! Started logfile: J1751+0939_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:05:14 2013 obs J1751+0939_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1751+0939_X_2000_03_13_pus_uva.fits ! AN table 1: 195 integrations on 190 of 190 possible baselines. ! AN table 2: 76 integrations on 190 of 190 possible baselines. ! AN table 3: 84 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.160563 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1751+0939 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2382 lines of history. ! ! Reading 43320 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 J1751+0939_X_2000_03_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2662 telescope corrections were flagged in sub-array 1. ! A total of 889 telescope corrections were flagged in sub-array 2. ! A total of 1267 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2662 telescope corrections were flagged in sub-array 1. ! A total of 889 telescope corrections were flagged in sub-array 2. ! A total of 1267 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2662 telescope corrections were flagged in sub-array 1. ! A total of 889 telescope corrections were flagged in sub-array 2. ! A total of 1267 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2662 telescope corrections were flagged in sub-array 1. ! A total of 889 telescope corrections were flagged in sub-array 2. ! A total of 1267 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.610457Jy sigma=0.012604 ! Fit after self-cal, rms=1.097473Jy sigma=0.007761 ! 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 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.5139 mas, bmaj=1.108 mas, bpa=-6.567 degrees ! Estimated noise=803.942 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.39094 Jy ! Component: 100 - total flux cleaned = 1.71864 Jy ! Total flux subtracted in 100 components = 1.71864 Jy ! Clean residual min=-0.029244 max=0.125055 Jy/beam ! Clean residual mean=-0.000160 rms=0.008628 Jy/beam ! Combined flux in latest and established models = 1.71864 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.71864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.783860Jy sigma=0.003048 ! Fit after self-cal, rms=0.784047Jy sigma=0.003048 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131396 Jy ! Component: 100 - total flux cleaned = 0.210471 Jy ! Total flux subtracted in 100 components = 0.210471 Jy ! Clean residual min=-0.025214 max=0.046688 Jy/beam ! Clean residual mean=-0.000091 rms=0.006220 Jy/beam ! Combined flux in latest and established models = 1.92911 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 1.92911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.762985Jy sigma=0.002246 ! Fit after self-cal, rms=0.763059Jy sigma=0.002245 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Added new window around map position (0.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0561348 Jy ! Component: 100 - total flux cleaned = 0.0955482 Jy ! Total flux subtracted in 100 components = 0.0955482 Jy ! Clean residual min=-0.023236 max=0.031806 Jy/beam ! Clean residual mean=-0.000060 rms=0.005579 Jy/beam ! Combined flux in latest and established models = 2.02465 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 2.02465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.760528Jy sigma=0.002024 ! Fit after self-cal, rms=0.760480Jy sigma=0.002023 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.6044 mas, bmaj=1.323 mas, bpa=-8.338 degrees ! Estimated noise=493.578 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 = 0.048877 Jy ! Component: 100 - total flux cleaned = 0.0782298 Jy ! Component: 150 - total flux cleaned = 0.0971655 Jy ! Component: 200 - total flux cleaned = 0.102731 Jy ! Total flux subtracted in 200 components = 0.102731 Jy ! Clean residual min=-0.017951 max=0.021413 Jy/beam ! Clean residual mean=-0.000350 rms=0.004463 Jy/beam ! Combined flux in latest and established models = 2.12739 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 32 components and 2.12739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.759968Jy sigma=0.001909 ! Fit after self-cal, rms=0.759768Jy sigma=0.001906 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GC 1.07 KP 1.05 ! LA 1.03 NL 1.00 OV 0.97 PT 1.03 ! SC 0.97 WF 1.05 HH 1.36 KK 1.01 ! MA 0.99 MC 0.98 MK 0.97 NY 0.98 ! ON 0.99 TS 1.32 WZ 1.05 HN 1.22 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 GC 1.02 KP 1.00 ! LA 0.99 NL 0.94 OV 0.97 PT 1.00 ! SC 0.92 WF 1.03 HH 1.14 KK 1.00* ! MA 1.00 MC 1.09 MK 1.02 NY 1.01 ! ON 1.01 TS 0.93 WZ 1.01 HN 1.16 