! Started logfile: /vlbi/uf001/uva//J1809+2758_S_dfm.log on Mon Jan 14 04:31:25 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//J1809+2758_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1809+2758_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.78642 visibilities/baseline/integration-bin. ! Found source: J1809+2758 ! ! 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 7644 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 J1809+2758_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 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.058825Jy sigma=22.265150 ! Fit after self-cal, rms=0.647247Jy sigma=13.866445 ! 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=2.881 mas, bmaj=6.319 mas, bpa=-11.61 degrees ! Estimated noise=0.553729 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 = 0.269178 Jy ! Component: 100 - total flux cleaned = 0.335644 Jy ! Total flux subtracted in 100 components = 0.335644 Jy ! Clean residual min=-0.011069 max=0.026369 Jy/beam ! Clean residual mean=-0.000018 rms=0.003008 Jy/beam ! Combined flux in latest and established models = 0.335644 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.335644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078634Jy sigma=1.608122 ! Fit after self-cal, rms=0.078603Jy sigma=1.607638 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0265356 Jy ! Component: 100 - total flux cleaned = 0.0389818 Jy ! Total flux subtracted in 100 components = 0.0389818 Jy ! Clean residual min=-0.008676 max=0.016545 Jy/beam ! Clean residual mean=0.000004 rms=0.002242 Jy/beam ! Combined flux in latest and established models = 0.374626 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.374626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067971Jy sigma=1.396733 ! Fit after self-cal, rms=0.067905Jy sigma=1.395261 ! Inverting map ! Added new window around map position (4, 6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135931 Jy ! Component: 100 - total flux cleaned = 0.0202359 Jy ! Total flux subtracted in 100 components = 0.0202359 Jy ! Clean residual min=-0.007515 max=0.013967 Jy/beam ! Clean residual mean=0.000011 rms=0.001900 Jy/beam ! Combined flux in latest and established models = 0.394861 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.394862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064912Jy sigma=1.332063 ! Fit after self-cal, rms=0.064733Jy sigma=1.328685 ! Inverting map ! Added new window around map position (13.5, 21). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132266 Jy ! Component: 100 - total flux cleaned = 0.0208218 Jy ! Total flux subtracted in 100 components = 0.0208218 Jy ! Clean residual min=-0.006511 max=0.008565 Jy/beam ! Clean residual mean=0.000003 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 0.415683 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 59 components and 0.415683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061215Jy sigma=1.256263 ! Fit after self-cal, rms=0.061104Jy sigma=1.253962 ! 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=3.46 mas, bmaj=6.907 mas, bpa=-9.315 degrees ! Estimated noise=0.385201 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 (22, 29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118235 Jy ! Component: 100 - total flux cleaned = 0.0197913 Jy ! Component: 150 - total flux cleaned = 0.0263322 Jy ! Component: 200 - total flux cleaned = 0.03193 Jy ! Total flux subtracted in 200 components = 0.03193 Jy ! Clean residual min=-0.004450 max=0.005377 Jy/beam ! Clean residual mean=-0.000004 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 0.447613 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 124 components and 0.447613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057835Jy sigma=1.187591 ! Fit after self-cal, rms=0.057746Jy sigma=1.186139 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.46 x 6.907 at -9.315 degrees (North through East) ! Clean map min=-0.0042559 max=0.35108 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.02 KP 1.02 ! LA 0.96 MK 0.98 NL 0.99 OV 1.00 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.04 KP 1.04 ! LA 0.97 MK 0.96 NL 0.98 OV 0.95 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.05 KP 1.02 ! LA 0.95 MK 1.06 NL 1.02 OV 1.00 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.057746Jy sigma=1.186139 ! Fit after self-cal, rms=0.055301Jy sigma=1.146892 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.468 mas, bmaj=6.929 mas, bpa=-9.206 degrees ! Estimated noise=0.382073 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 = 0.0050935 Jy ! Component: 100 - total flux cleaned = 0.00869611 Jy ! Component: 150 - total flux cleaned = 0.0115555 Jy ! Component: 200 - total flux cleaned = 0.0136812 Jy ! Total flux subtracted in 200 components = 0.0136812 Jy ! Clean residual min=-0.003287 max=0.004088 Jy/beam ! Clean residual mean=0.000009 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.461294 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 165 components and 0.461294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054663Jy sigma=1.132610 ! Fit after self-cal, rms=0.054648Jy sigma=1.132266 ! 