! Started logfile: J1127-1857_S_2000_05_22_pus_uvs.log on Mon Nov 19 18:45:48 2007 obs J1127-1857_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_2000_05_22_pus_uva.fits ! AN table 1: 19 integrations on 190 of 190 possible baselines. ! AN table 2: 8 integrations on 190 of 190 possible baselines. ! AN table 3: 29 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.116541 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 2003 lines of history. ! ! Reading 4960 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 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1127-1857_S_2000_05_22_pus] 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 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.837652Jy sigma=0.007360 ! Fit after self-cal, rms=0.180459Jy sigma=0.001420 ! 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=2.404 mas, bmaj=8.244 mas, bpa=-5.461 degrees ! Estimated noise=1573.58 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 = 0.815225 Jy ! Component: 100 - total flux cleaned = 0.993794 Jy ! Total flux subtracted in 100 components = 0.993794 Jy ! Clean residual min=-0.017479 max=0.053697 Jy/beam ! Clean residual mean=0.000680 rms=0.005883 Jy/beam ! Combined flux in latest and established models = 0.993794 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.993794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181784Jy sigma=0.001439 ! Fit after self-cal, rms=0.181786Jy sigma=0.001439 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0501035 Jy ! Component: 100 - total flux cleaned = 0.0713807 Jy ! Total flux subtracted in 100 components = 0.0713807 Jy ! Clean residual min=-0.013958 max=0.020365 Jy/beam ! Clean residual mean=0.000273 rms=0.003277 Jy/beam ! Combined flux in latest and established models = 1.06517 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 1.06517 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169877Jy sigma=0.001291 ! Fit after self-cal, rms=0.169855Jy sigma=0.001291 ! Inverting map ! Added new window around map position (5, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175036 Jy ! Component: 100 - total flux cleaned = 0.0236759 Jy ! Total flux subtracted in 100 components = 0.0236759 Jy ! Clean residual min=-0.013348 max=0.012824 Jy/beam ! Clean residual mean=0.000167 rms=0.002803 Jy/beam ! Combined flux in latest and established models = 1.08885 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 1.08885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168246Jy sigma=0.001271 ! Fit after self-cal, rms=0.168155Jy sigma=0.001270 ! 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=2.819 mas, bmaj=9 mas, bpa=-4.087 degrees ! Estimated noise=1206.1 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 = 0.00651528 Jy ! Component: 100 - total flux cleaned = 0.00793818 Jy ! Component: 150 - total flux cleaned = 0.00911348 Jy ! Component: 200 - total flux cleaned = 0.0102541 Jy ! Total flux subtracted in 200 components = 0.0102541 Jy ! Clean residual min=-0.011963 max=0.009076 Jy/beam ! Clean residual mean=0.000263 rms=0.002835 Jy/beam ! Combined flux in latest and established models = 1.0991 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 1.0991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167502Jy sigma=0.001264 ! Fit after self-cal, rms=0.167495Jy sigma=0.001263 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00 KK 0.95 KP 1.00 ! MA 1.00* MC 1.00* MK 1.01 NL 1.00 ! NY 1.00* OV 1.01 PT 0.99 SC 0.98 ! TS 1.00* WF 0.97 WZ 1.00* LA 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.07 KK 1.03 KP 0.97 ! MA 1.00* MC 1.00* MK 0.98 NL 1.08 ! NY 1.00* OV 0.99 PT 0.98 SC 1.03 ! TS 1.00* WF 1.02 WZ 1.00* LA 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 0.99 KP 0.97 ! MA 1.00* MC 1.00* MK 0.98 NL 1.03 ! NY 1.00* OV 1.03 PT 0.97 SC 1.05 ! TS 1.00* WF 1.08 WZ 1.00* LA 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 1.02 KP 1.01 ! MA 1.00* MC 1.00* MK 1.03 NL 1.04 ! NY 1.00* OV 1.00 PT 0.99 SC 1.01 ! TS 1.00* WF 1.03 WZ 1.00* LA 1.00 ! ! ! Fit before self-cal, rms=0.167495Jy sigma=0.001263 ! Fit after self-cal, rms=0.165128Jy sigma=0.001224 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.838 mas, bmaj=9.047 mas, bpa=-4.22 degrees ! Estimated noise=1211.58 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 = -0.00536387 Jy ! Component: 100 - total flux cleaned = -0.00591906 Jy ! Component: 150 - total flux cleaned = -0.00625242 Jy ! Component: 200 - total flux cleaned = -0.00660931 Jy ! Total flux subtracted in 200 components = -0.00660931 Jy ! Clean residual min=-0.006489 max=0.007772 Jy/beam ! Clean residual mean=0.000300 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 1.0925 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 1.0925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164877Jy sigma=0.001222 ! Fit after self-cal, rms=0.164873Jy sigma=0.001222 ! 