! Started logfile: /vlbi/uf001/uva//J1628-0041_X_dfm.log on Mon Jan 14 03:43:01 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//J1628-0041_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1628-0041_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.807152 visibilities/baseline/integration-bin. ! Found source: J1628-0041 ! ! 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 37920 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 J1628-0041_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 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 114 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003266Jy sigma=23.639090 ! Fit after self-cal, rms=0.954332Jy sigma=22.466443 ! 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=0.7631 mas, bmaj=1.697 mas, bpa=2.051 degrees ! Estimated noise=0.249824 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 = 0.035845 Jy ! Component: 100 - total flux cleaned = 0.045408 Jy ! Total flux subtracted in 100 components = 0.045408 Jy ! Clean residual min=-0.002025 max=0.003893 Jy/beam ! Clean residual mean=0.000001 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.045408 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.045408 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=0.058475Jy sigma=1.267900 ! Fit after self-cal, rms=0.057100Jy sigma=1.234132 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00554533 Jy ! Component: 100 - total flux cleaned = 0.00785468 Jy ! Total flux subtracted in 100 components = 0.00785468 Jy ! Clean residual min=-0.001763 max=0.002522 Jy/beam ! Clean residual mean=0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0532627 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0532627 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=0.056600Jy sigma=1.220232 ! Fit after self-cal, rms=0.056594Jy sigma=1.219848 ! Inverting map ! Added new window around map position (1.2, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214691 Jy ! Component: 100 - total flux cleaned = 0.00272382 Jy ! Total flux subtracted in 100 components = 0.00272382 Jy ! Clean residual min=-0.001640 max=0.001776 Jy/beam ! Clean residual mean=0.000001 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0559865 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0559865 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=0.056528Jy sigma=1.217723 ! Fit after self-cal, rms=0.056518Jy sigma=1.217358 ! 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=0.955 mas, bmaj=2.019 mas, bpa=2.69 degrees ! Estimated noise=0.159516 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 = 0.00146115 Jy ! Component: 100 - total flux cleaned = 0.0023549 Jy ! Component: 150 - total flux cleaned = 0.00295745 Jy ! Component: 200 - total flux cleaned = 0.00319055 Jy ! Total flux subtracted in 200 components = 0.00319055 Jy ! Clean residual min=-0.001422 max=0.001463 Jy/beam ! Clean residual mean=0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0591771 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 0.0591771 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=0.056483Jy sigma=1.216166 ! Fit after self-cal, rms=0.056480Jy sigma=1.215967 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.955 x 2.019 at 2.69 degrees (North through East) ! Clean map min=-0.0013497 max=0.04739 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 0.98 ! LA 1.03 MK 1.09 NL 1.11 OV 0.95 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.03 KP 1.02 ! LA 1.01 MK 1.05 NL 1.15 OV 0.92 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.01 KP 1.06 ! LA 1.01 MK 1.13 NL 1.09 OV 0.93 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 1.01 KP 0.98 ! LA 0.98 MK 0.94 NL 1.13 OV 0.89 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.97 KP 1.07 ! LA 0.98 MK 0.98 NL 1.12 OV 0.91 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.09 HN 1.02 KP 1.05 ! LA 1.02 MK 0.99 NL 1.08 OV 0.89 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.96 KP 1.04 ! LA 0.99 MK 1.00 NL 1.07 OV 0.91 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 0.96 KP 1.07 ! LA 1.05 MK 0.98 NL 1.08 OV 0.87 