! Started logfile: J0457-2324_S_2000_05_22_pus_uvs.log on Tue Nov 20 16:47:17 2007 obs J0457-2324_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2000_05_22_pus_uva.fits ! AN table 1: 31 integrations on 190 of 190 possible baselines. ! AN table 2: 19 integrations on 190 of 190 possible baselines. ! AN table 3: 37 integrations on 190 of 190 possible baselines. ! AN table 4: 12 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0593833 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 2007 lines of history. ! ! Reading 4468 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 J0457-2324_S_2000_05_22_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 490 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 740 telescope corrections were flagged in sub-array 3. ! A total of 210 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 490 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 740 telescope corrections were flagged in sub-array 3. ! A total of 210 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 490 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 737 telescope corrections were flagged in sub-array 3. ! A total of 210 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 490 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 740 telescope corrections were flagged in sub-array 3. ! A total of 210 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.600824Jy sigma=0.004378 ! Fit after self-cal, rms=0.289151Jy sigma=0.001899 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.965 mas, bmaj=3.867 mas, bpa=15.65 degrees ! Estimated noise=2088.55 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 = 0.814338 Jy ! Component: 100 - total flux cleaned = 1.02879 Jy ! Total flux subtracted in 100 components = 1.02879 Jy ! Clean residual min=-0.027206 max=0.085030 Jy/beam ! Clean residual mean=0.000352 rms=0.010526 Jy/beam ! Combined flux in latest and established models = 1.02879 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.02879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255899Jy sigma=0.001720 ! Fit after self-cal, rms=0.255912Jy sigma=0.001720 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0922751 Jy ! Component: 100 - total flux cleaned = 0.143642 Jy ! Total flux subtracted in 100 components = 0.143642 Jy ! Clean residual min=-0.016341 max=0.029523 Jy/beam ! Clean residual mean=0.000083 rms=0.005362 Jy/beam ! Combined flux in latest and established models = 1.17243 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 1.17243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217030Jy sigma=0.001361 ! Fit after self-cal, rms=0.216898Jy sigma=0.001360 ! 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=2.337 mas, bmaj=4.213 mas, bpa=10.03 degrees ! Estimated noise=1548.57 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 = 0.0373439 Jy ! Component: 100 - total flux cleaned = 0.057925 Jy ! Component: 150 - total flux cleaned = 0.0700705 Jy ! Component: 200 - total flux cleaned = 0.0772852 Jy ! Total flux subtracted in 200 components = 0.0772852 Jy ! Clean residual min=-0.013647 max=0.013599 Jy/beam ! Clean residual mean=-0.001196 rms=0.003873 Jy/beam ! Combined flux in latest and established models = 1.24972 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 45 components and 1.24972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211583Jy sigma=0.001295 ! Fit after self-cal, rms=0.211552Jy sigma=0.001295 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.06 HN 0.99 KK 1.00* KP 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.07 ! NY 1.00* OV 1.00* PT 0.98 SC 1.01 ! TS 1.00* WF 1.03 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.97 KK 1.02 KP 1.01 ! MA 1.00* MC 1.00* MK 1.01 NL 0.98 ! NY 1.00* OV 0.99 PT 0.98 SC 1.02 ! TS 1.00* WF 0.98 WZ 1.00* LA 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 0.97 HN 1.07 KK 1.00* KP 0.98 ! MA 1.00* MC 1.00* MK 1.00* NL 1.08 ! NY 1.00* OV 1.00* PT 1.01 SC 0.98 ! TS 1.00* WF 1.05 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.14 KP 0.96 ! MA 1.00* MC 1.00* MK 0.95 NL 1.01 ! NY 1.00* OV 0.97 PT 0.98 SC 1.02 ! TS 1.00* WF 0.99 WZ 1.00* LA 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HH 0.90 HN 1.03 KK 1.00* KP 1.00 ! MA 1.00* MC 1.00* MK 1.00* NL 1.04 ! NY 1.00* OV 1.00* PT 0.96 SC 1.01 ! TS 1.00* WF 0.98 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 1.13 KP 0.99 ! MA 1.00* MC 1.00* MK 0.97 NL 0.97 ! NY 1.00* OV 1.00 PT 0.95 SC 1.02 ! TS 1.00* WF 1.00 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.07 HN 1.02 KK 1.00* KP 0.97 ! MA 1.00* MC 1.00* MK 1.00* NL 1.05 ! NY 1.00* OV 1.00* PT 0.99 SC 1.02 ! TS 1.00* WF 0.95 WZ 1.00* LA 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 1.13 KP 1.00 ! MA 1.00* MC 1.00* MK 0.98 NL 0.98 ! NY 1.00* OV 0.97 PT 0.95 SC 