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=0.164873Jy sigma=0.001222 ! Fit after self-cal, rms=0.164114Jy sigma=0.001212 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.841 mas, bmaj=9.053 mas, bpa=-4.203 degrees ! Estimated noise=1211.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00383622 Jy ! Component: 100 - total flux cleaned = -0.00434233 Jy ! Component: 150 - total flux cleaned = -0.00453467 Jy ! Component: 200 - total flux cleaned = -0.00464212 Jy ! Total flux subtracted in 200 components = -0.00464212 Jy ! Clean residual min=-0.005441 max=0.006478 Jy/beam ! Clean residual mean=0.000366 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 1.08785 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 1.08785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164001Jy sigma=0.001211 ! Fit after self-cal, rms=0.163972Jy sigma=0.001211 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 = -0.000747595 Jy ! Component: 100 - total flux cleaned = -0.00079825 Jy ! Component: 150 - total flux cleaned = -0.000926809 Jy ! Component: 200 - total flux cleaned = -0.00104081 Jy ! Total flux subtracted in 200 components = -0.00104081 Jy ! Clean residual min=-0.005217 max=0.006450 Jy/beam ! Clean residual mean=0.000379 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 1.08681 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 1.08681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163946Jy sigma=0.001211 ! Fit after self-cal, rms=0.163938Jy sigma=0.001211 ! 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=0.163938Jy sigma=0.001211 ! Fit after self-cal, rms=0.164181Jy sigma=0.001210 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.841 mas, bmaj=9.057 mas, bpa=-4.208 degrees ! Estimated noise=1210.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00187755 Jy ! Component: 100 - total flux cleaned = -0.00214521 Jy ! Component: 150 - total flux cleaned = -0.00230665 Jy ! Component: 200 - total flux cleaned = -0.0024488 Jy ! Total flux subtracted in 200 components = -0.0024488 Jy ! Clean residual min=-0.005131 max=0.006041 Jy/beam ! Clean residual mean=0.000415 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 1.08436 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 1.08436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164136Jy sigma=0.001210 ! Fit after self-cal, rms=0.164125Jy sigma=0.001210 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 = -0.000341088 Jy ! Component: 100 - total flux cleaned = -0.00041361 Jy ! Component: 150 - total flux cleaned = -0.000546829 Jy ! Component: 200 - total flux cleaned = -0.000634752 Jy ! Total flux subtracted in 200 components = -0.000634752 Jy ! Clean residual min=-0.005028 max=0.006002 Jy/beam ! Clean residual mean=0.000424 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 1.08373 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 1.08373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164112Jy sigma=0.001210 ! Fit after self-cal, rms=0.164107Jy sigma=0.001210 ! 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=0.164107Jy sigma=0.001210 ! Fit after self-cal, rms=0.164311Jy sigma=0.001210 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.583 mas, bmaj=17.3 mas, bpa=8.143 degrees ! Estimated noise=1568.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00180642 Jy ! Component: 100 - total flux cleaned = -0.00192906 Jy ! Component: 150 - total flux cleaned = -0.00199095 Jy ! Component: 200 - total flux cleaned = -0.00204448 Jy ! Total flux subtracted in 200 components = -0.00204448 Jy ! Clean residual min=-0.005699 max=0.007567 Jy/beam ! Clean residual mean=0.001028 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 1.08168 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 107 components and 1.08168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164311Jy sigma=0.001210 ! Fit after self-cal, rms=0.164309Jy sigma=0.001210 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 = -0.000148206 Jy ! Component: 100 - total flux cleaned = -0.000222158 Jy ! Component: 150 - total flux cleaned = -0.000284474 Jy ! Component: 200 - total flux cleaned = -0.000341752 Jy ! Total flux subtracted in 200 components = -0.000341752 Jy ! Clean residual min=-0.005650 max=0.007525 Jy/beam ! Clean residual mean=0.001037 rms=0.002267 Jy/beam ! Combined flux in latest and established models = 1.08134 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 110 components and 1.08134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164312Jy sigma=0.001210 ! Fit after self-cal, rms=0.164308Jy sigma=0.001210 ! 