! Started logfile: difmap.log_547 on Sat Feb 15 17:49:49 2020 ![@/tmp/difmap__13083.1] ! Obeying initialization file: /tmp/difmap__13083.1 ![@/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__13083.2] ![Exited script file: /tmp/difmap__13083.2] obs J0521-3724_X_uva.fits ! Reading UV FITS file: J0521-3724_X_uva.fits ! AN table 1: 15 integrations on 3 of 3 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0521-3724 ! ! 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 360 visibilities. ![Exited script file: /tmp/difmap__13083.1] 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=0.997418Jy sigma=14.457578 ! Fit after self-cal, rms=0.951613Jy sigma=13.791562 ! 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 uvav 7 ! Averaging into 7 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 uvav 74 ! Averaging into 74 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 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=0.7927 mas, bmaj=20.79 mas, bpa=-2.572 degrees ! Estimated noise=3.13359 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0298272 Jy ! Component: 100 - total flux cleaned = 0.0406969 Jy ! Component: 150 - total flux cleaned = 0.0434635 Jy ! Component: 200 - total flux cleaned = 0.0454333 Jy ! Total flux subtracted in 200 components = 0.0454333 Jy ! Clean residual min=-0.002156 max=0.002174 Jy/beam ! Clean residual mean=-0.000018 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.0454333 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=0.051126Jy sigma=2.016572 ! Fit after self-cal, rms=0.051126Jy sigma=2.016572 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=0.7927 mas, bmaj=20.79 mas, bpa=-2.572 degrees ! Estimated noise=3.13359 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185293 Jy ! Component: 100 - total flux cleaned = 0.0297398 Jy ! Component: 150 - total flux cleaned = 0.0365224 Jy ! Component: 200 - total flux cleaned = 0.0406261 Jy ! Component: 250 - total flux cleaned = 0.0431106 Jy ! Component: 300 - total flux cleaned = 0.0446213 Jy ! Component: 350 - total flux cleaned = 0.0455409 Jy ! Component: 400 - total flux cleaned = 0.0461012 Jy ! Component: 450 - total flux cleaned = 0.0464426 Jy ! Component: 500 - total flux cleaned = 0.0466509 Jy ! Component: 550 - total flux cleaned = 0.046758 Jy ! Component: 600 - total flux cleaned = 0.0467576 Jy ! Component: 650 - total flux cleaned = 0.0467573 Jy ! Component: 700 - total flux cleaned = 0.0467572 Jy ! Component: 750 - total flux cleaned = 0.046757 Jy ! Component: 800 - total flux cleaned = 0.0467445 Jy ! Total flux subtracted in 800 components = 0.0467445 Jy ! Clean residual min=-0.003877 max=0.003579 Jy/beam ! Clean residual mean=-0.000034 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 0.0467445 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0467445 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8515 mas, bmaj=18.21 mas, bpa=-2.636 degrees ! Estimated noise=2.57285 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000726131 Jy ! Component: 100 - total flux cleaned = 0.00116723 Jy ! Component: 150 - total flux cleaned = 0.00143632 Jy ! Component: 200 - total flux cleaned = 0.00160048 Jy ! Component: 250 - total flux cleaned = 0.00164212 Jy ! Component: 300 - total flux cleaned = 0.00164184 Jy ! Component: 350 - total flux cleaned = 0.00164162 Jy ! Component: 400 - total flux cleaned = 0.00164146 Jy ! Component: 450 - total flux cleaned = 0.00164132 Jy ! Component: 500 - total flux cleaned = 0.00163062 Jy ! Component: 550 - total flux cleaned = 0.00162004 Jy ! Component: 600 - total flux cleaned = 0.00160747 Jy ! Component: 650 - total flux cleaned = 0.0015971 Jy ! Component: 700 - total flux cleaned = 0.00158483 Jy ! Component: 750 - total flux cleaned = 0.00157266 Jy ! Component: 800 - total flux cleaned = 0.00156262 Jy ! Component: 850 - total flux cleaned = 0.0015507 Jy ! Component: 900 - total flux cleaned = 0.00154086 Jy ! Component: 950 - total flux cleaned = 0.00152922 Jy ! Component: 1000 - total flux cleaned = 0.00151962 Jy ! Component: 1050 - total flux cleaned = 0.0015082 Jy ! Component: 1100 - total flux cleaned = 0.0014969 Jy ! Component: 1150 - total flux cleaned = 0.0014876 Jy ! Component: 1200 - total flux cleaned = 0.00147656 Jy ! Total flux subtracted in 1200 components = 0.00147656 Jy ! Clean residual min=-0.002008 max=0.002062 Jy/beam ! Clean residual mean=-0.000015 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.0482211 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 = 8.29332e-05 Jy ! Component: 100 - total flux cleaned = 3.47622e-05 Jy ! Component: 150 - total flux cleaned = 7.71586e-05 Jy ! Component: 200 - total flux cleaned = 0.000223711 Jy ! Component: 250 - total flux cleaned = 0.00024335 Jy ! Component: 300 - total flux cleaned = 0.000355449 Jy ! Component: 350 - total flux cleaned = 0.000481887 Jy ! Component: 400 - total flux cleaned = 0.000534517 Jy ! Component: 450 - total flux cleaned = 0.000517177 Jy ! Component: 500 - total flux cleaned = 0.000517058 Jy ! Total flux subtracted in 512 components = 0.000500098 Jy ! Clean residual min=-0.000881 max=0.000883 Jy/beam ! Clean residual mean=-0.000003 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0487212 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: 0.8515 x 18.21 at -2.636 degrees (North through East) ! Clean map min=-0.00088123 max=0.046707 Jy/beam ! Clean map min=-0.0015821 max=0.048414 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 J0521-3724_X ! Writing UV FITS file: J0521-3724_X.uvf ! Writing 69 model components to file: J0521-3724_X.mod ! wwins: Wrote 2 windows to J0521-3724_X.win ! Adding 58 model components to the UV plane model. ! The established model now contains 66 components and 0.0487212 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8515 x 18.21 at -2.636 degrees (North through East) ! Clean map min=-0.00092579 max=0.048397 Jy/beam ! Writing clean map to FITS file: J0521-3724_X.fits ! Writing difmap environment to: J0521-3724_X.par quit ! Quitting program ! Log file difmap.log_547 closed on Sat Feb 15 17:50:09 2020