! Started logfile: /vlbi/uf001/uva//J0920-3631_S_dfm.log on Mon Jan 14 00:24:06 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//J0920-3631_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0920-3631_S_uva.fits ! AN table 1: 29 integrations on 36 of 36 possible baselines. ! AN table 2: 29 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.98659 visibilities/baseline/integration-bin. ! Found source: J0920-3631 ! ! 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 6180 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 J0920-3631_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 11 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.066885Jy sigma=13.280446 ! Fit after self-cal, rms=0.674926Jy sigma=8.043971 ! 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=2.329 mas, bmaj=6.476 mas, bpa=-3.115 degrees ! Estimated noise=1.24489 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 = 0.25985 Jy ! Component: 100 - total flux cleaned = 0.332001 Jy ! Total flux subtracted in 100 components = 0.332001 Jy ! Clean residual min=-0.025376 max=0.051506 Jy/beam ! Clean residual mean=-0.000229 rms=0.007751 Jy/beam ! Combined flux in latest and established models = 0.332001 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.332001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.164678Jy sigma=1.976213 ! Fit after self-cal, rms=0.164583Jy sigma=1.975370 ! Inverting map ! Added new window around map position (4.5, -6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0474292 Jy ! Component: 100 - total flux cleaned = 0.0754361 Jy ! Total flux subtracted in 100 components = 0.0754361 Jy ! Clean residual min=-0.022501 max=0.042166 Jy/beam ! Clean residual mean=-0.000160 rms=0.006344 Jy/beam ! Combined flux in latest and established models = 0.407437 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.407437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.146168Jy sigma=1.679406 ! Fit after self-cal, rms=0.144619Jy sigma=1.657261 ! 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=2.862 mas, bmaj=7.709 mas, bpa=-4.209 degrees ! Estimated noise=0.747717 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 (5, -17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.038685 Jy ! Component: 100 - total flux cleaned = 0.0599854 Jy ! Component: 150 - total flux cleaned = 0.0740899 Jy ! Component: 200 - total flux cleaned = 0.0824043 Jy ! Total flux subtracted in 200 components = 0.0824043 Jy ! Clean residual min=-0.017312 max=0.032187 Jy/beam ! Clean residual mean=-0.000197 rms=0.005498 Jy/beam ! Combined flux in latest and established models = 0.489841 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 57 components and 0.489841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.134865Jy sigma=1.488487 ! Fit after self-cal, rms=0.133628Jy sigma=1.466142 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.862 x 7.709 at -4.209 degrees (North through East) ! Clean map min=-0.015037 max=0.32115 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.52 KP 0.96 LA 0.92 ! MK 0.99 NL 1.17 OV 0.96 PT 0.96 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.53 FD 0.87 KP 0.96 LA 0.93 ! MK 0.97 NL 1.40 OV 0.92 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.45 KP 0.94 LA 0.94 ! MK 0.98 NL 1.24 OV 0.99 PT 0.96 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 2.52 FD 0.85 KP 0.97 LA 0.92 ! MK 0.96 NL 1.57 OV 0.92 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.49 KP 0.96 LA 0.92 ! MK 1.03 NL 1.17 OV 0.95 PT 0.94 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.94 FD 0.86 KP 0.99 LA 0.93 ! MK 0.94 NL 1.40 OV 0.88 PT 0.94 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.133628Jy sigma=1.466142 ! Fit after self-cal, rms=0.160866Jy sigma=1.215371 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.871 mas, bmaj=7.729 mas, bpa=-4.183 degrees ! Estimated noise=0.767844 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 (13.5, -30.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00545578 Jy ! Component: 100 - total flux cleaned = 0.00570195 Jy ! Component: 150 - total flux cleaned = 0.00645188 Jy ! Component: 200 - total flux cleaned = 0.00661193 Jy ! Total flux subtracted in 200 components = 0.00661193 Jy ! Clean residual min=-0.006449 max=0.005041 Jy/beam ! Clean residual mean=-0.000046 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 0.496453 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 89 components and 0.496453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.160077Jy sigma=1.202463 ! Fit after self-cal, rms=0.160652Jy sigma=1.201066 ! 