! Started logfile: 1741-038_X.log on Thu Aug 3 21:28:23 2006 observe 1741-038_X.edt ! Reading UV FITS file: 1741-038_X.edt ! AN table 1: 9 integrations on 190 of 190 possible baselines. ! AN table 2: 85 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.140985 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1741-038 ! ! 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 1409 lines of history. ! ! Reading 10072 visibilities. ![@gonzo8-0.1 1741-038_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 = 8.0 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 168 telescope corrections were flagged in sub-array 1. ! A total of 1378 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 168 telescope corrections were flagged in sub-array 1. ! A total of 1376 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 168 telescope corrections were flagged in sub-array 1. ! A total of 1377 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 168 telescope corrections were flagged in sub-array 1. ! A total of 1376 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.897932Jy sigma=0.038973 ! Fit after self-cal, rms=2.900234Jy sigma=0.039016 ! 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=0.6395 mas, bmaj=1.371 mas, bpa=-7.312 degrees ! Estimated noise=1857.49 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 = 2.54746 Jy ! Total flux subtracted in 50 components = 2.54746 Jy ! Clean residual min=-0.209317 max=0.741008 Jy/beam ! Clean residual mean=0.001173 rms=0.075594 Jy/beam ! Combined flux in latest and established models = 2.54746 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 6 components and 2.54746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.472755Jy sigma=0.019598 ! Fit after self-cal, rms=1.472584Jy sigma=0.019595 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.732636 Jy ! Total flux subtracted in 50 components = 0.732636 Jy ! Clean residual min=-0.134787 max=0.342713 Jy/beam ! Clean residual mean=0.001337 rms=0.046413 Jy/beam ! Combined flux in latest and established models = 3.2801 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 21 components and 3.2801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.941165Jy sigma=0.012093 ! Fit after self-cal, rms=0.940580Jy sigma=0.012086 ! 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=0.8585 mas, bmaj=1.941 mas, bpa=-2.625 degrees ! Estimated noise=836.813 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 = 0.624329 Jy ! Component: 100 - total flux cleaned = 0.913471 Jy ! Total flux subtracted in 100 components = 0.913471 Jy ! Clean residual min=-0.058193 max=0.145479 Jy/beam ! Clean residual mean=0.011869 rms=0.028231 Jy/beam ! Combined flux in latest and established models = 4.19357 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 42 components and 4.19357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.456286Jy sigma=0.004989 ! Fit after self-cal, rms=0.455806Jy sigma=0.004984 ! 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 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.94 GC 1.00* HN 1.01 ! LA 1.00* NL 0.96 OV 0.98 SC 1.00 ! WF 0.86 GG 1.00* HH 1.00* KK 1.20 ! KP 1.04 MA 1.00* MC 1.00* MK 1.28 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.96 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.93 GC 1.00* HN 1.01 ! LA 1.00* NL 0.96 OV 0.98 SC 1.34 ! WF 0.86 GG 1.00* HH 1.00* KK 1.11 ! KP 1.02 MA 1.00* MC 1.00* MK 1.14 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.99 ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.92 GC 1.00* HN 1.00 ! LA 1.00* NL 0.96 OV 0.99 SC 0.99 ! WF 0.90 GG 1.00* HH 1.00* KK 1.11 ! KP 1.00 MA 1.00* MC 1.00* MK 1.15 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.02 ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.91 GC 1.00* HN 1.00 ! LA 1.00* NL 0.98 OV 0.99 SC 1.01 ! WF 0.86 GG 1.00* HH 1.00* KK 1.08 ! KP 1.03 MA 1.00* MC 1.00* MK 1.15 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.01 ! ! ! Fit before self-cal, rms=0.455806Jy sigma=0.004984 ! Fit after self-cal, rms=0.226557Jy sigma=0.002229 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8789 mas, bmaj=2.142 mas, bpa=-2.458 degrees ! Estimated noise=819.66 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 = 0.0348287 Jy ! Component: 100 - total flux cleaned = 0.0415384 Jy ! Total flux subtracted in 100 components = 0.0415384 Jy ! Clean residual min=-0.021736 max=0.037741 Jy/beam ! Clean residual mean=0.002674 rms=0.006916 Jy/beam ! Combined flux in latest and established models = 4.23511 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 46 components and 4.23511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216054Jy sigma=0.002118 ! Fit after self-cal, rms=0.215674Jy sigma=0.002114 ! 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 = 0.00631771 Jy ! Component: 100 - total flux cleaned = 0.0101969 Jy ! Total flux subtracted in 100 components = 0.0101969 Jy ! Clean residual min=-0.020412 max=0.034252 Jy/beam ! Clean residual mean=0.002506 rms=0.006493 Jy/beam ! Combined flux in latest and established models = 4.24531 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 47 components and 4.24531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211376Jy sigma=0.002071 ! Fit after self-cal, rms=0.174935Jy sigma=0.001718 ! Inverting map and beam ! Estimated beam: bmin=0.8774 mas, bmaj=2.14 mas, bpa=-2.537 degrees ! Estimated noise=821.226 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) ! Added new window around map position (-0.7, -0.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306462 Jy ! Component: 100 - total flux cleaned = 0.0469449 Jy ! Total flux subtracted in 100 components = 0.0469449 Jy ! Clean residual min=-0.012631 max=0.017840 Jy/beam ! Clean residual mean=0.000910 rms=0.003559 Jy/beam ! Combined flux in latest and established models = 4.29225 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 56 components and 4.29225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168289Jy sigma=0.001643 ! Fit after self-cal, rms=0.168051Jy sigma=0.001640 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1741-038_X ! Writing UV FITS file: 1741-038_X.uvf ! Writing 56 model components to file: 1741-038_X.mod ! wwins: Wrote 2 windows to 1741-038_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8774 x 2.14 at -2.537 degrees (North through East) ! Clean map min=-0.011757 max=3.7144 Jy/beam ! Writing clean map to FITS file: 1741-038_X.fits ! Writing difmap environment to: 1741-038_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1741-038_X] device 1741-038_Xuv.ps/vps,1,2 ! Attempting to open device: '1741-038_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1741-038_Xim.ps/vps ! Attempting to open device: '1741-038_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=0.8774 mas, bmaj=2.14 mas, bpa=-2.537 degrees ! Estimated noise=821.226 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8774 x 2.14 at -2.537 degrees (North through East) ! Clean map min=-0.011757 max=3.7144 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1741-038_X.log closed on Thu Aug 3 21:28:41 2006