! Started logfile: J1746+6226_X_2003_06_18_pus_uvs.log on Wed Jan 17 18:00:58 2007 obs J1746+6226_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1746+6226_X_2003_06_18_pus_uva.fits ! AN table 1: 159 integrations on 153 of 153 possible baselines. ! AN table 2: Unused. ! AN table 3: 356 integrations on 153 of 153 possible baselines. ! AN table 4: 314 integrations on 153 of 153 possible baselines. ! AN table 5: Unused. ! AN table 6: Unused. ! AN table 7: 105 integrations on 153 of 153 possible baselines. ! AN table 8: 90 integrations on 153 of 153 possible baselines. ! AN table 9: Unused. ! Apparent sampling: 0.209514 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1746+6226 ! ! 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 2231 lines of history. ! ! Reading 131300 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float 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 = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2009 telescope corrections were flagged in sub-array 1. ! A total of 5521 telescope corrections were flagged in sub-array 2. ! A total of 3621 telescope corrections were flagged in sub-array 3. ! A total of 1791 telescope corrections were flagged in sub-array 4. ! A total of 995 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 2009 telescope corrections were flagged in sub-array 1. ! A total of 5521 telescope corrections were flagged in sub-array 2. ! A total of 3621 telescope corrections were flagged in sub-array 3. ! A total of 1791 telescope corrections were flagged in sub-array 4. ! A total of 995 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 2009 telescope corrections were flagged in sub-array 1. ! A total of 5521 telescope corrections were flagged in sub-array 2. ! A total of 3621 telescope corrections were flagged in sub-array 3. ! A total of 1791 telescope corrections were flagged in sub-array 4. ! A total of 995 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 2009 telescope corrections were flagged in sub-array 1. ! A total of 5521 telescope corrections were flagged in sub-array 2. ! A total of 3621 telescope corrections were flagged in sub-array 3. ! A total of 1791 telescope corrections were flagged in sub-array 4. ! A total of 995 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.762940Jy sigma=0.010438 ! Fit after self-cal, rms=0.553341Jy sigma=0.007542 ! 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 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.5288 mas, bmaj=0.9947 mas, bpa=24.04 degrees ! Estimated noise=452.004 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 = 0.351711 Jy ! Component: 100 - total flux cleaned = 0.434686 Jy ! Total flux subtracted in 100 components = 0.434686 Jy ! Clean residual min=-0.008545 max=0.031456 Jy/beam ! Clean residual mean=0.000163 rms=0.002785 Jy/beam ! Combined flux in latest and established models = 0.434686 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.434686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160256Jy sigma=0.001987 ! Fit after self-cal, rms=0.160266Jy sigma=0.001987 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0344693 Jy ! Component: 100 - total flux cleaned = 0.0528459 Jy ! Total flux subtracted in 100 components = 0.0528459 Jy ! Clean residual min=-0.006775 max=0.009293 Jy/beam ! Clean residual mean=0.000058 rms=0.001668 Jy/beam ! Combined flux in latest and established models = 0.487532 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.487532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149322Jy sigma=0.001793 ! Fit after self-cal, rms=0.149349Jy sigma=0.001793 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115061 Jy ! Component: 100 - total flux cleaned = 0.0191417 Jy ! Total flux subtracted in 100 components = 0.0191417 Jy ! Clean residual min=-0.006192 max=0.006653 Jy/beam ! Clean residual mean=0.000021 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 0.506673 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.506673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147764Jy sigma=0.001763 ! Fit after self-cal, rms=0.147764Jy sigma=0.001763 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1671 