! Started logfile: /vlbi/uf001/uva//J1900+2722_S_dfm.log on Mon Jan 14 04:54:10 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//J1900+2722_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1900+2722_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.916959 visibilities/baseline/integration-bin. ! Found source: J1900+2722 ! ! 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 7056 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 J1900+2722_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013730Jy sigma=26.530768 ! Fit after self-cal, rms=0.912961Jy sigma=23.942905 ! 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=2.793 mas, bmaj=5.948 mas, bpa=-6.316 degrees ! Estimated noise=0.472054 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 = 0.0656024 Jy ! Component: 100 - total flux cleaned = 0.0861467 Jy ! Total flux subtracted in 100 components = 0.0861467 Jy ! Clean residual min=-0.006834 max=0.017044 Jy/beam ! Clean residual mean=-0.000026 rms=0.001738 Jy/beam ! Combined flux in latest and established models = 0.0861467 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0861467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063399Jy sigma=1.567588 ! Fit after self-cal, rms=0.063061Jy sigma=1.558146 ! Inverting map ! Added new window around map position (-4, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158151 Jy ! Component: 100 - total flux cleaned = 0.0244234 Jy ! Total flux subtracted in 100 components = 0.0244234 Jy ! Clean residual min=-0.004620 max=0.006225 Jy/beam ! Clean residual mean=-0.000014 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.11057 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 30 components and 0.11057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058336Jy sigma=1.435592 ! Fit after self-cal, rms=0.058111Jy sigma=1.429576 ! 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=3.367 mas, bmaj=6.665 mas, bpa=-5.629 degrees ! Estimated noise=0.330611 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 = 0.00840665 Jy ! Component: 100 - total flux cleaned = 0.0137859 Jy ! Component: 150 - total flux cleaned = 0.0175907 Jy ! Component: 200 - total flux cleaned = 0.0203842 Jy ! Total flux subtracted in 200 components = 0.0203842 Jy ! Clean residual min=-0.003952 max=0.006251 Jy/beam ! Clean residual mean=-0.000009 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 0.130954 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 60 components and 0.130954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056600Jy sigma=1.392839 ! Fit after self-cal, rms=0.056555Jy sigma=1.391566 ! Inverting map ! Added new window around map position (-11, -14.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0070488 Jy ! Component: 100 - total flux cleaned = 0.0113476 Jy ! Component: 150 - total flux cleaned = 0.014269 Jy ! Component: 200 - total flux cleaned = 0.0153354 Jy ! Total flux subtracted in 200 components = 0.0153354 Jy ! Clean residual min=-0.003258 max=0.004371 Jy/beam ! Clean residual mean=-0.000011 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.14629 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 96 components and 0.14629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055575Jy sigma=1.364542 ! Fit after self-cal, rms=0.055396Jy sigma=1.360200 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.367 x 6.665 at -5.629 degrees (North through East) ! Clean map min=-0.0029714 max=0.083385 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.99 KP 1.03 ! LA 0.94 MK 1.00 NL 1.03 OV 1.00 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.92 HN 1.00 KP 1.02 ! LA 0.93 MK 0.99 NL 1.02 OV 1.09 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.02 KP 1.02 ! LA 0.93 MK 1.02 NL 1.05 OV 0.99 ! PT 0.96 SC 1.01 ! ! ! Fit before self-cal, rms=0.055396Jy sigma=1.360200 ! Fit after self-cal, rms=0.055525Jy sigma=1.351313 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.381 mas, bmaj=6.718 mas, bpa=-5.744 degrees ! Estimated noise=0.329845 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 = 0.00264444 Jy ! Component: 100 - total flux cleaned = 0.00348496 Jy ! Component: 150 - total flux cleaned = 0.00379464 Jy ! Component: 200 - total flux cleaned = 0.00390194 Jy ! Total flux subtracted in 200 components = 0.00390194 Jy ! Clean residual min=-0.002739 max=0.003294 Jy/beam ! Clean residual mean=0.000000 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.150192 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 114 components and 0.150192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055342Jy sigma=1.346219 ! Fit after self-cal, rms=0.055336Jy sigma=1.345582 ! 