! Started logfile: 1908-201_X.log on Tue Aug 2 15:59:22 2005 observe 1908-201_X.edt ! Reading UV FITS file: 1908-201_X.edt ! AN table 1: 36 integrations on 171 of 171 possible baselines. ! AN table 2: 60 integrations on 171 of 171 possible baselines. ! AN table 3: 13 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.161275 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1908-201 ! ! 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 12024 visibilities. ![@gonzo8-0.1 1908-201_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 583 telescope corrections were flagged in sub-array 1. ! A total of 788 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 582 telescope corrections were flagged in sub-array 1. ! A total of 788 telescope corrections were flagged in sub-array 2. ! A total of 247 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 582 telescope corrections were flagged in sub-array 1. ! A total of 788 telescope corrections were flagged in sub-array 2. ! A total of 247 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 582 telescope corrections were flagged in sub-array 1. ! A total of 788 telescope corrections were flagged in sub-array 2. ! A total of 247 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.459102Jy sigma=0.025949 ! Fit after self-cal, rms=1.460789Jy sigma=0.026005 ! 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=0.6325 mas, bmaj=1.296 mas, bpa=12.3 degrees ! Estimated noise=997.067 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 = 1.77322 Jy ! Total flux subtracted in 50 components = 1.77322 Jy ! Clean residual min=-0.093242 max=0.552475 Jy/beam ! Clean residual mean=-0.000838 rms=0.033324 Jy/beam ! Combined flux in latest and established models = 1.77322 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.77322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.741717Jy sigma=0.013442 ! Fit after self-cal, rms=0.741685Jy sigma=0.013441 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.470425 Jy ! Total flux subtracted in 50 components = 0.470425 Jy ! Clean residual min=-0.043900 max=0.159715 Jy/beam ! Clean residual mean=-0.000353 rms=0.014363 Jy/beam ! Combined flux in latest and established models = 2.24365 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 2.24365 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346690Jy sigma=0.006446 ! Fit after self-cal, rms=0.346605Jy sigma=0.006445 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.165859 Jy ! Total flux subtracted in 50 components = 0.165859 Jy ! Clean residual min=-0.030341 max=0.076688 Jy/beam ! Clean residual mean=-0.000183 rms=0.009546 Jy/beam ! Combined flux in latest and established models = 2.40951 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 2.40951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240985Jy sigma=0.004465 ! Fit after self-cal, rms=0.240898Jy sigma=0.004464 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0887964 Jy ! Total flux subtracted in 50 components = 0.0887964 Jy ! Clean residual min=-0.024002 max=0.056147 Jy/beam ! Clean residual mean=-0.000093 rms=0.007511 Jy/beam ! Combined flux in latest and established models = 2.4983 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 2.4983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196752Jy sigma=0.003589 ! Fit after self-cal, rms=0.196718Jy sigma=0.003588 ! 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=0.9378 mas, bmaj=1.972 mas, bpa=1.624 degrees ! Estimated noise=508.719 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 = 0.100877 Jy ! Component: 100 - total flux cleaned = 0.149192 Jy ! Total flux subtracted in 100 components = 0.149192 Jy ! Clean residual min=-0.026665 max=0.075893 Jy/beam ! Clean residual mean=0.000154 rms=0.010265 Jy/beam ! Combined flux in latest and established models = 2.64749 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 60 components and 2.64749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155137Jy sigma=0.002648 ! Fit after self-cal, rms=0.154723Jy sigma=0.002642 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 GC 1.00* HH 1.04 ! HN 0.99 KK 1.00* KP 1.00 LA 1.01 ! MC 1.00* MK 0.96 NL 1.07 NY 1.00* ! ON 1.00* OV 1.02 PT 0.98 SC 1.01 ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.99 LA 0.99 ! MC 1.00* MK 1.01 NL 1.07 NY 1.00* ! ON 1.00* OV 0.98 PT 0.95 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! 