! Started logfile: 0458-020_X.log on Sun Sep 2 11:07:38 2007 observe 0458-020_X.edt ! Reading UV FITS file: 0458-020_X.edt ! AN table 1: 22 integrations on 171 of 171 possible baselines. ! AN table 2: 7 integrations on 171 of 171 possible baselines. ! AN table 3: 8 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.140667 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0458-020 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2124 lines of history. ! ! Reading 3560 visibilities. ![@gonzo6-0.1 0458-020_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 = 6.0 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 331 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 326 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 334 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 331 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.182587Jy sigma=0.003173 ! Fit after self-cal, rms=0.182587Jy sigma=0.003173 ! 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=0.4811 mas, bmaj=1.865 mas, bpa=-0.1807 degrees ! Estimated noise=1975.43 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 = 0.651466 Jy ! Total flux subtracted in 50 components = 0.651466 Jy ! Clean residual min=-0.038797 max=0.181683 Jy/beam ! Clean residual mean=0.000183 rms=0.016816 Jy/beam ! Combined flux in latest and established models = 0.651466 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 0.651466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240571Jy sigma=0.003991 ! Fit after self-cal, rms=0.240571Jy sigma=0.003991 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.146441 Jy ! Total flux subtracted in 50 components = 0.146441 Jy ! Clean residual min=-0.024870 max=0.052973 Jy/beam ! Clean residual mean=0.000098 rms=0.008189 Jy/beam ! Combined flux in latest and established models = 0.797907 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 0.797907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132233Jy sigma=0.002228 ! Fit after self-cal, rms=0.132219Jy sigma=0.002228 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0558515 Jy ! Total flux subtracted in 50 components = 0.0558515 Jy ! Clean residual min=-0.022249 max=0.025955 Jy/beam ! Clean residual mean=0.000066 rms=0.006058 Jy/beam ! Combined flux in latest and established models = 0.853758 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.853758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104291Jy sigma=0.001758 ! Fit after self-cal, rms=0.104274Jy sigma=0.001757 ! 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=0.5144 mas, bmaj=2.372 mas, bpa=-0.04871 degrees ! Estimated noise=1437.63 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 = 0.0457888 Jy ! Component: 100 - total flux cleaned = 0.0702311 Jy ! Total flux subtracted in 100 components = 0.0702311 Jy ! Clean residual min=-0.029603 max=0.023592 Jy/beam ! Clean residual mean=0.000110 rms=0.007327 Jy/beam ! Combined flux in latest and established models = 0.923989 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 45 model components to the UV plane model. ! The established model now contains 56 components and 0.923989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085777Jy sigma=0.001420 ! Fit after self-cal, rms=0.085758Jy sigma=0.001420 ! 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 0.99 FD 1.03 GC 1.00 GG 1.00* ! HN 1.00* KP 0.94 LA 0.96 MA 1.00* ! MK 0.99 NL 1.07 NY 1.00* ON 1.00* ! OV 1.03 PT 0.95 SC 1.00* TC 1.00* ! TS 1.02 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 GC 1.04 GG 1.00* ! HN 1.00* KP 0.90 LA 0.95 MA 1.00* ! MK 0.99 NL 1.03 NY 1.00* ON 1.00* ! OV 1.02 PT 0.97 SC 1.00* TC 1.00* ! TS 1.01 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 GC 1.05 GG 1.00* ! HN 1.00* KP 0.86 LA 0.98 MA 1.00* ! MK 1.00 NL 1.05 NY 1.00* ON 1.00* ! OV 1.04 PT 0.98 SC 1.00* TC 1.00* ! TS 1.00 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 GC 1.06 GG 1.00* ! HN 1.00* KP 0.89 LA 0.93 MA 1.00* ! MK 1.03 NL 1.02 NY 1.00* ON 1.00* ! OV 1.04 PT 1.01 SC 1.00* TC 1.00* ! TS 1.02 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.085758Jy sigma=0.001420 ! Fit after self-cal, rms=0.061192Jy sigma=0.001023 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5201 mas, bmaj=2.389 mas, bpa=0.06295 degrees ! Estimated noise=1426.13 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 (-2.9, 0.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152014 Jy ! Component: 100 - total flux cleaned = 0.0206947 Jy ! Total flux subtracted in 100 components = 0.0206947 Jy ! Clean residual min=-0.008494 max=0.012366 Jy/beam ! Clean residual mean=0.000073 rms=0.002366 Jy/beam ! Combined flux in latest and established models = 0.944684 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 65 components and 0.944684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057974Jy sigma=0.000958 ! Fit after self-cal, rms=0.057856Jy sigma=0.000955 ! Inverting map ! Added new window around map position (-2.9, 6.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00987266 Jy ! Component: 100 - total flux cleaned = 0.0129171 Jy ! Total flux subtracted in 100 components = 0.0129171 Jy ! Clean residual min=-0.007037 max=0.008212 Jy/beam ! Clean residual mean=0.000051 rms=0.001935 Jy/beam ! Combined flux in latest and established models = 0.957601 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 76 components and 0.957601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056251Jy sigma=0.000925 ! Fit after self-cal, rms=0.056164Jy sigma=0.000923 ! 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 (0.7, 9.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386459 Jy ! Component: 100 - total flux cleaned = 0.00638249 Jy ! Total flux subtracted in 100 components = 0.00638249 Jy ! Clean residual min=-0.006215 max=0.006316 Jy/beam ! Clean residual mean=0.000037 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 0.963983 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 88 components and 0.963983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055275Jy sigma=0.000907 ! Fit after self-cal, rms=0.054160Jy sigma=0.000892 ! Inverting map and beam ! Estimated beam: bmin=0.5202 mas, bmaj=2.39 mas, bpa=0.06629 degrees ! Estimated noise=1421.43 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 (4.6, -4.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00576679 Jy ! Component: 100 - total flux cleaned = 0.0075804 Jy ! Total flux subtracted in 100 components = 0.0075804 Jy ! Clean residual min=-0.005216 max=0.004903 Jy/beam ! Clean residual mean=0.000038 rms=0.001347 Jy/beam ! Combined flux in latest and established models = 0.971564 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 0.971564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053554Jy sigma=0.000882 ! Fit after self-cal, rms=0.053517Jy sigma=0.000881 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0458-020_X ! Writing UV FITS file: 0458-020_X.uvf ! Writing 105 model components to file: 0458-020_X.mod ! wwins: Wrote 5 windows to 0458-020_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5202 x 2.39 at 0.06629 degrees (North through East) ! Clean map min=-0.0050247 max=0.8444 Jy/beam ! Writing clean map to FITS file: 0458-020_X.fits ! Writing difmap environment to: 0458-020_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0458-020_X] device 0458-020_Xuv.ps/vps,1,2 ! Attempting to open device: '0458-020_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0458-020_Xim.ps/vps ! Attempting to open device: '0458-020_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=0.5202 mas, bmaj=2.39 mas, bpa=0.06629 degrees ! Estimated noise=1421.43 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5202 x 2.39 at 0.06629 degrees (North through East) ! Clean map min=-0.0050247 max=0.8444 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 0458-020_X.log closed on Sun Sep 2 11:07:43 2007