! Started logfile: /vlbi/sb072/temp_maps//J2317+2902_X_dfm.log on Fri Jan 25 19:58:12 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J2317+2902_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2317+2902_X_uva.fits ! AN table 1: 6 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2317+2902 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 1008 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2317+2902_X] 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 0.200x0.200 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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.996493Jy sigma=32.900073 ! Fit after self-cal, rms=0.975465Jy sigma=32.297111 ! 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=0.5761 mas, bmaj=2.852 mas, bpa=6.921 degrees ! Estimated noise=1.29774 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 = 0.0134185 Jy ! Component: 100 - total flux cleaned = 0.0193567 Jy ! Total flux subtracted in 100 components = 0.0193567 Jy ! Clean residual min=-0.005412 max=0.005893 Jy/beam ! Clean residual mean=-0.000004 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 0.0193567 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0193567 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034005Jy sigma=0.904080 ! Fit after self-cal, rms=0.032860Jy sigma=0.856731 ! 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=0.6879 mas, bmaj=2.836 mas, bpa=6.255 degrees ! Estimated noise=0.83948 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 = 0.0105491 Jy ! Component: 100 - total flux cleaned = 0.0168023 Jy ! Component: 150 - total flux cleaned = 0.0215374 Jy ! Component: 200 - total flux cleaned = 0.0248297 Jy ! Total flux subtracted in 200 components = 0.0248297 Jy ! Clean residual min=-0.005391 max=0.006898 Jy/beam ! Clean residual mean=-0.000004 rms=0.001612 Jy/beam ! Combined flux in latest and established models = 0.0441864 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.0441864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027523Jy sigma=0.715866 ! Fit after self-cal, rms=0.027372Jy sigma=0.710209 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6879 x 2.836 at 6.255 degrees (North through East) ! Clean map min=-0.005045 max=0.026406 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.74 HN 1.00* MK 1.33 NL 0.91 ! OV 1.07 PT 0.72 SC 1.17 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.67 HN 1.00* MK 1.44 NL 0.98 ! OV 1.37 PT 0.90 SC 1.36 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.75 HN 1.00* MK 1.54 NL 0.96 ! OV 1.09 PT 0.77 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 HN 1.00* MK 1.44 NL 0.80 ! OV 1.05 PT 0.79 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.88 HN 1.00* MK 1.17 NL 0.84 ! OV 1.42 PT 0.77 SC 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.79 HN 1.00* MK 1.17 NL 0.77 ! OV 1.26 PT 0.78 SC 1.20 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00* MK 1.26 NL 0.97 ! OV 1.04 PT 0.70 SC 0.74 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.84 HN 1.00* MK 1.04 NL 0.87 ! OV 1.40 PT 0.75 SC 1.67 ! ! ! Fit before self-cal, rms=0.027372Jy sigma=0.710209 ! Fit after self-cal, rms=0.024844Jy sigma=0.656379 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.745 mas, bmaj=2.841 mas, bpa=6.523 degrees ! Estimated noise=0.818594 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 = -0.00251362 Jy ! Component: 100 - total flux cleaned = -0.00292744 Jy ! Component: 150 - total flux cleaned = -0.00272061 Jy ! Component: 200 - total flux cleaned = -0.00259952 Jy ! Total flux subtracted in 200 components = -0.00259952 Jy ! Clean residual min=-0.003967 max=0.004923 Jy/beam ! Clean residual mean=-0.000001 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 0.0415869 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.0415869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.024265Jy sigma=0.640358 ! Fit after self-cal, rms=0.024369Jy sigma=0.635921 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.024369Jy sigma=0.635921 ! Fit after self-cal, rms=0.022804Jy sigma=0.634371 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7402 mas, bmaj=2.859 mas, bpa=6.569 degrees ! Estimated noise=0.784503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00129464 Jy ! Component: 100 - total flux cleaned = -0.0015416 Jy ! Component: 150 - total flux cleaned = -0.00144247 Jy ! Component: 200 - total flux cleaned = -0.00144194 Jy ! Total flux subtracted in 200 components = -0.00144194 Jy ! Clean residual min=-0.003359 max=0.004525 Jy/beam ! Clean residual mean=-0.000000 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.0401449 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.0401449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022469Jy sigma=0.625441 ! Fit after self-cal, rms=0.022480Jy sigma=0.622992 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 (8.