! Started logfile: J2253+1942_X_2003_07_09_pus_uvs.log on Sun Apr 7 17:15:31 2013 obs J2253+1942_X_2003_07_09_pus_uva.fits ! Reading UV FITS file: J2253+1942_X_2003_07_09_pus_uva.fits ! AN table 1: 210 integrations on 171 of 171 possible baselines. ! AN table 2: 322 integrations on 171 of 171 possible baselines. ! AN table 3: 192 integrations on 171 of 171 possible baselines. ! AN table 4: 168 integrations on 171 of 171 possible baselines. ! AN table 5: 452 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0701406 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2253+1942 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1874 lines of history. ! ! Reading 64480 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 J2253+1942_X_2003_07_09_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 3294 telescope corrections were flagged in sub-array 1. ! A total of 4624 telescope corrections were flagged in sub-array 2. ! A total of 2392 telescope corrections were flagged in sub-array 3. ! A total of 2780 telescope corrections were flagged in sub-array 4. ! A total of 6765 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 3294 telescope corrections were flagged in sub-array 1. ! A total of 4630 telescope corrections were flagged in sub-array 2. ! A total of 2392 telescope corrections were flagged in sub-array 3. ! A total of 2780 telescope corrections were flagged in sub-array 4. ! A total of 6768 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 3294 telescope corrections were flagged in sub-array 1. ! A total of 4650 telescope corrections were flagged in sub-array 2. ! A total of 2389 telescope corrections were flagged in sub-array 3. ! A total of 2792 telescope corrections were flagged in sub-array 4. ! A total of 6787 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 3294 telescope corrections were flagged in sub-array 1. ! A total of 4667 telescope corrections were flagged in sub-array 2. ! A total of 2392 telescope corrections were flagged in sub-array 3. ! A total of 2790 telescope corrections were flagged in sub-array 4. ! A total of 6876 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.870067Jy sigma=0.006290 ! Fit after self-cal, rms=0.683800Jy sigma=0.004790 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.284% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.5879 mas, bmaj=1.157 mas, bpa=1.038 degrees ! Estimated noise=824.087 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 = 0.273143 Jy ! Component: 100 - total flux cleaned = 0.344092 Jy ! Total flux subtracted in 100 components = 0.344092 Jy ! Clean residual min=-0.007805 max=0.030303 Jy/beam ! Clean residual mean=0.000009 rms=0.002269 Jy/beam ! Combined flux in latest and established models = 0.344092 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.344092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243860Jy sigma=0.001311 ! Fit after self-cal, rms=0.243462Jy sigma=0.001310 ! Inverting map ! Your choice of large map pixels excluded 0.284% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0326218 Jy ! Component: 100 - total flux cleaned = 0.049891 Jy ! Total flux subtracted in 100 components = 0.049891 Jy ! Clean residual min=-0.006858 max=0.015259 Jy/beam ! Clean residual mean=0.000007 rms=0.001808 Jy/beam ! Combined flux in latest and established models = 0.393983 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.393983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238723Jy sigma=0.001237 ! Fit after self-cal, rms=0.238350Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 0.284% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Added new window around map position (-0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141646 Jy ! Component: 100 - total flux cleaned = 0.0232219 Jy ! Total flux subtracted in 100 components = 0.0232219 Jy ! Clean residual min=-0.006552 max=0.010675 Jy/beam ! Clean residual mean=0.000007 rms=0.001697 