! Started logfile: /vlbi/bp222/maps//J0439-3017_X_dfm.log on Thu Sep 27 10:47:19 2018 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/bp222/maps//J0439-3017_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0439-3017_X_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.760606 visibilities/baseline/integration-bin. ! Found source: J0439-3017 ! ! 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 45180 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 J0439-3017_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 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 174 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020402Jy sigma=13.172938 ! Fit after self-cal, rms=0.827282Jy sigma=10.419451 ! 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=0.7289 mas, bmaj=2.354 mas, bpa=-8.975 degrees ! Estimated noise=0.64049 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 = 0.129572 Jy ! Component: 100 - total flux cleaned = 0.172274 Jy ! Total flux subtracted in 100 components = 0.172274 Jy ! Clean residual min=-0.004864 max=0.016601 Jy/beam ! Clean residual mean=-0.000027 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 0.172274 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.172274 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=0.086949Jy sigma=1.007913 ! Fit after self-cal, rms=0.086876Jy sigma=1.006984 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0168047 Jy ! Component: 100 - total flux cleaned = 0.0262866 Jy ! Total flux subtracted in 100 components = 0.0262866 Jy ! Clean residual min=-0.004426 max=0.007049 Jy/beam ! Clean residual mean=-0.000015 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.19856 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.19856 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=0.082339Jy sigma=0.897585 ! Fit after self-cal, rms=0.082344Jy sigma=0.897440 ! Inverting map ! Added new window around map position (1.4, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00776448 Jy ! Component: 100 - total flux cleaned = 0.0131194 Jy ! Total flux subtracted in 100 components = 0.0131194 Jy ! Clean residual min=-0.004056 max=0.005482 Jy/beam ! Clean residual mean=-0.000009 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.21168 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 0.21168 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=0.081121Jy sigma=0.868674 ! Fit after self-cal, rms=0.081093Jy sigma=0.868187 ! 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=1.01 mas, bmaj=3.16 mas, bpa=-8.509 degrees ! Estimated noise=0.285353 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 = 0.0085081 Jy ! Component: 100 - total flux cleaned = 0.0132845 Jy ! Component: 150 - total flux cleaned = 0.0161449 Jy ! Component: 200 - total flux cleaned = 0.0178663 Jy ! Total flux subtracted in 200 components = 0.0178663 Jy ! Clean residual min=-0.003159 max=0.003726 Jy/beam ! Clean residual mean=-0.000003 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.229546 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 60 components and 0.229546 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=0.080428Jy sigma=0.851049 ! Fit after self-cal, rms=0.080418Jy sigma=0.850535 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 3.16 at -8.509 degrees (North through East) ! Clean map min=-0.003073 max=0.17303 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.17 KP 0.96 ! LA 1.00 MK 0.99 NL 1.02 OV 0.98 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.14 KP 0.97 ! LA 0.99 MK 0.95 NL 1.00 OV 0.99 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.15 KP 0.98 ! LA 1.00 MK 1.08 NL 1.00 OV 0.99 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.16 KP 0.97 ! LA 1.01 MK 0.98 NL 1.01 OV 0.98 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.12 KP 0.98 ! LA 1.00 MK 1.01 NL 0.99 OV 0.99 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.17 KP 0.97 ! LA 1.00 MK 1.02 NL 0.99 OV 0.99 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.15 KP 0.97 ! LA 1.00 MK 0.99 NL 0.99 OV 0.99 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.13 KP 0.97 ! LA 1.01 MK 1.00 