! Started logfile: difmap.log_391 on Tue Feb 11 19:58:37 2020 ![@/tmp/difmap__36250.1] ! Obeying initialization file: /tmp/difmap__36250.1 ![@/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__36250.2] ![Exited script file: /tmp/difmap__36250.2] obs J1947-3716_X_uva.fits ! Reading UV FITS file: J1947-3716_X_uva.fits ! AN table 1: 15 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1947-3716 ! ! 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 720 visibilities. ![Exited script file: /tmp/difmap__36250.1] 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=0.999655Jy sigma=13.378759 ! Fit after self-cal, rms=0.952118Jy sigma=12.740443 ! 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 6 buffered edits. uvaver 60 ! Averaging into 60 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 2 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=3.223 mas, bmaj=27.45 mas, bpa=-1.235 degrees ! Estimated noise=2.19802 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306043 Jy ! Component: 100 - total flux cleaned = 0.0417511 Jy ! Component: 150 - total flux cleaned = 0.0441537 Jy ! Component: 200 - total flux cleaned = 0.0445382 Jy ! Total flux subtracted in 200 components = 0.0445382 Jy ! Clean residual min=-0.002263 max=0.002259 Jy/beam ! Clean residual mean=-0.000071 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.0445382 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=0.053369Jy sigma=1.900907 ! Fit after self-cal, rms=0.053369Jy sigma=1.900907 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=3.223 mas, bmaj=27.45 mas, bpa=-1.235 degrees ! Estimated noise=2.19802 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0190121 Jy ! Component: 100 - total flux cleaned = 0.0305146 Jy ! Component: 150 - total flux cleaned = 0.0374737 Jy ! Component: 200 - total flux cleaned = 0.0416856 Jy ! Component: 250 - total flux cleaned = 0.0442391 Jy ! Component: 300 - total flux cleaned = 0.0460178 Jy ! Component: 350 - total flux cleaned = 0.0474584 Jy ! Component: 400 - total flux cleaned = 0.0486397 Jy ! Component: 450 - total flux cleaned = 0.0496142 Jy ! Component: 500 - total flux cleaned = 0.0504221 Jy ! Component: 550 - total flux cleaned = 0.0510952 Jy ! Component: 600 - total flux cleaned = 0.0516578 Jy ! Component: 650 - total flux cleaned = 0.0521293 Jy ! Component: 700 - total flux cleaned = 0.0525251 Jy ! Component: 750 - total flux cleaned = 0.0528576 Jy ! Component: 800 - total flux cleaned = 0.053137 Jy ! Total flux subtracted in 800 components = 0.053137 Jy ! Clean residual min=-0.001403 max=0.001657 Jy/beam ! Clean residual mean=-0.000002 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.0531371 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 57 model components to the UV plane model. ! The established model now contains 57 components and 0.0531371 Jy ! Inverting map and beam ! Estimated beam: bmin=3.532 mas, bmaj=25.67 mas, bpa=-0.6545 degrees ! Estimated noise=1.98296 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274139 Jy ! Component: 100 - total flux cleaned = 0.000281627 Jy ! Component: 150 - total flux cleaned = 0.000280954 Jy ! Component: 200 - total flux cleaned = 0.000280459 Jy ! Component: 250 - total flux cleaned = 0.000280095 Jy ! Component: 300 - total flux cleaned = 0.000279829 Jy ! Component: 350 - total flux cleaned = 0.000279632 Jy ! Component: 400 - total flux cleaned = 0.000282833 Jy ! Component: 450 - total flux cleaned = 0.000292561 Jy ! Component: 500 - total flux cleaned = 0.000305005 Jy ! Component: 550 - total flux cleaned = 0.000316885 Jy ! Component: 600 - total flux cleaned = 0.000331123 Jy ! Component: 650 - total flux cleaned = 0.000344829 Jy ! Component: 700 - total flux cleaned = 0.000355427 Jy ! Component: 750 - total flux cleaned = 0.000355432 Jy ! Component: 800 - total flux cleaned = 0.000350382 Jy ! Component: 850 - total flux cleaned = 0.000347884 Jy ! Component: 900 - total flux cleaned = 0.000345436 Jy ! Component: 950 - total flux cleaned = 0.000343008 Jy ! Component: 1000 - total flux cleaned = 0.00033827 Jy ! Component: 1050 - total flux cleaned = 0.000335936 Jy ! Component: 1100 - total flux cleaned = 0.000333626 Jy ! Component: 1150 - total flux cleaned = 0.000329099 Jy ! Component: 1200 - total flux cleaned = 0.000326884 Jy ! Total flux subtracted in 1200 components = 0.000326884 Jy ! Clean residual min=-0.001490 max=0.001820 Jy/beam ! Clean residual mean=0.000010 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.0534639 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 = 0.000663303 Jy ! Component: 100 - total flux cleaned = 0.00114978 Jy ! Component: 150 - total flux cleaned = 0.00159112 Jy ! Component: 200 - total flux cleaned = 0.00181655 Jy ! Component: 250 - total flux cleaned = 0.00194086 Jy ! Component: 300 - total flux cleaned = 0.00204327 Jy ! Component: 350 - total flux cleaned = 0.0020928 Jy ! Component: 400 - total flux cleaned = 0.00207694 Jy ! Component: 450 - total flux cleaned = 0.00206159 Jy ! Component: 500 - total flux cleaned = 0.00204578 Jy ! Total flux subtracted in 512 components = 0.00203053 Jy ! Clean residual min=-0.000748 max=0.000897 Jy/beam ! Clean residual mean=0.000010 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0554945 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: 3.532 x 25.67 at -0.6545 degrees (North through East) ! Clean map min=-0.00074631 max=0.048559 Jy/beam ! Clean map min=-0.0013864 max=0.049135 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 J1947-3716_X ! Writing UV FITS file: J1947-3716_X.uvf ! Writing 325 model components to file: J1947-3716_X.mod ! wwins: Wrote 6 windows to J1947-3716_X.win ! Adding 268 model components to the UV plane model. ! The established model now contains 324 components and 0.0554945 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.532 x 25.67 at -0.6545 degrees (North through East) ! Clean map min=-0.0011084 max=0.049128 Jy/beam ! Writing clean map to FITS file: J1947-3716_X.fits ! Writing difmap environment to: J1947-3716_X.par quit ! Quitting program ! Log file difmap.log_391 closed on Tue Feb 11 19:59:14 2020