! Started logfile: /image_prod/ug002_uva//J2252-2751_X_dfm.log on Thu Mar 5 05:55:24 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//J2252-2751_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2252-2751_X_uva.fits ! AN table 1: 30 integrations on 15 of 15 possible baselines. ! AN table 2: 30 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2252-2751 ! ! 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 12960 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 J2252-2751_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.003037Jy sigma=7.791752 ! Fit after self-cal, rms=0.965719Jy sigma=7.514301 ! 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=0.6031 mas, bmaj=1.732 mas, bpa=3.937 degrees ! Estimated noise=1.87396 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 = 0.0288538 Jy ! Component: 100 - total flux cleaned = 0.0347456 Jy ! Total flux subtracted in 100 components = 0.0347456 Jy ! Clean residual min=-0.004818 max=0.006788 Jy/beam ! Clean residual mean=-0.000005 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.0347456 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0347456 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=0.062830Jy sigma=0.445607 ! Fit after self-cal, rms=0.061178Jy sigma=0.431936 ! 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=0.7502 mas, bmaj=2.072 mas, bpa=3.224 degrees ! Estimated noise=0.815917 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 = 0.00375666 Jy ! Component: 100 - total flux cleaned = 0.00419185 Jy ! Component: 150 - total flux cleaned = 0.00422993 Jy ! Component: 200 - total flux cleaned = 0.00420044 Jy ! Total flux subtracted in 200 components = 0.00420044 Jy ! Clean residual min=-0.003247 max=0.005467 Jy/beam ! Clean residual mean=-0.000015 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.038946 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.038946 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=0.060929Jy sigma=0.430406 ! Fit after self-cal, rms=0.060841Jy sigma=0.429808 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7502 x 2.072 at 3.224 degrees (North through East) ! Clean map min=-0.0031336 max=0.038194 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.70 LA 1.26 NL 1.54 ! OV 0.84 SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 LA 0.99 MK 1.25 NL 1.42 ! OV 0.99 PT 0.82 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 HN 0.70 LA 1.24 NL 1.29 ! OV 0.85 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 LA 1.16 MK 1.18 NL 1.26 ! OV 0.93 PT 0.88 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 HN 0.72 LA 1.23 NL 1.45 ! OV 0.84 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 LA 1.17 MK 1.01 NL 1.47 ! OV 1.10 PT 0.81 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 HN 0.70 LA 1.20 NL 1.66 ! OV 0.81 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 LA 1.14 MK 1.16 NL 1.34 ! OV 1.11 PT 0.82 SC 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.79 LA 1.13 NL 1.39 ! OV 0.79 SC 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 LA 1.11 MK 1.18 NL 1.27 ! OV 0.94 PT 0.84 SC 1.20 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 HN 0.77 LA 1.18 NL 1.69 ! OV 0.70 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 LA 1.03 MK 1.16 NL 1.45 ! OV 0.90 PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 0.68 LA 1.09 NL 1.48 ! OV 0.87 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 LA 0.90 MK 1.42 NL 1.24 ! OV 0.97 PT 0.88 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.68 LA 1.13 NL 1.33 ! OV 0.84 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 LA 1.23 MK 1.12 NL 1.35 ! OV 0.91 PT 0.93 SC 1.09 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 HN 0.67 LA 1.13 NL 1.40 ! OV 0.68 SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 LA 1.15 MK 1.23 NL 1.41 ! OV 0.85 PT 0.92 SC 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 HN 0.59 LA 1.21 NL 1.31 ! OV 0.84 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 LA 1.00 MK 1.10 NL 1.31 ! OV 1.02 PT 0.82 SC 0.84 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 HN 0.62 LA 1.24 NL 1.21 ! OV 0.81 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 LA 1.11 MK 0.90 NL 1.34 ! OV 1.03 PT 0.98 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 HN 0.61 LA 0.99 NL 1.37 ! OV 0.78 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 LA 1.21 MK 0.80 NL 1.29 ! OV 0.79 PT 0.96 SC 0.84 ! ! ! Fit before self-cal, rms=0.060841Jy sigma=0.429808 ! Fit after self-cal, rms=0.057610Jy sigma=0.422747 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7469 mas, bmaj=2.127 mas, bpa=4.643 degrees ! Estimated noise=0.8087 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 = -2.17944e-05 Jy ! Component: 100 - total flux cleaned = -6.33887e-05 Jy ! Component: 150 - total flux cleaned = -9.32148e-05 Jy ! Component: 200 - total flux cleaned = -9.94717e-05 Jy ! Total flux subtracted in 200 components = -9.94717e-05 Jy ! Clean residual min=-0.002048 max=0.002775 Jy/beam ! Clean residual mean=-0.000014 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.0388466 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 15 components and 0.0388466 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=0.057606Jy sigma=0.422726 ! Fit after self-cal, rms=0.057999Jy sigma=0.420571 ! 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=0.057999Jy sigma=0.420571 ! Fit after self-cal, rms=0.060941Jy sigma=0.419985 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7468 mas, bmaj=2.145 mas, bpa=5.038 degrees ! Estimated noise=0.814653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.67226e-05 Jy ! Component: 100 - total flux cleaned = 7.69716e-05 Jy ! Component: 150 - total flux cleaned = 6.94961e-05 Jy ! Component: 200 - total flux cleaned = 6.35342e-05 Jy ! Total flux subtracted in 200 components = 6.35342e-05 Jy ! Clean residual min=-0.001901 max=0.002691 Jy/beam ! Clean residual mean=-0.000014 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.0389101 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.0389101 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=0.060938Jy sigma=0.419964 ! Fit after self-cal, rms=0.061187Jy sigma=0.419610 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 (-3.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258608 Jy ! Component: 100 - total flux cleaned = 0.00404124 Jy ! Component: 150 - total flux cleaned = 0.00497851 Jy ! Component: 200 - total flux cleaned = 0.00566599 Jy ! Total flux subtracted in 200 components = 0.00566599 Jy ! Clean residual min=-0.001516 max=0.001963 Jy/beam ! Clean residual mean=-0.000009 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.0445761 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 45 components and 0.0445761 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=0.061072Jy sigma=0.418594 ! Fit after self-cal, rms=0.061024Jy sigma=0.418110 ! Inverting map ! Added new window around map position (-48.8, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204249 Jy ! Component: 100 - total flux cleaned = 0.00322617 Jy ! Component: 150 - total flux cleaned = 0.00403586 Jy ! Component: 200 - total flux cleaned = 0.00458589 Jy ! Total flux subtracted in 200 components = 0.00458589 Jy ! Clean residual min=-0.001513 max=0.001541 Jy/beam ! Clean residual mean=-0.000008 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.049162 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.049162 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=0.060942Jy sigma=0.417537 ! Fit after self-cal, rms=0.060893Jy sigma=0.417096 ! Inverting map ! Added new window around map position (-27, -37.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169902 Jy ! Component: 100 - total flux cleaned = 0.00278295 Jy ! Component: 150 - total flux cleaned = 0.00360979 Jy ! Component: 200 - total flux cleaned = 0.00420679 Jy ! Total flux subtracted in 200 components = 0.00420679 Jy ! Clean residual min=-0.001386 max=0.001495 Jy/beam ! Clean residual mean=-0.000006 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0533688 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 84 components and 0.0533688 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=0.060829Jy sigma=0.416638 ! Fit after self-cal, rms=0.060807Jy sigma=0.416417 ! 