! Started logfile: J1427+2348_S_2003_06_18_pus_uvs.log on Wed Jan 24 17:51:39 2007 obs J1427+2348_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1427+2348_S_2003_06_18_pus_uva.fits ! AN table 1: 158 integrations on 153 of 153 possible baselines. ! AN table 2: 193 integrations on 153 of 153 possible baselines. ! AN table 3: 208 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.157436 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1427+2348 ! ! 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 2429 lines of history. ! ! Reading 53860 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 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 1080 telescope corrections were flagged in sub-array 1. ! A total of 2552 telescope corrections were flagged in sub-array 2. ! A total of 3377 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1079 telescope corrections were flagged in sub-array 1. ! A total of 2416 telescope corrections were flagged in sub-array 2. ! A total of 3377 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1080 telescope corrections were flagged in sub-array 1. ! A total of 2577 telescope corrections were flagged in sub-array 2. ! A total of 3377 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1079 telescope corrections were flagged in sub-array 1. ! A total of 2577 telescope corrections were flagged in sub-array 2. ! A total of 3377 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.880724Jy sigma=0.009378 ! Fit after self-cal, rms=0.822360Jy sigma=0.008863 ! 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=2.501 mas, bmaj=4.577 mas, bpa=-1.099 degrees ! Estimated noise=926.375 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 = 0.153116 Jy ! Component: 100 - total flux cleaned = 0.192889 Jy ! Total flux subtracted in 100 components = 0.192889 Jy ! Clean residual min=-0.008385 max=0.017786 Jy/beam ! Clean residual mean=0.000176 rms=0.002843 Jy/beam ! Combined flux in latest and established models = 0.192889 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.192889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231123Jy sigma=0.001832 ! Fit after self-cal, rms=0.231076Jy sigma=0.001831 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0208593 Jy ! Component: 100 - total flux cleaned = 0.0328235 Jy ! Total flux subtracted in 100 components = 0.0328235 Jy ! Clean residual min=-0.007524 max=0.007786 Jy/beam ! Clean residual mean=0.000154 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 0.225713 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.225713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228384Jy sigma=0.001789 ! Fit after self-cal, rms=0.228375Jy sigma=0.001789 ! 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=3.189 mas, bmaj=5.57 mas, bpa=0.2201 degrees ! Estimated noise=301.199 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 (3, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013259 Jy ! Component: 100 - total flux cleaned = 0.0216433 Jy ! Component: 150 - total flux cleaned = 0.0275671 Jy ! Component: 200 - total flux cleaned = 0.0319603 Jy ! Total flux subtracted in 200 components = 0.0319603 Jy ! Clean residual min=-0.002650 max=0.005492 Jy/beam ! Clean residual mean=0.001022 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.257673 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 68 components and 0.257673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227371Jy sigma=0.001776 ! Fit after self-cal, rms=0.227340Jy sigma=0.001776 ! 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 1.05 FD 0.98 GG 1.00* HN 0.92 ! KK 1.00* KP 0.96 LA 0.99 MA 1.00* ! MK 1.03 NL 1.05 ON 1.07 OV 1.06 ! PT 0.96 SC 0.94 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 0.95 ! KK 1.00* KP 1.00* LA 0.97 MA 1.00* ! MK 1.00* NL 1.00 ON 0.71 OV 1.00* ! PT 1.00* SC 0.95 TC 1.00* TS 1.00* ! WF 0.91 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.90 GG 1.00* HN 0.81 ! KK 1.00* KP 0.95 LA 0.95 MA 1.00* ! MK 1.21 NL 1.02 ON 1.01 OV 1.00 ! PT 0.94 SC 0.88 TC 1.00* TS 1.00* ! WF 0.97 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GG 1.00* HN 1.03 ! KK 1.00* KP 1.03 LA 0.97 MA 1.00* ! MK 1.10 NL 0.99 ON 0.99 OV 1.00 ! PT 0.99 SC 0.98 TC 1.00* TS 1.00* ! WF 0.98 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 1.02 ! KK 1.00* KP 1.00* LA 0.96 MA 1.00* ! MK 1.00* NL 0.95 ON 