! Started logfile: J1740+5211_X_2003_06_18_pus_uvs.log on Thu Jan 18 14:05:47 2007 obs J1740+5211_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1740+5211_X_2003_06_18_pus_uva.fits ! AN table 1: 39 integrations on 153 of 153 possible baselines. ! AN table 2: 11 integrations on 153 of 153 possible baselines. ! AN table 3: 49 integrations on 153 of 153 possible baselines. ! AN table 4: 95 integrations on 153 of 153 possible baselines. ! AN table 5: 184 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.116886 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1740+5211 ! ! 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 2235 lines of history. ! ! Reading 27040 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 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 618 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 693 telescope corrections were flagged in sub-array 3. ! A total of 1458 telescope corrections were flagged in sub-array 4. ! A total of 2334 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 592 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 646 telescope corrections were flagged in sub-array 3. ! A total of 1383 telescope corrections were flagged in sub-array 4. ! A total of 2334 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 585 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 651 telescope corrections were flagged in sub-array 3. ! A total of 1394 telescope corrections were flagged in sub-array 4. ! A total of 2334 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 583 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 680 telescope corrections were flagged in sub-array 3. ! A total of 1389 telescope corrections were flagged in sub-array 4. ! A total of 2343 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.995816Jy sigma=0.011741 ! Fit after self-cal, rms=0.239496Jy sigma=0.002400 ! 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 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.5291 mas, bmaj=0.6048 mas, bpa=3.249 degrees ! Estimated noise=865.337 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 = 0.775689 Jy ! Component: 100 - total flux cleaned = 0.945153 Jy ! Total flux subtracted in 100 components = 0.945153 Jy ! Clean residual min=-0.021204 max=0.051634 Jy/beam ! Clean residual mean=0.000432 rms=0.006642 Jy/beam ! Combined flux in latest and established models = 0.945153 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.945153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255209Jy sigma=0.002660 ! Fit after self-cal, rms=0.255180Jy sigma=0.002660 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0562606 Jy ! Component: 100 - total flux cleaned = 0.0910206 Jy ! Total flux subtracted in 100 components = 0.0910206 Jy ! Clean residual min=-0.020010 max=0.032588 Jy/beam ! Clean residual mean=0.000197 rms=0.005424 Jy/beam ! Combined flux in latest and established models = 1.03617 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 1.03617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228899Jy sigma=0.002210 ! Fit after self-cal, rms=0.228601Jy sigma=0.002210 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7856 mas, bmaj=0.8122 mas, bpa=-50.71 degrees ! Estimated noise=407.3 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 = 0.0560196 Jy ! Component: 100 - total flux cleaned = 0.0832592 Jy ! Component: 150 - total flux cleaned = 0.0968252 Jy ! Component: 200 - total flux cleaned = 0.103579 Jy ! Total flux subtracted in 200 components = 0.103579 Jy ! Clean residual min=-0.013521 max=0.015918 Jy/beam ! Clean residual mean=-0.000115 rms=0.003714 Jy/beam ! Combined flux in latest and established models = 1.13975 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 1.13975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218956Jy sigma=0.001986 ! Fit after self-cal, rms=0.218714Jy sigma=0.001985 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* GG 1.00* HN 0.99 ! KK 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.46 ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.95 ! WF 1.11 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 GG 1.00* HN 0.94 ! KK 1.00* KP 1.08 LA 1.01 MA 1.00* ! MK 1.00* NL 1.04 ON 0.95 OV 1.00* ! PT 1.00* SC 0.97 TC 1.00* TS 1.35 ! WF 1.06 WZ 1.00* ! ! A total of 123 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.00* GG 