! Started logfile: J0808+4052_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:52:50 2013 obs J0808+4052_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0808+4052_X_2001_03_12_pus_uva.fits ! AN table 1: 253 integrations on 136 of 136 possible baselines. ! AN table 2: 46 integrations on 136 of 136 possible baselines. ! AN table 3: 106 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.188689 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0808+4052 ! ! 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 1753 lines of history. ! ! Reading 41572 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 J0808+4052_X_2001_03_12_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 2979 telescope corrections were flagged in sub-array 1. ! A total of 503 telescope corrections were flagged in sub-array 2. ! A total of 1131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2976 telescope corrections were flagged in sub-array 1. ! A total of 504 telescope corrections were flagged in sub-array 2. ! A total of 1129 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3086 telescope corrections were flagged in sub-array 1. ! A total of 504 telescope corrections were flagged in sub-array 2. ! A total of 1147 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3056 telescope corrections were flagged in sub-array 1. ! A total of 505 telescope corrections were flagged in sub-array 2. ! A total of 1136 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.676629Jy sigma=0.005439 ! Fit after self-cal, rms=0.445683Jy sigma=0.003365 ! 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 4.7% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.5052 mas, bmaj=0.8342 mas, bpa=-5.709 degrees ! Estimated noise=875.601 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 = 0.477502 Jy ! Component: 100 - total flux cleaned = 0.606977 Jy ! Total flux subtracted in 100 components = 0.606977 Jy ! Clean residual min=-0.011739 max=0.056439 Jy/beam ! Clean residual mean=-0.000081 rms=0.003386 Jy/beam ! Combined flux in latest and established models = 0.606977 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.606977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253093Jy sigma=0.001589 ! Fit after self-cal, rms=0.252780Jy sigma=0.001587 ! Inverting map ! Your choice of large map pixels excluded 4.7% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0610393 Jy ! Component: 100 - total flux cleaned = 0.0930154 Jy ! Total flux subtracted in 100 components = 0.0930154 Jy ! Clean residual min=-0.012193 max=0.016214 Jy/beam ! Clean residual mean=-0.000093 rms=0.002235 Jy/beam ! Combined flux in latest and established models = 0.699993 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.699993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235746Jy sigma=0.001324 ! Fit after self-cal, rms=0.235546Jy sigma=0.001322 ! Inverting map ! Your choice of large map pixels excluded 4.7% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0208089 Jy ! Component: 100 - total flux cleaned = 0.0337279 Jy ! Total flux subtracted in 100 components = 0.0337279 Jy ! Clean residual min=-0.012282 max=0.008673 Jy/beam ! Clean residual mean=-0.000098 rms=0.002028 Jy/beam ! Combined flux in latest and established models = 0.733721 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.733721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233558Jy sigma=0.001282 ! Fit after self-cal, rms=0.233473Jy sigma=0.001281 ! Inverting map ! Your choice of large map pixels excluded 4.7% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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 4.7% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.6022 mas, bmaj=1.053 mas, bpa=-5.149 degrees ! Estimated noise=448.177 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 (0.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128325 Jy ! Component: 100 - total flux cleaned = 0.0187129 Jy ! Component: 150 - total flux cleaned = 0.0191216 Jy ! Component: 200 - total flux cleaned = 0.0193048 Jy ! Total flux subtracted in 200 components = 0.0193048 Jy ! Clean residual min=-0.008322 max=0.006275 Jy/beam ! Clean residual mean=-0.000528 rms=0.001864 Jy/beam ! Combined flux in latest and established models = 0.753026 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.753026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232740Jy sigma=0.001271 ! Fit after self-cal, rms=0.232684Jy sigma=0.001270 ! Inverting map ! Your choice of large map pixels excluded 4.7% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 141 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HH 1.00* HN 0.99 ! KK 1.03 KP 1.02 LA 0.98 MA 1.07 ! MC 1.01 MK 0.98 NL 0.99 ON 0.83 ! OV 0.96 PT 0.97 SC 0.96 TS 0.92 ! WZ 