! Started logfile: /vlbi/uf001/uva//J0422-2034_X_dfm.log on Sun Jan 13 22:09:43 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//J0422-2034_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0422-2034_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.9 visibilities/baseline/integration-bin. ! Found source: J0422-2034 ! ! 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 23328 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 J0422-2034_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003603Jy sigma=17.629866 ! Fit after self-cal, rms=0.965673Jy sigma=16.978745 ! 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=0.6027 mas, bmaj=1.62 mas, bpa=-3.149 degrees ! Estimated noise=0.507799 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 = 0.0255432 Jy ! Component: 100 - total flux cleaned = 0.03184 Jy ! Total flux subtracted in 100 components = 0.03184 Jy ! Clean residual min=-0.003300 max=0.003457 Jy/beam ! Clean residual mean=-0.000001 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.03184 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.03184 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=0.081181Jy sigma=1.234439 ! Fit after self-cal, rms=0.079643Jy sigma=1.206253 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00546108 Jy ! Component: 100 - total flux cleaned = 0.00775975 Jy ! Total flux subtracted in 100 components = 0.00775975 Jy ! Clean residual min=-0.003091 max=0.003460 Jy/beam ! Clean residual mean=-0.000000 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.0395997 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.0395997 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=0.078937Jy sigma=1.194396 ! Fit after self-cal, rms=0.078892Jy sigma=1.194062 ! 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=0.766 mas, bmaj=1.942 mas, bpa=-2.382 degrees ! Estimated noise=0.271782 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, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00563595 Jy ! Component: 100 - total flux cleaned = 0.00932522 Jy ! Component: 150 - total flux cleaned = 0.0119905 Jy ! Component: 200 - total flux cleaned = 0.0139641 Jy ! Total flux subtracted in 200 components = 0.0139641 Jy ! Clean residual min=-0.002566 max=0.003643 Jy/beam ! Clean residual mean=0.000003 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.0535638 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 51 components and 0.0535638 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=0.078396Jy sigma=1.184476 ! Fit after self-cal, rms=0.078281Jy sigma=1.182124 ! Inverting map ! Added new window around map position (-2.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358977 Jy ! Component: 100 - total flux cleaned = 0.00568397 Jy ! Component: 150 - total flux cleaned = 0.00723617 Jy ! Component: 200 - total flux cleaned = 0.00844086 Jy ! Total flux subtracted in 200 components = 0.00844086 Jy ! Clean residual min=-0.002308 max=0.003124 Jy/beam ! Clean residual mean=0.000004 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.0620047 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 75 components and 0.0620047 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=0.078094Jy sigma=1.178337 ! Fit after self-cal, rms=0.077980Jy sigma=1.176514 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.766 x 1.942 at -2.382 degrees (North through East) ! Clean map min=-0.0022732 max=0.038236 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.11 HN 1.12 KP 0.92 ! LA 0.81 MK 1.12 NL 1.21 OV 1.01 ! PT 0.78 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.18 HN 0.98 KP 0.98 ! LA 0.81 MK 1.09 NL 1.27 OV 0.88 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.05 KP 0.98 ! LA 0.78 MK 1.26 NL 1.28 OV 0.95 ! PT 0.88 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.14 HN 1.17 KP 1.03 ! LA 0.83 MK 1.00 NL 1.13 OV 0.93 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.16 HN 1.08 KP 1.06 ! LA 0.76 MK 0.96 NL 0.98 OV 1.05 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.20 HN 1.03 KP 1.14 ! LA 0.81 MK 1.06 NL 1.19 OV 0.94 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.11 HN 0.90 KP 1.13 ! LA 0.89 MK 0.94 NL 1.27 OV 0.96 