! Started logfile: 1308+326_S.log on Thu Aug 21 12:45:59 2008 observe 1308+326_S.edt ! Reading UV FITS file: 1308+326_S.edt ! AN table 1: 59 integrations on 171 of 171 possible baselines. ! AN table 2: 9 integrations on 171 of 171 possible baselines. ! AN table 3: 106 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.169187 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1308+326 ! ! 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 1615 lines of history. ! ! Reading 20136 visibilities. ![@gonzo6-0.4 1308+326_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 = 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 0.400x0.400 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 761 telescope corrections were flagged in sub-array 1. ! A total of 93 telescope corrections were flagged in sub-array 2. ! A total of 1623 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 751 telescope corrections were flagged in sub-array 1. ! A total of 93 telescope corrections were flagged in sub-array 2. ! A total of 1602 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 754 telescope corrections were flagged in sub-array 1. ! A total of 93 telescope corrections were flagged in sub-array 2. ! A total of 1614 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 750 telescope corrections were flagged in sub-array 1. ! A total of 93 telescope corrections were flagged in sub-array 2. ! A total of 1613 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.448868Jy sigma=9.617666 ! Fit after self-cal, rms=0.445239Jy sigma=9.631493 ! 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=2.129 mas, bmaj=3.149 mas, bpa=-0.7694 degrees ! Estimated noise=0.681834 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 = 0.886672 Jy ! Total flux subtracted in 50 components = 0.886672 Jy ! Clean residual min=-0.063768 max=0.306280 Jy/beam ! Clean residual mean=0.000052 rms=0.022503 Jy/beam ! Combined flux in latest and established models = 0.886671 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 4 components and 0.886671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.498312Jy sigma=11.892461 ! Fit after self-cal, rms=0.497998Jy sigma=11.892179 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.316374 Jy ! Total flux subtracted in 50 components = 0.316374 Jy ! Clean residual min=-0.032191 max=0.135645 Jy/beam ! Clean residual mean=0.000011 rms=0.011332 Jy/beam ! Combined flux in latest and established models = 1.20305 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 9 components and 1.20305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292900Jy sigma=6.032248 ! Fit after self-cal, rms=0.291951Jy sigma=6.028622 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142403 Jy ! Total flux subtracted in 50 components = 0.142403 Jy ! Clean residual min=-0.021443 max=0.061542 Jy/beam ! Clean residual mean=-0.000008 rms=0.006754 Jy/beam ! Combined flux in latest and established models = 1.34545 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 1.34545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229365Jy sigma=3.803710 ! Fit after self-cal, rms=0.228949Jy sigma=3.801115 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0653579 Jy ! Total flux subtracted in 50 components = 0.0653579 Jy ! Clean residual min=-0.018001 max=0.030042 Jy/beam ! Clean residual mean=-0.000016 rms=0.005067 Jy/beam ! Combined flux in latest and established models = 1.41081 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 11 components and 1.41081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213668Jy sigma=3.108658 ! Fit after self-cal, rms=0.213526Jy sigma=3.108118 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350565 Jy ! Total flux subtracted in 50 components = 0.0350565 Jy ! Clean residual min=-0.016513 max=0.020255 Jy/beam ! Clean residual mean=-0.000021 rms=0.004422 Jy/beam ! Combined flux in latest and established models = 1.44586 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 14 components and 1.44586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209212Jy sigma=2.900631 ! Fit after self-cal, rms=0.209155Jy sigma=2.900378 ! 