! Started logfile: J0457-2324_S_2003_05_07_pus_uvs.log on Fri Dec 22 23:39:25 2006 obs J0457-2324_S_2003_05_07_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2003_05_07_pus_uva.fits ! AN table 1: Unused. ! AN table 2: Unused. ! AN table 3: Unused. ! AN table 4: 87 integrations on 171 of 171 possible baselines. ! AN table 5: Unused. ! AN table 6: Unused. ! AN table 7: Unused. ! AN table 8: Unused. ! AN table 9: Unused. ! Apparent sampling: 0.170263 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1676 lines of history. ! ! Reading 10132 visibilities. select I ! Polarization I is unavailable. ! 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 float field_size field_size = 512 float field_cell field_cell = 0.5 float taper_size taper_size = 20. integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. 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 1049 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1061 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1061 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1061 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.105182Jy sigma=0.014247 ! Fit after self-cal, rms=1.603994Jy sigma=0.010783 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 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. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.805 mas, bmaj=4.173 mas, bpa=3.476 degrees ! Estimated noise=2728.98 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.8801 Jy ! Component: 100 - total flux cleaned = 2.30422 Jy ! Total flux subtracted in 100 components = 2.30422 Jy ! Clean residual min=-0.065063 max=0.142554 Jy/beam ! Clean residual mean=-0.000153 rms=0.019616 Jy/beam ! Combined flux in latest and established models = 2.30422 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 2.30422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.824714Jy sigma=0.002393 ! Fit after self-cal, rms=0.824990Jy sigma=0.002393 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148301 Jy ! Component: 100 - total flux cleaned = 0.224779 Jy ! Total flux subtracted in 100 components = 0.224779 Jy ! Clean residual min=-0.046866 max=0.046165 Jy/beam ! Clean residual mean=-0.000304 rms=0.012061 Jy/beam ! Combined flux in latest and established models = 2.529 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 2.529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.802313Jy sigma=0.001818 ! Fit after self-cal, rms=0.802594Jy sigma=0.001818 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 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 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.424 mas, bmaj=5.552 mas, bpa=1.947 degrees ! Estimated noise=1110.79 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0359687 Jy ! Component: 100 - total flux cleaned = 0.0489256 Jy ! Component: 150 - total flux cleaned = 0.0506383 Jy ! Component: 200 - total flux cleaned = 0.0502551 Jy ! Total flux subtracted in 200 components = 0.0502551 Jy ! Clean residual min=-0.038265 max=0.029997 Jy/beam ! Clean residual mean=-0.000847 rms=0.008881 Jy/beam ! Combined flux in latest and established models = 2.57925 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 2.57925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.801098Jy sigma=0.001788 ! Fit after self-cal, rms=0.801066Jy sigma=0.001788 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 GG 1.00* HN 0.93 ! KK 0.94 KP 1.00 LA 1.05 MA 1.00* ! MC 1.00* MK 0.97 NL 0.97 ON 1.00* ! OV 0.93 PT 1.03 SC 0.90 TC 1.08 ! TS 1.00* WF 0.99 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 GG 1.00* HN 1.04 ! KK 0.98 KP 0.99 LA 1.00 MA 1.00* ! MC 1.00* MK 1.02 NL 1.01 ON 1.00* ! OV 1.01 PT 1.03 SC 0.92 TC 1.08 ! TS 1.00* WF 1.04 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 GG 1.00* HN 1.05 ! KK 0.96 KP 1.00 LA 1.00 MA 1.00* ! MC 1.00* MK 0.98 NL 1.02 ON 1.00* ! OV 0.98 PT 1.04 SC 1.06 TC 0.97 ! TS 1.00* WF 1.05 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 GG 1.00* HN 0.93 ! KK 0.97 KP 0.98 LA 1.01 MA 1.00* ! MC 1.00* MK 1.03 NL 0.96 ON 1.00* ! OV 0.95 PT 0.99 SC 1.06 TC 0.95 ! TS 1.00* WF 1.03 WZ 1.00* ! ! ! Fit before self-cal, rms=0.801066Jy sigma=0.001788 ! Fit after self-cal, rms=0.815089Jy sigma=0.001509 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.42 mas, bmaj=5.595 mas, bpa=1.76 degrees ! Estimated noise=1107.43 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.5, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0231505 Jy ! Component: 100 - total flux cleaned = 0.0212493 Jy ! Component: 150 - total flux cleaned = 0.0212977 Jy ! Component: 200 - total flux cleaned = 0.0217932 Jy ! Total flux subtracted in 200 components = 0.0217932 Jy ! Clean residual min=-0.025528 max=0.023756 Jy/beam ! Clean residual mean=-0.000227 rms=0.006149 Jy/beam ! Combined flux in latest and established models = 2.60104 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 2.60104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.813603Jy sigma=0.001480 ! Fit after self-cal, rms=0.813735Jy sigma=0.001479 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.813735Jy sigma=0.001479 ! Fit after self-cal, rms=1.008995Jy sigma=0.001334 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.432 mas, bmaj=5.592 mas, bpa=1.803 degrees ! Estimated noise=1109.