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.90 KP 1.01 ! LA 0.98 MK 1.05 NL 1.13 OV 0.96 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.95 KP 1.10 ! LA 1.00 MK 1.00 NL 1.09 OV 0.85 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.89 KP 1.00 ! LA 1.06 MK 0.93 NL 1.08 OV 0.90 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.96 KP 1.03 ! LA 1.04 MK 0.88 NL 1.07 OV 0.90 ! PT 0.87 SC 0.98 ! ! ! Fit before self-cal, rms=0.056480Jy sigma=1.215967 ! Fit after self-cal, rms=0.055648Jy sigma=1.210952 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9494 mas, bmaj=2.029 mas, bpa=2.766 degrees ! Estimated noise=0.159447 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 = -0.000471894 Jy ! Component: 100 - total flux cleaned = -0.000556808 Jy ! Component: 150 - total flux cleaned = -0.000640136 Jy ! Component: 200 - total flux cleaned = -0.000694843 Jy ! Total flux subtracted in 200 components = -0.000694843 Jy ! Clean residual min=-0.000842 max=0.000941 Jy/beam ! Clean residual mean=0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0584823 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.0584823 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=0.055628Jy sigma=1.210517 ! Fit after self-cal, rms=0.055671Jy sigma=1.210097 ! 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=0.055671Jy sigma=1.210097 ! Fit after self-cal, rms=0.056263Jy sigma=1.208117 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9485 mas, bmaj=2.032 mas, bpa=2.767 degrees ! Estimated noise=0.159482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000173305 Jy ! Component: 100 - total flux cleaned = -0.000266513 Jy ! Component: 150 - total flux cleaned = -0.00031411 Jy ! Component: 200 - total flux cleaned = -0.000382691 Jy ! Total flux subtracted in 200 components = -0.000382691 Jy ! Clean residual min=-0.000768 max=0.000804 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0580996 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.0580996 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=0.056254Jy sigma=1.207923 ! Fit after self-cal, rms=0.056280Jy sigma=1.207766 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 (0.8, 39.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000253045 Jy ! Component: 100 - total flux cleaned = 0.000209123 Jy ! Component: 150 - total flux cleaned = 0.00017635 Jy ! Component: 200 - total flux cleaned = 0.00011972 Jy ! Total flux subtracted in 200 components = 0.00011972 Jy ! Clean residual min=-0.000723 max=0.000804 Jy/beam ! Clean residual mean=0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0582193 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.0582193 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=0.056265Jy sigma=1.207465 ! Fit after self-cal, rms=0.056264Jy sigma=1.207430 ! Inverting map ! Added new window around map position (-23.8, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000562146 Jy ! Component: 100 - total flux cleaned = 0.000676315 Jy ! Component: 150 - total flux cleaned = 0.000693945 Jy ! Component: 200 - total flux cleaned = 0.000638501 Jy ! Total flux subtracted in 200 components = 0.000638501 Jy ! Clean residual min=-0.000749 max=0.000724 Jy/beam ! Clean residual mean=0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0588578 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.0588578 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=0.056251Jy sigma=1.207146 ! Fit after self-cal, rms=0.056250Jy sigma=1.207113 ! Inverting map ! Added new window around map position (-3.4, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000515869 Jy ! Component: 100 - total flux cleaned = 0.000583893 Jy ! Component: 150 - total flux cleaned = 0.000640634 Jy ! Component: 200 - total flux cleaned = 0.000692477 Jy ! Total flux subtracted in 200 components = 0.000692477 Jy ! Clean residual min=-0.000769 max=0.000714 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0595503 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 77 components and 0.0595503 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=0.056237Jy sigma=1.206882 ! Fit after self-cal, rms=0.056234Jy sigma=1.206856 ! 