! Started logfile: 1923+210_X.log on Mon Dec 11 16:34:15 2006 observe 1923+210_X.edt ! Reading UV FITS file: 1923+210_X.edt ! AN table 1: 103 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.130021 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1923+210 ! ! 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 8196 visibilities. ![@gonzo6-0.1 1923+210_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 1347 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1346 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1344 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1345 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.416781Jy sigma=0.006652 ! Fit after self-cal, rms=0.417364Jy sigma=0.006669 ! 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=0.6335 mas, bmaj=0.94 mas, bpa=-12.69 degrees ! Estimated noise=1083.97 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 = 0.975394 Jy ! Total flux subtracted in 50 components = 0.975394 Jy ! Clean residual min=-0.054961 max=0.272060 Jy/beam ! Clean residual mean=0.000051 rms=0.019477 Jy/beam ! Combined flux in latest and established models = 0.975394 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 0.975394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436436Jy sigma=0.006957 ! Fit after self-cal, rms=0.436436Jy sigma=0.006957 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.257751 Jy ! Total flux subtracted in 50 components = 0.257751 Jy ! Clean residual min=-0.035132 max=0.110050 Jy/beam ! Clean residual mean=0.000056 rms=0.011219 Jy/beam ! Combined flux in latest and established models = 1.23315 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 1.23315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267007Jy sigma=0.004276 ! Fit after self-cal, rms=0.266033Jy sigma=0.004270 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.121864 Jy ! Total flux subtracted in 50 components = 0.121864 Jy ! Clean residual min=-0.029101 max=0.067421 Jy/beam ! Clean residual mean=0.000059 rms=0.008206 Jy/beam ! Combined flux in latest and established models = 1.35501 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 17 components and 1.35501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206114Jy sigma=0.003226 ! Fit after self-cal, rms=0.205411Jy sigma=0.003220 ! Inverting map ! Added new window around map position (-1.4, -0.6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0781987 Jy ! Total flux subtracted in 50 components = 0.0781987 Jy ! Clean residual min=-0.025078 max=0.042532 Jy/beam ! Clean residual mean=0.000062 rms=0.006606 Jy/beam ! Combined flux in latest and established models = 1.43321 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 23 components and 1.43321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173808Jy sigma=0.002649 ! Fit after self-cal, rms=0.173125Jy sigma=0.002644 ! Inverting map ! Added new window around map position (-0.6, -0.3). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0562147 Jy ! Total flux subtracted in 50 components = 0.0562147 Jy ! Clean residual min=-0.021600 max=0.031433 Jy/beam ! Clean residual mean=0.000065 rms=0.005586 Jy/beam ! Combined flux in latest and established models = 1.48942 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 29 components and 1.48942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153882Jy sigma=0.002283 ! Fit after self-cal, rms=0.153509Jy sigma=0.002280 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0418126 Jy ! Total flux subtracted in 50 components = 0.0418126 Jy ! Clean residual min=-0.019196 max=0.026095 Jy/beam ! Clean residual mean=0.000067 rms=0.004933 Jy/beam ! Combined flux in latest and established models = 1.53123 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 1.53123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141639Jy sigma=0.002054 ! Fit after self-cal, rms=0.141371Jy sigma=0.002052 ! 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=0.752 mas, bmaj=1.163 mas, bpa=-14.97 degrees ! Estimated noise=604.846 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 = 0.0520779 Jy ! Component: 100 - total flux cleaned = 0.084224 Jy ! Total flux subtracted in 100 components = 0.084224 Jy ! Clean residual min=-0.015982 max=0.028338 Jy/beam ! Clean residual mean=0.000031 rms=0.005173 Jy/beam ! Combined flux in latest and established models = 1.61546 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 58 components and 1.61546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125230Jy sigma=0.001737 ! Fit after self-cal, rms=0.124501Jy sigma=0.001728 ! 