! Started logfile: difmap.log_570 on Sat Feb 15 18:06:11 2020 ![@/tmp/difmap__15863.1] ! Obeying initialization file: /tmp/difmap__15863.1 ![@/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__15863.2] ![Exited script file: /tmp/difmap__15863.2] obs J1701-1550_C_uva.fits ! Reading UV FITS file: J1701-1550_C_uva.fits ! AN table 1: 15 integrations on 1 of 1 possible baselines. ! AN table 2: 15 integrations on 3 of 3 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1701-1550 ! ! 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 480 visibilities. ![Exited script file: /tmp/difmap__15863.1] 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. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001759Jy sigma=21.370179 ! Fit after self-cal, rms=0.969669Jy sigma=21.902170 ! 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 7 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 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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.969879Jy sigma=59.689670 ! Fit after self-cal, rms=0.969804Jy sigma=59.686872 ! 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=11.79 mas, bmaj=44.91 mas, bpa=42.18 degrees ! Estimated noise=1.80267 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186741 Jy ! Component: 100 - total flux cleaned = 0.0233952 Jy ! Component: 150 - total flux cleaned = 0.025232 Jy ! Component: 200 - total flux cleaned = 0.0243912 Jy ! Total flux subtracted in 200 components = 0.0243912 Jy ! Clean residual min=-0.002744 max=0.002728 Jy/beam ! Clean residual mean=0.000081 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.0243912 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=0.034206Jy sigma=1.900933 ! Fit after self-cal, rms=0.034206Jy sigma=1.900933 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=11.79 mas, bmaj=44.91 mas, bpa=42.18 degrees ! Estimated noise=1.80267 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116008 Jy ! Component: 100 - total flux cleaned = 0.0186194 Jy ! Component: 150 - total flux cleaned = 0.022866 Jy ! Component: 200 - total flux cleaned = 0.0254675 Jy ! Component: 250 - total flux cleaned = 0.0274119 Jy ! Component: 300 - total flux cleaned = 0.0289909 Jy ! Component: 350 - total flux cleaned = 0.0302733 Jy ! Component: 400 - total flux cleaned = 0.0313148 Jy ! Component: 450 - total flux cleaned = 0.0321606 Jy ! Component: 500 - total flux cleaned = 0.0328475 Jy ! Component: 550 - total flux cleaned = 0.0334053 Jy ! Component: 600 - total flux cleaned = 0.0338584 Jy ! Component: 650 - total flux cleaned = 0.0341169 Jy ! Component: 700 - total flux cleaned = 0.0342013 Jy ! Component: 750 - total flux cleaned = 0.0342835 Jy ! Component: 800 - total flux cleaned = 0.0343638 Jy ! Total flux subtracted in 800 components = 0.0343638 Jy ! Clean residual min=-0.003322 max=0.003320 Jy/beam ! Clean residual mean=0.000044 rms=0.001519 Jy/beam ! Combined flux in latest and established models = 0.0343638 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.0343638 Jy ! Inverting map and beam ! Estimated beam: bmin=11.85 mas, bmaj=44.37 mas, bpa=41.88 degrees ! Estimated noise=1.66127 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000600762 Jy ! Component: 100 - total flux cleaned = -0.000755954 Jy ! Component: 150 - total flux cleaned = -0.000699459 Jy ! Component: 200 - total flux cleaned = -0.000629962 Jy ! Component: 250 - total flux cleaned = -0.000548304 Jy ! Component: 300 - total flux cleaned = -0.000481852 Jy ! Component: 350 - total flux cleaned = -0.000416737 Jy ! Component: 400 - total flux cleaned = -0.000340255 Jy ! Component: 450 - total flux cleaned = -0.000278005 Jy ! Component: 500 - total flux cleaned = -0.000217032 Jy ! Component: 550 - total flux cleaned = -0.000145528 Jy ! Component: 600 - total flux cleaned = -8.72387e-05 Jy ! Component: 650 - total flux cleaned = -3.01225e-05 Jy ! Component: 700 - total flux cleaned = 3.68812e-05 Jy ! Component: 750 - total flux cleaned = 9.14807e-05 Jy ! Component: 800 - total flux cleaned = 0.000155513 Jy ! Component: 850 - total flux cleaned = 0.000207719 Jy ! Component: 900 - total flux cleaned = 0.000258844 Jy ! Component: 950 - total flux cleaned = 0.000308991 Jy ! Component: 1000 - total flux cleaned = 0.000367761 Jy ! Component: 1050 - total flux cleaned = 0.000415719 Jy ! Component: 1100 - total flux cleaned = 0.000462621 Jy ! Component: 1150 - total flux cleaned = 0.000517779 Jy ! Component: 1200 - total flux cleaned = 0.000562645 Jy ! Total flux subtracted in 1200 components = 0.000562645 Jy ! Clean residual min=-0.002932 max=0.002743 Jy/beam ! Clean residual mean=0.000034 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 0.0349265 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=0.034206Jy