! Started logfile: J1625-2527_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:26:37 2008 obs J1625-2527_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J1625-2527_S_2001_10_29_pus_uva.fits ! AN table 1: 16 integrations on 153 of 153 possible baselines. ! AN table 2: 11 integrations on 153 of 153 possible baselines. ! AN table 3: 90 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.10748 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2604 lines of history. ! ! Reading 7696 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_2001_10_29_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 134 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1215 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 134 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1215 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 134 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1215 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 134 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1215 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.871147Jy sigma=0.004954 ! Fit after self-cal, rms=0.411219Jy sigma=0.002051 ! 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=1.74 mas, bmaj=4.101 mas, bpa=23.25 degrees ! Estimated noise=1951.44 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 = 0.59773 Jy ! Component: 100 - total flux cleaned = 0.771804 Jy ! Total flux subtracted in 100 components = 0.771804 Jy ! Clean residual min=-0.030134 max=0.073564 Jy/beam ! Clean residual mean=0.001259 rms=0.010890 Jy/beam ! Combined flux in latest and established models = 0.771804 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.771804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.328127Jy sigma=0.001755 ! Fit after self-cal, rms=0.328238Jy sigma=0.001754 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0851264 Jy ! Component: 100 - total flux cleaned = 0.13514 Jy ! Total flux subtracted in 100 components = 0.13514 Jy ! Clean residual min=-0.019161 max=0.029457 Jy/beam ! Clean residual mean=0.000429 rms=0.005854 Jy/beam ! Combined flux in latest and established models = 0.906943 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 36 components and 0.906943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301238Jy sigma=0.001495 ! Fit after self-cal, rms=0.301141Jy sigma=0.001494 ! 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=1.998 mas, bmaj=4.935 mas, bpa=26.13 degrees ! Estimated noise=1335.93 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 = 0.0449643 Jy ! Component: 100 - total flux cleaned = 0.0693384 Jy ! Component: 150 - total flux cleaned = 0.0835742 Jy ! Component: 200 - total flux cleaned = 0.0919958 Jy ! Total flux subtracted in 200 components = 0.0919958 Jy ! Clean residual min=-0.012596 max=0.021405 Jy/beam ! Clean residual mean=-0.000513 rms=0.004534 Jy/beam ! Combined flux in latest and established models = 0.998939 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.998939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295923Jy sigma=0.001430 ! Fit after self-cal, rms=0.295939Jy sigma=0.001430 ! 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 0.98 FD 1.00* GG 1.00* HH 1.00* ! HN 1.37 KK 0.97 KP 1.01 LA 0.99 ! MA 1.00* MC 1.00* MK 1.04 NL 1.01 ! OV 0.97 PT 0.97 SC 1.03 TS 1.00* ! WF 1.07 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.07 ! HN 1.04 KK 1.00* KP 1.01 LA 1.00 ! MA 1.00* MC 1.00* MK 1.00* NL 1.02 ! OV 1.03 PT 1.00 SC 1.00 TS 1.00* ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00* GG 1.00* HH 1.00* ! HN 1.33 KK 1.00 KP 0.84 LA 0.95 ! MA 1.00* MC 1.00* MK 1.03 NL 1.01 ! OV 1.01 PT 0.97 SC 0.98 TS 1.00* ! WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.07 ! HN 1.02 KK 1.00* KP 0.99 LA 0.98 ! MA 1.00* MC 1.00* MK 1.00* NL 1.01 ! OV 1.07 PT 0.96 SC 1.01 TS 1.00* ! WF 0.94 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00* GG 1.00* HH 1.00* ! HN 1.25 KK 0.99 KP 0.96 LA 0.93 ! MA 1.00* MC 1.00* MK 0.97 NL 0.96 ! OV 0.96 PT 0.96 SC 0.98 TS 1.00* ! WF 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 