! Started logfile: difmap.log_420 on Fri Feb 14 21:07:17 2020 ![@/tmp/difmap__16025.1] ! Obeying initialization file: /tmp/difmap__16025.1 ![@/home/lpetrov/config/difmap.cnf] device /XW ! Attempting to open device: '/XW' vflags="fb3" integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 800000 float soltime2 soltime2 = 15 float soltime3 soltime3 = 1 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float taper_size taper_size = 70. integer field_size field_size = 1024 float field_cell field_cell = 0.1 float old_peak float new_peak float flux_cutoff ![Exited script file: /home/lpetrov/config/difmap.cnf] ![@/tmp/difmap__16025.2] ![Exited script file: /tmp/difmap__16025.2] obs J2025-3931_C_uva.fits ! Reading UV FITS file: J2025-3931_C_uva.fits ! AN table 1: 16 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.979167 visibilities/baseline/integration-bin. ! Found source: J2025-3931 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 1880 visibilities. ![Exited script file: /tmp/difmap__16025.1] sele I ! Polarization I is unavailable. ! 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 field_size=1024 field_cell=0.2 taper_size = 50. 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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006039Jy sigma=13.952925 ! Fit after self-cal, rms=0.964184Jy sigma=13.363290 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. radplot ! Using default options string "m1" ! Move the cursor into the plot window and press 'H' for help ! Applying 5 buffered edits. uvaver 66 ! Averaging into 66 second bins. ! 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 proj ! Using default options string "m3" ! Move the cursor into the plot window and press 'H' for help ! Applying 11 buffered edits. 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. clrmod true,true clean 200, 0.02 ! Inverting map and beam ! Estimated beam: bmin=1.453 mas, bmaj=18.18 mas, bpa=-30.22 degrees ! Estimated noise=1.78232 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243096 Jy ! Component: 100 - total flux cleaned = 0.0331809 Jy ! Component: 150 - total flux cleaned = 0.0349473 Jy ! Component: 200 - total flux cleaned = 0.0347189 Jy ! Total flux subtracted in 200 components = 0.0347189 Jy ! Clean residual min=-0.002493 max=0.002490 Jy/beam ! Clean residual mean=0.000028 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.0347189 Jy mapl map,true ! ! Move the cursor into the plot window and press 'H' for help ! Note that 24 components lie outside the plot. clrmod true,true ! clrmod: Cleared the established and tentative models. selfcal ! Performing phase self-cal ! ! 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=0.043400Jy sigma=1.604861 ! Fit after self-cal, rms=0.043400Jy sigma=1.604861 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 800, 0.01 ! Inverting map and beam ! Estimated beam: bmin=1.453 mas, bmaj=18.18 mas, bpa=-30.22 degrees ! Estimated noise=1.78232 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151007 Jy ! Component: 100 - total flux cleaned = 0.0242384 Jy ! Component: 150 - total flux cleaned = 0.0297734 Jy ! Component: 200 - total flux cleaned = 0.0331286 Jy ! Component: 250 - total flux cleaned = 0.0351637 Jy ! Component: 300 - total flux cleaned = 0.0363981 Jy ! Component: 350 - total flux cleaned = 0.0371494 Jy ! Component: 400 - total flux cleaned = 0.0376077 Jy ! Component: 450 - total flux cleaned = 0.0378872 Jy ! Component: 500 - total flux cleaned = 0.0379049 Jy ! Component: 550 - total flux cleaned = 0.0379056 Jy ! Component: 600 - total flux cleaned = 0.0379063 Jy ! Component: 650 - total flux cleaned = 0.0379069 Jy ! Component: 700 - total flux cleaned = 0.0378947 Jy ! Component: 750 - total flux cleaned = 0.0378762 Jy ! Component: 800 - total flux cleaned = 0.037864 Jy ! Total flux subtracted in 800 components = 0.037864 Jy ! Clean residual min=-0.003696 max=0.003652 Jy/beam ! Clean residual mean=0.000045 rms=0.001097 Jy/beam ! Combined flux in latest and established models = 0.037864 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. clean 