! Started logfile: 1546+027_X.log on Sun Sep 9 23:17:20 2007 observe 1546+027_X.edt ! Reading UV FITS file: 1546+027_X.edt ! AN table 1: 112 integrations on 171 of 171 possible baselines. ! AN table 2: 72 integrations on 171 of 171 possible baselines. ! AN table 3: 16 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0887135 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1546+027 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2124 lines of history. ! ! Reading 12136 visibilities. ![@gonzo7-0.1 1546+027_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 1753 telescope corrections were flagged in sub-array 1. ! A total of 1140 telescope corrections were flagged in sub-array 2. ! A total of 301 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1771 telescope corrections were flagged in sub-array 1. ! A total of 1139 telescope corrections were flagged in sub-array 2. ! A total of 304 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1821 telescope corrections were flagged in sub-array 1. ! A total of 1145 telescope corrections were flagged in sub-array 2. ! A total of 304 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1833 telescope corrections were flagged in sub-array 1. ! A total of 1145 telescope corrections were flagged in sub-array 2. ! A total of 304 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.220129Jy sigma=0.003662 ! Fit after self-cal, rms=0.218696Jy sigma=0.003681 ! 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=0.5728 mas, bmaj=1.588 mas, bpa=-1.648 degrees ! Estimated noise=1153.67 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 = 0.703475 Jy ! Total flux subtracted in 50 components = 0.703475 Jy ! Clean residual min=-0.046658 max=0.196376 Jy/beam ! Clean residual mean=-0.000071 rms=0.013031 Jy/beam ! Combined flux in latest and established models = 0.703475 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 0.703475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.338879Jy sigma=0.005628 ! Fit after self-cal, rms=0.338883Jy sigma=0.005628 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188596 Jy ! Total flux subtracted in 50 components = 0.188596 Jy ! Clean residual min=-0.032876 max=0.083211 Jy/beam ! Clean residual mean=-0.000058 rms=0.007893 Jy/beam ! Combined flux in latest and established models = 0.892071 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 0.892071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211504Jy sigma=0.003512 ! Fit after self-cal, rms=0.211446Jy sigma=0.003512 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0962838 Jy ! Total flux subtracted in 50 components = 0.0962838 Jy ! Clean residual min=-0.025193 max=0.048760 Jy/beam ! Clean residual mean=-0.000052 rms=0.005926 Jy/beam ! Combined flux in latest and established models = 0.988355 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 0.988355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162051Jy sigma=0.002641 ! Fit after self-cal, rms=0.161840Jy sigma=0.002639 ! Inverting map ! Added new window around map position (0.4, -1.7). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0598224 Jy ! Total flux subtracted in 50 components = 0.0598224 Jy ! Clean residual min=-0.021192 max=0.034202 Jy/beam ! Clean residual mean=-0.000049 rms=0.004976 Jy/beam ! Combined flux in latest and established models = 1.04818 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 1.04818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138510Jy sigma=0.002216 ! Fit after self-cal, rms=0.138249Jy sigma=0.002214 ! 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=0.7354 mas, bmaj=2.187 mas, bpa=0.6496 degrees ! Estimated noise=582.31 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 = 0.0605203 Jy ! Component: 100 - total flux cleaned = 0.0955781 Jy ! Total flux subtracted in 100 components = 0.0955781 Jy ! Clean residual min=-0.018375 max=0.024522 Jy/beam ! Clean residual mean=-0.000080 rms=0.004794 Jy/beam ! Combined flux in latest and established models = 1.14376 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 80 components and 1.14376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115062Jy sigma=0.001752 ! Fit after self-cal, rms=0.114479Jy sigma=0.001746 ! 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 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 GC 1.03 GG 1.00* ! HN 0.97 KP 0.97 LA 0.98 MA 1.23 ! MK 0.96 NL 1.10 NY 1.09 ON 0.97 ! OV 0.98 PT 0.98 SC 1.06 TC 1.00* ! TS 1.19 WF 1.05 WZ 0.87 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 GC 1.11 GG 1.00* ! HN 0.94 KP 0.96 LA 0.97 MA 1.00* ! MK 0.96 NL 1.05 NY 1.00* ON 1.00* ! OV 0.97 PT 0.97 SC 0.96 TC 1.10 ! TS 1.00* WF 1.00* WZ 1.00* ! ! 