! Started logfile: /vlbi/uf001/uva//J1756+2914_S_dfm.log on Mon Jan 14 04:26:25 2019 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/uf001/uva//J1756+2914_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1756+2914_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.860039 visibilities/baseline/integration-bin. ! Found source: J1756+2914 ! ! There are 3 IFs, and a total of 3 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 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 6618 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 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 J1756+2914_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 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.042242Jy sigma=24.717918 ! Fit after self-cal, rms=0.748403Jy sigma=17.729063 ! 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=2.897 mas, bmaj=6.078 mas, bpa=-13.58 degrees ! Estimated noise=0.588666 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 = 0.189561 Jy ! Component: 100 - total flux cleaned = 0.236492 Jy ! Total flux subtracted in 100 components = 0.236492 Jy ! Clean residual min=-0.006571 max=0.018838 Jy/beam ! Clean residual mean=0.000005 rms=0.001998 Jy/beam ! Combined flux in latest and established models = 0.236492 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.236492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069162Jy sigma=1.523912 ! Fit after self-cal, rms=0.069146Jy sigma=1.523696 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198018 Jy ! Component: 100 - total flux cleaned = 0.0291198 Jy ! Total flux subtracted in 100 components = 0.0291198 Jy ! Clean residual min=-0.005519 max=0.005254 Jy/beam ! Clean residual mean=0.000007 rms=0.001342 Jy/beam ! Combined flux in latest and established models = 0.265612 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.265612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062303Jy sigma=1.354940 ! Fit after self-cal, rms=0.062291Jy sigma=1.354695 ! 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=3.563 mas, bmaj=6.607 mas, bpa=-11.67 degrees ! Estimated noise=0.392472 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 = 0.00738866 Jy ! Component: 100 - total flux cleaned = 0.0110776 Jy ! Component: 150 - total flux cleaned = 0.0130702 Jy ! Component: 200 - total flux cleaned = 0.0136756 Jy ! Total flux subtracted in 200 components = 0.0136756 Jy ! Clean residual min=-0.004565 max=0.005520 Jy/beam ! Clean residual mean=0.000015 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 0.279288 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 38 components and 0.279288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061457Jy sigma=1.335917 ! Fit after self-cal, rms=0.061454Jy sigma=1.335786 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.563 x 6.607 at -11.67 degrees (North through East) ! Clean map min=-0.0044682 max=0.2515 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.99 KP 0.99 ! LA 0.97 MK 1.00 NL 0.96 OV 0.98 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.98 KP 0.98 ! LA 0.94 MK 1.02 NL 1.05 OV 1.10 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.99 KP 1.00 ! LA 0.95 MK 0.99 NL 1.07 OV 1.00 ! PT 0.99 SC 1.03 ! ! ! Fit before self-cal, rms=0.061454Jy sigma=1.335786 ! Fit after self-cal, rms=0.060409Jy sigma=1.301289 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.574 mas, bmaj=6.639 mas, bpa=-11.89 degrees ! Estimated noise=0.391783 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 = -0.00182196 Jy ! Component: 100 - total flux cleaned = -0.00271416 Jy ! Component: 150 - total flux cleaned = -0.0028482 Jy ! Component: 200 - total flux cleaned = -0.0028927 Jy ! Total flux subtracted in 200 components = -0.0028927 Jy ! Clean residual min=-0.004092 max=0.004795 Jy/beam ! Clean residual mean=0.000016 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.276395 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 46 components and 0.276395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060335Jy sigma=1.300172 ! Fit after self-cal, rms=0.060312Jy sigma=1.300070 ! 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. ! ! Fit before self-cal, rms=0.060312Jy sigma=1.300070 ! Fit after self-cal, rms=0.058438Jy sigma=1.227128 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.566 mas, bmaj=6.644 mas, bpa=-11.84 degrees ! Estimated noise=0.391281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000146569 Jy ! Component: 100 - total flux cleaned = 9.43213e-05 Jy ! Component: 150 - total flux cleaned = 5.00506e-05 Jy ! Component: 200 - total flux cleaned = -6.21133e-06 Jy ! Total flux subtracted in 200 components = -6.21133e-06 Jy ! Clean residual min=-0.002563 max=0.004279 Jy/beam ! Clean residual mean=0.000011 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.276389 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 53 components and 0.276389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058419Jy sigma=1.226643 ! Fit after self-cal, rms=0.058447Jy sigma=1.226462 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 (124, 28.