! Started logfile: difmap.log_478 on Sat Feb 15 11:16:00 2020 ![@/tmp/difmap__25052.1] ! Obeying initialization file: /tmp/difmap__25052.1 ![@/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__25052.2] ![Exited script file: /tmp/difmap__25052.2] obs J2251-3827_C_uva.fits ! Reading UV FITS file: J2251-3827_C_uva.fits ! AN table 1: 17 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2251-3827 ! ! 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 816 visibilities. ![Exited script file: /tmp/difmap__25052.1] 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. ! ! 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=1.005896Jy sigma=13.261808 ! Fit after self-cal, rms=0.944557Jy sigma=12.420369 ! 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 676 ! Averaging into 676 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=4.285 mas, bmaj=69.61 mas, bpa=-20.13 degrees ! Estimated noise=2.18146 mJy/beam. ! clean: niter=200 gain=0.02 cutoff=0 ! Component: 050 - total flux cleaned = 0.0354734 Jy ! Component: 100 - total flux cleaned = 0.0484296 Jy ! Component: 150 - total flux cleaned = 0.0525364 Jy ! Component: 200 - total flux cleaned = 0.0534397 Jy ! Total flux subtracted in 200 components = 0.0534397 Jy ! Clean residual min=-0.003116 max=0.003102 Jy/beam ! Clean residual mean=-0.000086 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 0.0534397 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=0.056658Jy sigma=3.205060 ! Fit after self-cal, rms=0.056658Jy sigma=3.205060 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=4.285 mas, bmaj=69.61 mas, bpa=-20.13 degrees ! Estimated noise=2.18146 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220361 Jy ! Component: 100 - total flux cleaned = 0.0353695 Jy ! Component: 150 - total flux cleaned = 0.0434376 Jy ! Component: 200 - total flux cleaned = 0.0483196 Jy ! Component: 250 - total flux cleaned = 0.051459 Jy ! Component: 300 - total flux cleaned = 0.0538297 Jy ! Component: 350 - total flux cleaned = 0.055663 Jy ! Component: 400 - total flux cleaned = 0.057085 Jy ! Component: 450 - total flux cleaned = 0.0581885 Jy ! Component: 500 - total flux cleaned = 0.0590451 Jy ! Component: 550 - total flux cleaned = 0.0597099 Jy ! Component: 600 - total flux cleaned = 0.060226 Jy ! Component: 650 - total flux cleaned = 0.0606266 Jy ! Component: 700 - total flux cleaned = 0.0609376 Jy ! Component: 750 - total flux cleaned = 0.0611791 Jy ! Component: 800 - total flux cleaned = 0.0613667 Jy ! Total flux subtracted in 800 components = 0.0613667 Jy ! Clean residual min=-0.003458 max=0.003701 Jy/beam ! Clean residual mean=-0.000011 rms=0.001317 Jy/beam ! Combined flux in latest and established models = 0.0613667 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.0613667 Jy ! Inverting map and beam ! Estimated beam: bmin=5.217 mas, bmaj=59.41 mas, bpa=-19.97 degrees ! Estimated noise=1.92441 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000404569 Jy ! Component: 100 - total flux cleaned = 0.000694376 Jy ! Component: 150 - total flux cleaned = 0.000902154 Jy ! Component: 200 - total flux cleaned = 0.00105118 Jy ! Component: 250 - total flux cleaned = 0.00108907 Jy ! Component: 300 - total flux cleaned = 0.00110161 Jy ! Component: 350 - total flux cleaned = 0.00111322 Jy ! Component: 400 - total flux cleaned = 0.00112736 Jy ! Component: 450 - total flux cleaned = 0.00113699 Jy ! Component: 500 - total flux cleaned = 0.00114592 Jy ! Component: 550 - total flux cleaned = 0.00115423 Jy ! Component: 600 - total flux cleaned = 0.00116194 Jy ! Component: 650 - total flux cleaned = 0.0011691 Jy ! Component: 700 - total flux cleaned = 0.00117578 Jy ! Component: 750 - total flux cleaned = 0.00118001 Jy ! Component: 800 - total flux cleaned = 0.00118598 Jy ! Component: 850 - total flux cleaned = 0.00119162 Jy ! Component: 900 - total flux cleaned = 0.00119694 Jy ! Component: 950 - total flux cleaned = 0.001202 Jy ! Component: 1000 - total flux cleaned = 0.00120523 Jy ! Component: 1050 - total flux cleaned = 0.00120987 Jy ! Component: 1100 - total flux cleaned = 0.00121286 Jy ! Component: 1150 - total flux cleaned = 0.00121718 Jy ! Component: 1200 - total flux cleaned = 0.0012213 Jy ! Total flux subtracted in 1200 components = 0.0012213 Jy ! Clean residual min=-0.003079 max=0.004026 Jy/beam ! Clean residual mean=-0.000019 rms=0.001490 Jy/beam ! Combined flux in latest and established models = 0.062588 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 23 model components to the UV plane model. ! The established model now contains 61 components and 0.062588 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=0.011862Jy sigma=0.604331 ! Fit after self-cal, rms=0.011659Jy sigma=0.597648 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=0.011659Jy sigma=0.597648 ! Fit after self-cal, rms=0.009158Jy sigma=0.396903 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=0.055878Jy sigma=3.205060 ! Fit after self-cal, rms=0.055878Jy sigma=3.205060 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=4.262 