! Started logfile: /vlbi/bp222/maps//J1208+5441_X_dfm.log on Thu Sep 27 11:07:46 2018 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/bp222/maps//J1208+5441_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1208+5441_X_uva.fits ! AN table 1: 90 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.980952 visibilities/baseline/integration-bin. ! Found source: J1208+5441 ! ! 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 108 lines of history. ! ! Reading 29664 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 J1208+5441_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008577Jy sigma=16.877082 ! Fit after self-cal, rms=0.858142Jy sigma=14.344728 ! 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=0.6024 mas, bmaj=1.361 mas, bpa=-2.726 degrees ! Estimated noise=0.576111 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 = 0.111219 Jy ! Component: 100 - total flux cleaned = 0.135492 Jy ! Total flux subtracted in 100 components = 0.135492 Jy ! Clean residual min=-0.002621 max=0.006849 Jy/beam ! Clean residual mean=0.000003 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.135492 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.135492 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=0.058006Jy sigma=0.891927 ! Fit after self-cal, rms=0.057997Jy sigma=0.891835 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682552 Jy ! Component: 100 - total flux cleaned = 0.010223 Jy ! Total flux subtracted in 100 components = 0.010223 Jy ! Clean residual min=-0.002307 max=0.002502 Jy/beam ! Clean residual mean=0.000002 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.145715 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.145715 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=0.057133Jy sigma=0.874692 ! Fit after self-cal, rms=0.057124Jy sigma=0.874439 ! 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=0.7694 mas, bmaj=1.62 mas, bpa=-2.694 degrees ! Estimated noise=0.253289 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 = 0.0029457 Jy ! Component: 100 - total flux cleaned = 0.00452218 Jy ! Component: 150 - total flux cleaned = 0.00555485 Jy ! Component: 200 - total flux cleaned = 0.00625403 Jy ! Total flux subtracted in 200 components = 0.00625403 Jy ! Clean residual min=-0.001421 max=0.001577 Jy/beam ! Clean residual mean=0.000002 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.151969 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.151969 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=0.056983Jy sigma=0.871325 ! Fit after self-cal, rms=0.056970Jy sigma=0.871081 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7694 x 1.62 at -2.694 degrees (North through East) ! Clean map min=-0.0013477 max=0.14342 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.04 KP 1.00 ! MK 1.02 NL 1.00 OV 1.00 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.03 KP 0.99 ! MK 1.01 NL 1.00 OV 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.01 ! MK 1.02 NL 1.01 OV 1.00 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.00 KP 0.99 ! MK 1.02 NL 1.01 OV 0.99 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.00 KP 0.99 ! MK 1.00 NL 1.02 OV 0.99 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.04 KP 0.99 ! MK 1.02 NL 1.01 OV 0.99 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.00 KP 1.00 ! MK 1.00 NL 1.02 OV 0.97 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.04 KP 0.99 ! MK 1.03 NL 0.99 OV 1.01 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.03 KP 0.98 ! MK 1.01 NL 1.02 OV 0.99 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.01 KP 0.99 ! MK 1.03 NL 1.01 OV 1.00 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 KP 0.97 ! MK 1.02 NL 1.00 OV 0.97 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 0.99 ! MK 1.00 NL 1.01 OV 0.98 SC 0.98 ! ! ! Fit before self-cal, rms=0.056970Jy sigma=0.871081 ! Fit after self-cal, rms=0.056887Jy sigma=0.868986 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7698 mas, bmaj=1.621 mas, bpa=-2.487 degrees ! Estimated noise=0.253651 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 (0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016587 Jy ! Component: 100 - total flux cleaned = 0.00249683 Jy ! Component: 150 - total flux cleaned = 0.0028151 Jy ! Component: 200 - total flux cleaned = 0.00301859 Jy ! Total flux subtracted in 200 components = 0.00301859 Jy ! Clean residual min=-0.001004 max=0.001216 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.154987 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.154987 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=0.867979 ! Fit after self-cal, rms=0.056840Jy sigma=0.867856 ! 