! Started logfile: 0104-408_X.log on Wed Jul 13 16:31:03 2005 observe 0104-408_X.edt ! Reading UV FITS file: 0104-408_X.edt ! AN table 1: 11 integrations on 171 of 171 possible baselines. ! AN table 2: 20 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0473496 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0104-408 ! ! 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 1818 lines of history. ! ! Reading 1004 visibilities. ![@gonzo8-0.1 0104-408_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 209 telescope corrections were flagged in sub-array 1. ! A total of 326 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 209 telescope corrections were flagged in sub-array 1. ! A total of 326 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 209 telescope corrections were flagged in sub-array 1. ! A total of 326 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 209 telescope corrections were flagged in sub-array 1. ! A total of 326 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=3.502171Jy sigma=0.058140 ! Fit after self-cal, rms=3.502171Jy sigma=0.058140 ! 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=0.7456 mas, bmaj=8.262 mas, bpa=-11.88 degrees ! Estimated noise=3056.72 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 = 3.39183 Jy ! Total flux subtracted in 50 components = 3.39183 Jy ! Clean residual min=-0.353653 max=0.945919 Jy/beam ! Clean residual mean=0.002439 rms=0.156444 Jy/beam ! Combined flux in latest and established models = 3.39183 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 3.39183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.127010Jy sigma=0.018590 ! Fit after self-cal, rms=1.127010Jy sigma=0.018590 ! 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=1.128 mas, bmaj=8.261 mas, bpa=-9.966 degrees ! Estimated noise=1944.64 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 = 0.862726 Jy ! Component: 100 - total flux cleaned = 1.0976 Jy ! Total flux subtracted in 100 components = 1.0976 Jy ! Clean residual min=-0.045408 max=0.080881 Jy/beam ! Clean residual mean=0.000333 rms=0.026017 Jy/beam ! Combined flux in latest and established models = 4.48943 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 4.48943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161268Jy sigma=0.002673 ! Fit after self-cal, rms=0.161203Jy sigma=0.002672 ! 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* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.01 ! MC 1.00* MK 1.01 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.01 ! MC 1.00* MK 1.03 NL 1.00* NY 1.00* ! ON 1.00* OV 1.03 PT 0.97 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.97 LA 1.00 ! MC 1.00* MK 1.01 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.97 LA 0.99 ! MC 1.00* MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.97 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.161203Jy sigma=0.002672 ! Fit after self-cal, rms=0.084661Jy sigma=0.001415 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=8.304 mas, bpa=-9.929 degrees ! Estimated noise=1910.32 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 = 0.0177281 Jy ! Component: 100 - total flux cleaned = 0.0214468 Jy ! Total flux subtracted in 100 components = 0.0214468 Jy ! Clean residual min=-0.007045 max=0.007101 Jy/beam ! Clean residual mean=-0.000040 rms=0.002684 Jy/beam ! Combined flux in latest and established models = 4.51087 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 47 components and 4.51087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080696Jy sigma=0.001349 ! Fit after self-cal, rms=0.080605Jy sigma=0.001347 ! 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 = 0.00216359 Jy ! Component: 100 - total flux cleaned = 0.0021463 Jy ! Total flux subtracted in 100 components = 0.0021463 Jy ! Clean residual min=-0.005114 max=0.005039 Jy/beam ! Clean residual mean=-0.000043 rms=0.002079 Jy/beam ! Combined flux in latest and established models = 4.51302 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 71 components and 4.51302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079345Jy sigma=0.001325 ! Fit after self-cal, rms=0.071963Jy sigma=0.001206 ! Inverting map and beam ! Estimated beam: bmin=1.136 mas, bmaj=8.299 mas, bpa=-9.937 degrees ! Estimated noise=1908.84 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 = 0.00275669 Jy ! Component: 100 - total flux cleaned = 0.00319417 Jy ! Total flux subtracted in 100 components = 0.00319417 Jy ! Clean residual min=-0.003340 max=0.003281 Jy/beam ! Clean residual mean=-0.000039 rms=0.001350 Jy/beam ! Combined flux in latest and established models = 4.51621 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 4.51621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071341Jy sigma=0.001195 ! Fit after self-cal, rms=0.071331Jy sigma=0.001195 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0104-408_X ! Writing UV FITS file: 0104-408_X.uvf ! Writing 95 model components to file: 0104-408_X.mod ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.136 x 8.299 at -9.937 degrees (North through East) ! Clean map min=-0.0054951 max=4.3844 Jy/beam ! Writing clean map to FITS file: 0104-408_X.fits ! Writing difmap environment to: 0104-408_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0104-408_X] device 0104-408_Xuv.ps/vps,1,2 ! Attempting to open device: '0104-408_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0104-408_Xim.ps/vps ! Attempting to open device: '0104-408_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=1.136 mas, bmaj=8.299 mas, bpa=-9.937 degrees ! Estimated noise=1908.84 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.136 x 8.299 at -9.937 degrees (North through East) ! Clean map min=-0.0054951 max=4.3844 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 0104-408_X.log closed on Wed Jul 13 16:31:36 2005