! Started logfile: J1625-2527_S_2000_03_13_pus_uvs.log on Wed Apr 3 13:15:13 2013 obs J1625-2527_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1625-2527_S_2000_03_13_pus_uva.fits ! AN table 1: 109 integrations on 190 of 190 possible baselines. ! AN table 2: 12 integrations on 190 of 190 possible baselines. ! AN table 3: 43 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0682285 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1625-2527 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2251 lines of history. ! ! Reading 8504 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 ![@muppet J1625-2527_S_2000_03_13_pus] 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 1627 telescope corrections were flagged in sub-array 1. ! A total of 240 telescope corrections were flagged in sub-array 2. ! A total of 860 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1628 telescope corrections were flagged in sub-array 1. ! A total of 240 telescope corrections were flagged in sub-array 2. ! A total of 860 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1645 telescope corrections were flagged in sub-array 1. ! A total of 240 telescope corrections were flagged in sub-array 2. ! A total of 860 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1638 telescope corrections were flagged in sub-array 1. ! A total of 240 telescope corrections were flagged in sub-array 2. ! A total of 857 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.909236Jy sigma=0.007316 ! Fit after self-cal, rms=0.316807Jy sigma=0.002314 ! 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=2.049 mas, bmaj=5.275 mas, bpa=1.419 degrees ! Estimated noise=1917.13 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 = 0.630718 Jy ! Component: 100 - total flux cleaned = 0.821497 Jy ! Total flux subtracted in 100 components = 0.821497 Jy ! Clean residual min=-0.027718 max=0.089485 Jy/beam ! Clean residual mean=0.000764 rms=0.010932 Jy/beam ! Combined flux in latest and established models = 0.821497 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.821497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323779Jy sigma=0.002354 ! Fit after self-cal, rms=0.323678Jy sigma=0.002354 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104184 Jy ! Component: 100 - total flux cleaned = 0.165255 Jy ! Total flux subtracted in 100 components = 0.165255 Jy ! Clean residual min=-0.018545 max=0.034739 Jy/beam ! Clean residual mean=0.000429 rms=0.006649 Jy/beam ! Combined flux in latest and established models = 0.986752 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.986752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254138Jy sigma=0.001705 ! Fit after self-cal, rms=0.254030Jy sigma=0.001704 ! 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=2.791 mas, bmaj=7.579 mas, bpa=0.8312 degrees ! Estimated noise=1006.3 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 = 0.0762769 Jy ! Component: 100 - total flux cleaned = 0.111696 Jy ! Component: 150 - total flux cleaned = 0.129138 Jy ! Component: 200 - total flux cleaned = 0.137745 Jy ! Total flux subtracted in 200 components = 0.137745 Jy ! Clean residual min=-0.025102 max=0.024644 Jy/beam ! Clean residual mean=0.000707 rms=0.007687 Jy/beam ! Combined flux in latest and established models = 1.1245 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 50 components and 1.1245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231326Jy sigma=0.001506 ! Fit after self-cal, rms=0.231300Jy sigma=0.001505 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 GC 1.00* KP 0.99 ! LA 0.98 NL 0.90 OV 1.01 PT 0.99 ! SC 1.00 WF 1.25 HH 1.14 KK 1.00* ! MA 1.00* MC 1.10 MK 1.01 NY 1.00* ! ON 1.00* TS 1.05 WZ 0.87 HN 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 GC 1.00* KP 0.96 ! LA 1.01 NL 0.91 OV 1.00 PT 1.00 ! SC 0.99 WF 1.04 HH 0.96 KK 1.00* ! MA 1.00* MC 0.95 MK 1.00 NY 1.00* ! ON 1.00* TS 1.06 WZ 0.93 HN 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 GC 1.00* KP 1.07 ! LA 1.02 NL 0.90 OV 1.03 PT 0.97 ! SC 1.01 WF 2.10 HH 1.02 KK 1.00* ! MA 1.00* MC 1.71 MK 1.03 NY 1.00* ! ON 1.00* TS 1.04 WZ 0.90 HN 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 GC 1.00* KP 1.02 ! LA 1.01 NL 0.90 OV 1.02 PT 1.01 ! SC 1.02 WF 1.11 HH 1.04 KK 1.00* ! MA 1.00* MC 1.17 MK 1.03 NY 1.00* ! ON 1.00* TS 1.04 WZ 1.19 HN 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Fit before self-cal, rms=0.231300Jy sigma=0.001505 ! Fit after self-cal, rms=0.217703Jy sigma=0.001385 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.835 mas, bmaj=7.699 mas, bpa=1.091 degrees ! Estimated noise=1021.1 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0075074 Jy ! Component: 100 - total flux cleaned = 0.00750491 Jy ! Component: 150 - total flux cleaned = 0.00734915 Jy ! Component: 200 - total flux cleaned = 0.00721562 Jy ! Total flux subtracted in 200 components = 0.00721562 Jy ! Clean residual min=-0.019835 max=0.020084 Jy/beam ! Clean residual mean=0.000806 rms=0.005969 Jy/beam ! Combined flux in latest and established models = 1.13171 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 1.13171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217045Jy sigma=0.001385 ! Fit after self-cal, rms=0.217313Jy sigma=0.001384 ! 