! Started logfile: J0921-2618_X_2003_07_09_pus_uvs.log on Sun Apr 7 12:49:15 2013 obs J0921-2618_X_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0921-2618_X_2003_07_09_pus_uva.fits ! AN table 1: 87 integrations on 171 of 171 possible baselines. ! AN table 2: 34 integrations on 171 of 171 possible baselines. ! AN table 3: 32 integrations on 171 of 171 possible baselines. ! AN table 4: 132 integrations on 171 of 171 possible baselines. ! AN table 5: 95 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0186057 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! 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. ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1874 lines of history. ! ! Reading 4836 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0921-2618_X_2003_07_09_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 0.200x0.200 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 1653 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! A total of 401 telescope corrections were flagged in sub-array 3. ! A total of 2435 telescope corrections were flagged in sub-array 4. ! A total of 1742 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 1653 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! A total of 401 telescope corrections were flagged in sub-array 3. ! A total of 2435 telescope corrections were flagged in sub-array 4. ! A total of 1742 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 1653 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! A total of 401 telescope corrections were flagged in sub-array 3. ! A total of 2435 telescope corrections were flagged in sub-array 4. ! A total of 1745 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 1653 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! A total of 401 telescope corrections were flagged in sub-array 3. ! A total of 2435 telescope corrections were flagged in sub-array 4. ! A total of 1745 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.424206Jy sigma=0.011890 ! Fit after self-cal, rms=0.674687Jy sigma=0.005768 ! 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=0.7662 mas, bmaj=3.755 mas, bpa=-17.01 degrees ! Estimated noise=2126.88 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 = 1.13889 Jy ! Component: 100 - total flux cleaned = 1.50177 Jy ! Total flux subtracted in 100 components = 1.50177 Jy ! Clean residual min=-0.075830 max=0.164193 Jy/beam ! Clean residual mean=-0.000568 rms=0.029148 Jy/beam ! Combined flux in latest and established models = 1.50177 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.50177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.387863Jy sigma=0.003049 ! Fit after self-cal, rms=0.387662Jy sigma=0.003047 ! 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=0.8731 mas, bmaj=3.941 mas, bpa=-15.69 degrees ! Estimated noise=1522.09 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 = 0.205783 Jy ! Component: 100 - total flux cleaned = 0.311272 Jy ! Component: 150 - total flux cleaned = 0.373026 Jy ! Component: 200 - total flux cleaned = 0.409906 Jy ! Total flux subtracted in 200 components = 0.409906 Jy ! Clean residual min=-0.063706 max=0.044752 Jy/beam ! Clean residual mean=-0.001515 rms=0.015060 Jy/beam ! Combined flux in latest and established models = 1.91167 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 1.91167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308760Jy sigma=0.001811 ! Fit after self-cal, rms=0.308504Jy sigma=0.001809 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.96 GC 1.00* GG 1.00* ! HN 1.16 KP 0.93 LA 0.97 MA 1.00* ! MK 1.00 NL 1.08 NY 1.00* ON 1.00* ! OV 0.97 PT 0.96 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HN 1.00* KP 0.96 LA 0.91 MA 1.00* ! MK 1.02 NL 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 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* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.96 GC 1.00* GG 1.00* ! HN 1.18 KP 0.88 LA 0.97 MA 1.00* ! MK 1.02 NL 1.05 NY 1.00* ON 1.00* ! OV 0.97 PT 1.01 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HN 1.00* KP 0.96 LA 0.89 MA 1.00* ! MK 1.03 NL 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 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* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.96 GC 1.00* GG 1.00* ! HN 1.16 KP 0.83 LA 0.98 MA 1.00* ! MK 1.02 NL 1.03 NY 1.00* ON 1.00* ! OV 1.01 PT 1.05 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00 LA 0.90 MA 1.00* ! MK 1.04 NL 1.00* NY 1.00* ON 1.00* ! OV 1.03 PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 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* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.95 GC 1.00* GG 1.00* ! HN 1.21 KP 0.89 LA 0.98 MA 1.00* ! MK 1.07 NL 1.04 NY 1.00* ON 1.00* ! OV 1.00 PT 1.06 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HN 1.00* KP 0.99 LA 0.91 MA 1.00* ! MK 1.08 NL 