! Started logfile: /scr/pima/s3111c_uvs/J2157+3127_X_uvs.log on Tue Jul 24 09:24:19 2012 obs /scr/pima/s3111c_uvs/J2157+3127_X_uva.fits ! Reading UV FITS file: /scr/pima/s3111c_uvs/J2157+3127_X_uva.fits ! AN table 1: 10 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.405556 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2157+3127 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.41193e+09 1.6e+07 1 1.6e+07 ! 02 2 8.42793e+09 1.6e+07 1 1.6e+07 ! 03 3 8.52393e+09 1.6e+07 1 1.6e+07 ! 04 4 8.57193e+09 1.6e+07 1 1.6e+07 ! 05 5 8.65193e+09 1.6e+07 1 1.6e+07 ! 06 6 8.82793e+09 1.6e+07 1 1.6e+07 ! 07 7 8.85993e+09 1.6e+07 1 1.6e+07 ! 08 8 8.89193e+09 1.6e+07 1 1.6e+07 ! ! Polarization(s): RR ! ! Read 0 lines of history. ! ! Reading 1168 visibilities. select RR ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.1 print "taper_size =",taper_size ! taper_size = 120 ![@/home/lpetrov/bin/01_muppet /scr/pima/s3111c_uvs/J2157+3127_X] 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 0.100x0.100 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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.260907Jy sigma=0.891596 ! Fit after self-cal, rms=0.392104Jy sigma=0.277259 ! 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 ! Estimated beam: bmin=0.8155 mas, bmaj=2.001 mas, bpa=26.93 degrees ! Estimated noise=42.1317 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 = 0.481928 Jy ! Component: 100 - total flux cleaned = 0.587135 Jy ! Total flux subtracted in 100 components = 0.587135 Jy ! Clean residual min=-0.024641 max=0.038008 Jy/beam ! Clean residual mean=0.000284 rms=0.008851 Jy/beam ! Combined flux in latest and established models = 0.587135 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.587135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.114181Jy sigma=0.080738 ! Fit after self-cal, rms=0.114175Jy sigma=0.080734 ! Inverting map 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 ! Estimated beam: bmin=0.9006 mas, bmaj=2.111 mas, bpa=23.85 degrees ! Estimated noise=30.1511 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 = 0.0327854 Jy ! Component: 100 - total flux cleaned = 0.0467162 Jy ! Component: 150 - total flux cleaned = 0.051571 Jy ! Component: 200 - total flux cleaned = 0.0523485 Jy ! Total flux subtracted in 200 components = 0.0523485 Jy ! Clean residual min=-0.024727 max=0.030789 Jy/beam ! Clean residual mean=-0.000040 rms=0.007259 Jy/beam ! Combined flux in latest and established models = 0.639483 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 29 components and 0.639483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.105306Jy sigma=0.074463 ! Fit after self-cal, rms=0.105294Jy sigma=0.074454 ! Inverting map 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 1.07 FD 1.13 HN 0.99 KP 1.00 ! LA 1.04 NL 1.10 OV 1.14 PT 1.02 ! SC 1.04 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.15 HN 1.01 KP 0.98 ! LA 1.00 NL 1.05 OV 1.14 PT 1.05 ! SC 1.03 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.12 HN 0.97 KP 1.01 ! LA 1.02 NL 1.07 OV 1.16 PT 1.07 ! SC 1.05 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.10 HN 1.01 KP 0.94 ! LA 1.03 NL 1.08 OV 1.16 PT 1.07 ! SC 1.11 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.95 KP 0.97 ! LA 1.02 NL 1.04 OV 1.11 PT 1.04 ! SC 1.05 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 0.99 KP 0.84 ! LA 0.99 NL 0.96 OV 1.04 PT 1.02 ! SC 0.99 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 HN 1.00 KP 0.83 ! LA 1.00 NL 0.98 OV 1.07 PT 1.00* ! SC 0.95 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.81 HN 0.95 KP 0.79 ! LA 0.93 NL 0.88 OV 1.04 PT 0.94 ! SC 0.86 ! ! ! Fit before self-cal, rms=0.105294Jy sigma=0.074454 ! Fit after self-cal, rms=0.032664Jy sigma=0.024708 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9128 mas, bmaj=2.074 mas, bpa=23.02 degrees ! Estimated noise=30.3609 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 = 0.00570296 