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.21 HN 1.11 KP 1.01 ! LA 0.96 MK 1.02 NL 1.06 OV 0.94 ! PT 0.77 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.15 HN 0.96 KP 1.05 ! LA 0.79 MK 0.93 NL 1.09 OV 0.97 ! PT 0.79 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.97 KP 1.00 ! LA 0.73 MK 0.92 NL 1.04 OV 1.01 ! PT 0.75 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.06 KP 1.06 ! LA 0.75 MK 0.92 NL 1.03 OV 0.98 ! PT 0.82 SC 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.97 KP 0.99 ! LA 0.79 MK 0.82 NL 1.07 OV 1.03 ! PT 0.80 SC 0.80 ! ! ! Fit before self-cal, rms=0.077980Jy sigma=1.176514 ! Fit after self-cal, rms=0.075263Jy sigma=1.170325 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7646 mas, bmaj=1.94 mas, bpa=-2.026 degrees ! Estimated noise=0.270092 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 = 0.00139635 Jy ! Component: 100 - total flux cleaned = 0.00167808 Jy ! Component: 150 - total flux cleaned = 0.00174252 Jy ! Component: 200 - total flux cleaned = 0.00182183 Jy ! Total flux subtracted in 200 components = 0.00182183 Jy ! Clean residual min=-0.001638 max=0.002110 Jy/beam ! Clean residual mean=0.000001 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0638265 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.0638265 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=0.075224Jy sigma=1.169226 ! Fit after self-cal, rms=0.075286Jy sigma=1.166977 ! 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=0.075286Jy sigma=1.166977 ! Fit after self-cal, rms=0.076004Jy sigma=1.164854 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7609 mas, bmaj=1.93 mas, bpa=-1.907 degrees ! Estimated noise=0.269372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000859746 Jy ! Component: 100 - total flux cleaned = 0.00104829 Jy ! Component: 150 - total flux cleaned = 0.00104973 Jy ! Component: 200 - total flux cleaned = 0.00104995 Jy ! Total flux subtracted in 200 components = 0.00104995 Jy ! Clean residual min=-0.001486 max=0.001705 Jy/beam ! Clean residual mean=0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0648764 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 99 components and 0.0648764 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=0.075984Jy sigma=1.164285 ! Fit after self-cal, rms=0.076089Jy sigma=1.163456 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 (-15.8, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166083 Jy ! Component: 100 - total flux cleaned = 0.00245296 Jy ! Component: 150 - total flux cleaned = 0.00275519 Jy ! Component: 200 - total flux cleaned = 0.00289394 Jy ! Total flux subtracted in 200 components = 0.00289394 Jy ! Clean residual min=-0.001498 max=0.001641 Jy/beam ! Clean residual mean=0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0677704 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 116 components and 0.0677704 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=0.076050Jy sigma=1.162641 ! Fit after self-cal, rms=0.076023Jy sigma=1.162055 ! Inverting map ! Added new window around map position (-46.4, 17.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163598 Jy ! Component: 100 - total flux cleaned = 0.00266705 Jy ! Component: 150 - total flux cleaned = 0.00314105 Jy ! Component: 200 - total flux cleaned = 0.00332759 Jy ! Total flux subtracted in 200 components = 0.00332759 Jy ! Clean residual min=-0.001468 max=0.001356 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.071098 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 126 components and 0.071098 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=0.075974Jy sigma=1.161275 ! Fit after self-cal, rms=0.075964Jy sigma=1.160909 ! 