! Started logfile: /vlbi/uf001/uva//J1227+3635_S_dfm.log on Mon Jan 14 01:52:24 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//J1227+3635_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1227+3635_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.860819 visibilities/baseline/integration-bin. ! Found source: J1227+3635 ! ! 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 6624 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 J1227+3635_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 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.344404Jy sigma=23.100136 ! Fit after self-cal, rms=0.391513Jy sigma=7.212288 ! 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=2.823 mas, bmaj=5.83 mas, bpa=2.302 degrees ! Estimated noise=0.667757 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 = 0.58611 Jy ! Component: 100 - total flux cleaned = 0.778922 Jy ! Total flux subtracted in 100 components = 0.778922 Jy ! Clean residual min=-0.050849 max=0.132232 Jy/beam ! Clean residual mean=0.000013 rms=0.015279 Jy/beam ! Combined flux in latest and established models = 0.778922 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.778922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.347061Jy sigma=5.120491 ! Fit after self-cal, rms=0.346987Jy sigma=5.116867 ! Inverting map ! Added new window around map position (-17.5, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.127014 Jy ! Component: 100 - total flux cleaned = 0.202127 Jy ! Total flux subtracted in 100 components = 0.202127 Jy ! Clean residual min=-0.040766 max=0.095242 Jy/beam ! Clean residual mean=0.000002 rms=0.011784 Jy/beam ! Combined flux in latest and established models = 0.981049 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.981049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.271893Jy sigma=4.010700 ! Fit after self-cal, rms=0.268651Jy sigma=3.929849 ! Inverting map ! Added new window around map position (-24, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0842077 Jy ! Component: 100 - total flux cleaned = 0.135949 Jy ! Total flux subtracted in 100 components = 0.135949 Jy ! Clean residual min=-0.035290 max=0.079644 Jy/beam ! Clean residual mean=0.000002 rms=0.009429 Jy/beam ! Combined flux in latest and established models = 1.117 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 1.117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.226873Jy sigma=3.322949 ! Fit after self-cal, rms=0.225658Jy sigma=3.304081 ! Inverting map ! Added new window around map position (-31, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0670576 Jy ! Component: 100 - total flux cleaned = 0.107665 Jy ! Total flux subtracted in 100 components = 0.107665 Jy ! Clean residual min=-0.027316 max=0.058068 Jy/beam ! Clean residual mean=0.000004 rms=0.007726 Jy/beam ! Combined flux in latest and established models = 1.22466 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 1.22466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.194968Jy sigma=2.850107 ! Fit after self-cal, rms=0.193305Jy sigma=2.828343 ! Inverting map ! Added new window around map position (-54.5, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.051621 Jy ! Component: 100 - total flux cleaned = 0.0868857 Jy ! Total flux subtracted in 100 components = 0.0868857 Jy ! Clean residual min=-0.022370 max=0.051400 Jy/beam ! Clean residual mean=0.000010 rms=0.006550 Jy/beam ! Combined flux in latest and established models = 1.31155 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 74 components and 1.31155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.170448Jy sigma=2.469233 ! Fit after self-cal, rms=0.169946Jy sigma=2.461325 ! Inverting map ! Added new window around map position (-5, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0456877 Jy ! Component: 100 - total flux cleaned = 0.0769802 Jy ! Total flux subtracted in 100 components = 0.0769802 Jy ! Clean residual min=-0.017842 max=0.025110 Jy/beam ! Clean residual mean=0.000004 rms=0.005370 Jy/beam ! Combined flux in latest and established models = 1.38853 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 1.38853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.147719Jy sigma=2.149350 ! Fit after self-cal, rms=0.146707Jy sigma=2.127407 ! 