! Started logfile: /vlbi/uf001/uva//J1909+4834_X_dfm.log on Mon Jan 14 04:56:47 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//J1909+4834_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1909+4834_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.931034 visibilities/baseline/integration-bin. ! Found source: J1909+4834 ! ! 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 43740 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 J1909+4834_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 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006814Jy sigma=23.001709 ! Fit after self-cal, rms=0.936550Jy sigma=21.555912 ! 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=0.7479 mas, bmaj=1.135 mas, bpa=-13.45 degrees ! Estimated noise=0.344601 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 = 0.0456441 Jy ! Component: 100 - total flux cleaned = 0.0568849 Jy ! Total flux subtracted in 100 components = 0.0568849 Jy ! Clean residual min=-0.002921 max=0.005885 Jy/beam ! Clean residual mean=-0.000002 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.0568849 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0568849 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=0.073019Jy sigma=1.261677 ! Fit after self-cal, rms=0.072440Jy sigma=1.245962 ! Inverting map ! Added new window around map position (0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00638484 Jy ! Component: 100 - total flux cleaned = 0.0099976 Jy ! Total flux subtracted in 100 components = 0.0099976 Jy ! Clean residual min=-0.002797 max=0.003878 Jy/beam ! Clean residual mean=-0.000002 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.0668825 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0668825 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=0.071258Jy sigma=1.227290 ! Fit after self-cal, rms=0.071220Jy sigma=1.226357 ! Inverting map ! Added new window around map position (1.8, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372502 Jy ! Component: 100 - total flux cleaned = 0.00578303 Jy ! Total flux subtracted in 100 components = 0.00578303 Jy ! Clean residual min=-0.002629 max=0.002545 Jy/beam ! Clean residual mean=-0.000002 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.0726655 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0726655 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=0.070790Jy sigma=1.221334 ! Fit after self-cal, rms=0.070757Jy sigma=1.220574 ! 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=1.016 mas, bmaj=1.4 mas, bpa=-10.93 degrees ! Estimated noise=0.154733 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 = 0.0027276 Jy ! Component: 100 - total flux cleaned = 0.00437317 Jy ! Component: 150 - total flux cleaned = 0.00558169 Jy ! Component: 200 - total flux cleaned = 0.00648982 Jy ! Total flux subtracted in 200 components = 0.00648982 Jy ! Clean residual min=-0.002425 max=0.002345 Jy/beam ! Clean residual mean=-0.000000 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.0791554 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 39 components and 0.0791553 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=0.070459Jy sigma=1.218844 ! Fit after self-cal, rms=0.070446Jy sigma=1.218451 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.016 x 1.4 at -10.93 degrees (North through East) ! Clean map min=-0.0023979 max=0.058969 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.00 KP 1.01 ! LA 1.01 MK 1.02 NL 1.12 OV 0.98 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.00 KP 0.95 ! LA 1.01 MK 1.02 NL 1.16 OV 1.01 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 1.00 KP 1.04 ! LA 1.03 MK 1.08 NL 1.12 OV 0.99 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.00 KP 1.03 ! LA 1.02 MK 1.00 NL 1.13 OV 0.98 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.95 KP 1.05 ! LA 0.99 MK 0.99 NL 1.18 OV 0.98 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 1.00 ! LA 0.96 MK 1.00 NL 1.14 OV 1.05 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 1.00 KP 1.02 ! LA 0.98 MK 1.01 NL 1.13 OV 0.95 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.97 KP 1.01 ! LA 0.99 MK 1.00 NL 1.17 OV 1.02 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.96 KP 1.04 ! LA 1.00 MK 1.02 NL 1.16 OV 0.97 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.93 KP 0.97 ! LA 0.97 MK 1.04 NL 1.13 OV 0.98 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.98 KP 0.99 ! LA 1.02 MK 