! Started logfile: J1625-2527_S_2000_05_22_pus_uvs.log on Tue Nov 20 12:17:21 2007 obs J1625-2527_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1625-2527_S_2000_05_22_pus_uva.fits ! AN table 1: 66 integrations on 190 of 190 possible baselines. ! AN table 2: 42 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.108674 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1625-2527 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2003 lines of history. ! ! Reading 8920 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1625-2527_S_2000_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 825 telescope corrections were flagged in sub-array 1. ! A total of 840 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 825 telescope corrections were flagged in sub-array 1. ! A total of 840 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 825 telescope corrections were flagged in sub-array 1. ! A total of 840 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 825 telescope corrections were flagged in sub-array 1. ! A total of 840 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.778820Jy sigma=0.006841 ! Fit after self-cal, rms=0.248724Jy sigma=0.002056 ! 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=2.328 mas, bmaj=6.919 mas, bpa=-7.954 degrees ! Estimated noise=1326.44 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 = 0.663722 Jy ! Component: 100 - total flux cleaned = 0.847503 Jy ! Total flux subtracted in 100 components = 0.847503 Jy ! Clean residual min=-0.033796 max=0.083674 Jy/beam ! Clean residual mean=0.000740 rms=0.012370 Jy/beam ! Combined flux in latest and established models = 0.847503 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.847503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239723Jy sigma=0.002077 ! Fit after self-cal, rms=0.239657Jy sigma=0.002076 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.095222 Jy ! Component: 100 - total flux cleaned = 0.151066 Jy ! Total flux subtracted in 100 components = 0.151066 Jy ! Clean residual min=-0.012950 max=0.028402 Jy/beam ! Clean residual mean=0.000403 rms=0.005094 Jy/beam ! Combined flux in latest and established models = 0.998568 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 34 components and 0.998568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178773Jy sigma=0.001442 ! Fit after self-cal, rms=0.178682Jy sigma=0.001442 ! 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=3.025 mas, bmaj=8.267 mas, bpa=-1.636 degrees ! Estimated noise=866.255 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 = 0.0507704 Jy ! Component: 100 - total flux cleaned = 0.0750341 Jy ! Component: 150 - total flux cleaned = 0.0879874 Jy ! Component: 200 - total flux cleaned = 0.0951181 Jy ! Total flux subtracted in 200 components = 0.0951181 Jy ! Clean residual min=-0.010151 max=0.014172 Jy/beam ! Clean residual mean=0.000497 rms=0.003710 Jy/beam ! Combined flux in latest and established models = 1.09369 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 67 components and 1.09369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166001Jy sigma=0.001295 ! Fit after self-cal, rms=0.165979Jy sigma=0.001295 ! 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 1.02 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00 KK 1.00 KP 0.91 ! MA 1.00* MC 1.00* MK 1.03 NL 1.00 ! NY 1.00* OV 1.02 PT 0.98 SC 1.00 ! TS 1.00* WF 0.86 WZ 1.00* LA 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! 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. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.09 KK 1.02 KP 0.95 ! MA 1.00* MC 1.00* MK 0.97 NL 1.04 ! NY 1.00* OV 1.01 PT 0.99 SC 1.00 ! TS 1.00* WF 1.00 WZ 1.00* LA 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! 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. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.07 KK 1.02 KP 0.99 ! MA 1.00* MC 1.00* MK 0.97 NL 1.00 ! NY 1.00* OV 1.06 PT 0.99 SC 1.00 ! TS 1.00* WF 1.05 WZ 1.00* LA 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! 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. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.05 KP 1.01 ! MA 1.00* MC 1.00* MK 1.04 NL 1.03 ! NY 1.00* OV 1.03 PT 0.98 SC 1.01 ! TS 1.00* WF 0.99 WZ 1.00* LA 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! 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=0.165979Jy sigma=0.001295 ! Fit after self-cal, rms=0.158438Jy sigma=0.001223 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.038 mas, bmaj=8.293 mas, bpa=-1.553 degrees ! Estimated noise=867.668 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 = 9.65869e-05 Jy ! Component: 100 - total flux cleaned = 0.00028822 Jy ! Component: 150 - total flux cleaned = 0.00032914 Jy ! Component: 200 - total flux cleaned = 0.000367498 Jy ! Total flux subtracted in 200 components = 0.000367498 Jy ! Clean residual min=-0.005321 max=0.008822 Jy/beam ! Clean residual mean=0.000711 rms=0.001982 Jy/beam ! Combined flux in latest and established models = 1.09405 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 79 components and 1.09405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158407Jy sigma=0.001223 ! Fit after self-cal, rms=0.158437Jy sigma=0.001223 ! 