! Started logfile: 0955+326_X.log on Tue Mar 4 21:16:22 2008 observe 0955+326_X.edt ! Reading UV FITS file: 0955+326_X.edt ! AN table 1: 70 integrations on 136 of 136 possible baselines. ! AN table 2: 24 integrations on 136 of 136 possible baselines. ! AN table 3: 50 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.2572 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0955+326 ! ! 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 1222 lines of history. ! ! Reading 20148 visibilities. ![@gonzo6-0.1 0955+326_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 = 6.0 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 758 telescope corrections were flagged in sub-array 1. ! A total of 210 telescope corrections were flagged in sub-array 2. ! A total of 649 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 763 telescope corrections were flagged in sub-array 1. ! A total of 206 telescope corrections were flagged in sub-array 2. ! A total of 663 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 754 telescope corrections were flagged in sub-array 1. ! A total of 205 telescope corrections were flagged in sub-array 2. ! A total of 641 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 210 telescope corrections were flagged in sub-array 2. ! A total of 704 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.463184Jy sigma=0.006959 ! Fit after self-cal, rms=0.462911Jy sigma=0.006962 ! 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=0.5934 mas, bmaj=0.9949 mas, bpa=-36.48 degrees ! Estimated noise=1048.84 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 = 0.406551 Jy ! Total flux subtracted in 50 components = 0.406551 Jy ! Clean residual min=-0.019064 max=0.113415 Jy/beam ! Clean residual mean=-0.000188 rms=0.005991 Jy/beam ! Combined flux in latest and established models = 0.406551 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 0.406551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172266Jy sigma=0.002830 ! Fit after self-cal, rms=0.172265Jy sigma=0.002830 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.099695 Jy ! Total flux subtracted in 50 components = 0.099695 Jy ! Clean residual min=-0.010042 max=0.041388 Jy/beam ! Clean residual mean=-0.000099 rms=0.002936 Jy/beam ! Combined flux in latest and established models = 0.506246 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 8 components and 0.506246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106226Jy sigma=0.001628 ! Fit after self-cal, rms=0.106210Jy sigma=0.001628 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0442752 Jy ! Total flux subtracted in 50 components = 0.0442752 Jy ! Clean residual min=-0.007082 max=0.019943 Jy/beam ! Clean residual mean=-0.000060 rms=0.001875 Jy/beam ! Combined flux in latest and established models = 0.550522 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 11 components and 0.550522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088784Jy sigma=0.001259 ! Fit after self-cal, rms=0.088754Jy sigma=0.001258 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222388 Jy ! Total flux subtracted in 50 components = 0.0222388 Jy ! Clean residual min=-0.006280 max=0.011185 Jy/beam ! Clean residual mean=-0.000040 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 0.572761 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 19 components and 0.572761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083782Jy sigma=0.001139 ! Fit after self-cal, rms=0.083762Jy sigma=0.001139 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136669 Jy ! Total flux subtracted in 50 components = 0.0136669 Jy ! Clean residual min=-0.006046 max=0.008179 Jy/beam ! Clean residual mean=-0.000027 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.586427 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 22 components and 0.586427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081832Jy sigma=0.001092 ! Fit after self-cal, rms=0.081817Jy sigma=0.001092 ! Inverting map ! Added new window around map position (-0.1, -5.3). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00963156 Jy ! Total flux subtracted in 50 components = 0.00963156 Jy ! Clean residual min=-0.005809 max=0.005761 Jy/beam ! Clean residual mean=-0.000020 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.596059 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 26 components and 0.596059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080910Jy sigma=0.001069 ! Fit after self-cal, rms=0.080882Jy sigma=0.001069 ! 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=0.7509 mas, bmaj=1.242 mas, bpa=-24.83 degrees ! Estimated noise=457.304 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 = 0.00988901 Jy ! Component: 100 - total flux cleaned = 0.0164948 Jy ! Total flux subtracted in 100 components = 0.0164948 Jy ! Clean residual min=-0.004414 max=0.005117 Jy/beam ! Clean residual mean=0.000001 rms=0.001242 Jy/beam ! Combined flux in latest and established models = 0.612554 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 46 components and 0.612554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079923Jy sigma=0.001042 ! Fit after self-cal, rms=0.079859Jy sigma=0.001042 ! 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 0.99 FD 1.00 GC 1.00 HN 1.00 ! KK 1.00 KP 1.00* LA 0.99 MC 1.00* ! MK 0.99 NL 1.00 NY 1.02 ON 1.03 ! OV 0.99 PT 0.99 SC 1.00* WF 1.00 ! WZ 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.00* HN 1.00 ! KK 1.00 KP 0.99 LA 1.00 MC 1.00* ! MK 1.00 NL 1.00 NY 1.01 ON 1.00* ! OV 0.99 PT 0.99 SC 0.99 WF 1.01 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 1.01 ! KK 1.00* KP 1.00* LA 1.00* MC 0.99 ! MK 1.00* NL 1.01 NY 1.00 ON 0.98 ! OV 1.00* PT 1.00* SC 1.01 WF 1.02 ! 