Jy ! Component: 100 - total flux cleaned = 0.00642301 Jy ! Component: 150 - total flux cleaned = 0.00651387 Jy ! Component: 200 - total flux cleaned = 0.00665752 Jy ! Total flux subtracted in 200 components = 0.00665752 Jy ! Clean residual min=-0.005048 max=0.005224 Jy/beam ! Clean residual mean=-0.000059 rms=0.001423 Jy/beam ! Combined flux in latest and established models = 0.646141 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.646141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031672Jy sigma=0.023901 ! Fit after self-cal, rms=0.031674Jy sigma=0.023883 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031674Jy sigma=0.023883 ! Fit after self-cal, rms=0.031478Jy sigma=0.023759 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.912 mas, bmaj=2.071 mas, bpa=22.99 degrees ! Estimated noise=30.356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168134 Jy ! Component: 100 - total flux cleaned = 0.00183247 Jy ! Component: 150 - total flux cleaned = 0.00209042 Jy ! Component: 200 - total flux cleaned = 0.00230939 Jy ! Total flux subtracted in 200 components = 0.00230939 Jy ! Clean residual min=-0.004101 max=0.004341 Jy/beam ! Clean residual mean=-0.000031 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.64845 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.64845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031190Jy sigma=0.023513 ! Fit after self-cal, rms=0.031177Jy sigma=0.023507 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000200675 Jy ! Component: 100 - total flux cleaned = 0.00037729 Jy ! Component: 150 - total flux cleaned = 0.000497524 Jy ! Component: 200 - total flux cleaned = 0.000533968 Jy ! Total flux subtracted in 200 components = 0.000533968 Jy ! Clean residual min=-0.003965 max=0.004154 Jy/beam ! Clean residual mean=-0.000031 rms=0.001163 Jy/beam ! Combined flux in latest and established models = 0.648984 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 68 components and 0.648984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031083Jy sigma=0.023427 ! Fit after self-cal, rms=0.031077Jy sigma=0.023425 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031077Jy sigma=0.023425 ! Fit after self-cal, rms=0.030999Jy sigma=0.023376 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9118 mas, bmaj=2.07 mas, bpa=22.97 degrees ! Estimated noise=30.3492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000455111 Jy ! Component: 100 - total flux cleaned = 0.00045483 Jy ! Component: 150 - total flux cleaned = 0.000606119 Jy ! Component: 200 - total flux cleaned = 0.000706332 Jy ! Total flux subtracted in 200 components = 0.000706332 Jy ! Clean residual min=-0.003434 max=0.003850 Jy/beam ! Clean residual mean=-0.000018 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.64969 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.64969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030903Jy sigma=0.023285 ! Fit after self-cal, rms=0.030897Jy sigma=0.023283 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000163742 Jy ! Component: 100 - total flux cleaned = 0.000220193 Jy ! Component: 150 - total flux cleaned = 0.000297461 Jy ! Component: 200 - total flux cleaned = 0.000345476 Jy ! Total flux subtracted in 200 components = 0.000345476 Jy ! Clean residual min=-0.003326 max=0.003823 Jy/beam ! Clean residual mean=-0.000018 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 0.650036 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 0.650036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030862Jy sigma=0.023250 ! Fit after self-cal, rms=0.030859Jy sigma=0.023249 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 120 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030859Jy sigma=0.023249 ! Fit after self-cal, rms=0.030832Jy sigma=0.023232 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.322 mas, bmaj=2.214 mas, bpa=15.35 degrees ! Estimated noise=33.614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00040567 