! Started logfile: 1739+522_S.log on Sun Jul 16 18:30:56 2006 observe 1739+522_S.edt ! Reading UV FITS file: 1739+522_S.edt ! AN table 1: 26 integrations on 190 of 190 possible baselines. ! AN table 2: 2 integrations on 190 of 190 possible baselines. ! AN table 3: 82 integrations on 190 of 190 possible baselines. ! AN table 4: 44 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.223445 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1739+522 ! ! 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 1588 lines of history. ! ! Reading 26152 visibilities. ![@gonzo7-0.4 1739+522_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 = 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 0.400x0.400 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 397 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 1103 telescope corrections were flagged in sub-array 3. ! A total of 602 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 374 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 1103 telescope corrections were flagged in sub-array 3. ! A total of 498 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 371 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 1104 telescope corrections were flagged in sub-array 3. ! A total of 477 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 373 telescope corrections were flagged in sub-array 1. ! A total of 40 telescope corrections were flagged in sub-array 2. ! A total of 1104 telescope corrections were flagged in sub-array 3. ! A total of 486 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.579303Jy sigma=0.008080 ! Fit after self-cal, rms=0.574307Jy sigma=0.008032 ! 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=2.131 mas, bmaj=2.5 mas, bpa=-36.43 degrees ! Estimated noise=748.154 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 = 0.330231 Jy ! Total flux subtracted in 50 components = 0.330231 Jy ! Clean residual min=-0.014047 max=0.092143 Jy/beam ! Clean residual mean=0.000133 rms=0.003834 Jy/beam ! Combined flux in latest and established models = 0.330231 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 0.330231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195455Jy sigma=0.002674 ! Fit after self-cal, rms=0.195455Jy sigma=0.002674 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0869729 Jy ! Total flux subtracted in 50 components = 0.0869729 Jy ! Clean residual min=-0.009835 max=0.038010 Jy/beam ! Clean residual mean=0.000098 rms=0.002611 Jy/beam ! Combined flux in latest and established models = 0.417203 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 8 components and 0.417203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154477Jy sigma=0.002001 ! Fit after self-cal, rms=0.154429Jy sigma=0.002000 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0431207 Jy ! Total flux subtracted in 50 components = 0.0431207 Jy ! Clean residual min=-0.009489 max=0.022211 Jy/beam ! Clean residual mean=0.000081 rms=0.002232 Jy/beam ! Combined flux in latest and established models = 0.460324 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 15 components and 0.460324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141837Jy sigma=0.001780 ! Fit after self-cal, rms=0.141818Jy sigma=0.001780 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0272617 Jy ! Total flux subtracted in 50 components = 0.0272617 Jy ! Clean residual min=-0.009272 max=0.014575 Jy/beam ! Clean residual mean=0.000070 rms=0.002062 Jy/beam ! Combined flux in latest and established models = 0.487586 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.487586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136599Jy sigma=0.001685 ! Fit after self-cal, rms=0.136572Jy sigma=0.001684 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181335 Jy ! Total flux subtracted in 50 components = 0.0181335 Jy ! Clean residual min=-0.009108 max=0.009805 Jy/beam ! Clean residual mean=0.000063 rms=0.001981 Jy/beam ! Combined flux in latest and established models = 0.505719 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 23 components and 0.505719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134288Jy sigma=0.001641 ! Fit after self-cal, rms=0.134267Jy sigma=0.001641 ! 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=2.534 mas, bmaj=3.105 mas, bpa=-40.44 degrees ! Estimated noise=410.857 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 = 0.0170651 Jy ! Component: 100 - total flux cleaned = 0.0265033 Jy ! Total flux subtracted in 100 components = 0.0265033 Jy ! Clean residual min=-0.008832 max=0.009782 Jy/beam ! Clean residual mean=0.000457 rms=0.001766 Jy/beam ! Combined flux in latest and established models = 0.532223 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 0.532223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132490Jy sigma=0.001605 ! Fit after self-cal, rms=0.132447Jy sigma=0.001605 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 GC 1.00* HN 0.92 ! LA 0.89 NL 0.92 OV 0.94 SC 0.97 ! WF 0.92 GG 1.00* HH 1.00* KK 1.00* ! KP 0.88 MA 1.00* MC 0.91 MK 0.97 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 0.96 HN 1.03 ! LA 0.99 NL 0.99 OV 1.00 SC 0.99 ! WF 1.05 GG 1.00* HH 1.00* KK 0.97 ! KP 0.95 MA 1.00* MC 1.00* MK 1.03 ! NY 0.91 TS 0.97 WZ 1.00* PT 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.99 