! Started logfile: /vlbi/uf001/uva//J0900-3131_X_dfm.log on Mon Jan 14 00:12:58 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//J0900-3131_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0900-3131_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.899415 visibilities/baseline/integration-bin. ! Found source: J0900-3131 ! ! 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 18456 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 J0900-3131_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003563Jy sigma=20.583361 ! Fit after self-cal, rms=0.948337Jy sigma=19.416604 ! 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=0.5846 mas, bmaj=1.582 mas, bpa=-0.9527 degrees ! Estimated noise=0.530147 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 = 0.03874 Jy ! Component: 100 - total flux cleaned = 0.0506187 Jy ! Total flux subtracted in 100 components = 0.0506187 Jy ! Clean residual min=-0.003937 max=0.005043 Jy/beam ! Clean residual mean=-0.000002 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.0506187 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0506187 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=0.074055Jy sigma=1.355722 ! Fit after self-cal, rms=0.072688Jy sigma=1.329273 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00644619 Jy ! Component: 100 - total flux cleaned = 0.00962243 Jy ! Total flux subtracted in 100 components = 0.00962243 Jy ! Clean residual min=-0.003968 max=0.004178 Jy/beam ! Clean residual mean=-0.000002 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.0602411 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0602411 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=0.071936Jy sigma=1.308665 ! Fit after self-cal, rms=0.071931Jy sigma=1.308366 ! 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=0.7903 mas, bmaj=2.036 mas, bpa=-1.091 degrees ! Estimated noise=0.262197 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 (1.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482461 Jy ! Component: 100 - total flux cleaned = 0.00747542 Jy ! Component: 150 - total flux cleaned = 0.00910585 Jy ! Component: 200 - total flux cleaned = 0.0101603 Jy ! Total flux subtracted in 200 components = 0.0101603 Jy ! Clean residual min=-0.002367 max=0.003789 Jy/beam ! Clean residual mean=-0.000003 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.0704015 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.0704015 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=0.071617Jy sigma=1.300518 ! Fit after self-cal, rms=0.071554Jy sigma=1.298825 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7903 x 2.036 at -1.091 degrees (North through East) ! Clean map min=-0.0022282 max=0.052697 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.96 HN 1.16 KP 0.93 ! LA 1.03 MK 1.10 NL 1.33 OV 0.92 ! PT 0.88 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.03 HN 1.08 KP 0.92 ! LA 0.94 MK 1.19 NL 1.35 OV 0.88 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.12 KP 0.97 ! LA 1.04 MK 1.11 NL 1.27 OV 0.92 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.98 HN 1.15 KP 1.08 ! LA 0.99 MK 1.05 NL 1.18 OV 0.85 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.06 KP 0.97 ! LA 0.98 MK 0.95 NL 1.46 OV 0.88 ! PT 0.85 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.13 KP 0.99 ! LA 0.94 MK 0.99 NL 1.24 OV 0.93 ! PT 0.88 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 1.02 KP 0.93 ! LA 0.94 MK 0.92 NL 1.22 OV 0.89 ! PT 0.99 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.04 KP 0.98 ! LA 1.05 MK 0.84 NL 1.19 OV 0.90 ! PT 0.87 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.30 KP 1.02 ! LA 1.01 MK 1.00 NL 1.28 OV 0.90 ! PT 0.78 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.02 HN 1.05 KP 0.98 ! LA 0.96 MK 1.10 NL 1.14 OV 0.82 ! PT 0.82 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.88 KP 1.05 ! LA 0.97 MK 0.95 NL 1.16 OV 0.92 ! PT 0.89 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.95 HN 0.99 KP 0.94 ! LA 0.96 MK 0.85 NL 1.22 OV 0.93 ! PT 0.82 SC 1.17 ! ! ! Fit before self-cal, rms=0.071554Jy sigma=1.298825 ! Fit after self-cal, rms=0.073455Jy sigma=1.286317 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7926 mas, bmaj=2.043 mas, bpa=-0.9461 degrees ! Estimated noise=0.262985 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 = -0.00103089 Jy ! Component: 100 - total flux cleaned = -0.00113314 Jy ! Component: 150 - total flux cleaned = -0.00119511 Jy ! Component: 200 - total flux cleaned = -0.00123128 Jy ! Total flux subtracted in 200 components = -0.00123128 Jy ! Clean residual min=-0.001398 max=0.001482 Jy/beam ! Clean residual mean=0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0691702 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.0691702 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=0.073434Jy sigma=1.285912 ! Fit after self-cal, rms=0.073635Jy sigma=1.284915 ! 