! Started logfile: 2234+282_S.log on Fri Aug 19 12:49:19 2005 observe 2234+282_S.edt ! Reading UV FITS file: 2234+282_S.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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1565 lines of history. ! ! Reading 5460 visibilities. ![@gonzo7-0.4 2234+282_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 7.0 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 0.400x0.400 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 1455 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 1459 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 1503 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 143 telescope corrections were flagged in sub-array 1. ! A total of 1458 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.115995Jy sigma=0.001512 ! Fit after self-cal, rms=0.115868Jy sigma=0.001512 ! 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=3.792 mas, bmaj=6.526 mas, bpa=-73.67 degrees ! Estimated noise=1526.14 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 = 0.806982 Jy ! Total flux subtracted in 50 components = 0.806982 Jy ! Clean residual min=-0.056459 max=0.225071 Jy/beam ! Clean residual mean=-0.000381 rms=0.023585 Jy/beam ! Combined flux in latest and established models = 0.806982 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 0.806982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266358Jy sigma=0.003526 ! Fit after self-cal, rms=0.266358Jy sigma=0.003526 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.176042 Jy ! Total flux subtracted in 50 components = 0.176042 Jy ! Clean residual min=-0.020800 max=0.049350 Jy/beam ! Clean residual mean=-0.000060 rms=0.007855 Jy/beam ! Combined flux in latest and established models = 0.983024 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.983024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124539Jy sigma=0.001628 ! Fit after self-cal, rms=0.124517Jy sigma=0.001628 ! 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=4.618 mas, bmaj=9.841 mas, bpa=-85.78 degrees ! Estimated noise=842.331 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 = 0.0610559 Jy ! Component: 100 - total flux cleaned = 0.0852377 Jy ! Total flux subtracted in 100 components = 0.0852377 Jy ! Clean residual min=-0.012078 max=0.018534 Jy/beam ! Clean residual mean=0.000500 rms=0.003870 Jy/beam ! Combined flux in latest and established models = 1.06826 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 1.06826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096483Jy sigma=0.001252 ! Fit after self-cal, rms=0.096471Jy sigma=0.001251 ! 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 0.96 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.00* ! MC 1.00* MK 1.06 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 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 1.01 GC 1.00* HH 1.00* ! HN 1.00 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 0.98 ! 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 0.98 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 1.00* ! MC 1.00* MK 1.06 NL 1.00* NY 1.00* ! ON 1.00* OV 0.97 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 1.01 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00 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 0.96 SC 1.01 ! 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 1.02 LA 1.00* ! MC 1.00* MK 1.11 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 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.01 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.03 LA 1.00* ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 1.00* PT 0.99 SC 1.04 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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 90 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.03 LA 0.99 ! MC 1.00* MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.05 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.096471Jy sigma=0.001251 ! Fit after self-cal, rms=0.086403Jy sigma=0.001129 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.725 mas, bmaj=10.17 mas, bpa=-89.03 degrees ! Estimated noise=870.996 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 = 0.00278484 Jy ! Component: 100 - total flux cleaned = 0.00302853 Jy ! Total flux subtracted in 100 components = 0.00302853 Jy ! Clean residual min=-0.003556 max=0.004584 Jy/beam ! Clean residual mean=0.000114 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 1.07129 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 31 components and 1.07129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086290Jy sigma=0.001127 ! Fit after self-cal, rms=0.086286Jy sigma=0.001127 ! 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 = 0.000186997 Jy ! Component: 100 - total flux cleaned = 0.000182797 Jy ! Total flux subtracted in 100 components = 0.000182797 Jy ! Clean residual min=-0.003505 max=0.004354 Jy/beam ! Clean residual mean=0.000112 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 1.07147 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 1.07147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086253Jy sigma=0.001127 ! Fit after self-cal, rms=0.084956Jy sigma=0.001110 ! Inverting map and beam ! Estimated beam: bmin=4.725 mas, bmaj=10.17 mas, bpa=-89.01 degrees ! Estimated noise=871.497 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 = 0.00161968 Jy ! Component: 100 - total flux cleaned = 0.00171427 Jy ! Total flux subtracted in 100 components = 0.00171427 Jy ! Clean residual min=-0.003378 max=0.004052 Jy/beam ! Clean residual mean=0.000120 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 1.07319 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 41 components and 1.07319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084918Jy sigma=0.001109 ! Fit after self-cal, rms=0.084914Jy sigma=0.001109 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2234+282_S ! Writing UV FITS file: 2234+282_S.uvf ! Writing 41 model components to file: 2234+282_S.mod ! wwins: Wrote 1 windows to 2234+282_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.725 x 10.17 at -89.01 degrees (North through East) ! Clean map min=-0.0033096 max=1.0416 Jy/beam ! Writing clean map to FITS file: 2234+282_S.fits ! Writing difmap environment to: 2234+282_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2234+282_S] device 2234+282_Suv.ps/vps,1,2 ! Attempting to open device: '2234+282_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2234+282_Sim.ps/vps ! Attempting to open device: '2234+282_Sim.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=4.725 mas, bmaj=10.17 mas, bpa=-89.01 degrees ! Estimated noise=871.497 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.725 x 10.17 at -89.01 degrees (North through East) ! Clean map min=-0.0033096 max=1.0416 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 2234+282_S.log closed on Fri Aug 19 12:50:02 2005