! Started logfile: J0921-2618_S_1999_12_20_pus_uvs.log on Thu Dec 20 15:04:04 2007 obs J0921-2618_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J0921-2618_S_1999_12_20_pus_uva.fits ! AN table 1: 58 integrations on 190 of 190 possible baselines. ! AN table 2: 114 integrations on 190 of 190 possible baselines. ! AN table 3: 109 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0608728 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 2298 lines of history. ! ! Reading 13000 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 J0921-2618_S_1999_12_20_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 852 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 1960 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 852 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 1960 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 853 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 1960 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 852 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 1960 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.912337Jy sigma=0.006442 ! Fit after self-cal, rms=0.558770Jy sigma=0.003478 ! 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=2.233 mas, bmaj=5.392 mas, bpa=5.663 degrees ! Estimated noise=1575.33 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 = 0.430403 Jy ! Component: 100 - total flux cleaned = 0.617555 Jy ! Total flux subtracted in 100 components = 0.617555 Jy ! Clean residual min=-0.026248 max=0.093462 Jy/beam ! Clean residual mean=0.000485 rms=0.010552 Jy/beam ! Combined flux in latest and established models = 0.617556 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.617556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.433835Jy sigma=0.002527 ! Fit after self-cal, rms=0.433667Jy sigma=0.002525 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111357 Jy ! Component: 100 - total flux cleaned = 0.181486 Jy ! Total flux subtracted in 100 components = 0.181486 Jy ! Clean residual min=-0.016560 max=0.045646 Jy/beam ! Clean residual mean=0.000228 rms=0.006455 Jy/beam ! Combined flux in latest and established models = 0.799042 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 42 components and 0.799042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375580Jy sigma=0.001870 ! Fit after self-cal, rms=0.375378Jy sigma=0.001869 ! Inverting map ! Added new window around map position (-4, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0535318 Jy ! Component: 100 - total flux cleaned = 0.0930557 Jy ! Total flux subtracted in 100 components = 0.0930557 Jy ! Clean residual min=-0.014975 max=0.027745 Jy/beam ! Clean residual mean=0.000098 rms=0.004946 Jy/beam ! Combined flux in latest and established models = 0.892098 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 67 components and 0.892098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357143Jy sigma=0.001633 ! Fit after self-cal, rms=0.357007Jy sigma=0.001631 ! 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=2.962 mas, bmaj=8.294 mas, bpa=-8.905 degrees ! Estimated noise=875.336 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 = 0.0713309 Jy ! Component: 100 - total flux cleaned = 0.1147 Jy ! Component: 150 - total flux cleaned = 0.142039 Jy ! Component: 200 - total flux cleaned = 0.159347 Jy ! Total flux subtracted in 200 components = 0.159347 Jy ! Clean residual min=-0.021184 max=0.019529 Jy/beam ! Clean residual mean=-0.001713 rms=0.005438 Jy/beam ! Combined flux in latest and established models = 1.05144 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 105 components and 1.05144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342638Jy sigma=0.001423 ! Fit after self-cal, rms=0.342268Jy sigma=0.001418 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00 KP 0.94 LA 0.98 ! MC 1.00* MK 1.04 NY 1.00* ON 1.00* ! OV 1.00 PT 1.01 SC 1.03 TS 1.00* ! WF 0.98 WZ 1.00* GN 0.92 NL 1.00 ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.98 GC 1.00* HH 1.00* ! HN 1.08 KK 1.05 KP 0.91 LA 0.99 ! MC 1.00* MK 1.07 NY 1.00* ON 1.00* ! OV 1.04 PT 0.99 SC 1.10 TS 1.00* ! WF 0.99 WZ 1.00* GN 1.05 NL 1.09 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.17 GC 1.00* HH 