! Started logfile: 3C274_S.log on Fri Feb 20 12:31:58 2009 observe 3C274_S.edt ! Reading UV FITS file: 3C274_S.edt ! AN table 1: 41 integrations on 190 of 190 possible baselines. ! AN table 2: 12 integrations on 190 of 190 possible baselines. ! AN table 3: 63 integrations on 190 of 190 possible baselines. ! AN table 4: 53 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.169636 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 3C274 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1477 lines of history. ! ! Reading 21788 visibilities. ![@gonzo6-0.4 3C274_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 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 0.400x0.400 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 551 telescope corrections were flagged in sub-array 1. ! A total of 158 telescope corrections were flagged in sub-array 2. ! A total of 893 telescope corrections were flagged in sub-array 3. ! A total of 906 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 565 telescope corrections were flagged in sub-array 1. ! A total of 158 telescope corrections were flagged in sub-array 2. ! A total of 895 telescope corrections were flagged in sub-array 3. ! A total of 906 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 554 telescope corrections were flagged in sub-array 1. ! A total of 158 telescope corrections were flagged in sub-array 2. ! A total of 896 telescope corrections were flagged in sub-array 3. ! A total of 906 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 549 telescope corrections were flagged in sub-array 1. ! A total of 158 telescope corrections were flagged in sub-array 2. ! A total of 895 telescope corrections were flagged in sub-array 3. ! A total of 903 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.676530Jy sigma=7.123142 ! Fit after self-cal, rms=0.664270Jy sigma=7.018801 ! 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=1.913 mas, bmaj=3.957 mas, bpa=2.123 degrees ! Estimated noise=0.986552 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 = 0.593095 Jy ! Total flux subtracted in 50 components = 0.593095 Jy ! Clean residual min=-0.045319 max=0.246065 Jy/beam ! Clean residual mean=0.000374 rms=0.014223 Jy/beam ! Combined flux in latest and established models = 0.593095 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 7 components and 0.593095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.663143Jy sigma=7.552309 ! Fit after self-cal, rms=0.662717Jy sigma=7.550623 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.272819 Jy ! Total flux subtracted in 50 components = 0.272819 Jy ! Clean residual min=-0.033304 max=0.135264 Jy/beam ! Clean residual mean=0.000330 rms=0.009988 Jy/beam ! Combined flux in latest and established models = 0.865915 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.865915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.529185Jy sigma=5.654550 ! Fit after self-cal, rms=0.528494Jy sigma=5.652033 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.154279 Jy ! Total flux subtracted in 50 components = 0.154279 Jy ! Clean residual min=-0.029366 max=0.111585 Jy/beam ! Clean residual mean=0.000305 rms=0.008316 Jy/beam ! Combined flux in latest and established models = 1.02019 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 1.02019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.470718Jy sigma=4.780904 ! Fit after self-cal, rms=0.470090Jy sigma=4.777983 ! Inverting map ! Added new window around map position (-2.8, 0.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113113 Jy ! Total flux subtracted in 50 components = 0.113113 Jy ! Clean residual min=-0.027194 max=0.079212 Jy/beam ! Clean residual mean=0.000285 rms=0.007367 Jy/beam ! Combined flux in latest and established models = 1.13331 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 20 components and 1.13331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.433818Jy sigma=4.262423 ! Fit after self-cal, rms=0.432827Jy sigma=4.250896 ! Inverting map ! Added new window around map position (-5.6, 0.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0874987 Jy ! Total flux subtracted in 50 components = 0.0874987 Jy ! Clean residual min=-0.024915 max=0.069210 Jy/beam ! Clean residual mean=0.000270 rms=0.006568 Jy/beam ! Combined flux in latest and established models = 1.22081 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 33 components and 1.22081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.408319Jy sigma=3.904301 ! Fit after self-cal, rms=0.407805Jy sigma=3.894413 ! Inverting map ! Added new window around map position (2.8, -0.