! Started logfile: /vlbi/uf001/uva//J0618+4207_X_dfm.log on Sun Jan 13 22:56:09 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//J0618+4207_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0618+4207_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.981287 visibilities/baseline/integration-bin. ! Found source: J0618+4207 ! ! 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 30204 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 J0618+4207_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 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007799Jy sigma=23.657349 ! Fit after self-cal, rms=0.900254Jy sigma=21.162801 ! 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=0.8078 mas, bmaj=1.119 mas, bpa=2.487 degrees ! Estimated noise=0.376844 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 = 0.0783885 Jy ! Component: 100 - total flux cleaned = 0.0954854 Jy ! Total flux subtracted in 100 components = 0.0954854 Jy ! Clean residual min=-0.004704 max=0.005572 Jy/beam ! Clean residual mean=-0.000001 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 0.0954854 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0954854 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=0.062277Jy sigma=1.373168 ! Fit after self-cal, rms=0.062186Jy sigma=1.372049 ! 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=1.041 mas, bmaj=1.409 mas, bpa=7.626 degrees ! Estimated noise=0.18721 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 = 0.00544858 Jy ! Component: 100 - total flux cleaned = 0.00787291 Jy ! Component: 150 - total flux cleaned = 0.00893903 Jy ! Component: 200 - total flux cleaned = 0.00920909 Jy ! Total flux subtracted in 200 components = 0.00920909 Jy ! Clean residual min=-0.004601 max=0.004759 Jy/beam ! Clean residual mean=-0.000011 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.104695 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.104695 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=0.061736Jy sigma=1.361772 ! Fit after self-cal, rms=0.061735Jy sigma=1.361563 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 1.409 at 7.626 degrees (North through East) ! Clean map min=-0.0044306 max=0.10094 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.95 KP 1.01 ! LA 0.90 MK 1.02 NL 1.22 OV 0.96 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.98 KP 1.04 ! LA 0.88 MK 1.01 NL 1.22 OV 0.94 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.94 KP 1.05 ! LA 0.90 MK 1.03 NL 1.21 OV 0.96 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.96 KP 1.02 ! LA 0.89 MK 0.99 NL 1.18 OV 0.96 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.99 KP 1.00 ! LA 0.89 MK 1.02 NL 1.19 OV 0.96 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.95 KP 1.02 ! LA 0.86 MK 1.04 NL 1.20 OV 0.93 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.98 KP 0.99 ! LA 0.88 MK 0.97 NL 1.20 OV 0.94 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.95 KP 1.01 ! LA 0.84 MK 0.98 NL 1.22 OV 0.96 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.91 KP 1.03 ! LA 0.88 MK 0.99 NL 1.22 OV 0.94 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.99 KP 1.04 ! LA 0.86 MK 0.98 NL 1.22 OV 0.95 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.95 KP 0.99 ! LA 0.86 MK 0.99 NL 1.21 OV 0.92 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.95 KP 1.00 ! LA 0.91 MK 1.00 NL 1.17 OV 0.96 ! PT 0.90 SC 1.00 ! ! ! Fit before self-cal, rms=0.061735Jy sigma=1.361563 ! Fit after self-cal, rms=0.058991Jy sigma=1.328849 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.037 mas, bmaj=1.415 mas, bpa=7.88 degrees ! Estimated noise=0.186351 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 = -0.000796979 Jy ! Component: 100 - total flux cleaned = -0.000944657 Jy ! Component: 150 - total flux cleaned = -0.0010557 Jy ! Component: 200 - total flux cleaned = -0.00110568 Jy ! Total flux subtracted in 200 components = -0.00110568 Jy ! Clean residual min=-0.003136 max=0.003691 Jy/beam ! Clean residual mean=-0.000009 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.103589 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.103589 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=0.058976Jy sigma=1.328475 ! Fit after self-cal, rms=0.059039Jy sigma=1.327884 ! 