! Started logfile: J1127-1857_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:02:15 2012 obs J1127-1857_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1127-1857_X_2011_06_28_pus_uva.fits ! AN table 1: 73 integrations on 153 of 153 possible baselines. ! AN table 2: 43 integrations on 153 of 153 possible baselines. ! AN table 3: 10 integrations on 153 of 153 possible baselines. ! AN table 4: 61 integrations on 153 of 153 possible baselines. ! AN table 5: 76 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.05189 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 5249 lines of history. ! ! Reading 8352 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1127-1857_X_2011_06_28_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 0.200x0.200 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 1070 telescope corrections were flagged in sub-array 1. ! A total of 621 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 886 telescope corrections were flagged in sub-array 4. ! A total of 1150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 1070 telescope corrections were flagged in sub-array 1. ! A total of 621 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 886 telescope corrections were flagged in sub-array 4. ! A total of 1150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 1070 telescope corrections were flagged in sub-array 1. ! A total of 621 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 886 telescope corrections were flagged in sub-array 4. ! A total of 1150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 1070 telescope corrections were flagged in sub-array 1. ! A total of 621 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 886 telescope corrections were flagged in sub-array 4. ! A total of 1150 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.661457Jy sigma=0.006760 ! Fit after self-cal, rms=0.630393Jy sigma=0.006610 ! 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 5.06% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.5458 mas, bmaj=0.9789 mas, bpa=7.463 degrees ! Estimated noise=1212.03 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 = 1.20906 Jy ! Component: 100 - total flux cleaned = 1.49699 Jy ! Total flux subtracted in 100 components = 1.49699 Jy ! Clean residual min=-0.033953 max=0.109610 Jy/beam ! Clean residual mean=-0.000314 rms=0.010401 Jy/beam ! Combined flux in latest and established models = 1.49699 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.49699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298512Jy sigma=0.002702 ! Fit after self-cal, rms=0.298517Jy sigma=0.002701 ! Inverting map ! Your choice of large map pixels excluded 5.06% 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 = 0.113661 Jy ! Component: 100 - total flux cleaned = 0.174119 Jy ! Total flux subtracted in 100 components = 0.174119 Jy ! Clean residual min=-0.025161 max=0.041247 Jy/beam ! Clean residual mean=-0.000113 rms=0.006478 Jy/beam ! Combined flux in latest and established models = 1.6711 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 1.67111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259727Jy sigma=0.001919 ! Fit after self-cal, rms=0.259649Jy sigma=0.001917 ! Inverting map ! Your choice of large map pixels excluded 5.06% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Added new window around map position (-1.2, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0392601 Jy ! Component: 100 - total flux cleaned = 0.0527785 Jy ! Total flux subtracted in 100 components = 0.0527785 Jy ! Clean residual min=-0.022930 max=0.029304 Jy/beam ! Clean residual mean=-0.000056 rms=0.005742 Jy/beam ! Combined flux in latest and established models = 1.72388 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 1.72388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255059Jy sigma=0.001800 ! Fit after self-cal, rms=0.254787Jy sigma=0.001797 ! Inverting map ! Your choice of large map pixels excluded 5.06% 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 5.06% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.7084 mas, bmaj=1.157 mas, bpa=10.9 degrees ! Estimated noise=884.051 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 = 0.0230396 Jy ! Component: 100 - total flux cleaned = 0.0298703 Jy ! Component: 150 - total flux cleaned = 0.0323082 Jy ! Component: 200 - total flux cleaned = 0.0331139 Jy ! Total flux subtracted in 200 components = 0.0331139 Jy ! Clean residual min=-0.017307 max=0.027254 Jy/beam ! Clean residual mean=-0.000621 rms=0.005512 Jy/beam ! Combined flux in latest and established models = 1.757 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 