! Started logfile: 0642+449_S.log on Wed Aug 20 11:33:51 2008 observe 0642+449_S.edt2 ! Reading UV FITS file: 0642+449_S.edt2 ! AN table 1: 17 integrations on 171 of 171 possible baselines. ! AN table 2: 24 integrations on 171 of 171 possible baselines. ! AN table 3: 27 integrations on 171 of 171 possible baselines. ! AN table 4: 71 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.188481 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0642+449 ! ! 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 17920 visibilities. ![@gonzo7-0.4 0642+449_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 249 telescope corrections were flagged in sub-array 1. ! A total of 269 telescope corrections were flagged in sub-array 2. ! A total of 379 telescope corrections were flagged in sub-array 3. ! A total of 945 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 244 telescope corrections were flagged in sub-array 1. ! A total of 262 telescope corrections were flagged in sub-array 2. ! A total of 390 telescope corrections were flagged in sub-array 3. ! A total of 945 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 246 telescope corrections were flagged in sub-array 1. ! A total of 264 telescope corrections were flagged in sub-array 2. ! A total of 379 telescope corrections were flagged in sub-array 3. ! A total of 962 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 248 telescope corrections were flagged in sub-array 1. ! A total of 262 telescope corrections were flagged in sub-array 2. ! A total of 379 telescope corrections were flagged in sub-array 3. ! A total of 948 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.361853Jy sigma=4.981457 ! Fit after self-cal, rms=0.357332Jy sigma=4.974498 ! 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=1.928 mas, bmaj=3.021 mas, bpa=5.616 degrees ! Estimated noise=0.842685 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 = 0.526982 Jy ! Total flux subtracted in 50 components = 0.526982 Jy ! Clean residual min=-0.019572 max=0.147018 Jy/beam ! Clean residual mean=-0.000018 rms=0.005755 Jy/beam ! Combined flux in latest and established models = 0.526982 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.526982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242188Jy sigma=3.334825 ! Fit after self-cal, rms=0.242188Jy sigma=3.334822 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.12111 Jy ! Total flux subtracted in 50 components = 0.12111 Jy ! Clean residual min=-0.018126 max=0.045684 Jy/beam ! Clean residual mean=-0.000031 rms=0.003828 Jy/beam ! Combined flux in latest and established models = 0.648093 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 4 components and 0.648093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182433Jy sigma=2.306658 ! Fit after self-cal, rms=0.182427Jy sigma=2.306500 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0486808 Jy ! Total flux subtracted in 50 components = 0.0486808 Jy ! Clean residual min=-0.017420 max=0.023090 Jy/beam ! Clean residual mean=-0.000036 rms=0.003471 Jy/beam ! Combined flux in latest and established models = 0.696773 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 6 components and 0.696773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171079Jy sigma=2.109572 ! Fit after self-cal, rms=0.171048Jy sigma=2.109060 ! 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=2.278 mas, bmaj=3.419 mas, bpa=7.149 degrees ! Estimated noise=0.517967 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 (3.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0318841 Jy ! Component: 100 - total flux cleaned = 0.0510056 Jy ! Total flux subtracted in 100 components = 0.0510056 Jy ! Clean residual min=-0.014556 max=0.014341 Jy/beam ! Clean residual mean=-0.000491 rms=0.003123 Jy/beam ! Combined flux in latest and established models = 0.747779 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.747779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165629Jy sigma=2.007133 ! Fit after self-cal, rms=0.165294Jy sigma=2.003364 ! 