! Started logfile: J1517-2422_X_2000_05_22_pus_uvs.log on Mon Nov 12 18:16:22 2007 obs J1517-2422_X_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1517-2422_X_2000_05_22_pus_uva.fits ! AN table 1: 57 integrations on 190 of 190 possible baselines. ! AN table 2: 118 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0634586 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1884 lines of history. ! ! Reading 8440 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1517-2422_X_2000_05_22_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 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 1021 telescope corrections were flagged in sub-array 1. ! A total of 1723 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1021 telescope corrections were flagged in sub-array 1. ! A total of 1723 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1021 telescope corrections were flagged in sub-array 1. ! A total of 1723 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1021 telescope corrections were flagged in sub-array 1. ! A total of 1723 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.220561Jy sigma=0.013473 ! Fit after self-cal, rms=0.597721Jy sigma=0.006959 ! 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 0.775% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.5582 mas, bmaj=3.507 mas, bpa=2.603 degrees ! Estimated noise=1222.53 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 = 0.751906 Jy ! Component: 100 - total flux cleaned = 1.05278 Jy ! Total flux subtracted in 100 components = 1.05278 Jy ! Clean residual min=-0.061413 max=0.159720 Jy/beam ! Clean residual mean=0.003287 rms=0.023892 Jy/beam ! Combined flux in latest and established models = 1.05278 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.05278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512928Jy sigma=0.006066 ! Fit after self-cal, rms=0.511028Jy sigma=0.006055 ! Inverting map ! Your choice of large map pixels excluded 0.775% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Added new window around map position (0.8, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.176469 Jy ! Component: 100 - total flux cleaned = 0.283729 Jy ! Total flux subtracted in 100 components = 0.283729 Jy ! Clean residual min=-0.045601 max=0.115497 Jy/beam ! Clean residual mean=0.001877 rms=0.016106 Jy/beam ! Combined flux in latest and established models = 1.33651 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 33 components and 1.33651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358833Jy sigma=0.004148 ! Fit after self-cal, rms=0.352111Jy sigma=0.004111 ! Inverting map ! Your choice of large map pixels excluded 0.775% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Added new window around map position (1.8, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110012 Jy ! Component: 100 - total flux cleaned = 0.179616 Jy ! Total flux subtracted in 100 components = 0.179616 Jy ! Clean residual min=-0.032489 max=0.058170 Jy/beam ! Clean residual mean=0.000976 rms=0.010885 Jy/beam ! Combined flux in latest and established models = 1.51613 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 1.51613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268537Jy sigma=0.003049 ! Fit after self-cal, rms=0.262272Jy sigma=0.003005 ! Inverting map ! Your choice of large map pixels excluded 0.775% of the data. ! The x-axis pixel size should ideally be below 0.19 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 0.775% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.8566 mas, bmaj=4.449 mas, bpa=4.075 degrees ! Estimated noise=742.532 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 = 0.144397 Jy ! Component: 100 - total flux cleaned = 0.22336 Jy ! Component: 150 - total flux cleaned = 0.270385 Jy ! Component: 200 - total flux cleaned = 0.299266 Jy ! Total flux subtracted in 200 components = 0.299266 Jy ! Clean residual min=-0.032814 max=0.050418 Jy/beam ! Clean residual mean=-0.001102 rms=0.015533 Jy/beam ! Combined flux in latest and established models = 1.8154 Jy ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 105 components and 1.8154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184827Jy sigma=0.001923 ! Fit after self-cal, rms=0.180212Jy sigma=0.001881 ! Inverting map ! Your choice of large map pixels excluded 0.775% of the data. ! The x-axis pixel size should ideally be below 0.19 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 1.17 