! Started logfile: J1127-1857_X_1999_05_10_pus_uvs.log on Tue Jan 15 17:29:40 2008 obs J1127-1857_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J1127-1857_X_1999_05_10_pus_uva.fits ! AN table 1: 51 integrations on 153 of 153 possible baselines. ! AN table 2: 49 integrations on 153 of 153 possible baselines. ! AN table 3: 89 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.129647 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 1763 lines of history. ! ! Reading 14996 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 J1127-1857_X_1999_05_10_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 705 telescope corrections were flagged in sub-array 1. ! A total of 571 telescope corrections were flagged in sub-array 2. ! A total of 1184 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 704 telescope corrections were flagged in sub-array 1. ! A total of 574 telescope corrections were flagged in sub-array 2. ! A total of 1183 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 704 telescope corrections were flagged in sub-array 1. ! A total of 574 telescope corrections were flagged in sub-array 2. ! A total of 1185 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 704 telescope corrections were flagged in sub-array 1. ! A total of 626 telescope corrections were flagged in sub-array 2. ! A total of 1186 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.373262Jy sigma=0.012725 ! Fit after self-cal, rms=0.967625Jy sigma=0.010479 ! 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 0.865% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.6825 mas, bmaj=1.528 mas, bpa=-4.422 degrees ! Estimated noise=1360.08 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.47291 Jy ! Component: 100 - total flux cleaned = 1.82028 Jy ! Total flux subtracted in 100 components = 1.82028 Jy ! Clean residual min=-0.050666 max=0.135110 Jy/beam ! Clean residual mean=0.001612 rms=0.017062 Jy/beam ! Combined flux in latest and established models = 1.82028 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.82028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378656Jy sigma=0.003538 ! Fit after self-cal, rms=0.378740Jy sigma=0.003537 ! Inverting map ! Your choice of large map pixels excluded 0.865% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.151789 Jy ! Component: 100 - total flux cleaned = 0.235094 Jy ! Total flux subtracted in 100 components = 0.235094 Jy ! Clean residual min=-0.032595 max=0.047390 Jy/beam ! Clean residual mean=0.000380 rms=0.010543 Jy/beam ! Combined flux in latest and established models = 2.05537 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 2.05537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290395Jy sigma=0.002363 ! Fit after self-cal, rms=0.290446Jy sigma=0.002361 ! Inverting map ! Your choice of large map pixels excluded 0.865% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 0.865% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7626 mas, bmaj=1.718 mas, bpa=-7.876 degrees ! Estimated noise=659.032 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 = 0.0850798 Jy ! Component: 100 - total flux cleaned = 0.12482 Jy ! Component: 150 - total flux cleaned = 0.143757 Jy ! Component: 200 - total flux cleaned = 0.147329 Jy ! Total flux subtracted in 200 components = 0.147329 Jy ! Clean residual min=-0.033133 max=0.024754 Jy/beam ! Clean residual mean=-0.000858 rms=0.007627 Jy/beam ! Combined flux in latest and established models = 2.2027 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 2.2027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266643Jy sigma=0.002070 ! Fit after self-cal, rms=0.266690Jy sigma=0.002070 ! Inverting map ! Your choice of large map pixels excluded 0.865% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec 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 1.01 FD 0.97 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.00 LA 0.99 ! MC 1.00* MK 1.00* NL 1.05 NY 1.00* ! ON 1.00* OV 1.00 PT 1.02 SC 1.00 ! WF 1.27 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 0.96 ! HN 1.17 KK 1.00* KP 1.00* LA 