! Started logfile: J1024-0052_S_2000_03_13_pus_uvs.log on Tue Apr 2 14:43:10 2013 obs J1024-0052_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1024-0052_S_2000_03_13_pus_uva.fits ! AN table 1: 119 integrations on 190 of 190 possible baselines. ! AN table 2: 273 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.111292 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1024-0052 ! ! 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 2247 lines of history. ! ! Reading 33156 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 J1024-0052_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 2380 telescope corrections were flagged in sub-array 1. ! A total of 3744 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2380 telescope corrections were flagged in sub-array 1. ! A total of 3744 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2380 telescope corrections were flagged in sub-array 1. ! A total of 3744 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2380 telescope corrections were flagged in sub-array 1. ! A total of 3744 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.684764Jy sigma=0.006135 ! Fit after self-cal, rms=0.517119Jy sigma=0.004409 ! 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=2.92 mas, bmaj=5.492 mas, bpa=1.807 degrees ! Estimated noise=1139.34 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 = 0.43451 Jy ! Component: 100 - total flux cleaned = 0.599986 Jy ! Total flux subtracted in 100 components = 0.599986 Jy ! Clean residual min=-0.029161 max=0.070833 Jy/beam ! Clean residual mean=0.000571 rms=0.012103 Jy/beam ! Combined flux in latest and established models = 0.599986 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.599986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222101Jy sigma=0.001998 ! Fit after self-cal, rms=0.219058Jy sigma=0.001970 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0826891 Jy ! Component: 100 - total flux cleaned = 0.129347 Jy ! Total flux subtracted in 100 components = 0.129347 Jy ! Clean residual min=-0.017736 max=0.025921 Jy/beam ! Clean residual mean=0.000274 rms=0.006173 Jy/beam ! Combined flux in latest and established models = 0.729334 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 0.729334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179792Jy sigma=0.001460 ! Fit after self-cal, rms=0.179331Jy sigma=0.001456 ! 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=3.558 mas, bmaj=6.44 mas, bpa=-1.802 degrees ! Estimated noise=439.039 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 = 0.0480425 Jy ! Component: 100 - total flux cleaned = 0.0772654 Jy ! Component: 150 - total flux cleaned = 0.0958465 Jy ! Component: 200 - total flux cleaned = 0.107935 Jy ! Total flux subtracted in 200 components = 0.107935 Jy ! Clean residual min=-0.011600 max=0.013603 Jy/beam ! Clean residual mean=0.000151 rms=0.003184 Jy/beam ! Combined flux in latest and established models = 0.837269 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 65 components and 0.837269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167747Jy sigma=0.001279 ! Fit after self-cal, rms=0.167683Jy sigma=0.001278 ! 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* 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 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.98 GC 1.10 KP 1.02 ! LA 0.97 NL 0.97 OV 1.00 PT 0.98 ! SC 0.98 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.99 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! 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 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 GC 1.11 KP 0.96 ! LA 0.99 NL 0.99 OV 0.97 PT 0.99 ! SC 0.99 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! 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 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.94 GC 1.11 KP 1.08 ! LA 0.99 NL 0.97 OV 1.01 PT 0.97 ! SC 1.01 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! 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 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GC 1.12 KP 1.01 ! LA 1.00 NL 0.98 OV 1.00 PT 1.06 ! SC 1.02 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.08 ! ! ! Fit before self-cal, rms=0.167683Jy sigma=0.001278 ! Fit after self-cal, rms=0.169928Jy sigma=0.001231 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.573 mas, bmaj=6.558 mas, bpa=-1.625 degrees ! Estimated noise=439.974 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 = -0.000867973 Jy ! Component: 100 - total flux cleaned = -0.00120228 Jy ! Component: 150 - total flux cleaned = -0.00164336 Jy ! Component: 200 - total flux cleaned = -0.00213771 Jy ! Total flux subtracted in 200 components = -0.00213771 Jy ! Clean residual min=-0.005213 max=0.005935 Jy/beam ! Clean residual mean=0.000001 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.835131 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 0.835131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169603Jy sigma=0.001228 ! Fit after self-cal, rms=0.169717Jy sigma=0.001228 ! 