! Started logfile: 1448+762_X.log on Mon Sep 3 22:44:57 2007 observe 1448+762_X.edt ! Reading UV FITS file: 1448+762_X.edt ! AN table 1: 69 integrations on 171 of 171 possible baselines. ! AN table 2: 5 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.357673 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1448+762 ! 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 18104 visibilities. ![@gonzo7-0.1 1448+762_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 634 telescope corrections were flagged in sub-array 1. ! A total of 18 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 631 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 632 telescope corrections were flagged in sub-array 1. ! A total of 23 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 633 telescope corrections were flagged in sub-array 1. ! A total of 21 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.720181Jy sigma=0.011775 ! Fit after self-cal, rms=0.719704Jy sigma=0.011775 ! 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=0.4593 mas, bmaj=0.6985 mas, bpa=-74.79 degrees ! Estimated noise=1112.59 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 = 0.181124 Jy ! Total flux subtracted in 50 components = 0.181124 Jy ! Clean residual min=-0.021836 max=0.055628 Jy/beam ! Clean residual mean=-0.000138 rms=0.004048 Jy/beam ! Combined flux in latest and established models = 0.181124 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 0.181124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138909Jy sigma=0.002266 ! Fit after self-cal, rms=0.138887Jy sigma=0.002265 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0597273 Jy ! Total flux subtracted in 50 components = 0.0597273 Jy ! Clean residual min=-0.014832 max=0.031015 Jy/beam ! Clean residual mean=-0.000091 rms=0.002661 Jy/beam ! Combined flux in latest and established models = 0.240851 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 15 components and 0.240851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098992Jy sigma=0.001606 ! Fit after self-cal, rms=0.098782Jy sigma=0.001603 ! Inverting map ! Added new window around map position (0.8, 0.1). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0358114 Jy ! Total flux subtracted in 50 components = 0.0358114 Jy ! Clean residual min=-0.010847 max=0.018203 Jy/beam ! Clean residual mean=-0.000063 rms=0.001906 Jy/beam ! Combined flux in latest and established models = 0.276663 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 20 components and 0.276663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080943Jy sigma=0.001301 ! Fit after self-cal, rms=0.080718Jy sigma=0.001298 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225871 Jy ! Total flux subtracted in 50 components = 0.0225871 Jy ! Clean residual min=-0.008235 max=0.011843 Jy/beam ! Clean residual mean=-0.000046 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 0.29925 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.29925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071960Jy sigma=0.001148 ! Fit after self-cal, rms=0.071908Jy sigma=0.001147 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014763 Jy ! Total flux subtracted in 50 components = 0.014763 Jy ! Clean residual min=-0.006659 max=0.007802 Jy/beam ! Clean residual mean=-0.000034 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 0.314013 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 26 components and 0.314013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067620Jy sigma=0.001074 ! Fit after self-cal, rms=0.067605Jy sigma=0.001073 ! 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=0.6555 mas, bmaj=1.145 mas, bpa=-86.75 degrees ! Estimated noise=406.636 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 = 0.0183975 Jy ! Component: 100 - total flux cleaned = 0.0275219 Jy ! Total flux subtracted in 100 components = 0.0275219 Jy ! Clean residual min=-0.005012 max=0.005837 Jy/beam ! Clean residual mean=-0.000033 rms=0.001320 Jy/beam ! Combined flux in latest and established models = 0.341535 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 43 components and 0.341535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063235Jy sigma=0.000999 ! Fit after self-cal, rms=0.063213Jy sigma=0.000998 ! 