! Started logfile: J0136+4751_X_2011_06_28_pus_uvs.log on Sat Apr 21 12:56:35 2012 obs J0136+4751_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J0136+4751_X_2011_06_28_pus_uva.fits ! AN table 1: 45 integrations on 153 of 153 possible baselines. ! AN table 2: 87 integrations on 153 of 153 possible baselines. ! AN table 3: 6 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.131714 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0136+4751 ! ! 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 5249 lines of history. ! ! Reading 11124 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 J0136+4751_X_2011_06_28_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 556 telescope corrections were flagged in sub-array 1. ! A total of 1083 telescope corrections were flagged in sub-array 2. ! A total of 108 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 556 telescope corrections were flagged in sub-array 1. ! A total of 1083 telescope corrections were flagged in sub-array 2. ! A total of 108 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 556 telescope corrections were flagged in sub-array 1. ! A total of 1083 telescope corrections were flagged in sub-array 2. ! A total of 108 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 556 telescope corrections were flagged in sub-array 1. ! A total of 1083 telescope corrections were flagged in sub-array 2. ! A total of 108 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.617184Jy sigma=0.005841 ! Fit after self-cal, rms=0.567367Jy sigma=0.005466 ! 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.5151 mas, bmaj=0.674 mas, bpa=10.2 degrees ! Estimated noise=1233.97 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 = 1.04353 Jy ! Component: 100 - total flux cleaned = 1.33125 Jy ! Total flux subtracted in 100 components = 1.33125 Jy ! Clean residual min=-0.040392 max=0.134167 Jy/beam ! Clean residual mean=0.000344 rms=0.011205 Jy/beam ! Combined flux in latest and established models = 1.33125 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.33125 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.391324Jy sigma=0.003549 ! Fit after self-cal, rms=0.389957Jy sigma=0.003542 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.152043 Jy ! Component: 100 - total flux cleaned = 0.236084 Jy ! Total flux subtracted in 100 components = 0.236084 Jy ! Clean residual min=-0.027355 max=0.084609 Jy/beam ! Clean residual mean=0.000212 rms=0.007201 Jy/beam ! Combined flux in latest and established models = 1.56733 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.56733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306933Jy sigma=0.002489 ! Fit after self-cal, rms=0.306679Jy sigma=0.002486 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (-0.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0794507 Jy ! Component: 100 - total flux cleaned = 0.130745 Jy ! Total flux subtracted in 100 components = 0.130745 Jy ! Clean residual min=-0.020622 max=0.047192 Jy/beam ! Clean residual mean=0.000141 rms=0.005507 Jy/beam ! Combined flux in latest and established models = 1.69808 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 1.69808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280486Jy sigma=0.002064 ! Fit after self-cal, rms=0.276989Jy sigma=0.002042 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0466994 Jy ! Component: 100 - total flux cleaned = 0.0806877 Jy ! Total flux subtracted in 100 components = 0.0806877 Jy ! Clean residual min=-0.019086 max=0.032264 Jy/beam ! Clean residual mean=0.000098 rms=0.004586 Jy/beam ! Combined flux in latest and established models = 1.77876 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 1.77876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265385Jy sigma=0.001847 ! Fit after self-cal, rms=0.264088Jy sigma=0.001839 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6209 mas, bmaj=0.7809 mas, bpa=8.891 degrees ! Estimated noise=832.176 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 = 0.0552945 Jy ! Component: 100 - total flux cleaned = 0.0911939 Jy ! Component: 150 - total flux cleaned = 0.116059 Jy ! Component: 200 - total flux cleaned = 0.133489 Jy ! Total flux subtracted in 200 components = 0.133489 Jy ! Clean residual min=-0.015618 max=0.030323 Jy/beam ! Clean residual mean=0.000592 rms=0.004697 Jy/beam ! Combined flux in latest and established models = 1.91225 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 1.91225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251537Jy sigma=0.001648 ! Fit after self-cal, rms=0.250464Jy sigma=0.001638 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (-1.4, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0298335 Jy ! Component: 