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=0.055336Jy sigma=1.345582 ! Fit after self-cal, rms=0.057563Jy sigma=1.313335 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.386 mas, bmaj=6.671 mas, bpa=-6.075 degrees ! Estimated noise=0.332435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172286 Jy ! Component: 100 - total flux cleaned = 0.00247245 Jy ! Component: 150 - total flux cleaned = 0.002837 Jy ! Component: 200 - total flux cleaned = 0.00300956 Jy ! Total flux subtracted in 200 components = 0.00300956 Jy ! Clean residual min=-0.002106 max=0.002310 Jy/beam ! Clean residual mean=-0.000000 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.153201 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 0.153201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057475Jy sigma=1.311464 ! Fit after self-cal, rms=0.057553Jy sigma=1.310788 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 (-19, -23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268357 Jy ! Component: 100 - total flux cleaned = 0.00456663 Jy ! Component: 150 - total flux cleaned = 0.005944 Jy ! Component: 200 - total flux cleaned = 0.00702761 Jy ! Total flux subtracted in 200 components = 0.00702761 Jy ! Clean residual min=-0.001886 max=0.001880 Jy/beam ! Clean residual mean=-0.000002 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.160229 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 164 components and 0.160229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057400Jy sigma=1.305861 ! Fit after self-cal, rms=0.057399Jy sigma=1.305711 ! Inverting map ! Added new window around map position (-29, -32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189255 Jy ! Component: 100 - total flux cleaned = 0.00312512 Jy ! Component: 150 - total flux cleaned = 0.00376085 Jy ! Component: 200 - total flux cleaned = 0.00428822 Jy ! Total flux subtracted in 200 components = 0.00428822 Jy ! Clean residual min=-0.001654 max=0.001541 Jy/beam ! Clean residual mean=-0.000002 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.164517 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 198 components and 0.164517 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057316Jy sigma=1.303347 ! Fit after self-cal, rms=0.057312Jy sigma=1.303208 ! 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=0.057312Jy sigma=1.303208 ! Fit after self-cal, rms=0.057649Jy sigma=1.302470 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.39 mas, bmaj=6.659 mas, bpa=-6.097 degrees ! Estimated noise=0.331494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000994364 Jy ! Component: 100 - total flux cleaned = 0.00146545 Jy ! Component: 150 - total flux cleaned = 0.00174965 Jy ! Component: 200 - total flux cleaned = 0.00206709 Jy ! Total flux subtracted in 200 components = 0.00206709 Jy ! Clean residual min=-0.001537 max=0.001473 Jy/beam ! Clean residual mean=-0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.166584 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 212 components and 0.166584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057608Jy sigma=1.301418 ! Fit after self-cal, rms=0.057614Jy sigma=1.301362 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 = 0.000312794 Jy ! Component: 100 - total flux cleaned = 0.000599082 Jy ! Component: 150 - total flux cleaned = 0.00086305 Jy ! Component: 200 - total flux cleaned = 0.00108792 Jy ! Total flux subtracted in 200 components = 0.00108792 Jy ! Clean residual min=-0.001546 max=0.001478 Jy/beam ! Clean residual mean=-0.000002 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.167672 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 230 components and 0.167672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057591Jy sigma=1.300862 ! Fit after self-cal, rms=0.057591Jy sigma=1.300838 ! 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=0.057591Jy sigma=1.300838 ! Fit after self-cal, rms=0.057572Jy sigma=1.300713 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.168 mas, bmaj=9.805 mas, bpa=-6.226 degrees ! Estimated noise=0.412509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000739029 Jy ! Component: 100 - total flux cleaned = 0.00131461 Jy ! Component: 150 - total flux cleaned = 0.00161636 Jy ! Component: 200 - total flux cleaned = 0.00189929 Jy ! Total flux subtracted in 200 components = 0.00189929 Jy ! Clean residual min=-0.001886 max=0.001609 Jy/beam ! Clean residual mean=-0.000004 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.169572 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 253 components and 0.169572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057558Jy sigma=1.300243 ! Fit after self-cal, rms=0.057557Jy sigma=1.300173 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 = 0.000307617 Jy ! Component: 100 - total flux cleaned = 0.000616905 Jy ! Component: 150 - total flux cleaned = 0.00081416 Jy ! Component: 200 - total flux cleaned = 0.000958115 Jy ! Total flux subtracted in 200 components = 0.000958115 Jy ! Clean residual min=-0.001861 max=0.001584 Jy/beam ! Clean residual mean=-0.000004 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.17053 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 262 components and 0.17053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057549Jy sigma=1.300013 ! Fit after self-cal, rms=0.057548Jy sigma=1.299972 ! 