! Started logfile: 1741-038_X.log on Thu Jul 10 10:46:47 2008 observe 1741-038_X.edt2 ! Reading UV FITS file: 1741-038_X.edt2 ! AN table 1: 134 integrations on 190 of 190 possible baselines. ! AN table 2: 16 integrations on 190 of 190 possible baselines. ! AN table 3: 108 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.163137 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1741-038 ! ! 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 1472 lines of history. ! ! Reading 31988 visibilities. ![@gonzo8-0.1 1741-038_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 2257 telescope corrections were flagged in sub-array 1. ! A total of 320 telescope corrections were flagged in sub-array 2. ! A total of 1443 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2262 telescope corrections were flagged in sub-array 1. ! A total of 320 telescope corrections were flagged in sub-array 2. ! A total of 1442 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2274 telescope corrections were flagged in sub-array 1. ! A total of 317 telescope corrections were flagged in sub-array 2. ! A total of 1443 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2264 telescope corrections were flagged in sub-array 1. ! A total of 320 telescope corrections were flagged in sub-array 2. ! A total of 1443 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.736080Jy sigma=25.969106 ! Fit after self-cal, rms=1.736654Jy sigma=26.031108 ! 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=0.4878 mas, bmaj=1.275 mas, bpa=2.156 degrees ! Estimated noise=1.02305 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 = 1.62562 Jy ! Total flux subtracted in 50 components = 1.62562 Jy ! Clean residual min=-0.144154 max=0.552105 Jy/beam ! Clean residual mean=0.001023 rms=0.035029 Jy/beam ! Combined flux in latest and established models = 1.62562 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 1.62562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.210195Jy sigma=17.731681 ! Fit after self-cal, rms=1.210188Jy sigma=17.731231 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.581418 Jy ! Total flux subtracted in 50 components = 0.581418 Jy ! Clean residual min=-0.089440 max=0.263346 Jy/beam ! Clean residual mean=0.000611 rms=0.022645 Jy/beam ! Combined flux in latest and established models = 2.20704 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 10 components and 2.20704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.803714Jy sigma=10.974325 ! Fit after self-cal, rms=0.803465Jy sigma=10.972737 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.294075 Jy ! Total flux subtracted in 50 components = 0.294075 Jy ! Clean residual min=-0.084151 max=0.143208 Jy/beam ! Clean residual mean=0.000400 rms=0.018251 Jy/beam ! Combined flux in latest and established models = 2.50111 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 2.50111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.642650Jy sigma=8.224477 ! Fit after self-cal, rms=0.642607Jy sigma=8.224074 ! 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=0.7623 mas, bmaj=1.674 mas, bpa=6.473 degrees ! Estimated noise=0.432133 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 = 0.297169 Jy ! Component: 100 - total flux cleaned = 0.410833 Jy ! Total flux subtracted in 100 components = 0.410833 Jy ! Clean residual min=-0.070059 max=0.073753 Jy/beam ! Clean residual mean=0.000158 rms=0.016913 Jy/beam ! Combined flux in latest and established models = 2.91195 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 25 components and 2.91195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.491011Jy sigma=6.152734 ! Fit after self-cal, rms=0.491007Jy sigma=6.152594 ! 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 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.89 GC 1.50 HH 1.36 ! HN 1.00 KK 1.26 KP 1.00 LA 1.06 ! MA 0.70 MC 1.37 MK 1.18 NL 1.05 ! NY 1.00* ON 1.25 OV 1.02 PT 0.96 ! SC 0.89 TS 1.00* WF 0.95 WZ 1.10 ! ! 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* ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.03 GC 1.02 HH 1.00* ! HN 1.00* KK 0.94 KP 1.03 LA 1.03 ! MA 1.00* MC 1.00* MK 0.99 NL 1.05 ! NY 1.00* ON 1.00* OV 0.96 PT 0.97 ! SC 0.95 TS 0.74 WF 0.80 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 1.57 HH 1.12 ! HN 0.97 KK 1.16 KP 1.04 LA 1.07 ! MA 0.78 MC 1.18 MK 1.17 NL 1.14 ! NY 1.00* ON 1.10 OV 1.13 PT 0.94 ! SC 1.01 TS 1.00* WF 0.85 WZ 1.19 ! ! 