! Started logfile: /vlbi/uf001/uva//J0502+3849_X_dfm.log on Sun Jan 13 22:25:42 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//J0502+3849_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0502+3849_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.898413 visibilities/baseline/integration-bin. ! Found source: J0502+3849 ! ! 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 20376 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 J0502+3849_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 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013020Jy sigma=23.422513 ! Fit after self-cal, rms=0.863756Jy sigma=19.960303 ! 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=0.7143 mas, bmaj=1.291 mas, bpa=-2.919 degrees ! Estimated noise=0.408495 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 = 0.105771 Jy ! Component: 100 - total flux cleaned = 0.129558 Jy ! Total flux subtracted in 100 components = 0.129558 Jy ! Clean residual min=-0.004672 max=0.009290 Jy/beam ! Clean residual mean=0.000000 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.129558 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.129558 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=0.059466Jy sigma=1.348464 ! Fit after self-cal, rms=0.059451Jy sigma=1.348025 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0095251 Jy ! Component: 100 - total flux cleaned = 0.0143079 Jy ! Total flux subtracted in 100 components = 0.0143079 Jy ! Clean residual min=-0.004791 max=0.006378 Jy/beam ! Clean residual mean=-0.000001 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.143866 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 5 components and 0.143866 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=0.057843Jy sigma=1.303681 ! Fit after self-cal, rms=0.057822Jy sigma=1.303193 ! 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=0.9131 mas, bmaj=1.575 mas, bpa=-1.867 degrees ! Estimated noise=0.234017 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 (-1.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00782972 Jy ! Component: 100 - total flux cleaned = 0.011899 Jy ! Component: 150 - total flux cleaned = 0.0138701 Jy ! Component: 200 - total flux cleaned = 0.015426 Jy ! Total flux subtracted in 200 components = 0.015426 Jy ! Clean residual min=-0.003762 max=0.006744 Jy/beam ! Clean residual mean=-0.000003 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.159292 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 29 components and 0.159292 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=0.056628Jy sigma=1.273252 ! Fit after self-cal, rms=0.056521Jy sigma=1.270256 ! Inverting map ! Added new window around map position (1.6, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00627097 Jy ! Component: 100 - total flux cleaned = 0.0100074 Jy ! Component: 150 - total flux cleaned = 0.0114824 Jy ! Component: 200 - total flux cleaned = 0.0126008 Jy ! Total flux subtracted in 200 components = 0.0126008 Jy ! Clean residual min=-0.003608 max=0.004077 Jy/beam ! Clean residual mean=-0.000002 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.171892 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 50 components and 0.171892 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=0.055694Jy sigma=1.249576 ! Fit after self-cal, rms=0.055643Jy sigma=1.248471 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9131 x 1.575 at -1.867 degrees (North through East) ! Clean map min=-0.0030127 max=0.13582 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.95 KP 1.03 ! LA 0.99 MK 1.04 NL 1.22 OV 0.90 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.97 KP 1.07 ! LA 0.94 MK 1.02 NL 1.20 OV 0.91 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.94 KP 1.05 ! LA 0.96 MK 1.02 NL 1.20 OV 0.90 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.96 KP 1.06 ! LA 0.94 MK 1.03 NL 1.20 OV 0.92 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.95 KP 1.05 ! LA 0.96 MK 1.00 NL 1.18 OV 0.94 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.95 KP 1.01 ! LA 0.93 MK 1.02 NL 1.25 OV 0.90 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.95 KP 1.07 ! LA 0.95 MK 1.00 NL 1.17 OV 0.91 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.93 KP 1.04 ! LA 0.94 MK 0.99 NL 1.23 OV 0.90 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.94 KP 1.02 ! LA 0.93 MK 1.00 NL 1.17 OV 0.94 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.94 KP 1.03 ! LA 0.95 MK 1.01 NL 1.20 OV 0.93 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.95 KP 1.05 ! LA 0.95 MK 1.03 NL 1.15 OV 0.93 ! PT 1.01 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.92 KP 1.03 ! LA 0.95 MK 1.00 NL 1.21 OV 0.89 ! PT 0.99 SC 0.98 ! ! ! Fit before self-cal, rms=0.055643Jy sigma=1.248471 ! Fit after self-cal, rms=0.054872Jy sigma=1.209758 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9071 mas, bmaj=1.572 mas, bpa=-1.541 degrees ! Estimated noise=0.236886 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 = -0.000857362 Jy ! Component: 100 - total flux cleaned = -0.00176871 Jy ! Component: 150 - total flux cleaned = -0.00251329 Jy ! Component: 200 - total flux cleaned = -0.00319216 Jy ! Total flux subtracted in 200 components = -0.00319216 Jy ! Clean residual min=-0.001884 max=0.002283 Jy/beam ! Clean residual mean=-0.000002 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.1687 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.1687 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=0.054686Jy sigma=1.205028 ! Fit after self-cal, rms=0.054728Jy sigma=1.204505 ! 