! Started logfile: /vlbi/uf001/uva//J1727-1951_X_dfm.log on Mon Jan 14 04:12:36 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//J1727-1951_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1727-1951_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.998071 visibilities/baseline/integration-bin. ! Found source: J1727-1951 ! ! 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 31044 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 J1727-1951_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. ! ! 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=1.006669Jy sigma=20.008133 ! Fit after self-cal, rms=0.935179Jy sigma=18.555383 ! 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=0.5941 mas, bmaj=1.598 mas, bpa=-2.614 degrees ! Estimated noise=0.370865 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 = 0.0515912 Jy ! Component: 100 - total flux cleaned = 0.0629619 Jy ! Total flux subtracted in 100 components = 0.0629619 Jy ! Clean residual min=-0.002414 max=0.003428 Jy/beam ! Clean residual mean=-0.000003 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.0629619 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0629619 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=0.066988Jy sigma=1.236726 ! Fit after self-cal, rms=0.065884Jy sigma=1.214744 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421848 Jy ! Component: 100 - total flux cleaned = 0.00624828 Jy ! Total flux subtracted in 100 components = 0.00624828 Jy ! Clean residual min=-0.002135 max=0.003034 Jy/beam ! Clean residual mean=-0.000002 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.0692102 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0692102 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=0.065576Jy sigma=1.206647 ! Fit after self-cal, rms=0.065577Jy sigma=1.206559 ! 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=0.7505 mas, bmaj=1.922 mas, bpa=-2.397 degrees ! Estimated noise=0.205598 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 (1, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373037 Jy ! Component: 100 - total flux cleaned = 0.00566684 Jy ! Component: 150 - total flux cleaned = 0.00704227 Jy ! Component: 200 - total flux cleaned = 0.0080687 Jy ! Total flux subtracted in 200 components = 0.0080687 Jy ! Clean residual min=-0.001987 max=0.003039 Jy/beam ! Clean residual mean=-0.000001 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.0772789 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 33 components and 0.0772789 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=0.065357Jy sigma=1.201916 ! Fit after self-cal, rms=0.065334Jy sigma=1.200959 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7505 x 1.922 at -2.397 degrees (North through East) ! Clean map min=-0.0018513 max=0.067428 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.07 KP 0.92 ! LA 0.93 MK 1.00 NL 1.19 OV 0.96 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 1.02 KP 0.91 ! LA 0.97 MK 1.03 NL 1.16 OV 0.97 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.10 KP 0.90 ! LA 0.99 MK 1.04 NL 1.09 OV 0.98 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00 HN 1.05 KP 0.86 ! LA 0.94 MK 1.01 NL 1.20 OV 0.95 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.10 KP 0.93 ! LA 0.96 MK 1.00 NL 1.15 OV 0.97 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 0.94 ! LA 0.94 MK 1.03 NL 1.14 OV 0.91 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.00 KP 0.85 ! LA 0.98 MK 1.00 NL 1.08 OV 0.93 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.06 KP 0.89 ! LA 0.97 MK 0.98 NL 1.10 OV 0.92 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.94 HN 0.99 KP 0.87 ! LA 1.00 MK 0.99 NL 1.13 OV 0.92 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.99 KP 0.92 ! LA 0.98 MK 1.01 NL 1.08 OV 0.90 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.96 HN 1.00 KP 0.89 ! LA 0.94 MK 0.97 NL 1.11 OV 0.95 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.93 HN 1.02 KP 0.87 ! LA 0.97 MK 0.95 NL 1.10 OV 0.91 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.065334Jy sigma=1.200959 ! Fit after self-cal, rms=0.065772Jy sigma=1.193032 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7521 mas, bmaj=1.938 mas, bpa=-2.265 degrees ! Estimated noise=0.205781 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 = 0.000131973 Jy ! Component: 100 - total flux cleaned = 5.03708e-05 Jy ! Component: 150 - total flux cleaned = -3.63304e-05 Jy ! Component: 200 - total flux cleaned = -0.000125569 Jy ! Total flux subtracted in 200 components = -0.000125569 Jy ! Clean residual min=-0.001299 max=0.001279 Jy/beam ! Clean residual mean=0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0771533 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.0771533 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=0.065759Jy sigma=1.192756 ! Fit after self-cal, rms=0.065850Jy sigma=1.192352 ! 