! Started logfile: /vlbi/uf001/uva//J0527-2307_X_dfm.log on Sun Jan 13 22:37:05 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//J0527-2307_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0527-2307_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997685 visibilities/baseline/integration-bin. ! Found source: J0527-2307 ! ! 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 25860 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 J0527-2307_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=1.006669Jy sigma=20.343432 ! Fit after self-cal, rms=0.938523Jy sigma=18.914843 ! 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=0.6303 mas, bmaj=1.611 mas, bpa=-4.867 degrees ! Estimated noise=0.401796 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 = 0.0473848 Jy ! Component: 100 - total flux cleaned = 0.0598534 Jy ! Total flux subtracted in 100 components = 0.0598534 Jy ! Clean residual min=-0.002951 max=0.005989 Jy/beam ! Clean residual mean=0.000003 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.0598534 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0598534 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=0.068644Jy sigma=1.263466 ! Fit after self-cal, rms=0.067481Jy sigma=1.241307 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00599953 Jy ! Component: 100 - total flux cleaned = 0.0075706 Jy ! Total flux subtracted in 100 components = 0.0075706 Jy ! Clean residual min=-0.002694 max=0.004849 Jy/beam ! Clean residual mean=0.000002 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.0674241 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.067424 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=0.066890Jy sigma=1.224982 ! Fit after self-cal, rms=0.066884Jy sigma=1.224834 ! Inverting map ! Added new window around map position (1.2, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00467394 Jy ! Component: 100 - total flux cleaned = 0.00679699 Jy ! Total flux subtracted in 100 components = 0.00679699 Jy ! Clean residual min=-0.002450 max=0.004027 Jy/beam ! Clean residual mean=0.000002 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.074221 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.074221 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=0.066470Jy sigma=1.214504 ! Fit after self-cal, rms=0.066422Jy sigma=1.213298 ! 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=0.8212 mas, bmaj=2.033 mas, bpa=-4.038 degrees ! Estimated noise=0.222308 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 (2, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0037515 Jy ! Component: 100 - total flux cleaned = 0.00578055 Jy ! Component: 150 - total flux cleaned = 0.00709986 Jy ! Component: 200 - total flux cleaned = 0.00787751 Jy ! Total flux subtracted in 200 components = 0.00787751 Jy ! Clean residual min=-0.002176 max=0.002908 Jy/beam ! Clean residual mean=0.000001 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.0820986 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 39 components and 0.0820985 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=0.066229Jy sigma=1.208166 ! Fit after self-cal, rms=0.066202Jy sigma=1.207166 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8212 x 2.033 at -4.038 degrees (North through East) ! Clean map min=-0.0019657 max=0.062752 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.06 KP 1.01 ! LA 0.98 MK 1.05 NL 1.11 OV 0.95 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.15 KP 1.03 ! LA 1.08 MK 0.95 NL 1.19 OV 0.96 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.08 HN 0.94 KP 1.02 ! LA 1.01 MK 1.04 NL 1.16 OV 0.89 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 1.16 KP 1.01 ! LA 0.99 MK 1.05 NL 1.16 OV 0.92 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.97 HN 1.13 KP 1.02 ! LA 1.01 MK 1.03 NL 1.07 OV 0.93 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.12 KP 1.00 ! LA 0.98 MK 0.91 NL 1.18 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.08 HN 1.07 KP 1.04 ! LA 0.99 MK 0.92 NL 1.07 OV 0.92 ! PT 0.93 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.03 KP 1.00 ! LA 1.04 MK 1.01 NL 1.17 OV 0.90 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.98 KP 0.96 ! LA 0.99 MK 1.02 NL 1.16 OV 0.90 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.08 KP 1.09 ! LA 0.92 MK 1.06 NL 1.15 OV 0.89 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.03 KP 1.00 ! LA 0.97 MK 0.95 NL 1.12 OV 0.93 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.09 KP 0.98 ! LA 1.00 MK 0.96 NL 1.14 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.066202Jy sigma=1.207166 ! Fit after self-cal, rms=0.067835Jy sigma=1.200090 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8182 mas, bmaj=2.026 mas, bpa=-3.547 degrees ! Estimated noise=0.223403 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 = -1.48856e-05 Jy ! Component: 100 - total flux cleaned = 3.9194e-05 Jy ! Component: 150 - total flux cleaned = 4.1344e-05 Jy ! Component: 200 - total flux cleaned = 4.28556e-05 Jy ! Total flux subtracted in 200 components = 4.28556e-05 Jy ! Clean residual min=-0.001249 max=0.001270 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0821414 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.0821414 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=0.067817Jy sigma=1.199701 ! Fit after self-cal, rms=0.067896Jy sigma=1.199368 ! 