! Started logfile: NGC1052_X.log on Tue Sep 25 15:23:01 2007 observe NGC1052_X.edt ! Reading UV FITS file: NGC1052_X.edt ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 21 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0415406 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: NGC1052 ! 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 2132 lines of history. ! ! Reading 824 visibilities. ![@gonzo6-0.1-pw NGC1052_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 152 telescope corrections were flagged in sub-array 1. ! A total of 395 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 399 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 399 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 396 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.779512Jy sigma=0.010895 ! Fit after self-cal, rms=0.777817Jy sigma=0.011107 ! 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 peakw win_mult ! Inverting map and beam ! Estimated beam: bmin=1.675 mas, bmaj=2.079 mas, bpa=-20.84 degrees ! Estimated noise=18965.9 mJy/beam. ! Added new window around map position (0, 0). 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.177741 Jy ! Total flux subtracted in 50 components = 0.177741 Jy ! Clean residual min=-0.049480 max=0.049568 Jy/beam ! Clean residual mean=0.000012 rms=0.018589 Jy/beam ! Combined flux in latest and established models = 0.177741 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 0.177741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057710Jy sigma=0.000951 ! Fit after self-cal, rms=0.057721Jy sigma=0.000951 ! 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=1.675 mas, bmaj=2.079 mas, bpa=-20.84 degrees ! Estimated noise=18965.9 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 = 0.0408589 Jy ! Component: 100 - total flux cleaned = 0.0564975 Jy ! Total flux subtracted in 100 components = 0.0564975 Jy ! Clean residual min=-0.020501 max=0.020010 Jy/beam ! Clean residual mean=0.000001 rms=0.007664 Jy/beam ! Combined flux in latest and established models = 0.234239 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.234238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.025268Jy sigma=0.000405 ! Fit after self-cal, rms=0.025326Jy sigma=0.000405 ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.05 LA 1.00* MA 1.00* ! MK 1.00 NL 1.00* NY 1.00* ON 1.00* ! OV 0.90 PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* 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* ! ! 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* ! ! ! 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* ! ! 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* ! ! ! 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 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=0.025326Jy sigma=0.000405 ! Fit after self-cal, rms=0.018088Jy sigma=0.000276 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.804 mas, bmaj=2.403 mas, bpa=-2.837 degrees ! Estimated noise=20275 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 = 5.08865e-05 Jy ! Component: 100 - total flux cleaned = -0.000361823 Jy ! Total flux subtracted in 100 components = -0.000361823 Jy ! Clean residual min=-0.007941 max=0.007960 Jy/beam ! Clean residual mean=-0.000002 rms=0.003257 Jy/beam ! Combined flux in latest and established models = 0.233877 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 24 components and 0.233877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.010456Jy sigma=0.000160 ! Fit after self-cal, rms=0.009520Jy sigma=0.000145 ! 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 = 0.000185504 Jy ! Component: 100 - total flux cleaned = -0.00212505 Jy ! Total flux subtracted in 100 components = -0.00212505 Jy ! Clean residual min=-0.004230 max=0.004217 Jy/beam ! Clean residual mean=-0.000001 rms=0.001815 Jy/beam ! Combined flux in latest and established models = 0.231752 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 0.231752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.005738Jy sigma=0.000089 ! Fit after self-cal, rms=0.005060Jy sigma=0.000076 ! Inverting map and beam ! Estimated beam: bmin=1.802 mas, bmaj=2.404 mas, bpa=-3.129 degrees ! Estimated noise=20118.9 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 = -0.00022624 Jy ! Component: 100 - total flux cleaned = -0.000600922 Jy ! Total flux subtracted in 100 components = -0.000600922 Jy ! Clean residual min=-0.002218 max=0.002232 Jy/beam ! Clean residual mean=-0.000001 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.231151 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 28 components and 0.231151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.002965Jy sigma=0.000045 ! Fit after self-cal, rms=0.002725Jy sigma=0.000041 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save NGC1052_X ! Writing UV FITS file: NGC1052_X.uvf ! Writing 28 model components to file: NGC1052_X.mod ! wwins: Wrote 1 windows to NGC1052_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.802 x 2.404 at -3.129 degrees (North through East) ! Clean map min=-0.008513 max=0.22013 Jy/beam ! Writing clean map to FITS file: NGC1052_X.fits ! Writing difmap environment to: NGC1052_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot NGC1052_X] device NGC1052_Xuv.ps/vps,1,2 ! Attempting to open device: 'NGC1052_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device NGC1052_Xim.ps/vps ! Attempting to open device: 'NGC1052_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=1.802 mas, bmaj=2.404 mas, bpa=-3.129 degrees ! Estimated noise=20118.9 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.802 x 2.404 at -3.129 degrees (North through East) ! Clean map min=-0.008513 max=0.22013 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1-pw] quit ! Quitting program ! Log file NGC1052_X.log closed on Tue Sep 25 15:23:05 2007