! Started logfile: J2148+0657_S_2007_12_05_pus_uvs.log on Sat Sep 11 19:05:10 2010 obs J2148+0657_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J2148+0657_S_2007_12_05_pus_uva.fits ! AN table 1: 18 integrations on 136 of 136 possible baselines. ! AN table 2: 72 integrations on 136 of 136 possible baselines. ! AN table 3: 251 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0517078 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2148+0657 ! ! 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 1682 lines of history. ! ! Reading 9592 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 = 1024 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 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 = 1024x1024 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 202 telescope corrections were flagged in sub-array 1. ! A total of 984 telescope corrections were flagged in sub-array 2. ! A total of 3665 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 202 telescope corrections were flagged in sub-array 1. ! A total of 984 telescope corrections were flagged in sub-array 2. ! A total of 3665 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 202 telescope corrections were flagged in sub-array 1. ! A total of 984 telescope corrections were flagged in sub-array 2. ! A total of 3665 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 221 telescope corrections were flagged in sub-array 1. ! A total of 984 telescope corrections were flagged in sub-array 2. ! A total of 3724 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.832695Jy sigma=0.015472 ! Fit after self-cal, rms=1.722126Jy sigma=0.014129 ! 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=2.081 mas, bmaj=2.617 mas, bpa=-0.913 degrees ! Estimated noise=1583.8 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 = 1.80681 Jy ! Component: 100 - total flux cleaned = 2.38268 Jy ! Total flux subtracted in 100 components = 2.38268 Jy ! Clean residual min=-0.075829 max=0.257533 Jy/beam ! Clean residual mean=0.000945 rms=0.021847 Jy/beam ! Combined flux in latest and established models = 2.38268 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 2.38268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673558Jy sigma=0.005363 ! Fit after self-cal, rms=0.672632Jy sigma=0.005362 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.286199 Jy ! Component: 100 - total flux cleaned = 0.439424 Jy ! Total flux subtracted in 100 components = 0.439424 Jy ! Clean residual min=-0.076284 max=0.124543 Jy/beam ! Clean residual mean=0.000740 rms=0.014618 Jy/beam ! Combined flux in latest and established models = 2.82211 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 2.82211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.481647Jy sigma=0.003540 ! Fit after self-cal, rms=0.480933Jy sigma=0.003537 ! Inverting map ! Added new window around map position (4.5, -6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129942 Jy ! Component: 100 - total flux cleaned = 0.211613 Jy ! Total flux subtracted in 100 components = 0.211613 Jy ! Clean residual min=-0.065232 max=0.082515 Jy/beam ! Clean residual mean=0.000655 rms=0.012601 Jy/beam ! Combined flux in latest and established models = 3.03372 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 3.03372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.430281Jy sigma=0.003008 ! Fit after self-cal, rms=0.427398Jy sigma=0.002978 ! 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=2.441 mas, bmaj=3.955 mas, bpa=2.855 degrees ! Estimated noise=1018.39 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 (2.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0939781 Jy ! Component: 100 - total flux cleaned = 0.145095 Jy ! Component: 150 - total flux cleaned = 0.157374 Jy ! Component: 200 - total flux cleaned = 0.159676 Jy ! Total flux subtracted in 200 components = 0.159676 Jy ! Clean residual min=-0.043778 max=0.075510 Jy/beam ! Clean residual mean=0.004248 rms=0.012523 Jy/beam ! Combined flux in latest and established models = 3.1934 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 45 components and 3.1934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.407875Jy sigma=0.002744 ! Fit after self-cal, rms=0.406589Jy sigma=0.002732 ! Inverting map ! Added new window around map position (22.5, -69). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0705952 Jy ! Component: 100 - total flux cleaned = 0.107729 Jy ! Component: 150 - total flux cleaned = 0.119555 Jy ! Component: 200 - total flux cleaned = 0.125592 Jy ! Total flux subtracted in 200 components = 0.125592 Jy ! Clean residual min=-0.044162 max=0.048416 Jy/beam ! Clean residual mean=-0.000437 rms=0.010320 Jy/beam ! Combined flux in latest and established models = 3.31899 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 74 components and 3.31899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.394405Jy sigma=0.002594 ! Fit after self-cal, rms=0.392891Jy sigma=0.002578 ! 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 1.00* FD 1.00* HH 1.09 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 1.06 OV 1.00* ! PT 1.00* SV 1.07 TS 1.00* WZ 0.96 ! ZC 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.11 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 0.99 MK 1.00* ! NL 0.90 NY 1.00* ON 1.00* OV 0.95 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.14 HH 1.04 HN 1.00* ! KB 0.99 KP 0.89 LA 1.04 MK 1.00* ! NL 1.00* NY 1.04 ON 1.24 OV 0.99 ! PT 1.09 SV 1.05 TS 0.99 WZ 1.01 ! ZC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.04 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 0.98 OV 1.00* ! PT 1.00* SV 1.07 TS 1.00* WZ 0.91 ! ZC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KP 1.08 LA 1.06 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.98 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.02 HH 1.03 HN 1.00* ! KB 1.05 KP 1.03 LA 1.13 MK 1.00* ! NL 1.00* NY 1.02 ON 1.04 OV 1.01 ! PT 1.08 SV 1.05 TS 0.98 WZ 0.96 ! ZC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.91 ON 0.94 OV 1.00* ! PT 1.00* SV 0.94 TS 1.00* WZ 0.98 ! ZC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KP 1.06 LA 0.97 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 1.01 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.16 FD 1.03 HH 0.93 HN 1.00* ! KB 1.02 KP 0.95 LA 1.02 MK 1.00* ! NL 1.00* NY 0.92 ON 1.00 OV 1.02 ! PT 1.11 SV 0.95 TS 0.92 WZ 1.00 ! ZC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.94 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 0.97 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.98 ! ZC 1.07 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KP 0.96 LA 0.97 MK 1.00* ! NL 0.87 NY 1.00* ON 1.00* OV 0.96 ! PT 0.90 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.04 HH 0.91 HN 1.00* ! KB 1.04 KP 0.90 LA 1.01 MK 1.00* ! NL 1.00* NY 0.92 ON 1.01 OV 1.00 ! PT 0.98 SV 1.00* TS 1.00 WZ 0.98 ! ZC 1.11 ! ! ! Fit before self-cal, rms=0.392891Jy sigma=0.002578 ! Fit after self-cal, rms=0.305309Jy sigma=0.001843 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.451 mas, bmaj=4.105 mas, bpa=1.425 degrees ! Estimated noise=1017.56 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 (24, -53.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309624 Jy ! Component: 100 - total flux cleaned = 0.0417516 Jy ! Component: 150 - total flux cleaned = 0.0504494 Jy ! Component: 200 - total flux cleaned = 0.0531278 Jy ! Total flux subtracted in 200 components = 0.0531278 Jy ! Clean residual min=-0.024459 max=0.021590 Jy/beam ! Clean residual mean=-0.002867 rms=0.005506 Jy/beam ! Combined flux in latest and established models = 3.37212 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 97 components and 3.37212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299740Jy sigma=0.001796 ! Fit after self-cal, rms=0.299182Jy sigma=0.001792 ! 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=0.299182Jy sigma=0.001792 ! Fit after self-cal, rms=0.275744Jy sigma=0.001583 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.46 mas, bmaj=4.099 mas, bpa=1.417 degrees ! Estimated noise=1016.