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=0.169717Jy sigma=0.001228 ! Fit after self-cal, rms=0.169880Jy sigma=0.001228 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.572 mas, bmaj=6.572 mas, bpa=-1.503 degrees ! Estimated noise=440.587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000481613 Jy ! Component: 100 - total flux cleaned = -0.000882301 Jy ! Component: 150 - total flux cleaned = -0.00122508 Jy ! Component: 200 - total flux cleaned = -0.00152455 Jy ! Total flux subtracted in 200 components = -0.00152455 Jy ! Clean residual min=-0.004647 max=0.005276 Jy/beam ! Clean residual mean=-0.000001 rms=0.001204 Jy/beam ! Combined flux in latest and established models = 0.833607 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 75 components and 0.833607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169684Jy sigma=0.001226 ! Fit after self-cal, rms=0.169684Jy sigma=0.001226 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 (4.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337872 Jy ! Component: 100 - total flux cleaned = 0.00300768 Jy ! Component: 150 - total flux cleaned = 0.00269383 Jy ! Component: 200 - total flux cleaned = 0.00259797 Jy ! Total flux subtracted in 200 components = 0.00259797 Jy ! Clean residual min=-0.004367 max=0.004014 Jy/beam ! Clean residual mean=-0.000011 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 0.836205 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 95 components and 0.836205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169447Jy sigma=0.001224 ! Fit after self-cal, rms=0.169426Jy sigma=0.001224 ! 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=0.169426Jy sigma=0.001224 ! Fit after self-cal, rms=0.169253Jy sigma=0.001223 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.564 mas, bmaj=6.584 mas, bpa=-1.424 degrees ! Estimated noise=440.719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000844485 Jy ! Component: 100 - total flux cleaned = 0.000441361 Jy ! Component: 150 - total flux cleaned = 0.000102499 Jy ! Component: 200 - total flux cleaned = -0.000118659 Jy ! Total flux subtracted in 200 components = -0.000118659 Jy ! Clean residual min=-0.003890 max=0.003937 Jy/beam ! Clean residual mean=-0.000005 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.836086 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 0.836086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169125Jy sigma=0.001222 ! Fit after self-cal, rms=0.169127Jy sigma=0.001222 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 = -0.000104192 Jy ! Component: 100 - total flux cleaned = -0.000221353 Jy ! Component: 150 - total flux cleaned = -0.000330149 Jy ! Component: 200 - total flux cleaned = -0.000382222 Jy ! Total flux subtracted in 200 components = -0.000382222 Jy ! Clean residual min=-0.003816 max=0.003714 Jy/beam ! Clean residual mean=-0.000005 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.835703 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 106 components and 0.835704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169077Jy sigma=0.001222 ! Fit after self-cal, rms=0.169072Jy sigma=0.001222 ! 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=0.169072Jy sigma=0.001222 ! Fit after self-cal, rms=0.169198Jy sigma=0.001222 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.966 mas, bmaj=10.11 mas, bpa=-16.06 degrees ! Estimated noise=515.998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000643966 Jy ! Component: 100 - total flux cleaned = -0.00103828 Jy ! Component: 150 - total flux cleaned = -0.00121963 Jy ! Component: 200 - total flux cleaned = -0.00131122 Jy ! Total flux subtracted in 200 components = -0.00131122 Jy ! Clean residual min=-0.002876 max=0.003250 Jy/beam ! Clean residual mean=-0.000003 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.834392 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 113 components and 0.834392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169178Jy sigma=0.001221 ! Fit after self-cal, rms=0.169180Jy sigma=0.001221 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.59853e-05 Jy ! Component: 100 - total flux cleaned = -0.00011178 Jy ! Component: 150 - total flux cleaned = -0.00016248 Jy ! Component: 200 - total flux cleaned = -0.000208052 Jy ! Total flux subtracted in 200 components = -0.000208052 Jy ! Clean residual min=-0.002826 max=0.003301 Jy/beam ! Clean residual mean=-0.000003 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.834184 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 120 components and 0.834184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169169Jy sigma=0.001221 ! Fit after self-cal, rms=0.169166Jy sigma=0.001221 ! 