! Started logfile: CTA26_X.log on Mon Apr 20 03:52:37 2009 observe CTA26_X.edt2 ! Reading UV FITS file: CTA26_X.edt2 ! AN table 1: 45 integrations on 190 of 190 possible baselines. ! AN table 2: 29 integrations on 190 of 190 possible baselines. ! AN table 3: 63 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.101806 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: CTA26 ! ! 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 1495 lines of history. ! ! Reading 10600 visibilities. ![@gonzo7-0.1 CTA26_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 791 telescope corrections were flagged in sub-array 1. ! A total of 478 telescope corrections were flagged in sub-array 2. ! A total of 1137 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 794 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 1143 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 794 telescope corrections were flagged in sub-array 1. ! A total of 477 telescope corrections were flagged in sub-array 2. ! A total of 1143 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 794 telescope corrections were flagged in sub-array 1. ! A total of 477 telescope corrections were flagged in sub-array 2. ! A total of 1165 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.403266Jy sigma=4.948082 ! Fit after self-cal, rms=0.397183Jy sigma=4.976980 ! 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=0.508 mas, bmaj=1.452 mas, bpa=-4.593 degrees ! Estimated noise=1.40992 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 = 0.730169 Jy ! Total flux subtracted in 50 components = 0.730169 Jy ! Clean residual min=-0.063352 max=0.232810 Jy/beam ! Clean residual mean=0.000279 rms=0.016018 Jy/beam ! Combined flux in latest and established models = 0.730169 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 4 components and 0.730169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.477880Jy sigma=5.895174 ! Fit after self-cal, rms=0.477635Jy sigma=5.892080 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.255334 Jy ! Total flux subtracted in 50 components = 0.255334 Jy ! Clean residual min=-0.038210 max=0.118558 Jy/beam ! Clean residual mean=0.000218 rms=0.009992 Jy/beam ! Combined flux in latest and established models = 0.985503 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 5 components and 0.985503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332022Jy sigma=3.884840 ! Fit after self-cal, rms=0.329267Jy sigma=3.837173 ! Inverting map ! Added new window around map position (0.5, 0.6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.138566 Jy ! Total flux subtracted in 50 components = 0.138566 Jy ! Clean residual min=-0.028702 max=0.063510 Jy/beam ! Clean residual mean=0.000187 rms=0.007126 Jy/beam ! Combined flux in latest and established models = 1.12407 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 7 components and 1.12407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266594Jy sigma=2.952564 ! Fit after self-cal, rms=0.265215Jy sigma=2.919579 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0770174 Jy ! Total flux subtracted in 50 components = 0.0770174 Jy ! Clean residual min=-0.024024 max=0.038806 Jy/beam ! Clean residual mean=0.000170 rms=0.005918 Jy/beam ! Combined flux in latest and established models = 1.20109 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 19 components and 1.20109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239330Jy sigma=2.539582 ! Fit after self-cal, rms=0.239175Jy sigma=2.530642 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0492121 Jy ! Total flux subtracted in 50 components = 0.0492121 Jy ! Clean residual min=-0.021096 max=0.037022 Jy/beam ! Clean residual mean=0.000159 rms=0.005375 Jy/beam ! Combined flux in latest and established models = 1.2503 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 1.2503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226372Jy sigma=2.337463 ! Fit after self-cal, rms=0.226373Jy sigma=2.334648 ! 