! Started logfile: J1806+6949_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:17:13 2010 obs J1806+6949_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1806+6949_S_2008_07_09_pus_uva.fits ! AN table 1: 161 integrations on 105 of 105 possible baselines. ! AN table 2: 71 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.10743 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1806+6949 ! ! 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 1054 lines of history. ! ! Reading 10468 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 1889 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1889 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1889 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1889 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.708517Jy sigma=0.003768 ! Fit after self-cal, rms=0.531080Jy sigma=0.002709 ! 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=1.757 mas, bmaj=2.222 mas, bpa=40.43 degrees ! Estimated noise=1920.26 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 = 0.47575 Jy ! Component: 100 - total flux cleaned = 0.632361 Jy ! Total flux subtracted in 100 components = 0.632361 Jy ! Clean residual min=-0.026229 max=0.077227 Jy/beam ! Clean residual mean=0.000423 rms=0.008291 Jy/beam ! Combined flux in latest and established models = 0.632361 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.632361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.369169Jy sigma=0.001597 ! Fit after self-cal, rms=0.366949Jy sigma=0.001588 ! Inverting map ! Added new window around map position (-2, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0866311 Jy ! Component: 100 - total flux cleaned = 0.135843 Jy ! Total flux subtracted in 100 components = 0.135843 Jy ! Clean residual min=-0.016513 max=0.031181 Jy/beam ! Clean residual mean=0.000305 rms=0.004991 Jy/beam ! Combined flux in latest and established models = 0.768204 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.768204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342059Jy sigma=0.001338 ! Fit after self-cal, rms=0.340360Jy sigma=0.001330 ! Inverting map ! Added new window around map position (-4.5, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0383108 Jy ! Component: 100 - total flux cleaned = 0.0611937 Jy ! Total flux subtracted in 100 components = 0.0611937 Jy ! Clean residual min=-0.014640 max=0.016569 Jy/beam ! Clean residual mean=0.000252 rms=0.003900 Jy/beam ! Combined flux in latest and established models = 0.829398 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.829398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335065Jy sigma=0.001277 ! Fit after self-cal, rms=0.334361Jy sigma=0.001274 ! 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=2.019 mas, bmaj=2.501 mas, bpa=37.28 degrees ! Estimated noise=1253.44 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0239276 Jy ! Component: 100 - total flux cleaned = 0.0375513 Jy ! Component: 150 - total flux cleaned = 0.0462932 Jy ! Component: 200 - total flux cleaned = 0.0520786 Jy ! Total flux subtracted in 200 components = 0.0520786 Jy ! Clean residual min=-0.010323 max=0.012717 Jy/beam ! Clean residual mean=0.000437 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 0.881476 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.881476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332200Jy sigma=0.001257 ! Fit after self-cal, rms=0.331768Jy sigma=0.001255 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00* HH 1.00* HN 1.04 ! KK 1.02 KP 1.00* LA 1.01 MK 0.96 ! NL 1.01 NY 1.02 ON 1.03 PT 1.00* ! SC 1.00* WZ 0.95 ZC 1.04 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.01 HH 1.00* HN 1.02 ! KK 1.00* KP 1.05 LA 0.98 MK 1.00* ! NL 0.94 NY 1.02 ON 0.80 PT 0.94 ! SC 1.04 WZ 0.94 ZC 1.04 ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HH 1.00* HN 1.03 ! KK 0.96 KP 1.00* LA 1.06 MK 0.99 ! NL 0.97 NY 1.00 ON 1.03 PT 1.00* ! SC 1.00* WZ 0.98 ZC 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.02 HH 1.00* HN 1.04 ! KK 1.00* KP 1.05 LA 1.00 MK 1.00* ! NL 0.90 NY 0.99 ON 1.04 PT 0.96 ! SC 1.02 WZ 1.01 ZC 1.03 ! ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* HH 1.00* HN 1.02 ! KK 1.05 KP 1.00* LA 1.05 MK 0.97 ! NL 1.01 NY 1.00 ON 0.94 PT 1.00* ! SC 1.00* WZ 0.99 ZC 1.09 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HH 1.00* HN 1.02 ! KK 1.00* KP 1.08 LA 0.99 MK 1.00* ! NL 0.97 NY 0.95 ON 1.01 PT 1.00 ! SC 1.05 WZ 1.03 ZC 1.05 ! ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* HH 1.00* HN 1.05 ! KK 1.03 KP 1.00* LA 1.05 MK 0.97 ! NL 0.99 NY 0.99 ON 0.96 PT 1.00* ! SC 1.00* WZ 0.98 ZC 0.84 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 HH 1.00* HN 1.03 ! KK 1.00* KP 1.03 LA 0.99 MK 1.00* ! NL 0.96 NY 0.97 ON 1.04 PT 0.97 ! SC 1.04 WZ 0.99 ZC 0.79 ! ! ! Fit before self-cal, rms=0.331768Jy sigma=0.001255 ! Fit after self-cal, rms=0.319186Jy sigma=0.001226 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.037 mas, bmaj=2.482 mas, bpa=35.84 degrees ! Estimated noise=1249.32 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 = 0.00630134 Jy ! Component: 100 - total flux cleaned = 0.00665163 Jy ! Component: 150 - total flux cleaned = 0.00677598 Jy ! Component: 200 - total flux cleaned = 0.00698279 Jy ! Total flux subtracted in 200 components = 0.00698279 Jy ! Clean residual min=-0.008361 max=0.011892 Jy/beam ! Clean residual mean=0.000175 rms=0.002451 Jy/beam ! Combined flux in latest and established models = 0.888459 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.888459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318982Jy sigma=0.001225 ! Fit after self-cal, rms=0.318890Jy sigma=0.001224 ! 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=0.318890Jy sigma=0.001224 ! Fit after self-cal, rms=0.318034Jy sigma=0.001222 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.031 mas, bmaj=2.486 mas, bpa=35.59 degrees ! Estimated noise=1247.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00409627 Jy ! Component: 100 - total flux cleaned = 0.00460072 Jy ! Component: 150 - total flux cleaned = 0.00471011 Jy ! Component: 200 - total flux cleaned = 0.00471231 Jy ! Total flux subtracted in 200 components = 0.00471231 Jy ! Clean residual min=-0.007881 max=0.011501 Jy/beam ! Clean residual mean=0.000188 rms=0.002348 Jy/beam ! Combined flux in latest and established models = 0.893172 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.893172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317928Jy sigma=0.001221 ! Fit after self-cal, rms=0.317879Jy sigma=0.001221 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 (-1, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112141 Jy ! Component: 100 - total flux cleaned = 0.0173532 Jy ! Component: 150 - total flux cleaned = 0.0216791 Jy ! Component: 200 - total flux cleaned = 0.0250919 Jy ! Total flux subtracted in 200 components = 0.0250919 Jy ! Clean residual min=-0.007465 max=0.009736 Jy/beam ! Clean residual mean=0.000137 rms=0.002042 Jy/beam ! Combined flux in latest and established models = 0.918264 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 74 components and 0.918263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317459Jy sigma=0.001216 ! Fit after self-cal, rms=0.317378Jy sigma=0.001216 ! Inverting map ! Added new window around map position (-10.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00881785 Jy ! Component: 100 - total flux cleaned = 0.0134662 Jy ! Component: 150 - total flux cleaned = 0.0169218 Jy ! Component: 200 - total flux cleaned = 0.0188424 Jy ! Total flux subtracted in 200 components = 0.0188424 Jy ! Clean residual min=-0.006872 max=0.008442 Jy/beam ! Clean residual mean=0.000072 rms=0.001855 Jy/beam ! Combined flux in latest and established models = 0.937106 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.937106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317117Jy sigma=0.001213 ! Fit after self-cal, rms=0.317072Jy sigma=0.001213 ! Inverting map ! Added new window around map position (-31, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00863485 Jy ! Component: 100 - total flux cleaned = 0.0140522 Jy ! Component: 150 - total flux cleaned = 0.0168776 Jy ! Component: 200 - total flux cleaned = 0.0183992 Jy ! Total flux subtracted in 200 components = 0.0183992 Jy ! Clean residual min=-0.006451 max=0.007215 Jy/beam ! Clean residual mean=0.000010 rms=0.001592 Jy/beam ! Combined flux in latest and established models = 0.955505 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 113 components and 0.955505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316790Jy sigma=0.001210 ! Fit after self-cal, rms=0.316797Jy sigma=0.001210 ! Inverting map ! Added new window around map position (-41, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00660846 Jy ! Component: 100 - total flux cleaned = 0.00870787 Jy ! Component: 150 - total flux cleaned = 0.0109584 Jy ! Component: 200 - total flux cleaned = 0.0120477 Jy ! Total flux subtracted in 200 components = 0.0120477 Jy ! Clean residual min=-0.006088 max=0.005275 Jy/beam ! Clean residual mean=-0.000032 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 0.967553 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.967553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316606Jy sigma=0.001208 ! Fit after self-cal, rms=0.316567Jy sigma=0.001208 ! 