! Started logfile: J0808+4950_S_2000_03_13_pus_uvs.log on Tue Apr 2 23:26:23 2013 obs J0808+4950_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0808+4950_S_2000_03_13_pus_uva.fits ! AN table 1: 265 integrations on 190 of 190 possible baselines. ! AN table 2: 130 integrations on 190 of 190 possible baselines. ! AN table 3: 143 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.184103 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0808+4950 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2251 lines of history. ! ! Reading 75276 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 J0808+4950_S_2000_03_13_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 3548 telescope corrections were flagged in sub-array 1. ! A total of 1626 telescope corrections were flagged in sub-array 2. ! A total of 2089 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3547 telescope corrections were flagged in sub-array 1. ! A total of 1626 telescope corrections were flagged in sub-array 2. ! A total of 2089 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3553 telescope corrections were flagged in sub-array 1. ! A total of 1625 telescope corrections were flagged in sub-array 2. ! A total of 2096 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3548 telescope corrections were flagged in sub-array 1. ! A total of 1626 telescope corrections were flagged in sub-array 2. ! A total of 2097 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.767099Jy sigma=0.005633 ! Fit after self-cal, rms=0.506986Jy sigma=0.003707 ! 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 mas, bmaj=2.424 mas, bpa=8.294 degrees ! Estimated noise=658.256 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 = 0.412392 Jy ! Component: 100 - total flux cleaned = 0.524593 Jy ! Total flux subtracted in 100 components = 0.524593 Jy ! Clean residual min=-0.009226 max=0.049540 Jy/beam ! Clean residual mean=0.000109 rms=0.002758 Jy/beam ! Combined flux in latest and established models = 0.524593 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.524593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278189Jy sigma=0.001683 ! Fit after self-cal, rms=0.277945Jy sigma=0.001682 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0538929 Jy ! Component: 100 - total flux cleaned = 0.0867507 Jy ! Total flux subtracted in 100 components = 0.0867507 Jy ! Clean residual min=-0.007714 max=0.018182 Jy/beam ! Clean residual mean=0.000059 rms=0.002015 Jy/beam ! Combined flux in latest and established models = 0.611343 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.611343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260083Jy sigma=0.001477 ! Fit after self-cal, rms=0.259883Jy sigma=0.001476 ! Inverting map ! Added new window around map position (0.5, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234842 Jy ! Component: 100 - total flux cleaned = 0.040263 Jy ! Total flux subtracted in 100 components = 0.040263 Jy ! Clean residual min=-0.007354 max=0.012200 Jy/beam ! Clean residual mean=0.000036 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 0.651607 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.651606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255359Jy sigma=0.001418 ! Fit after self-cal, rms=0.255258Jy sigma=0.001418 ! Inverting map ! Added new window around map position (-4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138842 Jy ! Component: 100 - total flux cleaned = 0.0244433 Jy ! Total flux subtracted in 100 components = 0.0244433 Jy ! Clean residual min=-0.007284 max=0.007914 Jy/beam ! Clean residual mean=0.000022 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 0.67605 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.67605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253510Jy sigma=0.001395 ! Fit after self-cal, rms=0.253453Jy sigma=0.001395 ! 