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.96 GC 0.93 KP 1.02 ! LA 0.99 NL 0.97 OV 0.95 PT 1.01 ! SC 0.96 WF 1.05 HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 0.98 NY 1.09 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.27 ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 GC 1.05 KP 1.02 ! LA 0.99 NL 1.03 OV 0.96 PT 0.99 ! SC 0.96 WF 1.05 HH 1.32 KK 1.01 ! MA 0.99 MC 0.99 MK 1.02 NY 1.03 ! ON 0.98 TS 1.34 WZ 1.01 HN 1.21 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.95 GC 1.04 KP 0.97 ! LA 0.95 NL 0.97 OV 0.96 PT 0.97 ! SC 0.89 WF 1.03 HH 1.13 KK 1.00* ! MA 1.02 MC 1.12 MK 1.08 NY 1.05 ! ON 1.01 TS 0.95 WZ 1.01 HN 1.18 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.95 GC 0.93 KP 0.99 ! LA 0.95 NL 1.00 OV 0.94 PT 0.97 ! SC 0.95 WF 1.06 HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 1.02 NY 1.15 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.32 ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 GC 1.07 KP 1.03 ! LA 0.99 NL 0.99 OV 0.99 PT 1.02 ! SC 0.99 WF 1.07 HH 1.28 KK 0.99 ! MA 0.99 MC 0.98 MK 0.98 NY 1.08 ! ON 0.98 TS 1.39 WZ 1.04 HN 1.17 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 1.01 KP 0.98 ! LA 0.94 NL 0.94 OV 0.97 PT 1.00 ! SC 0.92 WF 1.03 HH 1.00 KK 1.00* ! MA 1.04 MC 1.10 MK 1.04 NY 1.11 ! ON 1.02 TS 0.99 WZ 1.03 HN 1.14 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.97 GC 0.95 KP 1.00 ! LA 0.94 NL 0.95 OV 0.96 PT 1.00 ! SC 0.98 WF 1.05 HH 1.00* KK 0.98 ! MA 1.00* MC 1.00* MK 0.99 NY 1.20 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.33 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.08 KP 1.01 ! LA 1.00 NL 1.00 OV 0.98 PT 1.03 ! SC 1.05 WF 1.07 HH 1.34 KK 1.02 ! MA 0.96 MC 0.96 MK 0.99 NY 1.08 ! ON 1.00 TS 1.37 WZ 1.05 HN 1.22 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 GC 1.03 KP 0.97 ! LA 0.96 NL 0.95 OV 0.98 PT 1.01 ! SC 0.97 WF 1.05 HH 1.11 KK 1.00* ! MA 1.00 MC 1.08 MK 1.06 NY 1.10 ! ON 1.03 TS 0.99 WZ 1.05 HN 1.18 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 GC 0.94 KP 0.99 ! LA 0.95 NL 0.97 OV 0.96 PT 1.01 ! SC 1.02 WF 1.06 HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 1.00 NY 1.20 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.33 ! ! ! Fit before self-cal, rms=0.759768Jy sigma=0.001906 ! Fit after self-cal, rms=0.957452Jy sigma=0.001477 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.6097 mas, bmaj=1.389 mas, bpa=-8.787 degrees ! Estimated noise=498.419 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 = -0.0164431 Jy ! Component: 100 - total flux cleaned = -0.0183466 Jy ! Component: 150 - total flux cleaned = -0.0190704 Jy ! Component: 200 - total flux cleaned = -0.0198987 Jy ! Total flux subtracted in 200 components = -0.0198987 Jy ! Clean residual min=-0.009775 max=0.011441 Jy/beam ! Clean residual mean=0.000010 rms=0.002065 Jy/beam ! Combined flux in latest and established models = 2.10749 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 2.10749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.956949Jy sigma=0.001463 ! Fit after self-cal, rms=0.957874Jy sigma=0.001462 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Added new window around map position (1.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754589 Jy ! Component: 100 - total flux cleaned = 0.00823593 Jy ! Component: 150 - total flux cleaned = 0.00827175 Jy ! Component: 200 - total flux cleaned = 0.00877297 Jy ! Total flux subtracted in 200 components = 0.00877297 Jy ! Clean residual min=-0.009310 max=0.007903 Jy/beam ! Clean residual mean=-0.000001 rms=0.001940 Jy/beam ! Combined flux in latest and established models = 2.11626 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 2.11626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.957572Jy sigma=0.001456 ! Fit after self-cal, rms=0.957519Jy sigma=0.001455 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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=0.957519Jy sigma=0.001455 ! Fit after self-cal, rms=0.961562Jy sigma=0.001420 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.612 mas, bmaj=1.388 mas, bpa=-8.775 degrees ! Estimated noise=498.342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00983719 Jy ! Component: 100 - total flux cleaned = -0.00925528 Jy ! Component: 150 - total flux cleaned = -0.00874934 Jy ! Component: 200 - total flux cleaned = -0.00830092 Jy ! Total flux subtracted in 200 components = -0.00830092 Jy ! Clean residual min=-0.007646 max=0.005776 Jy/beam ! Clean residual mean=0.000028 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 2.10796 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 