! Started logfile: 0711+356_X.log on Mon Mar 3 20:29:04 2008 observe 0711+356_X.edt ! Reading UV FITS file: 0711+356_X.edt ! AN table 1: 42 integrations on 136 of 136 possible baselines. ! AN table 2: 42 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0939251 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0711+356 ! ! 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 1230 lines of history. ! ! Reading 4292 visibilities. ![@gonzo7-0.1 0711+356_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 578 telescope corrections were flagged in sub-array 1. ! A total of 545 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 596 telescope corrections were flagged in sub-array 1. ! A total of 546 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 641 telescope corrections were flagged in sub-array 1. ! A total of 550 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 621 telescope corrections were flagged in sub-array 1. ! A total of 552 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.651695Jy sigma=0.012798 ! Fit after self-cal, rms=0.650880Jy sigma=0.012890 ! 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=1.102 mas, bmaj=1.73 mas, bpa=-79.43 degrees ! Estimated noise=2266.28 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 = 0.269855 Jy ! Total flux subtracted in 50 components = 0.269855 Jy ! Clean residual min=-0.026363 max=0.075279 Jy/beam ! Clean residual mean=0.000027 rms=0.009772 Jy/beam ! Combined flux in latest and established models = 0.269855 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.269855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111314Jy sigma=0.002305 ! Fit after self-cal, rms=0.111317Jy sigma=0.002305 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.063559 Jy ! Total flux subtracted in 50 components = 0.063559 Jy ! Clean residual min=-0.016261 max=0.023894 Jy/beam ! Clean residual mean=0.000095 rms=0.004958 Jy/beam ! Combined flux in latest and established models = 0.333414 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.333414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073746Jy sigma=0.001329 ! Fit after self-cal, rms=0.073803Jy sigma=0.001328 ! 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=1.481 mas, bmaj=2.109 mas, bpa=-79.65 degrees ! Estimated noise=855.792 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 = 0.0332538 Jy ! Component: 100 - total flux cleaned = 0.0469441 Jy ! Total flux subtracted in 100 components = 0.0469441 Jy ! Clean residual min=-0.010160 max=0.012673 Jy/beam ! Clean residual mean=0.000262 rms=0.002905 Jy/beam ! Combined flux in latest and established models = 0.380358 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 48 components and 0.380358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061638Jy sigma=0.000949 ! Fit after self-cal, rms=0.061668Jy sigma=0.000948 ! 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 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MC 1.03 ! MK 1.00* NL 1.00* NY 1.00 ON 0.95 ! OV 1.00* PT 1.00* SC 1.00* WF 0.96 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 1.03 HN 1.00* ! KK 1.00* KP 0.99 LA 0.99 MC 1.00* ! MK 1.00* NL 1.02 NY 1.00* ON 1.00* ! OV 1.00 PT 0.98 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MC 1.01 ! MK 1.00* NL 1.00* NY 0.98 ON 0.92 ! OV 1.00* PT 1.00* SC 1.00* WF 0.98 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 GC 1.01 HN 1.00* ! KK 1.00* KP 0.99 LA 0.99 MC 1.00* ! MK 1.00* NL 1.02 NY 1.00* ON 1.00* ! OV 1.01 PT 0.98 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 0.93 ! KK 1.00* KP 1.00* LA 1.00* MC 1.01 ! MK 1.00* NL 1.00* NY 1.02 ON 0.97 ! OV 1.00* PT 1.00* SC 1.00* WF 0.94 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 1.04 HN 1.00* ! KK 1.00* KP 0.99 LA 0.98 MC 1.00* ! MK 1.00* NL 1.05 NY 1.00* ON 1.00* ! OV 1.01 PT 0.98 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 1.02 ! KK 1.00* KP 1.00* LA 1.00* MC 1.00 ! MK 1.00* NL 1.00* NY 1.00 ON 0.95 ! OV 1.00* PT 1.00* SC 1.00* WF 0.95 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 GC 1.04 HN 1.00* ! KK 1.00* KP 0.99 LA 0.99 MC 1.00* ! MK 1.00* NL 1.03 NY 1.00* ON 1.00* ! OV 1.01 PT 0.98 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.061668Jy sigma=0.000948 ! Fit after self-cal, rms=0.061404Jy sigma=0.000939 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.516 mas, bmaj=2.205 mas, bpa=-78.29 degrees ! Estimated noise=851.352 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 = 0.000457297 Jy ! Component: 100 - total flux cleaned = 0.000577878 Jy ! Total flux subtracted in 100 components = 0.000577878 Jy ! Clean residual min=-0.010297 max=0.012972 Jy/beam ! Clean residual mean=0.000201 rms=0.002579 Jy/beam ! Combined flux in latest and established models = 0.380936 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 52 components and 0.380936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060878Jy sigma=0.000937 ! Fit after self-cal, rms=0.060940Jy sigma=0.000937 ! 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) ! Added new window around map position (6.5, -3.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010638 Jy ! Component: 100 - total flux cleaned = 0.012319 Jy ! Total flux subtracted in 100 components = 0.012319 Jy ! Clean residual min=-0.008502 max=0.008308 Jy/beam ! Clean residual mean=0.000179 rms=0.002100 Jy/beam ! Combined flux in latest and established models = 0.393255 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.393255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058619Jy sigma=0.000904 ! Fit after self-cal, rms=0.056614Jy sigma=0.000891 ! Inverting map and beam ! Estimated beam: bmin=1.509 mas, bmaj=2.199 mas, bpa=-78.17 degrees ! Estimated noise=848.696 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 = 0.00416175 Jy ! Component: 100 - total flux cleaned = 0.00585067 Jy ! Total flux subtracted in 100 components = 0.00585067 Jy ! Clean residual min=-0.008231 max=0.007799 Jy/beam ! Clean residual mean=0.000140 rms=0.001902 Jy/beam ! Combined flux in latest and established models = 0.399105 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 0.399105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055793Jy sigma=0.000883 ! Fit after self-cal, rms=0.055630Jy sigma=0.000882 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0711+356_X ! Writing UV FITS file: 0711+356_X.uvf ! Writing 83 model components to file: 0711+356_X.mod ! wwins: Wrote 2 windows to 0711+356_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.509 x 2.199 at -78.17 degrees (North through East) ! Clean map min=-0.0079821 max=0.35098 Jy/beam ! Writing clean map to FITS file: 0711+356_X.fits ! Writing difmap environment to: 0711+356_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0711+356_X] device 0711+356_Xuv.ps/vps,1,2 ! Attempting to open device: '0711+356_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0711+356_Xim.ps/vps ! Attempting to open device: '0711+356_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=1.509 mas, bmaj=2.199 mas, bpa=-78.17 degrees ! Estimated noise=848.696 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.509 x 2.199 at -78.17 degrees (North through East) ! Clean map min=-0.0079821 max=0.35098 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0711+356_X.log closed on Mon Mar 3 20:29:09 2008