! Started logfile: 2252-089_S.log on Thu Feb 7 19:10:30 2008 observe 2252-089_S.edt ! Reading UV FITS file: 2252-089_S.edt ! AN table 1: 7 integrations on 136 of 136 possible baselines. ! AN table 2: 123 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.21991 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2252-089 ! ! 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 1267 lines of history. ! ! Reading 15552 visibilities. ![@gonzo5-0.4 2252-089_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 = 5.0 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 119 telescope corrections were flagged in sub-array 1. ! A total of 1348 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 119 telescope corrections were flagged in sub-array 1. ! A total of 1349 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 119 telescope corrections were flagged in sub-array 1. ! A total of 1364 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 119 telescope corrections were flagged in sub-array 1. ! A total of 1356 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.764394Jy sigma=0.013177 ! Fit after self-cal, rms=0.762866Jy sigma=0.013167 ! 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=2.748 mas, bmaj=7.263 mas, bpa=-10.85 degrees ! Estimated noise=1173.52 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 = 0.149766 Jy ! Total flux subtracted in 50 components = 0.149766 Jy ! Clean residual min=-0.014319 max=0.053416 Jy/beam ! Clean residual mean=0.000331 rms=0.005107 Jy/beam ! Combined flux in latest and established models = 0.149766 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 0.149766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151221Jy sigma=0.002861 ! Fit after self-cal, rms=0.151204Jy sigma=0.002861 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0610641 Jy ! Total flux subtracted in 50 components = 0.0610641 Jy ! Clean residual min=-0.010868 max=0.031242 Jy/beam ! Clean residual mean=0.000260 rms=0.003636 Jy/beam ! Combined flux in latest and established models = 0.21083 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 19 components and 0.21083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112934Jy sigma=0.002115 ! Fit after self-cal, rms=0.112903Jy sigma=0.002115 ! Inverting map ! Added new window around map position (-2.8, -1.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0377658 Jy ! Total flux subtracted in 50 components = 0.0377658 Jy ! Clean residual min=-0.009204 max=0.021740 Jy/beam ! Clean residual mean=0.000216 rms=0.002906 Jy/beam ! Combined flux in latest and established models = 0.248596 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 28 components and 0.248596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093320Jy sigma=0.001712 ! Fit after self-cal, rms=0.093259Jy sigma=0.001712 ! Inverting map ! Added new window around map position (3.2, 1.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0253988 Jy ! Total flux subtracted in 50 components = 0.0253988 Jy ! Clean residual min=-0.008171 max=0.016699 Jy/beam ! Clean residual mean=0.000187 rms=0.002508 Jy/beam ! Combined flux in latest and established models = 0.273995 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 35 components and 0.273995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082673Jy sigma=0.001482 ! Fit after self-cal, rms=0.082668Jy sigma=0.001482 ! Inverting map ! Added new window around map position (-8.4, -6.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0191019 Jy ! Total flux subtracted in 50 components = 0.0191019 Jy ! Clean residual min=-0.007451 max=0.013825 Jy/beam ! Clean residual mean=0.000165 rms=0.002252 Jy/beam ! Combined flux in latest and established models = 0.293097 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 47 components and 0.293097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076229Jy sigma=0.001340 ! Fit after self-cal, rms=0.075949Jy sigma=0.001338 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154142 Jy ! Total flux subtracted in 50 components = 0.0154142 Jy ! Clean residual min=-0.006974 max=0.012422 Jy/beam ! Clean residual mean=0.000146 rms=0.002034 Jy/beam ! Combined flux in latest and established models = 0.308511 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 54 components and 0.308511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071436Jy sigma=0.001236 ! Fit after self-cal, rms=0.071197Jy sigma=0.001234 ! Inverting map ! Added new window around map position (8, 6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136862 Jy ! Total flux subtracted in 50 components = 0.0136862 Jy ! Clean residual min=-0.006365 max=0.009446 Jy/beam ! Clean residual mean=0.000130 rms=0.001837 Jy/beam ! Combined flux in latest and established models = 0.322197 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 63 components and 0.322197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067699Jy sigma=0.001156 ! Fit after self-cal, rms=0.067679Jy sigma=0.001156 ! Inverting map ! Added new window around map position (-10.8, 3.6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116678 Jy ! Total flux subtracted in 50 components = 0.0116678 Jy ! Clean residual min=-0.006131 max=0.008564 Jy/beam ! Clean residual mean=0.000115 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 0.333865 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 74 components and 0.333865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065033Jy sigma=0.001098 ! Fit after self-cal, rms=0.064988Jy sigma=0.001098 ! 