NL 1.01 OV 1.01 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.14 KP 0.97 ! LA 1.00 MK 1.05 NL 0.99 OV 1.00 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.14 KP 0.97 ! LA 1.00 MK 0.99 NL 1.01 OV 0.98 ! PT 1.01 SC 1.01 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.10 KP 0.98 ! LA 1.01 MK 1.02 NL 0.99 OV 1.00 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.12 KP 0.97 ! LA 1.02 MK 0.93 NL 0.99 OV 0.98 ! PT 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.080418Jy sigma=0.850535 ! Fit after self-cal, rms=0.083931Jy sigma=0.844667 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.02 mas, bmaj=3.156 mas, bpa=-8.305 degrees ! Estimated noise=0.286378 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 = -0.00130748 Jy ! Component: 100 - total flux cleaned = -0.00145938 Jy ! Component: 150 - total flux cleaned = -0.00145826 Jy ! Component: 200 - total flux cleaned = -0.00145972 Jy ! Total flux subtracted in 200 components = -0.00145972 Jy ! Clean residual min=-0.002024 max=0.002236 Jy/beam ! Clean residual mean=-0.000002 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.228086 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 67 components and 0.228086 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=0.083779Jy sigma=0.843553 ! Fit after self-cal, rms=0.083838Jy sigma=0.843461 ! 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=0.083838Jy sigma=0.843461 ! Fit after self-cal, rms=0.084500Jy sigma=0.839895 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=3.153 mas, bpa=-8.346 degrees ! Estimated noise=0.285506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00172111 Jy ! Component: 100 - total flux cleaned = -0.00167349 Jy ! Component: 150 - total flux cleaned = -0.00163481 Jy ! Component: 200 - total flux cleaned = -0.00163545 Jy ! Total flux subtracted in 200 components = -0.00163545 Jy ! Clean residual min=-0.001729 max=0.002040 Jy/beam ! Clean residual mean=-0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.226451 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 0.226451 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=0.084431Jy sigma=0.839373 ! Fit after self-cal, rms=0.084458Jy sigma=0.839345 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-5.6, 21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134628 Jy ! Component: 100 - total flux cleaned = 0.00118859 Jy ! Component: 150 - total flux cleaned = 0.00111957 Jy ! Component: 200 - total flux cleaned = 0.00115151 Jy ! Total flux subtracted in 200 components = 0.00115151 Jy ! Clean residual min=-0.001707 max=0.001768 Jy/beam ! Clean residual mean=-0.000003 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.227602 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 0.227602 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=0.084403Jy sigma=0.838755 ! Fit after self-cal, rms=0.084403Jy sigma=0.838730 ! 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=0.084403Jy sigma=0.838730 ! Fit after self-cal, rms=0.086664Jy sigma=0.832626 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=3.153 mas, bpa=-8.351 degrees ! Estimated noise=0.285468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000636889 Jy ! Component: 100 - total flux cleaned = -0.000881472 Jy ! Component: 150 - total flux cleaned = -0.00102506 Jy ! Component: 200 - total flux cleaned = -0.00106602 Jy ! Total flux subtracted in 200 components = -0.00106602 Jy ! Clean residual min=-0.001180 max=0.001528 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.226536 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.226536 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=0.086641Jy sigma=0.832314 ! Fit after self-cal, rms=0.086689Jy sigma=0.832255 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 (6.8, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146482 Jy ! Component: 100 - total flux cleaned = 0.00200166 Jy ! Component: 150 - total flux cleaned = 0.00210662 Jy ! Component: 200 - total flux cleaned = 0.00212495 Jy ! Total flux subtracted in 200 components = 0.00212495 Jy ! Clean residual min=-0.001059 max=0.001011 Jy/beam ! Clean residual mean=0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.228661 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 144 components and 0.228661 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=0.086664Jy sigma=0.831821 ! Fit after self-cal, rms=0.086664Jy sigma=0.831777 ! 