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=0.054728Jy sigma=1.204505 ! Fit after self-cal, rms=0.054520Jy sigma=1.192505 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9072 mas, bmaj=1.567 mas, bpa=-1.528 degrees ! Estimated noise=0.236555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00112131 Jy ! Component: 100 - total flux cleaned = -0.00168298 Jy ! Component: 150 - total flux cleaned = -0.00212295 Jy ! Component: 200 - total flux cleaned = -0.00244762 Jy ! Total flux subtracted in 200 components = -0.00244762 Jy ! Clean residual min=-0.001371 max=0.001405 Jy/beam ! Clean residual mean=-0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.166253 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.166253 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=0.054448Jy sigma=1.190898 ! Fit after self-cal, rms=0.054455Jy sigma=1.190750 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 (11.2, 40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000912767 Jy ! Component: 100 - total flux cleaned = 0.000654499 Jy ! Component: 150 - total flux cleaned = 0.000434446 Jy ! Component: 200 - total flux cleaned = 0.000335176 Jy ! Total flux subtracted in 200 components = 0.000335176 Jy ! Clean residual min=-0.001313 max=0.001277 Jy/beam ! Clean residual mean=-0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.166588 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 0.166588 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=0.054410Jy sigma=1.189823 ! Fit after self-cal, rms=0.054408Jy sigma=1.189773 ! 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=0.054408Jy sigma=1.189773 ! Fit after self-cal, rms=0.054392Jy sigma=1.189336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9061 mas, bmaj=1.568 mas, bpa=-1.43 degrees ! Estimated noise=0.236089 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105026 Jy ! Component: 100 - total flux cleaned = -0.00129441 Jy ! Component: 150 - total flux cleaned = -0.00144334 Jy ! Component: 200 - total flux cleaned = -0.00155563 Jy ! Total flux subtracted in 200 components = -0.00155563 Jy ! Clean residual min=-0.001292 max=0.001262 Jy/beam ! Clean residual mean=-0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.165032 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.165032 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=0.054362Jy sigma=1.188646 ! Fit after self-cal, rms=0.054363Jy sigma=1.188630 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 = -6.61543e-05 Jy ! Component: 100 - total flux cleaned = -0.000105659 Jy ! Component: 150 - total flux cleaned = -0.000161159 Jy ! Component: 200 - total flux cleaned = -0.000230247 Jy ! Total flux subtracted in 200 components = -0.000230247 Jy ! Clean residual min=-0.001261 max=0.001235 Jy/beam ! Clean residual mean=-0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.164802 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 103 components and 0.164802 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=0.054351Jy sigma=1.188381 ! Fit after self-cal, rms=0.054350Jy sigma=1.188374 ! 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=0.054350Jy sigma=1.188374 ! Fit after self-cal, rms=0.054355Jy sigma=1.188191 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=2.623 mas, bpa=2.687 degrees ! Estimated noise=0.302892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000982061 Jy ! Component: 100 - total flux cleaned = -0.00122848 Jy ! Component: 150 - total flux cleaned = -0.00145115 Jy ! Component: 200 - total flux cleaned = -0.00164501 Jy ! Total flux subtracted in 200 components = -0.00164501 Jy ! Clean residual min=-0.001392 max=0.001321 Jy/beam ! Clean residual mean=-0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.163157 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 125 components and 0.163157 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=0.054345Jy sigma=1.187946 ! Fit after self-cal, rms=0.054346Jy sigma=1.187929 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 = -0.000182553 Jy ! Component: 100 - total flux cleaned = -0.000281618 Jy ! Component: 150 - total flux cleaned = -0.000385002 Jy ! Component: 200 - total flux cleaned = -0.000466447 Jy ! Total flux subtracted in 200 components = -0.000466447 Jy ! Clean residual min=-0.001378 max=0.001293 Jy/beam ! Clean residual mean=-0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.16269 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 0.16269 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=0.054343Jy sigma=1.187871 ! Fit after self-cal, rms=0.054343Jy sigma=1.187864 ! 