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=2.701 mas, bmaj=3.766 mas, bpa=-2.809 degrees ! Estimated noise=0.435962 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 (-7.6, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0307438 Jy ! Component: 100 - total flux cleaned = 0.0451383 Jy ! Total flux subtracted in 100 components = 0.0451383 Jy ! Clean residual min=-0.014051 max=0.014491 Jy/beam ! Clean residual mean=-0.000266 rms=0.003392 Jy/beam ! Combined flux in latest and established models = 1.491 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 33 components and 1.491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204797Jy sigma=2.946896 ! Fit after self-cal, rms=0.204400Jy sigma=2.916937 ! 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 GC 0.98 HH 1.00* ! HN 1.02 KK 0.88 KP 1.01 LA 1.00 ! MA 2.01 MK 1.04 NL 1.02 NY 1.00 ! OV 1.02 PT 0.95 SC 0.98 TS 0.94 ! WF 1.01 WZ 0.95 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.12 GC 1.00* HH 1.00* ! HN 0.95 KK 0.74 KP 0.90 LA 1.08 ! MA 1.00* MK 0.85 NL 0.93 NY 1.15 ! OV 1.01 PT 1.02 SC 1.00* TS 0.98 ! WF 0.96 WZ 1.00* GG 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 1.08 GC 1.08 HH 1.11 ! HN 0.90 KK 0.76 KP 0.91 LA 1.08 ! MA 0.98 MK 0.89 NL 0.92 NY 1.16 ! OV 0.99 PT 1.04 SC 0.78 TS 1.00* ! WF 1.09 WZ 0.99 GG 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 GC 1.00 HH 1.00* ! HN 1.01 KK 0.91 KP 1.00 LA 1.01 ! MA 1.22 MK 1.04 NL 1.03 NY 0.99 ! OV 1.03 PT 0.99 SC 1.00 TS 0.95 ! WF 1.04 WZ 0.95 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.02 GC 1.00* HH 1.00* ! HN 0.99 KK 0.74 KP 1.04 LA 1.08 ! MA 1.00* MK 0.91 NL 1.07 NY 1.13 ! OV 0.93 PT 0.88 SC 1.00* TS 1.02 ! WF 0.98 WZ 1.00* GG 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 0.99 GC 1.09 HH 1.44 ! HN 0.97 KK 0.77 KP 1.04 LA 1.09 ! MA 0.77 MK 0.98 NL 1.05 NY 1.08 ! OV 0.91 PT 0.88 SC 0.93 TS 1.00* ! WF 1.05 WZ 1.01 GG 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 GC 1.01 HH 1.00* ! HN 1.03 KK 0.88 KP 1.01 LA 1.02 ! MA 1.65 MK 1.03 NL 1.03 NY 1.07 ! OV 1.04 PT 0.97 SC 0.99 TS 0.96 ! WF 1.04 WZ 0.97 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 GC 1.00* HH 1.00* ! HN 1.27 KK 0.76 KP 1.10 LA 0.90 ! MA 1.00* MK 0.92 NL 1.05 NY 1.17 ! OV 1.02 PT 0.95 SC 1.00* TS 1.11 ! WF 1.03 WZ 1.00* GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.98 GC 1.07 HH 1.17 ! HN 1.20 KK 0.79 KP 1.14 LA 0.97 ! MA 1.12 MK 0.92 NL 1.00 NY 1.18 ! OV 1.03 PT 0.94 SC 1.03 TS 1.00* ! WF 1.03 WZ 0.96 GG 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GC 1.02 HH 1.00* ! HN 1.03 KK 1.00 KP 1.02 LA 1.03 ! MA 0.87 MK 1.04 NL 1.03 NY 1.03 ! OV 1.03 PT 0.98 SC 1.02 TS 0.96 ! WF 1.01 WZ 0.96 GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.88 GC 1.00* HH 1.00* ! HN 1.17 KK 0.80 KP 1.12 LA 0.78 ! MA 1.00* MK 0.84 NL 1.02 NY 1.19 ! OV 0.95 PT 0.89 SC 1.00* TS 1.08 ! WF 1.01 WZ 1.00* GG 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.88 GC 1.07 HH 1.22 ! HN 1.16 KK 0.81 KP 1.15 LA 0.78 ! MA 1.25 MK 0.90 NL 1.01 NY 1.15 ! OV 0.94 PT 0.92 SC 1.01 TS 1.00* ! WF 1.14 WZ 0.93 GG 1.00* ! ! ! Fit before self-cal, rms=0.204400Jy sigma=2.916937 ! Fit after self-cal, rms=0.140422Jy sigma=1.431266 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.714 mas, bmaj=3.844 mas, bpa=-3.88 degrees ! Estimated noise=0.435214 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 = 0.0108325 Jy ! Component: 100 - total flux cleaned = 0.0134233 Jy ! Total flux subtracted in 100 components = 0.0134233 Jy ! Clean residual min=-0.005134 max=0.004533 Jy/beam ! Clean residual mean=0.000156 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 1.50442 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 46 components and 1.50442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139642Jy sigma=1.426485 ! Fit after self-cal, rms=0.139500Jy sigma=1.420441 ! 