! Started logfile: J0922-3959_X_2003_09_17_pus_uvs.log on Sun May 13 21:25:59 2007 obs J0922-3959_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0922-3959_X_2003_09_17_pus_uva.fits ! AN table 1: 35 integrations on 120 of 120 possible baselines. ! AN table 2: 11 integrations on 120 of 120 possible baselines. ! AN table 3: 94 integrations on 120 of 120 possible baselines. ! AN table 4: 116 integrations on 120 of 120 possible baselines. ! AN table 5: 44 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0860278 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1493 lines of history. ! ! Reading 12388 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 428 telescope corrections were flagged in sub-array 1. ! A total of 176 telescope corrections were flagged in sub-array 2. ! A total of 1227 telescope corrections were flagged in sub-array 3. ! A total of 1657 telescope corrections were flagged in sub-array 4. ! A total of 382 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 428 telescope corrections were flagged in sub-array 1. ! A total of 176 telescope corrections were flagged in sub-array 2. ! A total of 1227 telescope corrections were flagged in sub-array 3. ! A total of 1657 telescope corrections were flagged in sub-array 4. ! A total of 382 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 428 telescope corrections were flagged in sub-array 1. ! A total of 176 telescope corrections were flagged in sub-array 2. ! A total of 1227 telescope corrections were flagged in sub-array 3. ! A total of 1657 telescope corrections were flagged in sub-array 4. ! A total of 382 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 428 telescope corrections were flagged in sub-array 1. ! A total of 176 telescope corrections were flagged in sub-array 2. ! A total of 1227 telescope corrections were flagged in sub-array 3. ! A total of 1657 telescope corrections were flagged in sub-array 4. ! A total of 382 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.251605Jy sigma=0.001607 ! Fit after self-cal, rms=0.250667Jy sigma=0.001597 ! 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6077 mas, bmaj=1.719 mas, bpa=-4.15 degrees ! Estimated noise=1714.87 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 = 0.7122 Jy ! Component: 100 - total flux cleaned = 0.880033 Jy ! Total flux subtracted in 100 components = 0.880033 Jy ! Clean residual min=-0.023691 max=0.067001 Jy/beam ! Clean residual mean=0.001784 rms=0.009719 Jy/beam ! Combined flux in latest and established models = 0.880033 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.880033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265848Jy sigma=0.001861 ! Fit after self-cal, rms=0.265855Jy sigma=0.001861 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0771048 Jy ! Component: 100 - total flux cleaned = 0.127763 Jy ! Total flux subtracted in 100 components = 0.127763 Jy ! Clean residual min=-0.013902 max=0.027965 Jy/beam ! Clean residual mean=0.000898 rms=0.005011 Jy/beam ! Combined flux in latest and established models = 1.0078 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 1.0078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217532Jy sigma=0.001300 ! Fit after self-cal, rms=0.217517Jy sigma=0.001300 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7986 mas, bmaj=2.269 mas, bpa=-9.947 degrees ! Estimated noise=878.632 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 = 0.0679109 Jy ! Component: 100 - total flux cleaned = 0.0982931 Jy ! Component: 150 - total flux cleaned = 0.112153 Jy ! Component: 200 - total flux cleaned = 0.118592 Jy ! Total flux subtracted in 200 components = 0.118592 Jy ! Clean residual min=-0.005072 max=0.009642 Jy/beam ! Clean residual mean=0.000446 rms=0.001963 Jy/beam ! Combined flux in latest and established models = 1.12639 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 1.12639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200261Jy sigma=0.001061 ! Fit after self-cal, rms=0.200207Jy sigma=0.001061 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.01 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.02 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00* NL 1.02 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.01 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.00 NL 0.99 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.01 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.01 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.02 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.01 MK 0.99 NL 1.02 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00 NL 0.99 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.01 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 GC 1.00* HN 1.00* KP 1.00 ! LA 0.99 MK 