! Started logfile: J1427-4206_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:24:12 2008 obs J1427-4206_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J1427-4206_S_2001_10_29_pus_uva.fits ! AN table 1: 15 integrations on 153 of 153 possible baselines. ! AN table 2: 9 integrations on 153 of 153 possible baselines. ! AN table 3: 25 integrations on 153 of 153 possible baselines. ! AN table 4: 16 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0311714 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1427-4206 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2604 lines of history. ! ! Reading 1240 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 J1427-4206_S_2001_10_29_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 270 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 331 telescope corrections were flagged in sub-array 3. ! A total of 288 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 331 telescope corrections were flagged in sub-array 3. ! A total of 288 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 331 telescope corrections were flagged in sub-array 3. ! A total of 288 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 331 telescope corrections were flagged in sub-array 3. ! A total of 288 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.644885Jy sigma=0.004169 ! Fit after self-cal, rms=0.548226Jy sigma=0.003813 ! 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=2.445 mas, bmaj=41.43 mas, bpa=-12.69 degrees ! Estimated noise=6994.94 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.361665 Jy ! Component: 100 - total flux cleaned = 0.502144 Jy ! Total flux subtracted in 100 components = 0.502144 Jy ! Clean residual min=-0.057813 max=0.074619 Jy/beam ! Clean residual mean=0.001926 rms=0.030932 Jy/beam ! Combined flux in latest and established models = 0.502144 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.502144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336472Jy sigma=0.002284 ! Fit after self-cal, rms=0.335404Jy sigma=0.002276 ! 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=2.936 mas, bmaj=40.98 mas, bpa=-12.3 degrees ! Estimated noise=3135.79 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.174051 Jy ! Component: 100 - total flux cleaned = 0.285828 Jy ! Component: 150 - total flux cleaned = 0.364262 Jy ! Component: 200 - total flux cleaned = 0.418892 Jy ! Total flux subtracted in 200 components = 0.418892 Jy ! Clean residual min=-0.031990 max=0.032203 Jy/beam ! Clean residual mean=0.002837 rms=0.018070 Jy/beam ! Combined flux in latest and established models = 0.921036 Jy ! Performing phase self-cal ! Adding 76 model components to the UV plane model. ! The established model now contains 89 components and 0.921036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203263Jy sigma=0.001377 ! Fit after self-cal, rms=0.201958Jy sigma=0.001368 ! 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* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.89 KP 0.82 LA 0.95 ! MA 1.00* MC 1.00* MK 1.04 NL 1.00* ! OV 0.99 PT 0.94 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.89 KP 0.93 LA 0.92 ! MA 1.00* MC 1.00* MK 1.07 NL 1.00* ! OV 0.99 PT 0.92 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.95 KP 1.07 LA 1.01 ! MA 1.00* MC 1.00* MK 1.01 NL 1.00* ! OV 1.03 PT 0.99 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.88 KP 1.00 LA 0.94 ! MA 1.00* MC 1.00* MK 1.08 NL 1.00* ! OV 0.98 PT 0.95 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.201958Jy sigma=0.001368 ! Fit after self-cal, rms=0.175810Jy sigma=0.001262 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.957 mas, bmaj=41.41 mas, bpa=-12.24 degrees ! Estimated noise=2956.63 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 = 0.0365839 Jy ! Component: 100 - total flux cleaned = 0.043587 Jy ! Component: 150 - total flux cleaned = 0.0484154 Jy ! Component: 200 - total flux cleaned = 0.0489172 Jy ! Total flux subtracted in 200 components = 0.0489172 Jy ! Clean residual min=-0.011593 max=0.011163 Jy/beam ! Clean residual mean=0.000144 rms=0.004205 Jy/beam ! Combined flux in latest and established models = 0.969953 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 143 components and 0.969953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168103Jy sigma=0.001205 ! Fit after self-cal, rms=0.167612Jy sigma=0.001201 ! 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=0.167612Jy sigma=0.001201 ! Fit after self-cal, rms=0.165772Jy sigma=0.001199 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.963 mas, bmaj=41.12 mas, bpa=-12.25 degrees ! Estimated noise=2935.