! Started logfile: J1625-2527_X_2001_07_05_pus_uvs.log on Thu Jul 5 15:34:04 2007 obs J1625-2527_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1625-2527_X_2001_07_05_pus_uva.fits ! AN table 1: 57 integrations on 171 of 171 possible baselines. ! AN table 2: 86 integrations on 171 of 171 possible baselines. ! AN table 3: 10 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0698314 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1625-2527 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2374 lines of history. ! ! Reading 7308 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 960 telescope corrections were flagged in sub-array 1. ! A total of 1321 telescope corrections were flagged in sub-array 2. ! A total of 190 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 960 telescope corrections were flagged in sub-array 1. ! A total of 1321 telescope corrections were flagged in sub-array 2. ! A total of 190 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 960 telescope corrections were flagged in sub-array 1. ! A total of 1380 telescope corrections were flagged in sub-array 2. ! A total of 190 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 960 telescope corrections were flagged in sub-array 1. ! A total of 1321 telescope corrections were flagged in sub-array 2. ! A total of 190 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.261062Jy sigma=0.011150 ! Fit after self-cal, rms=1.176793Jy sigma=0.010537 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.238% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.6522 mas, bmaj=1.603 mas, bpa=-8.897 degrees ! Estimated noise=1463.73 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 = 1.65578 Jy ! Component: 100 - total flux cleaned = 2.02662 Jy ! Total flux subtracted in 100 components = 2.02662 Jy ! Clean residual min=-0.037132 max=0.129738 Jy/beam ! Clean residual mean=0.000567 rms=0.016144 Jy/beam ! Combined flux in latest and established models = 2.02662 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 2.02662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330526Jy sigma=0.002695 ! Fit after self-cal, rms=0.330575Jy sigma=0.002695 ! Inverting map ! Your choice of large map pixels excluded 0.238% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131546 Jy ! Component: 100 - total flux cleaned = 0.191087 Jy ! Total flux subtracted in 100 components = 0.191087 Jy ! Clean residual min=-0.030180 max=0.038183 Jy/beam ! Clean residual mean=-0.000883 rms=0.008214 Jy/beam ! Combined flux in latest and established models = 2.21771 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 2.21771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271986Jy sigma=0.001971 ! Fit after self-cal, rms=0.272160Jy sigma=0.001971 ! Inverting map ! Your choice of large map pixels excluded 0.238% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.238% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7689 mas, bmaj=2.143 mas, bpa=-10.33 degrees ! Estimated noise=1030.91 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 = 0.0486329 Jy ! Component: 100 - total flux cleaned = 0.070868 Jy ! Component: 150 - total flux cleaned = 0.0822906 Jy ! Component: 200 - total flux cleaned = 0.0884384 Jy ! Total flux subtracted in 200 components = 0.0884384 Jy ! Clean residual min=-0.018803 max=0.028214 Jy/beam ! Clean residual mean=-0.002212 rms=0.006868 Jy/beam ! Combined flux in latest and established models = 2.30615 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 2.30614 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266078Jy sigma=0.001869 ! Fit after self-cal, rms=0.266106Jy sigma=0.001868 ! Inverting map ! Your choice of large map pixels excluded 0.238% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.99 KP 0.98 ! LA 1.01 MC 1.00* MK 0.95 NL 1.06 ! NY 1.00* OV 0.98 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 GC 1.00* GG 1.00* ! HH 0.87 HN 1.05 KK 1.14 KP 1.01 ! LA 0.99 MC 1.15 MK 0.93 NL 1.00 ! NY 1.00* OV 1.03 PT 1.00 SC 1.01 ! TS 1.00* WF 1.04 WZ 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.97 KP 0.98 ! LA 1.00 MC 1.00* MK 0.95 NL 1.01 ! NY 1.00* OV 0.97 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 GC 1.00* GG 1.00* ! HH 0.88 HN 1.05 KK 1.14 KP 1.02 ! LA 0.97 MC 1.16 MK 0.93 NL 0.97 ! NY 1.00* OV 1.01 PT 0.97 SC 0.98 ! TS 1.00* WF 1.04 WZ 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 1.01 ! LA 1.00 MC 1.00* MK 0.95 NL 1.04 ! NY 1.00* OV 1.01 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 1.07 KP 1.04 ! LA 0.99 MC 1.00* MK 0.94 NL 0.98 ! NY 1.00* OV 1.05 PT 0.98 SC 0.97 ! TS 1.00* WF 1.04 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 0.96 ! LA 0.98 MC 1.00* MK 0.98 NL 1.06 ! NY 1.00* OV 0.98 PT 