! Started logfile: 0234+285_X.log on Tue May 13 18:47:43 2008 observe 0234+285_X.edt ! Reading UV FITS file: 0234+285_X.edt ! AN table 1: 108 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.314996 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0234+285 ! ! 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 941 lines of history. ! ! Reading 20820 visibilities. ![@gonzo7-0.1 0234+285_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 = 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 0.100x0.100 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 1196 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1179 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1181 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1186 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.502042Jy sigma=0.006571 ! Fit after self-cal, rms=0.501831Jy sigma=0.006574 ! 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=0.5067 mas, bmaj=1.004 mas, bpa=-11.83 degrees ! Estimated noise=758.594 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 = 1.08893 Jy ! Total flux subtracted in 50 components = 1.08893 Jy ! Clean residual min=-0.032997 max=0.303804 Jy/beam ! Clean residual mean=-0.000361 rms=0.009538 Jy/beam ! Combined flux in latest and established models = 1.08893 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 1.08893 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425129Jy sigma=0.005592 ! Fit after self-cal, rms=0.425129Jy sigma=0.005592 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.244865 Jy ! Total flux subtracted in 50 components = 0.244865 Jy ! Clean residual min=-0.019366 max=0.088741 Jy/beam ! Clean residual mean=-0.000224 rms=0.005608 Jy/beam ! Combined flux in latest and established models = 1.3338 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 1.3338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258255Jy sigma=0.003424 ! Fit after self-cal, rms=0.258230Jy sigma=0.003424 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100706 Jy ! Total flux subtracted in 50 components = 0.100706 Jy ! Clean residual min=-0.018545 max=0.052917 Jy/beam ! Clean residual mean=-0.000168 rms=0.004731 Jy/beam ! Combined flux in latest and established models = 1.4345 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 15 components and 1.4345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219708Jy sigma=0.002871 ! Fit after self-cal, rms=0.219670Jy sigma=0.002871 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0652909 Jy ! Total flux subtracted in 50 components = 0.0652909 Jy ! Clean residual min=-0.017222 max=0.035075 Jy/beam ! Clean residual mean=-0.000132 rms=0.004296 Jy/beam ! Combined flux in latest and established models = 1.49979 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 16 components and 1.49979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202211Jy sigma=0.002600 ! Fit after self-cal, rms=0.202171Jy sigma=0.002600 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0440292 Jy ! Total flux subtracted in 50 components = 0.0440292 Jy ! Clean residual min=-0.016254 max=0.030752 Jy/beam ! Clean residual mean=-0.000108 rms=0.004075 Jy/beam ! Combined flux in latest and established models = 1.54382 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 18 components and 1.54382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193905Jy sigma=0.002462 ! Fit after self-cal, rms=0.193877Jy sigma=0.002462 ! Inverting map ! Added new window around map position (-1.8, 3.6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0338248 Jy ! Total flux subtracted in 50 components = 0.0338248 Jy ! Clean residual min=-0.015506 max=0.027913 Jy/beam ! Clean residual mean=-0.000093 rms=0.003914 Jy/beam ! Combined flux in latest and established models = 1.57765 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 1.57765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188424Jy sigma=0.002370 ! Fit after self-cal, rms=0.188294Jy sigma=0.002369 ! Inverting map ! Added new window around map position (-0.4, 3.5). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0301912 Jy ! Total flux subtracted in 50 components = 0.0301912 Jy ! Clean residual min=-0.015487 max=0.020638 Jy/beam ! Clean residual mean=-0.000083 rms=0.003786 Jy/beam ! Combined flux in latest and established models = 1.60784 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 1.60784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182727Jy sigma=0.002278 ! Fit after self-cal, rms=0.182570Jy sigma=0.002277 ! 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=0.5614 mas, bmaj=1.184 mas, bpa=-13.09 degrees ! Estimated noise=484.064 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 = 0.0460539 Jy ! Component: 100 - total flux cleaned = 0.0801003 Jy ! Total flux subtracted in 100 components = 0.0801003 Jy ! Clean residual min=-0.010386 max=0.029585 Jy/beam ! Clean residual mean=0.002289 rms=0.004060 Jy/beam ! Combined flux in latest and established models = 1.68794 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 63 components and 1.68794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171549Jy sigma=0.002097 ! Fit after self-cal, rms=0.170979Jy sigma=0.002091 ! Inverting map ! Added new window around map position (-1, 5.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0330395 Jy ! Component: 100 - total flux cleaned = 0.0589286 Jy ! Total flux subtracted in 100 components = 0.0589286 Jy ! Clean residual min=-0.009559 max=0.022968 Jy/beam ! Clean residual mean=0.001933 rms=0.003495 Jy/beam ! Combined flux in latest and established models = 1.74687 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 92 components and 1.74687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164899Jy sigma=0.001986 ! Fit after self-cal, rms=0.164599Jy sigma=0.001984 ! Inverting map ! Added new window around map position (-0.4, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259311 Jy ! Component: 100 - total flux cleaned = 0.0461539 Jy ! Total flux subtracted in 100 components = 0.0461539 Jy ! Clean residual min=-0.009185 max=0.019068 Jy/beam ! Clean residual mean=0.001656 rms=0.003145 Jy/beam ! Combined flux in latest and established models = 1.79302 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 1.79302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160823Jy sigma=0.001915 ! Fit after self-cal, rms=0.160591Jy sigma=0.001913 ! 