! Started logfile: J2246-1206_X_2003_05_07_pus_uvs.log on Tue Dec 12 17:19:04 2006 obs J2246-1206_X_2003_05_07_pus_uva.fits ! Reading UV FITS file: J2246-1206_X_2003_05_07_pus_uva.fits ! AN table 1: 37 integrations on 171 of 171 possible baselines. ! AN table 2: 11 integrations on 171 of 171 possible baselines. ! AN table 3: Unused. ! AN table 4: Unused. ! AN table 5: Unused. ! AN table 6: 283 integrations on 171 of 171 possible baselines. ! AN table 7: Unused. ! AN table 8: Unused. ! AN table 9: Unused. ! Apparent sampling: 0.156428 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2246-1206 ! ! 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 1735 lines of history. ! ! Reading 35416 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 float field_size field_size = 512 float field_cell field_cell = 0.16 float taper_size taper_size = 90. 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 0.160x0.160 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 479 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3557 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 459 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3557 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 459 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3556 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 459 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3556 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.348244Jy sigma=0.012578 ! Fit after self-cal, rms=0.628691Jy sigma=0.004570 ! 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=0.5652 mas, bmaj=1.123 mas, bpa=1.074 degrees ! Estimated noise=920.627 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 = 0.612501 Jy ! Component: 100 - total flux cleaned = 0.870609 Jy ! Total flux subtracted in 100 components = 0.870609 Jy ! Clean residual min=-0.061552 max=0.194561 Jy/beam ! Clean residual mean=0.001460 rms=0.014945 Jy/beam ! Combined flux in latest and established models = 0.870609 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.870609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530724Jy sigma=0.004099 ! Fit after self-cal, rms=0.528303Jy sigma=0.004079 ! Inverting map ! Added new window around map position (0, 1.76). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196301 Jy ! Component: 100 - total flux cleaned = 0.305245 Jy ! Total flux subtracted in 100 components = 0.305245 Jy ! Clean residual min=-0.045778 max=0.083025 Jy/beam ! Clean residual mean=0.000588 rms=0.008399 Jy/beam ! Combined flux in latest and established models = 1.17585 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 1.17585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425678Jy sigma=0.002540 ! Fit after self-cal, rms=0.421247Jy sigma=0.002492 ! Inverting map ! Added new window around map position (0.96, 3.36). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0876991 Jy ! Component: 100 - total flux cleaned = 0.144618 Jy ! Total flux subtracted in 100 components = 0.144618 Jy ! Clean residual min=-0.031633 max=0.039745 Jy/beam ! Clean residual mean=0.000188 rms=0.005837 Jy/beam ! Combined flux in latest and established models = 1.32047 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 1.32047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.393908Jy sigma=0.001959 ! Fit after self-cal, rms=0.392630Jy sigma=0.001942 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0448765 Jy ! Component: 100 - total flux cleaned = 0.0759567 Jy ! Total flux subtracted in 100 components = 0.0759567 Jy ! Clean residual min=-0.029018 max=0.032940 Jy/beam ! Clean residual mean=-0.000022 rms=0.004975 Jy/beam ! Combined flux in latest and established models = 1.39643 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 1.39643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.383976Jy sigma=0.001742 ! Fit after self-cal, rms=0.383575Jy sigma=0.001736 ! Inverting map ! Added new window around map position (1.92, 2.56). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0328848 Jy ! Component: 100 - total flux cleaned = 0.0544437 Jy ! Total flux subtracted in 100 components = 0.0544437 Jy ! Clean residual min=-0.024853 max=0.025405 Jy/beam ! Clean residual mean=-0.000167 rms=0.004501 Jy/beam ! Combined flux in latest and established models = 1.45087 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 1.45087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378896Jy sigma=0.001626 ! Fit after self-cal, rms=0.378488Jy sigma=0.001619 ! 