! Started logfile: /vlbi/uf001/uva//J2242+2955_X_dfm.log on Mon Jan 14 06:21:57 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//J2242+2955_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2242+2955_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.79321 visibilities/baseline/integration-bin. ! Found source: J2242+2955 ! ! 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 30840 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 J2242+2955_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 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 141 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007873Jy sigma=22.340191 ! Fit after self-cal, rms=0.892532Jy sigma=19.781007 ! 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=0.707 mas, bmaj=1.814 mas, bpa=5.535 degrees ! Estimated noise=0.365329 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 = 0.0835616 Jy ! Component: 100 - total flux cleaned = 0.102021 Jy ! Total flux subtracted in 100 components = 0.102021 Jy ! Clean residual min=-0.003536 max=0.005974 Jy/beam ! Clean residual mean=0.000002 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.102021 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.102021 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=0.058416Jy sigma=1.240082 ! Fit after self-cal, rms=0.058282Jy sigma=1.237976 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00585895 Jy ! Component: 100 - total flux cleaned = 0.00849878 Jy ! Total flux subtracted in 100 components = 0.00849878 Jy ! Clean residual min=-0.003247 max=0.003689 Jy/beam ! Clean residual mean=0.000001 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.110519 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.110519 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=0.057680Jy sigma=1.223021 ! Fit after self-cal, rms=0.057685Jy sigma=1.222968 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=2.122 mas, bpa=3.686 degrees ! Estimated noise=0.196754 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, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00356921 Jy ! Component: 100 - total flux cleaned = 0.00478906 Jy ! Component: 150 - total flux cleaned = 0.00557028 Jy ! Component: 200 - total flux cleaned = 0.00588631 Jy ! Total flux subtracted in 200 components = 0.00588631 Jy ! Clean residual min=-0.002799 max=0.003510 Jy/beam ! Clean residual mean=-0.000000 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.116406 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.116406 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=0.057323Jy sigma=1.214595 ! Fit after self-cal, rms=0.057298Jy sigma=1.213955 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.016 x 2.122 at 3.686 degrees (North through East) ! Clean map min=-0.0025858 max=0.10876 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.98 KP 0.99 ! LA 0.95 MK 1.01 NL 1.10 OV 0.91 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.97 KP 1.03 ! LA 0.94 MK 1.04 NL 1.15 OV 0.89 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.98 KP 0.98 ! LA 0.95 MK 1.01 NL 1.14 OV 0.92 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.99 KP 1.05 ! LA 0.95 MK 1.03 NL 1.14 OV 0.90 ! PT 1.04 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.99 KP 1.01 ! LA 0.97 MK 1.01 NL 1.10 OV 0.91 ! PT 0.99 SC 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 0.99 ! LA 0.92 MK 1.02 NL 1.13 OV 0.91 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.97 KP 0.99 ! LA 0.91 MK 1.01 NL 1.14 OV 0.94 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.97 KP 0.99 ! LA 0.96 MK 1.02 NL 1.10 OV 0.92 ! PT 1.03 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.00 KP 1.04 ! LA 0.94 MK 0.97 NL 1.14 OV 0.90 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.01 KP 1.03 ! LA 0.94 MK 0.98 NL 1.10 OV 0.94 ! PT 1.03 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.97 KP 1.00 ! LA 0.95 MK 1.07 NL 1.12 OV 0.90 ! PT 1.01 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.98 KP 0.98 ! LA 0.96 MK 1.00 NL 1.15 OV 0.90 ! PT 1.02 SC 0.91 ! ! ! Fit before self-cal, rms=0.057298Jy sigma=1.213955 ! Fit after self-cal, rms=0.056372Jy sigma=1.196126 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=2.132 mas, bpa=4.063 degrees ! Estimated noise=0.195825 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 = -0.000620999 Jy ! Component: 100 - total flux cleaned = -0.000762494 Jy ! Component: 150 - total flux cleaned = -0.000881951 Jy ! Component: 200 - total flux cleaned = -0.000988779 Jy ! Total flux subtracted in 200 components = -0.000988779 Jy ! Clean residual min=-0.001367 max=0.001744 Jy/beam ! Clean residual mean=-0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.115417 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.115417 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=0.056292Jy sigma=1.194579 ! Fit after self-cal, rms=0.056342Jy sigma=1.194270 ! 