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=2.33 mas, bmaj=2.848 mas, bpa=3.845 degrees ! Estimated noise=365.411 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 = 0.0207319 Jy ! Component: 100 - total flux cleaned = 0.0340186 Jy ! Component: 150 - total flux cleaned = 0.0431308 Jy ! Component: 200 - total flux cleaned = 0.0495748 Jy ! Total flux subtracted in 200 components = 0.0495748 Jy ! Clean residual min=-0.006382 max=0.009214 Jy/beam ! Clean residual mean=-0.000058 rms=0.001671 Jy/beam ! Combined flux in latest and established models = 0.725624 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 49 components and 0.725624 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251613Jy sigma=0.001368 ! Fit after self-cal, rms=0.251498Jy sigma=0.001368 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 GC 1.03 KP 1.04 ! LA 0.96 NL 0.96 OV 1.00 PT 0.94 ! SC 1.06 WF 0.95 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00 MK 1.00 NY 0.92 ! ON 0.83 TS 1.10 WZ 0.89 HN 1.08 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 GC 1.07 KP 0.93 ! LA 1.00 NL 1.05 OV 0.97 PT 0.99 ! SC 1.12 WF 1.08 HH 1.00* KK 1.00* ! MA 1.00* MC 0.99 MK 0.99 NY 1.08 ! ON 0.83 TS 1.01 WZ 0.93 HN 1.01 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.03 GC 1.10 KP 1.07 ! LA 1.01 NL 0.95 OV 1.12 PT 1.01 ! SC 0.98 WF 0.94 HH 1.00* KK 1.00* ! MA 1.00* MC 0.94 MK 1.00* NY 0.99 ! ON 0.83 TS 1.00* WZ 0.87 HN 1.01 ! ! ! Correcting IF 2. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 GC 1.04 KP 0.95 ! LA 0.97 NL 0.97 OV 0.99 PT 0.94 ! SC 1.06 WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 1.35 MK 1.01 NY 0.98 ! ON 0.86 TS 1.10 WZ 0.90 HN 1.04 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 GC 1.06 KP 0.95 ! LA 1.01 NL 1.03 OV 0.96 PT 0.99 ! SC 1.13 WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 0.96 MK 1.05 NY 1.08 ! ON 0.81 TS 1.04 WZ 0.93 HN 1.02 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00 GC 1.06 KP 1.02 ! LA 0.99 NL 0.97 OV 1.10 PT 1.02 ! SC 1.01 WF 1.04 HH 1.00* KK 1.00* ! MA 1.00* MC 1.28 MK 1.00* NY 1.00 ! ON 0.83 TS 1.00* WZ 0.86 HN 0.99 ! ! ! Correcting IF 3. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.93 GC 1.03 KP 1.01 ! LA 0.97 NL 0.95 OV 1.01 PT 0.92 ! SC 1.05 WF 1.19 HH 1.00* KK 1.00* ! MA 1.00* MC 1.15 MK 1.03 NY 1.01 ! ON 0.83 TS 1.11 WZ 0.90 HN 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 GC 1.08 KP 1.02 ! LA 1.02 NL 1.01 OV 0.99 PT 0.99 ! SC 1.12 WF 0.96 HH 1.00* KK 1.00* ! MA 1.00* MC 0.65 MK 1.01 NY 1.11 ! ON 0.87 TS 1.04 WZ 0.92 HN 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.98 GC 1.09 KP 1.10 ! LA 1.02 NL 0.95 OV 1.13 PT 0.95 ! SC 1.01 WF 1.00 HH 1.00* KK 1.00* ! MA 1.00* MC 1.21 MK 1.00* NY 1.02 ! ON 0.79 TS 1.00* WZ 0.87 HN 1.04 ! ! ! Correcting IF 4. ! A total of 225 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 GC 1.05 KP 0.99 ! LA 0.97 NL 0.95 OV 1.01 PT 0.99 ! SC 1.08 WF 1.05 HH 1.00* KK 1.00* ! MA 1.00* MC 1.07 MK 1.04 NY 0.99 ! ON 0.86 TS 1.12 WZ 0.90 HN 1.09 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 GC 1.09 KP 1.00 ! LA 1.00 NL 1.02 OV 0.98 PT 1.03 ! SC 1.13 WF 1.04 HH 1.00* KK 1.00* ! MA 1.00* MC 0.73 MK 1.01 NY 1.05 ! ON 0.87 TS 1.04 WZ 0.93 HN 1.04 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.01 GC 1.10 KP 1.09 ! LA 1.02 NL 0.97 OV 1.11 PT 0.81 ! SC 1.02 WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 0.91 MK 1.00* NY 0.98 ! ON 0.81 TS 1.00* WZ 0.89 HN 1.02 ! ! ! Fit before self-cal, rms=0.251498Jy sigma=0.001368 ! Fit after self-cal, rms=0.237210Jy sigma=0.001308 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.341 mas, bmaj=2.865 mas, bpa=1.077 degrees ! Estimated noise=369.4 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 = -0.00168991 Jy ! Component: 100 - total flux cleaned = -0.00263033 Jy ! Component: 150 - total flux cleaned = -0.00293322 Jy ! Component: 200 - total flux cleaned = -0.00312532 Jy ! Total flux subtracted in 200 components = -0.00312532 Jy ! Clean residual min=-0.003660 max=0.004459 Jy/beam ! Clean residual mean=-0.000020 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 0.722499 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.722499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237132Jy sigma=0.001307 ! Fit after self-cal, rms=0.237120Jy sigma=0.001307 ! 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=0.237120Jy sigma=0.001307 ! Fit after self-cal, rms=0.233313Jy sigma=0.001267 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.345 mas, bmaj=2.866 mas, bpa=1.412 degrees ! Estimated noise=370.