! Started logfile: 1657-261_X.log on Sat Dec 2 15:22:24 2006 observe 1657-261_X.edt ! Reading UV FITS file: 1657-261_X.edt ! AN table 1: 48 integrations on 153 of 153 possible baselines. ! AN table 2: 9 integrations on 153 of 153 possible baselines. ! AN table 3: 13 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0300654 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1657-261 ! ! 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 1304 lines of history. ! ! Reading 1288 visibilities. ![@gonzo8-0.1 1657-261_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 750 telescope corrections were flagged in sub-array 1. ! A total of 153 telescope corrections were flagged in sub-array 2. ! A total of 234 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 756 telescope corrections were flagged in sub-array 1. ! A total of 153 telescope corrections were flagged in sub-array 2. ! A total of 234 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 750 telescope corrections were flagged in sub-array 1. ! A total of 153 telescope corrections were flagged in sub-array 2. ! A total of 234 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 756 telescope corrections were flagged in sub-array 1. ! A total of 156 telescope corrections were flagged in sub-array 2. ! A total of 234 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.447186Jy sigma=0.006387 ! Fit after self-cal, rms=0.446687Jy sigma=0.006478 ! 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=0.697 mas, bmaj=3.418 mas, bpa=-7.195 degrees ! Estimated noise=2731.07 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 = 0.420246 Jy ! Total flux subtracted in 50 components = 0.420246 Jy ! Clean residual min=-0.033391 max=0.117200 Jy/beam ! Clean residual mean=0.001003 rms=0.014821 Jy/beam ! Combined flux in latest and established models = 0.420246 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.420246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169548Jy sigma=0.002449 ! Fit after self-cal, rms=0.169548Jy sigma=0.002449 ! 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=0.8845 mas, bmaj=3.703 mas, bpa=-11.8 degrees ! Estimated noise=1733.06 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 = 0.115665 Jy ! Component: 100 - total flux cleaned = 0.158138 Jy ! Total flux subtracted in 100 components = 0.158138 Jy ! Clean residual min=-0.010167 max=0.018094 Jy/beam ! Clean residual mean=0.000214 rms=0.004596 Jy/beam ! Combined flux in latest and established models = 0.578384 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 14 components and 0.578384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079504Jy sigma=0.001083 ! Fit after self-cal, rms=0.079514Jy sigma=0.001083 ! 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 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00* HH 1.00* HN 1.00* ! LA 0.99 MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* OV 0.96 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* BR 0.98 KK 0.99 ! KP 0.98 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 GC 1.00* HH 1.00* HN 1.00* ! LA 0.96 MC 1.00* MK 0.98 NY 1.00* ! ON 1.00* OV 0.98 PT 1.03 SC 1.00* ! TS 1.00* WF 1.00* BR 0.97 KK 1.01 ! KP 0.96 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 GC 1.00* HH 1.00* HN 1.00* ! LA 0.98 MC 1.00* MK 0.99 NY 1.00* ! ON 1.00* OV 0.96 PT 1.01 SC 1.00* ! TS 1.00* WF 1.00* BR 1.01 KK 1.01 ! KP 0.95 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 GC 1.00* HH 1.00* HN 1.00* ! LA 0.98 MC 1.00* MK 1.07 NY 1.00* ! ON 1.00* OV 0.98 PT 1.02 SC 1.00* ! TS 1.00* WF 1.00* BR 0.99 KK 1.04 ! KP 0.95 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.079514Jy sigma=0.001083 ! Fit after self-cal, rms=0.070426Jy sigma=0.001045 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.961 mas, bmaj=4.461 mas, bpa=-8.589 degrees ! Estimated noise=1929.18 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 = 0.00584364 Jy ! Component: 100 - total flux cleaned = 0.00819302 Jy ! Total flux subtracted in 100 components = 0.00819302 Jy ! Clean residual min=-0.006513 max=0.009344 Jy/beam ! Clean residual mean=0.000027 rms=0.002211 Jy/beam ! Combined flux in latest and established models = 0.586577 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 25 components and 0.586577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069898Jy sigma=0.001041 ! Fit after self-cal, rms=0.069903Jy sigma=0.001040 ! 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 = 0.000612027 Jy ! Component: 100 - total flux cleaned = 0.000809998 Jy ! Total flux subtracted in 100 components = 0.000809998 Jy ! Clean residual min=-0.006518 max=0.009078 Jy/beam ! Clean residual mean=0.000018 rms=0.002202 Jy/beam ! Combined flux in latest and established models = 0.587387 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 31 components and 0.587387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069848Jy sigma=0.001040 ! Fit after self-cal, rms=0.068496Jy sigma=0.001024 ! Inverting map and beam ! Estimated beam: bmin=0.9573 mas, bmaj=4.453 mas, bpa=-8.63 degrees ! Estimated noise=1930.89 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 = 0.00365073 Jy ! Component: 100 - total flux cleaned = 0.00483302 Jy ! Total flux subtracted in 100 components = 0.00483302 Jy ! Clean residual min=-0.006221 max=0.008092 Jy/beam ! Clean residual mean=0.000039 rms=0.001964 Jy/beam ! Combined flux in latest and established models = 0.59222 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.59222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068288Jy sigma=0.001022 ! Fit after self-cal, rms=0.068289Jy sigma=0.001022 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1657-261_X ! Writing UV FITS file: 1657-261_X.uvf ! Writing 42 model components to file: 1657-261_X.mod ! wwins: Wrote 1 windows to 1657-261_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9573 x 4.453 at -8.63 degrees (North through East) ! Clean map min=-0.0061754 max=0.54615 Jy/beam ! Writing clean map to FITS file: 1657-261_X.fits ! Writing difmap environment to: 1657-261_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1657-261_X] device 1657-261_Xuv.ps/vps,1,2 ! Attempting to open device: '1657-261_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1657-261_Xim.ps/vps ! Attempting to open device: '1657-261_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=0.9573 mas, bmaj=4.453 mas, bpa=-8.63 degrees ! Estimated noise=1930.89 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9573 x 4.453 at -8.63 degrees (North through East) ! Clean map min=-0.0061754 max=0.54615 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1657-261_X.log closed on Sat Dec 2 15:22:37 2006