! Started logfile: J0538-4405_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:15:05 2008 obs J0538-4405_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0538-4405_S_2001_10_29_pus_uva.fits ! AN table 1: 10 integrations on 153 of 153 possible baselines. ! AN table 2: 27 integrations on 153 of 153 possible baselines. ! AN table 3: 11 integrations on 153 of 153 possible baselines. ! AN table 4: 20 integrations on 153 of 153 possible baselines. ! AN table 5: 11 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0196078 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0538-4405 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2604 lines of history. ! ! Reading 948 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0538-4405_S_2001_10_29_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 453 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 274 telescope corrections were flagged in sub-array 4. ! A total of 198 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 453 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 274 telescope corrections were flagged in sub-array 4. ! A total of 198 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 453 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 274 telescope corrections were flagged in sub-array 4. ! A total of 198 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 453 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 274 telescope corrections were flagged in sub-array 4. ! A total of 198 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=2.868248Jy sigma=0.018897 ! Fit after self-cal, rms=2.685193Jy sigma=0.017766 ! 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=2.214 mas, bmaj=7.648 mas, bpa=10.77 degrees ! Estimated noise=7822.83 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 = 2.62365 Jy ! Component: 100 - total flux cleaned = 3.23056 Jy ! Total flux subtracted in 100 components = 3.23056 Jy ! Clean residual min=-0.145639 max=0.238332 Jy/beam ! Clean residual mean=0.000202 rms=0.071080 Jy/beam ! Combined flux in latest and established models = 3.23056 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 3.23056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.777587Jy sigma=0.004994 ! Fit after self-cal, rms=0.777518Jy sigma=0.004993 ! 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=2.901 mas, bmaj=9.986 mas, bpa=8.848 degrees ! Estimated noise=3859.48 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 = 0.396413 Jy ! Component: 100 - total flux cleaned = 0.569362 Jy ! Component: 150 - total flux cleaned = 0.65054 Jy ! Component: 200 - total flux cleaned = 0.690429 Jy ! Total flux subtracted in 200 components = 0.690429 Jy ! Clean residual min=-0.135040 max=0.129539 Jy/beam ! Clean residual mean=-0.014682 rms=0.049007 Jy/beam ! Combined flux in latest and established models = 3.92099 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 46 components and 3.92099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.569191Jy sigma=0.003635 ! Fit after self-cal, rms=0.569106Jy sigma=0.003635 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! 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* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.86 LA 0.98 ! MA 1.00* MC 1.00* MK 0.96 NL 1.00* ! OV 0.99 PT 0.98 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! 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* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 0.92 LA 0.96 ! MA 1.00* MC 1.00* MK 0.97 NL 1.00* ! OV 1.03 PT 0.97 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! 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* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.92 LA 0.93 ! MA 1.00* MC 1.00* MK 0.94 NL 1.00* ! OV 1.03 PT 1.01 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! 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* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.94 KP 0.92 LA 0.98 ! MA 1.00* MC 1.00* MK 0.96 NL 1.00* ! OV 0.99 PT 1.70 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.569106Jy sigma=0.003635 ! Fit after self-cal, rms=0.234491Jy sigma=0.001458 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.464 mas, bmaj=37.41 mas, bpa=-6.496 degrees ! Estimated noise=4364.34 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 = 0.035453 Jy ! Component: 100 - total flux cleaned = 0.0354548 Jy ! Component: 150 - total flux cleaned = 0.0357611 Jy ! Component: 200 - total flux cleaned = 0.0359643 Jy ! Total flux subtracted in 200 components = 0.0359643 Jy ! Clean residual min=-0.015057 max=0.017099 Jy/beam ! Clean residual mean=0.000855 rms=0.005504 Jy/beam ! Combined flux in latest and established models = 3.95696 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 53 components and 3.95696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227856Jy sigma=0.001425 ! Fit after self-cal, rms=0.228470Jy sigma=0.001424 ! 