! Started logfile: J0006-0623_X_2001_07_05_pus_uvs.log on Thu Jul 5 00:00:04 2007 obs J0006-0623_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J0006-0623_X_2001_07_05_pus_uva.fits ! AN table 1: 129 integrations on 171 of 171 possible baselines. ! AN table 2: 33 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0796332 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0006-0623 ! 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 2374 lines of history. ! ! Reading 8824 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 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 2052 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2052 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2052 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2052 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.443966Jy sigma=0.013687 ! Fit after self-cal, rms=0.348330Jy sigma=0.003379 ! 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 1.4% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.5837 mas, bmaj=1.816 mas, bpa=-4.987 degrees ! Estimated noise=1420.7 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 = 0.859957 Jy ! Component: 100 - total flux cleaned = 1.07332 Jy ! Total flux subtracted in 100 components = 1.07332 Jy ! Clean residual min=-0.037318 max=0.114540 Jy/beam ! Clean residual mean=0.003911 rms=0.016583 Jy/beam ! Combined flux in latest and established models = 1.07332 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.07332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312759Jy sigma=0.003006 ! Fit after self-cal, rms=0.312633Jy sigma=0.003005 ! Inverting map ! Your choice of large map pixels excluded 1.4% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Added new window around map position (-1.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120377 Jy ! Component: 100 - total flux cleaned = 0.197378 Jy ! Total flux subtracted in 100 components = 0.197378 Jy ! Clean residual min=-0.031403 max=0.062317 Jy/beam ! Clean residual mean=0.002647 rms=0.011058 Jy/beam ! Combined flux in latest and established models = 1.2707 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 22 components and 1.2707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238915Jy sigma=0.002228 ! Fit after self-cal, rms=0.237290Jy sigma=0.002218 ! Inverting map ! Your choice of large map pixels excluded 1.4% of the data. ! The x-axis pixel size should ideally be below 0.189 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 1.4% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.7306 mas, bmaj=2.159 mas, bpa=-10.53 degrees ! Estimated noise=930.499 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 = 0.089679 Jy ! Component: 100 - total flux cleaned = 0.144358 Jy ! Component: 150 - total flux cleaned = 0.179926 Jy ! Component: 200 - total flux cleaned = 0.204004 Jy ! Total flux subtracted in 200 components = 0.204004 Jy ! Clean residual min=-0.028133 max=0.089163 Jy/beam ! Clean residual mean=0.002861 rms=0.015089 Jy/beam ! Combined flux in latest and established models = 1.4747 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 40 components and 1.4747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201004Jy sigma=0.001812 ! Fit after self-cal, rms=0.199952Jy sigma=0.001802 ! Inverting map ! Your choice of large map pixels excluded 1.4% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Added new window around map position (-6.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0793689 Jy ! Component: 100 - total flux cleaned = 0.117657 Jy ! Component: 150 - total flux cleaned = 0.142637 Jy ! Component: 200 - total flux cleaned = 0.162055 Jy ! Total flux subtracted in 200 components = 0.162055 Jy ! Clean residual min=-0.016968 max=0.028089 Jy/beam ! Clean residual mean=0.001573 rms=0.007394 Jy/beam ! Combined flux in latest and established models = 1.63675 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 79 components and 1.63675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168160Jy sigma=0.001467 ! Fit after self-cal, rms=0.164608Jy sigma=0.001431 ! Inverting map ! Your choice of large map pixels excluded 1.4% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 0.97 KK 0.97 KP 1.02 ! LA 0.96 MC 1.00* MK 0.99 NL 1.02 ! NY 1.00* OV 0.98 PT 1.01 SC 0.99 ! TS 1.00* WF 1.04 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 GC 0.98 GG 1.00* ! HH 1.00* HN 1.00* KK 0.92 KP 0.96 ! LA 0.96 MC 1.00* MK 0.99 NL 1.03 ! NY 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.05 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 0.97 KK 0.98 KP 1.03 ! LA 0.95 MC 1.00* MK 0.98 NL 0.98 ! NY 1.00* OV 0.98 PT 0.97 SC 0.96 ! TS 1.00* WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 0.95 GG 1.00* ! HH 1.00* HN 1.00* KK 0.94 KP 0.95 ! LA 0.96 MC 1.00* MK 0.99 NL 1.00 ! NY 1.00* OV 1.01 PT 0.94 SC 1.00* ! TS 1.04 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00 KK 0.95 KP 1.07 ! LA 0.97 MC 1.00* MK 1.01 NL 1.01 ! NY 1.00* OV 1.03 PT 0.99 SC 0.99 ! TS 1.00* WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 GC 1.00 GG 1.00* ! HH 1.00* HN 