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0722496 Jy ! Total flux subtracted in 50 components = 0.0722496 Jy ! Clean residual min=-0.022849 max=0.042275 Jy/beam ! Clean residual mean=0.000258 rms=0.006037 Jy/beam ! Combined flux in latest and established models = 1.29306 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 38 components and 1.29306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.390718Jy sigma=3.640111 ! Fit after self-cal, rms=0.390507Jy sigma=3.637478 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0555993 Jy ! Total flux subtracted in 50 components = 0.0555993 Jy ! Clean residual min=-0.021379 max=0.041555 Jy/beam ! Clean residual mean=0.000248 rms=0.005713 Jy/beam ! Combined flux in latest and established models = 1.34865 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 47 components and 1.34865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379265Jy sigma=3.464655 ! Fit after self-cal, rms=0.379129Jy sigma=3.462921 ! Inverting map ! Added new window around map position (-11.6, 4). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0496568 Jy ! Total flux subtracted in 50 components = 0.0496568 Jy ! Clean residual min=-0.019486 max=0.038096 Jy/beam ! Clean residual mean=0.000240 rms=0.005418 Jy/beam ! Combined flux in latest and established models = 1.39831 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 1.39831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.369945Jy sigma=3.332586 ! Fit after self-cal, rms=0.369783Jy sigma=3.330447 ! Inverting map ! Added new window around map position (-8.4, 3.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0442165 Jy ! Total flux subtracted in 50 components = 0.0442165 Jy ! Clean residual min=-0.018642 max=0.034523 Jy/beam ! Clean residual mean=0.000233 rms=0.005212 Jy/beam ! Combined flux in latest and established models = 1.44253 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 1.44253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362053Jy sigma=3.216519 ! Fit after self-cal, rms=0.361888Jy sigma=3.214898 ! Inverting map ! Added new window around map position (-20.8, 9.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0404496 Jy ! Total flux subtracted in 50 components = 0.0404496 Jy ! Clean residual min=-0.018021 max=0.031337 Jy/beam ! Clean residual mean=0.000227 rms=0.005006 Jy/beam ! Combined flux in latest and established models = 1.48298 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 69 components and 1.48298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.355333Jy sigma=3.120564 ! Fit after self-cal, rms=0.355160Jy sigma=3.119130 ! Inverting map ! Added new window around map position (-17.6, 4.4). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0369642 Jy ! Total flux subtracted in 50 components = 0.0369642 Jy ! Clean residual min=-0.016907 max=0.022640 Jy/beam ! Clean residual mean=0.000222 rms=0.004810 Jy/beam ! Combined flux in latest and established models = 1.51994 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 83 components and 1.51994 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349593Jy sigma=3.035701 ! Fit after self-cal, rms=0.349394Jy sigma=3.034542 ! 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=2.189 mas, bmaj=4.551 mas, bpa=0.9698 degrees ! Estimated noise=0.618793 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 = 0.0769093 Jy ! Component: 100 - total flux cleaned = 0.137992 Jy ! Total flux subtracted in 100 components = 0.137992 Jy ! Clean residual min=-0.016743 max=0.037583 Jy/beam ! Clean residual mean=0.003404 rms=0.007617 Jy/beam ! Combined flux in latest and established models = 1.65793 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 58 model components to the UV plane model. ! The established model now contains 130 components and 1.65793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332041Jy sigma=2.750740 ! Fit after self-cal, rms=0.331631Jy sigma=2.742665 ! 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 0.98 FD 0.93 GC 1.00* HH 0.81 ! HN 0.85 KK 1.00* KP 1.00* LA 0.98 ! MA 1.48 MC 1.01 MK 1.00* NL 0.99 ! NY 1.10 ON 1.06 OV 1.00* PT 0.83 ! SC 1.16 TS 1.00* WF 0.81 WZ 0.92 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.02 GC 1.11 HH 1.00* ! HN 0.91 KK 1.06 KP 0.93 LA 0.86 ! MA 1.00* MC 1.00* MK 0.91 NL 0.86 ! NY 1.00* ON 1.00* OV 1.07 PT 0.84 ! SC 1.23 TS 1.02 WF 1.01 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 1.04 GC 1.08 HH 1.00* ! HN 0.91 KK 0.96 KP 0.93 LA 1.01 ! MA 1.00* MC 1.00* MK 0.89 NL 0.93 ! NY 1.09 ON 1.00* OV 1.03 PT 0.84 ! SC 1.07 TS 1.00* WF 0.97 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.08 LA 1.12 ! MA 1.00* MC 1.00* MK 0.96 NL 1.00* ! NY 1.00* ON 1.00* OV 0.94 PT 0.82 ! SC 1.00* TS 0.98 WF 1.00* 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 0.94 FD 0.89 GC 1.00* HH 0.99 ! HN 0.90 