! Started logfile: 1921-293_X.log on Fri Aug 15 16:34:21 2008 observe 1921-293_X.edt ! Reading UV FITS file: 1921-293_X.edt ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 12 integrations on 171 of 171 possible baselines. ! AN table 3: 10 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0430799 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 1526 lines of history. ! ! Reading 884 visibilities. ![@gonzo5-0.1 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 = 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 0.100x0.100 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 152 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=4.867728Jy sigma=33.893418 ! Fit after self-cal, rms=4.860012Jy sigma=33.886161 ! 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=0.311 mas, bmaj=1.554 mas, bpa=38.62 degrees ! Estimated noise=5.83825 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 = 3.56359 Jy ! Total flux subtracted in 50 components = 3.56359 Jy ! Clean residual min=-0.479963 max=1.226310 Jy/beam ! Clean residual mean=0.029232 rms=0.171842 Jy/beam ! Combined flux in latest and established models = 3.56359 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 3.56359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.680207Jy sigma=17.692055 ! Fit after self-cal, rms=2.680137Jy sigma=17.691427 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.30612 Jy ! Total flux subtracted in 50 components = 1.30612 Jy ! Clean residual min=-0.265238 max=0.585633 Jy/beam ! Clean residual mean=0.022249 rms=0.097668 Jy/beam ! Combined flux in latest and established models = 4.86971 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 8 components and 4.86971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.753136Jy sigma=11.045946 ! Fit after self-cal, rms=1.753182Jy sigma=11.045052 ! Inverting map ! Added new window around map position (2, -4.5). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.629834 Jy ! Total flux subtracted in 50 components = 0.629834 Jy ! Clean residual min=-0.204058 max=0.341971 Jy/beam ! Clean residual mean=0.018858 rms=0.071174 Jy/beam ! Combined flux in latest and established models = 5.49954 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 12 components and 5.49954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.408572Jy sigma=8.689598 ! Fit after self-cal, rms=1.407172Jy sigma=8.673737 ! 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=0.3932 mas, bmaj=1.477 mas, bpa=39.62 degrees ! Estimated noise=4.4377 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 (2.1, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.628519 Jy ! Component: 100 - total flux cleaned = 1.01454 Jy ! Total flux subtracted in 100 components = 1.01454 Jy ! Clean residual min=-0.128634 max=0.311195 Jy/beam ! Clean residual mean=0.073424 rms=0.066261 Jy/beam ! Combined flux in latest and established models = 6.51409 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 35 model components to the UV plane model. ! The established model now contains 43 components and 6.51409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.039642Jy sigma=6.355873 ! Fit after self-cal, rms=1.034333Jy sigma=6.320515 ! Inverting map ! Added new window around map position (-17.9, -21.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.328196 Jy ! Component: 100 - total flux cleaned = 0.569006 Jy ! Total flux subtracted in 100 components = 0.569006 Jy ! Clean residual min=-0.127294 max=0.259652 Jy/beam ! Clean residual mean=0.056689 rms=0.049742 Jy/beam ! Combined flux in latest and established models = 7.08309 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 66 components and 7.08309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.891615Jy sigma=5.456504 ! Fit after self-cal, rms=0.883291Jy sigma=5.396808 ! 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* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.91 GC 1.00* HH 0.98 ! HN 1.10 KK 1.00* KP 1.19 LA 0.91 ! MA 1.00* MK 1.00* NL 1.08 NY 1.00* ! OV 1.00* PT 0.92 SC 1.20 TS 1.00* ! WF 0.87 WZ 1.00* GG 1.00* ! ! ! Correcting IF 2. ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* HH 0.98 ! HN 0.97 KK 1.00* KP 1.00 LA 0.93 ! MA 1.00* MK 1.00* NL 0.94 NY 1.00* ! OV 1.00* PT 1.13 SC 1.01 TS 1.00* ! WF 0.92 WZ 1.00* GG 1.00* ! ! ! Correcting IF 3. ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* HH 0.97 ! HN 0.90 KK 1.00* KP 0.94 LA 1.00 ! MA 1.00* MK 1.00* NL 1.03 NY 1.00* ! OV 1.00* PT 1.00 SC 0.92 TS 1.00* ! WF 0.86 WZ 1.00* GG 1.00* ! ! ! Correcting IF 4. ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.08 GC 1.00* HH 1.12 ! HN 0.94 KK 1.00* KP 0.99 LA 1.08 ! MA 1.00* MK 1.00* NL 1.03 NY 1.00* ! OV 1.00* PT 1.01 SC 0.96 TS 1.00* ! WF 0.91 WZ 1.00* GG 1.00* ! ! ! Fit before self-cal, rms=0.883291Jy sigma=5.396808 ! Fit after self-cal, rms=0.505548Jy sigma=3.032294 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.3981 mas, bmaj=1.464 mas, bpa=39.47 degrees ! Estimated noise=4.35935 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 (3.8, 5.