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=0.065850Jy sigma=1.192352 ! Fit after self-cal, rms=0.066288Jy sigma=1.191041 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7518 mas, bmaj=1.938 mas, bpa=-2.244 degrees ! Estimated noise=0.205993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.76729e-06 Jy ! Component: 100 - total flux cleaned = -9.16253e-05 Jy ! Component: 150 - total flux cleaned = -0.000166991 Jy ! Component: 200 - total flux cleaned = -0.000189652 Jy ! Total flux subtracted in 200 components = -0.000189652 Jy ! Clean residual min=-0.001236 max=0.001208 Jy/beam ! Clean residual mean=0.000002 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0769637 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.0769637 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=0.066282Jy sigma=1.190916 ! Fit after self-cal, rms=0.066297Jy sigma=1.190866 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 = 1.88966e-05 Jy ! Component: 100 - total flux cleaned = -3.74043e-05 Jy ! Component: 150 - total flux cleaned = -6.78997e-05 Jy ! Component: 200 - total flux cleaned = -8.71681e-05 Jy ! Total flux subtracted in 200 components = -8.71681e-05 Jy ! Clean residual min=-0.001237 max=0.001208 Jy/beam ! Clean residual mean=0.000002 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0768765 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.0768765 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=0.066294Jy sigma=1.190795 ! Fit after self-cal, rms=0.066294Jy sigma=1.190792 ! 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=0.066294Jy sigma=1.190792 ! Fit after self-cal, rms=0.066781Jy sigma=1.188462 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7515 mas, bmaj=1.937 mas, bpa=-2.234 degrees ! Estimated noise=0.205832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.00773e-05 Jy ! Component: 100 - total flux cleaned = -0.000120558 Jy ! Component: 150 - total flux cleaned = -0.00016839 Jy ! Component: 200 - total flux cleaned = -0.000203436 Jy ! Total flux subtracted in 200 components = -0.000203436 Jy ! Clean residual min=-0.001027 max=0.001205 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.076673 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.076673 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=0.066778Jy sigma=1.188395 ! Fit after self-cal, rms=0.066815Jy sigma=1.188276 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 (4.2, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121939 Jy ! Component: 100 - total flux cleaned = 0.00192263 Jy ! Component: 150 - total flux cleaned = 0.00238012 Jy ! Component: 200 - total flux cleaned = 0.00272712 Jy ! Total flux subtracted in 200 components = 0.00272712 Jy ! Clean residual min=-0.001065 max=0.000955 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0794002 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 83 components and 0.0794002 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=0.066792Jy sigma=1.187729 ! Fit after self-cal, rms=0.066788Jy sigma=1.187670 ! 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=0.066788Jy sigma=1.187670 ! Fit after self-cal, rms=0.066798Jy sigma=1.187627 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.011 mas, bmaj=4.276 mas, bpa=3.722 degrees ! Estimated noise=0.275423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000602387 Jy ! Component: 100 - total flux cleaned = 0.0008005 Jy ! Component: 150 - total flux cleaned = 0.000831892 Jy ! Component: 200 - total flux cleaned = 0.000845471 Jy ! Total flux subtracted in 200 components = 0.000845471 Jy ! Clean residual min=-0.001088 max=0.001166 Jy/beam ! Clean residual mean=0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0802456 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.0802456 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=0.066795Jy sigma=1.187600 ! Fit after self-cal, rms=0.066804Jy sigma=1.187584 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 (13.2, 16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00045174 Jy ! Component: 100 - total flux cleaned = 0.000633 Jy ! Component: 150 - total flux cleaned = 0.000740219 Jy ! Component: 200 - total flux cleaned = 0.000864568 Jy ! Total flux subtracted in 200 components = 0.000864568 Jy ! Clean residual min=-0.000967 max=0.000949 Jy/beam ! Clean residual mean=0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0811102 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 0.0811102 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=0.066792Jy sigma=1.187363 ! Fit after self-cal, rms=0.066786Jy sigma=1.187323 ! 