! Started logfile: J0646+4451_X_2003_06_18_pus_uvs.log on Wed Jan 17 16:46:11 2007 obs J0646+4451_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0646+4451_X_2003_06_18_pus_uva.fits ! AN table 1: 72 integrations on 153 of 153 possible baselines. ! AN table 2: 209 integrations on 153 of 153 possible baselines. ! AN table 3: 219 integrations on 153 of 153 possible baselines. ! AN table 4: Unused. ! AN table 5: 78 integrations on 153 of 153 possible baselines. ! AN table 6: Unused. ! AN table 7: 89 integrations on 153 of 153 possible baselines. ! AN table 8: Unused. ! AN table 9: Unused. ! Apparent sampling: 0.143761 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0646+4451 ! ! 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 58684 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 1296 telescope corrections were flagged in sub-array 1. ! A total of 2916 telescope corrections were flagged in sub-array 2. ! A total of 3585 telescope corrections were flagged in sub-array 3. ! A total of 1017 telescope corrections were flagged in sub-array 4. ! A total of 1572 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 1296 telescope corrections were flagged in sub-array 1. ! A total of 2848 telescope corrections were flagged in sub-array 2. ! A total of 3512 telescope corrections were flagged in sub-array 3. ! A total of 971 telescope corrections were flagged in sub-array 4. ! A total of 1572 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 1296 telescope corrections were flagged in sub-array 1. ! A total of 2848 telescope corrections were flagged in sub-array 2. ! A total of 3512 telescope corrections were flagged in sub-array 3. ! A total of 1017 telescope corrections were flagged in sub-array 4. ! A total of 1572 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 1296 telescope corrections were flagged in sub-array 1. ! A total of 2848 telescope corrections were flagged in sub-array 2. ! A total of 3512 telescope corrections were flagged in sub-array 3. ! A total of 971 telescope corrections were flagged in sub-array 4. ! A total of 1572 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=2.356983Jy sigma=0.027345 ! Fit after self-cal, rms=1.977447Jy sigma=0.024330 ! 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 1.48% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.5789 mas, bmaj=0.8849 mas, bpa=4.372 degrees ! Estimated noise=908.215 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 = 2.13069 Jy ! Component: 100 - total flux cleaned = 2.77638 Jy ! Total flux subtracted in 100 components = 2.77638 Jy ! Clean residual min=-0.077709 max=0.293905 Jy/beam ! Clean residual mean=0.001774 rms=0.026182 Jy/beam ! Combined flux in latest and established models = 2.77638 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.77638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.658520Jy sigma=0.007301 ! Fit after self-cal, rms=0.657412Jy sigma=0.007296 ! Inverting map ! Your choice of large map pixels excluded 1.48% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.318414 Jy ! Component: 100 - total flux cleaned = 0.483281 Jy ! Total flux subtracted in 100 components = 0.483281 Jy ! Clean residual min=-0.037735 max=0.082873 Jy/beam ! Clean residual mean=-0.000149 rms=0.012854 Jy/beam ! Combined flux in latest and established models = 3.25966 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 3.25966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.500484Jy sigma=0.004285 ! Fit after self-cal, rms=0.500727Jy sigma=0.004283 ! Inverting map ! Your choice of large map pixels excluded 1.48% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100534 Jy ! Component: 100 - total flux cleaned = 0.165629 Jy ! Total flux subtracted in 100 components = 0.165629 Jy ! Clean residual min=-0.038992 max=0.041267 Jy/beam ! Clean residual mean=-0.000806 rms=0.010058 Jy/beam ! Combined flux in latest and established models = 3.42529 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 3.42529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.493130Jy sigma=0.003866 ! Fit after self-cal, rms=0.493333Jy sigma=0.003865 ! Inverting map ! Your choice of large map pixels excluded 1.48% of the data. ! The x-axis pixel size should ideally be below 0.17 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 1.48% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.6982 mas, bmaj=1.174 