! Started logfile: J0958+4725_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:20:58 2010 obs J0958+4725_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0958+4725_X_2007_12_05_pus_uva.fits ! AN table 1: 12 integrations on 136 of 136 possible baselines. ! AN table 2: 13 integrations on 136 of 136 possible baselines. ! AN table 3: 155 integrations on 136 of 136 possible baselines. ! AN table 4: 27 integrations on 136 of 136 possible baselines. ! AN table 5: 45 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0945378 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 1501 lines of history. ! ! Reading 12960 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 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",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 = 512x512 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 138 telescope corrections were flagged in sub-array 1. ! A total of 137 telescope corrections were flagged in sub-array 2. ! A total of 2101 telescope corrections were flagged in sub-array 3. ! A total of 293 telescope corrections were flagged in sub-array 4. ! A total of 523 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 137 telescope corrections were flagged in sub-array 2. ! A total of 2101 telescope corrections were flagged in sub-array 3. ! A total of 293 telescope corrections were flagged in sub-array 4. ! A total of 523 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 137 telescope corrections were flagged in sub-array 2. ! A total of 2101 telescope corrections were flagged in sub-array 3. ! A total of 293 telescope corrections were flagged in sub-array 4. ! A total of 523 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 137 telescope corrections were flagged in sub-array 2. ! A total of 2110 telescope corrections were flagged in sub-array 3. ! A total of 293 telescope corrections were flagged in sub-array 4. ! A total of 523 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.760495Jy sigma=0.006421 ! Fit after self-cal, rms=0.277277Jy sigma=0.002768 ! 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 2.33% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.519 mas, bmaj=0.9455 mas, bpa=5.62 degrees ! Estimated noise=1113.23 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 = 0.754722 Jy ! Component: 100 - total flux cleaned = 0.972104 Jy ! Total flux subtracted in 100 components = 0.972104 Jy ! Clean residual min=-0.024383 max=0.097617 Jy/beam ! Clean residual mean=0.000059 rms=0.007804 Jy/beam ! Combined flux in latest and established models = 0.972104 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.972104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254743Jy sigma=0.002406 ! Fit after self-cal, rms=0.254589Jy sigma=0.002405 ! Inverting map ! Your choice of large map pixels excluded 2.33% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106482 Jy ! Component: 100 - total flux cleaned = 0.165616 Jy ! Total flux subtracted in 100 components = 0.165616 Jy ! Clean residual min=-0.016513 max=0.029241 Jy/beam ! Clean residual mean=-0.000076 rms=0.004472 Jy/beam ! Combined flux in latest and established models = 1.13772 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 1.13772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201407Jy sigma=0.001628 ! Fit after self-cal, rms=0.201278Jy sigma=0.001627 ! Inverting map ! Your choice of large map pixels excluded 2.33% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0338531 Jy ! Component: 100 - total flux cleaned = 0.053051 Jy ! Total flux subtracted in 100 components = 0.053051 Jy ! Clean residual min=-0.016616 max=0.020878 Jy/beam ! Clean residual mean=-0.000119 rms=0.003912 Jy/beam ! Combined flux in latest and established models = 1.19077 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 1.19077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198500Jy sigma=0.001529 ! Fit after self-cal, rms=0.198462Jy sigma=0.001529 ! Inverting map ! Your choice of large map pixels excluded 2.33% of the data. ! The x-axis pixel size should ideally be below 0.1844 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 2.33% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6497 mas, bmaj=1.199 mas, bpa=-1.219 degrees ! Estimated noise=652.733 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 = 0.00993428 Jy ! Component: 100 - total flux cleaned = 0.013876 Jy ! Component: 150 - total flux cleaned = 0.0147457 Jy ! Component: 200 - total flux cleaned = 0.0154826 Jy ! Total flux subtracted in 200 components = 0.0154826 Jy ! Clean residual min=-0.022183 max=0.017762 Jy/beam ! Clean residual mean=-0.001977 rms=0.004613 Jy/beam ! Combined flux in latest and established models = 1.20625 