! Started logfile: J1357+7643_X_2011_06_28_pus_uvs.log on Sun Apr 22 11:24:20 2012 obs J1357+7643_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1357+7643_X_2011_06_28_pus_uva.fits ! AN table 1: 181 integrations on 153 of 153 possible baselines. ! AN table 2: 40 integrations on 153 of 153 possible baselines. ! AN table 3: 7 integrations on 153 of 153 possible baselines. ! AN table 4: 229 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.131463 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1357+7643 ! ! 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 5253 lines of history. ! ! Reading 36768 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 J1357+7643_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 2203 telescope corrections were flagged in sub-array 1. ! A total of 580 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 2948 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2203 telescope corrections were flagged in sub-array 1. ! A total of 580 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 2948 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2203 telescope corrections were flagged in sub-array 1. ! A total of 580 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 2948 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2203 telescope corrections were flagged in sub-array 1. ! A total of 580 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 2948 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.773107Jy sigma=0.007315 ! Fit after self-cal, rms=0.611944Jy sigma=0.005685 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5165 mas, bmaj=0.6347 mas, bpa=82.05 degrees ! Estimated noise=706.286 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 = 0.31873 Jy ! Component: 100 - total flux cleaned = 0.388234 Jy ! Total flux subtracted in 100 components = 0.388234 Jy ! Clean residual min=-0.005522 max=0.019403 Jy/beam ! Clean residual mean=0.000027 rms=0.001566 Jy/beam ! Combined flux in latest and established models = 0.388234 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.388234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183577Jy sigma=0.001426 ! Fit after self-cal, rms=0.183575Jy sigma=0.001426 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198545 Jy ! Component: 100 - total flux cleaned = 0.0319743 Jy ! Total flux subtracted in 100 components = 0.0319743 Jy ! Clean residual min=-0.004789 max=0.007887 Jy/beam ! Clean residual mean=0.000019 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 0.420208 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.420208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180370Jy sigma=0.001373 ! Fit after self-cal, rms=0.180372Jy sigma=0.001373 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Added new window around map position (0, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00891919 Jy ! Component: 100 - total flux cleaned = 0.0152191 Jy ! Total flux subtracted in 100 components = 0.0152191 Jy ! Clean residual min=-0.004546 max=0.007159 Jy/beam ! Clean residual mean=0.000016 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.435428 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.435428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179670Jy sigma=0.001359 ! Fit after self-cal, rms=0.179666Jy sigma=0.001359 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.6165 mas, bmaj=0.7598 mas, bpa=-85.79 degrees ! Estimated noise=416.508 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 = 0.0114942 Jy ! Component: 100 - total flux cleaned = 0.0184176 Jy ! Component: 150 - total flux cleaned = 0.0230206 Jy ! Component: 200 - total flux cleaned = 0.02617 Jy ! Total flux subtracted in 200 components = 0.02617 Jy ! Clean residual min=-0.003805 max=0.006771 Jy/beam ! Clean residual mean=0.000206 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.461598 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 30 components and 0.461598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179159Jy sigma=0.001346 ! Fit after self-cal, rms=0.179166Jy sigma=0.001346 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Added new window around map position (-1.4, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00583401 Jy ! Component: 100 - total flux cleaned = 0.00705314 Jy ! Component: 150 - total flux cleaned = 0.00793259 Jy ! Component: 200 - total flux cleaned = 0.00866641 Jy ! Total flux subtracted in 200 components = 0.00866641 Jy ! Clean residual min=-0.003817 