! Started logfile: J2354+4553_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:25:04 2010 obs J2354+4553_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J2354+4553_S_2007_12_05_pus_uva.fits ! AN table 1: 33 integrations on 136 of 136 possible baselines. ! AN table 2: 43 integrations on 136 of 136 possible baselines. ! AN table 3: 41 integrations on 136 of 136 possible baselines. ! AN table 4: 17 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0895522 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2354+4553 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1723 lines of history. ! ! Reading 6528 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 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 0.500x0.500 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 390 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! A total of 640 telescope corrections were flagged in sub-array 3. ! A total of 205 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! A total of 640 telescope corrections were flagged in sub-array 3. ! A total of 205 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! A total of 640 telescope corrections were flagged in sub-array 3. ! A total of 205 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! A total of 670 telescope corrections were flagged in sub-array 3. ! A total of 205 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.541278Jy sigma=0.005888 ! Fit after self-cal, rms=0.491829Jy sigma=0.005398 ! 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 ! Estimated beam: bmin=2.072 mas, bmaj=5.176 mas, bpa=-5.609 degrees ! Estimated noise=1452.44 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 = 0.447023 Jy ! Component: 100 - total flux cleaned = 0.608819 Jy ! Total flux subtracted in 100 components = 0.608819 Jy ! Clean residual min=-0.030323 max=0.095367 Jy/beam ! Clean residual mean=0.003074 rms=0.013237 Jy/beam ! Combined flux in latest and established models = 0.608819 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.60882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284298Jy sigma=0.003051 ! Fit after self-cal, rms=0.283962Jy sigma=0.003047 ! Inverting map ! Added new window around map position (-5.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0950295 Jy ! Component: 100 - total flux cleaned = 0.155 Jy ! Total flux subtracted in 100 components = 0.155 Jy ! Clean residual min=-0.023416 max=0.072981 Jy/beam ! Clean residual mean=0.002229 rms=0.009479 Jy/beam ! Combined flux in latest and established models = 0.76382 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 0.76382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227066Jy sigma=0.002406 ! Fit after self-cal, rms=0.222987Jy sigma=0.002366 ! Inverting map ! Added new window around map position (-8.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0610831 Jy ! Component: 100 - total flux cleaned = 0.100388 Jy ! Total flux subtracted in 100 components = 0.100388 Jy ! Clean residual min=-0.018838 max=0.047892 Jy/beam ! Clean residual mean=0.001685 rms=0.006643 Jy/beam ! Combined flux in latest and established models = 0.864208 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 65 components and 0.864208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193364Jy sigma=0.002025 ! Fit after self-cal, rms=0.191192Jy sigma=0.002004 ! Inverting map 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 ! Estimated beam: bmin=2.527 mas, bmaj=6.09 mas, bpa=-3.595 degrees ! Estimated noise=853.969 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 (-11, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0632172 Jy ! Component: 100 - total flux cleaned = 0.103179 Jy ! Component: 150 - total flux cleaned = 0.131468 Jy ! Component: 200 - total flux cleaned = 0.151879 Jy ! Total flux subtracted in 200 components = 0.151879 Jy ! Clean residual min=-0.009845 max=0.035031 Jy/beam ! Clean residual mean=0.005523 rms=0.004750 Jy/beam ! Combined flux in latest and established models = 1.01609 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 122 components and 1.01609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167042Jy sigma=0.001711 ! Fit after self-cal, rms=0.164848Jy sigma=0.001687 ! Inverting map 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 0.93 FD 1.10 HH 1.00* HN 1.14 ! KB 1.00* KP 1.00* LA 0.94 MK 1.00* ! NL 1.01 NY 1.06 ON 1.00* OV 0.95 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.11 