1.01 ! TS 1.00* WF 0.98 WZ 1.00* LA 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! ! Fit before self-cal, rms=0.211552Jy sigma=0.001295 ! Fit after self-cal, rms=0.207167Jy sigma=0.001236 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.384 mas, bmaj=4.226 mas, bpa=8.988 degrees ! Estimated noise=1595.68 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 (-3, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00876197 Jy ! Component: 100 - total flux cleaned = 0.00908338 Jy ! Component: 150 - total flux cleaned = 0.00952097 Jy ! Component: 200 - total flux cleaned = 0.0102019 Jy ! Total flux subtracted in 200 components = 0.0102019 Jy ! Clean residual min=-0.009515 max=0.007963 Jy/beam ! Clean residual mean=-0.000441 rms=0.002189 Jy/beam ! Combined flux in latest and established models = 1.25992 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 1.25992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206065Jy sigma=0.001228 ! Fit after self-cal, rms=0.206002Jy sigma=0.001227 ! 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=0.206002Jy sigma=0.001227 ! Fit after self-cal, rms=0.206061Jy sigma=0.001226 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.388 mas, bmaj=4.238 mas, bpa=9.015 degrees ! Estimated noise=1594.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00262028 Jy ! Component: 100 - total flux cleaned = -0.00231024 Jy ! Component: 150 - total flux cleaned = -0.00147077 Jy ! Component: 200 - total flux cleaned = -0.000991612 Jy ! Total flux subtracted in 200 components = -0.000991612 Jy ! Clean residual min=-0.008653 max=0.007773 Jy/beam ! Clean residual mean=-0.000233 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 1.25893 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 1.25892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205756Jy sigma=0.001224 ! Fit after self-cal, rms=0.205733Jy sigma=0.001224 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 = 0.00092559 Jy ! Component: 100 - total flux cleaned = 0.00111274 Jy ! Component: 150 - total flux cleaned = 0.00120159 Jy ! Component: 200 - total flux cleaned = 0.00128038 Jy ! Total flux subtracted in 200 components = 0.00128038 Jy ! Clean residual min=-0.008368 max=0.007503 Jy/beam ! Clean residual mean=-0.000273 rms=0.001986 Jy/beam ! Combined flux in latest and established models = 1.26021 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 1.26021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205646Jy sigma=0.001224 ! Fit after self-cal, rms=0.205634Jy 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=0.205634Jy sigma=0.001224 ! Fit after self-cal, rms=0.205678Jy sigma=0.001223 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.391 mas, bmaj=4.247 mas, bpa=9.149 degrees ! Estimated noise=1595.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00295842 Jy ! Component: 100 - total flux cleaned = -0.0028571 Jy ! Component: 150 - total flux cleaned = -0.0025591 Jy ! Component: 200 - total flux cleaned = -0.00230056 Jy ! Total flux subtracted in 200 components = -0.00230056 Jy ! Clean residual min=-0.007912 max=0.007457 Jy/beam ! Clean residual mean=0.000027 rms=0.001925 Jy/beam ! Combined flux in latest and established models = 1.2579 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 1.25791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205521Jy sigma=0.001222 ! Fit after self-cal, rms=0.205516Jy 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 = 0.000594807 Jy ! Component: 100 - total flux cleaned = 0.000734509 Jy ! Component: 150 - total flux cleaned = 0.000732904 Jy ! Component: 200 - total flux cleaned = 0.000734707 Jy ! Total flux subtracted in 200 components = 0.000734707 Jy ! Clean residual min=-0.007722 max=0.007282 Jy/beam ! Clean residual mean=0.000004 rms=0.001890 Jy/beam ! Combined flux in latest and established models = 1.25864 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 1.25864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205467Jy sigma=0.001222 ! Fit after self-cal, rms=0.205461Jy 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=0.205461Jy sigma=0.001222 ! Fit after self-cal, rms=0.205442Jy sigma=0.001221 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.648 mas, bmaj=12.88 mas, bpa=-10.22 degrees ! Estimated noise=2179.