! Started logfile: /vlbi/bp222/maps//J1357+7643_S_dfm.log on Thu Sep 27 11:12:31 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J1357+7643_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1357+7643_S_uvm.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! AN table 2: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.968992 visibilities/baseline/integration-bin. ! Found source: J1357+7643 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 8000 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1357+7643_S] 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 0.500x0.500 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 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 112 telescope corrections were flagged in sub-array 1. ! A total of 258 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.000599Jy sigma=16.227009 ! Fit after self-cal, rms=0.892513Jy sigma=14.468485 ! 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=2.545 mas, bmaj=6.588 mas, bpa=3.434 degrees ! Estimated noise=0.847978 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 = 0.0798875 Jy ! Component: 100 - total flux cleaned = 0.100755 Jy ! Total flux subtracted in 100 components = 0.100755 Jy ! Clean residual min=-0.004844 max=0.009189 Jy/beam ! Clean residual mean=-0.000005 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.100755 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.100755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065814Jy sigma=0.964350 ! Fit after self-cal, rms=0.065783Jy sigma=0.963906 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105827 Jy ! Component: 100 - total flux cleaned = 0.0163644 Jy ! Total flux subtracted in 100 components = 0.0163644 Jy ! Clean residual min=-0.003973 max=0.003460 Jy/beam ! Clean residual mean=-0.000003 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.11712 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.11712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063304Jy sigma=0.915337 ! Fit after self-cal, rms=0.063275Jy sigma=0.914990 ! 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=3.085 mas, bmaj=7.633 mas, bpa=2.315 degrees ! Estimated noise=0.58366 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 (-3, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714051 Jy ! Component: 100 - total flux cleaned = 0.0118765 Jy ! Component: 150 - total flux cleaned = 0.0152643 Jy ! Component: 200 - total flux cleaned = 0.0177515 Jy ! Total flux subtracted in 200 components = 0.0177515 Jy ! Clean residual min=-0.002567 max=0.002672 Jy/beam ! Clean residual mean=-0.000004 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.134871 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 79 components and 0.134871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062325Jy sigma=0.895703 ! Fit after self-cal, rms=0.062298Jy sigma=0.895065 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.085 x 7.633 at 2.315 degrees (North through East) ! Clean map min=-0.0024287 max=0.10755 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.02 KP 0.97 ! MK 0.96 NL 0.95 OV 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 HN 1.04 KP 0.97 ! LA 0.89 MK 1.04 NL 1.01 PT 0.99 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 1.17 KP 1.07 ! MK 0.92 NL 1.12 OV 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.03 HN 0.97 KP 0.97 ! LA 0.91 MK 1.00 NL 1.01 PT 1.00 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.07 KP 1.08 ! MK 1.02 NL 0.88 OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.03 HN 1.04 KP 0.97 ! LA 0.92 MK 1.00 NL 1.04 PT 0.99 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! MK 0.00* NL 0.00* OV 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HN 1.10 KP 1.00* ! LA 0.89 MK 1.00* NL 1.00* PT 0.99 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.062298Jy sigma=0.895065 ! Fit after self-cal, rms=0.062246Jy sigma=0.885692 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.1 mas, bmaj=7.663 mas, bpa=2.333 degrees ! Estimated noise=0.582489 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 = 0.000359595 Jy ! Component: 100 - total flux cleaned = 0.000313947 Jy ! Component: 150 - total flux cleaned = 0.00027391 Jy ! Component: 200 - total flux cleaned = 0.000257126 Jy ! Total flux subtracted in 200 components = 0.000257126 Jy ! Clean residual min=-0.002012 max=0.002170 Jy/beam ! Clean residual mean=-0.000005 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.135128 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 0.135128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062222Jy sigma=0.885500 ! Fit after self-cal, rms=0.062260Jy sigma=0.885340 ! 