! Started logfile: /image_prod/ug002_uva//J1746+6421_X_a_dfm.log on Thu Mar 5 03:26:47 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//J1746+6421_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1746+6421_X_a_uva.fits ! AN table 1: 160 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.996181 visibilities/baseline/integration-bin. ! Found source: J1746+6421 ! ! 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 68856 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 J1746+6421_X_a] 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=1.003959Jy sigma=9.372922 ! Fit after self-cal, rms=0.944218Jy sigma=8.820059 ! 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=0.8936 mas, bmaj=1.11 mas, bpa=-1.212 degrees ! Estimated noise=0.73724 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 = 0.0420422 Jy ! Component: 100 - total flux cleaned = 0.0521398 Jy ! Total flux subtracted in 100 components = 0.0521398 Jy ! Clean residual min=-0.004363 max=0.014326 Jy/beam ! Clean residual mean=-0.000004 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.0521398 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0521398 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=0.066003Jy sigma=0.552845 ! Fit after self-cal, rms=0.064840Jy sigma=0.541592 ! Inverting map ! Added new window around map position (-2.8, -3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127235 Jy ! Component: 100 - total flux cleaned = 0.018201 Jy ! Total flux subtracted in 100 components = 0.018201 Jy ! Clean residual min=-0.003351 max=0.004611 Jy/beam ! Clean residual mean=-0.000004 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.0703408 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.0703408 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=0.062169Jy sigma=0.514899 ! Fit after self-cal, rms=0.061675Jy sigma=0.509626 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00590653 Jy ! Component: 100 - total flux cleaned = 0.00821296 Jy ! Total flux subtracted in 100 components = 0.00821296 Jy ! Clean residual min=-0.002809 max=0.003423 Jy/beam ! Clean residual mean=-0.000003 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.0785537 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.0785538 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=0.061037Jy sigma=0.503675 ! Fit after self-cal, rms=0.060949Jy sigma=0.502729 ! 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=1.207 mas, bmaj=1.465 mas, bpa=2.872 degrees ! Estimated noise=0.294838 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 = 0.00328705 Jy ! Component: 100 - total flux cleaned = 0.00501085 Jy ! Component: 150 - total flux cleaned = 0.00569021 Jy ! Component: 200 - total flux cleaned = 0.00579454 Jy ! Total flux subtracted in 200 components = 0.00579454 Jy ! Clean residual min=-0.002223 max=0.002956 Jy/beam ! Clean residual mean=-0.000012 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.0843483 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.0843483 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=0.060739Jy sigma=0.501215 ! Fit after self-cal, rms=0.060729Jy sigma=0.501041 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.207 x 1.465 at 2.872 degrees (North through East) ! Clean map min=-0.0021799 max=0.055841 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.93 KP 1.07 ! LA 1.01 MK 1.09 NL 1.19 OV 0.95 ! PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.91 KP 1.08 ! LA 1.05 MK 1.03 NL 1.19 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.06 HN 0.92 KP 1.08 ! LA 1.01 MK 1.05 NL 1.19 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 0.94 KP 1.10 ! LA 1.03 MK 1.06 NL 1.20 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.91 KP 1.12 ! LA 0.99 MK 1.03 NL 1.18 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.04 HN 0.92 KP 1.14 ! LA 1.01 MK 1.03 NL 1.19 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.93 KP 1.08 ! LA 1.01 MK 1.01 NL 1.18 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 0.92 KP 1.07 ! LA 1.01 MK 1.02 NL 1.17 OV 0.89 ! PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 0.93 KP 1.08 ! LA 1.03 MK 1.03 NL 1.14 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.00 HN 0.87 KP 1.09 ! LA 1.00 MK 0.97 NL 1.16 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 0.93 KP 1.12 ! LA 1.01 MK 1.02 NL 1.13 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.99 HN 0.89 KP 1.08 ! LA 1.01 MK 1.01 NL 1.17 OV 0.90 ! PT 0.89 ! ! ! Fit before self-cal, rms=0.060729Jy sigma=0.501041 ! Fit after self-cal, rms=0.057009Jy sigma=0.496033 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.208 mas, bmaj=1.464 mas, bpa=2.985 degrees ! Estimated noise=0.291238 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 (22, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244757 Jy ! Component: 100 - total flux cleaned = 0.00365606 Jy ! Component: 150 - total flux cleaned = 0.00403425 Jy ! Component: 200 - total flux cleaned = 0.00421677 Jy ! Total flux subtracted in 200 components = 0.00421677 Jy ! Clean residual min=-0.002022 max=0.002290 Jy/beam ! Clean residual mean=-0.000009 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0885651 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 49 components and 0.0885651 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=0.056899Jy sigma=0.494880 ! Fit after self-cal, rms=0.056886Jy sigma=0.494469 ! 