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=0.316567Jy sigma=0.001208 ! Fit after self-cal, rms=0.316365Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.03 mas, bmaj=2.484 mas, bpa=35.47 degrees ! Estimated noise=1245.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398913 Jy ! Component: 100 - total flux cleaned = 0.0070154 Jy ! Component: 150 - total flux cleaned = 0.00864442 Jy ! Component: 200 - total flux cleaned = 0.0102008 Jy ! Total flux subtracted in 200 components = 0.0102008 Jy ! Clean residual min=-0.005832 max=0.004845 Jy/beam ! Clean residual mean=-0.000052 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 0.977753 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 143 components and 0.977753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316280Jy sigma=0.001206 ! Fit after self-cal, rms=0.316282Jy sigma=0.001206 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 = 0.00195391 Jy ! Component: 100 - total flux cleaned = 0.00272641 Jy ! Component: 150 - total flux cleaned = 0.003449 Jy ! Component: 200 - total flux cleaned = 0.00420185 Jy ! Total flux subtracted in 200 components = 0.00420185 Jy ! Clean residual min=-0.005678 max=0.004789 Jy/beam ! Clean residual mean=-0.000067 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.981955 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 154 components and 0.981955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316243Jy sigma=0.001205 ! Fit after self-cal, rms=0.316237Jy sigma=0.001205 ! 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=0.316237Jy sigma=0.001205 ! Fit after self-cal, rms=0.315987Jy sigma=0.001205 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.263 mas, bmaj=8.859 mas, bpa=-71.17 degrees ! Estimated noise=2054.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420179 Jy ! Component: 100 - total flux cleaned = 0.00564907 Jy ! Component: 150 - total flux cleaned = 0.00691661 Jy ! Component: 200 - total flux cleaned = 0.0078504 Jy ! Total flux subtracted in 200 components = 0.0078504 Jy ! Clean residual min=-0.009544 max=0.007128 Jy/beam ! Clean residual mean=-0.000314 rms=0.002087 Jy/beam ! Combined flux in latest and established models = 0.989806 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 181 components and 0.989806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315957Jy sigma=0.001205 ! Fit after self-cal, rms=0.315961Jy sigma=0.001205 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 = 0.00168306 Jy ! Component: 100 - total flux cleaned = 0.00232681 Jy ! Component: 150 - total flux cleaned = 0.00284347 Jy ! Component: 200 - total flux cleaned = 0.00308694 Jy ! Total flux subtracted in 200 components = 0.00308694 Jy ! Clean residual min=-0.008956 max=0.006891 Jy/beam ! Clean residual mean=-0.000370 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 0.992893 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 188 components and 0.992892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315958Jy sigma=0.001205 ! Fit after self-cal, rms=0.315958Jy sigma=0.001205 ! 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=2.03 mas, bmaj=2.483 mas, bpa=35.42 degrees ! Estimated noise=1245.53 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.03 x 2.483 at 35.42 degrees (North through East) ! Clean map min=-0.0047533 max=0.59993 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=0.315958Jy sigma=0.001205 ! Fit after self-cal, rms=0.658261Jy sigma=0.001081 ! Inverting map and beam ! Estimated beam: bmin=2.029 mas, bmaj=2.481 mas, bpa=35.09 degrees ! Estimated noise=1244.