! Started logfile: J0921-2618_X_2001_10_29_pus_uvs.log on Mon Feb 25 16:10:48 2008 obs J0921-2618_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0921-2618_X_2001_10_29_pus_uva.fits ! AN table 1: 64 integrations on 153 of 153 possible baselines. ! AN table 2: 84 integrations on 153 of 153 possible baselines. ! AN table 3: 33 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0549958 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 1970 lines of history. ! ! Reading 6092 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 J0921-2618_X_2001_10_29_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 1019 telescope corrections were flagged in sub-array 1. ! A total of 1347 telescope corrections were flagged in sub-array 2. ! A total of 383 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1019 telescope corrections were flagged in sub-array 1. ! A total of 1347 telescope corrections were flagged in sub-array 2. ! A total of 383 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1019 telescope corrections were flagged in sub-array 1. ! A total of 1347 telescope corrections were flagged in sub-array 2. ! A total of 383 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1019 telescope corrections were flagged in sub-array 1. ! A total of 1347 telescope corrections were flagged in sub-array 2. ! A total of 383 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.350364Jy sigma=0.010547 ! Fit after self-cal, rms=0.562310Jy sigma=0.004719 ! 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 0.593% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.6964 mas, bmaj=1.358 mas, bpa=0.8697 degrees ! Estimated noise=2056.46 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 = 1.00293 Jy ! Component: 100 - total flux cleaned = 1.325 Jy ! Total flux subtracted in 100 components = 1.325 Jy ! Clean residual min=-0.049816 max=0.149029 Jy/beam ! Clean residual mean=0.003383 rms=0.021027 Jy/beam ! Combined flux in latest and established models = 1.325 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.341191Jy sigma=0.002771 ! Fit after self-cal, rms=0.341161Jy sigma=0.002770 ! Inverting map ! Your choice of large map pixels excluded 0.593% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.16195 Jy ! Component: 100 - total flux cleaned = 0.243631 Jy ! Total flux subtracted in 100 components = 0.243631 Jy ! Clean residual min=-0.025704 max=0.051292 Jy/beam ! Clean residual mean=0.001292 rms=0.009180 Jy/beam ! Combined flux in latest and established models = 1.56863 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 1.56863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228453Jy sigma=0.001649 ! Fit after self-cal, rms=0.228515Jy sigma=0.001649 ! Inverting map ! Your choice of large map pixels excluded 0.593% of the data. ! The x-axis pixel size should ideally be below 0.191 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 0.593% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.9692 mas, bmaj=2.109 mas, bpa=-5.12 degrees ! Estimated noise=1201.5 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 = 0.0673007 Jy ! Component: 100 - total flux cleaned = 0.0999948 Jy ! Component: 150 - total flux cleaned = 0.116661 Jy ! Component: 200 - total flux cleaned = 0.12337 Jy ! Total flux subtracted in 200 components = 0.12337 Jy ! Clean residual min=-0.021027 max=0.033768 Jy/beam ! Clean residual mean=0.001009 rms=0.008034 Jy/beam ! Combined flux in latest and established models = 1.692 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 1.692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213455Jy sigma=0.001429 ! Fit after self-cal, rms=0.213382Jy sigma=0.001429 ! Inverting map ! Your choice of large map pixels excluded 0.593% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.97 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.99 MC 1.03 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 1.00 LA 1.00 ! MA 1.00* MC 1.00* MK 1.00* NL 1.08 ! OV 1.03 PT 1.00 SC 0.94 TS 1.00* ! WF 0.97 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.96 LA 0.96 ! MA 1.00* MC 1.00* MK 0.95 NL 1.01 ! OV 0.97 PT 0.96 SC 1.00 TS 1.00* ! WF 1.08 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.95 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.02 MC 1.01 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 1.01 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.03 ! OV 1.04 PT 0.97 SC 0.92 TS 1.00* ! WF 0.96 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.03 KP 0.98 LA 0.94 ! MA 1.00* MC 1.00* MK 0.94 NL 0.98 ! OV 0.97 PT 0.94 SC 0.98 TS 1.00* ! WF 1.08 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.95 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.05 MC 1.00 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.01 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 1.03 LA 1.02 ! MA 1.00* MC 1.00* MK 