! Started logfile: J0118-2141_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:52:59 2014 obs J0118-2141_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J0118-2141_X_2013_01_09_pus_uva.fits ! AN table 1: 55 integrations on 120 of 120 possible baselines. ! AN table 2: 78 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.099812 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0118-2141 ! ! 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 2998 lines of history. ! ! Reading 6372 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 J0118-2141_X_2013_01_09_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 711 telescope corrections were flagged in sub-array 1. ! A total of 991 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 711 telescope corrections were flagged in sub-array 1. ! A total of 991 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 711 telescope corrections were flagged in sub-array 1. ! A total of 991 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 711 telescope corrections were flagged in sub-array 1. ! A total of 991 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.484258Jy sigma=0.003647 ! Fit after self-cal, rms=0.439978Jy sigma=0.003259 ! 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 0.395% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.707 mas, bmaj=1.873 mas, bpa=-1.242 degrees ! Estimated noise=1507.58 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 = 0.488395 Jy ! Component: 100 - total flux cleaned = 0.62798 Jy ! Total flux subtracted in 100 components = 0.62798 Jy ! Clean residual min=-0.042329 max=0.062367 Jy/beam ! Clean residual mean=0.000102 rms=0.013275 Jy/beam ! Combined flux in latest and established models = 0.627981 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.627981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267442Jy sigma=0.002010 ! Fit after self-cal, rms=0.267307Jy sigma=0.002009 ! Inverting map ! Your choice of large map pixels excluded 0.395% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 0.395% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.9196 mas, bmaj=2.433 mas, bpa=-3.761 degrees ! Estimated noise=1150.82 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 = 0.0802777 Jy ! Component: 100 - total flux cleaned = 0.117184 Jy ! Component: 150 - total flux cleaned = 0.136868 Jy ! Component: 200 - total flux cleaned = 0.147867 Jy ! Total flux subtracted in 200 components = 0.147867 Jy ! Clean residual min=-0.037768 max=0.029303 Jy/beam ! Clean residual mean=-0.004734 rms=0.010595 Jy/beam ! Combined flux in latest and established models = 0.775847 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 33 components and 0.775847 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255327Jy sigma=0.001721 ! Fit after self-cal, rms=0.255184Jy sigma=0.001721 ! Inverting map ! Your choice of large map pixels excluded 0.395% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HH 1.00* HN 1.10 ! KP 0.76 LA 0.95 MC 1.00* MK 1.00* ! NL 0.85 NY 1.00* OV 0.98 PT 0.98 ! SC 0.98 TS 1.00* WF 0.93 WZ 1.38 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.48 HH 1.00* HN 1.15 ! KP 0.76 LA 0.99 MC 1.00* MK 0.94 ! NL 0.86 NY 1.00* OV 0.95 PT 1.01 ! SC 0.96 TS 1.00* WF 0.92 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.09 HH 1.00* HN 1.14 ! KP 0.73 LA 0.99 MC 1.00* MK 1.00* ! NL 0.99 NY 1.00* OV 1.00 PT 1.07 ! SC 1.07 TS 1.00* WF 1.02 WZ 1.34 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.58 HH 1.00* HN 1.26 ! KP 0.73 LA 1.01 MC 1.00* MK 1.00 ! NL 1.00 NY 1.00* OV 1.00 PT 1.07 ! SC 1.05 TS 1.00* WF 1.00 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HH 1.00* HN 1.08 ! KP 0.63 LA 0.99 MC 1.00* MK 1.00* ! NL 0.93 NY 1.00* OV 1.00 PT 0.97 ! SC 0.98 TS 1.00* WF 0.99 WZ 1.44 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.47 HH 1.00* HN 1.19 ! KP 0.64 LA 1.00 MC 1.00* MK 1.00 ! NL 0.95 NY 1.00* OV 0.97 PT 1.00 ! SC 0.96 TS 1.00* WF 1.01 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.13 HH 1.00* HN 1.13 ! KP 0.70 LA 1.04 MC 1.00* MK 1.00* ! NL 0.96 NY 1.00* OV 1.01 PT 1.05 ! SC 1.10 TS 1.00* WF 1.14 WZ 1.44 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.72 HH 1.00* HN 1.24 ! KP 0.70 LA 1.09 MC 1.00* MK 1.01 ! NL 1.00 NY 1.00* OV 1.02 PT 1.11 ! SC 1.09 TS 1.00* WF 1.09 WZ 1.00* ! ! ! Fit before self-cal, rms=0.255184Jy sigma=0.001721 ! Fit after self-cal, rms=0.249173Jy sigma=0.001240 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.9417 