1.00* ! MC 1.10 MK 1.00* NL 1.00* NY 1.00* ! ON 1.06 OV 1.00* PT 1.00* SC 1.07 ! WF 1.11 WZ 1.07 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.00* HH 1.00* ! HN 0.95 KK 1.00 KP 1.01 LA 0.97 ! MC 1.00* MK 0.97 NL 1.04 NY 1.00* ! ON 1.00* OV 0.98 PT 1.03 SC 1.00 ! WF 1.09 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 GC 1.00* HH 1.00* ! HN 0.93 KK 1.00* KP 1.02 LA 1.00 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 0.98 PT 0.94 SC 0.99 ! WF 1.08 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 0.96 ! HN 1.25 KK 1.00* KP 1.00* LA 1.00* ! MC 1.11 MK 1.00* NL 1.00* NY 1.00* ! ON 1.07 OV 1.00* PT 1.00* SC 1.06 ! WF 1.11 WZ 1.09 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 GC 1.00* HH 1.00* ! HN 0.95 KK 1.01 KP 1.02 LA 0.99 ! MC 1.00* MK 0.97 NL 1.00 NY 1.00* ! ON 1.00* OV 0.96 PT 0.95 SC 0.99 ! WF 1.03 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 GC 1.00* HH 1.00* ! HN 0.94 KK 1.00* KP 1.04 LA 1.00 ! MC 1.00* MK 1.00* NL 1.02 NY 1.00* ! ON 1.00* OV 1.00 PT 0.96 SC 1.00 ! WF 1.08 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00 ! HN 1.30 KK 1.00* KP 1.00* LA 1.00* ! MC 1.17 MK 1.00* NL 1.00* NY 1.00* ! ON 1.08 OV 1.00* PT 1.00* SC 1.10 ! WF 1.08 WZ 1.08 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.01 GC 1.00* HH 1.00* ! HN 0.96 KK 1.07 KP 1.05 LA 0.98 ! MC 1.00* MK 0.97 NL 1.01 NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.05 ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 GC 1.00* HH 1.00* ! HN 0.94 KK 1.00* KP 1.02 LA 1.01 ! MC 1.00* MK 1.00* NL 1.02 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 0.96 ! WF 1.03 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 1.08 ! HN 1.26 KK 1.00* KP 1.00* LA 1.00* ! MC 1.14 MK 1.00* NL 1.00* NY 1.00* ! ON 1.05 OV 1.00* PT 1.00* SC 1.03 ! WF 1.09 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 GC 1.00* HH 1.00* ! HN 0.95 KK 1.03 KP 1.03 LA 1.00 ! MC 1.00* MK 0.98 NL 1.01 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.02 ! WF 1.02 WZ 1.00* ! ! ! Fit before self-cal, rms=0.266690Jy sigma=0.002070 ! Fit after self-cal, rms=0.252548Jy sigma=0.001767 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7767 mas, bmaj=1.768 mas, bpa=-8.218 degrees ! Estimated noise=667.204 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 = -0.00644653 Jy ! Component: 100 - total flux cleaned = -0.00687031 Jy ! Component: 150 - total flux cleaned = -0.00719684 Jy ! Component: 200 - total flux cleaned = -0.00720449 Jy ! Total flux subtracted in 200 components = -0.00720449 Jy ! Clean residual min=-0.016905 max=0.014976 Jy/beam ! Clean residual mean=-0.001136 rms=0.004227 Jy/beam ! Combined flux in latest and established models = 2.1955 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 2.1955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251447Jy sigma=0.001754 ! Fit after self-cal, rms=0.251406Jy sigma=0.001754 ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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=0.251406Jy sigma=0.001754 ! Fit after self-cal, rms=0.247605Jy sigma=0.001586 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7794 mas, bmaj=1.772 mas, bpa=-8.196 degrees ! Estimated noise=667.426 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00950283 Jy ! Component: 100 - total flux cleaned = -0.00950083 Jy ! Component: 150 - total flux cleaned = -0.00995621 Jy ! Component: 200 - total flux cleaned = -0.00995065 Jy ! Total flux subtracted in 200 components = -0.00995065 Jy ! Clean residual min=-0.010459 max=0.008246 Jy/beam ! Clean residual mean=-0.000403 rms=0.002499 Jy/beam ! Combined flux in latest and established models = 2.18555 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 2.18555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246934Jy sigma=0.001577 ! Fit after self-cal, rms=0.246950Jy sigma=0.001577 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 = -0.000184835 Jy ! Component: 100 - total flux cleaned = -0.000328816 Jy ! Component: 150 - total flux cleaned = -0.000325165 Jy ! Component: 200 - total flux cleaned = -0.000327495 Jy ! Total