0.77 OV 1.00* ! PT 1.00* SC 1.01 TC 1.00* TS 1.00* ! WF 0.87 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00 GG 1.00* HN 0.85 ! KK 1.00* KP 0.99 LA 0.93 MA 1.00* ! MK 1.17 NL 1.02 ON 1.01 OV 0.93 ! PT 0.94 SC 0.93 TC 1.00* TS 1.00* ! WF 0.95 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 GG 1.00* HN 1.04 ! KK 1.00* KP 1.03 LA 0.94 MA 1.00* ! MK 1.09 NL 1.00 ON 1.04 OV 1.08 ! PT 1.01 SC 1.09 TC 1.00* TS 1.00* ! WF 0.95 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 1.02 ! KK 1.00* KP 1.00* LA 0.90 MA 1.00* ! MK 1.00* NL 0.92 ON 1.00* OV 1.00* ! PT 1.00* SC 1.13 TC 1.00* TS 1.00* ! WF 0.87 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 GG 1.00* HN 0.91 ! KK 1.00* KP 1.05 LA 0.95 MA 1.00* ! MK 1.12 NL 0.97 ON 1.08 OV 1.02 ! PT 0.92 SC 1.04 TC 1.00* TS 1.00* ! WF 0.94 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 GG 1.00* HN 0.98 ! KK 1.00* KP 1.01 LA 0.98 MA 1.00* ! MK 1.01 NL 1.05 ON 0.92 OV 1.03 ! PT 1.02 SC 1.10 TC 1.00* TS 1.00* ! WF 0.92 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 0.99 ! KK 1.00* KP 1.00* LA 0.98 MA 1.00* ! MK 1.00* NL 1.01 ON 1.00* OV 1.00* ! PT 1.00* SC 1.11 TC 1.00* TS 1.00* ! WF 0.81 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.98 GG 1.00* HN 0.88 ! KK 1.00* KP 1.01 LA 1.01 MA 1.00* ! MK 1.07 NL 0.96 ON 1.03 OV 1.05 ! PT 1.03 SC 1.15 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! ! Fit before self-cal, rms=0.227340Jy sigma=0.001776 ! Fit after self-cal, rms=0.219012Jy sigma=0.001767 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.207 mas, bmaj=5.614 mas, bpa=-0.1442 degrees ! Estimated noise=299.126 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 (-3, -24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00402066 Jy ! Component: 100 - total flux cleaned = 0.00654249 Jy ! Component: 150 - total flux cleaned = 0.00846464 Jy ! Component: 200 - total flux cleaned = 0.00999216 Jy ! Total flux subtracted in 200 components = 0.00999216 Jy ! Clean residual min=-0.001461 max=0.002334 Jy/beam ! Clean residual mean=0.000485 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.267665 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 99 components and 0.267665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218903Jy sigma=0.001766 ! Fit after self-cal, rms=0.218792Jy sigma=0.001765 ! 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=0.218792Jy sigma=0.001765 ! Fit after self-cal, rms=0.218548Jy sigma=0.001765 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.206 mas, bmaj=5.617 mas, bpa=-0.09293 degrees ! Estimated noise=298.874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176989 Jy ! Component: 100 - total flux cleaned = 0.00311907 Jy ! Component: 150 - total flux cleaned = 0.00421238 Jy ! Component: 200 - total flux cleaned = 0.00473229 Jy ! Total flux subtracted in 200 components = 0.00473229 Jy ! Clean residual min=-0.001488 max=0.002135 Jy/beam ! Clean residual mean=0.000398 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.272398 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 113 components and 0.272398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218512Jy sigma=0.001765 ! Fit after self-cal, rms=0.218497Jy sigma=0.001765 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 (-44.5, 43.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213559 Jy ! Component: 100 - total flux cleaned = 0.00323986 Jy ! Component: 150 - total flux cleaned = 0.00360074 Jy ! Component: 200 - total flux cleaned = 0.00380014 Jy ! Total flux subtracted in 200 components = 0.00380014 Jy ! Clean residual min=-0.001416 max=0.002043 Jy/beam ! Clean residual mean=0.000360 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.276198 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 132 components and 0.276198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218460Jy sigma=0.001765 ! Fit after self-cal, rms=0.218447Jy sigma=0.001765 ! 