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=2.842 mas, bmaj=9.061 mas, bpa=-4.221 degrees ! Estimated noise=1210.32 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.842 x 9.061 at -4.221 degrees (North through East) ! Clean map min=-0.006239 max=1.0453 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=0.164308Jy sigma=0.001210 ! Fit after self-cal, rms=0.156263Jy sigma=0.001137 ! Inverting map and beam ! Estimated beam: bmin=2.843 mas, bmaj=9.064 mas, bpa=-4.223 degrees ! Estimated noise=1210.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.31498e-05 Jy ! Component: 100 - total flux cleaned = -0.00011447 Jy ! Component: 150 - total flux cleaned = -0.000224471 Jy ! Component: 200 - total flux cleaned = -0.000287399 Jy ! Total flux subtracted in 200 components = -0.000287399 Jy ! Clean residual min=-0.004756 max=0.005949 Jy/beam ! Clean residual mean=0.000463 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 1.08105 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 120 components and 1.08106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156233Jy sigma=0.001137 ! Fit after self-cal, rms=0.156226Jy sigma=0.001137 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.47544e-05 Jy ! Component: 100 - total flux cleaned = -6.52577e-05 Jy ! Component: 150 - total flux cleaned = -6.56804e-05 Jy ! Component: 200 - total flux cleaned = -0.000117284 Jy ! Total flux subtracted in 200 components = -0.000117284 Jy ! Clean residual min=-0.004698 max=0.005981 Jy/beam ! Clean residual mean=0.000465 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 1.08094 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 123 components and 1.08094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156213Jy sigma=0.001137 ! Fit after self-cal, rms=0.156211Jy sigma=0.001137 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156211Jy sigma=0.001137 ! Fit after self-cal, rms=0.156326Jy sigma=0.001137 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=2.414 mas, bmaj=8.287 mas, bpa=-5.522 degrees ! Estimated noise=1584.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.817584 Jy ! Component: 100 - total flux cleaned = 0.996268 Jy ! Component: 150 - total flux cleaned = 1.0438 Jy ! Component: 200 - total flux cleaned = 1.06285 Jy ! Total flux subtracted in 200 components = 1.06285 Jy ! Clean residual min=-0.007536 max=0.008814 Jy/beam ! Clean residual mean=0.000232 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 1.06285 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.06285 Jy ! Inverting map and beam ! Estimated beam: bmin=2.842 mas, bmaj=9.065 mas, bpa=-4.234 degrees ! Estimated noise=1210.34 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 = 0.0105892 Jy ! Component: 100 - total flux cleaned = 0.0145216 Jy ! Component: 150 - total flux cleaned = 0.0157739 Jy ! Component: 200 - total flux cleaned = 0.0166588 Jy ! Total flux subtracted in 200 components = 0.0166588 Jy ! Clean residual min=-0.004753 max=0.006281 Jy/beam ! Clean residual mean=0.000515 rms=0.001665 Jy/beam ! Combined flux in latest and established models = 1.07951 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 48 components and 1.07951 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=7.586 mas, bmaj=17.3 mas, bpa=8.143 degrees ! Estimated noise=1568.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000485466 Jy ! Component: 100 - total flux cleaned = 0.000749873 Jy ! Component: 150 - total flux cleaned = 0.000941891 Jy ! Component: 200 - total flux cleaned = 0.00109717 Jy ! Total flux subtracted in 200 components = 0.00109717 Jy ! Clean residual min=-0.005272 max=0.008045 Jy/beam ! Clean residual mean=0.001102 rms=0.002214 Jy/beam ! Combined flux in latest and established models = 1.08061 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 = 0.000131355 Jy ! Component: 100 - total flux cleaned = 0.000243471 Jy ! Component: 150 - total flux cleaned = 0.000310032 Jy ! Component: 200 - total flux cleaned = 0.000369788 Jy ! Total flux subtracted in 200 components = 0.000369788 Jy ! Clean residual min=-0.005305 max=0.007877 Jy/beam ! Clean residual mean=0.001086 rms=0.002206 Jy/beam ! Combined flux in latest and established models = 1.08098 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 1.08098 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.842 mas, bmaj=9.065 mas, bpa=-4.234 degrees ! Estimated noise=1210.