0.97 ! HN 1.04 KK 1.00* KP 1.01 LA 0.96 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00 ! OV 1.06 PT 1.01 SC 0.97 TS 1.00* ! WF 1.01 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.29 KK 0.93 KP 0.95 LA 0.96 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00 ! OV 0.97 PT 0.97 SC 0.96 TS 1.00* ! WF 0.97 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 0.89 ! HN 1.04 KK 1.00* KP 1.01 LA 0.97 ! MA 1.00* MC 1.00* MK 1.00* NL 1.02 ! OV 1.01 PT 1.00 SC 0.98 TS 1.00* ! WF 0.96 WZ 1.00* ! ! ! Fit before self-cal, rms=0.295939Jy sigma=0.001430 ! Fit after self-cal, rms=0.285898Jy sigma=0.001368 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.997 mas, bmaj=4.949 mas, bpa=26.32 degrees ! Estimated noise=1333.18 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 = 0.000160458 Jy ! Component: 100 - total flux cleaned = 5.50929e-05 Jy ! Component: 150 - total flux cleaned = 5.50613e-05 Jy ! Component: 200 - total flux cleaned = 5.89162e-05 Jy ! Total flux subtracted in 200 components = 5.89162e-05 Jy ! Clean residual min=-0.006868 max=0.009400 Jy/beam ! Clean residual mean=0.000508 rms=0.002188 Jy/beam ! Combined flux in latest and established models = 0.998998 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 55 components and 0.998998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285831Jy sigma=0.001367 ! Fit after self-cal, rms=0.285973Jy sigma=0.001367 ! 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=0.285973Jy sigma=0.001367 ! Fit after self-cal, rms=0.286359Jy sigma=0.001367 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.999 mas, bmaj=4.947 mas, bpa=26.3 degrees ! Estimated noise=1334.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000286736 Jy ! Component: 100 - total flux cleaned = 0.000292056 Jy ! Component: 150 - total flux cleaned = 0.000377161 Jy ! Component: 200 - total flux cleaned = 0.000376539 Jy ! Total flux subtracted in 200 components = 0.000376539 Jy ! Clean residual min=-0.006785 max=0.009345 Jy/beam ! Clean residual mean=0.000499 rms=0.002166 Jy/beam ! Combined flux in latest and established models = 0.999374 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 55 components and 0.999374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286305Jy sigma=0.001367 ! Fit after self-cal, rms=0.286300Jy sigma=0.001367 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 (8.5, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00623969 Jy ! Component: 100 - total flux cleaned = 0.00766819 Jy ! Component: 150 - total flux cleaned = 0.00857654 Jy ! Component: 200 - total flux cleaned = 0.00966601 Jy ! Total flux subtracted in 200 components = 0.00966601 Jy ! Clean residual min=-0.006274 max=0.008572 Jy/beam ! Clean residual mean=0.000414 rms=0.001911 Jy/beam ! Combined flux in latest and established models = 1.00904 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 71 components and 1.00904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285897Jy sigma=0.001365 ! Fit after self-cal, rms=0.285870Jy sigma=0.001365 ! Inverting map ! Added new window around map position (-32, 49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00773775 Jy ! Component: 100 - total flux cleaned = 0.0118357 Jy ! Component: 150 - total flux cleaned = 0.0143128 Jy ! Component: 200 - total flux cleaned = 0.0156751 Jy ! Total flux subtracted in 200 components = 0.0156751 Jy ! Clean residual min=-0.006128 max=0.006452 Jy/beam ! Clean residual mean=0.000283 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 1.02472 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 1.02471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285585Jy sigma=0.001363 ! Fit after self-cal, rms=0.285568Jy sigma=0.001363 ! 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=0.285568Jy sigma=0.001363 ! Fit after self-cal, rms=0.285532Jy sigma=0.001363 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2 mas, bmaj=4.947 mas, bpa=26.28 degrees ! Estimated noise=1335.