! Started logfile: /vlbi/uf001/uva//J1827+2658_X_dfm.log on Mon Jan 14 04:38:32 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//J1827+2658_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1827+2658_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.918129 visibilities/baseline/integration-bin. ! Found source: J1827+2658 ! ! 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 28260 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 J1827+2658_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003480Jy sigma=27.169471 ! Fit after self-cal, rms=0.913994Jy sigma=24.744873 ! 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=0.7006 mas, bmaj=1.454 mas, bpa=-6.692 degrees ! Estimated noise=0.313095 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 = 0.0645572 Jy ! Component: 100 - total flux cleaned = 0.0814127 Jy ! Total flux subtracted in 100 components = 0.0814127 Jy ! Clean residual min=-0.003797 max=0.010387 Jy/beam ! Clean residual mean=0.000009 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.0814127 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0814127 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=0.056355Jy sigma=1.452941 ! Fit after self-cal, rms=0.056221Jy sigma=1.449618 ! Inverting map ! Added new window around map position (1, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00987135 Jy ! Component: 100 - total flux cleaned = 0.0156126 Jy ! Total flux subtracted in 100 components = 0.0156126 Jy ! Clean residual min=-0.003314 max=0.006524 Jy/beam ! Clean residual mean=0.000007 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.0970253 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.0970253 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=0.053973Jy sigma=1.386453 ! Fit after self-cal, rms=0.053910Jy sigma=1.384283 ! Inverting map ! Added new window around map position (2.8, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0062152 Jy ! Component: 100 - total flux cleaned = 0.0100645 Jy ! Total flux subtracted in 100 components = 0.0100645 Jy ! Clean residual min=-0.003317 max=0.002893 Jy/beam ! Clean residual mean=0.000005 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.10709 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.10709 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=0.052884Jy sigma=1.354492 ! Fit after self-cal, rms=0.052823Jy sigma=1.352838 ! 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=0.9092 mas, bmaj=1.725 mas, bpa=-5.75 degrees ! Estimated noise=0.158971 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 = 0.00489892 Jy ! Component: 100 - total flux cleaned = 0.00799828 Jy ! Component: 150 - total flux cleaned = 0.0102408 Jy ! Component: 200 - total flux cleaned = 0.0119122 Jy ! Total flux subtracted in 200 components = 0.0119122 Jy ! Clean residual min=-0.002221 max=0.002674 Jy/beam ! Clean residual mean=0.000006 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.119002 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 46 components and 0.119002 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=0.052288Jy sigma=1.337857 ! Fit after self-cal, rms=0.052248Jy sigma=1.336715 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9092 x 1.725 at -5.75 degrees (North through East) ! Clean map min=-0.0021242 max=0.084898 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.94 KP 0.99 ! LA 0.99 MK 1.03 NL 1.10 OV 0.89 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.94 KP 1.01 ! LA 0.97 MK 1.03 NL 1.11 OV 0.91 ! PT 0.93 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.94 KP 0.99 ! LA 0.99 MK 1.04 NL 1.10 OV 0.92 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.96 KP 0.99 ! LA 1.00 MK 1.03 NL 1.08 OV 0.92 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 1.03 ! LA 0.98 MK 1.00 NL 1.12 OV 0.93 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.94 KP 1.01 ! LA 1.00 MK 1.04 NL 1.09 OV 0.93 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.97 KP 1.04 ! LA 0.96 MK 1.05 NL 1.11 OV 0.94 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.94 KP 1.03 ! LA 0.99 MK 1.06 NL 1.11 OV 0.91 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.89 KP 1.02 ! LA 0.99 MK 1.04 NL 1.16 OV 0.94 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.91 KP 1.00 ! LA 0.99 MK 1.01 NL 1.13 OV 0.93 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.98 KP 1.03 ! LA 1.01 MK 0.99 NL 1.07 OV 0.89 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.91 KP 1.04 ! LA 1.01 MK 1.03 NL 1.15 OV 0.91 ! PT 0.90 SC 0.94 ! ! ! Fit before self-cal, rms=0.052248Jy sigma=1.336715 ! Fit after self-cal, rms=0.050891Jy sigma=1.318422 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9114 mas, bmaj=1.736 mas, bpa=-5.45 degrees ! Estimated noise=0.157479 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 (4.