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00430747 Jy ! Component: 100 - total flux cleaned = 0.00694302 Jy ! Component: 150 - total flux cleaned = 0.00876082 Jy ! Component: 200 - total flux cleaned = 0.0100727 Jy ! Total flux subtracted in 200 components = 0.0100727 Jy ! Clean residual min=-0.002290 max=0.003386 Jy/beam ! Clean residual mean=0.000003 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.286461 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 89 components and 0.286461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058092Jy sigma=1.216918 ! Fit after self-cal, rms=0.058074Jy sigma=1.216451 ! Inverting map ! Added new window around map position (5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030589 Jy ! Component: 100 - total flux cleaned = 0.00468337 Jy ! Component: 150 - total flux cleaned = 0.00599763 Jy ! Component: 200 - total flux cleaned = 0.00709414 Jy ! Total flux subtracted in 200 components = 0.00709414 Jy ! Clean residual min=-0.001946 max=0.002556 Jy/beam ! Clean residual mean=0.000002 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.293556 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.293556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057886Jy sigma=1.211983 ! Fit after self-cal, rms=0.057878Jy sigma=1.211510 ! Inverting map ! Added new window around map position (-117, 56). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221622 Jy ! Component: 100 - total flux cleaned = 0.00357859 Jy ! Component: 150 - total flux cleaned = 0.00468862 Jy ! Component: 200 - total flux cleaned = 0.0054656 Jy ! Total flux subtracted in 200 components = 0.0054656 Jy ! Clean residual min=-0.001966 max=0.002024 Jy/beam ! Clean residual mean=0.000001 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.299021 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 127 components and 0.299021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057764Jy sigma=1.208733 ! Fit after self-cal, rms=0.057761Jy sigma=1.208608 ! 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. ! ! Fit before self-cal, rms=0.057761Jy sigma=1.208608 ! Fit after self-cal, rms=0.057720Jy sigma=1.207833 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.562 mas, bmaj=6.648 mas, bpa=-11.82 degrees ! Estimated noise=0.391293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011762 Jy ! Component: 100 - total flux cleaned = 0.00179337 Jy ! Component: 150 - total flux cleaned = 0.00213678 Jy ! Component: 200 - total flux cleaned = 0.00238975 Jy ! Total flux subtracted in 200 components = 0.00238975 Jy ! Clean residual min=-0.001932 max=0.002054 Jy/beam ! Clean residual mean=0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.301411 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 145 components and 0.301411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057673Jy sigma=1.206759 ! Fit after self-cal, rms=0.057675Jy sigma=1.206712 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 (88.5, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145194 Jy ! Component: 100 - total flux cleaned = 0.00187466 Jy ! Component: 150 - total flux cleaned = 0.0022717 Jy ! Component: 200 - total flux cleaned = 0.00248341 Jy ! Total flux subtracted in 200 components = 0.00248341 Jy ! Clean residual min=-0.001867 max=0.001810 Jy/beam ! Clean residual mean=0.000000 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.303894 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 161 components and 0.303894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057601Jy sigma=1.205128 ! Fit after self-cal, rms=0.057599Jy sigma=1.205036 ! 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. ! ! Fit before self-cal, rms=0.057599Jy sigma=1.205036 ! Fit after self-cal, rms=0.057584Jy sigma=1.204892 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.485 mas, bmaj=9.548 mas, bpa=-9.57 degrees ! Estimated noise=0.485972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143504 Jy ! Component: 100 - total flux cleaned = 0.00215735 Jy ! Component: 150 - total flux cleaned = 0.0025272 Jy ! Component: 200 - total flux cleaned = 0.00276572 Jy ! Total flux subtracted in 200 components = 0.00276572 Jy ! Clean residual min=-0.002136 max=0.001968 Jy/beam ! Clean residual mean=-0.000002 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.30666 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 178 components and 0.30666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057569Jy sigma=1.204702 ! Fit after self-cal, rms=0.057568Jy sigma=1.204643 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 = 0.000244961 Jy ! Component: 100 - total flux cleaned = 0.000385758 Jy ! Component: 150 - total flux cleaned = 0.000574387 Jy ! Component: 200 - total flux cleaned = 0.000726999 Jy ! Total flux subtracted in 200 components = 0.000726999 Jy ! Clean residual min=-0.002074 max=0.001866 Jy/beam ! Clean residual mean=-0.000003 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.307387 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 191 components and 0.307387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057562Jy sigma=1.204550 ! Fit after self-cal, rms=0.057563Jy sigma=1.204529 ! 