1200, 0.01 ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.037864 Jy ! Inverting map and beam ! Estimated beam: bmin=2.031 mas, bmaj=18.26 mas, bpa=-29.5 degrees ! Estimated noise=1.18462 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000522717 Jy ! Component: 100 - total flux cleaned = -0.000868919 Jy ! Component: 150 - total flux cleaned = -0.00109973 Jy ! Component: 200 - total flux cleaned = -0.00116889 Jy ! Component: 250 - total flux cleaned = -0.00117534 Jy ! Component: 300 - total flux cleaned = -0.00118796 Jy ! Component: 350 - total flux cleaned = -0.0011942 Jy ! Component: 400 - total flux cleaned = -0.00120054 Jy ! Component: 450 - total flux cleaned = -0.00121276 Jy ! Component: 500 - total flux cleaned = -0.00121884 Jy ! Component: 550 - total flux cleaned = -0.00123093 Jy ! Component: 600 - total flux cleaned = -0.00123692 Jy ! Component: 650 - total flux cleaned = -0.00124284 Jy ! Component: 700 - total flux cleaned = -0.00125457 Jy ! Component: 750 - total flux cleaned = -0.00126039 Jy ! Component: 800 - total flux cleaned = -0.00126619 Jy ! Component: 850 - total flux cleaned = -0.00127754 Jy ! Component: 900 - total flux cleaned = -0.00128321 Jy ! Component: 950 - total flux cleaned = -0.00129441 Jy ! Component: 1000 - total flux cleaned = -0.00129992 Jy ! Component: 1050 - total flux cleaned = -0.00130539 Jy ! Component: 1100 - total flux cleaned = -0.00131623 Jy ! Component: 1150 - total flux cleaned = -0.00132166 Jy ! Component: 1200 - total flux cleaned = -0.00132697 Jy ! Total flux subtracted in 1200 components = -0.00132697 Jy ! Clean residual min=-0.003061 max=0.003023 Jy/beam ! Clean residual mean=0.000087 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.036537 Jy mapcol grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. mapl map,true ! ! Move the cursor into the plot window and press 'H' for help uncalib selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 11 components and 0.036537 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=0.021952Jy sigma=0.656158 ! Fit after self-cal, rms=0.021475Jy sigma=0.645638 selfcal true,true,1.e6 ! Performing amp+phase self-cal over 1e+06 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=0.021475Jy sigma=0.645638 ! Fit after self-cal, rms=0.022261Jy sigma=0.548450 clrmod true,true ! clrmod: Cleared the established and tentative models. selfcal ! Performing phase self-cal ! ! 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=0.044065Jy sigma=1.604861 ! Fit after self-cal, rms=0.044065Jy sigma=1.604861 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 800, 0.01 ! Inverting map and beam ! Estimated beam: bmin=1.405 mas, bmaj=18.43 mas, bpa=-30.08 degrees ! Estimated noise=1.71201 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145665 Jy ! Component: 100 - total flux cleaned = 0.0233932 Jy ! Component: 150 - total flux cleaned = 0.0287431 Jy ! Component: 200 - total flux cleaned = 0.0319859 Jy ! Component: 250 - total flux cleaned = 0.0339513 Jy ! Component: 300 - total flux cleaned = 0.0351426 Jy ! Component: 350 - total flux cleaned = 0.0358647 Jy ! Component: 400 - total flux cleaned = 0.0363024 Jy ! Component: 450 - total flux cleaned = 0.0365685 Jy ! Component: 500 - total flux cleaned = 0.0367384 Jy ! Component: 550 - total flux cleaned = 0.0368568 Jy ! Component: 600 - total flux cleaned = 0.036943 Jy ! Component: 650 - total flux cleaned = 0.0370069 Jy ! Component: 700 - total flux cleaned = 0.0370541 Jy ! Component: 750 - total flux cleaned = 0.0370892 Jy ! Component: 800 - total flux cleaned = 0.0371115 Jy ! Total flux subtracted in 800 components = 0.0371115 Jy ! Clean residual min=-0.002816 max=0.002437 Jy/beam ! Clean residual mean=0.000004 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.0371115 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. clean 1200, 0.01 ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0371115 Jy ! Inverting map and beam ! Estimated beam: bmin=1.851 mas, bmaj=18.4 mas, bpa=-29.34 degrees ! Estimated noise=1.14591 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -5.79191e-05 