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 HH 1.00* HN 1.00 ! KK 1.00* KP 1.01 LA 0.95 MA 1.00* ! MC 1.00* MK 0.93 NL 1.01 ON 1.03 ! OV 0.97 PT 0.96 SC 1.23 TS 0.94 ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.02 HH 1.28 HN 1.00 ! KK 0.95 KP 1.05 LA 0.98 MA 1.35 ! MC 1.10 MK 0.94 NL 1.01 ON 0.79 ! OV 0.94 PT 0.99 SC 1.03 TS 1.01 ! WZ 1.10 ! ! ! Correcting IF 2. ! A total of 138 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HH 1.00* HN 1.00 ! KK 0.99 KP 0.97 LA 0.97 MA 0.97 ! MC 1.00 MK 0.98 NL 0.95 ON 0.82 ! OV 0.98 PT 1.01 SC 0.94 TS 1.00 ! WZ 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HH 1.00* HN 0.97 ! KK 1.00* KP 0.94 LA 0.95 MA 1.00* ! MC 1.00* MK 0.92 NL 0.96 ON 1.14 ! OV 0.96 PT 0.98 SC 1.17 TS 0.93 ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.01 HH 1.08 HN 0.99 ! KK 0.96 KP 1.00 LA 0.98 MA 0.96 ! MC 1.10 MK 0.95 NL 0.96 ON 0.80 ! OV 0.93 PT 1.04 SC 1.01 TS 1.02 ! WZ 1.08 ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HH 1.00* HN 1.00 ! KK 1.09 KP 0.95 LA 1.00 MA 1.05 ! MC 1.06 MK 0.99 NL 0.98 ON 0.83 ! OV 1.00 PT 1.04 SC 0.95 TS 0.94 ! WZ 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 HH 1.00* HN 0.99 ! KK 1.00* KP 0.92 LA 0.96 MA 1.00* ! MC 1.00* MK 0.94 NL 1.00 ON 1.19 ! OV 1.00 PT 1.01 SC 1.25 TS 0.93 ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00 HH 1.20 HN 1.00 ! KK 1.02 KP 0.99 LA 0.99 MA 1.89 ! MC 1.19 MK 0.96 NL 0.99 ON 0.79 ! OV 0.95 PT 1.07 SC 1.03 TS 0.97 ! WZ 1.09 ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HH 1.00* HN 1.00 ! KK 1.00 KP 0.95 LA 0.97 MA 1.10 ! MC 1.00 MK 1.04 NL 1.00 ON 0.85 ! OV 0.98 PT 1.04 SC 1.00 TS 0.94 ! WZ 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HH 1.00* HN 1.01 ! KK 1.00* KP 0.92 LA 0.94 MA 1.00* ! MC 1.00* MK 0.94 NL 0.99 ON 1.16 ! OV 0.97 PT 1.06 SC 1.38 TS 0.96 ! WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 HH 1.04 HN 1.01 ! KK 0.97 KP 0.96 LA 0.98 MA 0.94 ! MC 1.13 MK 1.00 NL 1.01 ON 0.80 ! OV 0.94 PT 1.06 SC 1.08 TS 0.98 ! WZ 1.07 ! ! ! Fit before self-cal, rms=0.232684Jy sigma=0.001270 ! Fit after self-cal, rms=0.219039Jy sigma=0.001223 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.6053 mas, bmaj=1.068 mas, bpa=-5.262 degrees ! Estimated noise=447.849 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 = -0.00129967 Jy ! Component: 100 - total flux cleaned = -0.00230378 Jy ! Component: 150 - total flux cleaned = -0.00313028 Jy ! Component: 200 - total flux cleaned = -0.00392936 Jy ! Total flux subtracted in 200 components = -0.00392936 Jy ! Clean residual min=-0.005257 max=0.004387 Jy/beam ! Clean residual mean=-0.000468 rms=0.001294 Jy/beam ! Combined flux in latest and established models = 0.749096 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.749096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218861Jy sigma=0.001221 ! Fit after self-cal, rms=0.218878Jy sigma=0.001221 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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=0.218878Jy sigma=0.001221 ! Fit after self-cal, rms=0.218947Jy sigma=0.001191 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.6042 mas, bmaj=1.078 mas, bpa=-4.893 degrees ! Estimated noise=448.344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000315372 Jy ! Component: 100 - total flux cleaned = 0.000765681 Jy ! Component: 150 - total flux cleaned = 0.00100693 Jy ! Component: 200 - total flux cleaned = 0.00122285 Jy ! Total flux subtracted in 200 components = 0.00122285 Jy ! Clean residual min=-0.003026 max=0.003829 Jy/beam ! Clean residual mean=-0.000001 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.750319 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 41 components and 0.750319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218763Jy sigma=0.001189 ! Fit after self-cal, rms=0.218792Jy sigma=0.001188 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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 (5.8, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333486 Jy ! Component: 100 - total flux cleaned = 0.00509177 Jy ! Component: 150 - total flux cleaned = 0.00597711 Jy ! Component: 200 - total flux cleaned = 0.0065975 Jy ! Total flux subtracted in 200 components = 0.0065975 Jy ! Clean residual min=-0.002846 max=0.003333 Jy/beam ! Clean residual mean=-0.000017 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 0.756917 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 0.756917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218688Jy sigma=0.001187 ! Fit after self-cal, rms=0.218675Jy sigma=0.001187 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Added new window around map position (10.4, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268586 Jy ! Component: 100 - total flux cleaned = 0.00378815 Jy ! Component: 150 - total flux cleaned = 0.00435287 Jy ! Component: 200 - total flux cleaned = 0.00494896 Jy ! Total flux subtracted in 200 components = 0.00494896 Jy ! Clean residual min=-0.002831 max=0.002950 Jy/beam ! Clean residual mean=-0.000032 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.761866 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 0.761866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218593Jy sigma=0.001186 ! Fit after self-cal, rms=0.218585Jy sigma=0.001186 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Added new window around map position (2.