! Started logfile: J1037-2934_X_2001_07_05_pus_uvs.log on Wed Jul 4 20:28:09 2007 obs J1037-2934_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1037-2934_X_2001_07_05_pus_uva.fits ! AN table 1: 67 integrations on 171 of 171 possible baselines. ! AN table 2: 46 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.118512 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1037-2934 ! 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 2370 lines of history. ! ! Reading 9160 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 951 telescope corrections were flagged in sub-array 1. ! A total of 628 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 951 telescope corrections were flagged in sub-array 1. ! A total of 628 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 951 telescope corrections were flagged in sub-array 1. ! A total of 628 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 951 telescope corrections were flagged in sub-array 1. ! A total of 628 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.694103Jy sigma=0.006175 ! Fit after self-cal, rms=0.226078Jy sigma=0.001758 ! 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 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.6588 mas, bmaj=2.055 mas, bpa=-9.146 degrees ! Estimated noise=1780.66 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 = 0.704827 Jy ! Component: 100 - total flux cleaned = 0.875599 Jy ! Total flux subtracted in 100 components = 0.875599 Jy ! Clean residual min=-0.034151 max=0.069004 Jy/beam ! Clean residual mean=0.001196 rms=0.011154 Jy/beam ! Combined flux in latest and established models = 0.875599 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.875599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229644Jy sigma=0.001979 ! Fit after self-cal, rms=0.229595Jy sigma=0.001979 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0767174 Jy ! Component: 100 - total flux cleaned = 0.118871 Jy ! Total flux subtracted in 100 components = 0.118871 Jy ! Clean residual min=-0.026133 max=0.031577 Jy/beam ! Clean residual mean=0.000654 rms=0.006723 Jy/beam ! Combined flux in latest and established models = 0.994471 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.994471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189670Jy sigma=0.001524 ! Fit after self-cal, rms=0.189574Jy sigma=0.001523 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8575 mas, bmaj=2.938 mas, bpa=-11.63 degrees ! Estimated noise=866.612 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 = 0.0467063 Jy ! Component: 100 - total flux cleaned = 0.0690835 Jy ! Component: 150 - total flux cleaned = 0.0810872 Jy ! Component: 200 - total flux cleaned = 0.0833222 Jy ! Total flux subtracted in 200 components = 0.0833222 Jy ! Clean residual min=-0.014258 max=0.034735 Jy/beam ! Clean residual mean=0.000530 rms=0.006563 Jy/beam ! Combined flux in latest and established models = 1.07779 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 1.07779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180966Jy sigma=0.001398 ! Fit after self-cal, rms=0.180872Jy sigma=0.001397 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.90 KP 0.98 ! LA 0.99 MC 1.00* MK 0.95 NL 1.06 ! NY 1.00* OV 1.02 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.30 KK 1.13 KP 0.94 ! LA 0.98 MC 1.00* MK 0.96 NL 1.04 ! NY 1.00* OV 1.00 PT 0.99 SC 0.97 ! TS 1.00* WF 1.03 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.98 KP 0.98 ! LA 0.97 MC 1.00* MK 0.95 NL 1.04 ! NY 1.00* OV 1.01 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.27 KK 1.13 KP 0.95 ! LA 0.97 MC 1.00* MK 0.97 NL 1.00 ! NY 1.00* OV 1.00 PT 0.95 SC 0.91 ! TS 1.00* WF 1.07 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 1.01 ! LA 0.97 MC 1.00* MK 0.97 NL 1.05 ! NY 1.00* OV 1.05 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.33 KK 1.11 KP 1.00 ! LA 0.97 MC 1.00* MK 0.99 NL 1.04 ! NY 1.00* OV 1.04 PT 0.97 SC 0.92 ! TS 1.00* WF 1.07 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 0.97 ! LA 0.96 MC 1.00* MK 0.98 NL 1.07 ! NY 1.00* OV 1.03 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.94 GC 1.00* GG 1.00* ! HH 1.00* HN 1.30 KK 1.14 KP 0.95 ! LA 0.96 MC 1.00* MK 1.01 NL 1.04 ! NY 1.00* OV 1.01 PT 0.98 SC 0.97 ! TS 1.00* WF 0.99 WZ 1.00* ! ! ! Fit before self-cal, rms=0.180872Jy sigma=0.001397 ! Fit after self-cal, rms=0.173666Jy sigma=0.001260 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8638 mas, bmaj=2.923 mas, bpa=-11.27 degrees ! Estimated noise=869.202 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 (2.