! Started logfile: 1921-293_X.log on Thu Jul 10 14:18:14 2008 observe 1921-293_X.edt2 ! Reading UV FITS file: 1921-293_X.edt2 ! AN table 1: 67 integrations on 190 of 190 possible baselines. ! AN table 2: 48 integrations on 190 of 190 possible baselines. ! AN table 3: 41 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0668354 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1921-293 ! ! 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 1476 lines of history. ! ! Reading 7924 visibilities. ![@gonzo7-0.1 1921-293_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 1265 telescope corrections were flagged in sub-array 1. ! A total of 894 telescope corrections were flagged in sub-array 2. ! A total of 632 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1265 telescope corrections were flagged in sub-array 1. ! A total of 894 telescope corrections were flagged in sub-array 2. ! A total of 632 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1259 telescope corrections were flagged in sub-array 1. ! A total of 885 telescope corrections were flagged in sub-array 2. ! A total of 632 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1259 telescope corrections were flagged in sub-array 1. ! A total of 894 telescope corrections were flagged in sub-array 2. ! A total of 632 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=5.318116Jy sigma=44.603491 ! Fit after self-cal, rms=5.317157Jy sigma=44.764147 ! 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=0.7868 mas, bmaj=2.461 mas, bpa=-5.664 degrees ! Estimated noise=3.51154 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 = 4.38279 Jy ! Total flux subtracted in 50 components = 4.38279 Jy ! Clean residual min=-0.359157 max=1.222978 Jy/beam ! Clean residual mean=-0.011135 rms=0.108570 Jy/beam ! Combined flux in latest and established models = 4.38279 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 4.38279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.239473Jy sigma=17.507790 ! Fit after self-cal, rms=2.239548Jy sigma=17.507644 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.98495 Jy ! Total flux subtracted in 50 components = 0.98495 Jy ! Clean residual min=-0.294749 max=0.590187 Jy/beam ! Clean residual mean=-0.006406 rms=0.086457 Jy/beam ! Combined flux in latest and established models = 5.36774 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 13 components and 5.36774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.599470Jy sigma=12.671250 ! Fit after self-cal, rms=1.599568Jy sigma=12.669650 ! 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=1.093 mas, bmaj=3.757 mas, bpa=-6.8 degrees ! Estimated noise=2.02006 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 = 0.529055 Jy ! Component: 100 - total flux cleaned = 0.716841 Jy ! Total flux subtracted in 100 components = 0.716841 Jy ! Clean residual min=-0.273455 max=0.454747 Jy/beam ! Clean residual mean=-0.002539 rms=0.119105 Jy/beam ! Combined flux in latest and established models = 6.08458 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 28 components and 6.08458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.395059Jy sigma=11.341708 ! Fit after self-cal, rms=1.393837Jy sigma=11.331798 ! 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 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 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* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.10 LA 0.92 ! MA 1.00* MC 1.00* MK 1.00* NL 1.56 ! NY 1.00* ON 1.00* OV 1.13 PT 0.90 ! SC 0.93 TS 1.00* WF 0.69 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 0.95 KP 1.01 LA 0.99 ! MA 1.00* MC 1.00* MK 0.95 NL 1.23 ! NY 1.00* ON 1.00* OV 0.94 PT 0.89 ! SC 1.13 TS 1.00* WF 0.90 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 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* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.11 LA 0.98 ! MA 1.00* MC 1.00* MK 1.00* NL 1.55 ! NY 1.00* ON 1.00* OV 1.16 PT 0.83 ! SC 0.85 TS 1.00* WF 0.77 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.83 FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 0.66 KP 1.01 LA 1.01 ! MA 1.00* MC 1.00* MK 0.90 NL 1.23 ! NY 1.00* ON 1.00* OV 0.91 PT 0.83 ! SC 1.27 TS 1.00* WF 0.82 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 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* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.10 LA 1.02 ! MA 1.00* MC 1.00* MK 1.00* NL 1.51 ! NY 1.00* ON 1.00* OV 0.97 PT 0.99 ! SC 0.95 TS 1.00* WF 0.68 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.93 GC 1.00* HH 1.00* ! HN 1.00* KK 0.84 KP 1.02 LA 0.92 ! MA 1.00* MC 1.00* MK 0.99 NL 1.22 ! NY 1.00* ON 1.00* OV 0.89 PT 0.89 ! SC 1.04 TS 1.00* WF 0.81 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 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* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.04 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.12 LA 0.91 ! MA 1.00* MC 1.00* MK 1.00* NL 1.42 ! NY 1.00* ON 1.00* OV 1.06 PT 0.92 ! SC 0.84 TS 1.00* WF 0.85 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 0.81 KP 0.97 LA 0.98 ! MA 1.00* MC 1.00* MK 0.97 NL 1.25 ! NY 1.00* ON 1.00* OV 0.79 PT 0.78 ! SC 1.22 TS 1.00* WF 0.83 WZ 1.00* ! ! ! Fit before self-cal, rms=1.393837Jy sigma=11.331798 ! Fit after self-cal, rms=0.747252Jy sigma=4.259878 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=3.668 mas, bpa=-7.838 degrees ! Estimated noise=2.11257 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 = 0.0247661 Jy ! Component: 100 - total flux cleaned = 0.0247474 Jy ! Total flux subtracted in 100 components = 0.0247474 Jy ! Clean residual min=-0.116897 max=0.230235 Jy/beam ! Clean residual mean=-0.001837 rms=0.045269 Jy/beam ! Combined flux in latest and established models = 6.10933 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 6.10933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.735332Jy sigma=4.211950 ! Fit after self-cal, rms=0.734747Jy sigma=4.200157 ! 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 = 0.000287113 Jy ! Component: 100 - total flux cleaned = 0.000302095 Jy ! Total flux subtracted in 100 components = 0.000302095 Jy ! Clean residual min=-0.114809 max=0.226709 Jy/beam ! Clean residual mean=-0.001844 rms=0.044865 Jy/beam ! Combined flux in latest and established models = 6.10963 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 6.10963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.726385Jy sigma=4.172708 ! Fit after self-cal, rms=0.695223Jy sigma=3.672444 ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=3.691 mas, bpa=-7.565 degrees ! Estimated noise=2.1159 mJy/beam. ! Added new window around map position (3.9, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.230449 Jy ! Component: 100 - total flux cleaned = 0.350469 Jy ! Total flux subtracted in 100 components = 0.350469 Jy ! Clean residual min=-0.073271 max=0.130838 Jy/beam ! Clean residual mean=-0.001040 rms=0.027913 Jy/beam ! Combined flux in latest and established models = 6.4601 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 76 components and 6.4601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.598864Jy sigma=3.406803 ! Fit after self-cal, rms=0.545564Jy sigma=2.779220 ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=3.68 mas, bpa=-7.478 degrees ! Estimated noise=2.11145 mJy/beam. ! Added new window around map position (1.4, 5.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153827 Jy ! Component: 100 - total flux cleaned = 0.242951 Jy ! Total flux subtracted in 100 components = 0.242951 Jy ! Clean residual min=-0.058092 max=0.058892 Jy/beam ! Clean residual mean=-0.001149 rms=0.019289 Jy/beam ! Combined flux in latest and established models = 6.70305 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 6.70305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.485221Jy sigma=2.657852 ! Fit after self-cal, rms=0.456745Jy sigma=2.294855 ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=3.67 mas, bpa=-7.479 degrees ! Estimated noise=2.11626 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101809 Jy ! Component: 100 - total flux cleaned = 0.159707 Jy ! Total flux subtracted in 100 components = 0.159707 Jy ! Clean residual min=-0.047156 max=0.051386 Jy/beam ! Clean residual mean=-0.001009 rms=0.015261 Jy/beam ! Combined flux in latest and established models = 6.86276 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 121 components and 6.86276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425021Jy sigma=2.262946 ! Fit after self-cal, rms=0.410458Jy sigma=2.053915 ! Inverting map and beam ! Estimated beam: bmin=0.9979 mas, bmaj=3.664 mas, bpa=-7.484 degrees ! Estimated noise=2.12029 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 = 0.0727064 Jy ! Component: 100 - total flux cleaned = 0.106546 Jy ! Total flux subtracted in 100 components = 0.106546 Jy ! Clean residual min=-0.041448 max=0.047151 Jy/beam ! Clean residual mean=-0.000917 rms=0.012931 Jy/beam ! Combined flux in latest and established models = 6.9693 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 139 components and 6.9693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.392384Jy sigma=2.053691 ! Fit after self-cal, rms=0.386674Jy sigma=1.922297 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1921-293_X ! Writing UV FITS file: 1921-293_X.uvf ! Writing 139 model components to file: 1921-293_X.mod ! wwins: Wrote 3 windows to 1921-293_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9979 x 3.664 at -7.484 degrees (North through East) ! Clean map min=-0.036961 max=5.6473 Jy/beam ! Writing clean map to FITS file: 1921-293_X.fits ! Writing difmap environment to: 1921-293_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1921-293_X] device 1921-293_Xuv.ps/vps,1,2 ! Attempting to open device: '1921-293_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1921-293_Xim.ps/vps ! Attempting to open device: '1921-293_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=0.9979 mas, bmaj=3.664 mas, bpa=-7.484 degrees ! Estimated noise=2.12029 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9979 x 3.664 at -7.484 degrees (North through East) ! Clean map min=-0.036961 max=5.6473 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1921-293_X.log closed on Thu Jul 10 14:18:25 2008