1.00* KK 0.87 KP 1.01 ! LA 0.97 MC 1.00* MK 1.02 NL 1.03 ! NY 1.00* OV 1.05 PT 0.99 SC 1.00* ! TS 1.08 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 0.97 KP 1.03 ! LA 0.95 MC 1.00* MK 1.03 NL 1.02 ! NY 1.00* OV 1.01 PT 0.99 SC 1.03 ! TS 1.00* WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.96 GC 1.02 GG 1.00* ! HH 1.00* HN 1.00* KK 0.93 KP 0.99 ! LA 0.96 MC 1.00* MK 1.05 NL 1.03 ! NY 1.00* OV 1.02 PT 0.98 SC 1.00* ! TS 1.07 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.164608Jy sigma=0.001431 ! Fit after self-cal, rms=0.152504Jy sigma=0.001331 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.7312 mas, bmaj=2.151 mas, bpa=-10.61 degrees ! Estimated noise=924.847 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 = 0.0178583 Jy ! Component: 100 - total flux cleaned = 0.030132 Jy ! Component: 150 - total flux cleaned = 0.0395599 Jy ! Component: 200 - total flux cleaned = 0.0431978 Jy ! Total flux subtracted in 200 components = 0.0431978 Jy ! Clean residual min=-0.009462 max=0.023314 Jy/beam ! Clean residual mean=0.000788 rms=0.004373 Jy/beam ! Combined flux in latest and established models = 1.67995 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 1.67995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149832Jy sigma=0.001302 ! Fit after self-cal, rms=0.149436Jy sigma=0.001299 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Added new window around map position (-2.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.02529 Jy ! Component: 100 - total flux cleaned = 0.0395205 Jy ! Component: 150 - total flux cleaned = 0.0460895 Jy ! Component: 200 - total flux cleaned = 0.0511061 Jy ! Total flux subtracted in 200 components = 0.0511061 Jy ! Clean residual min=-0.007003 max=0.008475 Jy/beam ! Clean residual mean=0.000211 rms=0.002393 Jy/beam ! Combined flux in latest and established models = 1.73106 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 134 components and 1.73106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145270Jy sigma=0.001249 ! Fit after self-cal, rms=0.144779Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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=0.144779Jy sigma=0.001244 ! Fit after self-cal, rms=0.144437Jy sigma=0.001241 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.731 mas, bmaj=2.15 mas, bpa=-10.62 degrees ! Estimated noise=925.111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101971 Jy ! Component: 100 - total flux cleaned = 0.0173092 Jy ! Component: 150 - total flux cleaned = 0.0229416 Jy ! Component: 200 - total flux cleaned = 0.0258283 Jy ! Total flux subtracted in 200 components = 0.0258283 Jy ! Clean residual min=-0.005039 max=0.006629 Jy/beam ! Clean residual mean=0.000174 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 1.75689 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 147 components and 1.75689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143461Jy sigma=0.001230 ! Fit after self-cal, rms=0.143361Jy sigma=0.001229 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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 = 0.00407804 Jy ! Component: 100 - total flux cleaned = 0.00581632 Jy ! Component: 150 - total flux cleaned = 0.00766275 Jy ! Component: 200 - total flux cleaned = 0.00904613 Jy ! Total flux subtracted in 200 components = 0.00904613 Jy ! Clean residual min=-0.004268 max=0.005773 Jy/beam ! Clean residual mean=0.000089 rms=0.001541 Jy/beam ! Combined flux in latest and established models = 1.76593 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 154 components and 1.76593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142994Jy sigma=0.001226 ! Fit after self-cal, rms=0.142966Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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=0.142966Jy sigma=0.001226 ! Fit after self-cal, rms=0.142898Jy sigma=0.001225 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.7312 mas, bmaj=2.15 mas, bpa=-10.61 degrees ! Estimated noise=925.707 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463888 Jy ! Component: 100 - total flux cleaned = 0.0073904 Jy ! Component: 150 - total flux cleaned = 0.00816467 Jy ! Component: 200 - total flux cleaned = 0.00911107 Jy ! Total flux subtracted in 200 components = 0.00911107 Jy ! Clean residual min=-0.004254 max=0.005298 Jy/beam ! Clean residual mean=0.000107 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 1.77504 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 164 components and 1.77504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142629Jy sigma=0.001222 ! Fit after self-cal, rms=0.142612Jy sigma=0.001222 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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 = 0.00108992 Jy ! Component: 100 - total flux cleaned = 0.00175191 Jy ! Component: 150 - total flux cleaned = 0.00206424 Jy ! Component: 200 - total flux cleaned = 0.00235788 Jy ! Total flux subtracted in 200 components = 0.00235788 Jy ! Clean residual min=-0.003954 max=0.005099 Jy/beam ! Clean residual mean=0.000085 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.7774 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 180 components and 1.7774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142457Jy sigma=0.001220 ! Fit after self-cal, rms=0.142449Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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=0.142449Jy sigma=0.001220 ! Fit after self-cal, rms=0.142396Jy sigma=0.001220 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=2.164 mas, bmaj=3.36 mas, bpa=-1.752 degrees ! Estimated noise=1276.