1.01 NL 1.11 OV 0.98 ! PT 0.94 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.95 KP 1.00 ! LA 0.99 MK 0.92 NL 1.11 OV 0.99 ! PT 0.93 SC 1.00 ! ! ! Fit before self-cal, rms=0.070446Jy sigma=1.218451 ! Fit after self-cal, rms=0.070455Jy sigma=1.212801 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=1.391 mas, bpa=-10.29 degrees ! Estimated noise=0.157648 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 = 0.00154928 Jy ! Component: 100 - total flux cleaned = 0.001908 Jy ! Component: 150 - total flux cleaned = 0.00201878 Jy ! Component: 200 - total flux cleaned = 0.00206878 Jy ! Total flux subtracted in 200 components = 0.00206878 Jy ! Clean residual min=-0.002422 max=0.002004 Jy/beam ! Clean residual mean=-0.000004 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.0812241 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 57 components and 0.0812241 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=0.070330Jy sigma=1.212699 ! Fit after self-cal, rms=0.070322Jy sigma=1.212428 ! 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=0.070322Jy sigma=1.212428 ! Fit after self-cal, rms=0.056088Jy sigma=1.190765 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=1.397 mas, bpa=-10.35 degrees ! Estimated noise=0.156656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000295474 Jy ! Component: 100 - total flux cleaned = 0.000267375 Jy ! Component: 150 - total flux cleaned = 0.000143335 Jy ! Component: 200 - total flux cleaned = 5.37652e-05 Jy ! Total flux subtracted in 200 components = 5.37652e-05 Jy ! Clean residual min=-0.000844 max=0.001357 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0812779 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.0812779 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=0.056065Jy sigma=1.190308 ! Fit after self-cal, rms=0.056042Jy sigma=1.189602 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, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114455 Jy ! Component: 100 - total flux cleaned = 0.0015349 Jy ! Component: 150 - total flux cleaned = 0.00162229 Jy ! Component: 200 - total flux cleaned = 0.00167864 Jy ! Total flux subtracted in 200 components = 0.00167864 Jy ! Clean residual min=-0.000771 max=0.001120 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0829565 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.0829565 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=0.056018Jy sigma=1.189046 ! Fit after self-cal, rms=0.056014Jy sigma=1.188974 ! Inverting map ! Added new window around map position (4.6, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00095709 Jy ! Component: 100 - total flux cleaned = 0.00137619 Jy ! Component: 150 - total flux cleaned = 0.00150988 Jy ! Component: 200 - total flux cleaned = 0.00158944 Jy ! Total flux subtracted in 200 components = 0.00158944 Jy ! Clean residual min=-0.000797 max=0.000780 Jy/beam ! Clean residual mean=-0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.084546 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.0845459 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=0.055995Jy sigma=1.188587 ! Fit after self-cal, rms=0.055994Jy sigma=1.188546 ! Inverting map ! Added new window around map position (-14.2, -25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000580806 Jy ! Component: 100 - total flux cleaned = 0.000829376 Jy ! Component: 150 - total flux cleaned = 0.00100798 Jy ! Component: 200 - total flux cleaned = 0.00112039 Jy ! Total flux subtracted in 200 components = 0.00112039 Jy ! Clean residual min=-0.000766 max=0.000767 Jy/beam ! Clean residual mean=-0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0856663 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 114 components and 0.0856663 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=0.055983Jy sigma=1.188338 ! Fit after self-cal, rms=0.055981Jy sigma=1.188323 ! Inverting map ! Added new window around map position (-49, -16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000301268 Jy ! Component: 100 - total flux cleaned = 0.000461894 Jy ! Component: 150 - total flux cleaned = 0.000517304 Jy ! Component: 200 - total flux cleaned = 0.000530094 Jy ! Total flux subtracted in 200 components = 0.000530094 Jy ! Clean residual min=-0.000743 max=0.000723 Jy/beam ! Clean residual mean=-0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0861964 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 128 components and 0.0861964 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=0.055970Jy sigma=1.188088 ! Fit after self-cal, rms=0.055968Jy sigma=1.188068 ! 