! Started logfile: J1617+0246_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:40:10 2011 obs J1617+0246_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1617+0246_X_2010_10_13_pus_uva.fits ! AN table 1: 18 integrations on 105 of 105 possible baselines. ! AN table 2: 131 integrations on 105 of 105 possible baselines. ! AN table 3: 9 integrations on 105 of 105 possible baselines. ! AN table 4: 49 integrations on 105 of 105 possible baselines. ! AN table 5: 50 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0378358 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1617+0246 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 4084 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1617+0246_X_2010_10_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 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 1558 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! A total of 681 telescope corrections were flagged in sub-array 4. ! A total of 669 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 1558 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! A total of 714 telescope corrections were flagged in sub-array 4. ! A total of 669 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 1558 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! A total of 714 telescope corrections were flagged in sub-array 4. ! A total of 669 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 1558 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! A total of 714 telescope corrections were flagged in sub-array 4. ! A total of 669 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.882173Jy sigma=0.011393 ! Fit after self-cal, rms=0.759267Jy sigma=0.010085 ! 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=0.5839 mas, bmaj=2.19 mas, bpa=5.175 degrees ! Estimated noise=1591.1 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188568 Jy ! Component: 100 - total flux cleaned = 0.242488 Jy ! Total flux subtracted in 100 components = 0.242488 Jy ! Clean residual min=-0.024874 max=0.040566 Jy/beam ! Clean residual mean=0.003878 rms=0.010332 Jy/beam ! Combined flux in latest and established models = 0.242488 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.242488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154199Jy sigma=0.001891 ! Fit after self-cal, rms=0.154170Jy sigma=0.001890 ! 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=0.5157 mas, bmaj=2.484 mas, bpa=5.071 degrees ! Estimated noise=941.995 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 (1, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0622335 Jy ! Component: 100 - total flux cleaned = 0.10235 Jy ! Component: 150 - total flux cleaned = 0.1299 Jy ! Component: 200 - total flux cleaned = 0.149375 Jy ! Total flux subtracted in 200 components = 0.149375 Jy ! Clean residual min=-0.003219 max=0.019260 Jy/beam ! Clean residual mean=0.008143 rms=0.002711 Jy/beam ! Combined flux in latest and established models = 0.391863 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 36 components and 0.391863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128994Jy sigma=0.001274 ! Fit after self-cal, rms=0.127781Jy sigma=0.001257 ! Inverting map ! Added new window around map position (10.4, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170027 Jy ! Component: 100 - total flux cleaned = 0.0279714 Jy ! Component: 150 - total flux cleaned = 0.0357771 Jy ! Component: 200 - total flux cleaned = 0.0413867 Jy ! Total flux subtracted in 200 components = 0.0413867 Jy ! Clean residual min=-0.004728 max=0.008552 Jy/beam ! Clean residual mean=0.002560 rms=0.001494 Jy/beam ! Combined flux in latest and established models = 0.43325 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 73 components and 0.43325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125670Jy sigma=0.001196 ! Fit after self-cal, rms=0.125477Jy sigma=0.001193 ! 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 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.03 KK 1.03 KP 1.00* LA 1.00* ! MK 1.08 NL 1.00* NY 1.00* OV 0.96 ! PT 1.00* SC 1.00* TS 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.94 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.00* LA 0.97 ! MK 1.00* NL 0.97 NY 1.00* OV 1.00* ! PT 0.92 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.02 KK 1.04 KP 1.00* LA 1.00* ! MK 0.95 NL 1.00* NY 1.00* OV 1.03 ! PT 1.00* SC 1.00* TS 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.93 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.00* LA 1.01 ! MK 1.00* NL 1.04 NY 1.00* OV 1.00* ! PT 0.99 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.99 KK 1.05 KP 1.00* LA 1.00* ! MK 1.03 NL 1.00* NY 1.00* OV 0.96 ! PT 1.00* SC 1.00* TS 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.00* LA 0.98 ! MK 1.00* NL 0.96 NY 1.00* OV 1.00* ! PT 0.99 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.00 KK 1.03 KP 1.00* LA 1.00* ! MK 1.02 NL 1.00* NY 1.00* OV 1.11 ! PT 1.00* SC 1.00* TS 