! Started logfile: 1538+149_X.log on Wed Jul 9 10:47:44 2008 observe 1538+149_X.edt2 ! Reading UV FITS file: 1538+149_X.edt2 ! AN table 1: 24 integrations on 190 of 190 possible baselines. ! AN table 2: 39 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.120635 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1538+149 ! ! 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 1476 lines of history. ! ! Reading 5776 visibilities. ![@gonzo7-0.1 1538+149_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 447 telescope corrections were flagged in sub-array 1. ! A total of 630 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 449 telescope corrections were flagged in sub-array 1. ! A total of 630 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 449 telescope corrections were flagged in sub-array 1. ! A total of 630 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 452 telescope corrections were flagged in sub-array 1. ! A total of 639 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.606625Jy sigma=12.743990 ! Fit after self-cal, rms=0.596439Jy sigma=12.835227 ! 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=0.6683 mas, bmaj=1.131 mas, bpa=-4.694 degrees ! Estimated noise=1.00041 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 = 0.333252 Jy ! Total flux subtracted in 50 components = 0.333252 Jy ! Clean residual min=-0.026354 max=0.095147 Jy/beam ! Clean residual mean=0.000071 rms=0.008548 Jy/beam ! Combined flux in latest and established models = 0.333252 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.333252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162673Jy sigma=3.743243 ! Fit after self-cal, rms=0.162652Jy sigma=3.743147 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0923768 Jy ! Total flux subtracted in 50 components = 0.0923768 Jy ! Clean residual min=-0.017813 max=0.038140 Jy/beam ! Clean residual mean=0.000041 rms=0.004957 Jy/beam ! Combined flux in latest and established models = 0.425629 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 10 components and 0.425629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122663Jy sigma=2.375652 ! Fit after self-cal, rms=0.122511Jy sigma=2.374993 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0397315 Jy ! Total flux subtracted in 50 components = 0.0397315 Jy ! Clean residual min=-0.018577 max=0.025025 Jy/beam ! Clean residual mean=0.000028 rms=0.004077 Jy/beam ! Combined flux in latest and established models = 0.46536 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 11 components and 0.46536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114281Jy sigma=1.987538 ! Fit after self-cal, rms=0.114057Jy sigma=1.985697 ! 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=0.7755 mas, bmaj=1.167 mas, bpa=-6.926 degrees ! Estimated noise=0.726332 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 = 0.0226587 Jy ! Component: 100 - total flux cleaned = 0.0341843 Jy ! Total flux subtracted in 100 components = 0.0341843 Jy ! Clean residual min=-0.014978 max=0.020297 Jy/beam ! Clean residual mean=0.000147 rms=0.003390 Jy/beam ! Combined flux in latest and established models = 0.499545 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.499545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112003Jy sigma=1.816966 ! Fit after self-cal, rms=0.111888Jy sigma=1.814950 ! 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 1.00* FD 1.00* GC 1.00 HH 1.00* ! HN 1.00* KK 0.94 KP 1.00* LA 1.00* ! MA 1.00* MC 1.00* MK 0.90 NL 1.00* ! NY 1.31 ON 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.69 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.37 FD 1.00 GC 0.97 HH 1.00* ! HN 0.94 KK 0.99 KP 0.95 LA 0.91 ! MA 1.00* MC 1.00* MK 1.06 NL 0.83 ! NY 1.06 ON 1.00* OV 1.04 PT 0.98 ! SC 1.01 TS 1.00* WF 0.93 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 0.84 HH 1.00* ! HN 1.00* KK 0.94 KP 1.00* LA 1.00* ! MA 1.00* MC 1.00* MK 0.81 NL 1.00* ! NY 0.87 ON 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.50 