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=0.055968Jy sigma=1.188068 ! Fit after self-cal, rms=0.055904Jy sigma=1.187954 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.399 mas, bpa=-10.14 degrees ! Estimated noise=0.156638 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237056 Jy ! Component: 100 - total flux cleaned = 0.000327576 Jy ! Component: 150 - total flux cleaned = 0.000386894 Jy ! Component: 200 - total flux cleaned = 0.000398284 Jy ! Total flux subtracted in 200 components = 0.000398284 Jy ! Clean residual min=-0.000688 max=0.000714 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0865947 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 139 components and 0.0865947 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=0.055899Jy sigma=1.187841 ! Fit after self-cal, rms=0.055898Jy sigma=1.187833 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 (-37.2, 45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000577032 Jy ! Component: 100 - total flux cleaned = 0.000632001 Jy ! Component: 150 - total flux cleaned = 0.000680388 Jy ! Component: 200 - total flux cleaned = 0.000748141 Jy ! Total flux subtracted in 200 components = 0.000748141 Jy ! Clean residual min=-0.000676 max=0.000646 Jy/beam ! Clean residual mean=-0.000001 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0873429 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 151 components and 0.0873429 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=0.055888Jy sigma=1.187662 ! Fit after self-cal, rms=0.055886Jy sigma=1.187649 ! 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=0.055886Jy sigma=1.187649 ! Fit after self-cal, rms=0.055894Jy sigma=1.187633 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.295 mas, bmaj=2.47 mas, bpa=-16.57 degrees ! Estimated noise=0.200635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000359687 Jy ! Component: 100 - total flux cleaned = 0.000506297 Jy ! Component: 150 - total flux cleaned = 0.000552321 Jy ! Component: 200 - total flux cleaned = 0.000577222 Jy ! Total flux subtracted in 200 components = 0.000577222 Jy ! Clean residual min=-0.000726 max=0.000736 Jy/beam ! Clean residual mean=-0.000004 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0879201 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 171 components and 0.0879201 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=0.055891Jy sigma=1.187590 ! Fit after self-cal, rms=0.055891Jy sigma=1.187584 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132335 Jy ! Component: 100 - total flux cleaned = 0.000154706 Jy ! Component: 150 - total flux cleaned = 0.000182075 Jy ! Component: 200 - total flux cleaned = 0.000207367 Jy ! Total flux subtracted in 200 components = 0.000207367 Jy ! Clean residual min=-0.000713 max=0.000722 Jy/beam ! Clean residual mean=-0.000004 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0881275 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 186 components and 0.0881275 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=0.055890Jy sigma=1.187570 ! Fit after self-cal, rms=0.055890Jy sigma=1.187564 ! 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=1.002 mas, bmaj=1.4 mas, bpa=-10.15 degrees ! Estimated noise=0.156662 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.002 x 1.4 at -10.15 degrees (North through East) ! Clean map min=-0.00060141 max=0.05944 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=0.7415 mas, bmaj=1.135 mas, bpa=-12.97 degrees ! Estimated noise=0.345879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.046082 Jy ! Component: 100 - total flux cleaned = 0.0599425 Jy ! Component: 150 - total flux cleaned = 0.0665761 Jy ! Component: 200 - total flux cleaned = 0.0705551 Jy ! Total flux subtracted in 200 components = 0.0705551 Jy ! Clean residual min=-0.002021 max=0.002218 Jy/beam ! Clean residual mean=-0.000002 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.0705551 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0705551 Jy ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=1.4 mas, bpa=-10.15 degrees ! Estimated noise=0.156662 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 = 0.00362308 Jy ! Component: 100 - total flux cleaned = 0.00564987 Jy ! Component: 150 - total flux cleaned = 0.00719303 Jy ! Component: 200 - total flux cleaned = 0.00845916 Jy ! Total flux subtracted in 200 components = 0.00845916 Jy ! Clean residual min=-0.000863 max=0.000936 Jy/beam ! Clean residual mean=0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0790142 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 42 components and 0.0790142 Jy ! Inverting map ! Added new window around map position (2.