! Started logfile: J1127-1857_X_2000_05_22_pus_uvs.log on Mon Nov 12 16:24:25 2007 obs J1127-1857_X_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1127-1857_X_2000_05_22_pus_uva.fits ! AN table 1: 19 integrations on 190 of 190 possible baselines. ! AN table 2: 8 integrations on 190 of 190 possible baselines. ! AN table 3: 29 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.116541 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 1884 lines of history. ! ! Reading 4960 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1127-1857_X_2000_05_22_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 = 256x256 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 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 380 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 316 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.769454Jy sigma=0.006998 ! Fit after self-cal, rms=0.301809Jy sigma=0.002984 ! 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 1.12% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.6734 mas, bmaj=2 mas, bpa=-3.025 degrees ! Estimated noise=1587.36 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 = 0.918715 Jy ! Component: 100 - total flux cleaned = 1.13903 Jy ! Total flux subtracted in 100 components = 1.13903 Jy ! Clean residual min=-0.026193 max=0.083166 Jy/beam ! Clean residual mean=0.002087 rms=0.012085 Jy/beam ! Combined flux in latest and established models = 1.13903 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.13903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223957Jy sigma=0.002073 ! Fit after self-cal, rms=0.223918Jy sigma=0.002073 ! Inverting map ! Your choice of large map pixels excluded 1.12% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0902967 Jy ! Component: 100 - total flux cleaned = 0.140396 Jy ! Total flux subtracted in 100 components = 0.140396 Jy ! Clean residual min=-0.017892 max=0.037438 Jy/beam ! Clean residual mean=0.000916 rms=0.006206 Jy/beam ! Combined flux in latest and established models = 1.27943 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 1.27943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180690Jy sigma=0.001465 ! Fit after self-cal, rms=0.180523Jy sigma=0.001464 ! Inverting map ! Your choice of large map pixels excluded 1.12% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Added new window around map position (-1.2, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0355747 Jy ! Component: 100 - total flux cleaned = 0.056502 Jy ! Total flux subtracted in 100 components = 0.056502 Jy ! Clean residual min=-0.015244 max=0.027147 Jy/beam ! Clean residual mean=0.000456 rms=0.004534 Jy/beam ! Combined flux in latest and established models = 1.33593 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 1.33593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173396Jy sigma=0.001346 ! Fit after self-cal, rms=0.173119Jy sigma=0.001340 ! Inverting map ! Your choice of large map pixels excluded 1.12% of the data. ! The x-axis pixel size should ideally be below 0.1911 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 1.12% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8127 mas, bmaj=2.5 mas, bpa=-4.598 degrees ! Estimated noise=1131.05 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 = 0.0204908 Jy ! Component: 100 - total flux cleaned = 0.0314635 Jy ! Component: 150 - total flux cleaned = 0.0354066 Jy ! Component: 200 - total flux cleaned = 0.0365043 Jy ! Total flux subtracted in 200 components = 0.0365043 Jy ! Clean residual min=-0.010936 max=0.016380 Jy/beam ! Clean residual mean=0.000422 rms=0.003631 Jy/beam ! Combined flux in latest and established models = 1.37243 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 1.37243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171469Jy sigma=0.001307 ! Fit after self-cal, rms=0.171490Jy sigma=0.001305 ! Inverting map ! Your choice of large map pixels excluded 1.12% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 0.99 KP 1.03 ! MA 1.00* MC 1.00* MK 0.99 NL 1.02 ! NY 1.00* OV 0.97 PT 0.99 SC 1.02 ! TS 1.00* WF 0.99 WZ 1.00* LA 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 0.98 KP 0.97 ! MA 1.00* MC 1.00* MK 0.99 NL 1.06 ! NY 1.00* OV 1.01 PT 0.95 SC 1.03 ! TS 1.00* WF 1.01 WZ 1.00* LA 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 0.97 KP 1.01 ! MA 1.00* MC 1.00* MK 1.02 NL 1.05 ! NY 1.00* OV 0.98 PT 0.98 SC 1.03 ! TS 1.00* WF 1.03 WZ 1.00* LA 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 1.00 KP 1.01 ! MA 1.00* MC 1.00* MK 1.05 NL 1.06 ! NY 1.00* OV 0.98 PT 0.99 SC 1.03 ! TS 1.00* WF 0.95 WZ 1.00* LA 0.98 ! ! ! Fit before self-cal, rms=0.171490Jy