1.00* HN 1.00* ! KK 0.98 KP 1.00* LA 1.00* MA 1.00* ! MK 0.99 NL 1.00* ON 1.03 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.01 ! WF 1.00* WZ 1.08 ! ! A total of 30 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.94 FD 1.00 GG 1.00* HN 1.03 ! KK 0.99 KP 1.02 LA 0.97 MA 1.00* ! MK 0.98 NL 1.04 ON 1.04 OV 0.96 ! PT 0.98 SC 1.00* TC 1.00* TS 0.98 ! WF 1.02 WZ 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00* GG 1.00* HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MA 0.91 ! MK 1.00* NL 1.38 ON 2.64 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.98 ! WF 1.07 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.02 GG 1.00* HN 0.96 ! KK 1.00* KP 1.01 LA 1.02 MA 1.07 ! MK 1.00* NL 1.01 ON 0.97 OV 1.00* ! PT 1.00* SC 0.95 TC 1.00* TS 1.32 ! WF 1.10 WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.00* GG 1.00* HN 1.00* ! KK 0.98 KP 1.00* LA 1.00* MA 1.18 ! MK 0.99 NL 1.00* ON 0.99 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.94 ! WF 1.00* WZ 1.00 ! ! A total of 30 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 FD 0.99 GG 1.00* HN 1.03 ! KK 0.99 KP 0.97 LA 0.98 MA 1.00* ! MK 0.98 NL 1.00 ON 1.03 OV 0.96 ! PT 1.02 SC 1.00* TC 1.00* TS 0.98 ! WF 1.03 WZ 0.93 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00* GG 1.00* HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MA 0.90 ! MK 1.00* NL 1.35 ON 2.18 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.97 ! WF 1.04 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.98 GG 1.00* HN 0.94 ! KK 1.00* KP 1.08 LA 1.03 MA 1.02 ! MK 1.00* NL 1.00 ON 0.93 OV 1.00* ! PT 1.00* SC 0.95 TC 1.00* TS 1.34 ! WF 1.05 WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.00* GG 1.00* HN 1.00* ! KK 1.03 KP 1.00* LA 1.00* MA 1.24 ! MK 0.99 NL 1.00* ON 0.95 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.97 ! WF 1.00* WZ 1.02 ! ! A total of 30 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00 FD 0.98 GG 1.00* HN 1.03 ! KK 1.04 KP 1.01 LA 0.99 MA 1.00* ! MK 0.98 NL 0.99 ON 1.01 OV 1.00 ! PT 1.04 SC 1.00* TC 1.00* TS 1.00 ! WF 0.98 WZ 0.96 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* GG 1.00* HN 1.00 ! KK 1.00* KP 1.00* LA 1.00* MA 0.90 ! MK 1.00* NL 1.40 ON 1.39 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.96 ! WF 1.06 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.97 GG 1.00* HN 1.33 ! KK 1.00* KP 1.02 LA 0.99 MA 1.11 ! MK 1.00* NL 1.03 ON 0.98 OV 1.00* ! PT 1.00* SC 0.93 TC 1.00* TS 1.35 ! WF 1.16 WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00* GG 1.00* HN 1.00* ! KK 1.00 KP 1.00* LA 1.00* MA 1.22 ! MK 1.01 NL 1.00* ON 0.99 OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 0.97 ! WF 1.00* WZ 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.97 FD 0.97 GG 1.00* HN 1.06 ! KK 1.02 KP 0.97 LA 0.98 MA 1.00* ! MK 1.02 NL 1.00 ON 1.06 OV 0.99 ! PT 1.06 SC 1.00* TC 1.00* TS 1.01 ! WF 0.99 WZ 0.97 ! ! ! Fit before self-cal, rms=0.218714Jy sigma=0.001985 ! Fit after self-cal, rms=0.216033Jy sigma=0.001804 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7861 mas, bmaj=0.8169 mas, bpa=-58.8 degrees ! Estimated noise=408.894 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 = 1.76769e-05 Jy ! Component: 100 - total flux cleaned = 1.65886e-05 Jy ! Component: 150 - total flux cleaned = 9.9105e-06 Jy ! Component: 200 - total flux cleaned = 1.21693e-05 Jy ! Total flux subtracted in 200 components = 1.21693e-05 Jy ! Clean residual min=-0.009174 max=0.011026 Jy/beam ! Clean residual mean=0.000537 rms=0.002582 Jy/beam ! Combined flux in latest and established models = 1.13976 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 1.13976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215969Jy sigma=0.001803 ! Fit after self-cal, rms=0.216137Jy sigma=0.001802 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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=0.216137Jy sigma=0.001802 ! Fit after self-cal, rms=0.214730Jy sigma=0.001777 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7853 mas, bmaj=0.8176 mas, bpa=-58.56 degrees ! Estimated noise=409.442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120941 Jy ! Component: 100 - total flux cleaned = 0.00121829 Jy ! Component: 150 - total flux cleaned = 0.00130218 Jy ! Component: 200 - total flux cleaned = 0.0012274 Jy ! Total