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=0.073635Jy sigma=1.284915 ! Fit after self-cal, rms=0.074756Jy sigma=1.282792 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7948 mas, bmaj=2.048 mas, bpa=-0.8966 degrees ! Estimated noise=0.263695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000582814 Jy ! Component: 100 - total flux cleaned = -0.000645022 Jy ! Component: 150 - total flux cleaned = -0.00072951 Jy ! Component: 200 - total flux cleaned = -0.000744472 Jy ! Total flux subtracted in 200 components = -0.000744472 Jy ! Clean residual min=-0.001421 max=0.001506 Jy/beam ! Clean residual mean=0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0684257 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.0684257 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=0.074742Jy sigma=1.282582 ! Fit after self-cal, rms=0.074789Jy sigma=1.282469 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 (10.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000713402 Jy ! Component: 100 - total flux cleaned = 0.000554191 Jy ! Component: 150 - total flux cleaned = 0.000403805 Jy ! Component: 200 - total flux cleaned = 0.00038495 Jy ! Total flux subtracted in 200 components = 0.00038495 Jy ! Clean residual min=-0.001361 max=0.001367 Jy/beam ! Clean residual mean=0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0688106 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.0688106 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=0.074757Jy sigma=1.281910 ! Fit after self-cal, rms=0.074759Jy sigma=1.281819 ! 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=0.074759Jy sigma=1.281819 ! Fit after self-cal, rms=0.075472Jy sigma=1.281138 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7968 mas, bmaj=2.055 mas, bpa=-0.87 degrees ! Estimated noise=0.262753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133492 Jy ! Component: 100 - total flux cleaned = -0.00029474 Jy ! Component: 150 - total flux cleaned = -0.000363159 Jy ! Component: 200 - total flux cleaned = -0.000378412 Jy ! Total flux subtracted in 200 components = -0.000378412 Jy ! Clean residual min=-0.001339 max=0.001296 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0684322 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 79 components and 0.0684322 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=0.075460Jy sigma=1.280947 ! Fit after self-cal, rms=0.075498Jy sigma=1.280881 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 = -0.000101083 Jy ! Component: 100 - total flux cleaned = -0.000176865 Jy ! Component: 150 - total flux cleaned = -0.000204708 Jy ! Component: 200 - total flux cleaned = -0.000217435 Jy ! Total flux subtracted in 200 components = -0.000217435 Jy ! Clean residual min=-0.001311 max=0.001288 Jy/beam ! Clean residual mean=0.000002 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0682148 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 0.0682148 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=0.075491Jy sigma=1.280787 ! Fit after self-cal, rms=0.075492Jy sigma=1.280780 ! 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=0.075492Jy sigma=1.280780 ! Fit after self-cal, rms=0.075780Jy sigma=1.280739 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.38 mas, bmaj=6.688 mas, bpa=4.876 degrees ! Estimated noise=0.333658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000531726 Jy ! Component: 100 - total flux cleaned = -0.000674958 Jy ! Component: 150 - total flux cleaned = -0.000766946 Jy ! Component: 200 - total flux cleaned = -0.000803363 Jy ! Total flux subtracted in 200 components = -0.000803363 Jy ! Clean residual min=-0.001248 max=0.001490 Jy/beam ! Clean residual mean=0.000003 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0674114 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.0674114 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=0.075777Jy sigma=1.280698 ! Fit after self-cal, rms=0.075787Jy sigma=1.280684 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 = -0.000148328 Jy ! Component: 100 - total flux cleaned = -0.000173486 Jy ! Component: 150 - total flux cleaned = -0.000180929 Jy ! Component: 200 - total flux cleaned = -0.00017462 Jy ! Total flux subtracted in 200 components = -0.00017462 Jy ! Clean residual min=-0.001253 max=0.001486 Jy/beam ! Clean residual mean=0.000003 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0672368 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 97 components and 0.0672368 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=0.075787Jy sigma=1.280683 ! Fit after self-cal, rms=0.075788Jy sigma=1.280674 ! 