! Started logfile: 0955+476_X.log on Mon Jul 7 10:40:53 2008 observe 0955+476_X.edt ! Reading UV FITS file: 0955+476_X.edt ! AN table 1: 32 integrations on 190 of 190 possible baselines. ! AN table 2: 210 integrations on 190 of 190 possible baselines. ! AN table 3: 58 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.159088 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0955+476 ! ! 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 36272 visibilities. ![@gonzo7-0.1 0955+476_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 363 telescope corrections were flagged in sub-array 1. ! A total of 3031 telescope corrections were flagged in sub-array 2. ! A total of 1089 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 363 telescope corrections were flagged in sub-array 1. ! A total of 3037 telescope corrections were flagged in sub-array 2. ! A total of 1064 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 363 telescope corrections were flagged in sub-array 1. ! A total of 3024 telescope corrections were flagged in sub-array 2. ! A total of 1053 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 378 telescope corrections were flagged in sub-array 1. ! A total of 3029 telescope corrections were flagged in sub-array 2. ! A total of 1074 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.367622Jy sigma=4.823041 ! Fit after self-cal, rms=0.364124Jy sigma=4.819372 ! 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=0.5206 mas, bmaj=0.685 mas, bpa=-11.27 degrees ! Estimated noise=0.617014 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 = 0.599841 Jy ! Total flux subtracted in 50 components = 0.599841 Jy ! Clean residual min=-0.024392 max=0.167409 Jy/beam ! Clean residual mean=0.000096 rms=0.006145 Jy/beam ! Combined flux in latest and established models = 0.599841 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 0.599841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461752Jy sigma=4.449644 ! Fit after self-cal, rms=0.461752Jy sigma=4.449645 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.138923 Jy ! Total flux subtracted in 50 components = 0.138923 Jy ! Clean residual min=-0.026710 max=0.053069 Jy/beam ! Clean residual mean=0.000086 rms=0.005059 Jy/beam ! Combined flux in latest and established models = 0.738764 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 0.738764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.389259Jy sigma=3.492794 ! Fit after self-cal, rms=0.389257Jy sigma=3.492788 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0556869 Jy ! Total flux subtracted in 50 components = 0.0556869 Jy ! Clean residual min=-0.028749 max=0.024554 Jy/beam ! Clean residual mean=0.000083 rms=0.004890 Jy/beam ! Combined flux in latest and established models = 0.794451 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 7 components and 0.794451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372036Jy sigma=3.366480 ! Fit after self-cal, rms=0.372031Jy sigma=3.366473 ! 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=0.6737 mas, bmaj=0.855 mas, bpa=-17.82 degrees ! Estimated noise=0.361 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 = 0.0493857 Jy ! Component: 100 - total flux cleaned = 0.0656797 Jy ! Total flux subtracted in 100 components = 0.0656797 Jy ! Clean residual min=-0.028202 max=0.023774 Jy/beam ! Clean residual mean=0.001213 rms=0.005919 Jy/beam ! Combined flux in latest and established models = 0.860131 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 18 components and 0.860131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.354462Jy sigma=3.422182 ! Fit after self-cal, rms=0.354456Jy sigma=3.422147 ! 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 0.68 FD 1.13 GC 1.08 HH 1.00* ! HN 1.01 KK 1.00* KP 1.10 LA 1.10 ! MA 1.00* MC 1.00* MK 1.00* NL 0.97 ! NY 1.11 ON 1.00* OV 1.07 PT 1.00 ! SC 1.12 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.11 GC 1.07 HH 1.00* ! HN 0.86 KK 1.05 KP 1.15 LA 1.02 ! MA 0.85 MC 0.78 MK 0.79 NL 0.89 ! NY 1.06 ON 1.01 OV 0.98 PT 1.04 ! SC 0.94 TS 1.03 WF 0.58 WZ 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.84 FD 1.00* GC 1.22 HH 1.00* ! HN 1.00* KK 1.00* KP 1.23 LA 1.13 ! MA 1.00* MC 1.47 MK 1.25 NL 1.96 ! NY 1.00* ON 1.00* OV 1.44 PT 1.22 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.54 FD 1.05 GC 1.08 HH 1.00* ! HN 0.89 KK 1.00* KP 1.06 LA 0.91 ! MA 1.00* MC 1.00* MK 1.00* NL 1.08 ! NY 1.03 ON 1.00* OV 1.05 PT 1.04 ! SC 1.07 TS 1.00* WF 0.82 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 FD 1.10 GC 1.09 HH 1.00* ! HN 0.94 KK 1.04 KP 1.13 LA 1.07 ! MA 0.87 MC 0.50 MK 0.76 NL 0.88 ! NY 1.08 ON 1.12 OV 0.99 PT 0.94 ! SC 0.85 TS 0.99 WF 0.64 WZ 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 1.00* GC 1.23 HH 1.00* ! HN 1.00* KK 1.20 KP 1.32 LA 1.26 ! MA 1.00* MC 1.33 MK 1.12 NL 2.17 ! NY 1.24 ON 2.76 OV 1.45 PT 1.24 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.49 