mas, bpa=10.47 degrees ! Estimated noise=442.227 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 = 0.00788776 Jy ! Component: 100 - total flux cleaned = 0.00949714 Jy ! Component: 150 - total flux cleaned = 0.00953361 Jy ! Component: 200 - total flux cleaned = 0.00958686 Jy ! Total flux subtracted in 200 components = 0.00958686 Jy ! Clean residual min=-0.045660 max=0.032815 Jy/beam ! Clean residual mean=-0.011013 rms=0.010707 Jy/beam ! Combined flux in latest and established models = 3.43488 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 3.43488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.492280Jy sigma=0.003814 ! Fit after self-cal, rms=0.492180Jy sigma=0.003813 ! Inverting map ! Your choice of large map pixels excluded 1.48% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 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 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 GG 1.00* HN 0.95 ! KK 1.00* KP 1.08 LA 1.00 MA 1.00* ! MK 1.00* NL 1.03 ON 1.01 OV 1.00 ! PT 1.02 SC 0.96 TC 1.00* TS 1.00* ! WF 0.98 WZ 1.06 ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.07 GG 1.00* HN 1.07 ! KK 1.00* KP 1.00* LA 1.06 MA 1.00* ! MK 1.00* NL 1.05 ON 0.96 OV 1.00* ! PT 1.07 SC 1.00* TC 1.00* TS 1.14 ! WF 1.10 WZ 1.04 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 0.96 GG 1.00* HN 0.92 ! KK 1.00* KP 0.99 LA 0.95 MA 1.00* ! MK 0.97 NL 1.05 ON 1.04 OV 0.95 ! PT 1.00* SC 0.95 TC 1.00* TS 1.00* ! WF 1.38 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! 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 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 GG 1.00* HN 0.96 ! KK 1.00* KP 1.03 LA 1.01 MA 0.98 ! MK 1.00* NL 1.00 ON 1.03 OV 0.99 ! PT 1.06 SC 0.93 TC 1.00* TS 1.00* ! WF 1.00 WZ 1.00 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.06 GG 1.00* HN 1.08 ! KK 1.00* KP 1.00* LA 1.07 MA 1.01 ! MK 1.00* NL 1.02 ON 0.99 OV 1.00* ! PT 1.12 SC 1.00* TC 1.00* TS 1.08 ! WF 1.15 WZ 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.96 GG 1.00* HN 0.93 ! KK 1.00* KP 0.93 LA 0.95 MA 1.18 ! MK 0.98 NL 1.01 ON 1.04 OV 0.95 ! PT 1.00* SC 0.91 TC 1.00* TS 1.00* ! WF 1.48 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! 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 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 GG 1.00* HN 0.95 ! KK 1.00* KP 1.07 LA 1.02 MA 0.98 ! MK 1.00* NL 0.98 ON 1.00 OV 1.03 ! PT 1.09 SC 0.95 TC 1.00* TS 1.00* ! WF 0.95 WZ 1.02 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.05 GG 1.00* HN 1.05 ! KK 1.00* KP 1.00* LA 1.06 MA 0.98 ! MK 1.00* NL 1.00 ON 0.99 OV 1.00* ! PT 1.15 SC 1.00* TC 1.00* TS 1.12 ! WF 1.09 WZ 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.95 GG 1.00* HN 0.92 ! KK 1.00* KP 0.97 LA 0.96 MA 1.00* ! MK 0.98 NL 0.99 ON 0.99 OV 0.98 ! PT 1.00* SC 0.94 TC 1.00* TS 1.00* ! WF 1.36 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! 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 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 GG 1.00* HN 0.97 ! KK 1.00* KP 1.03 LA 0.99 MA 0.98 ! MK 1.00* NL 0.98 ON 1.03 OV 1.02 ! PT 1.09 SC 1.00 TC 1.00* TS 1.00* ! WF 0.94 WZ 1.04 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.02 GG 1.00* HN 1.10 ! KK 1.00* KP 1.00* LA 1.05 MA 1.02 ! MK 1.00* NL 1.00 ON 1.03 OV 1.00* ! PT 1.16 SC 1.00* TC 1.00* TS 1.11 ! WF 1.09 WZ 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.94 GG 1.00* HN 0.95 ! KK 1.00* KP 0.93 LA 0.93 MA 1.25 ! MK 1.01 NL 1.00 ON 0.98 OV 0.97 ! PT 1.00* SC 0.98 TC 1.00* TS 1.00* ! WF 1.35 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Fit before self-cal, rms=0.492180Jy sigma=0.003813 ! Fit after self-cal, rms=0.418329Jy sigma=0.002373 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.7026 mas, bmaj=1.194 mas, bpa=11.04 degrees ! Estimated noise=444.403 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 = -0.000342049 Jy ! Component: 100 - total flux cleaned = -0.000699413 Jy ! Component: 150 - total flux cleaned = -0.000695023 Jy ! Component: 200 - total flux cleaned = -0.000849009 Jy ! Total flux subtracted in 200 components = -0.000849009 Jy ! Clean residual min=-0.017374 max=0.014476 Jy/beam ! Clean residual mean=-0.001071 rms=0.004786 Jy/beam ! Combined flux in latest and established models = 3.43403 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 3.43403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.418235Jy