! Started logfile: difmap.log_15 on Thu Jan 23 09:55:06 2020 ![@/tmp/difmap__8357.1] ! Obeying initialization file: /tmp/difmap__8357.1 ![@/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__8357.2] ![Exited script file: /tmp/difmap__8357.2] obs J0121+0422_C_uva.fits ! Reading UV FITS file: J0121+0422_C_uva.fits ! AN table 1: 21 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.885714 visibilities/baseline/integration-bin. ! Found source: J0121+0422 ! ! 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 67 lines of history. ! ! Reading 1488 visibilities. ![Exited script file: /tmp/difmap__8357.1] 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 ! clean: No data stream selected yet. ! clean: Use the 'select' command to select a data stream. ! Error occured in command: clean ! 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. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.515126Jy sigma=31.945884 ! Fit after self-cal, rms=0.151079Jy sigma=3.234055 ! 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=3.229 mas, bmaj=23.11 mas, bpa=39.77 degrees ! Estimated noise=1.23732 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.666176 Jy ! Component: 100 - total flux cleaned = 0.908907 Jy ! Component: 150 - total flux cleaned = 1.002 Jy ! Component: 200 - total flux cleaned = 1.06085 Jy ! Total flux subtracted in 200 components = 1.06085 Jy ! Clean residual min=-0.041333 max=0.049916 Jy/beam ! Clean residual mean=-0.000137 rms=0.017407 Jy/beam ! Combined flux in latest and established models = 1.06085 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=1.105459Jy sigma=23.428754 ! Fit after self-cal, rms=1.105459Jy sigma=23.428754 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=3.229 mas, bmaj=23.11 mas, bpa=39.77 degrees ! Estimated noise=1.23732 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.413827 Jy ! Component: 100 - total flux cleaned = 0.664224 Jy ! Component: 150 - total flux cleaned = 0.815741 Jy ! Component: 200 - total flux cleaned = 0.907479 Jy ! Component: 250 - total flux cleaned = 0.963041 Jy ! Component: 300 - total flux cleaned = 1.0009 Jy ! Component: 350 - total flux cleaned = 1.03221 Jy ! Component: 400 - total flux cleaned = 1.05862 Jy ! Component: 450 - total flux cleaned = 1.08101 Jy ! Component: 500 - total flux cleaned = 1.10007 Jy ! Component: 550 - total flux cleaned = 1.11634 Jy ! Component: 600 - total flux cleaned = 1.13025 Jy ! Component: 650 - total flux cleaned = 1.14215 Jy ! Component: 700 - total flux cleaned = 1.15234 Jy ! Component: 750 - total flux cleaned = 1.16107 Jy ! Component: 800 - total flux cleaned = 1.16856 Jy ! Total flux subtracted in 800 components = 1.16856 Jy ! Clean residual min=-0.025860 max=0.034265 Jy/beam ! Clean residual mean=0.000034 rms=0.009307 Jy/beam ! Combined flux in latest and established models = 1.16856 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 42 model components to the UV plane model. ! The established model now contains 42 components and 1.16856 Jy ! Inverting map and beam ! Estimated beam: bmin=4.425 mas, bmaj=20.92 mas, bpa=37.89 degrees ! Estimated noise=0.886799 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00610073 Jy ! Component: 100 - total flux cleaned = 0.0104247 Jy ! Component: 150 - total flux cleaned = 0.013707 Jy ! Component: 200 - total flux cleaned = 0.0162509 Jy ! Component: 250 - total flux cleaned = 0.0173413 Jy ! Component: 300 - total flux cleaned = 0.0178444 Jy ! Component: 350 - total flux cleaned = 0.0182899 Jy ! Component: 400 - total flux cleaned = 0.0186858 Jy ! Component: 450 - total flux cleaned = 0.0186892 Jy ! Component: 500 - total flux cleaned = 0.0186418 Jy ! Component: 550 - total flux cleaned = 0.0186423 Jy ! Component: 600 - total flux cleaned = 0.0185974 Jy ! Component: 650 - total flux cleaned = 0.0185546 Jy ! Component: 700 - total flux cleaned = 0.0185141 Jy ! Component: 750 - total flux cleaned = 0.0184754 Jy ! Component: 800 - total flux cleaned = 0.0184385 Jy ! Component: 850 - total flux cleaned = 0.0184381 Jy ! Component: 900 - total flux cleaned = 0.0183343 Jy ! Component: 950 - total flux cleaned = 0.0182667 Jy ! Component: 1000 - total flux cleaned = 0.0182003 Jy ! Component: 1050 - total flux cleaned = 0.0181357 Jy ! Component: 1100 - total