HH 1.00* HN 1.06 ! KB 0.98 KP 1.00* LA 0.95 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 0.92 ! PT 0.98 SV 1.00* TS 0.85 WZ 1.00* ! ZC 1.00* ! ! A total of 57 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* ! KB 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* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.08 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.93 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.99 ! PT 0.96 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HH 1.00* HN 1.16 ! KB 1.00* KP 1.00* LA 1.02 MK 1.00* ! NL 1.04 NY 1.12 ON 1.00* OV 1.00 ! PT 0.98 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 0.99 HH 1.00* HN 1.04 ! KB 0.98 KP 1.00* LA 1.06 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 0.94 ! PT 0.99 SV 1.00* TS 0.91 WZ 1.00* ! ZC 1.00* ! ! A total of 57 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* ! KB 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* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 1.05 ! PT 0.96 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HH 1.00* HN 1.11 ! KB 1.00* KP 1.00* LA 0.95 MK 1.00* ! NL 1.08 NY 0.89 ON 1.00* OV 1.01 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 1.01 HH 1.00* HN 1.02 ! KB 0.96 KP 1.00* LA 0.97 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.98 ! PT 1.02 SV 1.00* TS 0.85 WZ 1.00* ! ZC 1.00* ! ! A total of 57 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* ! KB 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* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.08 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.94 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.03 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HH 1.00* HN 1.11 ! KB 1.00* KP 1.00* LA 0.95 MK 1.00* ! NL 0.98 NY 0.92 ON 1.00* OV 1.03 ! PT 0.89 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.97 HH 1.00* HN 1.05 ! KB 0.91 KP 1.00* LA 0.96 MK 1.00* ! NL 0.91 NY 1.00* ON 1.00* OV 0.95 ! PT 0.92 SV 1.00* TS 1.01 WZ 1.00* ! ZC 1.00* ! ! A total of 27 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* ! KB 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* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.93 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.01 ! PT 0.88 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.164848Jy sigma=0.001687 ! Fit after self-cal, rms=0.151154Jy sigma=0.001529 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.494 mas, bmaj=6.616 mas, bpa=-4.042 degrees ! Estimated noise=869.001 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 = 0.0118733 Jy ! Component: 100 - total flux cleaned = 0.0153262 Jy ! Component: 150 - total flux cleaned = 0.0161117 Jy ! Component: 200 - total flux cleaned = 0.016284 Jy ! Total flux subtracted in 200 components = 0.016284 Jy ! Clean residual min=-0.009685 max=0.013443 Jy/beam ! Clean residual mean=0.000467 rms=0.003179 Jy/beam ! Combined flux in latest and established models = 1.03237 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 142 components and 1.03237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150195Jy sigma=0.001518 ! Fit after self-cal, rms=0.150184Jy sigma=0.001517 ! Inverting map 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=0.150184Jy sigma=0.001517 ! Fit after self-cal, rms=0.150028Jy sigma=0.001507 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.494 mas, bmaj=6.628 mas, bpa=-3.989 degrees ! Estimated noise=868.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712643 Jy ! Component: 100 - total flux cleaned = 0.0102747 Jy ! Component: 150 - total flux cleaned = 0.0115021 Jy ! Component: 200 - total flux cleaned = 0.0122584 Jy ! Total flux subtracted in 200 components = 0.0122584 Jy ! Clean residual min=-0.007724 max=0.011925 Jy/beam ! Clean residual mean=0.000672 rms=0.002719 Jy/beam ! Combined flux in latest and established models = 1.04463 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 152 components and 1.04463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149633Jy sigma=0.001503 ! Fit after self-cal, rms=0.149590Jy sigma=0.001502 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 (-8, -24.