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 1.20625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198367Jy sigma=0.001519 ! Fit after self-cal, rms=0.198369Jy sigma=0.001519 ! Inverting map ! Your choice of large map pixels excluded 2.33% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KP 1.05 LA 1.00 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.96 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00 LA 0.95 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.94 ! PT 0.95 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.00 HH 1.00* HN 1.19 ! KB 1.06 KP 0.99 LA 0.99 MK 0.96 ! NL 1.10 NY 0.92 ON 1.00* OV 0.95 ! PT 0.99 SV 1.00 TS 1.02 WZ 1.16 ! ZC 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.96 HH 1.00* HN 1.00* ! KB 1.00 KP 0.97 LA 0.96 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.94 ! PT 0.94 SV 1.00* TS 0.99 WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.92 FD 1.00* HH 1.00* HN 1.00* ! KB 0.96 KP 0.99 LA 0.96 MK 1.00* ! NL 1.03 NY 0.87 ON 1.01 OV 0.95 ! PT 0.96 SV 1.03 TS 1.00 WZ 1.07 ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KP 1.04 LA 0.96 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.00* ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KP 0.93 LA 0.95 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.92 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 HH 1.00* HN 1.19 ! KB 1.05 KP 0.95 LA 0.97 MK 0.98 ! NL 1.08 NY 0.93 ON 1.00* OV 0.95 ! PT 1.05 SV 0.95 TS 1.03 WZ 1.14 ! ZC 1.08 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.96 HH 1.00* HN 1.00* ! KB 1.03 KP 0.93 LA 0.94 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 0.91 ! PT 0.99 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 1.00* HH 1.00* HN 1.00* ! KB 0.98 KP 0.94 LA 0.95 MK 1.00* ! NL 1.01 NY 0.89 ON 0.97 OV 0.93 ! PT 1.02 SV 1.02 TS 1.01 WZ 1.08 ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KP 1.08 LA 1.01 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.00* ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.98 HH 1.00* HN 1.00* ! KB 1.00* KP 0.98 LA 0.98 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 HH 1.00* HN 1.22 ! KB 1.04 KP 0.98 LA 1.03 MK 0.98 ! NL 1.08 NY 0.95 ON 1.00* OV 1.00 ! PT 1.07 SV 0.97 TS 1.05 WZ 1.10 ! ZC 1.08 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.96 HH 1.00* HN 1.00* ! KB 1.02 KP 0.98 LA 0.98 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.97 ! PT 1.01 SV 1.00* TS 1.01 WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 FD 1.00* HH 1.00* HN 1.00* ! KB 0.98 KP 0.98 LA 0.99 MK 1.00* ! NL 1.01 NY 0.92 ON 0.96 OV 0.98 ! PT 1.02 SV 0.96 TS 1.01 WZ 1.03 ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HH 1.00* HN 1.00* ! KB 1.00* KP 1.06 LA 1.02 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.00* ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 HH 1.00* HN 1.00* ! KB 1.00* KP 0.98 LA 0.99 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.97 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 HH 1.00* HN 1.21 ! KB 1.05 KP 0.99 LA 1.01 MK 1.01 ! NL 1.10 NY 0.93 ON 1.00* OV 1.00 ! PT 1.07 SV 0.95 TS 1.06 WZ 1.06 ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 HH 1.00* HN 1.00* ! KB 1.03 KP 0.96 LA 0.98 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.96 ! PT 1.00 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 1.00* HH 1.00* HN 1.00* ! KB 1.01 KP 0.97 LA 0.98 MK 1.00* ! NL 1.06 NY 0.90 ON 1.00 OV 0.96 ! PT 1.02 SV 0.98 TS 1.02 WZ 1.02 ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.198369Jy sigma=0.001519 ! Fit after self-cal, rms=0.177233Jy sigma=0.001253 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6427 mas, bmaj=1.203 mas, bpa=-0.6253 degrees ! Estimated noise=660.324 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 = -0.00227461 Jy ! Component: 100 - total flux cleaned = -0.00246462 Jy ! Component: 150 - total flux cleaned = -0.00278822 Jy ! Component: 200 - total flux cleaned = -0.0030773 Jy ! Total flux subtracted in 200 components = -0.0030773 Jy ! Clean residual min=-0.006300 max=0.006304 Jy/beam ! Clean residual mean=-0.000224 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 1.20318 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 1.20318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176884Jy sigma=0.001247 ! Fit after self-cal, rms=0.177008Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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=0.177008Jy sigma=0.001246 ! Fit after self-cal, rms=0.174659Jy sigma=0.001212 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6432 mas, bmaj=1.203 mas, bpa=-1.133 degrees ! Estimated noise=659.978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00300327 Jy ! Component: 100 - total flux cleaned = -0.00301424 Jy ! Component: 150 - total flux cleaned = -0.00292995 Jy ! Component: 200 - total flux cleaned = -0.00293165 Jy ! Total flux subtracted in 200 components = -0.00293165 Jy ! Clean residual min=-0.003980 max=0.005160 Jy/beam ! Clean residual mean=-0.000037 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 1.20024 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 1.20025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174495Jy sigma=0.001210 ! Fit after self-cal, rms=0.174528Jy sigma=0.001210 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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 (2.