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221292 Jy ! Component: 100 - total flux cleaned = 0.0310766 Jy ! Component: 150 - total flux cleaned = 0.0317681 Jy ! Component: 200 - total flux cleaned = 0.0315948 Jy ! Total flux subtracted in 200 components = 0.0315948 Jy ! Clean residual min=-0.007893 max=0.006293 Jy/beam ! Clean residual mean=-0.000245 rms=0.001809 Jy/beam ! Combined flux in latest and established models = 1.10939 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 1.10939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171081Jy sigma=0.001233 ! Fit after self-cal, rms=0.170925Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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=0.170925Jy sigma=0.001230 ! Fit after self-cal, rms=0.169700Jy sigma=0.001227 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8627 mas, bmaj=2.916 mas, bpa=-11.24 degrees ! Estimated noise=867.116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00801806 Jy ! Component: 100 - total flux cleaned = 0.00972321 Jy ! Component: 150 - total flux cleaned = 0.00949229 Jy ! Component: 200 - total flux cleaned = 0.00919038 Jy ! Total flux subtracted in 200 components = 0.00919038 Jy ! Clean residual min=-0.006649 max=0.003391 Jy/beam ! Clean residual mean=-0.000276 rms=0.001319 Jy/beam ! Combined flux in latest and established models = 1.11858 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 1.11858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169264Jy sigma=0.001223 ! Fit after self-cal, rms=0.169167Jy sigma=0.001223 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 = 0.00134181 Jy ! Component: 100 - total flux cleaned = 0.0014383 Jy ! Component: 150 - total flux cleaned = 0.00126557 Jy ! Component: 200 - total flux cleaned = 0.00118322 Jy ! Total flux subtracted in 200 components = 0.00118322 Jy ! Clean residual min=-0.006732 max=0.003203 Jy/beam ! Clean residual mean=-0.000308 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 1.11976 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 77 components and 1.11976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169052Jy sigma=0.001222 ! Fit after self-cal, rms=0.169034Jy sigma=0.001222 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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=0.169034Jy sigma=0.001222 ! Fit after self-cal, rms=0.168416Jy sigma=0.001221 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8629 mas, bmaj=2.915 mas, bpa=-11.23 degrees ! Estimated noise=866.278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212551 Jy ! Component: 100 - total flux cleaned = 0.00221848 Jy ! Component: 150 - total flux cleaned = 0.00199065 Jy ! Component: 200 - total flux cleaned = 0.00185118 Jy ! Total flux subtracted in 200 components = 0.00185118 Jy ! Clean residual min=-0.005452 max=0.003065 Jy/beam ! Clean residual mean=-0.000256 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 1.12161 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 1.12161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168307Jy sigma=0.001220 ! Fit after self-cal, rms=0.168287Jy sigma=0.001220 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 = 0.0004311 Jy ! Component: 100 - total flux cleaned = 0.000302714 Jy ! Component: 150 - total flux cleaned = 0.000242411 Jy ! Component: 200 - total flux cleaned = 0.000181413 Jy ! Total flux subtracted in 200 components = 0.000181413 Jy ! Clean residual min=-0.005351 max=0.003048 Jy/beam ! Clean residual mean=-0.000262 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 1.12179 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 96 components and 1.12179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168234Jy sigma=0.001220 ! Fit after self-cal, rms=0.168229Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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=0.168229Jy sigma=0.001220 ! Fit after self-cal, rms=0.168041Jy sigma=0.001219 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=2.398 mas, bmaj=6.473 mas, bpa=6.552 degrees ! Estimated noise=1042.