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=0.056342Jy sigma=1.194270 ! Fit after self-cal, rms=0.056299Jy sigma=1.184605 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=2.13 mas, bpa=4.202 degrees ! Estimated noise=0.195712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00027841 Jy ! Component: 100 - total flux cleaned = -0.00062156 Jy ! Component: 150 - total flux cleaned = -0.000761347 Jy ! Component: 200 - total flux cleaned = -0.000859916 Jy ! Total flux subtracted in 200 components = -0.000859916 Jy ! Clean residual min=-0.000985 max=0.000988 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.114557 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 79 components and 0.114557 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=0.056263Jy sigma=1.183887 ! Fit after self-cal, rms=0.056284Jy sigma=1.183743 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 = -0.000214874 Jy ! Component: 100 - total flux cleaned = -0.00029813 Jy ! Component: 150 - total flux cleaned = -0.000372526 Jy ! Component: 200 - total flux cleaned = -0.000426534 Jy ! Total flux subtracted in 200 components = -0.000426534 Jy ! Clean residual min=-0.000961 max=0.000940 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.11413 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.114131 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=0.056275Jy sigma=1.183563 ! Fit after self-cal, rms=0.056275Jy sigma=1.183561 ! 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=0.056275Jy sigma=1.183561 ! Fit after self-cal, rms=0.056304Jy sigma=1.183342 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=2.131 mas, bpa=4.244 degrees ! Estimated noise=0.195514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000384944 Jy ! Component: 100 - total flux cleaned = -0.000564905 Jy ! Component: 150 - total flux cleaned = -0.000593963 Jy ! Component: 200 - total flux cleaned = -0.00063397 Jy ! Total flux subtracted in 200 components = -0.00063397 Jy ! Clean residual min=-0.000953 max=0.000843 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.113497 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 90 components and 0.113497 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=0.056293Jy sigma=1.183118 ! Fit after self-cal, rms=0.056296Jy sigma=1.183102 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 = -0.000170261 Jy ! Component: 100 - total flux cleaned = -0.000203962 Jy ! Component: 150 - total flux cleaned = -0.000214479 Jy ! Component: 200 - total flux cleaned = -0.000224458 Jy ! Total flux subtracted in 200 components = -0.000224458 Jy ! Clean residual min=-0.000961 max=0.000843 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.113272 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 95 components and 0.113272 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=0.056292Jy sigma=1.183014 ! Fit after self-cal, rms=0.056292Jy sigma=1.183014 ! 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=0.056292Jy sigma=1.183014 ! Fit after self-cal, rms=0.056279Jy sigma=1.182954 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.129 mas, bmaj=2.776 mas, bpa=-3.055 degrees ! Estimated noise=0.236372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000345598 Jy ! Component: 100 - total flux cleaned = -0.000440128 Jy ! Component: 150 - total flux cleaned = -0.000472878 Jy ! Component: 200 - total flux cleaned = -0.000492436 Jy ! Total flux subtracted in 200 components = -0.000492436 Jy ! Clean residual min=-0.000955 max=0.000841 Jy/beam ! Clean residual mean=0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.11278 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 0.11278 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=0.056276Jy sigma=1.182899 ! Fit after self-cal, rms=0.056276Jy sigma=1.182892 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 = -3.0731e-05 Jy ! Component: 100 - total flux cleaned = -2.5515e-05 Jy ! Component: 150 - total flux cleaned = -2.53402e-05 Jy ! Component: 200 - total flux cleaned = -2.98066e-05 Jy ! Total flux subtracted in 200 components = -2.98066e-05 Jy ! Clean residual min=-0.000957 max=0.000833 Jy/beam ! Clean residual mean=0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.11275 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.11275 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=0.056276Jy sigma=1.182885 ! Fit after self-cal, rms=0.056276Jy