flux subtracted in 200 components = -0.000327495 Jy ! Clean residual min=-0.010507 max=0.008210 Jy/beam ! Clean residual mean=-0.000396 rms=0.002462 Jy/beam ! Combined flux in latest and established models = 2.18522 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 2.18522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246808Jy sigma=0.001575 ! Fit after self-cal, rms=0.246806Jy sigma=0.001575 ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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=0.246806Jy sigma=0.001575 ! Fit after self-cal, rms=0.247680Jy sigma=0.001572 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7814 mas, bmaj=1.776 mas, bpa=-8.2 degrees ! Estimated noise=668.065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00632884 Jy ! Component: 100 - total flux cleaned = -0.00651314 Jy ! Component: 150 - total flux cleaned = -0.00667528 Jy ! Component: 200 - total flux cleaned = -0.006815 Jy ! Total flux subtracted in 200 components = -0.006815 Jy ! Clean residual min=-0.009062 max=0.007665 Jy/beam ! Clean residual mean=-0.000307 rms=0.002290 Jy/beam ! Combined flux in latest and established models = 2.17841 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 2.17841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247407Jy sigma=0.001568 ! Fit after self-cal, rms=0.247363Jy sigma=0.001568 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 = -0.00025391 Jy ! Component: 100 - total flux cleaned = -0.000362538 Jy ! Component: 150 - total flux cleaned = -0.000452006 Jy ! Component: 200 - total flux cleaned = -0.000454087 Jy ! Total flux subtracted in 200 components = -0.000454087 Jy ! Clean residual min=-0.009046 max=0.007630 Jy/beam ! Clean residual mean=-0.000299 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 2.17795 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 41 components and 2.17795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247295Jy sigma=0.001567 ! Fit after self-cal, rms=0.247286Jy sigma=0.001567 ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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=0.247286Jy sigma=0.001567 ! Fit after self-cal, rms=0.248106Jy sigma=0.001565 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=2.314 mas, bmaj=4.682 mas, bpa=-6.171 degrees ! Estimated noise=813.299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00407749 Jy ! Component: 100 - total flux cleaned = -0.00554472 Jy ! Component: 150 - total flux cleaned = -0.0058486 Jy ! Component: 200 - total flux cleaned = -0.0059158 Jy ! Total flux subtracted in 200 components = -0.0059158 Jy ! Clean residual min=-0.006628 max=0.009561 Jy/beam ! Clean residual mean=-0.000509 rms=0.003128 Jy/beam ! Combined flux in latest and established models = 2.17204 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 44 components and 2.17204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248052Jy sigma=0.001565 ! Fit after self-cal, rms=0.248023Jy sigma=0.001565 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 = -4.29416e-05 Jy ! Component: 100 - total flux cleaned = -0.00010543 Jy ! Component: 150 - total flux cleaned = -0.000145571 Jy ! Component: 200 - total flux cleaned = -0.000203486 Jy ! Total flux subtracted in 200 components = -0.000203486 Jy ! Clean residual min=-0.006645 max=0.009573 Jy/beam ! Clean residual mean=-0.000502 rms=0.003127 Jy/beam ! Combined flux in latest and established models = 2.17183 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 44 components and 2.17183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248008Jy sigma=0.001564 ! Fit after self-cal, rms=0.248005Jy sigma=0.001564 ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7828 mas, bmaj=1.779 mas, bpa=-8.216 degrees ! Estimated noise=668.508 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7828 x 1.779 at -8.216 degrees (North through East) ! Clean map min=-0.0072807 max=1.9255 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=0.248005Jy sigma=0.001564 ! Fit after self-cal, rms=0.259158Jy sigma=0.001375 ! Inverting map and beam ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7835 mas, bmaj=1.781 mas, bpa=-8.249 degrees ! Estimated noise=667.685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00458074 Jy ! Component: 100 - total flux cleaned = -0.00497255 Jy ! Component: 150 - total flux cleaned = -0.00512764 Jy ! Component: 200 - total flux cleaned = -0.00532388 Jy ! Total flux subtracted in 200 components = -0.00532388 Jy ! Clean residual min=-0.008318 max=0.007756 Jy/beam ! Clean residual mean=-0.000087 rms=0.002072 Jy/beam ! Combined flux in latest and established models = 2.16651 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 2.16651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259113Jy sigma=0.001373 ! Fit after self-cal, rms=0.259102Jy sigma=0.001373 ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000253491 Jy ! Component: 100 - total flux cleaned = -0.000358685 Jy ! Component: 150 - total flux cleaned = -0.00040527 Jy ! Component: 200 - total flux cleaned = -0.000407283 Jy ! Total flux subtracted in 200 components = -0.000407283 Jy ! Clean residual min=-0.008258 max=0.007769 Jy/beam ! Clean residual mean=-0.000080 rms=0.002067 Jy/beam ! Combined flux in latest and established models = 2.1661 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 50 components and 2.1661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259093Jy sigma=0.001373 ! Fit after self-cal, rms=0.259088Jy sigma=0.001372 ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259088Jy sigma=0.001372 ! Fit after self-cal, rms=0.259618Jy sigma=0.001372 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 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.6927 mas, bmaj=1.567 mas, bpa=-4.494 degrees ! Estimated noise=1394.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.50856 Jy ! Component: 100 - total flux cleaned = 1.85379 Jy ! Component: 150 - total flux cleaned = 1.98633 Jy ! Component: 200 - total flux cleaned = 2.05765 Jy ! Total flux subtracted in 200 components = 2.05765 Jy ! Clean residual min=-0.022575 max=0.039720 Jy/beam ! Clean residual mean=0.000544 rms=0.006775 Jy/beam ! Combined flux in latest and established models = 2.05765 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 20 model components to the UV plane model. ! The established model now contains 20 components and 2.05765 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7846 mas, bmaj=1.783 mas, bpa=-8.241 degrees ! Estimated noise=667.861 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 = 0.0549371 Jy ! Component: 100 - total flux cleaned = 0.0805394 Jy ! Component: 150 - total flux cleaned = 0.0918154 Jy ! Component: 200 - total flux cleaned = 0.093717 Jy ! Total flux subtracted in 200 components = 0.093717 Jy ! Clean residual min=-0.009204 max=0.011301 Jy/beam ! Clean residual mean=0.000131 rms=0.002505 Jy/beam ! Combined flux in latest and established models = 2.15137 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 2.15137 Jy ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Added new window around map position (0.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354638 Jy ! Component: 100 - total flux cleaned = 0.00420965 Jy ! Component: 150 - total flux cleaned = 0.00479752 Jy ! Component: 200 - total flux cleaned = 0.00559052 Jy ! Total flux subtracted in 200 components = 0.00559052 Jy ! Clean residual min=-0.008936 max=0.008791 Jy/beam ! Clean residual mean=0.000038 rms=0.002245 Jy/beam ! Combined flux in latest and established models = 2.15696 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 2.15696 Jy ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=2.316 mas, bmaj=4.685 mas, bpa=-6.166 degrees ! Estimated noise=810.316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263368 Jy ! Component: 100 - total flux cleaned = 0.00271391 Jy ! Component: 150 - total flux cleaned = 0.00285443 Jy ! Component: 200 - total flux cleaned = 0.00304998 Jy ! Total flux subtracted in 200 components = 0.00304998 Jy ! Clean residual min=-0.006216 max=0.009916 Jy/beam ! Clean residual mean=-0.000024 rms=0.003087 Jy/beam ! Combined flux