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 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00* GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 1.00* LA 1.00* ! MA 1.62 MK 1.00* NL 1.06 NY 1.02 ! OV 1.00* PT 1.00* SC 1.10 TS 1.21 ! WF 1.00 WZ 0.95 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.13 GC 1.04 HH 1.00* ! HN 1.00 KK 0.93 KP 0.89 LA 1.11 ! MA 1.43 MK 0.92 NL 0.98 NY 1.24 ! OV 1.05 PT 1.07 SC 0.82 TS 1.00* ! WF 1.16 WZ 1.04 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.21 GC 1.01 HH 1.00* ! HN 0.97 KK 1.00* KP 0.89 LA 1.15 ! MA 0.84 MK 0.95 NL 0.96 NY 1.14 ! OV 1.05 PT 1.07 SC 1.00* TS 1.00* ! WF 1.06 WZ 1.26 GG 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.99 GC 1.09 HH 1.00* ! HN 0.90 KK 0.81 KP 0.91 LA 1.05 ! MA 1.00* MK 0.77 NL 0.88 NY 1.08 ! OV 0.97 PT 1.02 SC 0.85 TS 1.01 ! WF 1.24 WZ 1.09 GG 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00* GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 1.00* LA 1.00* ! MA 0.84 MK 1.00* NL 1.04 NY 1.07 ! OV 1.00* PT 1.00* SC 1.07 TS 1.21 ! WF 1.05 WZ 1.03 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.05 GC 1.01 HH 1.00* ! HN 1.03 KK 0.95 KP 1.04 LA 1.12 ! MA 0.94 MK 1.02 NL 1.08 NY 1.18 ! OV 0.95 PT 0.91 SC 0.99 TS 1.00* ! WF 1.05 WZ 1.11 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.07 GC 1.08 HH 1.00* ! HN 1.03 KK 1.00* KP 1.04 LA 1.08 ! MA 1.00* MK 1.03 NL 1.05 NY 1.07 ! OV 1.02 PT 0.89 SC 1.00* TS 1.00* ! WF 1.04 WZ 1.22 GG 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 0.92 GC 0.99 HH 1.00* ! HN 0.98 KK 0.81 KP 0.99 LA 1.03 ! MA 1.00* MK 0.80 NL 0.98 NY 1.06 ! OV 0.93 PT 0.87 SC 1.02 TS 1.04 ! WF 1.15 WZ 1.03 GG 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00* LA 1.00* ! MA 1.24 MK 1.00* NL 1.03 NY 1.02 ! OV 1.00* PT 1.00* SC 1.12 TS 1.20 ! WF 1.08 WZ 0.98 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.99 GC 1.04 HH 1.00* ! HN 1.25 KK 0.97 KP 1.16 LA 0.92 ! MA 1.49 MK 0.96 NL 1.00 NY 1.17 ! OV 1.06 PT 0.98 SC 1.04 TS 1.00* ! WF 1.12 WZ 0.97 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 GC 0.60 HH 1.00* ! HN 1.21 KK 1.00* KP 1.12 LA 0.91 ! MA 1.24 MK 0.97 NL 0.95 NY 1.09 ! OV 1.02 PT 0.93 SC 1.00* TS 1.00* ! WF 1.09 WZ 1.13 GG 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.84 GC 1.04 HH 1.00* ! HN 1.18 KK 0.76 KP 1.07 LA 0.82 ! MA 1.00* MK 0.76 NL 0.92 NY 1.02 ! OV 0.99 PT 0.92 SC 1.12 TS 1.00 ! WF 1.11 WZ 1.03 GG 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00* GC 1.00* HH 1.00* ! HN 1.06 KK 1.00* KP 1.00* LA 1.00* ! MA 0.94 MK 1.00* NL 0.99 NY 1.08 ! OV 1.00* PT 1.00* SC 1.01 TS 1.19 ! WF 1.04 WZ 0.92 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.90 GC 1.01 HH 1.00* ! HN 1.17 KK 1.01 KP 1.13 LA 0.77 ! MA 1.33 MK 0.90 NL 1.02 NY 1.15 ! OV 0.94 PT 0.90 SC 1.04 TS 1.00* ! WF 0.99 WZ 0.96 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.91 GC 0.79 HH 1.00* ! HN 1.11 KK 1.00* KP 1.10 LA 0.82 ! MA 1.00 MK 0.91 NL 0.98 NY 1.11 ! OV 0.96 PT 0.99 SC 1.00* TS 1.00* ! WF 1.07 WZ 1.17 GG 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 0.79 GC 1.04 HH 1.00* ! HN 1.14 KK 0.75 KP 1.03 LA 0.74 ! MA 1.00* MK 0.69 NL 0.92 NY 1.04 ! OV 0.89 PT 0.94 SC 1.08 TS 1.00 ! WF 1.14 WZ 1.11 GG 1.00* ! ! ! Fit before self-cal, rms=0.165294Jy sigma=2.003364 ! Fit after self-cal, rms=0.126673Jy sigma=1.246035 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.304 mas, bmaj=3.423 mas, bpa=5.678 degrees ! Estimated noise=0.514604 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 = 0.00783664 Jy ! Component: 100 - total flux cleaned = 0.00810296 Jy ! Total flux subtracted in 100 components = 0.00810296 Jy ! Clean residual min=-0.003753 max=0.004012 Jy/beam ! Clean residual mean=0.000098 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.755882 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.755882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125593Jy sigma=1.230014 ! Fit after self-cal, rms=0.125376Jy sigma=1.227078 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193958 Jy ! Component: 100 - total flux cleaned = 0.00177632 Jy ! Total flux subtracted in 100 components = 0.00177632 Jy ! Clean residual min=-0.003357 max=0.003991 Jy/beam ! Clean residual mean=0.000090 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.757658 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.757658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125055Jy sigma=1.223016 ! Fit after self-cal, rms=0.124999Jy sigma=1.222212 ! 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 = 0.000741453 Jy ! Component: 100 - total flux cleaned = 0.000388249 Jy ! Total flux subtracted in 100 components = 0.000388249 Jy ! Clean residual min=-0.003496 max=0.003964 Jy/beam ! Clean residual mean=0.000089 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.758046 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.758046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124854Jy sigma=1.220726 ! Fit after self-cal, rms=0.123529Jy sigma=1.145645 ! Inverting map and beam ! Estimated beam: bmin=2.307 mas, bmaj=3.421 mas, bpa=5.615 degrees ! Estimated noise=0.514618 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294413 Jy ! Component: 100 - total flux cleaned = 0.00326233 Jy ! Total flux subtracted in 100 components = 0.00326233 Jy ! Clean residual min=-0.002658 max=0.003005 Jy/beam ! Clean residual mean=0.000049 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.761309 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.761309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123335Jy sigma=1.143811 ! Fit after self-cal, rms=0.123270Jy sigma=1.135358 ! Inverting map and beam ! Estimated beam: bmin=2.308 mas, bmaj=3.42 mas, bpa=5.571 degrees ! Estimated noise=0.514167 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 = 0.000989909 Jy ! Component: 100 - total flux cleaned = 0.00135964 Jy ! Total flux subtracted in 100 components = 0.00135964 Jy ! Clean residual min=-0.002626 max=0.002903 Jy/beam ! Clean residual mean=0.000034 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.762668 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 42 components and 0.762668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123162Jy sigma=1.134442 ! Fit after self-cal, rms=0.123149Jy sigma=1.134097 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0642+449_S ! Writing UV FITS file: 0642+449_S.uvf ! Writing 42 model components to file: 0642+449_S.mod ! wwins: Wrote 2 windows to 0642+449_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.308 x 3.42 at 5.571 degrees (North through East) ! Clean map min=-0.0024981 max=0.67471 Jy/beam ! Writing clean map to FITS file: 0642+449_S.fits ! Writing difmap environment to: 0642+449_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0642+449_S] device 0642+449_Suv.ps/vps,1,2 ! Attempting to open device: '0642+449_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0642+449_Sim.ps/vps ! Attempting to open device: '0642+449_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=2.308 mas, bmaj=3.42 mas, bpa=5.571 degrees ! Estimated noise=0.514167 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.308 x 3.42 at 5.571 degrees (North through East) ! Clean map min=-0.0024981 max=0.67471 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0642+449_S.log closed on Wed Aug 20 11:34:02 2008