! Started logfile: /vlbi/uf001/uva//J1938+0942_S_dfm.log on Mon Jan 14 05:10:36 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//J1938+0942_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1938+0942_S_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933737 visibilities/baseline/integration-bin. ! Found source: J1938+0942 ! ! 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 13866 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 J1938+0942_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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.025496Jy sigma=22.286593 ! Fit after self-cal, rms=0.896498Jy sigma=19.742463 ! 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=2.746 mas, bmaj=7.015 mas, bpa=-4.752 degrees ! Estimated noise=0.396252 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 = 0.0687741 Jy ! Component: 100 - total flux cleaned = 0.0953261 Jy ! Total flux subtracted in 100 components = 0.0953261 Jy ! Clean residual min=-0.013919 max=0.040431 Jy/beam ! Clean residual mean=-0.000121 rms=0.004543 Jy/beam ! Combined flux in latest and established models = 0.0953261 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0953261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.131212Jy sigma=2.732104 ! Fit after self-cal, rms=0.129955Jy sigma=2.708027 ! Inverting map ! Added new window around map position (19, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0349545 Jy ! Component: 100 - total flux cleaned = 0.0552286 Jy ! Total flux subtracted in 100 components = 0.0552286 Jy ! Clean residual min=-0.013553 max=0.027991 Jy/beam ! Clean residual mean=-0.000096 rms=0.003819 Jy/beam ! Combined flux in latest and established models = 0.150555 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 42 components and 0.150555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116181Jy sigma=2.421755 ! Fit after self-cal, rms=0.111536Jy sigma=2.324139 ! Inverting map ! Added new window around map position (5.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0391975 Jy ! Component: 100 - total flux cleaned = 0.0624627 Jy ! Total flux subtracted in 100 components = 0.0624627 Jy ! Clean residual min=-0.010870 max=0.020025 Jy/beam ! Clean residual mean=-0.000061 rms=0.002980 Jy/beam ! Combined flux in latest and established models = 0.213017 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.213017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090868Jy sigma=1.883904 ! Fit after self-cal, rms=0.087405Jy sigma=1.807068 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243807 Jy ! Component: 100 - total flux cleaned = 0.0407617 Jy ! Total flux subtracted in 100 components = 0.0407617 Jy ! Clean residual min=-0.007740 max=0.014392 Jy/beam ! Clean residual mean=-0.000042 rms=0.002105 Jy/beam ! Combined flux in latest and established models = 0.253779 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.253779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076024Jy sigma=1.565113 ! Fit after self-cal, rms=0.075322Jy sigma=1.548671 ! Inverting map ! Added new window around map position (15, -3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159274 Jy ! Component: 100 - total flux cleaned = 0.0278548 Jy ! Total flux subtracted in 100 components = 0.0278548 Jy ! Clean residual min=-0.006207 max=0.007326 Jy/beam ! Clean residual mean=-0.000029 rms=0.001574 Jy/beam ! Combined flux in latest and established models = 0.281634 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 114 components and 0.281634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069259Jy sigma=1.417869 ! Fit after self-cal, rms=0.069115Jy sigma=1.413933 ! 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=3.38 mas, bmaj=7.676 mas, bpa=-4.85 degrees ! Estimated noise=0.283963 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 = 0.0164875 Jy ! Component: 100 - total flux cleaned = 0.0284237 Jy ! Component: 150 - total flux cleaned = 0.0378485 Jy ! Component: 200 - total flux cleaned = 0.0454219 Jy ! Total flux subtracted in 200 components = 0.0454219 Jy ! Clean residual min=-0.004983 max=0.007444 Jy/beam ! Clean residual mean=-0.000002 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 0.327056 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 170 components and 0.327056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063416Jy