in latest and established models = 2.16001 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 = 0.000121285 Jy ! Component: 100 - total flux cleaned = 0.00023486 Jy ! Component: 150 - total flux cleaned = 0.000288936 Jy ! Component: 200 - total flux cleaned = 0.000389297 Jy ! Total flux subtracted in 200 components = 0.000389297 Jy ! Clean residual min=-0.006093 max=0.009890 Jy/beam ! Clean residual mean=-0.000037 rms=0.003077 Jy/beam ! Combined flux in latest and established models = 2.1604 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 2.1604 Jy ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7846 mas, bmaj=1.783 mas, bpa=-8.241 degrees ! Estimated noise=667.861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000923294 Jy ! Component: 100 - total flux cleaned = -0.000904451 Jy ! Component: 150 - total flux cleaned = -0.000906123 Jy ! Component: 200 - total flux cleaned = -0.000907355 Jy ! Total flux subtracted in 200 components = -0.000907355 Jy ! Clean residual min=-0.008227 max=0.008256 Jy/beam ! Clean residual mean=-0.000003 rms=0.002132 Jy/beam ! Combined flux in latest and established models = 2.15949 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 2.15949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260512Jy sigma=0.001374 ! Fit after self-cal, rms=0.260321Jy sigma=0.001374 wmodel J1127-1857_X_1999_05_10_pus_map.mod ! Writing 42 model components to file: J1127-1857_X_1999_05_10_pus_map.mod wobs J1127-1857_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J1127-1857_X_1999_05_10_pus_uvs.fits wwins J1127-1857_X_1999_05_10_pus_map.win ! wwins: Wrote 2 windows to J1127-1857_X_1999_05_10_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 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146298 Jy ! Component: 100 - total flux cleaned = 0.00326542 Jy ! Component: 150 - total flux cleaned = 0.00483462 Jy ! Component: 200 - total flux cleaned = 0.00597481 Jy ! Component: 250 - total flux cleaned = 0.00684808 Jy ! Component: 300 - total flux cleaned = 0.00800167 Jy ! Component: 350 - total flux cleaned = 0.00851003 Jy ! Component: 400 - total flux cleaned = 0.0089051 Jy ! Component: 450 - total flux cleaned = 0.00909866 Jy ! Component: 500 - total flux cleaned = 0.0093822 Jy ! Component: 550 - total flux cleaned = 0.00965975 Jy ! Component: 600 - total flux cleaned = 0.00992957 Jy ! Component: 650 - total flux cleaned = 0.0101057 Jy ! Component: 700 - total flux cleaned = 0.0104514 Jy ! Component: 750 - total flux cleaned = 0.0106212 Jy ! Component: 800 - total flux cleaned = 0.0108721 Jy ! Component: 850 - total flux cleaned = 0.0111191 Jy ! Component: 900 - total flux cleaned = 0.011361 Jy ! Component: 950 - total flux cleaned = 0.0114402 Jy ! Component: 1000 - total flux cleaned = 0.0117552 Jy ! Total flux subtracted in 1024 components = 0.0117554 Jy ! Clean residual min=-0.004451 max=0.005083 Jy/beam ! Clean residual mean=-0.000151 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 2.17125 Jy keep ! Adding 66 model components to the UV plane model. ! The established model now contains 108 components and 2.17125 Jy ![Exited script file: muppet] wmap "J1127-1857_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7846 x 1.783 at -8.241 degrees (North through East) ! Clean map min=-0.0072569 max=1.9403 Jy/beam ! Writing clean map to FITS file: J1127-1857_X_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.94026 invert ! Inverting map ! Your choice of large map pixels excluded 0.867% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00161262 device "J1127-1857_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.24934 0.24934 0.498681 0.997362 1.99472 3.98945 7.97889 15.9578 31.9156 63.8311 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0048 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.94 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7846 x 1.783 at -8.241 degrees (North through East) ! Clean map min=-0.0072569 max=1.9403 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_X_1999_05_10_pus_uvs.log closed on Tue Jan 15 17:29:45 2008