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141751 Jy ! Component: 100 - total flux cleaned = 0.0167885 Jy ! Component: 150 - total flux cleaned = 0.0175051 Jy ! Component: 200 - total flux cleaned = 0.0183476 Jy ! Total flux subtracted in 200 components = 0.0183476 Jy ! Clean residual min=-0.006384 max=0.009486 Jy/beam ! Clean residual mean=0.000047 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 2.61939 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 2.61939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.008640Jy sigma=0.001327 ! Fit after self-cal, rms=1.008745Jy sigma=0.001327 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-13, -27.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00873813 Jy ! Component: 100 - total flux cleaned = 0.0113994 Jy ! Component: 150 - total flux cleaned = 0.0122202 Jy ! Component: 200 - total flux cleaned = 0.0129222 Jy ! Total flux subtracted in 200 components = 0.0129222 Jy ! Clean residual min=-0.006009 max=0.007553 Jy/beam ! Clean residual mean=0.000011 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 2.63231 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 2.63231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.008553Jy sigma=0.001324 ! Fit after self-cal, rms=1.008501Jy sigma=0.001324 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.008501Jy sigma=0.001324 ! Fit after self-cal, rms=1.012062Jy sigma=0.001322 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.427 mas, bmaj=5.593 mas, bpa=1.701 degrees ! Estimated noise=1110.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00795052 Jy ! Component: 100 - total flux cleaned = 0.0087098 Jy ! Component: 150 - total flux cleaned = 0.00897357 Jy ! Component: 200 - total flux cleaned = 0.00922354 Jy ! Total flux subtracted in 200 components = 0.00922354 Jy ! Clean residual min=-0.005057 max=0.006538 Jy/beam ! Clean residual mean=0.000047 rms=0.001565 Jy/beam ! Combined flux in latest and established models = 2.64154 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 79 components and 2.64154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.011903Jy sigma=0.001320 ! Fit after self-cal, rms=1.011891Jy sigma=0.001320 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000672787 Jy ! Component: 100 - total flux cleaned = 0.000877246 Jy ! Component: 150 - total flux cleaned = 0.00106432 Jy ! Component: 200 - total flux cleaned = 0.00124282 Jy ! Total flux subtracted in 200 components = 0.00124282 Jy ! Clean residual min=-0.004942 max=0.006556 Jy/beam ! Clean residual mean=0.000043 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 2.64278 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 2.64278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.011816Jy sigma=0.001319 ! Fit after self-cal, rms=1.011805Jy sigma=0.001319 ! Inverting map ! Added new window around map position (58.5, -36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531293 Jy ! Component: 100 - total flux cleaned = 0.00728968 Jy ! Component: 150 - total flux cleaned = 0.00834957 Jy ! Component: 200 - total flux cleaned = 0.00875115 Jy ! Total flux subtracted in 200 components = 0.00875115 Jy ! Clean residual min=-0.005452 max=0.006025 Jy/beam ! Clean residual mean=-0.000048 rms=0.001393 Jy/beam ! Combined flux in latest and established models = 2.65153 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 2.65153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.011667Jy sigma=0.001318 ! Fit after self-cal, rms=1.011673Jy sigma=0.001318 ! Inverting map ! Added new window around map position (-11.5, -59.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00550364 Jy ! Component: 100 - total flux cleaned = 0.00694958 Jy ! Component: 150 - total flux cleaned = 0.00775493 Jy ! Component: 200 - total flux cleaned = 0.00822604 Jy ! Total flux subtracted in 200 components = 0.00822604 Jy ! Clean residual min=-0.005130 max=0.005657 Jy/beam ! Clean residual mean=-0.000056 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 2.65976 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 117 components and 2.65976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.011538Jy sigma=0.001318 ! Fit after self-cal, rms=1.011545Jy sigma=0.001318 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.011545Jy sigma=0.001318 ! Fit after self-cal, rms=1.014365Jy sigma=0.001317 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.819 mas, bmaj=18.3 mas, bpa=-5.405 degrees ! Estimated noise=1252.