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352635 Jy ! Component: 100 - total flux cleaned = 0.00461011 Jy ! Component: 150 - total flux cleaned = 0.00519719 Jy ! Component: 200 - total flux cleaned = 0.00538175 Jy ! Total flux subtracted in 200 components = 0.00538175 Jy ! Clean residual min=-0.005912 max=0.006112 Jy/beam ! Clean residual mean=0.000206 rms=0.001611 Jy/beam ! Combined flux in latest and established models = 1.0301 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 1.0301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285431Jy sigma=0.001362 ! Fit after self-cal, rms=0.285427Jy sigma=0.001362 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 = 0.00108487 Jy ! Component: 100 - total flux cleaned = 0.00125929 Jy ! Component: 150 - total flux cleaned = 0.00150747 Jy ! Component: 200 - total flux cleaned = 0.0015849 Jy ! Total flux subtracted in 200 components = 0.0015849 Jy ! Clean residual min=-0.005960 max=0.006070 Jy/beam ! Clean residual mean=0.000192 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 1.03168 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 1.03168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285371Jy sigma=0.001362 ! Fit after self-cal, rms=0.285372Jy sigma=0.001362 ! 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=0.285372Jy sigma=0.001362 ! Fit after self-cal, rms=0.285343Jy sigma=0.001362 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.076 mas, bmaj=16.95 mas, bpa=-2.577 degrees ! Estimated noise=1769.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036568 Jy ! Component: 100 - total flux cleaned = 0.00597918 Jy ! Component: 150 - total flux cleaned = 0.00661395 Jy ! Component: 200 - total flux cleaned = 0.00685913 Jy ! Total flux subtracted in 200 components = 0.00685913 Jy ! Clean residual min=-0.006153 max=0.009277 Jy/beam ! Clean residual mean=0.000299 rms=0.002328 Jy/beam ! Combined flux in latest and established models = 1.03854 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 112 components and 1.03854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285328Jy sigma=0.001362 ! Fit after self-cal, rms=0.285322Jy sigma=0.001362 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 = 0.00105176 Jy ! Component: 100 - total flux cleaned = 0.00127233 Jy ! Component: 150 - total flux cleaned = 0.00142114 Jy ! Component: 200 - total flux cleaned = 0.00160567 Jy ! Total flux subtracted in 200 components = 0.00160567 Jy ! Clean residual min=-0.005882 max=0.009126 Jy/beam ! Clean residual mean=0.000257 rms=0.002279 Jy/beam ! Combined flux in latest and established models = 1.04015 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 118 components and 1.04015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285323Jy sigma=0.001362 ! Fit after self-cal, rms=0.285322Jy sigma=0.001362 ! 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=2.001 mas, bmaj=4.945 mas, bpa=26.26 degrees ! Estimated noise=1336.29 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.001 x 4.945 at 26.26 degrees (North through East) ! Clean map min=-0.0054683 max=0.74125 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=0.285322Jy sigma=0.001362 ! Fit after self-cal, rms=0.539916Jy sigma=0.001234 ! Inverting map and beam ! Estimated beam: bmin=1.998 mas, bmaj=4.943 mas, bpa=26.28 degrees ! Estimated noise=1337.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.8557e-07 Jy ! Component: 100 - total flux cleaned = -1.92827e-06 Jy ! Component: 150 - total flux cleaned = 2.38715e-06 Jy ! Component: 200 - total flux cleaned = 3.62278e-06 Jy ! Total flux subtracted in 200 components = 3.62278e-06 Jy ! Clean residual min=-0.006456 max=0.005993 Jy/beam ! Clean residual mean=0.000105 rms=0.001556 Jy/beam ! Combined flux in latest and established models = 1.04015 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 128 components and 1.04015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.539888Jy sigma=0.001234 ! Fit after self-cal, rms=0.539912Jy sigma=0.001234 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.82877e-05 Jy ! Component: 100 - total flux cleaned = -6.948e-05 Jy ! Component: 150 - total flux cleaned = -6.80309e-05 Jy ! Component: 