! Started logfile: /image_prod/ug002_uva//J0906+4952_X_dfm.log on Wed Mar 4 22:48:09 2020 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 /image_prod/ug002_uva//J0906+4952_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0906+4952_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0906+4952 ! ! 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 121 lines of history. ! ! Reading 20160 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 J0906+4952_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. ! ! 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=1.002347Jy sigma=9.977167 ! Fit after self-cal, rms=0.971260Jy sigma=9.667427 ! 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=0.8982 mas, bmaj=1.604 mas, bpa=34.1 degrees ! Estimated noise=1.06443 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 = 0.0231093 Jy ! Component: 100 - total flux cleaned = 0.0283137 Jy ! Total flux subtracted in 100 components = 0.0283137 Jy ! Clean residual min=-0.002610 max=0.002967 Jy/beam ! Clean residual mean=0.000005 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.0283137 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0283137 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=0.050023Jy sigma=0.465930 ! Fit after self-cal, rms=0.048205Jy sigma=0.448045 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00404994 Jy ! Component: 100 - total flux cleaned = 0.00566805 Jy ! Total flux subtracted in 100 components = 0.00566805 Jy ! Clean residual min=-0.002566 max=0.002559 Jy/beam ! Clean residual mean=0.000003 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0339817 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0339817 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=0.047906Jy sigma=0.445014 ! Fit after self-cal, rms=0.047906Jy sigma=0.444940 ! 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=1.138 mas, bmaj=1.732 mas, bpa=33.06 degrees ! Estimated noise=0.508345 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 = 0.000518594 Jy ! Component: 100 - total flux cleaned = 0.000654259 Jy ! Component: 150 - total flux cleaned = 0.000766043 Jy ! Component: 200 - total flux cleaned = 0.000844497 Jy ! Total flux subtracted in 200 components = 0.000844497 Jy ! Clean residual min=-0.001115 max=0.001174 Jy/beam ! Clean residual mean=0.000005 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0348262 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.0348262 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=0.047878Jy sigma=0.444687 ! Fit after self-cal, rms=0.047867Jy sigma=0.444619 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.138 x 1.732 at 33.06 degrees (North through East) ! Clean map min=-0.0010679 max=0.032925 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 1.02 KP 1.10 ! NL 0.97 OV 1.01 PT 0.97 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.97 KP 0.98 ! NL 0.98 OV 1.02 PT 1.10 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.12 HN 1.15 KP 1.04 ! NL 1.11 OV 1.06 PT 1.04 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.98 KP 0.94 ! NL 1.03 OV 1.04 PT 1.06 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.03 KP 0.98 ! NL 1.06 OV 1.02 PT 0.80 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HN 1.01 KP 1.03 ! NL 0.95 OV 1.08 PT 0.91 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.96 KP 1.02 ! NL 1.06 OV 1.09 PT 0.89 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.01 KP 1.06 ! NL 1.07 OV 1.00 PT 0.99 SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.97 KP 1.02 ! NL 1.03 OV 0.98 PT 0.98 SC 0.84 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 0.99 KP 1.00 ! NL 1.09 OV 0.98 PT 0.94 SC 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 1.11 KP 0.97 ! NL 1.00 OV 0.99 PT 0.92 SC 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.97 KP 0.95 ! NL 1.00 OV 1.00 PT 0.86 SC 0.85 ! ! ! Fit before self-cal, rms=0.047867Jy sigma=0.444619 ! Fit after self-cal, rms=0.046056Jy sigma=0.443556 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.11 mas, bmaj=1.724 mas, bpa=33.75 degrees ! Estimated noise=0.502025 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 = 0.000440303 Jy ! Component: 100 - total flux cleaned = 0.000480279 Jy ! Component: 150 - total flux cleaned = 0.000514945 Jy ! Component: 200 - total flux cleaned = 0.000545572 Jy ! Total flux subtracted in 200 components = 0.000545572 Jy ! Clean residual min=-0.001024 max=0.001059 Jy/beam ! Clean residual mean=0.000003 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0353718 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.0353718 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=0.046050Jy sigma=0.443478 ! Fit after self-cal, rms=0.046028Jy sigma=0.443250 ! 