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 0.97 FD 0.97 GC 1.01 GG 1.00* ! HN 1.02 KP 0.96 LA 1.00 MA 1.00* ! MK 0.99 NL 1.07 NY 1.00* ON 1.00* ! OV 0.97 PT 0.99 SC 1.01 TC 1.00* ! TS 1.04 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 GC 1.05 GG 1.00* ! HN 0.82 KP 0.92 LA 0.96 MA 1.08 ! MK 1.01 NL 1.05 NY 0.94 ON 0.89 ! OV 0.94 PT 0.97 SC 1.00 TC 1.00* ! TS 1.00* WF 0.91 WZ 0.96 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 GC 1.03 GG 1.00* ! HN 1.01 KP 0.92 LA 0.98 MA 1.00* ! MK 1.01 NL 1.05 NY 1.00* ON 1.00* ! OV 0.97 PT 1.02 SC 0.99 TC 1.00* ! TS 1.02 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 GC 1.06 GG 1.00* ! HN 0.82 KP 0.93 LA 0.96 MA 1.34 ! MK 1.01 NL 1.04 NY 0.98 ON 0.90 ! OV 0.94 PT 1.04 SC 0.98 TC 1.00* ! TS 1.00* WF 0.98 WZ 0.94 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 GC 1.00 GG 1.00* ! HN 1.00 KP 0.86 LA 1.00 MA 1.00* ! MK 1.01 NL 1.01 NY 1.00* ON 1.00* ! OV 0.99 PT 1.05 SC 0.98 TC 1.00* ! TS 0.98 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 1.02 GG 1.00* ! HN 0.71 KP 0.85 LA 1.03 MA 1.26 ! MK 1.04 NL 0.98 NY 1.00 ON 0.83 ! OV 1.01 PT 1.03 SC 0.99 TC 1.00* ! TS 1.00* WF 0.93 WZ 1.03 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 0.99 GG 1.00* ! HN 1.01 KP 0.90 LA 0.97 MA 1.00* ! MK 1.05 NL 1.02 NY 1.00* ON 1.00* ! OV 1.00 PT 1.06 SC 1.03 TC 1.00* ! TS 0.97 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.94 GC 1.01 GG 1.00* ! HN 0.79 KP 0.89 LA 0.96 MA 0.96 ! MK 1.06 NL 1.05 NY 0.95 ON 1.00 ! OV 0.97 PT 1.06 SC 1.05 TC 1.00* ! TS 1.00* WF 0.97 WZ 1.01 ! ! ! Fit before self-cal, rms=0.063213Jy sigma=0.000998 ! Fit after self-cal, rms=0.059817Jy sigma=0.000955 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.659 mas, bmaj=1.145 mas, bpa=-86.51 degrees ! Estimated noise=400.877 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 (1.7, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274875 Jy ! Component: 100 - total flux cleaned = 0.00358845 Jy ! Total flux subtracted in 100 components = 0.00358845 Jy ! Clean residual min=-0.002362 max=0.002001 Jy/beam ! Clean residual mean=-0.000008 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.345123 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 51 components and 0.345123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059705Jy sigma=0.000953 ! Fit after self-cal, rms=0.059695Jy sigma=0.000953 ! 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 = 0.000769976 Jy ! Component: 100 - total flux cleaned = 0.000858386 Jy ! Total flux subtracted in 100 components = 0.000858386 Jy ! Clean residual min=-0.002333 max=0.001866 Jy/beam ! Clean residual mean=-0.000006 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.345981 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 56 components and 0.345981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059661Jy sigma=0.000952 ! Fit after self-cal, rms=0.058874Jy sigma=0.000938 ! Inverting map and beam ! Estimated beam: bmin=0.6584 mas, bmaj=1.145 mas, bpa=-86.55 degrees ! Estimated noise=401.403 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 = 0.00139592 Jy ! Component: 100 - total flux cleaned = 0.00187103 Jy ! Total flux subtracted in 100 components = 0.00187103 Jy ! Clean residual min=-0.001963 max=0.001717 Jy/beam ! Clean residual mean=-0.000009 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.347852 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 61 components and 0.347852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058841Jy sigma=0.000938 ! Fit after self-cal, rms=0.058838Jy sigma=0.000938 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1448+762_X ! Writing UV FITS file: 1448+762_X.uvf ! Writing 61 model components to file: 1448+762_X.mod ! wwins: Wrote 3 windows to 1448+762_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6584 x 1.145 at -86.55 degrees (North through East) ! Clean map min=-0.0017751 max=0.26932 Jy/beam ! Writing clean map to FITS file: 1448+762_X.fits ! Writing difmap environment to: 1448+762_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1448+762_X] device 1448+762_Xuv.ps/vps,1,2 ! Attempting to open device: '1448+762_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1448+762_Xim.ps/vps ! Attempting to open device: '1448+762_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=0.6584 mas, bmaj=1.145 mas, bpa=-86.55 degrees ! Estimated noise=401.403 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6584 x 1.145 at -86.55 degrees (North through East) ! Clean map min=-0.0017751 max=0.26932 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1448+762_X.log closed on Mon Sep 3 22:45:04 2007