sigma=0.002371 ! Fit after self-cal, rms=0.417905Jy sigma=0.002370 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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=0.417905Jy sigma=0.002370 ! Fit after self-cal, rms=0.414905Jy sigma=0.002270 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.7034 mas, bmaj=1.194 mas, bpa=11.11 degrees ! Estimated noise=443.491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0070701 Jy ! Component: 100 - total flux cleaned = -0.00707804 Jy ! Component: 150 - total flux cleaned = -0.00707839 Jy ! Component: 200 - total flux cleaned = -0.00722075 Jy ! Total flux subtracted in 200 components = -0.00722075 Jy ! Clean residual min=-0.013090 max=0.011977 Jy/beam ! Clean residual mean=-0.000075 rms=0.003560 Jy/beam ! Combined flux in latest and established models = 3.42681 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 3.42681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414637Jy sigma=0.002266 ! Fit after self-cal, rms=0.414565Jy sigma=0.002265 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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 = -0.000482774 Jy ! Component: 100 - total flux cleaned = -0.000349499 Jy ! Component: 150 - total flux cleaned = -0.000221102 Jy ! Component: 200 - total flux cleaned = 2.42907e-05 Jy ! Total flux subtracted in 200 components = 2.42907e-05 Jy ! Clean residual min=-0.012936 max=0.011980 Jy/beam ! Clean residual mean=-0.000076 rms=0.003547 Jy/beam ! Combined flux in latest and established models = 3.42683 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 3.42683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414494Jy sigma=0.002264 ! Fit after self-cal, rms=0.414489Jy sigma=0.002263 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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=0.414489Jy sigma=0.002263 ! Fit after self-cal, rms=0.411936Jy sigma=0.002175 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.7033 mas, bmaj=1.195 mas, bpa=11.17 degrees ! Estimated noise=443.625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00134079 Jy ! Component: 100 - total flux cleaned = -0.00149703 Jy ! Component: 150 - total flux cleaned = -0.00163862 Jy ! Component: 200 - total flux cleaned = -0.00176465 Jy ! Total flux subtracted in 200 components = -0.00176465 Jy ! Clean residual min=-0.012316 max=0.007061 Jy/beam ! Clean residual mean=0.000143 rms=0.001902 Jy/beam ! Combined flux in latest and established models = 3.42507 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 3.42507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411865Jy sigma=0.002172 ! Fit after self-cal, rms=0.411919Jy sigma=0.002172 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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 = -0.000144138 Jy ! Component: 100 - total flux cleaned = -3.44758e-05 Jy ! Component: 150 - total flux cleaned = -3.67431e-05 Jy ! Component: 200 - total flux cleaned = 7.37144e-05 Jy ! Total flux subtracted in 200 components = 7.37144e-05 Jy ! Clean residual min=-0.012100 max=0.007070 Jy/beam ! Clean residual mean=0.000140 rms=0.001885 Jy/beam ! Combined flux in latest and established models = 3.42514 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 3.42514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411884Jy sigma=0.002171 ! Fit after self-cal, rms=0.411878Jy sigma=0.002171 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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=0.411878Jy sigma=0.002171 ! Fit after self-cal, rms=0.411766Jy sigma=0.002170 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=2.303 mas, bmaj=2.583 mas, bpa=-78.79 degrees ! Estimated noise=623.181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00526302 Jy ! Component: 100 - total flux cleaned = -0.00583557 Jy ! Component: 150 - total flux cleaned = -0.00588154 Jy ! Component: 200 - total flux cleaned = -0.00592126 Jy ! Total flux subtracted in 200 components = -0.00592127 Jy ! Clean residual min=-0.005026 max=0.006499 Jy/beam ! Clean residual mean=0.000815 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 3.41922 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 3.41922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411703Jy sigma=0.002171 ! Fit after self-cal, rms=0.411692Jy sigma=0.002171 