mas, bmaj=2.438 mas, bpa=-3.486 degrees ! Estimated noise=1162.43 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 = -0.00762135 Jy ! Component: 100 - total flux cleaned = -0.00832223 Jy ! Component: 150 - total flux cleaned = -0.00911577 Jy ! Component: 200 - total flux cleaned = -0.00965141 Jy ! Total flux subtracted in 200 components = -0.00965141 Jy ! Clean residual min=-0.012264 max=0.012264 Jy/beam ! Clean residual mean=-0.000382 rms=0.003444 Jy/beam ! Combined flux in latest and established models = 0.766196 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 0.766196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248638Jy sigma=0.001236 ! Fit after self-cal, rms=0.249351Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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=0.249351Jy sigma=0.001234 ! Fit after self-cal, rms=0.255988Jy sigma=0.001173 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.9421 mas, bmaj=2.448 mas, bpa=-3.709 degrees ! Estimated noise=1159.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0030855 Jy ! Component: 100 - total flux cleaned = -0.00380096 Jy ! Component: 150 - total flux cleaned = -0.00431396 Jy ! Component: 200 - total flux cleaned = -0.00478581 Jy ! Total flux subtracted in 200 components = -0.00478581 Jy ! Clean residual min=-0.007194 max=0.004322 Jy/beam ! Clean residual mean=-0.000694 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 0.76141 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.76141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255772Jy sigma=0.001171 ! Fit after self-cal, rms=0.255828Jy sigma=0.001170 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 = -0.000163561 Jy ! Component: 100 - total flux cleaned = -0.000692804 Jy ! Component: 150 - total flux cleaned = -0.00107672 Jy ! Component: 200 - total flux cleaned = -0.00142908 Jy ! Total flux subtracted in 200 components = -0.00142908 Jy ! Clean residual min=-0.006647 max=0.004501 Jy/beam ! Clean residual mean=-0.000650 rms=0.001567 Jy/beam ! Combined flux in latest and established models = 0.759981 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.759981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255733Jy sigma=0.001169 ! Fit after self-cal, rms=0.255722Jy sigma=0.001169 ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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=0.255722Jy sigma=0.001169 ! Fit after self-cal, rms=0.256275Jy sigma=0.001169 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.9419 mas, bmaj=2.451 mas, bpa=-3.774 degrees ! Estimated noise=1158.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00205779 Jy ! Component: 100 - total flux cleaned = -0.00240401 Jy ! Component: 150 - total flux cleaned = -0.00278884 Jy ! Component: 200 - total flux cleaned = -0.00314076 Jy ! Total flux subtracted in 200 components = -0.00314076 Jy ! Clean residual min=-0.006044 max=0.003770 Jy/beam ! Clean residual mean=-0.000474 rms=0.001458 Jy/beam ! Combined flux in latest and established models = 0.75684 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.75684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256147Jy sigma=0.001167 ! Fit after self-cal, rms=0.256158Jy sigma=0.001167 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 = -4.45838e-05 Jy ! Component: 100 - total flux cleaned = -0.00053054 Jy ! Component: 150 - total flux cleaned = -0.000813233 Jy ! Component: 200 - total flux cleaned = -0.00107656 Jy ! Total flux subtracted in 200 components = -0.00107656 Jy ! Clean residual min=-0.005655 max=0.003943 Jy/beam ! Clean residual mean=-0.000440 rms=0.001447 Jy/beam ! Combined flux in latest and established models = 0.755763 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.755763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256102Jy sigma=0.001167 ! Fit after self-cal, rms=0.256095Jy sigma=0.001166 ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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=0.256095Jy sigma=0.001166 ! Fit after self-cal, rms=0.256500Jy sigma=0.001166 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=2.087 mas, bmaj=4.322 mas, bpa=-7.963 degrees ! Estimated noise=1415.