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0058884 Jy ! Component: 100 - total flux cleaned = 0.00886455 Jy ! Component: 150 - total flux cleaned = 0.0101879 Jy ! Component: 200 - total flux cleaned = 0.0104537 Jy ! Total flux subtracted in 200 components = 0.0104537 Jy ! Clean residual min=-0.003276 max=0.005036 Jy/beam ! Clean residual mean=0.000077 rms=0.001483 Jy/beam ! Combined flux in latest and established models = 1.78785 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 193 components and 1.78785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142351Jy sigma=0.001219 ! Fit after self-cal, rms=0.142339Jy sigma=0.001219 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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 = 0.000888947 Jy ! Component: 100 - total flux cleaned = 0.00107336 Jy ! Component: 150 - total flux cleaned = 0.00112241 Jy ! Component: 200 - total flux cleaned = 0.00107463 Jy ! Total flux subtracted in 200 components = 0.00107463 Jy ! Clean residual min=-0.003195 max=0.004695 Jy/beam ! Clean residual mean=0.000049 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 1.78893 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 202 components and 1.78893 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142333Jy sigma=0.001219 ! Fit after self-cal, rms=0.142331Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.7313 mas, bmaj=2.15 mas, bpa=-10.62 degrees ! Estimated noise=925.909 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7313 x 2.15 at -10.62 degrees (North through East) ! Clean map min=-0.0032077 max=1.1289 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=0.142331Jy sigma=0.001219 ! Fit after self-cal, rms=0.131732Jy sigma=0.001106 ! Inverting map and beam ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.7312 mas, bmaj=2.151 mas, bpa=-10.59 degrees ! Estimated noise=926.765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00163016 Jy ! Component: 100 - total flux cleaned = -0.00195141 Jy ! Component: 150 - total flux cleaned = -0.00194961 Jy ! Component: 200 - total flux cleaned = -0.00194554 Jy ! Total flux subtracted in 200 components = -0.00194554 Jy ! Clean residual min=-0.003987 max=0.004631 Jy/beam ! Clean residual mean=0.000014 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 1.78698 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 212 components and 1.78698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131582Jy sigma=0.001105 ! Fit after self-cal, rms=0.131578Jy sigma=0.001105 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.36784e-06 Jy ! Component: 100 - total flux cleaned = -9.18827e-05 Jy ! Component: 150 - total flux cleaned = -0.000171134 Jy ! Component: 200 - total flux cleaned = -0.000327901 Jy ! Total flux subtracted in 200 components = -0.000327901 Jy ! Clean residual min=-0.003863 max=0.004453 Jy/beam ! Clean residual mean=0.000016 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 1.78666 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 219 components and 1.78666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131477Jy sigma=0.001104 ! Fit after self-cal, rms=0.131474Jy sigma=0.001104 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131474Jy sigma=0.001104 ! Fit after self-cal, rms=0.131438Jy sigma=0.001104 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 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.5895 mas, bmaj=1.806 mas, bpa=-5.047 degrees ! Estimated noise=1408.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.851887 Jy ! Component: 100 - total flux cleaned = 1.06689 Jy ! Component: 150 - total flux cleaned = 1.18829 Jy ! Component: 200 - total flux cleaned = 1.27329 Jy ! Total flux subtracted in 200 components = 1.27329 Jy ! Clean residual min=-0.023127 max=0.048351 Jy/beam ! Clean residual mean=0.002622 rms=0.010330 Jy/beam ! Combined flux in latest and established models = 1.27329 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 1.27329 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.7314 mas, bmaj=2.151 mas, bpa=-10.58 degrees ! Estimated noise=926.914 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 = 0.100116 Jy ! Component: 100 - total flux cleaned = 0.171332 Jy ! Component: 150 - total flux cleaned = 0.226873 Jy ! Component: 200 - total flux cleaned = 0.271426 Jy ! Total flux subtracted in 200 components = 0.271426 Jy ! Clean residual min=-0.018420 max=0.028641 Jy/beam ! Clean residual mean=0.002297 rms=0.008980 Jy/beam ! Combined flux in latest and established models = 1.54472 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 57 components and 1.54472 Jy ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 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 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=2.165 mas, bmaj=3.363 mas, bpa=-1.714 degrees ! Estimated noise=1276.