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=0.046028Jy sigma=0.443250 ! Fit after self-cal, rms=0.045908Jy sigma=0.442618 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.109 mas, bmaj=1.714 mas, bpa=33.04 degrees ! Estimated noise=0.500732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000352039 Jy ! Component: 100 - total flux cleaned = 0.000362374 Jy ! Component: 150 - total flux cleaned = 0.000345236 Jy ! Component: 200 - total flux cleaned = 0.000337793 Jy ! Total flux subtracted in 200 components = 0.000337793 Jy ! Clean residual min=-0.000910 max=0.001030 Jy/beam ! Clean residual mean=0.000002 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0357096 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.0357096 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=0.045903Jy sigma=0.442567 ! Fit after self-cal, rms=0.045917Jy sigma=0.442303 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 (29.6, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527602 Jy ! Component: 100 - total flux cleaned = 0.000506848 Jy ! Component: 150 - total flux cleaned = 0.000480028 Jy ! Component: 200 - total flux cleaned = 0.000490899 Jy ! Total flux subtracted in 200 components = 0.000490899 Jy ! Clean residual min=-0.000878 max=0.000837 Jy/beam ! Clean residual mean=0.000002 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0362005 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.0362005 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=0.045901Jy sigma=0.442122 ! Fit after self-cal, rms=0.045895Jy sigma=0.442073 ! 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=0.045895Jy sigma=0.442073 ! Fit after self-cal, rms=0.046098Jy sigma=0.441409 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.708 mas, bpa=32.6 degrees ! Estimated noise=0.498845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000139495 Jy ! Component: 100 - total flux cleaned = 8.48804e-05 Jy ! Component: 150 - total flux cleaned = 6.254e-05 Jy ! Component: 200 - total flux cleaned = 7.13832e-05 Jy ! Total flux subtracted in 200 components = 7.13832e-05 Jy ! Clean residual min=-0.000875 max=0.000788 Jy/beam ! Clean residual mean=0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0362719 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.0362719 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=0.046090Jy sigma=0.441320 ! Fit after self-cal, rms=0.046130Jy sigma=0.441155 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 = 4.32125e-05 Jy ! Component: 100 - total flux cleaned = 4.24887e-05 Jy ! Component: 150 - total flux cleaned = 6.8918e-05 Jy ! Component: 200 - total flux cleaned = 0.000101734 Jy ! Total flux subtracted in 200 components = 0.000101734 Jy ! Clean residual min=-0.000846 max=0.000819 Jy/beam ! Clean residual mean=0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0363736 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.0363736 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=0.046127Jy sigma=0.441118 ! Fit after self-cal, rms=0.046127Jy sigma=0.441114 ! 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=0.046127Jy sigma=0.441114 ! Fit after self-cal, rms=0.046188Jy sigma=0.441071 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.151 mas, bmaj=2.278 mas, bpa=11.21 degrees ! Estimated noise=0.617266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.32441e-05 Jy ! Component: 100 - total flux cleaned = 0.00021849 Jy ! Component: 150 - total flux cleaned = 0.000312671 Jy ! Component: 200 - total flux cleaned = 0.000367456 Jy ! Total flux subtracted in 200 components = 0.000367456 Jy ! Clean residual min=-0.000866 max=0.000911 Jy/beam ! Clean residual mean=0.000002 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.036741 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 79 components and 0.036741 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=0.046186Jy sigma=0.441057 ! Fit after self-cal, rms=0.046200Jy sigma=0.441033 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 = 5.52e-05 Jy ! Component: 100 - total flux cleaned = 0.0001051 Jy ! Component: 150 - total flux cleaned = 0.000147892 Jy ! Component: 200 - total flux cleaned = 0.000179264 Jy ! Total flux subtracted in 200 components = 0.000179264 Jy ! Clean residual min=-0.000881 max=0.000901 Jy/beam ! Clean residual mean=0.000002 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0369203 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.0369203 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=0.046200Jy sigma=0.441039 ! Fit after self-cal, rms=0.046200Jy sigma=0.441031 ! 