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00117763 Jy ! Component: 100 - total flux cleaned = -0.00132227 Jy ! Component: 150 - total flux cleaned = -0.0013216 Jy ! Component: 200 - total flux cleaned = -0.00137774 Jy ! Total flux subtracted in 200 components = -0.00137774 Jy ! Clean residual min=-0.002518 max=0.002716 Jy/beam ! Clean residual mean=-0.000003 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.721121 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 0.721121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233268Jy sigma=0.001267 ! Fit after self-cal, rms=0.233281Jy sigma=0.001267 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 (3.5, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302509 Jy ! Component: 100 - total flux cleaned = 0.00358408 Jy ! Component: 150 - total flux cleaned = 0.0035827 Jy ! Component: 200 - total flux cleaned = 0.00363885 Jy ! Total flux subtracted in 200 components = 0.00363885 Jy ! Clean residual min=-0.002294 max=0.001857 Jy/beam ! Clean residual mean=-0.000018 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.72476 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.72476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233226Jy sigma=0.001266 ! Fit after self-cal, rms=0.233219Jy sigma=0.001266 ! 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=0.233219Jy sigma=0.001266 ! Fit after self-cal, rms=0.233070Jy sigma=0.001263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.346 mas, bmaj=2.864 mas, bpa=1.511 degrees ! Estimated noise=370.055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00069612 Jy ! Component: 100 - total flux cleaned = 0.000767385 Jy ! Component: 150 - total flux cleaned = 0.000821197 Jy ! Component: 200 - total flux cleaned = 0.000823042 Jy ! Total flux subtracted in 200 components = 0.000823042 Jy ! Clean residual min=-0.002393 max=0.002066 Jy/beam ! Clean residual mean=0.000002 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.725583 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 89 components and 0.725583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233034Jy sigma=0.001263 ! Fit after self-cal, rms=0.233030Jy sigma=0.001263 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 = 0.000231777 Jy ! Component: 100 - total flux cleaned = 0.000182233 Jy ! Component: 150 - total flux cleaned = 0.000135631 Jy ! Component: 200 - total flux cleaned = 0.000134946 Jy ! Total flux subtracted in 200 components = 0.000134946 Jy ! Clean residual min=-0.002116 max=0.001966 Jy/beam ! Clean residual mean=0.000002 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.725718 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 91 components and 0.725718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233011Jy sigma=0.001263 ! Fit after self-cal, rms=0.233010Jy sigma=0.001263 ! 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=0.233010Jy sigma=0.001263 ! Fit after self-cal, rms=0.233191Jy sigma=0.001263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.388 mas, bmaj=8.744 mas, bpa=39.24 degrees ! Estimated noise=565.054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.05152e-05 Jy ! Component: 100 - total flux cleaned = 0.000132794 Jy ! Component: 150 - total flux cleaned = 0.00025087 Jy ! Component: 200 - total flux cleaned = 0.000333405 Jy ! Total flux subtracted in 200 components = 0.000333405 Jy ! Clean residual min=-0.002242 max=0.001888 Jy/beam ! Clean residual mean=0.000012 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.726052 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 0.726052 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233192Jy sigma=0.001263 ! Fit after self-cal, rms=0.233190Jy sigma=0.001263 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 = -4.62433e-05 Jy ! Component: 100 - total flux cleaned = 1.33252e-05 Jy ! Component: 150 - total flux cleaned = 8.76866e-05 Jy ! Component: 200 - total flux cleaned = 0.00012984 Jy ! Total flux subtracted in 200 components = 0.00012984 Jy ! Clean residual min=-0.002226 max=0.001899 Jy/beam ! Clean residual mean=0.000010 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.726181 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 107 components and 0.726181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233194Jy sigma=0.001263 ! Fit after self-cal, rms=0.233194Jy sigma=0.001263 ! 