1.01 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.01 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.01 MK 0.99 NL 1.02 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.01 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 GC 1.00* HN 1.00* KP 1.00 ! LA 0.99 MK 1.01 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.01 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.01 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! ! Fit before self-cal, rms=0.200207Jy sigma=0.001061 ! Fit after self-cal, rms=0.201485Jy sigma=0.001058 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7997 mas, bmaj=2.273 mas, bpa=-10.03 degrees ! Estimated noise=877.304 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 = 0.000363317 Jy ! Component: 100 - total flux cleaned = 0.000517683 Jy ! Component: 150 - total flux cleaned = 0.000648211 Jy ! Component: 200 - total flux cleaned = 0.000796297 Jy ! Total flux subtracted in 200 components = 0.000796297 Jy ! Clean residual min=-0.004978 max=0.007362 Jy/beam ! Clean residual mean=0.000181 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 1.12718 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 1.12718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201452Jy sigma=0.001058 ! Fit after self-cal, rms=0.201470Jy sigma=0.001058 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.201470Jy sigma=0.001058 ! Fit after self-cal, rms=0.201459Jy sigma=0.001058 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7994 mas, bmaj=2.272 mas, bpa=-10.06 degrees ! Estimated noise=877.242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000249135 Jy ! Component: 100 - total flux cleaned = 0.000389288 Jy ! Component: 150 - total flux cleaned = 0.000509032 Jy ! Component: 200 - total flux cleaned = 0.00061266 Jy ! Total flux subtracted in 200 components = 0.00061266 Jy ! Clean residual min=-0.004984 max=0.007234 Jy/beam ! Clean residual mean=0.000170 rms=0.001594 Jy/beam ! Combined flux in latest and established models = 1.1278 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 1.1278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201433Jy sigma=0.001058 ! Fit after self-cal, rms=0.201425Jy sigma=0.001058 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 (1.4, -11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00681517 Jy ! Component: 100 - total flux cleaned = 0.00816504 Jy ! Component: 150 - total flux cleaned = 0.0082611 Jy ! Component: 200 - total flux cleaned = 0.00842128 Jy ! Total flux subtracted in 200 components = 0.00842128 Jy ! Clean residual min=-0.004652 max=0.005063 Jy/beam ! Clean residual mean=0.000064 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 1.13622 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 1.13622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201201Jy sigma=0.001055 ! Fit after self-cal, rms=0.201129Jy sigma=0.001054 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.201129Jy sigma=0.001054 ! Fit after self-cal, rms=0.200753Jy sigma=0.001054 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7988 mas, bmaj=2.271 mas, bpa=-10.08 degrees ! Estimated noise=877.163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0037843 Jy ! Component: 100 - total flux cleaned = 0.00458147 Jy ! Component: 150 - total flux cleaned = 0.00471298 Jy ! Component: 200 - total flux cleaned = 0.00471213 Jy ! Total flux subtracted in 200 components = 0.00471213 Jy ! Clean residual min=-0.004566 max=0.004790 Jy/beam ! Clean residual mean=-0.000016 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 1.14093 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 1.14093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200676Jy sigma=0.001053 ! Fit after self-cal, rms=0.200638Jy sigma=0.001053 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.00141041 Jy ! Component: 100 - total flux cleaned = 0.00170658 Jy ! Component: 150 - total flux cleaned = 0.00175876 Jy ! Component: 200 - total flux cleaned = 0.00175844 Jy ! Total flux subtracted in 200 components = 0.00175844 Jy ! Clean residual min=-0.004525 max=0.004654 Jy/beam ! Clean residual mean=-0.000043 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 1.14269 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 71 components and 1.14269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200609Jy sigma=0.001052 ! Fit after self-cal, rms=0.200599Jy sigma=0.001052 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.200599Jy sigma=0.001052 ! Fit after self-cal, rms=0.200315Jy sigma=0.001052 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.682 mas, bmaj=9.054 mas, bpa=-5.755 degrees ! Estimated noise=1093.