! Started logfile: J0958+4725_S_2003_07_09_pus_uvs.log on Sun Apr 7 21:50:42 2013 obs J0958+4725_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0958+4725_S_2003_07_09_pus_uva.fits ! AN table 1: 25 integrations on 171 of 171 possible baselines. ! AN table 2: 36 integrations on 171 of 171 possible baselines. ! AN table 3: 48 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.188529 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0958+4725 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1520 lines of history. ! ! Reading 14056 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 J0958+4725_S_2003_07_09_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 238 telescope corrections were flagged in sub-array 1. ! A total of 684 telescope corrections were flagged in sub-array 2. ! A total of 513 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 238 telescope corrections were flagged in sub-array 1. ! A total of 684 telescope corrections were flagged in sub-array 2. ! A total of 539 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 238 telescope corrections were flagged in sub-array 1. ! A total of 684 telescope corrections were flagged in sub-array 2. ! A total of 513 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 247 telescope corrections were flagged in sub-array 1. ! A total of 684 telescope corrections were flagged in sub-array 2. ! A total of 513 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.033722Jy sigma=0.007303 ! Fit after self-cal, rms=0.397491Jy sigma=0.002695 ! 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=2.29 mas, bmaj=2.513 mas, bpa=4.245 degrees ! Estimated noise=1339.05 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 = 0.890644 Jy ! Component: 100 - total flux cleaned = 1.08891 Jy ! Total flux subtracted in 100 components = 1.08891 Jy ! Clean residual min=-0.029431 max=0.068024 Jy/beam ! Clean residual mean=0.000346 rms=0.009553 Jy/beam ! Combined flux in latest and established models = 1.08891 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.08891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367923Jy sigma=0.002434 ! Fit after self-cal, rms=0.367892Jy sigma=0.002434 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0732412 Jy ! Component: 100 - total flux cleaned = 0.116008 Jy ! Total flux subtracted in 100 components = 0.116008 Jy ! Clean residual min=-0.030961 max=0.042767 Jy/beam ! Clean residual mean=0.000221 rms=0.008268 Jy/beam ! Combined flux in latest and established models = 1.20492 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 1.20492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352513Jy sigma=0.002275 ! Fit after self-cal, rms=0.352454Jy sigma=0.002275 ! 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=2.633 mas, bmaj=2.992 mas, bpa=6.258 degrees ! Estimated noise=854.097 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 (2, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0388013 Jy ! Component: 100 - total flux cleaned = 0.0536743 Jy ! Component: 150 - total flux cleaned = 0.0578891 Jy ! Component: 200 - total flux cleaned = 0.0609157 Jy ! Total flux subtracted in 200 components = 0.0609157 Jy ! Clean residual min=-0.026343 max=0.040588 Jy/beam ! Clean residual mean=0.000792 rms=0.007216 Jy/beam ! Combined flux in latest and established models = 1.26584 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 28 components and 1.26584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346432Jy sigma=0.002237 ! Fit after self-cal, rms=0.346017Jy sigma=0.002233 ! 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 1.15 GC 1.00* GG 1.00* ! HN 0.89 KP 0.83 LA 1.20 MA 1.00* ! MK 1.01 NL 0.99 NY 1.14 ON 1.00* ! OV 1.31 PT 1.05 SC 0.89 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.12 GC 1.02 GG 1.00* ! HN 0.96 KP 0.83 LA 1.14 MA 0.81 ! MK 1.01 NL 0.92 NY 1.16 ON 1.24 ! OV 1.24 PT 0.98 SC 0.81 TC 1.00* ! TS 1.13 WF 0.78 WZ 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 GC 1.00* GG 1.00* ! HN 1.02 KP 0.98 LA 1.14 MA 1.00* ! MK 1.13 NL 1.02 NY 0.89 ON 1.00* ! OV 1.30 PT 1.03 SC 0.88 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.04 GC 0.93 GG 1.00* ! HN 0.97 KP 0.90 LA 1.09 MA 1.00* ! MK 1.09 NL 0.95 NY 0.89 ON 1.09 ! OV 1.11 PT 0.96 SC 0.85 TC 1.00* ! TS 1.13 WF 0.91 WZ 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 0.99 GC 1.00* GG 1.00* ! HN 1.03 KP 0.95 LA 0.92 MA 1.00* ! MK 1.07 NL 1.04 NY 0.85 ON 1.00* ! OV 1.28 PT 1.06 SC 0.99 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 GC 1.14 GG 1.00* ! HN 0.96 KP 0.89 LA 0.88 MA 1.07 ! MK 1.03 NL 0.97 NY 0.87 ON 1.29 ! OV 1.05 PT 1.00 SC 0.94 TC 1.00* ! TS 1.15 WF 0.93 WZ 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.54 FD 0.89 GC 1.00* GG 1.00* ! HN 0.80 KP 0.94 LA 0.76 MA 1.00* ! MK 0.99 NL 0.97 NY 0.82 ON 1.00* ! OV 1.19 PT 1.01 SC 1.00 