! Started logfile: J2143+1743_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:54:09 2010 obs J2143+1743_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2143+1743_X_2008_04_02_pus_uva.fits ! AN table 1: 65 integrations on 120 of 120 possible baselines. ! AN table 2: 115 integrations on 120 of 120 possible baselines. ! AN table 3: 120 integrations on 120 of 120 possible baselines. ! AN table 4: 184 integrations on 120 of 120 possible baselines. ! AN table 5: 242 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.109447 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2143+1743 ! ! 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 2284 lines of history. ! ! Reading 38140 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 572 telescope corrections were flagged in sub-array 1. ! A total of 1282 telescope corrections were flagged in sub-array 2. ! A total of 1713 telescope corrections were flagged in sub-array 3. ! A total of 1660 telescope corrections were flagged in sub-array 4. ! A total of 2676 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 572 telescope corrections were flagged in sub-array 1. ! A total of 1282 telescope corrections were flagged in sub-array 2. ! A total of 1713 telescope corrections were flagged in sub-array 3. ! A total of 1660 telescope corrections were flagged in sub-array 4. ! A total of 2905 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 572 telescope corrections were flagged in sub-array 1. ! A total of 1282 telescope corrections were flagged in sub-array 2. ! A total of 1713 telescope corrections were flagged in sub-array 3. ! A total of 1660 telescope corrections were flagged in sub-array 4. ! A total of 2676 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 572 telescope corrections were flagged in sub-array 1. ! A total of 1282 telescope corrections were flagged in sub-array 2. ! A total of 1713 telescope corrections were flagged in sub-array 3. ! A total of 1660 telescope corrections were flagged in sub-array 4. ! A total of 2676 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.807841Jy sigma=0.004739 ! Fit after self-cal, rms=0.684728Jy sigma=0.004113 ! 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 5.15% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.6601 mas, bmaj=0.7646 mas, bpa=12.23 degrees ! Estimated noise=1192.1 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 = 0.302666 Jy ! Component: 100 - total flux cleaned = 0.375088 Jy ! Total flux subtracted in 100 components = 0.375088 Jy ! Clean residual min=-0.013358 max=0.031888 Jy/beam ! Clean residual mean=-0.000056 rms=0.003188 Jy/beam ! Combined flux in latest and established models = 0.375088 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.375088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323093Jy sigma=0.001238 ! Fit after self-cal, rms=0.323001Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 5.15% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Added new window around map position (0.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0318733 Jy ! Component: 100 - total flux cleaned = 0.0467878 Jy ! Total flux subtracted in 100 components = 0.0467878 Jy ! Clean residual min=-0.009417 max=0.013228 Jy/beam ! Clean residual mean=-0.000010 rms=0.002194 Jy/beam ! Combined flux in latest and established models = 0.421876 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.421876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319940Jy sigma=0.001202 ! Fit after self-cal, rms=0.319801Jy sigma=0.001201 ! Inverting map ! Your choice of large map pixels excluded 5.15% of the data. ! The y-axis pixel size should ideally be below 0.174 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 5.15% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.7539 mas, bmaj=0.8361 mas, bpa=10.88 degrees ! Estimated noise=635.449 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 (-0.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128393 Jy ! Component: 100 - total flux cleaned = 0.0156101 Jy ! Component: 150 - total flux cleaned = 0.0166032 Jy ! Component: 200 - total flux cleaned = 0.0177689 Jy ! Total flux subtracted in 200 components = 0.0177689 Jy ! Clean residual min=-0.008036 max=0.009753 Jy/beam ! Clean residual mean=0.000014 rms=0.002002 Jy/beam ! Combined flux in latest and established models = 0.439645 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.439645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318507Jy sigma=0.001193 ! Fit after self-cal, rms=0.318284Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 5.15% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HH 1.00* HN 1.00* ! KK 0.97 KP 1.01 LA 0.98 MK 1.00 ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 0.97 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.30 ON 0.99 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.99 ZC 1.14 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 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* WZ 0.00* ZC 0.