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=0.056840Jy sigma=0.867856 ! Fit after self-cal, rms=0.056617Jy sigma=0.865903 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.768 mas, bmaj=1.618 mas, bpa=-2.568 degrees ! Estimated noise=0.253656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000908415 Jy ! Component: 100 - total flux cleaned = 0.00129081 Jy ! Component: 150 - total flux cleaned = 0.00158488 Jy ! Component: 200 - total flux cleaned = 0.00174026 Jy ! Total flux subtracted in 200 components = 0.00174026 Jy ! Clean residual min=-0.000940 max=0.001076 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.156728 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 53 components and 0.156728 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=0.056600Jy sigma=0.865578 ! Fit after self-cal, rms=0.056596Jy sigma=0.865527 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 (-1.8, -36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000742259 Jy ! Component: 100 - total flux cleaned = 0.000768486 Jy ! Component: 150 - total flux cleaned = 0.000769825 Jy ! Component: 200 - total flux cleaned = 0.000770019 Jy ! Total flux subtracted in 200 components = 0.000770019 Jy ! Clean residual min=-0.000959 max=0.001028 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.157498 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 66 components and 0.157498 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=0.056579Jy sigma=0.865256 ! Fit after self-cal, rms=0.056576Jy sigma=0.865231 ! Inverting map ! Added new window around map position (-48.8, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000473115 Jy ! Component: 100 - total flux cleaned = 0.000516397 Jy ! Component: 150 - total flux cleaned = 0.000531861 Jy ! Component: 200 - total flux cleaned = 0.000547104 Jy ! Total flux subtracted in 200 components = 0.000547104 Jy ! Clean residual min=-0.000925 max=0.000937 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.158045 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 81 components and 0.158045 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=0.056559Jy sigma=0.864957 ! Fit after self-cal, rms=0.056556Jy sigma=0.864936 ! Inverting map ! Added new window around map position (-12.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000181701 Jy ! Component: 100 - total flux cleaned = 0.000112877 Jy ! Component: 150 - total flux cleaned = 0.000183913 Jy ! Component: 200 - total flux cleaned = 0.000294544 Jy ! Total flux subtracted in 200 components = 0.000294544 Jy ! Clean residual min=-0.000905 max=0.000871 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.158339 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.158339 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=0.056538Jy sigma=0.864644 ! Fit after self-cal, rms=0.056536Jy sigma=0.864619 ! 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=0.056536Jy sigma=0.864619 ! Fit after self-cal, rms=0.056498Jy sigma=0.863816 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7668 mas, bmaj=1.616 mas, bpa=-2.591 degrees ! Estimated noise=0.253841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190528 Jy ! Component: 100 - total flux cleaned = 0.000343865 Jy ! Component: 150 - total flux cleaned = 0.000437667 Jy ! Component: 200 - total flux cleaned = 0.00049656 Jy ! Total flux subtracted in 200 components = 0.00049656 Jy ! Clean residual min=-0.000879 max=0.000804 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.158836 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 102 components and 0.158836 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=0.056489Jy sigma=0.863672 ! Fit after self-cal, rms=0.056490Jy sigma=0.863659 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 = 7.92268e-05 Jy ! Component: 100 - total flux cleaned = 0.000106945 Jy ! Component: 150 - total flux cleaned = 0.000132917 Jy ! Component: 200 - total flux cleaned = 0.000133186 Jy ! Total flux subtracted in 200 components = 0.000133186 Jy ! Clean residual min=-0.000877 max=0.000819 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.158969 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 110 components and 0.158969 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=0.056484Jy sigma=0.863578 ! Fit after self-cal, rms=0.056484Jy sigma=0.863575 ! 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=0.056484Jy sigma=0.863575 ! Fit after self-cal, rms=0.056504Jy sigma=0.863558 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.777 mas, bmaj=2.208 mas, bpa=-3.757 degrees ! Estimated noise=0.333667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259393 Jy ! Component: 100 - total flux cleaned = 0.000400012 Jy ! Component: 150 - total flux cleaned = 0.000479268 Jy ! Component: 200 - total flux cleaned = 0.000568953 Jy ! Total flux subtracted in 200 components = 0.000568953 Jy ! Clean residual min=-0.001080 max=0.000784 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.159538 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 126 components and 0.159538 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=0.056503Jy sigma=0.863524 ! Fit after self-cal, rms=0.056502Jy sigma=0.863517 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 = 0.00011692 Jy ! Component: 100 - total flux cleaned = 0.000170132 Jy ! Component: 150 - total flux cleaned = 0.000201831 Jy ! Component: 200 - total flux cleaned = 0.000230931 Jy ! Total flux subtracted in 200 components = 0.000230931 Jy ! Clean residual min=-0.001063 max=0.000756 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.159769 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 0.159769 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=0.056502Jy sigma=0.863506 ! Fit after self-cal, rms=0.056503Jy sigma=0.863506 ! 