! Started logfile: /vlbi/uf001/uva//J0540+2507_X_dfm.log on Sun Jan 13 22:41:01 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0540+2507_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0540+2507_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866277 visibilities/baseline/integration-bin. ! Found source: J0540+2507 ! ! 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 26664 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 J0540+2507_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006049Jy sigma=24.989522 ! Fit after self-cal, rms=0.920993Jy sigma=22.846232 ! 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=0.7055 mas, bmaj=1.473 mas, bpa=-6.316 degrees ! Estimated noise=0.338008 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 = 0.059503 Jy ! Component: 100 - total flux cleaned = 0.0746974 Jy ! Total flux subtracted in 100 components = 0.0746974 Jy ! Clean residual min=-0.003632 max=0.006651 Jy/beam ! Clean residual mean=0.000004 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.0746974 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0746974 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=0.061003Jy sigma=1.420530 ! Fit after self-cal, rms=0.060589Jy sigma=1.409673 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00760133 Jy ! Component: 100 - total flux cleaned = 0.0114582 Jy ! Total flux subtracted in 100 components = 0.0114582 Jy ! Clean residual min=-0.003170 max=0.004212 Jy/beam ! Clean residual mean=0.000002 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.0861556 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.0861556 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=0.059302Jy sigma=1.373893 ! Fit after self-cal, rms=0.059283Jy sigma=1.373398 ! 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=0.9115 mas, bmaj=1.755 mas, bpa=-4.585 degrees ! Estimated noise=0.178725 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, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00602735 Jy ! Component: 100 - total flux cleaned = 0.00941998 Jy ! Component: 150 - total flux cleaned = 0.0116011 Jy ! Component: 200 - total flux cleaned = 0.0126244 Jy ! Total flux subtracted in 200 components = 0.0126244 Jy ! Clean residual min=-0.002564 max=0.003069 Jy/beam ! Clean residual mean=0.000002 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.09878 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 30 components and 0.09878 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=0.058628Jy sigma=1.356025 ! Fit after self-cal, rms=0.058552Jy sigma=1.353917 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9115 x 1.755 at -4.585 degrees (North through East) ! Clean map min=-0.0023843 max=0.079889 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.07 HN 0.82 KP 0.98 ! LA 0.99 MK 1.05 NL 1.06 OV 0.93 ! PT 0.87 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.87 KP 0.97 ! LA 0.96 MK 1.07 NL 1.06 OV 0.96 ! PT 0.89 SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 0.84 KP 0.96 ! LA 0.97 MK 1.00 NL 1.09 OV 0.99 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.08 HN 0.87 KP 0.96 ! LA 0.98 MK 1.13 NL 1.02 OV 0.98 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.87 KP 1.00 ! LA 0.99 MK 1.07 NL 1.02 OV 0.97 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.93 KP 1.01 ! LA 1.01 MK 1.05 NL 1.02 OV 1.03 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.86 KP 1.01 ! LA 1.01 MK 1.04 NL 1.09 OV 0.97 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 0.83 KP 0.99 ! LA 1.00 MK 1.06 NL 1.01 OV 0.97 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.93 KP 0.98 ! LA 1.00 MK 1.10 NL 1.00 OV 0.98 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.06 HN 0.89 KP 0.96 ! LA 0.98 MK 1.15 NL 1.07 OV 0.95 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.93 KP 0.98 ! LA 1.01 MK 1.02 NL 1.04 OV 0.93 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.86 KP 1.01 ! LA 1.05 MK 1.02 NL 1.10 OV 0.95 ! PT 0.89 SC 1.02 ! ! ! Fit before self-cal, rms=0.058552Jy sigma=1.353917 ! Fit after self-cal, rms=0.056547Jy sigma=1.338129 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9182 mas, bmaj=1.773 mas, bpa=-4.584 degrees ! Estimated noise=0.176215 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 (3.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023007 Jy ! Component: 100 - total flux cleaned = 0.00280498 Jy ! Component: 150 - total flux cleaned = 0.00297713 Jy ! Component: 200 - total flux cleaned = 0.00297442 Jy ! Total flux subtracted in 200 components = 0.00297442 Jy ! Clean residual min=-0.001458 max=0.001642 Jy/beam ! Clean residual mean=0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.101754 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 56 components and 0.101754 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=0.056430Jy sigma=1.335070 ! Fit after self-cal, rms=0.056439Jy sigma=1.334328 ! 