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=0.059039Jy sigma=1.327884 ! Fit after self-cal, rms=0.060044Jy sigma=1.278230 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=1.417 mas, bpa=8.687 degrees ! Estimated noise=0.186059 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.60206e-05 Jy ! Component: 100 - total flux cleaned = 0.000181706 Jy ! Component: 150 - total flux cleaned = 0.000226392 Jy ! Component: 200 - total flux cleaned = 0.000245122 Jy ! Total flux subtracted in 200 components = 0.000245122 Jy ! Clean residual min=-0.001141 max=0.002475 Jy/beam ! Clean residual mean=0.000004 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.103834 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.103834 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=0.060038Jy sigma=1.278086 ! Fit after self-cal, rms=0.060149Jy sigma=1.277097 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 (-1, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258386 Jy ! Component: 100 - total flux cleaned = 0.00388237 Jy ! Component: 150 - total flux cleaned = 0.00434988 Jy ! Component: 200 - total flux cleaned = 0.00442379 Jy ! Total flux subtracted in 200 components = 0.00442379 Jy ! Clean residual min=-0.001109 max=0.001179 Jy/beam ! Clean residual mean=0.000003 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.108258 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.108258 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=0.060035Jy sigma=1.274377 ! Fit after self-cal, rms=0.060019Jy sigma=1.274021 ! Inverting map ! Added new window around map position (22.4, 11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108472 Jy ! Component: 100 - total flux cleaned = 0.00141558 Jy ! Component: 150 - total flux cleaned = 0.00154577 Jy ! Component: 200 - total flux cleaned = 0.00164118 Jy ! Total flux subtracted in 200 components = 0.00164118 Jy ! Clean residual min=-0.001147 max=0.001109 Jy/beam ! Clean residual mean=0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.109899 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 67 components and 0.109899 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=0.059991Jy sigma=1.273384 ! Fit after self-cal, rms=0.059987Jy sigma=1.273339 ! 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=0.059987Jy sigma=1.273339 ! Fit after self-cal, rms=0.059858Jy sigma=1.272809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=1.413 mas, bpa=8.756 degrees ! Estimated noise=0.185936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00085492 Jy ! Component: 100 - total flux cleaned = 0.00110263 Jy ! Component: 150 - total flux cleaned = 0.00127116 Jy ! Component: 200 - total flux cleaned = 0.0014181 Jy ! Total flux subtracted in 200 components = 0.0014181 Jy ! Clean residual min=-0.000985 max=0.001082 Jy/beam ! Clean residual mean=0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.111317 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 0.111317 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=0.059840Jy sigma=1.272428 ! Fit after self-cal, rms=0.059838Jy sigma=1.272389 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 (32.6, -30.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000209194 Jy ! Component: 100 - total flux cleaned = 7.96756e-05 Jy ! Component: 150 - total flux cleaned = 0.000176509 Jy ! Component: 200 - total flux cleaned = 0.000300495 Jy ! Total flux subtracted in 200 components = 0.000300495 Jy ! Clean residual min=-0.000987 max=0.001010 Jy/beam ! Clean residual mean=0.000002 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.111618 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 0.111618 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=0.059815Jy sigma=1.271868 ! Fit after self-cal, rms=0.059815Jy sigma=1.271846 ! Inverting map ! Added new window around map position (28, 46.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000667624 Jy ! Component: 100 - total flux cleaned = 0.000837824 Jy ! Component: 150 - total flux cleaned = 0.00100767 Jy ! Component: 200 - total flux cleaned = 0.00105538 Jy ! Total flux subtracted in 200 components = 0.00105538 Jy ! Clean residual min=-0.000943 max=0.000903 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.112673 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 108 components and 0.112673 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=0.059798Jy sigma=1.271497 ! Fit after self-cal, rms=0.059798Jy sigma=1.271476 ! 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=0.059798Jy sigma=1.271476 ! Fit after self-cal, rms=0.059760Jy sigma=1.271386 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.285 mas, bmaj=2.5 mas, bpa=19.99 degrees ! Estimated noise=0.230938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000630106 Jy ! Component: 100 - total flux cleaned = 0.00104295 Jy ! Component: 150 - total flux cleaned = 0.00130358 Jy ! Component: 200 - total flux cleaned = 0.00148259 Jy ! Total flux subtracted in 200 components = 0.00148259 Jy ! Clean residual min=-0.000922 max=0.001034 Jy/beam ! Clean residual mean=0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.114155 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.114155 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=0.059756Jy sigma=1.271310 ! Fit after self-cal, rms=0.059755Jy sigma=1.271297 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 = 0.000230441 Jy ! Component: 100 - total flux cleaned = 0.000335928 Jy ! Component: 150 - total flux cleaned = 0.000433073 Jy ! Component: 200 - total flux cleaned = 0.000496091 Jy ! Total flux subtracted in 200 components = 0.000496091 Jy ! Clean residual min=-0.000918 max=0.001004 Jy/beam ! Clean residual mean=0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.114652 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 141 components and 0.114652 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=0.059753Jy sigma=1.271298 ! Fit after self-cal, rms=0.059753Jy sigma=1.271292 ! 