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00746462 Jy ! Component: 100 - total flux cleaned = 0.0100711 Jy ! Component: 150 - total flux cleaned = 0.0114763 Jy ! Component: 200 - total flux cleaned = 0.0111008 Jy ! Total flux subtracted in 200 components = 0.0111008 Jy ! Clean residual min=-0.005961 max=0.006280 Jy/beam ! Clean residual mean=0.000229 rms=0.001931 Jy/beam ! Combined flux in latest and established models = 0.981054 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 171 components and 0.981054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164789Jy sigma=0.001192 ! Fit after self-cal, rms=0.164734Jy sigma=0.001192 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 = 0.00340527 Jy ! Component: 100 - total flux cleaned = 0.0038693 Jy ! Component: 150 - total flux cleaned = 0.00469309 Jy ! Component: 200 - total flux cleaned = 0.00578248 Jy ! Total flux subtracted in 200 components = 0.00578248 Jy ! Clean residual min=-0.001918 max=0.001926 Jy/beam ! Clean residual mean=0.000202 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.986836 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 219 components and 0.986836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164418Jy sigma=0.001190 ! Fit after self-cal, rms=0.164418Jy sigma=0.001190 ! 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=0.164418Jy sigma=0.001190 ! Fit after self-cal, rms=0.164250Jy sigma=0.001189 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.959 mas, bmaj=41.12 mas, bpa=-12.25 degrees ! Estimated noise=2934.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178259 Jy ! Component: 100 - total flux cleaned = 0.00225231 Jy ! Component: 150 - total flux cleaned = 0.00236611 Jy ! Component: 200 - total flux cleaned = 0.00237509 Jy ! Total flux subtracted in 200 components = 0.00237509 Jy ! Clean residual min=-0.002646 max=0.002559 Jy/beam ! Clean residual mean=0.000136 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.989211 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 239 components and 0.989211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164137Jy sigma=0.001189 ! Fit after self-cal, rms=0.164135Jy sigma=0.001189 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 = -0.00115178 Jy ! Component: 100 - total flux cleaned = -0.00156741 Jy ! Component: 150 - total flux cleaned = -0.00164292 Jy ! Component: 200 - total flux cleaned = -0.00178691 Jy ! Total flux subtracted in 200 components = -0.00178691 Jy ! Clean residual min=-0.001399 max=0.001456 Jy/beam ! Clean residual mean=0.000069 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.987425 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 275 components and 0.987425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164061Jy sigma=0.001188 ! Fit after self-cal, rms=0.164061Jy sigma=0.001188 ! 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=0.164061Jy sigma=0.001188 ! Fit after self-cal, rms=0.164149Jy sigma=0.001188 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.799 mas, bmaj=42.74 mas, bpa=-4.204 degrees ! Estimated noise=3946.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000464877 Jy ! Component: 100 - total flux cleaned = -0.000904589 Jy ! Component: 150 - total flux cleaned = -0.00131172 Jy ! Component: 200 - total flux cleaned = -0.00127664 Jy ! Total flux subtracted in 200 components = -0.00127664 Jy ! Clean residual min=-0.001927 max=0.001889 Jy/beam ! Clean residual mean=0.000069 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.986148 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 321 components and 0.986148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164120Jy sigma=0.001188 ! Fit after self-cal, rms=0.164121Jy sigma=0.001188 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 = -6.18558e-05 Jy ! Component: 100 - total flux cleaned = -0.000163224 Jy ! Component: 150 - total flux cleaned = -0.000151361 Jy ! Component: 200 - total flux cleaned = -0.000103145 Jy ! Total flux subtracted in 200 components = -0.000103145 Jy ! Clean residual min=-0.002572 max=0.002532 Jy/beam ! Clean residual mean=0.000033 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.986045 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 346 components and 0.986045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164114Jy sigma=0.001188 ! Fit after self-cal, rms=0.164112Jy sigma=0.001188 ! 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=2.957 mas, bmaj=41.14 mas, bpa=-12.25 degrees ! Estimated noise=2936.23 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.957 x 41.14 at -12.25 degrees (North through East) ! Clean map min=-0.011074 max=0.41139 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=2.44 mas, bmaj=41.59 mas, bpa=-12.64 degrees ! Estimated noise=6496.