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=3.562 mas, bmaj=6.592 mas, bpa=-1.344 degrees ! Estimated noise=441.088 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.562 x 6.592 at -1.344 degrees (North through East) ! Clean map min=-0.0034876 max=0.55587 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=0.169166Jy sigma=0.001221 ! Fit after self-cal, rms=0.164447Jy sigma=0.001124 ! Inverting map and beam ! Estimated beam: bmin=3.557 mas, bmaj=6.594 mas, bpa=-1.357 degrees ! Estimated noise=440.249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000759832 Jy ! Component: 100 - total flux cleaned = -0.000989228 Jy ! Component: 150 - total flux cleaned = -0.00103679 Jy ! Component: 200 - total flux cleaned = -0.00116482 Jy ! Total flux subtracted in 200 components = -0.00116482 Jy ! Clean residual min=-0.003344 max=0.003680 Jy/beam ! Clean residual mean=-0.000003 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.833019 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 130 components and 0.833019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164400Jy sigma=0.001124 ! Fit after self-cal, rms=0.164398Jy sigma=0.001124 ! Inverting map ! Added new window around map position (-6.5, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208801 Jy ! Component: 100 - total flux cleaned = 0.00173981 Jy ! Component: 150 - total flux cleaned = 0.00145187 Jy ! Component: 200 - total flux cleaned = 0.00135161 Jy ! Total flux subtracted in 200 components = 0.00135161 Jy ! Clean residual min=-0.003023 max=0.002517 Jy/beam ! Clean residual mean=-0.000006 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.834371 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 153 components and 0.834371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164308Jy sigma=0.001123 ! Fit after self-cal, rms=0.164297Jy sigma=0.001123 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164297Jy sigma=0.001123 ! Fit after self-cal, rms=0.164348Jy sigma=0.001123 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=2.907 mas, bmaj=5.603 mas, bpa=1.889 degrees ! Estimated noise=1145.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.439095 Jy ! Component: 100 - total flux cleaned = 0.611382 Jy ! Component: 150 - total flux cleaned = 0.688147 Jy ! Component: 200 - total flux cleaned = 0.729955 Jy ! Total flux subtracted in 200 components = 0.729955 Jy ! Clean residual min=-0.010993 max=0.021982 Jy/beam ! Clean residual mean=0.000192 rms=0.004219 Jy/beam ! Combined flux in latest and established models = 0.729955 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.729955 Jy ! Inverting map and beam ! Estimated beam: bmin=3.553 mas, bmaj=6.598 mas, bpa=-1.351 degrees ! Estimated noise=439.849 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 = 0.0400499 Jy ! Component: 100 - total flux cleaned = 0.0630413 Jy ! Component: 150 - total flux cleaned = 0.077117 Jy ! Component: 200 - total flux cleaned = 0.0861464 Jy ! Total flux subtracted in 200 components = 0.0861464 Jy ! Clean residual min=-0.003308 max=0.005009 Jy/beam ! Clean residual mean=0.000057 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 0.816101 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 78 components and 0.816101 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=7.956 mas, bmaj=10.13 mas, bpa=-15.95 degrees ! Estimated noise=515.177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00895372 Jy ! Component: 100 - total flux cleaned = 0.0132213 Jy ! Component: 150 - total flux cleaned = 0.015675 Jy ! Component: 200 - total flux cleaned = 0.0167635 Jy ! Total flux subtracted in 200 components = 0.0167635 Jy ! Clean residual min=-0.002634 max=0.002679 Jy/beam ! Clean residual mean=-0.000003 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.832865 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 = 9.97939e-05 Jy ! Component: 100 - total flux cleaned = 9.97541e-05 Jy ! Component: 150 - total flux cleaned = 6.48611e-05 Jy ! Component: 200 - total flux cleaned = 3.3374e-05 Jy ! Total flux subtracted in 200 components = 3.3374e-05 Jy ! Clean residual min=-0.002608 max=0.002495 Jy/beam ! Clean residual mean=-0.000008 