sigma=1.287147 ! Fit after self-cal, rms=0.063267Jy sigma=1.283268 ! Inverting map ! Added new window around map position (8.5, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00836907 Jy ! Component: 100 - total flux cleaned = 0.014208 Jy ! Component: 150 - total flux cleaned = 0.0183707 Jy ! Component: 200 - total flux cleaned = 0.0214175 Jy ! Total flux subtracted in 200 components = 0.0214175 Jy ! Clean residual min=-0.004022 max=0.003898 Jy/beam ! Clean residual mean=0.000013 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.348473 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 202 components and 0.348473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061738Jy sigma=1.248430 ! Fit after self-cal, rms=0.061686Jy sigma=1.246965 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.38 x 7.676 at -4.85 degrees (North through East) ! Clean map min=-0.0039207 max=0.080586 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.10 KP 0.99 ! LA 0.94 MK 0.99 NL 0.95 OV 0.98 ! PT 0.95 SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.06 KP 0.97 ! LA 0.96 MK 1.00 NL 1.06 OV 1.00 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.08 KP 1.00 ! LA 0.96 MK 0.98 NL 1.08 OV 0.99 ! PT 0.97 SC 1.07 ! ! ! Fit before self-cal, rms=0.061686Jy sigma=1.246965 ! Fit after self-cal, rms=0.061320Jy sigma=1.228368 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.417 mas, bmaj=7.791 mas, bpa=-5.27 degrees ! Estimated noise=0.284483 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 = -0.0018982 Jy ! Component: 100 - total flux cleaned = -0.00131394 Jy ! Component: 150 - total flux cleaned = -0.000915185 Jy ! Component: 200 - total flux cleaned = -0.000574222 Jy ! Total flux subtracted in 200 components = -0.000574222 Jy ! Clean residual min=-0.003191 max=0.003098 Jy/beam ! Clean residual mean=0.000034 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.347899 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 220 components and 0.347899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061054Jy sigma=1.221484 ! Fit after self-cal, rms=0.061035Jy sigma=1.220890 ! 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=0.061035Jy sigma=1.220890 ! Fit after self-cal, rms=0.060351Jy sigma=1.202485 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.413 mas, bmaj=7.762 mas, bpa=-5.286 degrees ! Estimated noise=0.280131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000871707 Jy ! Component: 100 - total flux cleaned = -0.000872168 Jy ! Component: 150 - total flux cleaned = -0.00081063 Jy ! Component: 200 - total flux cleaned = -0.00069924 Jy ! Total flux subtracted in 200 components = -0.00069924 Jy ! Clean residual min=-0.001838 max=0.001792 Jy/beam ! Clean residual mean=0.000002 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.3472 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 234 components and 0.3472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060217Jy sigma=1.198793 ! Fit after self-cal, rms=0.060227Jy sigma=1.198442 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 = -0.000132765 Jy ! Component: 100 - total flux cleaned = -0.000131514 Jy ! Component: 150 - total flux cleaned = -3.81065e-05 Jy ! Component: 200 - total flux cleaned = 5.62746e-06 Jy ! Total flux subtracted in 200 components = 5.62746e-06 Jy ! Clean residual min=-0.001701 max=0.001657 Jy/beam ! Clean residual mean=0.000002 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.347206 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 247 components and 0.347206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060161Jy sigma=1.196673 ! Fit after self-cal, rms=0.060155Jy sigma=1.196581 ! 