sigma=1.900933 ! Fit after self-cal, rms=0.034206Jy sigma=1.900933 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=11.79 mas, bmaj=44.91 mas, bpa=42.18 degrees ! Estimated noise=1.80267 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116008 Jy ! Component: 100 - total flux cleaned = 0.0186194 Jy ! Component: 150 - total flux cleaned = 0.022866 Jy ! Component: 200 - total flux cleaned = 0.0254759 Jy ! Component: 250 - total flux cleaned = 0.0274953 Jy ! Component: 300 - total flux cleaned = 0.0291986 Jy ! Component: 350 - total flux cleaned = 0.0306365 Jy ! Component: 400 - total flux cleaned = 0.0318512 Jy ! Component: 450 - total flux cleaned = 0.0328779 Jy ! Component: 500 - total flux cleaned = 0.0337463 Jy ! Component: 550 - total flux cleaned = 0.0344814 Jy ! Component: 600 - total flux cleaned = 0.0351042 Jy ! Component: 650 - total flux cleaned = 0.0356323 Jy ! Component: 700 - total flux cleaned = 0.0360808 Jy ! Component: 750 - total flux cleaned = 0.0364618 Jy ! Component: 800 - total flux cleaned = 0.0367854 Jy ! Total flux subtracted in 800 components = 0.0367854 Jy ! Clean residual min=-0.002210 max=0.001670 Jy/beam ! Clean residual mean=0.000023 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.0367854 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 48 model components to the UV plane model. ! The established model now contains 48 components and 0.0367854 Jy ! Inverting map and beam ! Estimated beam: bmin=11.85 mas, bmaj=44.37 mas, bpa=41.88 degrees ! Estimated noise=1.66127 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000192082 Jy ! Component: 100 - total flux cleaned = 0.000272127 Jy ! Component: 150 - total flux cleaned = 0.000342353 Jy ! Component: 200 - total flux cleaned = 0.000404077 Jy ! Component: 250 - total flux cleaned = 0.00045216 Jy ! Component: 300 - total flux cleaned = 0.000501539 Jy ! Component: 350 - total flux cleaned = 0.000545842 Jy ! Component: 400 - total flux cleaned = 0.00058582 Jy ! Component: 450 - total flux cleaned = 0.000622088 Jy ! Component: 500 - total flux cleaned = 0.000651138 Jy ! Component: 550 - total flux cleaned = 0.000678007 Jy ! Component: 600 - total flux cleaned = 0.000692398 Jy ! Component: 650 - total flux cleaned = 0.000706007 Jy ! Component: 700 - total flux cleaned = 0.000722203 Jy ! Component: 750 - total flux cleaned = 0.000737792 Jy ! Component: 800 - total flux cleaned = 0.000752928 Jy ! Component: 850 - total flux cleaned = 0.000767615 Jy ! Component: 900 - total flux cleaned = 0.000781928 Jy ! Component: 950 - total flux cleaned = 0.000795796 Jy ! Component: 1000 - total flux cleaned = 0.000806659 Jy ! Component: 1050 - total flux cleaned = 0.000819975 Jy ! Component: 1100 - total flux cleaned = 0.000830401 Jy ! Component: 1150 - total flux cleaned = 0.000843191 Jy ! Component: 1200 - total flux cleaned = 0.000853201 Jy ! Total flux subtracted in 1200 components = 0.000853201 Jy ! Clean residual min=-0.001925 max=0.001677 Jy/beam ! Clean residual mean=0.000014 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.0376386 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 = -0.000349307 Jy ! Component: 100 - total flux cleaned = -0.00039552 Jy ! Component: 150 - total flux cleaned = -0.000442441 Jy ! Component: 200 - total flux cleaned = -0.000422795 Jy ! Component: 250 - total flux cleaned = -0.000403502 Jy ! Component: 300 - total flux cleaned = -0.000438321 Jy ! Component: 350 - total flux cleaned = -0.000388728 Jy ! Component: 400 - total flux cleaned = -0.000373129 Jy ! Component: 450 - total flux cleaned = -0.000311137 Jy ! Component: 500 - total flux cleaned = -0.000311169 Jy ! Total flux subtracted in 512 components = -0.000311117 Jy ! Clean residual min=-0.000770 max=0.000800 Jy/beam ! Clean residual mean=0.000011 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0373275 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: 11.85 x 44.37 at 41.88 degrees (North through East) ! Clean map min=-0.00077012 max=0.029595 Jy/beam ! Clean map min=-0.0018954 max=0.029274 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 J1701-1550_C ! Writing UV FITS file: J1701-1550_C.uvf ! Writing 202 model components to file: J1701-1550_C.mod ! wwins: Wrote 4 windows to J1701-1550_C.win ! Adding 154 model components to the UV plane model. ! The established model now contains 196 components and 0.0373276 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 11.85 x 44.37 at 41.88 degrees (North through East) ! Clean map min=-0.0019022 max=0.029244 Jy/beam ! Writing clean map to FITS file: J1701-1550_C.fits ! Writing difmap environment to: J1701-1550_C.par quit ! Quitting program ! Log file difmap.log_570 closed on Sat Feb 15 18:06:45 2020