! Started logfile: J1521+4336_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:54:58 2014 obs J1521+4336_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J1521+4336_X_2013_01_09_pus_uva.fits ! AN table 1: 199 integrations on 120 of 120 possible baselines. ! AN table 2: 158 integrations on 120 of 120 possible baselines. ! AN table 3: 38 integrations on 120 of 120 possible baselines. ! AN table 4: 60 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0484249 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1521+4336 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2998 lines of history. ! ! Reading 10576 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1521+4336_X_2013_01_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 = 256x256 pixels with 0.200x0.200 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 2480 telescope corrections were flagged in sub-array 1. ! A total of 2253 telescope corrections were flagged in sub-array 2. ! A total of 474 telescope corrections were flagged in sub-array 3. ! A total of 806 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2480 telescope corrections were flagged in sub-array 1. ! A total of 2253 telescope corrections were flagged in sub-array 2. ! A total of 474 telescope corrections were flagged in sub-array 3. ! A total of 806 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2480 telescope corrections were flagged in sub-array 1. ! A total of 2253 telescope corrections were flagged in sub-array 2. ! A total of 474 telescope corrections were flagged in sub-array 3. ! A total of 806 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2480 telescope corrections were flagged in sub-array 1. ! A total of 2253 telescope corrections were flagged in sub-array 2. ! A total of 474 telescope corrections were flagged in sub-array 3. ! A total of 806 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.703622Jy sigma=0.005981 ! Fit after self-cal, rms=0.607063Jy sigma=0.005380 ! 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 ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.5772 mas, bmaj=0.9123 mas, bpa=-4.012 degrees ! Estimated noise=1400.59 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 = 0.320838 Jy ! Component: 100 - total flux cleaned = 0.397685 Jy ! Total flux subtracted in 100 components = 0.397685 Jy ! Clean residual min=-0.020568 max=0.032750 Jy/beam ! Clean residual mean=0.000618 rms=0.006580 Jy/beam ! Combined flux in latest and established models = 0.397685 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.397685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194882Jy sigma=0.001469 ! Fit after self-cal, rms=0.194831Jy sigma=0.001469 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec 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 ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.7416 mas, bmaj=0.9907 mas, bpa=-4.976 degrees ! Estimated noise=878.516 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 = 0.044595 Jy ! Component: 100 - total flux cleaned = 0.0710083 Jy ! Component: 150 - total flux cleaned = 0.0883353 Jy ! Component: 200 - total flux cleaned = 0.100204 Jy ! Total flux subtracted in 200 components = 0.100204 Jy ! Clean residual min=-0.013893 max=0.018341 Jy/beam ! Clean residual mean=-0.000155 rms=0.004461 Jy/beam ! Combined flux in latest and established models = 0.497889 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.497889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185477Jy sigma=0.001344 ! Fit after self-cal, rms=0.185131Jy sigma=0.001343 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 267 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.09 HH 1.00* HN 1.02 ! KP 0.73 LA 0.96 MC 1.00* MK 0.90 ! NL 0.84 NY 0.86 OV 0.92 PT 0.95 ! SC 0.97 TS 1.18 WF 0.89 WZ 1.10 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 0.98 ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 0.88 OV 1.00* PT 1.00* ! SC 1.00* TS 1.22 WF 0.98 WZ 1.07 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00* HH 1.00* HN 1.01 ! KP 0.73 LA 1.00* MC 1.00* MK 1.00* ! NL 0.84 NY 1.00* OV 0.97 PT 0.97 ! SC 1.00* TS 1.00* WF 0.88 WZ 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.00* HH 1.00* HN 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 0.94 ! NL 1.00* NY 0.93 OV 1.00* PT 1.00* ! SC 1.00* TS 1.17 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 267 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.19 HH 1.00* HN 1.08 ! KP 0.71 LA 0.97 MC 1.00* MK 0.96 ! NL 0.97 NY 0.83 OV 0.93 PT 1.04 ! SC 1.08 TS 1.06 WF 0.96 WZ 1.02 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.07 ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 0.90 OV 