! Started logfile: 1908-201_X.log on Wed Aug 13 16:53:13 2008 observe 1908-201_X.edt ! Reading UV FITS file: 1908-201_X.edt ! AN table 1: 65 integrations on 171 of 171 possible baselines. ! AN table 2: 11 integrations on 171 of 171 possible baselines. ! AN table 3: 44 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.105994 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1908-201 ! ! 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 8700 visibilities. ![@gonzo6-0.1 1908-201_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 = 6.0 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 796 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 709 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 796 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 705 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 796 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 710 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 793 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 708 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.196614Jy sigma=20.252640 ! Fit after self-cal, rms=1.196991Jy sigma=20.266416 ! 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=0.6245 mas, bmaj=2.279 mas, bpa=-10.04 degrees ! Estimated noise=1.54148 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 = 1.55554 Jy ! Total flux subtracted in 50 components = 1.55554 Jy ! Clean residual min=-0.094368 max=0.433889 Jy/beam ! Clean residual mean=0.002258 rms=0.030707 Jy/beam ! Combined flux in latest and established models = 1.55554 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 1.55554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.696350Jy sigma=11.404903 ! Fit after self-cal, rms=0.696351Jy sigma=11.404899 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.387086 Jy ! Total flux subtracted in 50 components = 0.387086 Jy ! Clean residual min=-0.058585 max=0.161708 Jy/beam ! Clean residual mean=0.001437 rms=0.018008 Jy/beam ! Combined flux in latest and established models = 1.94262 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 1.94262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431837Jy sigma=6.752371 ! Fit after self-cal, rms=0.431817Jy sigma=6.752123 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.181501 Jy ! Total flux subtracted in 50 components = 0.181501 Jy ! Clean residual min=-0.049805 max=0.090537 Jy/beam ! Clean residual mean=0.001054 rms=0.014278 Jy/beam ! Combined flux in latest and established models = 2.12412 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 31 components and 2.12412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.354428Jy sigma=5.554834 ! Fit after self-cal, rms=0.354323Jy sigma=5.553616 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107034 Jy ! Total flux subtracted in 50 components = 0.107034 Jy ! Clean residual min=-0.044813 max=0.065141 Jy/beam ! Clean residual mean=0.000827 rms=0.012880 Jy/beam ! Combined flux in latest and established models = 2.23116 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 41 components and 2.23116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326989Jy sigma=5.253744 ! Fit after self-cal, rms=0.326916Jy sigma=5.252788 ! 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=0.9145 mas, bmaj=3.27 mas, bpa=-8.294 degrees ! Estimated noise=0.555736 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 = 0.0590227 Jy ! Component: 100 - total flux cleaned = 0.0922362 Jy ! Total flux subtracted in 100 components = 0.0922363 Jy ! Clean residual min=-0.051481 max=0.078808 Jy/beam ! Clean residual mean=0.001879 rms=0.016399 Jy/beam ! Combined flux in latest and established models = 2.32339 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 2.32339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313716Jy sigma=5.141143 ! Fit after self-cal, rms=0.313646Jy sigma=5.140213 ! 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 1.04 FD 0.88 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.11 LA 0.87 ! MA 1.00* MK 1.04 NL 1.17 NY 1.00* ! OV 0.96 PT 0.88 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! 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 1.01 FD 0.84 GC 1.00* HH 1.00* ! HN 1.04 KK 1.16 KP 1.06 LA 0.86 ! MA 1.14 MK 1.01 NL 1.08 NY 1.00* ! OV 0.93 PT 0.88 SC 1.15 TS 1.00* ! WF 0.93 WZ 0.97 GG 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.87 ! MA 1.00* MK 0.96 NL 0.99 NY 1.00* ! OV 1.01 PT 1.06 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! 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 1.05 FD 0.90 GC 1.00* HH 1.00* ! HN 1.00 KK 1.19 KP 0.90 LA 0.84 ! MA 1.14 MK 0.92 NL 0.96 NY 1.00* ! OV 0.97 PT 1.05 SC 1.04 TS 1.00* ! WF 0.91 WZ 0.91 GG 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.89 LA 1.05 ! MA 1.00* MK 0.99 NL 1.10 NY 1.00* ! OV 0.93 PT 0.98 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! 