! Started logfile: NGC1052_S.log on Wed Jul 25 21:02:10 2007 observe NGC1052_S.edt ! Reading UV FITS file: NGC1052_S.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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1332 lines of history. ! ! Reading 824 visibilities. ![@gonzo5-0.4-pw NGC1052_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 5.0 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 0.400x0.400 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 392 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 396 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 387 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 382 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.736934Jy sigma=0.010035 ! Fit after self-cal, rms=0.739444Jy sigma=0.009865 ! 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=4.094 mas, bmaj=7.741 mas, bpa=36.22 degrees ! Estimated noise=10928 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 = 0.229988 Jy ! Total flux subtracted in 50 components = 0.229988 Jy ! Clean residual min=-0.079763 max=0.112868 Jy/beam ! Clean residual mean=-0.000006 rms=0.035073 Jy/beam ! Combined flux in latest and established models = 0.229988 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 10 components and 0.229988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210801Jy sigma=0.002327 ! Fit after self-cal, rms=0.210834Jy sigma=0.002326 ! 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=4.665 mas, bmaj=7.109 mas, bpa=36.85 degrees ! Estimated noise=8766.28 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 = 0.084064 Jy ! Component: 100 - total flux cleaned = 0.146422 Jy ! Total flux subtracted in 100 components = 0.146422 Jy ! Clean residual min=-0.054257 max=0.062898 Jy/beam ! Clean residual mean=-0.000013 rms=0.020829 Jy/beam ! Combined flux in latest and established models = 0.37641 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 31 components and 0.37641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163792Jy sigma=0.001827 ! Fit after self-cal, rms=0.163715Jy sigma=0.001826 ! 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 0.73 FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 0.81 LA 1.00* MA 1.00* ! MK 1.04 NL 1.00* NY 1.00* ON 1.00* ! OV 0.73 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* ! ! 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* ! ! ! 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 12 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* ! ! ! 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 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.30 FD 1.00* GC 1.73 GG 1.00* ! HN 1.00* KP 0.87 LA 1.00* MA 1.00* ! MK 1.43 NL 1.00* NY 1.00* ON 1.00* ! OV 0.48 PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.163715Jy sigma=0.001826 ! Fit after self-cal, rms=0.051855Jy sigma=0.000673 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.513 mas, bmaj=8.691 mas, bpa=21.06 degrees ! Estimated noise=14453.9 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 = 0.016083 Jy ! Component: 100 - total flux cleaned = 0.0263603 Jy ! Total flux subtracted in 100 components = 0.0263603 Jy ! Clean residual min=-0.025455 max=0.023727 Jy/beam ! Clean residual mean=0.000000 rms=0.008072 Jy/beam ! Combined flux in latest and established models = 0.40277 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 37 components and 0.40277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.040748Jy sigma=0.000526 ! Fit after self-cal, rms=0.040480Jy sigma=0.000518 ! 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 = 0.00410331 Jy ! Component: 100 - total flux cleaned = 0.00369317 Jy ! Total flux subtracted in 100 components = 0.00369317 Jy ! Clean residual min=-0.021504 max=0.020207 Jy/beam ! Clean residual mean=0.000000 rms=0.006906 Jy/beam ! Combined flux in latest and established models = 0.406464 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.406464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.035421Jy sigma=0.000451 ! Fit after self-cal, rms=0.031372Jy sigma=0.000423 ! Inverting map and beam ! Estimated beam: bmin=5.418 mas, bmaj=8.724 mas, bpa=22.05 degrees ! Estimated noise=14360.7 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 = 0.00887711 Jy ! Component: 100 - total flux cleaned = 0.0140462 Jy ! Total flux subtracted in 100 components = 0.0140462 Jy ! Clean residual min=-0.016465 max=0.016962 Jy/beam ! Clean residual mean=0.000001 rms=0.005387 Jy/beam ! Combined flux in latest and established models = 0.42051 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 49 components and 0.42051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.026453Jy sigma=0.000353 ! Fit after self-cal, rms=0.025926Jy sigma=0.000349 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save NGC1052_S ! Writing UV FITS file: NGC1052_S.uvf ! Writing 49 model components to file: NGC1052_S.mod ! wwins: Wrote 1 windows to NGC1052_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.418 x 8.724 at 22.05 degrees (North through East) ! Clean map min=-0.016904 max=0.28121 Jy/beam ! Writing clean map to FITS file: NGC1052_S.fits ! Writing difmap environment to: NGC1052_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot NGC1052_S] device NGC1052_Suv.ps/vps,1,2 ! Attempting to open device: 'NGC1052_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device NGC1052_Sim.ps/vps ! Attempting to open device: 'NGC1052_Sim.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=5.418 mas, bmaj=8.724 mas, bpa=22.05 degrees ! Estimated noise=14360.7 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.418 x 8.724 at 22.05 degrees (North through East) ! Clean map min=-0.016904 max=0.28121 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.4-pw] quit ! Quitting program ! Log file NGC1052_S.log closed on Wed Jul 25 21:02:16 2007