sigma=0.001305 ! Fit after self-cal, rms=0.165781Jy sigma=0.001236 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8173 mas, bmaj=2.518 mas, bpa=-4.724 degrees ! Estimated noise=1133.44 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 = -0.00592991 Jy ! Component: 100 - total flux cleaned = -0.00648434 Jy ! Component: 150 - total flux cleaned = -0.00682635 Jy ! Component: 200 - total flux cleaned = -0.00723028 Jy ! Total flux subtracted in 200 components = -0.00723028 Jy ! Clean residual min=-0.008289 max=0.008028 Jy/beam ! Clean residual mean=-0.000117 rms=0.002237 Jy/beam ! Combined flux in latest and established models = 1.3652 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 1.3652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165400Jy sigma=0.001234 ! Fit after self-cal, rms=0.165390Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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=0.165390Jy sigma=0.001234 ! Fit after self-cal, rms=0.164523Jy sigma=0.001216 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8187 mas, bmaj=2.521 mas, bpa=-4.687 degrees ! Estimated noise=1133.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00516506 Jy ! Component: 100 - total flux cleaned = -0.00570692 Jy ! Component: 150 - total flux cleaned = -0.00609805 Jy ! Component: 200 - total flux cleaned = -0.00629143 Jy ! Total flux subtracted in 200 components = -0.00629143 Jy ! Clean residual min=-0.005131 max=0.004894 Jy/beam ! Clean residual mean=0.000135 rms=0.001562 Jy/beam ! Combined flux in latest and established models = 1.35891 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 1.35891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164253Jy sigma=0.001215 ! Fit after self-cal, rms=0.164199Jy sigma=0.001214 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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 = -0.0010007 Jy ! Component: 100 - total flux cleaned = -0.00106013 Jy ! Component: 150 - total flux cleaned = -0.00116191 Jy ! Component: 200 - total flux cleaned = -0.0012097 Jy ! Total flux subtracted in 200 components = -0.0012097 Jy ! Clean residual min=-0.004886 max=0.004931 Jy/beam ! Clean residual mean=0.000167 rms=0.001521 Jy/beam ! Combined flux in latest and established models = 1.3577 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 1.3577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164128Jy sigma=0.001214 ! Fit after self-cal, rms=0.164109Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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=0.164109Jy sigma=0.001214 ! Fit after self-cal, rms=0.164748Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8192 mas, bmaj=2.523 mas, bpa=-4.693 degrees ! Estimated noise=1133.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00338286 Jy ! Component: 100 - total flux cleaned = -0.00331315 Jy ! Component: 150 - total flux cleaned = -0.00331271 Jy ! Component: 200 - total flux cleaned = -0.00336745 Jy ! Total flux subtracted in 200 components = -0.00336745 Jy ! Clean residual min=-0.005223 max=0.004725 Jy/beam ! Clean residual mean=0.000227 rms=0.001388 Jy/beam ! Combined flux in latest and established models = 1.35434 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 63 components and 1.35434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164615Jy sigma=0.001212 ! Fit after self-cal, rms=0.164590Jy sigma=0.001211 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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 = -0.00055622 Jy ! Component: 100 - total flux cleaned = -0.000607792 Jy ! Component: 150 - total flux cleaned = -0.00070457 Jy ! Component: 200 - total flux cleaned = -0.000746914 Jy ! Total flux subtracted in 200 components = -0.000746914 Jy ! Clean residual min=-0.004902 max=0.004625 Jy/beam ! Clean residual mean=0.000247 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 1.35359 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 1.35359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164541Jy sigma=0.001211 ! Fit after self-cal, rms=0.164528Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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=0.164528Jy sigma=0.001211 ! Fit after self-cal, rms=0.164915Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=2.262 mas, bmaj=5.231 mas, bpa=10.96 degrees ! Estimated noise=1373.