! Started logfile: J1454-3747_X_2001_10_29_pus_uvs.log on Mon Feb 25 16:17:30 2008 obs J1454-3747_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J1454-3747_X_2001_10_29_pus_uva.fits ! AN table 1: 87 integrations on 153 of 153 possible baselines. ! AN table 2: 9 integrations on 153 of 153 possible baselines. ! AN table 3: 25 integrations on 153 of 153 possible baselines. ! AN table 4: 53 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0336939 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 1970 lines of history. ! ! Reading 3588 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 J1454-3747_X_2001_10_29_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 1527 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 429 telescope corrections were flagged in sub-array 3. ! A total of 656 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1527 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 429 telescope corrections were flagged in sub-array 3. ! A total of 656 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1527 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 429 telescope corrections were flagged in sub-array 3. ! A total of 656 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1527 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 429 telescope corrections were flagged in sub-array 3. ! A total of 656 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.704647Jy sigma=0.014873 ! Fit after self-cal, rms=0.713618Jy sigma=0.006539 ! 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 0.568% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.6471 mas, bmaj=1.896 mas, bpa=-4.278 degrees ! Estimated noise=3492.46 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 = 1.09671 Jy ! Component: 100 - total flux cleaned = 1.44645 Jy ! Total flux subtracted in 100 components = 1.44645 Jy ! Clean residual min=-0.083283 max=0.149020 Jy/beam ! Clean residual mean=0.001854 rms=0.033127 Jy/beam ! Combined flux in latest and established models = 1.44645 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.44645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.341587Jy sigma=0.003163 ! Fit after self-cal, rms=0.341389Jy sigma=0.003160 ! Inverting map ! Your choice of large map pixels excluded 0.568% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.568% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.9561 mas, bmaj=2.905 mas, bpa=11.97 degrees ! Estimated noise=1447.33 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 = 0.223448 Jy ! Component: 100 - total flux cleaned = 0.291217 Jy ! Component: 150 - total flux cleaned = 0.317385 Jy ! Component: 200 - total flux cleaned = 0.319737 Jy ! Total flux subtracted in 200 components = 0.319737 Jy ! Clean residual min=-0.039685 max=0.091755 Jy/beam ! Clean residual mean=0.002924 rms=0.024501 Jy/beam ! Combined flux in latest and established models = 1.76619 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 1.76619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205172Jy sigma=0.001723 ! Fit after self-cal, rms=0.204986Jy sigma=0.001722 ! Inverting map ! Your choice of large map pixels excluded 0.568% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.97 LA 0.97 ! MA 1.00* MC 1.00* MK 0.93 NL 1.17 ! OV 0.99 PT 0.96 SC 0.99 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.95 ! MA 1.00* MC 1.00* MK 0.92 NL 1.12 ! OV 0.99 PT 0.93 SC 0.96 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.99 ! MA 1.00* MC 1.00* MK 0.97 NL 1.16 ! OV 0.98 PT 0.97 SC 0.99 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 0.97 ! MA 1.00* MC 1.00* MK 1.01 NL 1.18 ! OV 0.97 PT 0.96 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.204986Jy sigma=0.001722 ! Fit after self-cal, rms=0.151195Jy sigma=0.001245 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.9594 mas, bmaj=2.86 mas, bpa=12.73 degrees ! Estimated noise=1469.69 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 = -0.000841307 Jy ! Component: 100 - total flux cleaned = -0.000339488 Jy ! Component: 150 - total flux cleaned = 0.000130607 Jy ! Component: 200 - total flux cleaned = 0.000350447 Jy ! Total flux subtracted in 200 components = 0.000350447 Jy ! Clean residual min=-0.016922 max=0.030933 Jy/beam ! Clean residual mean=0.000893 rms=0.007504 Jy/beam ! Combined flux in latest and established models = 1.76654 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 1.76654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150138Jy sigma=0.001238 ! Fit after self-cal, rms=0.150277Jy sigma=0.001238 ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.150277Jy sigma=0.001238 ! Fit after self-cal, rms=0.150681Jy sigma=0.001237 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.9607 mas, bmaj=2.863 mas, bpa=12.72 degrees ! Estimated noise=1471.