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=0.086664Jy sigma=0.831777 ! Fit after self-cal, rms=0.086999Jy sigma=0.831685 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.411 mas, bmaj=6.584 mas, bpa=-7.417 degrees ! Estimated noise=0.313981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000247449 Jy ! Component: 100 - total flux cleaned = 0.000221224 Jy ! Component: 150 - total flux cleaned = 0.000268537 Jy ! Component: 200 - total flux cleaned = 0.000325147 Jy ! Total flux subtracted in 200 components = 0.000325147 Jy ! Clean residual min=-0.001085 max=0.000964 Jy/beam ! Clean residual mean=0.000002 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.228987 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 169 components and 0.228987 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=0.086990Jy sigma=0.831568 ! Fit after self-cal, rms=0.086996Jy sigma=0.831553 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 = 0.000152717 Jy ! Component: 100 - total flux cleaned = 0.000232886 Jy ! Component: 150 - total flux cleaned = 0.000305518 Jy ! Component: 200 - total flux cleaned = 0.000361329 Jy ! Total flux subtracted in 200 components = 0.000361329 Jy ! Clean residual min=-0.001044 max=0.000961 Jy/beam ! Clean residual mean=0.000002 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.229348 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 178 components and 0.229348 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=0.086993Jy sigma=0.831515 ! Fit after self-cal, rms=0.086993Jy sigma=0.831510 ! 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=1.022 mas, bmaj=3.152 mas, bpa=-8.404 degrees ! Estimated noise=0.285335 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 3.152 at -8.404 degrees (North through East) ! Clean map min=-0.0010227 max=0.17443 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=0.7323 mas, bmaj=2.329 mas, bpa=-8.889 degrees ! Estimated noise=0.647249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.130617 Jy ! Component: 100 - total flux cleaned = 0.173756 Jy ! Component: 150 - total flux cleaned = 0.1906 Jy ! Component: 200 - total flux cleaned = 0.1997 Jy ! Total flux subtracted in 200 components = 0.1997 Jy ! Clean residual min=-0.003420 max=0.005014 Jy/beam ! Clean residual mean=-0.000010 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.1997 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.1997 Jy ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=3.152 mas, bpa=-8.404 degrees ! Estimated noise=0.285335 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 = 0.010707 Jy ! Component: 100 - total flux cleaned = 0.0165264 Jy ! Component: 150 - total flux cleaned = 0.0198914 Jy ! Component: 200 - total flux cleaned = 0.0221514 Jy ! Total flux subtracted in 200 components = 0.0221514 Jy ! Clean residual min=-0.001329 max=0.001854 Jy/beam ! Clean residual mean=-0.000003 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.221851 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 71 components and 0.221852 Jy ! Inverting map ! Added new window around map position (2.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184172 Jy ! Component: 100 - total flux cleaned = 0.00314339 Jy ! Component: 150 - total flux cleaned = 0.00413304 Jy ! Component: 200 - total flux cleaned = 0.00474113 Jy ! Total flux subtracted in 200 components = 0.00474113 Jy ! Clean residual min=-0.001124 max=0.001304 Jy/beam ! Clean residual mean=-0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.226593 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 95 components and 0.226593 Jy ! Inverting map ! Added new window around map position (-1.4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011132 Jy ! Component: 100 - total flux cleaned = 0.00151979 Jy ! Component: 150 - total flux cleaned = 0.00180313 Jy ! Component: 