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381679 Jy ! Component: 100 - total flux cleaned = 0.00394546 Jy ! Component: 150 - total flux cleaned = 0.00403502 Jy ! Component: 200 - total flux cleaned = 0.00404141 Jy ! Total flux subtracted in 200 components = 0.00404141 Jy ! Clean residual min=-0.003840 max=0.003265 Jy/beam ! Clean residual mean=-0.000141 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 1.20429 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 41 components and 1.20429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174348Jy sigma=0.001207 ! Fit after self-cal, rms=0.174347Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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=0.174347Jy sigma=0.001207 ! Fit after self-cal, rms=0.174651Jy sigma=0.001202 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6438 mas, bmaj=1.205 mas, bpa=-1.249 degrees ! Estimated noise=660.009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00126434 Jy ! Component: 100 - total flux cleaned = -0.00117764 Jy ! Component: 150 - total flux cleaned = -0.00101935 Jy ! Component: 200 - total flux cleaned = -0.000884222 Jy ! Total flux subtracted in 200 components = -0.000884222 Jy ! Clean residual min=-0.003359 max=0.003070 Jy/beam ! Clean residual mean=-0.000103 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 1.2034 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 1.2034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174552Jy sigma=0.001201 ! Fit after self-cal, rms=0.174566Jy sigma=0.001201 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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 = 0.000254209 Jy ! Component: 100 - total flux cleaned = 0.000254446 Jy ! Component: 150 - total flux cleaned = 0.000310793 Jy ! Component: 200 - total flux cleaned = 0.00036405 Jy ! Total flux subtracted in 200 components = 0.00036405 Jy ! Clean residual min=-0.003250 max=0.002970 Jy/beam ! Clean residual mean=-0.000112 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 1.20377 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 1.20377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174525Jy sigma=0.001200 ! Fit after self-cal, rms=0.174527Jy sigma=0.001200 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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=0.174527Jy sigma=0.001200 ! Fit after self-cal, rms=0.174751Jy sigma=0.001200 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=2.828 mas, bmaj=3.326 mas, bpa=-81.83 degrees ! Estimated noise=832.117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.02016e-05 Jy ! Component: 100 - total flux cleaned = -9.61598e-05 Jy ! Component: 150 - total flux cleaned = -0.000212212 Jy ! Component: 200 - total flux cleaned = -0.000287608 Jy ! Total flux subtracted in 200 components = -0.000287608 Jy ! Clean residual min=-0.003287 max=0.002934 Jy/beam ! Clean residual mean=-0.000123 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 1.20348 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 1.20348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174752Jy sigma=0.001200 ! Fit after self-cal, rms=0.174754Jy sigma=0.001200 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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 = 0.000154164 Jy ! Component: 100 - total flux cleaned = 6.29578e-05 Jy ! Component: 150 - total flux cleaned = -1.55039e-05 Jy ! Component: 200 - total flux cleaned = -1.59689e-05 Jy ! Total flux subtracted in 200 components = -1.59689e-05 Jy ! Clean residual min=-0.003309 max=0.002956 Jy/beam ! Clean residual mean=-0.000122 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 1.20346 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 56 components and 1.20346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174756Jy sigma=0.001200 ! Fit after self-cal, rms=0.174758Jy sigma=0.001200 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6441 mas, bmaj=1.206 mas, bpa=-1.293 degrees ! Estimated noise=660.003 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6441 x 1.206 at -1.293 degrees (North through East) ! Clean map min=-0.0034685 max=1.0096 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=0.174758Jy sigma=0.001200 ! Fit after self-cal, rms=0.165220Jy sigma=0.001090 ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6444 mas, bmaj=1.206 mas, bpa=-1.294 degrees ! Estimated noise=659.