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=0.054648Jy sigma=1.132266 ! Fit after self-cal, rms=0.053614Jy sigma=1.110145 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.469 mas, bmaj=6.946 mas, bpa=-9.237 degrees ! Estimated noise=0.381592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254851 Jy ! Component: 100 - total flux cleaned = 0.00438689 Jy ! Component: 150 - total flux cleaned = 0.00580502 Jy ! Component: 200 - total flux cleaned = 0.00677534 Jy ! Total flux subtracted in 200 components = 0.00677534 Jy ! Clean residual min=-0.002330 max=0.002486 Jy/beam ! Clean residual mean=0.000002 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.46807 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 190 components and 0.46807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053445Jy sigma=1.106464 ! Fit after self-cal, rms=0.053437Jy sigma=1.106307 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 (32, 31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213167 Jy ! Component: 100 - total flux cleaned = 0.0027132 Jy ! Component: 150 - total flux cleaned = 0.00313452 Jy ! Component: 200 - total flux cleaned = 0.00347356 Jy ! Total flux subtracted in 200 components = 0.00347356 Jy ! Clean residual min=-0.002176 max=0.002180 Jy/beam ! Clean residual mean=0.000003 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.471543 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 216 components and 0.471543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053331Jy sigma=1.104033 ! Fit after self-cal, rms=0.053325Jy sigma=1.103893 ! 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=0.053325Jy sigma=1.103893 ! Fit after self-cal, rms=0.053290Jy sigma=1.103521 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.469 mas, bmaj=6.947 mas, bpa=-9.263 degrees ! Estimated noise=0.381412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00094245 Jy ! Component: 100 - total flux cleaned = 0.00139851 Jy ! Component: 150 - total flux cleaned = 0.00170551 Jy ! Component: 200 - total flux cleaned = 0.00195711 Jy ! Total flux subtracted in 200 components = 0.00195711 Jy ! Clean residual min=-0.002190 max=0.002113 Jy/beam ! Clean residual mean=0.000003 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.4735 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 228 components and 0.4735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053246Jy sigma=1.102585 ! Fit after self-cal, rms=0.053245Jy sigma=1.102551 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 = 0.000385445 Jy ! Component: 100 - total flux cleaned = 0.000617152 Jy ! Component: 150 - total flux cleaned = 0.000805844 Jy ! Component: 200 - total flux cleaned = 0.000983239 Jy ! Total flux subtracted in 200 components = 0.000983239 Jy ! Clean residual min=-0.002174 max=0.002030 Jy/beam ! Clean residual mean=0.000003 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.474484 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 243 components and 0.474484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053219Jy sigma=1.102016 ! Fit after self-cal, rms=0.053219Jy sigma=1.102000 ! 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=0.053219Jy sigma=1.102000 ! Fit after self-cal, rms=0.053195Jy sigma=1.101944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.449 mas, bmaj=10.2 mas, bpa=-3.731 degrees ! Estimated noise=0.476499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000998699 Jy ! Component: 100 - total flux cleaned = 0.00134894 Jy ! Component: 150 - total flux cleaned = 0.00154921 Jy ! Component: 200 - total flux cleaned = 0.00169669 Jy ! Total flux subtracted in 200 components = 0.00169669 Jy ! Clean residual min=-0.002250 max=0.002817 Jy/beam ! Clean residual mean=0.000007 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.47618 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 256 components and 0.47618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053183Jy sigma=1.101656 ! Fit after self-cal, rms=0.053180Jy sigma=1.101600 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 = 0.000536462 Jy ! Component: 100 - total flux cleaned = 0.000621727 Jy ! Component: 150 - total flux cleaned = 0.00064072 Jy ! Component: 200 - total flux cleaned = 0.000658904 Jy ! Total flux subtracted in 200 components = 0.000658904 Jy ! Clean residual min=-0.002184 max=0.002756 Jy/beam ! Clean residual mean=0.000007 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.476839 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 264 components and 0.476839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053177Jy sigma=1.101521 ! Fit after self-cal, rms=0.053176Jy sigma=1.101506 ! 