1.00* NL 1.07 ! OV 1.03 PT 1.02 SC 0.96 TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.98 LA 1.00 ! MA 1.00* MC 1.00* MK 0.98 NL 1.02 ! OV 0.96 PT 0.98 SC 1.04 TS 1.00* ! WF 1.16 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.92 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.98 MC 1.04 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.98 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 1.03 LA 1.01 ! MA 1.00* MC 1.00* MK 1.00* NL 1.12 ! OV 1.00 PT 1.02 SC 1.00 TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 1.03 NL 1.05 ! OV 0.95 PT 0.98 SC 1.07 TS 1.00* ! WF 1.14 WZ 1.00* ! ! ! Fit before self-cal, rms=0.213382Jy sigma=0.001429 ! Fit after self-cal, rms=0.191625Jy sigma=0.001237 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.9454 mas, bmaj=2.283 mas, bpa=-5.58 degrees ! Estimated noise=1222.74 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 = -0.000731759 Jy ! Component: 100 - total flux cleaned = -0.00085424 Jy ! Component: 150 - total flux cleaned = -0.000954625 Jy ! Component: 200 - total flux cleaned = -0.000958194 Jy ! Total flux subtracted in 200 components = -0.000958194 Jy ! Clean residual min=-0.009557 max=0.020289 Jy/beam ! Clean residual mean=0.000592 rms=0.004155 Jy/beam ! Combined flux in latest and established models = 1.69104 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 1.69104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191459Jy sigma=0.001236 ! Fit after self-cal, rms=0.191546Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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=0.191546Jy sigma=0.001236 ! Fit after self-cal, rms=0.191700Jy sigma=0.001236 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.9456 mas, bmaj=2.283 mas, bpa=-5.563 degrees ! Estimated noise=1223.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000129729 Jy ! Component: 100 - total flux cleaned = -0.000234271 Jy ! Component: 150 - total flux cleaned = -0.000331216 Jy ! Component: 200 - total flux cleaned = -0.000333483 Jy ! Total flux subtracted in 200 components = -0.000333483 Jy ! Clean residual min=-0.009030 max=0.020061 Jy/beam ! Clean residual mean=0.000641 rms=0.004108 Jy/beam ! Combined flux in latest and established models = 1.69071 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 1.69071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191557Jy sigma=0.001235 ! Fit after self-cal, rms=0.191551Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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 (-1.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172705 Jy ! Component: 100 - total flux cleaned = 0.0190145 Jy ! Component: 150 - total flux cleaned = 0.0198065 Jy ! Component: 200 - total flux cleaned = 0.020462 Jy ! Total flux subtracted in 200 components = 0.020462 Jy ! Clean residual min=-0.008183 max=0.012011 Jy/beam ! Clean residual mean=-0.000056 rms=0.002927 Jy/beam ! Combined flux in latest and established models = 1.71117 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 46 components and 1.71117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189847Jy sigma=0.001217 ! Fit after self-cal, rms=0.189520Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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=0.189520Jy sigma=0.001215 ! Fit after self-cal, rms=0.189109Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.946 mas, bmaj=2.278 mas, bpa=-5.523 degrees ! Estimated noise=1225.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00997533 Jy ! Component: 100 - total flux cleaned = 0.0108866 Jy ! Component: 150 - total flux cleaned = 0.0110661 Jy ! Component: 200 - total flux cleaned = 0.0112132 Jy ! Total flux subtracted in 200 components = 0.0112132 Jy ! Clean residual min=-0.006401 max=0.008862 Jy/beam ! Clean residual mean=-0.000143 rms=0.002225 Jy/beam ! Combined flux in latest and established models = 1.72238 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 54 components and 1.72238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188397Jy sigma=0.001205 ! Fit after self-cal, rms=0.188264Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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 = 0.00231975 Jy ! Component: 100 - total flux cleaned = 0.00232753 Jy ! Component: 150 - total flux cleaned = 0.00221495 Jy ! Component: 200 - total flux cleaned = 0.00211189 Jy ! Total flux subtracted in 200 components = 0.00211189 Jy ! Clean residual min=-0.007420 max=0.007684 Jy/beam ! Clean residual mean=-0.000224 rms=0.002155 Jy/beam ! Combined flux in latest and established models = 1.7245 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 1.7245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188017Jy sigma=0.001202 ! Fit after self-cal, rms=0.187995Jy sigma=0.001202 ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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=0.187995Jy sigma=0.001202 ! Fit after self-cal, rms=0.187540Jy sigma=0.001200 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=2.201 mas, bmaj=5.101 mas, bpa=-0.8566 degrees ! Estimated noise=1447.