! Started logfile: 0745+241_S.log on Tue Apr 29 22:02:41 2008 observe 0745+241_S.edt ! Reading UV FITS file: 0745+241_S.edt ! AN table 1: 53 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.110741 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0745+241 ! ! 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 963 lines of history. ! ! Reading 3592 visibilities. ![@gonzo7-0.4 0745+241_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 806 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 866 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 810 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 806 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.622169Jy sigma=0.007857 ! Fit after self-cal, rms=0.616069Jy sigma=0.007834 ! 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=3.247 mas, bmaj=4.954 mas, bpa=11.27 degrees ! Estimated noise=2271.78 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 = 0.305985 Jy ! Total flux subtracted in 50 components = 0.305985 Jy ! Clean residual min=-0.024247 max=0.090502 Jy/beam ! Clean residual mean=-0.000234 rms=0.008665 Jy/beam ! Combined flux in latest and established models = 0.305985 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.305985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161508Jy sigma=0.002151 ! Fit after self-cal, rms=0.161461Jy sigma=0.002150 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0992168 Jy ! Total flux subtracted in 50 components = 0.0992168 Jy ! Clean residual min=-0.015026 max=0.047377 Jy/beam ! Clean residual mean=-0.000143 rms=0.005248 Jy/beam ! Combined flux in latest and established models = 0.405201 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 9 components and 0.405201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110248Jy sigma=0.001425 ! Fit after self-cal, rms=0.109848Jy sigma=0.001420 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0544836 Jy ! Total flux subtracted in 50 components = 0.0544836 Jy ! Clean residual min=-0.011702 max=0.026396 Jy/beam ! Clean residual mean=-0.000093 rms=0.003582 Jy/beam ! Combined flux in latest and established models = 0.459685 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.459685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089370Jy sigma=0.001114 ! Fit after self-cal, rms=0.089162Jy sigma=0.001112 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309165 Jy ! Total flux subtracted in 50 components = 0.0309165 Jy ! Clean residual min=-0.010255 max=0.020587 Jy/beam ! Clean residual mean=-0.000065 rms=0.002826 Jy/beam ! Combined flux in latest and established models = 0.490602 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 0.490602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081887Jy sigma=0.000994 ! Fit after self-cal, rms=0.081789Jy sigma=0.000993 ! Inverting map ! Added new window around map position (-4.4, 4.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0213069 Jy ! Total flux subtracted in 50 components = 0.0213069 Jy ! Clean residual min=-0.009331 max=0.011518 Jy/beam ! Clean residual mean=-0.000043 rms=0.002401 Jy/beam ! Combined flux in latest and established models = 0.511908 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 33 components and 0.511909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078317Jy sigma=0.000934 ! Fit after self-cal, rms=0.078199Jy sigma=0.000932 ! 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=3.48 mas, bmaj=5.234 mas, bpa=21.46 degrees ! Estimated noise=1715.34 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 = 0.0142836 Jy ! Component: 100 - total flux cleaned = 0.0237424 Jy ! Total flux subtracted in 100 components = 0.0237424 Jy ! Clean residual min=-0.006294 max=0.006351 Jy/beam ! Clean residual mean=-0.000056 rms=0.001656 Jy/beam ! Combined flux in latest and established models = 0.535651 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.535651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075780Jy sigma=0.000894 ! Fit after self-cal, rms=0.075679Jy sigma=0.000893 ! 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 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 GC 1.04 HH 1.00* ! HN 1.01 KK 1.00 KP 0.96 LA 1.00 ! MC 1.00* MK 1.01 NL 1.00 NY 1.00 ! ON 1.00* OV 0.99 PT 0.99 SC 0.98 ! WF 1.01 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 GC 0.98 HH 1.00* ! HN 1.01 KK 0.97 KP 0.97 LA 0.98 ! MC 1.00* MK 0.97 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.97 SC 1.01 ! WF 1.00 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 GC 0.99 HH 1.00* ! HN 1.01 KK 1.02 KP 0.98 LA 0.98 ! MC 1.00* MK 0.98 NL 1.00 NY 0.98 ! ON 1.00* OV 0.99 PT 0.98 SC 1.02 ! WF 1.01 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 0.98 FD 0.98 GC 1.01 HH 1.00* ! HN 1.02 KK 1.01 KP 0.99 LA 1.00* ! MC 1.00* MK 1.02 NL 1.00 NY 0.98 ! ON 1.00* OV 0.99 PT 0.98 SC 0.99 ! WF 0.98 WZ 1.00* ! ! ! Fit before self-cal, rms=0.075679Jy sigma=0.000893 ! Fit after self-cal, rms=0.074196Jy sigma=0.000888 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.493 mas, bmaj=5.309 mas, bpa=20.34 degrees ! Estimated noise=1706.31 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 = 0.00309793 Jy ! Component: 100 - total flux cleaned = 0.00397002 Jy ! Total flux subtracted in 100 components = 0.00397002 Jy ! Clean residual min=-0.006260 max=0.005554 Jy/beam ! Clean residual mean=-0.000012 rms=0.001520 Jy/beam ! Combined flux in latest and established models = 0.539621 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 61 components and 0.539621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073830Jy sigma=0.000882 ! Fit after self-cal, rms=0.073818Jy sigma=0.000882 ! 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 = 0.000770051 Jy ! Component: 100 - total flux cleaned = 0.00113944 Jy ! Total flux subtracted in 100 components = 0.00113944 Jy ! Clean residual min=-0.006292 max=0.005607 Jy/beam ! Clean residual mean=-0.000010 rms=0.001498 Jy/beam ! Combined flux in latest and established models = 0.540761 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.540761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073675Jy sigma=0.000880 ! Fit after self-cal, rms=0.072842Jy sigma=0.000867 ! Inverting map and beam ! Estimated beam: bmin=3.496 mas, bmaj=5.306 mas, bpa=20.36 degrees ! Estimated noise=1709.18 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 = 0.00135265 Jy ! Component: 100 - total flux cleaned = 0.00179336 Jy ! Total flux subtracted in 100 components = 0.00179336 Jy ! Clean residual min=-0.006102 max=0.005205 Jy/beam ! Clean residual mean=-0.000017 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 0.542554 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.542554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072723Jy sigma=0.000865 ! Fit after self-cal, rms=0.072704Jy sigma=0.000865 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0745+241_S ! Writing UV FITS file: 0745+241_S.uvf ! Writing 67 model components to file: 0745+241_S.mod ! wwins: Wrote 2 windows to 0745+241_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.496 x 5.306 at 20.36 degrees (North through East) ! Clean map min=-0.0059846 max=0.37765 Jy/beam ! Writing clean map to FITS file: 0745+241_S.fits ! Writing difmap environment to: 0745+241_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0745+241_S] device 0745+241_Suv.ps/vps,1,2 ! Attempting to open device: '0745+241_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0745+241_Sim.ps/vps ! Attempting to open device: '0745+241_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=3.496 mas, bmaj=5.306 mas, bpa=20.36 degrees ! Estimated noise=1709.18 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.496 x 5.306 at 20.36 degrees (North through East) ! Clean map min=-0.0059846 max=0.37765 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0745+241_S.log closed on Tue Apr 29 22:02:47 2008