! Started logfile: 0341+158_S.log on Mon Aug 18 14:45:43 2008 observe 0341+158_S.edt ! Reading UV FITS file: 0341+158_S.edt ! AN table 1: 165 integrations on 171 of 171 possible baselines. ! AN table 2: 89 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.130082 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0341+158 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1615 lines of history. ! ! Reading 22600 visibilities. ![@gonzo7-0.4 0341+158_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 7.0 float win_mult win_mult = 1.8 float solint solint = 3.6/6.0 logical doflt doflt = true logical doamp float new_peak float flux_cutoff mapsize field_size,field_cell ! Map grid = 1024x1024 pixels with 0.400x0.400 milli-arcsec cellsize. select ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 2628 telescope corrections were flagged in sub-array 1. ! A total of 827 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2623 telescope corrections were flagged in sub-array 1. ! A total of 825 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2629 telescope corrections were flagged in sub-array 1. ! A total of 824 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2631 telescope corrections were flagged in sub-array 1. ! A total of 824 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.774441Jy sigma=13.739363 ! Fit after self-cal, rms=0.774231Jy sigma=13.740631 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvweight 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. doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.859 mas, bpa=-10.97 degrees ! Estimated noise=0.642675 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.166768 Jy ! Total flux subtracted in 50 components = 0.166768 Jy ! Clean residual min=-0.013696 max=0.050273 Jy/beam ! Clean residual mean=0.000009 rms=0.003675 Jy/beam ! Combined flux in latest and established models = 0.166768 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.166768 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137854Jy sigma=2.024718 ! Fit after self-cal, rms=0.137844Jy sigma=2.024700 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.052821 Jy ! Total flux subtracted in 50 components = 0.052821 Jy ! Clean residual min=-0.008668 max=0.023791 Jy/beam ! Clean residual mean=0.000003 rms=0.002328 Jy/beam ! Combined flux in latest and established models = 0.219589 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.219589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117208Jy sigma=1.594349 ! Fit after self-cal, rms=0.117095Jy sigma=1.593555 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259642 Jy ! Total flux subtracted in 50 components = 0.0259642 Jy ! Clean residual min=-0.009122 max=0.011754 Jy/beam ! Clean residual mean=-0.000000 rms=0.001885 Jy/beam ! Combined flux in latest and established models = 0.245553 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 8 components and 0.245553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111131Jy sigma=1.475648 ! Fit after self-cal, rms=0.111049Jy sigma=1.475007 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Uniform Weighting CLEAN ***" ! *** Finished Uniform Weighting CLEAN *** print "****************************************" ! **************************************** uvweight 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.606 mas, bmaj=4.588 mas, bpa=-7.117 degrees ! Estimated noise=0.321963 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161545 Jy ! Component: 100 - total flux cleaned = 0.0226564 Jy ! Total flux subtracted in 100 components = 0.0226564 Jy ! Clean residual min=-0.008535 max=0.007735 Jy/beam ! Clean residual mean=0.000014 rms=0.001664 Jy/beam ! Combined flux in latest and established models = 0.26821 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.26821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108268Jy sigma=1.436246 ! Fit after self-cal, rms=0.108222Jy sigma=1.435867 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.00* GC 0.96 HH 1.00* ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MK 1.03 NL 1.00* NY 1.22 ! OV 0.97 PT 1.00* SC 1.00* TS 0.87 ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.11 GC 0.90 HH 1.00* ! HN 0.93 KK 1.00* KP 0.85 LA 1.13 ! MA 1.00* MK 0.89 NL 0.99 NY 1.29 ! OV 1.02 PT 1.04 SC 0.83 TS 1.00* ! WF 1.00* WZ 1.19 GG 1.00* ! ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00* GC 0.86 HH 1.00* ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MK 1.02 NL 1.00* NY 1.28 ! OV 0.94 PT 1.00* SC 1.00* TS 0.94 ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.04 GC 0.85 HH 1.00* ! HN 1.04 KK 1.00* KP 1.02 LA 1.08 ! MA 1.00* MK 0.94 NL 1.08 NY 1.09 ! OV 0.96 PT 0.90 SC 0.99 TS 1.00* ! WF 1.00* WZ 1.14 GG 1.00* ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00* GC 0.99 HH 1.00* ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MK 1.03 NL 1.00* NY 1.35 ! OV 1.05 PT 1.00* SC 1.00* TS 0.84 ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 GC 0.57 HH 1.00* ! HN 1.26 KK 1.00* KP 1.12 LA 0.94 ! MA 1.00* MK 0.91 NL 1.00 NY 1.13 ! OV 1.02 PT 0.97 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.18 GG 1.00* ! ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00* GC 0.99 HH 1.00* ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MK 0.97 NL 1.00* NY 1.37 ! OV 0.92 PT 1.00* SC 1.00* TS 0.91 ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.90 GC 0.65 HH 1.00* ! HN 1.21 KK 1.00* KP 1.10 LA 0.78 ! MA 1.00* MK 0.84 NL 1.04 NY 1.09 ! OV 0.95 PT 0.96 SC 1.04 TS 1.00* ! WF 1.00* WZ 1.10 GG 1.00* ! ! ! Fit before self-cal, rms=0.108222Jy sigma=1.435867 ! Fit after self-cal, rms=0.091604Jy sigma=1.279500 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.683 mas, bmaj=4.569 mas, bpa=-7.002 degrees ! Estimated noise=0.317674 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.8, 5.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607257 Jy ! Component: 100 - total flux cleaned = 0.00653041 Jy ! Total flux subtracted in 100 components = 0.00653041 Jy ! Clean residual min=-0.002376 max=0.003125 Jy/beam ! Clean residual mean=-0.000001 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.27474 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 0.27474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091151Jy sigma=1.269707 ! Fit after self-cal, rms=0.091064Jy sigma=1.268572 ! Inverting map dynam = dynam - 1.0 doamp = true solint = solint * (6.0/3.6) flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000884736 Jy ! Component: 100 - total flux cleaned = 0.00117024 Jy ! Total flux subtracted in 100 components = 0.00117024 Jy ! Clean residual min=-0.002289 max=0.002691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.27591 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 39 components and 0.27591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090946Jy sigma=1.266554 ! Fit after self-cal, rms=0.091917Jy sigma=1.220000 ! Inverting map and beam ! Estimated beam: bmin=2.693 mas, bmaj=4.573 mas, bpa=-6.846 degrees ! Estimated noise=0.317758 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161345 Jy ! Component: 100 - total flux cleaned = 0.0017571 Jy ! Total flux subtracted in 100 components = 0.0017571 Jy ! Clean residual min=-0.001826 max=0.002170 Jy/beam ! Clean residual mean=-0.000000 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.277667 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.277667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091808Jy sigma=1.217817 ! Fit after self-cal, rms=0.092175Jy sigma=1.213643 ! Inverting map and beam ! Estimated beam: bmin=2.697 mas, bmaj=4.569 mas, bpa=-6.773 degrees ! Estimated noise=0.316657 mJy/beam. doamp = false solint = solint / (6.0/3.6) flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.26279e-05 Jy ! Component: 100 - total flux cleaned = 7.52959e-05 Jy ! Total flux subtracted in 100 components = 7.52959e-05 Jy ! Clean residual min=-0.001740 max=0.002048 Jy/beam ! Clean residual mean=0.000000 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.277743 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.277743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092110Jy sigma=1.212561 ! Fit after self-cal, rms=0.092107Jy sigma=1.212261 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0341+158_S ! Writing UV FITS file: 0341+158_S.uvf ! Writing 51 model components to file: 0341+158_S.mod ! wwins: Wrote 2 windows to 0341+158_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.697 x 4.569 at -6.773 degrees (North through East) ! Clean map min=-0.0016621 max=0.2225 Jy/beam ! Writing clean map to FITS file: 0341+158_S.fits ! Writing difmap environment to: 0341+158_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0341+158_S] device 0341+158_Suv.ps/vps,1,2 ! Attempting to open device: '0341+158_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0341+158_Sim.ps/vps ! Attempting to open device: '0341+158_Sim.ps/vps' uvweight 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. loglevs -1,2048,2 ! The new contour levels are: ! -1 1 2 4 8 16 32 64 128 256 512 1024 2048 cmul = imstat(rms)*3 ! Inverting map and beam ! Estimated beam: bmin=2.697 mas, bmaj=4.569 mas, bpa=-6.773 degrees ! Estimated noise=0.316657 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.697 x 4.569 at -6.773 degrees (North through East) ! Clean map min=-0.0016621 max=0.2225 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0341+158_S.log closed on Mon Aug 18 14:45:56 2008