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 0.99 FD 0.94 GC 1.00* HH 1.00* ! HN 0.84 KK 1.15 KP 0.87 LA 1.02 ! MA 1.04 MK 0.94 NL 1.03 NY 1.00* ! OV 0.92 PT 0.94 SC 0.98 TS 1.00* ! WF 0.92 WZ 0.97 GG 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.10 GC 1.00* HH 1.00* ! HN 1.00* KK 1.14 KP 0.88 LA 1.25 ! MA 1.00* MK 1.05 NL 1.12 NY 1.00* ! OV 1.02 PT 1.01 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! 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 1.01 FD 1.04 GC 1.00* HH 1.00* ! HN 0.85 KK 1.15 KP 0.86 LA 1.20 ! MA 1.16 MK 1.05 NL 1.03 NY 1.00* ! OV 0.99 PT 1.00 SC 0.98 TS 1.00* ! WF 0.94 WZ 1.02 GG 1.00* ! ! ! Fit before self-cal, rms=0.313646Jy sigma=5.140213 ! Fit after self-cal, rms=0.147914Jy sigma=1.754080 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9216 mas, bmaj=3.287 mas, bpa=-8.277 degrees ! Estimated noise=0.557169 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 (3.5, 2.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0404752 Jy ! Component: 100 - total flux cleaned = 0.0580943 Jy ! Total flux subtracted in 100 components = 0.0580943 Jy ! Clean residual min=-0.011208 max=0.016757 Jy/beam ! Clean residual mean=0.000158 rms=0.003583 Jy/beam ! Combined flux in latest and established models = 2.38149 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 2.38149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136814Jy sigma=1.532889 ! Fit after self-cal, rms=0.135945Jy sigma=1.508054 ! 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 (1.4, 4.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160779 Jy ! Component: 100 - total flux cleaned = 0.0213813 Jy ! Total flux subtracted in 100 components = 0.0213813 Jy ! Clean residual min=-0.010267 max=0.010550 Jy/beam ! Clean residual mean=-0.000106 rms=0.003006 Jy/beam ! Combined flux in latest and established models = 2.40287 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 113 components and 2.40287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133092Jy sigma=1.469181 ! Fit after self-cal, rms=0.100143Jy sigma=1.170650 ! Inverting map and beam ! Estimated beam: bmin=0.9235 mas, bmaj=3.302 mas, bpa=-8.329 degrees ! Estimated noise=0.557782 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125174 Jy ! Component: 100 - total flux cleaned = 0.0168722 Jy ! Total flux subtracted in 100 components = 0.0168722 Jy ! Clean residual min=-0.007343 max=0.007879 Jy/beam ! Clean residual mean=0.000238 rms=0.002163 Jy/beam ! Combined flux in latest and established models = 2.41974 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 125 components and 2.41974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098058Jy sigma=1.148307 ! Fit after self-cal, rms=0.097734Jy sigma=1.133679 ! Inverting map and beam ! Estimated beam: bmin=0.923 mas, bmaj=3.301 mas, bpa=-8.335 degrees ! Estimated noise=0.558049 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00915529 Jy ! Component: 100 - total flux cleaned = 0.0119591 Jy ! Total flux subtracted in 100 components = 0.0119591 Jy ! Clean residual min=-0.006407 max=0.006626 Jy/beam ! Clean residual mean=0.000220 rms=0.001882 Jy/beam ! Combined flux in latest and established models = 2.4317 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 132 components and 2.4317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096481Jy sigma=1.122802 ! Fit after self-cal, rms=0.096284Jy sigma=1.115744 ! Inverting map and beam ! Estimated beam: bmin=0.9225 mas, bmaj=3.301 mas, bpa=-8.342 degrees ! Estimated noise=0.558427 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 = 0.00733445 Jy ! Component: 100 - total flux cleaned = 0.00868116 Jy ! Total flux subtracted in 100 components = 0.00868116 Jy ! Clean residual min=-0.005781 max=0.006156 Jy/beam ! Clean residual mean=0.000215 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 2.44038 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 143 components and 2.44038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095418Jy sigma=1.108970 ! Fit after self-cal, rms=0.095254Jy sigma=1.102054 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1908-201_X ! Writing UV FITS file: 1908-201_X.uvf ! Writing 143 model components to file: 1908-201_X.mod ! wwins: Wrote 3 windows to 1908-201_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9225 x 3.301 at -8.342 degrees (North through East) ! Clean map min=-0.0053019 max=2.103 Jy/beam ! Writing clean map to FITS file: 1908-201_X.fits ! Writing difmap environment to: 1908-201_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1908-201_X] device 1908-201_Xuv.ps/vps,1,2 ! Attempting to open device: '1908-201_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1908-201_Xim.ps/vps ! Attempting to open device: '1908-201_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=0.9225 mas, bmaj=3.301 mas, bpa=-8.342 degrees ! Estimated noise=0.558427 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9225 x 3.301 at -8.342 degrees (North through East) ! Clean map min=-0.0053019 max=2.103 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 1908-201_X.log closed on Wed Aug 13 16:53:25 2008