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=0.751 mas, bmaj=1.525 mas, bpa=-3.469 degrees ! Estimated noise=449.42 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 = 0.038122 Jy ! Component: 100 - total flux cleaned = 0.0593152 Jy ! Component: 150 - total flux cleaned = 0.0727584 Jy ! Component: 200 - total flux cleaned = 0.0759066 Jy ! Total flux subtracted in 200 components = 0.0759066 Jy ! Clean residual min=-0.021211 max=0.019175 Jy/beam ! Clean residual mean=-0.000733 rms=0.005054 Jy/beam ! Combined flux in latest and established models = 1.52678 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 1.52678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375120Jy sigma=0.001536 ! Fit after self-cal, rms=0.374745Jy sigma=0.001527 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GG 1.00* HN 1.00* ! KK 1.00* KP 1.10 LA 1.03 MA 1.00* ! MC 1.00* MK 1.01 NL 1.38 ON 1.00* ! OV 0.98 PT 1.03 SC 1.00* TC 0.87 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 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* 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 138 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.95 GG 1.00* HN 1.05 ! KK 0.97 KP 1.08 LA 0.95 MA 1.00* ! MC 1.00* MK 0.96 NL 1.06 ON 1.00* ! OV 0.96 PT 0.97 SC 1.03 TC 1.07 ! TS 1.00* WF 1.03 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GG 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 1.03 MA 1.00* ! MC 1.00* MK 1.03 NL 1.32 ON 1.00* ! OV 0.98 PT 1.08 SC 1.00* TC 1.06 ! TS 1.06 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 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* 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 138 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.95 GG 1.00* HN 1.06 ! KK 0.97 KP 1.02 LA 0.96 MA 1.00* ! MC 1.00* MK 0.97 NL 1.02 ON 1.00* ! OV 0.95 PT 1.01 SC 0.97 TC 1.09 ! TS 1.00* WF 1.09 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 GG 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 1.06 MA 1.00* ! MC 1.00* MK 1.00 NL 1.27 ON 1.00* ! OV 1.03 PT 1.11 SC 1.00* TC 1.54 ! TS 1.02 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 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* 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 138 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.94 GG 1.00* HN 1.05 ! KK 1.03 KP 0.94 LA 0.97 MA 1.00* ! MC 1.00* MK 0.97 NL 1.01 ON 1.00* ! OV 0.99 PT 1.04 SC 0.96 TC 1.06 ! TS 1.00* WF 1.03 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 GG 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 1.01 MA 1.00* ! MC 1.00* MK 1.06 NL 1.30 ON 1.00* ! OV 1.03 PT 1.11 SC 1.00* TC 1.35 ! TS 1.04 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 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* 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 138 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.93 GG 1.00* HN 1.08 ! KK 0.98 KP 1.02 LA 0.95 MA 1.00* ! MC 1.00* MK 0.99 NL 1.01 ON 1.00* ! OV 0.98 PT 1.05 SC 0.99 TC 1.19 ! TS 1.00* WF 1.03 WZ 1.00* ! ! ! Fit before self-cal, rms=0.374745Jy sigma=0.001527 ! Fit after self-cal, rms=0.399389Jy sigma=0.001309 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7543 mas, bmaj=1.584 mas, bpa=-3.682 degrees ! Estimated noise=446.134 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 (5.28, 8.32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146091 Jy ! Component: 100 - total flux cleaned = 0.0195788 Jy ! Component: 150 - total flux cleaned = 0.0236898 Jy ! Component: 200 - total flux cleaned = 0.027096 Jy ! Total flux subtracted in 200 components = 0.027096 Jy ! Clean residual min=-0.010064 max=0.008355 Jy/beam ! Clean residual mean=0.000091 rms=0.001680 Jy/beam ! Combined flux in latest and established models = 1.55388 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 1.55388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.398573Jy sigma=0.001289 ! Fit after self-cal, rms=0.398625Jy sigma=0.001287 ! 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=0.398625Jy sigma=0.001287 ! Fit after self-cal, rms=0.405443Jy sigma=0.001282 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7539 mas, bmaj=1.593 mas, bpa=-3.754 degrees ! Estimated noise=445.959 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269584 Jy ! Component: 100 - total flux cleaned = 0.00432524 Jy ! Component: 150 - total flux cleaned = 0.00535867 Jy ! Component: 200 - total flux cleaned = 0.00611979 Jy ! Total flux subtracted in 200 components = 0.00611979 Jy ! Clean residual min=-0.008936 max=0.007836 Jy/beam ! Clean residual mean=0.000086 rms=0.001528 Jy/beam ! Combined flux in latest and established models = 1.56 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 1.56 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.405162Jy sigma=0.001277 ! Fit after self-cal, rms=0.405162Jy sigma=0.001277 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 = 9.33726e-06 Jy ! Component: 100 - total flux cleaned = 0.000381484 Jy ! Component: 150 - total flux cleaned = 0.000892726 Jy ! Component: 200 - total flux cleaned = 0.00121817 Jy ! Total flux subtracted in 200 components = 0.00121817 Jy ! Clean residual min=-0.008339 max=0.007642 Jy/beam ! Clean residual mean=0.000082 rms=0.001468 Jy/beam ! Combined flux in latest and established models = 1.56121 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 1.56121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.404975Jy sigma=0.001274 ! Fit after self-cal, rms=0.404978Jy sigma=0.001274 ! 