! Started logfile: J0442-0017_S_2003_09_17_pus_uvs.log on Tue May 22 12:09:44 2007 obs J0442-0017_S_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0442-0017_S_2003_09_17_pus_uva.fits ! AN table 1: 185 integrations on 120 of 120 possible baselines. ! AN table 2: 319 integrations on 120 of 120 possible baselines. ! AN table 3: 73 integrations on 120 of 120 possible baselines. ! AN table 4: 66 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.124754 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0442-0017 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1732 lines of history. ! ! Reading 38504 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 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 2172 telescope corrections were flagged in sub-array 1. ! A total of 3687 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! A total of 990 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2172 telescope corrections were flagged in sub-array 1. ! A total of 3687 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! A total of 990 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2172 telescope corrections were flagged in sub-array 1. ! A total of 3687 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! A total of 990 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2172 telescope corrections were flagged in sub-array 1. ! A total of 3690 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! A total of 990 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.667562Jy sigma=0.010649 ! Fit after self-cal, rms=1.162471Jy sigma=0.007630 ! 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=1.83 mas, bmaj=5.602 mas, bpa=-1.621 degrees ! Estimated noise=1124.72 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 = 1.4693 Jy ! Component: 100 - total flux cleaned = 1.84175 Jy ! Total flux subtracted in 100 components = 1.84175 Jy ! Clean residual min=-0.045600 max=0.164889 Jy/beam ! Clean residual mean=0.000611 rms=0.015070 Jy/beam ! Combined flux in latest and established models = 1.84175 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.84175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.558754Jy sigma=0.003390 ! Fit after self-cal, rms=0.558638Jy sigma=0.003390 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18246 Jy ! Component: 100 - total flux cleaned = 0.278027 Jy ! Total flux subtracted in 100 components = 0.278027 Jy ! Clean residual min=-0.039130 max=0.057274 Jy/beam ! Clean residual mean=0.000228 rms=0.010733 Jy/beam ! Combined flux in latest and established models = 2.11978 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 2.11978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.467226Jy sigma=0.002660 ! Fit after self-cal, rms=0.467062Jy sigma=0.002660 ! 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=2.271 mas, bmaj=6.914 mas, bpa=-2.191 degrees ! Estimated noise=576.311 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 = 0.101087 Jy ! Component: 100 - total flux cleaned = 0.147161 Jy ! Component: 150 - total flux cleaned = 0.172347 Jy ! Component: 200 - total flux cleaned = 0.186496 Jy ! Total flux subtracted in 200 components = 0.186496 Jy ! Clean residual min=-0.032944 max=0.038347 Jy/beam ! Clean residual mean=0.001592 rms=0.008341 Jy/beam ! Combined flux in latest and established models = 2.30627 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 41 components and 2.30627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.451051Jy sigma=0.002486 ! Fit after self-cal, rms=0.450870Jy sigma=0.002486 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 GC 0.95 HN 1.00* KP 0.97 ! LA 0.97 MK 0.99 NL 0.98 NY 1.00* ! ON 1.00* OV 0.98 PT 1.01 SC 1.00* ! TS 0.97 KK 0.97 WZ 1.00* WF 1.18 ! ! A total of 348 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 GC 0.98 HN 0.72 KP 0.95 ! LA 0.96 MK 0.88 NL 1.00 NY 1.12 ! ON 1.02 OV 1.02 PT 0.97 SC 0.99 ! TS 1.05 KK 1.47 WZ 1.03 WF 1.06 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.14 GC 1.00* HN 0.77 KP 1.07 ! LA 1.08 MK 1.00* NL 1.06 NY 1.09 ! ON 1.01 OV 1.00* PT 1.10 SC 0.95 ! TS 1.00* KK 1.00* WZ 1.01 WF 1.01 ! ! A total of 66 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 GC 0.89 HN 1.00* KP 1.02 ! LA 0.98 MK 1.09 NL 1.01 NY 1.00* ! ON 1.00* OV 0.94 PT 0.97 SC 1.00* ! TS 0.96 KK 0.99 WZ 1.00* WF 1.08 ! ! A total of 348 