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=0.067896Jy sigma=1.199368 ! Fit after self-cal, rms=0.068302Jy sigma=1.197257 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8174 mas, bmaj=2.024 mas, bpa=-3.613 degrees ! Estimated noise=0.223222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000172439 Jy ! Component: 100 - total flux cleaned = -0.000225645 Jy ! Component: 150 - total flux cleaned = -0.000272231 Jy ! Component: 200 - total flux cleaned = -0.000314355 Jy ! Total flux subtracted in 200 components = -0.000314355 Jy ! Clean residual min=-0.001214 max=0.001154 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.081827 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.081827 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=0.068292Jy sigma=1.197080 ! Fit after self-cal, rms=0.068313Jy sigma=1.196967 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 = -2.92687e-05 Jy ! Component: 100 - total flux cleaned = -8.09441e-05 Jy ! Component: 150 - total flux cleaned = -0.000103605 Jy ! Component: 200 - total flux cleaned = -0.000103551 Jy ! Total flux subtracted in 200 components = -0.000103551 Jy ! Clean residual min=-0.001204 max=0.001123 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0817235 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.0817235 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=0.068308Jy sigma=1.196891 ! Fit after self-cal, rms=0.068307Jy sigma=1.196884 ! 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=0.068307Jy sigma=1.196884 ! Fit after self-cal, rms=0.068238Jy sigma=1.196841 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8161 mas, bmaj=2.023 mas, bpa=-3.599 degrees ! Estimated noise=0.222774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000208144 Jy ! Component: 100 - total flux cleaned = -0.000243747 Jy ! Component: 150 - total flux cleaned = -0.000275556 Jy ! Component: 200 - total flux cleaned = -0.000294609 Jy ! Total flux subtracted in 200 components = -0.000294609 Jy ! Clean residual min=-0.001178 max=0.001089 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0814289 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.0814289 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=0.068233Jy sigma=1.196762 ! Fit after self-cal, rms=0.068236Jy sigma=1.196752 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 = -6.5713e-05 Jy ! Component: 100 - total flux cleaned = -8.37965e-05 Jy ! Component: 150 - total flux cleaned = -0.000100147 Jy ! Component: 200 - total flux cleaned = -0.000107917 Jy ! Total flux subtracted in 200 components = -0.000107917 Jy ! Clean residual min=-0.001171 max=0.001087 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0813209 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 0.081321 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=0.068233Jy sigma=1.196715 ! Fit after self-cal, rms=0.068231Jy sigma=1.196711 ! 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=0.068231Jy sigma=1.196711 ! Fit after self-cal, rms=0.068122Jy sigma=1.196695 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=4.959 mas, bpa=1.678 degrees ! Estimated noise=0.283187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000302294 Jy ! Component: 100 - total flux cleaned = -0.000351222 Jy ! Component: 150 - total flux cleaned = -0.000364035 Jy ! Component: 200 - total flux cleaned = -0.000371873 Jy ! Total flux subtracted in 200 components = -0.000371873 Jy ! Clean residual min=-0.001182 max=0.001514 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0809491 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 82 components and 0.0809491 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=0.068121Jy sigma=1.196681 ! Fit after self-cal, rms=0.068122Jy sigma=1.196678 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 = -6.84753e-05 Jy ! Component: 100 - total flux cleaned = -7.62183e-05 Jy ! Component: 150 - total flux cleaned = -7.99301e-05 Jy ! Component: 200 - total flux cleaned = -8.6747e-05 Jy ! Total flux subtracted in 200 components = -8.6747e-05 Jy ! Clean residual min=-0.001180 max=0.001509 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0808623 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 83 components and 0.0808623 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=0.068122Jy sigma=1.196679 ! Fit after self-cal, rms=0.068122Jy sigma=1.196679 ! 