=-0.001528 max=0.001435 Jy/beam ! Clean residual mean=0.000001 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0730001 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0730001 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9085 mas, bmaj=1.954 mas, bpa=-11.12 degrees ! Estimated noise=0.175171 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 = 0.0019426 Jy ! Component: 100 - total flux cleaned = 0.0030675 Jy ! Component: 150 - total flux cleaned = 0.00368928 Jy ! Component: 200 - total flux cleaned = 0.0042524 Jy ! Total flux subtracted in 200 components = 0.0042524 Jy ! Clean residual min=-0.000916 max=0.000892 Jy/beam ! Clean residual mean=0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0772525 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.0772525 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=1.983 mas, bmaj=2.569 mas, bpa=-5.716 degrees ! Estimated noise=0.218103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000888495 Jy ! Component: 100 - total flux cleaned = 0.00150647 Jy ! Component: 150 - total flux cleaned = 0.00187996 Jy ! Component: 200 - total flux cleaned = 0.00203099 Jy ! Total flux subtracted in 200 components = 0.00203099 Jy ! Clean residual min=-0.000811 max=0.000786 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0792835 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 = 0.00012925 Jy ! Component: 100 - total flux cleaned = 0.000207886 Jy ! Component: 150 - total flux cleaned = 0.000288624 Jy ! Component: 200 - total flux cleaned = 0.000343643 Jy ! Total flux subtracted in 200 components = 0.000343643 Jy ! Clean residual min=-0.000795 max=0.000779 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0796272 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 79 components and 0.0796271 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9085 mas, bmaj=1.954 mas, bpa=-11.12 degrees ! Estimated noise=0.175171 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.89463e-05 Jy ! Component: 100 - total flux cleaned = 2.45942e-05 Jy ! Component: 150 - total flux cleaned = 6.36915e-05 Jy ! Component: 200 - total flux cleaned = 7.59273e-05 Jy ! Total flux subtracted in 200 components = 7.59273e-05 Jy ! Clean residual min=-0.000761 max=0.000719 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0797031 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 94 components and 0.0797031 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=0.050855Jy sigma=1.116184 ! Fit after self-cal, rms=0.050855Jy sigma=1.116161 wmodel J1539+2744_X_map.mod ! Writing 94 model components to file: J1539+2744_X_map.mod wobs J1539+2744_X_uvs.fits ! Writing UV FITS file: J1539+2744_X_uvs.fits wwins J1539+2744_X_map.win ! wwins: Wrote 3 windows to J1539+2744_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 = -0.000284877 Jy ! Component: 100 - total flux cleaned = -0.000401476 Jy ! Component: 150 - total flux cleaned = -0.000511887 Jy ! Component: 200 - total flux cleaned = -0.000606798 Jy ! Component: 250 - total flux cleaned = -0.000688056 Jy ! Component: 300 - total flux cleaned = -0.000779127 Jy ! Component: 350 - total flux cleaned = -0.000868247 Jy ! Component: 400 - total flux cleaned = -0.000945171 Jy ! Component: 450 - total flux cleaned = -0.00105288 Jy ! Component: 500 - total flux cleaned = -0.00113764 Jy ! Component: 550 - total flux cleaned = -0.00120021 Jy ! Component: 600 - total flux cleaned = -0.00127226 Jy ! Component: 650 - total flux cleaned = -0.00133332 Jy ! Component: 700 - total flux cleaned = -0.00140348 Jy ! Component: 750 - total flux cleaned = -0.00150205 Jy ! Component: 800 - total flux cleaned = -0.00154091 Jy ! Component: 850 - total flux cleaned = -0.00157945 Jy ! Component: 900 - total flux cleaned = -0.00160819 Jy ! Component: 950 - total flux cleaned = -0.00166464 Jy ! Component: 1000 - total flux cleaned = -0.00172045 Jy ! Component: 1050 - total flux cleaned = -0.00174788 Jy ! Component: 1100 - total flux cleaned = -0.00177524 Jy ! Component: 1150 - total flux cleaned = -0.00182011 Jy ! Component: 1200 - total flux cleaned = -0.00185577 Jy ! Component: 1250 - total flux cleaned = -0.00189094 Jy ! Component: 1300 - total flux cleaned = -0.00190843 Jy ! Component: 1350 - total flux cleaned = -0.001943 Jy ! Component: 1400 - total