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105541 Jy ! Component: 100 - total flux cleaned = 0.0159509 Jy ! Component: 150 - total flux cleaned = 0.0194859 Jy ! Component: 200 - total flux cleaned = 0.0211755 Jy ! Total flux subtracted in 200 components = 0.0211755 Jy ! Clean residual min=-0.008410 max=0.008766 Jy/beam ! Clean residual mean=0.000121 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 1.0658 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 185 components and 1.0658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148756Jy sigma=0.001495 ! Fit after self-cal, rms=0.148744Jy sigma=0.001494 ! Inverting map 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=0.148744Jy sigma=0.001494 ! Fit after self-cal, rms=0.149101Jy sigma=0.001493 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.507 mas, bmaj=6.631 mas, bpa=-4.031 degrees ! Estimated noise=870.218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431242 Jy ! Component: 100 - total flux cleaned = 0.00698871 Jy ! Component: 150 - total flux cleaned = 0.00829632 Jy ! Component: 200 - total flux cleaned = 0.00905802 Jy ! Total flux subtracted in 200 components = 0.00905802 Jy ! Clean residual min=-0.007736 max=0.008008 Jy/beam ! Clean residual mean=0.000381 rms=0.002289 Jy/beam ! Combined flux in latest and established models = 1.07486 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 196 components and 1.07486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148886Jy sigma=0.001491 ! Fit after self-cal, rms=0.148889Jy sigma=0.001491 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.0012263 Jy ! Component: 100 - total flux cleaned = 0.00153415 Jy ! Component: 150 - total flux cleaned = 0.00182214 Jy ! Component: 200 - total flux cleaned = 0.00195459 Jy ! Total flux subtracted in 200 components = 0.00195459 Jy ! Clean residual min=-0.007540 max=0.007801 Jy/beam ! Clean residual mean=0.000328 rms=0.002267 Jy/beam ! Combined flux in latest and established models = 1.07682 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 202 components and 1.07682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148800Jy sigma=0.001490 ! Fit after self-cal, rms=0.148804Jy sigma=0.001490 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.148804Jy sigma=0.001490 ! Fit after self-cal, rms=0.149002Jy sigma=0.001490 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.245 mas, bmaj=10.68 mas, bpa=-84.58 degrees ! Estimated noise=1032.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00424185 Jy ! Component: 100 - total flux cleaned = 0.0059641 Jy ! Component: 150 - total flux cleaned = 0.00681971 Jy ! Component: 200 - total flux cleaned = 0.00708415 Jy ! Total flux subtracted in 200 components = 0.00708415 Jy ! Clean residual min=-0.009184 max=0.010603 Jy/beam ! Clean residual mean=0.000674 rms=0.003465 Jy/beam ! Combined flux in latest and established models = 1.0839 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 215 components and 1.0839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148955Jy sigma=0.001490 ! Fit after self-cal, rms=0.148954Jy sigma=0.001489 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000680787 Jy ! Component: 100 - total flux cleaned = 0.000988311 Jy ! Component: 150 - total flux cleaned = 0.00115715 Jy ! Component: 200 - total flux cleaned = 0.0013179 Jy ! Total flux subtracted in 200 components = 0.0013179 Jy ! Clean residual min=-0.009078 max=0.010652 Jy/beam ! Clean residual mean=0.000608 rms=0.003464 Jy/beam ! Combined flux in latest and established models = 1.08522 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 220 components and 1.08522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148950Jy sigma=0.001490 ! Fit after self-cal, rms=0.148950Jy sigma=0.001490 ! Inverting map 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 ! Estimated beam: bmin=2.512 mas, bmaj=6.634 mas, bpa=-4.034 degrees ! Estimated noise=870.871 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.512 x 6.634 at -4.034 degrees (North through East) ! Clean map min=-0.0071713 max=0.52853 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=0.148950Jy sigma=0.001490 ! Fit after self-cal, rms=0.142326Jy sigma=0.001344 ! Inverting map and beam ! Estimated beam: bmin=2.503 mas, bmaj=6.632 mas, bpa=-4.009 degrees ! Estimated noise=869.604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000752616 Jy ! Component: 100 - total flux cleaned = 0.00161757 Jy ! Component: 150 - total flux cleaned = 0.0019997 Jy ! Component: 200 - total flux cleaned = 0.00220644 Jy ! Total flux subtracted in 200 components = 0.00220644 Jy ! Clean residual min=-0.006313 max=0.008215 