! Started logfile: /scr/pima/rv121_uvs/J1642+6856_S_dfm.log on Sat Jul 28 00:12:10 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv121_uvs/J1642+6856_S_uva.fits ! Reading UV FITS file: /scr/pima/rv121_uvs/J1642+6856_S_uva.fits ! AN table 1: 63 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.433862 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1642+6856 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23275e+09 8e+06 1 8e+06 ! 02 2 2.26275e+09 8e+06 1 8e+06 ! 03 3 2.35275e+09 8e+06 1 8e+06 ! 04 4 2.37275e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 74 lines of history. ! ! Reading 8528 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1642+6856_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 358 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 358 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 472 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 358 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.555267Jy sigma=19.842513 ! Fit after self-cal, rms=0.324961Jy sigma=4.280078 ! 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=2.517 mas, bmaj=3.059 mas, bpa=-89.24 degrees ! Estimated noise=1.19116 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 = 0.911153 Jy ! Component: 100 - total flux cleaned = 1.15735 Jy ! Total flux subtracted in 100 components = 1.15735 Jy ! Clean residual min=-0.026734 max=0.100531 Jy/beam ! Clean residual mean=-0.000212 rms=0.006769 Jy/beam ! Combined flux in latest and established models = 1.15735 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.15735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227220Jy sigma=3.050639 ! Fit after self-cal, rms=0.227146Jy sigma=3.050161 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103433 Jy ! Component: 100 - total flux cleaned = 0.154045 Jy ! Total flux subtracted in 100 components = 0.154045 Jy ! Clean residual min=-0.019023 max=0.039509 Jy/beam ! Clean residual mean=-0.000105 rms=0.004884 Jy/beam ! Combined flux in latest and established models = 1.31139 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 1.31139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168632Jy sigma=2.348489 ! Fit after self-cal, rms=0.168512Jy sigma=2.347754 ! Inverting map ! Added new window around map position (-2.5, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0403526 Jy ! Component: 100 - total flux cleaned = 0.0671087 Jy ! Total flux subtracted in 100 components = 0.0671087 Jy ! Clean residual min=-0.017925 max=0.022544 Jy/beam ! Clean residual mean=-0.000067 rms=0.004471 Jy/beam ! Combined flux in latest and established models = 1.3785 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 1.3785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155154Jy sigma=2.187959 ! Fit after self-cal, rms=0.154413Jy sigma=2.179048 ! 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=2.877 mas, bmaj=3.554 mas, bpa=-80.01 degrees ! Estimated noise=0.689835 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 (-2, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0330221 Jy ! Component: 100 - total flux cleaned = 0.0535561 Jy ! Component: 150 - total flux cleaned = 0.0648537 Jy ! Component: 200 - total flux cleaned = 0.0708587 Jy ! Total flux subtracted in 200 components = 0.0708587 Jy ! Clean residual min=-0.017041 max=0.023093 Jy/beam ! Clean residual mean=-0.000048 rms=0.004459 Jy/beam ! Combined flux in latest and established models = 1.44936 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 48 components and 1.44936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146732Jy sigma=2.069746 ! Fit after self-cal, rms=0.146102Jy sigma=2.061674 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.877 x 3.554 at -80.01 degrees (North through East) ! Clean map min=-0.014923 max=1.1722 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.97 KP 0.99 ! LA 0.99 MK 0.92 NL 1.01 NY 0.97 ! ON 1.00 OV 0.99 PT 0.98 SC 0.96 ! WZ 0.95 ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.99 KP 1.05 ! LA 0.98 MK 0.95 NL 1.01 NY 1.00 ! ON 0.97 OV 1.00 PT 0.99 SC 1.11 ! WZ 1.00 ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.96 KP 1.00* ! LA 0.95 MK 1.25 NL 1.00* NY 1.06 ! ON 1.00 OV 1.01 PT 0.98 SC 1.00* ! WZ 1.06 ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.01 KP 0.98 ! LA 0.99 MK 1.01 NL 1.02 NY 1.06 ! ON 1.01 OV 1.00 PT 0.99 SC 1.01 ! WZ 1.07 ! ! ! Fit before self-cal, rms=0.146102Jy sigma=2.061674 ! Fit after self-cal, rms=0.144572Jy sigma=1.811244 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.885 mas, bmaj=3.554 mas, bpa=-79.75 degrees ! Estimated noise=0.693515 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 = 0.00826747 Jy ! Component: 100 - total flux cleaned = 0.0104529 Jy ! Component: 150 - total flux cleaned = 0.0110412 Jy ! Component: 200 - total flux cleaned = 0.0112027 Jy ! Total flux subtracted in 200 components = 0.0112027 Jy ! Clean residual min=-0.010239 max=0.012357 Jy/beam ! Clean residual mean=0.000019 rms=0.002623 Jy/beam ! Combined flux in latest and established models = 1.46056 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 1.46056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143751Jy sigma=1.801512 ! Fit after self-cal, rms=0.143660Jy sigma=1.800456 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143660Jy sigma=1.800456 ! Fit after self-cal, rms=0.112169Jy sigma=1.300754 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.894 mas, bmaj=3.546 mas, bpa=-79.84 degrees ! Estimated noise=0.694085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203212 Jy ! Component: 100 - total flux cleaned = 0.0024537 Jy ! Component: 150 - total flux cleaned = 0.00279133 Jy ! Component: 200 - total flux cleaned = 0.00340117 Jy ! Total flux subtracted in 200 components = 0.00340117 Jy ! Clean residual min=-0.004810 max=0.006737 Jy/beam ! Clean residual mean=-0.000009 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 1.46396 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 1.46396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111554Jy sigma=1.291896 ! Fit after self-cal, rms=0.111519Jy sigma=1.291287 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 (15.5, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302158 Jy ! Component: 100 - total flux cleaned = 0.00436738 Jy ! Component: 150 - total flux cleaned = 0.00520487 Jy ! Component: 200 - total flux cleaned = 0.00570264 Jy ! Total flux subtracted in 200 components = 0.00570264 Jy ! Clean residual min=-0.005149 max=0.004830 Jy/beam ! Clean residual mean=-0.000003 rms=0.001130 Jy/beam ! Combined flux in latest and established models = 1.46967 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 96 components and 1.46967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110947Jy sigma=1.284992 ! Fit after self-cal, rms=0.110935Jy sigma=1.284700 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110935Jy sigma=1.284700 ! Fit after self-cal, rms=0.106348Jy sigma=1.264869 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.895 mas, bmaj=3.547 mas, bpa=-80.11 degrees ! Estimated noise=0.69434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142149 Jy ! Component: 100 - total flux cleaned = 0.00182297 Jy ! Component: 150 - total flux cleaned = 0.00239396 Jy ! Component: 200 - total flux cleaned = 0.00280064 Jy ! Total flux subtracted in 200 components = 0.00280064 Jy ! Clean residual min=-0.004675 max=0.004751 Jy/beam ! Clean residual mean=-0.000008 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 1.47247 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 1.47247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106065Jy sigma=1.261402 ! Fit after self-cal, rms=0.106045Jy sigma=1.261179 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 (-5.5, -26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414834 Jy ! Component: 100 - total flux cleaned = 0.00468996 Jy ! Component: 150 - total flux cleaned = 0.00468983 Jy ! Component: 200 - total flux cleaned = 0.00469077 Jy ! Total flux subtracted in 200 components = 0.00469077 Jy ! Clean residual min=-0.004282 max=0.004241 Jy/beam ! Clean residual mean=-0.000005 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 1.47716 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 119 components and 1.47716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105855Jy sigma=1.257823 ! Fit after self-cal, rms=0.105839Jy sigma=1.257689 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105839Jy sigma=1.257689 ! Fit after self-cal, rms=0.105839Jy sigma=1.256995 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.903 mas, bmaj=9.602 mas, bpa=-28.21 degrees ! Estimated noise=0.986227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135311 Jy ! Component: 100 - total flux cleaned = 0.00188767 Jy ! Component: 150 - total flux cleaned = 0.0020348 Jy ! Component: 200 - total flux cleaned = 0.00209432 Jy ! Total flux subtracted in 200 components = 0.00209432 Jy ! Clean residual min=-0.002965 max=0.004403 Jy/beam ! Clean residual mean=-0.000017 rms=0.000945 Jy/beam ! Combined flux in latest and established models = 1.47925 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 129 components and 1.47925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105816Jy sigma=1.256051 ! Fit after self-cal, rms=0.105801Jy sigma=1.255894 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 (0, -40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00428516 Jy ! Component: 100 - total flux cleaned = 0.00525926 Jy ! Component: 150 - total flux cleaned = 0.00571102 Jy ! Component: 200 - total flux cleaned = 0.00603944 Jy ! Total flux subtracted in 200 components = 0.00603944 Jy ! Clean residual min=-0.002824 max=0.002778 Jy/beam ! Clean residual mean=-0.000012 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 1.48529 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 158 components and 1.48529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105719Jy sigma=1.254869 ! Fit after self-cal, rms=0.105708Jy sigma=1.254770 ! 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=2.896 mas, bmaj=3.547 mas, bpa=-80.38 degrees ! Estimated noise=0.694562 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.896 x 3.547 at -80.38 degrees (North through East) ! Clean map min=-0.0050255 max=1.172 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105708Jy sigma=1.254770 ! Fit after self-cal, rms=0.090021Jy sigma=0.898682 ! Inverting map and beam ! Estimated beam: bmin=2.895 mas, bmaj=3.547 mas, bpa=-80.34 degrees ! Estimated noise=0.694515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122265 Jy ! Component: 100 - total flux cleaned = 0.00195258 Jy ! Component: 150 - total flux cleaned = 0.00195046 Jy ! Component: 200 - total flux cleaned = 0.00233062 Jy ! Total flux subtracted in 200 components = 0.00233062 Jy ! Clean residual min=-0.003243 max=0.003378 Jy/beam ! Clean residual mean=-0.000004 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 1.48762 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 178 components and 1.48762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089725Jy sigma=0.894682 ! Fit after self-cal, rms=0.089715Jy sigma=0.894514 ! Inverting map ! Added new window around map position (-0.5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000978172 Jy ! Component: 100 - total flux cleaned = 0.000874867 Jy ! Component: 150 - total flux cleaned = 0.0010639 Jy ! Component: 200 - total flux cleaned = 0.00132863 Jy ! Total flux subtracted in 200 components = 0.00132863 Jy ! Clean residual min=-0.003128 max=0.003117 Jy/beam ! Clean residual mean=-0.000002 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 1.48895 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 195 components and 1.48895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089413Jy sigma=0.891476 ! Fit after self-cal, rms=0.089406Jy sigma=0.891339 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089406Jy sigma=0.891339 ! Fit after self-cal, rms=0.089354Jy sigma=0.890901 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=2.515 mas, bmaj=3.011 mas, bpa=-89.42 degrees ! Estimated noise=1.2047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.909999 Jy ! Component: 100 - total flux cleaned = 1.15332 Jy ! Component: 150 - total flux cleaned = 1.25703 Jy ! Component: 200 - total flux cleaned = 1.31383 Jy ! Total flux subtracted in 200 components = 1.31383 Jy ! Clean residual min=-0.009667 max=0.030321 Jy/beam ! Clean residual mean=-0.000104 rms=0.002604 Jy/beam ! Combined flux in latest and established models = 1.31383 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.31383 Jy ! Inverting map and beam ! Estimated beam: bmin=2.894 mas, bmaj=3.546 mas, bpa=-80.46 degrees ! Estimated noise=0.694633 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 = 0.0500018 Jy ! Component: 100 - total flux cleaned = 0.0824614 Jy ! Component: 150 - total flux cleaned = 0.104545 Jy ! Component: 200 - total flux cleaned = 0.119982 Jy ! Total flux subtracted in 200 components = 0.119982 Jy ! Clean residual min=-0.004646 max=0.008733 Jy/beam ! Clean residual mean=-0.000052 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 1.43381 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 68 components and 1.43381 Jy ! Inverting map ! Added new window around map position (-3, -16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110701 Jy ! Component: 100 - total flux cleaned = 0.0193999 Jy ! Component: 150 - total flux cleaned = 0.0260312 Jy ! Component: 200 - total flux cleaned = 0.0315311 Jy ! Total flux subtracted in 200 components = 0.0315311 Jy ! Clean residual min=-0.003541 max=0.003620 Jy/beam ! Clean residual mean=-0.000021 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 1.46534 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 97 components and 1.46534 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=7.903 mas, bmaj=9.598 mas, bpa=-28.27 degrees ! Estimated noise=0.986867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00785919 Jy ! Component: 100 - total flux cleaned = 0.0129728 Jy ! Component: 150 - total flux cleaned = 0.0166912 Jy ! Component: 200 - total flux cleaned = 0.0195453 Jy ! Total flux subtracted in 200 components = 0.0195453 Jy ! Clean residual min=-0.003091 max=0.003209 Jy/beam ! Clean residual mean=-0.000018 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 1.48488 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 = 0.00209231 Jy ! Component: 100 - total flux cleaned = 0.00293062 Jy ! Component: 150 - total flux cleaned = 0.00367023 Jy ! Component: 200 - total flux cleaned = 0.004211 Jy ! Total flux subtracted in 200 components = 0.004211 Jy ! Clean residual min=-0.002741 max=0.002710 Jy/beam ! Clean residual mean=-0.000010 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 1.4891 Jy ! Adding 106 model components to the UV plane model. ! The established model now contains 194 components and 1.4891 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.894 mas, bmaj=3.546 mas, bpa=-80.46 degrees ! Estimated noise=0.694633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000762105 Jy ! Component: 100 - total flux cleaned = -0.000637815 Jy ! Component: 150 - total flux cleaned = -6.10765e-05 Jy ! Component: 200 - total flux cleaned = 0.000575985 Jy ! Total flux subtracted in 200 components = 0.000575985 Jy ! Clean residual min=-0.003112 max=0.003136 Jy/beam ! Clean residual mean=-0.000004 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 1.48967 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 216 components and 1.48967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089414Jy sigma=0.891474 ! Fit after self-cal, rms=0.089296Jy sigma=0.889610 wmodel J1642+6856_S_map.mod ! Writing 216 model components to file: J1642+6856_S_map.mod wobs J1642+6856_S_uvs.fits ! Writing UV FITS file: J1642+6856_S_uvs.fits wwins J1642+6856_S_map.win ! wwins: Wrote 8 windows to J1642+6856_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 = 0.000624923 Jy ! Component: 100 - total flux cleaned = 0.000942911 Jy ! Component: 150 - total flux cleaned = 0.00144679 Jy ! Component: 200 - total flux cleaned = 0.00197921 Jy ! Component: 250 - total flux cleaned = 0.00240131 Jy ! Component: 300 - total flux cleaned = 0.00267682 Jy ! Component: 350 - total flux cleaned = 0.0029484 Jy ! Component: 400 - total flux cleaned = 0.0032144 Jy ! Component: 450 - total flux cleaned = 0.00338854 Jy ! Component: 500 - total flux cleaned = 0.00360359 Jy ! Component: 550 - total flux cleaned = 0.00389967 Jy ! Component: 600 - total flux cleaned = 0.00419106 Jy ! Component: 650 - total flux cleaned = 0.00443701 Jy ! Component: 700 - total flux cleaned = 0.00467926 Jy ! Component: 750 - total flux cleaned = 0.00483873 Jy ! Component: 800 - total flux cleaned = 0.00511495 Jy ! Component: 850 - total flux cleaned = 0.005154 Jy ! Component: 900 - total flux cleaned = 0.00542485 Jy ! Component: 950 - total flux cleaned = 0.00569145 Jy ! Component: 1000 - total flux cleaned = 0.00576675 Jy ! Component: 1050 - total flux cleaned = 0.00584195 Jy ! Component: 1100 - total flux cleaned = 0.0059525 Jy ! Component: 1150 - total flux cleaned = 0.00602513 Jy ! Component: 1200 - total flux cleaned = 0.00602462 Jy ! Component: 1250 - total flux cleaned = 0.00606071 Jy ! Component: 1300 - total flux cleaned = 0.00598962 Jy ! Component: 1350 - total flux cleaned = 0.00591915 Jy ! Component: 1400 - total flux