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. ! ! Fit before self-cal, rms=0.062260Jy sigma=0.885340 ! Fit after self-cal, rms=0.061335Jy sigma=0.882466 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.097 mas, bmaj=7.663 mas, bpa=2.287 degrees ! Estimated noise=0.584645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385258 Jy ! Component: 100 - total flux cleaned = 0.000427625 Jy ! Component: 150 - total flux cleaned = 0.000428796 Jy ! Component: 200 - total flux cleaned = 0.000429054 Jy ! Total flux subtracted in 200 components = 0.000429054 Jy ! Clean residual min=-0.001874 max=0.001991 Jy/beam ! Clean residual mean=-0.000002 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.135557 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 0.135557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061313Jy sigma=0.882358 ! Fit after self-cal, rms=0.061309Jy sigma=0.882336 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 = -1.76457e-05 Jy ! Component: 100 - total flux cleaned = -4.3131e-06 Jy ! Component: 150 - total flux cleaned = -1.66205e-05 Jy ! Component: 200 - total flux cleaned = -1.66493e-05 Jy ! Total flux subtracted in 200 components = -1.66493e-05 Jy ! Clean residual min=-0.001875 max=0.001980 Jy/beam ! Clean residual mean=-0.000002 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.135541 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 0.135541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061303Jy sigma=0.882262 ! Fit after self-cal, rms=0.061301Jy sigma=0.882258 ! 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. ! ! Fit before self-cal, rms=0.061301Jy sigma=0.882258 ! Fit after self-cal, rms=0.058458Jy sigma=0.872187 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.099 mas, bmaj=7.666 mas, bpa=2.379 degrees ! Estimated noise=0.58452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000153989 Jy ! Component: 100 - total flux cleaned = -0.00019648 Jy ! Component: 150 - total flux cleaned = -0.000229956 Jy ! Component: 200 - total flux cleaned = -0.000244479 Jy ! Total flux subtracted in 200 components = -0.000244479 Jy ! Clean residual min=-0.001938 max=0.001825 Jy/beam ! Clean residual mean=-0.000000 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.135296 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 0.135296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058448Jy sigma=0.871930 ! Fit after self-cal, rms=0.058457Jy sigma=0.871809 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 = -4.63676e-05 Jy ! Component: 100 - total flux cleaned = -7.07844e-06 Jy ! Component: 150 - total flux cleaned = 1.60986e-05 Jy ! Component: 200 - total flux cleaned = 3.67149e-05 Jy ! Total flux subtracted in 200 components = 3.67149e-05 Jy ! Clean residual min=-0.001948 max=0.001829 Jy/beam ! Clean residual mean=-0.000000 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.135333 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 130 components and 0.135333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058452Jy sigma=0.871713 ! Fit after self-cal, rms=0.058453Jy sigma=0.871705 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.058453Jy sigma=0.871705 ! Fit after self-cal, rms=0.058485Jy sigma=0.871653 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.483 mas, bmaj=11.3 mas, bpa=-3.124 degrees ! Estimated noise=0.719225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000156776 Jy ! Component: 100 - total flux cleaned = 0.00011712 Jy ! Component: 150 - total flux cleaned = 6.95516e-05 Jy ! Component: 200 - total flux cleaned = 4.40174e-05 Jy ! Total flux subtracted in 200 components = 4.40174e-05 Jy ! Clean residual min=-0.001985 max=0.001901 Jy/beam ! Clean residual mean=0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.135377 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 149 components and 0.135377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058485Jy sigma=0.871525 ! Fit after self-cal, rms=0.058487Jy sigma=0.871493 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 = 3.45224e-05 Jy ! Component: 100 - total flux cleaned = 3.40737e-05 Jy ! Component: 150 - total flux cleaned = 2.42782e-05 Jy ! Component: 200 - total flux cleaned = 1.55964e-05 Jy ! Total flux subtracted in 200 components = 1.55964e-05 Jy ! Clean residual min=-0.002007 max=0.001916 Jy/beam ! Clean residual mean=0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.135392 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 157 components and 0.135392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058488Jy sigma=0.871461 ! Fit after self-cal, rms=0.058489Jy sigma=0.871448 ! 