KK 1.00* KP 1.00* LA 1.04 ! MA 0.94 MC 0.92 MK 1.00* NL 1.02 ! NY 1.13 ON 1.17 OV 1.00* PT 0.95 ! SC 1.00 TS 1.00* WF 0.84 WZ 0.95 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 GC 1.03 HH 1.00* ! HN 0.90 KK 1.07 KP 1.06 LA 0.94 ! MA 1.00* MC 1.00* MK 1.07 NL 0.91 ! NY 1.00* ON 1.00* OV 0.98 PT 0.86 ! SC 1.00 TS 1.01 WF 1.00 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.97 GC 1.06 HH 1.00* ! HN 0.95 KK 1.01 KP 1.04 LA 1.03 ! MA 1.00* MC 1.00* MK 0.94 NL 0.99 ! NY 1.12 ON 1.00* OV 0.96 PT 0.88 ! SC 0.93 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.12 LA 1.11 ! MA 1.00* MC 1.00* MK 1.04 NL 1.00* ! NY 1.00* ON 1.00* OV 0.90 PT 0.89 ! SC 1.00* TS 0.97 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.78 GC 1.00* HH 0.84 ! HN 1.09 KK 1.00* KP 1.00* LA 0.92 ! MA 1.25 MC 2.86 MK 1.00* NL 0.96 ! NY 1.01 ON 1.00 OV 1.00* PT 0.94 ! SC 1.10 TS 1.00* WF 0.93 WZ 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 FD 0.98 GC 1.02 HH 1.00* ! HN 1.03 KK 0.99 KP 1.20 LA 1.00 ! MA 1.00* MC 1.00* MK 0.99 NL 0.85 ! NY 1.00* ON 1.00* OV 1.07 PT 0.98 ! SC 1.15 TS 1.07 WF 0.86 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.94 GC 1.15 HH 1.00* ! HN 1.04 KK 1.04 KP 1.01 LA 0.94 ! MA 1.00* MC 1.00* MK 0.95 NL 1.04 ! NY 1.18 ON 1.00* OV 0.98 PT 0.91 ! SC 1.05 TS 1.00* WF 1.06 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.21 LA 0.98 ! MA 1.00* MC 1.00* MK 0.93 NL 1.00* ! NY 1.00* ON 1.00* OV 0.97 PT 0.96 ! SC 1.00* TS 0.80 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.68 GC 1.00* HH 0.91 ! HN 1.06 KK 1.00* KP 1.00* LA 0.87 ! MA 1.40 MC 1.43 MK 1.00* NL 1.06 ! NY 1.06 ON 1.02 OV 1.00* PT 0.86 ! SC 1.10 TS 1.00* WF 0.88 WZ 0.99 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.84 GC 1.10 HH 1.00* ! HN 1.19 KK 1.07 KP 1.10 LA 0.76 ! MA 1.00* MC 1.00* MK 1.06 NL 0.91 ! NY 1.00* ON 1.00* OV 0.98 PT 0.83 ! SC 1.10 TS 1.05 WF 1.00 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.83 GC 1.07 HH 1.00* ! HN 1.08 KK 0.96 KP 1.10 LA 0.86 ! MA 1.00* MC 1.00* MK 0.95 NL 1.01 ! NY 1.12 ON 1.00* OV 0.92 PT 0.93 ! SC 1.01 TS 1.00* WF 0.93 WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.17 LA 0.84 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00* ! NY 1.00* ON 1.00* OV 0.89 PT 0.92 ! SC 1.00* TS 0.85 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.331631Jy sigma=2.742665 ! Fit after self-cal, rms=0.302028Jy sigma=2.155135 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.198 mas, bmaj=4.576 mas, bpa=1.291 degrees ! Estimated noise=0.592154 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 (-24, 10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0425782 Jy ! Component: 100 - total flux cleaned = 0.074575 Jy ! Total flux subtracted in 100 components = 0.074575 Jy ! Clean residual min=-0.013884 max=0.022122 Jy/beam ! Clean residual mean=0.002274 rms=0.004621 Jy/beam ! Combined flux in latest and established models = 1.73251 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 53 model components to the UV plane model. ! The established model now contains 178 components and 1.73251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295812Jy sigma=2.038812 ! Fit after self-cal, rms=0.295604Jy sigma=2.029350 ! Inverting map ! Added new window around map position (-14.4, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282468 Jy ! Component: 100 - total flux cleaned = 0.0491969 Jy ! Total flux subtracted in 100 components = 0.0491969 Jy ! Clean residual min=-0.013694 max=0.020903 Jy/beam ! Clean residual mean=0.002065 rms=0.004216 Jy/beam ! Combined flux in latest and established models = 1.7817 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 52 model components to the UV plane model. ! The established model now contains 217 components and 1.78171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292692Jy sigma=1.975028 ! Fit after self-cal, rms=0.292630Jy sigma=1.970746 ! Inverting map ! Added new window around map position (-36.8, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0231125 Jy ! Component: 100 - total flux cleaned = 0.0379145 Jy ! Total flux subtracted in 100 components = 0.0379145 Jy ! Clean residual min=-0.012082 max=0.017218 Jy/beam ! Clean residual mean=0.001916 rms=0.003887 Jy/beam ! Combined flux in latest and established models = 1.81962 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 52 model components to the UV plane model. ! The established model now contains 257 components and 1.81962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290348Jy sigma=1.932235 ! Fit after self-cal, rms=0.290336Jy sigma=1.929960 ! 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 (-19.6, -9.