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000993293 Jy ! Component: 100 - total flux cleaned = -0.000876081 Jy ! Component: 150 - total flux cleaned = -0.000670146 Jy ! Component: 200 - total flux cleaned = -0.00057864 Jy ! Total flux subtracted in 200 components = -0.00057864 Jy ! Clean residual min=-0.002855 max=0.003078 Jy/beam ! Clean residual mean=-0.000043 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 1.20288 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 1.20288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165177Jy sigma=0.001090 ! Fit after self-cal, rms=0.165181Jy sigma=0.001090 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000202815 Jy ! Component: 100 - total flux cleaned = 0.000202353 Jy ! Component: 150 - total flux cleaned = 0.000202542 Jy ! Component: 200 - total flux cleaned = 0.000203185 Jy ! Total flux subtracted in 200 components = 0.000203185 Jy ! Clean residual min=-0.002871 max=0.003088 Jy/beam ! Clean residual mean=-0.000049 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 1.20309 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 1.20309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165159Jy sigma=0.001089 ! Fit after self-cal, rms=0.165162Jy sigma=0.001089 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165162Jy sigma=0.001089 ! Fit after self-cal, rms=0.165342Jy sigma=0.001089 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 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.5216 mas, bmaj=0.9602 mas, bpa=5.42 degrees ! Estimated noise=1112.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.754455 Jy ! Component: 100 - total flux cleaned = 0.966961 Jy ! Component: 150 - total flux cleaned = 1.06655 Jy ! Component: 200 - total flux cleaned = 1.11853 Jy ! Total flux subtracted in 200 components = 1.11853 Jy ! Clean residual min=-0.007831 max=0.025692 Jy/beam ! Clean residual mean=0.000053 rms=0.002336 Jy/beam ! Combined flux in latest and established models = 1.11853 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.11853 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6445 mas, bmaj=1.207 mas, bpa=-1.325 degrees ! Estimated noise=659.786 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 = 0.0433165 Jy ! Component: 100 - total flux cleaned = 0.0622059 Jy ! Component: 150 - total flux cleaned = 0.0719878 Jy ! Component: 200 - total flux cleaned = 0.077677 Jy ! Total flux subtracted in 200 components = 0.077677 Jy ! Clean residual min=-0.002712 max=0.003510 Jy/beam ! Clean residual mean=0.000148 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 1.19621 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 38 components and 1.19621 Jy ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Added new window around map position (-1.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372155 Jy ! Component: 100 - total flux cleaned = 0.00540834 Jy ! Component: 150 - total flux cleaned = 0.00620078 Jy ! Component: 200 - total flux cleaned = 0.00649557 Jy ! Total flux subtracted in 200 components = 0.00649557 Jy ! Clean residual min=-0.002727 max=0.002852 Jy/beam ! Clean residual mean=-0.000020 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 1.2027 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 1.2027 Jy ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 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 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=2.828 mas, bmaj=3.325 mas, bpa=-81.83 degrees ! Estimated noise=831.309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000130088 Jy ! Component: 100 - total flux cleaned = 0.000129107 Jy ! Component: 150 - total flux cleaned = 0.000187903 Jy ! Component: 200 - total flux cleaned = 0.000238458 Jy ! Total flux subtracted in 200 components = 0.000238458 Jy ! Clean residual min=-0.003178 max=0.002789 Jy/beam ! Clean residual mean=-0.000047 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 1.20294 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 = -7.47332e-08 Jy ! Component: 100 - total flux cleaned = -1.9157e-05 Jy ! Component: 150 - total flux cleaned = -1.85811e-05 Jy ! Component: 200 - total flux cleaned = -3.58318e-05 Jy ! Total flux subtracted in 200 components = -3.58318e-05 Jy ! Clean residual min=-0.003135 max=0.002809 Jy/beam ! Clean residual mean=-0.000045 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 1.20291 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 