cleaned = 0.00591958 Jy ! Component: 1450 - total flux cleaned = 0.00588484 Jy ! Component: 1500 - total flux cleaned = 0.00578174 Jy ! Component: 1550 - total flux cleaned = 0.00584976 Jy ! Component: 1600 - total flux cleaned = 0.00588367 Jy ! Component: 1650 - total flux cleaned = 0.0057831 Jy ! Component: 1700 - total flux cleaned = 0.00588324 Jy ! Component: 1750 - total flux cleaned = 0.00585004 Jy ! Component: 1800 - total flux cleaned = 0.00588284 Jy ! Component: 1850 - total flux cleaned = 0.0057525 Jy ! Component: 1900 - total flux cleaned = 0.0057199 Jy ! Component: 1950 - total flux cleaned = 0.00562363 Jy ! Component: 2000 - total flux cleaned = 0.00565605 Jy ! Component: 2050 - total flux cleaned = 0.00552937 Jy ! Component: 2100 - total flux cleaned = 0.00559206 Jy ! Component: 2150 - total flux cleaned = 0.00552982 Jy ! Component: 2200 - total flux cleaned = 0.00556068 Jy ! Component: 2250 - total flux cleaned = 0.00540629 Jy ! Component: 2300 - total flux cleaned = 0.00537579 Jy ! Component: 2350 - total flux cleaned = 0.00543688 Jy ! Component: 2400 - total flux cleaned = 0.0053765 Jy ! Component: 2450 - total flux cleaned = 0.00531631 Jy ! Component: 2500 - total flux cleaned = 0.00546579 Jy ! Component: 2550 - total flux cleaned = 0.00531655 Jy ! Component: 2600 - total flux cleaned = 0.00507915 Jy ! Component: 2650 - total flux cleaned = 0.005138 Jy ! Component: 2700 - total flux cleaned = 0.00502056 Jy ! Component: 2750 - total flux cleaned = 0.00493353 Jy ! Component: 2800 - total flux cleaned = 0.00481775 Jy ! Component: 2850 - total flux cleaned = 0.00467343 Jy ! Component: 2900 - total flux cleaned = 0.00458748 Jy ! Component: 2950 - total flux cleaned = 0.0045876 Jy ! Component: 3000 - total flux cleaned = 0.00455936 Jy ! Component: 3050 - total flux cleaned = 0.00453101 Jy ! Component: 3100 - total flux cleaned = 0.00450285 Jy ! Component: 3150 - total flux cleaned = 0.00436318 Jy ! Component: 3200 - total flux cleaned = 0.00430749 Jy ! Component: 3250 - total flux cleaned = 0.004335 Jy ! Component: 3300 - total flux cleaned = 0.0043073 Jy ! Component: 3350 - total flux cleaned = 0.00422509 Jy ! Component: 3400 - total flux cleaned = 0.00425224 Jy ! Component: 3450 - total flux cleaned = 0.00411661 Jy ! Component: 3500 - total flux cleaned = 0.00408958 Jy ! Component: 3550 - total flux cleaned = 0.00406276 Jy ! Component: 3600 - total flux cleaned = 0.00398236 Jy ! Component: 3650 - total flux cleaned = 0.00382284 Jy ! Component: 3700 - total flux cleaned = 0.0039287 Jy ! Component: 3750 - total flux cleaned = 0.00398153 Jy ! Component: 3800 - total flux cleaned = 0.00385034 Jy ! Component: 3850 - total flux cleaned = 0.00377215 Jy ! Component: 3900 - total flux cleaned = 0.0036939 Jy ! Component: 3950 - total flux cleaned = 0.00366826 Jy ! Component: 4000 - total flux cleaned = 0.00366847 Jy ! Component: 4050 - total flux cleaned = 0.00369401 Jy ! Total flux subtracted in 4096 components = 0.00354067 Jy ! Clean residual min=-0.001580 max=0.001547 Jy/beam ! Clean residual mean=-0.000003 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 1.49321 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 518 components and 1.49321 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv121_uvs/J1642+6856_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.894 x 3.546 at -80.46 degrees (North through East) ! Clean map min=-0.002522 max=1.1708 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv121_uvs/J1642+6856_S_map.fits wmodel /scr/pima/rv121_uvs/J1642+6856_S_map.mod ! Writing 518 model components to file: /scr/pima/rv121_uvs/J1642+6856_S_map.mod wobs /scr/pima/rv121_uvs/J1642+6856_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv121_uvs/J1642+6856_S_uvs.fits wwins /scr/pima/rv121_uvs/J1642+6856_S_map.win ! wwins: Wrote 9 windows to /scr/pima/rv121_uvs/J1642+6856_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.17081 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000438488 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.112355 0.112355 0.224709 0.449418 0.898837 1.79767 3.59535 7.19069 14.3814 28.7628 57.5256 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.17 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2670.12 quit ! Quitting program ! Log file /scr/pima/rv121_uvs/J1642+6856_S_dfm.log closed on Sat Jul 28 00:12:15 2018