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=0.160652Jy sigma=1.201066 ! Fit after self-cal, rms=0.162135Jy sigma=1.200174 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.869 mas, bmaj=7.729 mas, bpa=-4.142 degrees ! Estimated noise=0.764684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000633415 Jy ! Component: 100 - total flux cleaned = -0.000637227 Jy ! Component: 150 - total flux cleaned = -0.000643664 Jy ! Component: 200 - total flux cleaned = -0.000771679 Jy ! Total flux subtracted in 200 components = -0.000771679 Jy ! Clean residual min=-0.005679 max=0.004726 Jy/beam ! Clean residual mean=-0.000036 rms=0.001253 Jy/beam ! Combined flux in latest and established models = 0.495681 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 109 components and 0.495682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.161785Jy sigma=1.196380 ! Fit after self-cal, rms=0.161750Jy sigma=1.196152 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 = -0.000105951 Jy ! Component: 100 - total flux cleaned = -0.0001067 Jy ! Component: 150 - total flux cleaned = -0.000107098 Jy ! Component: 200 - total flux cleaned = -0.000110471 Jy ! Total flux subtracted in 200 components = -0.000110471 Jy ! Clean residual min=-0.005397 max=0.004526 Jy/beam ! Clean residual mean=-0.000036 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.495571 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 122 components and 0.495571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.161562Jy sigma=1.194334 ! Fit after self-cal, rms=0.161534Jy sigma=1.194228 ! 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=0.161534Jy sigma=1.194228 ! Fit after self-cal, rms=0.163224Jy sigma=1.193764 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.868 mas, bmaj=7.729 mas, bpa=-4.13 degrees ! Estimated noise=0.763099 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00202275 Jy ! Component: 100 - total flux cleaned = -0.00201979 Jy ! Component: 150 - total flux cleaned = -0.00210611 Jy ! Component: 200 - total flux cleaned = -0.00202591 Jy ! Total flux subtracted in 200 components = -0.00202591 Jy ! Clean residual min=-0.004933 max=0.004290 Jy/beam ! Clean residual mean=-0.000031 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.493545 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 133 components and 0.493545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.163056Jy sigma=1.192377 ! Fit after self-cal, rms=0.163040Jy sigma=1.192241 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 = -0.000349682 Jy ! Component: 100 - total flux cleaned = -0.000346984 Jy ! Component: 150 - total flux cleaned = -0.000343477 Jy ! Component: 200 - total flux cleaned = -0.000344142 Jy ! Total flux subtracted in 200 components = -0.000344142 Jy ! Clean residual min=-0.004688 max=0.004160 Jy/beam ! Clean residual mean=-0.000032 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 0.493201 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 143 components and 0.493201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.162939Jy sigma=1.191453 ! Fit after self-cal, rms=0.162924Jy sigma=1.191391 ! 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=0.162924Jy sigma=1.191391 ! Fit after self-cal, rms=0.164198Jy sigma=1.191104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.276 mas, bmaj=23.95 mas, bpa=0.05522 degrees ! Estimated noise=1.00974 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000957653 Jy ! Component: 100 - total flux cleaned = -0.00102494 Jy ! Component: 150 - total flux cleaned = -0.0010878 Jy ! Component: 200 - total flux cleaned = -0.00108777 Jy ! Total flux subtracted in 200 components = -0.00108777 Jy ! Clean residual min=-0.005495 max=0.004399 Jy/beam ! Clean residual mean=-0.000057 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.492113 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 159 components and 0.492113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.164126Jy sigma=1.190809 ! Fit after self-cal, rms=0.164131Jy sigma=1.190736 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 = -1.48128e-06 Jy ! Component: 100 - total flux cleaned = -5.24996e-05 Jy ! Component: 150 - total flux cleaned = -5.42345e-05 Jy ! Component: 200 - total flux cleaned = -5.63853e-05 Jy ! Total flux subtracted in 200 components = -5.63853e-05 Jy ! Clean residual min=-0.005358 max=0.004341 Jy/beam ! Clean residual mean=-0.000058 rms=0.001388 Jy/beam ! Combined flux in latest and established models = 0.492057 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 176 components and 0.492057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.164087Jy sigma=1.190599 ! Fit after self-cal, rms=0.164085Jy sigma=1.190576 ! 