! Started logfile: J0958+4725_X_2003_06_18_pus_uvs.log on Wed Jan 17 17:03:26 2007 obs J0958+4725_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0958+4725_X_2003_06_18_pus_uva.fits ! AN table 1: 214 integrations on 153 of 153 possible baselines. ! AN table 2: 62 integrations on 153 of 153 possible baselines. ! AN table 3: 96 integrations on 153 of 153 possible baselines. ! AN table 4: Unused. ! AN table 5: Unused. ! AN table 6: 12 integrations on 153 of 153 possible baselines. ! AN table 7: 36 integrations on 153 of 153 possible baselines. ! AN table 8: Unused. ! AN table 9: Unused. ! Apparent sampling: 0.17756 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0958+4725 ! ! 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 45640 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 2871 telescope corrections were flagged in sub-array 1. ! A total of 939 telescope corrections were flagged in sub-array 2. ! A total of 1440 telescope corrections were flagged in sub-array 3. ! A total of 183 telescope corrections were flagged in sub-array 4. ! A total of 568 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 2780 telescope corrections were flagged in sub-array 1. ! A total of 902 telescope corrections were flagged in sub-array 2. ! A total of 1353 telescope corrections were flagged in sub-array 3. ! A total of 183 telescope corrections were flagged in sub-array 4. ! A total of 559 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 2788 telescope corrections were flagged in sub-array 1. ! A total of 902 telescope corrections were flagged in sub-array 2. ! A total of 1353 telescope corrections were flagged in sub-array 3. ! A total of 183 telescope corrections were flagged in sub-array 4. ! A total of 559 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 2780 telescope corrections were flagged in sub-array 1. ! A total of 902 telescope corrections were flagged in sub-array 2. ! A total of 1353 telescope corrections were flagged in sub-array 3. ! A total of 183 telescope corrections were flagged in sub-array 4. ! A total of 559 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.028646Jy sigma=0.011217 ! Fit after self-cal, rms=0.509436Jy sigma=0.006042 ! 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 6.27% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.58 mas, bmaj=0.797 mas, bpa=4.182 degrees ! Estimated noise=897.511 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.03851 Jy ! Component: 100 - total flux cleaned = 1.29479 Jy ! Total flux subtracted in 100 components = 1.29479 Jy ! Clean residual min=-0.030007 max=0.106329 Jy/beam ! Clean residual mean=0.000703 rms=0.011010 Jy/beam ! Combined flux in latest and established models = 1.29479 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.29479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357783Jy sigma=0.003683 ! Fit after self-cal, rms=0.357579Jy sigma=0.003683 ! Inverting map ! Your choice of large map pixels excluded 6.27% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.117228 Jy ! Component: 100 - total flux cleaned = 0.185762 Jy ! Total flux subtracted in 100 components = 0.185762 Jy ! Clean residual min=-0.027915 max=0.035611 Jy/beam ! Clean residual mean=0.000273 rms=0.007198 Jy/beam ! Combined flux in latest and established models = 1.48055 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 1.48055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313281Jy sigma=0.002698 ! Fit after self-cal, rms=0.312986Jy sigma=0.002698 ! Inverting map ! Your choice of large map pixels excluded 6.27% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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 6.27% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7526 mas, bmaj=1.017 mas, bpa=6.722 degrees ! Estimated noise=475.86 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 = 0.0569286 Jy ! Component: 100 - total flux cleaned = 0.0855505 Jy ! Component: 150 - total flux cleaned = 0.100651 Jy ! Component: 200 - total flux cleaned = 0.108662 Jy ! Total flux subtracted in 200 components = 0.108662 Jy ! Clean residual min=-0.024721 max=0.020777 Jy/beam ! Clean residual mean=-0.000103 rms=0.006029 Jy/beam ! Combined flux in latest and established models = 1.58921 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 1.58921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306942Jy sigma=0.002465 ! Fit after self-cal, rms=0.306801Jy sigma=0.002465 ! Inverting map ! Your choice of large map pixels excluded 6.27% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 GG 1.00* HN 0.95 ! KK 1.13 KP 1.00 LA 0.97 MA 1.00* ! MK 1.00* NL 1.06 ON 1.01 OV 0.97 ! PT 0.98 SC 0.98 TC 1.00* TS 1.10 ! WF 1.10 WZ 1.12 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00* GG 1.00* HN 0.96 ! KK 1.00* KP 1.05 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00* ON 0.94 OV 1.01 ! PT 0.99 SC 1.00* TC 1.00* TS 0.92 ! WF 0.96 WZ 0.95 ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 0.96 ! KK 0.97 KP 0.98 LA 0.94 MA 1.00* ! MK 0.92 NL 1.00* ON 1.01 OV 0.99 ! PT 0.94 SC 1.19 TC 1.00* TS 1.01 ! WF 1.03 WZ 1.14 ! ! A total of 33 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 1.00* GG 1.00* HN 1.28 ! KK 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.97 ! WF 1.00* WZ 1.05 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 GG 1.00* HN 0.96 ! KK 1.12 KP 0.95 LA 0.97 MA 0.93 ! MK 1.00* NL 1.02 ON 1.02 OV 0.96 ! PT 1.03 SC 0.95 TC 1.00* TS 1.10 ! WF 1.12 WZ 1.06 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00* GG 1.00* HN 0.97 ! KK 1.00* KP 1.01 LA 0.99 MA 1.04 ! MK 1.00* NL 1.00* ON 0.97 OV 1.01 ! PT 1.05 SC 1.00* TC 1.00* TS 0.91 ! WF 0.99 WZ 0.92 ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 0.97 ! KK 0.95 KP 0.93 LA 0.94 MA 1.00 ! MK 0.94 NL 1.00* ON 1.03 OV 1.00 ! PT 1.00 SC 1.16 TC 1.00* TS 1.02 ! WF 1.04 WZ 1.06 ! ! A total of 33 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 1.00* GG 1.00* HN 1.26 ! KK 1.00* KP 1.00* LA 1.00* MA 1.07 ! MK 1.00* NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.95 ! WF 1.00* WZ 0.99 ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 GG 1.00* HN 0.96 ! KK 1.22 KP 1.00 LA 0.98 MA 0.84 ! MK 1.00* NL 1.00 ON 1.02 OV 1.00 ! PT 1.06 SC 0.99 TC 1.00* TS 1.14 ! WF 1.05 WZ 1.11 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* GG 1.00* HN 0.96 ! KK 1.00* KP 1.03 LA 1.02 MA 1.06 ! MK 1.00* NL 1.00* ON 0.99 OV 1.06 ! PT 1.07 SC 1.00* TC 1.00* TS 0.91 ! WF 0.93 WZ 0.96 ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 0.96 ! KK 1.03 KP 0.98 LA 0.95 MA 0.99 ! MK 0.92 NL 1.00* ON 1.03 OV 1.04 ! PT 1.03 SC 1.23 TC 1.00* TS 1.04 ! WF 0.97 WZ 1.11 ! ! A total of 33 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 1.01 FD 1.00* GG 1.00* HN 1.28 ! KK 1.00* KP 1.00* LA 1.00* MA 1.11 ! MK 1.00* NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.96 ! WF 1.00* WZ 1.01 ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 GG 1.00* HN 0.99 ! KK 1.21 KP 0.95 LA 0.96 MA 0.97 ! MK 1.00* NL 1.01 ON 1.07 OV 0.99 ! PT 1.07 SC 1.04 TC 1.00* TS 1.13 ! WF 1.05 WZ 1.11 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* GG 1.00* HN 1.01 ! KK 1.00* KP 1.00 LA 1.00 MA 1.05 ! MK 1.00* NL 1.00* ON 0.93 OV 1.04 ! PT 1.06 SC 1.00* TC 1.00* TS 0.95 ! WF 0.91 WZ 1.01 ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HN 0.99 ! KK 0.97 KP 0.93 LA 0.92 MA 0.96 ! MK 0.98 NL 1.00* ON 1.00 OV 1.04 ! PT 1.03 SC 1.32 TC 1.00* TS 1.03 ! WF 1.00 WZ 1.09 ! ! A total of 33 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 1.02 FD 1.00* GG 1.00* HN 1.29 ! KK 1.00* KP 1.00* LA 1.00* MA 1.19 ! MK 1.00* NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.96 ! WF 1.00* WZ 1.06 ! ! ! Fit before self-cal, rms=0.306801Jy sigma=0.002465 ! Fit after self-cal, rms=0.287896Jy sigma=0.002136 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7695 mas, bmaj=1.033 mas, bpa=6.143 degrees ! Estimated noise=482.688 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 = -0.00668022 Jy ! Component: 100 - total flux cleaned = -0.00792011 Jy ! Component: 150 - total flux cleaned = -0.00885609 Jy ! Component: 200 - total flux cleaned = -0.0101926 Jy ! Total flux subtracted in 200 components = -0.0101926 Jy ! Clean residual min=-0.016079 max=0.015383 Jy/beam ! Clean residual mean=0.000419 rms=0.004575 Jy/beam ! Combined flux in latest and established models = 1.57902 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 1.57902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287863Jy sigma=0.002133 ! Fit after self-cal, rms=0.287909Jy sigma=0.002132 ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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=0.287909Jy sigma=0.002132 ! Fit after self-cal, rms=0.269565Jy sigma=0.001873 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7694 mas, bmaj=1.034 mas, bpa=7.068 degrees ! Estimated noise=483.089 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00360194 