100 - total flux cleaned = 0.0477506 Jy ! Component: 150 - total flux cleaned = 0.0604817 Jy ! Component: 200 - total flux cleaned = 0.0697663 Jy ! Total flux subtracted in 200 components = 0.0697663 Jy ! Clean residual min=-0.015076 max=0.016175 Jy/beam ! Clean residual mean=0.000112 rms=0.003633 Jy/beam ! Combined flux in latest and established models = 1.98202 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 1.98202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246340Jy sigma=0.001590 ! Fit after self-cal, rms=0.245881Jy sigma=0.001585 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 FT 1.00* HH 1.00* ! HN 0.98 KK 0.99 KP 1.00 MC 1.00 ! MK 0.99 NL 0.99 NY 1.04 OV 0.95 ! PT 0.97 SC 1.00* SH 0.98 TS 0.97 ! WF 1.01 WZ 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 FT 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.06 MC 1.04 ! MK 1.00* NL 0.97 NY 1.02 OV 1.00* ! PT 0.98 SC 0.99 SH 1.17 TS 0.95 ! WF 1.08 WZ 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 FT 1.00* HH 1.00* ! HN 0.98 KK 0.97 KP 0.98 MC 0.96 ! MK 0.97 NL 1.03 NY 1.01 OV 0.97 ! PT 0.99 SC 1.00* SH 1.01 TS 0.99 ! WF 0.96 WZ 1.04 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 FT 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.03 MC 1.03 ! MK 1.00* NL 1.00 NY 1.00 OV 1.00* ! PT 1.00 SC 1.04 SH 1.22 TS 0.97 ! WF 1.03 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 FT 1.00* HH 1.00* ! HN 0.99 KK 1.03 KP 0.98 MC 0.99 ! MK 0.94 NL 0.97 NY 1.04 OV 0.97 ! PT 0.97 SC 1.00* SH 1.06 TS 0.97 ! WF 1.02 WZ 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 FT 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.03 MC 1.03 ! MK 1.00* NL 0.96 NY 1.00 OV 1.00* ! PT 0.98 SC 1.04 SH 1.26 TS 0.95 ! WF 1.05 WZ 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00 KP 0.96 MC 0.97 ! MK 0.99 NL 0.99 NY 1.01 OV 1.01 ! PT 0.99 SC 1.00* SH 1.00 TS 0.98 ! WF 0.99 WZ 1.04 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 FT 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00 MC 1.01 ! MK 1.00* NL 0.97 NY 1.00 OV 1.00* ! PT 0.99 SC 1.05 SH 1.19 TS 0.93 ! WF 1.05 WZ 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.245881Jy sigma=0.001585 ! Fit after self-cal, rms=0.245994Jy sigma=0.001453 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6254 mas, bmaj=0.7852 mas, bpa=8.046 degrees ! Estimated noise=837.677 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 (-0.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128103 Jy ! Component: 100 - total flux cleaned = 0.0165166 Jy ! Component: 150 - total flux cleaned = 0.0180922 Jy ! Component: 200 - total flux cleaned = 0.0192349 Jy ! Total flux subtracted in 200 components = 0.0192349 Jy ! Clean residual min=-0.010593 max=0.010830 Jy/beam ! Clean residual mean=0.000138 rms=0.002346 Jy/beam ! Combined flux in latest and established models = 2.00126 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 2.00126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245242Jy sigma=0.001444 ! Fit after self-cal, rms=0.245394Jy sigma=0.001443 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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=0.245394Jy sigma=0.001443 ! Fit after self-cal, rms=0.246055Jy sigma=0.001375 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6258 mas, bmaj=0.7841 mas, bpa=8.09 degrees ! Estimated noise=838.176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202098 Jy ! Component: 100 - total flux cleaned = 0.00113165 Jy ! Component: 150 - total flux cleaned = 0.00147985 Jy ! Component: 200 - total flux cleaned = 0.00179427 Jy ! Total flux subtracted in 200 components = 0.00179427 Jy ! Clean residual min=-0.005388 max=0.005215 Jy/beam ! Clean residual mean=0.000308 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 2.00305 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 2.00305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245745Jy sigma=0.001371 ! Fit after self-cal, rms=0.245744Jy sigma=0.001370 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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 = 0.000694419 Jy ! Component: 100 - total flux cleaned = 0.000993232 Jy ! Component: 150 - total flux cleaned = 0.00126499 Jy ! Component: 200 - total flux cleaned = 0.00151395 Jy ! Total flux subtracted in 200 components = 0.00151395 Jy ! Clean residual min=-0.005171 max=0.005377 Jy/beam ! Clean residual mean=0.000298 rms=0.001254 Jy/beam ! Combined flux in latest and established models = 2.00456 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 2.00456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245600Jy sigma=0.001369 ! Fit after self-cal, rms=0.245582Jy sigma=0.001369 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (13, 20.