! Started logfile: difmap.log_586 on Sat Feb 15 18:37:56 2020 ![@/tmp/difmap__25330.1] ! Obeying initialization file: /tmp/difmap__25330.1 ![@/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__25330.2] ![Exited script file: /tmp/difmap__25330.2] obs J0656-3446_C_uva.fits ! Reading UV FITS file: J0656-3446_C_uva.fits ! AN table 1: 16 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0656-3446 ! ! 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 76 lines of history. ! ! Reading 768 visibilities. ![Exited script file: /tmp/difmap__25330.1] 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=1.006168Jy sigma=15.444037 ! Fit after self-cal, rms=0.953263Jy sigma=14.663268 ! 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 12 buffered edits. uvaver 88 ! Averaging into 88 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=8.798 mas, bmaj=48.18 mas, bpa=-11.53 degrees ! Estimated noise=2.06956 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0304822 Jy ! Component: 100 - total flux cleaned = 0.041586 Jy ! Component: 150 - total flux cleaned = 0.0434306 Jy ! Component: 200 - total flux cleaned = 0.0441496 Jy ! Total flux subtracted in 200 components = 0.0441496 Jy ! Clean residual min=-0.002023 max=0.002030 Jy/beam ! Clean residual mean=-0.000082 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.0441496 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=0.047745Jy sigma=2.903205 ! Fit after self-cal, rms=0.047745Jy sigma=2.903205 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=8.798 mas, bmaj=48.18 mas, bpa=-11.53 degrees ! Estimated noise=2.06956 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0189356 Jy ! Component: 100 - total flux cleaned = 0.0303929 Jy ! Component: 150 - total flux cleaned = 0.0373257 Jy ! Component: 200 - total flux cleaned = 0.0415207 Jy ! Component: 250 - total flux cleaned = 0.0440592 Jy ! Component: 300 - total flux cleaned = 0.0455954 Jy ! Component: 350 - total flux cleaned = 0.0465822 Jy ! Component: 400 - total flux cleaned = 0.0472883 Jy ! Component: 450 - total flux cleaned = 0.0477988 Jy ! Component: 500 - total flux cleaned = 0.0481701 Jy ! Component: 550 - total flux cleaned = 0.0484419 Jy ! Component: 600 - total flux cleaned = 0.048642 Jy ! Component: 650 - total flux cleaned = 0.0487583 Jy ! Component: 700 - total flux cleaned = 0.0487693 Jy ! Component: 750 - total flux cleaned = 0.0487801 Jy ! Component: 800 - total flux cleaned = 0.0487958 Jy ! Total flux subtracted in 800 components = 0.0487958 Jy ! Clean residual min=-0.003329 max=0.003496 Jy/beam ! Clean residual mean=-0.000094 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.0487958 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 44 model components to the UV plane model. ! The established model now contains 44 components and 0.0487958 Jy ! Inverting map and beam ! Estimated beam: bmin=9.058 mas, bmaj=54.51 mas, bpa=-10.47 degrees ! Estimated noise=1.66472 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120465 Jy ! Component: 100 - total flux cleaned = -0.00193361 Jy ! Component: 150 - total flux cleaned = -0.00237476 Jy ! Component: 200 - total flux cleaned = -0.00264205 Jy ! Component: 250 - total flux cleaned = -0.00281693 Jy ! Component: 300 - total flux cleaned = -0.00293998 Jy ! Component: 350 - total flux cleaned = -0.003019 Jy ! Component: 400 - total flux cleaned = -0.00301871 Jy ! Component: 450 - total flux cleaned = -0.00301853 Jy ! Component: 500 - total flux cleaned = -0.00301841 Jy ! Component: 550 - total flux cleaned = -0.00301833 Jy ! Component: 600 - total flux cleaned = -0.00301828 Jy ! Component: 650 - total flux cleaned = -0.00301824 Jy ! Component: 700 - total flux cleaned = -0.00301822 Jy ! Component: 750 - total flux cleaned = -0.0030182 Jy ! Component: 800 - total flux cleaned = -0.00301819 Jy ! Component: 850 - total flux cleaned = -0.00301817 Jy ! Component: 900 - total flux cleaned = -0.00301816 Jy ! Component: 950 - total flux cleaned = -0.00301815 Jy ! Component: 1000 - total flux cleaned = -0.00301814 Jy ! Component: 1050 - total flux cleaned = -0.00301813 Jy ! Component: 1100 - total flux cleaned = -0.00301813 Jy ! Component: 1150 - total flux cleaned = -0.00301812 Jy ! Component: 1200 - total flux cleaned = -0.00301811 Jy ! Total flux subtracted in 1200 components = -0.00301811 Jy ! Clean residual min=-0.002963 max=0.003287 Jy/beam ! Clean residual mean=-0.000151 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 0.0457777 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=0.047745Jy sigma=2.903205 ! Fit after self-cal, rms=0.047745Jy sigma=2.903205 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=8.798 mas, bmaj=48.18 mas, bpa=-11.53 degrees ! Estimated noise=2.06956 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0189356 Jy ! Component: 100 - total flux cleaned = 0.0303929 Jy ! Component: 150 - total flux cleaned = 