max=0.004742 Jy/beam ! Clean residual mean=0.000145 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.470264 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.470264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178979Jy sigma=0.001344 ! Fit after self-cal, rms=0.178951Jy sigma=0.001344 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 FT 1.00* HH 1.00* ! HN 0.95 KK 1.12 KP 1.01 MC 1.03 ! MK 1.06 NL 0.97 NY 1.05 OV 0.98 ! PT 1.00 SC 1.00 SH 1.00* TS 1.01 ! WF 0.97 WZ 1.00 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.06 KK 1.00* KP 1.00* MC 0.97 ! MK 1.00* NL 1.00* NY 1.08 OV 1.00* ! PT 1.00* SC 1.00* SH 1.00* TS 1.00* ! WF 0.93 WZ 0.97 ! ! 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* ! ! A total of 213 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 1.01 FT 1.00* HH 1.00* ! HN 0.98 KK 0.97 KP 1.03 MC 1.02 ! MK 1.00 NL 0.97 NY 1.03 OV 0.98 ! PT 0.97 SC 1.04 SH 1.00* TS 1.03 ! WF 0.96 WZ 1.01 ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 FT 1.00* HH 1.00* ! HN 0.98 KK 1.07 KP 0.98 MC 1.03 ! MK 1.00 NL 1.01 NY 1.05 OV 1.00 ! PT 1.02 SC 1.02 SH 1.00* TS 1.02 ! WF 0.98 WZ 1.00 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 1.00* MC 0.98 ! MK 1.00* NL 1.00* NY 1.04 OV 1.00* ! PT 1.00* SC 1.00* SH 1.00* TS 1.00* ! WF 0.94 WZ 0.98 ! ! 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* ! ! A total of 213 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.99 FT 1.00* HH 1.00* ! HN 0.99 KK 0.92 KP 0.99 MC 1.00 ! MK 0.99 NL 1.01 NY 1.00 OV 0.99 ! PT 0.99 SC 1.08 SH 1.00* TS 1.03 ! WF 1.00 WZ 0.98 ! ! ! Correcting IF 3. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 FT 1.00* HH 1.00* ! HN 0.96 KK 1.17 KP 0.99 MC 1.01 ! MK 0.98 NL 0.96 NY 1.05 OV 1.00 ! PT 0.99 SC 1.04 SH 1.00* TS 0.99 ! WF 1.04 WZ 0.98 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 0.93 KK 1.00* KP 1.00* MC 0.93 ! MK 1.00* NL 1.00* NY 1.01 OV 1.00* ! PT 1.00* SC 1.00* SH 1.00* TS 1.00* ! WF 1.03 WZ 0.94 ! ! 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* ! ! A total of 213 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00 KK 0.97 KP 1.00 MC 1.01 ! MK 0.97 NL 0.96 NY 1.01 OV 0.98 ! PT 0.97 SC 1.07 SH 1.00* TS 1.05 ! WF 1.00 WZ 0.98 ! ! ! Correcting IF 4. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 FT 1.00* HH 1.00* ! HN 0.97 KK 1.12 KP 0.97 MC 1.01 ! MK 1.06 NL 1.00 NY 1.04 OV 1.03 ! PT 1.01 SC 1.05 SH 1.00* TS 0.99 ! WF 1.00 WZ 1.06 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 0.95 KK 1.00* KP 1.00* MC 1.01 ! MK 1.00* NL 1.00* NY 1.03 OV 1.00* ! PT 1.00* SC 1.00* SH 1.00* TS 1.00* ! WF 1.04 WZ 1.07 ! ! 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* ! ! A total of 213 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.99 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00 KP 0.99 MC 0.96 ! MK 1.03 NL 0.97 NY 0.98 OV 1.02 ! PT 1.00 SC 1.08 SH 1.00* TS 1.05 ! WF 0.98 WZ 1.05 ! ! ! Fit before self-cal, rms=0.178951Jy sigma=0.001344 ! Fit after self-cal, rms=0.181734Jy sigma=0.001338 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.6178 mas, bmaj=0.763 mas, bpa=-84.75 degrees ! Estimated noise=422.122 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 = -0.000922038 Jy ! Component: 100 - total flux cleaned = -0.00133805 Jy ! Component: 150 - total flux cleaned = -0.00167692 Jy ! Component: 200 - total flux cleaned = -0.00187574 Jy ! Total flux subtracted in 200 components = -0.00187574 Jy ! Clean residual min=-0.002961 max=0.003311 Jy/beam ! Clean residual mean=0.000033 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 0.468388 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.468388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181681Jy sigma=0.001338 ! Fit after self-cal, rms=0.181742Jy sigma=0.001338 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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=0.181742Jy sigma=0.001338 ! Fit after self-cal, rms=0.182093Jy sigma=0.001333 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.6181 mas, bmaj=0.7625 mas, bpa=-85.05 degrees ! Estimated noise=421.854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000685192 Jy ! Component: 100 - total flux cleaned = -0.000889286 Jy ! Component: 150 - total flux cleaned = -0.000846973 Jy ! Component: 200 - total flux cleaned = -0.000768956 Jy ! Total flux subtracted in 200 components = -0.000768956 Jy ! Clean residual min=-0.002614 max=0.003195 Jy/beam ! Clean residual mean=0.000050 rms=0.000619 Jy/beam ! Combined flux in latest and established models = 0.467619 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.467619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182064Jy sigma=0.001333 ! Fit after self-cal, rms=0.182078Jy sigma=0.001333 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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 (-1.4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305369 Jy ! Component: 100 - total flux cleaned = 0.00451998 Jy ! Component: 150 - total flux cleaned = 0.00482803 Jy ! Component: 200 - total flux cleaned = 0.0049593 Jy ! Total flux subtracted in 200 components = 0.0049593 Jy ! Clean residual min=-0.002546 max=0.002739 Jy/beam ! Clean residual mean=0.000012 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.472579 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 71 components and 0.472579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182016Jy sigma=0.001332 ! Fit after self-cal, rms=0.182005Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Added new window around map position (4.4, 23.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215515 Jy ! Component: 100 - total flux cleaned = 0.00239135 Jy ! Component: 150 - total flux cleaned = 0.00247391 Jy ! Component: 200 - total flux cleaned = 0.00247346 Jy ! Total flux subtracted in 200 components = 0.00247346 Jy ! Clean residual min=-0.002691 max=0.002345 Jy/beam ! Clean residual mean=-0.000003 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.475052 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.475052 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181967Jy sigma=0.001332 ! Fit after self-cal, rms=0.181962Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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=0.181962Jy sigma=0.001332 ! Fit after self-cal, rms=0.183225Jy sigma=0.001329 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.6181 mas, bmaj=0.7626 mas, bpa=-85 degrees ! Estimated noise=421.869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000295913 Jy ! Component: 100 - total flux cleaned = -0.000244116 Jy ! Component: 150 - total flux cleaned = -0.000153944 Jy ! Component: 200 - total flux cleaned = -7.37132e-05 Jy ! Total flux subtracted in 200 components = -7.37132e-05 Jy ! Clean residual min=-0.002334 max=0.002341 Jy/beam ! Clean residual mean=-0.000032 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.474978 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.474978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183192Jy sigma=0.001329 ! Fit after self-cal, rms=0.183212Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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 = 3.30802e-05 Jy ! Component: 100 - total flux cleaned = 7.00677e-05 Jy ! Component: 150 - total flux cleaned = 0.00010382 Jy ! Component: 200 - total flux cleaned = 0.000103622 Jy ! Total flux subtracted in 200 components = 0.000103622 Jy ! Clean residual min=-0.002324 max=0.002318 Jy/beam ! Clean residual mean=-0.000032 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.475082 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 90 components and 0.475082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183196Jy sigma=0.001329 ! Fit after self-cal, rms=0.183196Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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=0.183196Jy sigma=0.001329 ! Fit after self-cal, rms=0.183397Jy sigma=0.001329 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=1.921 mas, bmaj=3.027 mas, bpa=-47.44 degrees ! Estimated noise=671.796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.97924e-05 Jy ! Component: 100 - total flux cleaned = -0.000230403 Jy ! Component: 150 - total flux cleaned = -0.000361208 Jy ! Component: 200 - total flux cleaned = -0.00042752 Jy ! Total flux subtracted in 200 components = -0.00042752 Jy ! Clean residual min=-0.002674 max=0.002138 Jy/beam ! Clean residual mean=-0.000092 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.474654 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 0.474654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183393Jy sigma=0.001329 ! Fit after self-cal, rms=0.183397Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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 = -6.31907e-05 Jy ! Component: 100 - total flux cleaned = -6.31168e-05 Jy ! Component: 150 - total flux cleaned = -6.3269e-05 Jy ! Component: 200 - total flux cleaned = -6.30336e-05 Jy ! Total flux subtracted in 200 components = -6.30336e-05 Jy ! Clean residual min=-0.002621 max=0.002150 Jy/beam ! Clean residual mean=-0.000092 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.474591 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 98 components and 0.474591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183395Jy sigma=0.001329 ! Fit after self-cal, rms=0.183395Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.618 mas, bmaj=0.7628 mas, bpa=-85 degrees ! Estimated noise=421.873 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.618 x 0.7628 at -85 degrees (North through East) ! Clean map min=-0.0024937 max=0.41926 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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5183 mas, bmaj=0.6334 mas, bpa=83.01 degrees ! Estimated noise=735.074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.32392 Jy ! Component: 100 - total flux cleaned = 0.394556 Jy ! Component: 150 - total flux cleaned = 0.415493 Jy ! Component: 200 - total flux cleaned = 0.427656 Jy ! Total flux subtracted in 200 components = 0.427656 Jy ! Clean residual min=-0.004481 max=0.006432 Jy/beam ! Clean residual mean=0.000019 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 0.427656 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 0.427656 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.618 mas, bmaj=0.7628 mas, bpa=-85 degrees ! Estimated noise=421.873 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 = 0.0120356 Jy ! Component: 100 - total flux cleaned = 0.0197735 Jy ! Component: 150 - total flux cleaned = 0.025332 Jy ! Component: 200 - total flux cleaned = 0.0295899 Jy ! Total flux subtracted in 200 components = 0.0295899 Jy ! Clean residual min=-0.002174 max=0.002731 Jy/beam ! Clean residual mean=0.000111 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.457246 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 37 components and 0.457246 Jy ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Added new window around map position (-2.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344672 Jy ! Component: 100 - total flux cleaned = 0.00623115 Jy ! Component: 150 - total flux cleaned = 0.00852744 Jy ! Component: 200 - total flux cleaned = 0.0103623 Jy ! Total flux subtracted in 200 components = 0.0103623 Jy ! Clean residual min=-0.002126 max=0.002412 Jy/beam ! Clean residual mean=0.000034 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.467608 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 53 components and 0.467608 Jy ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Added new window around map position (8.4, -9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174689 Jy ! Component: 100 - total flux cleaned = 0.00231928 Jy ! Component: 150 - total flux cleaned = 0.00278343 Jy ! Component: 200 - total flux cleaned = 0.00299885 Jy ! Total flux subtracted in 200 components = 0.00299885 Jy ! Clean residual min=-0.002139 max=0.002296 Jy/beam ! Clean residual mean=0.000011 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.470607 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 72 components and 0.470607 Jy ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Added new window around map position (10.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166215 Jy ! Component: 100 - total flux cleaned = 0.00191883 Jy ! Component: 150 - total flux cleaned = 0.00206301 Jy ! Component: 200 - total flux cleaned = 0.00220048 Jy ! Total flux subtracted in 200 components = 0.00220048 Jy ! Clean residual min=-0.002161 max=0.002091 Jy/beam ! Clean residual mean=-0.000004 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.472807 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 83 components and 0.472808 Jy ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5974 mas, bmaj=0.7481 mas, bpa=-75.99 degrees ! Estimated noise=537.598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000739102 Jy ! Component: 100 - total flux cleaned = -0.00118811 Jy ! Component: 150 - total flux cleaned = -0.00136471 Jy ! Component: 200 - total flux cleaned = -0.00158667 Jy ! Total flux subtracted in 200 components = -0.00158667 Jy ! Clean residual min=-0.002812 max=0.002469 Jy/beam ! Clean residual mean=-0.000045 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.471221 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.46092e-07 Jy ! Component: 100 - total flux cleaned = -5.34539e-05 Jy ! Component: 150 - total flux