! Started logfile: 2051+745_S.log on Thu Mar 19 22:58:20 2009 observe 2051+745_S.edt ! Reading UV FITS file: 2051+745_S.edt ! AN table 1: 23 integrations on 190 of 190 possible baselines. ! AN table 2: 105 integrations on 190 of 190 possible baselines. ! AN table 3: 60 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.281495 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2051+745 ! ! 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 1477 lines of history. ! ! Reading 40220 visibilities. ![@gonzo7-0.4 2051+745_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 274 telescope corrections were flagged in sub-array 1. ! A total of 1098 telescope corrections were flagged in sub-array 2. ! A total of 636 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 261 telescope corrections were flagged in sub-array 1. ! A total of 1096 telescope corrections were flagged in sub-array 2. ! A total of 636 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 272 telescope corrections were flagged in sub-array 1. ! A total of 1449 telescope corrections were flagged in sub-array 2. ! A total of 636 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 261 telescope corrections were flagged in sub-array 1. ! A total of 1109 telescope corrections were flagged in sub-array 2. ! A total of 636 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.910047Jy sigma=13.783637 ! Fit after self-cal, rms=0.908087Jy sigma=13.776745 ! 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=1.829 mas, bmaj=2.282 mas, bpa=-43.62 degrees ! Estimated noise=0.673038 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 = 0.0716516 Jy ! Total flux subtracted in 50 components = 0.0716516 Jy ! Clean residual min=-0.009189 max=0.024579 Jy/beam ! Clean residual mean=-0.000028 rms=0.001674 Jy/beam ! Combined flux in latest and established models = 0.0716516 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 0.0716516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166450Jy sigma=1.834514 ! Fit after self-cal, rms=0.166412Jy sigma=1.834193 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0269969 Jy ! Total flux subtracted in 50 components = 0.0269969 Jy ! Clean residual min=-0.006758 max=0.016599 Jy/beam ! Clean residual mean=-0.000017 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 0.0986485 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0986485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161580Jy sigma=1.690097 ! Fit after self-cal, rms=0.161483Jy sigma=1.689526 ! Inverting map ! Added new window around map position (-2.8, 2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0177445 Jy ! Total flux subtracted in 50 components = 0.0177445 Jy ! Clean residual min=-0.005674 max=0.009190 Jy/beam ! Clean residual mean=-0.000010 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.116393 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 0.116393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159313Jy sigma=1.623455 ! Fit after self-cal, rms=0.159198Jy sigma=1.622084 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119515 Jy ! Total flux subtracted in 50 components = 0.0119515 Jy ! Clean residual min=-0.004858 max=0.007000 Jy/beam ! Clean residual mean=-0.000006 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.128345 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 12 components and 0.128345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158141Jy sigma=1.584665 ! Fit after self-cal, rms=0.158075Jy sigma=1.584077 ! 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=2.332 mas, bmaj=2.993 mas, bpa=-50.24 degrees ! Estimated noise=0.330158 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 = 0.0176325 Jy ! Component: 100 - total flux cleaned = 0.0280153 Jy ! Total flux subtracted in 100 components = 0.0280153 Jy ! Clean residual min=-0.003772 max=0.009949 Jy/beam ! Clean residual mean=0.000009 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 0.15636 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 27 components and 0.15636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156804Jy sigma=1.526546 ! Fit after self-cal, rms=0.156715Jy sigma=1.525327 ! Inverting map ! Added new window around map position (-12.4, 7.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00918186 Jy ! Component: 100 - total flux cleaned = 0.0149796 Jy ! Total flux subtracted in 100 components = 0.0149796 Jy ! Clean residual min=-0.003544 max=0.004694 Jy/beam ! Clean residual mean=0.000025 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.171339 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 44 components and 0.171339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156324Jy sigma=1.508529 ! Fit after self-cal, rms=0.156267Jy sigma=1.507417 ! 