! Started logfile: 1357+769_X.log on Tue Mar 25 10:52:39 2008 observe 1357+769_X.edt ! Reading UV FITS file: 1357+769_X.edt ! AN table 1: 85 integrations on 136 of 136 possible baselines. ! AN table 2: 41 integrations on 136 of 136 possible baselines. ! AN table 3: 49 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.458067 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1357+769 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1222 lines of history. ! ! Reading 43608 visibilities. ![@gonzo7-0.1 1357+769_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 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 0.100x0.100 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 800 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! A total of 437 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 796 telescope corrections were flagged in sub-array 1. ! A total of 295 telescope corrections were flagged in sub-array 2. ! A total of 435 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 763 telescope corrections were flagged in sub-array 1. ! A total of 292 telescope corrections were flagged in sub-array 2. ! A total of 435 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 815 telescope corrections were flagged in sub-array 1. ! A total of 328 telescope corrections were flagged in sub-array 2. ! A total of 477 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.327806Jy sigma=0.004791 ! Fit after self-cal, rms=0.327702Jy sigma=0.004791 ! 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=0.5232 mas, bmaj=0.6042 mas, bpa=-19.2 degrees ! Estimated noise=594.444 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 = 0.521593 Jy ! Total flux subtracted in 50 components = 0.521593 Jy ! Clean residual min=-0.013122 max=0.145590 Jy/beam ! Clean residual mean=-0.000052 rms=0.003547 Jy/beam ! Combined flux in latest and established models = 0.521593 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 0.521593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187967Jy sigma=0.002825 ! Fit after self-cal, rms=0.187967Jy sigma=0.002825 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113741 Jy ! Total flux subtracted in 50 components = 0.113741 Jy ! Clean residual min=-0.004601 max=0.031748 Jy/beam ! Clean residual mean=-0.000024 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 0.635335 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 0.635335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104812Jy sigma=0.001473 ! Fit after self-cal, rms=0.104811Jy sigma=0.001473 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0316929 Jy ! Total flux subtracted in 50 components = 0.0316929 Jy ! Clean residual min=-0.003675 max=0.015421 Jy/beam ! Clean residual mean=-0.000017 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.667028 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 12 components and 0.667028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093465Jy sigma=0.001253 ! Fit after self-cal, rms=0.093452Jy sigma=0.001253 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0190512 Jy ! Total flux subtracted in 50 components = 0.0190512 Jy ! Clean residual min=-0.003051 max=0.010232 Jy/beam ! Clean residual mean=-0.000013 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.686079 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.686079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089167Jy sigma=0.001160 ! Fit after self-cal, rms=0.089159Jy sigma=0.001160 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126994 Jy ! Total flux subtracted in 50 components = 0.0126994 Jy ! Clean residual min=-0.002954 max=0.006876 Jy/beam ! Clean residual mean=-0.000010 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.698778 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 23 components and 0.698778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087169Jy sigma=0.001114 ! Fit after self-cal, rms=0.087162Jy sigma=0.001114 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00873005 Jy ! Total flux subtracted in 50 components = 0.00873005 Jy ! Clean residual min=-0.002905 max=0.004814 Jy/beam ! Clean residual mean=-0.000008 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.707508 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 27 components and 0.707508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086214Jy sigma=0.001091 ! Fit after self-cal, rms=0.086207Jy sigma=0.001091 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00619241 Jy ! Total flux subtracted in 50 components = 0.00619241 Jy ! Clean residual min=-0.002866 max=0.003603 Jy/beam ! Clean residual mean=-0.000007 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.7137 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 31 components and 0.713701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085734Jy sigma=0.001079 ! Fit after self-cal, rms=0.085729Jy sigma=0.001079 ! 