! Started logfile: 0642+449_X.log on Sun Sep 2 11:19:03 2007 observe 0642+449_X.edt ! Reading UV FITS file: 0642+449_X.edt ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 26 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.222394 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0642+449 ! 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 5172 visibilities. ![@gonzo7-0.1 0642+449_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 = 7.0 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 152 telescope corrections were flagged in sub-array 1. ! A total of 359 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 359 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 359 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.500136Jy sigma=0.038932 ! Fit after self-cal, rms=2.500135Jy sigma=0.038932 ! 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=0.8206 mas, bmaj=1.208 mas, bpa=-15.12 degrees ! Estimated noise=1323.06 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 = 2.62261 Jy ! Total flux subtracted in 50 components = 2.62261 Jy ! Clean residual min=-0.129299 max=0.731428 Jy/beam ! Clean residual mean=0.000373 rms=0.053174 Jy/beam ! Combined flux in latest and established models = 2.62261 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 2.62261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.967471Jy sigma=0.015439 ! Fit after self-cal, rms=0.967471Jy sigma=0.015439 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.641303 Jy ! Total flux subtracted in 50 components = 0.641303 Jy ! Clean residual min=-0.085553 max=0.258712 Jy/beam ! Clean residual mean=0.000330 rms=0.026608 Jy/beam ! Combined flux in latest and established models = 3.26391 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 11 components and 3.26391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.493085Jy sigma=0.007898 ! Fit after self-cal, rms=0.493068Jy sigma=0.007898 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.272258 Jy ! Total flux subtracted in 50 components = 0.272258 Jy ! Clean residual min=-0.069844 max=0.121032 Jy/beam ! Clean residual mean=0.000310 rms=0.018650 Jy/beam ! Combined flux in latest and established models = 3.53617 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 13 components and 3.53617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346515Jy sigma=0.005451 ! Fit after self-cal, rms=0.346457Jy sigma=0.005450 ! 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=0.9606 mas, bmaj=1.362 mas, bpa=-14.72 degrees ! Estimated noise=1017.57 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 = 0.16874 Jy ! Component: 100 - total flux cleaned = 0.259422 Jy ! Total flux subtracted in 100 components = 0.259422 Jy ! Clean residual min=-0.057985 max=0.068355 Jy/beam ! Clean residual mean=0.000468 rms=0.014743 Jy/beam ! Combined flux in latest and established models = 3.79559 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 38 components and 3.79559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273619Jy sigma=0.004153 ! Fit after self-cal, rms=0.273549Jy sigma=0.004152 ! 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 0.00* 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* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 GC 1.02 GG 1.00* ! HN 0.97 KP 0.96 LA 0.97 MA 1.00* ! MK 1.01 NL 1.10 NY 1.00* ON 1.00* ! OV 0.97 PT 0.99 SC 1.01 TC 1.00* ! TS 1.00* WF 1.02 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 GC 1.05 GG 1.00* ! HN 0.99 KP 0.91 LA 0.98 MA 1.00* ! MK 1.02 NL 1.06 NY 1.00* ON 1.00* ! OV 0.97 PT 1.04 SC 0.97 TC 1.00* ! TS 1.00* WF 1.05 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.97 GC 1.07 GG 1.00* ! HN 0.97 KP 0.84 LA 0.98 MA 1.00* ! MK 1.02 NL 1.05 NY 1.00* ON 1.00* ! OV 1.01 PT 1.06 SC 1.00 TC 1.00* ! TS 1.00* WF 1.13 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.95 GC 1.08 GG 1.00* ! HN 1.00 KP 0.90 LA 0.97 MA 1.00* ! MK 1.05 NL 1.04 NY 1.00* ON 1.00* ! OV 0.99 PT 1.07 SC 1.05 TC 1.00* ! TS 1.00* WF 1.16 WZ 1.00* ! ! ! Fit before self-cal, rms=0.273549Jy sigma=0.004152 ! Fit after self-cal, rms=0.125144Jy sigma=0.001712 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.973 mas, bmaj=1.386 mas, bpa=-14.85 degrees ! Estimated noise=1016.66 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 = -0.0112029 Jy ! Component: 100 - total flux cleaned = -0.01226 Jy ! Total flux subtracted in 100 components = -0.01226 Jy ! Clean residual min=-0.017132 max=0.017991 Jy/beam ! Clean residual mean=0.000045 rms=0.004078 Jy/beam ! Combined flux in latest and established models = 3.78333 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 45 components and 3.78333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121908Jy sigma=0.001664 ! Fit after self-cal, rms=0.121853Jy sigma=0.001664 ! 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 = -0.00123847 Jy ! Component: 100 - total flux cleaned = -0.00205722 Jy ! Total flux subtracted in 100 components = -0.00205722 Jy ! Clean residual min=-0.016979 max=0.017764 Jy/beam ! Clean residual mean=0.000045 rms=0.004010 Jy/beam ! Combined flux in latest and established models = 3.78127 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 3.78127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120361Jy sigma=0.001644 ! Fit after self-cal, rms=0.109166Jy sigma=0.001444 ! Inverting map and beam ! Estimated beam: bmin=0.9747 mas, bmaj=1.387 mas, bpa=-14.91 degrees ! Estimated noise=1018.45 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 = 0.00187069 Jy ! Component: 100 - total flux cleaned = 0.000487639 Jy ! Total flux subtracted in 100 components = 0.000487639 Jy ! Clean residual min=-0.011428 max=0.012143 Jy/beam ! Clean residual mean=-0.000020 rms=0.002648 Jy/beam ! Combined flux in latest and established models = 3.78176 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 52 components and 3.78176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107815Jy sigma=0.001426 ! Fit after self-cal, rms=0.107762Jy sigma=0.001426 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0642+449_X ! Writing UV FITS file: 0642+449_X.uvf ! Writing 52 model components to file: 0642+449_X.mod ! wwins: Wrote 1 windows to 0642+449_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 1.387 at -14.91 degrees (North through East) ! Clean map min=-0.010637 max=3.4419 Jy/beam ! Writing clean map to FITS file: 0642+449_X.fits ! Writing difmap environment to: 0642+449_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0642+449_X] device 0642+449_Xuv.ps/vps,1,2 ! Attempting to open device: '0642+449_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0642+449_Xim.ps/vps ! Attempting to open device: '0642+449_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=0.9747 mas, bmaj=1.387 mas, bpa=-14.91 degrees ! Estimated noise=1018.45 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 1.387 at -14.91 degrees (North through East) ! Clean map min=-0.010637 max=3.4419 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0642+449_X.log closed on Sun Sep 2 11:19:09 2007