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=0.060807Jy sigma=0.416417 ! Fit after self-cal, rms=0.061285Jy sigma=0.415908 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7523 mas, bmaj=2.156 mas, bpa=5.283 degrees ! Estimated noise=0.812054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150672 Jy ! Component: 100 - total flux cleaned = 0.00243184 Jy ! Component: 150 - total flux cleaned = 0.00305825 Jy ! Component: 200 - total flux cleaned = 0.00328329 Jy ! Total flux subtracted in 200 components = 0.00328329 Jy ! Clean residual min=-0.001085 max=0.001069 Jy/beam ! Clean residual mean=-0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0566521 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 98 components and 0.0566521 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=0.061236Jy sigma=0.415555 ! Fit after self-cal, rms=0.061302Jy sigma=0.415257 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104911 Jy ! Component: 100 - total flux cleaned = 0.00149112 Jy ! Component: 150 - total flux cleaned = 0.00160251 Jy ! Component: 200 - total flux cleaned = 0.00168173 Jy ! Total flux subtracted in 200 components = 0.00168173 Jy ! Clean residual min=-0.001085 max=0.001035 Jy/beam ! Clean residual mean=-0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0583338 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 106 components and 0.0583338 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=0.061273Jy sigma=0.415089 ! Fit after self-cal, rms=0.061268Jy sigma=0.415028 ! 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=0.061268Jy sigma=0.415028 ! Fit after self-cal, rms=0.062256Jy sigma=0.414922 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.99 mas, bmaj=5.08 mas, bpa=4.073 degrees ! Estimated noise=1.09339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113938 Jy ! Component: 100 - total flux cleaned = 0.00150469 Jy ! Component: 150 - total flux cleaned = 0.00163644 Jy ! Component: 200 - total flux cleaned = 0.00172633 Jy ! Total flux subtracted in 200 components = 0.00172633 Jy ! Clean residual min=-0.000897 max=0.000806 Jy/beam ! Clean residual mean=-0.000004 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0600602 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 136 components and 0.0600602 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=0.062248Jy sigma=0.414899 ! Fit after self-cal, rms=0.062291Jy sigma=0.414744 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000793251 Jy ! Component: 100 - total flux cleaned = 0.000930073 Jy ! Component: 150 - total flux cleaned = 0.0009765 Jy ! Component: 200 - total flux cleaned = 0.00101244 Jy ! Total flux subtracted in 200 components = 0.00101244 Jy ! Clean residual min=-0.000847 max=0.000754 Jy/beam ! Clean residual mean=-0.000003 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0610726 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 147 components and 0.0610726 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=0.062286Jy sigma=0.414743 ! Fit after self-cal, rms=0.062276Jy sigma=0.414652 ! 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=0.7532 mas, bmaj=2.158 mas, bpa=5.324 degrees ! Estimated noise=0.815481 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7532 x 2.158 at 5.324 degrees (North through East) ! Clean map min=-0.0009692 max=0.03755 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=0.6079 mas, bmaj=1.829 mas, bpa=6.184 degrees ! Estimated noise=1.83892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0300145 Jy ! Component: 100 - total flux cleaned = 0.0379101 Jy ! Component: 150 - total flux cleaned = 0.0430106 Jy ! Component: 200 - total flux cleaned = 0.0468467 Jy ! Total flux subtracted in 200 components = 0.0468467 Jy ! Clean residual min=-0.003582 max=0.003045 Jy/beam ! Clean residual mean=-0.000003 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.0468467 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0468467 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7532 mas, bmaj=2.158 mas, bpa=5.324 degrees ! Estimated noise=0.815481 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 (-26.4, -50.