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238381 Jy ! Component: 100 - total flux cleaned = 0.00365926 Jy ! Component: 150 - total flux cleaned = 0.00451325 Jy ! Component: 200 - total flux cleaned = 0.00495316 Jy ! Total flux subtracted in 200 components = 0.00495316 Jy ! Clean residual min=-0.001141 max=0.001131 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.123955 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 76 components and 0.123955 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=0.050780Jy sigma=1.314937 ! Fit after self-cal, rms=0.050795Jy sigma=1.314294 ! 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=0.050795Jy sigma=1.314294 ! Fit after self-cal, rms=0.050957Jy sigma=1.310252 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9126 mas, bmaj=1.738 mas, bpa=-5.613 degrees ! Estimated noise=0.157775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000850428 Jy ! Component: 100 - total flux cleaned = 0.00142713 Jy ! Component: 150 - total flux cleaned = 0.0017965 Jy ! Component: 200 - total flux cleaned = 0.00195573 Jy ! Total flux subtracted in 200 components = 0.00195573 Jy ! Clean residual min=-0.000988 max=0.001031 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.125911 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.125911 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=0.050939Jy sigma=1.309724 ! Fit after self-cal, rms=0.050948Jy sigma=1.309618 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 (7.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010182 Jy ! Component: 100 - total flux cleaned = 0.00163993 Jy ! Component: 150 - total flux cleaned = 0.0021107 Jy ! Component: 200 - total flux cleaned = 0.00244454 Jy ! Total flux subtracted in 200 components = 0.00244454 Jy ! Clean residual min=-0.000988 max=0.000931 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.128355 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 111 components and 0.128355 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=0.050926Jy sigma=1.308878 ! Fit after self-cal, rms=0.050925Jy sigma=1.308826 ! 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=0.050925Jy sigma=1.308826 ! Fit after self-cal, rms=0.050891Jy sigma=1.308737 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9121 mas, bmaj=1.739 mas, bpa=-5.686 degrees ! Estimated noise=0.15768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000500571 Jy ! Component: 100 - total flux cleaned = 0.000912106 Jy ! Component: 150 - total flux cleaned = 0.00117895 Jy ! Component: 200 - total flux cleaned = 0.00136438 Jy ! Total flux subtracted in 200 components = 0.00136438 Jy ! Clean residual min=-0.000952 max=0.000934 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.12972 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 121 components and 0.12972 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=0.050883Jy sigma=1.308489 ! Fit after self-cal, rms=0.050882Jy sigma=1.308474 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 (22, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00056799 Jy ! Component: 100 - total flux cleaned = 0.000591603 Jy ! Component: 150 - total flux cleaned = 0.000611402 Jy ! Component: 200 - total flux cleaned = 0.000660948 Jy ! Total flux subtracted in 200 components = 0.000660948 Jy ! Clean residual min=-0.000892 max=0.000849 Jy/beam ! Clean residual mean=0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.130381 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 139 components and 0.130381 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=0.050859Jy sigma=1.307862 ! Fit after self-cal, rms=0.050859Jy sigma=1.307815 ! 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=0.050859Jy sigma=1.307815 ! Fit after self-cal, rms=0.050871Jy sigma=1.307773 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.064 mas, bmaj=2.686 mas, bpa=-2.793 degrees ! Estimated noise=0.197397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000220302 Jy ! Component: 100 - total flux cleaned = 0.000440836 Jy ! Component: 150 - total flux cleaned = 0.000636155 Jy ! Component: 200 - total flux cleaned = 0.000738227 Jy ! Total flux subtracted in 200 components = 0.000738227 Jy ! Clean residual min=-0.001134 max=0.001048 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.131119 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 165 components and 0.131119 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=0.050869Jy sigma=1.307686 ! Fit after self-cal, rms=0.050868Jy sigma=1.307674 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 = 0.000178216 Jy ! Component: 100 - total flux cleaned = 0.000230532 Jy ! Component: 150 - total flux cleaned = 0.000261658 Jy ! Component: 200 - total flux cleaned = 0.00027579 Jy ! Total flux subtracted in 200 components = 0.00027579 Jy ! Clean residual min=-0.001107 max=0.001028 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.131395 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 178 components and 0.131395 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=0.050867Jy sigma=1.307646 ! Fit after self-cal, rms=0.050867Jy sigma=1.307641 ! 