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=0.056886Jy sigma=0.494469 ! Fit after self-cal, rms=0.056823Jy sigma=0.487270 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=1.459 mas, bpa=3.079 degrees ! Estimated noise=0.291019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000118058 Jy ! Component: 100 - total flux cleaned = -0.000228772 Jy ! Component: 150 - total flux cleaned = -0.000532501 Jy ! Component: 200 - total flux cleaned = -0.000774567 Jy ! Total flux subtracted in 200 components = -0.000774567 Jy ! Clean residual min=-0.000981 max=0.001025 Jy/beam ! Clean residual mean=0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0877905 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 66 components and 0.0877905 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=0.056787Jy sigma=0.486950 ! Fit after self-cal, rms=0.056815Jy sigma=0.486765 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 (-5.2, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000833659 Jy ! Component: 100 - total flux cleaned = 0.000818103 Jy ! Component: 150 - total flux cleaned = 0.000714769 Jy ! Component: 200 - total flux cleaned = 0.000669405 Jy ! Total flux subtracted in 200 components = 0.000669405 Jy ! Clean residual min=-0.000959 max=0.000872 Jy/beam ! Clean residual mean=0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0884599 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.0884599 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=0.056794Jy sigma=0.486600 ! Fit after self-cal, rms=0.056793Jy sigma=0.486581 ! 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=0.056793Jy sigma=0.486581 ! Fit after self-cal, rms=0.057065Jy sigma=0.486530 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.214 mas, bmaj=1.46 mas, bpa=3.118 degrees ! Estimated noise=0.291179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.47014e-05 Jy ! Component: 100 - total flux cleaned = -0.000125531 Jy ! Component: 150 - total flux cleaned = -0.000212701 Jy ! Component: 200 - total flux cleaned = -0.000294227 Jy ! Total flux subtracted in 200 components = -0.000294227 Jy ! Clean residual min=-0.000999 max=0.000848 Jy/beam ! Clean residual mean=0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0881657 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 92 components and 0.0881657 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=0.057056Jy sigma=0.486465 ! Fit after self-cal, rms=0.057060Jy sigma=0.486458 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 = -2.56999e-05 Jy ! Component: 100 - total flux cleaned = -0.000101526 Jy ! Component: 150 - total flux cleaned = -0.000160761 Jy ! Component: 200 - total flux cleaned = -0.000194255 Jy ! Total flux subtracted in 200 components = -0.000194255 Jy ! Clean residual min=-0.000981 max=0.000858 Jy/beam ! Clean residual mean=0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0879714 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 0.0879714 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=0.057054Jy sigma=0.486419 ! Fit after self-cal, rms=0.057055Jy sigma=0.486419 ! 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=0.057055Jy sigma=0.486419 ! Fit after self-cal, rms=0.057064Jy sigma=0.486410 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.434 mas, bmaj=2.667 mas, bpa=45.46 degrees ! Estimated noise=0.34471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000403978 Jy ! Component: 100 - total flux cleaned = -0.000555234 Jy ! Component: 150 - total flux cleaned = -0.000618224 Jy ! Component: 200 - total flux cleaned = -0.000656247 Jy ! Total flux subtracted in 200 components = -0.000656247 Jy ! Clean residual min=-0.001132 max=0.000915 Jy/beam ! Clean residual mean=0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0873152 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 106 components and 0.0873152 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=0.057062Jy sigma=0.486393 ! Fit after self-cal, rms=0.057061Jy sigma=0.486389 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 = -9.28542e-05 Jy ! Component: 100 - total flux cleaned = -0.000112645 Jy ! Component: 150 - total flux cleaned = -0.000112436 Jy ! Component: 200 - total flux cleaned = -0.000117459 Jy ! Total flux subtracted in 200 components = -0.000117459 Jy ! Clean residual min=-0.001119 max=0.000897 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0871977 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 113 components and 0.0871977 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=0.057060Jy sigma=0.486383 ! Fit after self-cal, rms=0.057059Jy sigma=0.486379 ! 