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=3.101 mas, bmaj=7.669 mas, bpa=2.443 degrees ! Estimated noise=0.584624 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.101 x 7.669 at 2.443 degrees (North through East) ! Clean map min=-0.0019329 max=0.10744 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=2.552 mas, bmaj=6.603 mas, bpa=3.605 degrees ! Estimated noise=0.858186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0806086 Jy ! Component: 100 - total flux cleaned = 0.10207 Jy ! Component: 150 - total flux cleaned = 0.112593 Jy ! Component: 200 - total flux cleaned = 0.118571 Jy ! Total flux subtracted in 200 components = 0.118571 Jy ! Clean residual min=-0.004030 max=0.003157 Jy/beam ! Clean residual mean=-0.000003 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 0.118571 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.118571 Jy ! Inverting map and beam ! Estimated beam: bmin=3.101 mas, bmaj=7.669 mas, bpa=2.443 degrees ! Estimated noise=0.584624 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 = 0.00580958 Jy ! Component: 100 - total flux cleaned = 0.00934108 Jy ! Component: 150 - total flux cleaned = 0.0117419 Jy ! Component: 200 - total flux cleaned = 0.0134201 Jy ! Total flux subtracted in 200 components = 0.0134201 Jy ! Clean residual min=-0.002164 max=0.001975 Jy/beam ! Clean residual mean=-0.000002 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.131991 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 72 components and 0.131991 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.483 mas, bmaj=11.3 mas, bpa=-3.124 degrees ! Estimated noise=0.719225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207979 Jy ! Component: 100 - total flux cleaned = 0.00304153 Jy ! Component: 150 - total flux cleaned = 0.00319672 Jy ! Component: 200 - total flux cleaned = 0.00329427 Jy ! Total flux subtracted in 200 components = 0.00329427 Jy ! Clean residual min=-0.001998 max=0.001936 Jy/beam ! Clean residual mean=0.000001 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.135286 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 = 5.13058e-05 Jy ! Component: 100 - total flux cleaned = 7.35821e-05 Jy ! Component: 150 - total flux cleaned = 9.33336e-05 Jy ! Component: 200 - total flux cleaned = 0.000102491 Jy ! Total flux subtracted in 200 components = 0.000102491 Jy ! Clean residual min=-0.002014 max=0.001934 Jy/beam ! Clean residual mean=0.000001 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.135388 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 105 components and 0.135388 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.101 mas, bmaj=7.669 mas, bpa=2.443 degrees ! Estimated noise=0.584624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263056 Jy ! Component: 100 - total flux cleaned = 0.000188127 Jy ! Component: 150 - total flux cleaned = 0.000124162 Jy ! Component: 200 - total flux cleaned = 6.59892e-05 Jy ! Total flux subtracted in 200 components = 6.59892e-05 Jy ! Clean residual min=-0.002008 max=0.001885 Jy/beam ! Clean residual mean=-0.000000 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.135454 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 121 components and 0.135454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058499Jy sigma=0.871691 ! Fit after self-cal, rms=0.058499Jy sigma=0.871649 wmodel J1357+7643_S_map.mod ! Writing 121 model components to file: J1357+7643_S_map.mod wobs J1357+7643_S_uvs.fits ! Writing UV FITS file: J1357+7643_S_uvs.fits wwins J1357+7643_S_map.win ! wwins: Wrote 2 windows to J1357+7643_S_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 = -0.000156248 Jy ! Component: 100 - total flux cleaned = -0.00015869 Jy ! Component: 150 - total flux cleaned = -8.39904e-06 Jy ! Component: 200 - total flux cleaned = 0.000250745 Jy ! Component: 250 - total flux cleaned = 0.000446088 Jy ! Component: 300 - total flux cleaned = 0.000609663 Jy ! Component: 350 - total flux cleaned = 0.000796151 Jy ! Component: 400 - total flux cleaned = 0.000952305 Jy ! Component: 450 - total flux cleaned = 0.00105424 Jy ! Component: 500 - total flux cleaned = 0.00112926 Jy ! Component: 550 - total flux cleaned = 0.0011787 Jy ! Component: 600 - total flux cleaned = 0.001275 Jy ! Component: 650 - total flux cleaned = 0.00132203 Jy ! Component: 700 - total flux cleaned = 0.0012752 Jy ! Component: 750 - total flux cleaned = 0.00136725 Jy ! Component: 800 - total flux cleaned = 0.00141232 Jy ! Component: 850 - total flux cleaned = 0.0014792 Jy ! Component: 900 - total flux cleaned = 0.00150142 Jy ! Component: 950 - total flux cleaned = 0.00160985 Jy ! Component: 1000 - total flux cleaned = 0.00148058 Jy ! Component: 1050 - total flux