! Started logfile: J1407+2827_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:23:22 2010 obs J1407+2827_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1407+2827_X_2007_12_05_pus_uva.fits ! AN table 1: 383 integrations on 136 of 136 possible baselines. ! AN table 2: 158 integrations on 136 of 136 possible baselines. ! AN table 3: 84 integrations on 136 of 136 possible baselines. ! AN table 4: 17 integrations on 136 of 136 possible baselines. ! AN table 5: 31 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.10057 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1407+2827 ! ! 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 1501 lines of history. ! ! Reading 36820 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 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 4263 telescope corrections were flagged in sub-array 1. ! A total of 1728 telescope corrections were flagged in sub-array 2. ! A total of 1261 telescope corrections were flagged in sub-array 3. ! A total of 173 telescope corrections were flagged in sub-array 4. ! A total of 476 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 4263 telescope corrections were flagged in sub-array 1. ! A total of 1728 telescope corrections were flagged in sub-array 2. ! A total of 1261 telescope corrections were flagged in sub-array 3. ! A total of 173 telescope corrections were flagged in sub-array 4. ! A total of 476 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 4263 telescope corrections were flagged in sub-array 1. ! A total of 1728 telescope corrections were flagged in sub-array 2. ! A total of 1261 telescope corrections were flagged in sub-array 3. ! A total of 173 telescope corrections were flagged in sub-array 4. ! A total of 476 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 4263 telescope corrections were flagged in sub-array 1. ! A total of 1761 telescope corrections were flagged in sub-array 2. ! A total of 1276 telescope corrections were flagged in sub-array 3. ! A total of 173 telescope corrections were flagged in sub-array 4. ! A total of 476 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.892243Jy sigma=0.006553 ! Fit after self-cal, rms=0.682512Jy sigma=0.004778 ! 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 8.88% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.627 mas, bmaj=0.7756 mas, bpa=-26.89 degrees ! Estimated noise=1128.69 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 = 0.504553 Jy ! Component: 100 - total flux cleaned = 0.748101 Jy ! Total flux subtracted in 100 components = 0.748101 Jy ! Clean residual min=-0.037165 max=0.138951 Jy/beam ! Clean residual mean=-0.000543 rms=0.012688 Jy/beam ! Combined flux in latest and established models = 0.748101 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.748101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.394314Jy sigma=0.002466 ! Fit after self-cal, rms=0.386367Jy sigma=0.002416 ! Inverting map ! Your choice of large map pixels excluded 8.88% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (-0.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15609 Jy ! Component: 100 - total flux cleaned = 0.250046 Jy ! Total flux subtracted in 100 components = 0.250046 Jy ! Clean residual min=-0.026838 max=0.071488 Jy/beam ! Clean residual mean=-0.000580 rms=0.007574 Jy/beam ! Combined flux in latest and established models = 0.998147 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.998147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.334234Jy sigma=0.001782 ! Fit after self-cal, rms=0.331129Jy sigma=0.001751 ! Inverting map ! Your choice of large map pixels excluded 8.88% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (-0.6, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0753778 Jy ! Component: 100 - total flux cleaned = 0.124751 Jy ! Total flux subtracted in 100 components = 0.124751 Jy ! Clean residual min=-0.019892 max=0.037254 Jy/beam ! Clean residual mean=-0.000619 rms=0.005559 Jy/beam ! Combined flux in latest and established models = 1.1229 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 41 components and 1.1229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315731Jy sigma=0.001591 ! Fit after self-cal, rms=0.314975Jy sigma=0.001582 ! Inverting map ! Your choice of large map pixels excluded 8.88% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (-5.4, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0425276 Jy ! Component: 100 - total flux cleaned = 0.0742578 Jy ! Total flux subtracted in 100 components = 0.0742578 Jy ! Clean residual min=-0.017770 