! Started logfile: /vlbi/uf001/uva//J2258+5719_X_dfm.log on Mon Jan 14 06:29:36 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//J2258+5719_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2258+5719_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.974074 visibilities/baseline/integration-bin. ! Found source: J2258+5719 ! ! 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 22092 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 J2258+5719_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 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007527Jy sigma=23.082549 ! Fit after self-cal, rms=0.895947Jy sigma=20.426617 ! 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=0.7682 mas, bmaj=1.04 mas, bpa=-8.448 degrees ! Estimated noise=0.411016 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 = 0.0762045 Jy ! Component: 100 - total flux cleaned = 0.103815 Jy ! Total flux subtracted in 100 components = 0.103815 Jy ! Clean residual min=-0.004479 max=0.012297 Jy/beam ! Clean residual mean=0.000004 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.103815 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.103815 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=0.061866Jy sigma=1.371868 ! Fit after self-cal, rms=0.061644Jy sigma=1.366852 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137303 Jy ! Component: 100 - total flux cleaned = 0.0207459 Jy ! Total flux subtracted in 100 components = 0.0207459 Jy ! Clean residual min=-0.003288 max=0.004740 Jy/beam ! Clean residual mean=0.000001 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.124561 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.124561 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=0.058004Jy sigma=1.271459 ! Fit after self-cal, rms=0.057993Jy sigma=1.271081 ! Inverting map ! Added new window around map position (0.2, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00478838 Jy ! Component: 100 - total flux cleaned = 0.00782575 Jy ! Total flux subtracted in 100 components = 0.00782575 Jy ! Clean residual min=-0.003321 max=0.003844 Jy/beam ! Clean residual mean=0.000001 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.132387 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 12 components and 0.132387 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=0.057473Jy sigma=1.257765 ! Fit after self-cal, rms=0.057449Jy sigma=1.257095 ! 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=0.9735 mas, bmaj=1.312 mas, bpa=-9.094 degrees ! Estimated noise=0.227705 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00554534 Jy ! Component: 100 - total flux cleaned = 0.00891911 Jy ! Component: 150 - total flux cleaned = 0.0114325 Jy ! Component: 200 - total flux cleaned = 0.0130867 Jy ! Total flux subtracted in 200 components = 0.0130867 Jy ! Clean residual min=-0.003303 max=0.003839 Jy/beam ! Clean residual mean=-0.000003 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.145473 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.145473 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=0.056836Jy sigma=1.241821 ! Fit after self-cal, rms=0.056788Jy sigma=1.240386 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9735 x 1.312 at -9.094 degrees (North through East) ! Clean map min=-0.0030588 max=0.10239 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.00 KP 0.98 ! LA 0.93 MK 1.03 NL 1.14 OV 0.91 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.00 KP 1.01 ! LA 0.96 MK 1.06 NL 1.14 OV 0.89 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.02 KP 1.02 ! LA 0.92 MK 0.97 NL 1.11 OV 0.89 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.00 KP 1.00 ! LA 0.96 MK 0.99 NL 1.14 OV 0.90 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.00 KP 1.04 ! LA 0.95 MK 0.94 NL 1.13 OV 0.89 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.99 KP 1.03 ! LA 0.94 MK 0.95 NL 1.13 OV 0.92 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.98 KP 0.98 ! LA 0.94 MK 1.04 NL 1.14 OV 0.92 ! PT 1.00 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.03 KP 1.00 ! LA 0.97 MK 1.01 NL 1.14 OV 0.90 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 1.01 KP 0.99 ! LA 0.99 MK 1.02 NL 1.11 OV 0.90 ! PT 1.02 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.03 KP 1.00 ! LA 0.95 MK 1.01 NL 1.15 OV 0.92 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 1.00 KP 1.03 ! LA 0.96 MK 1.01 NL 1.14 OV 0.89 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.96 KP 1.05 ! LA 0.95 MK 0.98 NL 1.12 OV 0.92 ! PT 0.98 SC 0.95 ! ! ! Fit before self-cal, rms=0.056788Jy sigma=1.240386 ! Fit after self-cal, rms=0.055830Jy sigma=1.220026 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9689 mas, bmaj=1.308 mas, bpa=-8.461 degrees ! Estimated noise=0.226114 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 = -0.000832766 Jy ! Component: 100 - total flux cleaned = -0.00150487 Jy ! Component: 150 - total flux cleaned = -0.00174034 Jy ! Component: 200 - total flux cleaned = -0.00189985 Jy ! Total flux subtracted in 200 components = -0.00189985 Jy ! Clean residual min=-0.001894 max=0.001808 Jy/beam ! Clean residual mean=0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.143574 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.143574 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=0.055711Jy sigma=1.217596 ! Fit after self-cal, rms=0.055754Jy sigma=1.217218 ! 