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=3.563 mas, bmaj=6.649 mas, bpa=-11.83 degrees ! Estimated noise=0.391359 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.563 x 6.649 at -11.83 degrees (North through East) ! Clean map min=-0.0018324 max=0.25138 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=2.894 mas, bmaj=6.101 mas, bpa=-13.64 degrees ! Estimated noise=0.590629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.190132 Jy ! Component: 100 - total flux cleaned = 0.237422 Jy ! Component: 150 - total flux cleaned = 0.257464 Jy ! Component: 200 - total flux cleaned = 0.266851 Jy ! Total flux subtracted in 200 components = 0.266851 Jy ! Clean residual min=-0.003573 max=0.004541 Jy/beam ! Clean residual mean=0.000004 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.266851 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.266851 Jy ! Inverting map and beam ! Estimated beam: bmin=3.563 mas, bmaj=6.649 mas, bpa=-11.83 degrees ! Estimated noise=0.391359 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 = 0.0069533 Jy ! Component: 100 - total flux cleaned = 0.0117152 Jy ! Component: 150 - total flux cleaned = 0.0154567 Jy ! Component: 200 - total flux cleaned = 0.0186213 Jy ! Total flux subtracted in 200 components = 0.0186213 Jy ! Clean residual min=-0.002231 max=0.002374 Jy/beam ! Clean residual mean=0.000006 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.285473 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 59 components and 0.285473 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=7.485 mas, bmaj=9.548 mas, bpa=-9.57 degrees ! Estimated noise=0.485972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422895 Jy ! Component: 100 - total flux cleaned = 0.00720013 Jy ! Component: 150 - total flux cleaned = 0.00959733 Jy ! Component: 200 - total flux cleaned = 0.011608 Jy ! Total flux subtracted in 200 components = 0.011608 Jy ! Clean residual min=-0.002172 max=0.002429 Jy/beam ! Clean residual mean=0.000004 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.297081 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170663 Jy ! Component: 100 - total flux cleaned = 0.00317811 Jy ! Component: 150 - total flux cleaned = 0.0044519 Jy ! Component: 200 - total flux cleaned = 0.00543089 Jy ! Total flux subtracted in 200 components = 0.00543089 Jy ! Clean residual min=-0.002253 max=0.002176 Jy/beam ! Clean residual mean=0.000001 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.302511 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 113 components and 0.302511 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.563 mas, bmaj=6.649 mas, bpa=-11.83 degrees ! Estimated noise=0.391359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138803 Jy ! Component: 100 - total flux cleaned = 0.00190503 Jy ! Component: 150 - total flux cleaned = 0.00232036 Jy ! Component: 200 - total flux cleaned = 0.0026495 Jy ! Total flux subtracted in 200 components = 0.0026495 Jy ! Clean residual min=-0.001894 max=0.001921 Jy/beam ! Clean residual mean=-0.000000 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.305161 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.305161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057726Jy sigma=1.207577 ! Fit after self-cal, rms=0.057717Jy sigma=1.207288 wmodel J1756+2914_S_map.mod ! Writing 138 model components to file: J1756+2914_S_map.mod wobs J1756+2914_S_uvs.fits ! Writing UV FITS file: J1756+2914_S_uvs.fits wwins J1756+2914_S_map.win ! wwins: Wrote 5 windows to J1756+2914_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 = -0.000358905 Jy ! Component: 100 - total flux cleaned = -0.0006132 Jy ! Component: 150 - total flux cleaned = -0.000643838 Jy ! Component: 200 - total flux cleaned = -0.000615412 Jy ! Component: 250 - total flux cleaned = -0.000616233 Jy ! Component: 300 - total flux cleaned = -0.000616543 Jy ! Component: 350 - total flux cleaned = -0.000509978 Jy ! Component: 400 - total flux cleaned = -0.000510631 Jy ! Component: 450 - total flux cleaned = -0.000485576 Jy ! Component: 500 - total flux cleaned = -0.000485739 Jy ! Component: 550 - total flux cleaned = -0.000559261 Jy ! Component: 600 - total flux cleaned = -0.000631603 Jy ! Component: 650 - total flux cleaned = -0.000654659 Jy ! Component: 700 - total flux cleaned = -0.000678629 Jy ! Component: 750 - total flux cleaned = -0.000748315 Jy ! Component: 800 - total flux cleaned = -0.000816856 Jy ! Component: 850 - total flux cleaned = -0.000839665 