! Started logfile: 1144-379_X.log on Fri Jul 22 09:04:40 2005 observe 1144-379_X.edt ! Reading UV FITS file: 1144-379_X.edt ! AN table 1: 20 integrations on 171 of 171 possible baselines. ! AN table 2: 22 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0845168 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1144-379 ! ! 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 1818 lines of history. ! ! Reading 2428 visibilities. ![@gonzo8-0.1 1144-379_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 337 telescope corrections were flagged in sub-array 1. ! A total of 329 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 337 telescope corrections were flagged in sub-array 1. ! A total of 329 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 337 telescope corrections were flagged in sub-array 1. ! A total of 329 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 337 telescope corrections were flagged in sub-array 1. ! A total of 329 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.013534Jy sigma=0.016496 ! Fit after self-cal, rms=1.013134Jy sigma=0.016482 ! 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=0.6653 mas, bmaj=2.136 mas, bpa=-3.897 degrees ! Estimated noise=1998.56 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 = 1.51477 Jy ! Total flux subtracted in 50 components = 1.51477 Jy ! Clean residual min=-0.113235 max=0.422448 Jy/beam ! Clean residual mean=0.000983 rms=0.043774 Jy/beam ! Combined flux in latest and established models = 1.51477 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 1.51477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530314Jy sigma=0.008901 ! Fit after self-cal, rms=0.530315Jy sigma=0.008901 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.340285 Jy ! Total flux subtracted in 50 components = 0.340285 Jy ! Clean residual min=-0.052633 max=0.133208 Jy/beam ! Clean residual mean=0.000454 rms=0.019901 Jy/beam ! Combined flux in latest and established models = 1.85506 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 1.85506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276245Jy sigma=0.004530 ! Fit after self-cal, rms=0.275514Jy sigma=0.004525 ! 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=0.9712 mas, bmaj=2.894 mas, bpa=4.389 degrees ! Estimated noise=1269.19 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 = 0.174935 Jy ! Component: 100 - total flux cleaned = 0.244146 Jy ! Total flux subtracted in 100 components = 0.244146 Jy ! Clean residual min=-0.046023 max=0.080899 Jy/beam ! Clean residual mean=0.000061 rms=0.017059 Jy/beam ! Combined flux in latest and established models = 2.0992 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 37 components and 2.0992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188231Jy sigma=0.002559 ! Fit after self-cal, rms=0.187714Jy sigma=0.002552 ! 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 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.99 ! MC 1.00* MK 0.98 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.99 ! MC 1.00* MK 1.01 NL 1.22 NY 1.00* ! ON 1.00* OV 1.01 PT 0.93 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.97 ! MC 1.00* MK 0.96 NL 1.00* NY 1.00* ! ON 1.00* OV 1.02 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.00 ! MC 1.00* MK 1.02 NL 1.20 NY 1.00* ! ON 1.00* OV 1.01 PT 0.95 SC 1.03 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.97 ! MC 1.00* MK 0.96 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 0.97 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.97 LA 0.98 ! MC 1.00* MK 1.02 NL 1.18 NY 1.00* ! ON 1.00* OV 1.02 PT 0.95 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.96 LA 0.96 ! MC 1.00* MK 0.97 NL 1.00* NY 1.00* ! ON 1.00* OV 0.99 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.00 ! MC 1.00* MK 1.03 NL 1.18 NY 1.00* ! ON 1.00* OV 1.02 PT 0.94 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.187714Jy sigma=0.002552 ! Fit after self-cal, rms=0.107554Jy sigma=0.001335 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9772 mas, bmaj=2.927 mas, bpa=4.341 degrees ! Estimated noise=1257.24 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 = 0.00146241 Jy ! Component: 100 - total flux cleaned = 0.00142527 Jy ! Total flux subtracted in 100 components = 0.00142527 Jy ! Clean residual min=-0.008496 max=0.015756 Jy/beam ! Clean residual mean=0.000011 rms=0.002697 Jy/beam ! Combined flux in latest and established models = 2.10063 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 42 components and 2.10063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106790Jy sigma=0.001326 ! Fit after self-cal, rms=0.106706Jy sigma=0.001324 ! 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 (1.8, -6.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110621 Jy ! Component: 100 - total flux cleaned = 0.00980834 Jy ! Total flux subtracted in 100 components = 0.00980834 Jy ! Clean residual min=-0.008395 max=0.009354 Jy/beam ! Clean residual mean=-0.000001 rms=0.002335 Jy/beam ! Combined flux in latest and established models = 2.11044 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 53 components and 2.11044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104354Jy sigma=0.001296 ! Fit after self-cal, rms=0.101747Jy sigma=0.001264 ! Inverting map and beam ! Estimated beam: bmin=0.9757 mas, bmaj=2.924 mas, bpa=4.375 degrees ! Estimated noise=1256.86 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 = 0.00612184 Jy ! Component: 100 - total flux cleaned = 0.00524261 Jy ! Total flux subtracted in 100 components = 0.00524261 Jy ! Clean residual min=-0.007844 max=0.007456 Jy/beam ! Clean residual mean=-0.000008 rms=0.002068 Jy/beam ! Combined flux in latest and established models = 2.11568 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 57 components and 2.11568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100699Jy sigma=0.001252 ! Fit after self-cal, rms=0.100477Jy sigma=0.001250 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1144-379_X ! Writing UV FITS file: 1144-379_X.uvf ! Writing 57 model components to file: 1144-379_X.mod ! wwins: Wrote 2 windows to 1144-379_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9757 x 2.924 at 4.375 degrees (North through East) ! Clean map min=-0.0084865 max=1.9239 Jy/beam ! Writing clean map to FITS file: 1144-379_X.fits ! Writing difmap environment to: 1144-379_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1144-379_X] device 1144-379_Xuv.ps/vps,1,2 ! Attempting to open device: '1144-379_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1144-379_Xim.ps/vps ! Attempting to open device: '1144-379_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=0.9757 mas, bmaj=2.924 mas, bpa=4.375 degrees ! Estimated noise=1256.86 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9757 x 2.924 at 4.375 degrees (North through East) ! Clean map min=-0.0084865 max=1.9239 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1144-379_X.log closed on Fri Jul 22 09:05:10 2005