FD 1.10 GC 0.97 HH 1.00* ! HN 0.99 KK 1.00* KP 0.97 LA 1.09 ! MA 1.00* MC 1.00* MK 1.00* NL 1.01 ! NY 1.11 ON 1.00* OV 1.00 PT 1.01 ! SC 0.99 TS 1.00* WF 0.84 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.19 GC 1.01 HH 1.00* ! HN 0.77 KK 1.04 KP 1.17 LA 1.08 ! MA 0.94 MC 0.66 MK 0.94 NL 0.86 ! NY 1.13 ON 1.08 OV 0.89 PT 1.15 ! SC 0.95 TS 1.00 WF 0.60 WZ 0.94 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.85 FD 1.00* GC 1.26 HH 1.00* ! HN 1.00* KK 1.25 KP 1.33 LA 1.24 ! MA 1.00* MC 1.49 MK 1.26 NL 2.09 ! NY 1.22 ON 4.59 OV 1.32 PT 1.13 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.55 FD 1.08 GC 1.12 HH 1.00* ! HN 0.96 KK 1.00* KP 1.05 LA 1.04 ! MA 1.00* MC 1.00* MK 1.00* NL 1.04 ! NY 1.00* ON 1.00* OV 0.96 PT 1.02 ! SC 0.89 TS 1.00* WF 0.89 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.25 FD 1.23 GC 1.10 HH 1.00* ! HN 0.68 KK 1.01 KP 1.13 LA 0.96 ! MA 1.04 MC 0.57 MK 0.77 NL 0.82 ! NY 1.14 ON 1.06 OV 0.90 PT 1.11 ! SC 0.88 TS 0.98 WF 0.75 WZ 1.02 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.75 FD 1.00* GC 1.14 HH 1.00* ! HN 1.00* KK 1.00* KP 1.30 LA 1.25 ! MA 1.00* MC 1.56 MK 1.21 NL 1.93 ! NY 1.00* ON 2.66 OV 1.27 PT 1.25 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.354456Jy sigma=3.422147 ! Fit after self-cal, rms=0.195143Jy sigma=1.640492 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6624 mas, bmaj=0.8585 mas, bpa=-19.21 degrees ! Estimated noise=0.358509 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 = 0.0174144 Jy ! Component: 100 - total flux cleaned = 0.0192199 Jy ! Total flux subtracted in 100 components = 0.0192199 Jy ! Clean residual min=-0.006706 max=0.009933 Jy/beam ! Clean residual mean=0.000072 rms=0.001987 Jy/beam ! Combined flux in latest and established models = 0.879351 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 22 components and 0.879351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193588Jy sigma=1.609819 ! Fit after self-cal, rms=0.193510Jy sigma=1.609216 ! 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 (0.5, 2.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00553094 Jy ! Component: 100 - total flux cleaned = 0.00605024 Jy ! Total flux subtracted in 100 components = 0.00605024 Jy ! Clean residual min=-0.006757 max=0.009523 Jy/beam ! Clean residual mean=0.000038 rms=0.001970 Jy/beam ! Combined flux in latest and established models = 0.885401 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.885401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193022Jy sigma=1.599780 ! Fit after self-cal, rms=0.184241Jy sigma=1.265370 ! Inverting map and beam ! Estimated beam: bmin=0.6603 mas, bmaj=0.8594 mas, bpa=-17.92 degrees ! Estimated noise=0.35967 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 = 0.00687949 Jy ! Component: 100 - total flux cleaned = 0.00746853 Jy ! Total flux subtracted in 100 components = 0.00746853 Jy ! Clean residual min=-0.002822 max=0.004557 Jy/beam ! Clean residual mean=0.000015 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.892869 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 33 components and 0.892869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183815Jy sigma=1.256622 ! Fit after self-cal, rms=0.183786Jy sigma=1.256448 ! Inverting map ! Added new window around map position (-0.5, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204724 Jy ! Component: 100 - total flux cleaned = 0.00244711 Jy ! Total flux subtracted in 100 components = 0.00244711 Jy ! Clean residual min=-0.002629 max=0.003138 Jy/beam ! Clean residual mean=0.000001 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.895316 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 36 components and 0.895316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183633Jy sigma=1.254045 ! Fit after self-cal, rms=0.183641Jy sigma=1.253946 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0955+476_X ! Writing UV FITS file: 0955+476_X.uvf ! Writing 36 model components to file: 0955+476_X.mod ! wwins: Wrote 3 windows to 0955+476_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6603 x 0.8594 at -17.92 degrees (North through East) ! Clean map min=-0.0025569 max=0.81467 Jy/beam ! Writing clean map to FITS file: 0955+476_X.fits ! Writing difmap environment to: 0955+476_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0955+476_X] device 0955+476_Xuv.ps/vps,1,2 ! Attempting to open device: '0955+476_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0955+476_Xim.ps/vps ! Attempting to open device: '0955+476_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=0.6603 mas, bmaj=0.8594 mas, bpa=-17.92 degrees ! Estimated noise=0.35967 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6603 x 0.8594 at -17.92 degrees (North through East) ! Clean map min=-0.0025569 max=0.81467 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0955+476_X.log closed on Mon Jul 7 10:41:06 2008