! Started logfile: 2234+282_S.log on Mon Aug 25 14:49:40 2008 observe 2234+282_S.edt ! Reading UV FITS file: 2234+282_S.edt ! AN table 1: 46 integrations on 171 of 171 possible baselines. ! AN table 2: 89 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.218367 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 1615 lines of history. ! ! Reading 20164 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 572 telescope corrections were flagged in sub-array 1. ! A total of 1162 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 572 telescope corrections were flagged in sub-array 1. ! A total of 1167 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 578 telescope corrections were flagged in sub-array 1. ! A total of 1165 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 579 telescope corrections were flagged in sub-array 1. ! A total of 1164 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.238992Jy sigma=3.406783 ! Fit after self-cal, rms=0.236970Jy sigma=3.407255 ! 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=1.968 mas, bmaj=3.804 mas, bpa=-10.27 degrees ! Estimated noise=0.63615 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 = 0.745437 Jy ! Total flux subtracted in 50 components = 0.745437 Jy ! Clean residual min=-0.028825 max=0.207984 Jy/beam ! Clean residual mean=0.000036 rms=0.008405 Jy/beam ! Combined flux in latest and established models = 0.745437 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 0.745437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332384Jy sigma=5.610936 ! Fit after self-cal, rms=0.332384Jy sigma=5.610935 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.176837 Jy ! Total flux subtracted in 50 components = 0.176837 Jy ! Clean residual min=-0.020079 max=0.071036 Jy/beam ! Clean residual mean=0.000009 rms=0.005453 Jy/beam ! Combined flux in latest and established models = 0.922274 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.922274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240144Jy sigma=3.594803 ! Fit after self-cal, rms=0.240052Jy sigma=3.594360 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0758604 Jy ! Total flux subtracted in 50 components = 0.0758604 Jy ! Clean residual min=-0.020289 max=0.034559 Jy/beam ! Clean residual mean=-0.000002 rms=0.004729 Jy/beam ! Combined flux in latest and established models = 0.998134 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 10 components and 0.998134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220475Jy sigma=3.124620 ! Fit after self-cal, rms=0.220353Jy sigma=3.123797 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0401728 Jy ! Total flux subtracted in 50 components = 0.0401728 Jy ! Clean residual min=-0.021177 max=0.031267 Jy/beam ! Clean residual mean=-0.000008 rms=0.004523 Jy/beam ! Combined flux in latest and established models = 1.03831 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 1.03831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214819Jy sigma=3.014398 ! Fit after self-cal, rms=0.214777Jy sigma=3.014186 ! 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=2.316 mas, bmaj=4.459 mas, bpa=-10.8 degrees ! Estimated noise=0.401564 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 = 0.0195882 Jy ! Component: 100 - total flux cleaned = 0.0273271 Jy ! Total flux subtracted in 100 components = 0.0273271 Jy ! Clean residual min=-0.022649 max=0.019466 Jy/beam ! Clean residual mean=-0.000182 rms=0.004142 Jy/beam ! Combined flux in latest and established models = 1.06563 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 30 components and 1.06563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212535Jy sigma=2.992564 ! Fit after self-cal, rms=0.212473Jy sigma=2.992122 ! 