! Started logfile: 0048-097_S.log on Wed Apr 9 23:51:16 2008 observe 0048-097_S.edt ! Reading UV FITS file: 0048-097_S.edt ! AN table 1: 19 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0505676 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0048-097 ! ! 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 971 lines of history. ! ! Reading 588 visibilities. ![@gonzo5-0.4 0048-097_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 311 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 311 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 314 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 334 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.241758Jy sigma=0.002539 ! Fit after self-cal, rms=0.241367Jy sigma=0.002534 ! 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=3.55 mas, bmaj=7.434 mas, bpa=16.67 degrees ! Estimated noise=6985.66 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) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.596042 Jy ! Total flux subtracted in 50 components = 0.596042 Jy ! Clean residual min=-0.051615 max=0.166224 Jy/beam ! Clean residual mean=-0.000239 rms=0.021869 Jy/beam ! Combined flux in latest and established models = 0.596042 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 0.596042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181671Jy sigma=0.001910 ! Fit after self-cal, rms=0.181671Jy sigma=0.001910 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.130102 Jy ! Total flux subtracted in 50 components = 0.130102 Jy ! Clean residual min=-0.023544 max=0.036580 Jy/beam ! Clean residual mean=-0.000066 rms=0.006916 Jy/beam ! Combined flux in latest and established models = 0.726143 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.726143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074352Jy sigma=0.000773 ! Fit after self-cal, rms=0.074347Jy sigma=0.000772 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0331524 Jy ! Total flux subtracted in 50 components = 0.0331524 Jy ! Clean residual min=-0.018788 max=0.017423 Jy/beam ! Clean residual mean=-0.000021 rms=0.004669 Jy/beam ! Combined flux in latest and established models = 0.759296 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 4 components and 0.759296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061881Jy sigma=0.000639 ! Fit after self-cal, rms=0.061835Jy sigma=0.000638 ! 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=3.946 mas, bmaj=7.3 mas, bpa=15.11 degrees ! Estimated noise=5542.09 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 = 0.0152023 Jy ! Component: 100 - total flux cleaned = 0.019518 Jy ! Total flux subtracted in 100 components = 0.019518 Jy ! Clean residual min=-0.012690 max=0.011647 Jy/beam ! Clean residual mean=0.000003 rms=0.003210 Jy/beam ! Combined flux in latest and established models = 0.778814 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 16 components and 0.778814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056632Jy sigma=0.000584 ! Fit after self-cal, rms=0.056462Jy sigma=0.000583 ! 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 0.98 FD 1.01 GC 0.99 HH 1.00* ! HN 1.00* KK 1.00 KP 1.01 LA 1.01 ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 0.99 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* GC 1.01 HH 1.00* ! HN 1.00* KK 0.99 KP 0.99 LA 0.99 ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.00 HH 1.00* ! HN 1.00* KK 1.00 KP 0.99 LA 0.97 ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 0.99 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.00 LA 1.00* ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 1.00* SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.056462Jy sigma=0.000583 ! Fit after self-cal, rms=0.054453Jy sigma=0.000568 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.949 mas, bmaj=7.375 mas, bpa=15.07 degrees ! Estimated noise=5558.53 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 = 0.00082012 Jy ! Component: 100 - total flux cleaned = 0.000280534 Jy ! Total flux subtracted in 100 components = 0.000280534 Jy ! Clean residual min=-0.009134 max=0.010697 Jy/beam ! Clean residual mean=0.000005 rms=0.002647 Jy/beam ! Combined flux in latest and established models = 0.779094 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 19 components and 0.779094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053172Jy sigma=0.000556 ! Fit after self-cal, rms=0.052925Jy sigma=0.000552 ! 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) ! Added new window around map position (-92, 59.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00573517 Jy ! Component: 100 - total flux cleaned = 0.00580148 Jy ! Total flux subtracted in 100 components = 0.00580148 Jy ! Clean residual min=-0.008462 max=0.007800 Jy/beam ! Clean residual mean=0.000003 rms=0.002183 Jy/beam ! Combined flux in latest and established models = 0.784896 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 0.784896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.051562Jy sigma=0.000538 ! Fit after self-cal, rms=0.051160Jy sigma=0.000532 ! Inverting map and beam ! Estimated beam: bmin=3.95 mas, bmaj=7.375 mas, bpa=14.98 degrees ! Estimated noise=5557.38 mJy/beam. ! Added new window around map position (88, -74). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00815027 Jy ! Component: 100 - total flux cleaned = 0.0136685 Jy ! Total flux subtracted in 100 components = 0.0136685 Jy ! Clean residual min=-0.007633 max=0.007730 Jy/beam ! Clean residual mean=-0.000000 rms=0.001855 Jy/beam ! Combined flux in latest and established models = 0.798564 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.798564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.049859Jy sigma=0.000518 ! Fit after self-cal, rms=0.049596Jy sigma=0.000513 ! Inverting map and beam ! Estimated beam: bmin=3.95 mas, bmaj=7.382 mas, bpa=14.99 degrees ! Estimated noise=5551.83 mJy/beam. ! Added new window around map position (-100.4, -5.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714941 Jy ! Component: 100 - total flux cleaned = 0.0118417 Jy ! Total flux subtracted in 100 components = 0.0118417 Jy ! Clean residual min=-0.006447 max=0.005064 Jy/beam ! Clean residual mean=0.000001 rms=0.001573 Jy/beam ! Combined flux in latest and established models = 0.810406 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.810406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.048614Jy sigma=0.000503 ! Fit after self-cal, rms=0.048424Jy sigma=0.000500 ! Inverting map and beam ! Estimated beam: bmin=3.952 mas, bmaj=7.389 mas, bpa=14.99 degrees ! Estimated noise=5547.48 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 = 0.00381644 Jy ! Component: 100 - total flux cleaned = 0.00679371 Jy ! Total flux subtracted in 100 components = 0.00679371 Jy ! Clean residual min=-0.005469 max=0.004728 Jy/beam ! Clean residual mean=0.000001 rms=0.001415 Jy/beam ! Combined flux in latest and established models = 0.8172 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 68 components and 0.8172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.047969Jy sigma=0.000495 ! Fit after self-cal, rms=0.047879Jy sigma=0.000494 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0048-097_S ! Writing UV FITS file: 0048-097_S.uvf ! Writing 68 model components to file: 0048-097_S.mod ! wwins: Wrote 4 windows to 0048-097_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.952 x 7.389 at 14.99 degrees (North through East) ! Clean map min=-0.0055027 max=0.7651 Jy/beam ! Writing clean map to FITS file: 0048-097_S.fits ! Writing difmap environment to: 0048-097_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0048-097_S] device 0048-097_Suv.ps/vps,1,2 ! Attempting to open device: '0048-097_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0048-097_Sim.ps/vps ! Attempting to open device: '0048-097_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=3.952 mas, bmaj=7.389 mas, bpa=14.99 degrees ! Estimated noise=5547.48 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.952 x 7.389 at 14.99 degrees (North through East) ! Clean map min=-0.0055027 max=0.7651 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.4] quit ! Quitting program ! Log file 0048-097_S.log closed on Wed Apr 9 23:51:23 2008