! Started logfile: 2234+282_S.log on Thu Mar 19 23:46:41 2009 observe 2234+282_S.edt2 ! Reading UV FITS file: 2234+282_S.edt2 ! AN table 1: 55 integrations on 190 of 190 possible baselines. ! AN table 2: 151 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.193664 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2234+282 ! ! 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 30320 visibilities. ![@gonzo7-0.4 2234+282_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 812 telescope corrections were flagged in sub-array 1. ! A total of 2435 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 2465 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 825 telescope corrections were flagged in sub-array 1. ! A total of 2469 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 804 telescope corrections were flagged in sub-array 1. ! A total of 2485 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.352531Jy sigma=3.063527 ! Fit after self-cal, rms=0.341134Jy sigma=3.045110 ! 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=1.977 mas, bmaj=3.345 mas, bpa=-8.566 degrees ! Estimated noise=1.40696 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 = 0.882196 Jy ! Total flux subtracted in 50 components = 0.882196 Jy ! Clean residual min=-0.039855 max=0.246115 Jy/beam ! Clean residual mean=0.000111 rms=0.010981 Jy/beam ! Combined flux in latest and established models = 0.882196 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 0.882196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.413293Jy sigma=3.856342 ! Fit after self-cal, rms=0.413293Jy sigma=3.856346 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.206663 Jy ! Total flux subtracted in 50 components = 0.206663 Jy ! Clean residual min=-0.029577 max=0.082125 Jy/beam ! Clean residual mean=0.000104 rms=0.007418 Jy/beam ! Combined flux in latest and established models = 1.08886 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 5 components and 1.08886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305271Jy sigma=2.609643 ! Fit after self-cal, rms=0.305233Jy sigma=2.609458 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0872477 Jy ! Total flux subtracted in 50 components = 0.0872477 Jy ! Clean residual min=-0.027030 max=0.039203 Jy/beam ! Clean residual mean=0.000101 rms=0.006678 Jy/beam ! Combined flux in latest and established models = 1.17611 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 6 components and 1.17611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282042Jy sigma=2.310117 ! Fit after self-cal, rms=0.281977Jy sigma=2.309602 ! 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=2.369 mas, bmaj=3.819 mas, bpa=-7.18 degrees ! Estimated noise=0.812147 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 = 0.0664844 Jy ! Component: 100 - total flux cleaned = 0.0933258 Jy ! Total flux subtracted in 100 components = 0.0933258 Jy ! Clean residual min=-0.024264 max=0.033728 Jy/beam ! Clean residual mean=0.000856 rms=0.007270 Jy/beam ! Combined flux in latest and established models = 1.26943 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 12 components and 1.26943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271608Jy sigma=2.147474 ! Fit after self-cal, rms=0.271583Jy sigma=2.147196 ! 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 0.87 FD 1.05 GC 1.02 HH 1.00* ! HN 0.86 KK 0.93 KP 1.03 LA 1.23 ! MA 2.05 MC 1.13 MK 0.89 NL 1.00* ! NY 0.95 ON 0.92 OV 1.00 PT 0.92 ! SC 1.09 TS 1.00* WF 0.96 WZ 0.91 ! ! A total of 99 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 1.00* GC 0.92 HH 1.00* ! HN 0.87 KK 0.90 KP 1.19 LA 1.00* ! MA 1.00* MC 1.07 MK 0.88 NL 1.21 ! NY 1.05 ON 0.97 OV 0.97 PT 0.93 ! SC 1.12 TS 0.88 WF 0.99 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.97 GC 1.01 HH 1.00* ! HN 0.93 KK 0.93 KP 1.13 LA 1.22 ! MA 0.85 MC 1.78 MK 0.93 NL 1.00* ! NY 0.95 ON 0.93 OV 0.93 PT 0.99 ! SC 0.95 TS 1.00* WF 0.99 WZ 0.87 ! ! A total of 87 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 1.00* GC 0.91 HH 1.00* ! HN 0.92 KK 0.88 KP 1.28 LA 1.00* ! MA 1.00* MC 