! Started logfile: 2052-474_X.log on Mon Aug 7 21:23:47 2006 observe 2052-474_X.edt ! Reading UV FITS file: 2052-474_X.edt ! AN table 1: 32 integrations on 190 of 190 possible baselines. ! AN table 2: 9 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0290116 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2052-474 ! ! 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 904 visibilities. ![@gonzo8-0.1 2052-474_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 607 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 608 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 608 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 607 telescope corrections were flagged in sub-array 1. ! A total of 180 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.381840Jy sigma=0.004247 ! Fit after self-cal, rms=0.357257Jy sigma=0.003670 ! 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=0.6757 mas, bmaj=9.663 mas, bpa=-12.11 degrees ! Estimated noise=6265.96 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.496516 Jy ! Total flux subtracted in 50 components = 0.496516 Jy ! Clean residual min=-0.068403 max=0.138983 Jy/beam ! Clean residual mean=0.000897 rms=0.029830 Jy/beam ! Combined flux in latest and established models = 0.496516 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.496516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276788Jy sigma=0.003119 ! Fit after self-cal, rms=0.276337Jy sigma=0.003112 ! 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=0.8267 mas, bmaj=9.297 mas, bpa=-10.88 degrees ! Estimated noise=4238.35 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 = 0.204367 Jy ! Component: 100 - total flux cleaned = 0.287406 Jy ! Total flux subtracted in 100 components = 0.287406 Jy ! Clean residual min=-0.031711 max=0.036118 Jy/beam ! Clean residual mean=0.000300 rms=0.012450 Jy/beam ! Combined flux in latest and established models = 0.783923 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 40 components and 0.783922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109009Jy sigma=0.001168 ! Fit after self-cal, rms=0.108705Jy sigma=0.001165 ! 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 0.98 GC 1.00* HN 1.00* ! LA 1.09 NL 1.00* OV 0.95 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.95 ! KP 0.97 MA 1.00* MC 1.00* MK 0.99 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HN 1.00* ! LA 1.07 NL 1.00* OV 0.99 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.99 ! KP 0.98 MA 1.00* MC 1.00* MK 1.00 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* HN 1.00* ! LA 1.03 NL 1.00* OV 0.96 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.96 ! KP 0.95 MA 1.00* MC 1.00* MK 1.02 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GC 1.00* HN 1.00* ! LA 1.09 NL 1.00* OV 0.95 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.95 ! KP 0.98 MA 1.00* MC 1.00* MK 1.04 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! ! Fit before self-cal, rms=0.108705Jy sigma=0.001165 ! Fit after self-cal, rms=0.092024Jy sigma=0.000993 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.831 mas, bmaj=9.248 mas, bpa=-10.85 degrees ! Estimated noise=4017.56 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) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014413 Jy ! Component: 100 - total flux cleaned = 0.0188226 Jy ! Total flux subtracted in 100 components = 0.0188226 Jy ! Clean residual min=-0.009509 max=0.009565 Jy/beam ! Clean residual mean=0.000081 rms=0.003731 Jy/beam ! Combined flux in latest and established models = 0.802745 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 61 components and 0.802745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084012Jy sigma=0.000900 ! Fit after self-cal, rms=0.083865Jy sigma=0.000898 ! 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 = 0.00327817 Jy ! Component: 100 - total flux cleaned = 0.00452989 Jy ! Total flux subtracted in 100 components = 0.00452989 Jy ! Clean residual min=-0.006752 max=0.006721 Jy/beam ! Clean residual mean=0.000055 rms=0.002810 Jy/beam ! Combined flux in latest and established models = 0.807275 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 88 components and 0.807275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081287Jy sigma=0.000872 ! Fit after self-cal, rms=0.080606Jy sigma=0.000862 ! Inverting map and beam ! Estimated beam: bmin=0.8307 mas, bmaj=9.233 mas, bpa=-10.84 degrees ! Estimated noise=4019.19 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 = 0.000722055 Jy ! Component: 100 - total flux cleaned = -0.000605567 Jy ! Total flux subtracted in 100 components = -0.000605567 Jy ! Clean residual min=-0.005148 max=0.005163 Jy/beam ! Clean residual mean=0.000047 rms=0.002208 Jy/beam ! Combined flux in latest and established models = 0.80667 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 114 components and 0.806669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078965Jy sigma=0.000847 ! Fit after self-cal, rms=0.078942Jy sigma=0.000847 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2052-474_X ! Writing UV FITS file: 2052-474_X.uvf ! Writing 114 model components to file: 2052-474_X.mod ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8307 x 9.233 at -10.84 degrees (North through East) ! Clean map min=-0.01274 max=0.64293 Jy/beam ! Writing clean map to FITS file: 2052-474_X.fits ! Writing difmap environment to: 2052-474_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2052-474_X] device 2052-474_Xuv.ps/vps,1,2 ! Attempting to open device: '2052-474_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2052-474_Xim.ps/vps ! Attempting to open device: '2052-474_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=0.8307 mas, bmaj=9.233 mas, bpa=-10.84 degrees ! Estimated noise=4019.19 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8307 x 9.233 at -10.84 degrees (North through East) ! Clean map min=-0.01274 max=0.64293 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 2052-474_X.log closed on Mon Aug 7 21:24:00 2006