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00396178 Jy ! Component: 100 - total flux cleaned = 0.00519705 Jy ! Component: 150 - total flux cleaned = 0.00565782 Jy ! Component: 200 - total flux cleaned = 0.00614556 Jy ! Total flux subtracted in 200 components = 0.00614556 Jy ! Clean residual min=-0.004553 max=0.005099 Jy/beam ! Clean residual mean=-0.000108 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 2.6659 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 138 components and 2.6659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.014333Jy sigma=0.001316 ! Fit after self-cal, rms=1.014344Jy sigma=0.001316 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000619991 Jy ! Component: 100 - total flux cleaned = 0.00109726 Jy ! Component: 150 - total flux cleaned = 0.0013926 Jy ! Component: 200 - total flux cleaned = 0.00169617 Jy ! Total flux subtracted in 200 components = 0.00169617 Jy ! Clean residual min=-0.004529 max=0.005022 Jy/beam ! Clean residual mean=-0.000108 rms=0.001470 Jy/beam ! Combined flux in latest and established models = 2.6676 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 141 components and 2.6676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.014336Jy sigma=0.001316 ! Fit after self-cal, rms=1.014335Jy sigma=0.001316 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.424 mas, bmaj=5.591 mas, bpa=1.642 degrees ! Estimated noise=1110.53 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.424 x 5.591 at 1.642 degrees (North through East) ! Clean map min=-0.0072477 max=2.4416 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.014335Jy sigma=0.001316 ! Fit after self-cal, rms=1.047627Jy sigma=0.001151 ! Inverting map and beam ! Estimated beam: bmin=3.424 mas, bmaj=5.589 mas, bpa=1.613 degrees ! Estimated noise=1111.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022476 Jy ! Component: 100 - total flux cleaned = 0.00203918 Jy ! Component: 150 - total flux cleaned = 0.00174603 Jy ! Component: 200 - total flux cleaned = 0.00192371 Jy ! Total flux subtracted in 200 components = 0.00192371 Jy ! Clean residual min=-0.004224 max=0.004677 Jy/beam ! Clean residual mean=-0.000087 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 2.66952 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 148 components and 2.66952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.047571Jy sigma=0.001150 ! Fit after self-cal, rms=1.047573Jy sigma=0.001150 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278505 Jy ! Component: 100 - total flux cleaned = 0.000278251 Jy ! Component: 150 - total flux cleaned = 0.000199792 Jy ! Component: 200 - total flux cleaned = 0.00020092 Jy ! Total flux subtracted in 200 components = 0.00020092 Jy ! Clean residual min=-0.004251 max=0.004726 Jy/beam ! Clean residual mean=-0.000084 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 2.66972 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 162 components and 2.66972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.047519Jy sigma=0.001150 ! Fit after self-cal, rms=1.047515Jy sigma=0.001150 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.047515Jy sigma=0.001150 ! Fit after self-cal, rms=1.047886Jy sigma=0.001150 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 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. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.796 mas, bmaj=4.207 mas, bpa=2.503 degrees ! Estimated noise=2712.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.86591 Jy ! Component: 100 - total flux cleaned = 2.28707 Jy ! Component: 150 - total flux cleaned = 2.44053 Jy ! Component: 200 - total flux cleaned = 2.51851 Jy ! Total flux subtracted in 200 components = 2.51851 Jy ! Clean residual min=-0.019371 max=0.037895 Jy/beam ! Clean residual mean=0.000126 rms=0.005920 Jy/beam ! Combined flux in latest and established models = 2.51851 Jy uvw 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. flux_cutoff = imstat(rms) * dynam ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 2.51851 Jy ! Inverting map and beam ! Estimated beam: bmin=3.423 mas, bmaj=5.588 mas, bpa=1.582 degrees ! Estimated noise=1111.44 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0589189 Jy ! Component: 100 - total flux cleaned = 0.0887984 Jy ! Component: 150 - total flux cleaned = 0.104968 Jy ! Component: 200 - total flux cleaned = 0.114828 Jy ! Total flux subtracted in 200 components = 0.114828 Jy ! Clean residual min=-0.005518 max=0.006407 Jy/beam ! Clean residual mean=0.000078 rms=0.001734 Jy/beam ! Combined flux in latest and established models = 2.63334 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 55 components and 2.63334 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.813 mas, bmaj=18.28 mas, bpa=-5.417 degrees ! Estimated noise=1254.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00911403 Jy ! Component: 100 - total flux cleaned = 0.0150994 Jy ! Component: 150 - total flux cleaned = 0.0197152 Jy ! Component: 200 - total flux cleaned = 0.0234068 Jy ! Total flux subtracted in 200 components = 0.0234068 Jy ! Clean residual min=-0.004880 max=0.005225 Jy/beam ! Clean residual mean=-0.000042 rms=0.001667 Jy/beam ! Combined flux in latest and established models = 2.65674 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00303697 Jy ! Component: 100 - total flux cleaned = 0.0055474 Jy ! Component: 150 - total flux cleaned = 0.00763082 Jy ! Component: 200 - total flux cleaned = 0.00936793 Jy ! Total flux subtracted in 200 components = 0.00936793 Jy ! Clean residual min=-0.004794 max=0.005006 Jy/beam ! Clean residual mean=-0.000140 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 2.66611 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 128 components and 2.66611 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.423 mas, bmaj=5.588 mas, bpa=1.582 degrees ! Estimated noise=1111.