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=0.5516 mas, bmaj=1.399 mas, bpa=-5.5 degrees ! Estimated noise=0.991604 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 (1.4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0673444 Jy ! Component: 100 - total flux cleaned = 0.112907 Jy ! Total flux subtracted in 100 components = 0.112907 Jy ! Clean residual min=-0.016256 max=0.034064 Jy/beam ! Clean residual mean=0.003295 rms=0.005479 Jy/beam ! Combined flux in latest and established models = 1.36321 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 54 components and 1.36321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203765Jy sigma=2.031001 ! Fit after self-cal, rms=0.202967Jy sigma=2.012942 ! 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 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 GC 0.95 HH 1.00 ! HN 0.99 KK 0.88 KP 0.87 LA 1.13 ! MA 0.83 MC 0.90 MK 0.97 NL 0.98 ! NY 1.19 ON 1.00 OV 0.98 PT 0.98 ! SC 1.01 TS 1.00* WF 0.89 WZ 0.89 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.93 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 0.93 LA 1.03 ! MA 0.95 MC 1.28 MK 1.00* NL 1.12 ! NY 1.00* ON 1.00* OV 1.01 PT 0.97 ! SC 0.91 TS 1.00* WF 0.91 WZ 1.08 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.98 GC 0.94 HH 1.00* ! HN 1.07 KK 0.79 KP 0.96 LA 1.20 ! MA 1.12 MC 0.96 MK 1.08 NL 1.05 ! NY 1.03 ON 0.94 OV 1.01 PT 1.01 ! SC 0.90 TS 0.89 WF 0.89 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 0.96 GC 1.00 HH 1.05 ! HN 1.01 KK 0.87 KP 0.92 LA 0.91 ! MA 0.86 MC 0.93 MK 0.99 NL 0.98 ! NY 1.12 ON 1.00 OV 1.02 PT 0.98 ! SC 1.22 TS 1.00* WF 0.88 WZ 0.87 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 0.93 LA 0.92 ! MA 1.03 MC 1.28 MK 1.00* NL 1.07 ! NY 1.00* ON 1.00* OV 1.00 PT 0.95 ! SC 1.00* TS 1.00* WF 0.86 WZ 1.08 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.99 GC 0.96 HH 1.00* ! HN 1.02 KK 0.84 KP 0.97 LA 1.36 ! MA 1.10 MC 0.95 MK 1.09 NL 1.02 ! NY 1.03 ON 1.02 OV 1.01 PT 0.98 ! SC 2.53 TS 0.89 WF 0.94 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 1.00 FD 0.97 GC 0.98 HH 1.04 ! HN 1.00 KK 0.81 KP 0.92 LA 0.91 ! MA 0.81 MC 0.95 MK 0.93 NL 0.95 ! NY 1.14 ON 1.01 OV 1.00 PT 0.98 ! SC 0.98 TS 1.00* WF 0.89 WZ 0.86 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.96 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.96 LA 1.00 ! MA 1.02 MC 1.33 MK 1.00* NL 1.05 ! NY 1.00* ON 1.00* OV 1.00 PT 0.94 ! SC 0.99 TS 1.00* WF 0.89 WZ 0.95 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.99 GC 0.96 HH 1.00* ! HN 1.04 KK 0.82 KP 0.93 LA 1.22 ! MA 1.16 MC 1.00* MK 1.03 NL 0.98 ! NY 1.04 ON 0.97 OV 1.00 PT 1.02 ! SC 0.93 TS 0.91 WF 0.90 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.88 GC 0.93 HH 1.20 ! HN 1.00 KK 0.79 KP 0.91 LA 0.95 ! MA 0.83 MC 0.97 MK 0.97 NL 0.94 ! NY 1.10 ON 0.99 OV 0.96 PT 0.99 ! SC 1.01 TS 1.00* WF 0.90 WZ 0.86 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.86 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.92 LA 0.93 ! MA 0.98 MC 1.34 MK 1.00* NL 1.01 ! NY 1.00* ON 1.00* OV 1.00 PT 0.93 ! SC 0.99 TS 1.00* WF 0.92 WZ 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 GC 0.97 HH 1.00* ! HN 1.05 KK 0.89 KP 0.96 LA 1.22 ! MA 0.93 MC 1.00* MK 1.06 NL 1.05 ! NY 1.03 ON 0.89 OV 0.99 PT 1.00 ! SC 0.90 TS 0.84 WF 0.88 WZ 1.00* ! ! ! Fit before self-cal, rms=0.202967Jy sigma=2.012942 ! Fit after self-cal, rms=0.169971Jy sigma=1.475047 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.554 mas, bmaj=1.448 mas, bpa=-5.559 degrees ! Estimated noise=0.970963 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 (3.1, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0263592 Jy ! Component: 100 - total flux cleaned = 0.0404822 Jy ! Total flux subtracted in 100 components = 0.0404822 Jy ! Clean residual min=-0.007995 max=0.010732 Jy/beam ! Clean residual mean=0.001503 rms=0.002106 Jy/beam ! Combined flux in latest and established models = 1.40369 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 74 components and 1.40369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165748Jy sigma=1.412400 ! Fit after self-cal, rms=0.165346Jy sigma=1.404248 ! 