0.97 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 GC 1.00* GG 1.00* ! HH 1.04 HN 1.06 KK 1.10 KP 1.00 ! LA 0.96 MC 1.19 MK 0.96 NL 0.99 ! NY 1.00* OV 1.02 PT 0.97 SC 1.02 ! TS 1.00* WF 1.04 WZ 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! ! Fit before self-cal, rms=0.266106Jy sigma=0.001868 ! Fit after self-cal, rms=0.256177Jy sigma=0.001600 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7822 mas, bmaj=2.256 mas, bpa=-10.09 degrees ! Estimated noise=1037.19 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 = -0.006058 Jy ! Component: 100 - total flux cleaned = -0.00573212 Jy ! Component: 150 - total flux cleaned = -0.00516746 Jy ! Component: 200 - total flux cleaned = -0.00445566 Jy ! Total flux subtracted in 200 components = -0.00445566 Jy ! Clean residual min=-0.010868 max=0.012126 Jy/beam ! Clean residual mean=-0.000420 rms=0.002780 Jy/beam ! Combined flux in latest and established models = 2.30169 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 40 components and 2.30169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255272Jy sigma=0.001593 ! Fit after self-cal, rms=0.255519Jy sigma=0.001593 ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 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=0.255519Jy sigma=0.001593 ! Fit after self-cal, rms=0.256440Jy sigma=0.001588 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7828 mas, bmaj=2.263 mas, bpa=-10.04 degrees ! Estimated noise=1036.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00536048 Jy ! Component: 100 - total flux cleaned = -0.00489172 Jy ! Component: 150 - total flux cleaned = -0.00468061 Jy ! Component: 200 - total flux cleaned = -0.00448837 Jy ! Total flux subtracted in 200 components = -0.00448837 Jy ! Clean residual min=-0.009645 max=0.011148 Jy/beam ! Clean residual mean=-0.000139 rms=0.002621 Jy/beam ! Combined flux in latest and established models = 2.2972 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 2.2972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255919Jy sigma=0.001584 ! Fit after self-cal, rms=0.255891Jy sigma=0.001584 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.4, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00711142 Jy ! Component: 100 - total flux cleaned = 0.00740967 Jy ! Component: 150 - total flux cleaned = 0.0074218 Jy ! Component: 200 - total flux cleaned = 0.00742261 Jy ! Total flux subtracted in 200 components = 0.00742261 Jy ! Clean residual min=-0.008455 max=0.008676 Jy/beam ! Clean residual mean=-0.000350 rms=0.002211 Jy/beam ! Combined flux in latest and established models = 2.30462 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 2.30462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255180Jy sigma=0.001578 ! Fit after self-cal, rms=0.255124Jy sigma=0.001578 ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 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=0.255124Jy sigma=0.001578 ! Fit after self-cal, rms=0.255632Jy sigma=0.001577 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7838 mas, bmaj=2.265 mas, bpa=-9.992 degrees ! Estimated noise=1035.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00381583 Jy ! Component: 100 - total flux cleaned = -0.00381731 Jy ! Component: 150 - total flux cleaned = -0.003628 Jy ! Component: 200 - total flux cleaned = -0.00346115 Jy ! Total flux subtracted in 200 components = -0.00346115 Jy ! Clean residual min=-0.007316 max=0.008079 Jy/beam ! Clean residual mean=-0.000188 rms=0.002092 Jy/beam ! Combined flux in latest and established models = 2.30116 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 2.30116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255229Jy sigma=0.001574 ! Fit after self-cal, rms=0.255215Jy sigma=0.001574 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 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 = 0.000367287 Jy ! Component: 100 - total flux cleaned = 0.000511842 Jy ! Component: 150 - total flux cleaned = 0.000509838 Jy ! Component: 200 - total flux cleaned = 0.000636108 Jy ! Total flux subtracted in 200 components = 0.000636108 Jy ! Clean residual min=-0.007012 max=0.008079 Jy/beam ! Clean residual mean=-0.000207 rms=0.002031 Jy/beam ! Combined flux in latest and established models = 2.3018 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 2.3018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255039Jy sigma=0.001573 ! Fit after self-cal, rms=0.255023Jy sigma=0.001573 ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 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=0.255023Jy sigma=0.001573 ! Fit after self-cal, rms=0.255683Jy sigma=0.001572 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=2.219 mas, bmaj=5.083 mas, bpa=2.484 degrees ! Estimated noise=1305.