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=3.31 mas, bmaj=6.736 mas, bpa=3.317 degrees ! Estimated noise=0.515274 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 = 0.041637 Jy ! Component: 100 - total flux cleaned = 0.0757247 Jy ! Component: 150 - total flux cleaned = 0.105363 Jy ! Component: 200 - total flux cleaned = 0.131649 Jy ! Total flux subtracted in 200 components = 0.131649 Jy ! Clean residual min=-0.015974 max=0.022771 Jy/beam ! Clean residual mean=-0.000015 rms=0.004814 Jy/beam ! Combined flux in latest and established models = 1.52018 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 130 components and 1.52018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116995Jy sigma=1.736054 ! Fit after self-cal, rms=0.115661Jy sigma=1.708349 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.31 x 6.736 at 3.317 degrees (North through East) ! Clean map min=-0.01606 max=0.77202 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.01 KP 0.98 ! LA 0.93 MK 0.99 NL 0.98 OV 1.00 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.03 KP 1.01 ! LA 0.93 MK 0.98 NL 0.99 OV 0.96 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.02 KP 1.01 ! LA 0.93 MK 1.07 NL 1.00 OV 1.01 ! PT 0.96 SC 0.99 ! ! ! Fit before self-cal, rms=0.115661Jy sigma=1.708349 ! Fit after self-cal, rms=0.095201Jy sigma=1.540209 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.333 mas, bmaj=6.79 mas, bpa=3.424 degrees ! Estimated noise=0.505865 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 (-9.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243127 Jy ! Component: 100 - total flux cleaned = 0.0433296 Jy ! Component: 150 - total flux cleaned = 0.0597041 Jy ! Component: 200 - total flux cleaned = 0.0740924 Jy ! Total flux subtracted in 200 components = 0.0740924 Jy ! Clean residual min=-0.011729 max=0.012308 Jy/beam ! Clean residual mean=-0.000000 rms=0.002901 Jy/beam ! Combined flux in latest and established models = 1.59427 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 170 components and 1.59427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082543Jy sigma=1.347829 ! Fit after self-cal, rms=0.081956Jy sigma=1.341167 ! 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=0.081956Jy sigma=1.341167 ! Fit after self-cal, rms=0.076679Jy sigma=1.266343 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.335 mas, bmaj=6.802 mas, bpa=3.521 degrees ! Estimated noise=0.506118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138504 Jy ! Component: 100 - total flux cleaned = 0.0250685 Jy ! Component: 150 - total flux cleaned = 0.0348524 Jy ! Component: 200 - total flux cleaned = 0.0435699 Jy ! Total flux subtracted in 200 components = 0.0435699 Jy ! Clean residual min=-0.007312 max=0.010615 Jy/beam ! Clean residual mean=-0.000004 rms=0.001999 Jy/beam ! Combined flux in latest and established models = 1.63784 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 193 components and 1.63784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071627Jy sigma=1.186769 ! Fit after self-cal, rms=0.071332Jy sigma=1.183931 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 (-49.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102004 Jy ! Component: 100 - total flux cleaned = 0.0176157 Jy ! Component: 150 - total flux cleaned = 0.0237003 Jy ! Component: 200 - total flux cleaned = 0.029249 Jy ! Total flux subtracted in 200 components = 0.029249 Jy ! Clean residual min=-0.006467 max=0.007403 Jy/beam ! Clean residual mean=-0.000001 rms=0.001671 Jy/beam ! Combined flux in latest and established models = 1.66709 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 214 components and 1.66709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068508Jy sigma=1.141111 ! Fit after self-cal, rms=0.068353Jy sigma=1.139159 ! Inverting map ! Added new window around map position (51, 100.