! Started logfile: 0237+040_X.log on Wed Apr 8 18:06:04 2009 observe 0237+040_X.edt2 ! Reading UV FITS file: 0237+040_X.edt2 ! AN table 1: 35 integrations on 190 of 190 possible baselines. ! AN table 2: 4 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.042915 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0237+040 ! ! 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 1495 lines of history. ! ! Reading 1272 visibilities. ![@gonzo8-0.1-pw 0237+040_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 575 telescope corrections were flagged in sub-array 1. ! A total of 74 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 578 telescope corrections were flagged in sub-array 1. ! A total of 71 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 572 telescope corrections were flagged in sub-array 1. ! A total of 71 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 585 telescope corrections were flagged in sub-array 1. ! A total of 71 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.634486Jy sigma=5.557691 ! Fit after self-cal, rms=0.628290Jy sigma=5.529769 ! 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 peakw win_mult ! Inverting map and beam ! Estimated beam: bmin=0.4683 mas, bmaj=7.216 mas, bpa=81.76 degrees ! Estimated noise=4.67439 mJy/beam. ! Added new window around map position (0, 0). 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.304103 Jy ! Total flux subtracted in 50 components = 0.304103 Jy ! Clean residual min=-0.051177 max=0.112212 Jy/beam ! Clean residual mean=0.000387 rms=0.023366 Jy/beam ! Combined flux in latest and established models = 0.304103 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 9 components and 0.304103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251380Jy sigma=2.228273 ! Fit after self-cal, rms=0.251375Jy sigma=2.227849 ! 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=0.5857 mas, bmaj=6.918 mas, bpa=82.63 degrees ! Estimated noise=2.82102 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 = 0.143602 Jy ! Component: 100 - total flux cleaned = 0.194169 Jy ! Total flux subtracted in 100 components = 0.194169 Jy ! Clean residual min=-0.027695 max=0.030660 Jy/beam ! Clean residual mean=0.000170 rms=0.011162 Jy/beam ! Combined flux in latest and established models = 0.498272 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 31 components and 0.498272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180865Jy sigma=1.299916 ! Fit after self-cal, rms=0.180679Jy sigma=1.298972 ! 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 9 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 0.95 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.09 MC 0.86 MK 1.00* NL 1.00* ! NY 1.12 ON 0.93 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.87 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! 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* 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 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* HH 1.00 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.90 MC 0.88 MK 1.00* NL 1.00* ! NY 1.10 ON 0.96 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.95 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* 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 12 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 1.03 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.92 MC 0.93 MK 1.00* NL 1.00* ! NY 1.04 ON 0.97 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.95 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* 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 12 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 0.96 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.96 MC 0.92 MK 1.00* NL 1.00* ! NY 1.11 ON 0.99 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.91 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* 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=0.180679Jy sigma=1.298972 ! Fit after self-cal, rms=0.173311Jy sigma=1.155992 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5894 mas, bmaj=6.821 mas, bpa=82.43 degrees ! Estimated noise=2.78701 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 = -0.0067254 Jy ! Component: 100 - total flux cleaned = -0.00772045 Jy ! Total flux subtracted in 100 components = -0.00772045 Jy ! Clean residual min=-0.012903 max=0.014158 Jy/beam ! Clean residual mean=-0.000045 rms=0.004200 Jy/beam ! Combined flux in latest and established models = 0.490551 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 39 components and 0.490551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172347Jy sigma=1.155355 ! Fit after self-cal, rms=0.172457Jy sigma=1.154197 ! 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 = -0.00155082 Jy ! Component: 100 - total flux cleaned = -0.0011865 Jy ! Total flux subtracted in 100 components = -0.0011865 Jy ! Clean residual min=-0.012425 max=0.013917 Jy/beam ! Clean residual mean=-0.000044 rms=0.004056 Jy/beam ! Combined flux in latest and established models = 0.489365 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 0.489365 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172046Jy sigma=1.153984 ! Fit after self-cal, rms=0.167130Jy sigma=1.103884 ! Inverting map and beam ! Estimated beam: bmin=0.5771 mas, bmaj=6.85 mas, bpa=82.38 degrees ! Estimated noise=2.73976 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 = -0.00133899 Jy ! Component: 100 - total flux cleaned = -0.00194028 Jy ! Total flux subtracted in 100 components = -0.00194028 Jy ! Clean residual min=-0.011816 max=0.011628 Jy/beam ! Clean residual mean=-0.000078 rms=0.003579 Jy/beam ! Combined flux in latest and established models = 0.487425 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.487425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166494Jy sigma=1.103592 ! Fit after self-cal, rms=0.166471Jy sigma=1.102976 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0237+040_X ! Writing UV FITS file: 0237+040_X.uvf ! Writing 58 model components to file: 0237+040_X.mod ! wwins: Wrote 1 windows to 0237+040_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5771 x 6.85 at 82.38 degrees (North through East) ! Clean map min=-0.020028 max=0.39781 Jy/beam ! Writing clean map to FITS file: 0237+040_X.fits ! Writing difmap environment to: 0237+040_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0237+040_X] device 0237+040_Xuv.ps/vps,1,2 ! Attempting to open device: '0237+040_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0237+040_Xim.ps/vps ! Attempting to open device: '0237+040_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=0.5771 mas, bmaj=6.85 mas, bpa=82.38 degrees ! Estimated noise=2.73976 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5771 x 6.85 at 82.38 degrees (North through East) ! Clean map min=-0.020028 max=0.39781 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1-pw] quit ! Quitting program ! Log file 0237+040_X.log closed on Wed Apr 8 18:06:09 2009