0.78 ! HN 1.11 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.03 TS 1.00* ! WF 1.03 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 GC 1.00* HH 1.00* ! HN 1.07 KK 1.01 KP 0.99 LA 0.94 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 0.96 PT 0.98 SC 0.94 TS 1.00* ! WF 1.00 WZ 1.00* GN 0.93 NL 1.00 ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 GC 1.00* HH 1.00* ! HN 1.14 KK 0.96 KP 0.98 LA 0.98 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 1.00 PT 0.96 SC 1.14 TS 1.00* ! WF 1.01 WZ 1.00* GN 1.02 NL 1.09 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.18 GC 1.00* HH 0.70 ! HN 1.26 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 0.95 TS 1.00* ! WF 0.98 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00 KP 0.99 LA 0.99 ! MC 1.00* MK 0.99 NY 1.00* ON 1.00* ! OV 0.99 PT 0.96 SC 0.92 TS 1.00* ! WF 0.98 WZ 1.00* GN 0.96 NL 0.97 ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 GC 1.00* HH 1.00* ! HN 1.04 KK 0.99 KP 0.98 LA 1.02 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 1.03 PT 0.85 SC 1.07 TS 1.00* ! WF 0.95 WZ 1.00* GN 1.05 NL 1.05 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.19 GC 1.00* HH 0.95 ! HN 1.30 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 0.96 TS 1.00* ! WF 0.97 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GC 1.00* HH 1.00* ! HN 1.06 KK 1.04 KP 0.97 LA 0.99 ! MC 1.00* MK 0.96 NY 1.00* ON 1.00* ! OV 0.96 PT 1.00 SC 0.92 TS 1.00* ! WF 1.01 WZ 1.00* GN 0.97 NL 0.95 ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.00* HH 1.00* ! HN 1.06 KK 1.03 KP 0.98 LA 1.03 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 0.97 PT 0.87 SC 1.07 TS 1.00* ! WF 1.00 WZ 1.00* GN 1.01 NL 1.04 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.11 GC 1.00* HH 1.25 ! HN 1.12 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.01 TS 1.00* ! WF 0.91 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Fit before self-cal, rms=0.342268Jy sigma=0.001418 ! Fit after self-cal, rms=0.332675Jy sigma=0.001367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.981 mas, bmaj=8.33 mas, bpa=-8.553 degrees ! Estimated noise=894.436 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 = 0.00762602 Jy ! Component: 100 - total flux cleaned = 0.00877064 Jy ! Component: 150 - total flux cleaned = 0.00916207 Jy ! Component: 200 - total flux cleaned = 0.00927345 Jy ! Total flux subtracted in 200 components = 0.00927345 Jy ! Clean residual min=-0.008324 max=0.009990 Jy/beam ! Clean residual mean=-0.000213 rms=0.002779 Jy/beam ! Combined flux in latest and established models = 1.06072 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 107 components and 1.06072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332494Jy sigma=0.001364 ! Fit after self-cal, rms=0.332544Jy sigma=0.001364 ! 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=0.332544Jy sigma=0.001364 ! Fit after self-cal, rms=0.329469Jy sigma=0.001301 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.98 mas, bmaj=8.263 mas, bpa=-8.389 degrees ! Estimated noise=896.349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222706 Jy ! Component: 100 - total flux cleaned = 0.00223187 Jy ! Component: 150 - total flux cleaned = 0.00222961 Jy ! Component: 200 - total flux cleaned = 0.0022299 Jy ! Total flux subtracted in 200 components = 0.0022299 Jy ! Clean residual min=-0.006125 max=0.007373 Jy/beam ! Clean residual mean=-0.000022 rms=0.001688 Jy/beam ! Combined flux in latest and established models = 1.06295 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 109 components and 1.06295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329421Jy sigma=0.001300 ! Fit after self-cal, rms=0.329433Jy sigma=0.001300 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 (-9, 10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0066352 Jy ! Component: 100 - total flux cleaned = 0.0072624 Jy ! Component: 150 - total flux cleaned = 0.00737563 Jy ! Component: 200 - total flux cleaned = 0.00727557 Jy ! Total flux subtracted in 200 components = 0.00727557 Jy ! Clean residual min=-0.006291 max=0.006238 Jy/beam ! Clean residual mean=-0.000113 rms=0.001584 Jy/beam ! Combined flux in latest and established models = 1.07022 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 128 components and 1.07022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329270Jy sigma=0.001298 ! Fit after self-cal, rms=0.329279Jy sigma=0.001298 ! 