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=0.158437Jy sigma=0.001223 ! Fit after self-cal, rms=0.158457Jy sigma=0.001223 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.038 mas, bmaj=8.293 mas, bpa=-1.569 degrees ! Estimated noise=867.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.82617e-05 Jy ! Component: 100 - total flux cleaned = 0.000174306 Jy ! Component: 150 - total flux cleaned = 0.000242813 Jy ! Component: 200 - total flux cleaned = 0.000275548 Jy ! Total flux subtracted in 200 components = 0.000275548 Jy ! Clean residual min=-0.005321 max=0.008733 Jy/beam ! Clean residual mean=0.000709 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 1.09433 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 83 components and 1.09433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158437Jy sigma=0.001223 ! Fit after self-cal, rms=0.158430Jy sigma=0.001223 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 (-13.5, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00789576 Jy ! Component: 100 - total flux cleaned = 0.0122238 Jy ! Component: 150 - total flux cleaned = 0.0141581 Jy ! Component: 200 - total flux cleaned = 0.0151531 Jy ! Total flux subtracted in 200 components = 0.0151531 Jy ! Clean residual min=-0.005834 max=0.005990 Jy/beam ! Clean residual mean=0.000587 rms=0.001615 Jy/beam ! Combined flux in latest and established models = 1.10948 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 113 components and 1.10948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157961Jy sigma=0.001219 ! Fit after self-cal, rms=0.157953Jy sigma=0.001219 ! 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=0.157953Jy sigma=0.001219 ! Fit after self-cal, rms=0.157913Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.039 mas, bmaj=8.295 mas, bpa=-1.571 degrees ! Estimated noise=867.142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171282 Jy ! Component: 100 - total flux cleaned = 0.00235965 Jy ! Component: 150 - total flux cleaned = 0.00267376 Jy ! Component: 200 - total flux cleaned = 0.00290511 Jy ! Total flux subtracted in 200 components = 0.00290511 Jy ! Clean residual min=-0.005570 max=0.005968 Jy/beam ! Clean residual mean=0.000576 rms=0.001570 Jy/beam ! Combined flux in latest and established models = 1.11239 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 123 components and 1.11239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157842Jy sigma=0.001218 ! Fit after self-cal, rms=0.157843Jy sigma=0.001218 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 = 0.000345606 Jy ! Component: 100 - total flux cleaned = 0.000497921 Jy ! Component: 150 - total flux cleaned = 0.000639261 Jy ! Component: 200 - total flux cleaned = 0.000772533 Jy ! Total flux subtracted in 200 components = 0.000772533 Jy ! Clean residual min=-0.005358 max=0.005931 Jy/beam ! Clean residual mean=0.000572 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 1.11316 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 1.11316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157808Jy sigma=0.001218 ! Fit after self-cal, rms=0.157809Jy sigma=0.001218 ! 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=0.157809Jy sigma=0.001218 ! Fit after self-cal, rms=0.157820Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.766 mas, bmaj=19.9 mas, bpa=3.515 degrees ! Estimated noise=1071.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321754 Jy ! Component: 100 - total flux cleaned = 0.00473419 Jy ! Component: 150 - total flux cleaned = 0.00520322 Jy ! Component: 200 - total flux cleaned = 0.00550448 Jy ! Total flux subtracted in 200 components = 0.00550448 Jy ! Clean residual min=-0.005809 max=0.007611 Jy/beam ! Clean residual mean=0.001117 rms=0.002331 Jy/beam ! Combined flux in latest and established models = 1.11867 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 137 components and 1.11867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157818Jy sigma=0.001218 ! Fit after self-cal, rms=0.157816Jy sigma=0.001218 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 = 0.000439533 Jy ! Component: 100 - total flux cleaned = 0.00065821 Jy ! Component: 150 - total flux cleaned = 0.000855456 Jy ! Component: 200 - total flux cleaned = 0.000991427 Jy ! Total flux subtracted in 200 components = 0.000991427 Jy ! Clean residual min=-0.005440 max=0.007576 Jy/beam ! Clean residual mean=0.001102 rms=0.002286 Jy/beam ! Combined flux in latest and established models = 1.11966 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 142 components and 1.11966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157833Jy sigma=0.001218 ! Fit after self-cal, rms=0.157829Jy sigma=0.001218 ! 