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276116 Jy ! Component: 100 - total flux cleaned = 0.00373129 Jy ! Component: 150 - total flux cleaned = 0.00437415 Jy ! Component: 200 - total flux cleaned = 0.00470785 Jy ! Total flux subtracted in 200 components = 0.00470785 Jy ! Clean residual min=-0.002754 max=0.002291 Jy/beam ! Clean residual mean=-0.000044 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.766573 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 78 components and 0.766573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218519Jy sigma=0.001185 ! Fit after self-cal, rms=0.218509Jy sigma=0.001185 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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=0.218509Jy sigma=0.001185 ! Fit after self-cal, rms=0.218935Jy sigma=0.001185 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.604 mas, bmaj=1.082 mas, bpa=-4.78 degrees ! Estimated noise=448.066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000664012 Jy ! Component: 100 - total flux cleaned = -9.64036e-05 Jy ! Component: 150 - total flux cleaned = 0.000268727 Jy ! Component: 200 - total flux cleaned = 0.000875964 Jy ! Total flux subtracted in 200 components = 0.000875964 Jy ! Clean residual min=-0.002339 max=0.002244 Jy/beam ! Clean residual mean=-0.000012 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.767449 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.767449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218871Jy sigma=0.001184 ! Fit after self-cal, rms=0.218869Jy sigma=0.001184 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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 = 0.00057626 Jy ! Component: 100 - total flux cleaned = 0.00113316 Jy ! Component: 150 - total flux cleaned = 0.00170467 Jy ! Component: 200 - total flux cleaned = 0.00213317 Jy ! Total flux subtracted in 200 components = 0.00213317 Jy ! Clean residual min=-0.002294 max=0.002260 Jy/beam ! Clean residual mean=-0.000017 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.769583 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 86 components and 0.769583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218834Jy sigma=0.001184 ! Fit after self-cal, rms=0.218828Jy sigma=0.001184 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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=0.218828Jy sigma=0.001184 ! Fit after self-cal, rms=0.219139Jy sigma=0.001183 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=2.482 mas, bmaj=2.65 mas, bpa=12.16 degrees ! Estimated noise=609.117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212744 Jy ! Component: 100 - total flux cleaned = 0.0029825 Jy ! Component: 150 - total flux cleaned = 0.00360492 Jy ! Component: 200 - total flux cleaned = 0.00404279 Jy ! Total flux subtracted in 200 components = 0.00404279 Jy ! Clean residual min=-0.002518 max=0.002258 Jy/beam ! Clean residual mean=-0.000064 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.773625 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.773625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219133Jy sigma=0.001183 ! Fit after self-cal, rms=0.219134Jy sigma=0.001183 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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 = 0.000301845 Jy ! Component: 100 - total flux cleaned = 0.000678985 Jy ! Component: 150 - total flux cleaned = 0.000967048 Jy ! Component: 200 - total flux cleaned = 0.00119095 Jy ! Total flux subtracted in 200 components = 0.00119095 Jy ! Clean residual min=-0.002446 max=0.002208 Jy/beam ! Clean residual mean=-0.000073 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.774816 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 0.774816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219130Jy sigma=0.001183 ! Fit after self-cal, rms=0.219127Jy sigma=0.001183 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.604 mas, bmaj=1.084 mas, bpa=-4.723 degrees ! Estimated noise=447.846 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.604 x 1.084 at -4.723 degrees (North through East) ! Clean map min=-0.0023213 max=0.6321 