1.20291 Jy ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! Estimated beam: bmin=0.6445 mas, bmaj=1.207 mas, bpa=-1.325 degrees ! Estimated noise=659.786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000528502 Jy ! Component: 100 - total flux cleaned = -0.000428007 Jy ! Component: 150 - total flux cleaned = -0.000339624 Jy ! Component: 200 - total flux cleaned = -0.000297851 Jy ! Total flux subtracted in 200 components = -0.000297851 Jy ! Clean residual min=-0.002729 max=0.002856 Jy/beam ! Clean residual mean=-0.000017 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 1.20261 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 1.20261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165337Jy sigma=0.001088 ! Fit after self-cal, rms=0.165339Jy sigma=0.001088 wmodel J0958+4725_X_2007_12_05_pus_map.mod ! Writing 69 model components to file: J0958+4725_X_2007_12_05_pus_map.mod wobs J0958+4725_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0958+4725_X_2007_12_05_pus_uvs.fits wwins J0958+4725_X_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J0958+4725_X_2007_12_05_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 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441367 Jy ! Component: 100 - total flux cleaned = 0.000589679 Jy ! Component: 150 - total flux cleaned = 0.000780286 Jy ! Component: 200 - total flux cleaned = 0.000873059 Jy ! Component: 250 - total flux cleaned = 0.000964008 Jy ! Component: 300 - total flux cleaned = 0.000964262 Jy ! Component: 350 - total flux cleaned = 0.000964635 Jy ! Component: 400 - total flux cleaned = 0.0010075 Jy ! Component: 450 - total flux cleaned = 0.000965905 Jy ! Component: 500 - total flux cleaned = 0.0010076 Jy ! Component: 550 - total flux cleaned = 0.0010483 Jy ! Component: 600 - total flux cleaned = 0.00100804 Jy ! Component: 650 - total flux cleaned = 0.00100819 Jy ! Component: 700 - total flux cleaned = 0.00100797 Jy ! Component: 750 - total flux cleaned = 0.000968931 Jy ! Component: 800 - total flux cleaned = 0.000892535 Jy ! Component: 850 - total flux cleaned = 0.000892731 Jy ! Component: 900 - total flux cleaned = 0.000818166 Jy ! Component: 950 - total flux cleaned = 0.000818345 Jy ! Component: 1000 - total flux cleaned = 0.000818273 Jy ! Component: 1050 - total flux cleaned = 0.000782104 Jy ! Component: 1100 - total flux cleaned = 0.000818263 Jy ! Component: 1150 - total flux cleaned = 0.000782528 Jy ! Component: 1200 - total flux cleaned = 0.000782663 Jy ! Component: 1250 - total flux cleaned = 0.000782781 Jy ! Component: 1300 - total flux cleaned = 0.000748092 Jy ! Component: 1350 - total flux cleaned = 0.000748254 Jy ! Component: 1400 - total flux cleaned = 0.000782299 Jy ! Component: 1450 - total flux cleaned = 0.000714341 Jy ! Component: 1500 - total flux cleaned = 0.000680722 Jy ! Component: 1550 - total flux cleaned = 0.000680808 Jy ! Component: 1600 - total flux cleaned = 0.000713775 Jy ! Component: 1650 - total flux cleaned = 0.000680855 Jy ! Component: 1700 - total flux cleaned = 0.000648326 Jy ! Component: 1750 - total flux cleaned = 0.000680774 Jy ! Component: 1800 - total flux cleaned = 0.000616435 Jy ! Component: 1850 - total flux cleaned = 0.000680468 Jy ! Component: 1900 - total flux cleaned = 0.000648467 Jy ! Component: 1950 - total flux cleaned = 0.000616805 Jy ! Component: 2000 - total flux cleaned = 0.000616891 Jy ! Total flux subtracted in 2048 components = 0.000616924 Jy ! Clean residual min=-0.001836 max=0.001697 Jy/beam ! Clean residual mean=-0.000017 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 1.20323 Jy keep ! Adding 162 model components to the UV plane model. ! The established model now contains 231 components and 1.20323 Jy wmap "J0958+4725_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6445 x 1.207 at -1.325 degrees (North through East) ! Clean map min=-0.0022662 max=1.0119 Jy/beam ! Writing clean map to FITS file: J0958+4725_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.01193 invert ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00056236 device "J0958+4725_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0958+4725_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.166719 0.166719 0.333438 0.666876 1.33375 2.6675 5.335 10.67 21.34 42.68 85.3601 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.011 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6445 x 1.207 at -1.325 degrees (North through East) ! Clean map min=-0.0022662 max=1.0119 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0958+4725_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0958+4725_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0958+4725_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:21:03 2010