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.06 GC 0.93 HN 0.93 KP 1.02 ! LA 0.96 MK 1.02 NL 1.03 NY 1.23 ! ON 1.15 OV 0.95 PT 0.95 SC 1.04 ! TS 1.05 KK 0.98 WZ 0.98 WF 1.04 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.14 GC 1.00* HN 0.98 KP 1.20 ! LA 1.09 MK 1.00* NL 1.11 NY 1.14 ! ON 0.97 OV 1.00* PT 1.06 SC 0.99 ! TS 1.00* KK 1.00* WZ 0.96 WF 1.00 ! ! A total of 66 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 0.98 HN 1.00* KP 1.02 ! LA 0.97 MK 1.05 NL 0.96 NY 1.00* ! ON 1.00* OV 0.97 PT 1.02 SC 1.00* ! TS 1.00 KK 1.00 WZ 1.00* WF 1.10 ! ! A total of 348 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 GC 1.01 HN 0.93 KP 1.01 ! LA 0.94 MK 0.99 NL 0.98 NY 1.10 ! ON 1.03 OV 0.96 PT 1.00 SC 1.08 ! TS 1.10 KK 0.99 WZ 0.96 WF 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.10 GC 1.00* HN 0.98 KP 1.21 ! LA 1.04 MK 1.00* NL 1.05 NY 1.09 ! ON 1.01 OV 1.00* PT 1.11 SC 1.01 ! TS 1.00* KK 1.00* WZ 0.97 WF 1.03 ! ! A total of 66 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 GC 0.99 HN 1.00* KP 1.03 ! LA 1.00 MK 1.00 NL 0.97 NY 1.00* ! ON 1.00* OV 0.99 PT 0.97 SC 1.00* ! TS 0.97 KK 1.08 WZ 1.00* WF 1.10 ! ! A total of 348 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.02 HN 0.89 KP 1.02 ! LA 0.98 MK 0.94 NL 1.01 NY 1.15 ! ON 1.06 OV 0.98 PT 0.94 SC 1.04 ! TS 1.07 KK 1.05 WZ 1.02 WF 1.13 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.11 GC 1.00* HN 0.47 KP 1.20 ! LA 1.08 MK 1.00* NL 1.07 NY 1.06 ! ON 1.03 OV 1.00* PT 1.05 SC 1.00 ! TS 1.00* KK 1.00* WZ 0.99 WF 1.00 ! ! A total of 66 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Fit before self-cal, rms=0.450870Jy sigma=0.002486 ! Fit after self-cal, rms=0.326095Jy sigma=0.001819 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.33 mas, bmaj=7.069 mas, bpa=-3.098 degrees ! Estimated noise=581.182 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 = -0.0170651 Jy ! Component: 100 - total flux cleaned = -0.0195763 Jy ! Component: 150 - total flux cleaned = -0.0203743 Jy ! Component: 200 - total flux cleaned = -0.0209873 Jy ! Total flux subtracted in 200 components = -0.0209873 Jy ! Clean residual min=-0.012449 max=0.009997 Jy/beam ! Clean residual mean=0.000246 rms=0.002893 Jy/beam ! Combined flux in latest and established models = 2.28529 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 48 components and 2.28529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324857Jy sigma=0.001813 ! Fit after self-cal, rms=0.325396Jy sigma=0.001812 ! 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=0.325396Jy sigma=0.001812 ! Fit after self-cal, rms=0.318569Jy sigma=0.001752 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=7.071 mas, bpa=-3.142 degrees ! Estimated noise=581.037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00800838 Jy ! Component: 100 - total flux cleaned = -0.00891234 Jy ! Component: 150 - total flux cleaned = -0.00945633 Jy ! Component: 200 - total flux cleaned = -0.00960398 Jy ! Total flux subtracted in 200 components = -0.00960398 Jy ! Clean residual min=-0.007162 max=0.007305 Jy/beam ! Clean residual mean=0.000161 rms=0.001665 Jy/beam ! Combined flux in latest and established models = 2.27568 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 2.27568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318245Jy sigma=0.001749 ! Fit after self-cal, rms=0.318296Jy sigma=0.001749 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 (6.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135075 Jy ! Component: 100 - total flux cleaned = 0.00315214 Jy ! Component: 150 - total flux cleaned = 0.00435313 Jy ! Component: 200 - total flux cleaned = 0.00464537 Jy ! Total flux subtracted in 200 components = 0.00464537 Jy ! Clean residual min=-0.006155 max=0.005758 Jy/beam ! Clean residual mean=0.000102 rms=0.001485 Jy/beam ! Combined flux in latest and established models = 2.28033 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 2.28033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318051Jy sigma=0.001747 ! Fit after self-cal, rms=0.318029Jy sigma=0.001746 ! 