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.96 HH 0.93 HN 1.04 ! KK 1.00* KP 1.01 LA 1.01 MK 0.98 ! NL 1.09 NY 0.99 ON 0.96 OV 0.99 ! PT 1.02 SC 1.01 WZ 1.04 ZC 1.10 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 0.89 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.02 ZC 1.00 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HH 1.00* HN 1.00* ! KK 0.98 KP 0.95 LA 0.98 MK 1.01 ! NL 1.00* NY 1.00* ON 1.00* OV 0.99 ! PT 0.96 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.94 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.91 ON 1.01 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.01 ZC 1.17 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 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* WZ 0.00* ZC 0.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.96 HH 0.91 HN 1.03 ! KK 1.00* KP 0.99 LA 1.00 MK 1.00 ! NL 1.05 NY 0.95 ON 0.95 OV 0.97 ! PT 0.95 SC 1.01 WZ 1.09 ZC 1.08 ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.00* HH 0.86 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.91 ON 0.94 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.04 ZC 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HH 1.00* HN 1.00* ! KK 1.02 KP 0.99 LA 1.00 MK 1.02 ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 0.95 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.85 ON 0.95 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.97 ZC 1.10 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 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* WZ 0.00* ZC 0.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 HH 0.90 HN 1.00 ! KK 1.00* KP 1.00 LA 1.02 MK 1.00 ! NL 1.08 NY 0.97 ON 0.96 OV 1.03 ! PT 1.01 SC 1.05 WZ 1.01 ZC 1.14 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.00* HH 0.88 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.06 ON 0.90 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.99 ZC 1.03 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HH 1.00* HN 1.00* ! KK 1.00 KP 0.99 LA 1.02 MK 1.03 ! NL 1.00* NY 1.00* ON 1.00* OV 0.98 ! PT 0.97 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.89 ON 0.93 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.06 ZC 1.04 ! ! A total of 207 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 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* WZ 0.00* ZC 0.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.98 HH 0.91 HN 1.02 ! KK 1.00* KP 0.99 LA 1.00 MK 1.01 ! NL 1.11 NY 1.28 ON 0.92 OV 1.01 ! PT 0.97 SC 1.05 WZ 1.05 ZC 1.13 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.91 ON 0.94 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.99 ZC 1.00 ! ! ! Fit before self-cal, rms=0.318284Jy sigma=0.001192 ! Fit after self-cal, rms=0.308215Jy sigma=0.001184 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.7706 mas, bmaj=0.8127 mas, bpa=13.45 degrees ! Estimated noise=639.501 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 = 0.00224934 Jy ! Component: 100 - total flux cleaned = 0.00297394 Jy ! Component: 150 - total flux cleaned = 0.0031562 Jy ! Component: 200 - total flux cleaned = 0.00315634 Jy ! Total flux subtracted in 200 components = 0.00315634 Jy ! Clean residual min=-0.004115 max=0.004044 Jy/beam ! Clean residual mean=0.000012 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.442801 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 37 components and 0.442801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308114Jy sigma=0.001183 ! Fit after self-cal, rms=0.307385Jy sigma=0.001183 ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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=0.307385Jy sigma=0.001183 ! Fit after self-cal, rms=0.307795Jy sigma=0.001182 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.7727 mas, bmaj=0.8101 mas, bpa=12.63 degrees ! Estimated noise=640.317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000921881 Jy ! Component: 100 - total flux cleaned = 0.00167437 Jy ! Component: 150 - total flux cleaned = 0.00174892 Jy ! Component: 200 - total flux cleaned = 0.00194297 Jy ! Total flux subtracted in 200 components = 0.00194297 Jy ! Clean residual min=-0.003952 max=0.003343 Jy/beam ! Clean residual mean=0.000006 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.444744 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 0.444744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307726Jy sigma=0.001182 ! Fit after self-cal, rms=0.307685Jy sigma=0.001181 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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 = 3.12196e-05 Jy ! Component: 100 - total flux cleaned = 0.000378229 Jy ! Component: 150 - total flux cleaned = 0.00043648 Jy ! Component: 200 - total flux cleaned = 0.000491989 Jy ! Total flux subtracted in 200 components = 0.000491989 Jy ! Clean residual min=-0.003698 max=0.003346 Jy/beam ! Clean residual mean=0.000006 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.445236 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.445236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307648Jy sigma=0.001181 ! Fit after self-cal, rms=0.307652Jy sigma=0.001181 ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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=0.307652Jy sigma=0.001181 ! Fit after self-cal, rms=0.308258Jy sigma=0.001180 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.7738 mas, bmaj=0.8089 mas, bpa=12.47 degrees ! Estimated noise=640.432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000252832 Jy ! Component: 