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=0.218447Jy sigma=0.001765 ! Fit after self-cal, rms=0.218795Jy sigma=0.001765 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.205 mas, bmaj=5.615 mas, bpa=-0.04464 degrees ! Estimated noise=299.092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116478 Jy ! Component: 100 - total flux cleaned = 0.00183825 Jy ! Component: 150 - total flux cleaned = 0.00212229 Jy ! Component: 200 - total flux cleaned = 0.00229815 Jy ! Total flux subtracted in 200 components = 0.00229815 Jy ! Clean residual min=-0.001452 max=0.001912 Jy/beam ! Clean residual mean=0.000318 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.278496 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 138 components and 0.278496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218777Jy sigma=0.001765 ! Fit after self-cal, rms=0.218779Jy sigma=0.001765 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 = 0.00047499 Jy ! Component: 100 - total flux cleaned = 0.00064781 Jy ! Component: 150 - total flux cleaned = 0.000756323 Jy ! Component: 200 - total flux cleaned = 0.00086037 Jy ! Total flux subtracted in 200 components = 0.00086037 Jy ! Clean residual min=-0.001412 max=0.001878 Jy/beam ! Clean residual mean=0.000317 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.279356 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 147 components and 0.279356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218768Jy sigma=0.001765 ! Fit after self-cal, rms=0.218766Jy sigma=0.001765 ! 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=0.218766Jy sigma=0.001765 ! Fit after self-cal, rms=0.219079Jy sigma=0.001765 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.28 mas, bmaj=9.735 mas, bpa=4.371 degrees ! Estimated noise=368.546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165529 Jy ! Component: 100 - total flux cleaned = 0.00241512 Jy ! Component: 150 - total flux cleaned = 0.00274605 Jy ! Component: 200 - total flux cleaned = 0.00304401 Jy ! Total flux subtracted in 200 components = 0.00304401 Jy ! Clean residual min=-0.001314 max=0.002486 Jy/beam ! Clean residual mean=0.000652 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.2824 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 158 components and 0.2824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219078Jy sigma=0.001765 ! Fit after self-cal, rms=0.219080Jy sigma=0.001765 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 (-30.5, -19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242556 Jy ! Component: 100 - total flux cleaned = 0.00390417 Jy ! Component: 150 - total flux cleaned = 0.00502886 Jy ! Component: 200 - total flux cleaned = 0.00594816 Jy ! Total flux subtracted in 200 components = 0.00594816 Jy ! Clean residual min=-0.001248 max=0.002324 Jy/beam ! Clean residual mean=0.000428 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.288348 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 192 components and 0.288348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219060Jy sigma=0.001764 ! Fit after self-cal, rms=0.219049Jy sigma=0.001764 ! Inverting map ! Added new window around map position (6, 37.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228368 Jy ! Component: 100 - total flux cleaned = 0.00370518 Jy ! Component: 150 - total flux cleaned = 0.00478626 Jy ! Component: 200 - total flux cleaned = 0.00559291 Jy ! Total flux subtracted in 200 components = 0.00559291 Jy ! Clean residual min=-0.000978 max=0.001289 Jy/beam ! Clean residual mean=0.000255 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.293941 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 249 components and 0.293941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219039Jy sigma=0.001764 ! Fit after self-cal, rms=0.219036Jy sigma=0.001764 ! 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=3.205 mas, bmaj=5.613 mas, bpa=-0.03128 degrees ! Estimated noise=299.53 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.205 x 5.613 at -0.03128 degrees (North through East) ! Clean map min=-0.0013048 max=0.20474 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 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=2.503 mas, bmaj=4.602 mas, bpa=-1.203 degrees ! Estimated noise=963.784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.152714 Jy ! Component: 100 - total flux cleaned = 0.193541 Jy ! Component: 150 - total flux cleaned = 0.21454 Jy ! Component: 200 - total flux cleaned = 0.227011 Jy ! Total flux subtracted in 200 components = 0.227011 Jy ! Clean residual min=-0.005928 max=0.006631 Jy/beam ! Clean residual mean=0.000122 rms=0.001699 Jy/beam ! Combined flux in latest and established models = 0.227011 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.227011 Jy ! Inverting