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=3.47 mas, bmaj=6.946 mas, bpa=-9.262 degrees ! Estimated noise=0.381246 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.47 x 6.946 at -9.262 degrees (North through East) ! Clean map min=-0.0020453 max=0.34802 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=2.885 mas, bmaj=6.352 mas, bpa=-11.58 degrees ! Estimated noise=0.550503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.26749 Jy ! Component: 100 - total flux cleaned = 0.333424 Jy ! Component: 150 - total flux cleaned = 0.361103 Jy ! Component: 200 - total flux cleaned = 0.378229 Jy ! Total flux subtracted in 200 components = 0.378229 Jy ! Clean residual min=-0.006534 max=0.009312 Jy/beam ! Clean residual mean=0.000004 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 0.378229 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 0.378229 Jy ! Inverting map and beam ! Estimated beam: bmin=3.47 mas, bmaj=6.946 mas, bpa=-9.262 degrees ! Estimated noise=0.381246 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 = 0.0152839 Jy ! Component: 100 - total flux cleaned = 0.0268353 Jy ! Component: 150 - total flux cleaned = 0.0361178 Jy ! Component: 200 - total flux cleaned = 0.0437415 Jy ! Total flux subtracted in 200 components = 0.0437415 Jy ! Clean residual min=-0.004081 max=0.005066 Jy/beam ! Clean residual mean=-0.000001 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.421971 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 67 components and 0.421971 Jy ! Inverting map ! Added new window around map position (9, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00648246 Jy ! Component: 100 - total flux cleaned = 0.012028 Jy ! Component: 150 - total flux cleaned = 0.01684 Jy ! Component: 200 - total flux cleaned = 0.0210311 Jy ! Total flux subtracted in 200 components = 0.0210311 Jy ! Clean residual min=-0.002775 max=0.002982 Jy/beam ! Clean residual mean=0.000000 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.443002 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 118 components and 0.443002 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=7.449 mas, bmaj=10.2 mas, bpa=-3.731 degrees ! Estimated noise=0.476499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00654875 Jy ! Component: 100 - total flux cleaned = 0.011578 Jy ! Component: 150 - total flux cleaned = 0.0155957 Jy ! Component: 200 - total flux cleaned = 0.0188364 Jy ! Total flux subtracted in 200 components = 0.0188364 Jy ! Clean residual min=-0.002923 max=0.002511 Jy/beam ! Clean residual mean=0.000003 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.461838 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 = 0.00265151 Jy ! Component: 100 - total flux cleaned = 0.00486327 Jy ! Component: 150 - total flux cleaned = 0.00671968 Jy ! Component: 200 - total flux cleaned = 0.00828451 Jy ! Total flux subtracted in 200 components = 0.00828451 Jy ! Clean residual min=-0.002321 max=0.002611 Jy/beam ! Clean residual mean=0.000005 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.470123 Jy ! Adding 185 model components to the UV plane model. ! The established model now contains 280 components and 0.470122 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.47 mas, bmaj=6.946 mas, bpa=-9.262 degrees ! Estimated noise=0.381246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001464 Jy ! Component: 100 - total flux cleaned = 0.00239981 Jy ! Component: 150 - total flux cleaned = 0.0031125 Jy ! Component: 200 - total flux cleaned = 0.00372318 Jy ! Total flux subtracted in 200 components = 0.00372318 Jy ! Clean residual min=-0.002186 max=0.002233 Jy/beam ! Clean residual mean=0.000003 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.473846 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 305 components and 0.473846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.053227Jy sigma=1.102276 ! Fit after self-cal, rms=0.053212Jy sigma=1.101958 wmodel J1809+2758_S_map.mod ! Writing 305 model components to file: J1809+2758_S_map.mod wobs J1809+2758_S_uvs.fits ! Writing UV FITS file: J1809+2758_S_uvs.fits wwins J1809+2758_S_map.win ! wwins: Wrote 6 windows to J1809+2758_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 = 0.000248576 Jy ! Component: 100 - total flux cleaned = 0.000146134 Jy ! Component: 150 - total flux cleaned = 4.75602e-05 Jy ! Component: 200 - total flux cleaned = 7.80776e-05 Jy ! Component: 250 - total flux cleaned = 0.000226121 Jy ! Component: 300 - total flux cleaned = 0.000340664 Jy ! Component: 350 - total flux cleaned = 0.000450638 Jy ! Component: 400 - total flux cleaned = 0.000530959 Jy ! Component: 450 - total flux cleaned = 0.000634811 Jy ! Component: 500 - total flux cleaned = 0.000710539 Jy ! Component: 550 - total flux cleaned = 0.000834013 Jy ! Component: 600 - total flux cleaned = 0.000858199 Jy ! Component: 650 - total flux cleaned = 0.000999819 Jy ! Component: 700 - total flux cleaned = 0.00109161 Jy ! Component: 750 - total flux cleaned = 0.00113673 Jy ! Component: 800 - total flux cleaned = 