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=0.056439Jy sigma=1.334328 ! Fit after self-cal, rms=0.057684Jy sigma=1.328360 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9163 mas, bmaj=1.768 mas, bpa=-4.571 degrees ! Estimated noise=0.177004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000430738 Jy ! Component: 100 - total flux cleaned = 0.00065281 Jy ! Component: 150 - total flux cleaned = 0.000792029 Jy ! Component: 200 - total flux cleaned = 0.000872512 Jy ! Total flux subtracted in 200 components = 0.000872512 Jy ! Clean residual min=-0.001074 max=0.001520 Jy/beam ! Clean residual mean=0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.102627 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.102627 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=0.057661Jy sigma=1.327679 ! Fit after self-cal, rms=0.057706Jy sigma=1.327458 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (5.6, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124599 Jy ! Component: 100 - total flux cleaned = 0.0016105 Jy ! Component: 150 - total flux cleaned = 0.0018946 Jy ! Component: 200 - total flux cleaned = 0.00199233 Jy ! Total flux subtracted in 200 components = 0.00199233 Jy ! Clean residual min=-0.001112 max=0.001001 Jy/beam ! Clean residual mean=0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.104619 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.104619 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=0.057676Jy sigma=1.326711 ! Fit after self-cal, rms=0.057672Jy sigma=1.326643 ! 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=0.057672Jy sigma=1.326643 ! Fit after self-cal, rms=0.057780Jy sigma=1.326485 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9168 mas, bmaj=1.768 mas, bpa=-4.601 degrees ! Estimated noise=0.176874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000431246 Jy ! Component: 100 - total flux cleaned = 0.000633041 Jy ! Component: 150 - total flux cleaned = 0.000825331 Jy ! Component: 200 - total flux cleaned = 0.000969287 Jy ! Total flux subtracted in 200 components = 0.000969287 Jy ! Clean residual min=-0.001087 max=0.000976 Jy/beam ! Clean residual mean=0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.105589 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.105589 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=0.057768Jy sigma=1.326218 ! Fit after self-cal, rms=0.057772Jy sigma=1.326200 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.16764e-05 Jy ! Component: 100 - total flux cleaned = 0.000145824 Jy ! Component: 150 - total flux cleaned = 0.000183161 Jy ! Component: 200 - total flux cleaned = 0.000206716 Jy ! Total flux subtracted in 200 components = 0.000206716 Jy ! Clean residual min=-0.001080 max=0.000954 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.105795 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 103 components and 0.105795 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=0.057766Jy sigma=1.326073 ! Fit after self-cal, rms=0.057766Jy sigma=1.326067 ! 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=0.057766Jy sigma=1.326067 ! Fit after self-cal, rms=0.057781Jy sigma=1.326035 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.162 mas, bmaj=2.667 mas, bpa=-3.888 degrees ! Estimated noise=0.22053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000273944 Jy ! Component: 100 - total flux cleaned = 0.000306761 Jy ! Component: 150 - total flux cleaned = 0.000324577 Jy ! Component: 200 - total flux cleaned = 0.000371726 Jy ! Total flux subtracted in 200 components = 0.000371726 Jy ! Clean residual min=-0.001009 max=0.001014 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.106167 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 116 components and 0.106167 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=0.057779Jy sigma=1.325991 ! Fit after self-cal, rms=0.057781Jy sigma=1.325987 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 = 1.45834e-05 Jy ! Component: 100 - total flux cleaned = 3.53332e-05 Jy ! Component: 150 - total flux cleaned = 6.66808e-05 Jy ! Component: 200 - total flux cleaned = 8.39102e-05 Jy ! Total flux subtracted in 200 components = 8.39102e-05 Jy ! Clean residual min=-0.001005 max=0.001000 Jy/beam ! Clean residual mean=0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.106251 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 121 components and 0.106251 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=0.057780Jy sigma=1.325981 ! Fit after self-cal, rms=0.057780Jy sigma=1.325975 ! 