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=2.347 mas, bmaj=2.864 mas, bpa=1.576 degrees ! Estimated noise=370.372 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.347 x 2.864 at 1.576 degrees (North through East) ! Clean map min=-0.0016519 max=0.55929 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=0.233194Jy sigma=0.001263 ! Fit after self-cal, rms=0.227602Jy sigma=0.001189 ! Inverting map and beam ! Estimated beam: bmin=2.346 mas, bmaj=2.865 mas, bpa=1.568 degrees ! Estimated noise=369.994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000981844 Jy ! Component: 100 - total flux cleaned = -0.00112262 Jy ! Component: 150 - total flux cleaned = -0.00112357 Jy ! Component: 200 - total flux cleaned = -0.00112328 Jy ! Total flux subtracted in 200 components = -0.00112328 Jy ! Clean residual min=-0.001844 max=0.001670 Jy/beam ! Clean residual mean=-0.000011 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.725058 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 110 components and 0.725058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227586Jy sigma=0.001188 ! Fit after self-cal, rms=0.227585Jy sigma=0.001188 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.8075e-05 Jy ! Component: 100 - total flux cleaned = 8.3308e-05 Jy ! Component: 150 - total flux cleaned = 0.000117273 Jy ! Component: 200 - total flux cleaned = 0.000116946 Jy ! Total flux subtracted in 200 components = 0.000116946 Jy ! Clean residual min=-0.001840 max=0.001662 Jy/beam ! Clean residual mean=-0.000012 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.725175 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 0.725175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227574Jy sigma=0.001188 ! Fit after self-cal, rms=0.227573Jy sigma=0.001188 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227573Jy sigma=0.001188 ! Fit after self-cal, rms=0.228139Jy sigma=0.001188 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=1.999 mas, bmaj=2.422 mas, bpa=8.923 degrees ! Estimated noise=657.943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.411906 Jy ! Component: 100 - total flux cleaned = 0.527743 Jy ! Component: 150 - total flux cleaned = 0.582691 Jy ! Component: 200 - total flux cleaned = 0.615683 Jy ! Total flux subtracted in 200 components = 0.615683 Jy ! Clean residual min=-0.004808 max=0.018014 Jy/beam ! Clean residual mean=0.000058 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.615683 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 0.615683 Jy ! Inverting map and beam ! Estimated beam: bmin=2.347 mas, bmaj=2.866 mas, bpa=1.594 degrees ! Estimated noise=370.056 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 = 0.039274 Jy ! Component: 100 - total flux cleaned = 0.0621236 Jy ! Component: 150 - total flux cleaned = 0.0760916 Jy ! Component: 200 - total flux cleaned = 0.0849511 Jy ! Total flux subtracted in 200 components = 0.0849511 Jy ! Clean residual min=-0.002047 max=0.005114 Jy/beam ! Clean residual mean=0.000093 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.700634 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 44 components and 0.700634 Jy ! Inverting map ! Added new window around map position (3, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00614421 Jy ! Component: 100 - total flux cleaned = 0.0105851 Jy ! Component: 150 - total flux cleaned = 0.0139328 Jy ! Component: 200 - total flux cleaned = 0.0165015 Jy ! Total flux subtracted in 200 components = 0.0165015 Jy ! Clean residual min=-0.001739 max=0.001811 Jy/beam ! Clean residual mean=0.000019 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.717135 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 63 components and 0.717136 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=8.393 mas, bmaj=8.75 mas, bpa=39.69 degrees ! Estimated noise=563.841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372486 Jy ! Component: 100 - total flux cleaned = 0.00545738 Jy ! Component: 150 - total flux cleaned = 0.00637795 Jy ! Component: 200 - total flux cleaned = 0.00688229 Jy ! Total flux subtracted in 200 components = 0.00688229 Jy ! Clean residual min=-0.002199 max=0.002017 Jy/beam ! Clean residual mean=-0.000041 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.724018 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 = 0.000165394 Jy ! Component: 100 - total flux cleaned = 0.000175416 Jy ! Component: 150 - total flux cleaned = 0.000184782 Jy ! Component: 200 - total flux cleaned = 0.000192868 Jy ! Total flux subtracted in 200 components = 0.000192868 Jy ! Clean residual min=-0.002204 max=0.002016 Jy/beam ! Clean residual mean=-0.000044 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.724211 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 107 components and 0.724211 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.347 mas, bmaj=2.866 mas, bpa=1.594 degrees ! Estimated noise=370.056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00083622 