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 0.92 FD 1.01 GC 1.00* HH 1.00* ! HN 0.87 KK 1.02 KP 0.82 LA 0.96 ! MA 1.00* MC 1.00* MK 0.73 NL 0.86 ! NY 1.00* ON 1.00* OV 0.91 PT 0.85 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.97 GC 1.08 HH 1.00* ! HN 0.96 KK 0.89 KP 0.92 LA 1.39 ! MA 1.00* MC 1.19 MK 0.89 NL 0.92 ! NY 1.02 ON 0.84 OV 0.96 PT 0.92 ! SC 1.25 TS 1.46 WF 1.00* WZ 0.85 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 0.88 GC 1.00* HH 1.00* ! HN 0.94 KK 0.94 KP 0.71 LA 1.07 ! MA 1.00* MC 1.00* MK 0.89 NL 0.82 ! NY 1.00* ON 1.00* OV 1.04 PT 0.81 ! SC 1.00* TS 0.86 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.89 GC 1.00* HH 1.00* ! HN 0.89 KK 0.92 KP 0.91 LA 1.02 ! MA 1.00* MC 1.00* MK 0.94 NL 1.03 ! NY 1.00* ON 1.00* OV 0.99 PT 0.94 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 0.92 GC 0.96 HH 1.00* ! HN 0.99 KK 0.93 KP 1.14 LA 1.29 ! MA 1.00* MC 0.97 MK 0.98 NL 1.06 ! NY 0.99 ON 0.99 OV 0.94 PT 1.05 ! SC 1.05 TS 1.07 WF 1.00* WZ 0.83 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.82 GC 1.00* HH 1.00* ! HN 0.86 KK 0.86 KP 1.33 LA 1.09 ! MA 1.00* MC 1.00* MK 0.94 NL 1.33 ! NY 1.00* ON 1.00* OV 0.93 PT 0.93 ! SC 1.00* TS 0.89 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.61 FD 0.86 GC 1.00* HH 1.00* ! HN 0.58 KK 0.89 KP 0.82 LA 0.71 ! MA 1.00* MC 1.00* MK 1.14 NL 0.41 ! NY 1.00* ON 1.00* OV 0.95 PT 0.89 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.71 FD 0.75 GC 0.97 HH 1.00* ! HN 0.77 KK 0.83 KP 0.89 LA 0.82 ! MA 1.00* MC 1.07 MK 0.97 NL 0.69 ! NY 0.89 ON 0.82 OV 0.86 PT 0.98 ! SC 0.93 TS 1.12 WF 1.00* WZ 0.81 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.83 FD 0.81 GC 1.00* HH 1.00* ! HN 1.00 KK 0.84 KP 0.84 LA 0.69 ! MA 1.00* MC 1.00* MK 0.90 NL 0.69 ! NY 1.00* ON 1.00* OV 0.93 PT 0.85 ! SC 1.00* TS 1.05 WF 1.00* WZ 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 0.88 FD 0.74 GC 1.00* HH 1.00* ! HN 1.41 KK 0.94 KP 1.04 LA 0.90 ! MA 1.00* MC 1.00* MK 0.90 NL 0.95 ! NY 1.00* ON 1.00* OV 0.91 PT 1.00 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.76 GC 0.99 HH 1.00* ! HN 1.25 KK 0.95 KP 1.17 LA 0.98 ! MA 1.00* MC 0.78 MK 0.91 NL 1.11 ! NY 0.96 ON 1.14 OV 0.91 PT 1.02 ! SC 0.82 TS 1.15 WF 1.00* WZ 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 0.77 GC 1.00* HH 1.00* ! HN 1.09 KK 0.84 KP 1.05 LA 0.94 ! MA 1.00* MC 1.00* MK 1.09 NL 1.05 ! NY 1.00* ON 1.00* OV 0.92 PT 1.00 ! SC 1.00* TS 1.03 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.156267Jy sigma=1.507417 ! Fit after self-cal, rms=0.131153Jy sigma=1.316740 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.314 mas, bmaj=3.028 mas, bpa=-48.91 degrees ! Estimated noise=0.304553 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 = -0.00227942 Jy ! Component: 100 - total flux cleaned = -0.000907538 Jy ! Total flux subtracted in 100 components = -0.000907538 Jy ! Clean residual min=-0.002032 max=0.002097 Jy/beam ! Clean residual mean=0.000012 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.170432 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 53 components and 0.170432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130756Jy sigma=1.317965 ! Fit after self-cal, rms=0.130740Jy sigma=1.317473 ! 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 = 0.00146667 Jy ! Component: 100 - total flux cleaned = 0.00242344 Jy ! Total flux subtracted in 100 components = 0.00242344 Jy ! Clean residual min=-0.002012 max=0.001934 Jy/beam ! Clean residual mean=0.000013 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.172855 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 66 components and 0.172855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130675Jy sigma=1.317328 ! Fit after self-cal, rms=0.149755Jy sigma=1.255892 ! Inverting map and beam ! Estimated beam: bmin=2.313 mas, bmaj=3.023 mas, bpa=-49.03 degrees ! Estimated noise=0.300008 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 = -0.00167427 Jy ! Component: 100 - total flux cleaned = -0.00132586 Jy ! Total flux subtracted in 100 components = -0.00132586 Jy ! Clean residual min=-0.001667 max=0.001725 Jy/beam ! Clean residual mean=0.000002 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.17153 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 75 components and 0.17153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149655Jy sigma=1.257032 ! Fit after self-cal, rms=0.149667Jy sigma=1.256607 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2051+745_S ! Writing UV FITS file: 2051+745_S.uvf ! Writing 75 model components to file: 2051+745_S.mod ! wwins: Wrote 3 windows to 2051+745_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.313 x 3.023 at -49.03 degrees (North through East) ! Clean map min=-0.0015859 max=0.097245 Jy/beam ! Writing clean map to FITS file: 2051+745_S.fits ! Writing difmap environment to: 2051+745_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2051+745_S] device 2051+745_Suv.ps/vps,1,2 ! Attempting to open device: '2051+745_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2051+745_Sim.ps/vps ! Attempting to open device: '2051+745_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=2.313 mas, bmaj=3.023 mas, bpa=-49.03 degrees ! Estimated noise=0.300008 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.313 x 3.023 at -49.03 degrees (North through East) ! Clean map min=-0.0015859 max=0.097245 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 2051+745_S.log closed on Thu Mar 19 22:58:32 2009