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=0.8153 mas, bmaj=2.022 mas, bpa=-3.579 degrees ! Estimated noise=0.222408 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8153 x 2.022 at -3.579 degrees (North through East) ! Clean map min=-0.001022 max=0.062684 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=0.6252 mas, bmaj=1.602 mas, bpa=-4.275 degrees ! Estimated noise=0.401229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0480512 Jy ! Component: 100 - total flux cleaned = 0.0610055 Jy ! Component: 150 - total flux cleaned = 0.0674111 Jy ! Component: 200 - total flux cleaned = 0.071185 Jy ! Total flux subtracted in 200 components = 0.071185 Jy ! Clean residual min=-0.001809 max=0.002551 Jy/beam ! Clean residual mean=0.000000 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.071185 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.071185 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8153 mas, bmaj=2.022 mas, bpa=-3.579 degrees ! Estimated noise=0.222408 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 = 0.00379653 Jy ! Component: 100 - total flux cleaned = 0.00589696 Jy ! Component: 150 - total flux cleaned = 0.00725761 Jy ! Component: 200 - total flux cleaned = 0.00817641 Jy ! Total flux subtracted in 200 components = 0.00817641 Jy ! Clean residual min=-0.001301 max=0.001193 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0793614 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 0.0793614 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=2.236 mas, bmaj=4.959 mas, bpa=1.678 degrees ! Estimated noise=0.283187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000822152 Jy ! Component: 100 - total flux cleaned = 0.00114891 Jy ! Component: 150 - total flux cleaned = 0.00120907 Jy ! Component: 200 - total flux cleaned = 0.00125073 Jy ! Total flux subtracted in 200 components = 0.00125073 Jy ! Clean residual min=-0.001154 max=0.001491 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0806121 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 = 1.80421e-05 Jy ! Component: 100 - total flux cleaned = 3.39458e-05 Jy ! Component: 150 - total flux cleaned = 3.87529e-05 Jy ! Component: 200 - total flux cleaned = 5.24093e-05 Jy ! Total flux subtracted in 200 components = 5.24093e-05 Jy ! Clean residual min=-0.001163 max=0.001486 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0806645 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 70 components and 0.0806645 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8153 mas, bmaj=2.022 mas, bpa=-3.579 degrees ! Estimated noise=0.222408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131049 Jy ! Component: 100 - total flux cleaned = -0.000130016 Jy ! Component: 150 - total flux cleaned = -0.000176771 Jy ! Component: 200 - total flux cleaned = -0.000190373 Jy ! Total flux subtracted in 200 components = -0.000190373 Jy ! Clean residual min=-0.001221 max=0.001169 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0804741 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.0804741 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=0.068129Jy sigma=1.196812 ! Fit after self-cal, rms=0.068126Jy sigma=1.196782 wmodel J0527-2307_X_map.mod ! Writing 82 model components to file: J0527-2307_X_map.mod wobs J0527-2307_X_uvs.fits ! Writing UV FITS file: J0527-2307_X_uvs.fits wwins J0527-2307_X_map.win ! wwins: Wrote 3 windows to J0527-2307_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 = -0.000151769 Jy ! Component: 100 - total flux cleaned = -0.000309358 Jy ! Component: 150 - total flux cleaned = -0.000421001 Jy ! Component: 200 - total flux cleaned = -0.000438438 Jy ! Component: 250 - total flux cleaned = -0.000368732 Jy ! Component: 300 - total flux cleaned = -0.000318637 Jy ! Component: 350 - total flux cleaned = -0.000319101 Jy ! Component: 400 - total flux cleaned = -0.000287273 Jy ! Component: 450 - total flux cleaned = -0.00033466 Jy ! Component: 500 - total flux cleaned = -0.000241665 Jy ! Component: 550 - total flux cleaned = -0.000226699 Jy ! Component: 600 - total flux cleaned = -0.000211536 Jy ! Component: 650 - total flux cleaned = -9.37465e-05 Jy ! Component: 700 - total flux cleaned = -7.96172e-05 Jy ! Component: 750 - total flux cleaned = -9.40202e-05 Jy ! Component: 800 - total flux cleaned = -5.16712e-05 Jy ! Component: 850 - total flux cleaned = -2.41779e-05 Jy ! Component: 900 - total flux cleaned = -2.43745e-05 Jy ! Component: 950 - total flux cleaned = 2.5506e-06 Jy ! Component: 1000 - total flux cleaned = -1.07515e-05 Jy ! Component: 1050 - total flux cleaned = -2.39561e-05 