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0011234 Jy ! Component: 100 - total flux cleaned = -0.00142396 Jy ! Component: 150 - total flux cleaned = -0.00165969 Jy ! Component: 200 - total flux cleaned = -0.00177863 Jy ! Total flux subtracted in 200 components = -0.00177863 Jy ! Clean residual min=-0.004099 max=0.002703 Jy/beam ! Clean residual mean=-0.000338 rms=0.001053 Jy/beam ! Combined flux in latest and established models = 1.12002 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 104 components and 1.12002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168035Jy sigma=0.001219 ! Fit after self-cal, rms=0.168013Jy sigma=0.001219 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 = -0.000111212 Jy ! Component: 100 - total flux cleaned = -0.000192537 Jy ! Component: 150 - total flux cleaned = -0.000265619 Jy ! Component: 200 - total flux cleaned = -0.000327738 Jy ! Total flux subtracted in 200 components = -0.000327738 Jy ! Clean residual min=-0.003944 max=0.002726 Jy/beam ! Clean residual mean=-0.000323 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 1.11969 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 110 components and 1.11969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168007Jy sigma=0.001219 ! Fit after self-cal, rms=0.167999Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8632 mas, bmaj=2.916 mas, bpa=-11.22 degrees ! Estimated noise=865.927 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8632 x 2.916 at -11.22 degrees (North through East) ! Clean map min=-0.0040033 max=0.95068 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=0.167999Jy sigma=0.001219 ! Fit after self-cal, rms=0.159671Jy sigma=0.001128 ! Inverting map and beam ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8635 mas, bmaj=2.917 mas, bpa=-11.25 degrees ! Estimated noise=864.885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000397911 Jy ! Component: 100 - total flux cleaned = 0.000335569 Jy ! Component: 150 - total flux cleaned = 0.000282313 Jy ! Component: 200 - total flux cleaned = 0.000233154 Jy ! Total flux subtracted in 200 components = 0.000233154 Jy ! Clean residual min=-0.003965 max=0.002623 Jy/beam ! Clean residual mean=-0.000195 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 1.11992 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 121 components and 1.11992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159619Jy sigma=0.001128 ! Fit after self-cal, rms=0.159617Jy sigma=0.001128 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225073 Jy ! Component: 100 - total flux cleaned = 0.000134575 Jy ! Component: 150 - total flux cleaned = 9.07988e-05 Jy ! Component: 200 - total flux cleaned = 4.79783e-05 Jy ! Total flux subtracted in 200 components = 4.79783e-05 Jy ! Clean residual min=-0.003887 max=0.002609 Jy/beam ! Clean residual mean=-0.000197 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 1.11997 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 130 components and 1.11997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159589Jy sigma=0.001128 ! Fit after self-cal, rms=0.159587Jy sigma=0.001128 ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159587Jy sigma=0.001128 ! Fit after self-cal, rms=0.159590Jy sigma=0.001128 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 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.6602 mas, bmaj=2.035 mas, bpa=-8.527 degrees ! Estimated noise=1769.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.700424 Jy ! Component: 100 - total flux cleaned = 0.876329 Jy ! Component: 150 - total flux cleaned = 0.952942 Jy ! Component: 200 - total flux cleaned = 0.995387 Jy ! Total flux subtracted in 200 components = 0.995387 Jy ! Clean residual min=-0.011933 max=0.022209 Jy/beam ! Clean residual mean=0.000565 rms=0.004448 Jy/beam ! Combined flux in latest and established models = 0.995387 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 0.995387 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8639 mas, bmaj=2.918 mas, bpa=-11.23 degrees ! Estimated noise=864.852 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 = 0.0488137 Jy ! Component: 100 - total flux cleaned = 0.0760719 Jy ! Component: 150 - total flux cleaned = 0.0927612 Jy ! Component: 200 - total flux cleaned = 0.10327 Jy ! Total flux subtracted in 200 components = 0.10327 Jy ! Clean residual min=-0.004060 max=0.006013 Jy/beam ! Clean residual mean=0.000378 rms=0.001757 Jy/beam ! Combined flux in latest and established models = 1.09866 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 1.09866 Jy ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=2.398 mas, bmaj=6.475 mas, bpa=6.544 degrees ! Estimated noise=1040.