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=0.228470Jy sigma=0.001424 ! Fit after self-cal, rms=0.227014Jy sigma=0.001409 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.453 mas, bmaj=37.45 mas, bpa=-6.507 degrees ! Estimated noise=4365.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161164 Jy ! Component: 100 - total flux cleaned = 0.0163679 Jy ! Component: 150 - total flux cleaned = 0.0165112 Jy ! Component: 200 - total flux cleaned = 0.0162736 Jy ! Total flux subtracted in 200 components = 0.0162736 Jy ! Clean residual min=-0.011546 max=0.017540 Jy/beam ! Clean residual mean=0.001638 rms=0.005034 Jy/beam ! Combined flux in latest and established models = 3.97323 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 57 components and 3.97323 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225456Jy sigma=0.001403 ! Fit after self-cal, rms=0.225451Jy sigma=0.001403 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 = -0.000501344 Jy ! Component: 100 - total flux cleaned = -0.000676528 Jy ! Component: 150 - total flux cleaned = -0.000764079 Jy ! Component: 200 - total flux cleaned = -0.000925221 Jy ! Total flux subtracted in 200 components = -0.000925221 Jy ! Clean residual min=-0.011576 max=0.017144 Jy/beam ! Clean residual mean=0.001674 rms=0.004885 Jy/beam ! Combined flux in latest and established models = 3.9723 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 62 components and 3.9723 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225371Jy sigma=0.001402 ! Fit after self-cal, rms=0.225389Jy sigma=0.001402 ! 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=0.225389Jy sigma=0.001402 ! Fit after self-cal, rms=0.225356Jy sigma=0.001399 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.448 mas, bmaj=37.47 mas, bpa=-6.513 degrees ! Estimated noise=4367.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00736359 Jy ! Component: 100 - total flux cleaned = 0.00762911 Jy ! Component: 150 - total flux cleaned = 0.00773598 Jy ! Component: 200 - total flux cleaned = 0.00757089 Jy ! Total flux subtracted in 200 components = 0.00757089 Jy ! Clean residual min=-0.011258 max=0.017967 Jy/beam ! Clean residual mean=0.002112 rms=0.004995 Jy/beam ! Combined flux in latest and established models = 3.97987 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 62 components and 3.97987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224943Jy sigma=0.001399 ! Fit after self-cal, rms=0.224958Jy sigma=0.001399 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 = -0.000136856 Jy ! Component: 100 - total flux cleaned = -0.000284873 Jy ! Component: 150 - total flux cleaned = -0.000356435 Jy ! Component: 200 - total flux cleaned = -0.000425138 Jy ! Total flux subtracted in 200 components = -0.000425138 Jy ! Clean residual min=-0.011300 max=0.017758 Jy/beam ! Clean residual mean=0.002129 rms=0.004928 Jy/beam ! Combined flux in latest and established models = 3.97945 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 66 components and 3.97945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224900Jy sigma=0.001398 ! Fit after self-cal, rms=0.224918Jy sigma=0.001398 ! 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=0.224918Jy sigma=0.001398 ! Fit after self-cal, rms=0.225126Jy sigma=0.001398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.49 mas, bmaj=45.49 mas, bpa=4.12 degrees ! Estimated noise=5364.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458757 Jy ! Component: 100 - total flux cleaned = 0.00497929 Jy ! Component: 150 - total flux cleaned = 0.00497871 Jy ! Component: 200 - total flux cleaned = 0.0049784 Jy ! Total flux subtracted in 200 components = 0.0049784 Jy ! Clean residual min=-0.013857 max=0.017762 Jy/beam ! Clean residual mean=0.003841 rms=0.006071 Jy/beam ! Combined flux in latest and established models = 3.98443 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 71 components and 3.98443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225018Jy sigma=0.001398 ! Fit after self-cal, rms=0.224963Jy sigma=0.001398 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 = -0.000138895 Jy ! Component: 100 - total flux cleaned = -0.000142026 Jy ! Component: 150 - total flux cleaned = -0.000142493 Jy ! Component: 200 - total flux cleaned = -0.000142713 Jy ! Total flux subtracted in 200 components = -0.000142713 Jy ! Clean residual min=-0.013850 max=0.017680 Jy/beam ! Clean residual mean=0.003850 rms=0.006040 Jy/beam ! Combined flux