200 - total flux cleaned = -0.000199764 Jy ! Total flux subtracted in 200 components = -0.000199764 Jy ! Clean residual min=-0.006379 max=0.005958 Jy/beam ! Clean residual mean=0.000110 rms=0.001539 Jy/beam ! Combined flux in latest and established models = 1.03995 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 1.03995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.539899Jy sigma=0.001233 ! Fit after self-cal, rms=0.539911Jy sigma=0.001233 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.539911Jy sigma=0.001233 ! Fit after self-cal, rms=0.554527Jy sigma=0.001233 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=1.743 mas, bmaj=4.128 mas, bpa=23.48 degrees ! Estimated noise=1961.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.595628 Jy ! Component: 100 - total flux cleaned = 0.767546 Jy ! Component: 150 - total flux cleaned = 0.849207 Jy ! Component: 200 - total flux cleaned = 0.897143 Jy ! Total flux subtracted in 200 components = 0.897143 Jy ! Clean residual min=-0.012471 max=0.026852 Jy/beam ! Clean residual mean=0.000711 rms=0.004244 Jy/beam ! Combined flux in latest and established models = 0.897143 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.897143 Jy ! Inverting map and beam ! Estimated beam: bmin=1.997 mas, bmaj=4.943 mas, bpa=26.3 degrees ! Estimated noise=1337.79 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 = 0.046573 Jy ! Component: 100 - total flux cleaned = 0.0717027 Jy ! Component: 150 - total flux cleaned = 0.0872215 Jy ! Component: 200 - total flux cleaned = 0.0981094 Jy ! Total flux subtracted in 200 components = 0.0981094 Jy ! Clean residual min=-0.007545 max=0.010972 Jy/beam ! Clean residual mean=0.000579 rms=0.002547 Jy/beam ! Combined flux in latest and established models = 0.995252 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 59 components and 0.995252 Jy ! Inverting map ! Added new window around map position (-4, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109407 Jy ! Component: 100 - total flux cleaned = 0.0183388 Jy ! Component: 150 - total flux cleaned = 0.0240637 Jy ! Component: 200 - total flux cleaned = 0.0276513 Jy ! Total flux subtracted in 200 components = 0.0276513 Jy ! Clean residual min=-0.006459 max=0.006346 Jy/beam ! Clean residual mean=0.000263 rms=0.001761 Jy/beam ! Combined flux in latest and established models = 1.0229 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 86 components and 1.0229 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=7.08 mas, bmaj=16.94 mas, bpa=-2.54 degrees ! Estimated noise=1772.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695485 Jy ! Component: 100 - total flux cleaned = 0.011476 Jy ! Component: 150 - total flux cleaned = 0.0146856 Jy ! Component: 200 - total flux cleaned = 0.016437 Jy ! Total flux subtracted in 200 components = 0.016437 Jy ! Clean residual min=-0.006577 max=0.009059 Jy/beam ! Clean residual mean=0.000238 rms=0.002332 Jy/beam ! Combined flux in latest and established models = 1.03934 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 = 0.000819749 Jy ! Component: 100 - total flux cleaned = 0.00154474 Jy ! Component: 150 - total flux cleaned = 0.00180821 Jy ! Component: 200 - total flux cleaned = 0.00211415 Jy ! Total flux subtracted in 200 components = 0.00211415 Jy ! Clean residual min=-0.006468 max=0.008980 Jy/beam ! Clean residual mean=0.000183 rms=0.002284 Jy/beam ! Combined flux in latest and established models = 1.04145 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 113 components and 1.04145 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.997 mas, bmaj=4.943 mas, bpa=26.3 degrees ! Estimated noise=1337.