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=3.395 mas, bmaj=6.66 mas, bpa=-6.041 degrees ! Estimated noise=0.331377 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.395 x 6.66 at -6.041 degrees (North through East) ! Clean map min=-0.0014325 max=0.08272 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=2.811 mas, bmaj=5.954 mas, bpa=-6.794 degrees ! Estimated noise=0.476323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0663424 Jy ! Component: 100 - total flux cleaned = 0.0912387 Jy ! Component: 150 - total flux cleaned = 0.104718 Jy ! Component: 200 - total flux cleaned = 0.113521 Jy ! Total flux subtracted in 200 components = 0.113521 Jy ! Clean residual min=-0.003626 max=0.005003 Jy/beam ! Clean residual mean=-0.000004 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.113521 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.113521 Jy ! Inverting map and beam ! Estimated beam: bmin=3.395 mas, bmaj=6.66 mas, bpa=-6.041 degrees ! Estimated noise=0.331377 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 = 0.00856823 Jy ! Component: 100 - total flux cleaned = 0.0147672 Jy ! Component: 150 - total flux cleaned = 0.0195369 Jy ! Component: 200 - total flux cleaned = 0.0234533 Jy ! Total flux subtracted in 200 components = 0.0234533 Jy ! Clean residual min=-0.002558 max=0.002607 Jy/beam ! Clean residual mean=-0.000004 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.136975 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 103 components and 0.136975 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=7.168 mas, bmaj=9.805 mas, bpa=-6.226 degrees ! Estimated noise=0.412509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00623359 Jy ! Component: 100 - total flux cleaned = 0.0110076 Jy ! Component: 150 - total flux cleaned = 0.0148546 Jy ! Component: 200 - total flux cleaned = 0.0179925 Jy ! Total flux subtracted in 200 components = 0.0179925 Jy ! Clean residual min=-0.002551 max=0.002341 Jy/beam ! Clean residual mean=-0.000007 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.154967 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 = 0.00257746 Jy ! Component: 100 - total flux cleaned = 0.00471198 Jy ! Component: 150 - total flux cleaned = 0.00649737 Jy ! Component: 200 - total flux cleaned = 0.00800546 Jy ! Total flux subtracted in 200 components = 0.00800546 Jy ! Clean residual min=-0.002015 max=0.001799 Jy/beam ! Clean residual mean=-0.000006 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.162973 Jy ! Adding 175 model components to the UV plane model. ! The established model now contains 263 components and 0.162973 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.395 mas, bmaj=6.66 mas, bpa=-6.041 degrees ! Estimated noise=0.331377 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140255 Jy ! Component: 100 - total flux cleaned = 0.00249932 Jy ! Component: 150 - total flux cleaned = 0.0034085 Jy ! Component: 200 - total flux cleaned = 0.00408156 Jy ! Total flux subtracted in 200 components = 0.00408156 Jy ! Clean residual min=-0.001554 max=0.001411 Jy/beam ! Clean residual mean=-0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.167054 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 288 components and 0.167054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057621Jy sigma=1.301850 ! Fit after self-cal, rms=0.057583Jy sigma=1.301449 wmodel J1900+2722_S_map.mod ! Writing 288 model components to file: J1900+2722_S_map.mod wobs J1900+2722_S_uvs.fits ! Writing UV FITS file: J1900+2722_S_uvs.fits wwins J1900+2722_S_map.win ! wwins: Wrote 5 windows to J1900+2722_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 = -0.000409548 Jy ! Component: 100 - total flux cleaned = -0.000768423 Jy ! Component: 150 - total flux cleaned = -0.000915799 Jy ! Component: 200 - total flux cleaned = -0.000891488 Jy ! Component: 250 - total flux cleaned = -0.000937703 Jy ! Component: 300 - total flux cleaned = -0.0010275 Jy ! Component: 350 - total flux cleaned = -0.00104958 Jy ! Component: 400 - total flux cleaned = -0.00115683 Jy ! Component: 450 - total flux cleaned = -0.00130363 Jy ! Component: 500 - total flux cleaned = -0.00140597 Jy ! Component: 550 - total flux cleaned = -0.00152665 Jy ! Component: 600 - total flux cleaned = -0.00158541 Jy ! Component: 650 - total flux cleaned = -0.00164377 Jy ! Component: 700 - total flux cleaned = -0.00172042 Jy ! Component: 750 - total flux cleaned = -0.00175812 Jy ! Component: 800 - total flux cleaned = -0.00177621 Jy ! Component: 850 - total flux cleaned = -0.00170321 Jy ! Component: 900 - total flux cleaned = -0.00172142 Jy ! Component: 950 - total flux cleaned = -0.00170369 Jy ! Component: 1000 - total flux cleaned = -0.00173853 Jy ! Component: 1050 - total flux cleaned = -0.00173805 Jy ! Component: 1100 - total flux cleaned = -0.00177204 Jy ! Component: 1150 - total flux cleaned = -0.0017381 Jy ! Component: 1200 - total flux cleaned = -0.00175482 Jy ! Component: 1250 - total flux cleaned = -0.00178745 Jy ! Component: 1300 - total flux cleaned = -0.00170592 Jy ! Component: 1350 - total flux cleaned = -0.0017379 Jy ! Component: 1400 - total flux cleaned = -0.00172187 Jy ! Component: 1450 - total flux cleaned = -0.00173758 Jy ! Component: 1500 - total flux cleaned = -0.00169084 Jy ! Component: 1550 - total flux cleaned = -0.00162939 Jy ! Component: 1600 - total flux cleaned = -0.0017057 Jy ! Component: 1650 - total flux cleaned = -0.00163024 Jy ! Component: 1700 - total flux cleaned = -0.00164512 Jy ! Component: 1750 - total flux cleaned = -0.00161539 Jy ! Component: 1800 - total flux cleaned = -0.00160083 Jy ! Component: 1850 - total flux cleaned = -0.00155725 Jy ! Component: 1900 - total flux cleaned = -0.00161473 Jy ! Component: 1950 - total flux cleaned = -0.00158603 Jy ! Component: 2000 - total flux cleaned = -0.00152991 Jy ! Component: 2050 - total flux cleaned = -0.00158584 Jy ! Component: 2100 - total flux cleaned = -0.00157211 Jy ! Component: 2150 - total flux cleaned = -0.00161333 Jy ! Component: 2200 - total flux cleaned = -0.00158622 Jy ! Component: 2250 - total flux cleaned = -0.00161335 Jy ! Component: 2300 - total flux cleaned = -0.00162668 Jy ! Component: 2350 - total flux cleaned = -0.0016002 Jy ! Component: 2400 - total flux cleaned = -0.00161329 Jy ! Component: 2450 - total flux cleaned = -0.00156086 Jy ! Component: 2500 - total flux cleaned = -0.00157373 Jy ! Component: 2550 - total flux cleaned = -0.00152232 Jy ! Component: 2600 - total flux cleaned = -0.00153503 Jy ! Component: 2650 - total flux cleaned = -0.00152244 Jy ! Component: 2700 - total flux cleaned = -0.00154756 Jy ! Component: 2750 - total flux cleaned = -0.00159755 Jy ! Component: 2800 - total flux cleaned = -0.00154789 Jy ! Component: 2850 - total flux cleaned = -0.00154789 Jy ! Component: 2900 - total flux cleaned = -0.00154781 Jy ! Component: 2950 - total flux cleaned = -0.00152352 Jy ! Component: 3000 - total flux cleaned = -0.00157178 Jy ! Component: 3050 - total flux cleaned = -0.00154782 Jy ! Component: 3100 - total flux cleaned = -0.00152398 Jy ! Component: 3150 - total flux cleaned = -0.00157126 Jy ! Component: 3200 - total flux cleaned = -0.00154773 Jy ! Component: 3250 - total flux cleaned = -0.00152447 Jy ! Component: 3300 - total flux cleaned = -0.00153604 Jy ! Component: 3350 - total flux cleaned = -0.00152453 Jy ! Component: 3400 - total flux cleaned = -0.00149013 Jy ! Component: 3450 - total flux cleaned = -0.00153543 Jy ! Component: 3500 - total flux cleaned = -0.00151287 Jy ! Component: 3550 - total flux cleaned = -0.00146797 Jy ! Component: 3600 - total flux cleaned = -0.0015239 Jy ! Component: 3650 - total flux cleaned = -0.0015129 Jy ! Component: 3700 - total flux cleaned = -0.00150178 Jy ! Component: 3750 - total flux cleaned = -0.00149078 Jy ! Component: 3800 - total flux cleaned = -0.0014908 Jy ! Component: 3850 - total flux cleaned = -0.00145822 Jy ! Component: 3900 - total flux cleaned = -0.00149065 Jy ! Component: 3950 - total flux cleaned = -0.00146918 Jy ! Component: 4000 - total flux cleaned = -0.00145837 Jy ! Component: 4050 - total flux cleaned = -0.00144777 Jy ! Total flux subtracted in 4096 components = -0.00142678 Jy ! Clean residual min=-0.000671 max=0.000571 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.165628 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 601 components and 0.165627 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1900+2722_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.395 x 6.66 at -6.041 degrees (North through East) ! Clean map min=-0.0013657 max=0.083547 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1900+2722_S_map.fits wmodel /vlbi/uf001/uva//J1900+2722_S_map.mod ! Writing 601 model components to file: /vlbi/uf001/uva//J1900+2722_S_map.mod wobs /vlbi/uf001/uva//J1900+2722_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1900+2722_S_uvs.fits wwins /vlbi/uf001/uva//J1900+2722_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1900+2722_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0835475 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000194352 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.697873 0.697873 1.39575 2.79149 5.58298 11.166 22.3319 44.6639 89.3277 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.083 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 429.877 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1900+2722_S_dfm.log closed on Mon Jan 14 04:54:14 2019