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00153078 Jy ! Component: 100 - total flux cleaned = -0.00172004 Jy ! Component: 150 - total flux cleaned = -0.00179549 Jy ! Component: 200 - total flux cleaned = -0.00186557 Jy ! Total flux subtracted in 200 components = -0.00186557 Jy ! Clean residual min=-0.003508 max=0.004490 Jy/beam ! Clean residual mean=0.000609 rms=0.001438 Jy/beam ! Combined flux in latest and established models = 1.35172 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 75 components and 1.35172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164896Jy sigma=0.001211 ! Fit after self-cal, rms=0.164898Jy sigma=0.001211 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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 = -0.000155763 Jy ! Component: 100 - total flux cleaned = -0.000233603 Jy ! Component: 150 - total flux cleaned = -0.000296934 Jy ! Component: 200 - total flux cleaned = -0.000353812 Jy ! Total flux subtracted in 200 components = -0.000353812 Jy ! Clean residual min=-0.003256 max=0.004507 Jy/beam ! Clean residual mean=0.000629 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 1.35137 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 78 components and 1.35137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164892Jy sigma=0.001211 ! Fit after self-cal, rms=0.164888Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8194 mas, bmaj=2.523 mas, bpa=-4.701 degrees ! Estimated noise=1133.03 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8194 x 2.523 at -4.701 degrees (North through East) ! Clean map min=-0.004355 max=1.2071 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=0.164888Jy sigma=0.001211 ! Fit after self-cal, rms=0.158729Jy sigma=0.001140 ! Inverting map and beam ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8194 mas, bmaj=2.523 mas, bpa=-4.697 degrees ! Estimated noise=1132.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110541 Jy ! Component: 100 - total flux cleaned = -0.00134379 Jy ! Component: 150 - total flux cleaned = -0.00144198 Jy ! Component: 200 - total flux cleaned = -0.00144307 Jy ! Total flux subtracted in 200 components = -0.00144307 Jy ! Clean residual min=-0.004524 max=0.004155 Jy/beam ! Clean residual mean=0.000308 rms=0.001267 Jy/beam ! Combined flux in latest and established models = 1.34993 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 1.34993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158667Jy sigma=0.001140 ! Fit after self-cal, rms=0.158644Jy sigma=0.001140 ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000187753 Jy ! Component: 100 - total flux cleaned = -0.00027307 Jy ! Component: 150 - total flux cleaned = -0.000312425 Jy ! Component: 200 - total flux cleaned = -0.00034832 Jy ! Total flux subtracted in 200 components = -0.00034832 Jy ! Clean residual min=-0.004227 max=0.004158 Jy/beam ! Clean residual mean=0.000317 rms=0.001253 Jy/beam ! Combined flux in latest and established models = 1.34958 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 1.34958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158614Jy sigma=0.001140 ! Fit after self-cal, rms=0.158605Jy sigma=0.001140 ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158605Jy sigma=0.001140 ! Fit after self-cal, rms=0.158829Jy sigma=0.001140 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 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.6765 mas, bmaj=2.012 mas, bpa=-3.112 degrees ! Estimated noise=1601.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.922424 Jy ! Component: 100 - total flux cleaned = 1.14105 Jy ! Component: 150 - total flux cleaned = 1.22801 Jy ! Component: 200 - total flux cleaned = 1.27563 Jy ! Total flux subtracted in 200 components = 1.27563 Jy ! Clean residual min=-0.010865 max=0.023985 Jy/beam ! Clean residual mean=0.000709 rms=0.004080 Jy/beam ! Combined flux in latest and established models = 1.27563 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 17 model components to the UV plane model. ! The established model now contains 17 components and 1.27563 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8194 mas, bmaj=2.524 mas, bpa=-4.71 degrees ! Estimated noise=1132.35 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 = 0.0366211 Jy ! Component: 100 - total flux cleaned = 0.0543637 Jy ! Component: 150 - total flux cleaned = 0.0634779 Jy ! Component: 200 - total flux cleaned = 0.0684506 Jy ! Total flux subtracted in 200 components = 0.0684506 Jy ! Clean residual min=-0.004120 max=0.004393 Jy/beam ! Clean residual mean=0.000474 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 1.34408 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 1.34408 Jy ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 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 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=2.264 mas, bmaj=5.232 mas, bpa=10.98 degrees ! Estimated noise=1372.