cleaned = 0.00148083 Jy ! Component: 1100 - total flux cleaned = 0.00143891 Jy ! Component: 1150 - total flux cleaned = 0.00143903 Jy ! Component: 1200 - total flux cleaned = 0.00143919 Jy ! Component: 1250 - total flux cleaned = 0.00147994 Jy ! Component: 1300 - total flux cleaned = 0.00139911 Jy ! Component: 1350 - total flux cleaned = 0.00149892 Jy ! Component: 1400 - total flux cleaned = 0.00145912 Jy ! Component: 1450 - total flux cleaned = 0.00145896 Jy ! Component: 1500 - total flux cleaned = 0.00147822 Jy ! Component: 1550 - total flux cleaned = 0.00143972 Jy ! Component: 1600 - total flux cleaned = 0.0015162 Jy ! Component: 1650 - total flux cleaned = 0.00155398 Jy ! Component: 1700 - total flux cleaned = 0.00155404 Jy ! Component: 1750 - total flux cleaned = 0.00155422 Jy ! Component: 1800 - total flux cleaned = 0.00157284 Jy ! Component: 1850 - total flux cleaned = 0.00157293 Jy ! Component: 1900 - total flux cleaned = 0.00160933 Jy ! Component: 1950 - total flux cleaned = 0.00159131 Jy ! Component: 2000 - total flux cleaned = 0.00162695 Jy ! Component: 2050 - total flux cleaned = 0.00153846 Jy ! Component: 2100 - total flux cleaned = 0.00153856 Jy ! Component: 2150 - total flux cleaned = 0.00150359 Jy ! Component: 2200 - total flux cleaned = 0.00146919 Jy ! Component: 2250 - total flux cleaned = 0.0015035 Jy ! Component: 2300 - total flux cleaned = 0.00150357 Jy ! Component: 2350 - total flux cleaned = 0.0014866 Jy ! Component: 2400 - total flux cleaned = 0.00150349 Jy ! Component: 2450 - total flux cleaned = 0.00147026 Jy ! Component: 2500 - total flux cleaned = 0.00142094 Jy ! Component: 2550 - total flux cleaned = 0.00145375 Jy ! Component: 2600 - total flux cleaned = 0.00140475 Jy ! Component: 2650 - total flux cleaned = 0.00130793 Jy ! Component: 2700 - total flux cleaned = 0.00134 Jy ! Component: 2750 - total flux cleaned = 0.00127609 Jy ! Component: 2800 - total flux cleaned = 0.00122857 Jy ! Component: 2850 - total flux cleaned = 0.00126004 Jy ! Component: 2900 - total flux cleaned = 0.00115063 Jy ! Component: 2950 - total flux cleaned = 0.00111984 Jy ! Component: 3000 - total flux cleaned = 0.00110462 Jy ! Component: 3050 - total flux cleaned = 0.00104354 Jy ! Component: 3100 - total flux cleaned = 0.00102836 Jy ! Component: 3150 - total flux cleaned = 0.000983174 Jy ! Component: 3200 - total flux cleaned = 0.000938215 Jy ! Component: 3250 - total flux cleaned = 0.000923351 Jy ! Component: 3300 - total flux cleaned = 0.000878744 Jy ! Component: 3350 - total flux cleaned = 0.000893484 Jy ! Component: 3400 - total flux cleaned = 0.000849303 Jy ! Component: 3450 - total flux cleaned = 0.000805746 Jy ! Component: 3500 - total flux cleaned = 0.000805869 Jy ! Component: 3550 - total flux cleaned = 0.000849212 Jy ! Component: 3600 - total flux cleaned = 0.000863486 Jy ! Component: 3650 - total flux cleaned = 0.000891832 Jy ! Component: 3700 - total flux cleaned = 0.000877704 Jy ! Component: 3750 - total flux cleaned = 0.000877499 Jy ! Component: 3800 - total flux cleaned = 0.000863428 Jy ! Component: 3850 - total flux cleaned = 0.000863335 Jy ! Component: 3900 - total flux cleaned = 0.00087717 Jy ! Component: 3950 - total flux cleaned = 0.00084959 Jy ! Component: 4000 - total flux cleaned = 0.000808524 Jy ! Component: 4050 - total flux cleaned = 0.000849349 Jy ! Total flux subtracted in 4096 components = 0.000849405 Jy ! Clean residual min=-0.000953 max=0.001009 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.136304 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 409 components and 0.136304 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1357+7643_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.101 x 7.669 at 2.443 degrees (North through East) ! Clean map min=-0.0015188 max=0.10734 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1357+7643_S_map.fits wmodel /vlbi/bp222/maps//J1357+7643_S_map.mod ! Writing 409 model components to file: /vlbi/bp222/maps//J1357+7643_S_map.mod wobs /vlbi/bp222/maps//J1357+7643_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1357+7643_S_uvs.fits wwins /vlbi/bp222/maps//J1357+7643_S_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1357+7643_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.107341 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000249431 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.697115 0.697115 1.39423 2.78846 5.57692 11.1538 22.3077 44.6154 89.2308 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.107 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 430.344 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1357+7643_S_dfm.log closed on Thu Sep 27 11:12:35 2018