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=0.055754Jy sigma=1.217218 ! Fit after self-cal, rms=0.057121Jy sigma=1.207498 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9711 mas, bmaj=1.302 mas, bpa=-7.682 degrees ! Estimated noise=0.226572 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00126758 Jy ! Component: 100 - total flux cleaned = -0.00146031 Jy ! Component: 150 - total flux cleaned = -0.00151161 Jy ! Component: 200 - total flux cleaned = -0.00155396 Jy ! Total flux subtracted in 200 components = -0.00155396 Jy ! Clean residual min=-0.001428 max=0.001280 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.14202 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 0.14202 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=0.057081Jy sigma=1.206644 ! Fit after self-cal, rms=0.057114Jy sigma=1.206466 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 = -0.000125675 Jy ! Component: 100 - total flux cleaned = -0.000107631 Jy ! Component: 150 - total flux cleaned = -0.000107825 Jy ! Component: 200 - total flux cleaned = -0.000108303 Jy ! Total flux subtracted in 200 components = -0.000108303 Jy ! Clean residual min=-0.001415 max=0.001271 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.141911 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.141911 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=0.057105Jy sigma=1.206270 ! Fit after self-cal, rms=0.057104Jy sigma=1.206260 ! 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=0.057104Jy sigma=1.206260 ! Fit after self-cal, rms=0.057356Jy sigma=1.205968 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9687 mas, bmaj=1.304 mas, bpa=-7.503 degrees ! Estimated noise=0.226345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0007135 Jy ! Component: 100 - total flux cleaned = -0.000914607 Jy ! Component: 150 - total flux cleaned = -0.00103425 Jy ! Component: 200 - total flux cleaned = -0.0010795 Jy ! Total flux subtracted in 200 components = -0.0010795 Jy ! Clean residual min=-0.001365 max=0.001278 Jy/beam ! Clean residual mean=0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.140832 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.140832 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=0.057340Jy sigma=1.205616 ! Fit after self-cal, rms=0.057345Jy sigma=1.205598 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 = -0.000134897 Jy ! Component: 100 - total flux cleaned = -0.000135682 Jy ! Component: 150 - total flux cleaned = -0.000148196 Jy ! Component: 200 - total flux cleaned = -0.000160008 Jy ! Total flux subtracted in 200 components = -0.000160008 Jy ! Clean residual min=-0.001357 max=0.001273 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.140672 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.140672 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=0.057339Jy sigma=1.205485 ! Fit after self-cal, rms=0.057338Jy sigma=1.205481 ! 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=0.057338Jy sigma=1.205481 ! Fit after self-cal, rms=0.057485Jy sigma=1.205361 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.305 mas, bmaj=2.472 mas, bpa=6.262 degrees ! Estimated noise=0.290176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000530077 Jy ! Component: 100 - total flux cleaned = -0.000643901 Jy ! Component: 150 - total flux cleaned = -0.000688106 Jy ! Component: 200 - total flux cleaned = -0.000697024 Jy ! Total flux subtracted in 200 components = -0.000697024 Jy ! Clean residual min=-0.001432 max=0.001391 Jy/beam ! Clean residual mean=0.000001 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.139975 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 0.139975 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=0.057483Jy sigma=1.205254 ! Fit after self-cal, rms=0.057485Jy sigma=1.205243 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 = -3.39028e-05 Jy ! Component: 100 - total flux cleaned = -3.38531e-05 Jy ! Component: 150 - total flux cleaned = -3.40719e-05 Jy ! Component: 200 - total flux cleaned = -4.14175e-05 Jy ! Total flux subtracted in 200 components = -4.14175e-05 Jy ! Clean residual min=-0.001409 max=0.001386 Jy/beam ! Clean residual mean=0.000001 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.139933 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 105 components and 0.139933 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=0.057484Jy sigma=1.205206 ! Fit after self-cal, rms=0.057483Jy sigma=1.205203 ! 