1.757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253598Jy sigma=0.001756 ! Fit after self-cal, rms=0.253465Jy sigma=0.001754 ! Inverting map ! Your choice of large map pixels excluded 5.06% 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 156 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 FT 1.00* HH 1.03 ! HN 1.01 KK 1.00* KP 1.02 MC 1.00 ! MK 1.00* NL 1.01 NY 1.00* OV 1.00* ! PT 0.99 SC 0.95 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 FT 1.00* HH 1.01 ! HN 0.98 KK 1.00* KP 1.00 MC 1.00* ! MK 1.00* NL 0.99 NY 1.00* OV 0.96 ! PT 0.97 SC 0.94 SH 1.00* TS 1.00* ! WF 0.95 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 1.00 MC 1.00* ! MK 0.99 NL 0.97 NY 1.00* OV 0.97 ! PT 0.97 SC 0.98 SH 1.00* TS 1.00* ! WF 1.68 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 FD 1.02 FT 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 1.01 MC 1.00* ! MK 0.99 NL 1.22 NY 1.00* OV 0.98 ! PT 0.99 SC 1.00* SH 0.97 TS 1.04 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 156 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 FT 1.00* HH 1.02 ! HN 1.03 KK 1.00* KP 1.00 MC 0.99 ! MK 1.00* NL 1.04 NY 1.00* OV 1.00* ! PT 1.00 SC 0.97 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 FT 1.00* HH 1.03 ! HN 1.02 KK 1.00* KP 0.97 MC 1.00* ! MK 1.00* NL 1.02 NY 1.00* OV 0.99 ! PT 0.99 SC 0.96 SH 1.00* TS 1.00* ! WF 0.92 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.96 FT 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.98 MC 1.00* ! MK 0.96 NL 1.02 NY 1.00* OV 0.99 ! PT 0.99 SC 1.04 SH 1.00* TS 1.00* ! WF 1.60 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.01 FD 0.97 FT 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 1.00 MC 1.00* ! MK 0.97 NL 1.27 NY 1.00* OV 0.99 ! PT 1.01 SC 1.00* SH 1.00 TS 1.07 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 156 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 FT 1.00* HH 1.06 ! HN 1.01 KK 1.00* KP 1.00 MC 0.98 ! MK 1.00* NL 1.00 NY 1.00* OV 1.00* ! PT 0.98 SC 0.97 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 FT 1.00* HH 1.03 ! HN 0.99 KK 1.00* KP 0.97 MC 1.00* ! MK 1.00* NL 0.96 NY 1.00* OV 0.97 ! PT 0.97 SC 0.97 SH 1.00* TS 1.00* ! WF 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 0.98 MC 1.00* ! MK 0.94 NL 0.96 NY 1.00* OV 0.97 ! PT 0.96 SC 1.01 SH 1.00* TS 1.00* ! WF 1.65 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 1.03 KP 1.00 MC 1.00* ! MK 0.94 NL 1.19 NY 1.00* OV 0.99 ! PT 0.98 SC 1.00* SH 1.06 TS 1.05 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 156 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 FT 1.00* HH 0.98 ! HN 1.02 KK 1.00* KP 0.97 MC 0.96 ! MK 1.00* NL 1.00 NY 1.00* OV 1.00* ! PT 1.00 SC 0.98 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 FT 1.00* HH 0.97 ! HN 1.00 KK 1.00* KP 0.94 MC 1.00* ! MK 1.00* NL 0.99 NY 1.00* OV 1.01 ! PT 0.98 SC 0.96 SH 1.00* TS 1.00* ! WF 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.01 FT 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 0.95 MC 1.00* ! MK 0.99 NL 0.98 NY 1.00* OV 1.01 ! PT 0.98 SC 1.03 SH 1.00* TS 1.00* ! WF 1.61 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.04 FD 1.01 FT 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 0.96 MC 1.00* ! MK 1.02 NL 1.25 NY 1.00* OV 1.02 ! PT 0.99 SC 1.00* SH 1.00 TS 1.03 ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.253465Jy sigma=0.001754 ! Fit after self-cal, rms=0.204870Jy sigma=0.001361 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.7171 mas, bmaj=1.654 mas, bpa=7.339 degrees ! Estimated noise=902.51 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 = -0.00577433 Jy ! Component: 100 - total flux cleaned = -0.00674048 Jy ! Component: 150 - total flux cleaned = -0.00716484 Jy ! Component: 200 - total flux cleaned = -0.00716991 Jy ! Total flux subtracted in 200 components = -0.00716991 Jy ! Clean residual min=-0.009321 max=0.010130 Jy/beam ! Clean residual mean=0.000129 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 1.74983 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 1.74983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204168Jy sigma=0.001354 ! Fit after self-cal, rms=0.204311Jy sigma=0.001353 ! Inverting map ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Added new window around map position (0.4, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00516454 Jy ! Component: 100 - total flux cleaned = 0.00419148 Jy ! Component: 150 - total flux cleaned = 0.00398755 Jy ! Component: 200 - total flux cleaned = 0.00363099 Jy ! Total flux subtracted in 200 components = 0.00363099 Jy ! Clean residual min=-0.008498 max=0.006442 Jy/beam ! Clean residual mean=0.000123 rms=0.001670 Jy/beam ! Combined flux in latest and established models = 1.75346 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 1.75346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203672Jy sigma=0.001346 ! Fit after self-cal, rms=0.203610Jy sigma=0.001345 ! Inverting map ! Your choice of large map pixels excluded 4.86% 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=0.203610Jy sigma=0.001345 ! Fit after self-cal, rms=0.204571Jy sigma=0.001338 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.7186 mas, bmaj=1.652 mas, bpa=7.445 degrees ! Estimated noise=903.285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107865 Jy ! Component: 100 - total flux cleaned = -0.00153703 Jy ! Component: 150 - total flux cleaned = -0.00173674 Jy ! Component: 200 - total flux cleaned = -0.00173569 Jy ! Total flux subtracted in 200 components = -0.00173569 Jy ! Clean residual min=-0.007235 max=0.005725 Jy/beam ! Clean residual mean=0.000082 rms=0.001491 Jy/beam ! Combined flux in latest and established models = 1.75172 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 49 components and 1.75172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203981Jy sigma=0.001333 ! Fit after self-cal, rms=0.203962Jy sigma=0.001333 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.86% 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 = -0.000526978 Jy ! Component: 100 - total flux cleaned = -0.000979797 Jy ! Component: 150 - total flux cleaned = -0.00097831 Jy ! Component: 200 - total flux cleaned = -0.00110908 Jy ! Total flux subtracted in 200 components = -0.00110908 Jy ! Clean residual min=-0.006572 max=0.005558 Jy/beam ! Clean residual mean=0.000082 rms=0.001456 Jy/beam ! Combined flux in latest and established models = 1.75061 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 1.75061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203680Jy sigma=0.001331 ! Fit after self-cal, rms=0.203659Jy sigma=0.001331 ! Inverting map ! Your choice of large map pixels excluded 4.86% 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=0.203659Jy sigma=0.001331 ! Fit after self-cal, rms=0.203551Jy sigma=0.001324 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.7197 mas, bmaj=1.649 mas, bpa=7.561 degrees ! Estimated noise=902.876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00218358 Jy ! Component: 100 - total flux cleaned = -0.00252977 Jy ! Component: 150 - total flux cleaned = -0.00282728 Jy ! Component: 200 - total flux cleaned = -0.00282084 Jy ! Total flux subtracted in 200 components = -0.00282084 Jy ! Clean residual min=-0.005523 max=0.005489 Jy/beam ! Clean residual mean=0.000047 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 1.74779 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 1.74779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203182Jy sigma=0.001321 ! Fit after self-cal, rms=0.203169Jy sigma=0.001321 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.86% 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 = 2.19155e-05 Jy ! Component: 100 - total flux cleaned = 2.53689e-05 Jy ! Component: 150 - total flux cleaned = 2.3578e-05 Jy ! Component: 200 - total flux cleaned = -7.73925e-05 Jy ! Total flux subtracted in 200 components = -7.73925e-05 Jy ! Clean residual min=-0.005227 max=0.005351 Jy/beam ! Clean residual mean=0.000047 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 1.74772 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 1.74772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202978Jy sigma=0.001320 ! Fit after self-cal, rms=0.202966Jy sigma=0.001320 ! Inverting map ! Your choice of large map pixels excluded 4.86% 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=0.202966Jy sigma=0.001320 ! Fit after self-cal, rms=0.203112Jy sigma=0.001318 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=2.165 mas, bmaj=3.868 mas, bpa=6.942 degrees ! Estimated noise=1103.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00196474 Jy ! Component: 100 - total flux cleaned = -0.00207506 Jy ! Component: 150 - total flux cleaned = -0.00211935 Jy ! Component: 200 - total flux cleaned = -0.00215754 Jy ! Total flux subtracted in 200 components = -0.00215754 Jy ! Clean residual min=-0.005122 max=0.004617 Jy/beam ! Clean residual mean=0.000060 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 1.74556 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 68 components and 1.74556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203060Jy sigma=0.001318 ! Fit after self-cal, rms=0.203056Jy sigma=0.001318 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.86% 