! Started logfile: J0050-0929_S_2001_07_05_pus_uvs.log on Sun Aug 12 17:11:09 2007 obs J0050-0929_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J0050-0929_S_2001_07_05_pus_uva.fits ! AN table 1: 49 integrations on 171 of 171 possible baselines. ! AN table 2: 191 integrations on 171 of 171 possible baselines. ! AN table 3: 77 integrations on 171 of 171 possible baselines. ! AN table 4: 75 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0970134 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! 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 2.22997e+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 1778 lines of history. ! ! Reading 26012 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 813 telescope corrections were flagged in sub-array 1. ! A total of 2590 telescope corrections were flagged in sub-array 2. ! A total of 1161 telescope corrections were flagged in sub-array 3. ! A total of 1215 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 2590 telescope corrections were flagged in sub-array 2. ! A total of 1149 telescope corrections were flagged in sub-array 3. ! A total of 1215 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 2590 telescope corrections were flagged in sub-array 2. ! A total of 1135 telescope corrections were flagged in sub-array 3. ! A total of 1215 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 2589 telescope corrections were flagged in sub-array 2. ! A total of 1171 telescope corrections were flagged in sub-array 3. ! A total of 1242 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.642971Jy sigma=0.004985 ! Fit after self-cal, rms=0.363101Jy sigma=0.002758 ! 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=2.076 mas, bmaj=4.767 mas, bpa=-0.9999 degrees ! Estimated noise=1326.97 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.527525 Jy ! Component: 100 - total flux cleaned = 0.64256 Jy ! Total flux subtracted in 100 components = 0.64256 Jy ! Clean residual min=-0.015193 max=0.032106 Jy/beam ! Clean residual mean=0.000080 rms=0.003954 Jy/beam ! Combined flux in latest and established models = 0.64256 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.64256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236262Jy sigma=0.001621 ! Fit after self-cal, rms=0.236260Jy sigma=0.001621 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0314829 Jy ! Component: 100 - total flux cleaned = 0.0498506 Jy ! Total flux subtracted in 100 components = 0.0498506 Jy ! Clean residual min=-0.013353 max=0.013775 Jy/beam ! Clean residual mean=0.000012 rms=0.003233 Jy/beam ! Combined flux in latest and established models = 0.692411 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.692411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226391Jy sigma=0.001499 ! Fit after self-cal, rms=0.226374Jy sigma=0.001499 ! 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=2.77 mas, bmaj=6.94 mas, bpa=-1.687 degrees ! Estimated noise=548.017 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 = 0.0360695 Jy ! Component: 100 - total flux cleaned = 0.0500687 Jy ! Component: 150 - total flux cleaned = 0.0571037 Jy ! Component: 200 - total flux cleaned = 0.0608489 Jy ! Total flux subtracted in 200 components = 0.0608489 Jy ! Clean residual min=-0.006718 max=0.009818 Jy/beam ! Clean residual mean=0.000391 rms=0.002140 Jy/beam ! Combined flux in latest and established models = 0.75326 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 46 components and 0.75326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222081Jy sigma=0.001437 ! Fit after self-cal, rms=0.222035Jy sigma=0.001437 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.98 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 0.99 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.14 ! TS 1.00* WF 1.00* WZ 0.92 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 GC 1.02 GG 1.00* ! HH 1.00* HN 0.95 KK 1.01 KP 0.95 ! LA 0.99 MC 1.00* MK 0.99 NL 1.00 ! NY 1.00* OV 0.96 PT 0.96 SC 0.98 ! TS 1.09 WF 1.01 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HH 1.00* HN 0.99 KK 1.00* KP 1.00* ! LA 1.09 MC 1.00 MK 1.00* NL 0.99 ! NY 1.00* OV 1.00* PT 1.14 SC 1.03 ! TS 1.00* WF 1.04 WZ 1.15 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.08 FD 1.02 GC 1.02 GG 1.00* ! HH 1.00* HN 1.11 KK 1.07 KP 0.93 ! LA 1.07 MC 1.00* MK 