0.88 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.03 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.00* LA 1.05 ! MK 1.00* NL 1.22 NY 1.00* OV 1.00* ! PT 0.91 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.125477Jy sigma=0.001193 ! Fit after self-cal, rms=0.123344Jy sigma=0.001176 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5023 mas, bmaj=2.431 mas, bpa=4.773 degrees ! Estimated noise=969.931 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 = 0.000130011 Jy ! Component: 100 - total flux cleaned = -0.000135679 Jy ! Component: 150 - total flux cleaned = -0.000346055 Jy ! Component: 200 - total flux cleaned = -0.000302056 Jy ! Total flux subtracted in 200 components = -0.000302056 Jy ! Clean residual min=-0.002317 max=0.002339 Jy/beam ! Clean residual mean=0.000142 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.432948 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 94 components and 0.432948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123245Jy sigma=0.001176 ! Fit after self-cal, rms=0.123435Jy sigma=0.001175 ! 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=0.123435Jy sigma=0.001175 ! Fit after self-cal, rms=0.123094Jy sigma=0.001175 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.5022 mas, bmaj=2.431 mas, bpa=4.775 degrees ! Estimated noise=968.263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000676125 Jy ! Component: 100 - total flux cleaned = -0.000719662 Jy ! Component: 150 - total flux cleaned = -0.000755498 Jy ! Component: 200 - total flux cleaned = -0.0007254 Jy ! Total flux subtracted in 200 components = -0.0007254 Jy ! Clean residual min=-0.002313 max=0.002252 Jy/beam ! Clean residual mean=0.000107 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.432222 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.432222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123049Jy sigma=0.001175 ! Fit after self-cal, rms=0.123025Jy sigma=0.001175 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 = -0.000259064 Jy ! Component: 100 - total flux cleaned = -0.000231342 Jy ! Component: 150 - total flux cleaned = -0.000231834 Jy ! Component: 200 - total flux cleaned = -0.000206125 Jy ! Total flux subtracted in 200 components = -0.000206125 Jy ! Clean residual min=-0.002283 max=0.002318 Jy/beam ! Clean residual mean=0.000124 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.432016 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 114 components and 0.432016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123003Jy sigma=0.001175 ! Fit after self-cal, rms=0.122991Jy sigma=0.001175 ! 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=0.122991Jy sigma=0.001175 ! Fit after self-cal, rms=0.122828Jy sigma=0.001175 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.5022 mas, bmaj=2.431 mas, bpa=4.781 degrees ! Estimated noise=967.255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000704441 Jy ! Component: 100 - total flux cleaned = -0.000788263 Jy ! Component: 150 - total flux cleaned = -0.000788324 Jy ! Component: 200 - total flux cleaned = -0.000767726 Jy ! Total flux subtracted in 200 components = -0.000767726 Jy ! Clean residual min=-0.002284 max=0.002217 Jy/beam ! Clean residual mean=0.000084 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.431248 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 119 components and 0.431248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122808Jy sigma=0.001175 ! Fit after self-cal, rms=0.122801Jy sigma=0.001174 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 = -0.000267376 Jy ! Component: 100 - total flux cleaned = -0.00022503 Jy ! Component: 150 - total flux cleaned = -0.00020518 Jy ! Component: 200 - total flux cleaned = -0.000169572 Jy ! Total flux subtracted in 200 components = -0.000169572 Jy ! Clean residual min=-0.002253 max=0.002234 Jy/beam ! Clean residual mean=0.000100 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.431079 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 123 components and 0.431079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122790Jy sigma=0.001174 ! Fit after self-cal, rms=0.122788Jy sigma=0.001174 ! Inverting map ! Added new window around map position (23.4, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000687129 Jy ! Component: 100 - total flux cleaned = 0.000683209 Jy ! Component: 150 - total flux cleaned = 0.00052628 Jy ! Component: 200 - total flux cleaned = 0.000494068 Jy ! Total flux subtracted in 200 components = 0.000494068 Jy ! Clean residual min=-0.002511 max=0.002289 Jy/beam ! Clean residual mean=0.000051 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.431573 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 138 components and 0.431573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122715Jy sigma=0.001174 ! Fit after self-cal, rms=0.122708Jy sigma=0.001174 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122708Jy sigma=0.001174 ! Fit after self-cal, rms=0.122313Jy sigma=0.001174 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.577 mas, bmaj=4.279 mas, bpa=-25.41 degrees ! Estimated noise=1498.