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 0.87 GC 1.18 GG 1.00* ! HN 1.02 KP 0.89 LA 0.72 MA 1.89 ! MK 0.98 NL 0.89 NY 0.83 ON 1.26 ! OV 0.93 PT 0.96 SC 0.93 TC 1.00* ! TS 1.12 WF 0.88 WZ 0.97 ! ! ! Fit before self-cal, rms=0.346017Jy sigma=0.002233 ! Fit after self-cal, rms=0.271551Jy sigma=0.001454 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.643 mas, bmaj=3.013 mas, bpa=4.968 degrees ! Estimated noise=852.517 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 = -0.00739315 Jy ! Component: 100 - total flux cleaned = -0.00643784 Jy ! Component: 150 - total flux cleaned = -0.00525989 Jy ! Component: 200 - total flux cleaned = -0.00430028 Jy ! Total flux subtracted in 200 components = -0.00430028 Jy ! Clean residual min=-0.006123 max=0.006425 Jy/beam ! Clean residual mean=0.000153 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 1.26154 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 1.26154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270977Jy sigma=0.001448 ! Fit after self-cal, rms=0.271183Jy sigma=0.001447 ! 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=0.271183Jy sigma=0.001447 ! Fit after self-cal, rms=0.271196Jy sigma=0.001446 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.643 mas, bmaj=3.014 mas, bpa=4.693 degrees ! Estimated noise=852.096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00454326 Jy ! Component: 100 - total flux cleaned = -0.00427149 Jy ! Component: 150 - total flux cleaned = -0.00414939 Jy ! Component: 200 - total flux cleaned = -0.00414738 Jy ! Total flux subtracted in 200 components = -0.00414738 Jy ! Clean residual min=-0.005993 max=0.006453 Jy/beam ! Clean residual mean=0.000149 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 1.25739 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 1.25739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270994Jy sigma=0.001444 ! Fit after self-cal, rms=0.270962Jy sigma=0.001444 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 (5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588425 Jy ! Component: 100 - total flux cleaned = 0.00705979 Jy ! Component: 150 - total flux cleaned = 0.00685893 Jy ! Component: 200 - total flux cleaned = 0.00685292 Jy ! Total flux subtracted in 200 components = 0.00685292 Jy ! Clean residual min=-0.005699 max=0.005669 Jy/beam ! Clean residual mean=0.000110 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 1.26424 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 58 components and 1.26424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270765Jy sigma=0.001442 ! Fit after self-cal, rms=0.270745Jy sigma=0.001442 ! 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=0.270745Jy sigma=0.001442 ! Fit after self-cal, rms=0.270667Jy sigma=0.001442 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.643 mas, bmaj=3.015 mas, bpa=4.352 degrees ! Estimated noise=852.272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480992 Jy ! Component: 100 - total flux cleaned = 0.000835322 Jy ! Component: 150 - total flux cleaned = 0.000924334 Jy ! Component: 200 - total flux cleaned = 0.00100964 Jy ! Total flux subtracted in 200 components = 0.00100964 Jy ! Clean residual min=-0.005538 max=0.005763 Jy/beam ! Clean residual mean=0.000095 rms=0.001316 Jy/beam ! Combined flux in latest and established models = 1.26525 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 62 components and 1.26525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270556Jy sigma=0.001441 ! Fit after self-cal, rms=0.270543Jy sigma=0.001440 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 (-62.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00326412 Jy ! Component: 100 - total flux cleaned = 0.00366124 Jy ! Component: 150 - total flux cleaned = 0.00422354 Jy ! Component: 200 - total flux cleaned = 0.004813 Jy ! Total flux subtracted in 200 components = 0.004813 Jy ! Clean residual min=-0.005589 max=0.005128 Jy/beam ! Clean residual mean=0.000083 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 1.27007 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 1.27007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270338Jy sigma=0.001439 ! Fit after self-cal, rms=0.270328Jy sigma=0.001439 ! 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=0.270328Jy sigma=0.001439 ! Fit after self-cal, rms=0.270276Jy sigma=0.001439 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.062 mas, bmaj=9.147 mas, bpa=22.26 degrees ! Estimated noise=1190.