! Started logfile: 2054-377_X.log on Thu Jul 10 16:21:21 2008 observe 2054-377_X.edt ! Reading UV FITS file: 2054-377_X.edt ! AN table 1: 63 integrations on 190 of 190 possible baselines. ! AN table 2: 37 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0414737 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2054-377 ! ! 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 1472 lines of history. ! ! Reading 3152 visibilities. ![@gonzo7-0.1 2054-377_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 1233 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1233 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1233 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1236 telescope corrections were flagged in sub-array 1. ! A total of 565 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.821805Jy sigma=12.655076 ! Fit after self-cal, rms=0.818089Jy sigma=12.774821 ! 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=0.9896 mas, bmaj=1.799 mas, bpa=-2.293 degrees ! Estimated noise=1.764 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 = 0.186295 Jy ! Total flux subtracted in 50 components = 0.186295 Jy ! Clean residual min=-0.022917 max=0.054116 Jy/beam ! Clean residual mean=-0.001031 rms=0.009688 Jy/beam ! Combined flux in latest and established models = 0.186295 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 0.186295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169843Jy sigma=2.023545 ! Fit after self-cal, rms=0.169862Jy sigma=2.023539 ! 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=1.164 mas, bmaj=2.622 mas, bpa=-11.62 degrees ! Estimated noise=1.09912 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 = 0.0503775 Jy ! Component: 100 - total flux cleaned = 0.073941 Jy ! Total flux subtracted in 100 components = 0.073941 Jy ! Clean residual min=-0.013807 max=0.020722 Jy/beam ! Clean residual mean=-0.002051 rms=0.005307 Jy/beam ! Combined flux in latest and established models = 0.260236 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.260236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165596Jy sigma=1.466942 ! Fit after self-cal, rms=0.165305Jy sigma=1.466400 ! 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 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.85 GC 1.00* HH 1.00* ! HN 2.12 KK 1.00* KP 0.93 LA 0.79 ! MA 1.00* MC 1.00* MK 1.00* NL 1.14 ! NY 1.00* ON 1.00* OV 1.00* PT 0.94 ! SC 1.08 TS 1.00* WF 0.88 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.92 GC 1.00* HH 1.00* ! HN 2.45 KK 1.00* KP 0.97 LA 0.92 ! MA 1.00* MC 1.00* MK 1.00* NL 1.15 ! NY 1.00* ON 1.00* OV 1.00* PT 0.95 ! SC 1.00 TS 1.00* WF 0.87 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.97 KK 1.00* KP 0.97 LA 0.95 ! MA 1.00* MC 1.00* MK 1.00* NL 1.13 ! NY 1.00* ON 1.00* OV 1.00* PT 0.86 ! SC 1.07 TS 1.00* WF 0.96 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.86 KK 1.00* KP 1.02 LA 0.91 ! MA 1.00* MC 1.00* MK 1.00* NL 0.99 ! NY 1.00* ON 1.00* OV 1.00* PT 0.97 ! SC 0.96 TS 1.00* WF 0.80 WZ 1.00* ! ! ! Fit before self-cal, rms=0.165305Jy sigma=1.466400 ! Fit after self-cal, rms=0.260697Jy sigma=1.176728 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.166 mas, bmaj=5.65 mas, bpa=-12.28 degrees ! Estimated noise=1.06748 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 = -0.00286045 Jy ! Component: 100 - total flux cleaned = -0.00365262 Jy ! Total flux subtracted in 100 components = -0.00365262 Jy ! Clean residual min=-0.006372 max=0.006282 Jy/beam ! Clean residual mean=-0.000276 rms=0.002051 Jy/beam ! Combined flux in latest and established models = 0.256583 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.256583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260490Jy sigma=1.177384 ! Fit after self-cal, rms=0.260716Jy sigma=1.176891 ! 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 = -0.000340836 Jy ! Component: 100 - total flux cleaned = -0.000339532 Jy ! Total flux subtracted in 100 components = -0.000339532 Jy ! Clean residual min=-0.006237 max=0.006351 Jy/beam ! Clean residual mean=-0.000253 rms=0.002053 Jy/beam ! Combined flux in latest and established models = 0.256244 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 34 components and 0.256244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260676Jy sigma=1.176907 ! Fit after self-cal, rms=0.291718Jy sigma=1.130355 ! Inverting map and beam ! Estimated beam: bmin=1.168 mas, bmaj=5.653 mas, bpa=-12.28 degrees ! Estimated noise=1.06156 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 = -0.00207702 Jy ! Component: 100 - total flux cleaned = -0.00247571 Jy ! Total flux subtracted in 100 components = -0.00247571 Jy ! Clean residual min=-0.005559 max=0.004972 Jy/beam ! Clean residual mean=-0.000180 rms=0.001748 Jy/beam ! Combined flux in latest and established models = 0.253768 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 35 components and 0.253768 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291620Jy sigma=1.130521 ! Fit after self-cal, rms=0.291802Jy sigma=1.130372 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2054-377_X ! Writing UV FITS file: 2054-377_X.uvf ! Writing 35 model components to file: 2054-377_X.mod ! wwins: Wrote 1 windows to 2054-377_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.168 x 5.653 at -12.28 degrees (North through East) ! Clean map min=-0.0055369 max=0.22455 Jy/beam ! Writing clean map to FITS file: 2054-377_X.fits ! Writing difmap environment to: 2054-377_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2054-377_X] device 2054-377_Xuv.ps/vps,1,2 ! Attempting to open device: '2054-377_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2054-377_Xim.ps/vps ! Attempting to open device: '2054-377_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=1.168 mas, bmaj=5.653 mas, bpa=-12.28 degrees ! Estimated noise=1.06156 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.168 x 5.653 at -12.28 degrees (North through East) ! Clean map min=-0.0055369 max=0.22455 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 2054-377_X.log closed on Thu Jul 10 16:21:29 2008