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 = -6.16895e-05 Jy ! Component: 100 - total flux cleaned = -0.00023855 Jy ! Component: 150 - total flux cleaned = -0.000349212 Jy ! Component: 200 - total flux cleaned = -0.000380701 Jy ! Total flux subtracted in 200 components = -0.000380701 Jy ! Clean residual min=-0.005193 max=0.004623 Jy/beam ! Clean residual mean=0.000062 rms=0.001512 Jy/beam ! Combined flux in latest and established models = 1.74518 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 1.74518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203017Jy sigma=0.001317 ! Fit after self-cal, rms=0.203014Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 4.86% 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 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.7207 mas, bmaj=1.648 mas, bpa=7.634 degrees ! Estimated noise=902.788 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7207 x 1.648 at 7.634 degrees (North through East) ! Clean map min=-0.0042778 max=1.5868 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=0.203014Jy sigma=0.001317 ! Fit after self-cal, rms=0.192931Jy sigma=0.001191 ! Inverting map and beam ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.721 mas, bmaj=1.649 mas, bpa=7.617 degrees ! Estimated noise=902.025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0021651 Jy ! Component: 100 - total flux cleaned = -0.00216917 Jy ! Component: 150 - total flux cleaned = -0.00216901 Jy ! Component: 200 - total flux cleaned = -0.00226708 Jy ! Total flux subtracted in 200 components = -0.00226708 Jy ! Clean residual min=-0.004633 max=0.004844 Jy/beam ! Clean residual mean=0.000000 rms=0.001187 Jy/beam ! Combined flux in latest and established models = 1.74291 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 75 components and 1.74291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192691Jy sigma=0.001189 ! Fit after self-cal, rms=0.192687Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 4.86% 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 = -8.22553e-05 Jy ! Component: 100 - total flux cleaned = -0.000257927 Jy ! Component: 150 - total flux cleaned = -0.00042858 Jy ! Component: 200 - total flux cleaned = -0.0005896 Jy ! Total flux subtracted in 200 components = -0.0005896 Jy ! Clean residual min=-0.004539 max=0.004767 Jy/beam ! Clean residual mean=0.000002 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 1.74232 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 1.74232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192557Jy sigma=0.001189 ! Fit after self-cal, rms=0.192553Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 4.86% 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=0.192553Jy sigma=0.001189 ! Fit after self-cal, rms=0.192626Jy sigma=0.001188 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 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.5561 mas, bmaj=1.318 mas, bpa=8.75 degrees ! Estimated noise=1236.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.23226 Jy ! Component: 100 - total flux cleaned = 1.52004 Jy ! Component: 150 - total flux cleaned = 1.62136 Jy ! Component: 200 - total flux cleaned = 1.67038 Jy ! Total flux subtracted in 200 components = 1.67038 Jy ! Clean residual min=-0.010610 max=0.023642 Jy/beam ! Clean residual mean=-0.000053 rms=0.002827 Jy/beam ! Combined flux in latest and established models = 1.67038 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.67038 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.7217 mas, bmaj=1.649 mas, bpa=7.656 degrees ! Estimated noise=901.865 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 = 0.0346984 Jy ! Component: 100 - total flux cleaned = 0.0523671 Jy ! Component: 150 - total flux cleaned = 0.062567 Jy ! Component: 200 - total flux cleaned = 0.0688166 Jy ! Total flux subtracted in 200 components = 0.0688166 Jy ! Clean residual min=-0.005171 max=0.004877 Jy/beam ! Clean residual mean=-0.000004 rms=0.001273 Jy/beam ! Combined flux in latest and established models = 1.73919 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 1.73919 Jy ! Inverting map ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.6585 mas, bmaj=1.429 mas, bpa=10.94 degrees ! Estimated noise=1382.