! Started logfile: 0454-234_X.log on Wed Apr 8 18:11:55 2009 observe 0454-234_X.edt2 ! Reading UV FITS file: 0454-234_X.edt2 ! AN table 1: 27 integrations on 190 of 190 possible baselines. ! AN table 2: 77 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.091751 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0454-234 ! ! 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 1495 lines of history. ! ! Reading 7252 visibilities. ![@gonzo7-0.1 0454-234_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 458 telescope corrections were flagged in sub-array 1. ! A total of 1412 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 467 telescope corrections were flagged in sub-array 1. ! A total of 1390 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 472 telescope corrections were flagged in sub-array 1. ! A total of 1413 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 462 telescope corrections were flagged in sub-array 1. ! A total of 1424 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.270576Jy sigma=2.862699 ! Fit after self-cal, rms=0.235052Jy sigma=2.862934 ! 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=0.6868 mas, bmaj=1.397 mas, bpa=-4.032 degrees ! Estimated noise=1.77296 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 = 0.829877 Jy ! Total flux subtracted in 50 components = 0.829877 Jy ! Clean residual min=-0.052349 max=0.231444 Jy/beam ! Clean residual mean=0.000867 rms=0.016259 Jy/beam ! Combined flux in latest and established models = 0.829877 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 0.829877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.347110Jy sigma=4.756128 ! Fit after self-cal, rms=0.347110Jy sigma=4.756126 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.200397 Jy ! Total flux subtracted in 50 components = 0.200397 Jy ! Clean residual min=-0.026729 max=0.080693 Jy/beam ! Clean residual mean=0.000488 rms=0.008253 Jy/beam ! Combined flux in latest and established models = 1.03027 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.03027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213035Jy sigma=2.571966 ! Fit after self-cal, rms=0.212873Jy sigma=2.569992 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0860523 Jy ! Total flux subtracted in 50 components = 0.0860523 Jy ! Clean residual min=-0.022204 max=0.038439 Jy/beam ! Clean residual mean=0.000324 rms=0.005883 Jy/beam ! Combined flux in latest and established models = 1.11633 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 11 components and 1.11633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174788Jy sigma=1.909404 ! Fit after self-cal, rms=0.174592Jy sigma=1.905601 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0428256 Jy ! Total flux subtracted in 50 components = 0.0428256 Jy ! Clean residual min=-0.020583 max=0.024787 Jy/beam ! Clean residual mean=0.000242 rms=0.005122 Jy/beam ! Combined flux in latest and established models = 1.15915 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 14 components and 1.15915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162725Jy sigma=1.693244 ! Fit after self-cal, rms=0.162576Jy sigma=1.690045 ! 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=0.8476 mas, bmaj=1.377 mas, bpa=-3.353 degrees ! Estimated noise=1.36263 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 = 0.0315124 Jy ! Component: 100 - total flux cleaned = 0.044483 Jy ! Total flux subtracted in 100 components = 0.044483 Jy ! Clean residual min=-0.021669 max=0.022855 Jy/beam ! Clean residual mean=0.001156 rms=0.005751 Jy/beam ! Combined flux in latest and established models = 1.20363 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 19 components and 1.20363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156249Jy sigma=1.591330 ! Fit after self-cal, rms=0.156200Jy sigma=1.589556 ! 