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=0.217313Jy sigma=0.001384 ! Fit after self-cal, rms=0.188854Jy sigma=0.001227 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.829 mas, bmaj=7.659 mas, bpa=1.157 degrees ! Estimated noise=1027.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00781313 Jy ! Component: 100 - total flux cleaned = 0.00966951 Jy ! Component: 150 - total flux cleaned = 0.00967372 Jy ! Component: 200 - total flux cleaned = 0.00967357 Jy ! Total flux subtracted in 200 components = 0.00967357 Jy ! Clean residual min=-0.010695 max=0.011610 Jy/beam ! Clean residual mean=0.000694 rms=0.003074 Jy/beam ! Combined flux in latest and established models = 1.14139 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 1.14139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188511Jy sigma=0.001225 ! Fit after self-cal, rms=0.188452Jy sigma=0.001225 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 = 0.000143446 Jy ! Component: 100 - total flux cleaned = 6.98917e-05 Jy ! Component: 150 - total flux cleaned = 3.97023e-06 Jy ! Component: 200 - total flux cleaned = -5.54688e-05 Jy ! Total flux subtracted in 200 components = -5.54688e-05 Jy ! Clean residual min=-0.010505 max=0.011635 Jy/beam ! Clean residual mean=0.000697 rms=0.003069 Jy/beam ! Combined flux in latest and established models = 1.14133 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 1.14133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188400Jy sigma=0.001225 ! Fit after self-cal, rms=0.188406Jy sigma=0.001225 ! 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=0.188406Jy sigma=0.001225 ! Fit after self-cal, rms=0.185921Jy sigma=0.001197 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.841 mas, bmaj=7.661 mas, bpa=1.204 degrees ! Estimated noise=1028.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0012736 Jy ! Component: 100 - total flux cleaned = -0.00144728 Jy ! Component: 150 - total flux cleaned = -0.00144819 Jy ! Component: 200 - total flux cleaned = -0.0015862 Jy ! Total flux subtracted in 200 components = -0.0015862 Jy ! Clean residual min=-0.005815 max=0.010745 Jy/beam ! Clean residual mean=0.000812 rms=0.002083 Jy/beam ! Combined flux in latest and established models = 1.13974 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 1.13974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185828Jy sigma=0.001197 ! Fit after self-cal, rms=0.185822Jy sigma=0.001197 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 (-6, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0097895 Jy ! Component: 100 - total flux cleaned = 0.0145849 Jy ! Component: 150 - total flux cleaned = 0.0155356 Jy ! Component: 200 - total flux cleaned = 0.0157678 Jy ! Total flux subtracted in 200 components = 0.0157678 Jy ! Clean residual min=-0.005571 max=0.006796 Jy/beam ! Clean residual mean=0.000567 rms=0.001733 Jy/beam ! Combined flux in latest and established models = 1.15551 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 1.15551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185314Jy sigma=0.001191 ! Fit after self-cal, rms=0.185257Jy sigma=0.001191 ! 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=0.185257Jy sigma=0.001191 ! Fit after self-cal, rms=0.184829Jy sigma=0.001190 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.137 mas, bmaj=19.22 mas, bpa=10.16 degrees ! Estimated noise=1270.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00583725 Jy ! Component: 100 - total flux cleaned = 0.0079022 Jy ! Component: 150 - total flux cleaned = 0.00817603 Jy ! Component: 200 - total flux cleaned = 0.00830482 Jy ! Total flux subtracted in 200 components = 0.00830482 Jy ! Clean residual min=-0.007107 max=0.007399 Jy/beam ! Clean residual mean=0.001101 rms=0.002365 Jy/beam ! Combined flux in latest and established models = 1.16382 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 1.16382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184839Jy sigma=0.001190 ! Fit after self-cal, rms=0.184818Jy sigma=0.001190 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 = 0.00108793 Jy ! Component: 100 - total flux cleaned = 0.00131853 Jy ! Component: 150 - total flux cleaned = 0.00134833 Jy ! Component: 200 - total flux cleaned = 0.00134751 Jy ! Total flux subtracted in 200 components = 0.00134751 Jy ! Clean residual min=-0.007064 max=0.007319 Jy/beam ! Clean residual mean=0.001059 rms=0.002263 Jy/beam ! Combined flux in latest and established models = 1.16516 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 112 components and 1.16516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184821Jy sigma=0.001190 ! Fit after self-cal, rms=0.184814Jy sigma=0.001190 ! 