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255018 Jy ! Component: 100 - total flux cleaned = 0.00334048 Jy ! Component: 150 - total flux cleaned = 0.00351594 Jy ! Component: 200 - total flux cleaned = 0.003674 Jy ! Total flux subtracted in 200 components = 0.003674 Jy ! Clean residual min=-0.005171 max=0.004917 Jy/beam ! Clean residual mean=-0.000053 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.996566 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 199 components and 0.996566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.658222Jy sigma=0.001081 ! Fit after self-cal, rms=0.658260Jy sigma=0.001081 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000627655 Jy ! Component: 100 - total flux cleaned = 0.00069836 Jy ! Component: 150 - total flux cleaned = 0.000695945 Jy ! Component: 200 - total flux cleaned = 0.000629985 Jy ! Total flux subtracted in 200 components = 0.000629985 Jy ! Clean residual min=-0.005084 max=0.004908 Jy/beam ! Clean residual mean=-0.000056 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 0.997196 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 203 components and 0.997196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.658249Jy sigma=0.001081 ! Fit after self-cal, rms=0.658260Jy sigma=0.001081 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.658260Jy sigma=0.001081 ! Fit after self-cal, rms=0.803518Jy sigma=0.001081 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=1.758 mas, bmaj=2.211 mas, bpa=39.93 degrees ! Estimated noise=1849.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.466605 Jy ! Component: 100 - total flux cleaned = 0.635405 Jy ! Component: 150 - total flux cleaned = 0.725588 Jy ! Component: 200 - total flux cleaned = 0.779262 Jy ! Total flux subtracted in 200 components = 0.779262 Jy ! Clean residual min=-0.013184 max=0.028107 Jy/beam ! Clean residual mean=0.000210 rms=0.004102 Jy/beam ! Combined flux in latest and established models = 0.779262 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 0.779262 Jy ! Inverting map and beam ! Estimated beam: bmin=2.028 mas, bmaj=2.479 mas, bpa=35.01 degrees ! Estimated noise=1245.05 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 = 0.0474975 Jy ! Component: 100 - total flux cleaned = 0.07529 Jy ! Component: 150 - total flux cleaned = 0.0938644 Jy ! Component: 200 - total flux cleaned = 0.108597 Jy ! Total flux subtracted in 200 components = 0.108597 Jy ! Clean residual min=-0.008312 max=0.011174 Jy/beam ! Clean residual mean=0.000300 rms=0.002546 Jy/beam ! Combined flux in latest and established models = 0.887859 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 47 components and 0.887859 Jy ! Inverting map ! Added new window around map position (-25, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127838 Jy ! Component: 100 - total flux cleaned = 0.0234075 Jy ! Component: 150 - total flux cleaned = 0.0326515 Jy ! Component: 200 - total flux cleaned = 0.0407807 Jy ! Total flux subtracted in 200 components = 0.0407807 Jy ! Clean residual min=-0.007117 max=0.006901 Jy/beam ! Clean residual mean=0.000172 rms=0.001851 Jy/beam ! Combined flux in latest and established models = 0.92864 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 74 components and 0.92864 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=7.247 mas, bmaj=8.86 mas, bpa=-70.92 degrees ! Estimated noise=2066.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197478 Jy ! Component: 100 - total flux cleaned = 0.0329649 Jy ! Component: 150 - total flux cleaned = 0.0425707 Jy ! Component: 200 - total flux cleaned = 0.0497256 Jy ! Total flux subtracted in 200 components = 0.0497256 Jy ! Clean residual min=-0.008473 max=0.007676 Jy/beam ! Clean residual mean=0.000059 rms=0.002531 Jy/beam ! Combined flux in latest and established models = 0.978366 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 = 0.00540954 Jy ! Component: 100 - total flux cleaned = 0.00959482 Jy ! Component: 150 - total flux cleaned = 0.0128766 Jy ! Component: 200 - total flux cleaned = 0.015476 Jy ! Total flux subtracted in 200 components = 0.015476 Jy ! Clean residual min=-0.007618 max=0.005774 Jy/beam ! Clean residual mean=-0.000149 rms=0.002037 Jy/beam ! Combined flux in latest and established models = 0.993842 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 143 components and 0.993842 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.028 mas, bmaj=2.479 mas, bpa=35.01 degrees ! Estimated noise=1245.