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=1.217 mas, bmaj=1.459 mas, bpa=2.984 degrees ! Estimated noise=0.291104 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.217 x 1.459 at 2.984 degrees (North through East) ! Clean map min=-0.000938 max=0.055168 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=0.8949 mas, bmaj=1.111 mas, bpa=-1.56 degrees ! Estimated noise=0.732774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0440289 Jy ! Component: 100 - total flux cleaned = 0.0621578 Jy ! Component: 150 - total flux cleaned = 0.0712819 Jy ! Component: 200 - total flux cleaned = 0.0765929 Jy ! Total flux subtracted in 200 components = 0.0765929 Jy ! Clean residual min=-0.001916 max=0.002700 Jy/beam ! Clean residual mean=-0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0765929 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0765929 Jy ! Inverting map and beam ! Estimated beam: bmin=1.217 mas, bmaj=1.459 mas, bpa=2.984 degrees ! Estimated noise=0.291104 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 = 0.00426383 Jy ! Component: 100 - total flux cleaned = 0.00657694 Jy ! Component: 150 - total flux cleaned = 0.00806427 Jy ! Component: 200 - total flux cleaned = 0.00914766 Jy ! Total flux subtracted in 200 components = 0.00914766 Jy ! Clean residual min=-0.001008 max=0.000948 Jy/beam ! Clean residual mean=0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0857406 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 31 components and 0.0857406 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=2.434 mas, bmaj=2.667 mas, bpa=45.46 degrees ! Estimated noise=0.34471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000776729 Jy ! Component: 100 - total flux cleaned = 0.000858726 Jy ! Component: 150 - total flux cleaned = 0.000858331 Jy ! Component: 200 - total flux cleaned = 0.000878239 Jy ! Total flux subtracted in 200 components = 0.000878239 Jy ! Clean residual min=-0.001153 max=0.001008 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0866188 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 = 3.48948e-05 Jy ! Component: 100 - total flux cleaned = 6.59479e-05 Jy ! Component: 150 - total flux cleaned = 9.42985e-05 Jy ! Component: 200 - total flux cleaned = 0.000132258 Jy ! Total flux subtracted in 200 components = 0.000132258 Jy ! Clean residual min=-0.001104 max=0.000938 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0867511 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 60 components and 0.0867511 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.217 mas, bmaj=1.459 mas, bpa=2.984 degrees ! Estimated noise=0.291104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000164361 Jy ! Component: 100 - total flux cleaned = 0.000217126 Jy ! Component: 150 - total flux cleaned = 0.000216842 Jy ! Component: 200 - total flux cleaned = 0.000244988 Jy ! Total flux subtracted in 200 components = 0.000244988 Jy ! Clean residual min=-0.000943 max=0.000875 Jy/beam ! Clean residual mean=0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0869961 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 0.0869961 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=0.057063Jy sigma=0.486442 ! Fit after self-cal, rms=0.057062Jy sigma=0.486424 wmodel J1746+6421_X_a_map.mod ! Writing 74 model components to file: J1746+6421_X_a_map.mod wobs J1746+6421_X_a_uvs.fits ! Writing UV FITS file: J1746+6421_X_a_uvs.fits wwins J1746+6421_X_a_map.win ! wwins: Wrote 4 windows to J1746+6421_X_a_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 = -0.000200431 Jy ! Component: 100 - total flux cleaned = -0.000213806 Jy ! Component: 150 - total flux cleaned = -0.000226965 Jy ! Component: 200 - total flux cleaned = -0.000214572 Jy ! Component: 250 - total flux cleaned = -0.000202575 Jy ! Component: 300 - total flux cleaned = -0.000202509 Jy ! Component: 350 - total flux cleaned = -0.000134793 Jy ! Component: 400 - total flux cleaned = -0.000113019 Jy ! Component: 450 - total flux cleaned = -8.10833e-05 Jy ! Component: 500 - total flux cleaned = -0.000102304 Jy ! Component: 550 - total flux cleaned = -7.15057e-05 Jy ! Component: 600 - total flux cleaned = -8.90881e-07 Jy ! Component: 650 - total flux cleaned = -1.11077e-05 Jy ! Component: 700 - total flux cleaned = 2.80587e-05 Jy ! Component: 750 - total flux cleaned = 5.68768e-05 Jy ! Component: 800 - total flux cleaned = 8.55046e-05 Jy ! Component: 850 - total flux cleaned = 0.000151267 Jy ! Component: 