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00039998 Jy ! Component: 100 - total flux cleaned = 3.58841e-05 Jy ! Component: 150 - total flux cleaned = 0.000240054 Jy ! Component: 200 - total flux cleaned = 0.000240676 Jy ! Total flux subtracted in 200 components = 0.000240676 Jy ! Clean residual min=-0.016795 max=0.029899 Jy/beam ! Clean residual mean=0.000904 rms=0.007402 Jy/beam ! Combined flux in latest and established models = 1.76678 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 1.76678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149839Jy sigma=0.001233 ! Fit after self-cal, rms=0.149737Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = -0.000195635 Jy ! Component: 100 - total flux cleaned = -0.00017021 Jy ! Component: 150 - total flux cleaned = -0.000163114 Jy ! Component: 200 - total flux cleaned = -0.000149798 Jy ! Total flux subtracted in 200 components = -0.000149798 Jy ! Clean residual min=-0.016209 max=0.029449 Jy/beam ! Clean residual mean=0.000909 rms=0.007325 Jy/beam ! Combined flux in latest and established models = 1.76663 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 1.76663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149199Jy sigma=0.001230 ! Fit after self-cal, rms=0.149138Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.149138Jy sigma=0.001229 ! Fit after self-cal, rms=0.149511Jy sigma=0.001229 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.9619 mas, bmaj=2.866 mas, bpa=12.71 degrees ! Estimated noise=1473.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000269981 Jy ! Component: 100 - total flux cleaned = 9.74138e-05 Jy ! Component: 150 - total flux cleaned = 8.84715e-05 Jy ! Component: 200 - total flux cleaned = 9.0599e-05 Jy ! Total flux subtracted in 200 components = 9.0599e-05 Jy ! Clean residual min=-0.015939 max=0.028679 Jy/beam ! Clean residual mean=0.000933 rms=0.007245 Jy/beam ! Combined flux in latest and established models = 1.76672 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 1.76672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148868Jy sigma=0.001226 ! Fit after self-cal, rms=0.148813Jy sigma=0.001226 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = 5.52495e-05 Jy ! Component: 100 - total flux cleaned = 5.01435e-05 Jy ! Component: 150 - total flux cleaned = 3.38111e-05 Jy ! Component: 200 - total flux cleaned = 4.11918e-05 Jy ! Total flux subtracted in 200 components = 4.11918e-05 Jy ! Clean residual min=-0.015458 max=0.028303 Jy/beam ! Clean residual mean=0.000933 rms=0.007193 Jy/beam ! Combined flux in latest and established models = 1.76676 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 30 components and 1.76676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148399Jy sigma=0.001223 ! Fit after self-cal, rms=0.148362Jy sigma=0.001223 ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.148362Jy sigma=0.001223 ! Fit after self-cal, rms=0.148698Jy sigma=0.001223 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=2.537 mas, bmaj=11.9 mas, bpa=2.3 degrees ! Estimated noise=1685.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203208 Jy ! Component: 100 - total flux cleaned = 0.0020364 Jy ! Component: 150 - total flux cleaned = 0.00203457 Jy ! Component: 200 - total flux cleaned = 0.00203165 Jy ! Total flux subtracted in 200 components = 0.00203165 Jy ! Clean residual min=-0.016940 max=0.022050 Jy/beam ! Clean residual mean=0.001480 rms=0.008664 Jy/beam ! Combined flux in latest and established models = 1.76879 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 32 components and 1.76879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148637Jy sigma=0.001224 ! Fit after self-cal, rms=0.148476Jy sigma=0.001224 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = -7.09228e-06 