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 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.76 mas, bmaj=1.288 mas, bpa=13.34 degrees ! Estimated noise=206.238 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 = 0.0091806 Jy ! Component: 100 - total flux cleaned = 0.013355 Jy ! Component: 150 - total flux cleaned = 0.0153629 Jy ! Component: 200 - total flux cleaned = 0.0154767 Jy ! Total flux subtracted in 200 components = 0.0154767 Jy ! Clean residual min=-0.005019 max=0.004294 Jy/beam ! Clean residual mean=-0.000077 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 0.52215 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.52215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147313Jy sigma=0.001753 ! Fit after self-cal, rms=0.147320Jy sigma=0.001753 ! Inverting map ! Your choice of large map pixels excluded 1.5% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.07 GG 1.00* HN 0.99 ! KK 1.00* KP 1.09 LA 1.02 MA 1.00* ! MK 1.00* NL 1.11 ON 1.00* OV 1.01 ! PT 1.05 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 GG 1.00* HN 1.00* ! KK 0.99 KP 1.00 LA 0.98 MA 1.00* ! MK 0.95 NL 1.10 ON 1.00* OV 0.96 ! PT 0.99 SC 1.00* TC 1.00* TS 0.99 ! WF 1.00* WZ 1.00* ! ! A total of 114 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.96 GG 1.00* HN 0.96 ! KK 1.02 KP 1.01 LA 0.96 MA 1.00* ! MK 1.00 NL 1.07 ON 1.00* OV 0.95 ! PT 0.97 SC 0.96 TC 1.00* TS 1.02 ! WF 1.04 WZ 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.95 FD 0.98 GG 1.00* HN 1.00* ! KK 1.05 KP 1.02 LA 0.96 MA 1.00* ! MK 1.00 NL 1.08 ON 1.00* OV 0.95 ! PT 0.96 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 GG 1.00* HN 1.00 ! KK 1.00* KP 1.03 LA 1.03 MA 1.00* ! MK 1.00* NL 1.07 ON 1.00* OV 1.01 ! PT 1.09 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 GG 1.00* HN 1.00* ! KK 0.96 KP 0.96 LA 0.97 MA 1.00* ! MK 0.97 NL 1.07 ON 1.00* OV 0.95 ! PT 1.02 SC 1.00* TC 1.00* TS 0.98 ! WF 1.00* WZ 1.00* ! ! A total of 114 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.97 GG 1.00* HN 0.97 ! KK 1.00 KP 0.95 LA 0.96 MA 1.00* ! MK 1.00 NL 1.03 ON 1.00* OV 0.94 ! PT 1.01 SC 0.94 TC 1.00* TS 1.01 ! WF 1.05 WZ 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 FD 0.95 GG 1.00* HN 1.00* ! KK 1.04 KP 0.97 LA 0.95 MA 1.00* ! MK 1.01 NL 1.05 ON 1.00* OV 0.96 ! PT 1.00 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.09 GG 1.00* HN 0.99 ! KK 1.00* KP 1.09 LA 1.05 MA 1.00* ! MK 1.00* NL 1.06 ON 1.00* OV 1.05 ! PT 1.13 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 GG 1.00* HN 1.00* ! KK 1.01 KP 1.01 LA 0.99 MA 1.00* ! MK 1.00 NL 1.05 ON 1.00* OV 1.01 ! PT 1.05 SC 1.00* TC 1.00* TS 0.99 ! WF 1.00* WZ 1.00* ! ! A total of 114 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.95 GG 1.00* HN 0.98 ! KK 1.08 KP 1.01 LA 0.98 MA 1.00* ! MK 1.03 NL 1.04 ON 1.00* OV 0.99 ! PT 1.05 SC 0.96 TC 1.00* TS 1.02 ! WF 0.99 WZ 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00 FD 0.95 GG 1.00* HN 1.00* ! KK 1.09 KP 1.01 LA 0.96 MA 1.00* ! MK 1.04 NL 1.08 ON 1.00* OV 1.00 ! PT 1.04 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 111 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 GG 1.00* HN 1.01 ! KK 1.00* KP 1.04 LA 1.03 MA 1.00* ! MK 1.00* NL 1.10 ON 1.00* OV 1.04 ! PT 1.13 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 GG 1.00* HN 1.00* ! KK 1.00 KP 0.97 LA 0.98 MA 1.00* ! MK 1.03 NL 1.05 ON 1.00* OV 0.99 ! PT 1.07 SC 1.00* TC 1.00* TS 1.00 ! WF 1.00* WZ 1.00* ! ! A total of 114 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.95 GG 1.00* HN 1.00 ! KK 1.06 KP 0.96 LA 0.96 MA 1.00* ! MK 1.06 NL 1.03 ON 1.00* OV 0.98 ! PT 1.05 SC 1.05 TC 1.00* TS 1.03 ! WF 1.04 WZ 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 0.94 GG 1.00* HN 1.00* ! KK 1.07 KP 0.97 LA 0.96 MA 1.00* ! MK 1.09 NL 1.08 ON 1.00* OV 0.98 ! PT 1.03 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.147320Jy sigma=0.001753 ! Fit after self-cal, rms=0.146536Jy sigma=0.001705 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.7696 mas, bmaj=1.295 mas, bpa=13.12 degrees ! Estimated noise=209.047 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 (-2.