! Started logfile: /vlbi/uf001/uva//J1656+5321_X_dfm.log on Mon Jan 14 03:57:27 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//J1656+5321_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1656+5321_X_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993254 visibilities/baseline/integration-bin. ! Found source: J1656+5321 ! ! 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 30036 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 J1656+5321_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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003250Jy sigma=24.472769 ! Fit after self-cal, rms=0.942701Jy sigma=22.979867 ! 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=0.7691 mas, bmaj=1.051 mas, bpa=-7.04 degrees ! Estimated noise=0.313916 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 = 0.0437181 Jy ! Component: 100 - total flux cleaned = 0.0555817 Jy ! Total flux subtracted in 100 components = 0.0555817 Jy ! Clean residual min=-0.002573 max=0.005018 Jy/beam ! Clean residual mean=-0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0555817 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0555817 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=0.054992Jy sigma=1.282622 ! Fit after self-cal, rms=0.053888Jy sigma=1.255998 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00639452 Jy ! Component: 100 - total flux cleaned = 0.00929479 Jy ! Total flux subtracted in 100 components = 0.00929479 Jy ! Clean residual min=-0.002320 max=0.002784 Jy/beam ! Clean residual mean=-0.000002 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.0648765 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.0648765 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=0.053152Jy sigma=1.237281 ! Fit after self-cal, rms=0.053151Jy sigma=1.237030 ! 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=0.9997 mas, bmaj=1.323 mas, bpa=-6.03 degrees ! Estimated noise=0.182935 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, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313657 Jy ! Component: 100 - total flux cleaned = 0.00487132 Jy ! Component: 150 - total flux cleaned = 0.00609526 Jy ! Component: 200 - total flux cleaned = 0.00665578 Jy ! Total flux subtracted in 200 components = 0.00665578 Jy ! Clean residual min=-0.001428 max=0.002266 Jy/beam ! Clean residual mean=-0.000005 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0715323 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.0715323 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=0.052966Jy sigma=1.231742 ! Fit after self-cal, rms=0.052935Jy sigma=1.231059 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9997 x 1.323 at -6.03 degrees (North through East) ! Clean map min=-0.0013296 max=0.058397 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 0.90 KP 1.01 ! LA 1.01 MK 1.08 NL 1.12 OV 0.93 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.95 KP 1.01 ! LA 1.01 MK 1.06 NL 1.09 OV 0.96 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.93 KP 1.05 ! LA 0.99 MK 0.98 NL 1.09 OV 0.91 ! PT 0.87 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.99 KP 1.02 ! LA 1.00 MK 1.02 NL 1.12 OV 0.92 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.01 KP 1.02 ! LA 1.02 MK 1.03 NL 1.11 OV 0.93 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.98 KP 1.05 ! LA 1.01 MK 0.97 NL 1.18 OV 0.93 ! PT 0.92 SC 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.96 KP 1.02 ! LA 1.02 MK 1.02 NL 1.10 OV 0.91 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HN 1.01 KP 1.05 ! LA 1.00 MK 1.02 NL 1.08 OV 0.90 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.92 KP 1.09 ! LA 1.02 MK 1.05 NL 1.09 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.03 KP 1.07 ! LA 0.98 MK 1.01 NL 1.05 OV 0.92 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.94 KP 1.00 ! LA 0.98 MK 0.98 NL 1.11 OV 0.87 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.02 KP 1.01 ! LA 1.01 MK 0.97 NL 1.11 OV 0.88 ! PT 0.89 SC 0.94 ! ! ! Fit before self-cal, rms=0.052935Jy sigma=1.231059 ! Fit after self-cal, rms=0.052084Jy sigma=1.223105 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9956 mas, bmaj=1.319 mas, bpa=-5.15 degrees ! Estimated noise=0.181655 