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=2.845 mas, bmaj=7.651 mas, bpa=1.257 degrees ! Estimated noise=1028.18 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.845 x 7.651 at 1.257 degrees (North through East) ! Clean map min=-0.0054764 max=0.9147 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=0.184814Jy sigma=0.001190 ! Fit after self-cal, rms=0.170520Jy sigma=0.001084 ! Inverting map and beam ! Estimated beam: bmin=2.844 mas, bmaj=7.661 mas, bpa=1.25 degrees ! Estimated noise=1027.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000447458 Jy ! Component: 100 - total flux cleaned = 0.00035537 Jy ! Component: 150 - total flux cleaned = 0.000118518 Jy ! Component: 200 - total flux cleaned = -9.54881e-05 Jy ! Total flux subtracted in 200 components = -9.54881e-05 Jy ! Clean residual min=-0.005591 max=0.006240 Jy/beam ! Clean residual mean=0.000493 rms=0.001553 Jy/beam ! Combined flux in latest and established models = 1.16507 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 127 components and 1.16507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170404Jy sigma=0.001083 ! Fit after self-cal, rms=0.170395Jy sigma=0.001083 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.36108e-05 Jy ! Component: 100 - total flux cleaned = 3.05281e-05 Jy ! Component: 150 - total flux cleaned = 2.90476e-05 Jy ! Component: 200 - total flux cleaned = -8.42187e-05 Jy ! Total flux subtracted in 200 components = -8.42187e-05 Jy ! Clean residual min=-0.005486 max=0.006215 Jy/beam ! Clean residual mean=0.000495 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 1.16498 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 133 components and 1.16498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170340Jy sigma=0.001083 ! Fit after self-cal, rms=0.170334Jy sigma=0.001083 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170334Jy sigma=0.001083 ! Fit after self-cal, rms=0.170164Jy sigma=0.001083 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=2.059 mas, bmaj=5.237 mas, bpa=2.03 degrees ! Estimated noise=1774.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.648122 Jy ! Component: 100 - total flux cleaned = 0.839351 Jy ! Component: 150 - total flux cleaned = 0.942594 Jy ! Component: 200 - total flux cleaned = 1.00655 Jy ! Total flux subtracted in 200 components = 1.00655 Jy ! Clean residual min=-0.012354 max=0.034329 Jy/beam ! Clean residual mean=0.000433 rms=0.004551 Jy/beam ! Combined flux in latest and established models = 1.00655 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 33 model components to the UV plane model. ! The established model now contains 33 components and 1.00655 Jy ! Inverting map and beam ! Estimated beam: bmin=2.847 mas, bmaj=7.66 mas, bpa=1.275 degrees ! Estimated noise=1027.35 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 = 0.0705958 Jy ! Component: 100 - total flux cleaned = 0.102782 Jy ! Component: 150 - total flux cleaned = 0.119879 Jy ! Component: 200 - total flux cleaned = 0.131076 Jy ! Total flux subtracted in 200 components = 0.131076 Jy ! Clean residual min=-0.005776 max=0.006894 Jy/beam ! Clean residual mean=0.000926 rms=0.002014 Jy/beam ! Combined flux in latest and established models = 1.13763 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 85 components and 1.13763 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=8.132 mas, bmaj=19.23 mas, bpa=10.19 degrees ! Estimated noise=1269.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121149 Jy ! Component: 100 - total flux cleaned = 0.0190162 Jy ! Component: 150 - total flux cleaned = 0.0231739 Jy ! Component: 200 - total flux cleaned = 0.0257346 Jy ! Total flux subtracted in 200 components = 0.0257346 Jy ! Clean residual min=-0.006840 max=0.007083 Jy/beam ! Clean residual mean=0.001064 rms=0.002274 Jy/beam ! Combined flux in latest and established models = 1.16336 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 = 0.00158897 Jy ! Component: 100 - total flux cleaned = 0.00259246 Jy ! Component: 150 - total flux cleaned = 0.00282785 Jy ! Component: 200 - total flux cleaned = 0.00295675 Jy ! Total flux subtracted in 200 components = 0.00295675 Jy ! Clean residual min=-0.006899 max=0.007014 Jy/beam ! Clean residual mean=0.000972 rms=0.002239 Jy/beam ! Combined flux in latest and established models = 1.16632 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 131 components and 1.16632 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.847 mas, bmaj=7.66 mas, bpa=1.275 degrees ! Estimated noise=1027.