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.7362e-05 Jy ! Component: 100 - total flux cleaned = -2.74626e-05 Jy ! Component: 150 - total flux cleaned = -0.00015552 Jy ! Component: 200 - total flux cleaned = -0.00018179 Jy ! Total flux subtracted in 200 components = -0.00018179 Jy ! Clean residual min=-0.001519 max=0.001912 Jy/beam ! Clean residual mean=0.000058 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.431391 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 147 components and 0.431391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122286Jy sigma=0.001174 ! Fit after self-cal, rms=0.122279Jy sigma=0.001174 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 = 5.28729e-05 Jy ! Component: 100 - total flux cleaned = -6.72646e-06 Jy ! Component: 150 - total flux cleaned = -5.81991e-06 Jy ! Component: 200 - total flux cleaned = -2.93627e-05 Jy ! Total flux subtracted in 200 components = -2.93627e-05 Jy ! Clean residual min=-0.001575 max=0.001641 Jy/beam ! Clean residual mean=0.000078 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.431362 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 153 components and 0.431362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122270Jy sigma=0.001174 ! Fit after self-cal, rms=0.122275Jy sigma=0.001174 ! 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=0.5022 mas, bmaj=2.433 mas, bpa=4.782 degrees ! Estimated noise=968.211 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5022 x 2.433 at 4.782 degrees (North through East) ! Clean map min=-0.0032991 max=0.23474 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.5673 mas, bmaj=2.155 mas, bpa=5.273 degrees ! Estimated noise=1443.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18879 Jy ! Component: 100 - total flux cleaned = 0.249098 Jy ! Component: 150 - total flux cleaned = 0.287222 Jy ! Component: 200 - total flux cleaned = 0.314636 Jy ! Total flux subtracted in 200 components = 0.314636 Jy ! Clean residual min=-0.014129 max=0.020561 Jy/beam ! Clean residual mean=0.002437 rms=0.005369 Jy/beam ! Combined flux in latest and established models = 0.314636 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.314636 Jy ! Inverting map and beam ! Estimated beam: bmin=0.5022 mas, bmaj=2.433 mas, bpa=4.782 degrees ! Estimated noise=968.211 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 (2, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0339699 Jy ! Component: 100 - total flux cleaned = 0.0572756 Jy ! Component: 150 - total flux cleaned = 0.0738305 Jy ! Component: 200 - total flux cleaned = 0.0858285 Jy ! Total flux subtracted in 200 components = 0.0858285 Jy ! Clean residual min=-0.000688 max=0.008235 Jy/beam ! Clean residual mean=0.004077 rms=0.001407 Jy/beam ! Combined flux in latest and established models = 0.400464 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 54 components and 0.400464 Jy ! Inverting map ! Added new window around map position (9.8, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00901767 Jy ! Component: 100 - total flux cleaned = 0.0154004 Jy ! Component: 150 - total flux cleaned = 0.0200826 Jy ! Component: 200 - total flux cleaned = 0.0235869 Jy ! Total flux subtracted in 200 components = 0.0235869 Jy ! Clean residual min=-0.001951 max=0.003534 Jy/beam ! Clean residual mean=0.001094 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.424051 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 80 components and 0.424051 Jy ! Inverting map ! Added new window around map position (-18.4, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344267 Jy ! Component: 100 - total flux cleaned = 0.00504551 Jy ! Component: 150 - total flux cleaned = 0.00638522 Jy ! Component: 200 - total flux cleaned = 0.00710816 Jy ! Total flux subtracted in 200 components = 0.00710816 Jy ! Clean residual min=-0.002298 max=0.002334 Jy/beam ! Clean residual mean=0.000351 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.431159 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 0.431159 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.577 mas, bmaj=4.279 mas, bpa=-25.41 degrees ! Estimated noise=1498.