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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 = -8.84499e-05 Jy ! Component: 100 - total flux cleaned = -9.33801e-05 Jy ! Component: 150 - total flux cleaned = -9.59353e-05 Jy ! Component: 200 - total flux cleaned = -9.77065e-05 Jy ! Total flux subtracted in 200 components = -9.77065e-05 Jy ! Clean residual min=-0.004852 max=0.006368 Jy/beam ! Clean residual mean=0.000825 rms=0.001856 Jy/beam ! Combined flux in latest and established models = 3.41912 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 29 components and 3.41912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411704Jy sigma=0.002171 ! Fit after self-cal, rms=0.411696Jy sigma=0.002171 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.7031 mas, bmaj=1.196 mas, bpa=11.23 degrees ! Estimated noise=443.472 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7031 x 1.196 at 11.23 degrees (North through East) ! Clean map min=-0.0058991 max=2.8889 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=0.411696Jy sigma=0.002171 ! Fit after self-cal, rms=25.642918Jy sigma=0.001773 ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.7037 mas, bmaj=1.196 mas, bpa=11.28 degrees ! Estimated noise=443.171 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000279685 Jy ! Component: 100 - total flux cleaned = -0.000413856 Jy ! Component: 150 - total flux cleaned = -0.000519175 Jy ! Component: 200 - total flux cleaned = -0.00042411 Jy ! Total flux subtracted in 200 components = -0.00042411 Jy ! Clean residual min=-0.011061 max=0.005974 Jy/beam ! Clean residual mean=0.000172 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 3.4187 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 3.4187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=25.642918Jy sigma=0.001771 ! Fit after self-cal, rms=25.643496Jy sigma=0.001771 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.41876e-05 Jy ! Component: 100 - total flux cleaned = -0.000116138 Jy ! Component: 150 - total flux cleaned = -0.00011735 Jy ! Component: 200 - total flux cleaned = -2.32285e-05 Jy ! Total flux subtracted in 200 components = -2.32285e-05 Jy ! Clean residual min=-0.010799 max=0.005941 Jy/beam ! Clean residual mean=0.000173 rms=0.001629 Jy/beam ! Combined flux in latest and established models = 3.41867 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 3.41867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=25.643494Jy sigma=0.001770 ! Fit after self-cal, rms=25.643503Jy sigma=0.001770 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=25.643503Jy sigma=0.001770 ! Fit after self-cal, rms=25.983835Jy sigma=0.001770 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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.5809 mas, bmaj=0.9136 mas, bpa=4.351 degrees ! Estimated noise=939.771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.12642 Jy ! Component: 100 - total flux cleaned = 2.74804 Jy ! Component: 150 - total flux cleaned = 3.05148 Jy ! Component: 200 - total flux cleaned = 3.20353 Jy ! Total flux subtracted in 200 components = 3.20353 Jy ! Clean residual min=-0.022886 max=0.072054 Jy/beam ! Clean residual mean=0.000864 rms=0.007440 Jy/beam ! Combined flux in latest and established models = 3.20353 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 10 model components to the UV plane model. ! The established model now contains 10 components and 3.20353 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.7035 mas, bmaj=1.197 mas, bpa=11.31 degrees ! Estimated noise=443.191 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 = 0.109544 Jy ! Component: 100 - total flux cleaned = 0.161783 Jy ! Component: 150 - total flux cleaned = 0.188937 Jy ! Component: 200 - total flux cleaned = 0.203334 Jy ! Total flux subtracted in 200 components = 0.203334 Jy ! Clean residual min=-0.007985 max=0.007223 Jy/beam ! Clean residual mean=0.000566 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 3.40686 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 3.40686 Jy ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=2.303 mas, bmaj=2.583 mas, bpa=-78.85 degrees ! Estimated noise=622.409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00541223 Jy ! Component: 100 - total flux cleaned = 0.00698029 Jy ! Component: 150 - total flux cleaned = 0.00701821 Jy ! Component: 200 - total flux cleaned = 0.00708561 Jy ! Total flux subtracted