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291405 Jy ! Component: 100 - total flux cleaned = 0.00275084 Jy ! Component: 150 - total flux cleaned = 0.00274943 Jy ! Component: 200 - total flux cleaned = 0.00274395 Jy ! Total flux subtracted in 200 components = 0.00274395 Jy ! Clean residual min=-0.006440 max=0.006339 Jy/beam ! Clean residual mean=-0.000009 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 1.74194 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.43073e-06 Jy ! Component: 100 - total flux cleaned = -0.000127872 Jy ! Component: 150 - total flux cleaned = -0.000126754 Jy ! Component: 200 - total flux cleaned = -0.000125476 Jy ! Total flux subtracted in 200 components = -0.000125476 Jy ! Clean residual min=-0.006329 max=0.006296 Jy/beam ! Clean residual mean=-0.000007 rms=0.001654 Jy/beam ! Combined flux in latest and established models = 1.74181 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 52 components and 1.74181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192210Jy sigma=0.001191 ! Fit after self-cal, rms=0.192046Jy sigma=0.001189 wmodel J1127-1857_X_2011_06_28_pus_map.mod ! Writing 52 model components to file: J1127-1857_X_2011_06_28_pus_map.mod wobs J1127-1857_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1127-1857_X_2011_06_28_pus_uvs.fits wwins J1127-1857_X_2011_06_28_pus_map.win ! wwins: Wrote 3 windows to J1127-1857_X_2011_06_28_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 4.86% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000828276 Jy ! Component: 100 - total flux cleaned = -0.00127625 Jy ! Component: 150 - total flux cleaned = -0.00149131 Jy ! Component: 200 - total flux cleaned = -0.00127959 Jy ! Component: 250 - total flux cleaned = -0.00127911 Jy ! Component: 300 - total flux cleaned = -0.00127964 Jy ! Component: 350 - total flux cleaned = -0.00147828 Jy ! Component: 400 - total flux cleaned = -0.00205672 Jy ! Component: 450 - total flux cleaned = -0.00233948 Jy ! Component: 500 - total flux cleaned = -0.00243185 Jy ! Component: 550 - total flux cleaned = -0.00233939 Jy ! Component: 600 - total flux cleaned = -0.00243061 Jy ! Component: 650 - total flux cleaned = -0.00243011 Jy ! Component: 700 - total flux cleaned = -0.00207828 Jy ! Component: 750 - total flux cleaned = -0.00190517 Jy ! Component: 800 - total flux cleaned = -0.00181897 Jy ! Component: 850 - total flux cleaned = -0.00147996 Jy ! Component: 900 - total flux cleaned = -0.00131333 Jy ! Component: 950 - total flux cleaned = -0.00122995 Jy ! Component: 1000 - total flux cleaned = -0.00114796 Jy ! Component: 1050 - total flux cleaned = -0.000987222 Jy ! Component: 1100 - total flux cleaned = -0.00122756 Jy ! Component: 1150 - total flux cleaned = -0.00114802 Jy ! Component: 1200 - total flux cleaned = -0.00107031 Jy ! Component: 1250 - total flux cleaned = -0.0010711 Jy ! Component: 1300 - total flux cleaned = -0.00122481 Jy ! Component: 1350 - total flux cleaned = -0.000996997 Jy ! Component: 1400 - total flux cleaned = -0.00114786 Jy ! Component: 1450 - total flux cleaned = -0.00114769 Jy ! Component: 1500 - total flux cleaned = -0.00107341 Jy ! Component: 1550 - total flux cleaned = -0.00114674 Jy ! Component: 1600 - total flux cleaned = -0.00114711 Jy ! Component: 1650 - total flux cleaned = -0.00121904 Jy ! Component: 1700 - total flux cleaned = -0.00121874 Jy ! Component: 1750 - total flux cleaned = -0.00121821 Jy ! Component: 1800 - total flux cleaned = -0.00114862 Jy ! Component: 1850 - total flux cleaned = -0.00100954 Jy ! Component: 1900 - total flux cleaned = -0.00107926 Jy ! Component: 1950 - total flux cleaned = -0.0010794 Jy ! Component: 2000 - total flux cleaned = -0.00114759 Jy ! Total flux subtracted in 2048 components = -0.00101277 Jy ! Clean residual min=-0.003768 max=0.003550 Jy/beam ! Clean residual mean=0.000002 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 1.7408 Jy keep ! Adding 153 model components to the UV plane model. ! The established model now contains 205 components and 1.7408 Jy ![Exited script file: muppet] wmap "J1127-1857_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.86% 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: 0.6585 x 1.429 at 10.94 degrees (North through East) ! Clean map min=-0.0053141 max=1.5616 Jy/beam ! Writing clean map to FITS file: J1127-1857_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.56162 invert ! Inverting map ! Your choice of large map pixels excluded 4.86% 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 0.00119152 device "J1127-1857_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.228902 0.228902 0.457803 0.915606 1.83121 3.66242 7.32485 14.6497 29.2994 58.5988 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0035 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.561 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6585 x 1.429 at 10.94 degrees (North through East) ! Clean map min=-0.0053141 max=1.5616 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_X_2011_06_28_pus_map.gif/vgif' mapplot cln