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=0.060155Jy sigma=1.196581 ! Fit after self-cal, rms=0.059873Jy sigma=1.195945 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.405 mas, bmaj=7.756 mas, bpa=-5.168 degrees ! Estimated noise=0.278424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000420638 Jy ! Component: 100 - total flux cleaned = -0.000419948 Jy ! Component: 150 - total flux cleaned = -0.000457978 Jy ! Component: 200 - total flux cleaned = -0.000457257 Jy ! Total flux subtracted in 200 components = -0.000457257 Jy ! Clean residual min=-0.001547 max=0.001507 Jy/beam ! Clean residual mean=0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.346748 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 255 components and 0.346748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059825Jy sigma=1.194712 ! Fit after self-cal, rms=0.059824Jy sigma=1.194638 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.68113e-05 Jy ! Component: 100 - total flux cleaned = -3.0707e-05 Jy ! Component: 150 - total flux cleaned = -7.56783e-07 Jy ! Component: 200 - total flux cleaned = -2.00462e-06 Jy ! Total flux subtracted in 200 components = -2.00462e-06 Jy ! Clean residual min=-0.001464 max=0.001459 Jy/beam ! Clean residual mean=0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.346746 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 263 components and 0.346746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059794Jy sigma=1.193892 ! Fit after self-cal, rms=0.059792Jy sigma=1.193847 ! 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=0.059792Jy sigma=1.193847 ! Fit after self-cal, rms=0.059568Jy sigma=1.193754 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.604 mas, bmaj=11.43 mas, bpa=-6.291 degrees ! Estimated noise=0.352902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000789332 Jy ! Component: 100 - total flux cleaned = 0.000913711 Jy ! Component: 150 - total flux cleaned = 0.000847483 Jy ! Component: 200 - total flux cleaned = 0.000809309 Jy ! Total flux subtracted in 200 components = 0.000809309 Jy ! Clean residual min=-0.001333 max=0.001337 Jy/beam ! Clean residual mean=0.000003 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.347556 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 273 components and 0.347556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059558Jy sigma=1.193451 ! Fit after self-cal, rms=0.059555Jy sigma=1.193320 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 = 0.000119997 Jy ! Component: 100 - total flux cleaned = 9.99127e-05 Jy ! Component: 150 - total flux cleaned = 4.16255e-05 Jy ! Component: 200 - total flux cleaned = -1.12537e-05 Jy ! Total flux subtracted in 200 components = -1.12537e-05 Jy ! Clean residual min=-0.001289 max=0.001330 Jy/beam ! Clean residual mean=0.000003 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.347544 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 284 components and 0.347544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059547Jy sigma=1.193126 ! Fit after self-cal, rms=0.059545Jy sigma=1.193065 ! 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=3.397 mas, bmaj=7.746 mas, bpa=-5.096 degrees ! Estimated noise=0.27722 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.397 x 7.746 at -5.096 degrees (North through East) ! Clean map min=-0.0012654 max=0.079001 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=2.762 mas, bmaj=7.073 mas, bpa=-5.106 degrees ! Estimated noise=0.387822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0812037 Jy ! Component: 100 - total flux cleaned = 0.131678 Jy ! Component: 150 - total flux cleaned = 0.167106 Jy ! Component: 200 - total flux cleaned = 0.193747 Jy ! Total flux subtracted in 200 components = 0.193747 Jy ! Clean residual min=-0.007000 max=0.015651 Jy/beam ! Clean residual mean=-0.000081 rms=0.002256 Jy/beam ! Combined flux in latest and established models = 0.193747 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 0.193747 Jy ! Inverting map and beam ! Estimated beam: bmin=3.397 mas, bmaj=7.746 mas, bpa=-5.096 degrees ! Estimated noise=0.27722 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 = 0.0322379 Jy ! Component: 100 - total flux cleaned = 0.0555428 Jy ! Component: 150 - total flux cleaned = 0.0730008 Jy ! Component: 200 - total flux cleaned = 0.0864548 Jy ! Total flux subtracted in 200 components = 0.0864548 Jy ! Clean residual min=-0.004147 max=0.007911 Jy/beam ! Clean residual mean=-0.000049 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 0.280202 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 92 components and 0.280202 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010631 Jy ! Component: 100 - total flux cleaned = 0.0191993 Jy ! Component: 150 - total flux cleaned = 0.0261963 Jy ! Component: 200 - total flux cleaned = 0.0319934 Jy ! Total flux subtracted in 200 components = 0.0319934 Jy ! Clean residual min=-0.002484 max=0.003736 Jy/beam ! Clean residual mean=-0.000025 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.312195 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 163 components and 0.312195 Jy ! Inverting map ! Added new window around map position (7.