53 components and 2.10796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.961345Jy sigma=0.001414 ! Fit after self-cal, rms=0.961424Jy sigma=0.001414 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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 = 0.0006917 Jy ! Component: 100 - total flux cleaned = 0.000894008 Jy ! Component: 150 - total flux cleaned = 0.000895224 Jy ! Component: 200 - total flux cleaned = 0.00108528 Jy ! Total flux subtracted in 200 components = 0.00108528 Jy ! Clean residual min=-0.008037 max=0.005609 Jy/beam ! Clean residual mean=0.000026 rms=0.001408 Jy/beam ! Combined flux in latest and established models = 2.10904 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 2.10904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.961296Jy sigma=0.001412 ! Fit after self-cal, rms=0.961279Jy sigma=0.001412 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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=0.961279Jy sigma=0.001412 ! Fit after self-cal, rms=0.965400Jy sigma=0.001410 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.6133 mas, bmaj=1.39 mas, bpa=-8.78 degrees ! Estimated noise=498.342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00679694 Jy ! Component: 100 - total flux cleaned = -0.00656773 Jy ! Component: 150 - total flux cleaned = -0.00657585 Jy ! Component: 200 - total flux cleaned = -0.00657699 Jy ! Total flux subtracted in 200 components = -0.00657699 Jy ! Clean residual min=-0.006628 max=0.005625 Jy/beam ! Clean residual mean=0.000034 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 2.10247 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 2.10247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.965280Jy sigma=0.001406 ! Fit after self-cal, rms=0.965294Jy sigma=0.001406 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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 = 3.56905e-06 Jy ! Component: 100 - total flux cleaned = 0.000177586 Jy ! Component: 150 - total flux cleaned = 0.000176218 Jy ! Component: 200 - total flux cleaned = 0.00017351 Jy ! Total flux subtracted in 200 components = 0.00017351 Jy ! Clean residual min=-0.006727 max=0.005508 Jy/beam ! Clean residual mean=0.000033 rms=0.001267 Jy/beam ! Combined flux in latest and established models = 2.10264 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 2.10264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.965185Jy sigma=0.001405 ! Fit after self-cal, rms=0.965168Jy sigma=0.001405 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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=0.965168Jy sigma=0.001405 ! Fit after self-cal, rms=0.967369Jy sigma=0.001404 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=2.287 mas, bmaj=2.85 mas, bpa=-10.03 degrees ! Estimated noise=619.147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00505157 Jy ! Component: 100 - total flux cleaned = -0.00517825 Jy ! Component: 150 - total flux cleaned = -0.00524602 Jy ! Component: 200 - total flux cleaned = -0.0051641 Jy ! Total flux subtracted in 200 components = -0.0051641 Jy ! Clean residual min=-0.003981 max=0.004600 Jy/beam ! Clean residual mean=0.000109 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 2.09748 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 72 components and 2.09748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.967396Jy sigma=0.001404 ! Fit after self-cal, rms=0.967391Jy sigma=0.001403 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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 = -0.000294866 Jy ! Component: 100 - total flux cleaned = -0.000172226 Jy ! Component: 150 - total flux cleaned = 6.75709e-05 Jy ! Component: 200 - total flux cleaned = 0.000257877 Jy ! Total flux subtracted in 200 components = 0.000257877 Jy ! Clean residual min=-0.003971 max=0.004786 Jy/beam ! Clean residual mean=0.000107 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 2.09773 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 78 components and 2.09773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.967411Jy sigma=0.001403 ! Fit after self-cal, rms=0.967409Jy sigma=0.001403 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.6142 mas, bmaj=1.392 mas, bpa=-8.791 degrees ! Estimated noise=498.287 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6142 x 1.392 at -8.791 degrees (North through East) ! Clean map min=-0.0043646 max=1.8542 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=0.967409Jy sigma=0.001403 ! Fit after self-cal, rms=1.341777Jy sigma=0.001305 ! Inverting map and beam ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.6143 mas, bmaj=1.388 mas, bpa=-8.711 degrees ! Estimated noise=497.534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0022082 Jy ! Component: 100 - total flux cleaned = -0.00254986 Jy ! Component: 150 - total flux cleaned = -0.00271027 Jy ! Component: 200 - total flux cleaned = -0.00270798 Jy ! Total flux subtracted in 200 components = -0.00270798 Jy ! Clean residual min=-0.006168 max=0.004667 Jy/beam ! Clean residual mean=0.000003 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 2.09503 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 2.09503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.341705Jy sigma=0.001303 ! Fit after self-cal, rms=1.341700Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153018 Jy ! Component: 100 - total flux cleaned = 0.000149588 Jy ! Component: 150 - total flux cleaned = 0.000145621 Jy ! Component: 200 - total flux cleaned = 0.000143617 Jy ! Total flux subtracted in 200 components = 0.000143617 Jy ! Clean residual min=-0.005858 max=0.004633 Jy/beam ! Clean residual mean=0.000002 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 2.09517 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 2.09517 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.341651Jy sigma=0.001303 ! Fit after self-cal, rms=1.341640Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.341640Jy sigma=0.001303 ! Fit after self-cal, rms=1.337624Jy sigma=0.001302 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 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.5204 mas, bmaj=1.141 mas, bpa=-6.883 degrees ! Estimated noise=827.023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.4312 Jy ! Component: 100 - total flux cleaned = 1.75407 Jy ! Component: 150 - total flux cleaned = 1.86783 Jy ! Component: 200 - total flux cleaned = 1.92589 Jy ! Total flux subtracted in 200 components = 1.92589 Jy ! Clean residual min=-0.011239 max=0.030389 Jy/beam ! Clean residual mean=-0.000046 rms=0.002840 Jy/beam ! Combined flux in latest and established models = 1.92589 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.92589 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.6146 mas, bmaj=1.389 mas, bpa=-8.73 degrees ! Estimated noise=497.557 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 = 0.058893 Jy ! Component: 100 - total flux cleaned = 0.0939197 Jy ! Component: 150 - total flux cleaned = 0.117255 Jy ! Component: 200 - total flux cleaned = 0.133247 Jy ! Total flux subtracted in 200 components = 0.133247 Jy ! Clean residual min=-0.006695 max=0.013865 Jy/beam ! Clean residual mean=-0.000003 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 2.05913 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 34 components and 2.05913 Jy ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Added new window around map position (-0.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131533 Jy ! Component: 100 - total flux cleaned = 0.0213986 Jy ! Component: 150 - total flux cleaned = 0.0249308 Jy ! Component: 200 - total flux cleaned = 0.0272969 Jy ! Total flux subtracted in 200 components = 0.0272969 Jy ! Clean residual min=-0.005489 max=0.005268 Jy/beam ! Clean residual mean=0.000003 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 2.08643 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 44 components and 2.08643 Jy ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 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 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=2.287 mas, bmaj=2.853 mas, bpa=-10.13 degrees ! Estimated noise=617.243 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452027 Jy ! Component: 100 - total flux cleaned = 0.00628448 Jy ! Component: 150 - total flux cleaned = 0.00653178 Jy ! Component: 200 - total flux cleaned = 0.00661877 Jy ! Total flux subtracted in 200 components = 0.00661877 Jy ! Clean residual min=-0.003296 max=0.004695 Jy/beam ! Clean residual mean=0.000006 rms=0.001122 Jy/beam ! Combined flux in latest and established models = 2.09305 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 = 8.26598e-07 Jy ! Component: 100 - total flux cleaned = 1.67009e-06 Jy ! Component: 150 - total flux cleaned = 1.77708e-06 Jy ! Component: 200 - total flux cleaned = 1.49974e-06 Jy ! Total flux subtracted in 200 components = 1.49974e-06 Jy ! Clean residual min=-0.003301 max=0.004574 Jy/beam ! Clean residual mean=0.000005 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 2.09305 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 2.09305 Jy ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! Estimated