! Started logfile: J0302+1218_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:24:50 2013 obs J0302+1218_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0302+1218_X_2000_03_13_pus_uva.fits ! AN table 1: 312 integrations on 190 of 190 possible baselines. ! AN table 2: 90 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.102867 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0302+1218 ! ! 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 2382 lines of history. ! ! Reading 31428 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0302+1218_X_2000_03_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 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 4688 telescope corrections were flagged in sub-array 1. ! A total of 1689 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4553 telescope corrections were flagged in sub-array 1. ! A total of 1689 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4553 telescope corrections were flagged in sub-array 1. ! A total of 1689 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4688 telescope corrections were flagged in sub-array 1. ! A total of 1689 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.019925Jy sigma=0.009168 ! Fit after self-cal, rms=0.947170Jy sigma=0.009002 ! 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 1.96% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.5181 mas, bmaj=1.377 mas, bpa=1.408 degrees ! Estimated noise=872.328 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 = 0.0910685 Jy ! Component: 100 - total flux cleaned = 0.133032 Jy ! Total flux subtracted in 100 components = 0.133032 Jy ! Clean residual min=-0.011185 max=0.021085 Jy/beam ! Clean residual mean=-0.000048 rms=0.003606 Jy/beam ! Combined flux in latest and established models = 0.133032 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.133032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450518Jy sigma=0.001518 ! Fit after self-cal, rms=0.450145Jy sigma=0.001512 ! Inverting map ! Your choice of large map pixels excluded 1.96% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0276177 Jy ! Component: 100 - total flux cleaned = 0.0456076 Jy ! Total flux subtracted in 100 components = 0.0456076 Jy ! Clean residual min=-0.009903 max=0.018613 Jy/beam ! Clean residual mean=-0.000045 rms=0.002838 Jy/beam ! Combined flux in latest and established models = 0.17864 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.17864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.445743Jy sigma=0.001372 ! Fit after self-cal, rms=0.445806Jy sigma=0.001370 ! Inverting map ! Your choice of large map pixels excluded 1.96% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183601 Jy ! Component: 100 - total flux cleaned = 0.0312462 Jy ! Total flux subtracted in 100 components = 0.0312462 Jy ! Clean residual min=-0.008317 max=0.013044 Jy/beam ! Clean residual mean=-0.000041 rms=0.002341 Jy/beam ! Combined flux in latest and established models = 0.209886 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.209886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.443732Jy sigma=0.001298 ! Fit after self-cal, rms=0.443695Jy sigma=0.001296 ! Inverting map ! Your choice of large map pixels excluded 1.96% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 1.96% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6481 mas, bmaj=1.578 mas, bpa=0.3365 degrees ! Estimated noise=420.204 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 = 0.0266027 Jy ! Component: 100 - total flux cleaned = 0.043098 Jy ! Component: 150 - total flux cleaned = 0.0539607 Jy ! Component: 200 - total flux cleaned = 0.0612707 Jy ! Total flux subtracted in 200 components = 0.0612707 Jy ! Clean residual min=-0.006937 max=0.012610 Jy/beam ! Clean residual mean=-0.000148 rms=0.002490 Jy/beam ! Combined flux in latest and established models = 0.271157 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 47 components and 0.271157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.441431Jy sigma=0.001226 ! Fit after self-cal, rms=0.441280Jy sigma=0.001222 ! Inverting map ! Your choice of large map pixels excluded 1.96% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 1.04 KP 0.99 ! LA 0.93 NL 1.09 OV 1.06 PT 0.93 ! SC 1.21 WF 1.00* HH 1.00* KK 1.02 ! MA 1.00* MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* TS 1.03 WZ 1.00* HN 0.39 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 2. ! A total of 138 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 GC 1.02 KP 0.95 ! LA 0.89 NL 1.16 OV 1.07 PT 0.90 ! SC 1.18 WF 1.00* HH 1.00* KK 1.05 ! MA 1.00* MC 1.00* MK 1.04 NY 1.00* ! ON 1.00* TS 1.05 WZ 1.00* HN 0.42 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 3. ! A total of 138 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 GC 1.02 KP 0.99 ! LA 0.89 NL 1.15 OV 1.06 PT 0.92 ! SC 1.20 WF 1.00* HH 1.00* KK 0.95 ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.01 WZ 1.00* HN 0.38 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 GC 0.95 KP 0.95 ! LA 0.93 NL 1.21 OV 1.07 PT 0.91 ! SC 1.28 WF 1.00* HH 1.00* KK 1.02 ! MA 1.00* MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* TS 1.14 WZ 1.00* HN 0.40 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Fit before self-cal, rms=0.441280Jy sigma=0.001222 ! Fit after self-cal, rms=0.221089Jy sigma=0.001207 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6552 mas, bmaj=1.609 mas, bpa=-0.04251 degrees ! Estimated noise=426.344 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 (-5.