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=2.867 mas, bmaj=7.727 mas, bpa=-4.124 degrees ! Estimated noise=0.761934 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.867 x 7.727 at -4.124 degrees (North through East) ! Clean map min=-0.004854 max=0.33001 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=2.326 mas, bmaj=6.491 mas, bpa=-2.754 degrees ! Estimated noise=1.2748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.265058 Jy ! Component: 100 - total flux cleaned = 0.342398 Jy ! Component: 150 - total flux cleaned = 0.382524 Jy ! Component: 200 - total flux cleaned = 0.407188 Jy ! Total flux subtracted in 200 components = 0.407188 Jy ! Clean residual min=-0.010083 max=0.019115 Jy/beam ! Clean residual mean=-0.000125 rms=0.002932 Jy/beam ! Combined flux in latest and established models = 0.407188 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.407188 Jy ! Inverting map and beam ! Estimated beam: bmin=2.867 mas, bmaj=7.727 mas, bpa=-4.124 degrees ! Estimated noise=0.761934 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) ! Added new window around map position (4.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0267001 Jy ! Component: 100 - total flux cleaned = 0.0421904 Jy ! Component: 150 - total flux cleaned = 0.0528784 Jy ! Component: 200 - total flux cleaned = 0.0604785 Jy ! Total flux subtracted in 200 components = 0.0604785 Jy ! Clean residual min=-0.004608 max=0.005484 Jy/beam ! Clean residual mean=-0.000095 rms=0.001415 Jy/beam ! Combined flux in latest and established models = 0.467667 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 96 components and 0.467667 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=8.276 mas, bmaj=23.95 mas, bpa=0.05522 degrees ! Estimated noise=1.00974 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00966042 Jy ! Component: 100 - total flux cleaned = 0.0151971 Jy ! Component: 150 - total flux cleaned = 0.0185211 Jy ! Component: 200 - total flux cleaned = 0.0205833 Jy ! Total flux subtracted in 200 components = 0.0205833 Jy ! Clean residual min=-0.005069 max=0.003986 Jy/beam ! Clean residual mean=-0.000079 rms=0.001426 Jy/beam ! Combined flux in latest and established models = 0.48825 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 = 0.00130409 Jy ! Component: 100 - total flux cleaned = 0.002141 Jy ! Component: 150 - total flux cleaned = 0.00231664 Jy ! Component: 200 - total flux cleaned = 0.00238566 Jy ! Total flux subtracted in 200 components = 0.00238566 Jy ! Clean residual min=-0.004892 max=0.004076 Jy/beam ! Clean residual mean=-0.000063 rms=0.001371 Jy/beam ! Combined flux in latest and established models = 0.490636 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 187 components and 0.490636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.867 mas, bmaj=7.727 mas, bpa=-4.124 degrees ! Estimated noise=0.761934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000712524 Jy ! Component: 100 - total flux cleaned = -0.000646648 Jy ! Component: 150 - total flux cleaned = -0.000530084 Jy ! Component: 200 - total flux cleaned = -0.000581044 Jy ! Total flux subtracted in 200 components = -0.000581044 Jy ! Clean residual min=-0.003824 max=0.003875 Jy/beam ! Clean residual mean=-0.000029 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.490055 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 204 components and 0.490055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.163995Jy sigma=1.189780 ! Fit after self-cal, rms=0.163937Jy sigma=1.189536 wmodel J0920-3631_S_map.mod ! Writing 204 model components to file: J0920-3631_S_map.mod wobs J0920-3631_S_uvs.fits ! Writing UV FITS file: J0920-3631_S_uvs.fits wwins J0920-3631_S_map.win ! wwins: Wrote 5 windows to J0920-3631_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 = -0.000552959 Jy ! Component: 100 - total flux cleaned = -0.000870661 Jy ! Component: 150 - total flux cleaned = -0.00105148 Jy ! Component: 200 - total flux cleaned = -0.00122503 Jy ! Component: 250 - total flux cleaned = -0.00133873 Jy ! Component: 300 - total flux cleaned = -0.00112234 Jy ! Component: 350 - total flux cleaned = -0.000860952 Jy ! Component: 400 - total flux cleaned = -0.000708857 Jy ! Component: 450 - total flux cleaned = -0.000508772 Jy ! Component: 500 - total flux cleaned = -0.000216836 Jy ! Component: 550 - total flux cleaned = 6.77105e-05 Jy ! Component: 600 - total flux cleaned = 0.000346242 Jy ! Component: 650 - total flux cleaned = 0.000528645 Jy ! Component: 700 - total flux cleaned = 0.000840607 Jy ! Component: 750 - total flux cleaned = 0.000840366 Jy ! Component: 800 - total flux cleaned = 0.000926642 Jy ! Component: 850 - total flux cleaned = 0.00105342 Jy ! Component: 900 - total flux cleaned = 0.0010955 Jy ! Component: 950 - total flux cleaned = 0.00129895 Jy ! Component: 1000 - total flux cleaned = 0.00129762 Jy ! Component: 1050 - total flux cleaned = 