Jy ! Component: 100 - total flux cleaned = 0.000459797 Jy ! Component: 150 - total flux cleaned = 0.000458827 Jy ! Component: 200 - total flux cleaned = 0.00045875 Jy ! Total flux subtracted in 200 components = 0.00045875 Jy ! Clean residual min=-0.003507 max=0.003767 Jy/beam ! Clean residual mean=-0.000019 rms=0.001209 Jy/beam ! Combined flux in latest and established models = 0.650495 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 78 components and 0.650495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030814Jy sigma=0.023204 ! Fit after self-cal, rms=0.030811Jy sigma=0.023202 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 3.32842e-05 Jy ! Component: 100 - total flux cleaned = 3.38841e-05 Jy ! Component: 150 - total flux cleaned = 6.20818e-05 Jy ! Component: 200 - total flux cleaned = 7.47481e-05 Jy ! Total flux subtracted in 200 components = 7.47481e-05 Jy ! Clean residual min=-0.003429 max=0.003805 Jy/beam ! Clean residual mean=-0.000019 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 0.650569 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 86 components and 0.650569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030808Jy sigma=0.023195 ! Fit after self-cal, rms=0.030807Jy sigma=0.023194 ! Inverting map 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 ! Estimated beam: bmin=0.9117 mas, bmaj=2.069 mas, bpa=22.96 degrees ! Estimated noise=30.344 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9117 x 2.069 at 22.96 degrees (North through East) ! Clean map min=-0.003532 max=0.61795 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030807Jy sigma=0.023194 ! Fit after self-cal, rms=0.027311Jy sigma=0.020480 ! Inverting map and beam ! Estimated beam: bmin=0.9114 mas, bmaj=2.068 mas, bpa=22.97 degrees ! Estimated noise=30.3313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000362435 Jy ! Component: 100 - total flux cleaned = 0.000361356 Jy ! Component: 150 - total flux cleaned = 0.00038478 Jy ! Component: 200 - total flux cleaned = 0.000384124 Jy ! Total flux subtracted in 200 components = 0.000384124 Jy ! Clean residual min=-0.003195 max=0.003405 Jy/beam ! Clean residual mean=0.000005 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.650954 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 96 components and 0.650954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027274Jy sigma=0.020443 ! Fit after self-cal, rms=0.027272Jy sigma=0.020442 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.50467e-05 Jy ! Component: 100 - total flux cleaned = 4.45696e-05 Jy ! Component: 150 - total flux cleaned = 6.22047e-05 Jy ! Component: 200 - total flux cleaned = 9.36502e-05 Jy ! Total flux subtracted in 200 components = 9.36502e-05 Jy ! Clean residual min=-0.003176 max=0.003363 Jy/beam ! Clean residual mean=0.000005 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.651047 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 102 components and 0.651047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027256Jy sigma=0.020425 ! Fit after self-cal, rms=0.027255Jy sigma=0.020425 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027255Jy sigma=0.020425 ! Fit after self-cal, rms=0.027247Jy sigma=0.020420 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 ! Estimated beam: bmin=0.8197 mas, bmaj=1.963 mas, bpa=26.4 degrees ! Estimated noise=42.3331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.482213 Jy ! Component: 100 - total flux cleaned = 0.58749 Jy ! Component: 150 - total flux cleaned = 0.614652 Jy ! Component: 200 - total flux cleaned = 0.625813 Jy ! Total flux subtracted in 200 components = 0.625813 Jy ! Clean residual min=-0.005183 max=0.006246 Jy/beam ! Clean residual mean=0.000163 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 0.625813 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 0.625813 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9115 