max=0.028438 Jy/beam ! Clean residual mean=-0.000660 rms=0.004646 Jy/beam ! Combined flux in latest and established models = 1.19716 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 53 components and 1.19716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308952Jy sigma=0.001538 ! Fit after self-cal, rms=0.308682Jy sigma=0.001535 ! Inverting map ! Your choice of large map pixels excluded 8.88% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 8.88% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6258 mas, bmaj=0.8107 mas, bpa=-13.3 degrees ! Estimated noise=579.931 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 = 0.0283245 Jy ! Component: 100 - total flux cleaned = 0.0466537 Jy ! Component: 150 - total flux cleaned = 0.0601582 Jy ! Component: 200 - total flux cleaned = 0.0702819 Jy ! Total flux subtracted in 200 components = 0.0702819 Jy ! Clean residual min=-0.026599 max=0.013275 Jy/beam ! Clean residual mean=-0.008605 rms=0.005037 Jy/beam ! Combined flux in latest and established models = 1.26744 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 1.26744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304409Jy sigma=0.001524 ! Fit after self-cal, rms=0.304279Jy sigma=0.001522 ! Inverting map ! Your choice of large map pixels excluded 8.88% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.93 HH 0.96 HN 1.07 ! KB 1.06 KP 0.97 LA 0.93 MK 1.00* ! NL 1.11 NY 0.96 ON 0.91 OV 0.91 ! PT 0.92 SV 0.99 TS 1.06 WZ 1.09 ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.91 HH 1.10 HN 1.19 ! KB 1.00* KP 0.92 LA 0.92 MK 1.00* ! NL 1.07 NY 0.95 ON 0.74 OV 0.90 ! PT 0.89 SV 1.01 TS 1.00* WZ 1.04 ! ZC 1.00 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.05 ! KB 0.97 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.86 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.92 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KP 0.93 LA 0.96 MK 1.02 ! NL 1.18 NY 1.00* ON 1.00* OV 1.00 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HH 0.95 HN 2.00 ! KB 1.07 KP 0.93 LA 0.91 MK 1.00* ! NL 1.05 NY 0.99 ON 0.92 OV 0.91 ! PT 0.97 SV 0.95 TS 1.09 WZ 1.07 ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.92 HH 1.16 HN 1.19 ! KB 1.00* KP 0.89 LA 0.90 MK 1.00* ! NL 1.04 NY 0.97 ON 0.74 OV 0.87 ! PT 0.94 SV 0.96 TS 1.00* WZ 1.06 ! ZC 1.04 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 0.98 ! KB 0.97 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.80 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.92 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KP 0.91 LA 0.93 MK 1.02 ! NL 1.14 NY 1.00* ON 1.00* OV 1.00 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HH 1.25 HN 1.09 ! KB 1.05 KP 0.97 LA 0.97 MK 1.00* ! NL 1.13 NY 1.05 ON 0.92 OV 0.98 ! PT 1.01 SV 0.99 TS 1.13 WZ 1.07 ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 HH 1.17 HN 1.23 ! KB 1.00* KP 0.96 LA 0.97 MK 1.00* ! NL 1.06 NY 1.02 ON 0.76 OV 0.93 ! PT 0.99 SV 1.01 TS 1.00* WZ 1.07 ! ZC 1.00 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.08 ! KB 0.95 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.89 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.00 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KP 0.95 LA 1.01 MK 1.13 ! NL 1.23 NY 1.00* ON 1.00* OV 1.08 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HH 1.05 HN 1.07 ! KB 1.44 KP 0.99 LA 0.96 MK 1.00* ! NL 1.15 NY 1.02 ON 0.94 OV 0.98 ! PT 0.98 SV 0.98 TS 1.14 WZ 1.07 ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.95 HH 1.20 HN 1.40 ! KB 1.00* KP 0.97 LA 0.95 MK 1.00* ! NL 1.08 NY 1.12 ON 0.79 OV 0.95 ! PT 0.97 SV 0.93 TS 1.00* WZ 1.06 ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.35 ! KB 1.00 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.77 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.97 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KP 0.95 LA 1.01 MK 1.08 ! NL 1.20 NY 1.00* ON 1.00* OV 1.09 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Fit before self-cal, rms=0.304279Jy sigma=0.001522 ! Fit after self-cal, rms=0.320609Jy sigma=0.001300 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6462 mas, bmaj=0.8131 mas, bpa=-13.47 degrees ! Estimated noise=616.597 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 (-6.8, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00959447 Jy ! Component: 100 - total flux cleaned = 0.011233 Jy ! Component: 150 - total flux cleaned = 0.0128501 Jy ! Component: 200 - total flux cleaned = 0.0142325 Jy ! Total flux subtracted in 200 components = 0.0142325 Jy ! Clean residual min=-0.007484 max=0.006735 