! Started logfile: 1418+546_X.log on Fri Jul 22 10:09:33 2005 observe 1418+546_X.edt ! Reading UV FITS file: 1418+546_X.edt ! AN table 1: 41 integrations on 171 of 171 possible baselines. ! AN table 2: 244 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.178722 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1418+546 ! ! 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 34840 visibilities. ![@gonzo8-0.1 1418+546_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 698 telescope corrections were flagged in sub-array 1. ! A total of 3515 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 713 telescope corrections were flagged in sub-array 1. ! A total of 3518 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 689 telescope corrections were flagged in sub-array 1. ! A total of 3515 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 716 telescope corrections were flagged in sub-array 1. ! A total of 3518 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.738426Jy sigma=0.014054 ! Fit after self-cal, rms=0.736037Jy sigma=0.014025 ! 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=0.5755 mas, bmaj=0.7347 mas, bpa=-4.22 degrees ! Estimated noise=587.826 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 = 0.179338 Jy ! Total flux subtracted in 50 components = 0.179338 Jy ! Clean residual min=-0.009907 max=0.063025 Jy/beam ! Clean residual mean=-0.000132 rms=0.003281 Jy/beam ! Combined flux in latest and established models = 0.179338 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 0.179338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140359Jy sigma=0.002570 ! Fit after self-cal, rms=0.140340Jy sigma=0.002570 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0643937 Jy ! Total flux subtracted in 50 components = 0.0643937 Jy ! Clean residual min=-0.006971 max=0.027189 Jy/beam ! Clean residual mean=-0.000103 rms=0.002066 Jy/beam ! Combined flux in latest and established models = 0.243732 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 5 components and 0.243732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099839Jy sigma=0.001808 ! Fit after self-cal, rms=0.099787Jy sigma=0.001807 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0292905 Jy ! Total flux subtracted in 50 components = 0.0292905 Jy ! Clean residual min=-0.007130 max=0.022500 Jy/beam ! Clean residual mean=-0.000090 rms=0.001719 Jy/beam ! Combined flux in latest and established models = 0.273023 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.273023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087045Jy sigma=0.001555 ! Fit after self-cal, rms=0.087002Jy sigma=0.001554 ! Inverting map ! Added new window around map position (1.3, -1). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212252 Jy ! Total flux subtracted in 50 components = 0.0212252 Jy ! Clean residual min=-0.006702 max=0.014940 Jy/beam ! Clean residual mean=-0.000079 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 0.294248 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 28 components and 0.294248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080841Jy sigma=0.001426 ! Fit after self-cal, rms=0.080433Jy sigma=0.001421 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154001 Jy ! Total flux subtracted in 50 components = 0.0154001 Jy ! Clean residual min=-0.006291 max=0.012008 Jy/beam ! Clean residual mean=-0.000071 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 0.309648 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.309648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076851Jy sigma=0.001345 ! Fit after self-cal, rms=0.076621Jy sigma=0.001342 ! 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=0.7073 mas, bmaj=0.9285 mas, bpa=-17.18 degrees ! Estimated noise=301.167 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 = 0.0208777 Jy ! Component: 100 - total flux cleaned = 0.0333391 Jy ! Total flux subtracted in 100 components = 0.0333391 Jy ! Clean residual min=-0.004955 max=0.009153 Jy/beam ! Clean residual mean=-0.000142 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 0.342987 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 40 model components to the UV plane model. ! The established model now contains 66 components and 0.342987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071569Jy sigma=0.001229 ! Fit after self-cal, rms=0.071408Jy sigma=0.001226 ! 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 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 69 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 GC 1.00* HH 1.00* ! HN 0.99 KK 1.02 KP 1.00 LA 0.90 ! MC 1.00* MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.08 ! TS 1.11 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 69 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.92 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00 KP 1.01 LA 0.89 ! MC 1.00* MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 0.99 PT 0.98 SC 1.05 ! TS 1.16 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 75 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.94 GC 1.00* HH 1.00* ! HN 1.00 KK 0.99 KP 0.98 LA 0.88 ! MC 1.00* MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.98 SC 1.08 ! TS 1.10 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00 KK 1.01 KP 1.01 LA 0.88 ! MC 1.00* MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.12 ! TS 1.13 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.071408Jy sigma=0.001226 ! Fit after self-cal, rms=0.068474Jy sigma=0.001172 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7223 mas, bmaj=0.9634 mas, bpa=-20.52 degrees ! Estimated noise=302.116 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 = 0.00289949 Jy ! Component: 100 - total flux cleaned = 0.00380623 Jy ! Total flux subtracted in 100 components = 0.00380623 Jy ! Clean residual min=-0.003499 max=0.004674 Jy/beam ! Clean residual mean=-0.000032 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.346793 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 74 components and 0.346793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068158Jy sigma=0.001165 ! Fit after self-cal, rms=0.068113Jy sigma=0.001164 ! 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 = 0.000834316 Jy ! Component: 100 - total flux cleaned = 0.00127685 Jy ! Total flux subtracted in 100 components = 0.00127685 Jy ! Clean residual min=-0.003391 max=0.004349 Jy/beam ! Clean residual mean=-0.000030 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.34807 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 76 components and 0.34807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067970Jy sigma=0.001161 ! Fit after self-cal, rms=0.066842Jy sigma=0.001135 ! Inverting map and beam ! Estimated beam: bmin=0.727 mas, bmaj=0.9627 mas, bpa=-21.29 degrees ! Estimated noise=303.195 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 = 0.00146325 Jy ! Component: 100 - total flux cleaned = 0.00173593 Jy ! Total flux subtracted in 100 components = 0.00173593 Jy ! Clean residual min=-0.002467 max=0.003828 Jy/beam ! Clean residual mean=-0.000035 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.349806 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 79 components and 0.349806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066757Jy sigma=0.001133 ! Fit after self-cal, rms=0.066740Jy sigma=0.001133 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1418+546_X ! Writing UV FITS file: 1418+546_X.uvf ! Writing 79 model components to file: 1418+546_X.mod ! wwins: Wrote 2 windows to 1418+546_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.727 x 0.9627 at -21.29 degrees (North through East) ! Clean map min=-0.0023715 max=0.24365 Jy/beam ! Writing clean map to FITS file: 1418+546_X.fits ! Writing difmap environment to: 1418+546_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1418+546_X] device 1418+546_Xuv.ps/vps,1,2 ! Attempting to open device: '1418+546_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1418+546_Xim.ps/vps ! Attempting to open device: '1418+546_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=0.727 mas, bmaj=0.9627 mas, bpa=-21.29 degrees ! Estimated noise=303.195 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.727 x 0.9627 at -21.29 degrees (North through East) ! Clean map min=-0.0023715 max=0.24365 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1418+546_X.log closed on Fri Jul 22 10:10:48 2005