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 = 0.00790275 Jy ! Component: 100 - total flux cleaned = 0.0129742 Jy ! Total flux subtracted in 100 components = 0.0129742 Jy ! Clean residual min=-0.006097 max=0.009354 Jy/beam ! Clean residual mean=0.001360 rms=0.001919 Jy/beam ! Combined flux in latest and established models = 1.41666 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 1.41666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164006Jy sigma=1.391418 ! Fit after self-cal, rms=0.162300Jy sigma=1.354209 ! Inverting map and beam ! Estimated beam: bmin=0.555 mas, bmaj=1.444 mas, bpa=-5.577 degrees ! Estimated noise=0.971314 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107735 Jy ! Component: 100 - total flux cleaned = 0.0149027 Jy ! Total flux subtracted in 100 components = 0.0149027 Jy ! Clean residual min=-0.005778 max=0.008044 Jy/beam ! Clean residual mean=0.000919 rms=0.001667 Jy/beam ! Combined flux in latest and established models = 1.43156 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 1.43156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161151Jy sigma=1.339983 ! Fit after self-cal, rms=0.160975Jy sigma=1.325866 ! Inverting map and beam ! Estimated beam: bmin=0.5557 mas, bmaj=1.442 mas, bpa=-5.593 degrees ! Estimated noise=0.972022 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00757154 Jy ! Component: 100 - total flux cleaned = 0.0101485 Jy ! Total flux subtracted in 100 components = 0.0101485 Jy ! Clean residual min=-0.005883 max=0.007028 Jy/beam ! Clean residual mean=0.000700 rms=0.001533 Jy/beam ! Combined flux in latest and established models = 1.44171 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 1.44171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160262Jy sigma=1.317525 ! Fit after self-cal, rms=0.160250Jy sigma=1.310568 ! Inverting map and beam ! Estimated beam: bmin=0.5562 mas, bmaj=1.44 mas, bpa=-5.604 degrees ! Estimated noise=0.972208 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 = 0.00469573 Jy ! Component: 100 - total flux cleaned = 0.00712197 Jy ! Total flux subtracted in 100 components = 0.00712198 Jy ! Clean residual min=-0.005886 max=0.006420 Jy/beam ! Clean residual mean=0.000558 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 1.44883 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 116 components and 1.44883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159746Jy sigma=1.304997 ! Fit after self-cal, rms=0.159577Jy sigma=1.302798 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save CTA26_X ! Writing UV FITS file: CTA26_X.uvf ! Writing 116 model components to file: CTA26_X.mod ! wwins: Wrote 4 windows to CTA26_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5562 x 1.44 at -5.604 degrees (North through East) ! Clean map min=-0.0056994 max=0.93075 Jy/beam ! Writing clean map to FITS file: CTA26_X.fits ! Writing difmap environment to: CTA26_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot CTA26_X] device CTA26_Xuv.ps/vps,1,2 ! Attempting to open device: 'CTA26_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device CTA26_Xim.ps/vps ! Attempting to open device: 'CTA26_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=0.5562 mas, bmaj=1.44 mas, bpa=-5.604 degrees ! Estimated noise=0.972208 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5562 x 1.44 at -5.604 degrees (North through East) ! Clean map min=-0.0056994 max=0.93075 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file CTA26_X.log closed on Mon Apr 20 03:52:47 2009