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=0.075964Jy sigma=1.160909 ! Fit after self-cal, rms=0.075976Jy sigma=1.160382 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7567 mas, bmaj=1.923 mas, bpa=-1.886 degrees ! Estimated noise=0.266592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123122 Jy ! Component: 100 - total flux cleaned = 0.00197086 Jy ! Component: 150 - total flux cleaned = 0.00217354 Jy ! Component: 200 - total flux cleaned = 0.00229729 Jy ! Total flux subtracted in 200 components = 0.00229729 Jy ! Clean residual min=-0.001360 max=0.001371 Jy/beam ! Clean residual mean=-0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0733953 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 135 components and 0.0733953 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=0.075944Jy sigma=1.159858 ! Fit after self-cal, rms=0.076018Jy sigma=1.159452 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 = 0.00088854 Jy ! Component: 100 - total flux cleaned = 0.00109825 Jy ! Component: 150 - total flux cleaned = 0.00117529 Jy ! Component: 200 - total flux cleaned = 0.00119745 Jy ! Total flux subtracted in 200 components = 0.00119745 Jy ! Clean residual min=-0.001340 max=0.001365 Jy/beam ! Clean residual mean=-0.000000 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0745927 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 144 components and 0.0745927 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=0.075994Jy sigma=1.159130 ! Fit after self-cal, rms=0.075987Jy sigma=1.158937 ! 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=0.075987Jy sigma=1.158937 ! Fit after self-cal, rms=0.075851Jy sigma=1.158754 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.082 mas, bmaj=4.368 mas, bpa=6.183 degrees ! Estimated noise=0.369759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000335969 Jy ! Component: 100 - total flux cleaned = 0.000360701 Jy ! Component: 150 - total flux cleaned = 0.00031282 Jy ! Component: 200 - total flux cleaned = 0.000273075 Jy ! Total flux subtracted in 200 components = 0.000273075 Jy ! Clean residual min=-0.001738 max=0.001706 Jy/beam ! Clean residual mean=-0.000000 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.0748658 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 167 components and 0.0748658 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=0.075846Jy sigma=1.158651 ! Fit after self-cal, rms=0.075892Jy sigma=1.158409 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 = 0.000368953 Jy ! Component: 100 - total flux cleaned = 0.000345011 Jy ! Component: 150 - total flux cleaned = 0.00028423 Jy ! Component: 200 - total flux cleaned = 0.000173427 Jy ! Total flux subtracted in 200 components = 0.000173427 Jy ! Clean residual min=-0.001709 max=0.001714 Jy/beam ! Clean residual mean=-0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.0750392 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 174 components and 0.0750393 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=0.075888Jy sigma=1.158378 ! Fit after self-cal, rms=0.075880Jy sigma=1.158280 ! 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=0.7543 mas, bmaj=1.919 mas, bpa=-1.896 degrees ! Estimated noise=0.264822 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7543 x 1.919 at -1.896 degrees (North through East) ! Clean map min=-0.001585 max=0.036766 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=0.5888 mas, bmaj=1.594 mas, bpa=-2.66 degrees ! Estimated noise=0.488667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259503 Jy ! Component: 100 - total flux cleaned = 0.033717 Jy ! Component: 150 - total flux cleaned = 0.0393892 Jy ! Component: 200 - total flux cleaned = 0.0440934 Jy ! Total flux subtracted in 200 components = 0.0440934 Jy ! Clean residual min=-0.002673 max=0.003053 Jy/beam ! Clean residual mean=-0.000000 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.0440934 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0440934 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7543 mas, bmaj=1.919 mas, bpa=-1.896 degrees ! Estimated noise=0.264822 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 = 0.00747827 Jy ! Component: 100 - total flux cleaned = 0.0124133 Jy ! Component: 150 - total flux cleaned = 0.016144 Jy ! Component: 200 - total flux cleaned = 0.0191659 Jy ! Total flux subtracted in 200 components = 0.0191659 Jy ! Clean residual min=-0.001872 max=0.002227 Jy/beam ! Clean residual mean=-0.000000 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.0632593 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 60 components and 0.0632593 Jy ! Inverting map ! Added new window around map position (0.