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000815175 Jy ! Component: 100 - total flux cleaned = -0.0010928 Jy ! Component: 150 - total flux cleaned = -0.00114912 Jy ! Component: 200 - total flux cleaned = -0.00111634 Jy ! Total flux subtracted in 200 components = -0.00111634 Jy ! Clean residual min=-0.007828 max=0.008220 Jy/beam ! Clean residual mean=0.000552 rms=0.002410 Jy/beam ! Combined flux in latest and established models = 1.25752 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 85 components and 1.25752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205403Jy sigma=0.001221 ! Fit after self-cal, rms=0.205392Jy 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 = 3.9261e-05 Jy ! Component: 100 - total flux cleaned = 7.13884e-05 Jy ! Component: 150 - total flux cleaned = 7.23472e-05 Jy ! Component: 200 - total flux cleaned = 4.55477e-05 Jy ! Total flux subtracted in 200 components = 4.55477e-05 Jy ! Clean residual min=-0.007823 max=0.008089 Jy/beam ! Clean residual mean=0.000545 rms=0.002378 Jy/beam ! Combined flux in latest and established models = 1.25757 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 86 components and 1.25757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205387Jy sigma=0.001221 ! Fit after self-cal, rms=0.205377Jy 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=2.393 mas, bmaj=4.253 mas, bpa=9.269 degrees ! Estimated noise=1595.14 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.393 x 4.253 at 9.269 degrees (North through East) ! Clean map min=-0.0073422 max=1.0411 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=0.205377Jy sigma=0.001221 ! Fit after self-cal, rms=0.191943Jy sigma=0.001125 ! Inverting map and beam ! Estimated beam: bmin=2.393 mas, bmaj=4.255 mas, bpa=9.228 degrees ! Estimated noise=1593.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000877068 Jy ! Component: 100 - total flux cleaned = -0.000580919 Jy ! Component: 150 - total flux cleaned = -0.000418932 Jy ! Component: 200 - total flux cleaned = -0.000349889 Jy ! Total flux subtracted in 200 components = -0.000349889 Jy ! Clean residual min=-0.006577 max=0.006821 Jy/beam ! Clean residual mean=0.000261 rms=0.001661 Jy/beam ! Combined flux in latest and established models = 1.25722 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 91 components and 1.25722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191845Jy sigma=0.001124 ! Fit after self-cal, rms=0.191834Jy sigma=0.001124 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000361569 Jy ! Component: 100 - total flux cleaned = 0.00036457 Jy ! Component: 150 - total flux cleaned = 0.000259395 Jy ! Component: 200 - total flux cleaned = 0.000215027 Jy ! Total flux subtracted in 200 components = 0.000215027 Jy ! Clean residual min=-0.006377 max=0.006744 Jy/beam ! Clean residual mean=0.000256 rms=0.001632 Jy/beam ! Combined flux in latest and established models = 1.25743 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 93 components and 1.25743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191801Jy sigma=0.001124 ! Fit after self-cal, rms=0.191799Jy sigma=0.001124 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191799Jy sigma=0.001124 ! Fit after self-cal, rms=0.191648Jy sigma=0.001124 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=2.001 mas, bmaj=3.862 mas, bpa=15.01 degrees ! Estimated noise=2226.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.822074 Jy ! Component: 100 - total flux cleaned = 1.03173 Jy ! Component: 150 - total flux cleaned = 1.11372 Jy ! Component: 200 - total flux cleaned = 1.15615 Jy ! Total flux subtracted in 200 components = 1.15615 Jy ! Clean residual min=-0.011030 max=0.021003 Jy/beam ! Clean residual mean=0.000266 rms=0.003805 Jy/beam ! Combined flux in latest and established models = 1.15615 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 31 model components to the UV plane model. ! The established model now contains 31 components and 1.15615 Jy ! Inverting map and beam ! Estimated beam: bmin=2.393 mas, bmaj=4.259 mas, bpa=9.335 degrees ! Estimated noise=1592.88 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 = 0.033439 Jy ! Component: 100 - total flux cleaned = 0.0537207 Jy ! Component: 150 - total flux cleaned = 0.0672482 Jy ! Component: 200 - total flux cleaned = 0.0767705 Jy ! Total flux subtracted in 200 components = 0.0767705 Jy ! Clean residual min=-0.005785 max=0.007492 Jy/beam ! Clean residual mean=0.001015 rms=0.001859 Jy/beam ! Combined flux in latest and established models = 1.23292 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 68 components and 1.23292 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=6.645 mas, bmaj=12.86 mas, bpa=-10.19 degrees ! Estimated noise=2174.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130374 Jy ! Component: 100 - total flux cleaned = 0.0190996 Jy ! Component: 150 - total flux cleaned = 0.0220864 Jy ! Component: 200 - total flux cleaned = 0.0232988 Jy ! Total flux subtracted in 200 components = 0.0232988 Jy ! Clean residual min=-0.005824 max=0.007903 Jy/beam ! Clean residual mean=0.000983 rms=0.002114 Jy/beam ! Combined flux in latest and established models = 1.25622 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 = 0.000135919 Jy ! Component: 100 - total flux cleaned = 0.000294042 Jy ! Component: 150 - total flux cleaned = 0.000362382 Jy ! Component: 200 - total flux cleaned = 0.000397011 Jy ! Total flux subtracted in 200 components = 0.000397011 Jy ! Clean residual min=-0.005833 max=0.007737 Jy/beam ! Clean residual mean=0.000952 rms=0.002103 Jy/beam ! Combined flux in latest and established models = 1.25661 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 105 components and 1.25661 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.393 mas, bmaj=4.259 mas, bpa=9.335 degrees ! Estimated noise=1592.