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620045 Jy ! Component: 100 - total flux cleaned = 0.0107683 Jy ! Component: 150 - total flux cleaned = 0.0149092 Jy ! Component: 200 - total flux cleaned = 0.0185282 Jy ! Total flux subtracted in 200 components = 0.0185282 Jy ! Clean residual min=-0.005974 max=0.005688 Jy/beam ! Clean residual mean=-0.000001 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 1.68562 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 237 components and 1.68562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066853Jy sigma=1.114813 ! Fit after self-cal, rms=0.066788Jy sigma=1.113953 ! 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=0.066788Jy sigma=1.113953 ! Fit after self-cal, rms=0.066459Jy sigma=1.106646 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.333 mas, bmaj=6.814 mas, bpa=3.466 degrees ! Estimated noise=0.506298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00609573 Jy ! Component: 100 - total flux cleaned = 0.0112506 Jy ! Component: 150 - total flux cleaned = 0.0158407 Jy ! Component: 200 - total flux cleaned = 0.0196685 Jy ! Total flux subtracted in 200 components = 0.0196685 Jy ! Clean residual min=-0.004991 max=0.004878 Jy/beam ! Clean residual mean=-0.000002 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 1.70529 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 249 components and 1.70529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065224Jy sigma=1.088884 ! Fit after self-cal, rms=0.065183Jy sigma=1.088185 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 = 0.00283667 Jy ! Component: 100 - total flux cleaned = 0.00585363 Jy ! Component: 150 - total flux cleaned = 0.00837344 Jy ! Component: 200 - total flux cleaned = 0.0104625 Jy ! Total flux subtracted in 200 components = 0.0104625 Jy ! Clean residual min=-0.004774 max=0.004522 Jy/beam ! Clean residual mean=-0.000000 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 1.71575 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 264 components and 1.71575 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064548Jy sigma=1.078064 ! Fit after self-cal, rms=0.064523Jy sigma=1.077666 ! 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=0.064523Jy sigma=1.077666 ! Fit after self-cal, rms=0.064468Jy sigma=1.075641 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.935 mas, bmaj=9.239 mas, bpa=0.5291 degrees ! Estimated noise=0.675185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00678009 Jy ! Component: 100 - total flux cleaned = 0.0119527 Jy ! Component: 150 - total flux cleaned = 0.0162689 Jy ! Component: 200 - total flux cleaned = 0.0195696 Jy ! Total flux subtracted in 200 components = 0.0195696 Jy ! Clean residual min=-0.004404 max=0.005038 Jy/beam ! Clean residual mean=0.000000 rms=0.001270 Jy/beam ! Combined flux in latest and established models = 1.73532 Jy selfcal ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 306 components and 1.73532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063764Jy sigma=1.066403 ! Fit after self-cal, rms=0.063720Jy sigma=1.065611 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 = 0.00243531 Jy ! Component: 100 - total flux cleaned = 0.00477967 Jy ! Component: 150 - total flux cleaned = 0.00675416 Jy ! Component: 200 - total flux cleaned = 0.00852246 Jy ! Total flux subtracted in 200 components = 0.00852246 Jy ! Clean residual min=-0.004211 max=0.004410 Jy/beam ! Clean residual mean=0.000002 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 1.74384 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 327 components and 1.74384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063460Jy sigma=1.062122 ! Fit after self-cal, rms=0.063442Jy sigma=1.061665 ! 