1.00* PT 1.00* ! SC 1.00* TS 1.03 WF 1.05 WZ 1.09 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00* HH 1.00* HN 1.11 ! KP 0.71 LA 1.00* MC 1.00* MK 1.00* ! NL 0.92 NY 1.00* OV 0.95 PT 1.04 ! SC 1.00* TS 1.00* WF 0.95 WZ 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.00* HH 1.00* HN 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 0.95 ! NL 1.00* NY 0.89 OV 1.00* PT 1.00* ! SC 1.00* TS 1.05 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 267 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.18 HH 1.00* HN 1.06 ! KP 0.61 LA 0.97 MC 1.00* MK 0.95 ! NL 0.91 NY 0.95 OV 0.93 PT 0.93 ! SC 1.00 TS 0.98 WF 0.97 WZ 1.03 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 0.94 ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 0.95 OV 1.00* PT 1.00* ! SC 1.00* TS 0.98 WF 1.04 WZ 1.07 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* HH 1.00* HN 1.03 ! KP 0.61 LA 1.00* MC 1.00* MK 1.00* ! NL 0.90 NY 1.00* OV 0.98 PT 0.97 ! SC 1.00* TS 1.00* WF 1.07 WZ 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00* HH 1.00* HN 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 0.89 ! NL 1.00* NY 0.96 OV 1.00* PT 1.00* ! SC 1.00* TS 0.97 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 267 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.39 HH 1.00* HN 1.08 ! KP 0.66 LA 1.03 MC 1.00* MK 0.97 ! NL 0.93 NY 0.93 OV 0.99 PT 1.04 ! SC 1.12 TS 1.23 WF 1.05 WZ 1.14 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.01 ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 0.97 OV 1.00* PT 1.00* ! SC 1.00* TS 1.17 WF 1.09 WZ 1.15 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 1.00* HH 1.00* HN 1.09 ! KP 0.67 LA 1.00* MC 1.00* MK 1.00* ! NL 0.92 NY 1.00* OV 1.04 PT 1.08 ! SC 1.00* TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 1.00* HH 1.00* HN 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 0.90 ! NL 1.00* NY 1.00 OV 1.00* PT 1.00* ! SC 1.00* TS 1.20 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.185131Jy sigma=0.001343 ! Fit after self-cal, rms=0.179023Jy sigma=0.001180 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.7468 mas, bmaj=1.046 mas, bpa=-7.757 degrees ! Estimated noise=941.028 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 = -0.00921951 Jy ! Component: 100 - total flux cleaned = -0.0141429 Jy ! Component: 150 - total flux cleaned = -0.0164554 Jy ! Component: 200 - total flux cleaned = -0.0171623 Jy ! Total flux subtracted in 200 components = -0.0171623 Jy ! Clean residual min=-0.009654 max=0.011330 Jy/beam ! Clean residual mean=0.000305 rms=0.002710 Jy/beam ! Combined flux in latest and established models = 0.480727 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.480727 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178228Jy sigma=0.001176 ! Fit after self-cal, rms=0.178584Jy sigma=0.001175 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec 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=0.178584Jy sigma=0.001175 ! Fit after self-cal, rms=0.206516Jy sigma=0.001114 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.7478 mas, bmaj=1.044 mas, bpa=-8.461 degrees ! Estimated noise=938.976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00173913 Jy ! Component: 100 - total flux cleaned = -0.00167661 Jy ! Component: 150 - total flux cleaned = -0.00161879 Jy ! Component: 200 - total flux cleaned = -0.0015279 Jy ! Total flux subtracted in 200 components = -0.0015279 Jy ! Clean residual min=-0.004594 max=0.005403 Jy/beam ! Clean residual mean=0.000083 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.479199 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.479199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206466Jy sigma=0.001114 ! Fit after self-cal, rms=0.206524Jy sigma=0.001114 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec 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 = 0.000171959 Jy ! Component: 100 - total flux cleaned = 0.000170223 Jy ! Component: 150 - total flux cleaned = 0.000168345 Jy ! Component: 200 - total flux cleaned = 0.000167703 Jy ! Total flux subtracted in 200 components = 0.000167703 Jy ! Clean residual min=-0.004581 max=0.005224 Jy/beam ! Clean residual mean=0.000074 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.479367 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.479367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206519Jy sigma=0.001113 ! Fit after self-cal, rms=0.206513Jy sigma=0.001113 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec 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=0.206513Jy sigma=0.001113 ! Fit after self-cal, rms=0.206554Jy sigma=0.001112 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.7497 