Jy ! Component: 900 - total flux cleaned = -0.000883997 Jy ! Component: 950 - total flux cleaned = -0.000992773 Jy ! Component: 1000 - total flux cleaned = -0.000971099 Jy ! Component: 1050 - total flux cleaned = -0.00105612 Jy ! Component: 1100 - total flux cleaned = -0.00107742 Jy ! Component: 1150 - total flux cleaned = -0.00115983 Jy ! Component: 1200 - total flux cleaned = -0.00122069 Jy ! Component: 1250 - total flux cleaned = -0.00122042 Jy ! Component: 1300 - total flux cleaned = -0.00122014 Jy ! Component: 1350 - total flux cleaned = -0.00120076 Jy ! Component: 1400 - total flux cleaned = -0.00125913 Jy ! Component: 1450 - total flux cleaned = -0.00127822 Jy ! Component: 1500 - total flux cleaned = -0.00129737 Jy ! Component: 1550 - total flux cleaned = -0.00125975 Jy ! Component: 1600 - total flux cleaned = -0.0013529 Jy ! Component: 1650 - total flux cleaned = -0.00135278 Jy ! Component: 1700 - total flux cleaned = -0.00135286 Jy ! Component: 1750 - total flux cleaned = -0.00135272 Jy ! Component: 1800 - total flux cleaned = -0.00131722 Jy ! Component: 1850 - total flux cleaned = -0.0013705 Jy ! Component: 1900 - total flux cleaned = -0.00138773 Jy ! Component: 1950 - total flux cleaned = -0.00131825 Jy ! Component: 2000 - total flux cleaned = -0.00130091 Jy ! Component: 2050 - total flux cleaned = -0.00135183 Jy ! Component: 2100 - total flux cleaned = -0.0013516 Jy ! Component: 2150 - total flux cleaned = -0.00135156 Jy ! Component: 2200 - total flux cleaned = -0.00123621 Jy ! Component: 2250 - total flux cleaned = -0.00126886 Jy ! Component: 2300 - total flux cleaned = -0.00125273 Jy ! Component: 2350 - total flux cleaned = -0.00123682 Jy ! Component: 2400 - total flux cleaned = -0.00122077 Jy ! Component: 2450 - total flux cleaned = -0.00120502 Jy ! Component: 2500 - total flux cleaned = -0.00118944 Jy ! Component: 2550 - total flux cleaned = -0.00109649 Jy ! Component: 2600 - total flux cleaned = -0.00112738 Jy ! Component: 2650 - total flux cleaned = -0.00112706 Jy ! Component: 2700 - total flux cleaned = -0.00111192 Jy ! Component: 2750 - total flux cleaned = -0.00114198 Jy ! Component: 2800 - total flux cleaned = -0.0011123 Jy ! Component: 2850 - total flux cleaned = -0.0010978 Jy ! Component: 2900 - total flux cleaned = -0.00117076 Jy ! Component: 2950 - total flux cleaned = -0.00117069 Jy ! Component: 3000 - total flux cleaned = -0.00111336 Jy ! Component: 3050 - total flux cleaned = -0.00122751 Jy ! Component: 3100 - total flux cleaned = -0.00115676 Jy ! Component: 3150 - total flux cleaned = -0.00115665 Jy ! Component: 3200 - total flux cleaned = -0.00117052 Jy ! Component: 3250 - total flux cleaned = -0.00122568 Jy ! Component: 3300 - total flux cleaned = -0.0011983 Jy ! Component: 3350 - total flux cleaned = -0.00121177 Jy ! Component: 3400 - total flux cleaned = -0.00123874 Jy ! Component: 3450 - total flux cleaned = -0.00119858 Jy ! Component: 3500 - total flux cleaned = -0.00123829 Jy ! Component: 3550 - total flux cleaned = -0.00122514 Jy ! Component: 3600 - total flux cleaned = -0.00130376 Jy ! Component: 3650 - total flux cleaned = -0.00131665 Jy ! Component: 3700 - total flux cleaned = -0.00131667 Jy ! Component: 3750 - total flux cleaned = -0.00131656 Jy ! Component: 3800 - total flux cleaned = -0.00134195 Jy ! Component: 3850 - total flux cleaned = -0.00131673 Jy ! Component: 3900 - total flux cleaned = -0.00141743 Jy ! Component: 3950 - total flux cleaned = -0.00140494 Jy ! Component: 4000 - total flux cleaned = -0.00139245 Jy ! Component: 4050 - total flux cleaned = -0.0014418 Jy ! Total flux subtracted in 4096 components = -0.00141738 Jy ! Clean residual min=-0.000679 max=0.000755 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.303744 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 447 components and 0.303744 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1756+2914_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.563 x 6.649 at -11.83 degrees (North through East) ! Clean map min=-0.0015261 max=0.25119 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1756+2914_S_map.fits wmodel /vlbi/uf001/uva//J1756+2914_S_map.mod ! Writing 447 model components to file: /vlbi/uf001/uva//J1756+2914_S_map.mod wobs /vlbi/uf001/uva//J1756+2914_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1756+2914_S_uvs.fits wwins /vlbi/uf001/uva//J1756+2914_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1756+2914_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.251187 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000222168 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.265341 0.265341 0.530683 1.06137 2.12273 4.24546 8.49092 16.9818 33.9637 67.9274 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.251 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1130.62 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1756+2914_S_dfm.log closed on Mon Jan 14 04:26:30 2019