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00792393 Jy ! Component: 100 - total flux cleaned = 0.0105871 Jy ! Component: 150 - total flux cleaned = 0.0134703 Jy ! Component: 200 - total flux cleaned = 0.0153554 Jy ! Total flux subtracted in 200 components = 0.0153554 Jy ! Clean residual min=-0.016426 max=0.013359 Jy/beam ! Clean residual mean=-0.001650 rms=0.003612 Jy/beam ! Combined flux in latest and established models = 3.38747 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 3.38747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274138Jy sigma=0.001570 ! Fit after self-cal, rms=0.274012Jy sigma=0.001569 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 = 0.00383099 Jy ! Component: 100 - total flux cleaned = 0.0052648 Jy ! Component: 150 - total flux cleaned = 0.00604439 Jy ! Component: 200 - total flux cleaned = 0.00652731 Jy ! Total flux subtracted in 200 components = 0.00652731 Jy ! Clean residual min=-0.016010 max=0.012666 Jy/beam ! Clean residual mean=-0.001881 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 3.394 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 3.394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273381Jy sigma=0.001565 ! Fit after self-cal, rms=0.273325Jy sigma=0.001564 ! 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=0.273325Jy sigma=0.001564 ! Fit after self-cal, rms=0.267680Jy sigma=0.001523 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.462 mas, bmaj=4.099 mas, bpa=1.434 degrees ! Estimated noise=1016.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0057826 Jy ! Component: 100 - total flux cleaned = 0.00828779 Jy ! Component: 150 - total flux cleaned = 0.010172 Jy ! Component: 200 - total flux cleaned = 0.0115913 Jy ! Total flux subtracted in 200 components = 0.0115913 Jy ! Clean residual min=-0.013354 max=0.010877 Jy/beam ! Clean residual mean=-0.000818 rms=0.002854 Jy/beam ! Combined flux in latest and established models = 3.40559 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 3.40559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266926Jy sigma=0.001517 ! Fit after self-cal, rms=0.266895Jy sigma=0.001517 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 = 0.00228397 Jy ! Component: 100 - total flux cleaned = 0.00337159 Jy ! Component: 150 - total flux cleaned = 0.00416375 Jy ! Component: 200 - total flux cleaned = 0.0049037 Jy ! Total flux subtracted in 200 components = 0.0049037 Jy ! Clean residual min=-0.012913 max=0.010254 Jy/beam ! Clean residual mean=-0.000992 rms=0.002795 Jy/beam ! Combined flux in latest and established models = 3.41049 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 3.41049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266525Jy sigma=0.001514 ! Fit after self-cal, rms=0.266496Jy sigma=0.001514 ! 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=0.266496Jy sigma=0.001514 ! Fit after self-cal, rms=0.266142Jy sigma=0.001513 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.03 mas, bmaj=14.17 mas, bpa=34.53 degrees ! Estimated noise=1227.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00946877 Jy ! Component: 100 - total flux cleaned = 0.0134991 Jy ! Component: 150 - total flux cleaned = 0.0147491 Jy ! Component: 200 - total flux cleaned = 0.0156628 Jy ! Total flux subtracted in 200 components = 0.0156628 Jy ! Clean residual min=-0.012628 max=0.010195 Jy/beam ! Clean residual mean=-0.001725 rms=0.003379 Jy/beam ! Combined flux in latest and established models = 3.42616 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 155 components and 3.42616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265944Jy sigma=0.001512 ! Fit after self-cal, rms=0.265922Jy sigma=0.001512 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 = 0.00176841 Jy ! Component: 100 - total flux cleaned = 0.00273436 Jy ! Component: 150 - total flux cleaned = 0.00332936 Jy ! Component: 200 - total flux cleaned = 0.00385523 Jy ! Total flux subtracted in 200 components = 0.00385523 Jy ! Clean residual min=-0.013103 max=0.009320 Jy/beam ! Clean residual mean=-0.001983 rms=0.003325 Jy/beam ! Combined flux in latest and established models = 3.43001 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 160 components and 3.43001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265923Jy sigma=0.001512 ! Fit after self-cal, rms=0.265895Jy sigma=0.001512 ! 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=2.464 mas, bmaj=4.099 mas, bpa=1.446 degrees ! Estimated noise=1015.9 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.464 x 4.099 at 1.446 degrees (North through East) ! Clean map min=-0.044544 max=2.4098 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=0.265895Jy sigma=0.001512 ! Fit after self-cal, rms=0.242177Jy sigma=0.001253 ! Inverting map and beam ! Estimated beam: bmin=2.467 mas, bmaj=4.102 mas, bpa=1.432 degrees ! Estimated noise=1015.