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=0.404978Jy sigma=0.001274 ! Fit after self-cal, rms=0.406432Jy sigma=0.001251 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7533 mas, bmaj=1.595 mas, bpa=-3.785 degrees ! Estimated noise=445.342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00070307 Jy ! Component: 100 - total flux cleaned = -0.000873509 Jy ! Component: 150 - total flux cleaned = -0.000720701 Jy ! Component: 200 - total flux cleaned = -0.00072278 Jy ! Total flux subtracted in 200 components = -0.00072278 Jy ! Clean residual min=-0.006884 max=0.006981 Jy/beam ! Clean residual mean=0.000178 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.56049 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 95 components and 1.56049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.406280Jy sigma=0.001248 ! Fit after self-cal, rms=0.406283Jy sigma=0.001248 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 = -0.000300407 Jy ! Component: 100 - total flux cleaned = -0.000299727 Jy ! Component: 150 - total flux cleaned = -0.000165337 Jy ! Component: 200 - total flux cleaned = -4.2473e-05 Jy ! Total flux subtracted in 200 components = -4.2473e-05 Jy ! Clean residual min=-0.006434 max=0.006755 Jy/beam ! Clean residual mean=0.000179 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 1.56045 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 98 components and 1.56045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.406164Jy sigma=0.001246 ! Fit after self-cal, rms=0.406168Jy sigma=0.001246 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 90 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=0.406168Jy sigma=0.001246 ! Fit after self-cal, rms=0.404599Jy sigma=0.001246 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.723 mas, bmaj=3.545 mas, bpa=3.114 degrees ! Estimated noise=511.826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286936 Jy ! Component: 100 - total flux cleaned = 0.00353885 Jy ! Component: 150 - total flux cleaned = 0.00384652 Jy ! Component: 200 - total flux cleaned = 0.00398166 Jy ! Total flux subtracted in 200 components = 0.00398166 Jy ! Clean residual min=-0.002455 max=0.004955 Jy/beam ! Clean residual mean=0.000350 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 1.56443 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 1.56443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.404607Jy sigma=0.001245 ! Fit after self-cal, rms=0.404615Jy 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 (7.2, 9.12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00487107 Jy ! Component: 100 - total flux cleaned = 0.00606309 Jy ! Component: 150 - total flux cleaned = 0.00653686 Jy ! Component: 200 - total flux cleaned = 0.0068577 Jy ! Total flux subtracted in 200 components = 0.0068577 Jy ! Clean residual min=-0.002212 max=0.002849 Jy/beam ! Clean residual mean=0.000304 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 1.57129 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 125 components and 1.57129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.404544Jy sigma=0.001243 ! Fit after self-cal, rms=0.404551Jy sigma=0.001243 ! 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=0.7532 mas, bmaj=1.594 mas, bpa=-3.722 degrees ! Estimated noise=445.081 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7532 x 1.594 at -3.722 degrees (North through East) ! Clean map min=-0.0056695 max=0.73414 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=0.404551Jy sigma=0.001243 ! Fit after self-cal, rms=0.587678Jy sigma=0.001157 ! Inverting map and beam ! Estimated beam: bmin=0.7532 mas, bmaj=1.594 mas, bpa=-3.699 degrees ! Estimated noise=444.