Jy ! Component: 100 - total flux cleaned = -5.65114e-06 Jy ! Component: 150 - total flux cleaned = -2.51707e-06 Jy ! Component: 200 - total flux cleaned = 1.27679e-07 Jy ! Total flux subtracted in 200 components = 1.27679e-07 Jy ! Clean residual min=-0.016889 max=0.021906 Jy/beam ! Clean residual mean=0.001478 rms=0.008675 Jy/beam ! Combined flux in latest and established models = 1.76879 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 33 components and 1.76879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148595Jy sigma=0.001226 ! Fit after self-cal, rms=0.148448Jy sigma=0.001225 ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.963 mas, bmaj=2.869 mas, bpa=12.7 degrees ! Estimated noise=1474.82 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.963 x 2.869 at 12.7 degrees (North through East) ! Clean map min=-0.014272 max=1.6507 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=0.148448Jy sigma=0.001225 ! Fit after self-cal, rms=0.131500Jy sigma=0.001059 ! Inverting map and beam ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.964 mas, bmaj=2.858 mas, bpa=12.46 degrees ! Estimated noise=1477.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000765624 Jy ! Component: 100 - total flux cleaned = -0.000768736 Jy ! Component: 150 - total flux cleaned = -0.000610571 Jy ! Component: 200 - total flux cleaned = -0.000464169 Jy ! Total flux subtracted in 200 components = -0.000464168 Jy ! Clean residual min=-0.016009 max=0.028193 Jy/beam ! Clean residual mean=0.000925 rms=0.007193 Jy/beam ! Combined flux in latest and established models = 1.76833 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 1.76833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130800Jy sigma=0.001056 ! Fit after self-cal, rms=0.130753Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263396 Jy ! Component: 100 - total flux cleaned = 0.000118413 Jy ! Component: 150 - total flux cleaned = 0.000122386 Jy ! Component: 200 - total flux cleaned = 0.000132815 Jy ! Total flux subtracted in 200 components = 0.000132815 Jy ! Clean residual min=-0.015555 max=0.027940 Jy/beam ! Clean residual mean=0.000921 rms=0.007160 Jy/beam ! Combined flux in latest and established models = 1.76846 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 1.76846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130312Jy sigma=0.001053 ! Fit after self-cal, rms=0.130304Jy sigma=0.001053 ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130304Jy sigma=0.001053 ! Fit after self-cal, rms=0.130642Jy sigma=0.001052 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 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.6294 mas, bmaj=1.765 mas, bpa=-5.605 degrees ! Estimated noise=3731.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.08657 Jy ! Component: 100 - total flux cleaned = 1.45968 Jy ! Component: 150 - total flux cleaned = 1.62874 Jy ! Component: 200 - total flux cleaned = 1.70916 Jy ! Total flux subtracted in 200 components = 1.70916 Jy ! Clean residual min=-0.036911 max=0.043474 Jy/beam ! Clean residual mean=0.000604 rms=0.012081 Jy/beam ! Combined flux in latest and established models = 1.70916 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 9 model components to the UV plane model. ! The established model now contains 9 components and 1.70916 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.9654 mas, bmaj=2.863 mas, bpa=12.47 degrees ! Estimated noise=1479.21 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 = 0.0468437 Jy ! Component: 100 - total flux cleaned = 0.0514863 Jy ! Component: 150 - total flux cleaned = 0.052097 Jy ! Component: 200 - total flux cleaned = 0.0526257 Jy ! Total flux subtracted in 200 components = 0.0526257 Jy ! Clean residual min=-0.017982 max=0.034904 Jy/beam ! Clean residual mean=0.001100 rms=0.008554 Jy/beam ! Combined flux in latest and established models = 1.76178 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 1.76178 Jy ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=2.538 mas, bmaj=11.96 mas, bpa=2.224 degrees ! Estimated noise=1686.