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=0.9168 mas, bmaj=1.767 mas, bpa=-4.63 degrees ! Estimated noise=0.176788 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9168 x 1.767 at -4.63 degrees (North through East) ! Clean map min=-0.00096899 max=0.078734 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=0.7093 mas, bmaj=1.479 mas, bpa=-6.286 degrees ! Estimated noise=0.336079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0591135 Jy ! Component: 100 - total flux cleaned = 0.0748156 Jy ! Component: 150 - total flux cleaned = 0.0824946 Jy ! Component: 200 - total flux cleaned = 0.0872907 Jy ! Total flux subtracted in 200 components = 0.0872907 Jy ! Clean residual min=-0.002364 max=0.002824 Jy/beam ! Clean residual mean=0.000002 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0872908 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0872908 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9168 mas, bmaj=1.767 mas, bpa=-4.63 degrees ! Estimated noise=0.176788 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 = 0.00507099 Jy ! Component: 100 - total flux cleaned = 0.00835255 Jy ! Component: 150 - total flux cleaned = 0.0107192 Jy ! Component: 200 - total flux cleaned = 0.0124964 Jy ! Total flux subtracted in 200 components = 0.0124964 Jy ! Clean residual min=-0.001121 max=0.001211 Jy/beam ! Clean residual mean=0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0997872 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 29 components and 0.0997872 Jy ! Inverting map ! Added new window around map position (-4.2, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140394 Jy ! Component: 100 - total flux cleaned = 0.00250973 Jy ! Component: 150 - total flux cleaned = 0.00342557 Jy ! Component: 200 - total flux cleaned = 0.00419733 Jy ! Total flux subtracted in 200 components = 0.00419733 Jy ! Clean residual min=-0.001046 max=0.001052 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.103984 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.103984 Jy ! Inverting map ! Added new window around map position (-4.6, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00062953 Jy ! Component: 100 - total flux cleaned = 0.00110358 Jy ! Component: 150 - total flux cleaned = 0.00141127 Jy ! Component: 200 - total flux cleaned = 0.00160676 Jy ! Total flux subtracted in 200 components = 0.00160676 Jy ! Clean residual min=-0.000998 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.105591 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 71 components and 0.105591 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=2.162 mas, bmaj=2.667 mas, bpa=-3.888 degrees ! Estimated noise=0.22053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000639586 Jy ! Component: 100 - total flux cleaned = 0.000882414 Jy ! Component: 150 - total flux cleaned = 0.000970043 Jy ! Component: 200 - total flux cleaned = 0.0010328 Jy ! Total flux subtracted in 200 components = 0.0010328 Jy ! Clean residual min=-0.000972 max=0.001056 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.106624 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 = 5.72137e-05 Jy ! Component: 100 - total flux cleaned = 7.01806e-05 Jy ! Component: 150 - total flux cleaned = 0.000106748 Jy ! Component: 200 - total flux cleaned = 0.000141369 Jy ! Total flux subtracted in 200 components = 0.000141369 Jy ! Clean residual min=-0.000935 max=0.001077 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.106765 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 112 components and 0.106765 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9168 mas, bmaj=1.767 mas, bpa=-4.63 degrees ! Estimated noise=0.176788 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000203753 Jy ! Component: 100 - total flux cleaned = -0.000203673 Jy ! Component: 150 - total flux cleaned = -0.000254713 Jy ! Component: 200 - total flux cleaned = -0.000270076 Jy ! Total flux subtracted in 200 components = -0.000270076 Jy ! Clean residual min=-0.000924 max=0.000937 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.106495 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 128 components and 0.106495 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=0.057756Jy sigma=1.325467 ! Fit after self-cal, rms=0.057753Jy sigma=1.325400 wmodel J0540+2507_X_map.mod ! Writing 128 model components to file: J0540+2507_X_map.mod wobs J0540+2507_X_uvs.fits ! Writing UV FITS file: J0540+2507_X_uvs.fits wwins J0540+2507_X_map.win ! wwins: Wrote 6 windows to J0540+2507_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 = 3.8576e-06 Jy ! Component: 100 - total flux cleaned = 3.28249e-06 Jy ! Component: 150 - total flux cleaned = 3.50508e-06 Jy ! Component: 200 - total flux cleaned = 3.17808e-06 Jy ! Component: 250 - total flux cleaned = 4.61822e-05 Jy ! Component: 300 - total flux cleaned = 7.43155e-05 Jy ! Component: 350 - total flux cleaned = 0.000101896 Jy ! Component: 400 - total flux cleaned = 0.000102183 Jy ! Component: 450 - total flux cleaned = 0.000102299 Jy ! Component: 500 - total flux cleaned = 8.89854e-05 Jy ! Component: 550 - total flux cleaned = 5.06618e-05 Jy ! Component: 600 - total flux cleaned = 5.06456e-05 Jy ! Component: 650 - total flux cleaned = 3.80736e-05 Jy ! Component: 700 - total flux cleaned = 1.34757e-05 Jy ! Component: 750 - total flux cleaned = -2.3029e-05 Jy ! Component: 800 - total flux cleaned = -5.90937e-05 Jy ! Component: 850 - total flux cleaned = -7.11544e-05 