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=0.9119 mas, bmaj=1.739 mas, bpa=-5.7 degrees ! Estimated noise=0.157716 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9119 x 1.739 at -5.7 degrees (North through East) ! Clean map min=-0.00080082 max=0.08409 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=0.7023 mas, bmaj=1.462 mas, bpa=-6.595 degrees ! Estimated noise=0.310564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0638411 Jy ! Component: 100 - total flux cleaned = 0.0815519 Jy ! Component: 150 - total flux cleaned = 0.0918829 Jy ! Component: 200 - total flux cleaned = 0.0987586 Jy ! Total flux subtracted in 200 components = 0.0987586 Jy ! Clean residual min=-0.002395 max=0.003767 Jy/beam ! Clean residual mean=0.000006 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.0987586 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0987586 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9119 mas, bmaj=1.739 mas, bpa=-5.7 degrees ! Estimated noise=0.157716 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 = 0.00734612 Jy ! Component: 100 - total flux cleaned = 0.0122966 Jy ! Component: 150 - total flux cleaned = 0.0157991 Jy ! Component: 200 - total flux cleaned = 0.0183467 Jy ! Total flux subtracted in 200 components = 0.0183467 Jy ! Clean residual min=-0.001411 max=0.001456 Jy/beam ! Clean residual mean=0.000005 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.117105 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 47 components and 0.117105 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195214 Jy ! Component: 100 - total flux cleaned = 0.00356973 Jy ! Component: 150 - total flux cleaned = 0.00493638 Jy ! Component: 200 - total flux cleaned = 0.00611524 Jy ! Total flux subtracted in 200 components = 0.00611524 Jy ! Clean residual min=-0.001142 max=0.000992 Jy/beam ! Clean residual mean=0.000003 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.123221 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 81 components and 0.123221 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=2.064 mas, bmaj=2.686 mas, bpa=-2.793 degrees ! Estimated noise=0.197397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179377 Jy ! Component: 100 - total flux cleaned = 0.00309061 Jy ! Component: 150 - total flux cleaned = 0.00388058 Jy ! Component: 200 - total flux cleaned = 0.00453959 Jy ! Total flux subtracted in 200 components = 0.00453959 Jy ! Clean residual min=-0.001242 max=0.001028 Jy/beam ! Clean residual mean=0.000003 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.12776 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 = 0.000556229 Jy ! Component: 100 - total flux cleaned = 0.00102938 Jy ! Component: 150 - total flux cleaned = 0.00141369 Jy ! Component: 200 - total flux cleaned = 0.00170891 Jy ! Total flux subtracted in 200 components = 0.00170891 Jy ! Clean residual min=-0.001189 max=0.001024 Jy/beam ! Clean residual mean=0.000002 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.129469 Jy ! Adding 115 model components to the UV plane model. ! The established model now contains 172 components and 0.129469 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9119 mas, bmaj=1.739 mas, bpa=-5.7 degrees ! Estimated noise=0.157716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.0352e-05 Jy ! Component: 100 - total flux cleaned = 6.17655e-05 Jy ! Component: 150 - total flux cleaned = 0.000226868 Jy ! Component: 200 - total flux cleaned = 0.000378335 Jy ! Total flux subtracted in 200 components = 0.000378335 Jy ! Clean residual min=-0.000880 max=0.000850 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.129847 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 196 components and 0.129847 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=0.050880Jy sigma=1.308048 ! Fit after self-cal, rms=0.050871Jy sigma=1.307869 wmodel J1827+2658_X_map.mod ! Writing 196 model components to file: J1827+2658_X_map.mod wobs J1827+2658_X_uvs.fits ! Writing UV FITS file: J1827+2658_X_uvs.fits wwins J1827+2658_X_map.win ! wwins: Wrote 6 windows to J1827+2658_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 = -0.000162466 Jy ! Component: 100 - total flux cleaned = -0.000326098 Jy ! Component: 150 - total flux cleaned = -0.000482822 Jy ! Component: 200 - total flux cleaned = -0.000607002 Jy ! Component: 250 - total flux cleaned = -0.000674168 Jy ! Component: 300 - total flux cleaned = -0.000713608 Jy ! Component: 350 - total flux cleaned = -0.000738994 Jy ! Component: 400 - total flux cleaned = -0.000726253 Jy ! Component: 450 - total flux cleaned = -0.000726272 Jy ! Component: 500 - total flux cleaned = -0.00075064 Jy ! Component: 550 - total flux cleaned = -0.000738662 Jy ! Component: 600 - total flux cleaned = -0.000750527 Jy ! Component: 650 - total flux cleaned = -0.000750488 Jy ! Component: 700 - total flux cleaned = -0.000773327 Jy ! Component: 750 - total flux cleaned = -0.000739163 Jy ! Component: 800 - total flux cleaned = -0.000739401 Jy ! Component: 850 - total flux cleaned = -0.000772804 Jy ! Component: 900 - total flux cleaned = -0.00077283 Jy ! Component: 950 - total flux cleaned = -0.000816411 Jy ! Component: 1000 - total flux cleaned = -0.000805636 Jy ! Component: 1050 - total flux cleaned = -0.000837548 Jy ! Component: 1100 - total flux cleaned = -0.000858761 Jy ! Component: 1150 - total flux cleaned = -0.000910849 Jy ! Component: 1200 - total flux cleaned = -0.000869422 Jy ! Component: 1250 - total flux cleaned = -0.000941183 Jy ! Component: 1300 - total flux cleaned = -0.000920911 Jy ! Component: 1350 - total flux cleaned = -0.000900835 Jy ! Component: 1400 - total flux cleaned = -0.000990734 Jy ! Component: 1450 - total flux cleaned = -0.000961026 Jy ! Component: 1500 - total flux cleaned = -0.00098071 Jy ! Component: 1550 - total flux cleaned = -0.00102937 Jy ! Component: 1600 - total flux cleaned = -0.00103919 Jy ! Component: 1650 - total flux cleaned = -0.00102968 Jy ! Component: 1700 - total flux cleaned = -0.00104877 Jy ! Component: 1750 - total flux cleaned = -0.0011149 Jy ! Component: 1800 - total flux cleaned = -0.00110543 Jy ! Component: 1850 - total flux cleaned = -0.00110551 Jy ! Component: 1900 - total flux cleaned = -0.00113329 Jy ! Component: 1950 - total flux cleaned = -0.00112398 Jy ! Component: 2000 - total flux cleaned = -0.00113308 Jy ! Component: 2050 - total flux cleaned = -0.00113308 Jy ! Component: 2100 - total flux cleaned = -0.00115108 Jy ! Component: 2150 - total flux cleaned = -0.00115996 Jy ! Component: 2200 - total flux cleaned = -0.00114224 Jy ! Component: 2250 - total flux cleaned = -0.00113342 Jy ! Component: 2300 - total flux cleaned = -0.00115978 Jy ! Component: 2350 - total flux cleaned = -0.001186 Jy ! Component: 2400 - total flux cleaned = -0.00115131 Jy ! Component: 2450 - total flux cleaned = -0.00115983 Jy ! Component: 2500 - total flux cleaned = -0.00116839 Jy ! Component: 2550 - total flux cleaned = -0.00115983 Jy ! Component: 2600 - total flux cleaned = -0.00116826 Jy ! Component: 2650 - total flux cleaned = -0.00114305 Jy ! Component: 2700 - total flux cleaned = -0.00114309 Jy ! Component: 2750 - total flux cleaned = -0.0011596 Jy ! Component: 2800 - total flux cleaned = -0.00113485 Jy ! Component: 2850 - total flux cleaned = -0.00115119 Jy ! Component: 2900 - total flux cleaned = -0.0011267 Jy ! Component: 2950 - total flux cleaned = -0.00109431 Jy ! Component: 3000 - total flux cleaned = -0.00111854 Jy ! Component: 3050 - total flux cleaned = -0.00109446 Jy ! Component: 3100 - total flux cleaned = -0.00107057 Jy ! Component: 3150 - total flux cleaned = -0.00111018 Jy ! Component: 3200 - total flux cleaned = -0.00109438 Jy ! Component: 3250 - total flux cleaned = -0.001063 Jy ! Component: 3300 - total flux cleaned = -0.00107082 Jy ! Component: 3350 - total flux cleaned = -0.00106307 Jy ! Component: 3400 - total flux cleaned = -0.0010631 Jy ! Component: 3450 - total flux cleaned = -0.00106305 Jy ! Component: 3500 - total flux cleaned = -0.00104779 Jy ! Component: 3550 - total flux cleaned = -0.00103263 Jy ! Component: 3600 - total flux cleaned = -0.00100999 Jy ! Component: 3650 - total flux cleaned = -0.00104762 Jy ! Component: 3700 - total flux cleaned = -0.00106994 Jy ! Component: 3750 - total flux cleaned = -0.00107728 Jy ! Component: 3800 - total flux cleaned = -0.00104028 Jy ! Component: 3850 - total flux cleaned = -0.000988774 Jy ! Component: 3900 - total flux cleaned = -0.000981445 Jy ! Component: 3950 - total flux cleaned = -0.0009887 Jy ! Component: 4000 - total flux cleaned = -0.000981396 Jy ! Component: 4050 - total flux cleaned = -0.00100306 Jy ! Total flux subtracted in 4096 components = -0.000995897 Jy ! Clean residual min=-0.000458 max=0.000421 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.128852 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 534 components and 0.128852 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1827+2658_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9119 x 1.739 at -5.7 degrees (North through East) ! Clean map min=-0.00062281 max=0.084048 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1827+2658_X_map.fits wmodel /vlbi/uf001/uva//J1827+2658_X_map.mod ! Writing 534 model components to file: /vlbi/uf001/uva//J1827+2658_X_map.mod wobs /vlbi/uf001/uva//J1827+2658_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1827+2658_X_uvs.fits wwins /vlbi/uf001/uva//J1827+2658_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1827+2658_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0840482 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122841 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.438468 0.438468 0.876936 1.75387 3.50774 7.01548 14.031 28.0619 56.1239 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 684.2 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1827+2658_X_dfm.log closed on Mon Jan 14 04:38:38 2019