! Started logfile: J0927-2034_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:01:00 2012 obs J0927-2034_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J0927-2034_X_2011_06_28_pus_uva.fits ! AN table 1: 137 integrations on 153 of 153 possible baselines. ! AN table 2: 81 integrations on 153 of 153 possible baselines. ! AN table 3: 52 integrations on 153 of 153 possible baselines. ! AN table 4: 55 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0900352 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0927-2034 ! ! 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 17908 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 J0927-2034_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 1518 telescope corrections were flagged in sub-array 1. ! A total of 1233 telescope corrections were flagged in sub-array 2. ! A total of 637 telescope corrections were flagged in sub-array 3. ! A total of 877 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1518 telescope corrections were flagged in sub-array 1. ! A total of 1233 telescope corrections were flagged in sub-array 2. ! A total of 637 telescope corrections were flagged in sub-array 3. ! A total of 877 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1518 telescope corrections were flagged in sub-array 1. ! A total of 1233 telescope corrections were flagged in sub-array 2. ! A total of 637 telescope corrections were flagged in sub-array 3. ! A total of 877 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1518 telescope corrections were flagged in sub-array 1. ! A total of 1233 telescope corrections were flagged in sub-array 2. ! A total of 637 telescope corrections were flagged in sub-array 3. ! A total of 877 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.606287Jy sigma=0.004333 ! Fit after self-cal, rms=0.381747Jy sigma=0.003066 ! 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 3.72% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.5944 mas, bmaj=1.095 mas, bpa=-2.057 degrees ! Estimated noise=1119.96 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 = 0.837414 Jy ! Component: 100 - total flux cleaned = 1.08281 Jy ! Total flux subtracted in 100 components = 1.08281 Jy ! Clean residual min=-0.031910 max=0.114738 Jy/beam ! Clean residual mean=0.000501 rms=0.010429 Jy/beam ! Combined flux in latest and established models = 1.08281 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.08281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291545Jy sigma=0.002413 ! Fit after self-cal, rms=0.291358Jy sigma=0.002411 ! Inverting map ! Your choice of large map pixels excluded 3.72% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Added new window around map position (-0.4, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.117393 Jy ! Component: 100 - total flux cleaned = 0.180657 Jy ! Total flux subtracted in 100 components = 0.180657 Jy ! Clean residual min=-0.028713 max=0.050775 Jy/beam ! Clean residual mean=0.000085 rms=0.006437 Jy/beam ! Combined flux in latest and established models = 1.26347 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 1.26347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249049Jy sigma=0.001797 ! Fit after self-cal, rms=0.248372Jy sigma=0.001791 ! Inverting map ! Your choice of large map pixels excluded 3.72% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Added new window around map position (0.2, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0470046 Jy ! Component: 100 - total flux cleaned = 0.076118 Jy ! Total flux subtracted in 100 components = 0.076118 Jy ! Clean residual min=-0.025163 max=0.023685 Jy/beam ! Clean residual mean=-0.000094 rms=0.005374 Jy/beam ! Combined flux in latest and established models = 1.33958 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 1.33958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240994Jy sigma=0.001658 ! Fit after self-cal, rms=0.240924Jy sigma=0.001657 ! Inverting map ! Your choice of large map pixels excluded 3.72% of the data. ! The x-axis pixel size should ideally be below 0.1668 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 3.72% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.6677 mas, bmaj=1.094 mas, bpa=6.83 degrees ! Estimated noise=679.871 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 = 0.0194516 Jy ! Component: 100 - total flux cleaned = 0.0213579 Jy ! Component: 150 - total flux cleaned = 0.0230286 Jy ! Component: 200 - total flux cleaned = 0.0240107 Jy ! Total flux subtracted in 200 components = 0.0240107 Jy ! Clean residual min=-0.032803 max=0.032720 Jy/beam ! Clean residual mean=-0.001033 rms=0.008469 Jy/beam ! Combined flux in latest and established models = 1.3636 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 1.3636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237465Jy sigma=0.001621 ! Fit after self-cal, rms=0.237343Jy sigma=0.001621 ! Inverting map ! Your choice of large map pixels excluded 3.72% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 FT 1.00* HH 1.13 ! HN 1.02 KK 1.28 KP 0.97 MC 1.03 ! MK 1.01 NL 1.06 NY 1.00* OV 0.95 ! PT 0.94 SC 0.97 SH 1.00* TS 1.00* ! WF 0.98 WZ 1.02 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.02 FT 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 1.00 MC 1.00* ! MK 0.97 NL 1.12 NY 1.00* OV 0.97 ! PT 0.99 SC 1.00* SH 1.00* TS 1.15 ! WF 1.00* WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* FT 1.00* HH 1.01 ! HN 1.00* KK 1.00* KP 1.00* MC 1.06 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* SH 1.08 TS 1.00* ! WF 1.00* WZ 1.01 ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 FT 1.00* HH 1.15 ! HN 1.05 KK 1.23 KP 0.95 MC 1.05 ! MK 1.00 NL 1.10 NY 1.00* OV 0.98 ! PT 0.96 SC 1.00 SH 1.00* TS 1.00* ! WF 0.94 WZ 1.02 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 0.93 KP 0.98 MC 1.00* ! MK 0.95 NL 1.12 NY 1.00* OV 1.00 ! PT 1.02 SC 1.00* SH 1.00* TS 1.19 ! WF 1.00* WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* FT 1.00* HH 1.02 ! HN 1.00* KK 1.00* KP 1.00* MC 1.04 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* SH 1.09 TS 1.00* ! WF 1.00* WZ 1.04 ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 FT 1.00* HH 1.25 ! HN 1.03 KK 1.41 KP 0.95 MC 1.04 ! MK 0.99 NL 1.04 NY 1.00* OV 0.96 ! PT 0.93 SC 1.01 SH 1.00* TS 1.00* ! WF 1.02 WZ 1.02 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 FT 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.99 MC 1.00* ! MK 0.93 NL 1.08 NY 1.00* OV 0.97 ! PT 0.98 SC 1.00* SH 1.00* TS 1.17 ! WF 1.00* WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* FT 1.00* HH 0.98 ! HN 1.00* KK 1.00* KP 1.00* MC 0.99 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* SH 1.14 TS 1.00* ! WF 1.00* WZ 1.05 ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 FT 1.00* HH 1.16 ! HN 1.03 KK 1.34 KP 0.93 MC 1.04 ! MK 1.02 NL 1.07 NY 1.00* OV 1.00 ! PT 0.95 SC 1.01 SH 1.00* TS 1.00* ! WF 1.00 WZ 1.08 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.03 FT 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.96 MC 1.00* ! MK 0.98 NL 1.11 NY 1.00* OV 1.02 ! PT 1.00 SC 1.00* SH 1.00* TS 1.13 ! WF 1.00* WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* FT 1.00* HH 0.88 ! HN 1.00* KK 1.00* KP 1.00* MC 1.14 ! MK 1.00* NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* SH 1.14 TS 1.00* ! WF 1.00* WZ 0.98 ! ! ! Fit before self-cal, rms=0.237343Jy sigma=0.001621 ! Fit after self-cal, rms=0.231195Jy sigma=0.001477 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.6716 mas, bmaj=1.307 mas, bpa=3.471 degrees ! Estimated noise=706.167 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 = -0.0157626 Jy ! Component: 100 - total flux cleaned = -0.0175952 Jy ! Component: 150 - total flux cleaned = -0.0178791 Jy ! Component: 200 - total flux cleaned = -0.0178887 Jy ! Total flux subtracted in 200 components = -0.0178887 Jy ! Clean residual min=-0.020504 max=0.027543 Jy/beam ! Clean residual mean=-0.000227 rms=0.006568 Jy/beam ! Combined flux in latest and established models = 1.34571 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 1.34571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229060Jy sigma=0.001471 ! Fit after self-cal, rms=0.229081Jy sigma=0.001470 ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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=0.229081Jy sigma=0.001470 ! Fit after self-cal, rms=0.221132Jy sigma=0.001343 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.676 mas, bmaj=1.306 mas, bpa=3.546 degrees ! Estimated noise=708.196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00752225 Jy ! Component: 100 - total flux cleaned = -0.00753774 Jy ! Component: 150 - total flux cleaned = -0.00812292 Jy ! Component: 200 - total flux cleaned = -0.00846175 Jy ! Total flux subtracted in 200 components = -0.00846175 Jy ! Clean residual min=-0.007053 max=0.007576 Jy/beam ! Clean residual mean=-0.000218 rms=0.001687 Jy/beam ! Combined flux in latest and established models = 1.33724 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 1.33724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220333Jy sigma=0.001340 ! Fit after self-cal, rms=0.220428Jy sigma=0.001339 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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 (-0.6, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00598549 Jy ! Component: 100 - total flux cleaned = 0.00780683 Jy ! Component: 150 - total flux cleaned = 0.0086386 Jy ! Component: 200 - total flux cleaned = 0.00878878 Jy ! Total flux subtracted in 200 components = 0.00878878 Jy ! Clean residual min=-0.006866 max=0.005795 Jy/beam ! Clean residual mean=-0.000364 rms=0.001468 Jy/beam ! Combined flux in latest and established models = 1.34603 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 1.34603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219996Jy sigma=0.001336 ! Fit after self-cal, rms=0.219958Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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=0.219958Jy sigma=0.001336 ! Fit after self-cal, rms=0.219970Jy sigma=0.001322 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.6766 mas, bmaj=1.31 mas, bpa=3.37 degrees ! Estimated noise=708.803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00177536 Jy ! Component: 100 - total flux cleaned = -0.00147188 Jy ! Component: 150 - total flux cleaned = -0.00119849 Jy ! Component: 200 - total flux cleaned = -0.00107417 Jy ! Total flux subtracted in 200 components = -0.00107417 Jy ! Clean residual min=-0.005042 max=0.004491 Jy/beam ! Clean residual mean=-0.000120 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 1.34496 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 1.34496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219724Jy sigma=0.001321 ! Fit after self-cal, rms=0.219723Jy sigma=0.001321 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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 = 0.000484913 Jy ! Component: 100 - total flux cleaned = 0.000488929 Jy ! Component: 150 - total flux cleaned = 0.000386261 Jy ! Component: 200 - total flux cleaned = 0.000193699 Jy ! Total flux subtracted in 200 components = 0.000193699 Jy ! Clean residual min=-0.004992 max=0.004364 Jy/beam ! Clean residual mean=-0.000124 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.34515 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 1.34515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219608Jy sigma=0.001320 ! Fit after self-cal, rms=0.219599Jy sigma=0.001320 ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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=0.219599Jy sigma=0.001320 ! Fit after self-cal, rms=0.220462Jy sigma=0.001320 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=2.247 mas, bmaj=3.541 mas, bpa=-3.52 degrees ! Estimated noise=902.507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00113213 Jy ! Component: 100 - total flux cleaned = -0.000536757 Jy ! Component: 150 - total flux cleaned = -9.91276e-05 Jy ! Component: 200 - total flux cleaned = -9.84071e-07 Jy ! Total flux subtracted in 200 components = -9.84071e-07 Jy ! Clean residual min=-0.004895 max=0.004048 Jy/beam ! Clean residual mean=-0.000161 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 1.34515 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 1.34515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220443Jy sigma=0.001319 ! Fit after self-cal, rms=0.220450Jy sigma=0.001319 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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 = -0.000348904 Jy ! Component: 100 - total flux cleaned = -0.000304518 Jy ! Component: 150 - total flux cleaned = -7.09457e-05 Jy ! Component: 200 - total flux cleaned = -9.33044e-06 Jy ! Total flux subtracted in 200 components = -9.33044e-06 Jy ! Clean residual min=-0.004862 max=0.004117 Jy/beam ! Clean residual mean=-0.000160 rms=0.001340 Jy/beam ! Combined flux in latest and established models = 1.34514 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 71 components and 