200 - total flux cleaned = 0.00192138 Jy ! Total flux subtracted in 200 components = 0.00192138 Jy ! Clean residual min=-0.001177 max=0.001053 Jy/beam ! Clean residual mean=0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.228514 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 120 components and 0.228514 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=2.411 mas, bmaj=6.584 mas, bpa=-7.417 degrees ! Estimated noise=0.313981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000344975 Jy ! Component: 100 - total flux cleaned = 0.000428686 Jy ! Component: 150 - total flux cleaned = 0.00053966 Jy ! Component: 200 - total flux cleaned = 0.000686904 Jy ! Total flux subtracted in 200 components = 0.000686904 Jy ! Clean residual min=-0.001170 max=0.000930 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.229201 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 = 8.88469e-05 Jy ! Component: 100 - total flux cleaned = 0.000157828 Jy ! Component: 150 - total flux cleaned = 0.000208238 Jy ! Component: 200 - total flux cleaned = 0.000231908 Jy ! Total flux subtracted in 200 components = 0.000231908 Jy ! Clean residual min=-0.001122 max=0.000931 Jy/beam ! Clean residual mean=0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.229433 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 161 components and 0.229433 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=3.152 mas, bpa=-8.404 degrees ! Estimated noise=0.285335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00012442 Jy ! Component: 100 - total flux cleaned = -8.35864e-05 Jy ! Component: 150 - total flux cleaned = -6.52415e-05 Jy ! Component: 200 - total flux cleaned = -3.00999e-05 Jy ! Total flux subtracted in 200 components = -3.00999e-05 Jy ! Clean residual min=-0.001074 max=0.000964 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.229403 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 176 components and 0.229403 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=0.086978Jy sigma=0.831359 ! Fit after self-cal, rms=0.086969Jy sigma=0.831313 wmodel J0439-3017_X_map.mod ! Writing 176 model components to file: J0439-3017_X_map.mod wobs J0439-3017_X_uvs.fits ! Writing UV FITS file: J0439-3017_X_uvs.fits wwins J0439-3017_X_map.win ! wwins: Wrote 6 windows to J0439-3017_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 = -0.000274507 Jy ! Component: 100 - total flux cleaned = -0.00037507 Jy ! Component: 150 - total flux cleaned = -0.000391063 Jy ! Component: 200 - total flux cleaned = -0.000391198 Jy ! Component: 250 - total flux cleaned = -0.000421687 Jy ! Component: 300 - total flux cleaned = -0.000466903 Jy ! Component: 350 - total flux cleaned = -0.00059961 Jy ! Component: 400 - total flux cleaned = -0.000686364 Jy ! Component: 450 - total flux cleaned = -0.000729261 Jy ! Component: 500 - total flux cleaned = -0.000757576 Jy ! Component: 550 - total flux cleaned = -0.000757773 Jy ! Component: 600 - total flux cleaned = -0.00079911 Jy ! Component: 650 - total flux cleaned = -0.000785571 Jy ! Component: 700 - total flux cleaned = -0.000825758 Jy ! Component: 750 - total flux cleaned = -0.000785672 Jy ! Component: 800 - total flux cleaned = -0.000746505 Jy ! Component: 850 - total flux cleaned = -0.000798314 Jy ! Component: 900 - total flux cleaned = -0.000772509 Jy ! Component: 950 - total flux cleaned = -0.000797942 Jy ! Component: 1000 - total flux cleaned = -0.000785397 Jy ! Component: 1050 - total flux cleaned = -0.000785381 Jy ! Component: 1100 - total flux cleaned = -0.000773402 Jy ! Component: 1150 - total flux cleaned = -0.000846865 Jy ! Component: 1200 - total flux cleaned = -0.00082253 Jy ! Component: 1250 - total flux cleaned = -0.000858445 Jy ! Component: 1300 - total flux cleaned = -0.000858411 Jy ! Component: 1350 - total flux cleaned = -0.00087028 Jy ! Component: 1400 - total flux cleaned = -0.000846931 Jy ! Component: 1450 - total flux cleaned = -0.000870342 Jy ! Component: 1500 - total flux cleaned = -0.000858864 Jy ! Component: 1550 - total flux cleaned = -0.0008589 Jy ! Component: 1600 - total flux cleaned = -0.000847594 Jy ! Component: 1650 - total