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=3.331 mas, bmaj=6.818 mas, bpa=3.419 degrees ! Estimated noise=0.50627 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.331 x 6.818 at 3.419 degrees (North through East) ! Clean map min=-0.0038784 max=0.7588 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063442Jy sigma=1.061665 ! Fit after self-cal, rms=0.055740Jy sigma=0.937959 ! Inverting map and beam ! Estimated beam: bmin=3.331 mas, bmaj=6.822 mas, bpa=3.403 degrees ! Estimated noise=0.506758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217669 Jy ! Component: 100 - total flux cleaned = 0.0041426 Jy ! Component: 150 - total flux cleaned = 0.00552893 Jy ! Component: 200 - total flux cleaned = 0.00662485 Jy ! Total flux subtracted in 200 components = 0.00662485 Jy ! Clean residual min=-0.003273 max=0.003775 Jy/beam ! Clean residual mean=-0.000001 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 1.75047 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 349 components and 1.75047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055367Jy sigma=0.931329 ! Fit after self-cal, rms=0.055357Jy sigma=0.931204 ! Inverting map ! Added new window around map position (118, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341897 Jy ! Component: 100 - total flux cleaned = 0.00466419 Jy ! Component: 150 - total flux cleaned = 0.00578273 Jy ! Component: 200 - total flux cleaned = 0.0065861 Jy ! Total flux subtracted in 200 components = 0.0065861 Jy ! Clean residual min=-0.003102 max=0.003245 Jy/beam ! Clean residual mean=-0.000001 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 1.75705 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 372 components and 1.75705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055027Jy sigma=0.924849 ! Fit after self-cal, rms=0.055020Jy sigma=0.924693 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055020Jy sigma=0.924693 ! Fit after self-cal, rms=0.054989Jy sigma=0.924088 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=2.835 mas, bmaj=5.897 mas, bpa=2.372 degrees ! Estimated noise=0.661167 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.573938 Jy ! Component: 100 - total flux cleaned = 0.788605 Jy ! Component: 150 - total flux cleaned = 0.925098 Jy ! Component: 200 - total flux cleaned = 1.026 Jy ! Total flux subtracted in 200 components = 1.026 Jy ! Clean residual min=-0.032657 max=0.058325 Jy/beam ! Clean residual mean=0.000003 rms=0.009703 Jy/beam ! Combined flux in latest and established models = 1.026 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.026 Jy ! Inverting map and beam ! Estimated beam: bmin=3.33 mas, bmaj=6.821 mas, bpa=3.4 degrees ! Estimated noise=0.506766 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 = 0.092425 Jy ! Component: 100 - total flux cleaned = 0.164653 Jy ! Component: 150 - total flux cleaned = 0.223801 Jy ! Component: 200 - total flux cleaned = 0.273893 Jy ! Total flux subtracted in 200 components = 0.273893 Jy ! Clean residual min=-0.019768 max=0.031031 Jy/beam ! Clean residual mean=-0.000017 rms=0.006488 Jy/beam ! Combined flux in latest and established models = 1.29989 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 60 components and 1.29989 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0434674 Jy ! Component: 100 - total flux cleaned = 0.0815121 Jy ! Component: 150 - total flux cleaned = 0.115052 Jy ! Component: 200 - total flux cleaned = 0.144832 Jy ! Total flux subtracted in 200 components = 0.144832 Jy ! Clean residual min=-0.013595 max=0.018750 Jy/beam ! Clean residual mean=-0.000015 rms=0.004318 Jy/beam ! Combined flux in latest and established models = 1.44473 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 92 components and 1.44473 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0265897 Jy ! Component: 100 - total flux cleaned = 0.0504597 Jy ! Component: 150 - total flux cleaned = 0.0720223 Jy ! Component: 200 - total flux cleaned = 0.0916101 Jy ! Total flux subtracted in 200 components = 0.0916101 Jy ! Clean residual min=-0.009789 max=0.012993 Jy/beam ! Clean residual mean=-0.000013 rms=0.003053 Jy/beam ! Combined flux in latest and established models = 1.53634 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 124 components and 1.53633 Jy ! Inverting map ! Added new window around map position (20.5, -37.