cleaned = -5.50215e-05 Jy ! Component: 200 - total flux cleaned = -5.6082e-05 Jy ! Total flux subtracted in 200 components = -5.6082e-05 Jy ! Clean residual min=-0.002753 max=0.002471 Jy/beam ! Clean residual mean=-0.000045 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.471165 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 108 components and 0.471165 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183297Jy sigma=0.001328 ! Fit after self-cal, rms=0.183281Jy sigma=0.001328 wmodel J1357+7643_X_2011_06_28_pus_map.mod ! Writing 108 model components to file: J1357+7643_X_2011_06_28_pus_map.mod wobs J1357+7643_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1357+7643_X_2011_06_28_pus_uvs.fits wwins J1357+7643_X_2011_06_28_pus_map.win ! wwins: Wrote 8 windows to J1357+7643_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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109851 Jy ! Component: 100 - total flux cleaned = -0.00142077 Jy ! Component: 150 - total flux cleaned = -0.0015526 Jy ! Component: 200 - total flux cleaned = -0.00150817 Jy ! Component: 250 - total flux cleaned = -0.00150828 Jy ! Component: 300 - total flux cleaned = -0.00150872 Jy ! Component: 350 - total flux cleaned = -0.00154906 Jy ! Component: 400 - total flux cleaned = -0.00154841 Jy ! Component: 450 - total flux cleaned = -0.00139105 Jy ! Component: 500 - total flux cleaned = -0.00143032 Jy ! Component: 550 - total flux cleaned = -0.00143044 Jy ! Component: 600 - total flux cleaned = -0.00146837 Jy ! Component: 650 - total flux cleaned = -0.0015803 Jy ! Component: 700 - total flux cleaned = -0.00169085 Jy ! Component: 750 - total flux cleaned = -0.00172754 Jy ! Component: 800 - total flux cleaned = -0.00183628 Jy ! Component: 850 - total flux cleaned = -0.00190783 Jy ! Component: 900 - total flux cleaned = -0.00197861 Jy ! Component: 950 - total flux cleaned = -0.0020487 Jy ! Component: 1000 - total flux cleaned = -0.00211826 Jy ! Component: 1050 - total flux cleaned = -0.00218696 Jy ! Component: 1100 - total flux cleaned = -0.00222139 Jy ! Component: 1150 - total flux cleaned = -0.00235711 Jy ! Component: 1200 - total flux cleaned = -0.0024248 Jy ! Component: 1250 - total flux cleaned = -0.00245803 Jy ! Component: 1300 - total flux cleaned = -0.00252446 Jy ! Component: 1350 - total flux cleaned = -0.00249153 Jy ! Component: 1400 - total flux cleaned = -0.00262256 Jy ! Component: 1450 - total flux cleaned = -0.00265506 Jy ! Component: 1500 - total flux cleaned = -0.00265517 Jy ! Component: 1550 - total flux cleaned = -0.00268758 Jy ! Component: 1600 - total flux cleaned = -0.00275157 Jy ! Component: 1650 - total flux cleaned = -0.002815 Jy ! Component: 1700 - total flux cleaned = -0.00287791 Jy ! Component: 1750 - total flux cleaned = -0.00284654 Jy ! Component: 1800 - total flux cleaned = -0.00290892 Jy ! Component: 1850 - total flux cleaned = -0.00294011 Jy ! Component: 1900 - total flux cleaned = -0.00306342 Jy ! Component: 1950 - total flux cleaned = -0.00303274 Jy ! Component: 2000 - total flux cleaned = -0.0030326 Jy ! Total flux subtracted in 2048 components = -0.00309356 Jy ! Clean residual min=-0.002012 max=0.001644 Jy/beam ! Clean residual mean=-0.000021 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.468071 Jy keep ! Adding 194 model components to the UV plane model. ! The established model now contains 302 components and 0.468071 Jy ![Exited script file: muppet] wmap "J1357+7643_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5974 x 0.7481 at -75.99 degrees (North through East) ! Clean map min=-0.0020406 max=0.4192 Jy/beam ! Writing clean map to FITS file: J1357+7643_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 0.419199 invert ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! The y-axis pixel size should ideally be below 0.1777 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000528217 device "J1357+7643_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1357+7643_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.378019 0.378019 0.756038 1.51208 3.02415 6.0483 12.0966 24.1932 48.3864 96.7729 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.419 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5974 x 0.7481 at -75.99 degrees (North through East) ! Clean map min=-0.0020406 max=0.4192 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1357+7643_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1357+7643_X_2011_06_28_pus_map.gif/vgif' mapplot cln