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=1.027 mas, bmaj=1.412 mas, bpa=8.776 degrees ! Estimated noise=0.185878 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.027 x 1.412 at 8.776 degrees (North through East) ! Clean map min=-0.00095083 max=0.10058 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=0.7972 mas, bmaj=1.12 mas, bpa=4.796 degrees ! Estimated noise=0.372812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0775191 Jy ! Component: 100 - total flux cleaned = 0.0944261 Jy ! Component: 150 - total flux cleaned = 0.09944 Jy ! Component: 200 - total flux cleaned = 0.102877 Jy ! Total flux subtracted in 200 components = 0.102877 Jy ! Clean residual min=-0.002475 max=0.002421 Jy/beam ! Clean residual mean=0.000001 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.102877 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 0.102877 Jy ! Inverting map and beam ! Estimated beam: bmin=1.027 mas, bmaj=1.412 mas, bpa=8.776 degrees ! Estimated noise=0.185878 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 = 0.00318947 Jy ! Component: 100 - total flux cleaned = 0.00526683 Jy ! Component: 150 - total flux cleaned = 0.00674513 Jy ! Component: 200 - total flux cleaned = 0.00762634 Jy ! Total flux subtracted in 200 components = 0.00762634 Jy ! Clean residual min=-0.001039 max=0.001023 Jy/beam ! Clean residual mean=0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.110503 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 38 components and 0.110503 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=2.285 mas, bmaj=2.5 mas, bpa=19.99 degrees ! Estimated noise=0.230938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139503 Jy ! Component: 100 - total flux cleaned = 0.00228075 Jy ! Component: 150 - total flux cleaned = 0.00282082 Jy ! Component: 200 - total flux cleaned = 0.00315731 Jy ! Total flux subtracted in 200 components = 0.00315731 Jy ! Clean residual min=-0.000930 max=0.001049 Jy/beam ! Clean residual mean=0.000003 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.11366 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268146 Jy ! Component: 100 - total flux cleaned = 0.000468009 Jy ! Component: 150 - total flux cleaned = 0.000534216 Jy ! Component: 200 - total flux cleaned = 0.000596455 Jy ! Total flux subtracted in 200 components = 0.000596455 Jy ! Clean residual min=-0.000919 max=0.001010 Jy/beam ! Clean residual mean=0.000003 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.114257 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 86 components and 0.114257 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.027 mas, bmaj=1.412 mas, bpa=8.776 degrees ! Estimated noise=0.185878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.36752e-05 Jy ! Component: 100 - total flux cleaned = 9.98495e-05 Jy ! Component: 150 - total flux cleaned = 0.000147372 Jy ! Component: 200 - total flux cleaned = 0.00019115 Jy ! Total flux subtracted in 200 components = 0.00019115 Jy ! Clean residual min=-0.000926 max=0.000915 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.114448 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 0.114448 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=0.059777Jy sigma=1.271815 ! Fit after self-cal, rms=0.059777Jy sigma=1.271698 wmodel J0618+4207_X_map.mod ! Writing 104 model components to file: J0618+4207_X_map.mod wobs J0618+4207_X_uvs.fits ! Writing UV FITS file: J0618+4207_X_uvs.fits wwins J0618+4207_X_map.win ! wwins: Wrote 5 windows to J0618+4207_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 = -0.000241934 Jy ! Component: 100 - total flux cleaned = -0.000453974 Jy ! Component: 150 - total flux cleaned = -0.000612131 Jy ! Component: 200 - total flux cleaned = -0.000765716 Jy ! Component: 250 - total flux cleaned = -0.000840818 Jy ! Component: 300 - total flux cleaned = -0.0009591 Jy ! Component: 350 - total flux cleaned = -0.00106045 Jy ! Component: 400 - total flux cleaned = -0.00113136 Jy ! Component: 450 - total flux cleaned = -0.0011732 Jy ! Component: 500 - total flux cleaned = -0.00122849 Jy ! Component: 550 - total flux cleaned = -0.0013233 Jy ! Component: 600 - total flux cleaned = -0.00134976 Jy ! Component: 650 - total flux cleaned = -0.00142878 Jy ! Component: 700 - total flux cleaned = -0.00146735 Jy ! Component: 750 - total flux cleaned = -0.00148027 Jy ! Component: 800 - total flux cleaned = -0.00146761 Jy ! Component: 850 - total flux cleaned = -0.00149281 Jy ! Component: 900 - total flux