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=3.039 mas, bmaj=8.295 mas, bpa=-1.562 degrees ! Estimated noise=867.087 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.039 x 8.295 at -1.562 degrees (North through East) ! Clean map min=-0.0054456 max=0.90261 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=0.157829Jy sigma=0.001218 ! Fit after self-cal, rms=0.149590Jy sigma=0.001132 ! Inverting map and beam ! Estimated beam: bmin=3.04 mas, bmaj=8.294 mas, bpa=-1.52 degrees ! Estimated noise=867.569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00178642 Jy ! Component: 100 - total flux cleaned = -0.00226572 Jy ! Component: 150 - total flux cleaned = -0.00226793 Jy ! Component: 200 - total flux cleaned = -0.00226755 Jy ! Total flux subtracted in 200 components = -0.00226755 Jy ! Clean residual min=-0.004867 max=0.005839 Jy/beam ! Clean residual mean=0.000504 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 1.11739 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 155 components and 1.11739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149525Jy sigma=0.001132 ! Fit after self-cal, rms=0.149523Jy sigma=0.001132 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.34141e-05 Jy ! Component: 100 - total flux cleaned = -0.000172318 Jy ! Component: 150 - total flux cleaned = -0.000208523 Jy ! Component: 200 - total flux cleaned = -0.000208938 Jy ! Total flux subtracted in 200 components = -0.000208938 Jy ! Clean residual min=-0.004785 max=0.005848 Jy/beam ! Clean residual mean=0.000506 rms=0.001438 Jy/beam ! Combined flux in latest and established models = 1.11718 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 162 components and 1.11718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149500Jy sigma=0.001132 ! Fit after self-cal, rms=0.149499Jy sigma=0.001132 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149499Jy sigma=0.001132 ! Fit after self-cal, rms=0.149496Jy sigma=0.001132 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=2.337 mas, bmaj=6.93 mas, bpa=-7.875 degrees ! Estimated noise=1339.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.670021 Jy ! Component: 100 - total flux cleaned = 0.854009 Jy ! Component: 150 - total flux cleaned = 0.948043 Jy ! Component: 200 - total flux cleaned = 1.00266 Jy ! Total flux subtracted in 200 components = 1.00266 Jy ! Clean residual min=-0.010887 max=0.027727 Jy/beam ! Clean residual mean=0.000486 rms=0.004574 Jy/beam ! Combined flux in latest and established models = 1.00266 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 28 model components to the UV plane model. ! The established model now contains 28 components and 1.00266 Jy ! Inverting map and beam ! Estimated beam: bmin=3.04 mas, bmaj=8.295 mas, bpa=-1.51 degrees ! Estimated noise=867.673 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 = 0.0460013 Jy ! Component: 100 - total flux cleaned = 0.0670694 Jy ! Component: 150 - total flux cleaned = 0.077982 Jy ! Component: 200 - total flux cleaned = 0.0856478 Jy ! Total flux subtracted in 200 components = 0.0856478 Jy ! Clean residual min=-0.006112 max=0.008965 Jy/beam ! Clean residual mean=0.000689 rms=0.001984 Jy/beam ! Combined flux in latest and established models = 1.08831 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 88 components and 1.08831 Jy ! Inverting map ! Added new window around map position (-5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00854048 Jy ! Component: 100 - total flux cleaned = 0.0136957 Jy ! Component: 150 - total flux cleaned = 0.0176187 Jy ! Component: 200 - total flux cleaned = 0.0206932 Jy ! Total flux subtracted in 200 components = 0.0206932 Jy ! Clean residual min=-0.005271 max=0.005803 Jy/beam ! Clean residual mean=0.000555 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 1.10901 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 133 components and 1.10901 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=7.767 mas, bmaj=19.9 mas, bpa=3.535 degrees ! Estimated noise=1071.