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318953 Jy ! Component: 100 - total flux cleaned = 0.00362806 Jy ! Component: 150 - total flux cleaned = 0.00396946 Jy ! Component: 200 - total flux cleaned = 0.00408564 Jy ! Total flux subtracted in 200 components = 0.00408564 Jy ! Clean residual min=-0.005906 max=0.007296 Jy/beam ! Clean residual mean=-0.000219 rms=0.002207 Jy/beam ! Combined flux in latest and established models = 1.72858 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 1.72858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187431Jy sigma=0.001198 ! Fit after self-cal, rms=0.187330Jy sigma=0.001198 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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 = 0.000761121 Jy ! Component: 100 - total flux cleaned = 0.00100529 Jy ! Component: 150 - total flux cleaned = 0.000952058 Jy ! Component: 200 - total flux cleaned = 0.000902734 Jy ! Total flux subtracted in 200 components = 0.000902734 Jy ! Clean residual min=-0.006468 max=0.007205 Jy/beam ! Clean residual mean=-0.000282 rms=0.002256 Jy/beam ! Combined flux in latest and established models = 1.72949 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 1.72948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187314Jy sigma=0.001197 ! Fit after self-cal, rms=0.187262Jy sigma=0.001197 ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.9462 mas, bmaj=2.275 mas, bpa=-5.463 degrees ! Estimated noise=1225.6 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9462 x 2.275 at -5.463 degrees (North through East) ! Clean map min=-0.008506 max=1.3999 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=0.187262Jy sigma=0.001197 ! Fit after self-cal, rms=0.173329Jy sigma=0.001077 ! Inverting map and beam ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.9465 mas, bmaj=2.272 mas, bpa=-5.451 degrees ! Estimated noise=1224.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028942 Jy ! Component: 100 - total flux cleaned = 0.00321922 Jy ! Component: 150 - total flux cleaned = 0.00321914 Jy ! Component: 200 - total flux cleaned = 0.00321923 Jy ! Total flux subtracted in 200 components = 0.00321923 Jy ! Clean residual min=-0.005351 max=0.005212 Jy/beam ! Clean residual mean=-0.000071 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 1.7327 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 86 components and 1.7327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173104Jy sigma=0.001075 ! Fit after self-cal, rms=0.173099Jy sigma=0.001075 ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000466134 Jy ! Component: 100 - total flux cleaned = 0.000542099 Jy ! Component: 150 - total flux cleaned = 0.000477851 Jy ! Component: 200 - total flux cleaned = 0.000413456 Jy ! Total flux subtracted in 200 components = 0.000413456 Jy ! Clean residual min=-0.005463 max=0.005228 Jy/beam ! Clean residual mean=-0.000084 rms=0.001492 Jy/beam ! Combined flux in latest and established models = 1.73312 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 90 components and 1.73312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172978Jy sigma=0.001075 ! Fit after self-cal, rms=0.172983Jy sigma=0.001075 ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172983Jy sigma=0.001075 ! Fit after self-cal, rms=0.172745Jy sigma=0.001074 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 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.6939 mas, bmaj=1.383 mas, bpa=0.8216 degrees ! Estimated noise=2067.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.00665 Jy ! Component: 100 - total flux cleaned = 1.33261 Jy ! Component: 150 - total flux cleaned = 1.49658 Jy ! Component: 200 - total flux cleaned = 1.57945 Jy ! Total flux subtracted in 200 components = 1.57945 Jy ! Clean residual min=-0.016836 max=0.038177 Jy/beam ! Clean residual mean=0.001572 rms=0.007102 Jy/beam ! Combined flux in latest and established models = 1.57945 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 7 model components to the UV plane model. ! The established model now contains 7 components and 1.57945 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.9465 mas, bmaj=2.27 mas, bpa=-5.416 degrees ! Estimated noise=1224.32 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 = 0.0637422 Jy ! Component: 100 - total flux cleaned = 0.0980732 Jy ! Component: 150 - total flux cleaned = 0.118348 Jy ! Component: 200 - total flux cleaned = 0.13157 Jy ! Total flux subtracted in 200 components = 0.13157 Jy ! Clean residual min=-0.006156 max=0.007874 Jy/beam ! Clean residual mean=0.000688 rms=0.002456 Jy/beam ! Combined flux in latest and established models = 1.71102 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 37 components and 1.71102 Jy ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 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 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=2.198 mas, bmaj=5.099 mas, bpa=-0.8214 degrees ! Estimated noise=1446.