! Started logfile: 0920-397_X.log on Mon Aug 11 16:15:43 2008 observe 0920-397_X.edt2 ! Reading UV FITS file: 0920-397_X.edt2 ! AN table 1: 9 integrations on 171 of 171 possible baselines. ! AN table 2: 3 integrations on 171 of 171 possible baselines. ! AN table 3: 13 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0477193 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0920-397 ! ! 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 1526 lines of history. ! ! Reading 816 visibilities. ![@gonzo7-0.1 0920-397_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 = 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 0.100x0.100 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 133 telescope corrections were flagged in sub-array 1. ! A total of 57 telescope corrections were flagged in sub-array 2. ! A total of 247 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 133 telescope corrections were flagged in sub-array 1. ! A total of 57 telescope corrections were flagged in sub-array 2. ! A total of 244 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 130 telescope corrections were flagged in sub-array 1. ! A total of 57 telescope corrections were flagged in sub-array 2. ! A total of 241 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 133 telescope corrections were flagged in sub-array 1. ! A total of 57 telescope corrections were flagged in sub-array 2. ! A total of 244 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.250452Jy sigma=3.469116 ! Fit after self-cal, rms=0.221832Jy sigma=3.534075 ! 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=0.7373 mas, bmaj=1.871 mas, bpa=-11.35 degrees ! Estimated noise=4.47317 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 = 0.796483 Jy ! Total flux subtracted in 50 components = 0.796483 Jy ! Clean residual min=-0.071810 max=0.222124 Jy/beam ! Clean residual mean=-0.000992 rms=0.031094 Jy/beam ! Combined flux in latest and established models = 0.796483 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 0.796483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351973Jy sigma=5.874506 ! Fit after self-cal, rms=0.351973Jy sigma=5.874506 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.198532 Jy ! Total flux subtracted in 50 components = 0.198532 Jy ! Clean residual min=-0.044990 max=0.090142 Jy/beam ! Clean residual mean=-0.000561 rms=0.016611 Jy/beam ! Combined flux in latest and established models = 0.995015 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 0.995015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212756Jy sigma=3.487560 ! Fit after self-cal, rms=0.212748Jy sigma=3.487430 ! 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=0.8856 mas, bmaj=2.228 mas, bpa=-16.08 degrees ! Estimated noise=2.83067 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 = 0.141073 Jy ! Component: 100 - total flux cleaned = 0.205987 Jy ! Total flux subtracted in 100 components = 0.205987 Jy ! Clean residual min=-0.022939 max=0.040503 Jy/beam ! Clean residual mean=-0.000199 rms=0.009868 Jy/beam ! Combined flux in latest and established models = 1.201 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 49 model components to the UV plane model. ! The established model now contains 59 components and 1.201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124927Jy sigma=1.614901 ! Fit after self-cal, rms=0.124793Jy sigma=1.614453 ! 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 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.97 LA 0.99 ! MA 1.00* MK 1.01 NL 1.04 NY 1.00* ! OV 0.94 PT 0.98 SC 1.04 TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.96 LA 0.98 ! MA 1.00* MK 1.07 NL 1.10 NY 1.00* ! OV 0.96 PT 0.97 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.97 LA 0.98 ! MA 1.00* MK 1.06 NL 1.21 NY 1.00* ! OV 0.94 PT 0.97 SC 1.00 TS 1.00* ! WF 1.38 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 0.96 ! MA 1.00* MK 1.02 NL 1.08 NY 1.00* ! OV 0.96 PT 0.99 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Fit before self-cal, rms=0.124793Jy sigma=1.614453 ! Fit after self-cal, rms=0.102939Jy sigma=1.078059 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9069 mas, bmaj=2.261 mas, bpa=-16.36 degrees ! Estimated noise=2.78141 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 = 0.000400529 Jy ! Component: 100 - total flux cleaned = 0.000494381 Jy ! Total flux subtracted in 100 components = 0.000494381 Jy ! Clean residual min=-0.011914 max=0.015911 Jy/beam ! Clean residual mean=0.000057 rms=0.003586 Jy/beam ! Combined flux in latest and established models = 1.2015 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 68 components and 1.2015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102729Jy sigma=1.077010 ! Fit after self-cal, rms=0.102726Jy sigma=1.076642 ! 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 = 0.000218261 Jy ! Component: 100 - total flux cleaned = 0.000216665 Jy ! Total flux subtracted in 100 components = 0.000216665 Jy ! Clean residual min=-0.011951 max=0.015644 Jy/beam ! Clean residual mean=0.000058 rms=0.003561 Jy/beam ! Combined flux in latest and established models = 1.20171 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 70 components and 1.20171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102568Jy sigma=1.075894 ! Fit after self-cal, rms=0.100206Jy sigma=1.039919 ! Inverting map and beam ! Estimated beam: bmin=0.9062 mas, bmaj=2.262 mas, bpa=-16.45 degrees ! Estimated noise=2.78281 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 = 0.00122757 Jy ! Component: 100 - total flux cleaned = 0.00168169 Jy ! Total flux subtracted in 100 components = 0.00168169 Jy ! Clean residual min=-0.011235 max=0.015313 Jy/beam ! Clean residual mean=0.000027 rms=0.003451 Jy/beam ! Combined flux in latest and established models = 1.20339 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 74 components and 1.20339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100055Jy sigma=1.038628 ! Fit after self-cal, rms=0.100022Jy sigma=1.038341 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0920-397_X ! Writing UV FITS file: 0920-397_X.uvf ! Writing 74 model components to file: 0920-397_X.mod ! wwins: Wrote 1 windows to 0920-397_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9062 x 2.262 at -16.45 degrees (North through East) ! Clean map min=-0.010925 max=1.0365 Jy/beam ! Writing clean map to FITS file: 0920-397_X.fits ! Writing difmap environment to: 0920-397_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0920-397_X] device 0920-397_Xuv.ps/vps,1,2 ! Attempting to open device: '0920-397_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0920-397_Xim.ps/vps ! Attempting to open device: '0920-397_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=0.9062 mas, bmaj=2.262 mas, bpa=-16.45 degrees ! Estimated noise=2.78281 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9062 x 2.262 at -16.45 degrees (North through East) ! Clean map min=-0.010925 max=1.0365 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0920-397_X.log closed on Mon Aug 11 16:15:49 2008