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017878 Jy ! Component: 100 - total flux cleaned = 0.0341616 Jy ! Component: 150 - total flux cleaned = 0.0490478 Jy ! Component: 200 - total flux cleaned = 0.0626658 Jy ! Total flux subtracted in 200 components = 0.0626658 Jy ! Clean residual min=-0.007629 max=0.008707 Jy/beam ! Clean residual mean=-0.000010 rms=0.002242 Jy/beam ! Combined flux in latest and established models = 1.599 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 161 components and 1.599 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=6.928 mas, bmaj=9.24 mas, bpa=0.5045 degrees ! Estimated noise=0.676006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229628 Jy ! Component: 100 - total flux cleaned = 0.0413502 Jy ! Component: 150 - total flux cleaned = 0.0568017 Jy ! Component: 200 - total flux cleaned = 0.0700065 Jy ! Total flux subtracted in 200 components = 0.0700065 Jy ! Clean residual min=-0.007272 max=0.008190 Jy/beam ! Clean residual mean=-0.000012 rms=0.002343 Jy/beam ! Combined flux in latest and established models = 1.66901 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 = 0.0114013 Jy ! Component: 100 - total flux cleaned = 0.0213204 Jy ! Component: 150 - total flux cleaned = 0.0300284 Jy ! Component: 200 - total flux cleaned = 0.0377285 Jy ! Total flux subtracted in 200 components = 0.0377285 Jy ! Clean residual min=-0.005103 max=0.005744 Jy/beam ! Clean residual mean=-0.000008 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 1.70674 Jy ! Adding 146 model components to the UV plane model. ! The established model now contains 275 components and 1.70674 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.33 mas, bmaj=6.821 mas, bpa=3.4 degrees ! Estimated noise=0.506766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.006795 Jy ! Component: 100 - total flux cleaned = 0.0120946 Jy ! Component: 150 - total flux cleaned = 0.0167982 Jy ! Component: 200 - total flux cleaned = 0.0209328 Jy ! Total flux subtracted in 200 components = 0.0209328 Jy ! Clean residual min=-0.004110 max=0.004142 Jy/beam ! Clean residual mean=-0.000002 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 1.72767 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 303 components and 1.72767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056462Jy sigma=0.951162 ! Fit after self-cal, rms=0.056388Jy sigma=0.949413 wmodel J1227+3635_S_map.mod ! Writing 303 model components to file: J1227+3635_S_map.mod wobs J1227+3635_S_uvs.fits ! Writing UV FITS file: J1227+3635_S_uvs.fits wwins J1227+3635_S_map.win ! wwins: Wrote 11 windows to J1227+3635_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 = 0.000859417 Jy ! Component: 100 - total flux cleaned = 0.00114034 Jy ! Component: 150 - total flux cleaned = 0.00167192 Jy ! Component: 200 - total flux cleaned = 0.0019249 Jy ! Component: 250 - total flux cleaned = 0.00204855 Jy ! Component: 300 - total flux cleaned = 0.00234579 Jy ! Component: 350 - total flux cleaned = 0.00234421 Jy ! Component: 400 - total flux cleaned = 0.00245576 Jy ! Component: 450 - total flux cleaned = 0.00251022 Jy ! Component: 500 - total flux cleaned = 0.00245529 Jy ! Component: 550 - total flux cleaned = 0.00240316 Jy ! Component: 600 - total flux cleaned = 0.00240318 Jy ! Component: 650 - total flux cleaned = 0.00230329 Jy ! Component: 700 - total flux cleaned = 0.00230358 Jy ! Component: 750 - total flux cleaned = 0.00235071 Jy ! Component: 800 - total flux cleaned = 0.00239659 Jy ! Component: 850 - total flux cleaned = 0.00225713 Jy ! Component: 900 - total flux cleaned = 0.00225722 Jy ! Component: 950 - total flux cleaned = 0.00230132 Jy ! Component: 1000 - total flux cleaned = 0.00217015 Jy ! Component: 1050 - total flux cleaned = 0.00221389 Jy ! Component: 1100 - total flux cleaned = 0.00212948 Jy ! Component: 1150 - total flux cleaned = 0.00217058 Jy ! Component: 1200 - total flux cleaned = 0.00204704 Jy ! Component: 1250 - total flux cleaned = 0.00208839 Jy ! Component: 1300 - total flux cleaned = 0.00204757 Jy ! Component: 1350 - total flux cleaned = 0.00200647 Jy ! Component: 1400 - total flux cleaned = 0.00173386 Jy ! Component: 1450 - total flux cleaned = 0.00165769 Jy ! Component: 1500 - total flux cleaned = 0.00158259 Jy ! Component: 1550 - total flux cleaned = 0.0015073 Jy ! Component: 1600 - total flux cleaned = 0.00132235 Jy ! Component: 1650 - total flux cleaned = 0.00117719 Jy ! Component: 1700 - total flux cleaned = 0.00106983 Jy ! Component: 1750 - total flux cleaned = 0.00103431 Jy ! Component: 1800 - total flux cleaned = 0.000964239 Jy ! Component: 1850 - total flux cleaned = 0.00089562 Jy ! Component: 1900 - total flux cleaned = 0.000827763 Jy ! Component: 1950 - total flux cleaned = 0.000861062 Jy ! Component: 2000 - total flux cleaned = 0.000794998 Jy ! Component: 2050 - total flux cleaned = 0.000696987 Jy ! Component: 2100 - total flux cleaned = 0.00063272 Jy ! Component: 2150 - total flux cleaned = 0.000601469 Jy ! Component: 2200 - total flux cleaned = 0.000475442 Jy ! Component: 2250 - total flux cleaned = 0.000505762 Jy ! Component: 2300 - total flux cleaned = 0.000351963 Jy ! Component: 2350 - total flux cleaned = 0.000291527 Jy ! Component: 2400 - total flux cleaned = 0.000261686 Jy ! Component: 2450 - total flux cleaned = 0.000290873 Jy ! Component: 2500 - total flux cleaned = 0.000144385 Jy ! Component: 2550 - total flux cleaned = 0.00023128 Jy ! Component: 2600 - total flux cleaned = 0.000146092 Jy ! Component: 2650 - total flux cleaned = 8.95519e-05 Jy ! Component: 2700 - total flux cleaned = 3.35829e-05 Jy ! Component: 2750 - total flux cleaned = -4.93775e-05 Jy ! Component: 2800 - total flux cleaned = -0.000130303 Jy ! Component: 2850 - total flux cleaned = -0.000237922 Jy ! Component: 2900 - total flux cleaned = -0.000184937 Jy ! Component: 2950 - total flux cleaned = -0.000264515 Jy ! Component: 3000 - total flux cleaned = -0.000395623 Jy ! Component: 3050 - total flux cleaned = -0.0004471 Jy ! Component: 3100 - total flux cleaned = -0.000523921 Jy ! Component: 3150 - total flux cleaned = -0.000422107 Jy ! Component: 3200 - total flux cleaned = -0.000422143 Jy ! Component: 3250 - total flux cleaned = -0.000521445 Jy ! Component: 3300 - total flux cleaned = -0.000521592 Jy ! Component: 3350 - total flux cleaned = -0.000497012 Jy ! Component: 3400 - total flux cleaned = -0.000521259 Jy ! Component: 3450 - total flux cleaned = -0.000617113 Jy ! Component: 3500 - total flux cleaned = -0.000522437 Jy ! Component: 3550 - total flux cleaned = -0.000640312 Jy ! Component: 3600 - total flux cleaned = -0.000780247 Jy ! Component: 3650 - total flux cleaned = -0.000849486 Jy ! Component: 3700 - total flux cleaned = -0.000827044 Jy ! Component: 3750 - total flux cleaned = -0.000782097 Jy ! Component: 3800 - total flux cleaned = -0.000871748 Jy ! Component: 3850 - total flux cleaned = -0.000871972 Jy ! Component: 3900 - total flux cleaned = -0.000981668 Jy ! Component: 3950 - total flux cleaned = -0.0010036 Jy ! Component: 4000 - total flux cleaned = -0.00104644 Jy ! Component: 4050 - total flux cleaned = -0.00108956 Jy ! Total flux subtracted in 4096 components = -0.00125947 Jy ! Clean residual min=-0.001325 max=0.001121 Jy/beam ! Clean residual mean=0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 1.72641 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 598 components and 1.72641 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1227+3635_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.33 x 6.821 at 3.4 degrees (North through East) ! Clean map min=-0.0027307 max=0.76142 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1227+3635_S_map.fits wmodel /vlbi/uf001/uva//J1227+3635_S_map.mod ! Writing 598 model components to file: /vlbi/uf001/uva//J1227+3635_S_map.mod wobs /vlbi/uf001/uva//J1227+3635_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1227+3635_S_uvs.fits wwins /vlbi/uf001/uva//J1227+3635_S_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J1227+3635_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.761419 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000398048 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.156831 0.156831 0.313663 0.627325 1.25465 2.5093 5.0186 10.0372 20.0744 40.1488 80.2976 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.761 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1912.88 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1227+3635_S_dfm.log closed on Mon Jan 14 01:52:29 2019