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 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 GC 0.99 HH 1.00* ! HN 0.98 KK 1.01 KP 0.97 LA 0.98 ! MC 1.08 MK 0.99 NL 0.99 NY 0.94 ! ON 0.97 OV 1.00 PT 0.99 SC 1.01 ! WF 0.95 WZ 1.05 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 GC 1.01 HH 1.00* ! HN 0.96 KK 1.04 KP 0.98 LA 0.99 ! MC 1.06 MK 0.98 NL 0.97 NY 0.95 ! ON 0.97 OV 0.98 PT 1.03 SC 1.00 ! WF 0.94 WZ 1.06 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 GC 1.01 HH 1.00* ! HN 0.96 KK 1.02 KP 0.99 LA 0.98 ! MC 1.07 MK 0.96 NL 0.97 NY 0.94 ! ON 0.98 OV 0.99 PT 1.01 SC 1.00 ! WF 1.02 WZ 1.04 ! ! ! 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 1.06 HH 1.00* ! HN 0.95 KK 1.00 KP 0.97 LA 0.99 ! MC 1.10 MK 0.94 NL 0.99 NY 0.95 ! ON 0.97 OV 0.98 PT 1.04 SC 1.06 ! WF 1.06 WZ 1.06 ! ! ! Fit before self-cal, rms=0.160591Jy sigma=0.001913 ! Fit after self-cal, rms=0.144650Jy sigma=0.001682 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5674 mas, bmaj=1.186 mas, bpa=-13.34 degrees ! Estimated noise=481.1 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 = 0.0158463 Jy ! Component: 100 - total flux cleaned = 0.0245192 Jy ! Total flux subtracted in 100 components = 0.0245192 Jy ! Clean residual min=-0.009369 max=0.013278 Jy/beam ! Clean residual mean=0.000846 rms=0.002445 Jy/beam ! Combined flux in latest and established models = 1.81754 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 133 components and 1.81754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142471Jy sigma=0.001648 ! Fit after self-cal, rms=0.142345Jy sigma=0.001646 ! 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 (0.1, 7.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131883 Jy ! Component: 100 - total flux cleaned = 0.0215928 Jy ! Total flux subtracted in 100 components = 0.0215928 Jy ! Clean residual min=-0.009070 max=0.011780 Jy/beam ! Clean residual mean=0.000710 rms=0.002284 Jy/beam ! Combined flux in latest and established models = 1.83913 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 158 components and 1.83913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140836Jy sigma=0.001622 ! Fit after self-cal, rms=0.117062Jy sigma=0.001266 ! Inverting map and beam ! Estimated beam: bmin=0.5676 mas, bmaj=1.188 mas, bpa=-12.86 degrees ! Estimated noise=481.222 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 = 0.00758769 Jy ! Component: 100 - total flux cleaned = 0.012558 Jy ! Total flux subtracted in 100 components = 0.012558 Jy ! Clean residual min=-0.005789 max=0.008347 Jy/beam ! Clean residual mean=0.000572 rms=0.001202 Jy/beam ! Combined flux in latest and established models = 1.85169 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 179 components and 1.85169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115728Jy sigma=0.001244 ! Fit after self-cal, rms=0.115648Jy sigma=0.001243 ! Inverting map ! Added new window around map position (-2.5, 4.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679045 Jy ! Component: 100 - total flux cleaned = 0.0115174 Jy ! Total flux subtracted in 100 components = 0.0115174 Jy ! Clean residual min=-0.004495 max=0.007236 Jy/beam ! Clean residual mean=0.000500 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 1.86321 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 195 components and 1.86321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114871Jy sigma=0.001230 ! Fit after self-cal, rms=0.114827Jy sigma=0.001230 ! Inverting map ! Added new window around map position (-2.2, 7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00696405 Jy ! Component: 100 - total flux cleaned = 0.0107992 Jy ! Total flux subtracted in 100 components = 0.0107992 Jy ! Clean residual min=-0.003977 max=0.005081 Jy/beam ! Clean residual mean=0.000432 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 1.87401 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 35 model components to the UV plane model. ! The established model now contains 223 components and 1.87401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114233Jy sigma=0.001220 ! Fit after self-cal, rms=0.114199Jy sigma=0.001220 ! Inverting map ! Added new window around map position (1.2, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373062 Jy ! Component: 100 - total flux cleaned = 0.00653717 Jy ! Total flux subtracted in 100 components = 0.00653717 Jy ! Clean residual min=-0.003506 max=0.004519 Jy/beam ! Clean residual mean=0.000390 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 1.88054 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 233 components and 1.88054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113814Jy sigma=0.001214 ! Fit after self-cal, rms=0.113798Jy sigma=0.001214 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0234+285_X ! Writing UV FITS file: 0234+285_X.uvf ! Writing 233 model components to file: 0234+285_X.mod ! wwins: Wrote 9 windows to 0234+285_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5676 x 1.188 at -12.86 degrees (North through East) ! Clean map min=-0.0032568 max=1.429 Jy/beam ! Writing clean map to FITS file: 0234+285_X.fits ! Writing difmap environment to: 0234+285_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0234+285_X] device 0234+285_Xuv.ps/vps,1,2 ! Attempting to open device: '0234+285_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0234+285_Xim.ps/vps ! Attempting to open device: '0234+285_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=0.5676 mas, bmaj=1.188 mas, bpa=-12.86 degrees ! Estimated noise=481.222 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5676 x 1.188 at -12.86 degrees (North through East) ! Clean map min=-0.0032568 max=1.429 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0234+285_X.log closed on Tue May 13 18:48:01 2008