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00164675 Jy ! Component: 100 - total flux cleaned = -0.00184463 Jy ! Component: 150 - total flux cleaned = -0.00203351 Jy ! Component: 200 - total flux cleaned = -0.00203 Jy ! Total flux subtracted in 200 components = -0.00203 Jy ! Clean residual min=-0.010473 max=0.010138 Jy/beam ! Clean residual mean=-0.000367 rms=0.002411 Jy/beam ! Combined flux in latest and established models = 3.42798 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 167 components and 3.42798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241808Jy sigma=0.001250 ! Fit after self-cal, rms=0.241808Jy sigma=0.001249 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000409351 Jy ! Component: 100 - total flux cleaned = 0.000417054 Jy ! Component: 150 - total flux cleaned = 0.000723569 Jy ! Component: 200 - total flux cleaned = 0.000861282 Jy ! Total flux subtracted in 200 components = 0.000861282 Jy ! Clean residual min=-0.010242 max=0.010007 Jy/beam ! Clean residual mean=-0.000397 rms=0.002382 Jy/beam ! Combined flux in latest and established models = 3.42884 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 173 components and 3.42884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241604Jy sigma=0.001248 ! Fit after self-cal, rms=0.241590Jy sigma=0.001248 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241590Jy sigma=0.001248 ! Fit after self-cal, rms=0.241429Jy sigma=0.001247 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=2.099 mas, bmaj=2.597 mas, bpa=-1.554 degrees ! Estimated noise=1598.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.8045 Jy ! Component: 100 - total flux cleaned = 2.36919 Jy ! Component: 150 - total flux cleaned = 2.65023 Jy ! Component: 200 - total flux cleaned = 2.81747 Jy ! Total flux subtracted in 200 components = 2.81747 Jy ! Clean residual min=-0.033576 max=0.090062 Jy/beam ! Clean residual mean=0.000729 rms=0.009306 Jy/beam ! Combined flux in latest and established models = 2.81747 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 29 model components to the UV plane model. ! The established model now contains 29 components and 2.81747 Jy ! Inverting map and beam ! Estimated beam: bmin=2.469 mas, bmaj=4.102 mas, bpa=1.44 degrees ! Estimated noise=1015.59 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 = 0.17109 Jy ! Component: 100 - total flux cleaned = 0.276174 Jy ! Component: 150 - total flux cleaned = 0.3517 Jy ! Component: 200 - total flux cleaned = 0.408607 Jy ! Total flux subtracted in 200 components = 0.408607 Jy ! Clean residual min=-0.012291 max=0.036196 Jy/beam ! Clean residual mean=0.006761 rms=0.005821 Jy/beam ! Combined flux in latest and established models = 3.22607 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 96 components and 3.22607 Jy ! Inverting map ! Added new window around map position (32, -44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0443598 Jy ! Component: 100 - total flux cleaned = 0.0789386 Jy ! Component: 150 - total flux cleaned = 0.106481 Jy ! Component: 200 - total flux cleaned = 0.12865 Jy ! Total flux subtracted in 200 components = 0.12865 Jy ! Clean residual min=-0.011082 max=0.017917 Jy/beam ! Clean residual mean=0.002290 rms=0.003275 Jy/beam ! Combined flux in latest and established models = 3.35472 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 148 components and 3.35472 Jy ! Inverting map ! Added new window around map position (-2, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0194915 Jy ! Component: 100 - total flux cleaned = 0.0301626 Jy ! Component: 150 - total flux cleaned = 0.0387932 Jy ! Component: 200 - total flux cleaned = 0.0453975 Jy ! Total flux subtracted in 200 components = 0.0453975 Jy ! Clean residual min=-0.011262 max=0.012551 Jy/beam ! Clean residual mean=0.000722 rms=0.002626 Jy/beam ! Combined flux in latest and established models = 3.40012 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 176 components and 3.40012 Jy ! Inverting map ! Added new window around map position (1.5, -34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0087462 Jy ! Component: 100 - total flux cleaned = 0.0125763 Jy ! Component: 150 - total flux cleaned = 0.0157092 Jy ! Component: 200 - total flux cleaned = 0.0185559 Jy ! Total flux subtracted in 200 components = 0.0185559 Jy ! Clean residual min=-0.009641 max=0.009713 Jy/beam ! Clean residual mean=0.000073 rms=0.002356 Jy/beam ! Combined flux in latest and established models = 3.41868 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 191 components and 3.41868 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=10.02 mas, bmaj=14.16 mas, bpa=34.52 degrees ! Estimated noise=1225.