! Started logfile: 0642+449_S.log on Fri Jul 13 18:44:42 2007 observe 0642+449_S.edt ! Reading UV FITS file: 0642+449_S.edt ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 26 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.222394 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0642+449 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1332 lines of history. ! ! Reading 5172 visibilities. ![@gonzo7-0.4 0642+449_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 152 telescope corrections were flagged in sub-array 1. ! A total of 364 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 356 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 383 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 402 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.111655Jy sigma=0.001825 ! Fit after self-cal, rms=0.111017Jy sigma=0.001820 ! 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=2.988 mas, bmaj=4.575 mas, bpa=-14.02 degrees ! Estimated noise=1727.48 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 = 0.745454 Jy ! Total flux subtracted in 50 components = 0.745454 Jy ! Clean residual min=-0.034972 max=0.207896 Jy/beam ! Clean residual mean=-0.000299 rms=0.013257 Jy/beam ! Combined flux in latest and established models = 0.745454 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 0.745454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234117Jy sigma=0.003949 ! Fit after self-cal, rms=0.234117Jy sigma=0.003949 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162558 Jy ! Total flux subtracted in 50 components = 0.162558 Jy ! Clean residual min=-0.018765 max=0.045335 Jy/beam ! Clean residual mean=-0.000126 rms=0.005361 Jy/beam ! Combined flux in latest and established models = 0.908012 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 0.908012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112806Jy sigma=0.001910 ! Fit after self-cal, rms=0.112805Jy sigma=0.001910 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0431611 Jy ! Total flux subtracted in 50 components = 0.0431611 Jy ! Clean residual min=-0.015430 max=0.021575 Jy/beam ! Clean residual mean=-0.000081 rms=0.004301 Jy/beam ! Combined flux in latest and established models = 0.951173 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 0.951173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099492Jy sigma=0.001666 ! Fit after self-cal, rms=0.099317Jy sigma=0.001665 ! 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=3.554 mas, bmaj=5.101 mas, bpa=-11.41 degrees ! Estimated noise=1204.54 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 (4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0272347 Jy ! Component: 100 - total flux cleaned = 0.0426875 Jy ! Total flux subtracted in 100 components = 0.0426875 Jy ! Clean residual min=-0.012693 max=0.016390 Jy/beam ! Clean residual mean=-0.000048 rms=0.003167 Jy/beam ! Combined flux in latest and established models = 0.99386 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.99386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092807Jy sigma=0.001544 ! Fit after self-cal, rms=0.092531Jy sigma=0.001540 ! 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 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.11 GC 1.02 GG 1.00* ! HN 0.94 KP 0.93 LA 1.01 MA 1.00* ! MK 1.01 NL 0.99 NY 1.00* ON 1.00* ! OV 0.95 PT 1.01 SC 0.97 TC 1.00* ! TS 1.00* WF 1.13 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.03 GC 0.97 GG 1.00* ! HN 0.99 KP 0.99 LA 0.98 MA 1.00* ! MK 1.07 NL 0.99 NY 1.00* ON 1.00* ! OV 1.01 PT 0.99 SC 0.97 TC 1.00* ! TS 1.00* WF 1.10 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.93 GC 1.04 GG 1.00* ! HN 0.95 KP 0.94 LA 0.83 MA 1.00* ! MK 0.99 NL 1.02 NY 1.00* ON 1.00* ! OV 0.96 PT 1.00 SC 1.07 TC 1.00* ! TS 1.00* WF 1.13 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.86 GC 1.08 GG 1.00* ! HN 0.96 KP 0.95 LA 0.88 MA 1.00* ! MK 0.95 NL 0.94 NY 1.00* ON 1.00* ! OV 0.90 PT 0.96 SC 1.03 TC 1.00* ! TS 1.00* WF 1.22 WZ 1.00* ! ! ! Fit before self-cal, rms=0.092531Jy sigma=0.001540 ! Fit after self-cal, rms=0.067495Jy sigma=0.001059 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.564 mas, bmaj=5.127 mas, bpa=-11.22 degrees ! Estimated noise=1197.09 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 = 0.0044605 Jy ! Component: 100 - total flux cleaned = 0.005447 Jy ! Total flux subtracted in 100 components = 0.005447 Jy ! Clean residual min=-0.004981 max=0.006052 Jy/beam ! Clean residual mean=0.000008 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 0.999307 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 56 components and 0.999307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067171Jy sigma=0.001054 ! Fit after self-cal, rms=0.067136Jy sigma=0.001053 ! 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 = 0.000801381 Jy ! Component: 100 - total flux cleaned = 0.000808128 Jy ! Total flux subtracted in 100 components = 0.000808128 Jy ! Clean residual min=-0.004856 max=0.006054 Jy/beam ! Clean residual mean=0.000009 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 1.00012 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 62 components and 1.00012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067026Jy sigma=0.001051 ! Fit after self-cal, rms=0.064796Jy sigma=0.001018 ! Inverting map and beam ! Estimated beam: bmin=3.564 mas, bmaj=5.118 mas, bpa=-11.31 degrees ! Estimated noise=1195.92 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 = 0.0020959 Jy ! Component: 100 - total flux cleaned = 0.00216293 Jy ! Total flux subtracted in 100 components = 0.00216293 Jy ! Clean residual min=-0.005078 max=0.005591 Jy/beam ! Clean residual mean=0.000013 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 1.00228 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 76 components and 1.00228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064704Jy sigma=0.001016 ! Fit after self-cal, rms=0.064693Jy sigma=0.001016 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0642+449_S ! Writing UV FITS file: 0642+449_S.uvf ! Writing 76 model components to file: 0642+449_S.mod ! wwins: Wrote 2 windows to 0642+449_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.564 x 5.118 at -11.31 degrees (North through East) ! Clean map min=-0.0049698 max=0.9468 Jy/beam ! Writing clean map to FITS file: 0642+449_S.fits ! Writing difmap environment to: 0642+449_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0642+449_S] device 0642+449_Suv.ps/vps,1,2 ! Attempting to open device: '0642+449_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0642+449_Sim.ps/vps ! Attempting to open device: '0642+449_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=3.564 mas, bmaj=5.118 mas, bpa=-11.31 degrees ! Estimated noise=1195.92 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.564 x 5.118 at -11.31 degrees (North through East) ! Clean map min=-0.0049698 max=0.9468 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0642+449_S.log closed on Fri Jul 13 18:44:49 2007