GC 1.00* HN 1.00* ! LA 0.96 NL 1.01 OV 0.97 SC 0.82 ! WF 1.08 GG 1.00* HH 1.00* KK 0.90 ! KP 0.76 MA 2.06 MC 1.02 MK 0.89 ! NY 1.00* TS 1.00* WZ 1.03 PT 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.94 GC 1.00* HN 0.92 ! LA 0.88 NL 0.95 OV 0.96 SC 0.94 ! WF 0.92 GG 1.00* HH 1.00* KK 1.00* ! KP 0.92 MA 1.29 MC 1.26 MK 0.97 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.02 GC 0.94 HN 1.02 ! LA 1.00 NL 0.96 OV 0.99 SC 0.97 ! WF 1.07 GG 1.00* HH 1.00* KK 0.98 ! KP 1.04 MA 1.00* MC 1.00* MK 1.01 ! NY 0.84 TS 1.01 WZ 1.00* PT 0.94 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.98 GC 0.93 HN 0.90 ! LA 0.94 NL 1.01 OV 0.97 SC 0.93 ! WF 0.96 GG 1.00* HH 1.00* KK 0.80 ! KP 1.07 MA 1.77 MC 1.28 MK 0.93 ! NY 0.96 TS 1.00* WZ 0.77 PT 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.94 GC 1.00* HN 0.98 ! LA 0.76 NL 0.93 OV 0.89 SC 0.97 ! WF 0.97 GG 1.00* HH 1.00* KK 1.00* ! KP 0.96 MA 0.89 MC 1.94 MK 0.99 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.02 GC 1.00 HN 0.98 ! LA 0.99 NL 0.98 OV 1.01 SC 1.02 ! WF 1.04 GG 1.00* HH 1.00* KK 0.95 ! KP 0.99 MA 1.00* MC 1.00* MK 1.01 ! NY 0.95 TS 1.00 WZ 1.00* PT 0.95 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.03 GC 1.13 HN 1.00 ! LA 0.87 NL 0.89 OV 0.98 SC 1.26 ! WF 1.22 GG 1.00* HH 1.00* KK 0.93 ! KP 1.13 MA 1.37 MC 1.16 MK 1.05 ! NY 0.94 TS 1.00* WZ 0.86 PT 1.11 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 GC 1.00* HN 0.97 ! LA 0.90 NL 0.97 OV 0.96 SC 0.94 ! WF 1.00 GG 1.00* HH 1.00* KK 1.00* ! KP 0.93 MA 1.56 MC 1.30 MK 1.01 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 GC 1.02 HN 1.01 ! LA 0.99 NL 1.03 OV 0.99 SC 1.01 ! WF 0.98 GG 1.00* HH 1.00* KK 0.95 ! KP 1.01 MA 1.00* MC 1.00* MK 1.02 ! NY 0.91 TS 1.02 WZ 1.00* PT 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.00 GC 1.10 HN 1.11 ! LA 0.91 NL 1.00 OV 0.99 SC 1.20 ! WF 1.13 GG 1.00* HH 1.00* KK 1.07 ! KP 1.10 MA 1.41 MC 1.14 MK 0.93 ! NY 1.09 TS 1.00* WZ 0.78 PT 1.12 ! ! ! Fit before self-cal, rms=0.132447Jy sigma=0.001605 ! Fit after self-cal, rms=0.127538Jy sigma=0.001407 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.581 mas, bmaj=3.126 mas, bpa=-38.07 degrees ! Estimated noise=412.748 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 (2.4, 3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00443534 Jy ! Component: 100 - total flux cleaned = 0.00543371 Jy ! Total flux subtracted in 100 components = 0.00543371 Jy ! Clean residual min=-0.002991 max=0.004375 Jy/beam ! Clean residual mean=0.000338 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.537656 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.537656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127086Jy sigma=0.001398 ! Fit after self-cal, rms=0.127121Jy sigma=0.001398 ! 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 (17.6, 12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330672 Jy ! Component: 100 - total flux cleaned = 0.00483067 Jy ! Total flux subtracted in 100 components = 0.00483067 Jy ! Clean residual min=-0.002739 max=0.003666 Jy/beam ! Clean residual mean=0.000295 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.542487 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 0.542487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126905Jy sigma=0.001394 ! Fit after self-cal, rms=0.125191Jy sigma=0.001342 ! Inverting map and beam ! Estimated beam: bmin=2.581 mas, bmaj=3.145 mas, bpa=-38.13 degrees ! Estimated noise=413.15 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 = 0.00303914 Jy ! Component: 100 - total flux cleaned = 0.00381505 Jy ! Total flux subtracted in 100 components = 0.00381505 Jy ! Clean residual min=-0.002277 max=0.002961 Jy/beam ! Clean residual mean=0.000186 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.546302 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 76 components and 0.546302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125047Jy sigma=0.001339 ! Fit after self-cal, rms=0.125040Jy sigma=0.001339 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1739+522_S ! Writing UV FITS file: 1739+522_S.uvf ! Writing 76 model components to file: 1739+522_S.mod ! wwins: Wrote 3 windows to 1739+522_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.581 x 3.145 at -38.13 degrees (North through East) ! Clean map min=-0.0020936 max=0.44179 Jy/beam ! Writing clean map to FITS file: 1739+522_S.fits ! Writing difmap environment to: 1739+522_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1739+522_S] device 1739+522_Suv.ps/vps,1,2 ! Attempting to open device: '1739+522_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1739+522_Sim.ps/vps ! Attempting to open device: '1739+522_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=2.581 mas, bmaj=3.145 mas, bpa=-38.13 degrees ! Estimated noise=413.15 mJy/beam. xyrange 0, 0, 0, 0 ! The mapplot display area will be limited to: ! Relative RA: (The whole available range) ! Relative DEC: (The whole available range) mapcolor grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. docont=true mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.581 x 3.145 at -38.13 degrees (North through East) ! Clean map min=-0.0020936 max=0.44179 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1739+522_S.log closed on Sun Jul 16 18:31:29 2006