100 - total flux cleaned = 0.000509786 Jy ! Component: 150 - total flux cleaned = 0.000566335 Jy ! Component: 200 - total flux cleaned = 0.000670706 Jy ! Total flux subtracted in 200 components = 0.000670706 Jy ! Clean residual min=-0.003010 max=0.002909 Jy/beam ! Clean residual mean=0.000005 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.445907 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.445907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308226Jy sigma=0.001180 ! Fit after self-cal, rms=0.308263Jy sigma=0.001180 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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 = 1.69532e-05 Jy ! Component: 100 - total flux cleaned = 7.12491e-05 Jy ! Component: 150 - total flux cleaned = 0.000162761 Jy ! Component: 200 - total flux cleaned = 0.000162401 Jy ! Total flux subtracted in 200 components = 0.000162401 Jy ! Clean residual min=-0.002901 max=0.002848 Jy/beam ! Clean residual mean=0.000005 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.446069 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.446069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308244Jy sigma=0.001180 ! Fit after self-cal, rms=0.308246Jy sigma=0.001180 ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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=0.308246Jy sigma=0.001180 ! Fit after self-cal, rms=0.307605Jy sigma=0.001179 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=2.47 mas, bmaj=2.966 mas, bpa=36.07 degrees ! Estimated noise=785.137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000682513 Jy ! Component: 100 - total flux cleaned = 0.000796628 Jy ! Component: 150 - total flux cleaned = 0.000816197 Jy ! Component: 200 - total flux cleaned = 0.000816631 Jy ! Total flux subtracted in 200 components = 0.000816631 Jy ! Clean residual min=-0.002568 max=0.002842 Jy/beam ! Clean residual mean=0.000009 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.446886 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 58 components and 0.446886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307603Jy sigma=0.001179 ! Fit after self-cal, rms=0.307599Jy sigma=0.001179 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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 = 1.20055e-05 Jy ! Component: 100 - total flux cleaned = 8.15507e-05 Jy ! Component: 150 - total flux cleaned = 0.000119322 Jy ! Component: 200 - total flux cleaned = 0.000130245 Jy ! Total flux subtracted in 200 components = 0.000130245 Jy ! Clean residual min=-0.002616 max=0.002834 Jy/beam ! Clean residual mean=0.000009 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.447016 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 59 components and 0.447016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307598Jy sigma=0.001179 ! Fit after self-cal, rms=0.307602Jy sigma=0.001179 ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.7745 mas, bmaj=0.8079 mas, bpa=12.26 degrees ! Estimated noise=640.53 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7745 x 0.8079 at 12.26 degrees (North through East) ! Clean map min=-0.0023783 max=0.37359 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 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 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.6836 mas, bmaj=0.7432 mas, bpa=11.81 degrees ! Estimated noise=1194.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.301504 Jy ! Component: 100 - total flux cleaned = 0.372113 Jy ! Component: 150 - total flux cleaned = 0.40102 Jy ! Component: 200 - total flux cleaned = 0.416552 Jy ! Total flux subtracted in 200 components = 0.416552 Jy ! Clean residual min=-0.006624 max=0.007991 Jy/beam ! Clean residual mean=-0.000021 rms=0.001738 Jy/beam ! Combined flux in latest and established models = 0.416552 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.416552 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.7745 mas, bmaj=0.8079 mas, bpa=12.26 degrees ! Estimated noise=640.53 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 = 0.0124667 Jy ! Component: 100 - total flux cleaned = 0.0196964 Jy ! Component: 150 - total flux cleaned = 0.0245714 Jy ! Component: 200 - total flux cleaned = 0.0267139 Jy ! Total flux subtracted in 200 components = 0.0267139 Jy ! Clean residual min=-0.003599 max=0.003332 Jy/beam ! Clean residual mean=-0.000000 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.443266 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.443266 Jy ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 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 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=2.47 mas, bmaj=2.966 mas, bpa=36.07 degrees ! Estimated noise=785.137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306486 Jy ! Component: 100 - total flux cleaned = 0.00390085 Jy ! Component: 150 - total flux cleaned = 0.00398843 Jy ! Component: 200 - total flux cleaned = 0.00401196 Jy ! Total flux subtracted in 200 components = 0.00401196 Jy ! Clean residual min=-0.002603 max=0.002841 Jy/beam ! Clean residual mean=0.000009 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.447278 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 = 3.26087e-07 Jy ! Component: 100 - total flux cleaned = 1.85397e-05 Jy ! Component: 150 - total flux cleaned = 1.91985e-05 Jy ! Component: 200 - total flux cleaned = 3.40903e-05 Jy ! Total flux subtracted in 200 components = 3.40903e-05 Jy ! Clean residual min=-0.002620 max=0.002843 Jy/beam ! Clean residual mean=0.000009 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.447312 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 46 components and 0.447312 Jy ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! Estimated beam: bmin=0.7745 mas, bmaj=0.8079 mas, bpa=12.26 degrees ! Estimated noise=640.