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=0.219127Jy sigma=0.001183 ! Fit after self-cal, rms=0.211764Jy sigma=0.001103 ! Inverting map and beam ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.6039 mas, bmaj=1.083 mas, bpa=-4.714 degrees ! Estimated noise=447.469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114278 Jy ! Component: 100 - total flux cleaned = -0.00126035 Jy ! Component: 150 - total flux cleaned = -0.00121068 Jy ! Component: 200 - total flux cleaned = -0.00121135 Jy ! Total flux subtracted in 200 components = -0.00121135 Jy ! Clean residual min=-0.002156 max=0.002109 Jy/beam ! Clean residual mean=0.000002 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.773605 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 116 components and 0.773605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211732Jy sigma=0.001103 ! Fit after self-cal, rms=0.211730Jy sigma=0.001103 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000106585 Jy ! Component: 100 - total flux cleaned = 0.000192868 Jy ! Component: 150 - total flux cleaned = 0.000193335 Jy ! Component: 200 - total flux cleaned = 0.000270074 Jy ! Total flux subtracted in 200 components = 0.000270074 Jy ! Clean residual min=-0.002151 max=0.002103 Jy/beam ! Clean residual mean=0.000001 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.773875 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 118 components and 0.773875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211713Jy sigma=0.001103 ! Fit after self-cal, rms=0.211710Jy sigma=0.001103 ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211710Jy sigma=0.001103 ! Fit after self-cal, rms=0.212056Jy sigma=0.001103 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 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.5061 mas, bmaj=0.8605 mas, bpa=-4.782 degrees ! Estimated noise=883.002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.478458 Jy ! Component: 100 - total flux cleaned = 0.603853 Jy ! Component: 150 - total flux cleaned = 0.660157 Jy ! Component: 200 - total flux cleaned = 0.689232 Jy ! Total flux subtracted in 200 components = 0.689232 Jy ! Clean residual min=-0.005054 max=0.014724 Jy/beam ! Clean residual mean=0.000004 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 0.689231 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 0.689231 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.6039 mas, bmaj=1.085 mas, bpa=-4.657 degrees ! Estimated noise=447.196 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 = 0.0287759 Jy ! Component: 100 - total flux cleaned = 0.0432694 Jy ! Component: 150 - total flux cleaned = 0.0514034 Jy ! Component: 200 - total flux cleaned = 0.0570437 Jy ! Total flux subtracted in 200 components = 0.0570437 Jy ! Clean residual min=-0.002684 max=0.003321 Jy/beam ! Clean residual mean=0.000066 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.746275 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 40 components and 0.746275 Jy ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00449617 Jy ! Component: 100 - total flux cleaned = 0.00822637 Jy ! Component: 150 - total flux cleaned = 0.0113836 Jy ! Component: 200 - total flux cleaned = 0.0140832 Jy ! Total flux subtracted in 200 components = 0.0140832 Jy ! Clean residual min=-0.002430 max=0.002387 Jy/beam ! Clean residual mean=0.000035 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.760358 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 62 components and 0.760359 Jy ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 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 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=2.482 mas, bmaj=2.65 mas, bpa=12.16 degrees ! Estimated noise=607.792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407116 Jy ! Component: 100 - total flux cleaned = 0.00683386 Jy ! Component: 150 - total flux cleaned = 0.00866536 Jy ! Component: 200 - total flux cleaned = 0.0095983 Jy ! Total flux subtracted in 200 components = 0.0095983 Jy ! Clean residual min=-0.002317 max=0.002430 Jy/beam ! Clean residual mean=0.000032 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.769957 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 = 0.000778395 Jy ! Component: 100 - total flux cleaned = 0.00138805 Jy ! Component: 150 - total flux cleaned = 0.00194655 Jy ! Component: 200 - total flux cleaned = 0.00238648 Jy ! Total flux subtracted in 200 components = 0.00238648 Jy ! Clean residual min=-0.002194 max=0.002363 Jy/beam ! Clean residual mean=0.000014 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.772343 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 108 components and 0.772343 Jy ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! Estimated beam: bmin=0.6039 