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.009372 Jy ! Component: 100 - total flux cleaned = 0.014253 Jy ! Component: 150 - total flux cleaned = 0.0170055 Jy ! Component: 200 - total flux cleaned = 0.0183576 Jy ! Total flux subtracted in 200 components = 0.0183576 Jy ! Clean residual min=-0.003205 max=0.002710 Jy/beam ! Clean residual mean=-0.000183 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 1.11701 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 = 0.000249683 Jy ! Component: 100 - total flux cleaned = 0.000460909 Jy ! Component: 150 - total flux cleaned = 0.000606027 Jy ! Component: 200 - total flux cleaned = 0.000638017 Jy ! Total flux subtracted in 200 components = 0.000638017 Jy ! Clean residual min=-0.003220 max=0.002722 Jy/beam ! Clean residual mean=-0.000217 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 1.11765 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 84 components and 1.11765 Jy ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.8639 mas, bmaj=2.918 mas, bpa=-11.23 degrees ! Estimated noise=864.852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.82866e-05 Jy ! Component: 100 - total flux cleaned = 0.000103108 Jy ! Component: 150 - total flux cleaned = 3.3386e-05 Jy ! Component: 200 - total flux cleaned = 3.42913e-05 Jy ! Total flux subtracted in 200 components = 3.42913e-05 Jy ! Clean residual min=-0.004025 max=0.002934 Jy/beam ! Clean residual mean=-0.000119 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.11769 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 99 components and 1.11769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159688Jy sigma=0.001128 ! Fit after self-cal, rms=0.159661Jy sigma=0.001128 wmodel J1037-2934_X_2001_07_05_pus_map.mod ! Writing 99 model components to file: J1037-2934_X_2001_07_05_pus_map.mod wobs J1037-2934_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1037-2934_X_2001_07_05_pus_uvs.fits wwins J1037-2934_X_2001_07_05_pus_map.win ! wwins: Wrote 2 windows to J1037-2934_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 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00154823 Jy ! Component: 100 - total flux cleaned = -0.00230003 Jy ! Component: 150 - total flux cleaned = -0.00284311 Jy ! Component: 200 - total flux cleaned = -0.00340062 Jy ! Component: 250 - total flux cleaned = -0.00366414 Jy ! Component: 300 - total flux cleaned = -0.00383323 Jy ! Component: 350 - total flux cleaned = -0.003996 Jy ! Component: 400 - total flux cleaned = -0.00411384 Jy ! Component: 450 - total flux cleaned = -0.00426788 Jy ! Component: 500 - total flux cleaned = -0.00434337 Jy ! Component: 550 - total flux cleaned = -0.00441735 Jy ! Component: 600 - total flux cleaned = -0.00448943 Jy ! Component: 650 - total flux cleaned = -0.00455981 Jy ! Component: 700 - total flux cleaned = -0.0046295 Jy ! Component: 750 - total flux cleaned = -0.00473189 Jy ! Component: 800 - total flux cleaned = -0.00479882 Jy ! Component: 850 - total flux cleaned = -0.00493052 Jy ! Component: 900 - total flux cleaned = -0.00499504 Jy ! Component: 950 - total flux cleaned = -0.00502683 Jy ! Component: 1000 - total flux cleaned = -0.00508981 Jy ! Total flux subtracted in 1024 components = -0.00508978 Jy ! Clean residual min=-0.001652 max=0.001847 Jy/beam ! Clean residual mean=0.000017 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 1.1126 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 162 components and 1.1126 Jy wmap "J1037-2934_X_2001_07_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8639 x 2.918 at -11.23 degrees (North through East) ! Clean map min=-0.0032971 max=0.94985 Jy/beam ! Writing clean map to FITS file: J1037-2934_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 0.949851 invert ! Inverting map ! Your choice of large map pixels excluded 0.134% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000656754 device "J1037-2934_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1037-2934_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.207428 0.207428 0.414857 0.829714 1.65943 3.31886 6.63771 13.2754 26.5508 53.1017 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.949 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8639 x 2.918 at -11.23 degrees (North through East) ! Clean map min=-0.0032971 max=0.94985 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1037-2934_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1037-2934_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1037-2934_X_2001_07_05_pus_uvs.log closed on Wed Jul 4 20:28:44 2007