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=0.056234Jy sigma=1.206856 ! Fit after self-cal, rms=0.056535Jy sigma=1.206770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9477 mas, bmaj=2.033 mas, bpa=2.614 degrees ! Estimated noise=0.159553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000297791 Jy ! Component: 100 - total flux cleaned = 0.000340435 Jy ! Component: 150 - total flux cleaned = 0.000289647 Jy ! Component: 200 - total flux cleaned = 0.000289488 Jy ! Total flux subtracted in 200 components = 0.000289488 Jy ! Clean residual min=-0.000736 max=0.000686 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0598398 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 81 components and 0.0598397 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=0.056528Jy sigma=1.206639 ! Fit after self-cal, rms=0.056539Jy sigma=1.206616 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 = 5.17827e-05 Jy ! Component: 100 - total flux cleaned = 2.93651e-05 Jy ! Component: 150 - total flux cleaned = -2.14957e-06 Jy ! Component: 200 - total flux cleaned = 1.83891e-05 Jy ! Total flux subtracted in 200 components = 1.83891e-05 Jy ! Clean residual min=-0.000740 max=0.000681 Jy/beam ! Clean residual mean=0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0598581 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 87 components and 0.0598581 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=0.056535Jy sigma=1.206536 ! Fit after self-cal, rms=0.056535Jy sigma=1.206531 ! 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=0.056535Jy sigma=1.206531 ! Fit after self-cal, rms=0.056645Jy sigma=1.206519 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.09 mas, bmaj=3.279 mas, bpa=2.463 degrees ! Estimated noise=0.19908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000127466 Jy ! Component: 100 - total flux cleaned = 0.000188208 Jy ! Component: 150 - total flux cleaned = 0.000264954 Jy ! Component: 200 - total flux cleaned = 0.00034151 Jy ! Total flux subtracted in 200 components = 0.00034151 Jy ! Clean residual min=-0.000699 max=0.000644 Jy/beam ! Clean residual mean=0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0601996 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 102 components and 0.0601996 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=0.056644Jy sigma=1.206502 ! Fit after self-cal, rms=0.056647Jy sigma=1.206489 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 = 3.25242e-05 Jy ! Component: 100 - total flux cleaned = 8.96735e-05 Jy ! Component: 150 - total flux cleaned = 0.000109283 Jy ! Component: 200 - total flux cleaned = 0.000127731 Jy ! Total flux subtracted in 200 components = 0.000127731 Jy ! Clean residual min=-0.000698 max=0.000649 Jy/beam ! Clean residual mean=0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0603274 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 109 components and 0.0603274 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=0.056646Jy sigma=1.206484 ! Fit after self-cal, rms=0.056646Jy sigma=1.206481 ! 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=0.9473 mas, bmaj=2.033 mas, bpa=2.547 degrees ! Estimated noise=0.159695 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9473 x 2.033 at 2.547 degrees (North through East) ! Clean map min=-0.00077996 max=0.047331 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=0.7568 mas, bmaj=1.709 mas, bpa=1.877 degrees ! Estimated noise=0.249335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0371702 Jy ! Component: 100 - total flux cleaned = 0.0482355 Jy ! Component: 150 - total flux cleaned = 0.0528291 Jy ! Component: 200 - total flux cleaned = 0.0540936 Jy ! Total flux subtracted in 200 components = 0.0540936 Jy ! Clean residual min=-0.001448 max=0.001456 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0540936 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0540936 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9473 mas, bmaj=2.033 mas, bpa=2.547 degrees ! Estimated noise=0.159695 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) ! Added new window around map position (-0.