FD 1.05 GC 0.99 HH 1.00* ! HN 0.93 KK 1.05 KP 1.00 LA 1.01 ! MA 1.00* MC 1.00* MK 0.99 NL 0.89 ! NY 1.04 ON 1.00* OV 1.03 PT 0.98 ! SC 1.01 TS 1.00* WF 0.91 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.09 HH 1.00* ! HN 1.00* KK 1.01 KP 1.00* LA 1.00* ! MA 1.00* MC 1.00* MK 0.85 NL 1.00* ! NY 0.92 ON 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.45 FD 1.04 GC 1.00 HH 1.00* ! HN 0.97 KK 1.03 KP 1.05 LA 0.98 ! MA 1.00* MC 1.00* MK 1.17 NL 0.87 ! NY 1.04 ON 1.00* OV 0.92 PT 0.89 ! SC 1.04 TS 1.00* WF 1.00 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 0.88 HH 1.00* ! HN 1.00* KK 1.02 KP 1.00* LA 1.00* ! MA 1.00* MC 1.00* MK 0.70 NL 1.00* ! NY 1.14 ON 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.43 FD 1.07 GC 0.98 HH 1.00* ! HN 0.89 KK 0.79 KP 1.01 LA 1.01 ! MA 1.00* MC 1.00* MK 1.09 NL 0.77 ! NY 1.03 ON 1.00* OV 0.93 PT 1.01 ! SC 0.94 TS 1.00* WF 0.91 WZ 1.00* ! ! ! Fit before self-cal, rms=0.111888Jy sigma=1.814950 ! Fit after self-cal, rms=0.099303Jy sigma=1.261876 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7799 mas, bmaj=1.177 mas, bpa=-5.924 degrees ! Estimated noise=0.716892 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 (-1, 1.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499003 Jy ! Component: 100 - total flux cleaned = 0.00566468 Jy ! Total flux subtracted in 100 components = 0.00566468 Jy ! Clean residual min=-0.005153 max=0.006002 Jy/beam ! Clean residual mean=-0.000024 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 0.505209 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 34 components and 0.505209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098362Jy sigma=1.240514 ! Fit after self-cal, rms=0.098261Jy sigma=1.236952 ! 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 = 0.00175016 Jy ! Component: 100 - total flux cleaned = 0.001907 Jy ! Total flux subtracted in 100 components = 0.001907 Jy ! Clean residual min=-0.005487 max=0.005689 Jy/beam ! Clean residual mean=-0.000029 rms=0.001230 Jy/beam ! Combined flux in latest and established models = 0.507116 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.507116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097859Jy sigma=1.231185 ! Fit after self-cal, rms=0.097437Jy sigma=1.203972 ! Inverting map and beam ! Estimated beam: bmin=0.7781 mas, bmaj=1.179 mas, bpa=-6.126 degrees ! Estimated noise=0.715361 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 = 0.000682671 Jy ! Component: 100 - total flux cleaned = 0.000547455 Jy ! Total flux subtracted in 100 components = 0.000547455 Jy ! Clean residual min=-0.004572 max=0.005359 Jy/beam ! Clean residual mean=-0.000048 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.507664 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 45 components and 0.507664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097103Jy sigma=1.200085 ! Fit after self-cal, rms=0.097086Jy sigma=1.198988 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1538+149_X ! Writing UV FITS file: 1538+149_X.uvf ! Writing 45 model components to file: 1538+149_X.mod ! wwins: Wrote 2 windows to 1538+149_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7781 x 1.179 at -6.126 degrees (North through East) ! Clean map min=-0.0044345 max=0.42546 Jy/beam ! Writing clean map to FITS file: 1538+149_X.fits ! Writing difmap environment to: 1538+149_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1538+149_X] device 1538+149_Xuv.ps/vps,1,2 ! Attempting to open device: '1538+149_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1538+149_Xim.ps/vps ! Attempting to open device: '1538+149_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=0.7781 mas, bmaj=1.179 mas, bpa=-6.126 degrees ! Estimated noise=0.715361 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7781 x 1.179 at -6.126 degrees (North through East) ! Clean map min=-0.0044345 max=0.42546 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1538+149_X.log closed on Wed Jul 9 10:47:52 2008