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=0.318029Jy sigma=0.001746 ! Fit after self-cal, rms=0.317356Jy sigma=0.001745 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.343 mas, bmaj=7.072 mas, bpa=-3.178 degrees ! Estimated noise=581.056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00302256 Jy ! Component: 100 - total flux cleaned = -0.00227672 Jy ! Component: 150 - total flux cleaned = -0.00214539 Jy ! Component: 200 - total flux cleaned = -0.00191058 Jy ! Total flux subtracted in 200 components = -0.00191058 Jy ! Clean residual min=-0.004867 max=0.005662 Jy/beam ! Clean residual mean=0.000047 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 2.27842 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 96 components and 2.27842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317199Jy sigma=0.001744 ! Fit after self-cal, rms=0.317196Jy sigma=0.001743 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 = 0.000436458 Jy ! Component: 100 - total flux cleaned = 0.000642099 Jy ! Component: 150 - total flux cleaned = 0.000737656 Jy ! Component: 200 - total flux cleaned = 0.00090978 Jy ! Total flux subtracted in 200 components = 0.00090978 Jy ! Clean residual min=-0.004857 max=0.005703 Jy/beam ! Clean residual mean=0.000037 rms=0.001350 Jy/beam ! Combined flux in latest and established models = 2.27933 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 107 components and 2.27933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317152Jy sigma=0.001743 ! Fit after self-cal, rms=0.317152Jy sigma=0.001743 ! Inverting map ! Added new window around map position (-15, 14.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491246 Jy ! Component: 100 - total flux cleaned = 0.00542942 Jy ! Component: 150 - total flux cleaned = 0.005649 Jy ! Component: 200 - total flux cleaned = 0.00603061 Jy ! Total flux subtracted in 200 components = 0.00603061 Jy ! Clean residual min=-0.004832 max=0.005267 Jy/beam ! Clean residual mean=-0.000046 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 2.28536 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 128 components and 2.28536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317041Jy sigma=0.001742 ! Fit after self-cal, rms=0.317036Jy sigma=0.001742 ! 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=0.317036Jy sigma=0.001742 ! Fit after self-cal, rms=0.316649Jy sigma=0.001742 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.103 mas, bmaj=12.78 mas, bpa=-8.806 degrees ! Estimated noise=814.031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000620564 Jy ! Component: 100 - total flux cleaned = -6.70451e-05 Jy ! Component: 150 - total flux cleaned = 0.000434001 Jy ! Component: 200 - total flux cleaned = 0.000670081 Jy ! Total flux subtracted in 200 components = 0.000670081 Jy ! Clean residual min=-0.004692 max=0.005775 Jy/beam ! Clean residual mean=-0.000259 rms=0.001569 Jy/beam ! Combined flux in latest and established models = 2.28603 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 147 components and 2.28603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316602Jy sigma=0.001742 ! Fit after self-cal, rms=0.316602Jy sigma=0.001742 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 = 0.000687947 Jy ! Component: 100 - total flux cleaned = 0.000848601 Jy ! Component: 150 - total flux cleaned = 0.000938488 Jy ! Component: 200 - total flux cleaned = 0.000979044 Jy ! Total flux subtracted in 200 components = 0.000979044 Jy ! Clean residual min=-0.004821 max=0.005688 Jy/beam ! Clean residual mean=-0.000291 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 2.28701 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 158 components and 2.28701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316597Jy sigma=0.001742 ! Fit after self-cal, rms=0.316597Jy sigma=0.001742 ! 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=2.346 mas, bmaj=7.075 mas, bpa=-3.204 degrees ! Estimated noise=580.852 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.346 x 7.075 at -3.204 degrees (North through East) ! Clean map min=-0.009002 max=2.0146 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=0.316597Jy sigma=0.001742 ! Fit after self-cal, rms=0.258324Jy sigma=0.001173 ! Inverting map and beam ! Estimated beam: bmin=2.344 mas, bmaj=7.081 mas, bpa=-3.207 degrees ! Estimated noise=580.578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00428767 Jy ! Component: 100 - total flux cleaned = -0.00579438 Jy ! Component: 150 - total flux cleaned = -0.00597186 Jy ! Component: 200 - total flux cleaned = -0.00605038 Jy ! Total flux subtracted in 200 components = -0.00605038 Jy ! Clean residual min=-0.003390 max=0.003661 