! Started logfile: 0229+131_X.log on Thu Jun 26 15:19:32 2008 observe 0229+131_X.edt ! Reading UV FITS file: 0229+131_X.edt ! AN table 1: 34 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.232353 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0229+131 ! ! 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 1472 lines of history. ! ! Reading 6004 visibilities. ![@gonzo7-0.1 0229+131_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 = 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 0.100x0.100 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 484 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 461 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 455 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 461 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.677101Jy sigma=10.303952 ! Fit after self-cal, rms=0.654042Jy sigma=10.363255 ! 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=0.4163 mas, bmaj=1.713 mas, bpa=-5.723 degrees ! Estimated noise=2.24546 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 = 0.43146 Jy ! Total flux subtracted in 50 components = 0.43146 Jy ! Clean residual min=-0.078470 max=0.151170 Jy/beam ! Clean residual mean=0.000497 rms=0.024237 Jy/beam ! Combined flux in latest and established models = 0.43146 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 6 components and 0.43146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.631944Jy sigma=4.730940 ! Fit after self-cal, rms=0.631964Jy sigma=4.730777 ! 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=0.4937 mas, bmaj=1.973 mas, bpa=-4.149 degrees ! Estimated noise=1.33901 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 = 0.236018 Jy ! Component: 100 - total flux cleaned = 0.331356 Jy ! Total flux subtracted in 100 components = 0.331356 Jy ! Clean residual min=-0.060767 max=0.081538 Jy/beam ! Clean residual mean=-0.001352 rms=0.017394 Jy/beam ! Combined flux in latest and established models = 0.762816 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 12 components and 0.762815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.539830Jy sigma=2.979302 ! Fit after self-cal, rms=0.539639Jy sigma=2.977010 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 2.30 KK 1.00* KP 1.00* LA 0.93 ! MA 0.74 MC 0.86 MK 1.00* NL 1.03 ! NY 0.50 ON 1.00* OV 1.00* PT 0.99 ! SC 1.11 TS 1.00* WF 0.85 WZ 1.03 ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.18 GC 1.00* HH 1.00* ! HN 1.38 KK 1.00* KP 1.00* LA 0.92 ! MA 0.67 MC 0.96 MK 1.00* NL 0.96 ! NY 0.38 ON 8.39 OV 1.00* PT 1.00 ! SC 0.90 TS 1.00* WF 0.77 WZ 1.01 ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.07 GC 1.00* HH 1.00* ! HN 2.03 KK 1.00* KP 1.00* LA 0.94 ! MA 0.76 MC 0.92 MK 1.00* NL 1.02 ! NY 0.46 ON 6.42 OV 1.00* PT 0.84 ! SC 0.98 TS 1.00* WF 0.74 WZ 1.06 ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.07 GC 1.00* HH 1.00* ! HN 1.83 KK 1.00* KP 1.00* LA 0.94 ! MA 0.86 MC 1.02 MK 1.00* NL 1.11 ! NY 0.58 ON 2.31 OV 1.00* PT 0.97 ! SC 1.08 TS 1.00* WF 0.76 WZ 1.00 ! ! ! Fit before self-cal, rms=0.539639Jy sigma=2.977010 ! Fit after self-cal, rms=0.676842Jy sigma=1.569040 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.4909 mas, bmaj=1.776 mas, bpa=-4.918 degrees ! Estimated noise=1.18904 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 (0.5, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0411625 Jy ! Component: 100 - total flux cleaned = 0.0404419 Jy ! Total flux subtracted in 100 components = 0.0404419 Jy ! Clean residual min=-0.014377 max=0.016124 Jy/beam ! Clean residual mean=-0.000646 rms=0.003270 Jy/beam ! Combined flux in latest and established models = 0.803257 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 19 components and 0.803257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.675154Jy sigma=1.498148 ! Fit after self-cal, rms=0.674965Jy sigma=1.473556 ! 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 = 0.00345505 Jy ! Component: 100 - total flux cleaned = 0.00374033 Jy ! Total flux subtracted in 100 components = 0.00374033 Jy ! Clean residual min=-0.013231 max=0.013404 Jy/beam ! Clean residual mean=-0.000656 rms=0.002999 Jy/beam ! Combined flux in latest and established models = 0.806998 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 30 components and 0.806998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.674980Jy sigma=1.469438 ! Fit after self-cal, rms=0.879953Jy sigma=1.261034 ! Inverting map and beam ! Estimated beam: bmin=0.4893 mas, bmaj=1.776 mas, bpa=-4.892 degrees ! Estimated noise=1.18218 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 = 0.00273036 Jy ! Component: 100 - total flux cleaned = 0.00438294 Jy ! Total flux subtracted in 100 components = 0.00438294 Jy ! Clean residual min=-0.008037 max=0.010067 Jy/beam ! Clean residual mean=-0.000238 rms=0.002078 Jy/beam ! Combined flux in latest and established models = 0.811381 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 39 components and 0.811381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.879907Jy sigma=1.257623 ! Fit after self-cal, rms=0.879697Jy sigma=1.255513 ! Inverting map ! Added new window around map position (6.6, 14.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00764736 Jy ! Component: 100 - total flux cleaned = 0.00861651 Jy ! Total flux subtracted in 100 components = 0.00861651 Jy ! Clean residual min=-0.007776 max=0.008025 Jy/beam ! Clean residual mean=-0.000242 rms=0.001869 Jy/beam ! Combined flux in latest and established models = 0.819997 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 53 components and 0.819997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.879555Jy sigma=1.251572 ! Fit after self-cal, rms=0.879376Jy sigma=1.249915 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0229+131_X ! Writing UV FITS file: 0229+131_X.uvf ! Writing 53 model components to file: 0229+131_X.mod ! wwins: Wrote 3 windows to 0229+131_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.4893 x 1.776 at -4.892 degrees (North through East) ! Clean map min=-0.0074807 max=0.58156 Jy/beam ! Writing clean map to FITS file: 0229+131_X.fits ! Writing difmap environment to: 0229+131_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0229+131_X] device 0229+131_Xuv.ps/vps,1,2 ! Attempting to open device: '0229+131_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0229+131_Xim.ps/vps ! Attempting to open device: '0229+131_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=0.4893 mas, bmaj=1.776 mas, bpa=-4.892 degrees ! Estimated noise=1.18218 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.4893 x 1.776 at -4.892 degrees (North through East) ! Clean map min=-0.0074807 max=0.58156 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0229+131_X.log closed on Thu Jun 26 15:19:40 2008