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00283075 Jy ! Component: 100 - total flux cleaned = 0.00336539 Jy ! Component: 150 - total flux cleaned = 0.00365138 Jy ! Component: 200 - total flux cleaned = 0.00384224 Jy ! Total flux subtracted in 200 components = 0.00384224 Jy ! Clean residual min=-0.002127 max=0.002817 Jy/beam ! Clean residual mean=0.000021 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.525992 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.525992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146380Jy sigma=0.001703 ! Fit after self-cal, rms=0.146409Jy sigma=0.001703 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 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=0.146409Jy sigma=0.001703 ! Fit after self-cal, rms=0.146064Jy sigma=0.001700 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.7693 mas, bmaj=1.295 mas, bpa=12.94 degrees ! Estimated noise=209.178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171098 Jy ! Component: 100 - total flux cleaned = 0.00193607 Jy ! Component: 150 - total flux cleaned = 0.00198808 Jy ! Component: 200 - total flux cleaned = 0.00203573 Jy ! Total flux subtracted in 200 components = 0.00203573 Jy ! Clean residual min=-0.001861 max=0.002329 Jy/beam ! Clean residual mean=-0.000028 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.528028 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.528028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145999Jy sigma=0.001699 ! Fit after self-cal, rms=0.146001Jy sigma=0.001699 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 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 (-7.8, -12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201981 Jy ! Component: 100 - total flux cleaned = 0.00239298 Jy ! Component: 150 - total flux cleaned = 0.00251656 Jy ! Component: 200 - total flux cleaned = 0.00266774 Jy ! Total flux subtracted in 200 components = 0.00266774 Jy ! Clean residual min=-0.001816 max=0.001647 Jy/beam ! Clean residual mean=-0.000039 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.530696 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.530696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145956Jy sigma=0.001699 ! Fit after self-cal, rms=0.145953Jy sigma=0.001699 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 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=0.145953Jy sigma=0.001699 ! Fit after self-cal, rms=0.145968Jy sigma=0.001698 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.7691 mas, bmaj=1.295 mas, bpa=12.83 degrees ! Estimated noise=209.475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149582 Jy ! Component: 100 - total flux cleaned = 0.00183901 Jy ! Component: 150 - total flux cleaned = 0.00198714 Jy ! Component: 200 - total flux cleaned = 0.00208998 Jy ! Total flux subtracted in 200 components = 0.00208998 Jy ! Clean residual min=-0.001665 max=0.001671 Jy/beam ! Clean residual mean=-0.000030 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.532786 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.532786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145929Jy sigma=0.001698 ! Fit after self-cal, rms=0.145928Jy sigma=0.001698 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 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 = 0.000354835 Jy ! Component: 100 - total flux cleaned = 0.000449479 Jy ! Component: 150 - total flux cleaned = 0.000538376 Jy ! Component: 200 - total flux cleaned = 0.000595101 Jy ! Total flux subtracted in 200 components = 0.000595101 Jy ! Clean residual min=-0.001665 max=0.001627 Jy/beam ! Clean residual mean=-0.000034 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.533381 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 66 components and 0.533381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145910Jy sigma=0.001698 ! Fit after self-cal, rms=0.145911Jy sigma=0.001698 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 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=0.145911Jy sigma=0.001698 ! Fit after self-cal, rms=0.145981Jy sigma=0.001697 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=2.577 mas, bmaj=3.064 