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=0.9674 mas, bmaj=1.305 mas, bpa=-7.399 degrees ! Estimated noise=0.226202 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9674 x 1.305 at -7.399 degrees (North through East) ! Clean map min=-0.0011722 max=0.10256 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=0.763 mas, bmaj=1.03 mas, bpa=-6.569 degrees ! Estimated noise=0.407194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0755285 Jy ! Component: 100 - total flux cleaned = 0.103828 Jy ! Component: 150 - total flux cleaned = 0.117772 Jy ! Component: 200 - total flux cleaned = 0.12528 Jy ! Total flux subtracted in 200 components = 0.12528 Jy ! Clean residual min=-0.002722 max=0.003744 Jy/beam ! Clean residual mean=0.000001 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.12528 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.12528 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9674 mas, bmaj=1.305 mas, bpa=-7.399 degrees ! Estimated noise=0.226202 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 = 0.00577509 Jy ! Component: 100 - total flux cleaned = 0.00889099 Jy ! Component: 150 - total flux cleaned = 0.0109315 Jy ! Component: 200 - total flux cleaned = 0.0122778 Jy ! Total flux subtracted in 200 components = 0.0122778 Jy ! Clean residual min=-0.001372 max=0.001190 Jy/beam ! Clean residual mean=0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.137558 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.137558 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=2.305 mas, bmaj=2.472 mas, bpa=6.262 degrees ! Estimated noise=0.290176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133402 Jy ! Component: 100 - total flux cleaned = 0.00200777 Jy ! Component: 150 - total flux cleaned = 0.00218882 Jy ! Component: 200 - total flux cleaned = 0.00223135 Jy ! Total flux subtracted in 200 components = 0.00223135 Jy ! Clean residual min=-0.001429 max=0.001352 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.139789 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 = 1.22075e-05 Jy ! Component: 100 - total flux cleaned = 2.39865e-05 Jy ! Component: 150 - total flux cleaned = 3.53512e-05 Jy ! Component: 200 - total flux cleaned = 4.62521e-05 Jy ! Total flux subtracted in 200 components = 4.62521e-05 Jy ! Clean residual min=-0.001414 max=0.001358 Jy/beam ! Clean residual mean=0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.139835 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 36 components and 0.139835 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9674 mas, bmaj=1.305 mas, bpa=-7.399 degrees ! Estimated noise=0.226202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133562 Jy ! Component: 100 - total flux cleaned = -0.000176996 Jy ! Component: 150 - total flux cleaned = -0.000156741 Jy ! Component: 200 - total flux cleaned = -0.000120052 Jy ! Total flux subtracted in 200 components = -0.000120052 Jy ! Clean residual min=-0.001306 max=0.001211 Jy/beam ! Clean residual mean=0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.139715 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 46 components and 0.139715 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=0.057496Jy sigma=1.205533 ! Fit after self-cal, rms=0.057492Jy sigma=1.205437 wmodel J2258+5719_X_map.mod ! Writing 46 model components to file: J2258+5719_X_map.mod wobs J2258+5719_X_uvs.fits ! Writing UV FITS file: J2258+5719_X_uvs.fits wwins J2258+5719_X_map.win ! wwins: Wrote 3 windows to J2258+5719_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 = -5.36304e-05 Jy ! Component: 100 - total flux cleaned = -0.000116359 Jy ! Component: 150 - total flux cleaned = -0.000136766 Jy ! Component: 200 - total flux cleaned = -0.000176139 Jy ! Component: 250 - total flux cleaned = -0.00027151 Jy ! Component: 300 - total flux cleaned = -0.000364255 Jy ! Component: 350 - total flux cleaned = -0.000437092 Jy ! Component: 400 - total flux cleaned = -0.000490385 Jy ! Component: 450 - total flux cleaned = -0.000542654 Jy ! Component: 500 - total flux cleaned = -0.000525354 Jy ! Component: 550 - total flux cleaned = -0.000593008 Jy ! Component: 600 - total flux cleaned = -0.000642564 Jy ! Component: 650 - total flux cleaned = -0.000691289 Jy ! Component: 700 - total flux cleaned = -0.000658808 Jy ! Component: 750 - total flux cleaned = -0.000690814 Jy ! Component: 800 - total flux cleaned = -0.000721973 Jy ! Component: 850 - total flux cleaned = -0.000784002 Jy ! Component: 900 - total flux cleaned = -0.000799435 Jy ! Component: 950 - total flux cleaned = -0.000829732 Jy ! Component: 1000 - total flux cleaned = -0.00084485 Jy ! Component: 1050 - total flux cleaned = -0.000830279 Jy ! Component: 1100 - total flux cleaned = -0.000903715 Jy ! Component: 1150 - total flux cleaned = -0.000888958 Jy ! Component: 1200 - total flux cleaned = -0.000874673 Jy ! Component: 1250 - total flux cleaned = -0.000946201 Jy ! Component: 1300 - total flux cleaned = -0.000946279 Jy ! Component: 1350 - total flux cleaned = -0.00100238 Jy ! Component: 1400 - total flux cleaned = -0.0010718 Jy ! Component: 1450 - total flux cleaned = -0.0010993 Jy ! Component: 1500 - total flux cleaned = -0.00111295 Jy ! Component: 1550 - total flux cleaned = -0.0011669 Jy ! Component: 1600 - total flux cleaned = -0.00112665 Jy ! Component: 1650 - total flux cleaned = -0.00117989 Jy ! Component: 1700 - total flux cleaned = -0.00120631 Jy ! Component: 1750 - total flux cleaned = -0.00115389 Jy ! Component: 1800 - total flux cleaned = -0.00120585 Jy ! Component: 1850 - total flux cleaned = -0.00123159 Jy ! Component: 1900 - total flux cleaned = -0.00123136 Jy ! Component: 1950 - total flux cleaned = -0.00128234 Jy ! Component: 2000 - total flux cleaned = -0.00126966 Jy ! Component: 2050 - total flux cleaned = -0.00133234 Jy ! Component: 2100 - total flux cleaned = -0.00139454 Jy ! Component: 2150 - total flux cleaned = -0.00143167 Jy ! Component: 2200 - total flux cleaned = -0.00141938 Jy ! Component: 2250 - total flux cleaned = -0.00141942 Jy ! Component: 2300 - total flux cleaned = -0.0015043 Jy ! Component: 2350 - total flux cleaned = -0.00149237 Jy ! Component: 2400 - total flux cleaned = -0.00152822 Jy ! Component: 2450 - total flux cleaned = -0.00158763 Jy ! Component: 2500 - total flux cleaned = -0.00159938 Jy ! Component: 2550 - total flux cleaned = -0.00162276 Jy ! Component: 2600 - total flux cleaned = -0.00161114 Jy ! Component: 2650 - total flux cleaned = -0.00161105 Jy ! Component: 2700 - total flux cleaned = -0.00162258 Jy ! Component: 2750 - total flux cleaned = -0.0016798 Jy ! Component: 2800 - total flux cleaned = -0.00169124 Jy ! Component: 2850 - total flux cleaned = -0.00173636 Jy ! Component: 2900 - total flux cleaned = -0.00174766 Jy ! Component: 2950 - total flux cleaned = -0.00183698 Jy ! Component: 3000 - total flux cleaned = -0.00183686 Jy ! Component: 3050 - total flux cleaned = -0.00190317 Jy ! Component: 3100 - total flux cleaned = -0.00188104 Jy ! Component: 3150 - total flux cleaned = -0.00188108 Jy ! Component: 3200 - total flux cleaned = -0.00192456 Jy ! Component: 3250 - total flux cleaned = -0.00196782 Jy ! Component: 3300 - total flux cleaned = -0.00194625 Jy ! Component: 3350 - total flux cleaned = -0.00196753 Jy ! Component: 3400 - total flux cleaned = -0.00195684 Jy ! Component: 3450 - total flux cleaned = -0.00196745 Jy ! Component: 3500 - total flux cleaned = -0.00198852 Jy ! Component: 3550 - total flux cleaned = -0.00199888 Jy ! Component: 3600 - total flux cleaned = -0.00198846 Jy ! Component: 3650 - total flux cleaned = -0.0019988 Jy ! Component: 3700 - total flux cleaned = -0.00196784 Jy ! Component: 3750 - total flux cleaned = -0.00195761 Jy ! Component: 3800 - total flux cleaned = -0.00198834 Jy ! Component: 3850 - total flux cleaned = -0.001968 Jy ! Component: 3900 - total flux cleaned = -0.00203891 Jy ! Component: 3950 - total flux cleaned = -0.00192812 Jy ! Component: 4000 - total flux cleaned = -0.00196828 Jy ! Component: 4050 - total flux cleaned = -0.00198825 Jy ! Total flux subtracted in 4096 components = -0.00195845 Jy ! Clean residual min=-0.000664 max=0.000620 Jy/beam ! Clean residual mean=-0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.137757 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 361 components and 0.137757 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2258+5719_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9674 x 1.305 at -7.399 degrees (North through East) ! Clean map min=-0.00086872 max=0.10256 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2258+5719_X_map.fits wmodel /vlbi/uf001/uva//J2258+5719_X_map.mod ! Writing 361 model components to file: /vlbi/uf001/uva//J2258+5719_X_map.mod wobs /vlbi/uf001/uva//J2258+5719_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2258+5719_X_uvs.fits wwins /vlbi/uf001/uva//J2258+5719_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2258+5719_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.10256 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000167507 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.489976 0.489976 0.979953 1.95991 3.91981 7.83962 15.6792 31.3585 62.717 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.102 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 612.274 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2258+5719_X_dfm.log closed on Mon Jan 14 06:29:41 2019