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=0.7517 mas, bmaj=1.938 mas, bpa=-2.209 degrees ! Estimated noise=0.205393 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7517 x 1.938 at -2.209 degrees (North through East) ! Clean map min=-0.00082866 max=0.067344 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=0.5947 mas, bmaj=1.612 mas, bpa=-2.522 degrees ! Estimated noise=0.370542 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0522035 Jy ! Component: 100 - total flux cleaned = 0.0638652 Jy ! Component: 150 - total flux cleaned = 0.0681214 Jy ! Component: 200 - total flux cleaned = 0.0703453 Jy ! Total flux subtracted in 200 components = 0.0703453 Jy ! Clean residual min=-0.001652 max=0.001822 Jy/beam ! Clean residual mean=0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0703454 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0703454 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7517 mas, bmaj=1.938 mas, bpa=-2.209 degrees ! Estimated noise=0.205393 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 = 0.00239201 Jy ! Component: 100 - total flux cleaned = 0.00384511 Jy ! Component: 150 - total flux cleaned = 0.00491844 Jy ! Component: 200 - total flux cleaned = 0.00576208 Jy ! Total flux subtracted in 200 components = 0.00576208 Jy ! Clean residual min=-0.000983 max=0.000956 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0761075 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 39 components and 0.0761075 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=2.011 mas, bmaj=4.276 mas, bpa=3.722 degrees ! Estimated noise=0.275423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013753 Jy ! Component: 100 - total flux cleaned = 0.00202097 Jy ! Component: 150 - total flux cleaned = 0.00238552 Jy ! Component: 200 - total flux cleaned = 0.00273128 Jy ! Total flux subtracted in 200 components = 0.00273128 Jy ! Clean residual min=-0.001072 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0788388 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 = 0.000301947 Jy ! Component: 100 - total flux cleaned = 0.000614603 Jy ! Component: 150 - total flux cleaned = 0.000930559 Jy ! Component: 200 - total flux cleaned = 0.00121293 Jy ! Total flux subtracted in 200 components = 0.00121293 Jy ! Clean residual min=-0.001013 max=0.000868 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0800517 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 93 components and 0.0800517 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7517 mas, bmaj=1.938 mas, bpa=-2.209 degrees ! Estimated noise=0.205393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000586523 Jy ! Component: 100 - total flux cleaned = 0.00103225 Jy ! Component: 150 - total flux cleaned = 0.00128491 Jy ! Component: 200 - total flux cleaned = 0.0014579 Jy ! Total flux subtracted in 200 components = 0.0014579 Jy ! Clean residual min=-0.000894 max=0.000822 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0815096 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 123 components and 0.0815096 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=0.066780Jy sigma=1.187209 ! Fit after self-cal, rms=0.066772Jy sigma=1.187130 wmodel J1727-1951_X_map.mod ! Writing 123 model components to file: J1727-1951_X_map.mod wobs J1727-1951_X_uvs.fits ! Writing UV FITS file: J1727-1951_X_uvs.fits wwins J1727-1951_X_map.win ! wwins: Wrote 4 windows to J1727-1951_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 = -0.000267931 Jy ! Component: 100 - total flux cleaned = -0.000344918 Jy ! Component: 150 - total flux cleaned = -0.000433119 Jy ! Component: 200 - total flux cleaned = -0.000475801 Jy ! Component: 250 - total flux cleaned = -0.000531368 Jy ! Component: 300 - total flux cleaned = -0.000544762 Jy ! Component: 350 - total flux cleaned = -0.000612133 Jy ! Component: 400 - total flux cleaned = -0.000704334 Jy ! Component: 450 - total flux cleaned = -0.000756007 Jy ! Component: 500 - total flux cleaned = -0.000807127 Jy ! Component: 550 - total flux cleaned = -0.000907961 Jy ! Component: 600 - total flux cleaned = -0.000957543 Jy ! Component: 650 - total flux cleaned = -0.00103138 Jy ! Component: 700 - total flux cleaned = -0.00107996 Jy ! Component: 750 - total flux cleaned = -0.00116404 Jy ! Component: 800 - total flux cleaned = -0.00115226 Jy ! Component: 850 - total flux cleaned = -0.00121135 Jy ! Component: 900 - total flux cleaned = -0.00123458 Jy ! Component: 950 - total flux cleaned = -0.00126929 Jy ! Component: 1000 - total flux cleaned = -0.00132632 Jy ! Component: 1050 - total flux cleaned = -0.0013376 