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 = 0.000514318 Jy ! Component: 100 - total flux cleaned = 0.000453485 Jy ! Component: 150 - total flux cleaned = 0.000403657 Jy ! Component: 200 - total flux cleaned = 0.000361546 Jy ! Total flux subtracted in 200 components = 0.000361546 Jy ! Clean residual min=-0.001053 max=0.001012 Jy/beam ! Clean residual mean=-0.000004 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0718938 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 0.0718938 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=0.052065Jy sigma=1.222717 ! Fit after self-cal, rms=0.052104Jy sigma=1.222340 ! 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=0.052104Jy sigma=1.222340 ! Fit after self-cal, rms=0.052531Jy sigma=1.216633 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9931 mas, bmaj=1.321 mas, bpa=-5.815 degrees ! Estimated noise=0.181887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.62365e-05 Jy ! Component: 100 - total flux cleaned = -0.000152351 Jy ! Component: 150 - total flux cleaned = -0.000129555 Jy ! Component: 200 - total flux cleaned = -0.00010997 Jy ! Total flux subtracted in 200 components = -0.00010997 Jy ! Clean residual min=-0.000882 max=0.000962 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0717839 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 0.0717839 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=0.052524Jy sigma=1.216479 ! Fit after self-cal, rms=0.052554Jy sigma=1.216250 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 (39.2, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000830399 Jy ! Component: 100 - total flux cleaned = 0.000937869 Jy ! Component: 150 - total flux cleaned = 0.000889218 Jy ! Component: 200 - total flux cleaned = 0.000834148 Jy ! Total flux subtracted in 200 components = 0.000834148 Jy ! Clean residual min=-0.000849 max=0.000950 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.072618 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 83 components and 0.072618 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=0.052534Jy sigma=1.215819 ! Fit after self-cal, rms=0.052534Jy sigma=1.215778 ! Inverting map ! Added new window around map position (39.2, -35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000576983 Jy ! Component: 100 - total flux cleaned = 0.000685881 Jy ! Component: 150 - total flux cleaned = 0.000762153 Jy ! Component: 200 - total flux cleaned = 0.000748339 Jy ! Total flux subtracted in 200 components = 0.000748339 Jy ! Clean residual min=-0.000845 max=0.000873 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0733664 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 102 components and 0.0733663 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=0.052518Jy sigma=1.215415 ! Fit after self-cal, rms=0.052518Jy sigma=1.215387 ! Inverting map ! Added new window around map position (31.2, 9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000700823 Jy ! Component: 100 - total flux cleaned = 0.000920802 Jy ! Component: 150 - total flux cleaned = 0.00099401 Jy ! Component: 200 - total flux cleaned = 0.00102128 Jy ! Total flux subtracted in 200 components = 0.00102128 Jy ! Clean residual min=-0.000838 max=0.000867 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0743876 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 114 components and 0.0743876 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=0.052504Jy sigma=1.215038 ! Fit after self-cal, rms=0.052503Jy sigma=1.215019 ! Inverting map ! Added new window around map position (-23, -21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000173528 Jy ! Component: 100 - total flux cleaned = 0.000115802 Jy ! Component: 150 - total flux cleaned = 0.000165734 Jy ! Component: 200 - total flux cleaned = 0.000242454 Jy ! Total flux subtracted in 200 components = 0.000242454 Jy ! Clean residual min=-0.000838 max=0.000793 Jy/beam ! Clean residual mean=-0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0746301 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 0.0746301 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=0.052486Jy sigma=1.214624 ! Fit after self-cal, rms=0.052483Jy sigma=1.214598 ! 