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260309 Jy ! Component: 100 - total flux cleaned = 0.00475151 Jy ! Component: 150 - total flux cleaned = 0.00656649 Jy ! Component: 200 - total flux cleaned = 0.00787531 Jy ! Total flux subtracted in 200 components = 0.00787531 Jy ! Clean residual min=-0.001537 max=0.001536 Jy/beam ! Clean residual mean=-0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0711346 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 79 components and 0.0711346 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=2.082 mas, bmaj=4.368 mas, bpa=6.183 degrees ! Estimated noise=0.369759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227157 Jy ! Component: 100 - total flux cleaned = 0.00311537 Jy ! Component: 150 - total flux cleaned = 0.00357699 Jy ! Component: 200 - total flux cleaned = 0.00384735 Jy ! Total flux subtracted in 200 components = 0.00384735 Jy ! Clean residual min=-0.001916 max=0.001741 Jy/beam ! Clean residual mean=-0.000000 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.074982 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 = 0.000264402 Jy ! Component: 100 - total flux cleaned = 0.000379811 Jy ! Component: 150 - total flux cleaned = 0.00048296 Jy ! Component: 200 - total flux cleaned = 0.0005541 Jy ! Total flux subtracted in 200 components = 0.0005541 Jy ! Clean residual min=-0.001785 max=0.001703 Jy/beam ! Clean residual mean=-0.000000 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0755361 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 119 components and 0.0755361 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7543 mas, bmaj=1.919 mas, bpa=-1.896 degrees ! Estimated noise=0.264822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000186577 Jy ! Component: 100 - total flux cleaned = 0.000473882 Jy ! Component: 150 - total flux cleaned = 0.00067491 Jy ! Component: 200 - total flux cleaned = 0.000831426 Jy ! Total flux subtracted in 200 components = 0.000831426 Jy ! Clean residual min=-0.001291 max=0.001287 Jy/beam ! Clean residual mean=0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0763675 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.0763675 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=0.075866Jy sigma=1.158211 ! Fit after self-cal, rms=0.075854Jy sigma=1.157867 wmodel J0422-2034_X_map.mod ! Writing 136 model components to file: J0422-2034_X_map.mod wobs J0422-2034_X_uvs.fits ! Writing UV FITS file: J0422-2034_X_uvs.fits wwins J0422-2034_X_map.win ! wwins: Wrote 6 windows to J0422-2034_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 = -0.000218884 Jy ! Component: 100 - total flux cleaned = -0.000491076 Jy ! Component: 150 - total flux cleaned = -0.000642817 Jy ! Component: 200 - total flux cleaned = -0.000727168 Jy ! Component: 250 - total flux cleaned = -0.000829163 Jy ! Component: 300 - total flux cleaned = -0.000828896 Jy ! Component: 350 - total flux cleaned = -0.000847661 Jy ! Component: 400 - total flux cleaned = -0.000809819 Jy ! Component: 450 - total flux cleaned = -0.000809905 Jy ! Component: 500 - total flux cleaned = -0.000791676 Jy ! Component: 550 - total flux cleaned = -0.000827741 Jy ! Component: 600 - total flux cleaned = -0.000863038 Jy ! Component: 650 - total flux cleaned = -0.000897594 Jy ! Component: 700 - total flux cleaned = -0.000931812 Jy ! Component: 750 - total flux cleaned = -0.000998816 Jy ! Component: 800 - total flux cleaned = -0.0010483 Jy ! Component: 850 - total flux cleaned = -0.00111312 Jy ! Component: 900 - total flux cleaned = -0.00111284 Jy ! Component: 950 - total flux cleaned = -0.00114447 Jy ! Component: 1000 - total flux cleaned = -0.00116029 Jy ! Component: 1050 - total flux cleaned = -0.00122187 Jy ! Component: 1100 - total flux cleaned = -0.00122195 Jy ! Component: 1150 - total flux cleaned = -0.00125213 Jy ! Component: 1200 - total flux cleaned = -0.00128154 Jy ! Component: 1250 - total flux cleaned = -0.00125233 Jy ! Component: 1300 - total flux cleaned = -0.00126701 Jy ! Component: 1350 - total flux cleaned = -0.00128138 Jy ! Component: 1400 - total flux cleaned = -0.00125314 Jy ! Component: 1450 - total flux cleaned = -0.00119746 Jy ! Component: 1500 - total