Jy/beam ! Clean residual mean=-0.000051 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 2.28096 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 176 components and 2.28096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258230Jy sigma=0.001172 ! Fit after self-cal, rms=0.258232Jy sigma=0.001172 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000243118 Jy ! Component: 100 - total flux cleaned = -0.000313393 Jy ! Component: 150 - total flux cleaned = -0.000246194 Jy ! Component: 200 - total flux cleaned = -0.000375006 Jy ! Total flux subtracted in 200 components = -0.000375006 Jy ! Clean residual min=-0.003277 max=0.003614 Jy/beam ! Clean residual mean=-0.000046 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 2.28058 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 188 components and 2.28058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258195Jy sigma=0.001172 ! Fit after self-cal, rms=0.258195Jy sigma=0.001172 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258195Jy sigma=0.001172 ! Fit after self-cal, rms=0.258286Jy sigma=0.001172 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=1.838 mas, bmaj=5.84 mas, bpa=-2.648 degrees ! Estimated noise=1041.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.49831 Jy ! Component: 100 - total flux cleaned = 1.86112 Jy ! Component: 150 - total flux cleaned = 2.02855 Jy ! Component: 200 - total flux cleaned = 2.11498 Jy ! Total flux subtracted in 200 components = 2.11498 Jy ! Clean residual min=-0.013872 max=0.040758 Jy/beam ! Clean residual mean=0.000258 rms=0.003872 Jy/beam ! Combined flux in latest and established models = 2.11498 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 9 model components to the UV plane model. ! The established model now contains 9 components and 2.11498 Jy ! Inverting map and beam ! Estimated beam: bmin=2.346 mas, bmaj=7.083 mas, bpa=-3.218 degrees ! Estimated noise=580.496 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 = 0.0732734 Jy ! Component: 100 - total flux cleaned = 0.108684 Jy ! Component: 150 - total flux cleaned = 0.127888 Jy ! Component: 200 - total flux cleaned = 0.139609 Jy ! Total flux subtracted in 200 components = 0.139609 Jy ! Clean residual min=-0.005448 max=0.006727 Jy/beam ! Clean residual mean=0.000261 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 2.25459 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 52 components and 2.25459 Jy ! Inverting map ! Added new window around map position (2, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712036 Jy ! Component: 100 - total flux cleaned = 0.0100215 Jy ! Component: 150 - total flux cleaned = 0.0122654 Jy ! Component: 200 - total flux cleaned = 0.0140552 Jy ! Total flux subtracted in 200 components = 0.0140552 Jy ! Clean residual min=-0.004631 max=0.004179 Jy/beam ! Clean residual mean=0.000086 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 2.26864 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 75 components and 2.26864 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=8.114 mas, bmaj=12.79 mas, bpa=-8.797 degrees ! Estimated noise=812.445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417179 Jy ! Component: 100 - total flux cleaned = 0.00620176 Jy ! Component: 150 - total flux cleaned = 0.00692831 Jy ! Component: 200 - total flux cleaned = 0.00734145 Jy ! Total flux subtracted in 200 components = 0.00734145 Jy ! Clean residual min=-0.003430 max=0.005136 Jy/beam ! Clean residual mean=-0.000027 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 2.27598 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 = 0.000122497 Jy ! Component: 100 - total flux cleaned = 0.000177378 Jy ! Component: 150 - total flux cleaned = 0.000229474 Jy ! Component: 200 - total flux cleaned = 0.000277101 Jy ! Total flux subtracted in 200 components = 0.000277101 Jy ! Clean residual min=-0.003530 max=0.005163 Jy/beam ! Clean residual mean=-0.000037 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 2.27626 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 107 components and 2.27626 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.346 mas, bmaj=7.083 mas, bpa=-3.218 degrees ! Estimated noise=580.496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00119248 Jy ! Component: 100 - total flux cleaned = -0.00170092 Jy ! Component: 150 - total flux cleaned = -0.00192878 