! Started logfile: 1954-388_S.log on Fri Aug 19 12:25:00 2005 observe 1954-388_S.edt ! Reading UV FITS file: 1954-388_S.edt ! AN table 1: 47 integrations on 171 of 171 possible baselines. ! AN table 2: 20 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0327311 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1954-388 ! ! 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 1565 lines of history. ! ! Reading 1500 visibilities. ![@gonzo7-0.4 1954-388_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 798 telescope corrections were flagged in sub-array 1. ! A total of 371 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 798 telescope corrections were flagged in sub-array 1. ! A total of 371 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 802 telescope corrections were flagged in sub-array 1. ! A total of 371 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 799 telescope corrections were flagged in sub-array 1. ! A total of 371 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.619537Jy sigma=0.007987 ! Fit after self-cal, rms=0.605032Jy sigma=0.007982 ! 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=2.716 mas, bmaj=16.99 mas, bpa=3.927 degrees ! Estimated noise=3444.56 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 = 1.22224 Jy ! Total flux subtracted in 50 components = 1.22224 Jy ! Clean residual min=-0.090806 max=0.340860 Jy/beam ! Clean residual mean=-0.000742 rms=0.032788 Jy/beam ! Combined flux in latest and established models = 1.22224 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 1.22224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.393295Jy sigma=0.005195 ! Fit after self-cal, rms=0.393295Jy sigma=0.005195 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.267323 Jy ! Total flux subtracted in 50 components = 0.267323 Jy ! Clean residual min=-0.053870 max=0.081278 Jy/beam ! Clean residual mean=-0.000272 rms=0.014351 Jy/beam ! Combined flux in latest and established models = 1.48956 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 8 components and 1.48956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177099Jy sigma=0.002366 ! Fit after self-cal, rms=0.177090Jy sigma=0.002366 ! 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=4.532 mas, bmaj=24.89 mas, bpa=1.043 degrees ! Estimated noise=1902.29 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 = 0.0832033 Jy ! Component: 100 - total flux cleaned = 0.113653 Jy ! Total flux subtracted in 100 components = 0.113653 Jy ! Clean residual min=-0.021561 max=0.032958 Jy/beam ! Clean residual mean=0.000182 rms=0.006979 Jy/beam ! Combined flux in latest and established models = 1.60321 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 32 components and 1.60321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142500Jy sigma=0.001870 ! Fit after self-cal, rms=0.142486Jy sigma=0.001870 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.06 LA 0.98 ! MC 1.00* MK 0.91 NL 1.01 NY 1.00* ! ON 1.00* OV 1.01 PT 1.01 SC 0.98 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* ! 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. ! 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 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.96 LA 0.96 ! MC 1.00* MK 0.97 NL 1.02 NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 0.98 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* ! 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. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.02 LA 1.21 ! MC 1.00* MK 0.90 NL 1.07 NY 1.00* ! ON 1.00* OV 0.99 PT 0.97 SC 0.93 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* ! 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. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.01 LA 0.96 ! MC 1.00* MK 0.89 NL 1.06 NY 1.00* ! ON 1.00* OV 0.98 PT 0.96 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* ! 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=0.142486Jy sigma=0.001870 ! Fit after self-cal, rms=0.096700Jy sigma=0.001210 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.015 mas, bmaj=25.81 mas, bpa=-1.009 degrees ! Estimated noise=1943.67 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 = -0.000174105 Jy ! Component: 100 - total flux cleaned = 6.61126e-05 Jy ! Total flux subtracted in 100 components = 6.61126e-05 Jy ! Clean residual min=-0.011578 max=0.012483 Jy/beam ! Clean residual mean=-0.000074 rms=0.003039 Jy/beam ! Combined flux in latest and established models = 1.60328 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 42 components and 1.60328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096538Jy sigma=0.001207 ! Fit after self-cal, rms=0.096557Jy sigma=0.001207 ! 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 = 0.000252915 Jy ! Component: 100 - total flux cleaned = 0.000456806 Jy ! Total flux subtracted in 100 components = 0.000456806 Jy ! Clean residual min=-0.011556 max=0.012132 Jy/beam ! Clean residual mean=-0.000074 rms=0.003016 Jy/beam ! Combined flux in latest and established models = 1.60374 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 46 components and 1.60374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096444Jy sigma=0.001206 ! Fit after self-cal, rms=0.088597Jy sigma=0.001098 ! Inverting map and beam ! Estimated beam: bmin=5.019 mas, bmaj=25.82 mas, bpa=-0.9634 degrees ! Estimated noise=1945.93 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 = 0.0012706 Jy ! Component: 100 - total flux cleaned = 0.00133497 Jy ! Total flux subtracted in 100 components = 0.00133497 Jy ! Clean residual min=-0.008036 max=0.008976 Jy/beam ! Clean residual mean=-0.000117 rms=0.002232 Jy/beam ! Combined flux in latest and established models = 1.60507 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 59 components and 1.60507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088523Jy sigma=0.001097 ! Fit after self-cal, rms=0.088529Jy sigma=0.001097 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1954-388_S ! Writing UV FITS file: 1954-388_S.uvf ! Writing 59 model components to file: 1954-388_S.mod ! wwins: Wrote 1 windows to 1954-388_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.019 x 25.82 at -0.9634 degrees (North through East) ! Clean map min=-0.0079719 max=1.5723 Jy/beam ! Writing clean map to FITS file: 1954-388_S.fits ! Writing difmap environment to: 1954-388_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1954-388_S] device 1954-388_Suv.ps/vps,1,2 ! Attempting to open device: '1954-388_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1954-388_Sim.ps/vps ! Attempting to open device: '1954-388_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=5.019 mas, bmaj=25.82 mas, bpa=-0.9634 degrees ! Estimated noise=1945.93 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.019 x 25.82 at -0.9634 degrees (North through East) ! Clean map min=-0.0079719 max=1.5723 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1954-388_S.log closed on Fri Aug 19 12:25:38 2005