! Started logfile: 0234+285_X.log on Thu Jul 14 13:57:21 2005 observe 0234+285_X.edt ! Reading UV FITS file: 0234+285_X.edt ! AN table 1: 91 integrations on 171 of 171 possible baselines. ! AN table 2: 18 integrations on 171 of 171 possible baselines. ! AN table 3: 17 integrations on 171 of 171 possible baselines. ! AN table 4: 37 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.116672 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0234+285 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1818 lines of history. ! ! Reading 13008 visibilities. ![@gonzo8-0.1 0234+285_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 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 0.100x0.100 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 1376 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 208 telescope corrections were flagged in sub-array 3. ! A total of 525 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1374 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 208 telescope corrections were flagged in sub-array 3. ! A total of 524 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1372 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 208 telescope corrections were flagged in sub-array 3. ! A total of 525 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1378 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 208 telescope corrections were flagged in sub-array 3. ! A total of 525 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.555305Jy sigma=0.008806 ! Fit after self-cal, rms=0.555731Jy sigma=0.008825 ! 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=0.7799 mas, bmaj=0.9753 mas, bpa=-13.37 degrees ! Estimated noise=932.617 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 = 1.13722 Jy ! Total flux subtracted in 50 components = 1.13722 Jy ! Clean residual min=-0.053585 max=0.317232 Jy/beam ! Clean residual mean=0.000653 rms=0.017643 Jy/beam ! Combined flux in latest and established models = 1.13722 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 1.13722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435609Jy sigma=0.006901 ! Fit after self-cal, rms=0.435608Jy sigma=0.006901 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.259701 Jy ! Total flux subtracted in 50 components = 0.259701 Jy ! Clean residual min=-0.029356 max=0.094147 Jy/beam ! Clean residual mean=0.000559 rms=0.008988 Jy/beam ! Combined flux in latest and established models = 1.39692 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 1.39692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256897Jy sigma=0.003884 ! Fit after self-cal, rms=0.256754Jy sigma=0.003884 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0957619 Jy ! Total flux subtracted in 50 components = 0.0957619 Jy ! Clean residual min=-0.022496 max=0.058652 Jy/beam ! Clean residual mean=0.000521 rms=0.007107 Jy/beam ! Combined flux in latest and established models = 1.49268 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 17 components and 1.49268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218501Jy sigma=0.003186 ! Fit after self-cal, rms=0.218298Jy sigma=0.003185 ! Inverting map ! Added new window around map position (-1, 4.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0623968 Jy ! Total flux subtracted in 50 components = 0.0623968 Jy ! Clean residual min=-0.020341 max=0.039353 Jy/beam ! Clean residual mean=0.000485 rms=0.006259 Jy/beam ! Combined flux in latest and established models = 1.55508 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 22 components and 1.55508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199487Jy sigma=0.002838 ! Fit after self-cal, rms=0.198506Jy sigma=0.002829 ! 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=0.9941 mas, bmaj=1.302 mas, bpa=-5.899 degrees ! Estimated noise=490.015 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 = 0.0703583 Jy ! Component: 100 - total flux cleaned = 0.115378 Jy ! Total flux subtracted in 100 components = 0.115378 Jy ! Clean residual min=-0.019272 max=0.040969 Jy/beam ! Clean residual mean=0.003720 rms=0.007588 Jy/beam ! Combined flux in latest and established models = 1.67046 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 48 components and 1.67046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175788Jy sigma=0.002357 ! Fit after self-cal, rms=0.174033Jy sigma=0.002333 ! 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 GC 1.04 HH 1.27 ! HN 0.98 KK 1.00* KP 1.00 LA 1.02 ! MC 1.00 MK 0.97 NL 1.05 NY 0.99 ! ON 0.92 OV 1.00* PT 1.00* SC 1.10 ! TS 1.00* WF 1.00 WZ 1.27 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.01 LA 1.13 ! MC 1.00* MK 1.06 NL 1.18 NY 1.00* ! ON 1.00* OV 0.96 PT 0.95 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.01 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 1.00 LA 0.96 ! MC 1.00* MK 0.98 NL 1.00 NY 1.00* ! ON 1.00* OV 1.02 PT 0.99 SC 1.00 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.04 GC 0.96 HH 1.00* ! HN 1.05 KK 1.00* KP 0.97 LA 0.94 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.00* PT 0.87 SC 0.95 ! TS 1.00* WF 0.97 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 GC 1.05 HH 1.39 ! HN 0.98 KK 1.00* KP 1.00 LA 1.00 ! MC 0.99 MK 0.97 NL 1.02 NY 1.01 ! ON 0.97 OV 1.00* PT 1.00* SC 1.11 ! TS 1.00* WF 0.99 WZ 1.24 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.02 LA 1.15 ! MC 1.00* MK 1.04 NL 1.14 NY 1.00* ! ON 1.00* OV 0.96 