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* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 GC 1.05 GG 1.00* ! HN 0.98 KP 0.91 LA 0.97 MA 1.24 ! MK 0.98 NL 1.06 NY 1.08 ON 0.98 ! OV 0.97 PT 1.02 SC 1.01 TC 1.00* ! TS 1.19 WF 1.08 WZ 0.85 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.98 GC 1.00* GG 1.00* ! HN 0.95 KP 0.91 LA 0.96 MA 1.00* ! MK 0.95 NL 1.04 NY 1.00* ON 1.00* ! OV 0.98 PT 1.01 SC 0.93 TC 0.99 ! 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* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 GC 1.06 GG 1.00* ! HN 0.99 KP 0.85 LA 0.99 MA 1.34 ! MK 0.97 NL 1.04 NY 1.02 ON 1.14 ! OV 1.00 PT 1.04 SC 1.01 TC 1.00* ! TS 1.15 WF 1.19 WZ 0.87 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.97 GC 1.00* GG 1.00* ! HN 0.95 KP 0.85 LA 0.98 MA 1.00* ! MK 0.95 NL 1.02 NY 1.00* ON 1.00* ! OV 1.01 PT 1.03 SC 0.95 TC 0.89 ! 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* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 GC 1.06 GG 1.00* ! HN 1.00 KP 0.90 LA 0.98 MA 1.29 ! MK 1.00 NL 1.05 NY 1.07 ON 1.18 ! OV 1.00 PT 1.03 SC 1.07 TC 1.00* ! TS 1.18 WF 1.21 WZ 0.88 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.96 GC 1.00* GG 1.00* ! HN 0.97 KP 0.92 LA 0.96 MA 1.00* ! MK 0.98 NL 1.00 NY 1.00* ON 1.00* ! OV 0.99 PT 1.04 SC 0.99 TC 0.89 ! 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* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.114479Jy sigma=0.001746 ! Fit after self-cal, rms=0.086430Jy sigma=0.001267 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7737 mas, bmaj=2.205 mas, bpa=0.7865 degrees ! Estimated noise=583.28 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 = 0.00587273 Jy ! Component: 100 - total flux cleaned = 0.00699285 Jy ! Total flux subtracted in 100 components = 0.00699285 Jy ! Clean residual min=-0.007227 max=0.008441 Jy/beam ! Clean residual mean=0.000012 rms=0.001704 Jy/beam ! Combined flux in latest and established models = 1.15075 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 90 components and 1.15075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084906Jy sigma=0.001240 ! Fit after self-cal, rms=0.084635Jy sigma=0.001237 ! 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 = 0.00141849 Jy ! Component: 100 - total flux cleaned = 0.00217422 Jy ! Total flux subtracted in 100 components = 0.00217422 Jy ! Clean residual min=-0.007108 max=0.007541 Jy/beam ! Clean residual mean=0.000012 rms=0.001594 Jy/beam ! Combined flux in latest and established models = 1.15292 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 95 components and 1.15292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084048Jy sigma=0.001227 ! Fit after self-cal, rms=0.078997Jy sigma=0.001161 ! Inverting map and beam ! Estimated beam: bmin=0.7763 mas, bmaj=2.202 mas, bpa=0.7302 degrees ! Estimated noise=583.389 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) ! Added new window around map position (0.8, -3.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00639526 Jy ! Component: 100 - total flux cleaned = 0.00853861 Jy ! Total flux subtracted in 100 components = 0.00853861 Jy ! Clean residual min=-0.005363 max=0.005344 Jy/beam ! Clean residual mean=0.000005 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 1.16146 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 108 components and 1.16146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078244Jy sigma=0.001147 ! Fit after self-cal, rms=0.078117Jy sigma=0.001146 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1546+027_X ! Writing UV FITS file: 1546+027_X.uvf ! Writing 108 model components to file: 1546+027_X.mod ! wwins: Wrote 3 windows to 1546+027_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7763 x 2.202 at 0.7302 degrees (North through East) ! Clean map min=-0.0056621 max=0.93691 Jy/beam ! Writing clean map to FITS file: 1546+027_X.fits ! Writing difmap environment to: 1546+027_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1546+027_X] device 1546+027_Xuv.ps/vps,1,2 ! Attempting to open device: '1546+027_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1546+027_Xim.ps/vps ! Attempting to open device: '1546+027_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=0.7763 mas, bmaj=2.202 mas, bpa=0.7302 degrees ! Estimated noise=583.389 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7763 x 2.202 at 0.7302 degrees (North through East) ! Clean map min=-0.0056621 max=0.93691 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1546+027_X.log closed on Sun Sep 9 23:17:28 2007