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=0.329279Jy sigma=0.001298 ! Fit after self-cal, rms=0.329479Jy sigma=0.001297 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.979 mas, bmaj=8.257 mas, bpa=-8.356 degrees ! Estimated noise=896.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00356738 Jy ! Component: 100 - total flux cleaned = 0.00459072 Jy ! Component: 150 - total flux cleaned = 0.00481545 Jy ! Component: 200 - total flux cleaned = 0.00496059 Jy ! Total flux subtracted in 200 components = 0.00496059 Jy ! Clean residual min=-0.006170 max=0.006006 Jy/beam ! Clean residual mean=-0.000096 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 1.07518 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 131 components and 1.07518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329413Jy sigma=0.001297 ! Fit after self-cal, rms=0.329422Jy sigma=0.001297 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 = 0.000579001 Jy ! Component: 100 - total flux cleaned = 0.000648284 Jy ! Component: 150 - total flux cleaned = 0.000648091 Jy ! Component: 200 - total flux cleaned = 0.000648038 Jy ! Total flux subtracted in 200 components = 0.000648038 Jy ! Clean residual min=-0.006156 max=0.005897 Jy/beam ! Clean residual mean=-0.000104 rms=0.001528 Jy/beam ! Combined flux in latest and established models = 1.07583 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 135 components and 1.07583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329398Jy sigma=0.001297 ! Fit after self-cal, rms=0.329401Jy sigma=0.001297 ! 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=0.329401Jy sigma=0.001297 ! Fit after self-cal, rms=0.329851Jy sigma=0.001296 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.478 mas, bmaj=18.77 mas, bpa=-3.57 degrees ! Estimated noise=1134.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218562 Jy ! Component: 100 - total flux cleaned = 0.00274735 Jy ! Component: 150 - total flux cleaned = 0.0031804 Jy ! Component: 200 - total flux cleaned = 0.00347262 Jy ! Total flux subtracted in 200 components = 0.00347262 Jy ! Clean residual min=-0.006400 max=0.005740 Jy/beam ! Clean residual mean=-0.000173 rms=0.002074 Jy/beam ! Combined flux in latest and established models = 1.0793 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 152 components and 1.0793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329837Jy sigma=0.001296 ! Fit after self-cal, rms=0.329834Jy sigma=0.001296 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 = -6.18234e-05 Jy ! Component: 100 - total flux cleaned = 0.000128585 Jy ! Component: 150 - total flux cleaned = 0.000172455 Jy ! Component: 200 - total flux cleaned = 0.00021135 Jy ! Total flux subtracted in 200 components = 0.00021135 Jy ! Clean residual min=-0.006449 max=0.005525 Jy/beam ! Clean residual mean=-0.000176 rms=0.002055 Jy/beam ! Combined flux in latest and established models = 1.07952 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 160 components and 1.07952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329835Jy sigma=0.001296 ! Fit after self-cal, rms=0.329835Jy sigma=0.001296 ! 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=2.979 mas, bmaj=8.239 mas, bpa=-8.301 degrees ! Estimated noise=898.295 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.979 x 8.239 at -8.301 degrees (North through East) ! Clean map min=-0.0060112 max=0.62172 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=0.329835Jy sigma=0.001296 ! Fit after self-cal, rms=0.317705Jy sigma=0.001162 ! Inverting map and beam ! Estimated beam: bmin=2.976 mas, bmaj=8.184 mas, bpa=-8.264 degrees ! Estimated noise=896.435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000273647 Jy ! Component: 100 - total flux cleaned = 0.000268439 Jy ! Component: 150 - total flux cleaned = 0.000193086 Jy ! Component: 200 - total flux cleaned = 0.000258246 Jy ! Total flux subtracted in 200 components = 0.000258246 Jy ! Clean residual min=-0.003895 max=0.004890 