900 - total flux cleaned = 0.000178865 Jy ! Component: 950 - total flux cleaned = 0.000242707 Jy ! Component: 1000 - total flux cleaned = 0.000305847 Jy ! Component: 1050 - total flux cleaned = 0.000350332 Jy ! Component: 1100 - total flux cleaned = 0.000376823 Jy ! Component: 1150 - total flux cleaned = 0.000464104 Jy ! Component: 1200 - total flux cleaned = 0.000524523 Jy ! Component: 1250 - total flux cleaned = 0.000592987 Jy ! Component: 1300 - total flux cleaned = 0.000660653 Jy ! Component: 1350 - total flux cleaned = 0.000694193 Jy ! Component: 1400 - total flux cleaned = 0.000769009 Jy ! Component: 1450 - total flux cleaned = 0.000826502 Jy ! Component: 1500 - total flux cleaned = 0.000859227 Jy ! Component: 1550 - total flux cleaned = 0.000956261 Jy ! Component: 1600 - total flux cleaned = 0.000996339 Jy ! Component: 1650 - total flux cleaned = 0.00105183 Jy ! Component: 1700 - total flux cleaned = 0.00110697 Jy ! Component: 1750 - total flux cleaned = 0.00116163 Jy ! Component: 1800 - total flux cleaned = 0.00120044 Jy ! Component: 1850 - total flux cleaned = 0.00130014 Jy ! Component: 1900 - total flux cleaned = 0.00130764 Jy ! Component: 1950 - total flux cleaned = 0.00138294 Jy ! Component: 2000 - total flux cleaned = 0.00141288 Jy ! Component: 2050 - total flux cleaned = 0.00145002 Jy ! Component: 2100 - total flux cleaned = 0.00151636 Jy ! Component: 2150 - total flux cleaned = 0.00153827 Jy ! Component: 2200 - total flux cleaned = 0.00160363 Jy ! Component: 2250 - total flux cleaned = 0.00164677 Jy ! Component: 2300 - total flux cleaned = 0.0016754 Jy ! Component: 2350 - total flux cleaned = 0.00171804 Jy ! Component: 2400 - total flux cleaned = 0.00178154 Jy ! Component: 2450 - total flux cleaned = 0.00181673 Jy ! Component: 2500 - total flux cleaned = 0.00187933 Jy ! Component: 2550 - total flux cleaned = 0.00191394 Jy ! Component: 2600 - total flux cleaned = 0.00196202 Jy ! Component: 2650 - total flux cleaned = 0.00198256 Jy ! Component: 2700 - total flux cleaned = 0.00203685 Jy ! Component: 2750 - total flux cleaned = 0.0020638 Jy ! Component: 2800 - total flux cleaned = 0.00207054 Jy ! Component: 2850 - total flux cleaned = 0.0021171 Jy ! Component: 2900 - total flux cleaned = 0.00216348 Jy ! Component: 2950 - total flux cleaned = 0.00217009 Jy ! Component: 3000 - total flux cleaned = 0.00222897 Jy ! Component: 3050 - total flux cleaned = 0.00224202 Jy ! Component: 3100 - total flux cleaned = 0.00224851 Jy ! Component: 3150 - total flux cleaned = 0.00228714 Jy ! Component: 3200 - total flux cleaned = 0.00229994 Jy ! Component: 3250 - total flux cleaned = 0.00230632 Jy ! Component: 3300 - total flux cleaned = 0.00235065 Jy ! Component: 3350 - total flux cleaned = 0.00233176 Jy ! Component: 3400 - total flux cleaned = 0.00233173 Jy ! Component: 3450 - total flux cleaned = 0.0023817 Jy ! Component: 3500 - total flux cleaned = 0.00238787 Jy ! Component: 3550 - total flux cleaned = 0.00240029 Jy ! Component: 3600 - total flux cleaned = 0.0024556 Jy ! Component: 3650 - total flux cleaned = 0.00245562 Jy ! Component: 3700 - total flux cleaned = 0.00246781 Jy ! Component: 3750 - total flux cleaned = 0.00247384 Jy ! Component: 3800 - total flux cleaned = 0.00249789 Jy ! Component: 3850 - total flux cleaned = 0.00251589 Jy ! Component: 3900 - total flux cleaned = 0.00251591 Jy ! Component: 3950 - total flux cleaned = 0.00254556 Jy ! Component: 4000 - total flux cleaned = 0.00257498 Jy ! Component: 4050 - total flux cleaned = 0.00260435 Jy ! Total flux subtracted in 4096 components = 0.00256338 Jy ! Clean residual min=-0.000350 max=0.000411 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0895595 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 390 components and 0.0895594 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1746+6421_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.217 x 1.459 at 2.984 degrees (North through East) ! Clean map min=-0.00064097 max=0.055344 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1746+6421_X_a_map.fits wmodel /image_prod/ug002_uva//J1746+6421_X_a_map.mod ! Writing 390 model components to file: /image_prod/ug002_uva//J1746+6421_X_a_map.mod wobs /image_prod/ug002_uva//J1746+6421_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1746+6421_X_a_uvs.fits wwins /image_prod/ug002_uva//J1746+6421_X_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1746+6421_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0553436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102515 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.555703 0.555703 1.11141 2.22281 4.44563 8.89125 17.7825 35.565 71.13 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 539.856 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1746+6421_X_a_dfm.log closed on Thu Mar 5 03:26:53 2020