1.00* NY 1.00* ON 1.00* ! OV 1.03 PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.308504Jy sigma=0.001809 ! Fit after self-cal, rms=0.180672Jy sigma=0.001284 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8855 mas, bmaj=4.122 mas, bpa=-16.49 degrees ! Estimated noise=1514.97 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 = -0.0114633 Jy ! Component: 100 - total flux cleaned = -0.0138538 Jy ! Component: 150 - total flux cleaned = -0.0162891 Jy ! Component: 200 - total flux cleaned = -0.0180361 Jy ! Total flux subtracted in 200 components = -0.0180361 Jy ! Clean residual min=-0.019109 max=0.018524 Jy/beam ! Clean residual mean=-0.000169 rms=0.004771 Jy/beam ! Combined flux in latest and established models = 1.89364 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 56 components and 1.89364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177602Jy sigma=0.001270 ! Fit after self-cal, rms=0.177754Jy sigma=0.001269 ! 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=0.177754Jy sigma=0.001269 ! Fit after self-cal, rms=0.177998Jy sigma=0.001266 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8873 mas, bmaj=4.128 mas, bpa=-16.54 degrees ! Estimated noise=1514.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00881311 Jy ! Component: 100 - total flux cleaned = -0.0107075 Jy ! Component: 150 - total flux cleaned = -0.0123647 Jy ! Component: 200 - total flux cleaned = -0.013788 Jy ! Total flux subtracted in 200 components = -0.013788 Jy ! Clean residual min=-0.017018 max=0.017150 Jy/beam ! Clean residual mean=-0.000164 rms=0.004252 Jy/beam ! Combined flux in latest and established models = 1.87985 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 1.87985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176038Jy sigma=0.001257 ! Fit after self-cal, rms=0.176035Jy sigma=0.001257 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 = -0.0015291 Jy ! Component: 100 - total flux cleaned = -0.00260123 Jy ! Component: 150 - total flux cleaned = -0.00354253 Jy ! Component: 200 - total flux cleaned = -0.00436816 Jy ! Total flux subtracted in 200 components = -0.00436816 Jy ! Clean residual min=-0.016572 max=0.017476 Jy/beam ! Clean residual mean=-0.000176 rms=0.004252 Jy/beam ! Combined flux in latest and established models = 1.87548 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 1.87548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175439Jy sigma=0.001254 ! Fit after self-cal, rms=0.175425Jy sigma=0.001254 ! 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=0.175425Jy sigma=0.001254 ! Fit after self-cal, rms=0.176048Jy sigma=0.001249 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8895 mas, bmaj=4.135 mas, bpa=-16.6 degrees ! Estimated noise=1515.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00685303 Jy ! Component: 100 - total flux cleaned = -0.00821653 Jy ! Component: 150 - total flux cleaned = -0.00941505 Jy ! Component: 200 - total flux cleaned = -0.0104704 Jy ! Total flux subtracted in 200 components = -0.0104704 Jy ! Clean residual min=-0.014509 max=0.015978 Jy/beam ! Clean residual mean=-0.000163 rms=0.003726 Jy/beam ! Combined flux in latest and established models = 1.86501 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 1.86501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174939Jy sigma=0.001245 ! Fit after self-cal, rms=0.174950Jy sigma=0.001245 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 (-2.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147204 Jy ! Component: 100 - total flux cleaned = 0.017776 Jy ! Component: 150 - total flux cleaned = 0.0192897 Jy ! Component: 200 - total flux cleaned = 0.0208254 Jy ! Total flux subtracted in 200 components = 0.0208254 Jy ! Clean residual min=-0.012688 max=0.009380 Jy/beam ! Clean residual mean=-0.000110 rms=0.003002 Jy/beam ! Combined flux in latest and established models = 1.88583 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 98 components and 1.88583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173152Jy sigma=0.001233 ! Fit after self-cal, rms=0.172981Jy sigma=0.001232 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.172981Jy sigma=0.001232 ! Fit after self-cal, rms=0.173533Jy sigma=0.001230 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.36 mas, bmaj=7.043 mas, bpa=2.393 degrees ! Estimated noise=1739.