1.06 NL 1.06 ! NY 1.00* OV 0.99 PT 1.03 SC 1.11 ! TS 1.00* WF 1.10 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.97 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 0.95 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.10 ! TS 1.00* WF 1.00* WZ 0.89 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.04 GG 1.00* ! HH 1.00* HN 0.95 KK 0.99 KP 1.01 ! LA 0.96 MC 1.00* MK 0.95 NL 0.96 ! NY 1.00* OV 1.00 PT 1.00 SC 0.98 ! TS 1.05 WF 0.98 WZ 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 GC 1.00* GG 1.00* ! HH 1.20 HN 0.98 KK 1.00* KP 1.00* ! LA 1.03 MC 0.93 MK 1.00* NL 0.96 ! NY 1.00* OV 1.00* PT 1.01 SC 0.98 ! TS 1.00* WF 0.98 WZ 1.00 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 1.04 GC 0.95 GG 1.00* ! HH 1.00* HN 1.09 KK 1.09 KP 0.82 ! LA 1.05 MC 1.00* MK 1.03 NL 1.02 ! NY 1.00* OV 1.05 PT 1.08 SC 1.08 ! TS 1.00* WF 1.13 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.10 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 0.89 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.14 ! TS 1.00* WF 1.00* WZ 0.87 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.96 GC 1.01 GG 1.00* ! HH 1.00* HN 0.98 KK 1.01 KP 1.06 ! LA 0.99 MC 1.00* MK 1.00 NL 1.02 ! NY 1.00* OV 1.01 PT 0.97 SC 0.98 ! TS 1.11 WF 1.01 WZ 1.00* ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HH 1.53 HN 1.01 KK 1.00* KP 1.00* ! LA 1.03 MC 0.91 MK 1.00* NL 1.04 ! NY 1.00* OV 1.00* PT 1.05 SC 0.98 ! TS 1.00* WF 1.00 WZ 1.01 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 FD 1.02 GC 1.05 GG 1.00* ! HH 1.00* HN 1.18 KK 1.12 KP 1.03 ! LA 1.04 MC 1.00* MK 1.06 NL 1.08 ! NY 1.00* OV 1.05 PT 1.07 SC 1.09 ! TS 1.00* WF 1.05 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.03 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 1.14 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.15 ! TS 1.00* WF 1.00* WZ 0.99 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 GC 1.08 GG 1.00* ! HH 1.00* HN 0.93 KK 1.04 KP 1.12 ! LA 0.99 MC 1.00* MK 0.98 NL 0.98 ! NY 1.00* OV 1.01 PT 1.01 SC 0.98 ! TS 1.11 WF 1.02 WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 1.00* GG 1.00* ! HH 1.68 HN 0.96 KK 1.00* KP 1.00* ! LA 1.14 MC 0.98 MK 1.00* NL 0.99 ! NY 1.00* OV 1.00* PT 0.94 SC 0.97 ! TS 1.00* WF 1.04 WZ 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.04 GC 1.01 GG 1.00* ! HH 1.00* HN 1.00 KK 1.08 KP 1.04 ! LA 1.05 MC 1.00* MK 1.04 NL 1.08 ! NY 1.00* OV 1.04 PT 1.17 SC 1.06 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.222035Jy sigma=0.001437 ! Fit after self-cal, rms=0.222037Jy sigma=0.001367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.819 mas, bmaj=7.529 mas, bpa=-1.897 degrees ! Estimated noise=551.508 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 = -0.000109134 Jy ! Component: 100 - total flux cleaned = -0.000200444 Jy ! Component: 150 - total flux cleaned = -0.000165399 Jy ! Component: 200 - total flux cleaned = -0.00013152 Jy ! Total flux subtracted in 200 components = -0.00013152 Jy ! Clean residual min=-0.003439 max=0.004388 Jy/beam ! Clean residual mean=0.000405 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.753128 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 50 components and 0.753128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222015Jy sigma=0.001367 ! Fit after self-cal, rms=0.222202Jy sigma=0.001367 ! 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=0.222202Jy sigma=0.001367 ! Fit after self-cal, rms=0.223789Jy sigma=0.001359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.818 mas, bmaj=7.529 mas, bpa=-1.936 degrees ! Estimated noise=551.588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000402734 Jy ! Component: 100 - total flux cleaned = 0.000526876 Jy ! Component: 150 - total flux cleaned = 0.000566964 Jy ! Component: 200 - total flux cleaned = 0.000603704 Jy ! Total flux subtracted in 200 components = 0.000603704 Jy ! Clean residual min=-0.002784 max=0.004359 Jy/beam ! Clean residual mean=0.000442 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.753732 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 51 components and 0.753732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223786Jy sigma=0.001359 ! Fit after self-cal, rms=0.223857Jy sigma=0.001359 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 (-2.5, 33.