Jy/beam ! Clean residual mean=-0.000550 rms=0.001873 Jy/beam ! Combined flux in latest and established models = 1.28167 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 1.28167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319703Jy sigma=0.001293 ! Fit after self-cal, rms=0.319726Jy sigma=0.001292 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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=0.319726Jy sigma=0.001292 ! Fit after self-cal, rms=0.320235Jy sigma=0.001288 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6498 mas, bmaj=0.8197 mas, bpa=-12.43 degrees ! Estimated noise=621.221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386961 Jy ! Component: 100 - total flux cleaned = 0.00539886 Jy ! Component: 150 - total flux cleaned = 0.00606034 Jy ! Component: 200 - total flux cleaned = 0.00703228 Jy ! Total flux subtracted in 200 components = 0.00703228 Jy ! Clean residual min=-0.006422 max=0.005684 Jy/beam ! Clean residual mean=-0.000305 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 1.2887 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 1.2887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319914Jy sigma=0.001285 ! Fit after self-cal, rms=0.319959Jy sigma=0.001285 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 = 0.00144374 Jy ! Component: 100 - total flux cleaned = 0.00228783 Jy ! Component: 150 - total flux cleaned = 0.00289331 Jy ! Component: 200 - total flux cleaned = 0.00344752 Jy ! Total flux subtracted in 200 components = 0.00344751 Jy ! Clean residual min=-0.006341 max=0.005301 Jy/beam ! Clean residual mean=-0.000414 rms=0.001536 Jy/beam ! Combined flux in latest and established models = 1.29215 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 1.29215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319839Jy sigma=0.001284 ! Fit after self-cal, rms=0.319871Jy sigma=0.001284 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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=0.319871Jy sigma=0.001284 ! Fit after self-cal, rms=0.329722Jy sigma=0.001280 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6522 mas, bmaj=0.8318 mas, bpa=-10.64 degrees ! Estimated noise=624.381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189299 Jy ! Component: 100 - total flux cleaned = 0.00259739 Jy ! Component: 150 - total flux cleaned = 0.00306421 Jy ! Component: 200 - total flux cleaned = 0.00375294 Jy ! Total flux subtracted in 200 components = 0.00375294 Jy ! Clean residual min=-0.005417 max=0.004925 Jy/beam ! Clean residual mean=-0.000178 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 1.2959 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 87 components and 1.2959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329632Jy sigma=0.001279 ! Fit after self-cal, rms=0.329787Jy sigma=0.001279 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 = 0.000550869 Jy ! Component: 100 - total flux cleaned = 0.000911531 Jy ! Component: 150 - total flux cleaned = 0.00102281 Jy ! Component: 200 - total flux cleaned = 0.00123264 Jy ! Total flux subtracted in 200 components = 0.00123264 Jy ! Clean residual min=-0.005273 max=0.004670 Jy/beam ! Clean residual mean=-0.000216 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 1.29714 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 1.29714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329736Jy sigma=0.001278 ! Fit after self-cal, rms=0.329756Jy sigma=0.001278 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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=0.329756Jy sigma=0.001278 ! Fit after self-cal, rms=0.336883Jy sigma=0.001278 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=2.396 mas, bmaj=3.1 mas, bpa=-65.65 degrees ! Estimated noise=815.953 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336025 Jy ! Component: 100 - total flux cleaned = 0.00409129 Jy ! Component: 150 - total flux cleaned = 0.00447841 Jy ! Component: 200 - total flux cleaned = 0.00485022 Jy ! Total flux subtracted in 200 components = 0.00485022 Jy ! Clean residual min=-0.004677 max=0.003567 Jy/beam ! Clean residual mean=-0.000594 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 1.30199 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 1.30199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336887Jy sigma=0.001277 ! Fit after self-cal, rms=0.336940Jy sigma=0.001277 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 = 0.00042708 Jy ! Component: 100 - total flux cleaned = 0.000768743 Jy ! Component: 150 - total flux cleaned = 0.000888745 Jy ! Component: 