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.202868 Jy ! Component: 100 - total flux cleaned = 0.333278 Jy ! Total flux subtracted in 100 components = 0.333278 Jy ! Clean residual min=-0.066277 max=0.104315 Jy/beam ! Clean residual mean=0.024160 rms=0.024286 Jy/beam ! Combined flux in latest and established models = 7.41637 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 105 components and 7.41637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409331Jy sigma=2.357871 ! Fit after self-cal, rms=0.404471Jy sigma=2.324919 ! Inverting map ! Added new window around map position (-0.2, 9.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.116305 Jy ! Component: 100 - total flux cleaned = 0.20275 Jy ! Total flux subtracted in 100 components = 0.20275 Jy ! Clean residual min=-0.058268 max=0.078091 Jy/beam ! Clean residual mean=0.017608 rms=0.019430 Jy/beam ! Combined flux in latest and established models = 7.61912 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 45 model components to the UV plane model. ! The established model now contains 148 components and 7.61912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.359569Jy sigma=2.067292 ! Fit after self-cal, rms=0.359088Jy sigma=2.050300 ! 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 (-9.7, -12.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0847268 Jy ! Component: 100 - total flux cleaned = 0.153425 Jy ! Total flux subtracted in 100 components = 0.153425 Jy ! Clean residual min=-0.053075 max=0.065263 Jy/beam ! Clean residual mean=0.012650 rms=0.016573 Jy/beam ! Combined flux in latest and established models = 7.77254 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 171 components and 7.77254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330367Jy sigma=1.885404 ! Fit after self-cal, rms=0.294142Jy sigma=1.691032 ! Inverting map and beam ! Estimated beam: bmin=0.3991 mas, bmaj=1.461 mas, bpa=39.46 degrees ! Estimated noise=4.34305 mJy/beam. ! Added new window around map position (-1.7, 6.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0692481 Jy ! Component: 100 - total flux cleaned = 0.118753 Jy ! Total flux subtracted in 100 components = 0.118753 Jy ! Clean residual min=-0.034880 max=0.047224 Jy/beam ! Clean residual mean=0.009380 rms=0.011883 Jy/beam ! Combined flux in latest and established models = 7.8913 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 209 components and 7.8913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273571Jy sigma=1.562194 ! Fit after self-cal, rms=0.269125Jy sigma=1.530445 ! Inverting map and beam ! Estimated beam: bmin=0.3995 mas, bmaj=1.459 mas, bpa=39.46 degrees ! Estimated noise=4.33761 mJy/beam. ! Added new window around map position (-24.8, -22.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0485886 Jy ! Component: 100 - total flux cleaned = 0.0859392 Jy ! Total flux subtracted in 100 components = 0.0859392 Jy ! Clean residual min=-0.031797 max=0.038511 Jy/beam ! Clean residual mean=0.005290 rms=0.010271 Jy/beam ! Combined flux in latest and established models = 7.97724 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 235 components and 7.97723 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257347Jy sigma=1.460780 ! Fit after self-cal, rms=0.256842Jy sigma=1.449366 ! Inverting map and beam ! Estimated beam: bmin=0.3996 mas, bmaj=1.458 mas, bpa=39.47 degrees ! Estimated noise=4.33707 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 = 0.0336579 Jy ! Component: 100 - total flux cleaned = 0.0616772 Jy ! Total flux subtracted in 100 components = 0.0616772 Jy ! Clean residual min=-0.032437 max=0.033170 Jy/beam ! Clean residual mean=0.002855 rms=0.009242 Jy/beam ! Combined flux in latest and established models = 8.03891 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 41 model components to the UV plane model. ! The established model now contains 246 components and 8.03891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250525Jy sigma=1.414653 ! Fit after self-cal, rms=0.251076Jy sigma=1.404756 ! 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 246 model components to file: 1921-293_X.mod ! wwins: Wrote 9 windows to 1921-293_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.3996 x 1.458 at 39.47 degrees (North through East) ! Clean map min=-0.034176 max=4.5758 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=0.3996 mas, bmaj=1.458 mas, bpa=39.47 degrees ! Estimated noise=4.33707 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.3996 x 1.458 at 39.47 degrees (North through East) ! Clean map min=-0.034176 max=4.5758 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.1] quit ! Quitting program ! Log file 1921-293_X.log closed on Fri Aug 15 16:34:30 2008