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488078 Jy ! Component: 100 - total flux cleaned = 0.00897561 Jy ! Component: 150 - total flux cleaned = 0.0124391 Jy ! Component: 200 - total flux cleaned = 0.0153798 Jy ! Total flux subtracted in 200 components = 0.0153798 Jy ! Clean residual min=-0.001750 max=0.002080 Jy/beam ! Clean residual mean=-0.000013 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.327575 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 220 components and 0.327575 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=7.604 mas, bmaj=11.43 mas, bpa=-6.291 degrees ! Estimated noise=0.352902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448162 Jy ! Component: 100 - total flux cleaned = 0.00777031 Jy ! Component: 150 - total flux cleaned = 0.0102954 Jy ! Component: 200 - total flux cleaned = 0.0122815 Jy ! Total flux subtracted in 200 components = 0.0122815 Jy ! Clean residual min=-0.001636 max=0.001692 Jy/beam ! Clean residual mean=-0.000009 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.339856 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 = 0.00158009 Jy ! Component: 100 - total flux cleaned = 0.00284576 Jy ! Component: 150 - total flux cleaned = 0.00386329 Jy ! Component: 200 - total flux cleaned = 0.00449602 Jy ! Total flux subtracted in 200 components = 0.00449602 Jy ! Clean residual min=-0.001365 max=0.001354 Jy/beam ! Clean residual mean=-0.000002 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.344352 Jy ! Adding 133 model components to the UV plane model. ! The established model now contains 339 components and 0.344352 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.397 mas, bmaj=7.746 mas, bpa=-5.096 degrees ! Estimated noise=0.27722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000404103 Jy ! Component: 100 - total flux cleaned = 0.000764882 Jy ! Component: 150 - total flux cleaned = 0.000886551 Jy ! Component: 200 - total flux cleaned = 0.00101892 Jy ! Total flux subtracted in 200 components = 0.00101892 Jy ! Clean residual min=-0.001298 max=0.001334 Jy/beam ! Clean residual mean=-0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.345371 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 357 components and 0.345371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059487Jy sigma=1.191814 ! Fit after self-cal, rms=0.059463Jy sigma=1.191349 wmodel J1938+0942_S_map.mod ! Writing 357 model components to file: J1938+0942_S_map.mod wobs J1938+0942_S_uvs.fits ! Writing UV FITS file: J1938+0942_S_uvs.fits wwins J1938+0942_S_map.win ! wwins: Wrote 6 windows to J1938+0942_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 = 1.06805e-05 Jy ! Component: 100 - total flux cleaned = 5.38873e-05 Jy ! Component: 150 - total flux cleaned = 0.00013623 Jy ! Component: 200 - total flux cleaned = 0.000274391 Jy ! Component: 250 - total flux cleaned = 0.000350957 Jy ! Component: 300 - total flux cleaned = 0.00029572 Jy ! Component: 350 - total flux cleaned = 0.000350999 Jy ! Component: 400 - total flux cleaned = 0.0003511 Jy ! Component: 450 - total flux cleaned = 0.000368146 Jy ! Component: 500 - total flux cleaned = 0.000351063 Jy ! Component: 550 - total flux cleaned = 0.000367692 Jy ! Component: 600 - total flux cleaned = 0.000351115 Jy ! Component: 650 - total flux cleaned = 0.000367356 Jy ! Component: 700 - total flux cleaned = 0.000383194 Jy ! Component: 750 - total flux cleaned = 0.000398888 Jy ! Component: 800 - total flux cleaned = 0.000414247 Jy ! Component: 850 - total flux cleaned = 0.000429793 Jy ! Component: 900 - total flux cleaned = 0.000475086 Jy ! Component: 950 - total flux cleaned = 0.000519693 Jy ! Component: 1000 - total flux cleaned = 0.000505022 Jy ! Component: 1050 - total flux cleaned = 0.000577634 Jy ! Component: 1100 - total flux cleaned = 0.000591883 Jy ! Component: 1150 - total flux cleaned = 0.000662563 Jy ! Component: 1200 - total flux cleaned = 0.000718253 Jy ! Component: 1250 - total flux cleaned = 0.000759238 Jy ! Component: 1300 - total flux cleaned = 0.000800092 Jy ! Component: 1350 - total flux cleaned = 0.000826804 Jy ! Component: 1400 - total flux cleaned = 0.000866776 Jy ! Component: 1450 - total flux cleaned = 0.000971929 Jy ! Component: 1500 - total flux cleaned = 0.000971643 Jy ! Component: 1550 - total flux cleaned = 0.00106135 Jy ! Component: 1600 - total flux cleaned = 0.00109948 Jy ! Component: 1650 - total flux cleaned = 0.00113711 Jy ! Component: 1700 - total flux cleaned = 0.00123626 Jy ! Component: 1750 - total flux cleaned = 0.00123595 Jy ! Component: 1800 - total flux cleaned = 0.00126021 Jy ! Component: 1850 - total flux cleaned = 0.00129624 Jy ! Component: 1900 - total flux cleaned = 0.00134386 Jy ! Component: 1950 - total flux cleaned = 0.00136733 Jy ! Component: 2000 - total flux cleaned = 0.00141395 Jy ! Component: 2050 - total flux cleaned = 0.00146015 Jy ! Component: 2100 - total flux cleaned = 0.00150552 Jy ! Component: 2150 - total flux cleaned = 0.0015055 Jy ! Component: 2200 - total flux cleaned = 0.00156166 Jy ! Component: 2250 - total flux cleaned = 0.00163932 Jy ! Component: 2300 - total flux cleaned = 0.00162819 Jy ! Component: 2350 - total flux cleaned = 0.00168289 Jy ! Component: 2400 - total flux cleaned = 0.00171529 Jy ! Component: 2450 - total flux cleaned = 0.00171549 Jy ! Component: 2500 - total flux cleaned = 0.00180049 Jy ! Component: 2550 - total flux cleaned = 0.00182161 Jy ! Component: 2600 - total flux cleaned = 0.00185291 Jy ! Component: 2650 - total flux cleaned = 0.00192545 Jy ! Component: 2700 - total flux cleaned = 0.00195632 Jy ! Component: 2750 - total flux cleaned = 0.00200726 Jy ! Component: 2800 - total flux cleaned = 0.00202749 Jy ! Component: 2850 - total flux cleaned = 0.0020975 Jy ! Component: 2900 - total flux cleaned = 0.00211736 Jy ! Component: 2950 - total flux cleaned = 0.00217633 Jy ! Component: 3000 - total flux cleaned = 0.00222508 Jy ! Component: 3050 - total flux cleaned = 0.00220576 Jy ! Component: 3100 - total flux cleaned = 0.00227312 Jy ! Component: 3150 - total flux cleaned = 0.00229219 Jy ! Component: 3200 - total flux cleaned = 0.00230174 Jy ! Component: 3250 - total flux cleaned = 0.00232994 Jy ! Component: 3300 - total flux cleaned = 0.00236718 Jy ! Component: 3350 - total flux cleaned = 0.00241333 Jy ! Component: 3400 - total flux cleaned = 0.00242251 Jy ! Component: 3450 - total flux cleaned = 0.0024499 Jy ! Component: 3500 - total flux cleaned = 0.00248613 Jy ! Component: 3550 - total flux cleaned = 0.00247726 Jy ! Component: 3600 - total flux cleaned = 0.00252202 Jy ! Component: 3650 - total flux cleaned = 0.00256631 Jy ! Component: 3700 - total flux cleaned = 0.00257502 Jy ! Component: 3750 - total flux cleaned = 0.00260997 Jy ! Component: 3800 - total flux cleaned = 0.00262738 Jy ! Component: 3850 - total flux cleaned = 0.00264468 Jy ! Component: 3900 - total flux cleaned = 0.00267897 Jy ! Component: 3950 - total flux cleaned = 0.00270444 Jy ! Component: 4000 - total flux cleaned = 0.00273825 Jy ! Component: 4050 - total flux cleaned = 0.00274664 Jy ! Total flux subtracted in 4096 components = 0.00277175 Jy ! Clean residual min=-0.000567 max=0.000539 Jy/beam ! Clean residual mean=-0.000001 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.348143 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 659 components and 0.348143 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1938+0942_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.397 x 7.746 at -5.096 degrees (North through East) ! Clean map min=-0.00092383 max=0.080239 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1938+0942_S_map.fits wmodel /vlbi/uf001/uva//J1938+0942_S_map.mod ! Writing 659 model components to file: /vlbi/uf001/uva//J1938+0942_S_map.mod wobs /vlbi/uf001/uva//J1938+0942_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1938+0942_S_uvs.fits wwins /vlbi/uf001/uva//J1938+0942_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1938+0942_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0802385 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156446 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.58493 0.58493 1.16986 2.33972 4.67944 9.35887 18.7177 37.4355 74.871 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.08 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 512.882 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1938+0942_S_dfm.log closed on Mon Jan 14 05:10:41 2019