Jy/beam ! Clean residual mean=0.000486 rms=0.002175 Jy/beam ! Combined flux in latest and established models = 1.08743 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 235 components and 1.08743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142194Jy sigma=0.001343 ! Fit after self-cal, rms=0.142204Jy sigma=0.001343 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000667587 Jy ! Component: 100 - total flux cleaned = 0.000788965 Jy ! Component: 150 - total flux cleaned = 0.000733632 Jy ! Component: 200 - total flux cleaned = 0.000733757 Jy ! Total flux subtracted in 200 components = 0.000733757 Jy ! Clean residual min=-0.006360 max=0.008093 Jy/beam ! Clean residual mean=0.000466 rms=0.002163 Jy/beam ! Combined flux in latest and established models = 1.08816 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 244 components and 1.08816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142144Jy sigma=0.001343 ! Fit after self-cal, rms=0.142149Jy sigma=0.001343 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142149Jy sigma=0.001343 ! Fit after self-cal, rms=0.142114Jy sigma=0.001343 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 ! Estimated beam: bmin=2.064 mas, bmaj=5.807 mas, bpa=-6.225 degrees ! Estimated noise=1401.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.453398 Jy ! Component: 100 - total flux cleaned = 0.636991 Jy ! Component: 150 - total flux cleaned = 0.739334 Jy ! Component: 200 - total flux cleaned = 0.804697 Jy ! Total flux subtracted in 200 components = 0.804697 Jy ! Clean residual min=-0.014731 max=0.038846 Jy/beam ! Clean residual mean=0.001685 rms=0.006761 Jy/beam ! Combined flux in latest and established models = 0.804697 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 58 model components to the UV plane model. ! The established model now contains 58 components and 0.804697 Jy ! Inverting map and beam ! Estimated beam: bmin=2.502 mas, bmaj=6.632 mas, bpa=-4.01 degrees ! Estimated noise=869.553 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) ! Added new window around map position (-3.5, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0717058 Jy ! Component: 100 - total flux cleaned = 0.120015 Jy ! Component: 150 - total flux cleaned = 0.15437 Jy ! Component: 200 - total flux cleaned = 0.179458 Jy ! Total flux subtracted in 200 components = 0.179458 Jy ! Clean residual min=-0.008311 max=0.017093 Jy/beam ! Clean residual mean=0.003285 rms=0.003603 Jy/beam ! Combined flux in latest and established models = 0.984155 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 136 components and 0.984155 Jy ! Inverting map ! Added new window around map position (2.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198066 Jy ! Component: 100 - total flux cleaned = 0.0351346 Jy ! Component: 150 - total flux cleaned = 0.0474888 Jy ! Component: 200 - total flux cleaned = 0.0576165 Jy ! Total flux subtracted in 200 components = 0.0576165 Jy ! Clean residual min=-0.006201 max=0.010589 Jy/beam ! Clean residual mean=0.001739 rms=0.002554 Jy/beam ! Combined flux in latest and established models = 1.04177 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 193 components and 1.04177 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.251 mas, bmaj=10.66 mas, bpa=-84.74 degrees ! Estimated noise=1033.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137163 Jy ! Component: 100 - total flux cleaned = 0.0234577 Jy ! Component: 150 - total flux cleaned = 0.0309283 Jy ! Component: 200 - total flux cleaned = 0.036703 Jy ! Total flux subtracted in 200 components = 0.036703 Jy ! Clean residual min=-0.008049 max=0.011245 Jy/beam ! Clean residual mean=0.001473 rms=0.003524 Jy/beam ! Combined flux in latest and established models = 1.07847 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 = 0.00415689 Jy ! Component: 100 - total flux cleaned = 0.00622133 Jy ! Component: 150 - total flux cleaned = 0.00762174 Jy ! Component: 200 - total flux cleaned = 0.00862707 Jy ! Total flux subtracted in 200 components = 0.00862707 Jy ! Clean residual min=-0.007978 max=0.010793 Jy/beam ! Clean residual mean=0.001040 rms=0.003416 Jy/beam ! Combined flux in latest and established models = 1.0871 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 263 components and 1.0871 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.502 mas, bmaj=6.632 mas, bpa=-4.01 degrees ! Estimated