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=3.715 mas, bmaj=9.758 mas, bpa=-10.7 degrees ! Estimated noise=489.331 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 = 0.0199859 Jy ! Component: 100 - total flux cleaned = 0.0333165 Jy ! Total flux subtracted in 100 components = 0.0333165 Jy ! Clean residual min=-0.006790 max=0.008443 Jy/beam ! Clean residual mean=0.000141 rms=0.002266 Jy/beam ! Combined flux in latest and established models = 0.367182 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 48 model components to the UV plane model. ! The established model now contains 114 components and 0.367181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059320Jy sigma=0.000973 ! Fit after self-cal, rms=0.059157Jy sigma=0.000971 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 1.00 HN 1.01 ! KK 0.97 KP 0.97 LA 0.97 MC 1.00* ! MK 1.00 NL 0.97 NY 1.00* ON 1.00* ! OV 1.00 PT 0.97 SC 1.07 WF 0.98 ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.00 HN 1.00 ! KK 0.99 KP 0.97 LA 0.97 MC 1.00* ! MK 0.99 NL 0.96 NY 1.00* ON 1.00* ! OV 1.00 PT 0.97 SC 1.12 WF 0.97 ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.01 HN 1.00 ! KK 0.98 KP 0.97 LA 0.97 MC 1.00* ! MK 1.01 NL 0.99 NY 1.00* ON 1.00* ! OV 1.01 PT 0.98 SC 1.18 WF 1.01 ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 0.99 HN 0.99 ! KK 0.97 KP 0.97 LA 0.97 MC 1.00* ! MK 1.01 NL 0.99 NY 1.00* ON 1.00* ! OV 1.00 PT 0.98 SC 1.17 WF 0.96 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.059157Jy sigma=0.000971 ! Fit after self-cal, rms=0.056846Jy sigma=0.000950 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.73 mas, bmaj=9.859 mas, bpa=-10.88 degrees ! Estimated noise=474.633 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 (-21.6, -16.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00798617 Jy ! Component: 100 - total flux cleaned = 0.0108666 Jy ! Total flux subtracted in 100 components = 0.0108666 Jy ! Clean residual min=-0.005161 max=0.007210 Jy/beam ! Clean residual mean=0.000072 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 0.378048 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 139 components and 0.378048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055762Jy sigma=0.000930 ! Fit after self-cal, rms=0.055673Jy sigma=0.000929 ! Inverting map ! Added new window around map position (-36.4, 14.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677851 Jy ! Component: 100 - total flux cleaned = 0.0108873 Jy ! Total flux subtracted in 100 components = 0.0108873 Jy ! Clean residual min=-0.004232 max=0.004066 Jy/beam ! Clean residual mean=0.000048 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.388935 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 39 model components to the UV plane model. ! The established model now contains 172 components and 0.388935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054985Jy sigma=0.000912 ! Fit after self-cal, rms=0.054873Jy sigma=0.000910 ! 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 = 0.00315593 Jy ! Component: 100 - total flux cleaned = 0.00426189 Jy ! Total flux subtracted in 100 components = 0.00426189 Jy ! Clean residual min=-0.003929 max=0.003721 Jy/beam ! Clean residual mean=0.000039 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 0.393197 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 41 model components to the UV plane model. ! The established model now contains 196 components and 0.393197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054571Jy sigma=0.000904 ! Fit after self-cal, rms=0.054202Jy sigma=0.000898 ! Inverting map and beam ! Estimated beam: bmin=3.733 mas, bmaj=9.852 mas, bpa=-10.9 degrees ! Estimated noise=474.489 mJy/beam. ! Added new window around map position (-33.2, 62). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00409994 Jy ! Component: 100 - total flux cleaned = 0.00662592 Jy ! Total flux subtracted in 100 components = 0.00662592 Jy ! Clean residual min=-0.003213 max=0.002834 Jy/beam ! Clean residual mean=0.000034 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.399823 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 221 components and 0.399823 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053891Jy sigma=0.000892 ! Fit after self-cal, rms=0.053907Jy sigma=0.000891 ! Inverting map and beam ! Estimated beam: bmin=3.734 mas, bmaj=9.845 mas, bpa=-10.89 degrees ! Estimated noise=475.291 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 = 0.00295647 Jy ! Component: 100 - total flux cleaned = 0.00441974 Jy ! Total flux subtracted in 100 components = 0.00441974 Jy ! Clean residual min=-0.002980 max=0.002600 Jy/beam ! Clean residual mean=0.000028 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.404243 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 39 model components to the UV plane model. ! The established model now contains 244 components and 0.404243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053714Jy sigma=0.000887 ! Fit after self-cal, rms=0.053695Jy sigma=0.000887 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2252-089_S ! Writing UV FITS file: 2252-089_S.uvf ! Writing 244 model components to file: 2252-089_S.mod ! wwins: Wrote 9 windows to 2252-089_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.734 x 9.845 at -10.89 degrees (North through East) ! Clean map min=-0.0029771 max=0.22238 Jy/beam ! Writing clean map to FITS file: 2252-089_S.fits ! Writing difmap environment to: 2252-089_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2252-089_S] device 2252-089_Suv.ps/vps,1,2 ! Attempting to open device: '2252-089_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2252-089_Sim.ps/vps ! Attempting to open device: '2252-089_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=3.734 mas, bmaj=9.845 mas, bpa=-10.89 degrees ! Estimated noise=475.291 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.734 x 9.845 at -10.89 degrees (North through East) ! Clean map min=-0.0029771 max=0.22238 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.4] quit ! Quitting program ! Log file 2252-089_S.log closed on Thu Feb 7 19:10:40 2008