! Started logfile: J0539-2839_X_2001_04_09_pus_uvs.log on Mon Oct 1 14:34:29 2007 obs J0539-2839_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J0539-2839_X_2001_04_09_pus_uva.fits ! AN table 1: 55 integrations on 190 of 190 possible baselines. ! AN table 2: 93 integrations on 190 of 190 possible baselines. ! AN table 3: 78 integrations on 190 of 190 possible baselines. ! AN table 4: 11 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0707084 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0539-2839 ! ! 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 1926 lines of history. ! ! Reading 12736 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0539-2839_X_2001_04_09_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 1320 telescope corrections were flagged in sub-array 2. ! A total of 1451 telescope corrections were flagged in sub-array 3. ! A total of 196 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 1320 telescope corrections were flagged in sub-array 2. ! A total of 1451 telescope corrections were flagged in sub-array 3. ! A total of 196 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 1320 telescope corrections were flagged in sub-array 2. ! A total of 1451 telescope corrections were flagged in sub-array 3. ! A total of 196 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 1320 telescope corrections were flagged in sub-array 2. ! A total of 1451 telescope corrections were flagged in sub-array 3. ! A total of 196 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.030806Jy sigma=0.008602 ! Fit after self-cal, rms=0.286000Jy sigma=0.002053 ! 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 ! Your choice of large map pixels excluded 0.951% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.6597 mas, bmaj=1.429 mas, bpa=1.193 degrees ! Estimated noise=1512.99 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 = 0.647414 Jy ! Component: 100 - total flux cleaned = 0.8024 Jy ! Total flux subtracted in 100 components = 0.8024 Jy ! Clean residual min=-0.025154 max=0.063236 Jy/beam ! Clean residual mean=0.001057 rms=0.009166 Jy/beam ! Combined flux in latest and established models = 0.802399 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.802399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236606Jy sigma=0.001694 ! Fit after self-cal, rms=0.236849Jy sigma=0.001694 ! Inverting map ! Your choice of large map pixels excluded 0.951% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0700818 Jy ! Component: 100 - total flux cleaned = 0.106648 Jy ! Total flux subtracted in 100 components = 0.106648 Jy ! Clean residual min=-0.019210 max=0.028840 Jy/beam ! Clean residual mean=0.000299 rms=0.006003 Jy/beam ! Combined flux in latest and established models = 0.909048 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.909048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216252Jy sigma=0.001445 ! Fit after self-cal, rms=0.216411Jy sigma=0.001444 ! Inverting map ! Your choice of large map pixels excluded 0.951% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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 ! Your choice of large map pixels excluded 0.951% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8098 mas, bmaj=2.024 mas, bpa=-6.76 degrees ! Estimated noise=755.088 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 = 0.0157024 Jy ! Component: 100 - total flux cleaned = 0.0197631 Jy ! Component: 150 - total flux cleaned = 0.0199867 Jy ! Component: 200 - total flux cleaned = 0.020194 Jy ! Total flux subtracted in 200 components = 0.020194 Jy ! Clean residual min=-0.016603 max=0.024657 Jy/beam ! Clean residual mean=-0.000063 rms=0.005831 Jy/beam ! Combined flux in latest and established models = 0.929242 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.929242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215239Jy sigma=0.001427 ! Fit after self-cal, rms=0.215262Jy sigma=0.001427 ! Inverting map ! Your choice of large map pixels excluded 0.951% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.09 KK 1.00* KP 0.92 ! LA 0.99 MA 1.00* MC 1.00* MK 1.00* ! NL 0.90 NY 1.00* OV 1.03 PT 0.96 ! SC 0.94 TS 1.00* WF 0.80 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 GC 1.00* GG 1.00* ! HH 1.73 HN 1.19 KK 1.07 KP 0.91 ! LA 0.99 MA 1.00* MC 1.00* MK 0.94 ! NL 1.04 NY 1.00* OV 1.09 PT 0.97 ! SC 1.00 TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.95 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.01 MC 1.05 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.04 ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.09 KK 1.00* KP 0.93 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00* ! NL 0.85 NY 1.00* OV 1.03 PT 0.97 ! SC 0.92 TS 1.00* WF 0.83 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 GC 1.00* GG 1.00* ! HH 1.33 HN 1.17 KK 1.07 KP 0.92 ! LA 0.99 MA 1.00* MC 1.00* MK 0.99 ! NL 0.99 NY 1.00* OV 1.10 PT 0.97 ! SC 0.99 TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.95 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.97 MC 1.08 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.02 ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.08 KK 1.00* KP 0.84 ! LA 1.02 MA 1.00* MC 1.00* MK 1.00* ! NL 0.88 NY 1.00* OV 1.01 PT 0.96 ! SC 0.98 TS 1.00* WF 0.88 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 GC 1.00* GG 1.00* ! HH 1.55 HN 1.21 KK 1.11 KP 0.84 ! LA 1.01 MA 1.00* MC 1.00* MK 0.97 ! NL 1.01 NY 1.00* OV 1.09 PT 0.94 ! SC 1.01 TS 1.00* WF 1.09 WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.91 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.01 MC 1.15 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.10 ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.08 KK 1.00* KP 1.06 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00* ! NL 0.89 NY 1.00* OV 1.00 PT 0.98 ! SC 0.97 TS 1.00* WF 0.84 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 GC 1.00* GG 1.00* ! HH 1.41 HN 1.24 KK 1.12 KP 1.02 ! LA 1.00 MA 1.00* MC 1.00* MK 1.02 ! NL 1.02 NY 1.00* OV 1.08 PT 0.98 ! SC 1.03 TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.94 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.05 MC 1.18 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.07 ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 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* NY 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=0.215262Jy sigma=0.001427 ! Fit after self-cal, rms=0.201183Jy sigma=0.001237 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8049 mas, bmaj=2.04 mas, bpa=-7.484 degrees ! Estimated noise=773.532 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 = -0.000701367 Jy ! Component: 100 - total flux cleaned = -0.000608072 Jy ! Component: 150 - total flux cleaned = -0.000527596 Jy ! Component: 200 - total flux cleaned = -0.000385634 Jy ! Total flux subtracted in 200 components = -0.000385634 Jy ! Clean residual min=-0.004291 max=0.006629 Jy/beam ! Clean residual mean=-0.000034 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 0.928856 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 19 components and 0.928856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201083Jy sigma=0.001236 ! Fit after self-cal, rms=0.201295Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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=0.201295Jy sigma=0.001236 ! Fit after self-cal, rms=0.198880Jy sigma=0.001233 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8047 mas, bmaj=2.029 mas, bpa=-7.355 degrees ! Estimated noise=773.227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000499692 Jy ! Component: 100 - total flux cleaned = -0.000428133 Jy ! Component: 150 - total flux cleaned = -0.000302534 Jy ! Component: 200 - total flux cleaned = -0.00024665 Jy ! Total flux subtracted in 200 components = -0.00024665 Jy ! Clean residual min=-0.004479 max=0.005787 Jy/beam ! Clean residual mean=-0.000055 rms=0.001357 Jy/beam ! Combined flux in latest and established models = 0.928609 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 21 components and 0.928609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198813Jy sigma=0.001232 ! Fit after self-cal, rms=0.198803Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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 (3.2, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0058059 Jy ! Component: 100 - total flux cleaned = 0.00811114 Jy ! Component: 150 - total flux cleaned = 0.00857185 Jy ! Component: 200 - total flux cleaned = 0.00896967 Jy ! Total flux subtracted in 200 components = 0.00896967 Jy ! Clean residual min=-0.004077 max=0.003117 Jy/beam ! Clean residual mean=-0.000209 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.937579 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.937579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198601Jy sigma=0.001230 ! Fit after self-cal, rms=0.198628Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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=0.198628Jy sigma=0.001230 ! Fit after self-cal, rms=0.198422Jy sigma=0.001230 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8048 mas, bmaj=2.028 mas, bpa=-7.316 degrees ! Estimated noise=772.868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133948 Jy ! Component: 100 - total flux cleaned = 0.00140767 Jy ! Component: 150 - total flux cleaned = 0.00146522 Jy ! Component: 200 - total flux cleaned = 0.00157048 Jy ! Total flux subtracted in 200 components = 0.00157048 Jy ! Clean residual min=-0.004069 max=0.002984 Jy/beam ! Clean residual mean=-0.000174 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.93915 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.939149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198372Jy sigma=0.001229 ! Fit after self-cal, rms=0.198384Jy sigma=0.001229 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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 = 0.000278766 Jy ! Component: 100 - total flux cleaned = 0.000326648 Jy ! Component: 150 - total flux cleaned = 0.000327457 Jy ! Component: 200 - total flux cleaned = 0.000327099 Jy ! Total flux subtracted in 200 components = 0.000327099 Jy ! Clean residual min=-0.004072 max=0.002885 Jy/beam ! Clean residual mean=-0.000180 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.939477 