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410922 Jy ! Component: 100 - total flux cleaned = 0.00500769 Jy ! Component: 150 - total flux cleaned = 0.00512268 Jy ! Component: 200 - total flux cleaned = 0.00533751 Jy ! Total flux subtracted in 200 components = 0.00533751 Jy ! Clean residual min=-0.005023 max=0.005151 Jy/beam ! Clean residual mean=0.000276 rms=0.001220 Jy/beam ! Combined flux in latest and established models = 2.0099 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 97 components and 2.0099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245415Jy sigma=0.001367 ! Fit after self-cal, rms=0.245406Jy sigma=0.001367 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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=0.245406Jy sigma=0.001367 ! Fit after self-cal, rms=0.245140Jy sigma=0.001361 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6259 mas, bmaj=0.7842 mas, bpa=7.995 degrees ! Estimated noise=838.045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184412 Jy ! Component: 100 - total flux cleaned = 6.59513e-05 Jy ! Component: 150 - total flux cleaned = 0.000390987 Jy ! Component: 200 - total flux cleaned = 0.000388535 Jy ! Total flux subtracted in 200 components = 0.000388535 Jy ! Clean residual min=-0.004658 max=0.004810 Jy/beam ! Clean residual mean=0.000257 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 2.01029 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 2.01029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245016Jy sigma=0.001359 ! Fit after self-cal, rms=0.245011Jy sigma=0.001359 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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 (-7.6, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0034265 Jy ! Component: 100 - total flux cleaned = 0.0042784 Jy ! Component: 150 - total flux cleaned = 0.00456472 Jy ! Component: 200 - total flux cleaned = 0.00482767 Jy ! Total flux subtracted in 200 components = 0.00482767 Jy ! Clean residual min=-0.004476 max=0.004624 Jy/beam ! Clean residual mean=0.000224 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 2.01512 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 110 components and 2.01512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244898Jy sigma=0.001358 ! Fit after self-cal, rms=0.244887Jy sigma=0.001358 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (20, -24.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324084 Jy ! Component: 100 - total flux cleaned = 0.00450972 Jy ! Component: 150 - total flux cleaned = 0.00522277 Jy ! Component: 200 - total flux cleaned = 0.00563322 Jy ! Total flux subtracted in 200 components = 0.00563322 Jy ! Clean residual min=-0.004584 max=0.004345 Jy/beam ! Clean residual mean=0.000203 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 2.02075 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 119 components and 2.02075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244737Jy sigma=0.001357 ! Fit after self-cal, rms=0.244729Jy sigma=0.001357 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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=0.244729Jy sigma=0.001357 ! Fit after self-cal, rms=0.245367Jy sigma=0.001357 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=2.134 mas, bmaj=3.101 mas, bpa=-82.17 degrees ! Estimated noise=1284.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00413257 Jy ! Component: 100 - total flux cleaned = 0.00678954 Jy ! Component: 150 - total flux cleaned = 0.00788079 Jy ! Component: 200 - total flux cleaned = 0.00825768 Jy ! Total flux subtracted in 200 components = 0.00825768 Jy ! Clean residual min=-0.004064 max=0.005526 Jy/beam ! Clean residual mean=0.000600 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 2.02901 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 129 components and 2.02901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245362Jy sigma=0.001356 ! Fit after self-cal, rms=0.245364Jy sigma=0.001356 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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 = 0.0019582 Jy ! Component: 100 - total flux cleaned = 0.00238452 Jy ! Component: 150 - total flux cleaned = 0.00257893 Jy ! Component: 200 - total flux cleaned = 0.00282017 Jy ! Total flux subtracted in 200 components = 0.00282017 Jy ! Clean residual min=-0.004013 max=0.005458 Jy/beam ! Clean residual mean=0.000552 rms=0.001428 Jy/beam ! Combined flux in latest and established models = 2.03183 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 135 components and 2.03183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245365Jy sigma=0.001356 ! Fit after self-cal, rms=0.245367Jy sigma=0.001356 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6261 mas, bmaj=0.7842 mas, bpa=8.003 degrees ! Estimated noise=838.45 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6261 x 0.7842 at 8.003 degrees (North through East) ! Clean map min=-0.0034024 max=1.3841 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=0.245367Jy sigma=0.001356 ! Fit after self-cal, rms=0.235296Jy sigma=0.001236 ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6261 mas, bmaj=0.7842 mas, bpa=7.934 degrees ! Estimated noise=838.