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00697212 Jy ! Component: 100 - total flux cleaned = 0.00755248 Jy ! Component: 150 - total flux cleaned = 0.00756343 Jy ! Component: 200 - total flux cleaned = 0.00746103 Jy ! Total flux subtracted in 200 components = 0.00746103 Jy ! Clean residual min=-0.004210 max=0.005295 Jy/beam ! Clean residual mean=-0.000006 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.278618 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 0.278618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220871Jy sigma=0.001202 ! Fit after self-cal, rms=0.220969Jy sigma=0.001201 ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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=0.220969Jy sigma=0.001201 ! Fit after self-cal, rms=0.217680Jy sigma=0.001201 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6546 mas, bmaj=1.612 mas, bpa=-0.2014 degrees ! Estimated noise=425.047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00273228 Jy ! Component: 100 - total flux cleaned = 0.00283593 Jy ! Component: 150 - total flux cleaned = 0.00259414 Jy ! Component: 200 - total flux cleaned = 0.00244581 Jy ! Total flux subtracted in 200 components = 0.00244581 Jy ! Clean residual min=-0.003945 max=0.004696 Jy/beam ! Clean residual mean=-0.000010 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.281063 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 0.281063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217584Jy sigma=0.001199 ! Fit after self-cal, rms=0.217521Jy sigma=0.001199 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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) ! Added new window around map position (6.2, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327825 Jy ! Component: 100 - total flux cleaned = 0.00339021 Jy ! Component: 150 - total flux cleaned = 0.00374195 Jy ! Component: 200 - total flux cleaned = 0.00389173 Jy ! Total flux subtracted in 200 components = 0.00389173 Jy ! Clean residual min=-0.003563 max=0.004300 Jy/beam ! Clean residual mean=-0.000011 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.284955 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 79 components and 0.284955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217367Jy sigma=0.001197 ! Fit after self-cal, rms=0.217349Jy sigma=0.001197 ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (-2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295727 Jy ! Component: 100 - total flux cleaned = 0.00332868 Jy ! Component: 150 - total flux cleaned = 0.00365744 Jy ! Component: 200 - total flux cleaned = 0.00347375 Jy ! Total flux subtracted in 200 components = 0.00347375 Jy ! Clean residual min=-0.003277 max=0.003648 Jy/beam ! Clean residual mean=-0.000001 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.288429 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 100 components and 0.288429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217196Jy sigma=0.001195 ! Fit after self-cal, rms=0.217143Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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=0.217143Jy sigma=0.001195 ! Fit after self-cal, rms=0.213675Jy sigma=0.001195 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6539 mas, bmaj=1.612 mas, bpa=-0.2517 degrees ! Estimated noise=424.079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196328 Jy ! Component: 100 - total flux cleaned = 0.00226565 Jy ! Component: 150 - total flux cleaned = 0.00226607 Jy ! Component: 200 - total flux cleaned = 0.00210691 Jy ! Total flux subtracted in 200 components = 0.00210691 Jy ! Clean residual min=-0.003098 max=0.003344 Jy/beam ! Clean residual mean=-0.000009 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.290536 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 107 components and 0.290536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213587Jy sigma=0.001194 ! Fit after self-cal, rms=0.213506Jy sigma=0.001194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 = 0.000642508 Jy ! Component: 100 - total flux cleaned = 0.000648488 Jy ! Component: 150 - total flux cleaned = 0.000582854 Jy ! Component: 200 - total flux cleaned = 0.00038279 Jy ! Total flux subtracted in 200 components = 0.00038279 Jy ! Clean residual min=-0.003072 max=0.003223 Jy/beam ! Clean residual mean=-0.000006 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.290918 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 111 components and 0.290918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213446Jy