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=0.7987 mas, bmaj=2.06 mas, bpa=-0.8229 degrees ! Estimated noise=0.262327 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7987 x 2.06 at -0.8229 degrees (North through East) ! Clean map min=-0.0011483 max=0.053068 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=0.5853 mas, bmaj=1.588 mas, bpa=-0.631 degrees ! Estimated noise=0.542624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0403154 Jy ! Component: 100 - total flux cleaned = 0.0533725 Jy ! Component: 150 - total flux cleaned = 0.0595534 Jy ! Component: 200 - total flux cleaned = 0.0632961 Jy ! Total flux subtracted in 200 components = 0.0632961 Jy ! Clean residual min=-0.003348 max=0.003150 Jy/beam ! Clean residual mean=0.000001 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.0632961 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0632961 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7987 mas, bmaj=2.06 mas, bpa=-0.8229 degrees ! Estimated noise=0.262327 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 = 0.00262488 Jy ! Component: 100 - total flux cleaned = 0.00373431 Jy ! Component: 150 - total flux cleaned = 0.00394918 Jy ! Component: 200 - total flux cleaned = 0.00395191 Jy ! Total flux subtracted in 200 components = 0.00395191 Jy ! Clean residual min=-0.001450 max=0.001324 Jy/beam ! Clean residual mean=0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.067248 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.067248 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=2.38 mas, bmaj=6.688 mas, bpa=4.876 degrees ! Estimated noise=0.333658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.13015e-06 Jy ! Component: 100 - total flux cleaned = -4.75204e-06 Jy ! Component: 150 - total flux cleaned = -2.68132e-06 Jy ! Component: 200 - total flux cleaned = -1.33536e-06 Jy ! Total flux subtracted in 200 components = -1.33536e-06 Jy ! Clean residual min=-0.001257 max=0.001491 Jy/beam ! Clean residual mean=0.000003 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0672466 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 = 2.54977e-05 Jy ! Component: 100 - total flux cleaned = 5.89723e-05 Jy ! Component: 150 - total flux cleaned = 6.89943e-05 Jy ! Component: 200 - total flux cleaned = 8.76736e-05 Jy ! Total flux subtracted in 200 components = 8.76736e-05 Jy ! Clean residual min=-0.001231 max=0.001490 Jy/beam ! Clean residual mean=0.000003 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0673343 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 54 components and 0.0673343 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7987 mas, bmaj=2.06 mas, bpa=-0.8229 degrees ! Estimated noise=0.262327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111368 Jy ! Component: 100 - total flux cleaned = 0.000273852 Jy ! Component: 150 - total flux cleaned = 0.000300837 Jy ! Component: 200 - total flux cleaned = 0.000301828 Jy ! Total flux subtracted in 200 components = 0.000301828 Jy ! Clean residual min=-0.001297 max=0.001270 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0676361 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 0.0676361 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=0.075813Jy sigma=1.281000 ! Fit after self-cal, rms=0.075795Jy sigma=1.280894 wmodel J0900-3131_X_map.mod ! Writing 64 model components to file: J0900-3131_X_map.mod wobs J0900-3131_X_uvs.fits ! Writing UV FITS file: J0900-3131_X_uvs.fits wwins J0900-3131_X_map.win ! wwins: Wrote 3 windows to J0900-3131_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 = -0.0002125 Jy ! Component: 100 - total flux cleaned = -0.000256789 Jy ! Component: 150 - total flux cleaned = -0.000236296 Jy ! Component: 200 - total flux cleaned = -0.000294581 Jy ! Component: 250 - total flux cleaned = -0.000332291 Jy ! Component: 300 - total flux cleaned = -0.000423159 Jy ! Component: 350 - total flux cleaned = -0.000458316 Jy ! Component: 400 - total flux cleaned = -0.000493236 Jy ! Component: 450 - total flux cleaned = -0.000510257 Jy ! Component: 500 - total flux cleaned = -0.000526856 Jy ! Component: 550 - total flux cleaned = -0.000542961 Jy ! Component: 600 - total flux cleaned = -0.000542693 Jy ! Component: 650 - total flux cleaned = -0.000574288 Jy ! Component: 700 - total flux cleaned = -0.000605537 Jy ! Component: 750 - total flux cleaned = -0.000651818 Jy ! Component: 800 - total flux cleaned = -0.000712562 Jy ! Component: 850 - total flux cleaned = -0.000757269 Jy ! Component: 900 - total flux cleaned = -0.000801522 Jy ! Component: 950 - total flux cleaned = -0.00081613 Jy ! Component: 1000 - total flux cleaned = -0.000844928 Jy ! Component: 1050 - total flux cleaned = -0.000830973 