mas, bmaj=1.085 mas, bpa=-4.657 degrees ! Estimated noise=447.196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000209359 Jy ! Component: 100 - total flux cleaned = -0.000211217 Jy ! Component: 150 - total flux cleaned = -0.000113643 Jy ! Component: 200 - total flux cleaned = 2.69947e-05 Jy ! Total flux subtracted in 200 components = 2.69947e-05 Jy ! Clean residual min=-0.002172 max=0.002227 Jy/beam ! Clean residual mean=0.000005 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.77237 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 119 components and 0.77237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212028Jy sigma=0.001103 ! Fit after self-cal, rms=0.212002Jy sigma=0.001103 wmodel J0808+4052_X_2001_03_12_pus_map.mod ! Writing 119 model components to file: J0808+4052_X_2001_03_12_pus_map.mod wobs J0808+4052_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0808+4052_X_2001_03_12_pus_uvs.fits wwins J0808+4052_X_2001_03_12_pus_map.win ! wwins: Wrote 5 windows to J0808+4052_X_2001_03_12_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 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124829 Jy ! Component: 100 - total flux cleaned = 0.000125635 Jy ! Component: 150 - total flux cleaned = 1.80381e-05 Jy ! Component: 200 - total flux cleaned = -1.71919e-05 Jy ! Component: 250 - total flux cleaned = -1.7187e-05 Jy ! Component: 300 - total flux cleaned = 1.56091e-05 Jy ! Component: 350 - total flux cleaned = 1.54946e-05 Jy ! Component: 400 - total flux cleaned = -1.58917e-05 Jy ! Component: 450 - total flux cleaned = -1.61462e-05 Jy ! Component: 500 - total flux cleaned = -4.66749e-05 Jy ! Component: 550 - total flux cleaned = -4.68015e-05 Jy ! Component: 600 - total flux cleaned = -0.000106151 Jy ! Component: 650 - total flux cleaned = -0.000135485 Jy ! Component: 700 - total flux cleaned = -0.000193578 Jy ! Component: 750 - total flux cleaned = -0.000193709 Jy ! Component: 800 - total flux cleaned = -0.000222345 Jy ! Component: 850 - total flux cleaned = -0.00022227 Jy ! Component: 900 - total flux cleaned = -0.000194683 Jy ! Component: 950 - total flux cleaned = -0.000250256 Jy ! Component: 1000 - total flux cleaned = -0.000222916 Jy ! Component: 1050 - total flux cleaned = -0.000304567 Jy ! Component: 1100 - total flux cleaned = -0.000358557 Jy ! Component: 1150 - total flux cleaned = -0.000251344 Jy ! Component: 1200 - total flux cleaned = -0.000357889 Jy ! Component: 1250 - total flux cleaned = -0.000331187 Jy ! Component: 1300 - total flux cleaned = -0.000357424 Jy ! Component: 1350 - total flux cleaned = -0.000383516 Jy ! Component: 1400 - total flux cleaned = -0.000409592 Jy ! Component: 1450 - total flux cleaned = -0.000461224 Jy ! Component: 1500 - total flux cleaned = -0.000538049 Jy ! Component: 1550 - total flux cleaned = -0.000614386 Jy ! Component: 1600 - total flux cleaned = -0.000589108 Jy ! Component: 1650 - total flux cleaned = -0.000715318 Jy ! Component: 1700 - total flux cleaned = -0.000765553 Jy ! Component: 1750 - total flux cleaned = -0.00091553 Jy ! Component: 1800 - total flux cleaned = -0.000840761 Jy ! Component: 1850 - total flux cleaned = -0.000890309 Jy ! Component: 1900 - total flux cleaned = -0.00101354 Jy ! Component: 1950 - total flux cleaned = -0.000989036 Jy ! Component: 2000 - total flux cleaned = -0.00111106 Jy ! Total flux subtracted in 2048 components = -0.00111104 Jy ! Clean residual min=-0.001270 max=0.001362 Jy/beam ! Clean residual mean=0.000008 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.771259 Jy keep ! Adding 176 model components to the UV plane model. ! The established model now contains 295 components and 0.771259 Jy ![Exited script file: muppet] wmap "J0808+4052_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6039 x 1.085 at -4.657 degrees (North through East) ! Clean map min=-0.0018419 max=0.63064 Jy/beam ! Writing clean map to FITS file: J0808+4052_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.630636 invert ! Inverting map ! Your choice of large map pixels excluded 4.69% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! The y-axis pixel size should ideally be below 0.163 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000427342 device "J0808+4052_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0808+4052_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.203291 0.203291 0.406582 0.813164 1.62633 3.25265 6.50531 13.0106 26.0212 52.0425 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.63 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6039 x 1.085 at -4.657 degrees (North through East) ! Clean map min=-0.0018419 max=0.63064 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0808+4052_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:53:03 2013