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110143 Jy ! Component: 100 - total flux cleaned = 0.00204504 Jy ! Component: 150 - total flux cleaned = 0.00288038 Jy ! Component: 200 - total flux cleaned = 0.00353986 Jy ! Total flux subtracted in 200 components = 0.00353986 Jy ! Clean residual min=-0.000801 max=0.000718 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0825541 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 67 components and 0.0825541 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=2.295 mas, bmaj=2.47 mas, bpa=-16.57 degrees ! Estimated noise=0.200635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109213 Jy ! Component: 100 - total flux cleaned = 0.00186532 Jy ! Component: 150 - total flux cleaned = 0.00248399 Jy ! Component: 200 - total flux cleaned = 0.00295053 Jy ! Total flux subtracted in 200 components = 0.00295053 Jy ! Clean residual min=-0.000815 max=0.000822 Jy/beam ! Clean residual mean=-0.000003 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0855046 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 = 0.000372516 Jy ! Component: 100 - total flux cleaned = 0.000671651 Jy ! Component: 150 - total flux cleaned = 0.000896493 Jy ! Component: 200 - total flux cleaned = 0.00111463 Jy ! Total flux subtracted in 200 components = 0.00111463 Jy ! Clean residual min=-0.000768 max=0.000805 Jy/beam ! Clean residual mean=-0.000003 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0866192 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 119 components and 0.0866192 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=1.4 mas, bpa=-10.15 degrees ! Estimated noise=0.156662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.62731e-05 Jy ! Component: 100 - total flux cleaned = 7.13199e-05 Jy ! Component: 150 - total flux cleaned = 0.000143165 Jy ! Component: 200 - total flux cleaned = 0.000197293 Jy ! Total flux subtracted in 200 components = 0.000197293 Jy ! Clean residual min=-0.000692 max=0.000656 Jy/beam ! Clean residual mean=-0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0868165 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 142 components and 0.0868165 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=0.055897Jy sigma=1.187748 ! Fit after self-cal, rms=0.055895Jy sigma=1.187687 wmodel J1909+4834_X_map.mod ! Writing 142 model components to file: J1909+4834_X_map.mod wobs J1909+4834_X_uvs.fits ! Writing UV FITS file: J1909+4834_X_uvs.fits wwins J1909+4834_X_map.win ! wwins: Wrote 9 windows to J1909+4834_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 = -9.09999e-05 Jy ! Component: 100 - total flux cleaned = -6.77935e-05 Jy ! Component: 150 - total flux cleaned = -6.77993e-05 Jy ! Component: 200 - total flux cleaned = -7.84332e-05 Jy ! Component: 250 - total flux cleaned = -8.89571e-05 Jy ! Component: 300 - total flux cleaned = -6.8031e-05 Jy ! Component: 350 - total flux cleaned = -7.82321e-05 Jy ! Component: 400 - total flux cleaned = -0.000108338 Jy ! Component: 450 - total flux cleaned = -8.85805e-05 Jy ! Component: 500 - total flux cleaned = -0.000117851 Jy ! Component: 550 - total flux cleaned = -0.000127361 Jy ! Component: 600 - total flux cleaned = -0.000146054 Jy ! Component: 650 - total flux cleaned = -0.000108921 Jy ! Component: 700 - total flux cleaned = -0.000118369 Jy ! Component: 750 - total flux cleaned = -0.000118567 Jy ! Component: 800 - total flux cleaned = -0.000145435 Jy ! Component: 850 - total flux cleaned = -0.000118864 Jy ! Component: 900 - total flux cleaned = -0.000136536 Jy ! Component: 950 - total flux cleaned = -0.000145254 Jy ! Component: 1000 - total flux cleaned = -0.000162422 Jy ! Component: 1050 - total flux cleaned = -0.000145413 Jy ! Component: 1100 - total flux cleaned = -0.000145516 Jy ! Component: 1150 - total flux cleaned = -0.00014566 Jy ! Component: 1200 - total flux cleaned = -0.000162307 Jy ! Component: 1250 - total flux cleaned = -0.000145931 Jy ! Component: 1300 - total flux cleaned = -0.000162261 Jy ! Component: 1350 - total