Jy ! Component: 1100 - total flux cleaned = -0.000817038 Jy ! Component: 1150 - total flux cleaned = -0.000830691 Jy ! Component: 1200 - total flux cleaned = -0.000816985 Jy ! Component: 1250 - total flux cleaned = -0.000830422 Jy ! Component: 1300 - total flux cleaned = -0.000803665 Jy ! Component: 1350 - total flux cleaned = -0.000830088 Jy ! Component: 1400 - total flux cleaned = -0.000816801 Jy ! Component: 1450 - total flux cleaned = -0.000816725 Jy ! Component: 1500 - total flux cleaned = -0.000765524 Jy ! Component: 1550 - total flux cleaned = -0.000778426 Jy ! Component: 1600 - total flux cleaned = -0.000790941 Jy ! Component: 1650 - total flux cleaned = -0.000753397 Jy ! Component: 1700 - total flux cleaned = -0.000778034 Jy ! Component: 1750 - total flux cleaned = -0.000790068 Jy ! Component: 1800 - total flux cleaned = -0.000801794 Jy ! Component: 1850 - total flux cleaned = -0.000789747 Jy ! Component: 1900 - total flux cleaned = -0.000801652 Jy ! Component: 1950 - total flux cleaned = -0.000825094 Jy ! Component: 2000 - total flux cleaned = -0.000848104 Jy ! Component: 2050 - total flux cleaned = -0.000848126 Jy ! Component: 2100 - total flux cleaned = -0.000882414 Jy ! Component: 2150 - total flux cleaned = -0.000893721 Jy ! Component: 2200 - total flux cleaned = -0.00097266 Jy ! Component: 2250 - total flux cleaned = -0.000961412 Jy ! Component: 2300 - total flux cleaned = -0.00100595 Jy ! Component: 2350 - total flux cleaned = -0.00102802 Jy ! Component: 2400 - total flux cleaned = -0.00107184 Jy ! Component: 2450 - total flux cleaned = -0.00108263 Jy ! Component: 2500 - total flux cleaned = -0.00107172 Jy ! Component: 2550 - total flux cleaned = -0.00115754 Jy ! Component: 2600 - total flux cleaned = -0.00113619 Jy ! Component: 2650 - total flux cleaned = -0.00121026 Jy ! Component: 2700 - total flux cleaned = -0.00125213 Jy ! Component: 2750 - total flux cleaned = -0.0012625 Jy ! Component: 2800 - total flux cleaned = -0.00128335 Jy ! Component: 2850 - total flux cleaned = -0.00129361 Jy ! Component: 2900 - total flux cleaned = -0.0013243 Jy ! Component: 2950 - total flux cleaned = -0.00134466 Jy ! Component: 3000 - total flux cleaned = -0.00134468 Jy ! Component: 3050 - total flux cleaned = -0.00137494 Jy ! Component: 3100 - total flux cleaned = -0.00141492 Jy ! Component: 3150 - total flux cleaned = -0.00145474 Jy ! Component: 3200 - total flux cleaned = -0.00149431 Jy ! Component: 3250 - total flux cleaned = -0.00152376 Jy ! Component: 3300 - total flux cleaned = -0.00151398 Jy ! Component: 3350 - total flux cleaned = -0.00157231 Jy ! Component: 3400 - total flux cleaned = -0.00156268 Jy ! Component: 3450 - total flux cleaned = -0.00160127 Jy ! Component: 3500 - total flux cleaned = -0.00163004 Jy ! Component: 3550 - total flux cleaned = -0.00167762 Jy ! Component: 3600 - total flux cleaned = -0.00167766 Jy ! Component: 3650 - total flux cleaned = -0.0016777 Jy ! Component: 3700 - total flux cleaned = -0.00171528 Jy ! Component: 3750 - total flux cleaned = -0.0017526 Jy ! Component: 3800 - total flux cleaned = -0.00175255 Jy ! Component: 3850 - total flux cleaned = -0.00176184 Jy ! Component: 3900 - total flux cleaned = -0.0017802 Jy ! Component: 3950 - total flux cleaned = -0.00178931 Jy ! Component: 4000 - total flux cleaned = -0.00181669 Jy ! Component: 4050 - total flux cleaned = -0.00179845 Jy ! Total flux subtracted in 4096 components = -0.00182551 Jy ! Clean residual min=-0.000480 max=0.000612 Jy/beam ! Clean residual mean=0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0658106 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 333 components and 0.0658107 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0900-3131_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7987 x 2.06 at -0.8229 degrees (North through East) ! Clean map min=-0.0010905 max=0.052803 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0900-3131_X_map.fits wmodel /vlbi/uf001/uva//J0900-3131_X_map.mod ! Writing 333 model components to file: /vlbi/uf001/uva//J0900-3131_X_map.mod wobs /vlbi/uf001/uva//J0900-3131_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0900-3131_X_uvs.fits wwins /vlbi/uf001/uva//J0900-3131_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0900-3131_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.052803 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150457 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.85482 0.85482 1.70964 3.41928 6.83856 13.6771 27.3542 54.7085 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.052 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 350.951 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0900-3131_X_dfm.log closed on Mon Jan 14 00:13:03 2019