Jy ! Component: 100 - total flux cleaned = -5.74858e-05 Jy ! Component: 150 - total flux cleaned = -5.71801e-05 Jy ! Component: 200 - total flux cleaned = -5.69607e-05 Jy ! Component: 250 - total flux cleaned = -5.67981e-05 Jy ! Component: 300 - total flux cleaned = -5.66736e-05 Jy ! Component: 350 - total flux cleaned = -6.02083e-05 Jy ! Component: 400 - total flux cleaned = -6.37511e-05 Jy ! Component: 450 - total flux cleaned = -6.72241e-05 Jy ! Component: 500 - total flux cleaned = -7.41134e-05 Jy ! Component: 550 - total flux cleaned = -7.75535e-05 Jy ! Component: 600 - total flux cleaned = -8.43618e-05 Jy ! Component: 650 - total flux cleaned = -8.76873e-05 Jy ! Component: 700 - total flux cleaned = -9.0991e-05 Jy ! Component: 750 - total flux cleaned = -9.75213e-05 Jy ! Component: 800 - total flux cleaned = -0.000100798 Jy ! Component: 850 - total flux cleaned = -0.000107243 Jy ! Component: 900 - total flux cleaned = -0.000110433 Jy ! Component: 950 - total flux cleaned = -0.000113553 Jy ! Component: 1000 - total flux cleaned = -0.000119759 Jy ! Component: 1050 - total flux cleaned = -0.000122858 Jy ! Component: 1100 - total flux cleaned = -0.000128949 Jy ! Component: 1150 - total flux cleaned = -0.000131959 Jy ! Component: 1200 - total flux cleaned = -0.000137889 Jy ! Total flux subtracted in 1200 components = -0.000137889 Jy ! Clean residual min=-0.002331 max=0.001928 Jy/beam ! Clean residual mean=0.000017 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.0369736 Jy mapcol grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. mapl map,true ! ! Move the cursor into the plot window and press 'H' for help levs=1.563,3.125,6.25,12.5,25.0,50.0 mapcol color ! Mapplot colormap: rainbow, contrast: 1 brightness: 0.5. mapl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.851 x 18.4 at -29.34 degrees (North through East) ! Clean map min=-0.0023313 max=0.037057 Jy/beam ! Clean map min=-0.0023313 max=0.037069 Jy/beam ! ! Move the cursor into the plot window and press 'H' for help mapcol grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (512),0.01 ! Adding 4 model components to the UV plane model. ! The established model now contains 15 components and 0.0369736 Jy ! Inverting map ! clean: niter=512 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000559406 Jy ! Component: 100 - total flux cleaned = -0.000462601 Jy ! Component: 150 - total flux cleaned = -0.000343863 Jy ! Component: 200 - total flux cleaned = -0.000130896 Jy ! Component: 250 - total flux cleaned = 1.41999e-05 Jy ! Component: 300 - total flux cleaned = 0.000126244 Jy ! Component: 350 - total flux cleaned = 0.000149364 Jy ! Component: 400 - total flux cleaned = 0.000110549 Jy ! Component: 450 - total flux cleaned = 3.64409e-05 Jy ! Component: 500 - total flux cleaned = 1.87826e-05 Jy ! Total flux subtracted in 512 components = 1.88503e-06 Jy ! Clean residual min=-0.000887 max=0.000875 Jy/beam ! Clean residual mean=0.000003 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0369755 Jy levs=1.563,3.125,6.25,12.5,25.0,50.0 mapcol color ! Mapplot colormap: rainbow, contrast: 1 brightness: 0.5. mapl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.851 x 18.4 at -29.34 degrees (North through East) ! Clean map min=-0.00088672 max=0.036896 Jy/beam ! Clean map min=-0.0017316 max=0.036896 Jy/beam ! ! Move the cursor into the plot window and press 'H' for help mapcol grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. save J2025-3931_C ! Writing UV FITS file: J2025-3931_C.uvf ! Writing 65 model components to file: J2025-3931_C.mod ! wwins: Wrote 4 windows to J2025-3931_C.win ! Adding 50 model components to the UV plane model. ! The established model now contains 65 components and 0.0369755 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.851 x 18.4 at -29.34 degrees (North through East) ! Clean map min=-0.0017005 max=0.036894 Jy/beam ! Writing clean map to FITS file: J2025-3931_C.fits ! Writing difmap environment to: J2025-3931_C.par quit ! Quitting program ! Log file difmap.log_420 closed on Fri Feb 14 21:07:53 2020