! Started logfile: difmap.log_567 on Sat Feb 15 18:03:59 2020 ![@/tmp/difmap__15632.1] ! Obeying initialization file: /tmp/difmap__15632.1 ![@/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__15632.2] ![Exited script file: /tmp/difmap__15632.2] obs J1620-1939_C_uva.fits ! Reading UV FITS file: J1620-1939_C_uva.fits ! AN table 1: 15 integrations on 3 of 3 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1620-1939 ! ! 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 94 lines of history. ! ! Reading 360 visibilities. ![Exited script file: /tmp/difmap__15632.1] 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=0.1 taper_size = 70. mapsize field_size,field_cell ! Map grid = 1024x1024 pixels with 0.100x0.100 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. ! ! 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=0.999574Jy sigma=19.105547 ! Fit after self-cal, rms=0.945563Jy sigma=18.080584 ! 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 4 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=10.99 mas, bmaj=1.175e+04 mas, bpa=-35.77 degrees ! Estimated noise=2.19528 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357852 Jy ! Component: 100 - total flux cleaned = 0.0438396 Jy ! Component: 150 - total flux cleaned = 0.043883 Jy ! Component: 200 - total flux cleaned = 0.0439272 Jy ! Total flux subtracted in 200 components = 0.0439272 Jy ! Clean residual min=-0.022229 max=0.021816 Jy/beam ! Clean residual mean=0.002345 rms=0.007486 Jy/beam ! Combined flux in latest and established models = 0.0439272 Jy mapl map,true ! ! Move the cursor into the plot window and press 'H' for help clrmod true,true ! clrmod: Cleared the established and tentative models. selfcal ! Performing phase self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.062535Jy sigma=1.187716 ! Fit after self-cal, rms=0.062352Jy sigma=1.185704 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=10.98 mas, bmaj=1.209e+04 mas, bpa=-35.77 degrees ! Estimated noise=2.24433 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220283 Jy ! Component: 100 - total flux cleaned = 0.0353555 Jy ! Component: 150 - total flux cleaned = 0.0434185 Jy ! Component: 200 - total flux cleaned = 0.0482967 Jy ! Component: 250 - total flux cleaned = 0.0512483 Jy ! Component: 300 - total flux cleaned = 0.0531354 Jy ! Component: 350 - total flux cleaned = 0.0544737 Jy ! Component: 400 - total flux cleaned = 0.0554304 Jy ! Component: 450 - total flux cleaned = 0.0561145 Jy ! Component: 500 - total flux cleaned = 0.0566035 Jy ! Component: 550 - total flux cleaned = 0.0569531 Jy ! Component: 600 - total flux cleaned = 0.0572031 Jy ! Component: 650 - total flux cleaned = 0.0572821 Jy ! Component: 700 - total flux cleaned = 0.0572971 Jy ! Component: 750 - total flux cleaned = 0.0573196 Jy ! Component: 800 - total flux cleaned = 0.0573346 Jy ! Total flux subtracted in 800 components = 0.0573346 Jy ! Clean residual min=-0.003734 max=0.005450 Jy/beam ! Clean residual mean=0.000759 rms=0.002417 Jy/beam ! Combined flux in latest and established models = 0.0573345 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0573345 Jy ! Inverting map and beam ! Estimated beam: bmin=10.66 mas, bmaj=1.576e+04 mas, bpa=-35.78 degrees ! Estimated noise=1.98189 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000952777 Jy ! Component: 100 - total flux cleaned = -0.00152921 Jy ! Component: 150 - total flux cleaned = -0.00187796 Jy ! Component: 200 - total flux cleaned = -0.00208896 Jy ! Component: 250 - total flux cleaned = -0.00216331 Jy ! Component: 300 - total flux cleaned = -0.00215362 Jy ! Component: 350 - total flux cleaned = -0.00213917 Jy ! Component: 400 - total flux cleaned = -0.00212477 Jy ! Component: 450 - total flux cleaned = -0.00211039 Jy ! Component: 500 - total flux cleaned = -0.00210082 Jy ! Component: 550 - total flux cleaned = -0.00208657 Jy ! Component: 600 - total flux cleaned = -0.00207233 Jy ! Component: 650 - total flux cleaned = -0.00205811 Jy ! Component: 700 - total flux cleaned = -0.00204869 Jy ! Component: 750 - total flux cleaned = -0.00203458 Jy ! Component: 800 - total flux cleaned = -0.00202049 Jy ! Component: 850 - total flux cleaned = -0.0020065 Jy ! Component: 900 - total flux cleaned = -0.00199718 Jy ! Component: 950 - total flux cleaned = -0.00198325 Jy ! Component: 1000 - total flux cleaned = -0.00196941 Jy ! Component: 1050 - total flux cleaned = -0.00195557 Jy ! Component: 1100 - total flux cleaned = -0.0019464 Jy ! Component: 1150 - total flux cleaned = -0.00193259 Jy ! Component: 1200 - total flux cleaned = -0.00191891 Jy ! Total flux subtracted in 1200 components = -0.00191891 Jy ! Clean residual min=-0.003489 max=0.004052 Jy/beam ! Clean residual mean=0.000561 rms=0.001766 Jy/beam ! Combined flux in latest and established models = 0.0554156 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 