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317641 Jy ! Component: 100 - total flux cleaned = 0.00402927 Jy ! Component: 150 - total flux cleaned = 0.00477385 Jy ! Component: 200 - total flux cleaned = 0.0056035 Jy ! Total flux subtracted in 200 components = 0.0056035 Jy ! Clean residual min=-0.002343 max=0.002446 Jy/beam ! Clean residual mean=-0.000001 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.0457484 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 52 components and 0.0457484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021663Jy sigma=0.595625 ! Fit after self-cal, rms=0.021480Jy sigma=0.591413 ! Inverting map ! Added new window around map position (-34, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165797 Jy ! Component: 100 - total flux cleaned = 0.00267703 Jy ! Component: 150 - total flux cleaned = 0.00344105 Jy ! Component: 200 - total flux cleaned = 0.00399632 Jy ! Total flux subtracted in 200 components = 0.00399632 Jy ! Clean residual min=-0.002136 max=0.001952 Jy/beam ! Clean residual mean=-0.000000 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0497448 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.0497448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021115Jy sigma=0.581075 ! Fit after self-cal, rms=0.021051Jy sigma=0.579650 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021051Jy sigma=0.579650 ! Fit after self-cal, rms=0.019502Jy sigma=0.574584 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7358 mas, bmaj=2.845 mas, bpa=6.968 degrees ! Estimated noise=0.747827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250715 Jy ! Component: 100 - total flux cleaned = 0.000136632 Jy ! Component: 150 - total flux cleaned = 0.000188447 Jy ! Component: 200 - total flux cleaned = 0.000276943 Jy ! Total flux subtracted in 200 components = 0.000276943 Jy ! Clean residual min=-0.001876 max=0.001552 Jy/beam ! Clean residual mean=-0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0500217 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 102 components and 0.0500217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019408Jy sigma=0.571960 ! Fit after self-cal, rms=0.019394Jy sigma=0.571541 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 = 0.000254357 Jy ! Component: 100 - total flux cleaned = 0.000361132 Jy ! Component: 150 - total flux cleaned = 0.000439394 Jy ! Component: 200 - total flux cleaned = 0.000494543 Jy ! Total flux subtracted in 200 components = 0.000494543 Jy ! Clean residual min=-0.001821 max=0.001494 Jy/beam ! Clean residual mean=-0.000000 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0505162 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 114 components and 0.0505163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019347Jy sigma=0.570226 ! Fit after self-cal, rms=0.019348Jy sigma=0.570136 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019348Jy sigma=0.570136 ! Fit after self-cal, rms=0.019071Jy sigma=0.569736 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.724 mas, bmaj=3.264 mas, bpa=2.181 degrees ! Estimated noise=1.063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000241944 Jy ! Component: 100 - total flux cleaned = -7.1874e-05 Jy ! Component: 150 - total flux cleaned = 2.42769e-05 Jy ! Component: 200 - total flux cleaned = 1.08849e-05 Jy ! Total flux subtracted in 200 components = 1.08849e-05 Jy ! Clean residual min=-0.001114 max=0.000918 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0505271 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 133 components and 0.0505271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019071Jy sigma=0.570040 ! Fit after self-cal, rms=0.019064Jy sigma=0.569828 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 = 7.46195e-05 Jy ! Component: 100 - total flux cleaned = 0.000193229 Jy ! Component: 150 - total flux cleaned = 0.000264786 Jy ! Component: 200 - total flux cleaned = 0.000286684 Jy ! Total flux subtracted in 200 components = 0.000286684 Jy ! Clean residual min=-0.001092 max=0.000925 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0508138 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 143 components and 0.0508138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019078Jy sigma=0.569935 ! Fit after self-cal, rms=0.019073Jy sigma=0.569809 ! 