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* ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.79 FD 1.09 GC 1.04 HH 1.00* ! HN 2.80 KK 0.60 KP 1.04 LA 1.03 ! MA 1.00* MC 1.00* MK 0.91 NL 1.02 ! NY 1.00* ON 1.00* OV 0.94 PT 0.94 ! SC 1.05 TS 0.80 WF 0.77 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.06 GC 1.44 HH 1.40 ! HN 1.04 KK 1.35 KP 1.00 LA 1.11 ! MA 0.76 MC 1.67 MK 1.31 NL 0.92 ! NY 1.00* ON 0.63 OV 1.08 PT 0.91 ! SC 1.38 TS 1.00* WF 0.69 WZ 1.21 ! ! A total of 3 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* ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.03 GC 1.08 HH 1.00* ! HN 1.00* KK 0.74 KP 1.06 LA 0.96 ! MA 1.00* MC 1.00* MK 0.99 NL 1.05 ! NY 1.00* ON 1.00* OV 0.91 PT 0.99 ! SC 0.85 TS 0.70 WF 0.79 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 GC 1.43 HH 2.26 ! HN 0.97 KK 1.28 KP 1.02 LA 1.08 ! MA 0.75 MC 1.63 MK 1.21 NL 1.03 ! NY 1.00* ON 0.85 OV 1.07 PT 0.95 ! SC 0.97 TS 1.00* WF 0.77 WZ 1.16 ! ! 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* ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.04 GC 1.06 HH 1.00* ! HN 1.00* KK 0.77 KP 1.02 LA 1.03 ! MA 1.00* MC 1.00* MK 0.99 NL 1.09 ! NY 1.00* ON 1.00* OV 0.81 PT 0.86 ! SC 0.99 TS 0.72 WF 0.82 WZ 1.00* ! ! ! Fit before self-cal, rms=0.491007Jy sigma=6.152594 ! Fit after self-cal, rms=0.261721Jy sigma=3.084772 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7951 mas, bmaj=1.73 mas, bpa=4.528 degrees ! Estimated noise=0.432293 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 = 0.0113826 Jy ! Component: 100 - total flux cleaned = 0.0127737 Jy ! Total flux subtracted in 100 components = 0.0127737 Jy ! Clean residual min=-0.032584 max=0.021867 Jy/beam ! Clean residual mean=-0.000152 rms=0.005901 Jy/beam ! Combined flux in latest and established models = 2.92472 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 30 components and 2.92472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258582Jy sigma=3.059772 ! Fit after self-cal, rms=0.258162Jy sigma=3.059127 ! 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 = 0.000632977 Jy ! Component: 100 - total flux cleaned = 0.00172922 Jy ! Total flux subtracted in 100 components = 0.00172922 Jy ! Clean residual min=-0.032207 max=0.021137 Jy/beam ! Clean residual mean=-0.000155 rms=0.005891 Jy/beam ! Combined flux in latest and established models = 2.92645 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 31 components and 2.92645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256255Jy sigma=3.046946 ! Fit after self-cal, rms=0.164526Jy sigma=1.330284 ! Inverting map and beam ! Estimated beam: bmin=0.7966 mas, bmaj=1.727 mas, bpa=4.619 degrees ! Estimated noise=0.433367 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 = 0.00971259 Jy ! Component: 100 - total flux cleaned = 0.0108063 Jy ! Total flux subtracted in 100 components = 0.0108063 Jy ! Clean residual min=-0.020211 max=0.010449 Jy/beam ! Clean residual mean=0.000026 rms=0.002300 Jy/beam ! Combined flux in latest and established models = 2.93726 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 36 components and 2.93726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161410Jy sigma=1.296664 ! Fit after self-cal, rms=0.161027Jy sigma=1.296011 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1741-038_X ! Writing UV FITS file: 1741-038_X.uvf ! Writing 36 model components to file: 1741-038_X.mod ! wwins: Wrote 1 windows to 1741-038_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7966 x 1.727 at 4.619 degrees (North through East) ! Clean map min=-0.016908 max=2.4759 Jy/beam ! Writing clean map to FITS file: 1741-038_X.fits ! Writing difmap environment to: 1741-038_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1741-038_X] device 1741-038_Xuv.ps/vps,1,2 ! Attempting to open device: '1741-038_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1741-038_Xim.ps/vps ! Attempting to open device: '1741-038_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=0.7966 mas, bmaj=1.727 mas, bpa=4.619 degrees ! Estimated noise=0.433367 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7966 x 1.727 at 4.619 degrees (North through East) ! Clean map min=-0.016908 max=2.4759 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1741-038_X.log closed on Thu Jul 10 10:46:59 2008