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00680807 Jy ! Component: 100 - total flux cleaned = 0.00682709 Jy ! Component: 150 - total flux cleaned = 0.00684036 Jy ! Component: 200 - total flux cleaned = 0.00685071 Jy ! Total flux subtracted in 200 components = 0.00685071 Jy ! Clean residual min=-0.018056 max=0.026314 Jy/beam ! Clean residual mean=0.001529 rms=0.009266 Jy/beam ! Combined flux in latest and established models = 1.76863 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 = 8.75042e-06 Jy ! Component: 100 - total flux cleaned = 1.6231e-05 Jy ! Component: 150 - total flux cleaned = 2.26462e-05 Jy ! Component: 200 - total flux cleaned = 2.81528e-05 Jy ! Total flux subtracted in 200 components = 2.81528e-05 Jy ! Clean residual min=-0.017935 max=0.023834 Jy/beam ! Clean residual mean=0.001530 rms=0.008701 Jy/beam ! Combined flux in latest and established models = 1.76866 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 19 components and 1.76866 Jy ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.9654 mas, bmaj=2.863 mas, bpa=12.47 degrees ! Estimated noise=1479.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00252082 Jy ! Component: 100 - total flux cleaned = -0.00290343 Jy ! Component: 150 - total flux cleaned = -0.00291002 Jy ! Component: 200 - total flux cleaned = -0.00290665 Jy ! Total flux subtracted in 200 components = -0.00290665 Jy ! Clean residual min=-0.016221 max=0.030463 Jy/beam ! Clean residual mean=0.001006 rms=0.007235 Jy/beam ! Combined flux in latest and established models = 1.76575 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 1.76575 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131160Jy sigma=0.001059 ! Fit after self-cal, rms=0.131117Jy sigma=0.001059 wmodel J1454-3747_X_2001_10_29_pus_map.mod ! Writing 30 model components to file: J1454-3747_X_2001_10_29_pus_map.mod wobs J1454-3747_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J1454-3747_X_2001_10_29_pus_uvs.fits wwins J1454-3747_X_2001_10_29_pus_map.win ! wwins: Wrote 1 windows to J1454-3747_X_2001_10_29_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120759 Jy ! Component: 100 - total flux cleaned = 0.0207143 Jy ! Component: 150 - total flux cleaned = 0.0260855 Jy ! Component: 200 - total flux cleaned = 0.0286607 Jy ! Component: 250 - total flux cleaned = 0.0304956 Jy ! Component: 300 - total flux cleaned = 0.0304954 Jy ! Component: 350 - total flux cleaned = 0.0311432 Jy ! Component: 400 - total flux cleaned = 0.0312975 Jy ! Component: 450 - total flux cleaned = 0.0314405 Jy ! Component: 500 - total flux cleaned = 0.0314432 Jy ! Component: 550 - total flux cleaned = 0.0316986 Jy ! Component: 600 - total flux cleaned = 0.0315791 Jy ! Component: 650 - total flux cleaned = 0.031814 Jy ! Component: 700 - total flux cleaned = 0.0320461 Jy ! Component: 750 - total flux cleaned = 0.0322746 Jy ! Component: 800 - total flux cleaned = 0.0325009 Jy ! Component: 850 - total flux cleaned = 0.0328406 Jy ! Component: 900 - total flux cleaned = 0.0334009 Jy ! Component: 950 - total flux cleaned = 0.0339621 Jy ! Component: 1000 - total flux cleaned = 0.0344114 Jy ! Total flux subtracted in 1024 components = 0.0346381 Jy ! Clean residual min=-0.006756 max=0.006193 Jy/beam ! Clean residual mean=0.000143 rms=0.002283 Jy/beam ! Combined flux in latest and established models = 1.80039 Jy keep ! Adding 46 model components to the UV plane model. ! The established model now contains 76 components and 1.80039 Jy ![Exited script file: muppet] wmap "J1454-3747_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9654 x 2.863 at 12.47 degrees (North through East) ! Clean map min=-0.0082586 max=1.6597 Jy/beam ! Writing clean map to FITS file: J1454-3747_X_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.65965 invert ! Inverting map ! Your choice of large map pixels excluded 0.617% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00239252 device "J1454-3747_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_X_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.432474 0.432474 0.864947 1.72989 3.45979 6.91958 13.8392 27.6783 55.3566 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0071 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.659 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9654 x 2.863 at 12.47 degrees (North through East) ! Clean map min=-0.0082586 max=1.6597 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-3747_X_2001_10_29_pus_uvs.log closed on Mon Feb 25 16:17:33 2008