Jy ! Component: 1100 - total flux cleaned = -0.00139362 Jy ! Component: 1150 - total flux cleaned = -0.00141578 Jy ! Component: 1200 - total flux cleaned = -0.00148166 Jy ! Component: 1250 - total flux cleaned = -0.00144882 Jy ! Component: 1300 - total flux cleaned = -0.00149197 Jy ! Component: 1350 - total flux cleaned = -0.00152405 Jy ! Component: 1400 - total flux cleaned = -0.0015346 Jy ! Component: 1450 - total flux cleaned = -0.00154522 Jy ! Component: 1500 - total flux cleaned = -0.00155553 Jy ! Component: 1550 - total flux cleaned = -0.00156588 Jy ! Component: 1600 - total flux cleaned = -0.00160681 Jy ! Component: 1650 - total flux cleaned = -0.00161706 Jy ! Component: 1700 - total flux cleaned = -0.00160689 Jy ! Component: 1750 - total flux cleaned = -0.00163689 Jy ! Component: 1800 - total flux cleaned = -0.00166684 Jy ! Component: 1850 - total flux cleaned = -0.00167668 Jy ! Component: 1900 - total flux cleaned = -0.00169624 Jy ! Component: 1950 - total flux cleaned = -0.00174474 Jy ! Component: 2000 - total flux cleaned = -0.00171592 Jy ! Component: 2050 - total flux cleaned = -0.00175433 Jy ! Component: 2100 - total flux cleaned = -0.00179239 Jy ! Component: 2150 - total flux cleaned = -0.00181126 Jy ! Component: 2200 - total flux cleaned = -0.00179251 Jy ! Component: 2250 - total flux cleaned = -0.00185766 Jy ! Component: 2300 - total flux cleaned = -0.00184834 Jy ! Component: 2350 - total flux cleaned = -0.0018484 Jy ! Component: 2400 - total flux cleaned = -0.00187569 Jy ! Component: 2450 - total flux cleaned = -0.00184865 Jy ! Component: 2500 - total flux cleaned = -0.00185772 Jy ! Component: 2550 - total flux cleaned = -0.00189348 Jy ! Component: 2600 - total flux cleaned = -0.00186675 Jy ! Component: 2650 - total flux cleaned = -0.00188444 Jy ! Component: 2700 - total flux cleaned = -0.00187563 Jy ! Component: 2750 - total flux cleaned = -0.00187565 Jy ! Component: 2800 - total flux cleaned = -0.00187564 Jy ! Component: 2850 - total flux cleaned = -0.00189298 Jy ! Component: 2900 - total flux cleaned = -0.00186734 Jy ! Component: 2950 - total flux cleaned = -0.0019014 Jy ! Component: 3000 - total flux cleaned = -0.00187594 Jy ! Component: 3050 - total flux cleaned = -0.00186763 Jy ! Component: 3100 - total flux cleaned = -0.00186757 Jy ! Component: 3150 - total flux cleaned = -0.00188413 Jy ! Component: 3200 - total flux cleaned = -0.00186759 Jy ! Component: 3250 - total flux cleaned = -0.0018676 Jy ! Component: 3300 - total flux cleaned = -0.0018758 Jy ! Component: 3350 - total flux cleaned = -0.00185946 Jy ! Component: 3400 - total flux cleaned = -0.00187565 Jy ! Component: 3450 - total flux cleaned = -0.00185955 Jy ! Component: 3500 - total flux cleaned = -0.00185961 Jy ! Component: 3550 - total flux cleaned = -0.00183567 Jy ! Component: 3600 - total flux cleaned = -0.00181978 Jy ! Component: 3650 - total flux cleaned = -0.00181973 Jy ! Component: 3700 - total flux cleaned = -0.00183546 Jy ! Component: 3750 - total flux cleaned = -0.00178071 Jy ! Component: 3800 - total flux cleaned = -0.00181968 Jy ! Component: 3850 - total flux cleaned = -0.00182743 Jy ! Component: 3900 - total flux cleaned = -0.00181197 Jy ! Component: 3950 - total flux cleaned = -0.00179657 Jy ! Component: 4000 - total flux cleaned = -0.00178891 Jy ! Component: 4050 - total flux cleaned = -0.00178899 Jy ! Total flux subtracted in 4096 components = -0.0017815 Jy ! Clean residual min=-0.000416 max=0.000461 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0797281 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 389 components and 0.0797281 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1727-1951_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7517 x 1.938 at -2.209 degrees (North through East) ! Clean map min=-0.00068295 max=0.067207 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1727-1951_X_map.fits wmodel /vlbi/uf001/uva//J1727-1951_X_map.mod ! Writing 389 model components to file: /vlbi/uf001/uva//J1727-1951_X_map.mod wobs /vlbi/uf001/uva//J1727-1951_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1727-1951_X_uvs.fits wwins /vlbi/uf001/uva//J1727-1951_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1727-1951_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0672065 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129278 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.577076 0.577076 1.15415 2.3083 4.61661 9.23321 18.4664 36.9329 73.8657 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.067 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 519.862 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1727-1951_X_dfm.log closed on Mon Jan 14 04:12:41 2019