Jy/beam ! Clean residual mean=-0.000006 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 1.07977 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 170 components and 1.07977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317676Jy sigma=0.001161 ! Fit after self-cal, rms=0.317676Jy sigma=0.001161 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000130304 Jy ! Component: 100 - total flux cleaned = 0.000194428 Jy ! Component: 150 - total flux cleaned = 0.000197464 Jy ! Component: 200 - total flux cleaned = 0.0001956 Jy ! Total flux subtracted in 200 components = 0.0001956 Jy ! Clean residual min=-0.003782 max=0.004866 Jy/beam ! Clean residual mean=-0.000008 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 1.07997 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 174 components and 1.07997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317660Jy sigma=0.001161 ! Fit after self-cal, rms=0.317659Jy sigma=0.001161 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317659Jy sigma=0.001161 ! Fit after self-cal, rms=0.318768Jy sigma=0.001161 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=2.254 mas, bmaj=5.224 mas, bpa=6.383 degrees ! Estimated noise=1592.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.434895 Jy ! Component: 100 - total flux cleaned = 0.623048 Jy ! Component: 150 - total flux cleaned = 0.733888 Jy ! Component: 200 - total flux cleaned = 0.8055 Jy ! Total flux subtracted in 200 components = 0.8055 Jy ! Clean residual min=-0.016586 max=0.039834 Jy/beam ! Clean residual mean=0.000409 rms=0.005615 Jy/beam ! Combined flux in latest and established models = 0.8055 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.8055 Jy ! Inverting map and beam ! Estimated beam: bmin=2.977 mas, bmaj=8.194 mas, bpa=-8.28 degrees ! Estimated noise=896.434 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 = 0.104822 Jy ! Component: 100 - total flux cleaned = 0.165087 Jy ! Component: 150 - total flux cleaned = 0.201823 Jy ! Component: 200 - total flux cleaned = 0.225038 Jy ! Total flux subtracted in 200 components = 0.225038 Jy ! Clean residual min=-0.005186 max=0.015792 Jy/beam ! Clean residual mean=0.000636 rms=0.002804 Jy/beam ! Combined flux in latest and established models = 1.03054 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 102 components and 1.03054 Jy ! Inverting map ! Added new window around map position (3.5, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163846 Jy ! Component: 100 - total flux cleaned = 0.0270242 Jy ! Component: 150 - total flux cleaned = 0.0343839 Jy ! Component: 200 - total flux cleaned = 0.0397049 Jy ! Total flux subtracted in 200 components = 0.0397049 Jy ! Clean residual min=-0.003784 max=0.004957 Jy/beam ! Clean residual mean=0.000119 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 1.07024 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 148 components and 1.07024 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=7.463 mas, bmaj=18.76 mas, bpa=-3.669 degrees ! Estimated noise=1134.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00636564 Jy ! Component: 100 - total flux cleaned = 0.00965315 Jy ! Component: 150 - total flux cleaned = 0.0111093 Jy ! Component: 200 - total flux cleaned = 0.0113777 Jy ! Total flux subtracted in 200 components = 0.0113777 Jy ! Clean residual min=-0.003673 max=0.003298 Jy/beam ! Clean residual mean=-0.000060 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 1.08162 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 = 0.00012072 Jy ! Component: 100 - total flux cleaned = 0.000178024 Jy ! Component: 150 - total flux cleaned = 0.000281165 Jy ! Component: 200 - total flux cleaned = 0.000280635 Jy ! Total flux subtracted in 200 components = 0.000280635 Jy ! Clean residual min=-0.003516 max=0.003200 Jy/beam ! Clean residual mean=-0.000065 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 1.0819 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 182 components and 1.0819 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.977 mas, bmaj=8.194 mas, bpa=-8.28 degrees ! Estimated noise=896.434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000336763 Jy ! Component: 100 - total flux cleaned = -0.000543236 