Jy ! Component: 100 - total flux cleaned = -0.00410081 Jy ! Component: 150 - total flux cleaned = -0.00429168 Jy ! Component: 200 - total flux cleaned = -0.00428286 Jy ! Total flux subtracted in 200 components = -0.00428286 Jy ! Clean residual min=-0.005578 max=0.004478 Jy/beam ! Clean residual mean=-0.000132 rms=0.001345 Jy/beam ! Combined flux in latest and established models = 1.57474 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 1.57474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269371Jy sigma=0.001871 ! Fit after self-cal, rms=0.269661Jy sigma=0.001871 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.64633e-05 Jy ! Component: 100 - total flux cleaned = 3.35178e-05 Jy ! Component: 150 - total flux cleaned = -7.16707e-05 Jy ! Component: 200 - total flux cleaned = -7.5073e-05 Jy ! Total flux subtracted in 200 components = -7.5073e-05 Jy ! Clean residual min=-0.005420 max=0.004478 Jy/beam ! Clean residual mean=-0.000130 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 1.57466 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 1.57466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269670Jy sigma=0.001871 ! Fit after self-cal, rms=0.269681Jy sigma=0.001871 ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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=0.269681Jy sigma=0.001871 ! Fit after self-cal, rms=0.271709Jy sigma=0.001868 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7721 mas, bmaj=1.035 mas, bpa=7.39 degrees ! Estimated noise=484.256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00087214 Jy ! Component: 100 - total flux cleaned = -0.00140504 Jy ! Component: 150 - total flux cleaned = -0.00199172 Jy ! Component: 200 - total flux cleaned = -0.00223362 Jy ! Total flux subtracted in 200 components = -0.00223362 Jy ! Clean residual min=-0.005365 max=0.004068 Jy/beam ! Clean residual mean=-0.000126 rms=0.001297 Jy/beam ! Combined flux in latest and established models = 1.57243 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 30 components and 1.57243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271748Jy sigma=0.001869 ! Fit after self-cal, rms=0.271783Jy sigma=0.001869 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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 = -8.54468e-05 Jy ! Component: 100 - total flux cleaned = -0.00016954 Jy ! Component: 150 - total flux cleaned = -0.000318948 Jy ! Component: 200 - total flux cleaned = -0.000382683 Jy ! Total flux subtracted in 200 components = -0.000382683 Jy ! Clean residual min=-0.005289 max=0.004072 Jy/beam ! Clean residual mean=-0.000116 rms=0.001267 Jy/beam ! Combined flux in latest and established models = 1.57205 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 1.57205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271812Jy sigma=0.001869 ! Fit after self-cal, rms=0.271821Jy sigma=0.001869 ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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=0.271821Jy sigma=0.001869 ! Fit after self-cal, rms=0.273726Jy sigma=0.001867 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=2.177 mas, bmaj=2.691 mas, bpa=-58.56 degrees ! Estimated noise=613.927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00249876 Jy ! Component: 100 - total flux cleaned = -0.00262375 Jy ! Component: 150 - total flux cleaned = -0.0027347 Jy ! Component: 200 - total flux cleaned = -0.00283129 Jy ! Total flux subtracted in 200 components = -0.00283129 Jy ! Clean residual min=-0.005018 max=0.003298 Jy/beam ! Clean residual mean=-0.000181 rms=0.001305 Jy/beam ! Combined flux in latest and established models = 1.56922 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 30 components and 1.56922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273707Jy sigma=0.001867 ! Fit after self-cal, rms=0.273708Jy sigma=0.001867 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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 = 0.000129036 Jy ! Component: 100 - total flux cleaned = 3.61999e-05 Jy ! Component: 150 - total flux cleaned = -4.40675e-05 Jy ! Component: 200 - total flux cleaned = -0.0001149 Jy ! Total flux subtracted in 200 components = -0.0001149 Jy ! Clean residual min=-0.005057 max=0.003252 Jy/beam ! Clean residual mean=-0.000173 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 1.5691 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 30 components and 