! Started logfile: 2143-156_X.log on Thu Jul 10 17:06:29 2008 observe 2143-156_X.edt ! Reading UV FITS file: 2143-156_X.edt ! AN table 1: 16 integrations on 190 of 190 possible baselines. ! AN table 2: 112 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0879112 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2143-156 ! ! 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 8552 visibilities. ![@gonzo7-0.1 2143-156_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 299 telescope corrections were flagged in sub-array 1. ! A total of 1888 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 299 telescope corrections were flagged in sub-array 1. ! A total of 1888 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 299 telescope corrections were flagged in sub-array 1. ! A total of 1888 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 299 telescope corrections were flagged in sub-array 1. ! A total of 1888 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.802041Jy sigma=21.787010 ! Fit after self-cal, rms=0.801888Jy sigma=21.798538 ! 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=0.6696 mas, bmaj=2.076 mas, bpa=0.6585 degrees ! Estimated noise=0.781329 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 = 0.149271 Jy ! Total flux subtracted in 50 components = 0.149271 Jy ! Clean residual min=-0.014993 max=0.041635 Jy/beam ! Clean residual mean=0.000245 rms=0.004333 Jy/beam ! Combined flux in latest and established models = 0.149271 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 0.149271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114238Jy sigma=2.280451 ! Fit after self-cal, rms=0.114239Jy sigma=2.280432 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0376432 Jy ! Total flux subtracted in 50 components = 0.0376432 Jy ! Clean residual min=-0.011673 max=0.018868 Jy/beam ! Clean residual mean=0.000151 rms=0.003070 Jy/beam ! Combined flux in latest and established models = 0.186914 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 11 components and 0.186914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101057Jy sigma=1.799381 ! Fit after self-cal, rms=0.101033Jy sigma=1.798283 ! 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=0.8584 mas, bmaj=2.563 mas, bpa=-2.074 degrees ! Estimated noise=0.439027 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 = 0.0239812 Jy ! Component: 100 - total flux cleaned = 0.0328699 Jy ! Total flux subtracted in 100 components = 0.0328699 Jy ! Clean residual min=-0.010115 max=0.011297 Jy/beam ! Clean residual mean=0.000169 rms=0.002569 Jy/beam ! Combined flux in latest and established models = 0.219784 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 38 components and 0.219784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095622Jy sigma=1.616003 ! Fit after self-cal, rms=0.095595Jy sigma=1.614530 ! 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 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* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.72 FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.14 KP 0.95 LA 0.93 ! MA 1.00* MC 1.00* MK 1.00 NL 0.98 ! NY 1.00* ON 1.00* OV 1.10 PT 0.97 ! SC 1.19 TS 1.00* WF 1.06 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 21 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* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 1.05 LA 1.02 ! MA 1.00* MC 1.00* MK 1.02 NL 1.07 ! NY 1.00* ON 1.00* OV 0.98 PT 0.98 ! SC 0.96 TS 1.00* WF 1.31 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 21 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* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.70 FD 1.10 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 1.11 LA 0.97 ! MA 1.00* MC 1.00* MK 1.06 NL 1.05 ! NY 1.00* ON 1.00* OV 0.94 PT 0.90 ! SC 1.16 TS 1.00* WF 1.39 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 21 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* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.69 FD 1.08 GC 1.00* HH 1.00* ! HN 1.00* KK 0.68 KP 1.07 LA 0.97 ! MA 1.00* MC 1.00* MK 1.01 NL 0.87 ! NY 1.00* ON 1.00* OV 0.97 PT 0.94 ! SC 1.10 TS 1.00* WF 1.26 WZ 1.00* ! ! ! Fit before self-cal, rms=0.095595Jy sigma=1.614530 ! Fit after self-cal, rms=0.084802Jy sigma=1.371259 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8894 mas, bmaj=2.568 mas, bpa=-3.118 degrees ! Estimated noise=0.426492 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 (1.4, 3.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00498787 Jy ! Component: 100 - total flux cleaned = 0.00538666 Jy ! Total flux subtracted in 100 components = 0.00538666 Jy ! Clean residual min=-0.003250 max=0.003678 Jy/beam ! Clean residual mean=-0.000027 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.22517 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 50 components and 0.22517 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084241Jy sigma=1.363258 ! Fit after self-cal, rms=0.084226Jy sigma=1.361137 ! 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 = 0.000719614 Jy ! Component: 100 - total flux cleaned = 0.000799959 Jy ! Total flux subtracted in 100 components = 0.000799959 Jy ! Clean residual min=-0.002819 max=0.003673 Jy/beam ! Clean residual mean=-0.000031 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.22597 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.22597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084018Jy sigma=1.361128 ! Fit after self-cal, rms=0.087581Jy sigma=1.293109 ! Inverting map and beam ! Estimated beam: bmin=0.8862 mas, bmaj=2.557 mas, bpa=-3.235 degrees ! Estimated noise=0.427518 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 = 0.00219799 Jy ! Component: 100 - total flux cleaned = 0.00291804 Jy ! Total flux subtracted in 100 components = 0.00291804 Jy ! Clean residual min=-0.002456 max=0.002939 Jy/beam ! Clean residual mean=0.000001 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.228889 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 74 components and 0.228889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087394Jy sigma=1.291225 ! Fit after self-cal, rms=0.087398Jy sigma=1.290774 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2143-156_X ! Writing UV FITS file: 2143-156_X.uvf ! Writing 74 model components to file: 2143-156_X.mod ! wwins: Wrote 2 windows to 2143-156_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8862 x 2.557 at -3.235 degrees (North through East) ! Clean map min=-0.0025047 max=0.1927 Jy/beam ! Writing clean map to FITS file: 2143-156_X.fits ! Writing difmap environment to: 2143-156_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2143-156_X] device 2143-156_Xuv.ps/vps,1,2 ! Attempting to open device: '2143-156_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2143-156_Xim.ps/vps ! Attempting to open device: '2143-156_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=0.8862 mas, bmaj=2.557 mas, bpa=-3.235 degrees ! Estimated noise=0.427518 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8862 x 2.557 at -3.235 degrees (North through East) ! Clean map min=-0.0025047 max=0.1927 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 2143-156_X.log closed on Thu Jul 10 17:06:37 2008