map and beam ! Estimated beam: bmin=3.205 mas, bmaj=5.613 mas, bpa=-0.03128 degrees ! Estimated noise=299.53 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 = 0.0115944 Jy ! Component: 100 - total flux cleaned = 0.0192464 Jy ! Component: 150 - total flux cleaned = 0.0249189 Jy ! Component: 200 - total flux cleaned = 0.0294449 Jy ! Total flux subtracted in 200 components = 0.0294449 Jy ! Clean residual min=-0.001783 max=0.003855 Jy/beam ! Clean residual mean=0.000717 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.256455 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 71 components and 0.256455 Jy ! Inverting map ! Added new window around map position (-3.5, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410228 Jy ! Component: 100 - total flux cleaned = 0.00739142 Jy ! Component: 150 - total flux cleaned = 0.0102362 Jy ! Component: 200 - total flux cleaned = 0.0127555 Jy ! Total flux subtracted in 200 components = 0.0127555 Jy ! Clean residual min=-0.001523 max=0.002444 Jy/beam ! Clean residual mean=0.000517 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.269211 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 107 components and 0.269211 Jy ! Inverting map ! Added new window around map position (-13, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251426 Jy ! Component: 100 - total flux cleaned = 0.00459476 Jy ! Component: 150 - total flux cleaned = 0.00650454 Jy ! Component: 200 - total flux cleaned = 0.00827387 Jy ! Total flux subtracted in 200 components = 0.00827387 Jy ! Clean residual min=-0.001418 max=0.001775 Jy/beam ! Clean residual mean=0.000384 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.277485 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 142 components and 0.277485 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=7.28 mas, bmaj=9.735 mas, bpa=4.371 degrees ! Estimated noise=368.546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296454 Jy ! Component: 100 - total flux cleaned = 0.00519962 Jy ! Component: 150 - total flux cleaned = 0.00709075 Jy ! Component: 200 - total flux cleaned = 0.00875185 Jy ! Total flux subtracted in 200 components = 0.00875185 Jy ! Clean residual min=-0.001073 max=0.001688 Jy/beam ! Clean residual mean=0.000592 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.286237 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) ! Added new window around map position (-10.5, -35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168202 Jy ! Component: 100 - total flux cleaned = 0.00303623 Jy ! Component: 150 - total flux cleaned = 0.00424265 Jy ! Component: 200 - total flux cleaned = 0.00532472 Jy ! Total flux subtracted in 200 components = 0.00532472 Jy ! Clean residual min=-0.000992 max=0.001474 Jy/beam ! Clean residual mean=0.000384 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.291561 Jy ! Adding 121 model components to the UV plane model. ! The established model now contains 255 components and 0.291561 Jy ! Inverting map ! Added new window around map position (42.5, 52). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139962 Jy ! Component: 100 - total flux cleaned = 0.00238914 Jy ! Component: 150 - total flux cleaned = 0.00327957 Jy ! Component: 200 - total flux cleaned = 0.00408871 Jy ! Total flux subtracted in 200 components = 0.00408871 Jy ! Clean residual min=-0.001079 max=0.001184 Jy/beam ! Clean residual mean=0.000229 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.29565 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 300 components and 0.29565 Jy ! Inverting map ! Added new window around map position (-57, -57). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121269 Jy ! Component: 100 - total flux cleaned = 0.00189611 Jy ! Component: 150 - total flux cleaned = 0.00231327 Jy ! Component: 200 - total flux cleaned = 0.00267463 Jy ! Total flux subtracted in 200 components = 0.00267463 Jy ! Clean residual min=-0.000897 max=0.000857 Jy/beam ! Clean residual mean=0.000133 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.298324 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 333 components and 0.298325 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.205 mas, bmaj=5.613 mas, bpa=-0.03128 degrees ! Estimated noise=299.