mas, bpa=4.046 degrees ! Estimated noise=271.903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134889 Jy ! Component: 100 - total flux cleaned = 0.00205586 Jy ! Component: 150 - total flux cleaned = 0.00228698 Jy ! Component: 200 - total flux cleaned = 0.00243244 Jy ! Total flux subtracted in 200 components = 0.00243244 Jy ! Clean residual min=-0.001498 max=0.001675 Jy/beam ! Clean residual mean=-0.000075 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.535813 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 80 components and 0.535813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145981Jy sigma=0.001697 ! Fit after self-cal, rms=0.145978Jy sigma=0.001697 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 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 = 0.000389735 Jy ! Component: 100 - total flux cleaned = 0.000553261 Jy ! Component: 150 - total flux cleaned = 0.000643206 Jy ! Component: 200 - total flux cleaned = 0.000675735 Jy ! Total flux subtracted in 200 components = 0.000675735 Jy ! Clean residual min=-0.001438 max=0.001712 Jy/beam ! Clean residual mean=-0.000086 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.536489 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 84 components and 0.536489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145981Jy sigma=0.001697 ! Fit after self-cal, rms=0.145980Jy sigma=0.001697 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.7691 mas, bmaj=1.295 mas, bpa=12.74 degrees ! Estimated noise=209.737 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7691 x 1.295 at 12.74 degrees (North through East) ! Clean map min=-0.0022299 max=0.47085 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 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.5357 mas, bmaj=0.9948 mas, bpa=23.46 degrees ! Estimated noise=454.087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.354642 Jy ! Component: 100 - total flux cleaned = 0.439827 Jy ! Component: 150 - total flux cleaned = 0.475821 Jy ! Component: 200 - total flux cleaned = 0.494649 Jy ! Total flux subtracted in 200 components = 0.494649 Jy ! Clean residual min=-0.004456 max=0.009388 Jy/beam ! Clean residual mean=0.000072 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 0.494649 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.494649 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.7691 mas, bmaj=1.295 mas, bpa=12.74 degrees ! Estimated noise=209.737 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 = 0.0174528 Jy ! Component: 100 - total flux cleaned = 0.025394 Jy ! Component: 150 - total flux cleaned = 0.030023 Jy ! Component: 200 - total flux cleaned = 0.0332084 Jy ! Total flux subtracted in 200 components = 0.0332084 Jy ! Clean residual min=-0.001623 max=0.002856 Jy/beam ! Clean residual mean=0.000027 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.527857 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 34 components and 0.527857 Jy ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Added new window around map position (-1, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188878 Jy ! Component: 100 - total flux cleaned = 0.00297926 Jy ! Component: 150 - total flux cleaned = 0.00390098 Jy ! Component: 200 - total flux cleaned = 0.00445818 Jy ! Total flux subtracted in 200 components = 0.00445818 Jy ! Clean residual min=-0.001438 max=0.001750 Jy/beam ! Clean residual mean=-0.000010 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.532316 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 0.532316 Jy ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=2.577 mas, bmaj=3.064 mas, bpa=4.046 degrees ! Estimated noise=271.903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193599 Jy ! Component: 100 - total flux cleaned = 0.0029011 Jy ! Component: 150 - total flux cleaned = 0.00348328 Jy ! Component: 200 - total flux cleaned = 0.00366494 Jy ! Total flux subtracted in 200 components = 0.00366494 Jy ! Clean residual min=-0.001483 max=0.001771 Jy/beam ! Clean residual mean=-0.000075 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.535981 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 = 