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000502925 Jy ! Component: 100 - total flux cleaned = 0.000355022 Jy ! Component: 150 - total flux cleaned = 0.000801752 Jy ! Component: 200 - total flux cleaned = 0.00121185 Jy ! Total flux subtracted in 200 components = 0.00121185 Jy ! Clean residual min=-0.005551 max=0.004690 Jy/beam ! Clean residual mean=-0.000042 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.995053 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 158 components and 0.995053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.803638Jy sigma=0.001082 ! Fit after self-cal, rms=0.803655Jy sigma=0.001082 wmodel J1806+6949_S_2008_07_09_pus_map.mod ! Writing 158 model components to file: J1806+6949_S_2008_07_09_pus_map.mod wobs J1806+6949_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1806+6949_S_2008_07_09_pus_uvs.fits wwins J1806+6949_S_2008_07_09_pus_map.win ! wwins: Wrote 8 windows to J1806+6949_S_2008_07_09_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 = -0.00159621 Jy ! Component: 100 - total flux cleaned = -0.00133536 Jy ! Component: 150 - total flux cleaned = -0.00125619 Jy ! Component: 200 - total flux cleaned = -0.00109688 Jy ! Component: 250 - total flux cleaned = -0.000715095 Jy ! Component: 300 - total flux cleaned = -0.000566341 Jy ! Component: 350 - total flux cleaned = -0.000348882 Jy ! Component: 400 - total flux cleaned = -0.000279026 Jy ! Component: 450 - total flux cleaned = -0.000417495 Jy ! Component: 500 - total flux cleaned = -0.00028081 Jy ! Component: 550 - total flux cleaned = -0.000550359 Jy ! Component: 600 - total flux cleaned = -0.000814916 Jy ! Component: 650 - total flux cleaned = -0.00107657 Jy ! Component: 700 - total flux cleaned = -0.00133576 Jy ! Component: 750 - total flux cleaned = -0.00159137 Jy ! Component: 800 - total flux cleaned = -0.00178026 Jy ! Component: 850 - total flux cleaned = -0.00184234 Jy ! Component: 900 - total flux cleaned = -0.00196606 Jy ! Component: 950 - total flux cleaned = -0.00196647 Jy ! Component: 1000 - total flux cleaned = -0.00202699 Jy ! Component: 1050 - total flux cleaned = -0.00220607 Jy ! Component: 1100 - total flux cleaned = -0.00214842 Jy ! Component: 1150 - total flux cleaned = -0.00244065 Jy ! Component: 1200 - total flux cleaned = -0.0024404 Jy ! Component: 1250 - total flux cleaned = -0.00255526 Jy ! Component: 1300 - total flux cleaned = -0.00295151 Jy ! Component: 1350 - total flux cleaned = -0.0030068 Jy ! Component: 1400 - total flux cleaned = -0.0030067 Jy ! Component: 1450 - total flux cleaned = -0.00322761 Jy ! Component: 1500 - total flux cleaned = -0.00350072 Jy ! Component: 1550 - total flux cleaned = -0.00366304 Jy ! Component: 1600 - total flux cleaned = -0.00377056 Jy ! Component: 1650 - total flux cleaned = -0.00398491 Jy ! Component: 1700 - total flux cleaned = -0.0043035 Jy ! Component: 1750 - total flux cleaned = -0.00456669 Jy ! Component: 1800 - total flux cleaned = -0.00477607 Jy ! Component: 1850 - total flux cleaned = -0.00503549 Jy ! Component: 1900 - total flux cleaned = -0.00524153 Jy ! Component: 1950 - total flux cleaned = -0.00544569 Jy ! Component: 2000 - total flux cleaned = -0.0055979 Jy ! Total flux subtracted in 2048 components = -0.00579911 Jy ! Clean residual min=-0.002907 max=0.002931 Jy/beam ! Clean residual mean=-0.000055 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.989254 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 307 components and 0.989254 Jy wmap "J1806+6949_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.028 x 2.479 at 35.01 degrees (North through East) ! Clean map min=-0.0046388 max=0.59629 Jy/beam ! Writing clean map to FITS file: J1806+6949_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.596287 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000897469 device "J1806+6949_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1806+6949_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.451529 0.451529 0.903057 1.80611 3.61223 7.22446 14.4489 28.8978 57.7957 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.596 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.028 x 2.479 at 35.01 degrees (North through East) ! Clean map min=-0.0046388 max=0.59629 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1806+6949_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1806+6949_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1806+6949_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:17:18 2010