Jy ! Component: 100 - total flux cleaned = -0.000793915 Jy ! Component: 150 - total flux cleaned = -0.000637154 Jy ! Component: 200 - total flux cleaned = -0.000529562 Jy ! Total flux subtracted in 200 components = -0.000529562 Jy ! Clean residual min=-0.001771 max=0.001608 Jy/beam ! Clean residual mean=-0.000009 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.723681 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 115 components and 0.723681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228095Jy sigma=0.001188 ! Fit after self-cal, rms=0.228091Jy sigma=0.001188 wmodel J0808+4950_S_2000_03_13_pus_map.mod ! Writing 115 model components to file: J0808+4950_S_2000_03_13_pus_map.mod wobs J0808+4950_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0808+4950_S_2000_03_13_pus_uvs.fits wwins J0808+4950_S_2000_03_13_pus_map.win ! wwins: Wrote 5 windows to J0808+4950_S_2000_03_13_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 = -0.000106032 Jy ! Component: 100 - total flux cleaned = -0.000315865 Jy ! Component: 150 - total flux cleaned = -0.000548542 Jy ! Component: 200 - total flux cleaned = -0.00054838 Jy ! Component: 250 - total flux cleaned = -0.000576594 Jy ! Component: 300 - total flux cleaned = -0.000631795 Jy ! Component: 350 - total flux cleaned = -0.000739699 Jy ! Component: 400 - total flux cleaned = -0.000766123 Jy ! Component: 450 - total flux cleaned = -0.000818573 Jy ! Component: 500 - total flux cleaned = -0.000844563 Jy ! Component: 550 - total flux cleaned = -0.000895677 Jy ! Component: 600 - total flux cleaned = -0.000920875 Jy ! Component: 650 - total flux cleaned = -0.000920727 Jy ! Component: 700 - total flux cleaned = -0.000970598 Jy ! Component: 750 - total flux cleaned = -0.00102006 Jy ! Component: 800 - total flux cleaned = -0.00104439 Jy ! Component: 850 - total flux cleaned = -0.0009716 Jy ! Component: 900 - total flux cleaned = -0.00101984 Jy ! Component: 950 - total flux cleaned = -0.000971896 Jy ! Component: 1000 - total flux cleaned = -0.000995741 Jy ! Component: 1050 - total flux cleaned = -0.000972193 Jy ! Component: 1100 - total flux cleaned = -0.000925414 Jy ! Component: 1150 - total flux cleaned = -0.000995389 Jy ! Component: 1200 - total flux cleaned = -0.000972261 Jy ! Component: 1250 - total flux cleaned = -0.000995458 Jy ! Component: 1300 - total flux cleaned = -0.000995455 Jy ! Component: 1350 - total flux cleaned = -0.00104092 Jy ! Component: 1400 - total flux cleaned = -0.00104097 Jy ! Component: 1450 - total flux cleaned = -0.00113105 Jy ! Component: 1500 - total flux cleaned = -0.0010637 Jy ! Component: 1550 - total flux cleaned = -0.00117507 Jy ! Component: 1600 - total flux cleaned = -0.00108637 Jy ! Component: 1650 - total flux cleaned = -0.00121862 Jy ! Component: 1700 - total flux cleaned = -0.00124056 Jy ! Component: 1750 - total flux cleaned = -0.00128437 Jy ! Component: 1800 - total flux cleaned = -0.00126255 Jy ! Component: 1850 - total flux cleaned = -0.0013925 Jy ! Component: 1900 - total flux cleaned = -0.00130624 Jy ! Component: 1950 - total flux cleaned = -0.0013707 Jy ! Component: 2000 - total flux cleaned = -0.00139203 Jy ! Total flux subtracted in 2048 components = -0.00141329 Jy ! Clean residual min=-0.001102 max=0.001087 Jy/beam ! Clean residual mean=-0.000004 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.722268 Jy keep ! Adding 187 model components to the UV plane model. ! The established model now contains 302 components and 0.722268 Jy ![Exited script file: muppet] wmap "J0808+4950_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.347 x 2.866 at 1.594 degrees (North through East) ! Clean map min=-0.001465 max=0.55951 Jy/beam ! Writing clean map to FITS file: J0808+4950_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.559507 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000404511 device "J0808+4950_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0808+4950_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.216893 0.216893 0.433786 0.867572 1.73514 3.47029 6.94058 13.8812 27.7623 55.5246 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.559 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.347 x 2.866 at 1.594 degrees (North through East) ! Clean map min=-0.001465 max=0.55951 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0808+4950_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 23:26:44 2013