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=0.062352Jy sigma=1.185704 ! Fit after self-cal, rms=0.062352Jy sigma=1.185704 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=10.98 mas, bmaj=1.209e+04 mas, bpa=-35.77 degrees ! Estimated noise=2.24433 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220283 Jy ! Component: 100 - total flux cleaned = 0.0353555 Jy ! Component: 150 - total flux cleaned = 0.0434185 Jy ! Component: 200 - total flux cleaned = 0.0482967 Jy ! Component: 250 - total flux cleaned = 0.0512481 Jy ! Component: 300 - total flux cleaned = 0.0530954 Jy ! Component: 350 - total flux cleaned = 0.0543637 Jy ! Component: 400 - total flux cleaned = 0.0552455 Jy ! Component: 450 - total flux cleaned = 0.0558587 Jy ! Component: 500 - total flux cleaned = 0.0562851 Jy ! Component: 550 - total flux cleaned = 0.0565816 Jy ! Component: 600 - total flux cleaned = 0.0567877 Jy ! Component: 650 - total flux cleaned = 0.056863 Jy ! Component: 700 - total flux cleaned = 0.0568746 Jy ! Component: 750 - total flux cleaned = 0.0568919 Jy ! Component: 800 - total flux cleaned = 0.0568977 Jy ! Total flux subtracted in 800 components = 0.0568977 Jy ! Clean residual min=-0.004011 max=0.005714 Jy/beam ! Clean residual mean=0.000801 rms=0.002546 Jy/beam ! Combined flux in latest and established models = 0.0568977 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0568977 Jy ! Inverting map and beam ! Estimated beam: bmin=10.66 mas, bmaj=1.576e+04 mas, bpa=-35.78 degrees ! Estimated noise=1.98189 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000921719 Jy ! Component: 100 - total flux cleaned = -0.00147936 Jy ! Component: 150 - total flux cleaned = -0.00181674 Jy ! Component: 200 - total flux cleaned = -0.00202086 Jy ! Component: 250 - total flux cleaned = -0.00213258 Jy ! Component: 300 - total flux cleaned = -0.00213246 Jy ! Component: 350 - total flux cleaned = -0.00212871 Jy ! Component: 400 - total flux cleaned = -0.00212137 Jy ! Component: 450 - total flux cleaned = -0.00211404 Jy ! Component: 500 - total flux cleaned = -0.00210669 Jy ! Component: 550 - total flux cleaned = -0.00209942 Jy ! Component: 600 - total flux cleaned = -0.00208848 Jy ! Component: 650 - total flux cleaned = -0.00208124 Jy ! Component: 700 - total flux cleaned = -0.00207396 Jy ! Component: 750 - total flux cleaned = -0.00206672 Jy ! Component: 800 - total flux cleaned = -0.0020595 Jy ! Component: 850 - total flux cleaned = -0.00205228 Jy ! Component: 900 - total flux cleaned = -0.0020415 Jy ! Component: 950 - total flux cleaned = -0.00203429 Jy ! Component: 1000 - total flux cleaned = -0.00202712 Jy ! Component: 1050 - total flux cleaned = -0.00201994 Jy ! Component: 1100 - total flux cleaned = -0.00201284 Jy ! Component: 1150 - total flux cleaned = -0.00200208 Jy ! Component: 1200 - total flux cleaned = -0.00199499 Jy ! Total flux subtracted in 1200 components = -0.00199499 Jy ! Clean residual min=-0.003498 max=0.004278 Jy/beam ! Clean residual mean=0.000590 rms=0.001879 Jy/beam ! Combined flux in latest and established models = 0.0549027 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 x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (512),0.01 ! clean: niter=512 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00097941 Jy ! Component: 100 - total flux cleaned = 0.000973395 Jy ! Component: 150 - total flux cleaned = 0.0010037 Jy ! Component: 200 - total flux cleaned = 0.00120186 Jy ! Component: 250 - total flux cleaned = 0.00116916 Jy ! Component: 300 - total flux cleaned = 0.00109657 Jy ! Component: 350 - total flux cleaned = 0.00101809 Jy ! Component: 400 - total flux cleaned = 0.000893452 Jy ! Component: 450 - total flux cleaned = 0.000759386 Jy ! Component: 500 - total flux cleaned = 0.000563441 Jy ! Total flux subtracted in 512 components = 0.000511505 Jy ! Clean residual min=-0.002651 max=0.002682 Jy/beam ! Clean residual mean=0.000332 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.0554142 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: 10.66 x 1.576e+04 at -35.78 degrees (North through East) ! Clean map min=-0.0026506 max=0.056858 Jy/beam ! Clean map min=-0.0073135 max=0.054877 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 J1620-1939_C ! Writing UV FITS file: J1620-1939_C.uvf ! Writing 111 model components to file: J1620-1939_C.mod ! wwins: Wrote 2 windows to J1620-1939_C.win ! Adding 83 model components to the UV plane model. ! The established model now contains 109 components and 0.0554142 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 10.66 x 1.576e+04 at -35.78 degrees (North through East) ! Clean map min=-0.0052467 max=0.054358 Jy/beam ! Writing clean map to FITS file: J1620-1939_C.fits ! Writing difmap environment to: J1620-1939_C.par quit ! Quitting program ! Log file difmap.log_567 closed on Sat Feb 15 18:04:23 2020