in latest and established models = 3.98428 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 3.98428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224974Jy sigma=0.001398 ! Fit after self-cal, rms=0.224939Jy sigma=0.001398 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.446 mas, bmaj=37.48 mas, bpa=-6.515 degrees ! Estimated noise=4369.12 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.446 x 37.48 at -6.515 degrees (North through East) ! Clean map min=-0.011173 max=3.6384 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=0.224939Jy sigma=0.001398 ! Fit after self-cal, rms=0.157338Jy sigma=0.000926 ! Inverting map and beam ! Estimated beam: bmin=3.454 mas, bmaj=37.47 mas, bpa=-6.502 degrees ! Estimated noise=4371.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00976539 Jy ! Component: 100 - total flux cleaned = -0.00980489 Jy ! Component: 150 - total flux cleaned = -0.00980308 Jy ! Component: 200 - total flux cleaned = -0.00980105 Jy ! Total flux subtracted in 200 components = -0.00980105 Jy ! Clean residual min=-0.010193 max=0.014822 Jy/beam ! Clean residual mean=0.001941 rms=0.004756 Jy/beam ! Combined flux in latest and established models = 3.97448 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 85 components and 3.97448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156394Jy sigma=0.000920 ! Fit after self-cal, rms=0.156385Jy sigma=0.000920 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231007 Jy ! Component: 100 - total flux cleaned = 0.000229115 Jy ! Component: 150 - total flux cleaned = 0.000232577 Jy ! Component: 200 - total flux cleaned = 0.000232539 Jy ! Total flux subtracted in 200 components = 0.000232539 Jy ! Clean residual min=-0.010371 max=0.014691 Jy/beam ! Clean residual mean=0.001932 rms=0.004731 Jy/beam ! Combined flux in latest and established models = 3.97472 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 87 components and 3.97472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156341Jy sigma=0.000919 ! Fit after self-cal, rms=0.156355Jy sigma=0.000919 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156355Jy sigma=0.000919 ! Fit after self-cal, rms=0.156089Jy sigma=0.000917 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=2.514 mas, bmaj=43.86 mas, bpa=-7.132 degrees ! Estimated noise=11085.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.68376 Jy ! Component: 100 - total flux cleaned = 3.27564 Jy ! Component: 150 - total flux cleaned = 3.5223 Jy ! Component: 200 - total flux cleaned = 3.67885 Jy ! Total flux subtracted in 200 components = 3.67885 Jy ! Clean residual min=-0.067100 max=0.084778 Jy/beam ! Clean residual mean=0.002871 rms=0.028947 Jy/beam ! Combined flux in latest and established models = 3.67885 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 17 model components to the UV plane model. ! The established model now contains 17 components and 3.67885 Jy ! Inverting map and beam ! Estimated beam: bmin=3.458 mas, bmaj=37.45 mas, bpa=-6.498 degrees ! Estimated noise=4372.7 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 = 0.168489 Jy ! Component: 100 - total flux cleaned = 0.232994 Jy ! Component: 150 - total flux cleaned = 0.259925 Jy ! Component: 200 - total flux cleaned = 0.271802 Jy ! Total flux subtracted in 200 components = 0.271802 Jy ! Clean residual min=-0.012524 max=0.015645 Jy/beam ! Clean residual mean=0.002476 rms=0.005582 Jy/beam ! Combined flux in latest and established models = 3.95065 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 56 components and 3.95065 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=10.52 mas, bmaj=45.64 mas, bpa=4.22 degrees ! Estimated noise=5347.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00787838 Jy ! Component: 100 - total flux cleaned = 0.00958816 Jy ! Component: 150 - total flux cleaned = 0.00978198 Jy ! Component: 200 - total flux cleaned = 0.00997252 Jy ! Total flux subtracted in 200 components = 0.00997252 Jy ! Clean residual min=-0.014208 max=0.019699 Jy/beam ! Clean residual mean=0.003469 rms=0.006896 Jy/beam ! Combined flux in latest and established models = 3.96063 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 = 0.00026773 Jy ! Component: 100 - total flux cleaned = 0.000444558 Jy ! Component: 150 - total flux cleaned = 0.000615953 Jy ! Component: 200 - total flux cleaned = 0.000783181 Jy ! Total flux subtracted in 200 components = 0.000783181 Jy ! Clean residual min=-0.013881 max=0.019433 Jy/beam ! Clean residual mean=0.003417 rms=0.006712 Jy/beam ! Combined flux in latest and established models = 3.96141 Jy ! Adding 5 model components to the UV plane model. ! The established model now contains 59 components and 3.96141 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.458 mas, bmaj=37.45 mas, bpa=-6.498 degrees ! Estimated noise=4372.