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.3089e-05 Jy ! Component: 100 - total flux cleaned = 0.000193579 Jy ! Component: 150 - total flux cleaned = 0.000497362 Jy ! Component: 200 - total flux cleaned = 0.000689093 Jy ! Total flux subtracted in 200 components = 0.000689093 Jy ! Clean residual min=-0.004815 max=0.005843 Jy/beam ! Clean residual mean=0.000475 rms=0.001600 Jy/beam ! Combined flux in latest and established models = 1.08166 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 92 components and 1.08166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156460Jy sigma=0.001138 ! Fit after self-cal, rms=0.156448Jy sigma=0.001138 wmodel J1127-1857_S_2000_05_22_pus_map.mod ! Writing 92 model components to file: J1127-1857_S_2000_05_22_pus_map.mod wobs J1127-1857_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_2000_05_22_pus_uvs.fits wwins J1127-1857_S_2000_05_22_pus_map.win ! wwins: Wrote 2 windows to J1127-1857_S_2000_05_22_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 = 0.00270065 Jy ! Component: 100 - total flux cleaned = 0.0051431 Jy ! Component: 150 - total flux cleaned = 0.00741319 Jy ! Component: 200 - total flux cleaned = 0.00958113 Jy ! Component: 250 - total flux cleaned = 0.0112556 Jy ! Component: 300 - total flux cleaned = 0.0127118 Jy ! Component: 350 - total flux cleaned = 0.013889 Jy ! Component: 400 - total flux cleaned = 0.0145776 Jy ! Component: 450 - total flux cleaned = 0.0153229 Jy ! Component: 500 - total flux cleaned = 0.0158326 Jy ! Component: 550 - total flux cleaned = 0.016403 Jy ! Component: 600 - total flux cleaned = 0.0171014 Jy ! Component: 650 - total flux cleaned = 0.0177163 Jy ! Component: 700 - total flux cleaned = 0.0181849 Jy ! Component: 750 - total flux cleaned = 0.0186448 Jy ! Component: 800 - total flux cleaned = 0.0189019 Jy ! Component: 850 - total flux cleaned = 0.0194085 Jy ! Component: 900 - total flux cleaned = 0.0196575 Jy ! Component: 950 - total flux cleaned = 0.0200866 Jy ! Component: 1000 - total flux cleaned = 0.0204485 Jy ! Component: 1050 - total flux cleaned = 0.0208051 Jy ! Component: 1100 - total flux cleaned = 0.0213299 Jy ! Component: 1150 - total flux cleaned = 0.0216729 Jy ! Component: 1200 - total flux cleaned = 0.0218423 Jy ! Component: 1250 - total flux cleaned = 0.0222325 Jy ! Component: 1300 - total flux cleaned = 0.0223972 Jy ! Component: 1350 - total flux cleaned = 0.022776 Jy ! Component: 1400 - total flux cleaned = 0.0229892 Jy ! Component: 1450 - total flux cleaned = 0.0231992 Jy ! Component: 1500 - total flux cleaned = 0.0234583 Jy ! Component: 1550 - total flux cleaned = 0.0237131 Jy ! Component: 1600 - total flux cleaned = 0.023814 Jy ! Component: 1650 - total flux cleaned = 0.0240634 Jy ! Component: 1700 - total flux cleaned = 0.0242602 Jy ! Component: 1750 - total flux cleaned = 0.0245516 Jy ! Component: 1800 - total flux cleaned = 0.0247424 Jy ! Component: 1850 - total flux cleaned = 0.0249322 Jy ! Component: 1900 - total flux cleaned = 0.0251657 Jy ! Component: 1950 - total flux cleaned = 0.0253968 Jy ! Component: 2000 - total flux cleaned = 0.0256257 Jy ! Total flux subtracted in 2048 components = 0.0258963 Jy ! Clean residual min=-0.002854 max=0.002633 Jy/beam ! Clean residual mean=0.000140 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 1.10756 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 232 components and 1.10756 Jy ![Exited script file: muppet] wmap "J1127-1857_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.842 x 9.065 at -4.234 degrees (North through East) ! Clean map min=-0.005528 max=1.0473 Jy/beam ! Writing clean map to FITS file: J1127-1857_S_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.04731 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000939446 device "J1127-1857_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.269103 0.269103 0.538206 1.07641 2.15283 4.30565 8.6113 17.2226 34.4452 68.8904 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.047 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.842 x 9.065 at -4.234 degrees (North through East) ! Clean map min=-0.005528 max=1.0473 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_S_2000_05_22_pus_uvs.log closed on Mon Nov 19 18:45:54 2007