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215245 Jy ! Component: 100 - total flux cleaned = 0.00258322 Jy ! Component: 150 - total flux cleaned = 0.00280801 Jy ! Component: 200 - total flux cleaned = 0.00290559 Jy ! Total flux subtracted in 200 components = 0.00290559 Jy ! Clean residual min=-0.001973 max=0.002728 Jy/beam ! Clean residual mean=0.000295 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.434065 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) ! Added new window around map position (-25.6, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170606 Jy ! Component: 100 - total flux cleaned = 0.00170924 Jy ! Component: 150 - total flux cleaned = 0.00170536 Jy ! Component: 200 - total flux cleaned = 0.0016662 Jy ! Total flux subtracted in 200 components = 0.0016662 Jy ! Clean residual min=-0.001704 max=0.001275 Jy/beam ! Clean residual mean=-0.000061 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.435731 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 138 components and 0.435731 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.5022 mas, bmaj=2.433 mas, bpa=4.782 degrees ! Estimated noise=968.211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.15188e-05 Jy ! Component: 100 - total flux cleaned = -3.67246e-05 Jy ! Component: 150 - total flux cleaned = -9.50919e-05 Jy ! Component: 200 - total flux cleaned = -0.000146973 Jy ! Total flux subtracted in 200 components = -0.000146973 Jy ! Clean residual min=-0.001534 max=0.001831 Jy/beam ! Clean residual mean=0.000061 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.435584 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 159 components and 0.435584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122185Jy sigma=0.001173 ! Fit after self-cal, rms=0.122202Jy sigma=0.001173 wmodel J1617+0246_X_2010_10_13_pus_map.mod ! Writing 159 model components to file: J1617+0246_X_2010_10_13_pus_map.mod wobs J1617+0246_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1617+0246_X_2010_10_13_pus_uvs.fits wwins J1617+0246_X_2010_10_13_pus_map.win ! wwins: Wrote 8 windows to J1617+0246_X_2010_10_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 = -0.000172628 Jy ! Component: 100 - total flux cleaned = -0.000148818 Jy ! Component: 150 - total flux cleaned = -0.000125429 Jy ! Component: 200 - total flux cleaned = -0.000125016 Jy ! Component: 250 - total flux cleaned = -0.000103106 Jy ! Component: 300 - total flux cleaned = -6.13868e-05 Jy ! Component: 350 - total flux cleaned = -4.13255e-05 Jy ! Component: 400 - total flux cleaned = -2.16516e-05 Jy ! Component: 450 - total flux cleaned = -2.15901e-05 Jy ! Component: 500 - total flux cleaned = 1.63074e-05 Jy ! Component: 550 - total flux cleaned = 1.61571e-05 Jy ! Component: 600 - total flux cleaned = 3.46035e-05 Jy ! Component: 650 - total flux cleaned = 5.26345e-05 Jy ! Component: 700 - total flux cleaned = 7.05007e-05 Jy ! Component: 750 - total flux cleaned = 7.04914e-05 Jy ! Component: 800 - total flux cleaned = 7.04514e-05 Jy ! Component: 850 - total flux cleaned = 7.03307e-05 Jy ! Component: 900 - total flux cleaned = 5.33736e-05 Jy ! Component: 950 - total flux cleaned = 5.34179e-05 Jy ! Component: 1000 - total flux cleaned = 5.34381e-05 Jy ! Component: 1050 - total flux cleaned = 5.34324e-05 Jy ! Component: 1100 - total flux cleaned = 5.36203e-05 Jy ! Component: 1150 - total flux cleaned = 6.98649e-05 Jy ! Component: 1200 - total flux cleaned = 6.99452e-05 Jy ! Component: 1250 - total flux cleaned = 8.6019e-05 Jy ! Component: 1300 - total flux cleaned = 8.60786e-05 Jy ! Component: 1350 - total flux cleaned = 0.000101992 Jy ! Component: 1400 - total flux cleaned = 0.000133635 Jy ! Component: 1450 - total flux cleaned = 0.000149404 Jy ! Component: 1500 - total flux cleaned = 0.000180776 Jy ! Component: 1550 - total flux cleaned = 0.000196392 Jy ! Component: 1600 - total flux cleaned = 0.000211967 Jy ! Component: 1650 - total flux cleaned = 0.00022762 Jy ! Component: 1700 - total flux cleaned = 0.000258927 Jy ! Component: 1750 - total flux cleaned = 0.000259038 Jy ! Component: 1800 - total flux cleaned = 0.000274766 Jy ! Component: 1850 - total flux cleaned = 0.000274931 Jy ! Component: 1900 - total flux cleaned = 0.000274945 Jy ! Component: 1950 - total flux cleaned = 0.000290795 Jy ! Component: 2000 - total flux cleaned = 0.000306555 Jy ! Total flux subtracted in 2048 components = 0.000322566 Jy ! Clean residual min=-0.000904 max=0.000905 Jy/beam ! Clean residual mean=-0.000012 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.435907 Jy keep ! Adding 88 model components to the UV plane model. ! The established model now contains 247 components and 0.435907 Jy ![Exited script file: muppet] wmap "J1617+0246_X_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5022 x 2.433 at 4.782 degrees (North through East) ! Clean map min=-0.0029417 max=0.23389 Jy/beam ! Writing clean map to FITS file: J1617+0246_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.233889 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000294483 device "J1617+0246_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1617+0246_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.37772 0.37772 0.755441 1.51088 3.02176 6.04353 12.0871 24.1741 48.3482 96.6964 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.233 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5022 x 2.433 at 4.782 degrees (North through East) ! Clean map min=-0.0029417 max=0.23389 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1617+0246_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1617+0246_X_2010_10_13_pus_map.gif/vgif' mapplot cln