mas, bmaj=1.044 mas, bpa=-8.911 degrees ! Estimated noise=939.275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131613 Jy ! Component: 100 - total flux cleaned = -0.00125939 Jy ! Component: 150 - total flux cleaned = -0.00116928 Jy ! Component: 200 - total flux cleaned = -0.00108812 Jy ! Total flux subtracted in 200 components = -0.00108812 Jy ! Clean residual min=-0.004216 max=0.005011 Jy/beam ! Clean residual mean=0.000100 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.478279 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.478279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206526Jy sigma=0.001111 ! Fit after self-cal, rms=0.206534Jy sigma=0.001111 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec 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 = -5.49066e-06 Jy ! Component: 100 - total flux cleaned = 6.44107e-05 Jy ! Component: 150 - total flux cleaned = 0.000130156 Jy ! Component: 200 - total flux cleaned = 0.000130699 Jy ! Total flux subtracted in 200 components = 0.000130699 Jy ! Clean residual min=-0.004210 max=0.004958 Jy/beam ! Clean residual mean=0.000094 rms=0.001221 Jy/beam ! Combined flux in latest and established models = 0.478409 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.478409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206523Jy sigma=0.001111 ! Fit after self-cal, rms=0.206520Jy sigma=0.001111 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.206520Jy sigma=0.001111 ! Fit after self-cal, rms=0.206384Jy sigma=0.001111 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=1.862 mas, bmaj=3.263 mas, bpa=-62.01 degrees ! Estimated noise=1389.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148112 Jy ! Component: 100 - total flux cleaned = 0.00147142 Jy ! Component: 150 - total flux cleaned = 0.00146512 Jy ! Component: 200 - total flux cleaned = 0.0016068 Jy ! Total flux subtracted in 200 components = 0.0016068 Jy ! Clean residual min=-0.004019 max=0.005254 Jy/beam ! Clean residual mean=0.000084 rms=0.001584 Jy/beam ! Combined flux in latest and established models = 0.480016 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.480016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206451Jy sigma=0.001111 ! Fit after self-cal, rms=0.206429Jy sigma=0.001111 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec 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 = 0.000486975 Jy ! Component: 100 - total flux cleaned = 0.000491559 Jy ! Component: 150 - total flux cleaned = 0.00049384 Jy ! Component: 200 - total flux cleaned = 0.000582194 Jy ! Total flux subtracted in 200 components = 0.000582194 Jy ! Clean residual min=-0.004156 max=0.005120 Jy/beam ! Clean residual mean=0.000034 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 0.480598 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 35 components and 0.480598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206497Jy sigma=0.001112 ! Fit after self-cal, rms=0.206487Jy sigma=0.001112 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec 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 ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.7512 mas, bmaj=1.044 mas, bpa=-9.205 degrees ! Estimated noise=939.078 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7512 x 1.044 at -9.205 degrees (North through East) ! Clean map min=-0.0044809 max=0.4235 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.5753 mas, bmaj=0.9608 mas, bpa=-8.455 degrees ! Estimated noise=1340.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.324109 Jy ! Component: 100 - total flux cleaned = 0.396453 Jy ! Component: 150 - total flux cleaned = 0.423271 Jy ! Component: 200 - total flux cleaned = 0.439594 Jy ! Total flux subtracted in 200 components = 0.439594 Jy ! Clean residual min=-0.006537 max=0.010068 Jy/beam ! Clean residual mean=0.000173 rms=0.001868 Jy/beam ! Combined flux in latest and established models = 0.439594 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.439594 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.7512 mas, bmaj=1.044 mas, bpa=-9.205 degrees ! Estimated noise=939.078 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) ! Added new window around map position (0, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160236 Jy ! Component: 100 - total flux cleaned = 0.0251526 Jy ! Component: 150 - total flux cleaned = 0.0309458 Jy ! Component: 200 - total flux cleaned = 0.0349537 Jy ! Total flux subtracted in 200 components = 0.0349537 Jy ! Clean residual min=-0.003981 max=0.004331 Jy/beam ! Clean residual mean=0.000176 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.474547 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.474547 Jy ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=1.862 mas, bmaj=3.263 mas, bpa=-62.01 degrees ! Estimated noise=1389.