flux subtracted in 200 components = 0.0012274 Jy ! Clean residual min=-0.007121 max=0.009438 Jy/beam ! Clean residual mean=0.000614 rms=0.002054 Jy/beam ! Combined flux in latest and established models = 1.14099 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 1.14099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214701Jy sigma=0.001775 ! Fit after self-cal, rms=0.214713Jy sigma=0.001775 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00740566 Jy ! Component: 100 - total flux cleaned = 0.00740654 Jy ! Component: 150 - total flux cleaned = 0.00759497 Jy ! Component: 200 - total flux cleaned = 0.00774819 Jy ! Total flux subtracted in 200 components = 0.00774819 Jy ! Clean residual min=-0.006954 max=0.007513 Jy/beam ! Clean residual mean=0.000437 rms=0.001844 Jy/beam ! Combined flux in latest and established models = 1.14874 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 1.14874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214137Jy sigma=0.001770 ! Fit after self-cal, rms=0.214094Jy sigma=0.001769 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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=0.214094Jy sigma=0.001769 ! Fit after self-cal, rms=0.214015Jy sigma=0.001741 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7842 mas, bmaj=0.8184 mas, bpa=-58.28 degrees ! Estimated noise=409.848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327509 Jy ! Component: 100 - total flux cleaned = 0.00338039 Jy ! Component: 150 - total flux cleaned = 0.00347546 Jy ! Component: 200 - total flux cleaned = 0.00356769 Jy ! Total flux subtracted in 200 components = 0.00356769 Jy ! Clean residual min=-0.002676 max=0.003610 Jy/beam ! Clean residual mean=0.000584 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 1.15231 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 40 components and 1.15231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213879Jy sigma=0.001740 ! Fit after self-cal, rms=0.213925Jy sigma=0.001739 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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 = 0.000783591 Jy ! Component: 100 - total flux cleaned = 0.000861055 Jy ! Component: 150 - total flux cleaned = 0.000934263 Jy ! Component: 200 - total flux cleaned = 0.00107203 Jy ! Total flux subtracted in 200 components = 0.00107203 Jy ! Clean residual min=-0.002700 max=0.003451 Jy/beam ! Clean residual mean=0.000558 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 1.15338 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 1.15338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213861Jy sigma=0.001739 ! Fit after self-cal, rms=0.213862Jy sigma=0.001739 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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=0.213862Jy sigma=0.001739 ! Fit after self-cal, rms=0.214196Jy sigma=0.001738 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=2.358 mas, bmaj=4.18 mas, bpa=61.72 degrees ! Estimated noise=554.468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322158 Jy ! Component: 100 - total flux cleaned = 0.00415898 Jy ! Component: 150 - total flux cleaned = 0.00425466 Jy ! Component: 200 - total flux cleaned = 0.00428308 Jy ! Total flux subtracted in 200 components = 0.00428308 Jy ! Clean residual min=-0.002143 max=0.004577 Jy/beam ! Clean residual mean=0.001275 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 1.15766 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 1.15766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214185Jy sigma=0.001738 ! Fit after self-cal, rms=0.214173Jy sigma=0.001738 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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 = 0.000596718 Jy ! Component: 100 - total flux cleaned = 0.000673043 Jy ! Component: 150 - total flux cleaned = 0.000765628 Jy ! Component: 200 - total flux cleaned = 0.000768596 Jy ! Total flux subtracted in 200 components = 0.000768596 Jy ! Clean residual min=-0.002097 max=0.004498 Jy/beam ! Clean residual mean=0.001230 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 1.15843 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 50 components and 1.15843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214179Jy sigma=0.001738 ! Fit after self-cal, rms=0.214180Jy sigma=0.001738 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7831 