! Started logfile: 1604-333_S.log on Sat Mar 14 18:57:19 2009 observe 1604-333_S.edt ! Reading UV FITS file: 1604-333_S.edt ! AN table 1: 43 integrations on 190 of 190 possible baselines. ! AN table 2: 32 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0796491 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1604-333 ! ! 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 1477 lines of history. ! ! Reading 4540 visibilities. ![@gonzo7-0.4 1604-333_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 569 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 569 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 590 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 569 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.845047Jy sigma=11.318905 ! Fit after self-cal, rms=0.843485Jy sigma=11.329778 ! 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=2.268 mas, bmaj=6.434 mas, bpa=8.725 degrees ! Estimated noise=2.03071 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 = 0.114436 Jy ! Total flux subtracted in 50 components = 0.114436 Jy ! Clean residual min=-0.018130 max=0.036096 Jy/beam ! Clean residual mean=0.000136 rms=0.005950 Jy/beam ! Combined flux in latest and established models = 0.114436 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.114436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160407Jy sigma=1.695890 ! Fit after self-cal, rms=0.160389Jy sigma=1.695830 ! 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=3.356 mas, bmaj=9.459 mas, bpa=18.59 degrees ! Estimated noise=1.02259 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 = 0.0538673 Jy ! Component: 100 - total flux cleaned = 0.0690312 Jy ! Total flux subtracted in 100 components = 0.0690312 Jy ! Clean residual min=-0.011853 max=0.022223 Jy/beam ! Clean residual mean=-0.000002 rms=0.004300 Jy/beam ! Combined flux in latest and established models = 0.183467 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 0.183467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148114Jy sigma=1.383752 ! Fit after self-cal, rms=0.148080Jy sigma=1.383328 ! 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 0.87 FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 0.95 KP 1.00 LA 1.20 ! MA 1.00* MC 1.00* MK 1.08 NL 1.50 ! NY 1.00* ON 1.00* OV 0.94 PT 0.88 ! SC 1.07 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.86 GC 1.00* HH 1.00* ! HN 1.00* KK 0.84 KP 1.07 LA 1.19 ! MA 1.00* MC 1.00* MK 1.16 NL 1.71 ! NY 1.00* ON 1.00* OV 0.81 PT 0.93 ! SC 1.00 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.66 FD 0.84 GC 1.00* HH 1.00* ! HN 1.00* KK 1.20 KP 1.21 LA 1.02 ! MA 1.00* MC 1.00* MK 0.82 NL 1.14 ! NY 1.00* ON 1.00* OV 0.99 PT 0.86 ! SC 1.14 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.69 GC 1.00* HH 1.00* ! HN 1.00* KK 0.81 KP 1.11 LA 0.80 ! MA 1.00* MC 1.00* MK 0.93 NL 1.55 ! NY 1.00* ON 1.00* OV 0.89 PT 0.94 ! SC 1.00 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.148080Jy sigma=1.383328 ! Fit after self-cal, rms=0.154109Jy sigma=1.265771 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.395 mas, bmaj=9.481 mas, bpa=18.19 degrees ! Estimated noise=0.965863 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 = -0.00354874 Jy ! Component: 100 - total flux cleaned = -0.00429937 Jy ! Total flux subtracted in 100 components = -0.00429937 Jy ! Clean residual min=-0.004612 max=0.004624 Jy/beam ! Clean residual mean=0.000018 rms=0.001425 Jy/beam ! Combined flux in latest and established models = 0.179168 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 0.179168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153863Jy sigma=1.267087 ! Fit after self-cal, rms=0.153946Jy sigma=1.266241 ! 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 = 0.00011352 Jy ! Component: 100 - total flux cleaned = 0.000169673 Jy ! Total flux subtracted in 100 components = 0.000169673 Jy ! Clean residual min=-0.004698 max=0.004666 Jy/beam ! Clean residual mean=0.000018 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 0.179338 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 0.179338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153914Jy sigma=1.266529 ! Fit after self-cal, rms=0.165370Jy sigma=1.209956 ! Inverting map and beam ! Estimated beam: bmin=3.432 mas, bmaj=9.604 mas, bpa=18.75 degrees ! Estimated noise=0.962254 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 = -0.00160241 Jy ! Component: 100 - total flux cleaned = -0.00160862 Jy ! Total flux subtracted in 100 components = -0.00160862 Jy ! Clean residual min=-0.004541 max=0.004448 Jy/beam ! Clean residual mean=0.000011 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.177729 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 37 components and 0.177729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165296Jy sigma=1.210655 ! Fit after self-cal, rms=0.165390Jy sigma=1.210375 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1604-333_S ! Writing UV FITS file: 1604-333_S.uvf ! Writing 37 model components to file: 1604-333_S.mod ! wwins: Wrote 1 windows to 1604-333_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.432 x 9.604 at 18.75 degrees (North through East) ! Clean map min=-0.0045435 max=0.16062 Jy/beam ! Writing clean map to FITS file: 1604-333_S.fits ! Writing difmap environment to: 1604-333_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1604-333_S] device 1604-333_Suv.ps/vps,1,2 ! Attempting to open device: '1604-333_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1604-333_Sim.ps/vps ! Attempting to open device: '1604-333_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=3.432 mas, bmaj=9.604 mas, bpa=18.75 degrees ! Estimated noise=0.962254 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.432 x 9.604 at 18.75 degrees (North through East) ! Clean map min=-0.0045435 max=0.16062 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1604-333_S.log closed on Sat Mar 14 18:57:25 2009