sigma=1.182881 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.132 mas, bpa=4.255 degrees ! Estimated noise=0.195367 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 2.132 at 4.255 degrees (North through East) ! Clean map min=-0.00087203 max=0.10816 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=0.7006 mas, bmaj=1.833 mas, bpa=6.237 degrees ! Estimated noise=0.362241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0828287 Jy ! Component: 100 - total flux cleaned = 0.100966 Jy ! Component: 150 - total flux cleaned = 0.106441 Jy ! Component: 200 - total flux cleaned = 0.109065 Jy ! Total flux subtracted in 200 components = 0.109065 Jy ! Clean residual min=-0.001908 max=0.001901 Jy/beam ! Clean residual mean=0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.109065 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 0.109065 Jy ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.132 mas, bpa=4.255 degrees ! Estimated noise=0.195367 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 = 0.00183658 Jy ! Component: 100 - total flux cleaned = 0.00263078 Jy ! Component: 150 - total flux cleaned = 0.00302293 Jy ! Component: 200 - total flux cleaned = 0.00320591 Jy ! Total flux subtracted in 200 components = 0.00320591 Jy ! Clean residual min=-0.001012 max=0.000927 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.112271 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 45 components and 0.112271 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=2.129 mas, bmaj=2.776 mas, bpa=-3.055 degrees ! Estimated noise=0.236372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000187112 Jy ! Component: 100 - total flux cleaned = 0.000317684 Jy ! Component: 150 - total flux cleaned = 0.000401644 Jy ! Component: 200 - total flux cleaned = 0.000464192 Jy ! Total flux subtracted in 200 components = 0.000464192 Jy ! Clean residual min=-0.000947 max=0.000874 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.112735 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 = 6.70861e-06 Jy ! Component: 100 - total flux cleaned = 1.20819e-05 Jy ! Component: 150 - total flux cleaned = 7.20857e-06 Jy ! Component: 200 - total flux cleaned = 7.14086e-06 Jy ! Total flux subtracted in 200 components = 7.14086e-06 Jy ! Clean residual min=-0.000957 max=0.000862 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.112742 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 75 components and 0.112742 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.132 mas, bpa=4.255 degrees ! Estimated noise=0.195367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.46692e-05 Jy ! Component: 100 - total flux cleaned = -0.000100496 Jy ! Component: 150 - total flux cleaned = -0.000101171 Jy ! Component: 200 - total flux cleaned = -0.000113095 Jy ! Total flux subtracted in 200 components = -0.000113095 Jy ! Clean residual min=-0.000968 max=0.000841 Jy/beam ! Clean residual mean=0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.112629 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 80 components and 0.112629 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=0.056282Jy sigma=1.182946 ! Fit after self-cal, rms=0.056280Jy sigma=1.182896 wmodel J2242+2955_X_map.mod ! Writing 80 model components to file: J2242+2955_X_map.mod wobs J2242+2955_X_uvs.fits ! Writing UV FITS file: J2242+2955_X_uvs.fits wwins J2242+2955_X_map.win ! wwins: Wrote 2 windows to J2242+2955_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 = -0.000363914 Jy ! Component: 100 - total flux cleaned = -0.000458172 Jy ! Component: 150 - total flux cleaned = -0.000548197 Jy ! Component: 200 - total flux cleaned = -0.000635843 Jy ! Component: 250 - total flux cleaned = -0.000721204 Jy ! Component: 300 - total flux cleaned = -0.000776651 Jy ! Component: 350 - total flux cleaned = -0.000817406 Jy ! Component: 400 - total flux cleaned = -0.000870345 Jy ! Component: 450 - total flux cleaned = -0.000909159 Jy ! Component: 500 - total flux cleaned = -0.000947258 Jy ! Component: 550 - total flux cleaned = -0.000959788 Jy ! Component: 600 - total flux cleaned = -0.000996668 Jy ! Component: 650 - total flux cleaned = -0.0010208 Jy ! Component: 700 - total flux cleaned = -0.0010447 Jy ! Component: 750 - total flux cleaned = -0.0010683 Jy ! Component: 800 - total flux cleaned = -0.0011033 Jy ! Component: 850 - total flux cleaned = -0.00113789 Jy ! Component: 900 - total flux cleaned = -0.00116083 Jy ! Component: 950 - total flux cleaned = -0.00118351 Jy ! Component: 1000 - total flux cleaned = -0.00127267 Jy ! Component: 1050 - total flux cleaned = -0.00127285 Jy ! Component: 1100 - total flux