! Started logfile: 2234+282_X.log on Wed Aug 3 10:50:39 2005 observe 2234+282_X.edt ! Reading UV FITS file: 2234+282_X.edt ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 97 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0760234 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2234+282 ! ! 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 5460 visibilities. ![@gonzo8-0.1 2234+282_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 134 telescope corrections were flagged in sub-array 1. ! A total of 1457 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 134 telescope corrections were flagged in sub-array 1. ! A total of 1449 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 134 telescope corrections were flagged in sub-array 1. ! A total of 1450 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 134 telescope corrections were flagged in sub-array 1. ! A total of 1459 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.128149Jy sigma=0.001852 ! Fit after self-cal, rms=0.127037Jy sigma=0.001841 ! 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=1.026 mas, bmaj=1.574 mas, bpa=-73.43 degrees ! Estimated noise=1616.45 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 = 0.70315 Jy ! Total flux subtracted in 50 components = 0.70315 Jy ! Clean residual min=-0.062950 max=0.196117 Jy/beam ! Clean residual mean=0.000311 rms=0.023511 Jy/beam ! Combined flux in latest and established models = 0.70315 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 0.70315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278080Jy sigma=0.004331 ! Fit after self-cal, rms=0.278080Jy sigma=0.004331 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.166159 Jy ! Total flux subtracted in 50 components = 0.166159 Jy ! Clean residual min=-0.034349 max=0.066519 Jy/beam ! Clean residual mean=0.000205 rms=0.010842 Jy/beam ! Combined flux in latest and established models = 0.869309 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 12 components and 0.869309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146633Jy sigma=0.002273 ! Fit after self-cal, rms=0.146624Jy sigma=0.002273 ! 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=1.29 mas, bmaj=2.601 mas, bpa=-85.42 degrees ! Estimated noise=712.811 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 = 0.0960026 Jy ! Component: 100 - total flux cleaned = 0.134208 Jy ! Total flux subtracted in 100 components = 0.134208 Jy ! Clean residual min=-0.007623 max=0.015675 Jy/beam ! Clean residual mean=0.000856 rms=0.003411 Jy/beam ! Combined flux in latest and established models = 1.00352 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 27 components and 1.00352 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083450Jy sigma=0.001236 ! Fit after self-cal, rms=0.083452Jy sigma=0.001236 ! 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 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 1.01 LA 1.00* ! MC 1.00* MK 1.03 NL 1.00* NY 1.00* ! ON 1.00* OV 0.94 PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.02 LA 0.99 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00* PT 0.97 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 1.00* ! MC 1.00* MK 1.09 NL 1.00* NY 1.00* ! ON 1.00* OV 0.98 PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.02 LA 1.00 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.96 LA 1.00* ! MC 1.00* MK 1.06 NL 1.00* NY 1.00* ! ON 1.00* OV 0.98 PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.00 LA 0.98 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.00* PT 0.99 SC 1.00 ! TS 1.00* WF 1.00* 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 0.98 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.01 LA 1.00* ! MC 1.00* MK 1.06 NL 1.00* NY 1.00* ! ON 1.00* OV 0.95 PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.01 LA 1.00 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.083452Jy sigma=0.001236 ! Fit after self-cal, rms=0.078568Jy sigma=0.001183 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.33 mas, bmaj=2.693 mas, bpa=-89.25 degrees ! Estimated noise=727.718 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 = 0.00412642 Jy ! Component: 100 - total flux cleaned = 0.00482549 Jy ! Total flux subtracted in 100 components = 0.00482549 Jy ! Clean residual min=-0.005020 max=0.007491 Jy/beam ! Clean residual mean=0.000165 rms=0.001554 Jy/beam ! Combined flux in latest and established models = 1.00834 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 36 components and 1.00834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078300Jy sigma=0.001178 ! Fit after self-cal, rms=0.078297Jy sigma=0.001178 ! 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 = 0.00034338 Jy ! Component: 100 - total flux cleaned = 0.000736133 Jy ! Total flux subtracted in 100 components = 0.000736133 Jy ! Clean residual min=-0.004613 max=0.006885 Jy/beam ! Clean residual mean=0.000150 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 1.00908 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 1.00908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078176Jy sigma=0.001176 ! Fit after self-cal, rms=0.077268Jy sigma=0.001161 ! Inverting map and beam ! Estimated beam: bmin=1.329 mas, bmaj=2.69 mas, bpa=-89.27 degrees ! Estimated noise=728.455 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 = 0.00333193 Jy ! Component: 100 - total flux cleaned = 0.00380464 Jy ! Total flux subtracted in 100 components = 0.00380464 Jy ! Clean residual min=-0.004416 max=0.006109 Jy/beam ! Clean residual mean=0.000171 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 1.01288 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 40 components and 1.01288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077110Jy sigma=0.001159 ! Fit after self-cal, rms=0.077109Jy sigma=0.001159 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2234+282_X ! Writing UV FITS file: 2234+282_X.uvf ! Writing 40 model components to file: 2234+282_X.mod ! wwins: Wrote 1 windows to 2234+282_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.329 x 2.69 at -89.27 degrees (North through East) ! Clean map min=-0.0042808 max=0.94628 Jy/beam ! Writing clean map to FITS file: 2234+282_X.fits ! Writing difmap environment to: 2234+282_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2234+282_X] device 2234+282_Xuv.ps/vps,1,2 ! Attempting to open device: '2234+282_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2234+282_Xim.ps/vps ! Attempting to open device: '2234+282_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=1.329 mas, bmaj=2.69 mas, bpa=-89.27 degrees ! Estimated noise=728.455 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.329 x 2.69 at -89.27 degrees (North through East) ! Clean map min=-0.0042808 max=0.94628 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 2234+282_X.log closed on Wed Aug 3 10:51:02 2005