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209746 Jy ! Component: 100 - total flux cleaned = 0.00286221 Jy ! Component: 150 - total flux cleaned = 0.00301484 Jy ! Component: 200 - total flux cleaned = 0.00314021 Jy ! Total flux subtracted in 200 components = 0.00314021 Jy ! Clean residual min=-0.011439 max=0.011357 Jy/beam ! Clean residual mean=-0.000167 rms=0.003444 Jy/beam ! Combined flux in latest and established models = 1.88897 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 122 components and 1.88897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172995Jy sigma=0.001227 ! Fit after self-cal, rms=0.172956Jy sigma=0.001227 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 = 0.00121315 Jy ! Component: 100 - total flux cleaned = 0.00232856 Jy ! Component: 150 - total flux cleaned = 0.00300135 Jy ! Component: 200 - total flux cleaned = 0.00315401 Jy ! Total flux subtracted in 200 components = 0.00315401 Jy ! Clean residual min=-0.011367 max=0.010987 Jy/beam ! Clean residual mean=-0.000156 rms=0.003332 Jy/beam ! Combined flux in latest and established models = 1.89213 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 134 components and 1.89213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172773Jy sigma=0.001226 ! Fit after self-cal, rms=0.172756Jy sigma=0.001226 ! 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=0.8908 mas, bmaj=4.137 mas, bpa=-16.65 degrees ! Estimated noise=1514.69 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8908 x 4.137 at -16.65 degrees (North through East) ! Clean map min=-0.010984 max=1.4687 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=0.172756Jy sigma=0.001226 ! Fit after self-cal, rms=0.155831Jy sigma=0.001075 ! Inverting map and beam ! Estimated beam: bmin=0.8923 mas, bmaj=4.135 mas, bpa=-16.62 degrees ! Estimated noise=1512.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00463892 Jy ! Component: 100 - total flux cleaned = -0.00515279 Jy ! Component: 150 - total flux cleaned = -0.00530355 Jy ! Component: 200 - total flux cleaned = -0.00530541 Jy ! Total flux subtracted in 200 components = -0.00530541 Jy ! Clean residual min=-0.011539 max=0.008013 Jy/beam ! Clean residual mean=-0.000012 rms=0.002137 Jy/beam ! Combined flux in latest and established models = 1.88682 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 154 components and 1.88682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155378Jy sigma=0.001072 ! Fit after self-cal, rms=0.155352Jy sigma=0.001072 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000591605 Jy ! Component: 100 - total flux cleaned = 0.000816156 Jy ! Component: 150 - total flux cleaned = 0.000823361 Jy ! Component: 200 - total flux cleaned = 0.000733147 Jy ! Total flux subtracted in 200 components = 0.000733147 Jy ! Clean residual min=-0.011218 max=0.007819 Jy/beam ! Clean residual mean=-0.000010 rms=0.002103 Jy/beam ! Combined flux in latest and established models = 1.88756 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 162 components and 1.88756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155169Jy sigma=0.001071 ! Fit after self-cal, rms=0.155156Jy sigma=0.001071 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155156Jy sigma=0.001071 ! Fit after self-cal, rms=0.155654Jy sigma=0.001071 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=0.7843 mas, bmaj=4.053 mas, bpa=-18.11 degrees ! Estimated noise=2132.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.14576 Jy ! Component: 100 - total flux cleaned = 1.48562 Jy ! Component: 150 - total flux cleaned = 1.64152 Jy ! Component: 200 - total flux cleaned = 1.7198 Jy ! Total flux subtracted in 200 components = 1.7198 Jy ! Clean residual min=-0.021860 max=0.038380 Jy/beam ! Clean residual mean=-0.000275 rms=0.008311 Jy/beam ! Combined flux in latest and established models = 1.7198 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 23 model components to the UV plane model. ! The established model now contains 23 components and 1.7198 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8929 mas, bmaj=4.14 mas, bpa=-16.66 degrees ! Estimated noise=1512.71 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 = 0.0539922 Jy ! Component: 100 - total flux cleaned = 0.0855505 Jy ! Component: 150 - total flux cleaned = 0.105759 Jy ! Component: 200 - total flux cleaned = 0.119667 Jy ! Total flux subtracted in 200 components = 0.119667 Jy ! Clean residual min=-0.011052 max=0.011270 Jy/beam ! Clean residual mean=-0.000126 rms=0.003085 Jy/beam ! Combined flux in latest and established models = 1.83947 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 63 components and 1.83947 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.363 mas, bmaj=7.047 mas, bpa=2.365 degrees ! Estimated noise=1733.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146741 Jy ! Component: 100 - total flux cleaned = 0.0238128 Jy ! Component: 150 - total flux cleaned = 0.0300068 Jy ! Component: 200 - total flux cleaned = 0.0343624 Jy ! Total flux subtracted in 200 components = 0.0343624 Jy ! Clean residual min=-0.012838 max=0.008253 Jy/beam ! Clean residual mean=-0.000054 rms=0.002693 Jy/beam ! Combined flux in latest and established models = 1.87383 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 = 0.00318479 Jy ! Component: 100 - total flux cleaned = 0.00554458 Jy ! Component: 150 - total flux cleaned = 0.00733143 Jy ! Component: 200 - total flux cleaned = 0.00871073 Jy ! Total flux subtracted in 200 components = 0.00871073 Jy ! Clean residual min=-0.012709 max=0.007742 Jy/beam ! Clean residual mean=-0.000013 rms=0.002505 Jy/beam ! Combined flux in latest and established models = 1.88254 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 148 components and 1.88254 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8929 mas, bmaj=4.14 mas, bpa=-16.66 degrees ! Estimated noise=1512.