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00377185 Jy ! Component: 100 - total flux cleaned = 0.00635504 Jy ! Component: 150 - total flux cleaned = 0.00837129 Jy ! Component: 200 - total flux cleaned = 0.00998321 Jy ! Total flux subtracted in 200 components = 0.00998321 Jy ! Clean residual min=-0.001475 max=0.001433 Jy/beam ! Clean residual mean=-0.000006 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0568299 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 49 components and 0.0568299 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=1.99 mas, bmaj=5.08 mas, bpa=4.073 degrees ! Estimated noise=1.09339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189092 Jy ! Component: 100 - total flux cleaned = 0.00262386 Jy ! Component: 150 - total flux cleaned = 0.00293726 Jy ! Component: 200 - total flux cleaned = 0.00321963 Jy ! Total flux subtracted in 200 components = 0.00321963 Jy ! Clean residual min=-0.001080 max=0.001170 Jy/beam ! Clean residual mean=-0.000006 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0600496 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 = 0.000234808 Jy ! Component: 100 - total flux cleaned = 0.000460224 Jy ! Component: 150 - total flux cleaned = 0.000607116 Jy ! Component: 200 - total flux cleaned = 0.000722465 Jy ! Total flux subtracted in 200 components = 0.000722465 Jy ! Clean residual min=-0.000946 max=0.000921 Jy/beam ! Clean residual mean=-0.000004 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.060772 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 97 components and 0.060772 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7532 mas, bmaj=2.158 mas, bpa=5.324 degrees ! Estimated noise=0.815481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000187181 Jy ! Component: 100 - total flux cleaned = 0.00035397 Jy ! Component: 150 - total flux cleaned = 0.000505385 Jy ! Component: 200 - total flux cleaned = 0.000560236 Jy ! Total flux subtracted in 200 components = 0.000560236 Jy ! Clean residual min=-0.001137 max=0.001064 Jy/beam ! Clean residual mean=-0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0613323 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 119 components and 0.0613323 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=0.062280Jy sigma=0.414727 ! Fit after self-cal, rms=0.062265Jy sigma=0.414590 wmodel J2252-2751_X_map.mod ! Writing 119 model components to file: J2252-2751_X_map.mod wobs J2252-2751_X_uvs.fits ! Writing UV FITS file: J2252-2751_X_uvs.fits wwins J2252-2751_X_map.win ! wwins: Wrote 5 windows to J2252-2751_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 = -0.000349981 Jy ! Component: 100 - total flux cleaned = -0.000551484 Jy ! Component: 150 - total flux cleaned = -0.000636677 Jy ! Component: 200 - total flux cleaned = -0.000783869 Jy ! Component: 250 - total flux cleaned = -0.000893211 Jy ! Component: 300 - total flux cleaned = -0.000923657 Jy ! Component: 350 - total flux cleaned = -0.000866074 Jy ! Component: 400 - total flux cleaned = -0.000908137 Jy ! Component: 450 - total flux cleaned = -0.000811726 Jy ! Component: 500 - total flux cleaned = -0.000771301 Jy ! Component: 550 - total flux cleaned = -0.000705481 Jy ! Component: 600 - total flux cleaned = -0.000654125 Jy ! Component: 650 - total flux cleaned = -0.000666976 Jy ! Component: 700 - total flux cleaned = -0.000654554 Jy ! Component: 750 - total flux cleaned = -0.000593442 Jy ! Component: 800 - total flux cleaned = -0.000593565 Jy ! Component: 850 - total flux cleaned = -0.000522607 Jy ! Component: 900 - total flux cleaned = -0.000476187 Jy ! Component: 950 - total flux cleaned = -0.000453151 Jy ! Component: 1000 - total flux cleaned = -0.000430521 Jy ! Component: 1050 - total flux cleaned = -0.000385838 Jy ! Component: 1100 - total flux cleaned = -0.000330964 Jy ! Component: 1150 - total flux cleaned = -0.000309413 Jy ! Component: 1200 - total flux cleaned = -0.00027743 Jy ! Component: 1250 - total flux cleaned = -0.000277587 Jy ! Component: 1300 - total flux cleaned = -0.00023591 Jy ! Component: 1350 - total flux cleaned = -0.000225794 Jy ! Component: 1400 - total flux cleaned = -0.000225883 Jy ! Component: 1450 - total flux cleaned = -0.00023598 Jy ! Component: 1500 - total flux cleaned = -0.00023623 Jy ! Component: 1550 - total flux cleaned = -0.000236473 Jy ! Component: 1600 - total flux cleaned = -0.000226684 Jy ! Component: 1650 - total flux cleaned = -0.000207663 Jy ! Component: 1700 - total flux cleaned = -0.000207663 Jy ! Component: 1750 - total flux cleaned = -0.00018888 Jy ! Component: 1800 - total flux cleaned = -0.000198159 Jy ! Component: 1850 - total flux cleaned = -0.000198122 Jy ! Component: 1900 - total flux cleaned = -0.00017074 Jy ! Component: 1950 - total flux cleaned = -0.00016171 Jy ! Component: 2000 - total flux cleaned = -0.000143908 Jy ! Component: 2050 - total flux cleaned = -0.000170574 Jy ! Component: 2100 - total flux cleaned = -0.000170601 Jy ! Component: 2150 - total flux cleaned = -0.000144417 Jy ! Component: 2200 - total flux cleaned = -0.000170394 Jy ! Component: 2250 - total flux cleaned = -0.000196009 Jy ! Component: 2300 - total flux cleaned = -0.000153631 Jy ! Component: 2350 - total flux cleaned = -0.000162175 Jy ! Component: 2400 - total flux cleaned = -0.000178946 Jy ! Component: 2450 - total flux cleaned = -0.000187295 Jy ! Component: 2500 - total flux cleaned = -0.000162678 Jy ! Component: 2550 - total flux cleaned = -0.00013818 Jy ! Component: 2600 - total flux cleaned = -0.000138207 Jy ! Component: 2650 - total flux cleaned = -0.000122051 Jy ! Component: 2700 - total flux cleaned = -8.19856e-05 Jy ! Component: 2750 - total flux cleaned = -5.81087e-05 Jy ! Component: 2800 - total flux cleaned = -3.44876e-05 Jy ! Component: 2850 - total flux cleaned = -1.0986e-05 Jy ! Component: 2900 - total flux cleaned = 2.7881e-05 Jy ! Component: 2950 - total flux cleaned = 5.10857e-05 Jy ! Component: 3000 - total flux cleaned = 3.56551e-05 Jy ! Component: 3050 - total flux cleaned = 6.62226e-05 Jy ! Component: 3100 - total flux cleaned = 8.89825e-05 Jy ! Component: 3150 - total flux cleaned = 0.000111622 Jy ! Component: 3200 - total flux cleaned = 0.000111575 Jy ! Component: 3250 - total flux cleaned = 8.92479e-05 Jy ! Component: 3300 - total flux cleaned = 0.000111637 Jy ! Component: 3350 - total flux cleaned = 0.000119028 Jy ! Component: 3400 - total flux cleaned = 0.000163031 Jy ! Component: 3450 - total flux cleaned = 0.000155743 Jy ! Component: 3500 - total flux cleaned = 0.000163012 Jy ! Component: 3550 - total flux cleaned = 0.000191951 Jy ! Component: 3600 - total flux cleaned = 0.000206327 Jy ! Component: 3650 - total flux cleaned = 0.000234921 Jy ! Component: 3700 - total flux cleaned = 0.000227746 Jy ! Component: 3750 - total flux cleaned = 0.000249001 Jy ! Component: 3800 - total flux cleaned = 0.000256034 Jy ! Component: 3850 - total flux cleaned = 0.000256013 Jy ! Component: 3900 - total flux cleaned = 0.000256058 Jy ! Component: 3950 - total flux cleaned = 0.000249086 Jy ! Component: 4000 - total flux cleaned = 0.000262932 Jy ! Component: 4050 - total flux cleaned = 0.000256017 Jy ! Total flux subtracted in 4096 components = 0.000255982 Jy ! Clean residual min=-0.000371 max=0.000402 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0615883 Jy keep ! Adding 256 model components to the UV plane model. ! The established model now contains 375 components and 0.0615883 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2252-2751_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7532 x 2.158 at 5.324 degrees (North through East) ! Clean map min=-0.00070847 max=0.037136 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2252-2751_X_map.fits wmodel /image_prod/ug002_uva//J2252-2751_X_map.mod ! Writing 375 model components to file: /image_prod/ug002_uva//J2252-2751_X_map.mod wobs /image_prod/ug002_uva//J2252-2751_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2252-2751_X_uvs.fits wwins /image_prod/ug002_uva//J2252-2751_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2252-2751_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0371356 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111414 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.900055 0.900055 1.80011 3.60022 7.20044 14.4009 28.8018 57.6035 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.037 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 333.312 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2252-2751_X_dfm.log closed on Thu Mar 5 05:55:28 2020