in 200 components = 0.00708561 Jy ! Clean residual min=-0.003099 max=0.005659 Jy/beam ! Clean residual mean=0.000971 rms=0.001554 Jy/beam ! Combined flux in latest and established models = 3.41395 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 = 6.0744e-05 Jy ! Component: 100 - total flux cleaned = 0.000116155 Jy ! Component: 150 - total flux cleaned = 0.00016643 Jy ! Component: 200 - total flux cleaned = 0.000212137 Jy ! Total flux subtracted in 200 components = 0.000212137 Jy ! Clean residual min=-0.003170 max=0.005642 Jy/beam ! Clean residual mean=0.000950 rms=0.001546 Jy/beam ! Combined flux in latest and established models = 3.41416 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 3.41416 Jy ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! Estimated beam: bmin=0.7035 mas, bmaj=1.197 mas, bpa=11.31 degrees ! Estimated noise=443.191 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271156 Jy ! Component: 100 - total flux cleaned = 0.00356065 Jy ! Component: 150 - total flux cleaned = 0.00406266 Jy ! Component: 200 - total flux cleaned = 0.00477376 Jy ! Total flux subtracted in 200 components = 0.00477376 Jy ! Clean residual min=-0.009665 max=0.005791 Jy/beam ! Clean residual mean=0.000153 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 3.41893 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 3.41894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=25.983860Jy sigma=0.001776 ! Fit after self-cal, rms=25.984238Jy sigma=0.001775 wmodel J0646+4451_X_2003_06_18_pus_map.mod ! Writing 27 model components to file: J0646+4451_X_2003_06_18_pus_map.mod wobs J0646+4451_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0646+4451_X_2003_06_18_pus_uvs.fits wwins J0646+4451_X_2003_06_18_pus_map.win ! wwins: Wrote 1 windows to J0646+4451_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 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00300464 Jy ! Component: 100 - total flux cleaned = -0.00393825 Jy ! Component: 150 - total flux cleaned = -0.0043657 Jy ! Component: 200 - total flux cleaned = -0.00476342 Jy ! Component: 250 - total flux cleaned = -0.00514338 Jy ! Component: 300 - total flux cleaned = -0.00514306 Jy ! Component: 350 - total flux cleaned = -0.00514257 Jy ! Component: 400 - total flux cleaned = -0.00497232 Jy ! Component: 450 - total flux cleaned = -0.00472356 Jy ! Component: 500 - total flux cleaned = -0.00456217 Jy ! Component: 550 - total flux cleaned = -0.00440234 Jy ! Component: 600 - total flux cleaned = -0.00408879 Jy ! Component: 650 - total flux cleaned = -0.00385741 Jy ! Component: 700 - total flux cleaned = -0.00355307 Jy ! Component: 750 - total flux cleaned = -0.00318003 Jy ! Component: 800 - total flux cleaned = -0.00281311 Jy ! Component: 850 - total flux cleaned = -0.00259569 Jy ! Component: 900 - total flux cleaned = -0.00230962 Jy ! Component: 950 - total flux cleaned = -0.00195814 Jy ! Component: 1000 - total flux cleaned = -0.00168135 Jy ! Total flux subtracted in 1024 components = -0.00147619 Jy ! Clean residual min=-0.003411 max=0.003493 Jy/beam ! Clean residual mean=0.000225 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 3.41746 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 86 components and 3.41746 Jy wmap "J0646+4451_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7035 x 1.197 at 11.31 degrees (North through East) ! Clean map min=-0.0036975 max=2.8907 Jy/beam ! Writing clean map to FITS file: J0646+4451_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 2.89069 invert ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.17 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00124606 device "J0646+4451_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0646+4451_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.129317 0.129317 0.258635 0.51727 1.03454 2.06908 4.13816 8.27631 16.5526 33.1053 66.2105 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0037 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.89 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7035 x 1.197 at 11.31 degrees (North through East) ! Clean map min=-0.0036975 max=2.8907 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0646+4451_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0646+4451_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0646+4451_X_2003_06_18_pus_uvs.log closed on Wed Jan 17 16:48:22 2007