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=1.108 mas, bmaj=1.705 mas, bpa=32.49 degrees ! Estimated noise=0.497529 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.108 x 1.705 at 32.49 degrees (North through East) ! Clean map min=-0.0011868 max=0.032189 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=0.88 mas, bmaj=1.578 mas, bpa=33.55 degrees ! Estimated noise=1.01931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0245303 Jy ! Component: 100 - total flux cleaned = 0.0303843 Jy ! Component: 150 - total flux cleaned = 0.0332663 Jy ! Component: 200 - total flux cleaned = 0.0352256 Jy ! Total flux subtracted in 200 components = 0.0352256 Jy ! Clean residual min=-0.002390 max=0.002444 Jy/beam ! Clean residual mean=0.000002 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.0352256 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0352256 Jy ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.705 mas, bpa=32.49 degrees ! Estimated noise=0.497529 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 = 0.000587384 Jy ! Component: 100 - total flux cleaned = 0.000807589 Jy ! Component: 150 - total flux cleaned = 0.000838266 Jy ! Component: 200 - total flux cleaned = 0.000889017 Jy ! Total flux subtracted in 200 components = 0.000889017 Jy ! Clean residual min=-0.000926 max=0.000861 Jy/beam ! Clean residual mean=0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0361146 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.0361146 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=2.151 mas, bmaj=2.278 mas, bpa=11.21 degrees ! Estimated noise=0.617266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000276828 Jy ! Component: 100 - total flux cleaned = 0.000521708 Jy ! Component: 150 - total flux cleaned = 0.000703837 Jy ! Component: 200 - total flux cleaned = 0.000827311 Jy ! Total flux subtracted in 200 components = 0.000827311 Jy ! Clean residual min=-0.000946 max=0.000917 Jy/beam ! Clean residual mean=0.000003 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0369419 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 = 7.46096e-05 Jy ! Component: 100 - total flux cleaned = 0.000138041 Jy ! Component: 150 - total flux cleaned = 0.000172286 Jy ! Component: 200 - total flux cleaned = 0.0001973 Jy ! Total flux subtracted in 200 components = 0.0001973 Jy ! Clean residual min=-0.000919 max=0.000912 Jy/beam ! Clean residual mean=0.000002 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0371392 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 51 components and 0.0371392 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.705 mas, bpa=32.49 degrees ! Estimated noise=0.497529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000412264 Jy ! Component: 100 - total flux cleaned = -0.000488995 Jy ! Component: 150 - total flux cleaned = -0.000555993 Jy ! Component: 200 - total flux cleaned = -0.000556084 Jy ! Total flux subtracted in 200 components = -0.000556084 Jy ! Clean residual min=-0.000848 max=0.000809 Jy/beam ! Clean residual mean=0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0365832 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.0365832 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=0.046206Jy sigma=0.441097 ! Fit after self-cal, rms=0.046202Jy sigma=0.441080 wmodel J0906+4952_X_map.mod ! Writing 65 model components to file: J0906+4952_X_map.mod wobs J0906+4952_X_uvs.fits ! Writing UV FITS file: J0906+4952_X_uvs.fits wwins J0906+4952_X_map.win ! wwins: Wrote 2 windows to J0906+4952_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 = -0.000251881 Jy ! Component: 100 - total flux cleaned = -0.000439139 Jy ! Component: 150 - total flux cleaned = -0.000591292 Jy ! Component: 200 - total flux cleaned = -0.000738366 Jy ! Component: 250 - total flux cleaned = -0.000894199 Jy ! Component: 300 - total flux cleaned = -0.00104597 Jy ! Component: 350 - total flux cleaned = -0.00116949 Jy ! Component: 400 - total flux cleaned = -0.00125397 Jy ! Component: 450 - total flux cleaned = -0.00137226 Jy ! Component: 500 - total flux cleaned = -0.00146481 Jy ! Component: 550 - total flux cleaned = -0.00154434 Jy ! Component: 600 - total flux cleaned = -0.00162267 Jy ! Component: 650 - total flux cleaned = -0.0016885 Jy ! Component: 700 - total flux cleaned = -0.00173172 Jy ! Component: 750 - total flux cleaned = -0.00178475 Jy ! Component: 800 - total flux cleaned = -0.00182642 Jy ! Component: 850 - total flux cleaned = -0.00183697 Jy ! Component: 900 - total flux cleaned = -0.00188796 Jy ! Component: 950 - total flux cleaned = -0.00193807 Jy ! Component: 1000 - total flux cleaned = -0.00200702 Jy ! Component: 1050 - total flux cleaned = -0.00207488 Jy ! Component: 