0.000126021 Jy ! Component: 100 - total flux cleaned = 0.000197188 Jy ! Component: 150 - total flux cleaned = 0.000249966 Jy ! Component: 200 - total flux cleaned = 0.000298552 Jy ! Total flux subtracted in 200 components = 0.000298553 Jy ! Clean residual min=-0.001463 max=0.001745 Jy/beam ! Clean residual mean=-0.000080 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.536279 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 77 components and 0.536279 Jy ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! Estimated beam: bmin=0.7691 mas, bmaj=1.295 mas, bpa=12.74 degrees ! Estimated noise=209.737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000178469 Jy ! Component: 100 - total flux cleaned = -0.000131909 Jy ! Component: 150 - total flux cleaned = -0.000131867 Jy ! Component: 200 - total flux cleaned = -0.000131484 Jy ! Total flux subtracted in 200 components = -0.000131484 Jy ! Clean residual min=-0.001409 max=0.001557 Jy/beam ! Clean residual mean=-0.000036 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.536148 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 0.536148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145945Jy sigma=0.001697 ! Fit after self-cal, rms=0.145942Jy sigma=0.001697 wmodel J1746+6226_X_2003_06_18_pus_map.mod ! Writing 81 model components to file: J1746+6226_X_2003_06_18_pus_map.mod wobs J1746+6226_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1746+6226_X_2003_06_18_pus_uvs.fits wwins J1746+6226_X_2003_06_18_pus_map.win ! wwins: Wrote 4 windows to J1746+6226_X_2003_06_18_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 6.63095e-05 Jy ! Component: 100 - total flux cleaned = -3.4324e-05 Jy ! Component: 150 - total flux cleaned = -0.000177864 Jy ! Component: 200 - total flux cleaned = -0.000292418 Jy ! Component: 250 - total flux cleaned = -0.000492226 Jy ! Component: 300 - total flux cleaned = -0.000643069 Jy ! Component: 350 - total flux cleaned = -0.00080991 Jy ! Component: 400 - total flux cleaned = -0.000911196 Jy ! Component: 450 - total flux cleaned = -0.00101024 Jy ! Component: 500 - total flux cleaned = -0.00106814 Jy ! Component: 550 - total flux cleaned = -0.00112484 Jy ! Component: 600 - total flux cleaned = -0.00119921 Jy ! Component: 650 - total flux cleaned = -0.00132617 Jy ! Component: 700 - total flux cleaned = -0.00136187 Jy ! Component: 750 - total flux cleaned = -0.00146759 Jy ! Component: 800 - total flux cleaned = -0.00153695 Jy ! Component: 850 - total flux cleaned = -0.00162223 Jy ! Component: 900 - total flux cleaned = -0.00170619 Jy ! Component: 950 - total flux cleaned = -0.00172269 Jy ! Component: 1000 - total flux cleaned = -0.00178849 Jy ! Total flux subtracted in 1024 components = -0.00180482 Jy ! Clean residual min=-0.000908 max=0.001001 Jy/beam ! Clean residual mean=-0.000016 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.534343 Jy keep ! Adding 64 model components to the UV plane model. ! The established model now contains 145 components and 0.534343 Jy wmap "J1746+6226_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7691 x 1.295 at 12.74 degrees (North through East) ! Clean map min=-0.0015734 max=0.47256 Jy/beam ! Writing clean map to FITS file: J1746+6226_X_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.472563 invert ! Inverting map ! Your choice of large map pixels excluded 1.54% of the data. ! The x-axis pixel size should ideally be below 0.1671 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000325879 device "J1746+6226_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1746+6226_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.20688 0.20688 0.413759 0.827519 1.65504 3.31007 6.62015 13.2403 26.4806 52.9612 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.472 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7691 x 1.295 at 12.74 degrees (North through East) ! Clean map min=-0.0015734 max=0.47256 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1746+6226_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1746+6226_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1746+6226_X_2003_06_18_pus_uvs.log closed on Wed Jan 17 18:04:05 2007