! Started logfile: J0501-0159_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:14:38 2008 obs J0501-0159_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0501-0159_S_2001_10_29_pus_uva.fits ! AN table 1: 115 integrations on 153 of 153 possible baselines. ! AN table 2: 11 integrations on 153 of 153 possible baselines. ! AN table 3: 126 integrations on 153 of 153 possible baselines. ! AN table 4: 27 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.106543 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 18192 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 J0501-0159_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 1384 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1989 telescope corrections were flagged in sub-array 3. ! A total of 432 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1384 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1989 telescope corrections were flagged in sub-array 3. ! A total of 432 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1384 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1989 telescope corrections were flagged in sub-array 3. ! A total of 432 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1505 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1989 telescope corrections were flagged in sub-array 3. ! A total of 432 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.809642Jy sigma=0.005484 ! Fit after self-cal, rms=0.674685Jy sigma=0.004484 ! 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=1.701 mas, bmaj=3.861 mas, bpa=11.03 degrees ! Estimated noise=1297.14 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 = 0.28463 Jy ! Component: 100 - total flux cleaned = 0.390215 Jy ! Total flux subtracted in 100 components = 0.390215 Jy ! Clean residual min=-0.028502 max=0.094309 Jy/beam ! Clean residual mean=0.001851 rms=0.009817 Jy/beam ! Combined flux in latest and established models = 0.390215 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.390215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310714Jy sigma=0.002049 ! Fit after self-cal, rms=0.310032Jy sigma=0.002046 ! Inverting map ! Added new window around map position (-3.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0938339 Jy ! Component: 100 - total flux cleaned = 0.151804 Jy ! Total flux subtracted in 100 components = 0.151804 Jy ! Clean residual min=-0.020010 max=0.040775 Jy/beam ! Clean residual mean=0.001263 rms=0.005970 Jy/beam ! Combined flux in latest and established models = 0.542018 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 34 components and 0.542018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273079Jy sigma=0.001647 ! Fit after self-cal, rms=0.269878Jy sigma=0.001625 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0468458 Jy ! Component: 100 - total flux cleaned = 0.078158 Jy ! Total flux subtracted in 100 components = 0.078158 Jy ! Clean residual min=-0.014286 max=0.022027 Jy/beam ! Clean residual mean=0.000962 rms=0.004133 Jy/beam ! Combined flux in latest and established models = 0.620176 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.620176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258506Jy sigma=0.001492 ! Fit after self-cal, rms=0.257739Jy sigma=0.001488 ! 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=2.031 mas, bmaj=4.391 mas, bpa=13.51 degrees ! Estimated noise=785.759 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 = 0.0387326 Jy ! Component: 100 - total flux cleaned = 0.0608888 Jy ! Component: 150 - total flux cleaned = 0.0748717 Jy ! Component: 200 - total flux cleaned = 0.0840065 Jy ! Total flux subtracted in 200 components = 0.0840065 Jy ! Clean residual min=-0.012129 max=0.015976 Jy/beam ! Clean residual mean=0.001580 rms=0.004087 Jy/beam ! Combined flux in latest and established models = 0.704183 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 66 components and 0.704183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252721Jy sigma=0.001426 ! Fit after self-cal, rms=0.252225Jy sigma=0.001423 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* GG 1.00* HH 1.06 ! HN 0.96 KK 1.00* KP 1.08 LA 0.98 ! MA 1.83 MC 0.91 MK 1.00* NL 1.04 ! OV 1.03 PT 0.96 SC 1.03 TS 1.00* ! WF 1.03 WZ 0.95 ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00* GG 1.00* HH 1.00* ! HN 0.99 KK 1.07 KP 0.92 LA 0.90 ! MA 1.00* MC 1.00* MK 0.99 NL 0.91 ! OV 1.01 PT 0.93 SC 0.97 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* GG 1.00* HH 1.00 ! HN 0.99 KK 1.00* KP 1.22 LA 0.96 ! MA 1.40 MC 0.87 MK 1.00* NL 1.05 ! OV 1.07 PT 0.98 SC 