! Started logfile: 0458-020_X.log on Wed Jul 26 14:51:16 2006 observe 0458-020_X.edt ! Reading UV FITS file: 0458-020_X.edt ! AN table 1: 7 integrations on 190 of 190 possible baselines. ! AN table 2: 7 integrations on 190 of 190 possible baselines. ! AN table 3: 83 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0916983 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0458-020 ! ! 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 1409 lines of history. ! ! Reading 6760 visibilities. ![@gonzo8-0.1 0458-020_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 118 telescope corrections were flagged in sub-array 1. ! A total of 124 telescope corrections were flagged in sub-array 2. ! A total of 1393 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 116 telescope corrections were flagged in sub-array 1. ! A total of 124 telescope corrections were flagged in sub-array 2. ! A total of 1395 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 119 telescope corrections were flagged in sub-array 1. ! A total of 124 telescope corrections were flagged in sub-array 2. ! A total of 1395 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 116 telescope corrections were flagged in sub-array 1. ! A total of 124 telescope corrections were flagged in sub-array 2. ! A total of 1401 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.384190Jy sigma=0.005840 ! Fit after self-cal, rms=0.382505Jy sigma=0.005842 ! 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=0.5946 mas, bmaj=1.568 mas, bpa=-1.936 degrees ! Estimated noise=1237.46 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 = 0.487721 Jy ! Total flux subtracted in 50 components = 0.487721 Jy ! Clean residual min=-0.022740 max=0.136024 Jy/beam ! Clean residual mean=-0.000148 rms=0.008162 Jy/beam ! Combined flux in latest and established models = 0.487721 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 0.487721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180619Jy sigma=0.002838 ! Fit after self-cal, rms=0.180619Jy sigma=0.002838 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106364 Jy ! Total flux subtracted in 50 components = 0.106364 Jy ! Clean residual min=-0.013523 max=0.029715 Jy/beam ! Clean residual mean=-0.000081 rms=0.004202 Jy/beam ! Combined flux in latest and established models = 0.594085 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.594085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114285Jy sigma=0.001767 ! Fit after self-cal, rms=0.114260Jy sigma=0.001767 ! 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=0.6397 mas, bmaj=1.596 mas, bpa=-6.29 degrees ! Estimated noise=849.442 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 = 0.0396733 Jy ! Component: 100 - total flux cleaned = 0.060005 Jy ! Total flux subtracted in 100 components = 0.060005 Jy ! Clean residual min=-0.014068 max=0.028275 Jy/beam ! Clean residual mean=-0.000059 rms=0.005045 Jy/beam ! Combined flux in latest and established models = 0.65409 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 28 components and 0.65409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102896Jy sigma=0.001545 ! Fit after self-cal, rms=0.102773Jy sigma=0.001543 ! 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: ! BR 1.03 FD 1.00* GC 1.06 HN 1.00* ! LA 1.00* NL 1.00* OV 1.00* SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00 ! KP 1.00* MA 1.00* MC 1.00* MK 0.97 ! NY 1.00* TS 0.97 WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00* GC 1.00* HN 1.00* ! LA 1.00* NL 1.00* OV 1.00 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 0.91 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 0.93 ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.97 GC 1.02 HN 1.02 ! LA 0.96 NL 1.03 OV 1.08 SC 0.91 ! WF 1.00* GG 1.00* HH 1.00* KK 1.00 ! KP 0.99 MA 1.00* MC 1.00* MK 0.99 ! NY 1.00* TS 1.11 WZ 1.00* PT 0.94 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* GC 1.00 HN 1.00* ! LA 1.00* NL 1.00* OV 1.00* SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.90 ! KP 1.00* MA 1.00* MC 1.00* MK 1.00 ! NY 1.00* TS 0.95 WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* GC 1.00* HN 1.00* ! LA 1.00* NL 1.00* OV 1.00 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 0.87 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 0.99 ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.95 GC 1.02 HN 1.02 ! LA 0.94 NL 1.03 OV 1.07 SC 0.96 ! WF 1.00* GG 1.00* HH 1.00* KK 0.98 ! KP 0.99 MA 1.00* MC 1.00* MK 0.99 ! NY 1.00* TS 1.11 WZ 1.00* PT 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* GC 1.12 HN 1.00* ! LA 1.00* NL 1.00* OV 1.00* SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.03 ! KP 1.00* MA 1.00* MC 1.00* MK 0.97 ! NY 1.00* TS 0.94 WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00* GC 1.00* HN 1.00* ! LA 1.00* NL 1.00* OV 0.98 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 0.91 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 0.91 ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.94 GC 1.05 HN 1.03 ! LA 0.96 NL 1.02 OV 1.06 SC 0.91 ! WF 1.00* GG 1.00* HH 1.00* KK 0.98 ! KP 0.98 MA 1.00* MC 1.00* MK 0.99 ! NY 1.00* TS 1.00 WZ 1.00* PT 0.94 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* GC 0.94 HN 1.00* ! LA 1.00* NL 1.00* OV 1.00* SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.01 ! KP 1.00* MA 1.00* MC 1.00* MK 0.98 ! NY 1.00* TS 1.04 WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.00* GC 1.00* HN 1.00* ! LA 1.00* NL 1.00* OV 0.99 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 0.94 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 0.93 ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.95 GC 1.03 HN 1.03 ! LA 0.93 NL 1.00 OV 1.04 SC 0.92 ! WF 1.00* GG 1.00* HH 1.00* KK 0.98 ! KP 1.00 MA 1.00* MC 1.00* MK 1.01 ! NY 1.00* TS 0.97 WZ 1.00* PT 0.94 ! ! ! Fit before self-cal, rms=0.102773Jy sigma=0.001543 ! Fit after self-cal, rms=0.094484Jy sigma=0.001427 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6309 mas, bmaj=1.681 mas, bpa=-4.658 degrees ! Estimated noise=862.421 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 = 0.00569871 Jy ! Component: 100 - total flux cleaned = 0.0060372 Jy ! Total flux subtracted in 100 components = 0.0060372 Jy ! Clean residual min=-0.010588 max=0.021078 Jy/beam ! Clean residual mean=-0.000010 rms=0.003688 Jy/beam ! Combined flux in latest and established models = 0.660127 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 35 components and 0.660127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094033Jy sigma=0.001420 ! Fit after self-cal, rms=0.094080Jy sigma=0.001419 ! 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 = -6.31887e-05 Jy ! Component: 100 - total flux cleaned = -6.56514e-05 Jy ! Total flux subtracted in 100 components = -6.56514e-05 Jy ! Clean residual min=-0.010572 max=0.020746 Jy/beam ! Clean residual mean=-0.000010 rms=0.003660 Jy/beam ! Combined flux in latest and established models = 0.660062 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.660062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093907Jy sigma=0.001417 ! Fit after self-cal, rms=0.092364Jy sigma=0.001376 ! Inverting map and beam ! Estimated beam: bmin=0.6301 mas, bmaj=1.681 mas, bpa=-4.726 degrees ! Estimated noise=863.747 mJy/beam. ! Added new window around map position (-2.7, 1.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0213634 Jy ! Component: 100 - total flux cleaned = 0.0346531 Jy ! Total flux subtracted in 100 components = 0.0346531 Jy ! Clean residual min=-0.008158 max=0.014464 Jy/beam ! Clean residual mean=0.000021 rms=0.002586 Jy/beam ! Combined flux in latest and established models = 0.694715 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 75 components and 0.694715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088016Jy sigma=0.001282 ! Fit after self-cal, rms=0.086921Jy sigma=0.001270 ! Inverting map and beam ! Estimated beam: bmin=0.6297 mas, bmaj=1.68 mas, bpa=-4.728 degrees ! Estimated noise=862.305 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 = 0.0125619 Jy ! Component: 100 - total flux cleaned = 0.021867 Jy ! Total flux subtracted in 100 components = 0.021867 Jy ! Clean residual min=-0.007190 max=0.013105 Jy/beam ! Clean residual mean=0.000017 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.716582 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 98 components and 0.716582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085174Jy sigma=0.001233 ! Fit after self-cal, rms=0.085008Jy sigma=0.001230 ! Inverting map ! Added new window around map position (-4.6, 3.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133484 Jy ! Component: 100 - total flux cleaned = 0.021092 Jy ! Total flux subtracted in 100 components = 0.021092 Jy ! Clean residual min=-0.005907 max=0.010270 Jy/beam ! Clean residual mean=0.000020 rms=0.001848 Jy/beam ! Combined flux in latest and established models = 0.737674 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 128 components and 0.737674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083220Jy sigma=0.001192 ! Fit after self-cal, rms=0.083032Jy sigma=0.001189 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0458-020_X ! Writing UV FITS file: 0458-020_X.uvf ! Writing 128 model components to file: 0458-020_X.mod ! wwins: Wrote 3 windows to 0458-020_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6297 x 1.68 at -4.728 degrees (North through East) ! Clean map min=-0.005988 max=0.61989 Jy/beam ! Writing clean map to FITS file: 0458-020_X.fits ! Writing difmap environment to: 0458-020_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0458-020_X] device 0458-020_Xuv.ps/vps,1,2 ! Attempting to open device: '0458-020_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0458-020_Xim.ps/vps ! Attempting to open device: '0458-020_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=0.6297 mas, bmaj=1.68 mas, bpa=-4.728 degrees ! Estimated noise=862.305 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6297 x 1.68 at -4.728 degrees (North through East) ! Clean map min=-0.005988 max=0.61989 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 0458-020_X.log closed on Wed Jul 26 14:51:52 2006