flux cleaned = -0.000154179 Jy ! Component: 1400 - total flux cleaned = -0.000161982 Jy ! Component: 1450 - total flux cleaned = -0.000122241 Jy ! Component: 1500 - total flux cleaned = -0.000106444 Jy ! Component: 1550 - total flux cleaned = -8.30351e-05 Jy ! Component: 1600 - total flux cleaned = -5.97977e-05 Jy ! Component: 1650 - total flux cleaned = -2.91147e-05 Jy ! Component: 1700 - total flux cleaned = -3.68644e-05 Jy ! Component: 1750 - total flux cleaned = -2.93463e-05 Jy ! Component: 1800 - total flux cleaned = -6.79843e-06 Jy ! Component: 1850 - total flux cleaned = 1.56144e-05 Jy ! Component: 1900 - total flux cleaned = 1.54876e-05 Jy ! Component: 1950 - total flux cleaned = 2.27411e-05 Jy ! Component: 2000 - total flux cleaned = -1.38036e-05 Jy ! Component: 2050 - total flux cleaned = 3.71378e-05 Jy ! Component: 2100 - total flux cleaned = 8.22891e-06 Jy ! Component: 2150 - total flux cleaned = 2.26035e-05 Jy ! Component: 2200 - total flux cleaned = 5.10115e-05 Jy ! Component: 2250 - total flux cleaned = 2.27377e-05 Jy ! Component: 2300 - total flux cleaned = 1.55828e-05 Jy ! Component: 2350 - total flux cleaned = 4.3514e-05 Jy ! Component: 2400 - total flux cleaned = 4.34791e-05 Jy ! Component: 2450 - total flux cleaned = 6.41522e-05 Jy ! Component: 2500 - total flux cleaned = 3.67798e-05 Jy ! Component: 2550 - total flux cleaned = 5.72544e-05 Jy ! Component: 2600 - total flux cleaned = 8.43873e-05 Jy ! Component: 2650 - total flux cleaned = 9.11044e-05 Jy ! Component: 2700 - total flux cleaned = 0.000117905 Jy ! Component: 2750 - total flux cleaned = 0.000131253 Jy ! Component: 2800 - total flux cleaned = 0.000104767 Jy ! Component: 2850 - total flux cleaned = 0.000137727 Jy ! Component: 2900 - total flux cleaned = 0.000144286 Jy ! Component: 2950 - total flux cleaned = 0.000176876 Jy ! Component: 3000 - total flux cleaned = 0.000196283 Jy ! Component: 3050 - total flux cleaned = 0.00021564 Jy ! Component: 3100 - total flux cleaned = 0.000209186 Jy ! Component: 3150 - total flux cleaned = 0.000215571 Jy ! Component: 3200 - total flux cleaned = 0.000221992 Jy ! Component: 3250 - total flux cleaned = 0.000259888 Jy ! Component: 3300 - total flux cleaned = 0.0002851 Jy ! Component: 3350 - total flux cleaned = 0.000291277 Jy ! Component: 3400 - total flux cleaned = 0.000297537 Jy ! Component: 3450 - total flux cleaned = 0.000297519 Jy ! Component: 3500 - total flux cleaned = 0.000328378 Jy ! Component: 3550 - total flux cleaned = 0.000352882 Jy ! Component: 3600 - total flux cleaned = 0.000365091 Jy ! Component: 3650 - total flux cleaned = 0.000395432 Jy ! Component: 3700 - total flux cleaned = 0.000401433 Jy ! Component: 3750 - total flux cleaned = 0.000395434 Jy ! Component: 3800 - total flux cleaned = 0.000425393 Jy ! Component: 3850 - total flux cleaned = 0.000419438 Jy ! Component: 3900 - total flux cleaned = 0.000431319 Jy ! Component: 3950 - total flux cleaned = 0.000425411 Jy ! Component: 4000 - total flux cleaned = 0.000443069 Jy ! Component: 4050 - total flux cleaned = 0.000454778 Jy ! Total flux subtracted in 4096 components = 0.000478171 Jy ! Clean residual min=-0.000408 max=0.000339 Jy/beam ! Clean residual mean=-0.000001 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0872947 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 467 components and 0.0872946 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1909+4834_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.002 x 1.4 at -10.15 degrees (North through East) ! Clean map min=-0.00052869 max=0.059499 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1909+4834_X_map.fits wmodel /vlbi/uf001/uva//J1909+4834_X_map.mod ! Writing 467 model components to file: /vlbi/uf001/uva//J1909+4834_X_map.mod wobs /vlbi/uf001/uva//J1909+4834_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1909+4834_X_uvs.fits wwins /vlbi/uf001/uva//J1909+4834_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1909+4834_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0594988 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.99996e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.50421 0.50421 1.00842 2.01684 4.03368 8.06736 16.1347 32.2694 64.5389 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.059 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 594.99 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1909+4834_X_dfm.log closed on Mon Jan 14 04:56:54 2019