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0749809 Jy ! Component: 100 - total flux cleaned = 0.120391 Jy ! Component: 150 - total flux cleaned = 0.149831 Jy ! Component: 200 - total flux cleaned = 0.170346 Jy ! Total flux subtracted in 200 components = 0.170346 Jy ! Clean residual min=-0.008502 max=0.012929 Jy/beam ! Clean residual mean=0.001727 rms=0.004608 Jy/beam ! Combined flux in latest and established models = 1.71507 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 = 0.0153039 Jy ! Component: 100 - total flux cleaned = 0.026988 Jy ! Component: 150 - total flux cleaned = 0.0360558 Jy ! Component: 200 - total flux cleaned = 0.0432239 Jy ! Total flux subtracted in 200 components = 0.0432239 Jy ! Clean residual min=-0.005106 max=0.005765 Jy/beam ! Clean residual mean=0.000668 rms=0.002139 Jy/beam ! Combined flux in latest and established models = 1.75829 Jy ! Adding 109 model components to the UV plane model. ! The established model now contains 146 components and 1.75829 Jy ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! Estimated beam: bmin=0.7314 mas, bmaj=2.151 mas, bpa=-10.58 degrees ! Estimated noise=926.914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397056 Jy ! Component: 100 - total flux cleaned = 0.00863081 Jy ! Component: 150 - total flux cleaned = 0.0110608 Jy ! Component: 200 - total flux cleaned = 0.0131592 Jy ! Total flux subtracted in 200 components = 0.0131592 Jy ! Clean residual min=-0.005675 max=0.006944 Jy/beam ! Clean residual mean=0.000134 rms=0.001719 Jy/beam ! Combined flux in latest and established models = 1.77145 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 160 components and 1.77145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133274Jy sigma=0.001119 ! Fit after self-cal, rms=0.132974Jy sigma=0.001116 wmodel J0006-0623_X_2001_07_05_pus_map.mod ! Writing 160 model components to file: J0006-0623_X_2001_07_05_pus_map.mod wobs J0006-0623_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J0006-0623_X_2001_07_05_pus_uvs.fits wwins J0006-0623_X_2001_07_05_pus_map.win ! wwins: Wrote 4 windows to J0006-0623_X_2001_07_05_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 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260863 Jy ! Component: 100 - total flux cleaned = 0.00407906 Jy ! Component: 150 - total flux cleaned = 0.0048087 Jy ! Component: 200 - total flux cleaned = 0.00523832 Jy ! Component: 250 - total flux cleaned = 0.00589382 Jy ! Component: 300 - total flux cleaned = 0.00628737 Jy ! Component: 350 - total flux cleaned = 0.00674332 Jy ! Component: 400 - total flux cleaned = 0.00696237 Jy ! Component: 450 - total flux cleaned = 0.00739213 Jy ! Component: 500 - total flux cleaned = 0.00774117 Jy ! Component: 550 - total flux cleaned = 0.00808303 Jy ! Component: 600 - total flux cleaned = 0.00835119 Jy ! Component: 650 - total flux cleaned = 0.00861585 Jy ! Component: 700 - total flux cleaned = 0.00893967 Jy ! Component: 750 - total flux cleaned = 0.00925785 Jy ! Component: 800 - total flux cleaned = 0.00932075 Jy ! Component: 850 - total flux cleaned = 0.00962954 Jy ! Component: 900 - total flux cleaned = 0.00987154 Jy ! Component: 950 - total flux cleaned = 0.00999044 Jy ! Component: 1000 - total flux cleaned = 0.0101667 Jy ! Total flux subtracted in 1024 components = 0.0103401 Jy ! Clean residual min=-0.003047 max=0.003584 Jy/beam ! Clean residual mean=0.000035 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 1.78179 Jy keep ! Adding 62 model components to the UV plane model. ! The established model now contains 222 components and 1.78179 Jy wmap "J0006-0623_X_2001_07_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7314 x 2.151 at -10.58 degrees (North through East) ! Clean map min=-0.0041255 max=1.1321 Jy/beam ! Writing clean map to FITS file: J0006-0623_X_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.13212 invert ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The x-axis pixel size should ideally be below 0.189 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00114315 device "J0006-0623_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0006-0623_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.302923 0.302923 0.605845 1.21169 2.42338 4.84676 9.69352 19.387 38.7741 77.5482 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0034 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.132 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7314 x 2.151 at -10.58 degrees (North through East) ! Clean map min=-0.0041255 max=1.1321 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0006-0623_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0006-0623_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0006-0623_X_2001_07_05_pus_uvs.log closed on Thu Jul 5 00:00:56 2007