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=0.052483Jy sigma=1.214598 ! Fit after self-cal, rms=0.052386Jy sigma=1.214442 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9936 mas, bmaj=1.32 mas, bpa=-5.847 degrees ! Estimated noise=0.181543 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.2375e-05 Jy ! Component: 100 - total flux cleaned = 0.000161857 Jy ! Component: 150 - total flux cleaned = 0.000281078 Jy ! Component: 200 - total flux cleaned = 0.000323703 Jy ! Total flux subtracted in 200 components = 0.000323703 Jy ! Clean residual min=-0.000831 max=0.000843 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0749538 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 134 components and 0.0749538 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=0.052377Jy sigma=1.214234 ! Fit after self-cal, rms=0.052380Jy sigma=1.214224 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 (12.8, 47). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000332355 Jy ! Component: 100 - total flux cleaned = 0.000142068 Jy ! Component: 150 - total flux cleaned = 8.23695e-05 Jy ! Component: 200 - total flux cleaned = 6.80936e-05 Jy ! Total flux subtracted in 200 components = 6.80936e-05 Jy ! Clean residual min=-0.000828 max=0.000800 Jy/beam ! Clean residual mean=-0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0750219 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 155 components and 0.0750219 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=0.052365Jy sigma=1.213913 ! Fit after self-cal, rms=0.052364Jy sigma=1.213891 ! 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=0.052364Jy sigma=1.213891 ! Fit after self-cal, rms=0.052327Jy sigma=1.213867 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.307 mas, bmaj=2.392 mas, bpa=3.914 degrees ! Estimated noise=0.232203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.22893e-05 Jy ! Component: 100 - total flux cleaned = 0.000275478 Jy ! Component: 150 - total flux cleaned = 0.000475933 Jy ! Component: 200 - total flux cleaned = 0.000630786 Jy ! Total flux subtracted in 200 components = 0.000630786 Jy ! Clean residual min=-0.000920 max=0.000886 Jy/beam ! Clean residual mean=-0.000002 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0756527 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 174 components and 0.0756527 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=0.052324Jy sigma=1.213802 ! Fit after self-cal, rms=0.052324Jy sigma=1.213794 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 = 0.000113853 Jy ! Component: 100 - total flux cleaned = 0.000190078 Jy ! Component: 150 - total flux cleaned = 0.000244327 Jy ! Component: 200 - total flux cleaned = 0.000270103 Jy ! Total flux subtracted in 200 components = 0.000270103 Jy ! Clean residual min=-0.000913 max=0.000885 Jy/beam ! Clean residual mean=-0.000002 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0759228 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 186 components and 0.0759228 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=0.052323Jy sigma=1.213757 ! Fit after self-cal, rms=0.052323Jy sigma=1.213758 ! 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=0.9941 mas, bmaj=1.32 mas, bpa=-5.829 degrees ! Estimated noise=0.181439 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9941 x 1.32 at -5.829 degrees (North through East) ! Clean map min=-0.00087938 max=0.058053 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=0.7658 mas, bmaj=1.047 mas, bpa=-6.594 degrees ! Estimated noise=0.31053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0439163 Jy ! Component: 100 - total flux cleaned = 0.0567261 Jy ! Component: 150 - total flux cleaned = 0.0624758 Jy ! Component: 200 - total flux cleaned = 0.0655777 Jy ! Total flux subtracted in 200 components = 0.0655777 Jy ! Clean residual min=-0.001852 max=0.002109 Jy/beam ! Clean residual mean=-0.000000 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0655777 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 0.0655777 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9941 mas, bmaj=1.32 mas, bpa=-5.829 degrees ! Estimated noise=0.181439 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 = 0.0021634 Jy ! Component: 100 - total flux cleaned = 0.00370642 Jy ! Component: 150 - total flux cleaned = 0.00478658 Jy ! Component: 200 - total flux cleaned = 0.00568114 Jy ! Total flux subtracted in 200 components = 0.00568114 Jy ! Clean residual min=-0.000913 max=0.000865 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0712588 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 41 components and 0.0712588 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=2.307 mas, bmaj=2.392 mas, bpa=3.914 degrees ! Estimated noise=0.232203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131353 Jy ! Component: 100 - total flux cleaned = 0.00220958 Jy ! Component: 150 - total flux cleaned = 0.00275462 Jy ! Component: 200 - total flux cleaned = 0.00305057 Jy ! Total flux subtracted in 200 components = 0.00305057 Jy ! Clean residual min=-0.000975 max=0.000938 Jy/beam ! Clean residual mean=-0.000003 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0743094 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 = 0.000264329 Jy ! Component: 100 - total flux cleaned = 0.00052279 Jy ! Component: 150 - total flux cleaned = 0.000703676 Jy ! Component: 200 - total flux cleaned = 0.000902779 Jy ! Total flux subtracted in 200 components = 0.000902779 Jy ! Clean residual min=-0.000947 max=0.000927 Jy/beam ! Clean residual mean=-0.000003 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0752121 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 87 components and 0.0752121 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9941 mas, bmaj=1.32 mas, bpa=-5.829 degrees ! Estimated noise=0.181439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.41283e-05 Jy ! Component: 100 - total flux cleaned = 6.10397e-05 Jy ! Component: 150 - total flux cleaned = 1.42191e-05 Jy ! Component: 200 - total flux cleaned = 1.41641e-05 Jy ! Total flux subtracted in 200 components = 1.41641e-05 Jy ! Clean residual min=-0.000846 max=0.000789 Jy/beam ! Clean residual mean=-0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0752263 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.0752263 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=0.052360Jy sigma=1.214624 ! Fit after self-cal, rms=0.052356Jy sigma=1.214520 wmodel J1656+5321_X_map.mod ! Writing 107 model components to file: J1656+5321_X_map.mod wobs J1656+5321_X_uvs.fits ! Writing UV FITS file: J1656+5321_X_uvs.fits wwins J1656+5321_X_map.win ! wwins: Wrote 7 windows to J1656+5321_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 = -0.000265528 Jy ! Component: 100 - total flux cleaned = -0.000396749 Jy ! Component: 150 - total flux cleaned = -0.000509244 Jy ! Component: 200 - total flux cleaned = -0.000645579 Jy ! Component: 250 - total flux cleaned = -0.000672269 Jy ! Component: 300 - total flux cleaned = -0.000763899 Jy ! Component: 350 - total flux cleaned = -0.000789498 Jy ! Component: 400 - total flux cleaned = -0.000814777 Jy ! Component: 450 - total flux cleaned = -0.00082727 Jy ! Component: 500 - total flux cleaned = -0.000851743 Jy ! Component: 550 - total flux cleaned = -0.000887735 Jy ! Component: 600 - total flux cleaned = -0.000863595 Jy ! Component: 650 - total flux cleaned = -0.000875435 Jy ! Component: 700 - total flux cleaned = -0.000887108 Jy ! Component: 750 - total flux cleaned = -0.000910233 Jy ! Component: 800 - total flux cleaned = -0.000842043 Jy ! Component: 850 - total flux cleaned = -0.000887303 Jy ! Component: 900 - total flux cleaned = -0.000853902 Jy ! Component: 950 - total flux cleaned = -0.000875935 Jy ! Component: 1000 - total flux cleaned = -0.000843028 Jy ! Component: 1050 - total flux cleaned = -0.000821338 Jy ! Component: 1100 - total flux cleaned = -0.000821465 Jy ! Component: 1150 - total flux cleaned = -0.000811011 Jy ! Component: 1200 - total flux cleaned = -0.000800556 Jy ! Component: 1250 - total flux cleaned = -0.000811062 Jy ! Component: 1300 - total flux cleaned = -0.000800693 Jy ! Component: 1350 - total flux cleaned = -0.000831605 Jy ! Component: 1400 - total flux cleaned = -0.000821345 Jy ! Component: 1450 - total flux cleaned = -0.00077041 Jy ! Component: 1500 - total flux cleaned = -0.00079073 Jy ! Component: 1550 - total flux cleaned = -0.000810866 Jy ! Component: 1600 - total flux cleaned = -0.000800903 Jy ! Component: 1650 - total flux cleaned = -0.000820705 Jy ! Component: 1700 - total flux cleaned = -0.000781264 Jy ! Component: 1750 - total flux cleaned = -0.000781286 Jy ! Component: 1800 - total flux cleaned = -0.000752218 Jy ! Component: 1850 - total flux cleaned = -0.000732839 Jy ! Component: 1900 - total flux cleaned = -0.000771197 Jy ! Component: 1950 - total flux cleaned = -0.000742498 Jy ! Component: 2000 - total flux cleaned = -0.000704604 Jy ! Component: 2050 - total flux cleaned = -0.00075184 Jy ! Component: 2100 - total flux cleaned = -0.000676771 Jy ! Component: 2150 - total flux cleaned = -0.000686111 Jy ! Component: 2200 - total flux cleaned = -0.000667507 Jy ! Component: 2250 - total flux cleaned = -0.000676655 Jy ! Component: 2300 - total flux cleaned = -0.000612369 Jy ! Component: 2350 - total flux cleaned = -0.00055747 Jy ! Component: 2400 - total flux cleaned = -0.000566559 Jy ! Component: 2450 - total flux cleaned = -0.000539461 Jy ! Component: 2500 - total flux cleaned = -0.000512502 Jy ! Component: 2550 - total flux cleaned = -0.000440815 Jy ! Component: 2600 - total flux cleaned = -0.000440781 Jy ! Component: 2650 - total flux cleaned = -0.000449679 Jy ! Component: 2700 - total flux cleaned = -0.000405565 Jy ! Component: 2750 - total flux cleaned = -0.000361689 Jy ! Component: 2800 - total flux cleaned = -0.000344128 Jy ! Component: 2850 - total flux cleaned = -0.000326684 Jy ! Component: 2900 - total flux cleaned = -0.00033535 Jy ! Component: 2950 - total flux cleaned = -0.000326815 Jy ! Component: 3000 - total flux cleaned = -0.000292403 Jy ! Component: 3050 - total flux cleaned = -0.000275322 Jy ! Component: 3100 - total flux cleaned = -0.000258302 Jy ! Component: 3150 - total flux cleaned = -0.000215879 Jy ! Component: 3200 - total flux cleaned = -0.000241173 Jy ! Component: 3250 - total flux cleaned = -0.000215994 Jy ! Component: 3300 - total flux cleaned = -0.000207603 Jy ! Component: 3350 - total flux cleaned = -0.00016594 Jy ! Component: 3400 - total flux cleaned = -0.000174212 Jy ! Component: 3450 - total flux cleaned = -0.000190704 Jy ! Component: 3500 - total flux cleaned = -0.000149507 Jy ! Component: 3550 - total flux cleaned = -0.00014134 Jy ! Component: 3600 - total flux cleaned = -0.000133176 Jy ! Component: 3650 - total flux cleaned = -0.000100685 Jy ! Component: 3700 - total flux cleaned = -0.000100741 Jy ! Component: 3750 - total flux cleaned = -7.65667e-05 Jy ! Component: 3800 - total flux cleaned = -6.85006e-05 Jy ! Component: 3850 - total flux cleaned = -6.0469e-05 Jy ! Component: 3900 - total flux cleaned = -8.43792e-05 Jy ! Component: 3950 - total flux cleaned = -0.000108255 Jy ! Component: 4000 - total flux cleaned = -0.000124121 Jy ! Component: 4050 - total flux cleaned = -6.09593e-05 Jy ! Total flux subtracted in 4096 components = -8.45638e-05 Jy ! Clean residual min=-0.000476 max=0.000494 Jy/beam ! Clean residual mean=0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0751417 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 453 components and 0.0751417 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1656+5321_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9941 x 1.32 at -5.829 degrees (North through East) ! Clean map min=-0.00076675 max=0.05794 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1656+5321_X_map.fits wmodel /vlbi/uf001/uva//J1656+5321_X_map.mod ! Writing 453 model components to file: /vlbi/uf001/uva//J1656+5321_X_map.mod wobs /vlbi/uf001/uva//J1656+5321_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1656+5321_X_uvs.fits wwins /vlbi/uf001/uva//J1656+5321_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1656+5321_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0579397 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000133044 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.688877 0.688877 1.37775 2.75551 5.51101 11.022 22.0441 44.0881 88.1762 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.057 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 435.491 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1656+5321_X_dfm.log closed on Mon Jan 14 03:57:33 2019