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141203 Jy ! Component: 100 - total flux cleaned = 0.00239801 Jy ! Component: 150 - total flux cleaned = 0.003113 Jy ! Component: 200 - total flux cleaned = 0.003634 Jy ! Total flux subtracted in 200 components = 0.003634 Jy ! Clean residual min=-0.004468 max=0.005586 Jy/beam ! Clean residual mean=0.000238 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 1.2737 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 1.2737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270239Jy sigma=0.001439 ! Fit after self-cal, rms=0.270228Jy sigma=0.001439 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 = 1.59871e-05 Jy ! Component: 100 - total flux cleaned = 0.000414985 Jy ! Component: 150 - total flux cleaned = 0.000559489 Jy ! Component: 200 - total flux cleaned = 0.000687668 Jy ! Total flux subtracted in 200 components = 0.000687668 Jy ! Clean residual min=-0.004414 max=0.005620 Jy/beam ! Clean residual mean=0.000233 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 1.27439 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 101 components and 1.27439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270218Jy sigma=0.001439 ! Fit after self-cal, rms=0.270215Jy sigma=0.001439 ! 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=2.644 mas, bmaj=3.016 mas, bpa=4.13 degrees ! Estimated noise=852.355 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.644 x 3.016 at 4.13 degrees (North through East) ! Clean map min=-0.006809 max=1.1521 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=0.270215Jy sigma=0.001439 ! Fit after self-cal, rms=0.257049Jy sigma=0.001292 ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=3.015 mas, bpa=4.224 degrees ! Estimated noise=851.322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000757506 Jy ! Component: 100 - total flux cleaned = -0.000946295 Jy ! Component: 150 - total flux cleaned = -0.00111575 Jy ! Component: 200 - total flux cleaned = -0.00126473 Jy ! Total flux subtracted in 200 components = -0.00126473 Jy ! Clean residual min=-0.004273 max=0.004542 Jy/beam ! Clean residual mean=0.000077 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 1.27312 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 113 components and 1.27312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256970Jy sigma=0.001292 ! Fit after self-cal, rms=0.256966Jy sigma=0.001292 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000233061 Jy ! Component: 100 - total flux cleaned = -0.000434432 Jy ! Component: 150 - total flux cleaned = -0.000369026 Jy ! Component: 200 - total flux cleaned = -0.00042886 Jy ! Total flux subtracted in 200 components = -0.00042886 Jy ! Clean residual min=-0.004325 max=0.004543 Jy/beam ! Clean residual mean=0.000080 rms=0.001134 Jy/beam ! Combined flux in latest and established models = 1.27269 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 122 components and 1.27269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256927Jy sigma=0.001291 ! Fit after self-cal, rms=0.256925Jy sigma=0.001291 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256925Jy sigma=0.001291 ! Fit after self-cal, rms=0.256775Jy sigma=0.001291 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=2.317 mas, bmaj=2.536 mas, bpa=3.44 degrees ! Estimated noise=1349.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.889949 Jy ! Component: 100 - total flux cleaned = 1.08505 Jy ! Component: 150 - total flux cleaned = 1.14707 Jy ! Component: 200 - total flux cleaned = 1.17823 Jy ! Total flux subtracted in 200 components = 1.17823 Jy ! Clean residual min=-0.008566 max=0.015732 Jy/beam ! Clean residual mean=0.000121 rms=0.002392 Jy/beam ! Combined flux in latest and established models = 1.17823 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.17823 Jy ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=3.016 mas, bpa=4.095 degrees ! Estimated noise=850.993 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 = 0.0252027 Jy ! Component: 100 - total flux cleaned = 0.0393487 Jy ! Component: 150 - total flux cleaned = 0.049217 Jy ! Component: 200 - total flux cleaned = 0.0569606 Jy ! Total flux subtracted in 200 components = 0.0569606 Jy ! Clean residual min=-0.005212 max=0.005545 Jy/beam ! Clean residual mean=0.000262 rms=0.001441 Jy/beam ! Combined flux in latest and established models = 1.23519 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 1.23519 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=7.058 mas, bmaj=9.157 mas, bpa=22.25 degrees ! Estimated noise=1188.