1.00 TS 1.00* ! WF 0.99 WZ 0.97 ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00* GG 1.00* HH 1.00* ! HN 1.05 KK 0.94 KP 0.95 LA 0.86 ! MA 1.00* MC 1.00* MK 1.01 NL 0.94 ! OV 1.06 PT 0.90 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* GG 1.00* HH 1.02 ! HN 1.00 KK 1.00* KP 1.00 LA 0.94 ! MA 0.97 MC 1.23 MK 1.00* NL 0.98 ! OV 1.03 PT 0.98 SC 1.00 TS 1.00* ! WF 0.83 WZ 1.05 ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 0.96 KP 0.93 LA 0.91 ! MA 1.00* MC 1.00* MK 0.93 NL 0.96 ! OV 1.07 PT 0.94 SC 0.95 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* GG 1.00* HH 0.99 ! HN 0.98 KK 1.00* KP 1.01 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.10 ! OV 1.03 PT 0.86 SC 1.02 TS 1.00* ! WF 1.02 WZ 0.93 ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00* ! HN 1.07 KK 0.93 KP 0.93 LA 0.90 ! MA 1.00* MC 1.00* MK 0.97 NL 0.97 ! OV 1.06 PT 1.00 SC 0.92 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Fit before self-cal, rms=0.252225Jy sigma=0.001423 ! Fit after self-cal, rms=0.279811Jy sigma=0.001382 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.065 mas, bmaj=4.454 mas, bpa=13.23 degrees ! Estimated noise=791.802 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 (-9.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124452 Jy ! Component: 100 - total flux cleaned = 0.0170424 Jy ! Component: 150 - total flux cleaned = 0.0191607 Jy ! Component: 200 - total flux cleaned = 0.0206521 Jy ! Total flux subtracted in 200 components = 0.0206521 Jy ! Clean residual min=-0.007318 max=0.008769 Jy/beam ! Clean residual mean=0.000613 rms=0.001994 Jy/beam ! Combined flux in latest and established models = 0.724835 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 0.724835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279185Jy sigma=0.001375 ! Fit after self-cal, rms=0.279508Jy sigma=0.001374 ! 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=0.279508Jy sigma=0.001374 ! Fit after self-cal, rms=0.282390Jy sigma=0.001373 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.067 mas, bmaj=4.452 mas, bpa=13.36 degrees ! Estimated noise=790.924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00673821 Jy ! Component: 100 - total flux cleaned = 0.0090711 Jy ! Component: 150 - total flux cleaned = 0.0104298 Jy ! Component: 200 - total flux cleaned = 0.0112907 Jy ! Total flux subtracted in 200 components = 0.0112907 Jy ! Clean residual min=-0.006100 max=0.007815 Jy/beam ! Clean residual mean=0.000476 rms=0.001750 Jy/beam ! Combined flux in latest and established models = 0.736126 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 96 components and 0.736126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282156Jy sigma=0.001370 ! Fit after self-cal, rms=0.282135Jy sigma=0.001369 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 (-16.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00715142 Jy ! Component: 100 - total flux cleaned = 0.00904137 Jy ! Component: 150 - total flux cleaned = 0.0100034 Jy ! Component: 200 - total flux cleaned = 0.0107254 Jy ! Total flux subtracted in 200 components = 0.0107254 Jy ! Clean residual min=-0.005666 max=0.006415 Jy/beam ! Clean residual mean=0.000342 rms=0.001550 Jy/beam ! Combined flux in latest and established models = 0.746851 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 119 components and 0.746852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281903Jy sigma=0.001367 ! Fit after self-cal, rms=0.281897Jy sigma=0.001367 ! 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=0.281897Jy sigma=0.001367 ! Fit after self-cal, rms=0.282633Jy sigma=0.001366 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.071 mas, bmaj=4.455 mas, bpa=13.41 degrees ! Estimated noise=790.061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00485735 Jy ! Component: 100 - total flux cleaned = 0.00689924 Jy ! Component: 150 - total flux cleaned = 0.00811084 Jy ! Component: 200 - total flux cleaned = 0.00895664 Jy ! Total flux subtracted in 200 components = 0.00895664 Jy ! Clean residual min=-0.005590 max=0.005892 Jy/beam ! Clean residual mean=0.000223 rms=0.001375 Jy/beam ! Combined flux in latest and established models = 0.755808 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 129 components and 0.755808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282511Jy sigma=0.001365 ! Fit after self-cal, rms=0.282513Jy sigma=0.001365 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 = 0.0012636 Jy ! Component: 100 - total flux cleaned = 0.00205511 Jy ! Component: 150 - total flux cleaned = 0.00267494 Jy ! Component: 200 - total flux cleaned = 0.00323149 Jy ! Total flux subtracted in 200 components = 0.00323149 Jy ! Clean residual min=-0.005357 max=0.005697 Jy/beam ! Clean residual mean=0.000185 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 0.75904 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 0.75904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282449Jy sigma=0.001364 ! Fit after self-cal, rms=0.282443Jy sigma=0.001364 ! 