1100 - total flux cleaned = -0.00207487 Jy ! Component: 1150 - total flux cleaned = -0.00215064 Jy ! Component: 1200 - total flux cleaned = -0.00219736 Jy ! Component: 1250 - total flux cleaned = -0.00221579 Jy ! Component: 1300 - total flux cleaned = -0.00224331 Jy ! Component: 1350 - total flux cleaned = -0.00228841 Jy ! Component: 1400 - total flux cleaned = -0.00229755 Jy ! Component: 1450 - total flux cleaned = -0.00235054 Jy ! Component: 1500 - total flux cleaned = -0.0023593 Jy ! Component: 1550 - total flux cleaned = -0.00241123 Jy ! Component: 1600 - total flux cleaned = -0.00243682 Jy ! Component: 1650 - total flux cleaned = -0.00247906 Jy ! Component: 1700 - total flux cleaned = -0.0024791 Jy ! Component: 1750 - total flux cleaned = -0.0025123 Jy ! Component: 1800 - total flux cleaned = -0.00252886 Jy ! Component: 1850 - total flux cleaned = -0.00255344 Jy ! Component: 1900 - total flux cleaned = -0.00258581 Jy ! Component: 1950 - total flux cleaned = -0.00261771 Jy ! Component: 2000 - total flux cleaned = -0.00262559 Jy ! Component: 2050 - total flux cleaned = -0.00260204 Jy ! Component: 2100 - total flux cleaned = -0.00262537 Jy ! Component: 2150 - total flux cleaned = -0.00264084 Jy ! Component: 2200 - total flux cleaned = -0.00269439 Jy ! Component: 2250 - total flux cleaned = -0.00266396 Jy ! Component: 2300 - total flux cleaned = -0.0026865 Jy ! Component: 2350 - total flux cleaned = -0.0027015 Jy ! Component: 2400 - total flux cleaned = -0.00269406 Jy ! Component: 2450 - total flux cleaned = -0.00270141 Jy ! Component: 2500 - total flux cleaned = -0.00269417 Jy ! Component: 2550 - total flux cleaned = -0.00270144 Jy ! Component: 2600 - total flux cleaned = -0.00270137 Jy ! Component: 2650 - total flux cleaned = -0.00270847 Jy ! Component: 2700 - total flux cleaned = -0.00271554 Jy ! Component: 2750 - total flux cleaned = -0.00271553 Jy ! Component: 2800 - total flux cleaned = -0.00271554 Jy ! Component: 2850 - total flux cleaned = -0.00271554 Jy ! Component: 2900 - total flux cleaned = -0.00269501 Jy ! Component: 2950 - total flux cleaned = -0.00272924 Jy ! Component: 3000 - total flux cleaned = -0.00274281 Jy ! Component: 3050 - total flux cleaned = -0.00273611 Jy ! Component: 3100 - total flux cleaned = -0.00276284 Jy ! Component: 3150 - total flux cleaned = -0.00275617 Jy ! Component: 3200 - total flux cleaned = -0.00279575 Jy ! Component: 3250 - total flux cleaned = -0.00277612 Jy ! Component: 3300 - total flux cleaned = -0.00276307 Jy ! Component: 3350 - total flux cleaned = -0.00280191 Jy ! Component: 3400 - total flux cleaned = -0.00276328 Jy ! Component: 3450 - total flux cleaned = -0.00275057 Jy ! Component: 3500 - total flux cleaned = -0.00275059 Jy ! Component: 3550 - total flux cleaned = -0.00274419 Jy ! Component: 3600 - total flux cleaned = -0.00273157 Jy ! Component: 3650 - total flux cleaned = -0.00270658 Jy ! Component: 3700 - total flux cleaned = -0.00268188 Jy ! Component: 3750 - total flux cleaned = -0.00268804 Jy ! Component: 3800 - total flux cleaned = -0.00268799 Jy ! Component: 3850 - total flux cleaned = -0.0026697 Jy ! Component: 3900 - total flux cleaned = -0.00262729 Jy ! Component: 3950 - total flux cleaned = -0.00262737 Jy ! Component: 4000 - total flux cleaned = -0.00262733 Jy ! Component: 4050 - total flux cleaned = -0.00260354 Jy ! Total flux subtracted in 4096 components = -0.00259756 Jy ! Clean residual min=-0.000399 max=0.000315 Jy/beam ! Clean residual mean=0.000001 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0339856 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 345 components and 0.0339856 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0906+4952_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.108 x 1.705 at 32.49 degrees (North through East) ! Clean map min=-0.0011831 max=0.032004 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0906+4952_X_map.fits wmodel /image_prod/ug002_uva//J0906+4952_X_map.mod ! Writing 345 model components to file: /image_prod/ug002_uva//J0906+4952_X_map.mod wobs /image_prod/ug002_uva//J0906+4952_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0906+4952_X_uvs.fits wwins /image_prod/ug002_uva//J0906+4952_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0906+4952_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0320045 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.80173e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.918784 0.918784 1.83757 3.67514 7.35027 14.7005 29.4011 58.8022 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 326.518 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0906+4952_X_dfm.log closed on Wed Mar 4 22:48:14 2020