Jy/beam ! Combined flux in latest and established models = 0.417204 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.417204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237348Jy sigma=0.001220 ! Fit after self-cal, rms=0.237239Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 0.284% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.284% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.662 mas, bmaj=1.384 mas, bpa=-0.04025 degrees ! Estimated noise=410.403 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, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139101 Jy ! Component: 100 - total flux cleaned = 0.021574 Jy ! Component: 150 - total flux cleaned = 0.0267033 Jy ! Component: 200 - total flux cleaned = 0.0285656 Jy ! Total flux subtracted in 200 components = 0.0285656 Jy ! Clean residual min=-0.005312 max=0.005911 Jy/beam ! Clean residual mean=-0.000087 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 0.44577 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 45 components and 0.44577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236555Jy sigma=0.001209 ! Fit after self-cal, rms=0.236460Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 0.284% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 198 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GC 1.04 GG 1.00* ! HN 0.97 KP 1.00 LA 0.99 MA 1.00* ! MK 1.01 NL 1.00 NY 1.06 ON 0.97 ! OV 0.96 PT 0.96 SC 0.94 TC 1.00* ! TS 1.44 WF 1.05 WZ 1.09 ! ! A total of 177 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 GC 1.12 GG 1.00* ! HN 0.93 KP 0.99 LA 0.98 MA 1.02 ! MK 1.01 NL 1.04 NY 1.02 ON 1.16 ! OV 0.97 PT 0.98 SC 1.44 TC 1.00* ! TS 1.05 WF 1.10 WZ 1.01 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.01 GC 1.05 GG 1.00* ! HN 0.97 KP 0.93 LA 1.01 MA 0.98 ! MK 0.89 NL 1.04 NY 1.06 ON 1.10 ! OV 1.01 PT 1.03 SC 1.03 TC 1.00* ! TS 0.90 WF 1.00* WZ 0.95 ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.07 ! MK 1.00* NL 1.00* NY 1.03 ON 1.04 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.78 WF 1.00* WZ 1.13 ! ! A total of 255 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.01 FD 0.96 GC 0.97 GG 1.00* ! HN 1.30 KP 0.94 LA 1.01 MA 0.84 ! MK 0.91 NL 1.15 NY 1.02 ON 1.05 ! OV 0.99 PT 0.99 SC 1.00* TC 1.00* ! TS 0.92 WF 1.08 WZ 1.16 ! ! ! Correcting IF 2. ! A total of 198 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 GC 1.08 GG 1.00* ! HN 0.98 KP 1.00 LA 0.97 MA 1.00* ! MK 1.02 NL 0.99 NY 1.06 ON 1.02 ! OV 0.95 PT 1.00 SC 0.94 TC 1.00* ! TS 1.35 WF 1.03 WZ 1.22 ! ! A total of 159 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 GC 1.10 GG 1.00* ! HN 0.94 KP 0.98 LA 0.98 MA 1.05 ! MK 1.02 NL 1.03 NY 1.03 ON 0.97 ! OV 0.94 PT 1.02 SC 1.49 TC 1.00* ! TS 1.09 WF 1.12 WZ 1.04 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.02 GC 1.07 GG 1.00* ! HN 0.99 KP 0.90 LA 1.02 MA 0.96 ! MK 0.99 NL 1.02 NY 1.05 ON 1.11 ! OV 1.02 PT 1.07 SC 1.07 TC 1.00* ! TS 0.87 WF 1.00* WZ 1.02 ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.05 ! MK 1.00* NL 1.00* NY 1.10 ON 1.05 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.76 WF 1.00* WZ 1.13 ! ! A total of 252 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.03 FD 0.94 GC 1.02 GG 1.00* ! HN 1.34 KP 0.89 LA 1.01 MA 0.83 ! MK 0.92 NL 1.09 NY 1.09 ON 1.00 ! OV 0.98 PT 1.04 SC 1.00* TC 1.00* ! TS 0.91 WF 1.03 WZ 1.14 ! ! ! Correcting IF 3. ! A total of 198 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 0.98 GG 1.00* ! HN 0.95 KP 0.99 LA 0.97 MA 1.00* ! MK 0.96 NL 1.04 NY 1.03 ON 0.99 ! OV 0.97 PT 0.96 SC 0.90 TC 1.00* ! TS 1.51 WF 1.02 WZ 1.08 ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.95 GC 1.02 GG 1.00* ! HN 0.92 KP 0.96 LA 0.97 MA 0.92 ! MK 0.99 NL 1.04 NY 1.06 ON 0.97 ! OV 0.98 PT 0.95 SC 1.29 TC 1.00* ! TS 1.06 WF 0.98 WZ 1.07 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.01 GC 1.00 GG 1.00* ! HN 0.96 KP 0.82 LA 1.01 MA 0.86 ! MK 0.97 NL 1.02 NY 1.10 ON 