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125044 Jy ! Component: 100 - total flux cleaned = 0.018831 Jy ! Component: 150 - total flux cleaned = 0.0212032 Jy ! Component: 200 - total flux cleaned = 0.0217311 Jy ! Total flux subtracted in 200 components = 0.0217311 Jy ! Clean residual min=-0.004727 max=0.006233 Jy/beam ! Clean residual mean=-0.000010 rms=0.001938 Jy/beam ! Combined flux in latest and established models = 1.73275 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 = 0.000513348 Jy ! Component: 100 - total flux cleaned = 0.00079318 Jy ! Component: 150 - total flux cleaned = 0.00097131 Jy ! Component: 200 - total flux cleaned = 0.00112794 Jy ! Total flux subtracted in 200 components = 0.00112794 Jy ! Clean residual min=-0.004415 max=0.005980 Jy/beam ! Clean residual mean=-0.000073 rms=0.001782 Jy/beam ! Combined flux in latest and established models = 1.73388 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 79 components and 1.73388 Jy ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.9465 mas, bmaj=2.27 mas, bpa=-5.416 degrees ! Estimated noise=1224.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131183 Jy ! Component: 100 - total flux cleaned = 2.54015e-05 Jy ! Component: 150 - total flux cleaned = 0.00011801 Jy ! Component: 200 - total flux cleaned = 0.000119063 Jy ! Total flux subtracted in 200 components = 0.000119063 Jy ! Clean residual min=-0.005226 max=0.005059 Jy/beam ! Clean residual mean=-0.000033 rms=0.001426 Jy/beam ! Combined flux in latest and established models = 1.734 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 1.734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173067Jy sigma=0.001077 ! Fit after self-cal, rms=0.173045Jy sigma=0.001076 wmodel J0921-2618_X_2001_10_29_pus_map.mod ! Writing 92 model components to file: J0921-2618_X_2001_10_29_pus_map.mod wobs J0921-2618_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0921-2618_X_2001_10_29_pus_uvs.fits wwins J0921-2618_X_2001_10_29_pus_map.win ! wwins: Wrote 2 windows to J0921-2618_X_2001_10_29_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 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000125788 Jy ! Component: 100 - total flux cleaned = -0.000374247 Jy ! Component: 150 - total flux cleaned = -0.000160133 Jy ! Component: 200 - total flux cleaned = 4.7036e-05 Jy ! Component: 250 - total flux cleaned = 0.000174305 Jy ! Component: 300 - total flux cleaned = 0.000112548 Jy ! Component: 350 - total flux cleaned = -3.51469e-06 Jy ! Component: 400 - total flux cleaned = -0.000227253 Jy ! Component: 450 - total flux cleaned = -0.000551028 Jy ! Component: 500 - total flux cleaned = -0.000916907 Jy ! Component: 550 - total flux cleaned = -0.00127339 Jy ! Component: 600 - total flux cleaned = -0.00167036 Jy ! Component: 650 - total flux cleaned = -0.0020086 Jy ! Component: 700 - total flux cleaned = -0.00219762 Jy ! Component: 750 - total flux cleaned = -0.00238305 Jy ! Component: 800 - total flux cleaned = -0.00256547 Jy ! Component: 850 - total flux cleaned = -0.00274373 Jy ! Component: 900 - total flux cleaned = -0.00291961 Jy ! Component: 950 - total flux cleaned = -0.00304965 Jy ! Component: 1000 - total flux cleaned = -0.00326311 Jy ! Total flux subtracted in 1024 components = -0.00330533 Jy ! Clean residual min=-0.002228 max=0.002775 Jy/beam ! Clean residual mean=-0.000042 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 1.7307 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 154 components and 1.7307 Jy ![Exited script file: muppet] wmap "J0921-2618_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9465 x 2.27 at -5.416 degrees (North through East) ! Clean map min=-0.003634 max=1.4079 Jy/beam ! Writing clean map to FITS file: J0921-2618_X_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.40787 invert ! Inverting map ! Your choice of large map pixels excluded 0.641% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000832232 device "J0921-2618_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_X_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.177339 0.177339 0.354678 0.709355 1.41871 2.83742 5.67484 11.3497 22.6994 45.3987 90.7975 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.407 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9465 x 2.27 at -5.416 degrees (North through East) ! Clean map min=-0.003634 max=1.4079 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_X_2001_10_29_pus_uvs.log closed on Mon Feb 25 16:10:52 2008