1.5691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273695Jy sigma=0.001867 ! Fit after self-cal, rms=0.273688Jy sigma=0.001867 ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7746 mas, bmaj=1.036 mas, bpa=7.581 degrees ! Estimated noise=485.511 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7746 x 1.036 at 7.581 degrees (North through East) ! Clean map min=-0.0044975 max=1.4119 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=0.273688Jy sigma=0.001867 ! Fit after self-cal, rms=0.257648Jy sigma=0.001677 ! Inverting map and beam ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7746 mas, bmaj=1.036 mas, bpa=7.695 degrees ! Estimated noise=484.971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000392572 Jy ! Component: 100 - total flux cleaned = 2.09677e-05 Jy ! Component: 150 - total flux cleaned = -0.000280803 Jy ! Component: 200 - total flux cleaned = -0.000448465 Jy ! Total flux subtracted in 200 components = -0.000448465 Jy ! Clean residual min=-0.005046 max=0.003948 Jy/beam ! Clean residual mean=-0.000074 rms=0.001205 Jy/beam ! Combined flux in latest and established models = 1.56865 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 31 components and 1.56865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257751Jy sigma=0.001678 ! Fit after self-cal, rms=0.257776Jy sigma=0.001678 ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150228 Jy ! Component: 100 - total flux cleaned = -0.000209006 Jy ! Component: 150 - total flux cleaned = -0.000368465 Jy ! Component: 200 - total flux cleaned = -0.000464216 Jy ! Total flux subtracted in 200 components = -0.000464216 Jy ! Clean residual min=-0.005004 max=0.004071 Jy/beam ! Clean residual mean=-0.000062 rms=0.001190 Jy/beam ! Combined flux in latest and established models = 1.56819 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 1.56819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257828Jy sigma=0.001679 ! Fit after self-cal, rms=0.257840Jy sigma=0.001679 ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257840Jy sigma=0.001679 ! Fit after self-cal, rms=0.259484Jy sigma=0.001678 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 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.5872 mas, bmaj=0.8135 mas, bpa=5.717 degrees ! Estimated noise=915.673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.06223 Jy ! Component: 100 - total flux cleaned = 1.31165 Jy ! Component: 150 - total flux cleaned = 1.41894 Jy ! Component: 200 - total flux cleaned = 1.47576 Jy ! Total flux subtracted in 200 components = 1.47576 Jy ! Clean residual min=-0.009873 max=0.028758 Jy/beam ! Clean residual mean=0.000258 rms=0.003151 Jy/beam ! Combined flux in latest and established models = 1.47576 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.47576 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7768 mas, bmaj=1.036 mas, bpa=7.755 degrees ! Estimated noise=485.991 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 = 0.0476895 Jy ! Component: 100 - total flux cleaned = 0.0696565 Jy ! Component: 150 - total flux cleaned = 0.0809245 Jy ! Component: 200 - total flux cleaned = 0.0869115 Jy ! Total flux subtracted in 200 components = 0.0869115 Jy ! Clean residual min=-0.004864 max=0.006241 Jy/beam ! Clean residual mean=0.000080 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 1.56267 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 1.56267 Jy ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Added new window around map position (1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400036 Jy ! Component: 100 - total flux cleaned = 0.00452277 Jy ! Component: 150 - total flux cleaned = 0.00462699 Jy ! Component: 200 - total flux cleaned = 0.00472001 Jy ! Total flux subtracted in 200 components = 0.00472001 Jy ! Clean residual min=-0.004854 max=0.004483 Jy/beam ! Clean residual mean=-0.000040 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.56739 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 1.56739 Jy ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 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 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=2.178 mas, bmaj=2.691 mas, bpa=-58.61 degrees ! Estimated noise=613.311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000485838 Jy ! Component: 100 - total flux cleaned = -0.000485913 Jy ! Component: 150 - total flux cleaned = -0.000511853 Jy ! Component: 200 - total flux cleaned = -0.000512447 Jy ! Total flux subtracted