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00 KP 1.06 ! MA 1.00* MC 1.00* MK 1.01 NL 1.00* ! NY 1.00* OV 1.01 PT 0.99 SC 1.00* ! TS 0.93 WF 1.00* WZ 1.00* LA 1.07 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.07 KK 1.00* KP 1.00 ! MA 1.00* MC 1.00* MK 1.00* NL 0.96 ! NY 1.00* OV 0.99 PT 0.95 SC 0.96 ! TS 1.00* WF 1.04 WZ 1.00* LA 0.97 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.22 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.03 KP 0.99 ! MA 1.00* MC 1.00* MK 1.03 NL 1.00* ! NY 1.00* OV 1.04 PT 0.95 SC 1.00* ! TS 0.94 WF 1.00* WZ 1.00* LA 1.03 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.08 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 1.00* KP 0.95 ! MA 1.00* MC 1.00* MK 1.00* NL 1.01 ! NY 1.00* OV 1.03 PT 0.92 SC 0.98 ! TS 1.00* WF 1.06 WZ 1.00* LA 0.93 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.19 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00 KP 1.07 ! MA 1.00* MC 1.00* MK 1.05 NL 1.00* ! NY 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 0.93 WF 1.00* WZ 1.00* LA 1.08 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.06 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.00* KP 1.01 ! MA 1.00* MC 1.00* MK 1.00* NL 0.99 ! NY 1.00* OV 1.00 PT 0.95 SC 1.00 ! TS 1.00* WF 1.07 WZ 1.00* LA 0.97 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.20 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.03 KP 1.06 ! MA 1.00* MC 1.00* MK 1.07 NL 1.00* ! NY 1.00* OV 0.98 PT 1.00 SC 1.00* ! TS 0.92 WF 1.00* WZ 1.00* LA 1.05 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.05 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.00* KP 1.00 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00 ! NY 1.00* OV 1.01 PT 0.95 SC 1.00 ! TS 1.00* WF 1.01 WZ 1.00* LA 0.95 ! ! ! Fit before self-cal, rms=0.180212Jy sigma=0.001881 ! Fit after self-cal, rms=0.164042Jy sigma=0.001539 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.8627 mas, bmaj=4.672 mas, bpa=3.486 degrees ! Estimated noise=743.795 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 = -0.00150816 Jy ! Component: 100 - total flux cleaned = -0.0014817 Jy ! Component: 150 - total flux cleaned = -0.00190066 Jy ! Component: 200 - total flux cleaned = -0.00209265 Jy ! Total flux subtracted in 200 components = -0.00209265 Jy ! Clean residual min=-0.017778 max=0.034834 Jy/beam ! Clean residual mean=0.000580 rms=0.007727 Jy/beam ! Combined flux in latest and established models = 1.8133 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 111 components and 1.8133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163320Jy sigma=0.001529 ! Fit after self-cal, rms=0.163292Jy sigma=0.001528 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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=0.163292Jy sigma=0.001528 ! Fit after self-cal, rms=0.163506Jy sigma=0.001528 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.863 mas, bmaj=4.673 mas, bpa=3.49 degrees ! Estimated noise=744.033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000215031 Jy ! Component: 100 - total flux cleaned = -0.000563141 Jy ! Component: 150 - total flux cleaned = -0.000881786 Jy ! Component: 200 - total flux cleaned = -0.000884773 Jy ! Total flux subtracted in 200 components = -0.000884773 Jy ! Clean residual min=-0.017109 max=0.034750 Jy/beam ! Clean residual mean=0.000630 rms=0.007697 Jy/beam ! Combined flux in latest and established models = 1.81242 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 117 components and 1.81242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163114Jy sigma=0.001522 ! Fit after self-cal, rms=0.162986Jy sigma=0.001522 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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 (6.2, -18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0319386 Jy ! Component: 100 - total flux cleaned = 0.0461111 Jy ! Component: 150 - total flux cleaned = 0.0552865 Jy ! Component: 200 - total flux cleaned = 0.0587413 Jy ! Total flux subtracted in 200 components = 0.0587413 Jy ! Clean residual min=-0.015701 max=0.020627 Jy/beam ! Clean residual mean=0.000155 rms=0.004598 Jy/beam ! Combined flux in latest and established models = 1.87116 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 148 components and 1.87116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156969Jy sigma=0.001448 ! Fit after self-cal, rms=0.156680Jy sigma=0.001444 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Added