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172316 Jy ! Component: 100 - total flux cleaned = 0.00270155 Jy ! Component: 150 - total flux cleaned = 0.0027031 Jy ! Component: 200 - total flux cleaned = 0.00270373 Jy ! Total flux subtracted in 200 components = 0.00270373 Jy ! Clean residual min=-0.005601 max=0.005437 Jy/beam ! Clean residual mean=0.000121 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 1.57399 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 149 components and 1.57399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.587609Jy sigma=0.001155 ! Fit after self-cal, rms=0.587617Jy sigma=0.001155 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000249187 Jy ! Component: 100 - total flux cleaned = 0.00024883 Jy ! Component: 150 - total flux cleaned = 0.000358688 Jy ! Component: 200 - total flux cleaned = 0.000463926 Jy ! Total flux subtracted in 200 components = 0.000463926 Jy ! Clean residual min=-0.005449 max=0.005325 Jy/beam ! Clean residual mean=0.000120 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 1.57446 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 157 components and 1.57446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.587558Jy sigma=0.001154 ! Fit after self-cal, rms=0.587561Jy sigma=0.001153 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.587561Jy sigma=0.001153 ! Fit after self-cal, rms=0.584937Jy sigma=0.001153 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=0.5671 mas, bmaj=1.173 mas, bpa=0.6582 degrees ! Estimated noise=917.777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.623367 Jy ! Component: 100 - total flux cleaned = 0.922451 Jy ! Component: 150 - total flux cleaned = 1.09058 Jy ! Component: 200 - total flux cleaned = 1.19274 Jy ! Total flux subtracted in 200 components = 1.19274 Jy ! Clean residual min=-0.019761 max=0.056029 Jy/beam ! Clean residual mean=0.000911 rms=0.006153 Jy/beam ! Combined flux in latest and established models = 1.19274 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 22 model components to the UV plane model. ! The established model now contains 22 components and 1.19274 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7535 mas, bmaj=1.592 mas, bpa=-3.664 degrees ! Estimated noise=444.505 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 = 0.126507 Jy ! Component: 100 - total flux cleaned = 0.201228 Jy ! Component: 150 - total flux cleaned = 0.247977 Jy ! Component: 200 - total flux cleaned = 0.277888 Jy ! Total flux subtracted in 200 components = 0.277888 Jy ! Clean residual min=-0.007443 max=0.016161 Jy/beam ! Clean residual mean=0.000669 rms=0.003389 Jy/beam ! Combined flux in latest and established models = 1.47062 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 63 components and 1.47062 Jy ! Inverting map ! Added new window around map position (0.16, -1.12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201612 Jy ! Component: 100 - total flux cleaned = 0.0352171 Jy ! Component: 150 - total flux cleaned = 0.0472463 Jy ! Component: 200 - total flux cleaned = 0.0569781 Jy ! Total flux subtracted in 200 components = 0.0569781 Jy ! Clean residual min=-0.003984 max=0.006652 Jy/beam ! Clean residual mean=0.000358 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 1.5276 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 92 components and 1.5276 Jy ! Inverting map ! Added new window around map position (2.08, 4.64). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0082089 Jy ! Component: 100 - total flux cleaned = 0.0149477 Jy ! Component: 150 - total flux cleaned = 0.0206007 Jy ! Component: 200 - total flux cleaned = 0.0250231 Jy ! Total flux subtracted in 200 components = 0.0250231 Jy ! Clean residual min=-0.003521 max=0.003559 Jy/beam ! Clean residual mean=0.000229 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 1.55263 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 122 components and 1.55263 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 90 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.723 mas, bmaj=3.541 mas, bpa=3.141 degrees ! Estimated noise=511.322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00590754 Jy ! Component: 100 - total flux cleaned = 0.0100432 Jy ! Component: 150 - total flux cleaned = 0.0131198 Jy ! Component: 200 - total flux cleaned = 0.015575 Jy ! Total flux subtracted in 200 components = 0.015575 Jy ! Clean residual min=-0.001761 max=0.002256 Jy/beam ! Clean residual mean=0.000311 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 1.5682 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 = 0.0019935 Jy ! Component: 100 - total flux cleaned = 0.0036423 Jy ! Component: 150 - total flux cleaned = 0.00502139 Jy ! Component: 200 - total flux cleaned = 0.00582477 Jy ! Total flux subtracted in 200 components = 0.00582477 Jy ! Clean residual min=-0.001525 max=0.002010 Jy/beam ! Clean residual mean=0.000258 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 1.57403 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 203 