Jy ! Component: 150 - total flux cleaned = -0.000732044 Jy ! Component: 200 - total flux cleaned = -0.000849448 Jy ! Total flux subtracted in 200 components = -0.000849448 Jy ! Clean residual min=-0.003964 max=0.003686 Jy/beam ! Clean residual mean=-0.000017 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 1.08105 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 204 components and 1.08105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318491Jy sigma=0.001160 ! Fit after self-cal, rms=0.318440Jy sigma=0.001159 wmodel J0921-2618_S_1999_12_20_pus_map.mod ! Writing 204 model components to file: J0921-2618_S_1999_12_20_pus_map.mod wobs J0921-2618_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J0921-2618_S_1999_12_20_pus_uvs.fits wwins J0921-2618_S_1999_12_20_pus_map.win ! wwins: Wrote 4 windows to J0921-2618_S_1999_12_20_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 = -0.000356133 Jy ! Component: 100 - total flux cleaned = -0.000601191 Jy ! Component: 150 - total flux cleaned = -0.00106907 Jy ! Component: 200 - total flux cleaned = -0.00140851 Jy ! Component: 250 - total flux cleaned = -0.00157379 Jy ! Component: 300 - total flux cleaned = -0.00157277 Jy ! Component: 350 - total flux cleaned = -0.00157166 Jy ! Component: 400 - total flux cleaned = -0.00157063 Jy ! Component: 450 - total flux cleaned = -0.00162085 Jy ! Component: 500 - total flux cleaned = -0.00152191 Jy ! Component: 550 - total flux cleaned = -0.00161966 Jy ! Component: 600 - total flux cleaned = -0.00166761 Jy ! Component: 650 - total flux cleaned = -0.00166766 Jy ! Component: 700 - total flux cleaned = -0.00157462 Jy ! Component: 750 - total flux cleaned = -0.00166674 Jy ! Component: 800 - total flux cleaned = -0.00162081 Jy ! Component: 850 - total flux cleaned = -0.00157545 Jy ! Component: 900 - total flux cleaned = -0.00153145 Jy ! Component: 950 - total flux cleaned = -0.00157584 Jy ! Component: 1000 - total flux cleaned = -0.00161964 Jy ! Component: 1050 - total flux cleaned = -0.00161973 Jy ! Component: 1100 - total flux cleaned = -0.00174739 Jy ! Component: 1150 - total flux cleaned = -0.00170434 Jy ! Component: 1200 - total flux cleaned = -0.00170437 Jy ! Component: 1250 - total flux cleaned = -0.00170419 Jy ! Component: 1300 - total flux cleaned = -0.00174536 Jy ! Component: 1350 - total flux cleaned = -0.00174535 Jy ! Component: 1400 - total flux cleaned = -0.00170493 Jy ! Component: 1450 - total flux cleaned = -0.00174525 Jy ! Component: 1500 - total flux cleaned = -0.0017853 Jy ! Component: 1550 - total flux cleaned = -0.00182458 Jy ! Component: 1600 - total flux cleaned = -0.00170692 Jy ! Component: 1650 - total flux cleaned = -0.00174593 Jy ! Component: 1700 - total flux cleaned = -0.00170734 Jy ! Component: 1750 - total flux cleaned = -0.00170724 Jy ! Component: 1800 - total flux cleaned = -0.00170723 Jy ! Component: 1850 - total flux cleaned = -0.001707 Jy ! Component: 1900 - total flux cleaned = -0.00163209 Jy ! Component: 1950 - total flux cleaned = -0.00163214 Jy ! Component: 2000 - total flux cleaned = -0.00163254 Jy ! Total flux subtracted in 2048 components = -0.00163243 Jy ! Clean residual min=-0.002055 max=0.002332 Jy/beam ! Clean residual mean=0.000000 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 1.07942 Jy keep ! Adding 129 model components to the UV plane model. ! The established model now contains 333 components and 1.07942 Jy ![Exited script file: muppet] wmap "J0921-2618_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.977 x 8.194 at -8.28 degrees (North through East) ! Clean map min=-0.0031864 max=0.63194 Jy/beam ! Writing clean map to FITS file: J0921-2618_S_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.631939 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000761838 device "J0921-2618_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.361667 0.361667 0.723333 1.44667 2.89333 5.78666 11.5733 23.1467 46.2933 92.5866 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.631 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.977 x 8.194 at -8.28 degrees (North through East) ! Clean map min=-0.0031864 max=0.63194 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 15:04:30 2007