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000304254 Jy ! Component: 100 - total flux cleaned = -0.000434748 Jy ! Component: 150 - total flux cleaned = -0.000433443 Jy ! Component: 200 - total flux cleaned = -0.000329264 Jy ! Total flux subtracted in 200 components = -0.000329264 Jy ! Clean residual min=-0.009745 max=0.007659 Jy/beam ! Clean residual mean=-0.000011 rms=0.002047 Jy/beam ! Combined flux in latest and established models = 1.88221 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 162 components and 1.88221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155560Jy sigma=0.001069 ! Fit after self-cal, rms=0.155441Jy sigma=0.001068 wmodel J0921-2618_X_2003_07_09_pus_map.mod ! Writing 162 model components to file: J0921-2618_X_2003_07_09_pus_map.mod wobs J0921-2618_X_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0921-2618_X_2003_07_09_pus_uvs.fits wwins J0921-2618_X_2003_07_09_pus_map.win ! wwins: Wrote 2 windows to J0921-2618_X_2003_07_09_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 = -0.00267191 Jy ! Component: 100 - total flux cleaned = -0.00191062 Jy ! Component: 150 - total flux cleaned = -0.00111609 Jy ! Component: 200 - total flux cleaned = -0.00059617 Jy ! Component: 250 - total flux cleaned = -0.00011143 Jy ! Component: 300 - total flux cleaned = 0.000159889 Jy ! Component: 350 - total flux cleaned = 0.000332486 Jy ! Component: 400 - total flux cleaned = 0.000498076 Jy ! Component: 450 - total flux cleaned = 0.000895232 Jy ! Component: 500 - total flux cleaned = 0.000894074 Jy ! Component: 550 - total flux cleaned = 0.00074621 Jy ! Component: 600 - total flux cleaned = 0.000674198 Jy ! Component: 650 - total flux cleaned = 0.000465204 Jy ! Component: 700 - total flux cleaned = 0.000262141 Jy ! Component: 750 - total flux cleaned = 0.000261091 Jy ! Component: 800 - total flux cleaned = 6.72559e-05 Jy ! Component: 850 - total flux cleaned = 3.96779e-06 Jy ! Component: 900 - total flux cleaned = -0.00011698 Jy ! Component: 950 - total flux cleaned = -5.68429e-05 Jy ! Component: 1000 - total flux cleaned = -0.000409634 Jy ! Component: 1050 - total flux cleaned = -0.000638889 Jy ! Component: 1100 - total flux cleaned = -0.000808967 Jy ! Component: 1150 - total flux cleaned = -0.00108749 Jy ! Component: 1200 - total flux cleaned = -0.00141408 Jy ! Component: 1250 - total flux cleaned = -0.00168107 Jy ! Component: 1300 - total flux cleaned = -0.00183826 Jy ! Component: 1350 - total flux cleaned = -0.00209647 Jy ! Component: 1400 - total flux cleaned = -0.00224911 Jy ! Component: 1450 - total flux cleaned = -0.00260075 Jy ! Component: 1500 - total flux cleaned = -0.00284782 Jy ! Component: 1550 - total flux cleaned = -0.00304257 Jy ! Component: 1600 - total flux cleaned = -0.0030908 Jy ! Component: 1650 - total flux cleaned = -0.00323262 Jy ! Component: 1700 - total flux cleaned = -0.00332662 Jy ! Component: 1750 - total flux cleaned = -0.00341895 Jy ! Component: 1800 - total flux cleaned = -0.00346514 Jy ! Component: 1850 - total flux cleaned = -0.0035557 Jy ! Component: 1900 - total flux cleaned = -0.0036001 Jy ! Component: 1950 - total flux cleaned = -0.00360073 Jy ! Component: 2000 - total flux cleaned = -0.00355768 Jy ! Total flux subtracted in 2048 components = -0.00364367 Jy ! Clean residual min=-0.002988 max=0.002274 Jy/beam ! Clean residual mean=-0.000003 rms=0.000899 Jy/beam ! Combined flux in latest and established models = 1.87857 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 295 components and 1.87857 Jy ![Exited script file: muppet] wmap "J0921-2618_X_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8929 x 4.14 at -16.66 degrees (North through East) ! Clean map min=-0.0076105 max=1.4844 Jy/beam ! Writing clean map to FITS file: J0921-2618_X_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.48444 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000895774 device "J0921-2618_X_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_X_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.181032 0.181032 0.362065 0.724129 1.44826 2.89652 5.79304 11.5861 23.1721 46.3443 92.6886 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.484 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8929 x 4.14 at -16.66 degrees (North through East) ! Clean map min=-0.0076105 max=1.4844 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0921-2618_X_2003_07_09_pus_uvs.log closed on Sun Apr 7 12:49:23 2013