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 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.10 GC 0.95 HH 1.00* ! HN 0.91 KK 0.78 KP 0.91 LA 1.10 ! MA 1.00* MK 0.83 NL 0.95 NY 1.19 ! OV 1.00 PT 1.11 SC 0.76 TS 1.09 ! WF 0.93 WZ 1.00* GG 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 1.09 GC 1.00* HH 1.00* ! HN 0.97 KK 0.76 KP 0.93 LA 1.14 ! MA 0.77 MK 0.94 NL 0.96 NY 1.19 ! OV 1.04 PT 1.10 SC 0.81 TS 1.00* ! WF 1.15 WZ 1.10 GG 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 GC 0.86 HH 1.00* ! HN 0.97 KK 0.77 KP 1.04 LA 1.11 ! MA 1.00* MK 0.89 NL 1.06 NY 1.19 ! OV 0.94 PT 0.93 SC 1.00 TS 1.12 ! WF 0.99 WZ 1.00* GG 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.05 GC 1.00* HH 1.00* ! HN 1.03 KK 0.80 KP 1.06 LA 1.12 ! MA 1.14 MK 1.00 NL 1.11 NY 1.15 ! OV 0.95 PT 0.95 SC 0.99 TS 1.00* ! WF 1.09 WZ 1.09 GG 1.00* ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GC 0.94 HH 1.00* ! HN 1.20 KK 0.77 KP 1.13 LA 0.90 ! MA 1.00* MK 0.90 NL 1.05 NY 1.19 ! OV 1.01 PT 0.98 SC 1.11 TS 1.10 ! WF 1.00 WZ 1.00* GG 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 GC 1.00* HH 1.00* ! HN 1.22 KK 0.83 KP 1.15 LA 0.95 ! MA 1.33 MK 0.95 NL 1.01 NY 1.12 ! OV 1.06 PT 1.04 SC 1.13 TS 1.00* ! WF 1.19 WZ 1.02 GG 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.87 GC 0.96 HH 1.00* ! HN 1.14 KK 0.79 KP 1.13 LA 0.78 ! MA 1.00* MK 0.81 NL 0.99 NY 1.21 ! OV 0.95 PT 0.93 SC 1.04 TS 1.13 ! WF 1.02 WZ 1.00* GG 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.89 GC 1.00* HH 1.00* ! HN 1.20 KK 0.90 KP 1.12 LA 0.79 ! MA 1.05 MK 0.91 NL 1.03 NY 1.13 ! OV 0.93 PT 1.04 SC 1.05 TS 1.00* ! WF 1.28 WZ 1.05 GG 1.00* ! ! ! Fit before self-cal, rms=0.212473Jy sigma=2.992122 ! Fit after self-cal, rms=0.128378Jy sigma=1.382600 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.349 mas, bmaj=4.521 mas, bpa=-10.69 degrees ! Estimated noise=0.401401 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 = -0.00436459 Jy ! Component: 100 - total flux cleaned = -0.00435223 Jy ! Total flux subtracted in 100 components = -0.00435223 Jy ! Clean residual min=-0.004086 max=0.007016 Jy/beam ! Clean residual mean=0.000076 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 1.06128 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 33 components and 1.06128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127921Jy sigma=1.375141 ! Fit after self-cal, rms=0.127910Jy sigma=1.374688 ! Inverting map ! Added new window around map position (-2.8, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00530867 Jy ! Component: 100 - total flux cleaned = 0.00597456 Jy ! Total flux subtracted in 100 components = 0.00597456 Jy ! Clean residual min=-0.004149 max=0.005618 Jy/beam ! Clean residual mean=0.000065 rms=0.001065 Jy/beam ! Combined flux in latest and established models = 1.06726 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 1.06726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127521Jy sigma=1.366614 ! Fit after self-cal, rms=0.127475Jy sigma=1.365677 ! 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 (6.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134937 Jy ! Component: 100 - total flux cleaned = 0.00133504 Jy ! Total flux subtracted in 100 components = 0.00133504 Jy ! Clean residual min=-0.003797 max=0.005233 Jy/beam ! Clean residual mean=0.000063 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 1.06859 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 51 components and 1.06859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127144Jy sigma=1.361113 ! Fit after self-cal, rms=0.122735Jy sigma=1.222192 ! Inverting map and beam ! Estimated beam: bmin=2.351 mas, bmaj=4.526 mas, bpa=-10.62 degrees ! Estimated noise=0.4015 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 = 0.00100019 Jy ! Component: 100 - total flux cleaned = 0.000406133 Jy ! Total flux subtracted in 100 components = 0.000406133 Jy ! Clean residual min=-0.002680 max=0.002230 Jy/beam ! Clean residual mean=0.000041 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 1.069 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 1.069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122599Jy sigma=1.220083 ! Fit after self-cal, rms=0.122588Jy sigma=1.219713 ! 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 63 model components to file: 2234+282_S.mod ! wwins: Wrote 3 windows to 2234+282_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.351 x 4.526 at -10.62 degrees (North through East) ! Clean map min=-0.0024651 max=0.97071 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=2.351 mas, bmaj=4.526 mas, bpa=-10.62 degrees ! Estimated noise=0.4015 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.351 x 4.526 at -10.62 degrees (North through East) ! Clean map min=-0.0024651 max=0.97071 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 2234+282_S.log closed on Mon Aug 25 14:49:50 2008