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125201 Jy ! Component: 100 - total flux cleaned = 0.019746 Jy ! Component: 150 - total flux cleaned = 0.0248249 Jy ! Component: 200 - total flux cleaned = 0.0285529 Jy ! Total flux subtracted in 200 components = 0.0285529 Jy ! Clean residual min=-0.004900 max=0.005180 Jy/beam ! Clean residual mean=0.000392 rms=0.001543 Jy/beam ! Combined flux in latest and established models = 1.26375 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 = 0.00277887 Jy ! Component: 100 - total flux cleaned = 0.00410521 Jy ! Component: 150 - total flux cleaned = 0.00507236 Jy ! Component: 200 - total flux cleaned = 0.00589518 Jy ! Total flux subtracted in 200 components = 0.00589518 Jy ! Clean residual min=-0.005198 max=0.005504 Jy/beam ! Clean residual mean=0.000302 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 1.26964 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 109 components and 1.26964 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=3.016 mas, bpa=4.095 degrees ! Estimated noise=850.993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00208427 Jy ! Component: 100 - total flux cleaned = -0.00208298 Jy ! Component: 150 - total flux cleaned = -0.00193881 Jy ! Component: 200 - total flux cleaned = -0.00180615 Jy ! Total flux subtracted in 200 components = -0.00180615 Jy ! Clean residual min=-0.004759 max=0.004935 Jy/beam ! Clean residual mean=0.000102 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 1.26784 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 120 components and 1.26784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257043Jy sigma=0.001293 ! Fit after self-cal, rms=0.257028Jy sigma=0.001292 wmodel J0958+4725_S_2003_07_09_pus_map.mod ! Writing 120 model components to file: J0958+4725_S_2003_07_09_pus_map.mod wobs J0958+4725_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0958+4725_S_2003_07_09_pus_uvs.fits wwins J0958+4725_S_2003_07_09_pus_map.win ! wwins: Wrote 4 windows to J0958+4725_S_2003_07_09_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 = 0.00181412 Jy ! Component: 100 - total flux cleaned = 0.00236389 Jy ! Component: 150 - total flux cleaned = 0.00289219 Jy ! Component: 200 - total flux cleaned = 0.00340354 Jy ! Component: 250 - total flux cleaned = 0.00376048 Jy ! Component: 300 - total flux cleaned = 0.00431773 Jy ! Component: 350 - total flux cleaned = 0.00465856 Jy ! Component: 400 - total flux cleaned = 0.00492656 Jy ! Component: 450 - total flux cleaned = 0.00532075 Jy ! Component: 500 - total flux cleaned = 0.00570803 Jy ! Component: 550 - total flux cleaned = 0.00608969 Jy ! Component: 600 - total flux cleaned = 0.0065282 Jy ! Component: 650 - total flux cleaned = 0.00702121 Jy ! Component: 700 - total flux cleaned = 0.00726426 Jy ! Component: 750 - total flux cleaned = 0.00744467 Jy ! Component: 800 - total flux cleaned = 0.00785974 Jy ! Component: 850 - total flux cleaned = 0.00797658 Jy ! Component: 900 - total flux cleaned = 0.00826628 Jy ! Component: 950 - total flux cleaned = 0.00849518 Jy ! Component: 1000 - total flux cleaned = 0.00866561 Jy ! Component: 1050 - total flux cleaned = 0.00888935 Jy ! Component: 1100 - total flux cleaned = 0.00905529 Jy ! Component: 1150 - total flux cleaned = 0.00921981 Jy ! Component: 1200 - total flux cleaned = 0.00932806 Jy ! Component: 1250 - total flux cleaned = 0.0094897 Jy ! Component: 1300 - total flux cleaned = 0.00959602 Jy ! Component: 1350 - total flux cleaned = 0.00970206 Jy ! Component: 1400 - total flux cleaned = 0.00980743 Jy ! Component: 1450 - total flux cleaned = 0.00991152 Jy ! Component: 1500 - total flux cleaned = 0.00996338 Jy ! Component: 1550 - total flux cleaned = 0.0100661 Jy ! Component: 1600 - total flux cleaned = 0.0102186 Jy ! Component: 1650 - total flux cleaned = 0.0102185 Jy ! Component: 1700 - total flux cleaned = 0.0102686 Jy ! Component: 1750 - total flux cleaned = 0.0104177 Jy ! Component: 1800 - total flux cleaned = 0.0105164 Jy ! Component: 1850 - total flux cleaned = 0.0105652 Jy ! Component: 1900 - total flux cleaned = 0.0106142 Jy ! Component: 1950 - total flux cleaned = 0.0109519 Jy ! Component: 2000 - total flux cleaned = 0.0110947 Jy ! Total flux subtracted in 2048 components = 0.0110468 Jy ! Clean residual min=-0.003750 max=0.003523 Jy/beam ! Clean residual mean=0.000043 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 1.27888 Jy keep ! Adding 159 model components to the UV plane model. ! The established model now contains 279 components and 1.27888 Jy ![Exited script file: muppet] wmap "J0958+4725_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.644 x 3.016 at 4.095 degrees (North through East) ! Clean map min=-0.0044629 max=1.1521 Jy/beam ! Writing clean map to FITS file: J0958+4725_S_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.15207 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000892946 device "J0958+4725_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0958+4725_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.232524 0.232524 0.465047 0.930094 1.86019 3.72038 7.44076 14.8815 29.763 59.526 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.152 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.644 x 3.016 at 4.095 degrees (North through East) ! Clean map min=-0.0044629 max=1.1521 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0958+4725_S_2003_07_09_pus_uvs.log closed on Sun Apr 7 21:50:48 2013