components and 1.57403 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7535 mas, bmaj=1.592 mas, bpa=-3.664 degrees ! Estimated noise=444.505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000454476 Jy ! Component: 100 - total flux cleaned = -4.81841e-05 Jy ! Component: 150 - total flux cleaned = -4.34473e-05 Jy ! Component: 200 - total flux cleaned = -0.000125332 Jy ! Total flux subtracted in 200 components = -0.000125332 Jy ! Clean residual min=-0.002543 max=0.002805 Jy/beam ! Clean residual mean=0.000128 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 1.5739 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 214 components and 1.5739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.584670Jy sigma=0.001144 ! Fit after self-cal, rms=0.584626Jy sigma=0.001143 wmodel J2246-1206_X_2003_05_07_pus_map.mod ! Writing 214 model components to file: J2246-1206_X_2003_05_07_pus_map.mod wobs J2246-1206_X_2003_05_07_pus_uvs.fits ! Writing UV FITS file: J2246-1206_X_2003_05_07_pus_uvs.fits wwins J2246-1206_X_2003_05_07_pus_map.win ! wwins: Wrote 8 windows to J2246-1206_X_2003_05_07_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 = 0.000176213 Jy ! Component: 100 - total flux cleaned = 0.000849884 Jy ! Component: 150 - total flux cleaned = 0.00144543 Jy ! Component: 200 - total flux cleaned = 0.00197309 Jy ! Component: 250 - total flux cleaned = 0.0025686 Jy ! Component: 300 - total flux cleaned = 0.00306475 Jy ! Component: 350 - total flux cleaned = 0.00354842 Jy ! Component: 400 - total flux cleaned = 0.00398049 Jy ! Component: 450 - total flux cleaned = 0.00436527 Jy ! Component: 500 - total flux cleaned = 0.00470505 Jy ! Component: 550 - total flux cleaned = 0.0051132 Jy ! Component: 600 - total flux cleaned = 0.00536859 Jy ! Component: 650 - total flux cleaned = 0.00569194 Jy ! Component: 700 - total flux cleaned = 0.0059398 Jy ! Component: 750 - total flux cleaned = 0.00618441 Jy ! Component: 800 - total flux cleaned = 0.00652869 Jy ! Component: 850 - total flux cleaned = 0.00673267 Jy ! Component: 900 - total flux cleaned = 0.00693449 Jy ! Component: 950 - total flux cleaned = 0.00720074 Jy ! Component: 1000 - total flux cleaned = 0.0073322 Jy ! Component: 1050 - total flux cleaned = 0.00752779 Jy ! Component: 1100 - total flux cleaned = 0.0077534 Jy ! Component: 1150 - total flux cleaned = 0.00788098 Jy ! Component: 1200 - total flux cleaned = 0.0081019 Jy ! Component: 1250 - total flux cleaned = 0.0083526 Jy ! Component: 1300 - total flux cleaned = 0.00850773 Jy ! Component: 1350 - total flux cleaned = 0.00878463 Jy ! Component: 1400 - total flux cleaned = 0.00896779 Jy ! Component: 1450 - total flux cleaned = 0.00914931 Jy ! Component: 1500 - total flux cleaned = 0.00938948 Jy ! Component: 1550 - total flux cleaned = 0.00953808 Jy ! Component: 1600 - total flux cleaned = 0.00977435 Jy ! Component: 1650 - total flux cleaned = 0.00995 Jy ! Component: 1700 - total flux cleaned = 0.0100957 Jy ! Component: 1750 - total flux cleaned = 0.0103557 Jy ! Component: 1800 - total flux cleaned = 0.010499 Jy ! Component: 1850 - total flux cleaned = 0.0106414 Jy ! Component: 1900 - total flux cleaned = 0.0108394 Jy ! Component: 1950 - total flux cleaned = 0.0110077 Jy ! Component: 2000 - total flux cleaned = 0.011203 Jy ! Total flux subtracted in 2048 components = 0.0113413 Jy ! Clean residual min=-0.001551 max=0.001793 Jy/beam ! Clean residual mean=0.000081 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 1.58524 Jy keep ! Adding 119 model components to the UV plane model. ! The established model now contains 329 components and 1.58524 Jy wmap "J2246-1206_X_2003_05_07_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7535 x 1.592 at -3.664 degrees (North through East) ! Clean map min=-0.0024872 max=0.7424 Jy/beam ! Writing clean map to FITS file: J2246-1206_X_2003_05_07_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.7424 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000483168 device "J2246-1206_X_2003_05_07_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_X_2003_05_07_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.195246 0.195246 0.390492 0.780983 1.56197 3.12393 6.24787 12.4957 24.9915 49.9829 99.9659 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.742 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7535 x 1.592 at -3.664 degrees (North through East) ! Clean map min=-0.0024872 max=0.7424 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_X_2003_05_07_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_X_2003_05_07_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_X_2003_05_07_pus_uvs.log closed on Tue Dec 12 17:21:19 2006