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00224979 Jy ! Component: 100 - total flux cleaned = -0.00226137 Jy ! Component: 150 - total flux cleaned = -0.00234539 Jy ! Component: 200 - total flux cleaned = -0.00248773 Jy ! Total flux subtracted in 200 components = -0.00248773 Jy ! Clean residual min=-0.005754 max=0.005439 Jy/beam ! Clean residual mean=-0.000289 rms=0.002042 Jy/beam ! Combined flux in latest and established models = 2.29931 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 84 components and 2.29931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255672Jy sigma=0.001572 ! Fit after self-cal, rms=0.255632Jy sigma=0.001571 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 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 = 0.000233041 Jy ! Component: 100 - total flux cleaned = 0.000245297 Jy ! Component: 150 - total flux cleaned = 4.97137e-05 Jy ! Component: 200 - total flux cleaned = -0.000123341 Jy ! Total flux subtracted in 200 components = -0.000123341 Jy ! Clean residual min=-0.005737 max=0.005155 Jy/beam ! Clean residual mean=-0.000285 rms=0.002013 Jy/beam ! Combined flux in latest and established models = 2.29919 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 2.29919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255662Jy sigma=0.001571 ! Fit after self-cal, rms=0.255634Jy sigma=0.001571 ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7849 mas, bmaj=2.267 mas, bpa=-9.945 degrees ! Estimated noise=1035.36 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7849 x 2.267 at -9.945 degrees (North through East) ! Clean map min=-0.0075051 max=2.1431 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=0.255634Jy sigma=0.001571 ! Fit after self-cal, rms=0.247144Jy sigma=0.001413 ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7849 mas, bmaj=2.269 mas, bpa=-9.979 degrees ! Estimated noise=1034.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00366323 Jy ! Component: 100 - total flux cleaned = -0.0034109 Jy ! Component: 150 - total flux cleaned = -0.00329394 Jy ! Component: 200 - total flux cleaned = -0.00307837 Jy ! Total flux subtracted in 200 components = -0.00307837 Jy ! Clean residual min=-0.006181 max=0.007175 Jy/beam ! Clean residual mean=-0.000006 rms=0.001837 Jy/beam ! Combined flux in latest and established models = 2.29611 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 2.29611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246975Jy sigma=0.001412 ! Fit after self-cal, rms=0.246955Jy sigma=0.001412 ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000200795 Jy ! Component: 100 - total flux cleaned = 0.000198891 Jy ! Component: 150 - total flux cleaned = 0.000285241 Jy ! Component: 200 - total flux cleaned = 0.000285399 Jy ! Total flux subtracted in 200 components = 0.000285399 Jy ! Clean residual min=-0.006009 max=0.007039 Jy/beam ! Clean residual mean=-0.000014 rms=0.001818 Jy/beam ! Combined flux in latest and established models = 2.2964 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 95 components and 2.2964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246882Jy sigma=0.001411 ! Fit after self-cal, rms=0.246871Jy sigma=0.001411 ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246871Jy sigma=0.001411 ! Fit after self-cal, rms=0.247534Jy sigma=0.001411 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.6559 mas, bmaj=1.627 mas, bpa=-8.475 degrees ! Estimated noise=1516.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.65902 Jy ! Component: 100 - total flux cleaned = 2.02288 Jy ! Component: 150 - total flux cleaned = 2.13746 Jy ! Component: 200 - total flux cleaned = 2.19158 Jy ! Total flux subtracted in 200 components = 2.19158 Jy ! Clean residual min=-0.010694 max=0.026459 Jy/beam ! Clean residual mean=0.000613 rms=0.004618 Jy/beam ! Combined flux in latest and established models = 2.19158 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 20 model components to the UV plane model. ! The established model now contains 20 components and 2.19158 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7857 mas, bmaj=2.27 mas, bpa=-9.946 degrees ! Estimated noise=1034.14 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 = 0.0456749 Jy ! Component: 100 - total flux cleaned = 0.0694578 Jy ! Component: 150 - total flux cleaned = 0.0830028 Jy ! Component: 200 - total flux cleaned = 0.0911652 Jy ! Total flux subtracted in 200 components = 0.0911652 Jy ! Clean residual min=-0.005959 max=0.008676 Jy/beam ! Clean residual mean=0.000405 rms=0.002057 Jy/beam ! Combined flux in latest and established models = 2.28275 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 53 components and 2.28275 Jy ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=2.22 mas, bmaj=5.086 mas, bpa=2.495 degrees ! Estimated noise=1301.