noise=869.553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160751 Jy ! Component: 100 - total flux cleaned = 0.00196801 Jy ! Component: 150 - total flux cleaned = 0.00252527 Jy ! Component: 200 - total flux cleaned = 0.00293814 Jy ! Total flux subtracted in 200 components = 0.00293814 Jy ! Clean residual min=-0.006219 max=0.008104 Jy/beam ! Clean residual mean=0.000460 rms=0.002156 Jy/beam ! Combined flux in latest and established models = 1.09004 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 287 components and 1.09004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141924Jy sigma=0.001343 ! Fit after self-cal, rms=0.141854Jy sigma=0.001342 wmodel J2354+4553_S_2007_12_05_pus_map.mod ! Writing 287 model components to file: J2354+4553_S_2007_12_05_pus_map.mod wobs J2354+4553_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J2354+4553_S_2007_12_05_pus_uvs.fits wwins J2354+4553_S_2007_12_05_pus_map.win ! wwins: Wrote 7 windows to J2354+4553_S_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358723 Jy ! Component: 100 - total flux cleaned = 0.00638831 Jy ! Component: 150 - total flux cleaned = 0.00802368 Jy ! Component: 200 - total flux cleaned = 0.00922843 Jy ! Component: 250 - total flux cleaned = 0.0104801 Jy ! Component: 300 - total flux cleaned = 0.0111805 Jy ! Component: 350 - total flux cleaned = 0.0119487 Jy ! Component: 400 - total flux cleaned = 0.0123191 Jy ! Component: 450 - total flux cleaned = 0.0129449 Jy ! Component: 500 - total flux cleaned = 0.0133776 Jy ! Component: 550 - total flux cleaned = 0.0139638 Jy ! Component: 600 - total flux cleaned = 0.0145269 Jy ! Component: 650 - total flux cleaned = 0.0147584 Jy ! Component: 700 - total flux cleaned = 0.0149847 Jy ! Component: 750 - total flux cleaned = 0.015205 Jy ! Component: 800 - total flux cleaned = 0.0154197 Jy ! Component: 850 - total flux cleaned = 0.0157677 Jy ! Component: 900 - total flux cleaned = 0.0160368 Jy ! Component: 950 - total flux cleaned = 0.0162983 Jy ! Component: 1000 - total flux cleaned = 0.0163625 Jy ! Component: 1050 - total flux cleaned = 0.0165515 Jy ! Component: 1100 - total flux cleaned = 0.0167355 Jy ! Component: 1150 - total flux cleaned = 0.0168553 Jy ! Component: 1200 - total flux cleaned = 0.0169721 Jy ! Component: 1250 - total flux cleaned = 0.0170859 Jy ! Component: 1300 - total flux cleaned = 0.0171963 Jy ! Component: 1350 - total flux cleaned = 0.0171957 Jy ! Component: 1400 - total flux cleaned = 0.0171961 Jy ! Component: 1450 - total flux cleaned = 0.0173008 Jy ! Component: 1500 - total flux cleaned = 0.0174032 Jy ! Component: 1550 - total flux cleaned = 0.0175031 Jy ! Component: 1600 - total flux cleaned = 0.0174536 Jy ! Component: 1650 - total flux cleaned = 0.017551 Jy ! Component: 1700 - total flux cleaned = 0.0175508 Jy ! Component: 1750 - total flux cleaned = 0.0175976 Jy ! Component: 1800 - total flux cleaned = 0.0175979 Jy ! Component: 1850 - total flux cleaned = 0.0175528 Jy ! Component: 1900 - total flux cleaned = 0.0175979 Jy ! Component: 1950 - total flux cleaned = 0.0175979 Jy ! Component: 2000 - total flux cleaned = 0.0176414 Jy ! Total flux subtracted in 2048 components = 0.0177271 Jy ! Clean residual min=-0.002826 max=0.003537 Jy/beam ! Clean residual mean=0.000025 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 1.10777 Jy keep ! Adding 186 model components to the UV plane model. ! The established model now contains 473 components and 1.10777 Jy wmap "J2354+4553_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.502 x 6.632 at -4.01 degrees (North through East) ! Clean map min=-0.0039488 max=0.51492 Jy/beam ! Writing clean map to FITS file: J2354+4553_S_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 0.514921 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000951705 device "J2354+4553_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2354+4553_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.554476 0.554476 1.10895 2.2179 4.43581 8.87161 17.7432 35.4865 70.9729 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.514 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.502 x 6.632 at -4.01 degrees (North through East) ! Clean map min=-0.0039488 max=0.51492 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2354+4553_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2354+4553_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2354+4553_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:25:08 2010