cleaned = -0.00132742 Jy ! Component: 1150 - total flux cleaned = -0.00137057 Jy ! Component: 1200 - total flux cleaned = -0.00135978 Jy ! Component: 1250 - total flux cleaned = -0.00132823 Jy ! Component: 1300 - total flux cleaned = -0.00134927 Jy ! Component: 1350 - total flux cleaned = -0.00132842 Jy ! Component: 1400 - total flux cleaned = -0.00131828 Jy ! Component: 1450 - total flux cleaned = -0.00136945 Jy ! Component: 1500 - total flux cleaned = -0.00133888 Jy ! Component: 1550 - total flux cleaned = -0.00136912 Jy ! Component: 1600 - total flux cleaned = -0.00134904 Jy ! Component: 1650 - total flux cleaned = -0.00133907 Jy ! Component: 1700 - total flux cleaned = -0.00127987 Jy ! Component: 1750 - total flux cleaned = -0.00128973 Jy ! Component: 1800 - total flux cleaned = -0.00130921 Jy ! Component: 1850 - total flux cleaned = -0.00128027 Jy ! Component: 1900 - total flux cleaned = -0.00130902 Jy ! Component: 1950 - total flux cleaned = -0.00128038 Jy ! Component: 2000 - total flux cleaned = -0.00124261 Jy ! Component: 2050 - total flux cleaned = -0.00129892 Jy ! Component: 2100 - total flux cleaned = -0.00130819 Jy ! Component: 2150 - total flux cleaned = -0.00126173 Jy ! Component: 2200 - total flux cleaned = -0.00130789 Jy ! Component: 2250 - total flux cleaned = -0.0012988 Jy ! Component: 2300 - total flux cleaned = -0.00128964 Jy ! Component: 2350 - total flux cleaned = -0.00127148 Jy ! Component: 2400 - total flux cleaned = -0.00126245 Jy ! Component: 2450 - total flux cleaned = -0.00128938 Jy ! Component: 2500 - total flux cleaned = -0.00126265 Jy ! Component: 2550 - total flux cleaned = -0.0012538 Jy ! Component: 2600 - total flux cleaned = -0.0012448 Jy ! Component: 2650 - total flux cleaned = -0.00124482 Jy ! Component: 2700 - total flux cleaned = -0.00124478 Jy ! Component: 2750 - total flux cleaned = -0.00131406 Jy ! Component: 2800 - total flux cleaned = -0.00123639 Jy ! Component: 2850 - total flux cleaned = -0.00127066 Jy ! Component: 2900 - total flux cleaned = -0.00126213 Jy ! Component: 2950 - total flux cleaned = -0.00129609 Jy ! Component: 3000 - total flux cleaned = -0.00127071 Jy ! Component: 3050 - total flux cleaned = -0.00129587 Jy ! Component: 3100 - total flux cleaned = -0.00132933 Jy ! Component: 3150 - total flux cleaned = -0.00133766 Jy ! Component: 3200 - total flux cleaned = -0.00132109 Jy ! Component: 3250 - total flux cleaned = -0.00135405 Jy ! Component: 3300 - total flux cleaned = -0.00141141 Jy ! Component: 3350 - total flux cleaned = -0.00141132 Jy ! Component: 3400 - total flux cleaned = -0.00143576 Jy ! Component: 3450 - total flux cleaned = -0.00145192 Jy ! Component: 3500 - total flux cleaned = -0.00141968 Jy ! Component: 3550 - total flux cleaned = -0.00145173 Jy ! Component: 3600 - total flux cleaned = -0.00149956 Jy ! Component: 3650 - total flux cleaned = -0.00148373 Jy ! Component: 3700 - total flux cleaned = -0.0014837 Jy ! Component: 3750 - total flux cleaned = -0.00148368 Jy ! Component: 3800 - total flux cleaned = -0.0015228 Jy ! Component: 3850 - total flux cleaned = -0.00154617 Jy ! Component: 3900 - total flux cleaned = -0.00158497 Jy ! Component: 3950 - total flux cleaned = -0.00160045 Jy ! Component: 4000 - total flux cleaned = -0.00159276 Jy ! Component: 4050 - total flux cleaned = -0.00159269 Jy ! Total flux subtracted in 4096 components = -0.0016385 Jy ! Clean residual min=-0.000450 max=0.000515 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.110991 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 401 components and 0.110991 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2242+2955_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 2.132 at 4.255 degrees (North through East) ! Clean map min=-0.0008339 max=0.10816 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2242+2955_X_map.fits wmodel /vlbi/uf001/uva//J2242+2955_X_map.mod ! Writing 401 model components to file: /vlbi/uf001/uva//J2242+2955_X_map.mod wobs /vlbi/uf001/uva//J2242+2955_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2242+2955_X_uvs.fits wwins /vlbi/uf001/uva//J2242+2955_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2242+2955_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.108156 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135815 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.376718 0.376718 0.753436 1.50687 3.01374 6.02749 12.055 24.1099 48.2199 96.4398 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.108 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 796.351 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2242+2955_X_dfm.log closed on Mon Jan 14 06:22:02 2019