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106761 Jy ! Component: 100 - total flux cleaned = 0.0174247 Jy ! Component: 150 - total flux cleaned = 0.0200805 Jy ! Component: 200 - total flux cleaned = 0.0205933 Jy ! Total flux subtracted in 200 components = 0.0205933 Jy ! Clean residual min=-0.011046 max=0.008841 Jy/beam ! Clean residual mean=-0.001224 rms=0.002692 Jy/beam ! Combined flux in latest and established models = 3.43927 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 = 0.000453858 Jy ! Component: 100 - total flux cleaned = 0.000725625 Jy ! Component: 150 - total flux cleaned = 0.000851172 Jy ! Component: 200 - total flux cleaned = 0.00108168 Jy ! Total flux subtracted in 200 components = 0.00108168 Jy ! Clean residual min=-0.010809 max=0.008953 Jy/beam ! Clean residual mean=-0.001295 rms=0.002642 Jy/beam ! Combined flux in latest and established models = 3.44035 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 217 components and 3.44035 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.469 mas, bmaj=4.102 mas, bpa=1.44 degrees ! Estimated noise=1015.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.6133e-05 Jy ! Component: 100 - total flux cleaned = -0.00038466 Jy ! Component: 150 - total flux cleaned = -0.000388235 Jy ! Component: 200 - total flux cleaned = -0.000574148 Jy ! Total flux subtracted in 200 components = -0.000574148 Jy ! Clean residual min=-0.010303 max=0.009286 Jy/beam ! Clean residual mean=-0.000660 rms=0.002164 Jy/beam ! Combined flux in latest and established models = 3.43978 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 231 components and 3.43978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240592Jy sigma=0.001241 ! Fit after self-cal, rms=0.240280Jy sigma=0.001236 wmodel J2148+0657_S_2007_12_05_pus_map.mod ! Writing 231 model components to file: J2148+0657_S_2007_12_05_pus_map.mod wobs J2148+0657_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J2148+0657_S_2007_12_05_pus_uvs.fits wwins J2148+0657_S_2007_12_05_pus_map.win ! wwins: Wrote 8 windows to J2148+0657_S_2007_12_05_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=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00149369 Jy ! Component: 100 - total flux cleaned = -0.00417591 Jy ! Component: 150 - total flux cleaned = -0.00566506 Jy ! Component: 200 - total flux cleaned = -0.00652106 Jy ! Component: 250 - total flux cleaned = -0.00720845 Jy ! Component: 300 - total flux cleaned = -0.00800509 Jy ! Component: 350 - total flux cleaned = -0.00826169 Jy ! Component: 400 - total flux cleaned = -0.008512 Jy ! Component: 450 - total flux cleaned = -0.0086334 Jy ! Component: 500 - total flux cleaned = -0.00839142 Jy ! Component: 550 - total flux cleaned = -0.00827431 Jy ! Component: 600 - total flux cleaned = -0.00827386 Jy ! Component: 650 - total flux cleaned = -0.00804501 Jy ! Component: 700 - total flux cleaned = -0.00804565 Jy ! Component: 750 - total flux cleaned = -0.00793609 Jy ! Component: 800 - total flux cleaned = -0.00804533 Jy ! Component: 850 - total flux cleaned = -0.00793662 Jy ! Component: 900 - total flux cleaned = -0.00772396 Jy ! Component: 950 - total flux cleaned = -0.0075141 Jy ! Component: 1000 - total flux cleaned = -0.00761744 Jy ! Component: 1050 - total flux cleaned = -0.0074114 Jy ! Component: 1100 - total flux cleaned = -0.0072093 Jy ! Component: 1150 - total flux cleaned = -0.0071094 Jy ! Component: 1200 - total flux cleaned = -0.00691187 Jy ! Component: 1250 - total flux cleaned = -0.00681483 Jy ! Component: 1300 - total flux cleaned = -0.00671843 Jy ! Component: 1350 - total flux cleaned = -0.00671822 Jy ! Component: 1400 - total flux cleaned = -0.00662374 Jy ! Component: 1450 - total flux cleaned = -0.00652974 Jy ! Component: 1500 - total flux cleaned = -0.00643707 Jy ! Component: 1550 - total flux cleaned = -0.00625353 Jy ! Component: 1600 - total flux cleaned = -0.00634415 Jy ! Component: 1650 - total flux cleaned = -0.00616372 Jy ! Component: 1700 - total flux cleaned = -0.00607487 Jy ! Component: 1750 - total flux cleaned = -0.006075 Jy ! Component: 1800 - total flux cleaned = -0.00598742 Jy ! Component: 1850 - total flux cleaned = -0.00590069 Jy ! Component: 1900 - total flux cleaned = -0.00572924 Jy ! Component: 1950 - total flux cleaned = -0.00572957 Jy ! Component: 2000 - total flux cleaned = -0.00564533 Jy ! Component: 2050 - total flux cleaned = -0.005645 Jy ! Component: 2100 - total flux cleaned = -0.00547877 Jy ! Component: 2150 - total flux cleaned = -0.00547855 Jy ! Component: 2200 - total flux cleaned = -0.00531551 Jy ! Component: 2250 - total flux cleaned = -0.00539665 Jy ! Component: 2300 - total flux cleaned = -0.0052364 Jy ! Component: 2350 - total flux cleaned = -0.00531642 Jy ! Component: 2400 - total flux cleaned = -0.00523698 Jy ! Component: 2450 - total flux cleaned = -0.00507992 Jy ! Component: 2500 - total flux cleaned = -0.00500244 Jy ! Component: 2550 - total flux cleaned = -0.00507988 Jy ! Component: 2600 - total flux cleaned = -0.00500314 Jy ! Component: 2650 - total flux cleaned = -0.00485011 Jy ! Component: 2700 - total flux cleaned = -0.00477395 Jy ! Component: 2750 - total flux cleaned = -0.00462338 Jy ! Component: 2800 - total flux cleaned = -0.00454881 Jy ! Component: 2850 - total flux cleaned = -0.00447466 Jy ! Component: 2900 - total flux cleaned = -0.00432718 Jy ! Component: 2950 - total flux cleaned = -0.00432743 Jy ! Component: 3000 - total flux cleaned = -0.00432722 Jy ! Component: 3050 - total flux cleaned = -0.00418262 Jy ! Component: 3100 - total flux cleaned = -0.00425435 Jy ! Component: 3150 - total flux cleaned = -0.00411053 Jy ! Component: 3200 - total flux cleaned = -0.00396787 Jy ! Component: 3250 - total flux cleaned = -0.00389722 Jy ! Component: 3300 - total flux cleaned = -0.00389731 Jy ! Component: 3350 - total flux cleaned = -0.00389718 Jy ! Component: 3400 - total flux cleaned = -0.00382757 Jy ! Component: 3450 - total flux cleaned = -0.00382737 Jy ! Component: 3500 - total flux cleaned = -0.00382756 Jy ! Component: 3550 - total flux cleaned = -0.00375885 Jy ! Component: 3600 - total flux cleaned = -0.00375855 Jy ! Component: 3650 - total flux cleaned = -0.00355545 Jy ! Component: 3700 - total flux cleaned = -0.00362343 Jy ! Component: 3750 - total flux cleaned = -0.00362333 Jy ! Component: 3800 - total flux cleaned = -0.00348975 Jy ! Component: 3850 - total flux cleaned = -0.00342361 Jy ! Component: 3900 - total flux cleaned = -0.0034897 Jy ! Component: 3950 - total flux cleaned = -0.00348982 Jy ! Component: 4000 - total flux cleaned = -0.00342438 Jy ! Component: 4050 - total flux cleaned = -0.00335915 Jy ! Total flux subtracted in 4096 components = -0.00335882 Jy ! Clean residual min=-0.004246 max=0.003790 Jy/beam ! Clean residual mean=-0.000136 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 3.43642 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 541 components and 3.43642 Jy wmap "J2148+0657_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.469 x 4.102 at 1.44 degrees (North through East) ! Clean map min=-0.018094 max=2.4038 Jy/beam ! Writing clean map to FITS file: J2148+0657_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.40378 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00113572 device "J2148+0657_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2148+0657_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.141742 0.141742 0.283484 0.566967 1.13393 2.26787 4.53574 9.07147 18.1429 36.2859 72.5718 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0034 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.403 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.469 x 4.102 at 1.44 degrees (North through East) ! Clean map min=-0.018094 max=2.4038 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2148+0657_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2148+0657_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2148+0657_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 19:05:29 2010