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00844336 Jy ! Component: 100 - total flux cleaned = 0.0107902 Jy ! Component: 150 - total flux cleaned = 0.0112255 Jy ! Component: 200 - total flux cleaned = 0.0115251 Jy ! Total flux subtracted in 200 components = 0.0115251 Jy ! Clean residual min=-0.005316 max=0.005401 Jy/beam ! Clean residual mean=0.000112 rms=0.001936 Jy/beam ! Combined flux in latest and established models = 2.29427 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 = 0.000324459 Jy ! Component: 100 - total flux cleaned = 0.000552883 Jy ! Component: 150 - total flux cleaned = 0.000708855 Jy ! Component: 200 - total flux cleaned = 0.000805812 Jy ! Total flux subtracted in 200 components = 0.000805812 Jy ! Clean residual min=-0.005183 max=0.005275 Jy/beam ! Clean residual mean=0.000055 rms=0.001895 Jy/beam ! Combined flux in latest and established models = 2.29508 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 66 components and 2.29508 Jy ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.7857 mas, bmaj=2.27 mas, bpa=-9.946 degrees ! Estimated noise=1034.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00160051 Jy ! Component: 100 - total flux cleaned = -0.0016031 Jy ! Component: 150 - total flux cleaned = -0.0014889 Jy ! Component: 200 - total flux cleaned = -0.00148815 Jy ! Total flux subtracted in 200 components = -0.00148815 Jy ! Clean residual min=-0.005381 max=0.006364 Jy/beam ! Clean residual mean=0.000071 rms=0.001773 Jy/beam ! Combined flux in latest and established models = 2.29359 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 2.29359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247235Jy sigma=0.001409 ! Fit after self-cal, rms=0.247154Jy sigma=0.001409 wmodel J1625-2527_X_2001_07_05_pus_map.mod ! Writing 80 model components to file: J1625-2527_X_2001_07_05_pus_map.mod wobs J1625-2527_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1625-2527_X_2001_07_05_pus_uvs.fits wwins J1625-2527_X_2001_07_05_pus_map.win ! wwins: Wrote 2 windows to J1625-2527_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 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294652 Jy ! Component: 100 - total flux cleaned = 0.00409357 Jy ! Component: 150 - total flux cleaned = 0.00457433 Jy ! Component: 200 - total flux cleaned = 0.00466835 Jy ! Component: 250 - total flux cleaned = 0.00466915 Jy ! Component: 300 - total flux cleaned = 0.00474925 Jy ! Component: 350 - total flux cleaned = 0.00482722 Jy ! Component: 400 - total flux cleaned = 0.00482793 Jy ! Component: 450 - total flux cleaned = 0.00482803 Jy ! Component: 500 - total flux cleaned = 0.00475803 Jy ! Component: 550 - total flux cleaned = 0.0048267 Jy ! Component: 600 - total flux cleaned = 0.00475987 Jy ! Component: 650 - total flux cleaned = 0.00469594 Jy ! Component: 700 - total flux cleaned = 0.00469588 Jy ! Component: 750 - total flux cleaned = 0.00463346 Jy ! Component: 800 - total flux cleaned = 0.00463288 Jy ! Component: 850 - total flux cleaned = 0.0045746 Jy ! Component: 900 - total flux cleaned = 0.00463245 Jy ! Component: 950 - total flux cleaned = 0.0046323 Jy ! Component: 1000 - total flux cleaned = 0.00457746 Jy ! Total flux subtracted in 1024 components = 0.00463132 Jy ! Clean residual min=-0.003305 max=0.003302 Jy/beam ! Clean residual mean=-0.000105 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 2.29822 Jy keep ! Adding 71 model components to the UV plane model. ! The established model now contains 151 components and 2.29822 Jy wmap "J1625-2527_X_2001_07_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7857 x 2.27 at -9.946 degrees (North through East) ! Clean map min=-0.0050651 max=2.1424 Jy/beam ! Writing clean map to FITS file: J1625-2527_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 2.14245 invert ! Inverting map ! Your choice of large map pixels excluded 0.121% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00112801 device "J1625-2527_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1625-2527_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.157951 0.157951 0.315903 0.631805 1.26361 2.52722 5.05444 10.1089 20.2178 40.4355 80.871 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.142 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7857 x 2.27 at -9.946 degrees (North through East) ! Clean map min=-0.0050651 max=2.1424 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1625-2527_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1625-2527_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1625-2527_X_2001_07_05_pus_uvs.log closed on Thu Jul 5 15:34:46 2007