Jy ! Component: 200 - total flux cleaned = -0.00203327 Jy ! Total flux subtracted in 200 components = -0.00203327 Jy ! Clean residual min=-0.003674 max=0.003812 Jy/beam ! Clean residual mean=0.000013 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 2.27422 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 125 components and 2.27422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258387Jy sigma=0.001172 ! Fit after self-cal, rms=0.258367Jy sigma=0.001172 wmodel J0442-0017_S_2003_09_17_pus_map.mod ! Writing 125 model components to file: J0442-0017_S_2003_09_17_pus_map.mod wobs J0442-0017_S_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0442-0017_S_2003_09_17_pus_uvs.fits wwins J0442-0017_S_2003_09_17_pus_map.win ! wwins: Wrote 4 windows to J0442-0017_S_2003_09_17_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 = 0.00104869 Jy ! Component: 100 - total flux cleaned = 0.00136013 Jy ! Component: 150 - total flux cleaned = 0.00171306 Jy ! Component: 200 - total flux cleaned = 0.00188095 Jy ! Component: 250 - total flux cleaned = 0.00198895 Jy ! Component: 300 - total flux cleaned = 0.00209364 Jy ! Component: 350 - total flux cleaned = 0.00229686 Jy ! Component: 400 - total flux cleaned = 0.00254349 Jy ! Component: 450 - total flux cleaned = 0.00288017 Jy ! Component: 500 - total flux cleaned = 0.00311476 Jy ! Component: 550 - total flux cleaned = 0.00329883 Jy ! Component: 600 - total flux cleaned = 0.00352364 Jy ! Component: 650 - total flux cleaned = 0.00361175 Jy ! Component: 700 - total flux cleaned = 0.00382802 Jy ! Component: 750 - total flux cleaned = 0.00395503 Jy ! Component: 800 - total flux cleaned = 0.00407967 Jy ! Component: 850 - total flux cleaned = 0.00407935 Jy ! Component: 900 - total flux cleaned = 0.00407927 Jy ! Component: 950 - total flux cleaned = 0.00403943 Jy ! Component: 1000 - total flux cleaned = 0.00396168 Jy ! Component: 1050 - total flux cleaned = 0.00400102 Jy ! Component: 1100 - total flux cleaned = 0.00396244 Jy ! Component: 1150 - total flux cleaned = 0.00384911 Jy ! Component: 1200 - total flux cleaned = 0.00377501 Jy ! Component: 1250 - total flux cleaned = 0.0036652 Jy ! Component: 1300 - total flux cleaned = 0.00355718 Jy ! Component: 1350 - total flux cleaned = 0.00362884 Jy ! Component: 1400 - total flux cleaned = 0.00352256 Jy ! Component: 1450 - total flux cleaned = 0.00345249 Jy ! Component: 1500 - total flux cleaned = 0.00341767 Jy ! Component: 1550 - total flux cleaned = 0.00331482 Jy ! Component: 1600 - total flux cleaned = 0.00328117 Jy ! Component: 1650 - total flux cleaned = 0.00331503 Jy ! Component: 1700 - total flux cleaned = 0.00328165 Jy ! Component: 1750 - total flux cleaned = 0.00328147 Jy ! Component: 1800 - total flux cleaned = 0.00324867 Jy ! Component: 1850 - total flux cleaned = 0.00311867 Jy ! Component: 1900 - total flux cleaned = 0.00308708 Jy ! Component: 1950 - total flux cleaned = 0.00302327 Jy ! Component: 2000 - total flux cleaned = 0.00299139 Jy ! Total flux subtracted in 2048 components = 0.00289701 Jy ! Clean residual min=-0.001644 max=0.001692 Jy/beam ! Clean residual mean=-0.000042 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 2.27712 Jy keep ! Adding 137 model components to the UV plane model. ! The established model now contains 261 components and 2.27712 Jy wmap "J0442-0017_S_2003_09_17_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.346 x 7.083 at -3.218 degrees (North through East) ! Clean map min=-0.0059462 max=2.0154 Jy/beam ! Writing clean map to FITS file: J0442-0017_S_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.01543 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00061337 device "J0442-0017_S_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0442-0017_S_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0913009 0.0913009 0.182602 0.365204 0.730407 1.46081 2.92163 5.84326 11.6865 23.373 46.7461 93.4921 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.015 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.346 x 7.083 at -3.218 degrees (North through East) ! Clean map min=-0.0059462 max=2.0154 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0442-0017_S_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0442-0017_S_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0442-0017_S_2003_09_17_pus_uvs.log closed on Tue May 22 12:12:12 2007