! Started logfile: /vlbi/uf001/uva//J1708+3346_X_dfm.log on Mon Jan 14 04:02:38 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//J1708+3346_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1708+3346_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997354 visibilities/baseline/integration-bin. ! Found source: J1708+3346 ! ! 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 22620 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 J1708+3346_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 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003369Jy sigma=23.548457 ! Fit after self-cal, rms=0.955266Jy sigma=22.401264 ! 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=0.6805 mas, bmaj=1.366 mas, bpa=-0.7622 degrees ! Estimated noise=0.412097 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 = 0.0350981 Jy ! Component: 100 - total flux cleaned = 0.0445175 Jy ! Total flux subtracted in 100 components = 0.0445175 Jy ! Clean residual min=-0.002528 max=0.003995 Jy/beam ! Clean residual mean=0.000002 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.0445175 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0445175 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=0.053762Jy sigma=1.222796 ! Fit after self-cal, rms=0.052368Jy sigma=1.190045 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00542468 Jy ! Component: 100 - total flux cleaned = 0.00812378 Jy ! Total flux subtracted in 100 components = 0.00812378 Jy ! Clean residual min=-0.002314 max=0.002543 Jy/beam ! Clean residual mean=0.000002 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.0526413 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0526413 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=0.051833Jy sigma=1.176679 ! Fit after self-cal, rms=0.051816Jy sigma=1.176256 ! 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=0.8459 mas, bmaj=1.625 mas, bpa=-1.001 degrees ! Estimated noise=0.244579 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 = 0.00172914 Jy ! Component: 100 - total flux cleaned = 0.00200162 Jy ! Component: 150 - total flux cleaned = 0.00208904 Jy ! Component: 200 - total flux cleaned = 0.00211227 Jy ! Total flux subtracted in 200 components = 0.00211227 Jy ! Clean residual min=-0.001880 max=0.002167 Jy/beam ! Clean residual mean=0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0547535 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0547535 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=0.051750Jy sigma=1.174630 ! Fit after self-cal, rms=0.051739Jy sigma=1.174479 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8459 x 1.625 at -1.001 degrees (North through East) ! Clean map min=-0.0017602 max=0.046889 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.07 HN 0.92 KP 0.96 ! LA 1.08 MK 1.01 NL 1.20 OV 0.87 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.99 KP 1.02 ! LA 0.94 MK 0.99 NL 1.14 OV 0.96 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.94 KP 0.98 ! LA 0.92 MK 0.97 NL 1.27 OV 0.97 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.00 KP 0.91 ! LA 0.90 MK 1.10 NL 1.20 OV 0.96 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.96 KP 0.98 ! LA 0.98 MK 1.01 NL 1.23 OV 0.95 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 0.89 KP 1.06 ! LA 0.97 MK 1.02 NL 1.20 OV 1.02 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.90 HN 0.96 KP 0.99 ! LA 1.03 MK 1.02 NL 1.31 OV 0.88 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.91 KP 1.04 ! LA 0.91 MK 0.96 NL 1.17 OV 0.99 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.07 HN 1.01 KP 0.96 ! LA 0.94 MK 0.93 NL 1.16 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.94 KP 1.03 ! LA 0.89 MK 0.94 NL 1.24 OV 0.97 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.03 HN 0.91 KP 1.02 ! LA 1.03 MK 0.94 NL 1.14 OV 1.00 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.94 HN 0.90 KP 1.03 ! LA 0.94 MK 0.94 NL 1.19 OV 0.94 ! PT 1.00* SC 1.07 ! ! ! Fit before self-cal, rms=0.051739Jy sigma=1.174479 ! Fit after self-cal, rms=0.050618Jy sigma=1.167242 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8375 mas, bmaj=1.615 mas, bpa=-0.6646 degrees ! Estimated noise=0.242306 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 = 0.000561055 Jy ! Component: 100 - total flux cleaned = 0.000637641 Jy ! Component: 150 - total flux cleaned = 0.000637406 Jy ! Component: 200 - total flux cleaned = 0.000636997 Jy ! Total flux subtracted in 200 components = 0.000636997 Jy ! Clean residual min=-0.001771 max=0.001671 Jy/beam ! Clean residual mean=-0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0553905 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 25 components and 0.0553905 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=0.050605Jy sigma=1.166909 ! Fit after self-cal, rms=0.050657Jy sigma=1.166281 ! 