1.34514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220460Jy sigma=0.001319 ! Fit after self-cal, rms=0.220459Jy sigma=0.001319 ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.6774 mas, bmaj=1.315 mas, bpa=3.226 degrees ! Estimated noise=709.74 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6774 x 1.315 at 3.226 degrees (North through East) ! Clean map min=-0.0047044 max=0.99333 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=0.220459Jy sigma=0.001319 ! Fit after self-cal, rms=0.208145Jy sigma=0.001181 ! Inverting map and beam ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.6773 mas, bmaj=1.313 mas, bpa=3.264 degrees ! Estimated noise=709.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00142984 Jy ! Component: 100 - total flux cleaned = -0.00175886 Jy ! Component: 150 - total flux cleaned = -0.0020619 Jy ! Component: 200 - total flux cleaned = -0.00225005 Jy ! Total flux subtracted in 200 components = -0.00225005 Jy ! Clean residual min=-0.005151 max=0.004444 Jy/beam ! Clean residual mean=-0.000004 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.34289 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 74 components and 1.34289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208009Jy sigma=0.001180 ! Fit after self-cal, rms=0.207997Jy sigma=0.001180 ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000324327 Jy ! Component: 100 - total flux cleaned = -0.000237397 Jy ! Component: 150 - total flux cleaned = -0.000319934 Jy ! Component: 200 - total flux cleaned = -0.00032046 Jy ! Total flux subtracted in 200 components = -0.00032046 Jy ! Clean residual min=-0.004984 max=0.004396 Jy/beam ! Clean residual mean=0.000002 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 1.34257 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 1.34257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207912Jy sigma=0.001180 ! Fit after self-cal, rms=0.207902Jy sigma=0.001180 ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207902Jy sigma=0.001180 ! Fit after self-cal, rms=0.208549Jy sigma=0.001179 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 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.6111 mas, bmaj=1.384 mas, bpa=-2.79 degrees ! Estimated noise=1135.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.858254 Jy ! Component: 100 - total flux cleaned = 1.0929 Jy ! Component: 150 - total flux cleaned = 1.19288 Jy ! Component: 200 - total flux cleaned = 1.24577 Jy ! Total flux subtracted in 200 components = 1.24577 Jy ! Clean residual min=-0.011451 max=0.027745 Jy/beam ! Clean residual mean=0.000209 rms=0.003312 Jy/beam ! Combined flux in latest and established models = 1.24577 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 1.24577 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.678 mas, bmaj=1.317 mas, bpa=3.158 degrees ! Estimated noise=710.062 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 = 0.0426647 Jy ! Component: 100 - total flux cleaned = 0.0663811 Jy ! Component: 150 - total flux cleaned = 0.080236 Jy ! Component: 200 - total flux cleaned = 0.0891626 Jy ! Total flux subtracted in 200 components = 0.0891626 Jy ! Clean residual min=-0.008300 max=0.007706 Jy/beam ! Clean residual mean=0.000144 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 1.33493 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 1.33493 Jy ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 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 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! Estimated beam: bmin=0.5993 mas, bmaj=1.093 mas, bpa=8.516 degrees ! Estimated noise=942.925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.001014 Jy ! Component: 100 - total flux cleaned = -0.000248783 Jy ! Component: 150 - total flux cleaned = 0.000443535 Jy ! Component: 200 - total flux cleaned = 0.00107738 Jy ! Total flux subtracted in 200 components = 0.00107738 Jy ! Clean residual min=-0.009381 max=0.007379 Jy/beam ! Clean residual mean=0.000146 rms=0.002019 Jy/beam ! Combined flux in latest and established models = 1.33601 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000861508 Jy ! Component: 100 - total flux cleaned = 0.00112613 Jy ! Component: 150 - total flux cleaned = 0.00188352 Jy ! Component: 200 - total flux cleaned = 0.00211518 Jy ! Total flux subtracted in 200 components = 0.00211518 Jy ! Clean residual