beam: bmin=0.6146 mas, bmaj=1.389 mas, bpa=-8.73 degrees ! Estimated noise=497.557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00172198 Jy ! Component: 100 - total flux cleaned = -0.00154454 Jy ! Component: 150 - total flux cleaned = -0.00137011 Jy ! Component: 200 - total flux cleaned = -0.00103605 Jy ! Total flux subtracted in 200 components = -0.00103605 Jy ! Clean residual min=-0.005167 max=0.004986 Jy/beam ! Clean residual mean=0.000002 rms=0.001048 Jy/beam ! Combined flux in latest and established models = 2.09202 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 2.09202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.338770Jy sigma=0.001318 ! Fit after self-cal, rms=1.338608Jy sigma=0.001317 wmodel J1751+0939_X_2000_03_13_pus_map.mod ! Writing 74 model components to file: J1751+0939_X_2000_03_13_pus_map.mod wobs J1751+0939_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1751+0939_X_2000_03_13_pus_uvs.fits wwins J1751+0939_X_2000_03_13_pus_map.win ! wwins: Wrote 4 windows to J1751+0939_X_2000_03_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00092773 Jy ! Component: 100 - total flux cleaned = 0.00187178 Jy ! Component: 150 - total flux cleaned = 0.00276046 Jy ! Component: 200 - total flux cleaned = 0.00283741 Jy ! Component: 250 - total flux cleaned = 0.00276141 Jy ! Component: 300 - total flux cleaned = 0.00261396 Jy ! Component: 350 - total flux cleaned = 0.00254129 Jy ! Component: 400 - total flux cleaned = 0.00254053 Jy ! Component: 450 - total flux cleaned = 0.00239853 Jy ! Component: 500 - total flux cleaned = 0.00225943 Jy ! Component: 550 - total flux cleaned = 0.0021226 Jy ! Component: 600 - total flux cleaned = 0.00198645 Jy ! Component: 650 - total flux cleaned = 0.00191857 Jy ! Component: 700 - total flux cleaned = 0.00185137 Jy ! Component: 750 - total flux cleaned = 0.00165354 Jy ! Component: 800 - total flux cleaned = 0.00158854 Jy ! Component: 850 - total flux cleaned = 0.00152391 Jy ! Component: 900 - total flux cleaned = 0.00139736 Jy ! Component: 950 - total flux cleaned = 0.00133352 Jy ! Component: 1000 - total flux cleaned = 0.00120773 Jy ! Component: 1050 - total flux cleaned = 0.00102148 Jy ! Component: 1100 - total flux cleaned = 0.000899328 Jy ! Component: 1150 - total flux cleaned = 0.00071646 Jy ! Component: 1200 - total flux cleaned = 0.000595039 Jy ! Component: 1250 - total flux cleaned = 0.000474856 Jy ! Component: 1300 - total flux cleaned = 0.000237702 Jy ! Component: 1350 - total flux cleaned = 2.76154e-06 Jy ! Component: 1400 - total flux cleaned = 3.42234e-06 Jy ! Component: 1450 - total flux cleaned = -0.000112636 Jy ! Component: 1500 - total flux cleaned = 5.89909e-05 Jy ! Component: 1550 - total flux cleaned = -0.000170424 Jy ! Component: 1600 - total flux cleaned = -0.00028486 Jy ! Component: 1650 - total flux cleaned = -0.000228762 Jy ! Component: 1700 - total flux cleaned = -0.00034117 Jy ! Component: 1750 - total flux cleaned = -0.000230179 Jy ! Component: 1800 - total flux cleaned = -0.000451905 Jy ! Component: 1850 - total flux cleaned = -0.000176745 Jy ! Component: 1900 - total flux cleaned = -0.000341275 Jy ! Component: 1950 - total flux cleaned = -0.000396113 Jy ! Component: 2000 - total flux cleaned = -0.000342642 Jy ! Total flux subtracted in 2048 components = -0.00050449 Jy ! Clean residual min=-0.002865 max=0.002755 Jy/beam ! Clean residual mean=0.000001 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 2.09151 Jy keep ! Adding 127 model components to the UV plane model. ! The established model now contains 197 components and 2.09151 Jy ![Exited script file: muppet] wmap "J1751+0939_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6146 x 1.389 at -8.73 degrees (North through East) ! Clean map min=-0.0035883 max=1.859 Jy/beam ! Writing clean map to FITS file: J1751+0939_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.85896 invert ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1782 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000875901 device "J1751+0939_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1751+0939_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.141353 0.141353 0.282706 0.565412 1.13082 2.26165 4.5233 9.0466 18.0932 36.1864 72.3728 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.858 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6146 x 1.389 at -8.73 degrees (North through East) ! Clean map min=-0.0035883 max=1.859 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1751+0939_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:05:28 2013