mas, bmaj=0.8191 mas, bpa=-58.4 degrees ! Estimated noise=409.997 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7831 x 0.8191 at -58.4 degrees (North through East) ! Clean map min=-0.0040173 max=1.0435 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=0.214180Jy sigma=0.001738 ! Fit after self-cal, rms=0.237675Jy sigma=0.001597 ! Inverting map and beam ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7825 mas, bmaj=0.8186 mas, bpa=-58.21 degrees ! Estimated noise=410.286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000922633 Jy ! Component: 100 - total flux cleaned = 0.000921134 Jy ! Component: 150 - total flux cleaned = 0.00106012 Jy ! Component: 200 - total flux cleaned = 0.00106043 Jy ! Total flux subtracted in 200 components = 0.00106043 Jy ! Clean residual min=-0.002322 max=0.003323 Jy/beam ! Clean residual mean=0.000415 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 1.15949 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 52 components and 1.15949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237627Jy sigma=0.001597 ! Fit after self-cal, rms=0.237633Jy sigma=0.001597 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Added new window around map position (2.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232543 Jy ! Component: 100 - total flux cleaned = 0.00238808 Jy ! Component: 150 - total flux cleaned = 0.00244525 Jy ! Component: 200 - total flux cleaned = 0.00244611 Jy ! Total flux subtracted in 200 components = 0.00244611 Jy ! Clean residual min=-0.002424 max=0.003069 Jy/beam ! Clean residual mean=0.000353 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 1.16194 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 1.16194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237569Jy sigma=0.001596 ! Fit after self-cal, rms=0.237575Jy sigma=0.001596 ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237575Jy sigma=0.001596 ! Fit after self-cal, rms=0.238363Jy sigma=0.001596 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 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.533 mas, bmaj=0.5975 mas, bpa=3.845 degrees ! Estimated noise=882.848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.780298 Jy ! Component: 100 - total flux cleaned = 0.951177 Jy ! Component: 150 - total flux cleaned = 1.01105 Jy ! Component: 200 - total flux cleaned = 1.0491 Jy ! Total flux subtracted in 200 components = 1.0491 Jy ! Clean residual min=-0.008652 max=0.020537 Jy/beam ! Clean residual mean=0.000308 rms=0.002955 Jy/beam ! Combined flux in latest and established models = 1.0491 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 1.0491 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7819 mas, bmaj=0.819 mas, bpa=-58.15 degrees ! Estimated noise=410.506 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 = 0.0506871 Jy ! Component: 100 - total flux cleaned = 0.074214 Jy ! Component: 150 - total flux cleaned = 0.0873726 Jy ! Component: 200 - total flux cleaned = 0.0956522 Jy ! Total flux subtracted in 200 components = 0.0956522 Jy ! Clean residual min=-0.002414 max=0.006166 Jy/beam ! Clean residual mean=0.000812 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 1.14475 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 40 components and 1.14475 Jy ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Added new window around map position (1.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00658629 Jy ! Component: 100 - total flux cleaned = 0.0108397 Jy ! Component: 150 - total flux cleaned = 0.0139357 Jy ! Component: 200 - total flux cleaned = 0.0158898 Jy ! Total flux subtracted in 200 components = 0.0158898 Jy ! Clean residual min=-0.002163 max=0.002846 Jy/beam ! Clean residual mean=0.000426 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 1.16064 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 1.16064 Jy ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 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 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=2.357 mas, bmaj=4.178 mas, bpa=61.76 degrees ! Estimated noise=556.013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263109 Jy ! Component: 100 - total flux cleaned = 0.00381759 Jy ! Component: 150 - total flux cleaned = 0.00412232 Jy ! Component: 200 - total flux cleaned = 0.00425649 