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178209 Jy ! Component: 100 - total flux cleaned = 0.00179556 Jy ! Component: 150 - total flux cleaned = 0.00180369 Jy ! Component: 200 - total flux cleaned = 0.00180501 Jy ! Total flux subtracted in 200 components = 0.00180501 Jy ! Clean residual min=-0.003428 max=0.003941 Jy/beam ! Clean residual mean=-0.000071 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 1.14449 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 1.14449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200299Jy sigma=0.001052 ! Fit after self-cal, rms=0.200275Jy sigma=0.001052 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.000818989 Jy ! Component: 100 - total flux cleaned = 0.000820438 Jy ! Component: 150 - total flux cleaned = 0.00082444 Jy ! Component: 200 - total flux cleaned = 0.000768406 Jy ! Total flux subtracted in 200 components = 0.000768406 Jy ! Clean residual min=-0.003538 max=0.003956 Jy/beam ! Clean residual mean=-0.000101 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 1.14526 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 1.14526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200272Jy sigma=0.001052 ! Fit after self-cal, rms=0.200263Jy sigma=0.001052 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7987 mas, bmaj=2.271 mas, bpa=-10.09 degrees ! Estimated noise=877.268 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7987 x 2.271 at -10.09 degrees (North through East) ! Clean map min=-0.003975 max=0.96802 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=0.200263Jy sigma=0.001052 ! Fit after self-cal, rms=0.199889Jy sigma=0.001052 ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.799 mas, bmaj=2.273 mas, bpa=-10.11 degrees ! Estimated noise=877.655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000913465 Jy ! Component: 100 - total flux cleaned = 0.00116613 Jy ! Component: 150 - total flux cleaned = 0.00108076 Jy ! Component: 200 - total flux cleaned = 0.00104136 Jy ! Total flux subtracted in 200 components = 0.00104136 Jy ! Clean residual min=-0.004385 max=0.004368 Jy/beam ! Clean residual mean=-0.000053 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 1.1463 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 79 components and 1.1463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199860Jy sigma=0.001051 ! Fit after self-cal, rms=0.199854Jy sigma=0.001051 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000395627 Jy ! Component: 100 - total flux cleaned = 0.000480428 Jy ! Component: 150 - total flux cleaned = 0.000445187 Jy ! Component: 200 - total flux cleaned = 0.00044559 Jy ! Total flux subtracted in 200 components = 0.00044559 Jy ! Clean residual min=-0.004387 max=0.004323 Jy/beam ! Clean residual mean=-0.000061 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 1.14675 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 81 components and 1.14675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199836Jy sigma=0.001051 ! Fit after self-cal, rms=0.199833Jy sigma=0.001051 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199833Jy sigma=0.001051 ! Fit after self-cal, rms=0.199752Jy sigma=0.001051 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6081 mas, bmaj=1.72 mas, bpa=-4.323 degrees ! Estimated noise=1717.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.712958 Jy ! Component: 100 - total flux cleaned = 0.882343 Jy ! Component: 150 - total flux cleaned = 0.960622 Jy ! Component: 200 - total flux cleaned = 1.01068 Jy ! Total flux subtracted in 200 components = 1.01068 Jy ! Clean residual min=-0.012013 max=0.027456 Jy/beam ! Clean residual mean=0.000853 rms=0.004793 Jy/beam ! Combined flux in latest and established models = 1.01068 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.01068 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7991 mas, bmaj=2.273 mas, bpa=-10.1 degrees ! Estimated noise=877.727 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 = 0.0654847 Jy ! Component: 100 - total flux cleaned = 0.0956314 Jy ! Component: 150 - total flux cleaned = 0.111984 Jy ! Component: 200 - total flux cleaned = 0.121558 Jy ! Total flux subtracted in 200 components = 0.121558 Jy ! Clean residual min=-0.004078 max=0.007947 Jy/beam ! Clean residual mean=0.000431 rms=0.001725 Jy/beam ! Combined flux in latest and established models = 1.13224 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 1.13224 Jy ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Added new window around map position (0.8, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00742471 Jy ! Component: 100 - total flux cleaned = 0.0111633 Jy ! Component: 150 - total flux cleaned = 0.0119559 Jy ! Component: 200 - total flux cleaned = 0.0122044 Jy ! Total flux subtracted in 200 components = 0.0122044 Jy ! Clean residual min=-0.004285 max=0.003956 Jy/beam ! Clean residual mean=-0.000015 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.14444 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 1.14444 Jy ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.681 mas, bmaj=9.055 mas, bpa=-5.766 degrees ! Estimated noise=1093.