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00156833 Jy ! Component: 100 - total flux cleaned = -0.00138077 Jy ! Component: 150 - total flux cleaned = -0.00103306 Jy ! Component: 200 - total flux cleaned = -0.000792038 Jy ! Total flux subtracted in 200 components = -0.000792038 Jy ! Clean residual min=-0.004273 max=0.004082 Jy/beam ! Clean residual mean=0.000114 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 2.03104 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 140 components and 2.03104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235207Jy sigma=0.001235 ! Fit after self-cal, rms=0.235202Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.63257e-05 Jy ! Component: 100 - total flux cleaned = 0.000140105 Jy ! Component: 150 - total flux cleaned = 0.000140198 Jy ! Component: 200 - total flux cleaned = 0.000207961 Jy ! Total flux subtracted in 200 components = 0.000207961 Jy ! Clean residual min=-0.004244 max=0.004026 Jy/beam ! Clean residual mean=0.000113 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 2.03124 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 146 components and 2.03124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235148Jy sigma=0.001235 ! Fit after self-cal, rms=0.235146Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235146Jy sigma=0.001235 ! Fit after self-cal, rms=0.235502Jy sigma=0.001235 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.5181 mas, bmaj=0.6746 mas, bpa=10.24 degrees ! Estimated noise=1235.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.04685 Jy ! Component: 100 - total flux cleaned = 1.33555 Jy ! Component: 150 - total flux cleaned = 1.48855 Jy ! Component: 200 - total flux cleaned = 1.58698 Jy ! Total flux subtracted in 200 components = 1.58698 Jy ! Clean residual min=-0.019904 max=0.053584 Jy/beam ! Clean residual mean=0.000239 rms=0.005596 Jy/beam ! Combined flux in latest and established models = 1.58698 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 10 model components to the UV plane model. ! The established model now contains 10 components and 1.58698 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6262 mas, bmaj=0.7843 mas, bpa=7.922 degrees ! Estimated noise=838.503 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 = 0.124773 Jy ! Component: 100 - total flux cleaned = 0.199837 Jy ! Component: 150 - total flux cleaned = 0.250639 Jy ! Component: 200 - total flux cleaned = 0.287532 Jy ! Total flux subtracted in 200 components = 0.287532 Jy ! Clean residual min=-0.009086 max=0.021062 Jy/beam ! Clean residual mean=0.001116 rms=0.003903 Jy/beam ! Combined flux in latest and established models = 1.87451 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 41 components and 1.87451 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (-0.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274132 Jy ! Component: 100 - total flux cleaned = 0.0483118 Jy ! Component: 150 - total flux cleaned = 0.0645758 Jy ! Component: 200 - total flux cleaned = 0.0774598 Jy ! Total flux subtracted in 200 components = 0.0774598 Jy ! Clean residual min=-0.006338 max=0.009049 Jy/beam ! Clean residual mean=0.000586 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 1.95197 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 73 components and 1.95197 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (-3, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107645 Jy ! Component: 100 - total flux cleaned = 0.0195624 Jy ! Component: 150 - total flux cleaned = 0.0270369 Jy ! Component: 200 - total flux cleaned = 0.0335632 Jy ! Total flux subtracted in 200 components = 0.0335632 Jy ! Clean residual min=-0.005585 max=0.005410 Jy/beam ! Clean residual mean=0.000367 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.98553 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 96 components and 1.98553 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6103 mas, bmaj=0.7705 mas, bpa=4.976 degrees ! Estimated noise=1089.