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.01 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.98 LA 0.97 ! MC 1.00* MK 0.97 NL 0.99 NY 1.00* ! ON 1.00* OV 1.02 PT 0.99 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.02 GC 0.94 HH 1.00* ! HN 1.04 KK 1.00* KP 0.98 LA 0.93 ! MC 1.00* MK 1.00* NL 0.95 NY 1.00* ! ON 1.00* OV 1.00* PT 0.90 SC 0.96 ! TS 1.00* WF 0.91 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 1.02 HH 1.37 ! HN 0.97 KK 1.00* KP 0.98 LA 1.00 ! MC 0.98 MK 0.96 NL 1.02 NY 0.99 ! ON 0.97 OV 1.00* PT 1.00* SC 1.09 ! TS 1.00* WF 0.94 WZ 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.12 ! MC 1.00* MK 1.02 NL 1.09 NY 1.00* ! ON 1.00* OV 0.95 PT 0.97 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.97 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 0.96 LA 0.97 ! MC 1.00* MK 0.97 NL 0.96 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.06 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.03 GC 0.95 HH 1.00* ! HN 1.02 KK 1.00* KP 1.00 LA 0.93 ! MC 1.00* MK 1.00* NL 0.94 NY 1.00* ! ON 1.00* OV 1.00* PT 0.91 SC 0.94 ! TS 1.00* WF 0.90 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 GC 1.03 HH 1.33 ! HN 0.96 KK 1.00* KP 0.97 LA 0.98 ! MC 1.00 MK 0.97 NL 1.01 NY 0.98 ! ON 0.94 OV 1.00* PT 1.00* SC 1.13 ! TS 1.00* WF 0.96 WZ 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 1.16 ! MC 1.00* MK 1.02 NL 1.10 NY 1.00* ! ON 1.00* OV 0.95 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.01 GC 1.00* HH 1.00* ! HN 1.06 KK 1.00* KP 0.95 LA 0.95 ! MC 1.00* MK 0.98 NL 0.98 NY 1.00* ! ON 1.00* OV 0.98 PT 0.98 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.02 GC 0.92 HH 1.00* ! HN 1.02 KK 1.00* KP 0.99 LA 0.93 ! MC 1.00* MK 1.00* NL 0.94 NY 1.00* ! ON 1.00* OV 1.00* PT 0.94 SC 0.94 ! TS 1.00* WF 0.90 WZ 1.00* ! ! ! Fit before self-cal, rms=0.174033Jy sigma=0.002333 ! Fit after self-cal, rms=0.130527Jy sigma=0.001744 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.304 mas, bpa=-6.119 degrees ! Estimated noise=482.494 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 = 0.0256384 Jy ! Component: 100 - total flux cleaned = 0.0374079 Jy ! Total flux subtracted in 100 components = 0.0374079 Jy ! Clean residual min=-0.010238 max=0.026588 Jy/beam ! Clean residual mean=0.001610 rms=0.003655 Jy/beam ! Combined flux in latest and established models = 1.70786 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 1.70786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126736Jy sigma=0.001642 ! Fit after self-cal, rms=0.125877Jy sigma=0.001633 ! Inverting map ! Added new window around map position (0.2, 7.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025443 Jy ! Component: 100 - total flux cleaned = 0.0395882 Jy ! Total flux subtracted in 100 components = 0.0395882 Jy ! Clean residual min=-0.008716 max=0.018346 Jy/beam ! Clean residual mean=0.001228 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 1.74745 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 82 components and 1.74745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121181Jy sigma=0.001536 ! Fit after self-cal, rms=0.120394Jy sigma=0.001531 ! 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 (0, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184575 Jy ! Component: 100 - total flux cleaned = 0.0250542 Jy ! Total flux subtracted in 100 components = 0.0250542 Jy ! Clean residual min=-0.010615 max=0.011695 Jy/beam ! Clean residual mean=0.000991 rms=0.002650 Jy/beam ! Combined flux in latest and established models = 1.77251 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 1.77251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117477Jy sigma=0.001481 ! Fit after self-cal, rms=0.108461Jy sigma=0.001388 ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.305 mas, bpa=-6.081 degrees ! Estimated noise=482.959 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 = 0.0150014 Jy ! Component: 100 - total flux cleaned = 0.0251531 Jy ! Total flux subtracted in 100 components = 0.0251531 Jy ! Clean residual min=-0.005645 max=0.011476 Jy/beam ! Clean residual mean=0.000947 rms=0.002016 Jy/beam ! Combined flux in latest and established models = 1.79766 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 117 components and 1.79766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106423Jy sigma=0.001345 ! Fit after self-cal, rms=0.106179Jy sigma=0.001343 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0234+285_X ! Writing UV FITS file: 0234+285_X.uvf ! Writing 117 model components to file: 0234+285_X.mod ! wwins: Wrote 4 windows to 0234+285_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.004 x 1.305 at -6.081 degrees (North through East) ! Clean map min=-0.0056494 max=1.4747 Jy/beam ! Writing clean map to FITS file: 0234+285_X.fits ! Writing difmap environment to: 0234+285_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0234+285_X] device 0234+285_Xuv.ps/vps,1,2 ! Attempting to open device: '0234+285_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0234+285_Xim.ps/vps ! Attempting to open device: '0234+285_Xim.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=1.004 mas, bmaj=1.305 mas, bpa=-6.081 degrees ! Estimated noise=482.959 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.004 x 1.305 at -6.081 degrees (North through East) ! Clean map min=-0.0056494 max=1.4747 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 0234+285_X.log closed on Thu Jul 14 13:58:21 2005