min=-0.008435 max=0.006117 Jy/beam ! Clean residual mean=0.000088 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 1.33812 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 1.33812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209815Jy sigma=0.001188 ! Fit after self-cal, rms=0.209660Jy sigma=0.001187 wmodel J0927-2034_X_2011_06_28_pus_map.mod ! Writing 36 model components to file: J0927-2034_X_2011_06_28_pus_map.mod wobs J0927-2034_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J0927-2034_X_2011_06_28_pus_uvs.fits wwins J0927-2034_X_2011_06_28_pus_map.win ! wwins: Wrote 4 windows to J0927-2034_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 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00354489 Jy ! Component: 100 - total flux cleaned = -0.00474643 Jy ! Component: 150 - total flux cleaned = -0.00530063 Jy ! Component: 200 - total flux cleaned = -0.00540702 Jy ! Component: 250 - total flux cleaned = -0.00500661 Jy ! Component: 300 - total flux cleaned = -0.00452292 Jy ! Component: 350 - total flux cleaned = -0.00396253 Jy ! Component: 400 - total flux cleaned = -0.00360195 Jy ! Component: 450 - total flux cleaned = -0.00325007 Jy ! Component: 500 - total flux cleaned = -0.00282266 Jy ! Component: 550 - total flux cleaned = -0.00248863 Jy ! Component: 600 - total flux cleaned = -0.00208133 Jy ! Component: 650 - total flux cleaned = -0.00168392 Jy ! Component: 700 - total flux cleaned = -0.00145019 Jy ! Component: 750 - total flux cleaned = -0.00122155 Jy ! Component: 800 - total flux cleaned = -0.000923766 Jy ! Component: 850 - total flux cleaned = -0.00070507 Jy ! Component: 900 - total flux cleaned = -0.000490335 Jy ! Component: 950 - total flux cleaned = -0.000349263 Jy ! Component: 1000 - total flux cleaned = -0.000141284 Jy ! Component: 1050 - total flux cleaned = -4.65081e-06 Jy ! Component: 1100 - total flux cleaned = 0.000195607 Jy ! Component: 1150 - total flux cleaned = 0.000195847 Jy ! Component: 1200 - total flux cleaned = 0.000196234 Jy ! Component: 1250 - total flux cleaned = 0.000260539 Jy ! Component: 1300 - total flux cleaned = 0.000260857 Jy ! Component: 1350 - total flux cleaned = 0.000323037 Jy ! Component: 1400 - total flux cleaned = 0.000323017 Jy ! Component: 1450 - total flux cleaned = 0.000443166 Jy ! Component: 1500 - total flux cleaned = 0.000323669 Jy ! Component: 1550 - total flux cleaned = 0.000383106 Jy ! Component: 1600 - total flux cleaned = 0.000441209 Jy ! Component: 1650 - total flux cleaned = 0.000499125 Jy ! Component: 1700 - total flux cleaned = 0.000555249 Jy ! Component: 1750 - total flux cleaned = 0.000555075 Jy ! Component: 1800 - total flux cleaned = 0.000665751 Jy ! Component: 1850 - total flux cleaned = 0.000720269 Jy ! Component: 1900 - total flux cleaned = 0.000774175 Jy ! Component: 1950 - total flux cleaned = 0.000827562 Jy ! Component: 2000 - total flux cleaned = 0.000827612 Jy ! Total flux subtracted in 2048 components = 0.000932694 Jy ! Clean residual min=-0.003061 max=0.002673 Jy/beam ! Clean residual mean=0.000075 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 1.33906 Jy keep ! Adding 171 model components to the UV plane model. ! The established model now contains 205 components and 1.33906 Jy ![Exited script file: muppet] wmap "J0927-2034_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5993 x 1.093 at 8.516 degrees (North through East) ! Clean map min=-0.0087749 max=0.94814 Jy/beam ! Writing clean map to FITS file: J0927-2034_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 0.948142 invert ! Inverting map ! Your choice of large map pixels excluded 3.82% of the data. ! The x-axis pixel size should ideally be below 0.1668 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000942353 device "J0927-2034_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J0927-2034_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.298168 0.298168 0.596337 1.19267 2.38535 4.77069 9.54139 19.0828 38.1655 76.3311 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.948 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5993 x 1.093 at 8.516 degrees (North through East) ! Clean map min=-0.0087749 max=0.94814 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0927-2034_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J0927-2034_X_2011_06_28_pus_map.gif/vgif' mapplot cln