Jy ! Total flux subtracted in 200 components = 0.00425649 Jy ! Clean residual min=-0.002281 max=0.003918 Jy/beam ! Clean residual mean=0.000837 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 1.1649 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 = 7.66154e-05 Jy ! Component: 100 - total flux cleaned = 0.000126141 Jy ! Component: 150 - total flux cleaned = 0.000198998 Jy ! Component: 200 - total flux cleaned = 0.000245389 Jy ! Total flux subtracted in 200 components = 0.000245389 Jy ! Clean residual min=-0.002264 max=0.003888 Jy/beam ! Clean residual mean=0.000822 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 1.16514 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 1.16514 Jy ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! Estimated beam: bmin=0.7819 mas, bmaj=0.819 mas, bpa=-58.15 degrees ! Estimated noise=410.506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00155797 Jy ! Component: 100 - total flux cleaned = -0.00169718 Jy ! Component: 150 - total flux cleaned = -0.00169626 Jy ! Component: 200 - total flux cleaned = -0.00169507 Jy ! Total flux subtracted in 200 components = -0.00169507 Jy ! Clean residual min=-0.002210 max=0.002679 Jy/beam ! Clean residual mean=0.000360 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 1.16345 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 1.16345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238222Jy sigma=0.001594 ! Fit after self-cal, rms=0.238234Jy sigma=0.001594 wmodel J1740+5211_X_2003_06_18_pus_map.mod ! Writing 75 model components to file: J1740+5211_X_2003_06_18_pus_map.mod wobs J1740+5211_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1740+5211_X_2003_06_18_pus_uvs.fits wwins J1740+5211_X_2003_06_18_pus_map.win ! wwins: Wrote 4 windows to J1740+5211_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 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121772 Jy ! Component: 100 - total flux cleaned = 0.00235781 Jy ! Component: 150 - total flux cleaned = 0.00327164 Jy ! Component: 200 - total flux cleaned = 0.00402193 Jy ! Component: 250 - total flux cleaned = 0.00478386 Jy ! Component: 300 - total flux cleaned = 0.00552067 Jy ! Component: 350 - total flux cleaned = 0.00619814 Jy ! Component: 400 - total flux cleaned = 0.00681976 Jy ! Component: 450 - total flux cleaned = 0.00731978 Jy ! Component: 500 - total flux cleaned = 0.00777489 Jy ! Component: 550 - total flux cleaned = 0.00825567 Jy ! Component: 600 - total flux cleaned = 0.00869351 Jy ! Component: 650 - total flux cleaned = 0.00912379 Jy ! Component: 700 - total flux cleaned = 0.00961098 Jy ! Component: 750 - total flux cleaned = 0.00996242 Jy ! Component: 800 - total flux cleaned = 0.0102771 Jy ! Component: 850 - total flux cleaned = 0.0106489 Jy ! Component: 900 - total flux cleaned = 0.0109236 Jy ! Component: 950 - total flux cleaned = 0.0111948 Jy ! Component: 1000 - total flux cleaned = 0.0114626 Jy ! Total flux subtracted in 1024 components = 0.0116103 Jy ! Clean residual min=-0.001473 max=0.002196 Jy/beam ! Clean residual mean=0.000144 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 1.17506 Jy keep ! Adding 73 model components to the UV plane model. ! The established model now contains 148 components and 1.17506 Jy wmap "J1740+5211_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7819 x 0.819 at -58.15 degrees (North through East) ! Clean map min=-0.001877 max=1.045 Jy/beam ! Writing clean map to FITS file: J1740+5211_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 1.04495 invert ! Inverting map ! Your choice of large map pixels excluded 2.99% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000542204 device "J1740+5211_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1740+5211_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.155664 0.155664 0.311328 0.622655 1.24531 2.49062 4.98124 9.96248 19.925 39.8499 79.6999 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.044 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7819 x 0.819 at -58.15 degrees (North through East) ! Clean map min=-0.001877 max=1.045 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1740+5211_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1740+5211_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1740+5211_X_2003_06_18_pus_uvs.log closed on Thu Jan 18 14:07:11 2007