0.00124668 Jy ! Component: 850 - total flux cleaned = 0.00133266 Jy ! Component: 900 - total flux cleaned = 0.00137576 Jy ! Component: 950 - total flux cleaned = 0.00156394 Jy ! Component: 1000 - total flux cleaned = 0.00168672 Jy ! Component: 1050 - total flux cleaned = 0.00170702 Jy ! Component: 1100 - total flux cleaned = 0.00176713 Jy ! Component: 1150 - total flux cleaned = 0.00172849 Jy ! Component: 1200 - total flux cleaned = 0.00182512 Jy ! Component: 1250 - total flux cleaned = 0.00182548 Jy ! Component: 1300 - total flux cleaned = 0.00186344 Jy ! Component: 1350 - total flux cleaned = 0.00190085 Jy ! Component: 1400 - total flux cleaned = 0.00195547 Jy ! Component: 1450 - total flux cleaned = 0.00199095 Jy ! Component: 1500 - total flux cleaned = 0.0020087 Jy ! Component: 1550 - total flux cleaned = 0.00202601 Jy ! Component: 1600 - total flux cleaned = 0.00202581 Jy ! Component: 1650 - total flux cleaned = 0.00204275 Jy ! Component: 1700 - total flux cleaned = 0.00205954 Jy ! Component: 1750 - total flux cleaned = 0.00207594 Jy ! Component: 1800 - total flux cleaned = 0.00207618 Jy ! Component: 1850 - total flux cleaned = 0.00212471 Jy ! Component: 1900 - total flux cleaned = 0.00215648 Jy ! Component: 1950 - total flux cleaned = 0.00217217 Jy ! Component: 2000 - total flux cleaned = 0.00220351 Jy ! Component: 2050 - total flux cleaned = 0.00224926 Jy ! Component: 2100 - total flux cleaned = 0.00226461 Jy ! Component: 2150 - total flux cleaned = 0.00230933 Jy ! Component: 2200 - total flux cleaned = 0.00223561 Jy ! Component: 2250 - total flux cleaned = 0.00229435 Jy ! Component: 2300 - total flux cleaned = 0.00223673 Jy ! Component: 2350 - total flux cleaned = 0.00227971 Jy ! Component: 2400 - total flux cleaned = 0.00230784 Jy ! Component: 2450 - total flux cleaned = 0.00230745 Jy ! Component: 2500 - total flux cleaned = 0.00222433 Jy ! Component: 2550 - total flux cleaned = 0.00225179 Jy ! Component: 2600 - total flux cleaned = 0.00217034 Jy ! Component: 2650 - total flux cleaned = 0.00218383 Jy ! Component: 2700 - total flux cleaned = 0.00214398 Jy ! Component: 2750 - total flux cleaned = 0.0021572 Jy ! Component: 2800 - total flux cleaned = 0.00211797 Jy ! Component: 2850 - total flux cleaned = 0.00211767 Jy ! Component: 2900 - total flux cleaned = 0.00206632 Jy ! Component: 2950 - total flux cleaned = 0.00210454 Jy ! Component: 3000 - total flux cleaned = 0.00207926 Jy ! Component: 3050 - total flux cleaned = 0.00211668 Jy ! Component: 3100 - total flux cleaned = 0.00209206 Jy ! Component: 3150 - total flux cleaned = 0.00207993 Jy ! Component: 3200 - total flux cleaned = 0.00215259 Jy ! Component: 3250 - total flux cleaned = 0.00215255 Jy ! Component: 3300 - total flux cleaned = 0.00210468 Jy ! Component: 3350 - total flux cleaned = 0.00215196 Jy ! Component: 3400 - total flux cleaned = 0.00211678 Jy ! Component: 3450 - total flux cleaned = 0.00210514 Jy ! Component: 3500 - total flux cleaned = 0.00208199 Jy ! Component: 3550 - total flux cleaned = 0.00205903 Jy ! Component: 3600 - total flux cleaned = 0.00204773 Jy ! Component: 3650 - total flux cleaned = 0.0019913 Jy ! Component: 3700 - total flux cleaned = 0.00202492 Jy ! Component: 3750 - total flux cleaned = 0.0019693 Jy ! Component: 3800 - total flux cleaned = 0.00199142 Jy ! Component: 3850 - total flux cleaned = 0.00196943 Jy ! Component: 3900 - total flux cleaned = 0.00191518 Jy ! Component: 3950 - total flux cleaned = 0.00194774 Jy ! Component: 4000 - total flux cleaned = 0.00192629 Jy ! Component: 4050 - total flux cleaned = 0.0019157 Jy ! Total flux subtracted in 4096 components = 0.00190527 Jy ! Clean residual min=-0.000695 max=0.000612 Jy/beam ! Clean residual mean=0.000003 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.475751 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 607 components and 0.475751 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1809+2758_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.47 x 6.946 at -9.262 degrees (North through East) ! Clean map min=-0.0016137 max=0.3482 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1809+2758_S_map.fits wmodel /vlbi/uf001/uva//J1809+2758_S_map.mod ! Writing 607 model components to file: /vlbi/uf001/uva//J1809+2758_S_map.mod wobs /vlbi/uf001/uva//J1809+2758_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1809+2758_S_uvs.fits wwins /vlbi/uf001/uva//J1809+2758_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1809+2758_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.348205 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000189937 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.163643 0.163643 0.327286 0.654571 1.30914 2.61829 5.23657 10.4731 20.9463 41.8926 83.7851 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.348 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1833.26 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1809+2758_S_dfm.log closed on Mon Jan 14 04:31:30 2019