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00211043 Jy ! Component: 100 - total flux cleaned = -0.00235923 Jy ! Component: 150 - total flux cleaned = -0.00241209 Jy ! Component: 200 - total flux cleaned = -0.00247826 Jy ! Total flux subtracted in 200 components = -0.00247826 Jy ! Clean residual min=-0.005471 max=0.003242 Jy/beam ! Clean residual mean=-0.000690 rms=0.001555 Jy/beam ! Combined flux in latest and established models = 0.753285 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 55 components and 0.753285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256488Jy sigma=0.001166 ! Fit after self-cal, rms=0.256487Jy sigma=0.001166 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 = -5.03995e-06 Jy ! Component: 100 - total flux cleaned = -3.03615e-05 Jy ! Component: 150 - total flux cleaned = -7.16056e-05 Jy ! Component: 200 - total flux cleaned = -0.000121845 Jy ! Total flux subtracted in 200 components = -0.000121845 Jy ! Clean residual min=-0.005436 max=0.003331 Jy/beam ! Clean residual mean=-0.000684 rms=0.001552 Jy/beam ! Combined flux in latest and established models = 0.753163 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 56 components and 0.753163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256483Jy sigma=0.001166 ! Fit after self-cal, rms=0.256478Jy sigma=0.001166 ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.9418 mas, bmaj=2.453 mas, bpa=-3.843 degrees ! Estimated noise=1158.05 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9418 x 2.453 at -3.843 degrees (North through East) ! Clean map min=-0.0049256 max=0.66199 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=0.256478Jy sigma=0.001166 ! Fit after self-cal, rms=0.255987Jy sigma=0.001075 ! Inverting map and beam ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.942 mas, bmaj=2.456 mas, bpa=-3.868 degrees ! Estimated noise=1156.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00150066 Jy ! Component: 100 - total flux cleaned = -0.00182715 Jy ! Component: 150 - total flux cleaned = -0.00189303 Jy ! Component: 200 - total flux cleaned = -0.00201474 Jy ! Total flux subtracted in 200 components = -0.00201474 Jy ! Clean residual min=-0.005167 max=0.003780 Jy/beam ! Clean residual mean=-0.000311 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 0.751149 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 56 components and 0.751149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255910Jy sigma=0.001074 ! Fit after self-cal, rms=0.255908Jy sigma=0.001074 ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000113512 Jy ! Component: 100 - total flux cleaned = -0.00033081 Jy ! Component: 150 - total flux cleaned = -0.000476902 Jy ! Component: 200 - total flux cleaned = -0.000654696 Jy ! Total flux subtracted in 200 components = -0.000654696 Jy ! Clean residual min=-0.005029 max=0.003884 Jy/beam ! Clean residual mean=-0.000290 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.750494 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 57 components and 0.750494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255876Jy sigma=0.001074 ! Fit after self-cal, rms=0.255869Jy sigma=0.001074 ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255869Jy sigma=0.001074 ! Fit after self-cal, rms=0.256246Jy sigma=0.001073 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 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.7271 mas, bmaj=1.884 mas, bpa=-0.8702 degrees ! Estimated noise=1541.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.497477 Jy ! Component: 100 - total flux cleaned = 0.627437 Jy ! Component: 150 - total flux cleaned = 0.685871 Jy ! Component: 200 - total flux cleaned = 0.715142 Jy ! Total flux subtracted in 200 components = 0.715142 Jy ! Clean residual min=-0.008557 max=0.015091 Jy/beam ! Clean residual mean=0.000219 rms=0.002724 Jy/beam ! Combined flux in latest and established models = 0.715141 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.715141 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.942 mas, bmaj=2.46 mas, bpa=-3.943 degrees ! Estimated noise=1156.3 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 = 0.0183659 Jy ! Component: 100 - total flux cleaned = 0.0266767 Jy ! Component: 150 - total flux cleaned = 0.0307854 Jy ! Component: 200 - total flux cleaned = 0.0324722 Jy ! Total flux subtracted in 200 components = 0.0324722 Jy ! Clean residual min=-0.005044 max=0.004712 Jy/beam ! Clean residual mean=-0.000201 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.747614 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 22 components and 0.747614 Jy ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=2.088 mas, bmaj=4.338 mas, bpa=-8.003 degrees ! Estimated noise=1412.