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00248787 Jy ! Component: 100 - total flux cleaned = -0.00236115 Jy ! Component: 150 - total flux cleaned = -0.0020858 Jy ! Component: 200 - total flux cleaned = -0.0017989 Jy ! Total flux subtracted in 200 components = -0.0017989 Jy ! Clean residual min=-0.011559 max=0.016300 Jy/beam ! Clean residual mean=0.002137 rms=0.005158 Jy/beam ! Combined flux in latest and established models = 3.95961 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 64 components and 3.95961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156109Jy sigma=0.000917 ! Fit after self-cal, rms=0.156082Jy sigma=0.000916 wmodel J0538-4405_S_2001_10_29_pus_map.mod ! Writing 64 model components to file: J0538-4405_S_2001_10_29_pus_map.mod wobs J0538-4405_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0538-4405_S_2001_10_29_pus_uvs.fits wwins J0538-4405_S_2001_10_29_pus_map.win ! wwins: Wrote 1 windows to J0538-4405_S_2001_10_29_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 = 0.00636353 Jy ! Component: 100 - total flux cleaned = 0.00885984 Jy ! Component: 150 - total flux cleaned = 0.0115263 Jy ! Component: 200 - total flux cleaned = 0.0142391 Jy ! Component: 250 - total flux cleaned = 0.0167131 Jy ! Component: 300 - total flux cleaned = 0.0182546 Jy ! Component: 350 - total flux cleaned = 0.0193552 Jy ! Component: 400 - total flux cleaned = 0.0204229 Jy ! Component: 450 - total flux cleaned = 0.0213516 Jy ! Component: 500 - total flux cleaned = 0.0223766 Jy ! Component: 550 - total flux cleaned = 0.0232699 Jy ! Component: 600 - total flux cleaned = 0.024149 Jy ! Component: 650 - total flux cleaned = 0.0246915 Jy ! Component: 700 - total flux cleaned = 0.0250212 Jy ! Component: 750 - total flux cleaned = 0.0253558 Jy ! Component: 800 - total flux cleaned = 0.0258105 Jy ! Component: 850 - total flux cleaned = 0.0261572 Jy ! Component: 900 - total flux cleaned = 0.0265094 Jy ! Component: 950 - total flux cleaned = 0.0269873 Jy ! Component: 1000 - total flux cleaned = 0.0273496 Jy ! Component: 1050 - total flux cleaned = 0.0277208 Jy ! Component: 1100 - total flux cleaned = 0.0279748 Jy ! Component: 1150 - total flux cleaned = 0.0281066 Jy ! Component: 1200 - total flux cleaned = 0.0282396 Jy ! Component: 1250 - total flux cleaned = 0.0285113 Jy ! Component: 1300 - total flux cleaned = 0.0287921 Jy ! Component: 1350 - total flux cleaned = 0.029083 Jy ! Component: 1400 - total flux cleaned = 0.0293803 Jy ! Component: 1450 - total flux cleaned = 0.0296858 Jy ! Component: 1500 - total flux cleaned = 0.0299996 Jy ! Component: 1550 - total flux cleaned = 0.0304857 Jy ! Component: 1600 - total flux cleaned = 0.0308236 Jy ! Component: 1650 - total flux cleaned = 0.0311671 Jy ! Component: 1700 - total flux cleaned = 0.0315211 Jy ! Component: 1750 - total flux cleaned = 0.0318866 Jy ! Component: 1800 - total flux cleaned = 0.032454 Jy ! Component: 1850 - total flux cleaned = 0.0326464 Jy ! Component: 1900 - total flux cleaned = 0.0326494 Jy ! Component: 1950 - total flux cleaned = 0.0326493 Jy ! Component: 2000 - total flux cleaned = 0.0326514 Jy ! Total flux subtracted in 2048 components = 0.0324314 Jy ! Clean residual min=-0.012777 max=0.013609 Jy/beam ! Clean residual mean=0.000272 rms=0.004221 Jy/beam ! Combined flux in latest and established models = 3.99204 Jy keep ! Adding 95 model components to the UV plane model. ! The established model now contains 159 components and 3.99204 Jy ![Exited script file: muppet] wmap "J0538-4405_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.458 x 37.45 at -6.498 degrees (North through East) ! Clean map min=-0.016979 max=3.6467 Jy/beam ! Writing clean map to FITS file: J0538-4405_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.64673 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00493873 device "J0538-4405_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0538-4405_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.406287 0.406287 0.812574 1.62515 3.2503 6.50059 13.0012 26.0024 52.0047 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0148 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.646 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.458 x 37.45 at -6.498 degrees (North through East) ! Clean map min=-0.016979 max=3.6467 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0538-4405_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0538-4405_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0538-4405_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:15:10 2008