cleaned = -0.00149303 Jy ! Component: 950 - total flux cleaned = -0.00148077 Jy ! Component: 1000 - total flux cleaned = -0.00152925 Jy ! Component: 1050 - total flux cleaned = -0.00150509 Jy ! Component: 1100 - total flux cleaned = -0.00152898 Jy ! Component: 1150 - total flux cleaned = -0.00150518 Jy ! Component: 1200 - total flux cleaned = -0.00150535 Jy ! Component: 1250 - total flux cleaned = -0.00149381 Jy ! Component: 1300 - total flux cleaned = -0.00151682 Jy ! Component: 1350 - total flux cleaned = -0.00147113 Jy ! Component: 1400 - total flux cleaned = -0.00147128 Jy ! Component: 1450 - total flux cleaned = -0.00148247 Jy ! Component: 1500 - total flux cleaned = -0.0014714 Jy ! Component: 1550 - total flux cleaned = -0.00147147 Jy ! Component: 1600 - total flux cleaned = -0.00153724 Jy ! Component: 1650 - total flux cleaned = -0.00152635 Jy ! Component: 1700 - total flux cleaned = -0.00153711 Jy ! Component: 1750 - total flux cleaned = -0.00156921 Jy ! Component: 1800 - total flux cleaned = -0.00156919 Jy ! Component: 1850 - total flux cleaned = -0.00159037 Jy ! Component: 1900 - total flux cleaned = -0.00160085 Jy ! Component: 1950 - total flux cleaned = -0.00160076 Jy ! Component: 2000 - total flux cleaned = -0.00162145 Jy ! Component: 2050 - total flux cleaned = -0.00164198 Jy ! Component: 2100 - total flux cleaned = -0.00165225 Jy ! Component: 2150 - total flux cleaned = -0.00167252 Jy ! Component: 2200 - total flux cleaned = -0.00168257 Jy ! Component: 2250 - total flux cleaned = -0.00171261 Jy ! Component: 2300 - total flux cleaned = -0.00173266 Jy ! Component: 2350 - total flux cleaned = -0.00178206 Jy ! Component: 2400 - total flux cleaned = -0.00179194 Jy ! Component: 2450 - total flux cleaned = -0.00173321 Jy ! Component: 2500 - total flux cleaned = -0.00177214 Jy ! Component: 2550 - total flux cleaned = -0.00179149 Jy ! Component: 2600 - total flux cleaned = -0.00182985 Jy ! Component: 2650 - total flux cleaned = -0.00181073 Jy ! Component: 2700 - total flux cleaned = -0.00178227 Jy ! Component: 2750 - total flux cleaned = -0.00178237 Jy ! Component: 2800 - total flux cleaned = -0.00183873 Jy ! Component: 2850 - total flux cleaned = -0.00181071 Jy ! Component: 2900 - total flux cleaned = -0.00182929 Jy ! Component: 2950 - total flux cleaned = -0.00178305 Jy ! Component: 3000 - total flux cleaned = -0.00178307 Jy ! Component: 3050 - total flux cleaned = -0.00179219 Jy ! Component: 3100 - total flux cleaned = -0.00174672 Jy ! Component: 3150 - total flux cleaned = -0.0017739 Jy ! Component: 3200 - total flux cleaned = -0.00173791 Jy ! Component: 3250 - total flux cleaned = -0.00173791 Jy ! Component: 3300 - total flux cleaned = -0.00172906 Jy ! Component: 3350 - total flux cleaned = -0.00175565 Jy ! Component: 3400 - total flux cleaned = -0.00175559 Jy ! Component: 3450 - total flux cleaned = -0.00176427 Jy ! Component: 3500 - total flux cleaned = -0.0017555 Jy ! Component: 3550 - total flux cleaned = -0.0017033 Jy ! Component: 3600 - total flux cleaned = -0.00172062 Jy ! Component: 3650 - total flux cleaned = -0.00174644 Jy ! Component: 3700 - total flux cleaned = -0.00175503 Jy ! Component: 3750 - total flux cleaned = -0.00176356 Jy ! Component: 3800 - total flux cleaned = -0.00175513 Jy ! Component: 3850 - total flux cleaned = -0.00178045 Jy ! Component: 3900 - total flux cleaned = -0.00175528 Jy ! Component: 3950 - total flux cleaned = -0.00180552 Jy ! Component: 4000 - total flux cleaned = -0.0018222 Jy ! Component: 4050 - total flux cleaned = -0.00182211 Jy ! Total flux subtracted in 4096 components = -0.00181384 Jy ! Clean residual min=-0.000555 max=0.000493 Jy/beam ! Clean residual mean=-0.000000 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.112634 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 425 components and 0.112634 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0618+4207_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.027 x 1.412 at 8.776 degrees (North through East) ! Clean map min=-0.00079024 max=0.10034 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0618+4207_X_map.fits wmodel /vlbi/uf001/uva//J0618+4207_X_map.mod ! Writing 425 model components to file: /vlbi/uf001/uva//J0618+4207_X_map.mod wobs /vlbi/uf001/uva//J0618+4207_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0618+4207_X_uvs.fits wwins /vlbi/uf001/uva//J0618+4207_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0618+4207_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.100335 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000140354 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.419655 0.419655 0.83931 1.67862 3.35724 6.71448 13.429 26.8579 53.7159 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.1 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 714.872 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0618+4207_X_dfm.log closed on Sun Jan 13 22:56:14 2019