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=0.282443Jy sigma=0.001364 ! Fit after self-cal, rms=0.282329Jy sigma=0.001364 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.198 mas, bmaj=12.06 mas, bpa=-3.252 degrees ! Estimated noise=1037.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00545204 Jy ! Component: 100 - total flux cleaned = 0.00695701 Jy ! Component: 150 - total flux cleaned = 0.00768202 Jy ! Component: 200 - total flux cleaned = 0.00798134 Jy ! Total flux subtracted in 200 components = 0.00798134 Jy ! Clean residual min=-0.004942 max=0.005812 Jy/beam ! Clean residual mean=0.000299 rms=0.001606 Jy/beam ! Combined flux in latest and established models = 0.767021 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 161 components and 0.767021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282293Jy sigma=0.001363 ! Fit after self-cal, rms=0.282289Jy sigma=0.001363 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 = 0.000998732 Jy ! Component: 100 - total flux cleaned = 0.00130819 Jy ! Component: 150 - total flux cleaned = 0.00137407 Jy ! Component: 200 - total flux cleaned = 0.00148852 Jy ! Total flux subtracted in 200 components = 0.00148852 Jy ! Clean residual min=-0.004726 max=0.006172 Jy/beam ! Clean residual mean=0.000253 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 0.76851 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 169 components and 0.76851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282271Jy sigma=0.001363 ! Fit after self-cal, rms=0.282262Jy sigma=0.001363 ! 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=2.073 mas, bmaj=4.457 mas, bpa=13.44 degrees ! Estimated noise=788.839 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.073 x 4.457 at 13.44 degrees (North through East) ! Clean map min=-0.0044541 max=0.33834 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 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=1.738 mas, bmaj=3.822 mas, bpa=11.03 degrees ! Estimated noise=1326.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.288549 Jy ! Component: 100 - total flux cleaned = 0.416577 Jy ! Component: 150 - total flux cleaned = 0.500849 Jy ! Component: 200 - total flux cleaned = 0.55812 Jy ! Total flux subtracted in 200 components = 0.55812 Jy ! Clean residual min=-0.012050 max=0.031390 Jy/beam ! Clean residual mean=0.000969 rms=0.004696 Jy/beam ! Combined flux in latest and established models = 0.558121 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.558121 Jy ! Inverting map and beam ! Estimated beam: bmin=2.073 mas, bmaj=4.457 mas, bpa=13.44 degrees ! Estimated noise=788.839 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 = 0.0600603 Jy ! Component: 100 - total flux cleaned = 0.0954756 Jy ! Component: 150 - total flux cleaned = 0.119638 Jy ! Component: 200 - total flux cleaned = 0.13754 Jy ! Total flux subtracted in 200 components = 0.13754 Jy ! Clean residual min=-0.006393 max=0.011398 Jy/beam ! Clean residual mean=0.001036 rms=0.002801 Jy/beam ! Combined flux in latest and established models = 0.69566 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 77 components and 0.69566 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=7.198 mas, bmaj=12.06 mas, bpa=-3.252 degrees ! Estimated noise=1037.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287081 Jy ! Component: 100 - total flux cleaned = 0.0446155 Jy ! Component: 150 - total flux cleaned = 0.0543363 Jy ! Component: 200 - total flux cleaned = 0.0605784 Jy ! Total flux subtracted in 200 components = 0.0605784 Jy ! Clean residual min=-0.005357 max=0.006484 Jy/beam ! Clean residual mean=0.000679 rms=0.001766 Jy/beam ! Combined flux in latest and established models = 0.756239 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 = 0.00404019 Jy ! Component: 100 - total flux cleaned = 0.00666605 Jy ! Component: 150 - total flux cleaned = 0.00837711 Jy ! Component: 200 - total flux cleaned = 0.00949676 Jy ! Total flux subtracted in 200 components = 0.00949676 Jy ! Clean residual min=-0.004872 max=0.006297 Jy/beam ! Clean residual mean=0.000349 rms=0.001519 