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00423046 Jy ! Component: 100 - total flux cleaned = 0.00696567 Jy ! Component: 150 - total flux cleaned = 0.00887098 Jy ! Component: 200 - total flux cleaned = 0.00945549 Jy ! Total flux subtracted in 200 components = 0.00945549 Jy ! Clean residual min=-0.005537 max=0.007159 Jy/beam ! Clean residual mean=0.001014 rms=0.002186 Jy/beam ! Combined flux in latest and established models = 1.11846 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 = 0.000306794 Jy ! Component: 100 - total flux cleaned = 0.000498333 Jy ! Component: 150 - total flux cleaned = 0.000678029 Jy ! Component: 200 - total flux cleaned = 0.000892088 Jy ! Total flux subtracted in 200 components = 0.000892088 Jy ! Clean residual min=-0.005356 max=0.007193 Jy/beam ! Clean residual mean=0.001001 rms=0.002154 Jy/beam ! Combined flux in latest and established models = 1.11935 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 162 components and 1.11935 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.04 mas, bmaj=8.295 mas, bpa=-1.51 degrees ! Estimated noise=867.673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000970753 Jy ! Component: 100 - total flux cleaned = -0.00118009 Jy ! Component: 150 - total flux cleaned = -0.00112992 Jy ! Component: 200 - total flux cleaned = -0.000922564 Jy ! Total flux subtracted in 200 components = -0.000922564 Jy ! Clean residual min=-0.004761 max=0.005431 Jy/beam ! Clean residual mean=0.000490 rms=0.001378 Jy/beam ! Combined flux in latest and established models = 1.11843 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 184 components and 1.11843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149397Jy sigma=0.001131 ! Fit after self-cal, rms=0.149374Jy sigma=0.001131 wmodel J1625-2527_S_2000_05_22_pus_map.mod ! Writing 184 model components to file: J1625-2527_S_2000_05_22_pus_map.mod wobs J1625-2527_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1625-2527_S_2000_05_22_pus_uvs.fits wwins J1625-2527_S_2000_05_22_pus_map.win ! wwins: Wrote 3 windows to J1625-2527_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 = 0.00202858 Jy ! Component: 100 - total flux cleaned = 0.00346394 Jy ! Component: 150 - total flux cleaned = 0.00454487 Jy ! Component: 200 - total flux cleaned = 0.00547703 Jy ! Component: 250 - total flux cleaned = 0.00621937 Jy ! Component: 300 - total flux cleaned = 0.007179 Jy ! Component: 350 - total flux cleaned = 0.00809242 Jy ! Component: 400 - total flux cleaned = 0.00890698 Jy ! Component: 450 - total flux cleaned = 0.00985289 Jy ! Component: 500 - total flux cleaned = 0.0107622 Jy ! Component: 550 - total flux cleaned = 0.0116378 Jy ! Component: 600 - total flux cleaned = 0.0125339 Jy ! Component: 650 - total flux cleaned = 0.0134026 Jy ! Component: 700 - total flux cleaned = 0.0141523 Jy ! Component: 750 - total flux cleaned = 0.0149746 Jy ! Component: 800 - total flux cleaned = 0.0156882 Jy ! Component: 850 - total flux cleaned = 0.0165173 Jy ! Component: 900 - total flux cleaned = 0.0173285 Jy ! Component: 950 - total flux cleaned = 0.0180394 Jy ! Component: 1000 - total flux cleaned = 0.0188988 Jy ! Component: 1050 - total flux cleaned = 0.0195803 Jy ! Component: 1100 - total flux cleaned = 0.0203266 Jy ! Component: 1150 - total flux cleaned = 0.0209814 Jy ! Component: 1200 - total flux cleaned = 0.021624 Jy ! Component: 1250 - total flux cleaned = 0.022292 Jy ! Component: 1300 - total flux cleaned = 0.0228387 Jy ! Component: 1350 - total flux cleaned = 0.023412 Jy ! Component: 1400 - total flux cleaned = 0.0240105 Jy ! Component: 1450 - total flux cleaned = 0.0245648 Jy ! Component: 1500 - total flux cleaned = 0.025111 Jy ! Component: 1550 - total flux cleaned = 0.0256488 Jy ! Component: 1600 - total flux cleaned = 0.0262119 Jy ! Component: 1650 - total flux cleaned = 0.0267669 Jy ! Component: 1700 - total flux cleaned = 0.0273461 Jy ! Component: 1750 - total flux cleaned = 0.0278858 Jy ! Component: 1800 - total flux cleaned = 0.0283867 Jy ! Component: 1850 - total flux cleaned = 0.0288815 Jy ! Component: 1900 - total flux cleaned = 0.0294317 Jy ! Component: 1950 - total flux cleaned = 0.0299447 Jy ! Component: 2000 - total flux cleaned = 0.0303919 Jy ! Total flux subtracted in 2048 components = 0.0308345 Jy ! Clean residual min=-0.001851 max=0.002009 Jy/beam ! Clean residual mean=0.000294 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 1.14926 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 327 components and 1.14926 Jy ![Exited script file: muppet] wmap "J1625-2527_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.04 x 8.295 at -1.51 degrees (North through East) ! Clean map min=-0.0028574 max=0.90914 Jy/beam ! Writing clean map to FITS file: J1625-2527_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 0.909136 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00054474 device "J1625-2527_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1625-2527_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.179755 0.179755 0.359511 0.719021 1.43804 2.87608 5.75217 11.5043 23.0087 46.0173 92.0347 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.909 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.04 x 8.295 at -1.51 degrees (North through East) ! Clean map min=-0.0028574 max=0.90914 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1625-2527_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1625-2527_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1625-2527_S_2000_05_22_pus_uvs.log closed on Tue Nov 20 12:17:29 2007