200 - total flux cleaned = 0.0009587 Jy ! Total flux subtracted in 200 components = 0.0009587 Jy ! Clean residual min=-0.004729 max=0.003427 Jy/beam ! Clean residual mean=-0.000680 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 1.30294 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 99 components and 1.30294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336938Jy sigma=0.001277 ! Fit after self-cal, rms=0.336946Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.654 mas, bmaj=0.8424 mas, bpa=-9.71 degrees ! Estimated noise=628.598 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.654 x 0.8424 at -9.71 degrees (North through East) ! Clean map min=-0.0043242 max=0.4733 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 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 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6606 mas, bmaj=0.8057 mas, bpa=-23.87 degrees ! Estimated noise=1182.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.537095 Jy ! Component: 100 - total flux cleaned = 0.784997 Jy ! Component: 150 - total flux cleaned = 0.927483 Jy ! Component: 200 - total flux cleaned = 1.01644 Jy ! Total flux subtracted in 200 components = 1.01644 Jy ! Clean residual min=-0.018110 max=0.047160 Jy/beam ! Clean residual mean=-0.000069 rms=0.005877 Jy/beam ! Combined flux in latest and established models = 1.01644 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 31 model components to the UV plane model. ! The established model now contains 31 components and 1.01644 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.654 mas, bmaj=0.8424 mas, bpa=-9.71 degrees ! Estimated noise=628.598 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 = 0.068394 Jy ! Component: 100 - total flux cleaned = 0.117432 Jy ! Component: 150 - total flux cleaned = 0.154568 Jy ! Component: 200 - total flux cleaned = 0.183106 Jy ! Total flux subtracted in 200 components = 0.183106 Jy ! Clean residual min=-0.006758 max=0.018660 Jy/beam ! Clean residual mean=0.003002 rms=0.002532 Jy/beam ! Combined flux in latest and established models = 1.19955 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 58 components and 1.19955 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (0.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225795 Jy ! Component: 100 - total flux cleaned = 0.0399945 Jy ! Component: 150 - total flux cleaned = 0.0535915 Jy ! Component: 200 - total flux cleaned = 0.0643019 Jy ! Total flux subtracted in 200 components = 0.0643019 Jy ! Clean residual min=-0.004826 max=0.006365 Jy/beam ! Clean residual mean=0.000987 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 1.26385 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 80 components and 1.26385 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (0, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00849002 Jy ! Component: 100 - total flux cleaned = 0.0152384 Jy ! Component: 150 - total flux cleaned = 0.020674 Jy ! Component: 200 - total flux cleaned = 0.0250733 Jy ! Total flux subtracted in 200 components = 0.0250733 Jy ! Clean residual min=-0.004726 max=0.004644 Jy/beam ! Clean residual mean=0.000200 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 1.28892 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 99 components and 1.28892 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=2.396 mas, bmaj=3.1 mas, bpa=-65.65 degrees ! Estimated noise=815.953 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00597157 Jy ! Component: 100 - total flux cleaned = 0.00944242 Jy ! Component: 150 - total flux cleaned = 0.0116131 Jy ! Component: 200 - total flux cleaned = 0.012619 Jy ! Total flux subtracted in 200 components = 0.012619 Jy ! Clean residual min=-0.004367 max=0.003363 Jy/beam ! Clean residual mean=-0.000557 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 1.30154 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 = 0.000141584 Jy ! Component: 100 - total flux cleaned = 0.000308506 Jy ! Component: 150 - total flux cleaned = 0.000454124 Jy ! Component: 200 - total flux cleaned = 0.0005528 Jy ! Total flux subtracted in 200 components = 0.0005528 Jy ! Clean residual min=-0.004283 max=0.003268 Jy/beam ! Clean residual mean=-0.000605 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 1.30209 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 121 components and 1.30209 Jy ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.654 mas, bmaj=0.8424 mas, bpa=-9.71 degrees ! Estimated noise=628.598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00252213 Jy ! Component: 