1.08 ! OV 1.05 PT 1.04 SC 1.00 TC 1.00* ! TS 0.94 WF 1.00* WZ 0.96 ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 0.95 ! MK 1.00* NL 1.00* NY 1.13 ON 0.99 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.81 WF 1.00* WZ 1.07 ! ! A total of 252 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.02 FD 0.93 GC 0.99 GG 1.00* ! HN 1.16 KP 0.83 LA 1.02 MA 0.81 ! MK 0.89 NL 1.04 NY 1.11 ON 0.94 ! OV 1.02 PT 1.05 SC 1.00* TC 1.00* ! TS 0.91 WF 1.01 WZ 1.11 ! ! ! Correcting IF 4. ! A total of 198 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 GC 1.05 GG 1.00* ! HN 1.05 KP 0.97 LA 0.94 MA 1.00* ! MK 1.03 NL 0.97 NY 1.02 ON 0.94 ! OV 0.94 PT 0.92 SC 0.97 TC 1.00* ! TS 1.45 WF 1.00 WZ 1.07 ! ! A total of 120 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.94 GC 0.99 GG 1.00* ! HN 0.92 KP 0.97 LA 0.97 MA 0.92 ! MK 1.02 NL 1.00 NY 1.04 ON 0.98 ! OV 0.95 PT 0.96 SC 1.44 TC 1.00* ! TS 1.03 WF 1.06 WZ 1.03 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.97 GC 1.01 GG 1.00* ! HN 0.99 KP 0.86 LA 1.00 MA 0.94 ! MK 0.95 NL 1.00 NY 1.06 ON 1.18 ! OV 1.02 PT 1.05 SC 1.06 TC 1.00* ! TS 0.92 WF 1.00* WZ 0.91 ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.01 ! MK 1.00* NL 1.00* NY 1.01 ON 1.08 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.77 WF 1.00* WZ 1.06 ! ! A total of 279 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 0.91 GC 1.01 GG 1.00* ! HN 1.25 KP 0.87 LA 0.98 MA 0.72 ! MK 0.93 NL 1.07 NY 1.08 ON 0.99 ! OV 1.00 PT 1.05 SC 1.00* TC 1.00* ! TS 0.87 WF 0.97 WZ 1.18 ! ! ! Fit before self-cal, rms=0.236460Jy sigma=0.001209 ! Fit after self-cal, rms=0.239463Jy sigma=0.001189 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.6597 mas, bmaj=1.383 mas, bpa=-0.06558 degrees ! Estimated noise=413.643 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 = 0.00062148 Jy ! Component: 100 - total flux cleaned = 0.000486554 Jy ! Component: 150 - total flux cleaned = 0.000369332 Jy ! Component: 200 - total flux cleaned = 0.000266564 Jy ! Total flux subtracted in 200 components = 0.000266564 Jy ! Clean residual min=-0.003466 max=0.002775 Jy/beam ! Clean residual mean=-0.000012 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.446037 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.446037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239427Jy sigma=0.001188 ! Fit after self-cal, rms=0.239370Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 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=0.239370Jy sigma=0.001188 ! Fit after self-cal, rms=0.239387Jy sigma=0.001179 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.661 mas, bmaj=1.382 mas, bpa=-0.3169 degrees ! Estimated noise=413.566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000459061 Jy ! Component: 100 - total flux cleaned = -0.000409448 Jy ! Component: 150 - total flux cleaned = -4.72678e-05 Jy ! Component: 200 - total flux cleaned = 0.000161942 Jy ! Total flux subtracted in 200 components = 0.000161942 Jy ! Clean residual min=-0.002522 max=0.002372 Jy/beam ! Clean residual mean=0.000013 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.446199 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.446199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239340Jy sigma=0.001178 ! Fit after self-cal, rms=0.239519Jy sigma=0.001178 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 = 0.000492806 Jy ! Component: 100 - total flux cleaned = 0.00053581 Jy ! Component: 150 - total flux cleaned = 0.00060907 Jy ! Component: 200 - total flux cleaned = 0.000640474 Jy ! Total flux subtracted in 200 components = 0.000640474 Jy ! Clean residual min=-0.002563 max=0.002393 Jy/beam ! Clean residual mean=0.000005 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.446839 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.446839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239505Jy sigma=0.001178 ! Fit after self-cal, rms=0.239511Jy sigma=0.001178 ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 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=0.239511Jy sigma=0.001178 ! Fit after self-cal, rms=0.239737Jy sigma=0.001176 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.6625 mas, bmaj=1.382 mas, bpa=-0.4763 degrees ! Estimated noise=413.759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000505812 Jy ! Component: 100 - total flux cleaned = -0.000344442 Jy ! Component: 150 - total flux cleaned = -0.000118431 Jy ! Component: 200 - total flux cleaned = 7.50039e-05 Jy ! Total flux subtracted in 200 components = 7.50039e-05 Jy ! Clean residual min=-0.001857 max=0.002106 Jy/beam ! Clean residual mean=0.000009 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.446914 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 0.446914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239712Jy sigma=0.001176 ! Fit after self-cal, rms=0.239709Jy sigma=0.001176 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 (18.4, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197744 Jy ! Component: 100 - total flux cleaned = 0.00264589 Jy ! Component: 150 - total flux cleaned = 0.00296398 Jy ! Component: 200 - total flux cleaned = 0.00306971 Jy ! Total flux subtracted in 200 components = 0.00306971 Jy ! Clean residual min=-0.001877 max=0.001910 Jy/beam ! Clean residual mean=0.000004 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.449984 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.449984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239683Jy sigma=0.001175 ! Fit after self-cal, rms=0.239676Jy sigma=0.001175 ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Added new window around map position (-22.2, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110275 Jy ! Component: 100 - total flux cleaned = 0.00139323 Jy ! Component: 150 - total flux cleaned = 0.00164923 Jy ! Component: 200 - total flux cleaned = 0.00171505 Jy ! Total flux subtracted in 200 components = 0.00171505 Jy ! Clean residual min=-0.001850 max=0.001816 Jy/beam ! Clean residual mean=0.000004 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.451699 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 101 components and 0.451699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239657Jy sigma=0.001175 ! Fit after self-cal, rms=0.239652Jy sigma=0.001175 ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 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=0.239652Jy sigma=0.001175 ! Fit after self-cal, rms=0.239769Jy sigma=0.001175 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=2.493 mas, bmaj=2.691 mas, bpa=-7.869 degrees ! Estimated noise=559.158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000407478 Jy ! Component: 100 - total flux cleaned = 0.000592191 Jy ! Component: 150 - total flux cleaned = 0.000781496 Jy ! Component: 200 - total flux cleaned = 0.000942216 Jy ! Total flux subtracted in 200 components = 0.000942216 Jy ! Clean residual min=-0.002036 max=0.001982 Jy/beam ! Clean residual mean=0.000008 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.452641 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 107 components and 0.452641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239764Jy sigma=0.001175 ! Fit after self-cal, rms=0.239759Jy sigma=0.001175 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 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 = 0.00011599 Jy ! Component: 100 - total flux cleaned = 0.000237812 Jy ! Component: 150 - total flux cleaned = 0.000364171 Jy ! Component: 200 - total flux cleaned = 0.000401194 Jy ! Total flux subtracted in 200 components = 0.000401194 Jy ! Clean residual min=-0.002040 max=0.001991 Jy/beam ! Clean residual mean=0.000005 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.453042 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.453042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239756Jy sigma=0.001175 ! Fit after self-cal, rms=0.239759Jy sigma=0.001175 ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.6634 mas, bmaj=1.382 mas, bpa=-0.5631 degrees ! Estimated noise=413.8 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6634 x 1.382 at -0.5631 degrees (North through East) ! Clean map min=-0.0017395 max=0.35542 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 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.5886 mas, bmaj=1.164 mas, bpa=0.1125 degrees ! Estimated noise=829.483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.272354 Jy ! Component: 100 - total flux cleaned = 0.340979 Jy ! Component: 150 - total flux cleaned = 0.3723 Jy ! Component: 200 - total flux cleaned = 0.391596 Jy ! Total flux subtracted in 200 components = 0.391596 Jy ! Clean residual min=-0.004348 max=0.010494 Jy/beam ! Clean residual mean=0.000002 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.391596 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.391596 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.6634 mas, bmaj=1.382 mas, bpa=-0.5631 degrees ! Estimated noise=413.8 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 = 0.0210121 Jy ! Component: 100 - total flux cleaned = 0.0332878 Jy ! Component: 150 - total flux cleaned = 0.0408947 Jy ! Component: 200 - total flux cleaned = 0.0458167 Jy ! Total flux subtracted in 200 components = 0.0458167 Jy ! Clean residual min=-0.001776 max=0.002661 Jy/beam ! Clean residual mean=0.000033 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.437413 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 49 components and 0.437413 Jy ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344514 Jy ! Component: 100 - total flux cleaned = 0.00614824 Jy ! Component: 150 - total flux cleaned = 0.00832038 Jy ! Component: 200 - total flux cleaned = 0.0101291 Jy ! Total flux subtracted in 200 components = 0.0101291 Jy ! Clean residual min=-0.001683 max=0.001712 Jy/beam ! Clean residual mean=0.000014 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.447542 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 70 components and 0.447542 Jy ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=2.493 mas, bmaj=2.691 mas, bpa=-7.869 degrees ! Estimated noise=559.158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022205 Jy ! Component: 100 - total flux cleaned = 0.00290943 Jy ! Component: 150 - total flux cleaned = 0.00346906 Jy ! Component: 200 - total flux cleaned = 0.00402663 Jy ! Total flux subtracted in 200 components = 0.00402663 Jy ! Clean residual min=-0.001907 max=0.002018 Jy/beam ! Clean residual mean=0.000012 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.451569 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 = 0.000390734 Jy ! Component: 100 - total flux cleaned = 0.00073912 Jy ! Component: 150 - total flux cleaned = 0.000986751 Jy ! Component: 200 - total flux cleaned = 0.0011958 Jy ! Total flux subtracted in 200 components = 0.0011958 Jy ! Clean residual min=-0.001956 max=0.002039 Jy/beam ! Clean residual mean=0.000008 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.452765 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 99 components and 0.452765 Jy ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! Estimated beam: bmin=0.6634 mas, bmaj=1.382 mas, bpa=-0.5631 degrees ! Estimated noise=413.