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000316432 Jy ! Component: 100 - total flux cleaned = -0.000238177 Jy ! Component: 150 - total flux cleaned = -0.000357887 Jy ! Component: 200 - total flux cleaned = -0.000464375 Jy ! Total flux subtracted in 200 components = -0.000464375 Jy ! Clean residual min=-0.006240 max=0.006884 Jy/beam ! Clean residual mean=0.000351 rms=0.001671 Jy/beam ! Combined flux in latest and established models = 1.25615 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 116 components and 1.25615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191655Jy sigma=0.001124 ! Fit after self-cal, rms=0.191636Jy sigma=0.001124 wmodel J0457-2324_S_2000_05_22_pus_map.mod ! Writing 116 model components to file: J0457-2324_S_2000_05_22_pus_map.mod wobs J0457-2324_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2000_05_22_pus_uvs.fits wwins J0457-2324_S_2000_05_22_pus_map.win ! wwins: Wrote 2 windows to J0457-2324_S_2000_05_22_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 = 0.00138802 Jy ! Component: 100 - total flux cleaned = 0.00227812 Jy ! Component: 150 - total flux cleaned = 0.00320258 Jy ! Component: 200 - total flux cleaned = 0.0036803 Jy ! Component: 250 - total flux cleaned = 0.00431308 Jy ! Component: 300 - total flux cleaned = 0.00491394 Jy ! Component: 350 - total flux cleaned = 0.00557298 Jy ! Component: 400 - total flux cleaned = 0.0062084 Jy ! Component: 450 - total flux cleaned = 0.00674681 Jy ! Component: 500 - total flux cleaned = 0.0071193 Jy ! Component: 550 - total flux cleaned = 0.00741041 Jy ! Component: 600 - total flux cleaned = 0.00776494 Jy ! Component: 650 - total flux cleaned = 0.00797306 Jy ! Component: 700 - total flux cleaned = 0.00831208 Jy ! Component: 750 - total flux cleaned = 0.00864243 Jy ! Component: 800 - total flux cleaned = 0.00883624 Jy ! Component: 850 - total flux cleaned = 0.00889972 Jy ! Component: 900 - total flux cleaned = 0.00908761 Jy ! Component: 950 - total flux cleaned = 0.00914922 Jy ! Component: 1000 - total flux cleaned = 0.00933014 Jy ! Component: 1050 - total flux cleaned = 0.00944823 Jy ! Component: 1100 - total flux cleaned = 0.00956386 Jy ! Component: 1150 - total flux cleaned = 0.00967763 Jy ! Component: 1200 - total flux cleaned = 0.00973435 Jy ! Component: 1250 - total flux cleaned = 0.00990011 Jy ! Component: 1300 - total flux cleaned = 0.0100085 Jy ! Component: 1350 - total flux cleaned = 0.0101153 Jy ! Component: 1400 - total flux cleaned = 0.0101675 Jy ! Component: 1450 - total flux cleaned = 0.0102197 Jy ! Component: 1500 - total flux cleaned = 0.0103224 Jy ! Component: 1550 - total flux cleaned = 0.0103225 Jy ! Component: 1600 - total flux cleaned = 0.0103729 Jy ! Component: 1650 - total flux cleaned = 0.0104716 Jy ! Component: 1700 - total flux cleaned = 0.010423 Jy ! Component: 1750 - total flux cleaned = 0.0104711 Jy ! Component: 1800 - total flux cleaned = 0.010566 Jy ! Component: 1850 - total flux cleaned = 0.010519 Jy ! Component: 1900 - total flux cleaned = 0.0105658 Jy ! Component: 1950 - total flux cleaned = 0.010566 Jy ! Component: 2000 - total flux cleaned = 0.0106113 Jy ! Total flux subtracted in 2048 components = 0.0106558 Jy ! Clean residual min=-0.002343 max=0.002929 Jy/beam ! Clean residual mean=0.000057 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 1.26681 Jy keep ! Adding 127 model components to the UV plane model. ! The established model now contains 243 components and 1.26681 Jy ![Exited script file: muppet] wmap "J0457-2324_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.393 x 4.259 at 9.335 degrees (North through East) ! Clean map min=-0.0039581 max=1.0494 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.04937 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000829763 device "J0457-2324_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.237218 0.237218 0.474436 0.948872 1.89774 3.79549 7.59097 15.1819 30.3639 60.7278 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.049 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.393 x 4.259 at 9.335 degrees (North through East) ! Clean map min=-0.0039581 max=1.0494 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_2000_05_22_pus_uvs.log closed on Tue Nov 20 16:47:23 2007