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=0.6559 mas, bmaj=0.7757 mas, bpa=-32.39 degrees ! Estimated noise=292.134 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 = 0.00770375 Jy ! Component: 100 - total flux cleaned = 0.0119369 Jy ! Total flux subtracted in 100 components = 0.0119369 Jy ! Clean residual min=-0.001671 max=0.003545 Jy/beam ! Clean residual mean=0.000049 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.725637 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 48 components and 0.725637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085260Jy sigma=0.001065 ! Fit after self-cal, rms=0.085260Jy sigma=0.001065 ! Inverting map ! Added new window around map position (-1.9, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371307 Jy ! Component: 100 - total flux cleaned = 0.00610826 Jy ! Total flux subtracted in 100 components = 0.00610826 Jy ! Clean residual min=-0.001495 max=0.002221 Jy/beam ! Clean residual mean=0.000039 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.731746 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 0.731746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085129Jy sigma=0.001062 ! Fit after self-cal, rms=0.085117Jy sigma=0.001062 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.01 HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.01 NY 1.00 ON 1.01 ! OV 1.00 PT 1.00 SC 1.00 WF 1.00 ! WZ 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.00* HN 1.00 ! KK 1.02 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00* NL 1.01 NY 1.00 ON 1.01 ! OV 1.00 PT 1.00* SC 1.01 WF 1.00 ! WZ 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.01 HN 1.00 ! KK 1.01 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.00 NY 1.00 ON 1.00 ! OV 1.00 PT 1.00 SC 1.00 WF 0.99 ! WZ 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.01 HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.01 NY 1.00 ON 1.00 ! OV 1.00 PT 1.00 SC 1.00 WF 1.00 ! WZ 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* HN 1.00 ! KK 1.01 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00* NL 1.02 NY 1.00 ON 1.00 ! OV 1.00 PT 1.00* SC 1.01 WF 0.99 ! WZ 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.01 HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.00 NY 1.00 ON 0.99 ! OV 1.00 PT 1.00 SC 1.00 WF 1.00 ! WZ 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.01 HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.01 NY 1.00 ON 0.99 ! OV 1.00 PT 1.00 SC 1.00 WF 1.01 ! WZ 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* HN 1.00 ! KK 1.01 KP 1.00 LA 0.99 MC 1.00 ! MK 1.00* NL 1.01 NY 1.00 ON 1.00 ! OV 1.00 PT 1.00* SC 1.01 WF 1.00 ! WZ 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.01 HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.00 NY 1.00 ON 0.99 ! OV 1.00 PT 1.00 SC 1.00 WF 0.98 ! WZ 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.01 HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.01 NY 1.00 ON 0.99 ! OV 1.00 PT 1.00 SC 1.00 WF 1.01 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 GC 1.00* HN 1.00 ! KK 1.02 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00* NL 1.01 NY 1.01 ON 1.00 ! OV 1.00 PT 1.00* SC 1.01 WF 1.01 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.00 HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00 ! MK 1.00 NL 1.00 NY 1.00 ON 0.99 ! OV 1.01 PT 1.00 SC 1.00 WF 1.02 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.085117Jy sigma=0.001062 ! Fit after self-cal, rms=0.085190Jy sigma=0.001060 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.656 mas, bmaj=0.7756 mas, bpa=-32.53 degrees ! Estimated noise=291.79 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 = 0.00151448 Jy ! Component: 100 - total flux cleaned = 0.00254731 Jy ! Total flux subtracted in 100 components = 0.00254731 Jy ! Clean residual min=-0.001347 max=0.001489 Jy/beam ! Clean residual mean=0.000037 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.734293 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 72 components and 0.734293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085165Jy sigma=0.001060 ! Fit after self-cal, rms=0.085165Jy sigma=0.001060 ! 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 = 0.000838505 Jy ! Component: 100 - total flux cleaned = 0.00118085 Jy ! Total flux subtracted in 100 components = 0.00118085 Jy ! Clean residual min=-0.001321 max=0.001469 Jy/beam ! Clean residual mean=0.000035 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.735474 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.735474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085156Jy sigma=0.001059 ! Fit after self-cal, rms=0.084988Jy sigma=0.001057 ! Inverting map and beam ! Estimated beam: bmin=0.6558 mas, bmaj=0.7754 mas, bpa=-32.57 degrees ! Estimated noise=291.954 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 = 0.00101053 Jy ! Component: 100 - total flux cleaned = 0.00173042 Jy ! Total flux subtracted in 100 components = 0.00173042 Jy ! Clean residual min=-0.001301 max=0.001394 Jy/beam ! Clean residual mean=0.000027 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.737204 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 0.737204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084977Jy sigma=0.001057 ! Fit after self-cal, rms=0.084977Jy sigma=0.001057 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1357+769_X ! Writing UV FITS file: 1357+769_X.uvf ! Writing 85 model components to file: 1357+769_X.mod ! wwins: Wrote 2 windows to 1357+769_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6558 x 0.7754 at -32.57 degrees (North through East) ! Clean map min=-0.0012226 max=0.68343 Jy/beam ! Writing clean map to FITS file: 1357+769_X.fits ! Writing difmap environment to: 1357+769_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1357+769_X] device 1357+769_Xuv.ps/vps,1,2 ! Attempting to open device: '1357+769_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1357+769_Xim.ps/vps ! Attempting to open device: '1357+769_Xim.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=0.6558 mas, bmaj=0.7754 mas, bpa=-32.57 degrees ! Estimated noise=291.954 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6558 x 0.7754 at -32.57 degrees (North through East) ! Clean map min=-0.0012226 max=0.68343 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1357+769_X.log closed on Tue Mar 25 10:52:49 2008