! Started logfile: 2052-474_S.log on Thu Jul 20 17:26:30 2006 observe 2052-474_S.edt ! Reading UV FITS file: 2052-474_S.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: 0.0277279 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1588 lines of history. ! ! Reading 864 visibilities. ![@gonzo7-0.4 2052-474_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 = 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 0.400x0.400 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 601 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 602 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 603 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 602 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=0.217286Jy sigma=0.002193 ! Fit after self-cal, rms=0.214284Jy sigma=0.002162 ! 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=2.445 mas, bmaj=36.16 mas, bpa=-11.2 degrees ! Estimated noise=4333.92 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 = 0.685843 Jy ! Total flux subtracted in 50 components = 0.685843 Jy ! Clean residual min=-0.063908 max=0.191269 Jy/beam ! Clean residual mean=0.001217 rms=0.031994 Jy/beam ! Combined flux in latest and established models = 0.685843 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 0.685843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309579Jy sigma=0.003208 ! Fit after self-cal, rms=0.309579Jy sigma=0.003208 ! 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=2.913 mas, bmaj=36.71 mas, bpa=-11.11 degrees ! Estimated noise=3549.71 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 = 0.207055 Jy ! Component: 100 - total flux cleaned = 0.291812 Jy ! Total flux subtracted in 100 components = 0.291812 Jy ! Clean residual min=-0.030030 max=0.036228 Jy/beam ! Clean residual mean=0.000976 rms=0.012034 Jy/beam ! Combined flux in latest and established models = 0.977655 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.977655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159225Jy sigma=0.001623 ! Fit after self-cal, rms=0.158924Jy sigma=0.001620 ! 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 0.93 GC 1.00* HN 1.00* ! LA 0.99 NL 1.00* OV 0.96 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.98 ! KP 0.92 MA 1.00* MC 1.00* MK 0.94 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.98 ! ! 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 0.93 GC 1.00* HN 1.00* ! LA 1.01 NL 1.00* OV 0.98 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.97 ! KP 0.99 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 0.98 GC 1.00* HN 1.00* ! LA 1.00 NL 1.00* OV 1.05 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.97 ! KP 1.00 MA 1.00* MC 1.00* MK 0.96 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.96 ! ! 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 1.00 GC 1.00* HN 1.00* ! LA 1.13 NL 1.00* OV 1.00 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00 ! KP 1.02 MA 1.00* MC 1.00* MK 0.94 ! 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=0.158924Jy sigma=0.001620 ! Fit after self-cal, rms=0.139064Jy sigma=0.001461 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.907 mas, bmaj=36.77 mas, bpa=-11.1 degrees ! Estimated noise=3399.34 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 = 0.0272153 Jy ! Component: 100 - total flux cleaned = 0.0329251 Jy ! Total flux subtracted in 100 components = 0.0329251 Jy ! Clean residual min=-0.020976 max=0.019582 Jy/beam ! Clean residual mean=0.000402 rms=0.005866 Jy/beam ! Combined flux in latest and established models = 1.01058 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 55 components and 1.01058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134362Jy sigma=0.001408 ! Fit after self-cal, rms=0.134282Jy sigma=0.001407 ! 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 = 0.00473629 Jy ! Component: 100 - total flux cleaned = 0.00606153 Jy ! Total flux subtracted in 100 components = 0.00606153 Jy ! Clean residual min=-0.020451 max=0.017833 Jy/beam ! Clean residual mean=0.000396 rms=0.005641 Jy/beam ! Combined flux in latest and established models = 1.01664 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 66 components and 1.01664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133907Jy sigma=0.001403 ! Fit after self-cal, rms=0.131260Jy sigma=0.001371 ! Inverting map and beam ! Estimated beam: bmin=2.885 mas, bmaj=36.84 mas, bpa=-11.12 degrees ! Estimated noise=3388.75 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 = 0.010829 Jy ! Component: 100 - total flux cleaned = 0.0108241 Jy ! Total flux subtracted in 100 components = 0.0108241 Jy ! Clean residual min=-0.018015 max=0.015269 Jy/beam ! Clean residual mean=0.000186 rms=0.004557 Jy/beam ! Combined flux in latest and established models = 1.02747 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 1.02747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130467Jy sigma=0.001361 ! Fit after self-cal, rms=0.130455Jy sigma=0.001361 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2052-474_S ! Writing UV FITS file: 2052-474_S.uvf ! Writing 85 model components to file: 2052-474_S.mod ! wwins: Wrote 1 windows to 2052-474_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.885 x 36.84 at -11.12 degrees (North through East) ! Clean map min=-0.017696 max=0.88361 Jy/beam ! Writing clean map to FITS file: 2052-474_S.fits ! Writing difmap environment to: 2052-474_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2052-474_S] device 2052-474_Suv.ps/vps,1,2 ! Attempting to open device: '2052-474_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2052-474_Sim.ps/vps ! Attempting to open device: '2052-474_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=2.885 mas, bmaj=36.84 mas, bpa=-11.12 degrees ! Estimated noise=3388.75 mJy/beam. xyrange 0, 0, 0, 0 ! The mapplot display area will be limited to: ! Relative RA: (The whole available range) ! Relative DEC: (The whole available range) mapcolor grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. docont=true mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.885 x 36.84 at -11.12 degrees (North through East) ! Clean map min=-0.017696 max=0.88361 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 2052-474_S.log closed on Thu Jul 20 17:26:42 2006