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00390362 Jy ! Component: 100 - total flux cleaned = 0.00594562 Jy ! Component: 150 - total flux cleaned = 0.00694029 Jy ! Component: 200 - total flux cleaned = 0.00725155 Jy ! Total flux subtracted in 200 components = 0.00725155 Jy ! Clean residual min=-0.002520 max=0.003456 Jy/beam ! Clean residual mean=0.000359 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.760983 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.760983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223771Jy sigma=0.001358 ! Fit after self-cal, rms=0.223761Jy sigma=0.001358 ! Inverting map ! Added new window around map position (12.5, -34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291298 Jy ! Component: 100 - total flux cleaned = 0.00323671 Jy ! Component: 150 - total flux cleaned = 0.00323982 Jy ! Component: 200 - total flux cleaned = 0.00328856 Jy ! Total flux subtracted in 200 components = 0.00328856 Jy ! Clean residual min=-0.002379 max=0.003158 Jy/beam ! Clean residual mean=0.000321 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.764272 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 0.764272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223701Jy sigma=0.001358 ! Fit after self-cal, rms=0.223701Jy sigma=0.001358 ! 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=0.223701Jy sigma=0.001358 ! Fit after self-cal, rms=0.223527Jy sigma=0.001358 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.818 mas, bmaj=7.533 mas, bpa=-1.957 degrees ! Estimated noise=551.334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000624473 Jy ! Component: 100 - total flux cleaned = 0.000717432 Jy ! Component: 150 - total flux cleaned = 0.000886459 Jy ! Component: 200 - total flux cleaned = 0.00104406 Jy ! Total flux subtracted in 200 components = 0.00104406 Jy ! Clean residual min=-0.002274 max=0.002983 Jy/beam ! Clean residual mean=0.000316 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.765316 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 0.765316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223506Jy sigma=0.001357 ! Fit after self-cal, rms=0.223522Jy sigma=0.001357 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 = -8.56042e-07 Jy ! Component: 100 - total flux cleaned = 0.000143795 Jy ! Component: 150 - total flux cleaned = 0.000282921 Jy ! Component: 200 - total flux cleaned = 0.000382101 Jy ! Total flux subtracted in 200 components = 0.000382101 Jy ! Clean residual min=-0.002292 max=0.002923 Jy/beam ! Clean residual mean=0.000311 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.765698 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 0.765698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223509Jy sigma=0.001357 ! Fit after self-cal, rms=0.223509Jy sigma=0.001357 ! 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=0.223509Jy sigma=0.001357 ! Fit after self-cal, rms=0.223401Jy sigma=0.001357 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.209 mas, bmaj=13.21 mas, bpa=2.396 degrees ! Estimated noise=701.233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204112 Jy ! Component: 100 - total flux cleaned = 0.00295779 Jy ! Component: 150 - total flux cleaned = 0.00334729 Jy ! Component: 200 - total flux cleaned = 0.00344744 Jy ! Total flux subtracted in 200 components = 0.00344744 Jy ! Clean residual min=-0.002107 max=0.003203 Jy/beam ! Clean residual mean=0.000646 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 0.769146 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 105 components and 0.769146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223404Jy sigma=0.001357 ! Fit after self-cal, rms=0.223404Jy sigma=0.001357 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 = 0.000462158 Jy ! Component: 100 - total flux cleaned = 0.00057911 Jy ! Component: 150 - total flux cleaned = 0.000662249 Jy ! Component: 200 - total flux cleaned = 0.000740353 Jy ! Total flux subtracted in 200 components = 0.000740353 Jy ! Clean residual min=-0.002064 max=0.003150 Jy/beam ! Clean residual mean=0.000629 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.769886 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 114 components and 0.769886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223406Jy sigma=0.001357 ! Fit after self-cal, rms=0.223404Jy sigma=0.001357 ! 