sigma=0.001193 ! Fit after self-cal, rms=0.213405Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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=0.213405Jy sigma=0.001193 ! Fit after self-cal, rms=0.209152Jy sigma=0.001193 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=2.342 mas, bmaj=3.337 mas, bpa=19.66 degrees ! Estimated noise=571.142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116776 Jy ! Component: 100 - total flux cleaned = 0.0011704 Jy ! Component: 150 - total flux cleaned = 0.00110047 Jy ! Component: 200 - total flux cleaned = 0.00104318 Jy ! Total flux subtracted in 200 components = 0.00104318 Jy ! Clean residual min=-0.003780 max=0.004441 Jy/beam ! Clean residual mean=-0.000021 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.291962 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 120 components and 0.291962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209094Jy sigma=0.001193 ! Fit after self-cal, rms=0.208997Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 = 7.65594e-05 Jy ! Component: 100 - total flux cleaned = -3.75359e-05 Jy ! Component: 150 - total flux cleaned = -0.000136339 Jy ! Component: 200 - total flux cleaned = -0.000274761 Jy ! Total flux subtracted in 200 components = -0.000274761 Jy ! Clean residual min=-0.003850 max=0.004290 Jy/beam ! Clean residual mean=-0.000015 rms=0.001065 Jy/beam ! Combined flux in latest and established models = 0.291687 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 126 components and 0.291687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208963Jy sigma=0.001193 ! Fit after self-cal, rms=0.208915Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.656 mas, bmaj=1.611 mas, bpa=-0.3362 degrees ! Estimated noise=424.466 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.656 x 1.611 at -0.3362 degrees (North through East) ! Clean map min=-0.0053449 max=0.12816 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 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.516 mas, bmaj=1.405 mas, bpa=0.679 degrees ! Estimated noise=833.751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0908641 Jy ! Component: 100 - total flux cleaned = 0.136447 Jy ! Component: 150 - total flux cleaned = 0.166194 Jy ! Component: 200 - total flux cleaned = 0.188212 Jy ! Total flux subtracted in 200 components = 0.188212 Jy ! Clean residual min=-0.008866 max=0.013780 Jy/beam ! Clean residual mean=-0.000035 rms=0.002573 Jy/beam ! Combined flux in latest and established models = 0.188212 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 0.188212 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.656 mas, bmaj=1.611 mas, bpa=-0.3362 degrees ! Estimated noise=424.466 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 (-0.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0324496 Jy ! Component: 100 - total flux cleaned = 0.052128 Jy ! Component: 150 - total flux cleaned = 0.0661886 Jy ! Component: 200 - total flux cleaned = 0.0767435 Jy ! Total flux subtracted in 200 components = 0.0767435 Jy ! Clean residual min=-0.004561 max=0.008272 Jy/beam ! Clean residual mean=-0.000064 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 0.264956 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 42 components and 0.264956 Jy ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (1.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00860929 Jy ! Component: 100 - total flux cleaned = 0.0149501 Jy ! Component: 150 - total flux cleaned = 0.0184074 Jy ! Component: 200 - total flux cleaned = 0.0213494 Jy ! Total flux subtracted in 200 components = 0.0213494 Jy ! Clean residual min=-0.003496 max=0.004218 Jy/beam ! Clean residual mean=-0.000014 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.286305 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 65 components and 0.286305 Jy ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Added new window around map position (-3.2, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031312 Jy ! Component: 100 - total flux cleaned = 0.00445484 Jy ! Component: 150 - total flux cleaned = 0.00562643 Jy ! Component: 200 - total flux cleaned = 0.00646795 Jy ! Total flux subtracted in 200 components = 0.00646795 Jy ! Clean residual min=-0.003328 max=0.003186 Jy/beam ! Clean residual mean=0.000002 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.292773 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.292773 Jy ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=2.342 mas, bmaj=3.337 mas, bpa=19.66 degrees ! Estimated noise=571.142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152433 Jy ! Component: 100 - total flux cleaned = 0.00152605 Jy ! Component: 150 - total flux cleaned = 0.00143536 Jy ! Component: 200 - total flux cleaned = 0.00110987 Jy ! Total flux subtracted in 200 components = 0.00110987 Jy ! Clean residual min=-0.003401 max=0.004360 Jy/beam ! Clean residual mean=0.000009 rms=0.001065 Jy/beam ! Combined flux in latest and established models = 0.293883 