flux cleaned = -0.000836221 Jy ! Component: 1700 - total flux cleaned = -0.000825002 Jy ! Component: 1750 - total flux cleaned = -0.000824992 Jy ! Component: 1800 - total flux cleaned = -0.000802984 Jy ! Component: 1850 - total flux cleaned = -0.000813843 Jy ! Component: 1900 - total flux cleaned = -0.000791959 Jy ! Component: 1950 - total flux cleaned = -0.000781247 Jy ! Component: 2000 - total flux cleaned = -0.00079207 Jy ! Component: 2050 - total flux cleaned = -0.000759879 Jy ! Component: 2100 - total flux cleaned = -0.000738712 Jy ! Component: 2150 - total flux cleaned = -0.000749325 Jy ! Component: 2200 - total flux cleaned = -0.000749304 Jy ! Component: 2250 - total flux cleaned = -0.000738735 Jy ! Component: 2300 - total flux cleaned = -0.000697349 Jy ! Component: 2350 - total flux cleaned = -0.000697355 Jy ! Component: 2400 - total flux cleaned = -0.00064617 Jy ! Component: 2450 - total flux cleaned = -0.000656302 Jy ! Component: 2500 - total flux cleaned = -0.000585534 Jy ! Component: 2550 - total flux cleaned = -0.000565408 Jy ! Component: 2600 - total flux cleaned = -0.000575457 Jy ! Component: 2650 - total flux cleaned = -0.00052576 Jy ! Component: 2700 - total flux cleaned = -0.000555337 Jy ! Component: 2750 - total flux cleaned = -0.000525809 Jy ! Component: 2800 - total flux cleaned = -0.000467068 Jy ! Component: 2850 - total flux cleaned = -0.000457396 Jy ! Component: 2900 - total flux cleaned = -0.000476783 Jy ! Component: 2950 - total flux cleaned = -0.000457491 Jy ! Component: 3000 - total flux cleaned = -0.000409523 Jy ! Component: 3050 - total flux cleaned = -0.000428645 Jy ! Component: 3100 - total flux cleaned = -0.000419182 Jy ! Component: 3150 - total flux cleaned = -0.000400208 Jy ! Component: 3200 - total flux cleaned = -0.000409643 Jy ! Component: 3250 - total flux cleaned = -0.000390906 Jy ! Component: 3300 - total flux cleaned = -0.000353644 Jy ! Component: 3350 - total flux cleaned = -0.000362921 Jy ! Component: 3400 - total flux cleaned = -0.000280045 Jy ! Component: 3450 - total flux cleaned = -0.000307624 Jy ! Component: 3500 - total flux cleaned = -0.000298481 Jy ! Component: 3550 - total flux cleaned = -0.000243929 Jy ! Component: 3600 - total flux cleaned = -0.000207676 Jy ! Component: 3650 - total flux cleaned = -0.000189695 Jy ! Component: 3700 - total flux cleaned = -0.000180793 Jy ! Component: 3750 - total flux cleaned = -0.000127232 Jy ! Component: 3800 - total flux cleaned = -0.000100625 Jy ! Component: 3850 - total flux cleaned = -0.000127149 Jy ! Component: 3900 - total flux cleaned = -9.19336e-05 Jy ! Component: 3950 - total flux cleaned = -7.44537e-05 Jy ! Component: 4000 - total flux cleaned = -5.69993e-05 Jy ! Component: 4050 - total flux cleaned = -8.30853e-05 Jy ! Total flux subtracted in 4096 components = -4.84786e-05 Jy ! Clean residual min=-0.000495 max=0.000542 Jy/beam ! Clean residual mean=-0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.229354 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 470 components and 0.229354 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0439-3017_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 3.152 at -8.404 degrees (North through East) ! Clean map min=-0.00080628 max=0.17591 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0439-3017_X_map.fits wmodel /vlbi/bp222/maps//J0439-3017_X_map.mod ! Writing 470 model components to file: /vlbi/bp222/maps//J0439-3017_X_map.mod wobs /vlbi/bp222/maps//J0439-3017_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0439-3017_X_uvs.fits wwins /vlbi/bp222/maps//J0439-3017_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J0439-3017_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.175914 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156654 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.267154 0.267154 0.534307 1.06861 2.13723 4.27446 8.54892 17.0978 34.1957 68.3913 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.175 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1122.95 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0439-3017_X_dfm.log closed on Thu Sep 27 10:47:25 2018