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00178143 Jy ! Component: 100 - total flux cleaned = -0.00199774 Jy ! Component: 150 - total flux cleaned = -0.00191392 Jy ! Component: 200 - total flux cleaned = -0.00198309 Jy ! Total flux subtracted in 200 components = -0.00198309 Jy ! Clean residual min=-0.005148 max=0.006270 Jy/beam ! Clean residual mean=0.000513 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 1.16434 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 145 components and 1.16434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170170Jy sigma=0.001083 ! Fit after self-cal, rms=0.170136Jy sigma=0.001083 wmodel J1625-2527_S_2000_03_13_pus_map.mod ! Writing 145 model components to file: J1625-2527_S_2000_03_13_pus_map.mod wobs J1625-2527_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1625-2527_S_2000_03_13_pus_uvs.fits wwins J1625-2527_S_2000_03_13_pus_map.win ! wwins: Wrote 2 windows to J1625-2527_S_2000_03_13_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 = 0.00193388 Jy ! Component: 100 - total flux cleaned = 0.00294328 Jy ! Component: 150 - total flux cleaned = 0.00423455 Jy ! Component: 200 - total flux cleaned = 0.00521119 Jy ! Component: 250 - total flux cleaned = 0.00606402 Jy ! Component: 300 - total flux cleaned = 0.00688407 Jy ! Component: 350 - total flux cleaned = 0.00760501 Jy ! Component: 400 - total flux cleaned = 0.00823372 Jy ! Component: 450 - total flux cleaned = 0.00891293 Jy ! Component: 500 - total flux cleaned = 0.00937528 Jy ! Component: 550 - total flux cleaned = 0.00982525 Jy ! Component: 600 - total flux cleaned = 0.0100144 Jy ! Component: 650 - total flux cleaned = 0.0104454 Jy ! Component: 700 - total flux cleaned = 0.010806 Jy ! Component: 750 - total flux cleaned = 0.0111585 Jy ! Component: 800 - total flux cleaned = 0.0116171 Jy ! Component: 850 - total flux cleaned = 0.0120652 Jy ! Component: 900 - total flux cleaned = 0.0124493 Jy ! Component: 950 - total flux cleaned = 0.0127719 Jy ! Component: 1000 - total flux cleaned = 0.0130876 Jy ! Component: 1050 - total flux cleaned = 0.0133969 Jy ! Component: 1100 - total flux cleaned = 0.0135986 Jy ! Component: 1150 - total flux cleaned = 0.0138471 Jy ! Component: 1200 - total flux cleaned = 0.0141399 Jy ! Component: 1250 - total flux cleaned = 0.0142836 Jy ! Component: 1300 - total flux cleaned = 0.0145677 Jy ! Component: 1350 - total flux cleaned = 0.0146606 Jy ! Component: 1400 - total flux cleaned = 0.01489 Jy ! Component: 1450 - total flux cleaned = 0.0149353 Jy ! Component: 1500 - total flux cleaned = 0.0151139 Jy ! Component: 1550 - total flux cleaned = 0.0153334 Jy ! Component: 1600 - total flux cleaned = 0.0154628 Jy ! Component: 1650 - total flux cleaned = 0.0155904 Jy ! Component: 1700 - total flux cleaned = 0.0156741 Jy ! Component: 1750 - total flux cleaned = 0.0157988 Jy ! Component: 1800 - total flux cleaned = 0.01584 Jy ! Component: 1850 - total flux cleaned = 0.0159211 Jy ! Component: 1900 - total flux cleaned = 0.0160013 Jy ! Component: 1950 - total flux cleaned = 0.0160805 Jy ! Component: 2000 - total flux cleaned = 0.0162375 Jy ! Total flux subtracted in 2048 components = 0.0163924 Jy ! Clean residual min=-0.002448 max=0.002456 Jy/beam ! Clean residual mean=0.000137 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 1.18073 Jy keep ! Adding 129 model components to the UV plane model. ! The established model now contains 274 components and 1.18073 Jy ![Exited script file: muppet] wmap "J1625-2527_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.847 x 7.66 at 1.275 degrees (North through East) ! Clean map min=-0.0042245 max=0.91605 Jy/beam ! Writing clean map to FITS file: J1625-2527_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.916048 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000781088 device "J1625-2527_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1625-2527_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.255802 0.255802 0.511603 1.02321 2.04641 4.09283 8.18565 16.3713 32.7426 65.4852 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.916 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.847 x 7.66 at 1.275 degrees (North through East) ! Clean map min=-0.0042245 max=0.91605 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1625-2527_S_2000_03_13_pus_uvs.log closed on Wed Apr 3 13:15:19 2013