! Started logfile: 1504-166_X.log on Mon Jul 25 12:56:44 2005 observe 1504-166_X.edt ! Reading UV FITS file: 1504-166_X.edt ! AN table 1: 11 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: 0.0818713 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1504-166 ! ! 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 5544 visibilities. ![@gonzo8-0.1 1504-166_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 128 telescope corrections were flagged in sub-array 1. ! A total of 1280 telescope corrections were flagged in sub-array 2. ! A total of 218 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 128 telescope corrections were flagged in sub-array 1. ! A total of 1280 telescope corrections were flagged in sub-array 2. ! A total of 218 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 128 telescope corrections were flagged in sub-array 1. ! A total of 1280 telescope corrections were flagged in sub-array 2. ! A total of 218 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 128 telescope corrections were flagged in sub-array 1. ! A total of 1280 telescope corrections were flagged in sub-array 2. ! A total of 218 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.798834Jy sigma=0.013893 ! Fit after self-cal, rms=0.798544Jy sigma=0.013969 ! 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=0.6163 mas, bmaj=1.226 mas, bpa=16.3 degrees ! Estimated noise=1223.79 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 = 1.22858 Jy ! Total flux subtracted in 50 components = 1.22858 Jy ! Clean residual min=-0.092722 max=0.353731 Jy/beam ! Clean residual mean=0.003392 rms=0.032861 Jy/beam ! Combined flux in latest and established models = 1.22858 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 6 components and 1.22858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.612451Jy sigma=0.010819 ! Fit after self-cal, rms=0.612599Jy sigma=0.010818 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.342156 Jy ! Total flux subtracted in 50 components = 0.342156 Jy ! Clean residual min=-0.059647 max=0.166245 Jy/beam ! Clean residual mean=0.002159 rms=0.020468 Jy/beam ! Combined flux in latest and established models = 1.57074 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 1.57074 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.383893Jy sigma=0.006821 ! Fit after self-cal, rms=0.383543Jy sigma=0.006815 ! Inverting map ! Added new window around map position (1.3, -3.5). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18075 Jy ! Total flux subtracted in 50 components = 0.18075 Jy ! Clean residual min=-0.049277 max=0.110348 Jy/beam ! Clean residual mean=0.001495 rms=0.015219 Jy/beam ! Combined flux in latest and established models = 1.75149 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 32 components and 1.75149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295426Jy sigma=0.005160 ! Fit after self-cal, rms=0.292030Jy sigma=0.005130 ! 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=0.8398 mas, bmaj=1.581 mas, bpa=16.33 degrees ! Estimated noise=767.653 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 = 0.178271 Jy ! Component: 100 - total flux cleaned = 0.278662 Jy ! Total flux subtracted in 100 components = 0.278662 Jy ! Clean residual min=-0.033807 max=0.086430 Jy/beam ! Clean residual mean=0.001711 rms=0.012082 Jy/beam ! Combined flux in latest and established models = 2.03015 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 40 model components to the UV plane model. ! The established model now contains 66 components and 2.03015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190852Jy sigma=0.003063 ! Fit after self-cal, rms=0.183854Jy sigma=0.002975 ! Inverting map ! Added new window around map position (-0.1, -2.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0853467 Jy ! Component: 100 - total flux cleaned = 0.130073 Jy ! Total flux subtracted in 100 components = 0.130073 Jy ! Clean residual min=-0.023144 max=0.041782 Jy/beam ! Clean residual mean=-0.000150 rms=0.007253 Jy/beam ! Combined flux in latest and established models = 2.16022 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 92 components and 2.16022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148894Jy sigma=0.002265 ! Fit after self-cal, rms=0.143605Jy sigma=0.002186 ! 