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158639 Jy ! Component: 100 - total flux cleaned = 0.0271557 Jy ! Total flux subtracted in 100 components = 0.0271557 Jy ! Clean residual min=-0.010693 max=0.015841 Jy/beam ! Clean residual mean=0.001807 rms=0.003674 Jy/beam ! Combined flux in latest and established models = 1.84678 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 56 model components to the UV plane model. ! The established model now contains 287 components and 1.84678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288674Jy sigma=1.901658 ! Fit after self-cal, rms=0.312282Jy sigma=1.699550 ! Inverting map and beam ! Estimated beam: bmin=2.215 mas, bmaj=4.57 mas, bpa=1.411 degrees ! Estimated noise=0.594845 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0214956 Jy ! Component: 100 - total flux cleaned = 0.0382109 Jy ! Total flux subtracted in 100 components = 0.0382109 Jy ! Clean residual min=-0.010586 max=0.013250 Jy/beam ! Clean residual mean=0.001514 rms=0.002908 Jy/beam ! Combined flux in latest and established models = 1.88499 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 55 model components to the UV plane model. ! The established model now contains 323 components and 1.88499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310598Jy sigma=1.663640 ! Fit after self-cal, rms=0.323491Jy sigma=1.647948 ! Inverting map and beam ! Estimated beam: bmin=2.221 mas, bmaj=4.573 mas, bpa=1.371 degrees ! Estimated noise=0.595989 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176 Jy ! Component: 100 - total flux cleaned = 0.0289262 Jy ! Total flux subtracted in 100 components = 0.0289262 Jy ! Clean residual min=-0.009098 max=0.012605 Jy/beam ! Clean residual mean=0.001388 rms=0.002679 Jy/beam ! Combined flux in latest and established models = 1.91391 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 50 model components to the UV plane model. ! The established model now contains 343 components and 1.91391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322331Jy sigma=1.623354 ! Fit after self-cal, rms=0.393240Jy sigma=1.616979 ! Inverting map and beam ! Estimated beam: bmin=2.225 mas, bmaj=4.578 mas, bpa=1.314 degrees ! Estimated noise=0.596485 mJy/beam. ! Added new window around map position (-60.8, 30). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150309 Jy ! Component: 100 - total flux cleaned = 0.0258761 Jy ! Total flux subtracted in 100 components = 0.0258761 Jy ! Clean residual min=-0.008489 max=0.010424 Jy/beam ! Clean residual mean=0.001276 rms=0.002492 Jy/beam ! Combined flux in latest and established models = 1.93979 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 48 model components to the UV plane model. ! The established model now contains 362 components and 1.93979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.392481Jy sigma=1.597223 ! Fit after self-cal, rms=0.737509Jy sigma=1.594287 ! Inverting map and beam ! Estimated beam: bmin=2.228 mas, bmaj=4.58 mas, bpa=1.277 degrees ! Estimated noise=0.596922 mJy/beam. ! Added new window around map position (-71.6, 28). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128115 Jy ! Component: 100 - total flux cleaned = 0.022673 Jy ! Total flux subtracted in 100 components = 0.022673 Jy ! Clean residual min=-0.007832 max=0.009694 Jy/beam ! Clean residual mean=0.001191 rms=0.002339 Jy/beam ! Combined flux in latest and established models = 1.96246 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 57 model components to the UV plane model. ! The established model now contains 387 components and 1.96246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.737199Jy sigma=1.578255 ! Fit after self-cal, rms=2.120031Jy sigma=1.576604 ! Inverting map and beam ! Estimated beam: bmin=2.231 mas, bmaj=4.581 mas, bpa=1.265 degrees ! Estimated noise=0.597271 mJy/beam. ! Added new window around map position (-12.8, 24.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105194 Jy ! Component: 100 - total flux cleaned = 0.0199413 Jy ! Total flux subtracted in 100 components = 0.0199413 Jy ! Clean residual min=-0.007258 max=0.009231 Jy/beam ! Clean residual mean=0.001113 rms=0.002210 Jy/beam ! Combined flux in latest and established models = 1.9824 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 61 model components to the UV plane model. ! The established model now contains 412 components and 1.9824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.119958Jy sigma=1.563377 ! Fit after self-cal, rms=7.218834Jy sigma=1.562426 ! Inverting map and beam ! Estimated beam: bmin=2.233 mas, bmaj=4.579 mas, bpa=1.27 degrees ! Estimated noise=0.597177 mJy/beam. ! Added new window around map position (-40.4, 27.