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=0.9055 mas, bmaj=1.568 mas, bpa=-1.371 degrees ! Estimated noise=0.235794 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9055 x 1.568 at -1.371 degrees (North through East) ! Clean map min=-0.0012633 max=0.13715 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=0.7085 mas, bmaj=1.285 mas, bpa=-2.424 degrees ! Estimated noise=0.407588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.105433 Jy ! Component: 100 - total flux cleaned = 0.130069 Jy ! Component: 150 - total flux cleaned = 0.141147 Jy ! Component: 200 - total flux cleaned = 0.147089 Jy ! Total flux subtracted in 200 components = 0.147089 Jy ! Clean residual min=-0.002688 max=0.003925 Jy/beam ! Clean residual mean=0.000000 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.147089 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 0.147089 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9055 mas, bmaj=1.568 mas, bpa=-1.371 degrees ! Estimated noise=0.235794 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) ! Added new window around map position (1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0050476 Jy ! Component: 100 - total flux cleaned = 0.00816303 Jy ! Component: 150 - total flux cleaned = 0.0103623 Jy ! Component: 200 - total flux cleaned = 0.0120992 Jy ! Total flux subtracted in 200 components = 0.0120992 Jy ! Clean residual min=-0.001362 max=0.001211 Jy/beam ! Clean residual mean=-0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.159188 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.159188 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=2.099 mas, bmaj=2.623 mas, bpa=2.687 degrees ! Estimated noise=0.302892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162846 Jy ! Component: 100 - total flux cleaned = 0.00226599 Jy ! Component: 150 - total flux cleaned = 0.00278084 Jy ! Component: 200 - total flux cleaned = 0.00311687 Jy ! Total flux subtracted in 200 components = 0.00311687 Jy ! Clean residual min=-0.001423 max=0.001293 Jy/beam ! Clean residual mean=-0.000001 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.162305 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 = 0.000115062 Jy ! Component: 100 - total flux cleaned = 0.000191784 Jy ! Component: 150 - total flux cleaned = 0.000192448 Jy ! Component: 200 - total flux cleaned = 0.000234619 Jy ! Total flux subtracted in 200 components = 0.000234619 Jy ! Clean residual min=-0.001402 max=0.001197 Jy/beam ! Clean residual mean=-0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.16254 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 106 components and 0.16254 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9055 mas, bmaj=1.568 mas, bpa=-1.371 degrees ! Estimated noise=0.235794 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000368178 Jy ! Component: 100 - total flux cleaned = 0.000548977 Jy ! Component: 150 - total flux cleaned = 0.000683719 Jy ! Component: 200 - total flux cleaned = 0.000756191 Jy ! Total flux subtracted in 200 components = 0.000756191 Jy ! Clean residual min=-0.001240 max=0.001118 Jy/beam ! Clean residual mean=-0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.163296 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 123 components and 0.163296 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=0.054341Jy sigma=1.188056 ! Fit after self-cal, rms=0.054334Jy sigma=1.187942 wmodel J0502+3849_X_map.mod ! Writing 123 model components to file: J0502+3849_X_map.mod wobs J0502+3849_X_uvs.fits ! Writing UV FITS file: J0502+3849_X_uvs.fits wwins J0502+3849_X_map.win ! wwins: Wrote 5 windows to J0502+3849_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 = -0.000294416 Jy ! Component: 100 - total flux cleaned = -0.000479918 Jy ! Component: 150 - total flux cleaned = -0.000758305 Jy ! Component: 200 - total flux cleaned = -0.000874058 Jy ! Component: 250 - total flux cleaned = -0.000930673 Jy ! Component: 300 - total flux cleaned = -0.00102268 Jy ! Component: 350 - total flux cleaned = -0.00100446 Jy ! Component: 400 - total flux cleaned = -0.000986774 Jy ! Component: 450 - total flux cleaned = -0.000951975 Jy ! Component: 500 - total flux cleaned = -0.000986694 Jy ! Component: 550 - total flux cleaned = -0.000969482 Jy ! Component: 600 - total flux cleaned = -0.000952753 Jy ! Component: 650 - total flux cleaned = -0.000919818 Jy ! Component: 700 - total flux cleaned = -0.000919836 Jy ! Component: 750 - total flux cleaned = -0.000855908 Jy ! Component: 800 - total flux cleaned = -0.000824594 Jy ! Component: 850 - total flux cleaned = -0.000793718 Jy ! Component: 900 - total flux cleaned = -0.000762739 Jy ! Component: 950 - total flux cleaned = -0.000701575 Jy ! Component: 1000 - total flux cleaned = -0.000686415 Jy ! Component: 1050 - total flux cleaned = -0.000641317 Jy ! Component: 1100 - total flux cleaned = -0.000581931 Jy ! Component: 1150 - total flux cleaned = -0.000582041 Jy ! Component: 1200 - total flux cleaned = -0.000552776 Jy ! Component: 1250 - total flux cleaned = -0.000524027 Jy ! Component: 1300 - total flux cleaned = -0.000538245 Jy ! Component: 1350 - total flux cleaned = -0.000481702 Jy ! Component: 1400 - total flux cleaned = -0.000467711 Jy ! Component: 1450 - total flux cleaned = -0.000453912 Jy ! Component: 1500 - total flux cleaned = -0.000440011 Jy ! Component: 1550 - total flux cleaned = -0.000371901 Jy ! Component: 1600 - total flux cleaned = -0.000331472 Jy ! Component: 1650 - total flux cleaned = -0.00033159 Jy ! Component: 1700 - total flux cleaned = -0.000345095 Jy ! Component: 1750 - total flux cleaned = -0.000358161 Jy ! Component: 1800 - total flux cleaned = -0.000358401 Jy ! Component: 1850 - total flux cleaned = -0.000358266 Jy ! Component: 1900 - total flux cleaned = -0.000358282 Jy ! Component: 1950 - total flux cleaned = -0.00037099 Jy ! Component: 2000 - total flux cleaned = -0.000370901 Jy ! Component: 2050 - total flux cleaned = -0.000421269 Jy ! Component: 2100 - total flux cleaned = -0.000421359 Jy ! Component: 2150 - total flux cleaned = -0.00044622 Jy ! Component: 2200 - total flux cleaned = -0.000508094 Jy ! Component: 2250 - total flux cleaned = -0.000532563 Jy ! Component: 2300 - total flux cleaned = -0.000556942 Jy ! Component: 2350 - total flux cleaned = -0.000593191 Jy ! Component: 2400 - total flux cleaned = -0.000665229 Jy ! Component: 2450 - total flux cleaned = -0.00061742 Jy ! Component: 2500 - total flux cleaned = -0.000629349 Jy ! Component: 2550 - total flux cleaned = -0.000711638 Jy ! Component: 2600 - total flux cleaned = -0.00073511 Jy ! Component: 2650 - total flux cleaned = -0.000758318 Jy ! Component: 2700 - total flux cleaned = -0.000804691 Jy ! Component: 2750 - total flux cleaned = -0.000827709 Jy ! Component: 2800 - total flux cleaned = -0.000816138 Jy ! Component: 2850 - total flux cleaned = -0.000884458 Jy ! Component: 2900 - total flux cleaned = -0.000974789 Jy ! Component: 2950 - total flux cleaned = -0.000941107 Jy ! Component: 3000 - total flux cleaned = -0.00103046 Jy ! Component: 3050 - total flux cleaned = -0.00106374 Jy ! Component: 3100 - total flux cleaned = -0.00111906 Jy ! Component: 3150 - total flux cleaned = -0.00111915 Jy ! Component: 3200 - total flux cleaned = -0.00116285 Jy ! Component: 3250 - total flux cleaned = -0.00118452 Jy ! Component: 3300 - total flux cleaned = -0.0011738 Jy ! Component: 3350 - total flux cleaned = -0.00127045 Jy ! Component: 3400 - total flux cleaned = -0.0013025 Jy ! Component: 3450 - total flux cleaned = -0.00134497 Jy ! Component: 3500 - total flux cleaned = -0.00134489 Jy ! Component: 3550 - total flux cleaned = -0.00135543 Jy ! Component: 3600 - total flux cleaned = -0.0014391 Jy ! Component: 3650 - total flux cleaned = -0.00143904 Jy ! Component: 3700 - total flux cleaned = -0.00147006 Jy ! Component: 3750 - total flux cleaned = -0.00153179 Jy ! Component: 3800 - total flux cleaned = -0.001542 Jy ! Component: 3850 - total flux cleaned = -0.00157245 Jy ! Component: 3900 - total flux cleaned = -0.00160274 Jy ! Component: 3950 - total flux cleaned = -0.00164307 Jy ! Component: 4000 - total flux cleaned = -0.00170313 Jy ! Component: 4050 - total flux cleaned = -0.00172305 Jy ! Total flux subtracted in 4096 components = -0.00172297 Jy ! Clean residual min=-0.000604 max=0.000549 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.161573 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 450 components and 0.161573 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0502+3849_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9055 x 1.568 at -1.371 degrees (North through East) ! Clean map min=-0.00093823 max=0.13729 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0502+3849_X_map.fits wmodel /vlbi/uf001/uva//J0502+3849_X_map.mod ! Writing 450 model components to file: /vlbi/uf001/uva//J0502+3849_X_map.mod wobs /vlbi/uf001/uva//J0502+3849_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0502+3849_X_uvs.fits wwins /vlbi/uf001/uva//J0502+3849_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0502+3849_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.13729 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000171479 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.374708 0.374708 0.749417 1.49883 2.99767 5.99534 11.9907 23.9813 47.9627 95.9254 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.137 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 800.622 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0502+3849_X_dfm.log closed on Sun Jan 13 22:25:47 2019