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 1.00* FD 0.98 GC 1.00* HH 1.00 ! HN 1.06 KK 1.00* KP 1.00 LA 0.99 ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 0.99 ! TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.95 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.98 LA 0.97 ! MC 1.00* MK 1.03 NL 0.97 NY 1.00* ! ON 1.00* OV 0.99 PT 0.96 SC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.01 LA 1.03 ! MC 1.00* MK 1.04 NL 1.02 NY 1.00* ! ON 1.00* OV 1.04 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HH 0.96 ! HN 1.06 KK 1.00* KP 1.00 LA 0.97 ! MC 1.00* MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.00 ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.94 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.98 LA 0.97 ! MC 1.00* MK 1.06 NL 0.97 NY 1.00* ! ON 1.00* OV 1.00 PT 0.96 SC 1.12 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 1.04 ! MC 1.00* MK 1.02 NL 1.03 NY 1.00* ! ON 1.00* OV 1.04 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 0.98 ! HN 1.07 KK 1.00* KP 1.00 LA 0.99 ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.00* PT 0.97 SC 0.99 ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 0.98 LA 0.96 ! MC 1.00* MK 0.99 NL 0.97 NY 1.00* ! ON 1.00* OV 0.99 PT 0.96 SC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.05 ! MC 1.00* MK 1.02 NL 1.02 NY 1.00* ! ON 1.00* OV 1.04 PT 1.00 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.09 ! HN 1.07 KK 1.00* KP 0.99 LA 0.97 ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.00* PT 0.96 SC 1.03 ! TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.98 LA 0.96 ! MC 1.00* MK 0.98 NL 0.95 NY 1.00* ! ON 1.00* OV 0.99 PT 0.97 SC 1.11 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.00 LA 1.04 ! MC 1.00* MK 1.01 NL 1.05 NY 1.00* ! ON 1.00* OV 1.03 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.143605Jy sigma=0.002186 ! Fit after self-cal, rms=0.122471Jy sigma=0.001654 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8405 mas, bmaj=1.592 mas, bpa=16.31 degrees ! Estimated noise=768.618 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 = 0.0231398 Jy ! Component: 100 - total flux cleaned = 0.0284112 Jy ! Total flux subtracted in 100 components = 0.0284112 Jy ! Clean residual min=-0.012391 max=0.013026 Jy/beam ! Clean residual mean=0.001008 rms=0.003148 Jy/beam ! Combined flux in latest and established models = 2.18863 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 109 components and 2.18863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117796Jy sigma=0.001584 ! Fit after self-cal, rms=0.117093Jy sigma=0.001575 ! 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 = 0.00716691 Jy ! Component: 100 - total flux cleaned = 0.00856152 Jy ! Total flux subtracted in 100 components = 0.00856152 Jy ! Clean residual min=-0.015204 max=0.012039 Jy/beam ! Clean residual mean=0.000891 rms=0.002991 Jy/beam ! Combined flux in latest and established models = 2.19719 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 117 components and 2.19719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115520Jy sigma=0.001556 ! Fit after self-cal, rms=0.108678Jy sigma=0.001461 ! Inverting map and beam ! Estimated beam: bmin=0.8377 mas, bmaj=1.587 mas, bpa=16.36 degrees ! Estimated noise=766.82 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 = 0.00951517 Jy ! Component: 100 - total flux cleaned = 0.0118845 Jy ! Total flux subtracted in 100 components = 0.0118845 Jy ! Clean residual min=-0.011859 max=0.010605 Jy/beam ! Clean residual mean=0.000899 rms=0.002468 Jy/beam ! Combined flux in latest and established models = 2.20908 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 134 components and 2.20908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106879Jy sigma=0.001438 ! Fit after self-cal, rms=0.106631Jy sigma=0.001435 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1504-166_X ! Writing UV FITS file: 1504-166_X.uvf ! Writing 134 model components to file: 1504-166_X.mod ! wwins: Wrote 3 windows to 1504-166_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8377 x 1.587 at 16.36 degrees (North through East) ! Clean map min=-0.012112 max=1.5359 Jy/beam ! Writing clean map to FITS file: 1504-166_X.fits ! Writing difmap environment to: 1504-166_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1504-166_X] device 1504-166_Xuv.ps/vps,1,2 ! Attempting to open device: '1504-166_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1504-166_Xim.ps/vps ! Attempting to open device: '1504-166_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=0.8377 mas, bmaj=1.587 mas, bpa=16.36 degrees ! Estimated noise=766.82 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8377 x 1.587 at 16.36 degrees (North through East) ! Clean map min=-0.012112 max=1.5359 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1504-166_X.log closed on Mon Jul 25 12:57:34 2005