! Started logfile: 1745+624_X.log on Thu Aug 3 21:52:46 2006 observe 1745+624_X.edt ! Reading UV FITS file: 1745+624_X.edt ! AN table 1: 233 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.188254 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1745+624 ! ! 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 33336 visibilities. ![@gonzo8-0.1 1745+624_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 2996 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2994 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3016 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3002 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.439754Jy sigma=0.006300 ! Fit after self-cal, rms=0.439101Jy sigma=0.006307 ! 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=0.4575 mas, bmaj=0.8411 mas, bpa=89.62 degrees ! Estimated noise=713.486 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 = 0.413008 Jy ! Total flux subtracted in 50 components = 0.413008 Jy ! Clean residual min=-0.025158 max=0.115274 Jy/beam ! Clean residual mean=0.000024 rms=0.005095 Jy/beam ! Combined flux in latest and established models = 0.413008 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 0.413008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206888Jy sigma=0.003183 ! Fit after self-cal, rms=0.206888Jy sigma=0.003183 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0964736 Jy ! Total flux subtracted in 50 components = 0.0964736 Jy ! Clean residual min=-0.016666 max=0.037776 Jy/beam ! Clean residual mean=0.000019 rms=0.002870 Jy/beam ! Combined flux in latest and established models = 0.509481 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 0.509481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142031Jy sigma=0.002108 ! Fit after self-cal, rms=0.142031Jy sigma=0.002108 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0421938 Jy ! Total flux subtracted in 50 components = 0.0421938 Jy ! Clean residual min=-0.014154 max=0.020796 Jy/beam ! Clean residual mean=0.000016 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 0.551675 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 12 components and 0.551675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124461Jy sigma=0.001771 ! Fit after self-cal, rms=0.124459Jy sigma=0.001771 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248801 Jy ! Total flux subtracted in 50 components = 0.0248801 Jy ! Clean residual min=-0.012713 max=0.013303 Jy/beam ! Clean residual mean=0.000014 rms=0.001998 Jy/beam ! Combined flux in latest and established models = 0.576555 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 0.576555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117683Jy sigma=0.001623 ! Fit after self-cal, rms=0.117682Jy sigma=0.001623 ! 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=0.7214 mas, bmaj=1.155 mas, bpa=-76.96 degrees ! Estimated noise=291.98 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 = 0.0326946 Jy ! Component: 100 - total flux cleaned = 0.0477398 Jy ! Total flux subtracted in 100 components = 0.0477398 Jy ! Clean residual min=-0.008481 max=0.016949 Jy/beam ! Clean residual mean=0.000048 rms=0.002894 Jy/beam ! Combined flux in latest and established models = 0.624295 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 37 components and 0.624295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111947Jy sigma=0.001460 ! Fit after self-cal, rms=0.111946Jy sigma=0.001460 ! 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 63 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 GC 1.00* HN 0.97 ! LA 0.94 NL 1.00 OV 0.97 SC 1.05 ! WF 0.98 GG 1.00* HH 1.00* KK 1.00* ! KP 1.15 MA 1.00 MC 1.04 MK 1.01 ! NY 0.96 TS 1.00* WZ 1.00* PT 1.00 ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 GC 1.00* HN 0.96 ! LA 0.92 NL 1.00 OV 1.01 SC 1.47 ! WF 0.96 GG 1.00* HH 1.00* KK 1.00* ! KP 1.18 MA 1.00 MC 1.03 MK 1.00 ! NY 0.98 TS 1.00* WZ 1.00* PT 1.02 ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 1.00* HN 0.96 ! LA 0.92 NL 0.97 OV 1.01 SC 1.02 ! WF 0.98 GG 1.00* HH 1.00* KK 1.00* ! KP 1.19 MA 1.06 MC 1.08 MK 1.00 ! NY 0.99 TS 1.00* WZ 1.00* PT 0.95 ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.93 GC 1.00* HN 0.97 ! LA 0.93 NL 0.97 OV 1.00 SC 1.03 ! WF 0.98 GG 1.00* HH 1.00* KK 1.00* ! KP 1.16 MA 1.07 MC 1.12 MK 1.02 ! NY 1.00 TS 1.00* WZ 1.00* PT 1.01 ! ! ! Fit before self-cal, rms=0.111946Jy sigma=0.001460 ! Fit after self-cal, rms=0.102036Jy sigma=0.001258 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7307 mas, bmaj=1.175 mas, bpa=-76.2 degrees ! Estimated noise=289.53 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 = -0.00234034 Jy ! Component: 100 - total flux cleaned = -0.0024058 Jy ! Total flux subtracted in 100 components = -0.0024058 Jy ! Clean residual min=-0.003848 max=0.004308 Jy/beam ! Clean residual mean=0.000109 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.621889 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 42 components and 0.621889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101937Jy sigma=0.001258 ! Fit after self-cal, rms=0.101964Jy sigma=0.001258 ! 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 = 4.79927e-05 Jy ! Component: 100 - total flux cleaned = 4.81696e-05 Jy ! Total flux subtracted in 100 components = 4.81696e-05 Jy ! Clean residual min=-0.003786 max=0.004377 Jy/beam ! Clean residual mean=0.000109 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.621937 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 0.621937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101943Jy sigma=0.001258 ! Fit after self-cal, rms=0.099633Jy sigma=0.001219 ! Inverting map and beam ! Estimated beam: bmin=0.7314 mas, bmaj=1.181 mas, bpa=-75.62 degrees ! Estimated noise=289.43 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, -1.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386834 Jy ! Component: 100 - total flux cleaned = 0.0045225 Jy ! Total flux subtracted in 100 components = 0.0045225 Jy ! Clean residual min=-0.002716 max=0.003186 Jy/beam ! Clean residual mean=0.000101 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.62646 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 0.62646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099461Jy sigma=0.001216 ! Fit after self-cal, rms=0.099460Jy sigma=0.001215 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1745+624_X ! Writing UV FITS file: 1745+624_X.uvf ! Writing 58 model components to file: 1745+624_X.mod ! wwins: Wrote 2 windows to 1745+624_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7314 x 1.181 at -75.62 degrees (North through East) ! Clean map min=-0.002824 max=0.5764 Jy/beam ! Writing clean map to FITS file: 1745+624_X.fits ! Writing difmap environment to: 1745+624_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1745+624_X] device 1745+624_Xuv.ps/vps,1,2 ! Attempting to open device: '1745+624_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1745+624_Xim.ps/vps ! Attempting to open device: '1745+624_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=0.7314 mas, bmaj=1.181 mas, bpa=-75.62 degrees ! Estimated noise=289.43 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7314 x 1.181 at -75.62 degrees (North through East) ! Clean map min=-0.002824 max=0.5764 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1745+624_X.log closed on Thu Aug 3 21:53:22 2006