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314926 Jy ! Component: 100 - total flux cleaned = 0.00439193 Jy ! Component: 150 - total flux cleaned = 0.00470489 Jy ! Component: 200 - total flux cleaned = 0.00476231 Jy ! Total flux subtracted in 200 components = 0.00476231 Jy ! Clean residual min=-0.002947 max=0.004686 Jy/beam ! Clean residual mean=0.000741 rms=0.001350 Jy/beam ! Combined flux in latest and established models = 1.34884 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 = 1.73889e-05 Jy ! Component: 100 - total flux cleaned = 3.25613e-05 Jy ! Component: 150 - total flux cleaned = 6.06993e-05 Jy ! Component: 200 - total flux cleaned = 6.00938e-05 Jy ! Total flux subtracted in 200 components = 6.00938e-05 Jy ! Clean residual min=-0.002900 max=0.004687 Jy/beam ! Clean residual mean=0.000738 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 1.3489 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 1.3489 Jy ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! Estimated beam: bmin=0.8194 mas, bmaj=2.524 mas, bpa=-4.71 degrees ! Estimated noise=1132.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.3619e-05 Jy ! Component: 100 - total flux cleaned = -2.11101e-05 Jy ! Component: 150 - total flux cleaned = -2.24437e-05 Jy ! Component: 200 - total flux cleaned = -2.02628e-05 Jy ! Total flux subtracted in 200 components = -2.02628e-05 Jy ! Clean residual min=-0.003952 max=0.004091 Jy/beam ! Clean residual mean=0.000336 rms=0.001266 Jy/beam ! Combined flux in latest and established models = 1.34888 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 1.34888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159051Jy sigma=0.001141 ! Fit after self-cal, rms=0.158978Jy sigma=0.001140 wmodel J1127-1857_X_2000_05_22_pus_map.mod ! Writing 66 model components to file: J1127-1857_X_2000_05_22_pus_map.mod wobs J1127-1857_X_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1127-1857_X_2000_05_22_pus_uvs.fits wwins J1127-1857_X_2000_05_22_pus_map.win ! wwins: Wrote 2 windows to J1127-1857_X_2000_05_22_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 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115217 Jy ! Component: 100 - total flux cleaned = 0.00163701 Jy ! Component: 150 - total flux cleaned = 0.00209239 Jy ! Component: 200 - total flux cleaned = 0.00272019 Jy ! Component: 250 - total flux cleaned = 0.00338696 Jy ! Component: 300 - total flux cleaned = 0.00397415 Jy ! Component: 350 - total flux cleaned = 0.00454484 Jy ! Component: 400 - total flux cleaned = 0.00493487 Jy ! Component: 450 - total flux cleaned = 0.00526269 Jy ! Component: 500 - total flux cleaned = 0.00553064 Jy ! Component: 550 - total flux cleaned = 0.00579489 Jy ! Component: 600 - total flux cleaned = 0.00605441 Jy ! Component: 650 - total flux cleaned = 0.00625858 Jy ! Component: 700 - total flux cleaned = 0.00646008 Jy ! Component: 750 - total flux cleaned = 0.00675741 Jy ! Component: 800 - total flux cleaned = 0.00700162 Jy ! Component: 850 - total flux cleaned = 0.00729091 Jy ! Component: 900 - total flux cleaned = 0.00752857 Jy ! Component: 950 - total flux cleaned = 0.00781029 Jy ! Component: 1000 - total flux cleaned = 0.00794998 Jy ! Total flux subtracted in 1024 components = 0.0081339 Jy ! Clean residual min=-0.003738 max=0.002556 Jy/beam ! Clean residual mean=0.000204 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 1.35701 Jy keep ! Adding 71 model components to the UV plane model. ! The established model now contains 137 components and 1.35701 Jy ![Exited script file: muppet] wmap "J1127-1857_X_2000_05_22_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8194 x 2.524 at -4.71 degrees (North through East) ! Clean map min=-0.0036665 max=1.2104 Jy/beam ! Writing clean map to FITS file: J1127-1857_X_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.21038 invert ! Inverting map ! Your choice of large map pixels excluded 1.08% of the data. ! The x-axis pixel size should ideally be below 0.1911 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00096299 device "J1127-1857_X_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_X_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.238683 0.238683 0.477365 0.954731 1.90946 3.81892 7.63785 15.2757 30.5514 61.1028 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.21 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8194 x 2.524 at -4.71 degrees (North through East) ! Clean map min=-0.0036665 max=1.2104 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_X_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_X_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_X_2000_05_22_pus_uvs.log closed on Mon Nov 12 16:24:27 2007