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 = -0.000376139 Jy ! Component: 100 - total flux cleaned = -0.000790006 Jy ! Component: 150 - total flux cleaned = -0.00104933 Jy ! Component: 200 - total flux cleaned = -0.0013543 Jy ! Total flux subtracted in 200 components = -0.0013543 Jy ! Clean residual min=-0.003193 max=0.004111 Jy/beam ! Clean residual mean=0.000003 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.292529 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 110 components and 0.292529 Jy ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.656 mas, bmaj=1.611 mas, bpa=-0.3362 degrees ! Estimated noise=424.466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000342503 Jy ! Component: 100 - total flux cleaned = 0.000342063 Jy ! Component: 150 - total flux cleaned = 0.000265969 Jy ! Component: 200 - total flux cleaned = 0.000130009 Jy ! Total flux subtracted in 200 components = 0.000130009 Jy ! Clean residual min=-0.002477 max=0.002697 Jy/beam ! Clean residual mean=0.000002 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.292659 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 129 components and 0.292659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208853Jy sigma=0.001191 ! Fit after self-cal, rms=0.208573Jy sigma=0.001190 wmodel J0302+1218_X_2000_03_13_pus_map.mod ! Writing 129 model components to file: J0302+1218_X_2000_03_13_pus_map.mod wobs J0302+1218_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0302+1218_X_2000_03_13_pus_uvs.fits wwins J0302+1218_X_2000_03_13_pus_map.win ! wwins: Wrote 8 windows to J0302+1218_X_2000_03_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000914693 Jy ! Component: 100 - total flux cleaned = 0.00145871 Jy ! Component: 150 - total flux cleaned = 0.00187861 Jy ! Component: 200 - total flux cleaned = 0.00215895 Jy ! Component: 250 - total flux cleaned = 0.00231156 Jy ! Component: 300 - total flux cleaned = 0.00242249 Jy ! Component: 350 - total flux cleaned = 0.00242289 Jy ! Component: 400 - total flux cleaned = 0.00245807 Jy ! Component: 450 - total flux cleaned = 0.00256127 Jy ! Component: 500 - total flux cleaned = 0.00246129 Jy ! Component: 550 - total flux cleaned = 0.002364 Jy ! Component: 600 - total flux cleaned = 0.00236496 Jy ! Component: 650 - total flux cleaned = 0.0023656 Jy ! Component: 700 - total flux cleaned = 0.00245827 Jy ! Component: 750 - total flux cleaned = 0.00236724 Jy ! Component: 800 - total flux cleaned = 0.00233714 Jy ! Component: 850 - total flux cleaned = 0.00227812 Jy ! Component: 900 - total flux cleaned = 0.00224996 Jy ! Component: 950 - total flux cleaned = 0.00230696 Jy ! Component: 1000 - total flux cleaned = 0.0022785 Jy ! Component: 1050 - total flux cleaned = 0.00214011 Jy ! Component: 1100 - total flux cleaned = 0.00216767 Jy ! Component: 1150 - total flux cleaned = 0.00216831 Jy ! Component: 1200 - total flux cleaned = 0.00216802 Jy ! Component: 1250 - total flux cleaned = 0.00216773 Jy ! Component: 1300 - total flux cleaned = 0.00219312 Jy ! Component: 1350 - total flux cleaned = 0.00219301 Jy ! Component: 1400 - total flux cleaned = 0.00224309 Jy ! Component: 1450 - total flux cleaned = 0.00226752 Jy ! Component: 1500 - total flux cleaned = 0.00221773 Jy ! Component: 1550 - total flux cleaned = 0.00216943 Jy ! Component: 1600 - total flux cleaned = 0.0021936 Jy ! Component: 1650 - total flux cleaned = 0.00221724 Jy ! Component: 1700 - total flux cleaned = 0.00224089 Jy ! Component: 1750 - total flux cleaned = 0.00219396 Jy ! Component: 1800 - total flux cleaned = 0.00212554 Jy ! Component: 1850 - total flux cleaned = 0.00214904 Jy ! Component: 1900 - total flux cleaned = 0.00212646 Jy ! Component: 1950 - total flux cleaned = 0.00212649 Jy ! Component: 2000 - total flux cleaned = 0.00210457 Jy ! Total flux subtracted in 2048 components = 0.002039 Jy ! Clean residual min=-0.001118 max=0.001382 Jy/beam ! Clean residual mean=0.000008 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.294698 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 272 components and 0.294698 Jy ![Exited script file: muppet] wmap "J0302+1218_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.656 x 1.611 at -0.3362 degrees (North through East) ! Clean map min=-0.0035852 max=0.12448 Jy/beam ! Writing clean map to FITS file: J0302+1218_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.124485 invert ! Inverting map ! Your choice of large map pixels excluded 2.01% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000399705 device "J0302+1218_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0302+1218_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.963261 0.963261 1.92652 3.85304 7.70609 15.4122 30.8244 61.6487 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.124 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.656 x 1.611 at -0.3362 degrees (North through East) ! Clean map min=-0.0035852 max=0.12448 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0302+1218_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:25:03 2013