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513749 Jy ! Component: 100 - total flux cleaned = 0.00775533 Jy ! Component: 150 - total flux cleaned = 0.00918421 Jy ! Component: 200 - total flux cleaned = 0.00958957 Jy ! Total flux subtracted in 200 components = 0.00958957 Jy ! Clean residual min=-0.004227 max=0.003687 Jy/beam ! Clean residual mean=-0.000324 rms=0.001202 Jy/beam ! Combined flux in latest and established models = 0.484137 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 = 9.11517e-05 Jy ! Component: 100 - total flux cleaned = 0.000203142 Jy ! Component: 150 - total flux cleaned = 0.000279771 Jy ! Component: 200 - total flux cleaned = 0.000373234 Jy ! Total flux subtracted in 200 components = 0.000373234 Jy ! Clean residual min=-0.004247 max=0.003628 Jy/beam ! Clean residual mean=-0.000362 rms=0.001187 Jy/beam ! Combined flux in latest and established models = 0.48451 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.48451 Jy ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! Estimated beam: bmin=0.7512 mas, bmaj=1.044 mas, bpa=-9.205 degrees ! Estimated noise=939.078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124889 Jy ! Component: 100 - total flux cleaned = -0.00164252 Jy ! Component: 150 - total flux cleaned = -0.00178049 Jy ! Component: 200 - total flux cleaned = -0.00172151 Jy ! Total flux subtracted in 200 components = -0.00172151 Jy ! Clean residual min=-0.004067 max=0.003719 Jy/beam ! Clean residual mean=-0.000063 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.482789 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 0.482789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206232Jy sigma=0.001109 ! Fit after self-cal, rms=0.206184Jy sigma=0.001108 wmodel J1521+4336_X_2013_01_09_pus_map.mod ! Writing 55 model components to file: J1521+4336_X_2013_01_09_pus_map.mod wobs J1521+4336_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J1521+4336_X_2013_01_09_pus_uvs.fits wwins J1521+4336_X_2013_01_09_pus_map.win ! wwins: Wrote 2 windows to J1521+4336_X_2013_01_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000512959 Jy ! Component: 100 - total flux cleaned = -0.000754586 Jy ! Component: 150 - total flux cleaned = -0.000644177 Jy ! Component: 200 - total flux cleaned = -0.000429752 Jy ! Component: 250 - total flux cleaned = -0.000275493 Jy ! Component: 300 - total flux cleaned = -2.93444e-05 Jy ! Component: 350 - total flux cleaned = 0.000112325 Jy ! Component: 400 - total flux cleaned = 0.000295766 Jy ! Component: 450 - total flux cleaned = 0.000384451 Jy ! Component: 500 - total flux cleaned = 0.000515331 Jy ! Component: 550 - total flux cleaned = 0.000600793 Jy ! Component: 600 - total flux cleaned = 0.000684837 Jy ! Component: 650 - total flux cleaned = 0.000726279 Jy ! Component: 700 - total flux cleaned = 0.000766781 Jy ! Component: 750 - total flux cleaned = 0.000767004 Jy ! Component: 800 - total flux cleaned = 0.000766994 Jy ! Component: 850 - total flux cleaned = 0.000728953 Jy ! Component: 900 - total flux cleaned = 0.000766442 Jy ! Component: 950 - total flux cleaned = 0.000693262 Jy ! Component: 1000 - total flux cleaned = 0.00072985 Jy ! Total flux subtracted in 1024 components = 0.000658158 Jy ! Clean residual min=-0.002252 max=0.001909 Jy/beam ! Clean residual mean=-0.000078 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.483447 Jy keep ! Adding 82 model components to the UV plane model. ! The established model now contains 137 components and 0.483447 Jy ![Exited script file: muppet] wmap "J1521+4336_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7512 x 1.044 at -9.205 degrees (North through East) ! Clean map min=-0.0030033 max=0.42492 Jy/beam ! Writing clean map to FITS file: J1521+4336_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.424919 invert ! Inverting map ! Your choice of large map pixels excluded 5.19% of the data. ! The x-axis pixel size should ideally be below 0.1571 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000703242 device "J1521+4336_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1521+4336_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.496501 0.496501 0.993001 1.986 3.972 7.94401 15.888 31.776 63.5521 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.424 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7512 x 1.044 at -9.205 degrees (North through East) ! Clean map min=-0.0030033 max=0.42492 Jy/beam quit ! Quitting program ! Log file J1521+4336_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:55:01 2014