Jy ! Component: 1100 - total flux cleaned = -1.08881e-05 Jy ! Component: 1150 - total flux cleaned = -1.07972e-05 Jy ! Component: 1200 - total flux cleaned = -1.08088e-05 Jy ! Component: 1250 - total flux cleaned = -2.32451e-05 Jy ! Component: 1300 - total flux cleaned = -4.81321e-05 Jy ! Component: 1350 - total flux cleaned = -7.27007e-05 Jy ! Component: 1400 - total flux cleaned = -7.27995e-05 Jy ! Component: 1450 - total flux cleaned = -0.000145144 Jy ! Component: 1500 - total flux cleaned = -0.000204462 Jy ! Component: 1550 - total flux cleaned = -0.00023971 Jy ! Component: 1600 - total flux cleaned = -0.000251307 Jy ! Component: 1650 - total flux cleaned = -0.000297507 Jy ! Component: 1700 - total flux cleaned = -0.000343347 Jy ! Component: 1750 - total flux cleaned = -0.000433817 Jy ! Component: 1800 - total flux cleaned = -0.000456252 Jy ! Component: 1850 - total flux cleaned = -0.000478357 Jy ! Component: 1900 - total flux cleaned = -0.000500409 Jy ! Component: 1950 - total flux cleaned = -0.000522193 Jy ! Component: 2000 - total flux cleaned = -0.000543975 Jy ! Component: 2050 - total flux cleaned = -0.000565541 Jy ! Component: 2100 - total flux cleaned = -0.000597352 Jy ! Component: 2150 - total flux cleaned = -0.000639541 Jy ! Component: 2200 - total flux cleaned = -0.000649976 Jy ! Component: 2250 - total flux cleaned = -0.000629108 Jy ! Component: 2300 - total flux cleaned = -0.000629158 Jy ! Component: 2350 - total flux cleaned = -0.000670087 Jy ! Component: 2400 - total flux cleaned = -0.000730746 Jy ! Component: 2450 - total flux cleaned = -0.000700467 Jy ! Component: 2500 - total flux cleaned = -0.000710588 Jy ! Component: 2550 - total flux cleaned = -0.000700725 Jy ! Component: 2600 - total flux cleaned = -0.000691057 Jy ! Component: 2650 - total flux cleaned = -0.000710634 Jy ! Component: 2700 - total flux cleaned = -0.000720295 Jy ! Component: 2750 - total flux cleaned = -0.000720276 Jy ! Component: 2800 - total flux cleaned = -0.000739381 Jy ! Component: 2850 - total flux cleaned = -0.000720406 Jy ! Component: 2900 - total flux cleaned = -0.000758103 Jy ! Component: 2950 - total flux cleaned = -0.000786036 Jy ! Component: 3000 - total flux cleaned = -0.000823218 Jy ! Component: 3050 - total flux cleaned = -0.000776972 Jy ! Component: 3100 - total flux cleaned = -0.000859619 Jy ! Component: 3150 - total flux cleaned = -0.000868678 Jy ! Component: 3200 - total flux cleaned = -0.000850637 Jy ! Component: 3250 - total flux cleaned = -0.000895735 Jy ! Component: 3300 - total flux cleaned = -0.000931516 Jy ! Component: 3350 - total flux cleaned = -0.000904843 Jy ! Component: 3400 - total flux cleaned = -0.000957997 Jy ! Component: 3450 - total flux cleaned = -0.000975558 Jy ! Component: 3500 - total flux cleaned = -0.00100186 Jy ! Component: 3550 - total flux cleaned = -0.00103674 Jy ! Component: 3600 - total flux cleaned = -0.00106266 Jy ! Component: 3650 - total flux cleaned = -0.00108846 Jy ! Component: 3700 - total flux cleaned = -0.0011056 Jy ! Component: 3750 - total flux cleaned = -0.00113964 Jy ! Component: 3800 - total flux cleaned = -0.00113962 Jy ! Component: 3850 - total flux cleaned = -0.00115644 Jy ! Component: 3900 - total flux cleaned = -0.00121515 Jy ! Component: 3950 - total flux cleaned = -0.00122346 Jy ! Component: 4000 - total flux cleaned = -0.00126487 Jy ! Component: 4050 - total flux cleaned = -0.00128129 Jy ! Total flux subtracted in 4096 components = -0.00130593 Jy ! Clean residual min=-0.000542 max=0.000527 Jy/beam ! Clean residual mean=-0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0791682 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 361 components and 0.0791682 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0527-2307_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8153 x 2.022 at -3.579 degrees (North through East) ! Clean map min=-0.00081484 max=0.062831 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0527-2307_X_map.fits wmodel /vlbi/uf001/uva//J0527-2307_X_map.mod ! Writing 361 model components to file: /vlbi/uf001/uva//J0527-2307_X_map.mod wobs /vlbi/uf001/uva//J0527-2307_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0527-2307_X_uvs.fits wwins /vlbi/uf001/uva//J0527-2307_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0527-2307_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0628306 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138672 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.662123 0.662123 1.32425 2.64849 5.29698 10.594 21.1879 42.3759 84.7517 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.062 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 453.088 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0527-2307_X_dfm.log closed on Sun Jan 13 22:37:11 2019