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 0.99 FD 1.00 GC 1.01 HN 1.00 ! KK 1.00 KP 1.00* LA 0.99 MC 1.00* ! MK 0.99 NL 1.00 NY 1.01 ON 1.01 ! OV 0.99 PT 0.99 SC 1.00* WF 1.01 ! WZ 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.00* HN 1.00 ! KK 1.00 KP 1.00 LA 1.00 MC 1.00* ! MK 1.01 NL 0.99 NY 1.02 ON 1.00* ! OV 0.99 PT 0.99 SC 0.99 WF 1.03 ! WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 1.01 ! KK 1.00* KP 1.00* LA 1.00* MC 0.99 ! MK 1.00* NL 1.01 NY 1.00 ON 0.98 ! OV 1.00* PT 1.00* SC 1.00 WF 1.03 ! WZ 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 GC 1.00 HN 1.00 ! KK 1.00 KP 1.00* LA 0.99 MC 1.00* ! MK 1.00 NL 1.00 NY 1.01 ON 1.04 ! OV 0.99 PT 0.99 SC 1.00* WF 1.02 ! WZ 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* HN 1.00 ! KK 0.99 KP 1.00 LA 0.99 MC 1.00* ! MK 1.00 NL 1.00 NY 1.02 ON 1.00* ! OV 0.99 PT 0.99 SC 1.00 WF 1.02 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 1.00 ! KK 1.00* KP 1.00* LA 1.00* MC 1.00 ! MK 1.00* NL 1.02 NY 0.99 ON 0.97 ! OV 1.00* PT 1.00* SC 1.00 WF 1.02 ! WZ 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.00 HN 1.00 ! KK 0.99 KP 1.00* LA 0.99 MC 1.00* ! MK 1.00 NL 1.00 NY 1.02 ON 1.03 ! OV 0.99 PT 0.99 SC 1.00* WF 1.02 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 GC 1.00* HN 1.01 ! KK 1.00 KP 0.99 LA 0.99 MC 1.00* ! MK 1.00 NL 1.01 NY 1.01 ON 1.00* ! OV 0.99 PT 0.99 SC 1.00 WF 1.01 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 1.00 ! KK 1.00* KP 1.00* LA 1.00* MC 0.99 ! MK 1.00* NL 1.01 NY 1.01 ON 0.99 ! OV 1.00* PT 1.00* SC 1.02 WF 1.04 ! WZ 1.01 ! ! ! Fit before self-cal, rms=0.079859Jy sigma=0.001042 ! Fit after self-cal, rms=0.079909Jy sigma=0.001036 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7531 mas, bmaj=1.248 mas, bpa=-24.59 degrees ! Estimated noise=455.553 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 = 0.00407455 Jy ! Component: 100 - total flux cleaned = 0.00613128 Jy ! Total flux subtracted in 100 components = 0.00613128 Jy ! Clean residual min=-0.003826 max=0.005567 Jy/beam ! Clean residual mean=0.000011 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.618685 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.618685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079761Jy sigma=0.001031 ! Fit after self-cal, rms=0.079725Jy sigma=0.001030 ! Inverting map ! Added new window around map position (-1.1, -13.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591546 Jy ! Component: 100 - total flux cleaned = 0.00971788 Jy ! Total flux subtracted in 100 components = 0.00971788 Jy ! Clean residual min=-0.003485 max=0.004472 Jy/beam ! Clean residual mean=0.000002 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.628403 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 91 components and 0.628403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079437Jy sigma=0.001019 ! Fit after self-cal, rms=0.079409Jy sigma=0.001019 ! 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) ! Added new window around map position (-1.5, -10.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439233 Jy ! Component: 100 - total flux cleaned = 0.00740602 Jy ! Total flux subtracted in 100 components = 0.00740602 Jy ! Clean residual min=-0.003413 max=0.003824 Jy/beam ! Clean residual mean=-0.000001 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.635809 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 35 model components to the UV plane model. ! The established model now contains 121 components and 0.635809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079230Jy sigma=0.001013 ! Fit after self-cal, rms=0.078840Jy sigma=0.001009 ! Inverting map and beam ! Estimated beam: bmin=0.7532 mas, bmaj=1.248 mas, bpa=-24.54 degrees ! Estimated noise=455.122 mJy/beam. ! Added new window around map position (-0.7, -7.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397862 Jy ! Component: 100 - total flux cleaned = 0.0067921 Jy ! Total flux subtracted in 100 components = 0.0067921 Jy ! Clean residual min=-0.003247 max=0.003135 Jy/beam ! Clean residual mean=0.000004 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.642601 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 140 components and 0.642601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078683Jy sigma=0.001004 ! Fit after self-cal, rms=0.078629Jy sigma=0.001003 ! Inverting map and beam ! Estimated beam: bmin=0.7532 mas, bmaj=1.248 mas, bpa=-24.53 degrees ! Estimated noise=454.893 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 = 0.00266475 Jy ! Component: 100 - total flux cleaned = 0.00494105 Jy ! Total flux subtracted in 100 components = 0.00494105 Jy ! Clean residual min=-0.003124 max=0.002991 Jy/beam ! Clean residual mean=0.000004 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.647542 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 154 components and 0.647542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078545Jy sigma=0.001000 ! Fit after self-cal, rms=0.078535Jy sigma=0.001000 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0955+326_X ! Writing UV FITS file: 0955+326_X.uvf ! Writing 154 model components to file: 0955+326_X.mod ! wwins: Wrote 5 windows to 0955+326_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7532 x 1.248 at -24.53 degrees (North through East) ! Clean map min=-0.0030491 max=0.54945 Jy/beam ! Writing clean map to FITS file: 0955+326_X.fits ! Writing difmap environment to: 0955+326_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0955+326_X] device 0955+326_Xuv.ps/vps,1,2 ! Attempting to open device: '0955+326_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0955+326_Xim.ps/vps ! Attempting to open device: '0955+326_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=0.7532 mas, bmaj=1.248 mas, bpa=-24.53 degrees ! Estimated noise=454.893 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7532 x 1.248 at -24.53 degrees (North through East) ! Clean map min=-0.0030491 max=0.54945 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 0955+326_X.log closed on Tue Mar 4 21:16:31 2008