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.939477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198358Jy sigma=0.001229 ! Fit after self-cal, rms=0.198363Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198363Jy sigma=0.001229 ! Fit after self-cal, rms=0.198323Jy sigma=0.001229 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=2.19 mas, bmaj=5.61 mas, bpa=-1.745 degrees ! Estimated noise=973.188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.44975e-05 Jy ! Component: 100 - total flux cleaned = -1.99595e-05 Jy ! Component: 150 - total flux cleaned = -0.000153893 Jy ! Component: 200 - total flux cleaned = -0.00026635 Jy ! Total flux subtracted in 200 components = -0.00026635 Jy ! Clean residual min=-0.003630 max=0.002854 Jy/beam ! Clean residual mean=-0.000325 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.93921 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 50 components and 0.93921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198309Jy sigma=0.001229 ! Fit after self-cal, rms=0.198318Jy sigma=0.001229 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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 = 0.000147488 Jy ! Component: 100 - total flux cleaned = 0.000147675 Jy ! Component: 150 - total flux cleaned = 0.000148258 Jy ! Component: 200 - total flux cleaned = 7.74502e-05 Jy ! Total flux subtracted in 200 components = 7.74502e-05 Jy ! Clean residual min=-0.003622 max=0.002867 Jy/beam ! Clean residual mean=-0.000328 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.939288 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 51 components and 0.939288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198309Jy sigma=0.001229 ! Fit after self-cal, rms=0.198311Jy sigma=0.001228 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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 ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8049 mas, bmaj=2.028 mas, bpa=-7.298 degrees ! Estimated noise=772.626 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8049 x 2.028 at -7.298 degrees (North through East) ! Clean map min=-0.0035253 max=0.84642 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=0.198311Jy sigma=0.001228 ! Fit after self-cal, rms=0.963430Jy sigma=0.001131 ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8055 mas, bmaj=2.028 mas, bpa=-7.273 degrees ! Estimated noise=772.504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00070082 Jy ! Component: 100 - total flux cleaned = 0.000611898 Jy ! Component: 150 - total flux cleaned = 0.000655336 Jy ! Component: 200 - total flux cleaned = 0.000696676 Jy ! Total flux subtracted in 200 components = 0.000696676 Jy ! Clean residual min=-0.003844 max=0.002793 Jy/beam ! Clean residual mean=-0.000040 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 0.939984 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 0.939984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.963425Jy sigma=0.001130 ! Fit after self-cal, rms=0.963452Jy sigma=0.001130 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.42631e-06 Jy ! Component: 100 - total flux cleaned = 3.51818e-05 Jy ! Component: 150 - total flux cleaned = 7.2024e-05 Jy ! Component: 200 - total flux cleaned = 7.15774e-05 Jy ! Total flux subtracted in 200 components = 7.15774e-05 Jy ! Clean residual min=-0.003818 max=0.002700 Jy/beam ! Clean residual mean=-0.000042 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.940056 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 0.940056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.963448Jy sigma=0.001130 ! Fit after self-cal, rms=0.963450Jy sigma=0.001130 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.963450Jy sigma=0.001130 ! Fit after self-cal, rms=0.977343Jy sigma=0.001130 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 ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.6864 mas, bmaj=1.437 mas, bpa=0.2359 degrees ! Estimated noise=1538.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.646031 Jy ! Component: 100 - total flux cleaned = 0.796595 Jy ! Component: 150 - total flux cleaned = 0.859657 Jy ! Component: 200 - total flux cleaned = 0.891984 Jy ! Total flux subtracted in 200 components = 0.891984 Jy ! Clean residual min=-0.009423 max=0.015062 Jy/beam ! Clean residual mean=0.000339 rms=0.002745 Jy/beam ! Combined flux in latest and established models = 0.891984 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.891984 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8055 mas, bmaj=2.028 mas, bpa=-7.267 degrees ! Estimated noise=772.304 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 = 0.0196236 Jy ! Component: 100 - total flux cleaned = 0.0296139 Jy ! Component: 150 - total flux cleaned = 0.0363152 Jy ! Component: 200 - total flux cleaned = 0.0410547 Jy ! Total flux subtracted in 200 components = 0.0410547 Jy ! Clean residual min=-0.003949 max=0.007018 Jy/beam ! Clean residual mean=0.000071 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 0.933039 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 26 components and 0.933039 Jy ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Added new window around map position (1.2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00594381 Jy ! Component: 100 - total flux cleaned = 0.00648514 Jy ! Component: 150 - total flux cleaned = 0.00681747 Jy ! Component: 200 - total flux cleaned = 0.00711861 Jy ! Total flux subtracted in 200 components = 0.00711861 Jy ! Clean residual min=-0.003623 max=0.003182 Jy/beam ! Clean residual mean=-0.000044 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.940158 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 0.940158 Jy ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=2.189 mas, bmaj=5.606 mas, bpa=-1.731 degrees ! Estimated noise=972.632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00032373 Jy ! Component: 100 - total flux cleaned = 0.00052944 Jy ! Component: 150 - total flux cleaned = 0.000562095 Jy ! Component: 200 - total flux cleaned = 0.000531261 Jy ! Total flux subtracted in 200 components = 0.000531261 Jy ! Clean residual min=-0.002969 max=0.003041 Jy/beam ! Clean residual mean=-0.000093 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 0.940689 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 = 5.4755e-07 Jy ! Component: 100 - total flux cleaned = -6.18793e-08 Jy ! Component: 150 - total flux cleaned = -2.33638e-05 Jy ! Component: 200 - total flux cleaned = -2.35775e-05 Jy ! Total flux subtracted in 200 components = -2.35775e-05 Jy ! Clean residual min=-0.003042 max=0.003054 Jy/beam ! Clean residual mean=-0.000091 rms=0.000920 Jy/beam ! Combined flux in latest and established models = 0.940665 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.940665 Jy ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.8055 mas, bmaj=2.028 mas, bpa=-7.267 degrees ! Estimated noise=772.304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000417231 Jy ! Component: 100 - total flux cleaned = -0.00050081 Jy ! Component: 150 - total flux cleaned = -0.00049962 Jy ! Component: 200 - total flux cleaned = -0.000572729 Jy ! Total flux subtracted in 200 components = -0.000572729 Jy ! Clean residual min=-0.003329 max=0.003020 Jy/beam ! Clean residual mean=-0.000041 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.940093 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.940092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.977349Jy sigma=0.001131 ! Fit after self-cal, rms=0.977310Jy sigma=0.001131 wmodel J0539-2839_X_2001_04_09_pus_map.mod ! Writing 69 model components to file: J0539-2839_X_2001_04_09_pus_map.mod wobs J0539-2839_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J0539-2839_X_2001_04_09_pus_uvs.fits wwins J0539-2839_X_2001_04_09_pus_map.win ! wwins: Wrote 3 windows to J0539-2839_X_2001_04_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00126459 Jy ! Component: 100 - total flux cleaned = -0.00152609 Jy ! Component: 150 - total flux cleaned = -0.00191934 Jy ! Component: 200 - total flux cleaned = -0.00219869 Jy ! Component: 250 - total flux cleaned = -0.00260152 Jy ! Component: 300 - total flux cleaned = -0.00285945 Jy ! Component: 350 - total flux cleaned = -0.00294229 Jy ! Component: 400 - total flux cleaned = -0.00294182 Jy ! Component: 450 - total flux cleaned = -0.00286277 Jy ! Component: 500 - total flux cleaned = -0.00282337 Jy ! Component: 550 - total flux cleaned = -0.00270966 Jy ! Component: 600 - total flux cleaned = -0.00259894 Jy ! Component: 650 - total flux cleaned = -0.00256314 Jy ! Component: 700 - total flux cleaned = -0.00256322 Jy ! Component: 750 - total flux cleaned = -0.00249304 Jy ! Component: 800 - total flux cleaned = -0.00252738 Jy ! Component: 850 - total flux cleaned = -0.00242564 Jy ! Component: 900 - total flux cleaned = -0.00245902 Jy ! Component: 950 - total flux cleaned = -0.00242585 Jy ! Component: 1000 - total flux cleaned = -0.00239303 Jy ! Total flux subtracted in 1024 components = -0.00236126 Jy ! Clean residual min=-0.001690 max=0.002138 Jy/beam ! Clean residual mean=0.000009 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.937731 Jy keep ! Adding 61 model components to the UV plane model. ! The established model now contains 130 components and 0.937731 Jy ![Exited script file: muppet] wmap "J0539-2839_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8055 x 2.028 at -7.267 degrees (North through East) ! Clean map min=-0.0033756 max=0.84629 Jy/beam ! Writing clean map to FITS file: J0539-2839_X_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.846294 invert ! Inverting map ! Your choice of large map pixels excluded 1.02% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000630666 device "J0539-2839_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0539-2839_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.223563 0.223563 0.447125 0.894251 1.7885 3.577 7.15401 14.308 28.616 57.232 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.846 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8055 x 2.028 at -7.267 degrees (North through East) ! Clean map min=-0.0033756 max=0.84629 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0539-2839_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0539-2839_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0539-2839_X_2001_04_09_pus_uvs.log closed on Mon Oct 1 14:34:35 2007