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=0.7663 mas, bmaj=1.616 mas, bpa=-2.585 degrees ! Estimated noise=0.254053 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7663 x 1.616 at -2.585 degrees (North through East) ! Clean map min=-0.0008464 max=0.14393 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=0.5997 mas, bmaj=1.357 mas, bpa=-2.643 degrees ! Estimated noise=0.574773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110917 Jy ! Component: 100 - total flux cleaned = 0.135245 Jy ! Component: 150 - total flux cleaned = 0.142924 Jy ! Component: 200 - total flux cleaned = 0.146783 Jy ! Total flux subtracted in 200 components = 0.146783 Jy ! Clean residual min=-0.002348 max=0.002426 Jy/beam ! Clean residual mean=0.000002 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.146783 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.146783 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7663 mas, bmaj=1.616 mas, bpa=-2.585 degrees ! Estimated noise=0.254053 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 = 0.0034072 Jy ! Component: 100 - total flux cleaned = 0.00557118 Jy ! Component: 150 - total flux cleaned = 0.00716982 Jy ! Component: 200 - total flux cleaned = 0.00834171 Jy ! Total flux subtracted in 200 components = 0.00834171 Jy ! Clean residual min=-0.000961 max=0.001026 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.155125 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.155125 Jy ! Inverting map ! Added new window around map position (-9.8, 30.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103409 Jy ! Component: 100 - total flux cleaned = 0.00186689 Jy ! Component: 150 - total flux cleaned = 0.00248086 Jy ! Component: 200 - total flux cleaned = 0.00283227 Jy ! Total flux subtracted in 200 components = 0.00283227 Jy ! Clean residual min=-0.000853 max=0.000807 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.157957 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 0.157957 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=1.777 mas, bmaj=2.208 mas, bpa=-3.757 degrees ! Estimated noise=0.333667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703853 Jy ! Component: 100 - total flux cleaned = 0.00113281 Jy ! Component: 150 - total flux cleaned = 0.00140714 Jy ! Component: 200 - total flux cleaned = 0.00154085 Jy ! Total flux subtracted in 200 components = 0.00154085 Jy ! Clean residual min=-0.001030 max=0.000833 Jy/beam ! Clean residual mean=0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.159498 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 = 8.4082e-05 Jy ! Component: 100 - total flux cleaned = 0.000159508 Jy ! Component: 150 - total flux cleaned = 0.000214895 Jy ! Component: 200 - total flux cleaned = 0.000266646 Jy ! Total flux subtracted in 200 components = 0.000266646 Jy ! Clean residual min=-0.001010 max=0.000777 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.159765 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 85 components and 0.159765 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7663 mas, bmaj=1.616 mas, bpa=-2.585 degrees ! Estimated noise=0.254053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.07115e-06 Jy ! Component: 100 - total flux cleaned = 3.18627e-05 Jy ! Component: 150 - total flux cleaned = 1.02923e-05 Jy ! Component: 200 - total flux cleaned = -4.82781e-05 Jy ! Total flux subtracted in 200 components = -4.82781e-05 Jy ! Clean residual min=-0.000810 max=0.000827 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.159716 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 105 components and 0.159716 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=0.056508Jy sigma=0.863590 ! Fit after self-cal, rms=0.056504Jy sigma=0.863517 wmodel J1208+5441_X_map.mod ! Writing 105 model components to file: J1208+5441_X_map.mod wobs J1208+5441_X_uvs.fits ! Writing UV FITS file: J1208+5441_X_uvs.fits wwins J1208+5441_X_map.win ! wwins: Wrote 6 windows to J1208+5441_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 = 0.000141045 Jy ! Component: 100 - total flux cleaned = 0.000198091 Jy ! Component: 150 - total flux cleaned = 0.000252327 Jy ! Component: 200 - total flux cleaned = 0.000265448 Jy ! Component: 250 - total flux cleaned = 0.000278389 Jy ! Component: 300 - total flux cleaned = 0.000316359 Jy ! Component: 350 - total flux cleaned = 0.000328529 Jy ! Component: 400 - total flux cleaned = 0.000291903 Jy ! Component: 450 - total flux cleaned = 0.000244198 Jy ! Component: 500 - total flux cleaned = 0.000244362 Jy ! Component: 550 - total flux cleaned = 0.000221191 Jy ! Component: 600 - total flux cleaned = 0.00019823 Jy ! Component: 650 - total flux cleaned = 0.000186983 Jy ! Component: 700 - total flux cleaned = 0.000209378 Jy ! Component: 750 - total flux cleaned = 