! Started logfile: 1451-375_X.log on Mon Nov 20 14:06:02 2006 observe 1451-375_X.edt ! Reading UV FITS file: 1451-375_X.edt ! AN table 1: 6 integrations on 153 of 153 possible baselines. ! AN table 2: 11 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.029604 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1451-375 ! ! 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 1304 lines of history. ! ! Reading 308 visibilities. ![@gonzo8-0.1 1451-375_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 = 8.0 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 81 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.830946Jy sigma=0.010609 ! Fit after self-cal, rms=0.830214Jy sigma=0.010628 ! 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=0.8803 mas, bmaj=7.316 mas, bpa=3.002 degrees ! Estimated noise=4122.49 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.37685 Jy ! Total flux subtracted in 50 components = 1.37685 Jy ! Clean residual min=-0.128304 max=0.383978 Jy/beam ! Clean residual mean=0.002784 rms=0.074242 Jy/beam ! Combined flux in latest and established models = 1.37685 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 1.37685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.468155Jy sigma=0.005943 ! Fit after self-cal, rms=0.468156Jy sigma=0.005943 ! 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=1.062 mas, bmaj=7.766 mas, bpa=4.326 degrees ! Estimated noise=3431.06 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 = 0.346557 Jy ! Component: 100 - total flux cleaned = 0.460994 Jy ! Total flux subtracted in 100 components = 0.460994 Jy ! Clean residual min=-0.033940 max=0.044197 Jy/beam ! Clean residual mean=0.001340 rms=0.015325 Jy/beam ! Combined flux in latest and established models = 1.83785 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 14 components and 1.83785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121187Jy sigma=0.001541 ! Fit after self-cal, rms=0.121161Jy sigma=0.001541 ! 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 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 GC 1.00* HH 1.00* HN 1.00* ! LA 1.00 MC 1.00* MK 1.03 NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.00* ! KP 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 GC 1.00* HH 1.00* HN 1.00* ! LA 0.99 MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* OV 0.98 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.00* ! KP 0.97 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 GC 1.00* HH 1.00* HN 1.00* ! LA 1.00 MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 1.03 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.00* ! KP 0.97 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 GC 1.00* HH 1.00* HN 1.00* ! LA 0.97 MC 1.00* MK 1.03 NY 1.00* ! ON 1.00* OV 0.99 PT 1.02 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.00* ! KP 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.121161Jy sigma=0.001541 ! Fit after self-cal, rms=0.087187Jy sigma=0.001132 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=7.605 mas, bpa=4.38 degrees ! Estimated noise=3460.11 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 = 0.0113149 Jy ! Component: 100 - total flux cleaned = 0.0124398 Jy ! Total flux subtracted in 100 components = 0.0124398 Jy ! Clean residual min=-0.005277 max=0.005235 Jy/beam ! Clean residual mean=0.000190 rms=0.002154 Jy/beam ! Combined flux in latest and established models = 1.85029 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 1.85029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084884Jy sigma=0.001099 ! Fit after self-cal, rms=0.084884Jy sigma=0.001099 ! 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 = 8.31934e-05 Jy ! Component: 100 - total flux cleaned = -0.000154436 Jy ! Total flux subtracted in 100 components = -0.000154436 Jy ! Clean residual min=-0.003598 max=0.003572 Jy/beam ! Clean residual mean=0.000076 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 1.85013 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 70 components and 1.85013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084201Jy sigma=0.001090 ! Fit after self-cal, rms=0.081499Jy sigma=0.001056 ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=7.598 mas, bpa=4.379 degrees ! Estimated noise=3461.35 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 = 0.000337105 Jy ! Component: 100 - total flux cleaned = -2.4603e-05 Jy ! Total flux subtracted in 100 components = -2.4603e-05 Jy ! Clean residual min=-0.002652 max=0.002642 Jy/beam ! Clean residual mean=0.000174 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 1.85011 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 98 components and 1.85011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081108Jy sigma=0.001050 ! Fit after self-cal, rms=0.081122Jy sigma=0.001050 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1451-375_X ! Writing UV FITS file: 1451-375_X.uvf ! Writing 98 model components to file: 1451-375_X.mod ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 7.598 at 4.379 degrees (North through East) ! Clean map min=-0.0066467 max=1.6954 Jy/beam ! Writing clean map to FITS file: 1451-375_X.fits ! Writing difmap environment to: 1451-375_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1451-375_X] device 1451-375_Xuv.ps/vps,1,2 ! Attempting to open device: '1451-375_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1451-375_Xim.ps/vps ! Attempting to open device: '1451-375_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=1.033 mas, bmaj=7.598 mas, bpa=4.379 degrees ! Estimated noise=3461.35 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 7.598 at 4.379 degrees (North through East) ! Clean map min=-0.0066467 max=1.6954 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1451-375_X.log closed on Mon Nov 20 14:06:12 2006