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712745 Jy ! Component: 100 - total flux cleaned = 0.013005 Jy ! Component: 150 - total flux cleaned = 0.0177622 Jy ! Component: 200 - total flux cleaned = 0.0209185 Jy ! Total flux subtracted in 200 components = 0.0209185 Jy ! Clean residual min=-0.005360 max=0.006132 Jy/beam ! Clean residual mean=0.000390 rms=0.001393 Jy/beam ! Combined flux in latest and established models = 2.00645 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254257 Jy ! Component: 100 - total flux cleaned = 0.00519151 Jy ! Component: 150 - total flux cleaned = 0.00734441 Jy ! Component: 200 - total flux cleaned = 0.00933636 Jy ! Total flux subtracted in 200 components = 0.00933636 Jy ! Clean residual min=-0.005021 max=0.005754 Jy/beam ! Clean residual mean=0.000305 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 2.01579 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 120 components and 2.01578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235881Jy sigma=0.001239 ! Fit after self-cal, rms=0.235825Jy sigma=0.001239 wmodel J0136+4751_X_2011_06_28_pus_map.mod ! Writing 120 model components to file: J0136+4751_X_2011_06_28_pus_map.mod wobs J0136+4751_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J0136+4751_X_2011_06_28_pus_uvs.fits wwins J0136+4751_X_2011_06_28_pus_map.win ! wwins: Wrote 9 windows to J0136+4751_X_2011_06_28_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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153106 Jy ! Component: 100 - total flux cleaned = 0.00291385 Jy ! Component: 150 - total flux cleaned = 0.00397454 Jy ! Component: 200 - total flux cleaned = 0.00517557 Jy ! Component: 250 - total flux cleaned = 0.00592882 Jy ! Component: 300 - total flux cleaned = 0.00658424 Jy ! Component: 350 - total flux cleaned = 0.00746841 Jy ! Component: 400 - total flux cleaned = 0.00841493 Jy ! Component: 450 - total flux cleaned = 0.00918936 Jy ! Component: 500 - total flux cleaned = 0.00979959 Jy ! Component: 550 - total flux cleaned = 0.0104029 Jy ! Component: 600 - total flux cleaned = 0.0112222 Jy ! Component: 650 - total flux cleaned = 0.0119572 Jy ! Component: 700 - total flux cleaned = 0.0127558 Jy ! Component: 750 - total flux cleaned = 0.0134022 Jy ! Component: 800 - total flux cleaned = 0.0138284 Jy ! Component: 850 - total flux cleaned = 0.0143212 Jy ! Component: 900 - total flux cleaned = 0.0146706 Jy ! Component: 950 - total flux cleaned = 0.0152238 Jy ! Component: 1000 - total flux cleaned = 0.0154977 Jy ! Component: 1050 - total flux cleaned = 0.0159738 Jy ! Component: 1100 - total flux cleaned = 0.0162432 Jy ! Component: 1150 - total flux cleaned = 0.016511 Jy ! Component: 1200 - total flux cleaned = 0.0171087 Jy ! Component: 1250 - total flux cleaned = 0.0173719 Jy ! Component: 1300 - total flux cleaned = 0.0176341 Jy ! Component: 1350 - total flux cleaned = 0.0180881 Jy ! Component: 1400 - total flux cleaned = 0.0182815 Jy ! Component: 1450 - total flux cleaned = 0.0187293 Jy ! Component: 1500 - total flux cleaned = 0.0190465 Jy ! Component: 1550 - total flux cleaned = 0.0192991 Jy ! Component: 1600 - total flux cleaned = 0.0194875 Jy ! Component: 1650 - total flux cleaned = 0.0198621 Jy ! Component: 1700 - total flux cleaned = 0.0200477 Jy ! Component: 1750 - total flux cleaned = 0.0202322 Jy ! Component: 1800 - total flux cleaned = 0.020416 Jy ! Component: 1850 - total flux cleaned = 0.0207198 Jy ! Component: 1900 - total flux cleaned = 0.020841 Jy ! Component: 1950 - total flux cleaned = 0.0210216 Jy ! Component: 2000 - total flux cleaned = 0.0212606 Jy ! Total flux subtracted in 2048 components = 0.0214981 Jy ! Clean residual min=-0.003412 max=0.003534 Jy/beam ! Clean residual mean=0.000129 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 2.03728 Jy keep ! Adding 198 model components to the UV plane model. ! The established model now contains 318 components and 2.03728 Jy ![Exited script file: muppet] wmap "J0136+4751_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6103 x 0.7705 at 4.976 degrees (North through East) ! Clean map min=-0.0039925 max=1.3803 Jy/beam ! Writing clean map to FITS file: J0136+4751_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.38027 invert ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1591 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00104304 device "J0136+4751_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J0136+4751_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.226702 0.226702 0.453405 0.906809 1.81362 3.62724 7.25447 14.5089 29.0179 58.0358 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.38 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6103 x 0.7705 at 4.976 degrees (North through East) ! Clean map min=-0.0039925 max=1.3803 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0136+4751_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J0136+4751_X_2011_06_28_pus_map.gif/vgif' mapplot cln