Jy ! Component: 900 - total flux cleaned = -0.000141365 Jy ! Component: 950 - total flux cleaned = -0.000187743 Jy ! Component: 1000 - total flux cleaned = -0.000199228 Jy ! Component: 1050 - total flux cleaned = -0.00024455 Jy ! Component: 1100 - total flux cleaned = -0.000266903 Jy ! Component: 1150 - total flux cleaned = -0.000322312 Jy ! Component: 1200 - total flux cleaned = -0.000311283 Jy ! Component: 1250 - total flux cleaned = -0.000354851 Jy ! Component: 1300 - total flux cleaned = -0.000354893 Jy ! Component: 1350 - total flux cleaned = -0.000408206 Jy ! Component: 1400 - total flux cleaned = -0.000439825 Jy ! Component: 1450 - total flux cleaned = -0.000450481 Jy ! Component: 1500 - total flux cleaned = -0.000522983 Jy ! Component: 1550 - total flux cleaned = -0.000564118 Jy ! Component: 1600 - total flux cleaned = -0.000625014 Jy ! Component: 1650 - total flux cleaned = -0.000635061 Jy ! Component: 1700 - total flux cleaned = -0.000645243 Jy ! Component: 1750 - total flux cleaned = -0.00070484 Jy ! Component: 1800 - total flux cleaned = -0.00073438 Jy ! Component: 1850 - total flux cleaned = -0.0007441 Jy ! Component: 1900 - total flux cleaned = -0.000792572 Jy ! Component: 1950 - total flux cleaned = -0.000831027 Jy ! Component: 2000 - total flux cleaned = -0.000859616 Jy ! Component: 2050 - total flux cleaned = -0.000859601 Jy ! Component: 2100 - total flux cleaned = -0.000868956 Jy ! Component: 2150 - total flux cleaned = -0.000915622 Jy ! Component: 2200 - total flux cleaned = -0.000952627 Jy ! Component: 2250 - total flux cleaned = -0.000934104 Jy ! Component: 2300 - total flux cleaned = -0.000952435 Jy ! Component: 2350 - total flux cleaned = -0.000979681 Jy ! Component: 2400 - total flux cleaned = -0.00097959 Jy ! Component: 2450 - total flux cleaned = -0.00100642 Jy ! Component: 2500 - total flux cleaned = -0.00101523 Jy ! Component: 2550 - total flux cleaned = -0.00101519 Jy ! Component: 2600 - total flux cleaned = -0.00102384 Jy ! Component: 2650 - total flux cleaned = -0.0010325 Jy ! Component: 2700 - total flux cleaned = -0.00100654 Jy ! Component: 2750 - total flux cleaned = -0.00099799 Jy ! Component: 2800 - total flux cleaned = -0.000998035 Jy ! Component: 2850 - total flux cleaned = -0.000998062 Jy ! Component: 2900 - total flux cleaned = -0.0010065 Jy ! Component: 2950 - total flux cleaned = -0.00103158 Jy ! Component: 3000 - total flux cleaned = -0.000973258 Jy ! Component: 3050 - total flux cleaned = -0.000989837 Jy ! Component: 3100 - total flux cleaned = -0.000989806 Jy ! Component: 3150 - total flux cleaned = -0.000981635 Jy ! Component: 3200 - total flux cleaned = -0.000973408 Jy ! Component: 3250 - total flux cleaned = -0.000965284 Jy ! Component: 3300 - total flux cleaned = -0.000981346 Jy ! Component: 3350 - total flux cleaned = -0.000965397 Jy ! Component: 3400 - total flux cleaned = -0.000965291 Jy ! Component: 3450 - total flux cleaned = -0.000941487 Jy ! Component: 3500 - total flux cleaned = -0.000910029 Jy ! Component: 3550 - total flux cleaned = -0.000917939 Jy ! Component: 3600 - total flux cleaned = -0.000886829 Jy ! Component: 3650 - total flux cleaned = -0.000879138 Jy ! Component: 3700 - total flux cleaned = -0.000879131 Jy ! Component: 3750 - total flux cleaned = -0.00089448 Jy ! Component: 3800 - total flux cleaned = -0.00084868 Jy ! Component: 3850 - total flux cleaned = -0.00083348 Jy ! Component: 3900 - total flux cleaned = -0.000848639 Jy ! Component: 3950 - total flux cleaned = -0.000811158 Jy ! Component: 4000 - total flux cleaned = -0.000818625 Jy ! Component: 4050 - total flux cleaned = -0.000818672 Jy ! Total flux subtracted in 4096 components = -0.000833475 Jy ! Clean residual min=-0.000402 max=0.000471 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.105662 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 430 components and 0.105662 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0540+2507_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9168 x 1.767 at -4.63 degrees (North through East) ! Clean map min=-0.0007082 max=0.07849 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0540+2507_X_map.fits wmodel /vlbi/uf001/uva//J0540+2507_X_map.mod ! Writing 430 model components to file: /vlbi/uf001/uva//J0540+2507_X_map.mod wobs /vlbi/uf001/uva//J0540+2507_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0540+2507_X_uvs.fits wwins /vlbi/uf001/uva//J0540+2507_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0540+2507_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0784899 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126185 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.482297 0.482297 0.964595 1.92919 3.85838 7.71676 15.4335 30.867 61.7341 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.078 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 622.023 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0540+2507_X_dfm.log closed on Sun Jan 13 22:41:06 2019