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=2.818 mas, bmaj=7.534 mas, bpa=-1.961 degrees ! Estimated noise=551.347 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.818 x 7.534 at -1.961 degrees (North through East) ! Clean map min=-0.0020451 max=0.71465 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=0.223404Jy sigma=0.001357 ! Fit after self-cal, rms=0.452812Jy sigma=0.001239 ! Inverting map and beam ! Estimated beam: bmin=2.816 mas, bmaj=7.536 mas, bpa=-1.955 degrees ! Estimated noise=552.183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000818533 Jy ! Component: 100 - total flux cleaned = -0.000866195 Jy ! Component: 150 - total flux cleaned = -0.000866064 Jy ! Component: 200 - total flux cleaned = -0.000829882 Jy ! Total flux subtracted in 200 components = -0.000829882 Jy ! Clean residual min=-0.002208 max=0.002737 Jy/beam ! Clean residual mean=0.000265 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.769056 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 123 components and 0.769056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.452794Jy sigma=0.001239 ! Fit after self-cal, rms=0.452828Jy sigma=0.001239 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.36906e-05 Jy ! Component: 100 - total flux cleaned = -7.40093e-05 Jy ! Component: 150 - total flux cleaned = -0.000105548 Jy ! Component: 200 - total flux cleaned = -0.000165438 Jy ! Total flux subtracted in 200 components = -0.000165438 Jy ! Clean residual min=-0.002234 max=0.002691 Jy/beam ! Clean residual mean=0.000268 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.768891 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 127 components and 0.768891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.452818Jy sigma=0.001239 ! Fit after self-cal, rms=0.452817Jy sigma=0.001239 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.452817Jy sigma=0.001239 ! Fit after self-cal, rms=1.004362Jy sigma=0.001239 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=2.088 mas, bmaj=5.283 mas, bpa=-2.482 degrees ! Estimated noise=1500.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.548603 Jy ! Component: 100 - total flux cleaned = 0.668234 Jy ! Component: 150 - total flux cleaned = 0.69968 Jy ! Component: 200 - total flux cleaned = 0.717311 Jy ! Total flux subtracted in 200 components = 0.717311 Jy ! Clean residual min=-0.007598 max=0.009738 Jy/beam ! Clean residual mean=0.000136 rms=0.002105 Jy/beam ! Combined flux in latest and established models = 0.717311 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.717311 Jy ! Inverting map and beam ! Estimated beam: bmin=2.816 mas, bmaj=7.537 mas, bpa=-1.955 degrees ! Estimated noise=552.193 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 = 0.0183602 Jy ! Component: 100 - total flux cleaned = 0.0273246 Jy ! Component: 150 - total flux cleaned = 0.0329074 Jy ! Component: 200 - total flux cleaned = 0.0369372 Jy ! Total flux subtracted in 200 components = 0.0369372 Jy ! Clean residual min=-0.003017 max=0.003600 Jy/beam ! Clean residual mean=0.000431 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.754248 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 59 components and 0.754248 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=7.209 mas, bmaj=13.21 mas, bpa=2.398 degrees ! Estimated noise=702.802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521527 Jy ! Component: 100 - total flux cleaned = 0.00838005 Jy ! Component: 150 - total flux cleaned = 0.0107531 Jy ! Component: 200 - total flux cleaned = 0.0126001 Jy ! Total flux subtracted in 200 components = 0.0126001 Jy ! Clean residual min=-0.002588 max=0.003520 Jy/beam ! Clean residual mean=0.000691 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.766849 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 = 0.00119531 Jy ! Component: 100 - total flux cleaned = 0.00199694 Jy ! Component: 150 - total flux cleaned = 0.00260223 Jy ! Component: 200 - total flux cleaned = 0.00298582 Jy ! Total flux subtracted in 200 components = 0.00298582 Jy ! Clean residual min=-0.002298 max=0.003433 Jy/beam ! Clean residual mean=0.000611 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.769834 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 88 components and 0.769835 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.816 mas, bmaj=7.537 