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.335855 Jy ! Component: 100 - total flux cleaned = 0.467856 Jy ! Component: 150 - total flux cleaned = 0.554183 Jy ! Component: 200 - total flux cleaned = 0.611954 Jy ! Total flux subtracted in 200 components = 0.611954 Jy ! Clean residual min=-0.038228 max=0.038427 Jy/beam ! Clean residual mean=0.001408 rms=0.019871 Jy/beam ! Combined flux in latest and established models = 0.611954 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 51 model components to the UV plane model. ! The established model now contains 51 components and 0.611954 Jy ! Inverting map and beam ! Estimated beam: bmin=2.957 mas, bmaj=41.14 mas, bpa=-12.25 degrees ! Estimated noise=2936.23 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 = 0.110521 Jy ! Component: 100 - total flux cleaned = 0.185786 Jy ! Component: 150 - total flux cleaned = 0.231712 Jy ! Component: 200 - total flux cleaned = 0.265394 Jy ! Total flux subtracted in 200 components = 0.265394 Jy ! Clean residual min=-0.021712 max=0.021989 Jy/beam ! Clean residual mean=0.002086 rms=0.012233 Jy/beam ! Combined flux in latest and established models = 0.877349 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 127 components and 0.877349 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=9.799 mas, bmaj=42.74 mas, bpa=-4.204 degrees ! Estimated noise=3946.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0475368 Jy ! Component: 100 - total flux cleaned = 0.0733766 Jy ! Component: 150 - total flux cleaned = 0.0869842 Jy ! Component: 200 - total flux cleaned = 0.0867794 Jy ! Total flux subtracted in 200 components = 0.0867794 Jy ! Clean residual min=-0.024135 max=0.024855 Jy/beam ! Clean residual mean=0.000897 rms=0.007029 Jy/beam ! Combined flux in latest and established models = 0.964128 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 = -0.000778615 Jy ! Component: 100 - total flux cleaned = -0.00215346 Jy ! Component: 150 - total flux cleaned = -0.00437451 Jy ! Component: 200 - total flux cleaned = -0.00769054 Jy ! Total flux subtracted in 200 components = -0.00769054 Jy ! Clean residual min=-0.204549 max=0.210253 Jy/beam ! Clean residual mean=0.003827 rms=0.034766 Jy/beam ! Combined flux in latest and established models = 0.956438 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 191 components and 0.956438 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.957 mas, bmaj=41.14 mas, bpa=-12.25 degrees ! Estimated noise=2936.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0213879 Jy ! Component: 100 - total flux cleaned = -0.0114608 Jy ! Component: 150 - total flux cleaned = 0.00458817 Jy ! Component: 200 - total flux cleaned = 0.00461315 Jy ! Total flux subtracted in 200 components = 0.00461315 Jy ! Clean residual min=-0.024730 max=0.024224 Jy/beam ! Clean residual mean=0.002109 rms=0.007001 Jy/beam ! Combined flux in latest and established models = 0.961051 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 216 components and 0.961051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173707Jy sigma=0.001259 ! Fit after self-cal, rms=0.172634Jy sigma=0.001250 wmodel J1427-4206_S_2001_10_29_pus_map.mod ! Writing 216 model components to file: J1427-4206_S_2001_10_29_pus_map.mod wobs J1427-4206_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J1427-4206_S_2001_10_29_pus_uvs.fits wwins J1427-4206_S_2001_10_29_pus_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: muppet] ! wmap "J1427-4206_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.957 x 41.14 at -12.25 degrees (North through East) ! Clean map min=-0.13709 max=0.28807 Jy/beam ! Writing clean map to FITS file: J1427-4206_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.288067 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00506383 device "J1427-4206_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J1427-4206_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -5.27359 5.27359 10.5472 21.0944 42.1887 84.3774 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0151 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.288 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.957 x 41.14 at -12.25 degrees (North through East) ! Clean map min=-0.13709 max=0.28807 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1427-4206_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J1427-4206_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1427-4206_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:24:18 2008