! Started logfile: 1908-201_S.log on Fri Apr 27 20:36:39 2007 observe 1908-201_S.edt ! Reading UV FITS file: 1908-201_S.edt ! AN table 1: 23 integrations on 153 of 153 possible baselines. ! AN table 2: 18 integrations on 153 of 153 possible baselines. ! AN table 3: 25 integrations on 153 of 153 possible baselines. ! AN table 4: 6 integrations on 153 of 153 possible baselines. ! AN table 5: 24 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0474537 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1908-201 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1912 lines of history. ! ! Reading 2788 visibilities. ![@gonzo8-0.4 1908-201_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 = 8.0 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 384 telescope corrections were flagged in sub-array 1. ! A total of 247 telescope corrections were flagged in sub-array 2. ! A total of 450 telescope corrections were flagged in sub-array 3. ! A total of 108 telescope corrections were flagged in sub-array 4. ! A total of 378 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 387 telescope corrections were flagged in sub-array 1. ! A total of 248 telescope corrections were flagged in sub-array 2. ! A total of 450 telescope corrections were flagged in sub-array 3. ! A total of 108 telescope corrections were flagged in sub-array 4. ! A total of 378 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 384 telescope corrections were flagged in sub-array 1. ! A total of 250 telescope corrections were flagged in sub-array 2. ! A total of 450 telescope corrections were flagged in sub-array 3. ! A total of 108 telescope corrections were flagged in sub-array 4. ! A total of 378 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 414 telescope corrections were flagged in sub-array 1. ! A total of 254 telescope corrections were flagged in sub-array 2. ! A total of 450 telescope corrections were flagged in sub-array 3. ! A total of 108 telescope corrections were flagged in sub-array 4. ! A total of 378 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.946576Jy sigma=0.012619 ! Fit after self-cal, rms=0.934338Jy sigma=0.012711 ! 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=1.982 mas, bmaj=4.251 mas, bpa=3.512 degrees ! Estimated noise=2051.04 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 = 1.08262 Jy ! Total flux subtracted in 50 components = 1.08262 Jy ! Clean residual min=-0.125337 max=0.418088 Jy/beam ! Clean residual mean=0.000648 rms=0.047519 Jy/beam ! Combined flux in latest and established models = 1.08262 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 19 components and 1.08262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.873635Jy sigma=0.011939 ! Fit after self-cal, rms=0.873605Jy sigma=0.011938 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.470542 Jy ! Total flux subtracted in 50 components = 0.470542 Jy ! Clean residual min=-0.081309 max=0.242475 Jy/beam ! Clean residual mean=0.000396 rms=0.030874 Jy/beam ! Combined flux in latest and established models = 1.55316 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 1.55316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.584677Jy sigma=0.007991 ! Fit after self-cal, rms=0.584622Jy sigma=0.007991 ! 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=2.663 mas, bmaj=6.732 mas, bpa=-6.544 degrees ! Estimated noise=1388.66 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) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.379798 Jy ! Component: 100 - total flux cleaned = 0.56407 Jy ! Total flux subtracted in 100 components = 0.56407 Jy ! Clean residual min=-0.050185 max=0.202511 Jy/beam ! Clean residual mean=0.000145 rms=0.023620 Jy/beam ! Combined flux in latest and established models = 2.11723 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 58 components and 2.11723 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353081Jy sigma=0.004451 ! Fit after self-cal, rms=0.353036Jy sigma=0.004447 ! Inverting map ! Added new window around map position (3.6, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.182476 Jy ! Component: 100 - total flux cleaned = 0.263915 Jy ! Total flux subtracted in 100 components = 0.263915 Jy ! Clean residual min=-0.044810 max=0.114143 Jy/beam ! Clean residual mean=-0.000528 rms=0.012994 Jy/beam ! Combined flux in latest and established models = 2.38114 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 83 components and 2.38114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262388Jy sigma=0.003242 ! Fit after self-cal, rms=0.252054Jy sigma=0.003084 ! 