1.04 MK 0.93 NL 1.10 ! NY 1.02 ON 1.00 OV 0.90 PT 0.97 ! SC 0.95 TS 0.89 WF 0.99 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.40 GC 1.04 HH 1.00* ! HN 1.11 KK 0.94 KP 1.17 LA 1.02 ! MA 1.23 MC 1.29 MK 0.96 NL 1.00* ! NY 0.96 ON 1.00* OV 0.94 PT 1.02 ! SC 1.08 TS 1.00* WF 1.03 WZ 0.96 ! ! A total of 87 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00* GC 0.93 HH 1.00* ! HN 1.12 KK 0.95 KP 1.25 LA 1.00* ! MA 1.00* MC 1.01 MK 0.97 NL 1.11 ! NY 1.01 ON 1.04 OV 0.97 PT 0.96 ! SC 1.11 TS 0.90 WF 1.07 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.82 GC 1.03 HH 1.00* ! HN 1.09 KK 0.96 KP 1.18 LA 0.92 ! MA 1.08 MC 1.78 MK 0.93 NL 1.00* ! NY 0.96 ON 0.93 OV 0.92 PT 1.02 ! SC 1.04 TS 1.00* WF 1.01 WZ 0.91 ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.00* GC 0.93 HH 1.00* ! HN 1.11 KK 0.86 KP 1.30 LA 1.00* ! MA 1.00* MC 1.62 MK 0.93 NL 1.13 ! NY 1.05 ON 0.99 OV 0.90 PT 1.01 ! SC 1.07 TS 0.91 WF 0.98 WZ 1.00* ! ! ! Fit before self-cal, rms=0.271583Jy sigma=2.147196 ! Fit after self-cal, rms=0.234832Jy sigma=1.189067 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.37 mas, bmaj=3.841 mas, bpa=-7.886 degrees ! Estimated noise=0.826093 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 = -0.00292554 Jy ! Component: 100 - total flux cleaned = -0.00268148 Jy ! Total flux subtracted in 100 components = -0.00268148 Jy ! Clean residual min=-0.008119 max=0.008935 Jy/beam ! Clean residual mean=0.000442 rms=0.002055 Jy/beam ! Combined flux in latest and established models = 1.26675 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 17 components and 1.26675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234196Jy sigma=1.185098 ! Fit after self-cal, rms=0.234189Jy sigma=1.184833 ! 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 = 0.000661802 Jy ! Component: 100 - total flux cleaned = 0.00144931 Jy ! Total flux subtracted in 100 components = 0.00144931 Jy ! Clean residual min=-0.008038 max=0.008930 Jy/beam ! Clean residual mean=0.000431 rms=0.002043 Jy/beam ! Combined flux in latest and established models = 1.2682 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 1.2682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233919Jy sigma=1.183431 ! Fit after self-cal, rms=0.228143Jy sigma=0.977513 ! Inverting map and beam ! Estimated beam: bmin=2.367 mas, bmaj=3.848 mas, bpa=-7.909 degrees ! Estimated noise=0.824083 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) ! Added new window around map position (-2.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221538 Jy ! Component: 100 - total flux cleaned = 0.00273099 Jy ! Total flux subtracted in 100 components = 0.00273099 Jy ! Clean residual min=-0.003506 max=0.004045 Jy/beam ! Clean residual mean=0.000275 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 1.27093 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 26 components and 1.27093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227854Jy sigma=0.975019 ! Fit after self-cal, rms=0.227837Jy sigma=0.974583 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2234+282_S ! Writing UV FITS file: 2234+282_S.uvf ! Writing 26 model components to file: 2234+282_S.mod ! wwins: Wrote 2 windows to 2234+282_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.367 x 3.848 at -7.909 degrees (North through East) ! Clean map min=-0.0033027 max=1.1651 Jy/beam ! Writing clean map to FITS file: 2234+282_S.fits ! Writing difmap environment to: 2234+282_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2234+282_S] device 2234+282_Suv.ps/vps,1,2 ! Attempting to open device: '2234+282_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2234+282_Sim.ps/vps ! Attempting to open device: '2234+282_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=2.367 mas, bmaj=3.848 mas, bpa=-7.909 degrees ! Estimated noise=0.824083 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.367 x 3.848 at -7.909 degrees (North through East) ! Clean map min=-0.0033027 max=1.1651 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 2234+282_S.log closed on Thu Mar 19 23:46:50 2009