in 200 components = -0.000512447 Jy ! Clean residual min=-0.004265 max=0.002766 Jy/beam ! Clean residual mean=-0.000082 rms=0.001184 Jy/beam ! Combined flux in latest and established models = 1.56688 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 = -2.09414e-05 Jy ! Component: 100 - total flux cleaned = -2.14968e-05 Jy ! Component: 150 - total flux cleaned = -2.13573e-05 Jy ! Component: 200 - total flux cleaned = -5.10302e-06 Jy ! Total flux subtracted in 200 components = -5.10302e-06 Jy ! Clean residual min=-0.004280 max=0.002789 Jy/beam ! Clean residual mean=-0.000082 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 1.56687 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 1.56687 Jy ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.7768 mas, bmaj=1.036 mas, bpa=7.755 degrees ! Estimated noise=485.991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000304367 Jy ! Component: 100 - total flux cleaned = 0.000304984 Jy ! Component: 150 - total flux cleaned = 0.000377269 Jy ! Component: 200 - total flux cleaned = 0.000509536 Jy ! Total flux subtracted in 200 components = 0.000509536 Jy ! Clean residual min=-0.004829 max=0.004569 Jy/beam ! Clean residual mean=-0.000040 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.56738 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 1.56738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259646Jy sigma=0.001680 ! Fit after self-cal, rms=0.259683Jy sigma=0.001679 wmodel J0958+4725_X_2003_06_18_pus_map.mod ! Writing 54 model components to file: J0958+4725_X_2003_06_18_pus_map.mod wobs J0958+4725_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0958+4725_X_2003_06_18_pus_uvs.fits wwins J0958+4725_X_2003_06_18_pus_map.win ! wwins: Wrote 2 windows to J0958+4725_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 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000747628 Jy ! Component: 100 - total flux cleaned = -0.00212801 Jy ! Component: 150 - total flux cleaned = -0.00328116 Jy ! Component: 200 - total flux cleaned = -0.00369421 Jy ! Component: 250 - total flux cleaned = -0.00382772 Jy ! Component: 300 - total flux cleaned = -0.00395754 Jy ! Component: 350 - total flux cleaned = -0.00408151 Jy ! Component: 400 - total flux cleaned = -0.00420139 Jy ! Component: 450 - total flux cleaned = -0.00443504 Jy ! Component: 500 - total flux cleaned = -0.00460578 Jy ! Component: 550 - total flux cleaned = -0.00471683 Jy ! Component: 600 - total flux cleaned = -0.00482474 Jy ! Component: 650 - total flux cleaned = -0.00477118 Jy ! Component: 700 - total flux cleaned = -0.00477077 Jy ! Component: 750 - total flux cleaned = -0.00471944 Jy ! Component: 800 - total flux cleaned = -0.0047689 Jy ! Component: 850 - total flux cleaned = -0.00471913 Jy ! Component: 900 - total flux cleaned = -0.00467035 Jy ! Component: 950 - total flux cleaned = -0.00462314 Jy ! Component: 1000 - total flux cleaned = -0.0046706 Jy ! Total flux subtracted in 1024 components = -0.00462411 Jy ! Clean residual min=-0.002325 max=0.002341 Jy/beam ! Clean residual mean=0.000086 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 1.56276 Jy keep ! Adding 67 model components to the UV plane model. ! The established model now contains 121 components and 1.56276 Jy wmap "J0958+4725_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7768 x 1.036 at 7.755 degrees (North through East) ! Clean map min=-0.0038744 max=1.4159 Jy/beam ! Writing clean map to FITS file: J0958+4725_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 1.41586 invert ! Inverting map ! Your choice of large map pixels excluded 6.43% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! The y-axis pixel size should ideally be below 0.1936 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000874327 device "J0958+4725_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0958+4725_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.185256 0.185256 0.370513 0.741026 1.48205 2.9641 5.92821 11.8564 23.7128 47.4257 94.8513 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.415 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7768 x 1.036 at 7.755 degrees (North through East) ! Clean map min=-0.0038744 max=1.4159 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0958+4725_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0958+4725_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0958+4725_X_2003_06_18_pus_uvs.log closed on Wed Jan 17 17:04:57 2007