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 0.98 GC 1.00* HH 1.03 ! HN 0.99 KK 1.00* KP 0.96 LA 0.88 ! MA 1.24 MC 1.11 MK 1.00* NL 1.13 ! NY 1.00* ON 1.00* OV 1.03 PT 1.02 ! SC 1.02 TS 1.00* WF 0.97 WZ 1.04 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 1.00* HH 1.06 ! HN 1.07 KK 1.00* KP 1.02 LA 1.10 ! MA 0.93 MC 0.95 MK 0.99 NL 0.96 ! NY 1.00* ON 1.00* OV 1.01 PT 0.98 ! SC 0.90 TS 1.00* WF 1.00* WZ 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HH 1.03 ! HN 1.00 KK 1.00* KP 0.94 LA 0.92 ! MA 1.02 MC 1.19 MK 1.00* NL 1.16 ! NY 1.00* ON 1.00* OV 1.03 PT 0.98 ! SC 1.00* TS 1.00* WF 0.95 WZ 0.99 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.00* HH 0.98 ! HN 1.04 KK 1.00* KP 1.08 LA 1.12 ! MA 0.90 MC 0.94 MK 0.96 NL 0.94 ! NY 1.00* ON 1.00* OV 1.00 PT 1.01 ! SC 0.98 TS 1.00* WF 1.00* WZ 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* HH 1.20 ! HN 0.99 KK 1.00* KP 0.94 LA 0.89 ! MA 0.98 MC 1.00* MK 1.00* NL 1.13 ! NY 1.00* ON 1.00* OV 0.99 PT 1.00 ! SC 0.98 TS 1.00* WF 0.99 WZ 0.75 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 GC 1.00* HH 1.05 ! HN 1.05 KK 1.00* KP 1.04 LA 1.12 ! MA 0.95 MC 0.92 MK 0.97 NL 0.93 ! NY 1.00* ON 1.00* OV 0.98 PT 0.98 ! SC 1.01 TS 1.00* WF 1.00* WZ 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 GC 1.00* HH 1.38 ! HN 1.04 KK 1.00* KP 0.92 LA 0.89 ! MA 0.91 MC 1.00* MK 1.00* NL 1.16 ! NY 1.00* ON 1.00* OV 1.01 PT 1.02 ! SC 1.06 TS 1.00* WF 0.96 WZ 0.94 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 GC 1.00* HH 1.27 ! HN 1.06 KK 1.00* KP 1.02 LA 1.12 ! MA 0.85 MC 0.94 MK 0.95 NL 0.93 ! NY 1.00* ON 1.00* OV 0.98 PT 1.00 ! SC 0.97 TS 1.00* WF 1.00* WZ 0.90 ! ! ! Fit before self-cal, rms=0.156200Jy sigma=1.589556 ! Fit after self-cal, rms=0.132019Jy sigma=1.131576 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8381 mas, bmaj=1.702 mas, bpa=-4.12 degrees ! Estimated noise=1.39091 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 = 0.0049351 Jy ! Component: 100 - total flux cleaned = 0.00593554 Jy ! Total flux subtracted in 100 components = 0.00593554 Jy ! Clean residual min=-0.007771 max=0.009556 Jy/beam ! Clean residual mean=0.000638 rms=0.001997 Jy/beam ! Combined flux in latest and established models = 1.20957 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 23 components and 1.20957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130978Jy sigma=1.123552 ! Fit after self-cal, rms=0.131046Jy sigma=1.122367 ! 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 = 0.000912661 Jy ! Component: 100 - total flux cleaned = 0.000714267 Jy ! Total flux subtracted in 100 components = 0.000714267 Jy ! Clean residual min=-0.007729 max=0.009027 Jy/beam ! Clean residual mean=0.000634 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 1.21028 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 1.21028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130571Jy sigma=1.119292 ! Fit after self-cal, rms=0.127870Jy sigma=1.044969 ! Inverting map and beam ! Estimated beam: bmin=0.8421 mas, bmaj=1.707 mas, bpa=-4.347 degrees ! Estimated noise=1.3937 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 = 0.00168507 Jy ! Component: 100 - total flux cleaned = 0.00203356 Jy ! Total flux subtracted in 100 components = 0.00203356 Jy ! Clean residual min=-0.005951 max=0.006973 Jy/beam ! Clean residual mean=0.000268 rms=0.001629 Jy/beam ! Combined flux in latest and established models = 1.21232 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 32 components and 1.21232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127655Jy sigma=1.043079 ! Fit after self-cal, rms=0.127662Jy sigma=1.042326 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0454-234_X ! Writing UV FITS file: 0454-234_X.uvf ! Writing 32 model components to file: 0454-234_X.mod ! wwins: Wrote 1 windows to 0454-234_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8421 x 1.707 at -4.347 degrees (North through East) ! Clean map min=-0.0056247 max=1.0968 Jy/beam ! Writing clean map to FITS file: 0454-234_X.fits ! Writing difmap environment to: 0454-234_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0454-234_X] device 0454-234_Xuv.ps/vps,1,2 ! Attempting to open device: '0454-234_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0454-234_Xim.ps/vps ! Attempting to open device: '0454-234_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=0.8421 mas, bmaj=1.707 mas, bpa=-4.347 degrees ! Estimated noise=1.3937 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8421 x 1.707 at -4.347 degrees (North through East) ! Clean map min=-0.0056247 max=1.0968 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0454-234_X.log closed on Wed Apr 8 18:12:02 2009