mas, bmaj=68.62 mas, bpa=-20.08 degrees ! Estimated noise=2.16989 mJy/beam. ! clean: niter=800 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219341 Jy ! Component: 100 - total flux cleaned = 0.0352062 Jy ! Component: 150 - total flux cleaned = 0.0432372 Jy ! Component: 200 - total flux cleaned = 0.0480968 Jy ! Component: 250 - total flux cleaned = 0.0513096 Jy ! Component: 300 - total flux cleaned = 0.0537881 Jy ! Component: 350 - total flux cleaned = 0.0557202 Jy ! Component: 400 - total flux cleaned = 0.0572275 Jy ! Component: 450 - total flux cleaned = 0.0584039 Jy ! Component: 500 - total flux cleaned = 0.059322 Jy ! Component: 550 - total flux cleaned = 0.0600385 Jy ! Component: 600 - total flux cleaned = 0.0605977 Jy ! Component: 650 - total flux cleaned = 0.0610342 Jy ! Component: 700 - total flux cleaned = 0.0613749 Jy ! Component: 750 - total flux cleaned = 0.0616408 Jy ! Component: 800 - total flux cleaned = 0.0618483 Jy ! Total flux subtracted in 800 components = 0.0618483 Jy ! Clean residual min=-0.002601 max=0.002402 Jy/beam ! Clean residual mean=-0.000003 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.0618483 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.0618483 Jy ! Inverting map and beam ! Estimated beam: bmin=5.244 mas, bmaj=57.03 mas, bpa=-19.92 degrees ! Estimated noise=1.90452 mJy/beam. ! clean: niter=1200 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000261381 Jy ! Component: 100 - total flux cleaned = 0.00044095 Jy ! Component: 150 - total flux cleaned = 0.000571864 Jy ! Component: 200 - total flux cleaned = 0.000667322 Jy ! Component: 250 - total flux cleaned = 0.000736931 Jy ! Component: 300 - total flux cleaned = 0.000746216 Jy ! Component: 350 - total flux cleaned = 0.000748454 Jy ! Component: 400 - total flux cleaned = 0.000750678 Jy ! Component: 450 - total flux cleaned = 0.000755004 Jy ! Component: 500 - total flux cleaned = 0.00075706 Jy ! Component: 550 - total flux cleaned = 0.000759128 Jy ! Component: 600 - total flux cleaned = 0.000763249 Jy ! Component: 650 - total flux cleaned = 0.000765295 Jy ! Component: 700 - total flux cleaned = 0.000767265 Jy ! Component: 750 - total flux cleaned = 0.000769277 Jy ! Component: 800 - total flux cleaned = 0.000773095 Jy ! Component: 850 - total flux cleaned = 0.000775035 Jy ! Component: 900 - total flux cleaned = 0.000776875 Jy ! Component: 950 - total flux cleaned = 0.000778721 Jy ! Component: 1000 - total flux cleaned = 0.000782355 Jy ! Component: 1050 - total flux cleaned = 0.000784155 Jy ! Component: 1100 - total flux cleaned = 0.000785926 Jy ! Component: 1150 - total flux cleaned = 0.000787699 Jy ! Component: 1200 - total flux cleaned = 0.000789429 Jy ! Total flux subtracted in 1200 components = 0.000789429 Jy ! Clean residual min=-0.002134 max=0.002287 Jy/beam ! Clean residual mean=0.000009 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.0626377 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 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: 5.244 x 57.03 at -19.92 degrees (North through East) ! Clean map min=-0.0021299 max=0.056828 Jy/beam ! Clean map min=-0.0021299 max=0.057255 Jy/beam ! ! Move the cursor into the plot window and press 'H' for help mapcol grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (512),0.01 ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 0.0626377 Jy ! Inverting map ! clean: niter=512 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 2.41652e-06 Jy ! Component: 100 - total flux cleaned = -0.000283732 Jy ! Component: 150 - total flux cleaned = -0.00039426 Jy ! Component: 200 - total flux cleaned = -0.000449992 Jy ! Component: 250 - total flux cleaned = -0.000403773 Jy ! Component: 300 - total flux cleaned = -0.000315586 Jy ! Component: 350 - total flux cleaned = -0.00020166 Jy ! Component: 400 - total flux cleaned = -0.000243256 Jy ! Component: 450 - total flux cleaned = -0.000326204 Jy ! Component: 500 - total flux cleaned = -0.00040877 Jy ! Total flux subtracted in 512 components = -0.00045003 Jy ! Clean residual min=-0.000743 max=0.000723 Jy/beam ! Clean residual mean=0.000004 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0621877 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: 5.244 x 57.03 at -19.92 degrees (North through East) ! Clean map min=-0.00074282 max=0.057053 Jy/beam ! Clean map min=-0.0020404 max=0.057053 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 J2251-3827_C ! Writing UV FITS file: J2251-3827_C.uvf ! Writing 131 model components to file: J2251-3827_C.mod ! wwins: Wrote 4 windows to J2251-3827_C.win ! Adding 79 model components to the UV plane model. ! The established model now contains 131 components and 0.0621877 Jy ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.244 x 57.03 at -19.92 degrees (North through East) ! Clean map min=-0.0014685 max=0.05703 Jy/beam ! Writing clean map to FITS file: J2251-3827_C.fits ! Writing difmap environment to: J2251-3827_C.par quit ! Quitting program ! Log file difmap.log_478 closed on Sat Feb 15 11:22:26 2020