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=0.738 mas, bmaj=2.842 mas, bpa=7.033 degrees ! Estimated noise=0.743523 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.738 x 2.842 at 7.033 degrees (North through East) ! Clean map min=-0.0014938 max=0.02307 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=0.6111 mas, bmaj=2.868 mas, bpa=7.302 degrees ! Estimated noise=1.25465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147663 Jy ! Component: 100 - total flux cleaned = 0.0182036 Jy ! Component: 150 - total flux cleaned = 0.0201531 Jy ! Component: 200 - total flux cleaned = 0.0220828 Jy ! Total flux subtracted in 200 components = 0.0220828 Jy ! Clean residual min=-0.004210 max=0.004821 Jy/beam ! Clean residual mean=-0.000003 rms=0.001299 Jy/beam ! Combined flux in latest and established models = 0.0220828 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0220828 Jy ! Inverting map and beam ! Estimated beam: bmin=0.738 mas, bmaj=2.842 mas, bpa=7.033 degrees ! Estimated noise=0.743523 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 = 0.00581695 Jy ! Component: 100 - total flux cleaned = 0.0095828 Jy ! Component: 150 - total flux cleaned = 0.0126514 Jy ! Component: 200 - total flux cleaned = 0.0145326 Jy ! Total flux subtracted in 200 components = 0.0145326 Jy ! Clean residual min=-0.003472 max=0.003411 Jy/beam ! Clean residual mean=-0.000001 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.0366154 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 43 components and 0.0366154 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.724 mas, bmaj=3.264 mas, bpa=2.181 degrees ! Estimated noise=1.063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00427459 Jy ! Component: 100 - total flux cleaned = 0.00580717 Jy ! Component: 150 - total flux cleaned = 0.00704472 Jy ! Component: 200 - total flux cleaned = 0.0079868 Jy ! Total flux subtracted in 200 components = 0.0079868 Jy ! Clean residual min=-0.001884 max=0.001625 Jy/beam ! Clean residual mean=-0.000000 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.0446022 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 = 0.000841246 Jy ! Component: 100 - total flux cleaned = 0.00159195 Jy ! Component: 150 - total flux cleaned = 0.00228287 Jy ! Component: 200 - total flux cleaned = 0.00292144 Jy ! Total flux subtracted in 200 components = 0.00292144 Jy ! Clean residual min=-0.001434 max=0.001194 Jy/beam ! Clean residual mean=-0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0475236 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 70 components and 0.0475236 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.738 mas, bmaj=2.842 mas, bpa=7.033 degrees ! Estimated noise=0.743523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000729686 Jy ! Component: 100 - total flux cleaned = 0.000993656 Jy ! Component: 150 - total flux cleaned = 0.00105147 Jy ! Component: 200 - total flux cleaned = 0.00128463 Jy ! Total flux subtracted in 200 components = 0.00128463 Jy ! Clean residual min=-0.002296 max=0.002316 Jy/beam ! Clean residual mean=-0.000000 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.0488083 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 0.0488083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019444Jy sigma=0.584181 ! Fit after self-cal, rms=0.019336Jy sigma=0.580051 wmodel J2317+2902_X_map.mod ! Writing 88 model components to file: J2317+2902_X_map.mod wobs J2317+2902_X_uvs.fits ! Writing UV FITS file: J2317+2902_X_uvs.fits wwins J2317+2902_X_map.win ! wwins: Wrote 3 windows to J2317+2902_X_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 = -0.000526194 Jy ! Component: 100 - total flux cleaned = -0.00100571 Jy ! Component: 150 - total flux cleaned = -0.00120634 Jy ! Component: 200 - total flux cleaned = -0.00139259 Jy ! Component: 250 - total flux cleaned = -0.00161497 Jy ! Component: 300 - total flux cleaned = -0.00180148 Jy ! Component: 350 - total flux cleaned = -0.00204442 Jy ! Component: 400 - total flux cleaned = -0.00227501 Jy ! Component: 450 - total flux cleaned = -0.00245466 Jy ! Component: 500 - total flux cleaned = -0.00260737 Jy ! Component: 550 - total flux cleaned = -0.00277143 Jy ! Component: 600 - total flux cleaned = -0.00294558 Jy ! Component: 650 - total flux cleaned = -0.00306288 Jy ! Component: 700 - total flux cleaned = -0.00314351 Jy ! Component: 750 - total flux cleaned = -0.00320556 Jy ! Component: 800 - total flux cleaned = -0.00320511 Jy ! Component: 850 - total flux cleaned = -0.00323411 Jy ! Component: 900 - total flux cleaned = -0.00323374 Jy ! Component: 950 - total flux cleaned = -0.00323387 Jy ! Component: 1000 - total flux cleaned = -0.00328715 Jy ! Component: 1050 - total flux cleaned = -0.00331285 Jy ! Component: 1100 - total flux cleaned = -0.00335069 Jy ! Component: 1150 - total flux cleaned = -0.00338735 Jy ! Component: 1200 - total flux cleaned = -0.00343532 Jy ! Component: 1250 - total flux cleaned = -0.00348226 Jy ! Component: 1300 - total flux cleaned = -0.00352798 Jy ! Component: 1350 - total flux cleaned = -0.00352769 Jy ! Component: 1400 - total flux cleaned = -0.00354981 Jy ! Component: 1450 - total flux cleaned = -0.00358246 Jy ! Component: 1500 - total flux cleaned = -0.00362514 Jy ! Component: 1550 - total flux cleaned = -0.00367749 Jy ! Component: 1600 - total flux cleaned = -0.00366711 Jy ! Component: 1650 - total flux cleaned = -0.00367728 Jy ! Component: 1700 - total flux cleaned = -0.00367718 Jy ! Component: 1750 - total flux cleaned = -0.00365744 Jy ! Component: 1800 - total flux cleaned = -0.0036478 Jy ! Component: 1850 - total flux cleaned = -0.00366705 Jy ! Component: 1900 - total flux cleaned = -0.00371444 Jy ! Component: 1950 - total flux cleaned = -0.00374253 Jy ! Component: 2000 - total flux cleaned = -0.00378899 Jy ! Component: 2050 - total flux cleaned = -0.00384426 Jy ! Component: 2100 - total flux cleaned = -0.00388999 Jy ! Component: 2150 - total flux cleaned = -0.0039626 Jy ! Component: 2200 - total flux cleaned = -0.00400764 Jy ! Component: 2250 - total flux cleaned = -0.0040703 Jy ! Component: 2300 - total flux cleaned = -0.00411469 Jy ! Component: 2350 - total flux cleaned = -0.0041853 Jy ! Component: 2400 - total flux cleaned = -0.00423781 Jy ! Component: 2450 - total flux cleaned = -0.00429009 Jy ! Component: 2500 - total flux cleaned = -0.00432469 Jy ! Component: 2550 - total flux cleaned = -0.00438497 Jy ! Component: 2600 - total flux cleaned = -0.00443629 Jy ! Component: 2650 - total flux cleaned = -0.00447891 Jy ! Component: 2700 - total flux cleaned = -0.00448739 Jy ! Component: 2750 - total flux cleaned = -0.00449583 Jy ! Component: 2800 - total flux cleaned = -0.0045212 Jy ! Component: 2850 - total flux cleaned = -0.00454662 Jy ! Component: 2900 - total flux cleaned = -0.00456355 Jy ! Component: 2950 - total flux cleaned = -0.00458889 Jy ! Component: 3000 - total flux cleaned = -0.00458889 Jy ! Component: 3050 - total flux cleaned = -0.00458891 Jy ! Component: 3100 - total flux cleaned = -0.00460581 Jy ! Component: 3150 - total flux cleaned = -0.00461426 Jy ! Component: 3200 - total flux cleaned = -0.00461425 Jy ! Component: 3250 - total flux cleaned = -0.00460579 Jy ! Component: 3300 - total flux cleaned = -0.00461423 Jy ! Component: 3350 - total flux cleaned = -0.0046227 Jy ! Component: 3400 - total flux cleaned = -0.0046397 Jy ! Component: 3450 - total flux cleaned = -0.00464828 Jy ! Component: 3500 - total flux cleaned = -0.00467391 Jy ! Component: 3550 - total flux cleaned = -0.00470816 Jy ! Component: 3600 - total flux cleaned = -0.0047168 Jy ! Component: 3650 - total flux cleaned = -0.00472545 Jy ! Component: 3700 - total flux cleaned = -0.00474289 Jy ! Component: 3750 - total flux cleaned = -0.00475161 Jy ! Component: 3800 - total flux cleaned = -0.00475161 Jy ! Component: 3850 - total flux cleaned = -0.00476047 Jy ! Component: 3900 - total flux cleaned = -0.0048049 Jy ! Component: 3950 - total flux cleaned = -0.00481394 Jy ! Component: 4000 - total flux cleaned = -0.00482292 Jy ! Component: 4050 - total flux cleaned = -0.0048502 Jy ! Total flux subtracted in 4096 components = -0.00486864 Jy ! Clean residual min=-0.000527 max=0.000609 Jy/beam ! Clean residual mean=-0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0439396 Jy keep ! Adding 203 model components to the UV plane model. ! The established model now contains 290 components and 0.0439396 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2317+2902_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.738 x 2.842 at 7.033 degrees (North through East) ! Clean map min=-0.002392 max=0.02097 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2317+2902_X_map.fits wmodel /vlbi/sb072/temp_maps//J2317+2902_X_map.mod ! Writing 290 model components to file: /vlbi/sb072/temp_maps//J2317+2902_X_map.mod wobs /vlbi/sb072/temp_maps//J2317+2902_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2317+2902_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2317+2902_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J2317+2902_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0209701 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143767 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.05674 2.05674 4.11348 8.22696 16.4539 32.9078 65.8157 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.02 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 145.861 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2317+2902_X_dfm.log closed on Fri Jan 25 19:58:16 2019