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290191 Jy ! Component: 100 - total flux cleaned = 0.000534862 Jy ! Component: 150 - total flux cleaned = 0.000672026 Jy ! Component: 200 - total flux cleaned = 0.000759553 Jy ! Total flux subtracted in 200 components = 0.000759553 Jy ! Clean residual min=-0.001299 max=0.001203 Jy/beam ! Clean residual mean=0.000047 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.299084 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 370 components and 0.299084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218967Jy sigma=0.001763 ! Fit after self-cal, rms=0.218967Jy sigma=0.001763 wmodel J1427+2348_S_2003_06_18_pus_map.mod ! Writing 370 model components to file: J1427+2348_S_2003_06_18_pus_map.mod wobs J1427+2348_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1427+2348_S_2003_06_18_pus_uvs.fits wwins J1427+2348_S_2003_06_18_pus_map.win ! wwins: Wrote 11 windows to J1427+2348_S_2003_06_18_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 = 6.75223e-05 Jy ! Component: 100 - total flux cleaned = 8.88053e-05 Jy ! Component: 150 - total flux cleaned = 0.000129233 Jy ! Component: 200 - total flux cleaned = 0.000187985 Jy ! Component: 250 - total flux cleaned = 0.000226241 Jy ! Component: 300 - total flux cleaned = 0.000263201 Jy ! Component: 350 - total flux cleaned = 0.000316621 Jy ! Component: 400 - total flux cleaned = 0.000368816 Jy ! Component: 450 - total flux cleaned = 0.000385682 Jy ! Component: 500 - total flux cleaned = 0.000419015 Jy ! Component: 550 - total flux cleaned = 0.000468352 Jy ! Component: 600 - total flux cleaned = 0.000517084 Jy ! Component: 650 - total flux cleaned = 0.000533138 Jy ! Component: 700 - total flux cleaned = 0.000580571 Jy ! Component: 750 - total flux cleaned = 0.000611801 Jy ! Component: 800 - total flux cleaned = 0.000627252 Jy ! Component: 850 - total flux cleaned = 0.000673139 Jy ! Component: 900 - total flux cleaned = 0.000688188 Jy ! Component: 950 - total flux cleaned = 0.000733154 Jy ! Component: 1000 - total flux cleaned = 0.000762879 Jy ! Component: 1050 - total flux cleaned = 0.000821613 Jy ! Component: 1100 - total flux cleaned = 0.000865161 Jy ! Component: 1150 - total flux cleaned = 0.000893874 Jy ! Component: 1200 - total flux cleaned = 0.000922327 Jy ! Component: 1250 - total flux cleaned = 0.000950551 Jy ! Component: 1300 - total flux cleaned = 0.000992685 Jy ! Component: 1350 - total flux cleaned = 0.00103431 Jy ! Component: 1400 - total flux cleaned = 0.00108937 Jy ! Component: 1450 - total flux cleaned = 0.00110312 Jy ! Component: 1500 - total flux cleaned = 0.00118459 Jy ! Component: 1550 - total flux cleaned = 0.00119805 Jy ! Component: 1600 - total flux cleaned = 0.0012249 Jy ! Component: 1650 - total flux cleaned = 0.00127815 Jy ! Component: 1700 - total flux cleaned = 0.00130452 Jy ! Component: 1750 - total flux cleaned = 0.00133081 Jy ! Component: 1800 - total flux cleaned = 0.00134389 Jy ! Component: 1850 - total flux cleaned = 0.00136992 Jy ! Component: 1900 - total flux cleaned = 0.00142141 Jy ! Component: 1950 - total flux cleaned = 0.00143415 Jy ! Component: 2000 - total flux cleaned = 0.00147237 Jy ! Total flux subtracted in 2048 components = 0.00149768 Jy ! Clean residual min=-0.000822 max=0.000791 Jy/beam ! Clean residual mean=0.000040 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.300582 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 497 components and 0.300582 Jy wmap "J1427+2348_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.205 x 5.613 at -0.03128 degrees (North through East) ! Clean map min=-0.0011216 max=0.20444 Jy/beam ! Writing clean map to FITS file: J1427+2348_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.204436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000236656 device "J1427+2348_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1427+2348_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347282 0.347282 0.694564 1.38913 2.77826 5.55651 11.113 22.2261 44.4521 88.9042 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.204 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.205 x 5.613 at -0.03128 degrees (North through East) ! Clean map min=-0.0011216 max=0.20444 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1427+2348_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1427+2348_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1427+2348_S_2003_06_18_pus_uvs.log closed on Wed Jan 24 17:57:00 2007