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00916572 Jy ! Component: 100 - total flux cleaned = 0.0174127 Jy ! Total flux subtracted in 100 components = 0.0174127 Jy ! Clean residual min=-0.006967 max=0.008450 Jy/beam ! Clean residual mean=0.001048 rms=0.002103 Jy/beam ! Combined flux in latest and established models = 1.99982 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 62 model components to the UV plane model. ! The established model now contains 434 components and 1.99982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=7.218792Jy sigma=1.551166 ! Fit after self-cal, rms=25.792027Jy sigma=1.550579 ! Inverting map and beam ! Estimated beam: bmin=2.235 mas, bmaj=4.579 mas, bpa=1.258 degrees ! Estimated noise=0.596797 mJy/beam. ! Added new window around map position (-57.6, 19.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00807331 Jy ! Component: 100 - total flux cleaned = 0.0157614 Jy ! Total flux subtracted in 100 components = 0.0157614 Jy ! Clean residual min=-0.006732 max=0.008067 Jy/beam ! Clean residual mean=0.000976 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 2.01558 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 58 model components to the UV plane model. ! The established model now contains 453 components and 2.01558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=25.792028Jy sigma=1.540845 ! Fit after self-cal, rms=93.197258Jy sigma=1.540383 ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=4.579 mas, bpa=1.242 degrees ! Estimated noise=0.596208 mJy/beam. ! Added new window around map position (-29.2, 12.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00716817 Jy ! Component: 100 - total flux cleaned = 0.0143209 Jy ! Total flux subtracted in 100 components = 0.0143209 Jy ! Clean residual min=-0.006530 max=0.007859 Jy/beam ! Clean residual mean=0.000915 rms=0.001925 Jy/beam ! Combined flux in latest and established models = 2.0299 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 55 model components to the UV plane model. ! The established model now contains 476 components and 2.0299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=93.197258Jy sigma=1.532268 ! Fit after self-cal, rms=333.608063Jy sigma=1.531923 ! Inverting map and beam ! Estimated beam: bmin=2.237 mas, bmaj=4.579 mas, bpa=1.235 degrees ! Estimated noise=0.595665 mJy/beam. ! Added new window around map position (43.6, 55.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00638075 Jy ! Component: 100 - total flux cleaned = 0.0134635 Jy ! Total flux subtracted in 100 components = 0.0134635 Jy ! Clean residual min=-0.006181 max=0.007147 Jy/beam ! Clean residual mean=0.000864 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 2.04336 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 58 model components to the UV plane model. ! The established model now contains 493 components and 2.04336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=333.608093Jy sigma=1.524734 ! Fit after self-cal, rms=1178.369385Jy sigma=1.524486 ! Inverting map and beam ! Estimated beam: bmin=2.237 mas, bmaj=4.576 mas, bpa=1.247 degrees ! Estimated noise=0.594985 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 = 0.00491671 Jy ! Component: 100 - total flux cleaned = 0.0115016 Jy ! Total flux subtracted in 100 components = 0.0115016 Jy ! Clean residual min=-0.006042 max=0.006931 Jy/beam ! Clean residual mean=0.000820 rms=0.001788 Jy/beam ! Combined flux in latest and established models = 2.05486 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 71 model components to the UV plane model. ! The established model now contains 514 components and 2.05486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1178.369385Jy sigma=1.518365 ! Fit after self-cal, rms=1178.369629Jy sigma=1.510662 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 3C274_S ! Writing UV FITS file: 3C274_S.uvf ! Writing 514 model components to file: 3C274_S.mod ! wwins: Wrote 19 windows to 3C274_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.237 x 4.576 at 1.247 degrees (North through East) ! Clean map min=-0.0060261 max=0.75388 Jy/beam ! Writing clean map to FITS file: 3C274_S.fits ! Writing difmap environment to: 3C274_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 3C274_S] device 3C274_Suv.ps/vps,1,2 ! Attempting to open device: '3C274_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 3C274_Sim.ps/vps ! Attempting to open device: '3C274_Sim.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=2.237 mas, bmaj=4.576 mas, bpa=1.247 degrees ! Estimated noise=0.594985 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.237 x 4.576 at 1.247 degrees (North through East) ! Clean map min=-0.0060261 max=0.75388 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file 3C274_S.log closed on Fri Feb 20 12:32:22 2009