flux cleaned = -0.0019771 Jy ! Component: 1450 - total flux cleaned = -0.00199404 Jy ! Component: 1500 - total flux cleaned = -0.00201914 Jy ! Component: 1550 - total flux cleaned = -0.00208575 Jy ! Component: 1600 - total flux cleaned = -0.00212687 Jy ! Component: 1650 - total flux cleaned = -0.00219209 Jy ! Component: 1700 - total flux cleaned = -0.00218406 Jy ! Component: 1750 - total flux cleaned = -0.00223223 Jy ! Component: 1800 - total flux cleaned = -0.00226401 Jy ! Component: 1850 - total flux cleaned = -0.00229562 Jy ! Component: 1900 - total flux cleaned = -0.00236591 Jy ! Component: 1950 - total flux cleaned = -0.00235039 Jy ! Component: 2000 - total flux cleaned = -0.00236574 Jy ! Component: 2050 - total flux cleaned = -0.00239627 Jy ! Component: 2100 - total flux cleaned = -0.00241134 Jy ! Component: 2150 - total flux cleaned = -0.00244131 Jy ! Component: 2200 - total flux cleaned = -0.002471 Jy ! Component: 2250 - total flux cleaned = -0.00244888 Jy ! Component: 2300 - total flux cleaned = -0.00247831 Jy ! Component: 2350 - total flux cleaned = -0.00249287 Jy ! Component: 2400 - total flux cleaned = -0.00251455 Jy ! Component: 2450 - total flux cleaned = -0.00252168 Jy ! Component: 2500 - total flux cleaned = -0.00255017 Jy ! Component: 2550 - total flux cleaned = -0.00256434 Jy ! Component: 2600 - total flux cleaned = -0.00259245 Jy ! Component: 2650 - total flux cleaned = -0.00261337 Jy ! Component: 2700 - total flux cleaned = -0.00264794 Jy ! Component: 2750 - total flux cleaned = -0.00266861 Jy ! Component: 2800 - total flux cleaned = -0.00266855 Jy ! Component: 2850 - total flux cleaned = -0.00267537 Jy ! Component: 2900 - total flux cleaned = -0.00272263 Jy ! Component: 2950 - total flux cleaned = -0.00270917 Jy ! Component: 3000 - total flux cleaned = -0.00272248 Jy ! Component: 3050 - total flux cleaned = -0.0027424 Jy ! Component: 3100 - total flux cleaned = -0.00274894 Jy ! Component: 3150 - total flux cleaned = -0.00278821 Jy ! Component: 3200 - total flux cleaned = -0.00280764 Jy ! Component: 3250 - total flux cleaned = -0.00282693 Jy ! Component: 3300 - total flux cleaned = -0.00285258 Jy ! Component: 3350 - total flux cleaned = -0.00285899 Jy ! Component: 3400 - total flux cleaned = -0.00286527 Jy ! Component: 3450 - total flux cleaned = -0.00289051 Jy ! Component: 3500 - total flux cleaned = -0.00290304 Jy ! Component: 3550 - total flux cleaned = -0.00292792 Jy ! Component: 3600 - total flux cleaned = -0.00293405 Jy ! Component: 3650 - total flux cleaned = -0.00295255 Jy ! Component: 3700 - total flux cleaned = -0.00298309 Jy ! Component: 3750 - total flux cleaned = -0.00301356 Jy ! Component: 3800 - total flux cleaned = -0.00303772 Jy ! Component: 3850 - total flux cleaned = -0.00300173 Jy ! Component: 3900 - total flux cleaned = -0.00303158 Jy ! Component: 3950 - total flux cleaned = -0.00303746 Jy ! Component: 4000 - total flux cleaned = -0.00304928 Jy ! Component: 4050 - total flux cleaned = -0.00302585 Jy ! Total flux subtracted in 4096 components = -0.00306086 Jy ! Clean residual min=-0.000319 max=0.000382 Jy/beam ! Clean residual mean=0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0766422 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 409 components and 0.0766422 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1539+2744_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9085 x 1.954 at -11.12 degrees (North through East) ! Clean map min=-0.00059014 max=0.070815 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1539+2744_X_map.fits wmodel /vlbi/uf001/uva//J1539+2744_X_map.mod ! Writing 409 model components to file: /vlbi/uf001/uva//J1539+2744_X_map.mod wobs /vlbi/uf001/uva//J1539+2744_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1539+2744_X_uvs.fits wwins /vlbi/uf001/uva//J1539+2744_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1539+2744_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0708146 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.99586e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.423466 0.423466 0.846932 1.69386 3.38773 6.77545 13.5509 27.1018 54.2036 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 708.439 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1539+2744_X_dfm.log closed on Mon Jan 14 03:24:12 2019