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170395 Jy ! Component: 100 - total flux cleaned = 0.00289259 Jy ! Component: 150 - total flux cleaned = 0.00367737 Jy ! Component: 200 - total flux cleaned = 0.00410895 Jy ! Total flux subtracted in 200 components = 0.00410895 Jy ! Clean residual min=-0.000822 max=0.000781 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0582026 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 0.0582026 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=2.09 mas, bmaj=3.279 mas, bpa=2.463 degrees ! Estimated noise=0.19908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000413289 Jy ! Component: 100 - total flux cleaned = 0.000576068 Jy ! Component: 150 - total flux cleaned = 0.000769006 Jy ! Component: 200 - total flux cleaned = 0.000938814 Jy ! Total flux subtracted in 200 components = 0.000938814 Jy ! Clean residual min=-0.000688 max=0.000703 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0591414 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 = 0.000136277 Jy ! Component: 100 - total flux cleaned = 0.000221394 Jy ! Component: 150 - total flux cleaned = 0.000288192 Jy ! Component: 200 - total flux cleaned = 0.000329167 Jy ! Total flux subtracted in 200 components = 0.000329167 Jy ! Clean residual min=-0.000669 max=0.000685 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0594706 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 57 components and 0.0594706 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9473 mas, bmaj=2.033 mas, bpa=2.547 degrees ! Estimated noise=0.159695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000210278 Jy ! Component: 100 - total flux cleaned = -0.000275131 Jy ! Component: 150 - total flux cleaned = -0.000294629 Jy ! Component: 200 - total flux cleaned = -0.000259665 Jy ! Total flux subtracted in 200 components = -0.000259665 Jy ! Clean residual min=-0.000744 max=0.000716 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0592109 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.0592109 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=0.056661Jy sigma=1.206810 ! Fit after self-cal, rms=0.056649Jy sigma=1.206727 wmodel J1628-0041_X_map.mod ! Writing 73 model components to file: J1628-0041_X_map.mod wobs J1628-0041_X_uvs.fits ! Writing UV FITS file: J1628-0041_X_uvs.fits wwins J1628-0041_X_map.win ! wwins: Wrote 6 windows to J1628-0041_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 = -0.000120389 Jy ! Component: 100 - total flux cleaned = -0.000183054 Jy ! Component: 150 - total flux cleaned = -0.000276519 Jy ! Component: 200 - total flux cleaned = -0.000355627 Jy ! Component: 250 - total flux cleaned = -0.000476738 Jy ! Component: 300 - total flux cleaned = -0.000594821 Jy ! Component: 350 - total flux cleaned = -0.000679102 Jy ! Component: 400 - total flux cleaned = -0.000792372 Jy ! Component: 450 - total flux cleaned = -0.000812407 Jy ! Component: 500 - total flux cleaned = -0.000842197 Jy ! Component: 550 - total flux cleaned = -0.000871593 Jy ! Component: 600 - total flux cleaned = -0.000910188 Jy ! Component: 650 - total flux cleaned = -0.000919781 Jy ! Component: 700 - total flux cleaned = -0.000957272 Jy ! Component: 750 - total flux cleaned = -0.000975833 Jy ! Component: 800 - total flux cleaned = -0.0010215 Jy ! Component: 850 - total flux cleaned = -0.00103047 Jy ! Component: 900 - total flux cleaned = -0.00103937 Jy ! Component: 950 - total flux cleaned = -0.00105704 Jy ! Component: 1000 - total flux cleaned = -0.0010572 Jy ! Component: 1050 - total flux cleaned = -0.00107466 Jy ! Component: 1100 - total flux cleaned = -0.00107481 Jy ! Component: 1150 - total flux cleaned = -0.00110015 Jy ! Component: 1200 - total flux cleaned = -0.00109174 Jy ! Component: 1250 - total flux cleaned = -0.00111662 Jy ! Component: 1300 - total flux cleaned = -0.0010756 Jy ! Component: 1350 - total flux cleaned = -0.00106757 Jy ! Component: 1400 - total flux cleaned = -0.00107583 Jy ! Component: 1450 - total flux cleaned = -0.0011078 Jy ! Component: 1500 - total flux cleaned = -0.00108405 Jy ! Component: 1550 - total flux