flux cleaned = 0.0180724 Jy ! Component: 1150 - total flux cleaned = 0.01798 Jy ! Component: 1200 - total flux cleaned = 0.0179198 Jy ! Total flux subtracted in 1200 components = 0.0179198 Jy ! Clean residual min=-0.021353 max=0.029562 Jy/beam ! Clean residual mean=0.000153 rms=0.008423 Jy/beam ! Combined flux in latest and established models = 1.18648 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 40 model components to the UV plane model. ! The established model now contains 79 components and 1.18648 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=0.065211Jy sigma=1.415747 ! Fit after self-cal, rms=0.064125Jy sigma=1.395796 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=0.064125Jy sigma=1.395796 ! Fit after self-cal, rms=0.033978Jy sigma=0.690704 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=1.101477Jy sigma=23.428754 ! Fit after self-cal, rms=1.101477Jy sigma=23.428754 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=3.244 mas, bmaj=23.02 mas, bpa=39.84 degrees ! Estimated noise=1.23908 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.414362 Jy ! Component: 100 - total flux cleaned = 0.665082 Jy ! Component: 150 - total flux cleaned = 0.816818 Jy ! Component: 200 - total flux cleaned = 0.908706 Jy ! Component: 250 - total flux cleaned = 0.964352 Jy ! Component: 300 - total flux cleaned = 1.00093 Jy ! Component: 350 - total flux cleaned = 1.03078 Jy ! Component: 400 - total flux cleaned = 1.05576 Jy ! Component: 450 - total flux cleaned = 1.07678 Jy ! Component: 500 - total flux cleaned = 1.09455 Jy ! Component: 550 - total flux cleaned = 1.10963 Jy ! Component: 600 - total flux cleaned = 1.12246 Jy ! Component: 650 - total flux cleaned = 1.13342 Jy ! Component: 700 - total flux cleaned = 1.14278 Jy ! Component: 750 - total flux cleaned = 1.15078 Jy ! Component: 800 - total flux cleaned = 1.15762 Jy ! Total flux subtracted in 800 components = 1.15762 Jy ! Clean residual min=-0.013203 max=0.014083 Jy/beam ! Clean residual mean=-0.000043 rms=0.004614 Jy/beam ! Combined flux in latest and established models = 1.15762 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 47 model components to the UV plane model. ! The established model now contains 47 components and 1.15762 Jy ! Inverting map and beam ! Estimated beam: bmin=4.45 mas, bmaj=20.75 mas, bpa=38.01 degrees ! Estimated noise=0.885951 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0075325 Jy ! Component: 100 - total flux cleaned = 0.0129073 Jy ! Component: 150 - total flux cleaned = 0.0170788 Jy ! Component: 200 - total flux cleaned = 0.0203903 Jy ! Component: 250 - total flux cleaned = 0.0230351 Jy ! Component: 300 - total flux cleaned = 0.0251515 Jy ! Component: 350 - total flux cleaned = 0.026848 Jy ! Component: 400 - total flux cleaned = 0.0282078 Jy ! Component: 450 - total flux cleaned = 0.0292979 Jy ! Component: 500 - total flux cleaned = 0.0298787 Jy ! Component: 550 - total flux cleaned = 0.0300696 Jy ! Component: 600 - total flux cleaned = 0.0302711 Jy ! Component: 650 - total flux cleaned = 0.0304279 Jy ! Component: 700 - total flux cleaned = 0.0305938 Jy ! Component: 750 - total flux cleaned = 0.0307433 Jy ! Component: 800 - total flux cleaned = 0.0307631 Jy ! Component: 850 - total flux cleaned = 0.0307443 Jy ! Component: 900 - total flux cleaned = 0.0307075 Jy ! Component: 950 - total flux cleaned = 0.0306894 Jy ! Component: 1000 - total flux cleaned = 0.0306714 Jy ! Component: 1050 - total flux cleaned = 0.0306361 Jy ! Component: 1100 - total flux cleaned = 0.0306186 Jy ! Component: 1150 - total flux cleaned = 0.0306015 Jy ! Component: 1200 - total flux cleaned = 0.0305846 Jy ! Total flux subtracted in 1200 components = 0.0305846 Jy ! Clean residual min=-0.005030 max=0.004624 Jy/beam ! Clean residual mean=-0.000010 rms=0.001518 Jy/beam ! Combined flux in latest and established models = 1.18821 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=1.101477Jy sigma=23.428754 ! Fit after self-cal, rms=1.101477Jy sigma=23.428754 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=3.244 mas, bmaj=23.02 mas, bpa=39.84 degrees ! Estimated noise=1.23908 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.414362 Jy ! Component: 100 - total flux cleaned = 0.665082 Jy ! Component: 150 - total flux cleaned = 0.816818 Jy ! Component: 200 - total flux cleaned = 0.908706 Jy ! Component: 250 - total flux cleaned = 0.964352 Jy ! Component: 300 - total flux cleaned = 1.00094 Jy ! Component: 350 - total flux cleaned = 1.03079 Jy ! Component: 400 - total flux cleaned = 1.05577 Jy ! Component: 450 - total flux cleaned = 1.07679 Jy ! Component: 500 - total flux cleaned = 1.09455 Jy ! Component: 550 - total flux cleaned = 1.10963 Jy ! Component: 600 - total flux cleaned = 1.12246 Jy ! Component: 650 - total flux cleaned = 1.13341 Jy ! Component: 700 - total flux cleaned = 1.14277 Jy ! Component: 750 - total flux cleaned = 1.15077 Jy ! Component: 800 - total flux cleaned = 1.15761 Jy ! Total flux subtracted in 800 components = 1.15761 Jy ! Clean residual min=-0.013197 max=0.014081 Jy/beam ! Clean residual mean=-0.000043 rms=0.004613 Jy/beam ! Combined flux in latest and established models = 1.15761 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 46 model components to the UV plane model. ! The established model now contains 46 components and 1.15761 Jy ! Inverting map and beam ! Estimated beam: bmin=4.45 mas, bmaj=20.75 mas, bpa=38.01 degrees ! Estimated noise=0.885951 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00752902 Jy ! Component: 100 - total flux cleaned = 0.012902 Jy ! Component: 150 - total flux cleaned = 0.0170727 Jy ! Component: 200 - total flux cleaned = 0.0203846 Jy ! Component: 250 - total flux cleaned = 0.0230356 Jy ! Component: 300 - total flux cleaned = 0.0251605 Jy ! Component: 350 - total flux cleaned = 0.026867 Jy ! Component: 400 - total flux cleaned = 0.0282383 Jy ! Component: 450 - total flux cleaned = 0.02934 Jy ! Component: 500 - total flux cleaned = 0.0302253 Jy ! Component: 550 - total flux cleaned = 0.0308334 Jy ! Component: 600 - total flux cleaned = 0.0309599 Jy ! Component: 650 - total flux cleaned = 0.0310777 Jy ! Component: 700 - total flux cleaned = 0.0312086 Jy ! Component: 750 - total flux cleaned = 0.0313095 Jy ! Component: 800 - total flux cleaned = 0.0314036 Jy ! Component: 850 - total flux cleaned = 0.0315079 Jy ! Component: 900 - total flux cleaned = 0.0315569 Jy ! Component: 950 - total flux cleaned = 0.0315881 Jy ! Component: 1000 - total flux cleaned = 0.031603 Jy ! Component: 1050 - total flux cleaned = 0.0316176 Jy ! Component: 1100 - total flux cleaned = 0.0316461 Jy ! Component: 1150 - total flux cleaned = 0.0316597 Jy ! Component: 1200 - total flux cleaned = 0.0316731 Jy ! Total flux subtracted in 1200 components = 0.0316731 Jy ! Clean residual min=-0.004918 max=0.004636 Jy/beam ! Clean residual mean=-0.000007 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 1.18929 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 = -0.000155618 Jy ! Component: 100 - total flux cleaned = 0.00052796 Jy ! Component: 150 - total flux cleaned = 0.000701527 Jy ! Component: 200 - total flux cleaned = 0.000543252 Jy ! Component: 250 - total flux cleaned = 0.000357736 Jy ! Component: 300 - total flux cleaned = 0.000272246 Jy ! Component: 350 - total flux cleaned = 0.000112496 Jy ! Component: 400 - total flux cleaned = -6.93916e-05 Jy ! Component: 450 - total flux cleaned = -3.87839e-05 Jy ! Component: 500 - total flux cleaned = 0.000148595 Jy ! Total flux subtracted in 512 components = 0.000178424 Jy ! Clean residual min=-0.001487 max=0.001496 Jy/beam ! Clean residual mean=-0.000002 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 1.18946 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: 4.45 x 20.75 at 38.01 degrees (North through East) ! Clean map min=-0.0014835 max=1.0851 Jy/beam ! Clean map min=-0.0028313 max=1.1044 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 J0121+0422_C ! Writing UV FITS file: J0121+0422_C.uvf ! Writing 177 model components to file: J0121+0422_C.mod ! wwins: Wrote 3 windows to J0121+0422_C.win ! Adding 131 model components to the UV plane model. ! The established model now contains 169 components and 1.18947 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.45 x 20.75 at 38.01 degrees (North through East) ! Clean map min=-0.0028519 max=1.1044 Jy/beam ! Writing clean map to FITS file: J0121+0422_C.fits ! Writing difmap environment to: J0121+0422_C.par quit ! Quitting program ! Log file difmap.log_15 closed on Thu Jan 23 09:55:50 2020