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=0.050657Jy sigma=1.166281 ! Fit after self-cal, rms=0.051353Jy sigma=1.157651 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8338 mas, bmaj=1.603 mas, bpa=-1.266 degrees ! Estimated noise=0.242254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281466 Jy ! Component: 100 - total flux cleaned = 0.000322211 Jy ! Component: 150 - total flux cleaned = 0.000310312 Jy ! Component: 200 - total flux cleaned = 0.000299294 Jy ! Total flux subtracted in 200 components = 0.000299294 Jy ! Clean residual min=-0.001132 max=0.001209 Jy/beam ! Clean residual mean=0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0556898 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.0556898 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=0.051345Jy sigma=1.157437 ! Fit after self-cal, rms=0.051413Jy sigma=1.156992 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 (-35.2, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000546236 Jy ! Component: 100 - total flux cleaned = 0.000522218 Jy ! Component: 150 - total flux cleaned = 0.000558237 Jy ! Component: 200 - total flux cleaned = 0.000573887 Jy ! Total flux subtracted in 200 components = 0.000573887 Jy ! Clean residual min=-0.001085 max=0.001161 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0562637 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 50 components and 0.0562637 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=0.051389Jy sigma=1.156406 ! Fit after self-cal, rms=0.051386Jy sigma=1.156339 ! Inverting map ! Added new window around map position (-9.4, -14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000474181 Jy ! Component: 100 - total flux cleaned = 0.000290388 Jy ! Component: 150 - total flux cleaned = 0.000127498 Jy ! Component: 200 - total flux cleaned = 0.000126292 Jy ! Total flux subtracted in 200 components = 0.000126292 Jy ! Clean residual min=-0.001163 max=0.001123 Jy/beam ! Clean residual mean=0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.05639 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.05639 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=0.051362Jy sigma=1.155801 ! Fit after self-cal, rms=0.051360Jy sigma=1.155742 ! Inverting map ! Added new window around map position (-19.4, -19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000707162 Jy ! Component: 100 - total flux cleaned = 0.000775705 Jy ! Component: 150 - total flux cleaned = 0.000739188 Jy ! Component: 200 - total flux cleaned = 0.000723471 Jy ! Total flux subtracted in 200 components = 0.000723471 Jy ! Clean residual min=-0.001124 max=0.001084 Jy/beam ! Clean residual mean=0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0571135 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.0571135 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=0.051338Jy sigma=1.155197 ! Fit after self-cal, rms=0.051332Jy sigma=1.155132 ! 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=0.051332Jy sigma=1.155132 ! Fit after self-cal, rms=0.051709Jy sigma=1.154491 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8338 mas, bmaj=1.596 mas, bpa=-1.298 degrees ! Estimated noise=0.24133 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000126168 Jy ! Component: 100 - total flux cleaned = 0.000237214 Jy ! Component: 150 - total flux cleaned = 0.000369647 Jy ! Component: 200 - total flux cleaned = 0.000369048 Jy ! Total flux subtracted in 200 components = 0.000369048 Jy ! Clean residual min=-0.001063 max=0.001033 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0574825 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.0574825 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=0.051697Jy sigma=1.154212 ! Fit after self-cal, rms=0.051720Jy sigma=1.154148 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 = 4.32293e-05 Jy ! Component: 100 - total flux cleaned = 1.56616e-05 Jy ! Component: 150 - total flux cleaned = -1.10229e-05 Jy ! Component: 200 - total flux cleaned = -4.90649e-05 Jy ! Total flux subtracted in 200 components = -4.90649e-05 Jy ! Clean residual min=-0.001064 max=0.001056 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0574335 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 84 components and 0.0574335 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=0.051714Jy sigma=1.153997 ! Fit after self-cal, rms=0.051713Jy sigma=1.153987 ! 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=0.051713Jy sigma=1.153987 ! Fit after self-cal, rms=0.051758Jy sigma=1.153950 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.912 mas, bmaj=2.418 mas, bpa=0.3492 degrees ! Estimated noise=0.322399 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.87137e-05 Jy ! Component: 100 - total flux cleaned = -5.13462e-05 Jy ! Component: 150 - total flux cleaned = -7.578e-05 Jy ! Component: 200 - total flux cleaned = -2.83551e-05 Jy ! Total flux subtracted in 200 components = -2.83551e-05 Jy ! Clean residual min=-0.001155 max=0.001186 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0574051 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.0574051 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=0.051758Jy sigma=1.153875 ! Fit after self-cal, rms=0.051758Jy sigma=1.153851 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 = 1.10623e-05 Jy ! Component: 100 - total flux cleaned = 4.76873e-05 Jy ! Component: 150 - total flux cleaned = 0.000107227 Jy ! Component: 200 - total flux cleaned = 0.000146972 Jy ! Total flux subtracted in 200 components = 0.000146972 Jy ! Clean residual min=-0.001141 max=0.001160 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0575521 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 0.0575521 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=0.051758Jy sigma=1.153813 ! Fit after self-cal, rms=0.051756Jy sigma=1.153803 ! 