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103689 Jy ! Component: 100 - total flux cleaned = 0.00103469 Jy ! Component: 150 - total flux cleaned = 0.00103093 Jy ! Component: 200 - total flux cleaned = 0.00111887 Jy ! Total flux subtracted in 200 components = 0.00111887 Jy ! Clean residual min=-0.005463 max=0.004002 Jy/beam ! Clean residual mean=-0.000467 rms=0.001573 Jy/beam ! Combined flux in latest and established models = 0.748733 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 = 8.23359e-05 Jy ! Component: 100 - total flux cleaned = 0.000195049 Jy ! Component: 150 - total flux cleaned = 0.0002636 Jy ! Component: 200 - total flux cleaned = 0.000296339 Jy ! Total flux subtracted in 200 components = 0.000296339 Jy ! Clean residual min=-0.005446 max=0.003815 Jy/beam ! Clean residual mean=-0.000488 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 0.749029 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.749029 Jy ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.942 mas, bmaj=2.46 mas, bpa=-3.943 degrees ! Estimated noise=1156.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000186436 Jy ! Component: 100 - total flux cleaned = -0.000355753 Jy ! Component: 150 - total flux cleaned = -0.00035629 Jy ! Component: 200 - total flux cleaned = -0.000357352 Jy ! Total flux subtracted in 200 components = -0.000357352 Jy ! Clean residual min=-0.004920 max=0.004132 Jy/beam ! Clean residual mean=-0.000237 rms=0.001376 Jy/beam ! Combined flux in latest and established models = 0.748671 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.748671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256341Jy sigma=0.001077 ! Fit after self-cal, rms=0.256335Jy sigma=0.001076 wmodel J0118-2141_X_2013_01_09_pus_map.mod ! Writing 33 model components to file: J0118-2141_X_2013_01_09_pus_map.mod wobs J0118-2141_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J0118-2141_X_2013_01_09_pus_uvs.fits wwins J0118-2141_X_2013_01_09_pus_map.win ! wwins: Wrote 1 windows to J0118-2141_X_2013_01_09_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 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00159225 Jy ! Component: 100 - total flux cleaned = -0.00292337 Jy ! Component: 150 - total flux cleaned = -0.00364489 Jy ! Component: 200 - total flux cleaned = -0.00405457 Jy ! Component: 250 - total flux cleaned = -0.00464496 Jy ! Component: 300 - total flux cleaned = -0.00508906 Jy ! Component: 350 - total flux cleaned = -0.00552166 Jy ! Component: 400 - total flux cleaned = -0.0058828 Jy ! Component: 450 - total flux cleaned = -0.00617617 Jy ! Component: 500 - total flux cleaned = -0.00640533 Jy ! Component: 550 - total flux cleaned = -0.00662974 Jy ! Component: 600 - total flux cleaned = -0.00690431 Jy ! Component: 650 - total flux cleaned = -0.00701215 Jy ! Component: 700 - total flux cleaned = -0.0071706 Jy ! Component: 750 - total flux cleaned = -0.00732571 Jy ! Component: 800 - total flux cleaned = -0.00742757 Jy ! Component: 850 - total flux cleaned = -0.00752777 Jy ! Component: 900 - total flux cleaned = -0.0076755 Jy ! Component: 950 - total flux cleaned = -0.00782053 Jy ! Component: 1000 - total flux cleaned = -0.00791507 Jy ! Total flux subtracted in 1024 components = -0.00800856 Jy ! Clean residual min=-0.002484 max=0.002323 Jy/beam ! Clean residual mean=-0.000051 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.740663 Jy keep ! Adding 53 model components to the UV plane model. ! The established model now contains 86 components and 0.740663 Jy ![Exited script file: muppet] wmap "J0118-2141_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.942 x 2.46 at -3.943 degrees (North through East) ! Clean map min=-0.0045148 max=0.66639 Jy/beam ! Writing clean map to FITS file: J0118-2141_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.666391 invert ! Inverting map ! Your choice of large map pixels excluded 0.399% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000970881 device "J0118-2141_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0118-2141_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.437077 0.437077 0.874155 1.74831 3.49662 6.99324 13.9865 27.973 55.9459 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.666 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.942 x 2.46 at -3.943 degrees (North through East) ! Clean map min=-0.0045148 max=0.66639 Jy/beam quit ! Quitting program ! Log file J0118-2141_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:53:01 2014