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 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 GC 0.96 HH 1.00* HN 1.01 ! LA 0.99 MC 1.00* MK 1.00 NY 1.05 ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.08 WF 1.01 BR 1.00 KK 1.01 ! KP 1.00 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 GC 0.98 HH 1.00* HN 0.99 ! LA 0.98 MC 1.00* MK 0.99 NY 1.05 ! ON 1.00* OV 0.99 PT 1.03 SC 1.00* ! TS 1.06 WF 1.01 BR 1.01 KK 1.02 ! KP 0.95 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 GC 0.98 HH 1.00* HN 0.98 ! LA 0.97 MC 1.00* MK 0.98 NY 1.03 ! ON 1.00* OV 1.01 PT 1.06 SC 1.00* ! TS 1.03 WF 1.10 BR 1.02 KK 0.98 ! KP 0.92 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 GC 1.02 HH 1.00* HN 0.97 ! LA 0.95 MC 1.00* MK 1.00 NY 1.07 ! ON 1.00* OV 0.99 PT 1.02 SC 1.00* ! TS 1.01 WF 1.11 BR 0.99 KK 0.99 ! KP 0.93 WZ 1.00* ! ! ! Fit before self-cal, rms=0.124501Jy sigma=0.001728 ! Fit after self-cal, rms=0.106885Jy sigma=0.001435 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7563 mas, bmaj=1.181 mas, bpa=-14.92 degrees ! Estimated noise=603.3 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 (-3.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025641 Jy ! Component: 100 - total flux cleaned = 0.0401784 Jy ! Total flux subtracted in 100 components = 0.0401784 Jy ! Clean residual min=-0.008357 max=0.013727 Jy/beam ! Clean residual mean=0.000024 rms=0.002635 Jy/beam ! Combined flux in latest and established models = 1.65564 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 1.65564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101997Jy sigma=0.001328 ! Fit after self-cal, rms=0.101570Jy sigma=0.001321 ! Inverting map ! Added new window around map position (-5.6, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163875 Jy ! Component: 100 - total flux cleaned = 0.0266725 Jy ! Total flux subtracted in 100 components = 0.0266725 Jy ! Clean residual min=-0.006643 max=0.008141 Jy/beam ! Clean residual mean=0.000034 rms=0.002100 Jy/beam ! Combined flux in latest and established models = 1.68231 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 116 components and 1.68231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099346Jy sigma=0.001274 ! Fit after self-cal, rms=0.099196Jy sigma=0.001271 ! 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 (-7.3, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00932038 Jy ! Component: 100 - total flux cleaned = 0.0159702 Jy ! Total flux subtracted in 100 components = 0.0159702 Jy ! Clean residual min=-0.006291 max=0.007207 Jy/beam ! Clean residual mean=0.000041 rms=0.001904 Jy/beam ! Combined flux in latest and established models = 1.69828 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 143 components and 1.69828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098331Jy sigma=0.001255 ! Fit after self-cal, rms=0.094849Jy sigma=0.001194 ! Inverting map and beam ! Estimated beam: bmin=0.7567 mas, bmaj=1.182 mas, bpa=-15.07 degrees ! Estimated noise=603.569 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 = 0.00668441 Jy ! Component: 100 - total flux cleaned = 0.0115665 Jy ! Total flux subtracted in 100 components = 0.0115665 Jy ! Clean residual min=-0.004414 max=0.004558 Jy/beam ! Clean residual mean=-0.000012 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 1.70985 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 172 components and 1.70985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094373Jy sigma=0.001185 ! Fit after self-cal, rms=0.094330Jy sigma=0.001185 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1923+210_X ! Writing UV FITS file: 1923+210_X.uvf ! Writing 172 model components to file: 1923+210_X.mod ! wwins: Wrote 6 windows to 1923+210_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7567 x 1.182 at -15.07 degrees (North through East) ! Clean map min=-0.0042532 max=1.2985 Jy/beam ! Writing clean map to FITS file: 1923+210_X.fits ! Writing difmap environment to: 1923+210_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1923+210_X] device 1923+210_Xuv.ps/vps,1,2 ! Attempting to open device: '1923+210_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1923+210_Xim.ps/vps ! Attempting to open device: '1923+210_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=0.7567 mas, bmaj=1.182 mas, bpa=-15.07 degrees ! Estimated noise=603.569 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7567 x 1.182 at -15.07 degrees (North through East) ! Clean map min=-0.0042532 max=1.2985 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 1923+210_X.log closed on Mon Dec 11 16:34:38 2006