0.00129732 Jy ! Component: 1100 - total flux cleaned = 0.00129766 Jy ! Component: 1150 - total flux cleaned = 0.00126006 Jy ! Component: 1200 - total flux cleaned = 0.00122305 Jy ! Component: 1250 - total flux cleaned = 0.00114945 Jy ! Component: 1300 - total flux cleaned = 0.00111305 Jy ! Component: 1350 - total flux cleaned = 0.00104106 Jy ! Component: 1400 - total flux cleaned = 0.00104099 Jy ! Component: 1450 - total flux cleaned = 0.000970582 Jy ! Component: 1500 - total flux cleaned = 0.00110905 Jy ! Component: 1550 - total flux cleaned = 0.00104023 Jy ! Component: 1600 - total flux cleaned = 0.00114068 Jy ! Component: 1650 - total flux cleaned = 0.00104103 Jy ! Component: 1700 - total flux cleaned = 0.00110699 Jy ! Component: 1750 - total flux cleaned = 0.0012373 Jy ! Component: 1800 - total flux cleaned = 0.00114133 Jy ! Component: 1850 - total flux cleaned = 0.00117251 Jy ! Component: 1900 - total flux cleaned = 0.00107793 Jy ! Component: 1950 - total flux cleaned = 0.00101566 Jy ! Component: 2000 - total flux cleaned = 0.000954163 Jy ! Component: 2050 - total flux cleaned = 0.000862601 Jy ! Component: 2100 - total flux cleaned = 0.000802232 Jy ! Component: 2150 - total flux cleaned = 0.000772179 Jy ! Component: 2200 - total flux cleaned = 0.000713196 Jy ! Component: 2250 - total flux cleaned = 0.000566858 Jy ! Component: 2300 - total flux cleaned = 0.000537821 Jy ! Component: 2350 - total flux cleaned = 0.000480524 Jy ! Component: 2400 - total flux cleaned = 0.00045236 Jy ! Component: 2450 - total flux cleaned = 0.000283476 Jy ! Component: 2500 - total flux cleaned = 0.000311204 Jy ! Component: 2550 - total flux cleaned = 0.000255804 Jy ! Component: 2600 - total flux cleaned = 0.000146346 Jy ! Component: 2650 - total flux cleaned = 3.76978e-05 Jy ! Component: 2700 - total flux cleaned = -1.58611e-05 Jy ! Component: 2750 - total flux cleaned = -1.62403e-05 Jy ! Component: 2800 - total flux cleaned = -0.000122401 Jy ! Component: 2850 - total flux cleaned = -0.000227263 Jy ! Component: 2900 - total flux cleaned = -0.000253449 Jy ! Component: 2950 - total flux cleaned = -0.000305358 Jy ! Component: 3000 - total flux cleaned = -0.000408031 Jy ! Component: 3050 - total flux cleaned = -0.000433768 Jy ! Component: 3100 - total flux cleaned = -0.000585697 Jy ! Component: 3150 - total flux cleaned = -0.000610663 Jy ! Component: 3200 - total flux cleaned = -0.000685076 Jy ! Component: 3250 - total flux cleaned = -0.000759239 Jy ! Component: 3300 - total flux cleaned = -0.00078373 Jy ! Component: 3350 - total flux cleaned = -0.000881044 Jy ! Component: 3400 - total flux cleaned = -0.000953458 Jy ! Component: 3450 - total flux cleaned = -0.00102569 Jy ! Component: 3500 - total flux cleaned = -0.00109725 Jy ! Component: 3550 - total flux cleaned = -0.00119168 Jy ! Component: 3600 - total flux cleaned = -0.00121515 Jy ! Component: 3650 - total flux cleaned = -0.00128575 Jy ! Component: 3700 - total flux cleaned = -0.00135545 Jy ! Component: 3750 - total flux cleaned = -0.00147105 Jy ! Component: 3800 - total flux cleaned = -0.00158563 Jy ! Component: 3850 - total flux cleaned = -0.0015629 Jy ! Component: 3900 - total flux cleaned = -0.00169873 Jy ! Component: 3950 - total flux cleaned = -0.00176602 Jy ! Component: 4000 - total flux cleaned = -0.00183279 Jy ! Component: 4050 - total flux cleaned = -0.00201027 Jy ! Total flux subtracted in 4096 components = -0.00203239 Jy ! Clean residual min=-0.001581 max=0.001535 Jy/beam ! Clean residual mean=-0.000005 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.488022 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 487 components and 0.488022 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0920-3631_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.867 x 7.727 at -4.124 degrees (North through East) ! Clean map min=-0.0030819 max=0.33334 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0920-3631_S_map.fits wmodel /vlbi/uf001/uva//J0920-3631_S_map.mod ! Writing 487 model components to file: /vlbi/uf001/uva//J0920-3631_S_map.mod wobs /vlbi/uf001/uva//J0920-3631_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0920-3631_S_uvs.fits wwins /vlbi/uf001/uva//J0920-3631_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0920-3631_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.333339 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000397929 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.35813 0.35813 0.71626 1.43252 2.86504 5.73008 11.4602 22.9203 45.8407 91.6813 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.333 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 837.684 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0920-3631_S_dfm.log closed on Mon Jan 14 00:24:10 2019