mas, bpa=-1.955 degrees ! Estimated noise=552.193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458593 Jy ! Component: 100 - total flux cleaned = 0.000243759 Jy ! Component: 150 - total flux cleaned = -7.20105e-05 Jy ! Component: 200 - total flux cleaned = -0.000187233 Jy ! Total flux subtracted in 200 components = -0.000187233 Jy ! Clean residual min=-0.002273 max=0.002928 Jy/beam ! Clean residual mean=0.000260 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.769647 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 110 components and 0.769647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.004361Jy sigma=0.001239 ! Fit after self-cal, rms=1.004376Jy sigma=0.001239 wmodel J0050-0929_S_2001_07_05_pus_map.mod ! Writing 110 model components to file: J0050-0929_S_2001_07_05_pus_map.mod wobs J0050-0929_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J0050-0929_S_2001_07_05_pus_uvs.fits wwins J0050-0929_S_2001_07_05_pus_map.win ! wwins: Wrote 3 windows to J0050-0929_S_2001_07_05_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 = 0.00125527 Jy ! Component: 100 - total flux cleaned = 0.00236124 Jy ! Component: 150 - total flux cleaned = 0.00312063 Jy ! Component: 200 - total flux cleaned = 0.00368786 Jy ! Component: 250 - total flux cleaned = 0.00419789 Jy ! Component: 300 - total flux cleaned = 0.00461736 Jy ! Component: 350 - total flux cleaned = 0.00491484 Jy ! Component: 400 - total flux cleaned = 0.00524141 Jy ! Component: 450 - total flux cleaned = 0.00555982 Jy ! Component: 500 - total flux cleaned = 0.00576794 Jy ! Component: 550 - total flux cleaned = 0.00617494 Jy ! Component: 600 - total flux cleaned = 0.00650724 Jy ! Component: 650 - total flux cleaned = 0.00693152 Jy ! Component: 700 - total flux cleaned = 0.00725204 Jy ! Component: 750 - total flux cleaned = 0.0075679 Jy ! Component: 800 - total flux cleaned = 0.00794051 Jy ! Component: 850 - total flux cleaned = 0.00818499 Jy ! Component: 900 - total flux cleaned = 0.00854568 Jy ! Component: 950 - total flux cleaned = 0.00884142 Jy ! Component: 1000 - total flux cleaned = 0.00907473 Jy ! Component: 1050 - total flux cleaned = 0.00936266 Jy ! Component: 1100 - total flux cleaned = 0.00964681 Jy ! Component: 1150 - total flux cleaned = 0.00992701 Jy ! Component: 1200 - total flux cleaned = 0.0102039 Jy ! Component: 1250 - total flux cleaned = 0.0104771 Jy ! Component: 1300 - total flux cleaned = 0.0107471 Jy ! Component: 1350 - total flux cleaned = 0.0110402 Jy ! Component: 1400 - total flux cleaned = 0.0112773 Jy ! Component: 1450 - total flux cleaned = 0.0114858 Jy ! Component: 1500 - total flux cleaned = 0.0118201 Jy ! Component: 1550 - total flux cleaned = 0.011973 Jy ! Component: 1600 - total flux cleaned = 0.0122755 Jy ! Component: 1650 - total flux cleaned = 0.0125248 Jy ! Component: 1700 - total flux cleaned = 0.0127227 Jy ! Component: 1750 - total flux cleaned = 0.0129922 Jy ! Component: 1800 - total flux cleaned = 0.0132108 Jy ! Component: 1850 - total flux cleaned = 0.0134757 Jy ! Component: 1900 - total flux cleaned = 0.0137143 Jy ! Component: 1950 - total flux cleaned = 0.0139982 Jy ! Component: 2000 - total flux cleaned = 0.0141861 Jy ! Total flux subtracted in 2048 components = 0.0144191 Jy ! Clean residual min=-0.001355 max=0.001560 Jy/beam ! Clean residual mean=0.000108 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.784066 Jy keep ! Adding 142 model components to the UV plane model. ! The established model now contains 252 components and 0.784066 Jy wmap "J0050-0929_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.816 x 7.537 at -1.955 degrees (North through East) ! Clean map min=-0.0020715 max=0.71524 Jy/beam ! Writing clean map to FITS file: J0050-0929_S_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.715237 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000446676 device "J0050-0929_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.187355 0.187355 0.374709 0.749418 1.49884 2.99767 5.99535 11.9907 23.9814 47.9628 95.9255 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.715 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.816 x 7.537 at -1.955 degrees (North through East) ! Clean map min=-0.0020715 max=0.71524 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_S_2001_07_05_pus_uvs.log closed on Sun Aug 12 17:13:17 2007