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* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.00* HH 1.02 ! HN 0.98 KK 1.00* KP 1.00 LA 1.00 ! MC 1.00* MK 0.95 NL 1.06 NY 1.00* ! ON 1.00* OV 1.02 PT 0.98 SC 1.03 ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 0.99 LA 1.00 ! MC 1.00* MK 1.00 NL 1.04 NY 1.00* ! ON 1.00* OV 0.98 PT 0.96 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! 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* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* HH 1.22 ! HN 0.99 KK 1.00* KP 1.00 LA 1.01 ! MC 1.00* MK 0.94 NL 1.07 NY 1.00* ! ON 1.00* OV 1.02 PT 0.98 SC 1.01 ! TS 1.00* WF 0.97 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.97 LA 0.98 ! MC 1.00* MK 1.01 NL 1.03 NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! 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* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.00* HH 1.08 ! HN 0.97 KK 1.00* KP 0.99 LA 1.00 ! MC 1.00* MK 0.95 NL 1.07 NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.05 ! TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 0.99 LA 1.01 ! MC 1.00* MK 1.02 NL 1.05 NY 1.00* ! ON 1.00* OV 0.99 PT 0.97 SC 1.03 ! TS 1.00* WF 1.00* WZ 1.00* ! ! 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* ! 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* ! ! ! Fit before self-cal, rms=0.154723Jy sigma=0.002642 ! Fit after self-cal, rms=0.125893Jy sigma=0.002060 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9489 mas, bmaj=2.009 mas, bpa=1.063 degrees ! Estimated noise=507.232 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 = -0.0014782 Jy ! Component: 100 - total flux cleaned = -0.00190204 Jy ! Total flux subtracted in 100 components = -0.00190204 Jy ! Clean residual min=-0.013334 max=0.040841 Jy/beam ! Clean residual mean=0.000356 rms=0.006638 Jy/beam ! Combined flux in latest and established models = 2.64559 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 64 components and 2.64559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125507Jy sigma=0.002053 ! Fit after self-cal, rms=0.125514Jy sigma=0.002052 ! 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) ! Added new window around map position (1.8, 1.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0383291 Jy ! Component: 100 - total flux cleaned = 0.0557312 Jy ! Total flux subtracted in 100 components = 0.0557312 Jy ! Clean residual min=-0.014576 max=0.029326 Jy/beam ! Clean residual mean=0.000318 rms=0.004949 Jy/beam ! Combined flux in latest and established models = 2.70132 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 2.70132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115937Jy sigma=0.001835 ! Fit after self-cal, rms=0.103503Jy sigma=0.001648 ! Inverting map and beam ! Estimated beam: bmin=0.9461 mas, bmaj=2.006 mas, bpa=0.961 degrees ! Estimated noise=507.775 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 = 0.0235662 Jy ! Component: 100 - total flux cleaned = 0.0327266 Jy ! Total flux subtracted in 100 components = 0.0327266 Jy ! Clean residual min=-0.012295 max=0.022321 Jy/beam ! Clean residual mean=0.000181 rms=0.003770 Jy/beam ! Combined flux in latest and established models = 2.73405 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 113 components and 2.73405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098909Jy sigma=0.001546 ! Fit after self-cal, rms=0.097841Jy sigma=0.001532 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1908-201_X ! Writing UV FITS file: 1908-201_X.uvf ! Writing 113 model components to file: 1908-201_X.mod ! wwins: Wrote 2 windows to 1908-201_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9461 x 2.006 at 0.961 degrees (North through East) ! Clean map min=-0.011929 max=2.3574 Jy/beam ! Writing clean map to FITS file: 1908-201_X.fits ! Writing difmap environment to: 1908-201_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1908-201_X] device 1908-201_Xuv.ps/vps,1,2 ! Attempting to open device: '1908-201_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1908-201_Xim.ps/vps ! Attempting to open device: '1908-201_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=0.9461 mas, bmaj=2.006 mas, bpa=0.961 degrees ! Estimated noise=507.775 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9461 x 2.006 at 0.961 degrees (North through East) ! Clean map min=-0.011929 max=2.3574 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1908-201_X.log closed on Tue Aug 2 15:59:50 2005