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000486366 Jy ! Component: 100 - total flux cleaned = -0.000480485 Jy ! Component: 150 - total flux cleaned = -0.000479028 Jy ! Component: 200 - total flux cleaned = -0.000579513 Jy ! Total flux subtracted in 200 components = -0.000579513 Jy ! Clean residual min=-0.006277 max=0.006347 Jy/beam ! Clean residual mean=0.000076 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 1.04087 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 1.04087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.554497Jy sigma=0.001233 ! Fit after self-cal, rms=0.554616Jy sigma=0.001233 wmodel J1625-2527_S_2001_10_29_pus_map.mod ! Writing 133 model components to file: J1625-2527_S_2001_10_29_pus_map.mod wobs J1625-2527_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J1625-2527_S_2001_10_29_pus_uvs.fits wwins J1625-2527_S_2001_10_29_pus_map.win ! wwins: Wrote 4 windows to J1625-2527_S_2001_10_29_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 = 0.000702232 Jy ! Component: 100 - total flux cleaned = 0.00122669 Jy ! Component: 150 - total flux cleaned = 0.00132201 Jy ! Component: 200 - total flux cleaned = 0.00195567 Jy ! Component: 250 - total flux cleaned = 0.00247396 Jy ! Component: 300 - total flux cleaned = 0.00296922 Jy ! Component: 350 - total flux cleaned = 0.00328612 Jy ! Component: 400 - total flux cleaned = 0.00359173 Jy ! Component: 450 - total flux cleaned = 0.00374048 Jy ! Component: 500 - total flux cleaned = 0.00380989 Jy ! Component: 550 - total flux cleaned = 0.00352991 Jy ! Component: 600 - total flux cleaned = 0.00359816 Jy ! Component: 650 - total flux cleaned = 0.00346554 Jy ! Component: 700 - total flux cleaned = 0.00346775 Jy ! Component: 750 - total flux cleaned = 0.00340441 Jy ! Component: 800 - total flux cleaned = 0.00346752 Jy ! Component: 850 - total flux cleaned = 0.00340593 Jy ! Component: 900 - total flux cleaned = 0.00346696 Jy ! Component: 950 - total flux cleaned = 0.0035862 Jy ! Component: 1000 - total flux cleaned = 0.00376263 Jy ! Component: 1050 - total flux cleaned = 0.00410948 Jy ! Component: 1100 - total flux cleaned = 0.00428053 Jy ! Component: 1150 - total flux cleaned = 0.00450559 Jy ! Component: 1200 - total flux cleaned = 0.00483806 Jy ! Component: 1250 - total flux cleaned = 0.00500158 Jy ! Component: 1300 - total flux cleaned = 0.00510923 Jy ! Component: 1350 - total flux cleaned = 0.00526971 Jy ! Component: 1400 - total flux cleaned = 0.00558613 Jy ! Component: 1450 - total flux cleaned = 0.00579346 Jy ! Component: 1500 - total flux cleaned = 0.00599953 Jy ! Component: 1550 - total flux cleaned = 0.0061015 Jy ! Component: 1600 - total flux cleaned = 0.00625362 Jy ! Component: 1650 - total flux cleaned = 0.00660278 Jy ! Component: 1700 - total flux cleaned = 0.00675072 Jy ! Component: 1750 - total flux cleaned = 0.0070435 Jy ! Component: 1800 - total flux cleaned = 0.00723577 Jy ! Component: 1850 - total flux cleaned = 0.00728389 Jy ! Component: 1900 - total flux cleaned = 0.00756746 Jy ! Component: 1950 - total flux cleaned = 0.00784834 Jy ! Component: 2000 - total flux cleaned = 0.00817248 Jy ! Total flux subtracted in 2048 components = 0.00835582 Jy ! Clean residual min=-0.002822 max=0.002865 Jy/beam ! Clean residual mean=0.000043 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 1.04923 Jy keep ! Adding 125 model components to the UV plane model. ! The established model now contains 258 components and 1.04923 Jy ![Exited script file: muppet] wmap "J1625-2527_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.997 x 4.943 at 26.3 degrees (North through East) ! Clean map min=-0.0038281 max=0.74311 Jy/beam ! Writing clean map to FITS file: J1625-2527_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.743109 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000824009 device "J1625-2527_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J1625-2527_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.33266 0.33266 0.66532 1.33064 2.66128 5.32256 10.6451 21.2902 42.5805 85.161 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.743 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.997 x 4.943 at 26.3 degrees (North through East) ! Clean map min=-0.0038281 max=0.74311 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1625-2527_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J1625-2527_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1625-2527_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:26:44 2008