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=0.8346 mas, bmaj=1.594 mas, bpa=-1.191 degrees ! Estimated noise=0.241159 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8346 x 1.594 at -1.191 degrees (North through East) ! Clean map min=-0.00094531 max=0.046343 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=0.6725 mas, bmaj=1.338 mas, bpa=-0.8858 degrees ! Estimated noise=0.40124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350563 Jy ! Component: 100 - total flux cleaned = 0.0459318 Jy ! Component: 150 - total flux cleaned = 0.0509403 Jy ! Component: 200 - total flux cleaned = 0.0537296 Jy ! Total flux subtracted in 200 components = 0.0537296 Jy ! Clean residual min=-0.001987 max=0.002133 Jy/beam ! Clean residual mean=0.000001 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0537296 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0537296 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8346 mas, bmaj=1.594 mas, bpa=-1.191 degrees ! Estimated noise=0.241159 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 = 0.00210127 Jy ! Component: 100 - total flux cleaned = 0.00336616 Jy ! Component: 150 - total flux cleaned = 0.00390508 Jy ! Component: 200 - total flux cleaned = 0.00417271 Jy ! Total flux subtracted in 200 components = 0.00417271 Jy ! Clean residual min=-0.001054 max=0.001052 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0579023 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.0579023 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=1.912 mas, bmaj=2.418 mas, bpa=0.3492 degrees ! Estimated noise=0.322399 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000106465 Jy ! Component: 100 - total flux cleaned = 0.000127057 Jy ! Component: 150 - total flux cleaned = 0.000248097 Jy ! Component: 200 - total flux cleaned = 0.000284071 Jy ! Total flux subtracted in 200 components = 0.000284071 Jy ! Clean residual min=-0.001268 max=0.001169 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0581864 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 = 6.36171e-05 Jy ! Component: 100 - total flux cleaned = 9.06432e-05 Jy ! Component: 150 - total flux cleaned = 8.96697e-05 Jy ! Component: 200 - total flux cleaned = 0.000125254 Jy ! Total flux subtracted in 200 components = 0.000125254 Jy ! Clean residual min=-0.001222 max=0.001137 Jy/beam ! Clean residual mean=-0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0583116 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 59 components and 0.0583116 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8346 mas, bmaj=1.594 mas, bpa=-1.191 degrees ! Estimated noise=0.241159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.71007e-05 Jy ! Component: 100 - total flux cleaned = 0.000140283 Jy ! Component: 150 - total flux cleaned = 0.00018539 Jy ! Component: 200 - total flux cleaned = 0.000102423 Jy ! Total flux subtracted in 200 components = 0.000102423 Jy ! Clean residual min=-0.001046 max=0.001083 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.058414 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 80 components and 0.058414 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=0.051786Jy sigma=1.154580 ! Fit after self-cal, rms=0.051782Jy sigma=1.154433 wmodel J1708+3346_X_map.mod ! Writing 80 model components to file: J1708+3346_X_map.mod wobs J1708+3346_X_uvs.fits ! Writing UV FITS file: J1708+3346_X_uvs.fits wwins J1708+3346_X_map.win ! wwins: Wrote 4 windows to J1708+3346_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 = -0.000272111 Jy ! Component: 100 - total flux cleaned = -0.000435682 Jy ! Component: 150 - total flux cleaned = -0.000573732 Jy ! Component: 200 - total flux cleaned = -0.000707453 Jy ! Component: 250 - total flux cleaned = -0.000821553 Jy ! Component: 300 - total flux cleaned = -0.000917458 Jy ! Component: 350 - total flux cleaned = -0.00105833 Jy ! Component: 400 - total flux cleaned = -0.00116572 Jy ! Component: 450 - total flux cleaned = -0.00125632 Jy ! Component: 500 - total flux cleaned = -0.00136043 Jy ! Component: 550 - total flux cleaned = -0.00144844 Jy ! Component: 600 - total flux cleaned = -0.00153522 Jy ! Component: 650 - total flux cleaned = -0.00162075 Jy ! Component: 700 - total flux cleaned = -0.00166306 Jy ! Component: 750 - total