cleaned = -0.00112323 Jy ! Component: 1600 - total flux cleaned = -0.00111546 Jy ! Component: 1650 - total flux cleaned = -0.00109988 Jy ! Component: 1700 - total flux cleaned = -0.00108452 Jy ! Component: 1750 - total flux cleaned = -0.00106933 Jy ! Component: 1800 - total flux cleaned = -0.00107679 Jy ! Component: 1850 - total flux cleaned = -0.00105447 Jy ! Component: 1900 - total flux cleaned = -0.00105448 Jy ! Component: 1950 - total flux cleaned = -0.00103244 Jy ! Component: 2000 - total flux cleaned = -0.00102513 Jy ! Component: 2050 - total flux cleaned = -0.00102512 Jy ! Component: 2100 - total flux cleaned = -0.00101798 Jy ! Component: 2150 - total flux cleaned = -0.000975307 Jy ! Component: 2200 - total flux cleaned = -0.000975416 Jy ! Component: 2250 - total flux cleaned = -0.000968433 Jy ! Component: 2300 - total flux cleaned = -0.00095447 Jy ! Component: 2350 - total flux cleaned = -0.000933687 Jy ! Component: 2400 - total flux cleaned = -0.000940476 Jy ! Component: 2450 - total flux cleaned = -0.000926922 Jy ! Component: 2500 - total flux cleaned = -0.00088627 Jy ! Component: 2550 - total flux cleaned = -0.000886194 Jy ! Component: 2600 - total flux cleaned = -0.000866055 Jy ! Component: 2650 - total flux cleaned = -0.000852659 Jy ! Component: 2700 - total flux cleaned = -0.000846049 Jy ! Component: 2750 - total flux cleaned = -0.000832874 Jy ! Component: 2800 - total flux cleaned = -0.000819783 Jy ! Component: 2850 - total flux cleaned = -0.000819831 Jy ! Component: 2900 - total flux cleaned = -0.00080695 Jy ! Component: 2950 - total flux cleaned = -0.00078768 Jy ! Component: 3000 - total flux cleaned = -0.00077492 Jy ! Component: 3050 - total flux cleaned = -0.00073695 Jy ! Component: 3100 - total flux cleaned = -0.000755853 Jy ! Component: 3150 - total flux cleaned = -0.000730818 Jy ! Component: 3200 - total flux cleaned = -0.000718451 Jy ! Component: 3250 - total flux cleaned = -0.000699903 Jy ! Component: 3300 - total flux cleaned = -0.000706089 Jy ! Component: 3350 - total flux cleaned = -0.00072446 Jy ! Component: 3400 - total flux cleaned = -0.000712335 Jy ! Component: 3450 - total flux cleaned = -0.000700184 Jy ! Component: 3500 - total flux cleaned = -0.000700212 Jy ! Component: 3550 - total flux cleaned = -0.000670261 Jy ! Component: 3600 - total flux cleaned = -0.000676219 Jy ! Component: 3650 - total flux cleaned = -0.000670319 Jy ! Component: 3700 - total flux cleaned = -0.000652625 Jy ! Component: 3750 - total flux cleaned = -0.000640925 Jy ! Component: 3800 - total flux cleaned = -0.000623444 Jy ! Component: 3850 - total flux cleaned = -0.00064659 Jy ! Component: 3900 - total flux cleaned = -0.000617777 Jy ! Component: 3950 - total flux cleaned = -0.000623496 Jy ! Component: 4000 - total flux cleaned = -0.000595005 Jy ! Component: 4050 - total flux cleaned = -0.000583666 Jy ! Total flux subtracted in 4096 components = -0.000594995 Jy ! Clean residual min=-0.000302 max=0.000401 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0586159 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 373 components and 0.0586159 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1628-0041_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9473 x 2.033 at 2.547 degrees (North through East) ! Clean map min=-0.00071629 max=0.047085 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1628-0041_X_map.fits wmodel /vlbi/uf001/uva//J1628-0041_X_map.mod ! Writing 373 model components to file: /vlbi/uf001/uva//J1628-0041_X_map.mod wobs /vlbi/uf001/uva//J1628-0041_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1628-0041_X_uvs.fits wwins /vlbi/uf001/uva//J1628-0041_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1628-0041_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0470848 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.77096e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.622556 0.622556 1.24511 2.49022 4.98044 9.96089 19.9218 39.8436 79.6871 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 481.884 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1628-0041_X_dfm.log closed on Mon Jan 14 03:43:07 2019