flux cleaned = -0.00126662 Jy ! Component: 1550 - total flux cleaned = -0.0012118 Jy ! Component: 1600 - total flux cleaned = -0.00119824 Jy ! Component: 1650 - total flux cleaned = -0.00122527 Jy ! Component: 1700 - total flux cleaned = -0.00121212 Jy ! Component: 1750 - total flux cleaned = -0.00126468 Jy ! Component: 1800 - total flux cleaned = -0.00125206 Jy ! Component: 1850 - total flux cleaned = -0.00131645 Jy ! Component: 1900 - total flux cleaned = -0.00136708 Jy ! Component: 1950 - total flux cleaned = -0.0013794 Jy ! Component: 2000 - total flux cleaned = -0.00140418 Jy ! Component: 2050 - total flux cleaned = -0.00140422 Jy ! Component: 2100 - total flux cleaned = -0.00145286 Jy ! Component: 2150 - total flux cleaned = -0.00147683 Jy ! Component: 2200 - total flux cleaned = -0.00150088 Jy ! Component: 2250 - total flux cleaned = -0.00156011 Jy ! Component: 2300 - total flux cleaned = -0.00157184 Jy ! Component: 2350 - total flux cleaned = -0.00161828 Jy ! Component: 2400 - total flux cleaned = -0.00156031 Jy ! Component: 2450 - total flux cleaned = -0.00159477 Jy ! Component: 2500 - total flux cleaned = -0.00162897 Jy ! Component: 2550 - total flux cleaned = -0.00160648 Jy ! Component: 2600 - total flux cleaned = -0.00161773 Jy ! Component: 2650 - total flux cleaned = -0.00170654 Jy ! Component: 2700 - total flux cleaned = -0.00171745 Jy ! Component: 2750 - total flux cleaned = -0.00172842 Jy ! Component: 2800 - total flux cleaned = -0.00172837 Jy ! Component: 2850 - total flux cleaned = -0.00173911 Jy ! Component: 2900 - total flux cleaned = -0.00171774 Jy ! Component: 2950 - total flux cleaned = -0.00177074 Jy ! Component: 3000 - total flux cleaned = -0.00176011 Jy ! Component: 3050 - total flux cleaned = -0.00176022 Jy ! Component: 3100 - total flux cleaned = -0.00180177 Jy ! Component: 3150 - total flux cleaned = -0.00182246 Jy ! Component: 3200 - total flux cleaned = -0.00186345 Jy ! Component: 3250 - total flux cleaned = -0.00183293 Jy ! Component: 3300 - total flux cleaned = -0.00189348 Jy ! Component: 3350 - total flux cleaned = -0.00186331 Jy ! Component: 3400 - total flux cleaned = -0.00185331 Jy ! Component: 3450 - total flux cleaned = -0.00188314 Jy ! Component: 3500 - total flux cleaned = -0.00191263 Jy ! Component: 3550 - total flux cleaned = -0.00189301 Jy ! Component: 3600 - total flux cleaned = -0.00189306 Jy ! Component: 3650 - total flux cleaned = -0.00189309 Jy ! Component: 3700 - total flux cleaned = -0.00193165 Jy ! Component: 3750 - total flux cleaned = -0.00188395 Jy ! Component: 3800 - total flux cleaned = -0.00191258 Jy ! Component: 3850 - total flux cleaned = -0.00193144 Jy ! Component: 3900 - total flux cleaned = -0.00191261 Jy ! Component: 3950 - total flux cleaned = -0.00188468 Jy ! Component: 4000 - total flux cleaned = -0.0018661 Jy ! Component: 4050 - total flux cleaned = -0.00184771 Jy ! Total flux subtracted in 4096 components = -0.00183856 Jy ! Clean residual min=-0.000502 max=0.000538 Jy/beam ! Clean residual mean=0.000000 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0745289 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 436 components and 0.0745289 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0422-2034_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7543 x 1.919 at -1.896 degrees (North through East) ! Clean map min=-0.0011092 max=0.036585 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0422-2034_X_map.fits wmodel /vlbi/uf001/uva//J0422-2034_X_map.mod ! Writing 436 model components to file: /vlbi/uf001/uva//J0422-2034_X_map.mod wobs /vlbi/uf001/uva//J0422-2034_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0422-2034_X_uvs.fits wwins /vlbi/uf001/uva//J0422-2034_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0422-2034_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0365845 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000157282 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.28974 1.28974 2.57949 5.15898 10.318 20.6359 41.2718 82.5436 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 232.604 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0422-2034_X_dfm.log closed on Sun Jan 13 22:09:49 2019