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.832898 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 148 components and 0.832898 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.553 mas, bmaj=6.598 mas, bpa=-1.351 degrees ! Estimated noise=439.849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.97467e-05 Jy ! Component: 100 - total flux cleaned = -8.18485e-05 Jy ! Component: 150 - total flux cleaned = 3.1177e-05 Jy ! Component: 200 - total flux cleaned = 8.36082e-05 Jy ! Total flux subtracted in 200 components = 8.36082e-05 Jy ! Clean residual min=-0.002869 max=0.002427 Jy/beam ! Clean residual mean=-0.000004 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.832982 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 164 components and 0.832982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164316Jy sigma=0.001123 ! Fit after self-cal, rms=0.164285Jy sigma=0.001123 wmodel J1024-0052_S_2000_03_13_pus_map.mod ! Writing 164 model components to file: J1024-0052_S_2000_03_13_pus_map.mod wobs J1024-0052_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1024-0052_S_2000_03_13_pus_uvs.fits wwins J1024-0052_S_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J1024-0052_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 = -0.000772285 Jy ! Component: 100 - total flux cleaned = -0.000928956 Jy ! Component: 150 - total flux cleaned = -0.001177 Jy ! Component: 200 - total flux cleaned = -0.00164579 Jy ! Component: 250 - total flux cleaned = -0.00199875 Jy ! Component: 300 - total flux cleaned = -0.00233666 Jy ! Component: 350 - total flux cleaned = -0.00260262 Jy ! Component: 400 - total flux cleaned = -0.00280314 Jy ! Component: 450 - total flux cleaned = -0.00305267 Jy ! Component: 500 - total flux cleaned = -0.00334822 Jy ! Component: 550 - total flux cleaned = -0.00355702 Jy ! Component: 600 - total flux cleaned = -0.00378619 Jy ! Component: 650 - total flux cleaned = -0.00393542 Jy ! Component: 700 - total flux cleaned = -0.00408177 Jy ! Component: 750 - total flux cleaned = -0.00429594 Jy ! Component: 800 - total flux cleaned = -0.00448203 Jy ! Component: 850 - total flux cleaned = -0.00464181 Jy ! Component: 900 - total flux cleaned = -0.00486588 Jy ! Component: 950 - total flux cleaned = -0.0049757 Jy ! Component: 1000 - total flux cleaned = -0.00523442 Jy ! Component: 1050 - total flux cleaned = -0.0053611 Jy ! Component: 1100 - total flux cleaned = -0.00546532 Jy ! Component: 1150 - total flux cleaned = -0.00564955 Jy ! Component: 1200 - total flux cleaned = -0.00572996 Jy ! Component: 1250 - total flux cleaned = -0.00584932 Jy ! Component: 1300 - total flux cleaned = -0.00600556 Jy ! Component: 1350 - total flux cleaned = -0.00612066 Jy ! Component: 1400 - total flux cleaned = -0.00621502 Jy ! Component: 1450 - total flux cleaned = -0.00628954 Jy ! Component: 1500 - total flux cleaned = -0.006363 Jy ! Component: 1550 - total flux cleaned = -0.0063632 Jy ! Component: 1600 - total flux cleaned = -0.00639882 Jy ! Component: 1650 - total flux cleaned = -0.00645122 Jy ! Component: 1700 - total flux cleaned = -0.0064684 Jy ! Component: 1750 - total flux cleaned = -0.0064513 Jy ! Component: 1800 - total flux cleaned = -0.00650216 Jy ! Component: 1850 - total flux cleaned = -0.00658507 Jy ! Component: 1900 - total flux cleaned = -0.00656845 Jy ! Component: 1950 - total flux cleaned = -0.00658462 Jy ! Component: 2000 - total flux cleaned = -0.00658479 Jy ! Total flux subtracted in 2048 components = -0.00663181 Jy ! Clean residual min=-0.000887 max=0.000814 Jy/beam ! Clean residual mean=-0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.82635 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 307 components and 0.82635 Jy ![Exited script file: muppet] wmap "J1024-0052_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.553 x 6.598 at -1.351 degrees (North through East) ! Clean map min=-0.0018422 max=0.55788 Jy/beam ! Writing clean map to FITS file: J1024-0052_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 0.557879 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000319714 device "J1024-0052_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1024-0052_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.171927 0.171927 0.343853 0.687707 1.37541 2.75083 5.50166 11.0033 22.0066 44.0132 88.0265 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.557 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.553 x 6.598 at -1.351 degrees (North through East) ! Clean map min=-0.0018422 max=0.55788 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1024-0052_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 14:43:22 2013