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.99133e-05 Jy ! Component: 100 - total flux cleaned = -6.41622e-05 Jy ! Component: 150 - total flux cleaned = -0.000216136 Jy ! Component: 200 - total flux cleaned = -0.000285948 Jy ! Total flux subtracted in 200 components = -0.000285948 Jy ! Clean residual min=-0.001891 max=0.001743 Jy/beam ! Clean residual mean=0.000003 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.452479 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 123 components and 0.452479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239750Jy sigma=0.001175 ! Fit after self-cal, rms=0.239755Jy sigma=0.001175 wmodel J2253+1942_X_2003_07_09_pus_map.mod ! Writing 123 model components to file: J2253+1942_X_2003_07_09_pus_map.mod wobs J2253+1942_X_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J2253+1942_X_2003_07_09_pus_uvs.fits wwins J2253+1942_X_2003_07_09_pus_map.win ! wwins: Wrote 5 windows to J2253+1942_X_2003_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -8.67006e-05 Jy ! Component: 100 - total flux cleaned = -5.5443e-05 Jy ! Component: 150 - total flux cleaned = 3.59023e-05 Jy ! Component: 200 - total flux cleaned = 0.000125004 Jy ! Component: 250 - total flux cleaned = 0.00026928 Jy ! Component: 300 - total flux cleaned = 0.000465997 Jy ! Component: 350 - total flux cleaned = 0.00065871 Jy ! Component: 400 - total flux cleaned = 0.000874879 Jy ! Component: 450 - total flux cleaned = 0.00111421 Jy ! Component: 500 - total flux cleaned = 0.00137615 Jy ! Component: 550 - total flux cleaned = 0.00158235 Jy ! Component: 600 - total flux cleaned = 0.00170978 Jy ! Component: 650 - total flux cleaned = 0.00186095 Jy ! Component: 700 - total flux cleaned = 0.00201027 Jy ! Component: 750 - total flux cleaned = 0.0021087 Jy ! Component: 800 - total flux cleaned = 0.00223072 Jy ! Component: 850 - total flux cleaned = 0.00239947 Jy ! Component: 900 - total flux cleaned = 0.00239946 Jy ! Component: 950 - total flux cleaned = 0.00254151 Jy ! Component: 1000 - total flux cleaned = 0.00258833 Jy ! Component: 1050 - total flux cleaned = 0.00268109 Jy ! Component: 1100 - total flux cleaned = 0.00272732 Jy ! Component: 1150 - total flux cleaned = 0.00275024 Jy ! Component: 1200 - total flux cleaned = 0.0027729 Jy ! Component: 1250 - total flux cleaned = 0.00279541 Jy ! Component: 1300 - total flux cleaned = 0.00279522 Jy ! Component: 1350 - total flux cleaned = 0.00288366 Jy ! Component: 1400 - total flux cleaned = 0.00283981 Jy ! Component: 1450 - total flux cleaned = 0.00292736 Jy ! Component: 1500 - total flux cleaned = 0.00301411 Jy ! Component: 1550 - total flux cleaned = 0.00303567 Jy ! Component: 1600 - total flux cleaned = 0.00309981 Jy ! Component: 1650 - total flux cleaned = 0.00305733 Jy ! Component: 1700 - total flux cleaned = 0.00312092 Jy ! Component: 1750 - total flux cleaned = 0.00314201 Jy ! Component: 1800 - total flux cleaned = 0.00312115 Jy ! Component: 1850 - total flux cleaned = 0.00322538 Jy ! Component: 1900 - total flux cleaned = 0.00322539 Jy ! Component: 1950 - total flux cleaned = 0.00324598 Jy ! Component: 2000 - total flux cleaned = 0.00328677 Jy ! Total flux subtracted in 2048 components = 0.00324593 Jy ! Clean residual min=-0.001041 max=0.001107 Jy/beam ! Clean residual mean=-0.000003 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.455725 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 279 components and 0.455725 Jy ![Exited script file: muppet] wmap "J2253+1942_X_2003_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6634 x 1.382 at -0.5631 degrees (North through East) ! Clean map min=-0.0016428 max=0.35593 Jy/beam ! Writing clean map to FITS file: J2253+1942_X_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.355934 invert ! Inverting map ! Your choice of large map pixels excluded 0.297% of the data. ! The x-axis pixel size should ideally be below 0.1943 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000372773 device "J2253+1942_X_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2253+1942_X_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.314193 0.314193 0.628385 1.25677 2.51354 5.02708 10.0542 20.1083 40.2167 80.4333 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.355 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6634 x 1.382 at -0.5631 degrees (North through East) ! Clean map min=-0.0016428 max=0.35593 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J2253+1942_X_2003_07_09_pus_uvs.log closed on Sun Apr 7 17:15:57 2013