Jy/beam ! Combined flux in latest and established models = 0.765735 Jy ! Adding 95 model components to the UV plane model. ! The established model now contains 163 components and 0.765735 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.073 mas, bmaj=4.457 mas, bpa=13.44 degrees ! Estimated noise=788.839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00185256 Jy ! Component: 100 - total flux cleaned = -0.00198144 Jy ! Component: 150 - total flux cleaned = -0.00175659 Jy ! Component: 200 - total flux cleaned = -0.00166014 Jy ! Total flux subtracted in 200 components = -0.00166014 Jy ! Clean residual min=-0.005457 max=0.005559 Jy/beam ! Clean residual mean=0.000153 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.764075 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 176 components and 0.764075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282325Jy sigma=0.001363 ! Fit after self-cal, rms=0.282211Jy sigma=0.001363 wmodel J0501-0159_S_2001_10_29_pus_map.mod ! Writing 176 model components to file: J0501-0159_S_2001_10_29_pus_map.mod wobs J0501-0159_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0501-0159_S_2001_10_29_pus_uvs.fits wwins J0501-0159_S_2001_10_29_pus_map.win ! wwins: Wrote 4 windows to J0501-0159_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 = 0.000897164 Jy ! Component: 100 - total flux cleaned = 0.00167759 Jy ! Component: 150 - total flux cleaned = 0.00257839 Jy ! Component: 200 - total flux cleaned = 0.0035889 Jy ! Component: 250 - total flux cleaned = 0.00425517 Jy ! Component: 300 - total flux cleaned = 0.00475189 Jy ! Component: 350 - total flux cleaned = 0.00523255 Jy ! Component: 400 - total flux cleaned = 0.00569841 Jy ! Component: 450 - total flux cleaned = 0.0059578 Jy ! Component: 500 - total flux cleaned = 0.00639992 Jy ! Component: 550 - total flux cleaned = 0.00652426 Jy ! Component: 600 - total flux cleaned = 0.00694784 Jy ! Component: 650 - total flux cleaned = 0.00700614 Jy ! Component: 700 - total flux cleaned = 0.00724136 Jy ! Component: 750 - total flux cleaned = 0.00747125 Jy ! Component: 800 - total flux cleaned = 0.00747104 Jy ! Component: 850 - total flux cleaned = 0.00758345 Jy ! Component: 900 - total flux cleaned = 0.00763853 Jy ! Component: 950 - total flux cleaned = 0.00774816 Jy ! Component: 1000 - total flux cleaned = 0.0079093 Jy ! Component: 1050 - total flux cleaned = 0.00801565 Jy ! Component: 1100 - total flux cleaned = 0.0082259 Jy ! Component: 1150 - total flux cleaned = 0.00843246 Jy ! Component: 1200 - total flux cleaned = 0.00853479 Jy ! Component: 1250 - total flux cleaned = 0.00863591 Jy ! Component: 1300 - total flux cleaned = 0.00878586 Jy ! Component: 1350 - total flux cleaned = 0.00898388 Jy ! Component: 1400 - total flux cleaned = 0.00913016 Jy ! Component: 1450 - total flux cleaned = 0.00922694 Jy ! Component: 1500 - total flux cleaned = 0.00951389 Jy ! Component: 1550 - total flux cleaned = 0.00960795 Jy ! Component: 1600 - total flux cleaned = 0.00970145 Jy ! Component: 1650 - total flux cleaned = 0.00988675 Jy ! Component: 1700 - total flux cleaned = 0.00988722 Jy ! Component: 1750 - total flux cleaned = 0.0100237 Jy ! Component: 1800 - total flux cleaned = 0.0101589 Jy ! Component: 1850 - total flux cleaned = 0.0101594 Jy ! Component: 1900 - total flux cleaned = 0.0102042 Jy ! Component: 1950 - total flux cleaned = 0.0104235 Jy ! Component: 2000 - total flux cleaned = 0.0105103 Jy ! Total flux subtracted in 2048 components = 0.0106821 Jy ! Clean residual min=-0.002529 max=0.002579 Jy/beam ! Clean residual mean=0.000048 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.774757 Jy keep ! Adding 124 model components to the UV plane model. ! The established model now contains 299 components and 0.774758 Jy ![Exited script file: muppet] wmap "J0501-0159_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.073 x 4.457 at 13.44 degrees (North through East) ! Clean map min=-0.0037754 max=0.34456 Jy/beam ! Writing clean map to FITS file: J0501-0159_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 0.344561 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000776335 device "J0501-0159_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.675934 0.675934 1.35187 2.70374 5.40747 10.8149 21.6299 43.2598 86.5195 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.344 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.073 x 4.457 at 13.44 degrees (North through East) ! Clean map min=-0.0037754 max=0.34456 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:14:48 2008