0.0373257 Jy ! Component: 200 - total flux cleaned = 0.0415207 Jy ! Component: 250 - total flux cleaned = 0.0440592 Jy ! Component: 300 - total flux cleaned = 0.045597 Jy ! Component: 350 - total flux cleaned = 0.0466233 Jy ! Component: 400 - total flux cleaned = 0.0473829 Jy ! Component: 450 - total flux cleaned = 0.0479578 Jy ! Component: 500 - total flux cleaned = 0.0483938 Jy ! Component: 550 - total flux cleaned = 0.0487245 Jy ! Component: 600 - total flux cleaned = 0.0489756 Jy ! Component: 650 - total flux cleaned = 0.0491667 Jy ! Component: 700 - total flux cleaned = 0.0493124 Jy ! Component: 750 - total flux cleaned = 0.0493324 Jy ! Component: 800 - total flux cleaned = 0.0493469 Jy ! Total flux subtracted in 800 components = 0.0493469 Jy ! Clean residual min=-0.003104 max=0.003318 Jy/beam ! Clean residual mean=-0.000086 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.0493468 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.0493468 Jy ! Inverting map and beam ! Estimated beam: bmin=9.058 mas, bmaj=54.51 mas, bpa=-10.47 degrees ! Estimated noise=1.66472 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124779 Jy ! Component: 100 - total flux cleaned = -0.00200275 Jy ! Component: 150 - total flux cleaned = -0.00245962 Jy ! Component: 200 - total flux cleaned = -0.00273617 Jy ! Component: 250 - total flux cleaned = -0.00291687 Jy ! Component: 300 - total flux cleaned = -0.00304669 Jy ! Component: 350 - total flux cleaned = -0.00310652 Jy ! Component: 400 - total flux cleaned = -0.00310663 Jy ! Component: 450 - total flux cleaned = -0.00310672 Jy ! Component: 500 - total flux cleaned = -0.00310679 Jy ! Component: 550 - total flux cleaned = -0.00310685 Jy ! Component: 600 - total flux cleaned = -0.00310691 Jy ! Component: 650 - total flux cleaned = -0.00310696 Jy ! Component: 700 - total flux cleaned = -0.003107 Jy ! Component: 750 - total flux cleaned = -0.00309862 Jy ! Component: 800 - total flux cleaned = -0.00308839 Jy ! Component: 850 - total flux cleaned = -0.00308038 Jy ! Component: 900 - total flux cleaned = -0.00307058 Jy ! Component: 950 - total flux cleaned = -0.00306293 Jy ! Component: 1000 - total flux cleaned = -0.00305539 Jy ! Component: 1050 - total flux cleaned = -0.00305163 Jy ! Component: 1100 - total flux cleaned = -0.00305161 Jy ! Component: 1150 - total flux cleaned = -0.00305162 Jy ! Component: 1200 - total flux cleaned = -0.00305163 Jy ! Total flux subtracted in 1200 components = -0.00305163 Jy ! Clean residual min=-0.002974 max=0.003099 Jy/beam ! Clean residual mean=-0.000145 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.0462952 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 11 model components to the UV plane model. ! The established model now contains 42 components and 0.0462952 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=0.013762Jy sigma=0.873823 ! Fit after self-cal, rms=0.013672Jy sigma=0.870305 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=0.013672Jy sigma=0.870305 ! Fit after self-cal, rms=0.010641Jy sigma=0.613911 x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (512),0.01 ! Inverting map and beam ! Estimated beam: bmin=9.308 mas, bmaj=53.03 mas, bpa=-10.69 degrees ! Estimated noise=1.62494 mJy/beam. ! clean: niter=512 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000116906 Jy ! Component: 100 - total flux cleaned = 2.09239e-05 Jy ! Component: 150 - total flux cleaned = -0.000251695 Jy ! Component: 200 - total flux cleaned = -0.000539485 Jy ! Component: 250 - total flux cleaned = -0.000662294 Jy ! Component: 300 - total flux cleaned = -0.000701094 Jy ! Component: 350 - total flux cleaned = -0.000738508 Jy ! Component: 400 - total flux cleaned = -0.000774705 Jy ! Component: 450 - total flux cleaned = -0.000792546 Jy ! Component: 500 - total flux cleaned = -0.000844933 Jy ! Total flux subtracted in 512 components = -0.000879263 Jy ! Clean residual min=-0.000897 max=0.000893 Jy/beam ! Clean residual mean=0.000007 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.045416 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: 9.308 x 53.03 at -10.69 degrees (North through East) ! Clean map min=-0.00089695 max=0.04536 Jy/beam ! Clean map min=-0.0025056 max=0.04535 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 J0656-3446_C ! Writing UV FITS file: J0656-3446_C.uvf ! Writing 170 model components to file: J0656-3446_C.mod ! wwins: Wrote 3 windows to J0656-3446_C.win ! Adding 128 model components to the UV plane model. ! The established model now contains 170 components and 0.0454159 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.308 x 53.03 at -10.69 degrees (North through East) ! Clean map min=-0.0021074 max=0.045346 Jy/beam ! Writing clean map to FITS file: J0656-3446_C.fits ! Writing difmap environment to: J0656-3446_C.par quit ! Quitting program ! Log file difmap.log_586 closed on Sat Feb 15 18:39:09 2020