100 - total flux cleaned = -0.00252047 Jy ! Component: 150 - total flux cleaned = -0.00232733 Jy ! Component: 200 - total flux cleaned = -0.00224123 Jy ! Total flux subtracted in 200 components = -0.00224123 Jy ! Clean residual min=-0.004736 max=0.004219 Jy/beam ! Clean residual mean=-0.000143 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 1.29985 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 132 components and 1.29985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336408Jy sigma=0.001275 ! Fit after self-cal, rms=0.335925Jy sigma=0.001273 wmodel J1407+2827_X_2007_12_05_pus_map.mod ! Writing 132 model components to file: J1407+2827_X_2007_12_05_pus_map.mod wobs J1407+2827_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1407+2827_X_2007_12_05_pus_uvs.fits wwins J1407+2827_X_2007_12_05_pus_map.win ! wwins: Wrote 7 windows to J1407+2827_X_2007_12_05_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 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000725685 Jy ! Component: 100 - total flux cleaned = -0.00172855 Jy ! Component: 150 - total flux cleaned = -0.0020664 Jy ! Component: 200 - total flux cleaned = -0.00265071 Jy ! Component: 250 - total flux cleaned = -0.00302792 Jy ! Component: 300 - total flux cleaned = -0.00339563 Jy ! Component: 350 - total flux cleaned = -0.00369434 Jy ! Component: 400 - total flux cleaned = -0.00387038 Jy ! Component: 450 - total flux cleaned = -0.00404357 Jy ! Component: 500 - total flux cleaned = -0.00421397 Jy ! Component: 550 - total flux cleaned = -0.00438099 Jy ! Component: 600 - total flux cleaned = -0.0044907 Jy ! Component: 650 - total flux cleaned = -0.00459888 Jy ! Component: 700 - total flux cleaned = -0.00470625 Jy ! Component: 750 - total flux cleaned = -0.00475945 Jy ! Component: 800 - total flux cleaned = -0.00486379 Jy ! Component: 850 - total flux cleaned = -0.00496687 Jy ! Component: 900 - total flux cleaned = -0.00496652 Jy ! Component: 950 - total flux cleaned = -0.0049162 Jy ! Component: 1000 - total flux cleaned = -0.00496608 Jy ! Component: 1050 - total flux cleaned = -0.00496603 Jy ! Component: 1100 - total flux cleaned = -0.00496594 Jy ! Component: 1150 - total flux cleaned = -0.00496591 Jy ! Component: 1200 - total flux cleaned = -0.00491779 Jy ! Component: 1250 - total flux cleaned = -0.00487014 Jy ! Component: 1300 - total flux cleaned = -0.00491735 Jy ! Component: 1350 - total flux cleaned = -0.00482392 Jy ! Component: 1400 - total flux cleaned = -0.0048241 Jy ! Component: 1450 - total flux cleaned = -0.00477814 Jy ! Component: 1500 - total flux cleaned = -0.00477809 Jy ! Component: 1550 - total flux cleaned = -0.00473279 Jy ! Component: 1600 - total flux cleaned = -0.004688 Jy ! Component: 1650 - total flux cleaned = -0.00468791 Jy ! Component: 1700 - total flux cleaned = -0.00464388 Jy ! Component: 1750 - total flux cleaned = -0.00464367 Jy ! Component: 1800 - total flux cleaned = -0.00455701 Jy ! Component: 1850 - total flux cleaned = -0.00460019 Jy ! Component: 1900 - total flux cleaned = -0.00451481 Jy ! Component: 1950 - total flux cleaned = -0.0045573 Jy ! Component: 2000 - total flux cleaned = -0.00451516 Jy ! Total flux subtracted in 2048 components = -0.00451524 Jy ! Clean residual min=-0.002387 max=0.002840 Jy/beam ! Clean residual mean=0.000014 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 1.29534 Jy keep ! Adding 153 model components to the UV plane model. ! The established model now contains 285 components and 1.29534 Jy wmap "J1407+2827_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.654 x 0.8424 at -9.71 degrees (North through East) ! Clean map min=-0.0034012 max=0.47722 Jy/beam ! Writing clean map to FITS file: J1407+2827_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.477222 invert ! Inverting map ! Your choice of large map pixels excluded 9.07% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000731553 device "J1407+2827_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1407+2827_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.459883 0.459883 0.919766 1.83953 3.67906 7.35813 14.7163 29.4325 58.865 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.477 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.654 x 0.8424 at -9.71 degrees (North through East) ! Clean map min=-0.0034012 max=0.47722 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1407+2827_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1407+2827_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1407+2827_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:23:40 2010