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00035323 Jy ! Component: 100 - total flux cleaned = 0.00130078 Jy ! Component: 150 - total flux cleaned = 0.00205174 Jy ! Component: 200 - total flux cleaned = 0.00275526 Jy ! Total flux subtracted in 200 components = 0.00275526 Jy ! Clean residual min=-0.004705 max=0.004890 Jy/beam ! Clean residual mean=-0.000079 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 2.66887 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 152 components and 2.66887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.047988Jy sigma=0.001150 ! Fit after self-cal, rms=1.047997Jy sigma=0.001150 wmodel J0457-2324_S_2003_05_07_pus_map.mod ! Writing 152 model components to file: J0457-2324_S_2003_05_07_pus_map.mod wobs J0457-2324_S_2003_05_07_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2003_05_07_pus_uvs.fits wwins J0457-2324_S_2003_05_07_pus_map.win ! wwins: Wrote 5 windows to J0457-2324_S_2003_05_07_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000475049 Jy ! Component: 100 - total flux cleaned = -0.000697426 Jy ! Component: 150 - total flux cleaned = -0.000903586 Jy ! Component: 200 - total flux cleaned = -0.00142837 Jy ! Component: 250 - total flux cleaned = -0.00161759 Jy ! Component: 300 - total flux cleaned = -0.00204557 Jy ! Component: 350 - total flux cleaned = -0.00251916 Jy ! Component: 400 - total flux cleaned = -0.00315548 Jy ! Component: 450 - total flux cleaned = -0.00377814 Jy ! Component: 500 - total flux cleaned = -0.00444316 Jy ! Component: 550 - total flux cleaned = -0.00498715 Jy ! Component: 600 - total flux cleaned = -0.00536065 Jy ! Component: 650 - total flux cleaned = -0.00567516 Jy ! Component: 700 - total flux cleaned = -0.00588208 Jy ! Component: 750 - total flux cleaned = -0.00613647 Jy ! Component: 800 - total flux cleaned = -0.00623673 Jy ! Component: 850 - total flux cleaned = -0.00638554 Jy ! Component: 900 - total flux cleaned = -0.00658123 Jy ! Component: 950 - total flux cleaned = -0.00662997 Jy ! Component: 1000 - total flux cleaned = -0.00691676 Jy ! Component: 1050 - total flux cleaned = -0.00705834 Jy ! Component: 1100 - total flux cleaned = -0.00738468 Jy ! Component: 1150 - total flux cleaned = -0.00752269 Jy ! Component: 1200 - total flux cleaned = -0.00770481 Jy ! Component: 1250 - total flux cleaned = -0.00774963 Jy ! Component: 1300 - total flux cleaned = -0.00783868 Jy ! Component: 1350 - total flux cleaned = -0.00788351 Jy ! Component: 1400 - total flux cleaned = -0.00810236 Jy ! Component: 1450 - total flux cleaned = -0.00814536 Jy ! Component: 1500 - total flux cleaned = -0.00823115 Jy ! Component: 1550 - total flux cleaned = -0.00814629 Jy ! Component: 1600 - total flux cleaned = -0.00831531 Jy ! Component: 1650 - total flux cleaned = -0.00831533 Jy ! Component: 1700 - total flux cleaned = -0.00843968 Jy ! Component: 1750 - total flux cleaned = -0.00843917 Jy ! Component: 1800 - total flux cleaned = -0.00856163 Jy ! Component: 1850 - total flux cleaned = -0.00856139 Jy ! Component: 1900 - total flux cleaned = -0.00872174 Jy ! Component: 1950 - total flux cleaned = -0.00880129 Jy ! Component: 2000 - total flux cleaned = -0.00884048 Jy ! Total flux subtracted in 2048 components = -0.00891876 Jy ! Clean residual min=-0.003223 max=0.002449 Jy/beam ! Clean residual mean=-0.000006 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 2.65995 Jy keep ! Adding 110 model components to the UV plane model. ! The established model now contains 261 components and 2.65995 Jy wmap "J0457-2324_S_2003_05_07_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.423 x 5.588 at 1.582 degrees (North through East) ! Clean map min=-0.0042764 max=2.4317 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2003_05_07_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.43167 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000738081 device "J0457-2324_S_2003_05_07_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2003_05_07_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0910584 0.0910584 0.182117 0.364234 0.728467 1.45693 2.91387 5.82774 11.6555 23.3109 46.6219 93.2438 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.431 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.423 x 5.588 at 1.582 degrees (North through East) ! Clean map min=-0.0042764 max=2.4317 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_2003_05_07_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_2003_05_07_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_2003_05_07_pus_uvs.log closed on Fri Dec 22 23:40:29 2006