flux cleaned = -0.00173237 Jy ! Component: 800 - total flux cleaned = -0.00177347 Jy ! Component: 850 - total flux cleaned = -0.00178709 Jy ! Component: 900 - total flux cleaned = -0.0018541 Jy ! Component: 950 - total flux cleaned = -0.0018675 Jy ! Component: 1000 - total flux cleaned = -0.00198526 Jy ! Component: 1050 - total flux cleaned = -0.002011 Jy ! Component: 1100 - total flux cleaned = -0.0020623 Jy ! Component: 1150 - total flux cleaned = -0.00212563 Jy ! Component: 1200 - total flux cleaned = -0.00212572 Jy ! Component: 1250 - total flux cleaned = -0.00222495 Jy ! Component: 1300 - total flux cleaned = -0.00224962 Jy ! Component: 1350 - total flux cleaned = -0.00228616 Jy ! Component: 1400 - total flux cleaned = -0.00233457 Jy ! Component: 1450 - total flux cleaned = -0.00237033 Jy ! Component: 1500 - total flux cleaned = -0.00240597 Jy ! Component: 1550 - total flux cleaned = -0.00248831 Jy ! Component: 1600 - total flux cleaned = -0.00249986 Jy ! Component: 1650 - total flux cleaned = -0.00258067 Jy ! Component: 1700 - total flux cleaned = -0.00258057 Jy ! Component: 1750 - total flux cleaned = -0.00262606 Jy ! Component: 1800 - total flux cleaned = -0.00262619 Jy ! Component: 1850 - total flux cleaned = -0.00265984 Jy ! Component: 1900 - total flux cleaned = -0.00270404 Jy ! Component: 1950 - total flux cleaned = -0.00273706 Jy ! Component: 2000 - total flux cleaned = -0.0027261 Jy ! Component: 2050 - total flux cleaned = -0.00273693 Jy ! Component: 2100 - total flux cleaned = -0.00273709 Jy ! Component: 2150 - total flux cleaned = -0.00272643 Jy ! Component: 2200 - total flux cleaned = -0.00276877 Jy ! Component: 2250 - total flux cleaned = -0.00276876 Jy ! Component: 2300 - total flux cleaned = -0.00277914 Jy ! Component: 2350 - total flux cleaned = -0.00276885 Jy ! Component: 2400 - total flux cleaned = -0.00277918 Jy ! Component: 2450 - total flux cleaned = -0.002769 Jy ! Component: 2500 - total flux cleaned = -0.0027893 Jy ! Component: 2550 - total flux cleaned = -0.00281934 Jy ! Component: 2600 - total flux cleaned = -0.00283941 Jy ! Component: 2650 - total flux cleaned = -0.00284932 Jy ! Component: 2700 - total flux cleaned = -0.0027902 Jy ! Component: 2750 - total flux cleaned = -0.0028098 Jy ! Component: 2800 - total flux cleaned = -0.00284877 Jy ! Component: 2850 - total flux cleaned = -0.00287781 Jy ! Component: 2900 - total flux cleaned = -0.00284905 Jy ! Component: 2950 - total flux cleaned = -0.0028681 Jy ! Component: 3000 - total flux cleaned = -0.00286806 Jy ! Component: 3050 - total flux cleaned = -0.00289639 Jy ! Component: 3100 - total flux cleaned = -0.00288695 Jy ! Component: 3150 - total flux cleaned = -0.00291493 Jy ! Component: 3200 - total flux cleaned = -0.00290567 Jy ! Component: 3250 - total flux cleaned = -0.00292414 Jy ! Component: 3300 - total flux cleaned = -0.00291496 Jy ! Component: 3350 - total flux cleaned = -0.00292397 Jy ! Component: 3400 - total flux cleaned = -0.00293302 Jy ! Component: 3450 - total flux cleaned = -0.00291507 Jy ! Component: 3500 - total flux cleaned = -0.00291504 Jy ! Component: 3550 - total flux cleaned = -0.00294176 Jy ! Component: 3600 - total flux cleaned = -0.00293292 Jy ! Component: 3650 - total flux cleaned = -0.00293293 Jy ! Component: 3700 - total flux cleaned = -0.00295048 Jy ! Component: 3750 - total flux cleaned = -0.00295049 Jy ! Component: 3800 - total flux cleaned = -0.00296785 Jy ! Component: 3850 - total flux cleaned = -0.00299369 Jy ! Component: 3900 - total flux cleaned = -0.00297658 Jy ! Component: 3950 - total flux cleaned = -0.00297658 Jy ! Component: 4000 - total flux cleaned = -0.00301901 Jy ! Component: 4050 - total flux cleaned = -0.00304435 Jy ! Total flux subtracted in 4096 components = -0.00306117 Jy ! Clean residual min=-0.000567 max=0.000567 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0553529 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 401 components and 0.0553528 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1708+3346_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8346 x 1.594 at -1.191 degrees (North through East) ! Clean map min=-0.00079047 max=0.045951 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1708+3346_X_map.fits wmodel /vlbi/uf001/uva//J1708+3346_X_map.mod ! Writing 401 model components to file: /vlbi/uf001/uva//J1708+3346_X_map.mod wobs /vlbi/uf001/uva//J1708+3346_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1708+3346_X_uvs.fits wwins /vlbi/uf001/uva//J1708+3346_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1708+3346_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0459507 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142341 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.929307 0.929307 1.85861 3.71723 7.43446 14.8689 29.7378 59.4756 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 322.821 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1708+3346_X_dfm.log closed on Mon Jan 14 04:02:43 2019