! Started logfile: difmap.log_605 on Sat Feb 15 19:09:04 2020 ![@/tmp/difmap__29804.1] ! Obeying initialization file: /tmp/difmap__29804.1 ![@/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__29804.2] ![Exited script file: /tmp/difmap__29804.2] 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__29804.1] 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. ! ! 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 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=10.92 mas, bmaj=1.115e+04 mas, bpa=-35.79 degrees ! Estimated noise=2.10005 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0341832 Jy ! Component: 100 - total flux cleaned = 0.0466318 Jy ! Component: 150 - total flux cleaned = 0.0508946 Jy ! Component: 200 - total flux cleaned = 0.0523234 Jy ! Total flux subtracted in 200 components = 0.0523234 Jy ! Clean residual min=-0.004500 max=0.004438 Jy/beam ! Clean residual mean=-0.000041 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 0.0523234 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. ! ! 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=0.063891Jy sigma=1.214187 ! Fit after self-cal, rms=0.063891Jy sigma=1.214187 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=10.92 mas, bmaj=1.115e+04 mas, bpa=-35.79 degrees ! Estimated noise=2.10005 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212355 Jy ! Component: 100 - total flux cleaned = 0.0340831 Jy ! Component: 150 - total flux cleaned = 0.041856 Jy ! Component: 200 - total flux cleaned = 0.0465586 Jy ! Component: 250 - total flux cleaned = 0.0494038 Jy ! Component: 300 - total flux cleaned = 0.0511252 Jy ! Component: 350 - total flux cleaned = 0.0521845 Jy ! Component: 400 - total flux cleaned = 0.0529175 Jy ! Component: 450 - total flux cleaned = 0.0534688 Jy ! Component: 500 - total flux cleaned = 0.0538932 Jy ! Component: 550 - total flux cleaned = 0.05422 Jy ! Component: 600 - total flux cleaned = 0.0544715 Jy ! Component: 650 - total flux cleaned = 0.0546652 Jy ! Component: 700 - total flux cleaned = 0.0548143 Jy ! Component: 750 - total flux cleaned = 0.0548593 Jy ! Component: 800 - total flux cleaned = 0.0548789 Jy ! Total flux subtracted in 800 components = 0.0548789 Jy ! Clean residual min=-0.003921 max=0.004303 Jy/beam ! Clean residual mean=0.000003 rms=0.001992 Jy/beam ! Combined flux in latest and established models = 0.0548789 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.0548789 Jy ! Inverting map and beam ! Estimated beam: bmin=10.68 mas, bmaj=1.287e+04 mas, bpa=-35.78 degrees ! Estimated noise=1.94944 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0005239 Jy ! Component: 100 - total flux cleaned = 0.000915888 Jy ! Component: 150 - total flux cleaned = 0.00121849 Jy ! Component: 200 - total flux cleaned = 0.00145209 Jy ! Component: 250 - total flux cleaned = 0.00163242 Jy ! Component: 300 - total flux cleaned = 0.00168119 Jy ! Component: 350 - total flux cleaned = 0.001705 Jy ! Component: 400 - total flux cleaned = 0.00172876 Jy ! Component: 450 - total flux cleaned = 0.00175235 Jy ! Component: 500 - total flux cleaned = 0.00178145 Jy ! Component: 550 - total flux cleaned = 0.00180459 Jy ! Component: 600 - total flux cleaned = 0.00182766 Jy ! Component: 650 - total flux cleaned = 0.00185047 Jy ! Component: 700 - total flux cleaned = 0.0018731 Jy ! Component: 750 - total flux cleaned = 0.00189565 Jy ! Component: 800 - total flux cleaned = 0.00191804 Jy ! Component: 850 - total flux cleaned = 0.00194015 Jy ! Component: 900 - total flux cleaned = 0.00196215 Jy ! Component: 950 - total flux cleaned = 0.00198948 Jy ! Component: 1000 - total flux cleaned = 0.00201121 Jy ! Component: 1050 - total flux cleaned = 0.00203276 Jy ! Component: 1100 - total flux cleaned = 0.0020542 Jy ! Component: 1150 - total flux cleaned = 0.0020755 Jy ! Component: 1200 - total flux cleaned = 0.00209663 Jy ! Total flux subtracted in 1200 components = 0.00209663 Jy ! Clean residual min=-0.003901 max=0.004879 Jy/beam ! Clean residual mean=-0.000000 rms=0.002038 Jy/beam ! Combined flux in latest and established models = 0.0569755 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 = 0.00180569 Jy ! Component: 100 - total flux cleaned = 0.00152754 Jy ! Component: 150 - total flux cleaned = 0.0016906 Jy ! Component: 200 - total flux cleaned = 0.00215819 Jy ! Component: 250 - total flux cleaned = 0.00264055 Jy ! Component: 300 - total flux cleaned = 0.00324893 Jy ! Component: 350 - total flux cleaned = 0.00386803 Jy ! Component: 400 - total flux cleaned = 0.00444687 Jy ! Component: 450 - total flux cleaned = 0.00480066 Jy ! Component: 500 - total flux cleaned = 0.00499198 Jy ! Total flux subtracted in 512 components = 0.00504696 Jy ! Clean residual min=-0.001400 max=0.001407 Jy/beam ! Clean residual mean=-0.000016 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.0620225 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: 10.68 x 1.287e+04 at -35.78 degrees (North through East) ! Clean map min=-0.0013996 max=0.053906 Jy/beam ! Clean map min=-0.0025557 max=0.055039 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 174 model components to file: J1620-1939_C.mod ! wwins: Wrote 5 windows to J1620-1939_C.win ! Adding 136 model components to the UV plane model. ! The established model now contains 171 components and 0.0620225 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 10.68 x 1.287e+04 at -35.78 degrees (North through East) ! Clean map min=-0.0024759 max=0.054674 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_605 closed on Sat Feb 15 19:09:27 2020