new window around map position (3, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154619 Jy ! Component: 100 - total flux cleaned = 0.0165868 Jy ! Component: 150 - total flux cleaned = 0.0168934 Jy ! Component: 200 - total flux cleaned = 0.0163263 Jy ! Total flux subtracted in 200 components = 0.0163263 Jy ! Clean residual min=-0.013106 max=0.013037 Jy/beam ! Clean residual mean=-0.000092 rms=0.004037 Jy/beam ! Combined flux in latest and established models = 1.88749 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 170 components and 1.88749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153902Jy sigma=0.001420 ! Fit after self-cal, rms=0.153594Jy sigma=0.001417 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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=0.153594Jy sigma=0.001417 ! Fit after self-cal, rms=0.152065Jy sigma=0.001406 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.8612 mas, bmaj=4.668 mas, bpa=3.511 degrees ! Estimated noise=742.891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107667 Jy ! Component: 100 - total flux cleaned = 0.0120264 Jy ! Component: 150 - total flux cleaned = 0.0120354 Jy ! Component: 200 - total flux cleaned = 0.0118125 Jy ! Total flux subtracted in 200 components = 0.0118125 Jy ! Clean residual min=-0.010718 max=0.011511 Jy/beam ! Clean residual mean=0.000277 rms=0.003219 Jy/beam ! Combined flux in latest and established models = 1.8993 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 192 components and 1.8993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150816Jy sigma=0.001395 ! Fit after self-cal, rms=0.150717Jy sigma=0.001394 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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 = 0.001277 Jy ! Component: 100 - total flux cleaned = 0.00188075 Jy ! Component: 150 - total flux cleaned = 0.00151532 Jy ! Component: 200 - total flux cleaned = 0.00134798 Jy ! Total flux subtracted in 200 components = 0.00134798 Jy ! Clean residual min=-0.010232 max=0.011540 Jy/beam ! Clean residual mean=0.000262 rms=0.003112 Jy/beam ! Combined flux in latest and established models = 1.90065 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 209 components and 1.90065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150118Jy sigma=0.001389 ! Fit after self-cal, rms=0.150053Jy sigma=0.001389 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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=0.150053Jy sigma=0.001389 ! Fit after self-cal, rms=0.149539Jy sigma=0.001387 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=2.878 mas, bmaj=6.176 mas, bpa=0.3988 degrees ! Estimated noise=886.414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433529 Jy ! Component: 100 - total flux cleaned = 0.00465115 Jy ! Component: 150 - total flux cleaned = 0.00402554 Jy ! Component: 200 - total flux cleaned = 0.00348437 Jy ! Total flux subtracted in 200 components = 0.00348437 Jy ! Clean residual min=-0.010476 max=0.014474 Jy/beam ! Clean residual mean=0.000517 rms=0.003930 Jy/beam ! Combined flux in latest and established models = 1.90413 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 226 components and 1.90413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149066Jy sigma=0.001384 ! Fit after self-cal, rms=0.149014Jy sigma=0.001383 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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 = 0.0010272 Jy ! Component: 100 - total flux cleaned = 0.00070751 Jy ! Component: 150 - total flux cleaned = 0.000274622 Jy ! Component: 200 - total flux cleaned = -0.000118291 Jy ! Total flux subtracted in 200 components = -0.000118291 Jy ! Clean residual min=-0.009476 max=0.014017 Jy/beam ! Clean residual mean=0.000512 rms=0.003699 Jy/beam ! Combined flux in latest and established models = 1.90401 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 234 components and 1.90401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148832Jy sigma=0.001382 ! Fit after self-cal, rms=0.148796Jy sigma=0.001382 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.8609 mas, bmaj=4.668 mas, bpa=3.518 degrees ! Estimated noise=742.722 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8609 x 4.668 at 3.518 degrees (North through East) ! Clean map min=-0.014297 max=1.0376 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=0.148796Jy sigma=0.001382 ! Fit after self-cal, rms=0.135653Jy sigma=0.001204 ! Inverting map and beam ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.8594 mas, bmaj=4.669 mas, bpa=3.544 degrees ! Estimated noise=740.618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018212 Jy ! Component: 100 - total flux cleaned = 0.00127944 Jy ! Component: 150 - total flux cleaned = 0.00111347 Jy ! Component: 200 - total flux cleaned = 0.000971518 Jy ! Total flux subtracted in 200 components = 0.000971518 Jy ! Clean residual min=-0.008172 max=0.009159 Jy/beam ! Clean residual mean=0.000271 rms=0.002365 Jy/beam ! Combined flux in latest and established models = 1.90498 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 264 components and 1.90499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135166Jy sigma=0.001198 ! Fit after self-cal, rms=0.135127Jy sigma=0.001198 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000999104 Jy ! Component: 100 - total flux cleaned = 0.00100371 Jy ! Component: 150 - total flux cleaned = 0.000763401 Jy ! Component: 200 - total flux cleaned = 0.000761788 Jy ! Total flux subtracted in 200 components = 0.000761788 Jy ! Clean residual min=-0.007922 max=0.009219 Jy/beam ! Clean residual mean=0.000266 rms=0.002310 Jy/beam ! Combined flux in latest and established models = 1.90575 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 279 components and 1.90575 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134866Jy sigma=0.001195 ! Fit after self-cal, rms=0.134844Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134844Jy sigma=0.001195 ! Fit after self-cal, rms=0.134686Jy sigma=0.001194 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 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.5536 mas, bmaj=3.885 mas, bpa=1.579 degrees ! Estimated noise=1246.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.772918 Jy ! Component: 100 - total flux cleaned = 1.09362 Jy ! Component: 150 - total flux cleaned = 1.28357 Jy ! Component: 200 - total flux cleaned = 1.41203 Jy ! Total flux subtracted in 200 components = 1.41203 Jy ! Clean residual min=-0.029936 max=0.071120 Jy/beam ! Clean residual mean=0.002255 rms=0.012568 Jy/beam ! Combined flux in latest and established models = 1.41203 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 31 model components to the UV plane model. ! The established model now contains 31 components and 1.41203 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.8601 mas, bmaj=4.67 mas, bpa=3.542 degrees ! Estimated noise=740.777 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 = 0.188389 Jy ! Component: 100 - total flux cleaned = 0.286086 Jy ! Component: 150 - total flux cleaned = 0.342174 Jy ! Component: 200 - total flux cleaned = 0.381102 Jy ! Total flux subtracted in 200 components = 0.381102 Jy ! Clean residual min=-0.016796 max=0.024771 Jy/beam ! Clean residual mean=0.001410 rms=0.008254 Jy/beam ! Combined flux in latest and established models = 1.79313 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 113 components and 1.79313 Jy ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 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 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=2.876 mas, bmaj=6.177 mas, bpa=0.4418 degrees ! Estimated noise=885.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0441867 Jy ! Component: 100 - total flux cleaned = 0.0719999 Jy ! Component: 150 - total flux cleaned = 0.0897013 Jy ! Component: 200 - total flux cleaned = 0.096035 Jy ! Total flux subtracted in 200 components = 0.096035 Jy ! Clean residual min=-0.013136 max=0.013175 Jy/beam ! Clean residual mean=0.000852 rms=0.005014 Jy/beam ! Combined flux in latest and established models = 1.88917 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 = 0.00413077 Jy ! Component: 100 - total flux cleaned = 0.00773321 Jy ! Component: 150 - total flux cleaned = 0.010105 Jy ! Component: 200 - total flux cleaned = 0.012473 Jy ! Total flux subtracted in 200 components = 0.012473 Jy ! Clean residual min=-0.010301 max=0.012652 Jy/beam ! Clean residual mean=0.000656 rms=0.003856 Jy/beam ! Combined flux in latest and established models = 1.90164 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 199 components and 1.90164 Jy ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.8601 mas, bmaj=4.67 mas, bpa=3.542 degrees ! Estimated noise=740.777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250789 Jy ! Component: 100 - total flux cleaned = 0.00329423 Jy ! Component: 150 - total flux cleaned = 0.0039636 Jy ! Component: 200 - total flux cleaned = 0.00472737 Jy ! Total flux subtracted in 200 components = 0.00472737 Jy ! Clean residual min=-0.008556 max=0.010394 Jy/beam ! Clean residual mean=0.000260 rms=0.002490 Jy/beam ! Combined flux in latest and established models = 1.90637 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 225 components and 1.90637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134877Jy sigma=0.001203 ! Fit after self-cal, rms=0.134603Jy sigma=0.001197 wmodel J1517-2422_X_2000_05_22_pus_map.mod ! Writing 225 model components to file: J1517-2422_X_2000_05_22_pus_map.mod wobs J1517-2422_X_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1517-2422_X_2000_05_22_pus_uvs.fits wwins J1517-2422_X_2000_05_22_pus_map.win ! wwins: Wrote 5 windows to J1517-2422_X_2000_05_22_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135108 Jy ! Component: 100 - total flux cleaned = 0.00163566 Jy ! Component: 150 - total flux cleaned = 0.00199259 Jy ! Component: 200 - total flux cleaned = 0.00244732 Jy ! Component: 250 - total flux cleaned = 0.00287741 Jy ! Component: 300 - total flux cleaned = 0.00308066 Jy ! Component: 350 - total flux cleaned = 0.00317814 Jy ! Component: 400 - total flux cleaned = 0.00336275 Jy ! Component: 450 - total flux cleaned = 0.00309839 Jy ! Component: 500 - total flux cleaned = 0.00309889 Jy ! Component: 550 - total flux cleaned = 0.00301855 Jy ! Component: 600 - total flux cleaned = 0.00309944 Jy ! Component: 650 - total flux cleaned = 0.00340476 Jy ! Component: 700 - total flux cleaned = 0.00377846 Jy ! Component: 750 - total flux cleaned = 0.00406924 Jy ! Component: 800 - total flux cleaned = 0.00456932 Jy ! Component: 850 - total flux cleaned = 0.00491975 Jy ! Component: 900 - total flux cleaned = 0.0054669 Jy ! Component: 950 - total flux cleaned = 0.00593467 Jy ! Component: 1000 - total flux cleaned = 0.0063282 Jy ! Component: 1050 - total flux cleaned = 0.00671309 Jy ! Component: 1100 - total flux cleaned = 0.00690244 Jy ! Component: 1150 - total flux cleaned = 0.00708829 Jy ! Component: 1200 - total flux cleaned = 0.00727242 Jy ! Component: 1250 - total flux cleaned = 0.00751502 Jy ! Component: 1300 - total flux cleaned = 0.00769568 Jy ! Component: 1350 - total flux cleaned = 0.00799363 Jy ! Component: 1400 - total flux cleaned = 0.0081706 Jy ! Component: 1450 - total flux cleaned = 0.00846417 Jy ! Component: 1500 - total flux cleaned = 0.00881445 Jy ! Component: 1550 - total flux cleaned = 0.00916367 Jy ! Component: 1600 - total flux cleaned = 0.0095693 Jy ! Component: 1650 - total flux cleaned = 0.00968543 Jy ! Component: 1700 - total flux cleaned = 0.00991594 Jy ! Component: 1750 - total flux cleaned = 0.0100311 Jy ! Component: 1800 - total flux cleaned = 0.0101467 Jy ! Component: 1850 - total flux cleaned = 0.0102625 Jy ! Component: 1900 - total flux cleaned = 0.0104364 Jy ! Component: 1950 - total flux cleaned = 0.0106114 Jy ! Component: 2000 - total flux cleaned = 0.0107284 Jy ! Total flux subtracted in 2048 components = 0.0109052 Jy ! Clean residual min=-0.003161 max=0.003478 Jy/beam ! Clean residual mean=0.000179 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 1.91727 Jy keep ! Adding 129 model components to the UV plane model. ! The established model now contains 354 components and 1.91727 Jy ![Exited script file: muppet] wmap "J1517-2422_X_2000_05_22_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8601 x 4.67 at 3.542 degrees (North through East) ! Clean map min=-0.011528 max=1.0394 Jy/beam ! Writing clean map to FITS file: J1517-2422_X_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.03936 invert ! Inverting map ! Your choice of large map pixels excluded 0.788% of the data. ! The x-axis pixel size should ideally be below 0.19 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00106494 device "J1517-2422_X_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_X_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.307384 0.307384 0.614767 1.22953 2.45907 4.91814 9.83627 19.6725 39.3451 78.6902 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.039 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8601 x 4.67 at 3.542 degrees (North through East) ! Clean map min=-0.011528 max=1.0394 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_X_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_X_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_X_2000_05_22_pus_uvs.log closed on Mon Nov 12 18:16:32 2007