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000486772 Jy ! Component: 100 - total flux cleaned = -0.000283264 Jy ! Component: 150 - total flux cleaned = -0.000101719 Jy ! Component: 200 - total flux cleaned = -1.99813e-05 Jy ! Total flux subtracted in 200 components = -1.99813e-05 Jy ! Clean residual min=-0.003092 max=0.002632 Jy/beam ! Clean residual mean=0.000004 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.447292 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.447292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307760Jy sigma=0.001180 ! Fit after self-cal, rms=0.307915Jy sigma=0.001180 wmodel J2143+1743_X_2008_04_02_pus_map.mod ! Writing 51 model components to file: J2143+1743_X_2008_04_02_pus_map.mod wobs J2143+1743_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2143+1743_X_2008_04_02_pus_uvs.fits wwins J2143+1743_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J2143+1743_X_2008_04_02_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 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133704 Jy ! Component: 100 - total flux cleaned = -0.00210825 Jy ! Component: 150 - total flux cleaned = -0.00240288 Jy ! Component: 200 - total flux cleaned = -0.00244921 Jy ! Component: 250 - total flux cleaned = -0.00244933 Jy ! Component: 300 - total flux cleaned = -0.00231671 Jy ! Component: 350 - total flux cleaned = -0.00227452 Jy ! Component: 400 - total flux cleaned = -0.00219059 Jy ! Component: 450 - total flux cleaned = -0.0021492 Jy ! Component: 500 - total flux cleaned = -0.00194466 Jy ! Component: 550 - total flux cleaned = -0.00190431 Jy ! Component: 600 - total flux cleaned = -0.00186506 Jy ! Component: 650 - total flux cleaned = -0.00186449 Jy ! Component: 700 - total flux cleaned = -0.00167141 Jy ! Component: 750 - total flux cleaned = -0.00159518 Jy ! Component: 800 - total flux cleaned = -0.00151935 Jy ! Component: 850 - total flux cleaned = -0.00137077 Jy ! Component: 900 - total flux cleaned = -0.00133472 Jy ! Component: 950 - total flux cleaned = -0.00140714 Jy ! Component: 1000 - total flux cleaned = -0.00126338 Jy ! Component: 1050 - total flux cleaned = -0.00122791 Jy ! Component: 1100 - total flux cleaned = -0.00115754 Jy ! Component: 1150 - total flux cleaned = -0.00112247 Jy ! Component: 1200 - total flux cleaned = -0.000949358 Jy ! Component: 1250 - total flux cleaned = -0.000948901 Jy ! Component: 1300 - total flux cleaned = -0.000745827 Jy ! Component: 1350 - total flux cleaned = -0.000679041 Jy ! Component: 1400 - total flux cleaned = -0.000579617 Jy ! Component: 1450 - total flux cleaned = -0.00057914 Jy ! Component: 1500 - total flux cleaned = -0.000578501 Jy ! Component: 1550 - total flux cleaned = -0.000415777 Jy ! Component: 1600 - total flux cleaned = -0.000286788 Jy ! Component: 1650 - total flux cleaned = -0.000287066 Jy ! Component: 1700 - total flux cleaned = -0.000192025 Jy ! Component: 1750 - total flux cleaned = 5.93995e-05 Jy ! Component: 1800 - total flux cleaned = -3.42774e-05 Jy ! Component: 1850 - total flux cleaned = 0.000120451 Jy ! Component: 1900 - total flux cleaned = 0.000181951 Jy ! Component: 1950 - total flux cleaned = 0.000303596 Jy ! Component: 2000 - total flux cleaned = 0.000303768 Jy ! Total flux subtracted in 2048 components = 0.00054401 Jy ! Clean residual min=-0.001899 max=0.001761 Jy/beam ! Clean residual mean=0.000003 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.447836 Jy keep ! Adding 163 model components to the UV plane model. ! The established model now contains 214 components and 0.447836 Jy wmap "J2143+1743_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7745 x 0.8079 at 12.26 degrees (North through East) ! Clean map min=-0.0020496 max=0.37473 Jy/beam ! Writing clean map to FITS file: J2143+1743_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.374728 invert ! Inverting map ! Your choice of large map pixels excluded 5.3% of the data. ! The y-axis pixel size should ideally be below 0.174 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000525275 device "J2143+1743_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2143+1743_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.420525 0.420525 0.84105 1.6821 3.3642 6.7284 13.4568 26.9136 53.8272 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.374 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7745 x 0.8079 at 12.26 degrees (North through East) ! Clean map min=-0.0020496 max=0.37473 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2143+1743_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2143+1743_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2143+1743_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:54:19 2010