0.000176315 Jy ! Component: 800 - total flux cleaned = 0.000176302 Jy ! Component: 850 - total flux cleaned = 0.000143832 Jy ! Component: 900 - total flux cleaned = 0.000111807 Jy ! Component: 950 - total flux cleaned = 0.000133 Jy ! Component: 1000 - total flux cleaned = 0.000132984 Jy ! Component: 1050 - total flux cleaned = 0.000112236 Jy ! Component: 1100 - total flux cleaned = 0.000101908 Jy ! Component: 1150 - total flux cleaned = 0.000101906 Jy ! Component: 1200 - total flux cleaned = 0.000112226 Jy ! Component: 1250 - total flux cleaned = 7.20642e-05 Jy ! Component: 1300 - total flux cleaned = 6.22595e-05 Jy ! Component: 1350 - total flux cleaned = 0.000101736 Jy ! Component: 1400 - total flux cleaned = 0.000111553 Jy ! Component: 1450 - total flux cleaned = 7.27434e-05 Jy ! Component: 1500 - total flux cleaned = 0.000101751 Jy ! Component: 1550 - total flux cleaned = 0.000130565 Jy ! Component: 1600 - total flux cleaned = 0.000111479 Jy ! Component: 1650 - total flux cleaned = 0.00010202 Jy ! Component: 1700 - total flux cleaned = 0.000130242 Jy ! Component: 1750 - total flux cleaned = 0.000139622 Jy ! Component: 1800 - total flux cleaned = 0.000121048 Jy ! Component: 1850 - total flux cleaned = 0.000167202 Jy ! Component: 1900 - total flux cleaned = 0.000102877 Jy ! Component: 1950 - total flux cleaned = 0.000102932 Jy ! Component: 2000 - total flux cleaned = 0.000103009 Jy ! Component: 2050 - total flux cleaned = 0.000112088 Jy ! Component: 2100 - total flux cleaned = 9.42724e-05 Jy ! Component: 2150 - total flux cleaned = 0.000129807 Jy ! Component: 2200 - total flux cleaned = 0.000112138 Jy ! Component: 2250 - total flux cleaned = 7.68759e-05 Jy ! Component: 2300 - total flux cleaned = 8.55749e-05 Jy ! Component: 2350 - total flux cleaned = 8.5626e-05 Jy ! Component: 2400 - total flux cleaned = 4.2348e-05 Jy ! Component: 2450 - total flux cleaned = 8.53575e-05 Jy ! Component: 2500 - total flux cleaned = 5.12655e-05 Jy ! Component: 2550 - total flux cleaned = 4.27607e-05 Jy ! Component: 2600 - total flux cleaned = 5.97403e-05 Jy ! Component: 2650 - total flux cleaned = 5.1382e-05 Jy ! Component: 2700 - total flux cleaned = 5.13279e-05 Jy ! Component: 2750 - total flux cleaned = 7.62957e-05 Jy ! Component: 2800 - total flux cleaned = 0.000101086 Jy ! Component: 2850 - total flux cleaned = 5.98848e-05 Jy ! Component: 2900 - total flux cleaned = 4.35085e-05 Jy ! Component: 2950 - total flux cleaned = 5.16082e-05 Jy ! Component: 3000 - total flux cleaned = 6.78798e-05 Jy ! Component: 3050 - total flux cleaned = 3.55907e-05 Jy ! Component: 3100 - total flux cleaned = 5.96851e-05 Jy ! Component: 3150 - total flux cleaned = 3.57097e-05 Jy ! Component: 3200 - total flux cleaned = 2.77534e-05 Jy ! Component: 3250 - total flux cleaned = -1.17524e-05 Jy ! Component: 3300 - total flux cleaned = 4.03526e-06 Jy ! Component: 3350 - total flux cleaned = 6.66432e-05 Jy ! Component: 3400 - total flux cleaned = 5.0983e-05 Jy ! Component: 3450 - total flux cleaned = 2.76994e-05 Jy ! Component: 3500 - total flux cleaned = 1.22321e-05 Jy ! Component: 3550 - total flux cleaned = 1.22394e-05 Jy ! Component: 3600 - total flux cleaned = -3.08176e-06 Jy ! Component: 3650 - total flux cleaned = -3.34893e-05 Jy ! Component: 3700 - total flux cleaned = -2.60022e-05 Jy ! Component: 3750 - total flux cleaned = 4.11773e-06 Jy ! Component: 3800 - total flux cleaned = -4.8392e-05 Jy ! Component: 3850 - total flux cleaned = -6.33151e-05 Jy ! Component: 3900 - total flux cleaned = -4.09707e-05 Jy ! Component: 3950 - total flux cleaned = -3.35532e-05 Jy ! Component: 4000 - total flux cleaned = -7.03923e-05 Jy ! Component: 4050 - total flux cleaned = -8.50617e-05 Jy ! Total flux subtracted in 4096 components = -5.58448e-05 Jy ! Clean residual min=-0.000406 max=0.000441 Jy/beam ! Clean residual mean=-0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.15966 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 430 components and 0.159661 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1208+5441_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7663 x 1.616 at -2.585 degrees (North through East) ! Clean map min=-0.00087118 max=0.14392 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1208+5441_X_map.fits wmodel /vlbi/bp222/maps//J1208+5441_X_map.mod ! Writing 430 model components to file: /vlbi/bp222/maps//J1208+5441_X_map.mod wobs /vlbi/bp222/maps//J1208+5441_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1208+5441_X_uvs.fits wwins /vlbi/bp222/maps//J1208+5441_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J1208+5441_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.143918 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123699 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.257852 0.257852 0.515705 1.03141 2.06282 4.12564 8.25128 16.5026 33.0051 66.0102 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.143 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1163.46 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1208+5441_X_dfm.log closed on Thu Sep 27 11:07:51 2018