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 = 0.00243622 Jy ! Component: 100 - total flux cleaned = 0.002419 Jy ! Total flux subtracted in 100 components = 0.002419 Jy ! Clean residual min=-0.004336 max=0.004322 Jy/beam ! Clean residual mean=0.000151 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 1.50684 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 1.50684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139230Jy sigma=1.428534 ! Fit after self-cal, rms=0.138316Jy sigma=1.245488 ! Inverting map and beam ! Estimated beam: bmin=2.719 mas, bmaj=3.85 mas, bpa=-4.342 degrees ! Estimated noise=0.436035 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581539 Jy ! Component: 100 - total flux cleaned = 0.00747348 Jy ! Total flux subtracted in 100 components = 0.00747348 Jy ! Clean residual min=-0.004148 max=0.003489 Jy/beam ! Clean residual mean=0.000167 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 1.51432 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 1.51432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138064Jy sigma=1.243669 ! Fit after self-cal, rms=0.137882Jy sigma=1.229314 ! Inverting map and beam ! Estimated beam: bmin=2.717 mas, bmaj=3.849 mas, bpa=-4.351 degrees ! Estimated noise=0.436135 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388767 Jy ! Component: 100 - total flux cleaned = 0.00478643 Jy ! Total flux subtracted in 100 components = 0.00478643 Jy ! Clean residual min=-0.004231 max=0.003082 Jy/beam ! Clean residual mean=0.000151 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 1.5191 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 1.5191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137723Jy sigma=1.228275 ! Fit after self-cal, rms=0.137766Jy sigma=1.222447 ! Inverting map and beam ! Estimated beam: bmin=2.715 mas, bmaj=3.849 mas, bpa=-4.365 degrees ! Estimated noise=0.436172 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 = 0.00272884 Jy ! Component: 100 - total flux cleaned = 0.00331435 Jy ! Total flux subtracted in 100 components = 0.00331435 Jy ! Clean residual min=-0.004252 max=0.002998 Jy/beam ! Clean residual mean=0.000141 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 1.52242 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 71 components and 1.52242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137652Jy sigma=1.221592 ! Fit after self-cal, rms=0.137530Jy sigma=1.220195 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1308+326_S ! Writing UV FITS file: 1308+326_S.uvf ! Writing 71 model components to file: 1308+326_S.mod ! wwins: Wrote 2 windows to 1308+326_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.715 x 3.849 at -4.365 degrees (North through East) ! Clean map min=-0.0026107 max=1.183 Jy/beam ! Writing clean map to FITS file: 1308+326_S.fits ! Writing difmap environment to: 1308+326_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1308+326_S] device 1308+326_Suv.ps/vps,1,2 ! Attempting to open device: '1308+326_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1308+326_Sim.ps/vps ! Attempting to open device: '1308+326_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=2.715 mas, bmaj=3.849 mas, bpa=-4.365 degrees ! Estimated noise=0.436172 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.715 x 3.849 at -4.365 degrees (North through East) ! Clean map min=-0.0026107 max=1.183 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file 1308+326_S.log closed on Thu Aug 21 12:46:13 2008