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000891676 Jy ! Component: 100 - total flux cleaned = 0.000862113 Jy ! Component: 150 - total flux cleaned = 0.000862335 Jy ! Component: 200 - total flux cleaned = 0.000836391 Jy ! Total flux subtracted in 200 components = 0.000836391 Jy ! Clean residual min=-0.003443 max=0.003798 Jy/beam ! Clean residual mean=-0.000101 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 1.14528 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 = -2.60899e-05 Jy ! Component: 100 - total flux cleaned = -5.06923e-05 Jy ! Component: 150 - total flux cleaned = -7.46122e-05 Jy ! Component: 200 - total flux cleaned = -9.82602e-05 Jy ! Total flux subtracted in 200 components = -9.82602e-05 Jy ! Clean residual min=-0.003417 max=0.003789 Jy/beam ! Clean residual mean=-0.000102 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 1.14518 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 76 components and 1.14518 Jy ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7991 mas, bmaj=2.273 mas, bpa=-10.1 degrees ! Estimated noise=877.727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000115952 Jy ! Component: 100 - total flux cleaned = -0.000170694 Jy ! Component: 150 - total flux cleaned = -0.00022501 Jy ! Component: 200 - total flux cleaned = -0.000276118 Jy ! Total flux subtracted in 200 components = -0.000276118 Jy ! Clean residual min=-0.004278 max=0.003871 Jy/beam ! Clean residual mean=-0.000055 rms=0.001038 Jy/beam ! Combined flux in latest and established models = 1.1449 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 87 components and 1.1449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199653Jy sigma=0.001051 ! Fit after self-cal, rms=0.199629Jy sigma=0.001050 wmodel J0922-3959_X_2003_09_17_pus_map.mod ! Writing 87 model components to file: J0922-3959_X_2003_09_17_pus_map.mod wobs J0922-3959_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0922-3959_X_2003_09_17_pus_uvs.fits wwins J0922-3959_X_2003_09_17_pus_map.win ! wwins: Wrote 3 windows to J0922-3959_X_2003_09_17_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 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000682192 Jy ! Component: 100 - total flux cleaned = -0.00137251 Jy ! Component: 150 - total flux cleaned = -0.00172694 Jy ! Component: 200 - total flux cleaned = -0.00205835 Jy ! Component: 250 - total flux cleaned = -0.00216293 Jy ! Component: 300 - total flux cleaned = -0.00221214 Jy ! Component: 350 - total flux cleaned = -0.00240557 Jy ! Component: 400 - total flux cleaned = -0.00259169 Jy ! Component: 450 - total flux cleaned = -0.00272718 Jy ! Component: 500 - total flux cleaned = -0.00290076 Jy ! Component: 550 - total flux cleaned = -0.00294241 Jy ! Component: 600 - total flux cleaned = -0.00302471 Jy ! Component: 650 - total flux cleaned = -0.00314502 Jy ! Component: 700 - total flux cleaned = -0.00314471 Jy ! Component: 750 - total flux cleaned = -0.00314452 Jy ! Component: 800 - total flux cleaned = -0.00318189 Jy ! Component: 850 - total flux cleaned = -0.0031823 Jy ! Component: 900 - total flux cleaned = -0.00328995 Jy ! Component: 950 - total flux cleaned = -0.00339487 Jy ! Component: 1000 - total flux cleaned = -0.00349734 Jy ! Total flux subtracted in 1024 components = -0.00349749 Jy ! Clean residual min=-0.001813 max=0.001694 Jy/beam ! Clean residual mean=-0.000037 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 1.14141 Jy keep ! Adding 52 model components to the UV plane model. ! The established model now contains 139 components and 1.14141 Jy wmap "J0922-3959_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7991 x 2.273 at -10.1 degrees (North through East) ! Clean map min=-0.0034972 max=0.96535 Jy/beam ! Writing clean map to FITS file: J0922-3959_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.965349 invert ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000658999 device "J0922-3959_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.204796 0.204796 0.409592 0.819184 1.63837 3.27674 6.55347 13.1069 26.2139 52.4278 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.965 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7991 x 2.273 at -10.1 degrees (North through East) ! Clean map min=-0.0034972 max=0.96535 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0922-3959_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0922-3959_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0922-3959_X_2003_09_17_pus_uvs.log closed on Sun May 13 21:26:54 2007