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 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.10 GC 1.00* HH 1.03 HN 1.00 ! LA 1.09 MC 1.48 MK 1.01 NY 1.00* ! ON 1.00* OV 0.98 PT 0.95 SC 1.00* ! TS 1.00* WF 1.07 BR 0.90 KK 1.00* ! KP 0.94 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.10 GC 1.00* HH 1.00* HN 1.02 ! LA 1.07 MC 1.00* MK 0.93 NY 1.00* ! ON 1.00* OV 0.98 PT 0.94 SC 1.00* ! TS 1.00* WF 1.23 BR 0.91 KK 0.89 ! KP 0.92 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 GC 1.00* HH 1.00 HN 0.97 ! LA 1.05 MC 1.12 MK 1.07 NY 1.00* ! ON 1.00* OV 1.03 PT 0.95 SC 1.00* ! TS 1.00* WF 1.08 BR 0.98 KK 1.00* ! KP 0.95 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.95 GC 1.00* HH 1.00* HN 1.00 ! LA 1.03 MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* OV 1.02 PT 0.94 SC 1.00* ! TS 1.00* WF 1.20 BR 0.97 KK 0.88 ! KP 0.98 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 GC 1.00* HH 0.82 HN 1.29 ! LA 0.94 MC 1.28 MK 0.99 NY 1.00* ! ON 1.00* OV 1.03 PT 1.07 SC 1.00* ! TS 1.00* WF 1.36 BR 1.03 KK 1.00* ! KP 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.90 GC 1.00* HH 1.00* HN 1.32 ! LA 0.92 MC 1.00* MK 0.96 NY 1.00* ! ON 1.00* OV 1.04 PT 1.05 SC 1.00* ! TS 1.00* WF 1.48 BR 1.02 KK 0.91 ! KP 1.01 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.83 GC 1.00* HH 0.82 HN 1.16 ! LA 0.77 MC 1.78 MK 0.97 NY 1.00* ! ON 1.00* OV 0.89 PT 1.03 SC 1.00* ! TS 1.00* WF 1.24 BR 0.96 KK 1.00* ! KP 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.83 GC 1.00* HH 1.00* HN 1.17 ! LA 0.76 MC 1.00* MK 0.93 NY 1.00* ! ON 1.00* OV 0.90 PT 1.00 SC 1.00* ! TS 1.00* WF 1.36 BR 0.95 KK 0.95 ! KP 0.99 WZ 1.00* ! ! ! Fit before self-cal, rms=0.252054Jy sigma=0.003084 ! Fit after self-cal, rms=0.146017Jy sigma=0.001613 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.678 mas, bmaj=6.576 mas, bpa=-6.227 degrees ! Estimated noise=1402.08 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 = 0.00578478 Jy ! Component: 100 - total flux cleaned = 0.00389736 Jy ! Total flux subtracted in 100 components = 0.00389736 Jy ! Clean residual min=-0.014541 max=0.018476 Jy/beam ! Clean residual mean=0.000789 rms=0.003977 Jy/beam ! Combined flux in latest and established models = 2.38504 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 2.38504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141887Jy sigma=0.001567 ! Fit after self-cal, rms=0.141566Jy sigma=0.001563 ! 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 = 0.00039785 Jy ! Component: 100 - total flux cleaned = -0.000105675 Jy ! Total flux subtracted in 100 components = -0.000105675 Jy ! Clean residual min=-0.013087 max=0.017000 Jy/beam ! Clean residual mean=0.000791 rms=0.003777 Jy/beam ! Combined flux in latest and established models = 2.38493 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 101 components and 2.38493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139423Jy sigma=0.001540 ! Fit after self-cal, rms=0.134411Jy sigma=0.001460 ! Inverting map and beam ! Estimated beam: bmin=2.679 mas, bmaj=6.567 mas, bpa=-6.332 degrees ! Estimated noise=1400.47 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 = 0.00485769 Jy ! Component: 100 - total flux cleaned = 0.00485829 Jy ! Total flux subtracted in 100 components = 0.00485829 Jy ! Clean residual min=-0.010208 max=0.017011 Jy/beam ! Clean residual mean=0.000509 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 2.38979 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 112 components and 2.38979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132700Jy sigma=0.001442 ! Fit after self-cal, rms=0.132584Jy sigma=0.001440 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1908-201_S ! Writing UV FITS file: 1908-201_S.uvf ! Writing 112 model components to file: 1908-201_S.mod ! wwins: Wrote 2 windows to 1908-201_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.679 x 6.567 at -6.332 degrees (North through East) ! Clean map min=-0.010025 max=1.4479 Jy/beam ! Writing clean map to FITS file: 1908-201_S.fits ! Writing difmap environment to: 1908-201_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1908-201_S] device 1908-201_Suv.ps/vps,1,2 ! Attempting to open device: '1908-201_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1908-201_Sim.ps/vps ! Attempting to open device: '1908-201_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=2.679 mas, bmaj=6.567 mas, bpa=-6.332 degrees ! Estimated noise=1400.47 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.679 x 6.567 at -6.332 degrees (North through East) ! Clean map min=-0.010025 max=1.4479 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.4] quit ! Quitting program ! Log file 1908-201_S.log closed on Fri Apr 27 20:36:58 2007