mas, bmaj=2.068 mas, bpa=22.96 degrees ! Estimated noise=30.3265 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 = 0.00839744 Jy ! Component: 100 - total flux cleaned = 0.0139542 Jy ! Component: 150 - total flux cleaned = 0.0177601 Jy ! Component: 200 - total flux cleaned = 0.0204085 Jy ! Total flux subtracted in 200 components = 0.0204085 Jy ! Clean residual min=-0.004008 max=0.003633 Jy/beam ! Clean residual mean=0.000024 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.646221 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 73 components and 0.646221 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 120 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.322 mas, bmaj=2.213 mas, bpa=15.35 degrees ! Estimated noise=33.6061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235459 Jy ! Component: 100 - total flux cleaned = 0.00279221 Jy ! Component: 150 - total flux cleaned = 0.0032043 Jy ! Component: 200 - total flux cleaned = 0.00350828 Jy ! Total flux subtracted in 200 components = 0.00350828 Jy ! Clean residual min=-0.003717 max=0.003739 Jy/beam ! Clean residual mean=0.000018 rms=0.001205 Jy/beam ! Combined flux in latest and established models = 0.649729 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 = 0.000261257 Jy ! Component: 100 - total flux cleaned = 0.00048899 Jy ! Component: 150 - total flux cleaned = 0.000687902 Jy ! Component: 200 - total flux cleaned = 0.000839123 Jy ! Total flux subtracted in 200 components = 0.000839123 Jy ! Clean residual min=-0.003516 max=0.003763 Jy/beam ! Clean residual mean=0.000014 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 0.650569 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 98 components and 0.650568 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9115 mas, bmaj=2.068 mas, bpa=22.96 degrees ! Estimated noise=30.3265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.79068e-05 Jy ! Component: 100 - total flux cleaned = 0.000188972 Jy ! Component: 150 - total flux cleaned = 0.000301109 Jy ! Component: 200 - total flux cleaned = 0.00037687 Jy ! Total flux subtracted in 200 components = 0.00037687 Jy ! Clean residual min=-0.003359 max=0.003287 Jy/beam ! Clean residual mean=0.000007 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.650945 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 111 components and 0.650945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027302Jy sigma=0.020459 ! Fit after self-cal, rms=0.027296Jy sigma=0.020451 wmodel /scr/pima/s3111c_uvs/J2157+3127_X_map.mod ! Writing 111 model components to file: /scr/pima/s3111c_uvs/J2157+3127_X_map.mod wobs /scr/pima/s3111c_uvs/J2157+3127_X_uvs.fits ! Writing UV FITS file: /scr/pima/s3111c_uvs/J2157+3127_X_uvs.fits wwins /scr/pima/s3111c_uvs/J2157+3127_X_map.win ! wwins: Wrote 1 windows to /scr/pima/s3111c_uvs/J2157+3127_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -4.68938e-05 Jy ! Component: 100 - total flux cleaned = -0.000204245 Jy ! Component: 150 - total flux cleaned = -0.000345852 Jy ! Component: 200 - total flux cleaned = -0.000431947 Jy ! Component: 250 - total flux cleaned = -0.000512327 Jy ! Component: 300 - total flux cleaned = -0.000737049 Jy ! Component: 350 - total flux cleaned = -0.00113232 Jy ! Component: 400 - total flux cleaned = -0.0014078 Jy ! Component: 450 - total flux cleaned = -0.00176736 Jy ! Component: 500 - total flux cleaned = -0.00214452 Jy ! Component: 550 - total flux cleaned = -0.00253681 Jy ! Component: 600 - total flux cleaned = -0.00276924 Jy ! Component: 650 - total flux cleaned = -0.00299312 Jy ! Component: 700 - total flux cleaned = -0.00312805 Jy ! Component: 750 - total flux cleaned = -0.00333809 Jy ! Component: 800 - total flux cleaned = -0.00354107 Jy ! Component: 850 - total flux cleaned = -0.00368922 Jy ! Component: 900 - total flux cleaned = -0.0038089 Jy ! Component: 950 - total flux cleaned = -0.00392519 Jy ! Component: 1000 - total flux cleaned = -0.00401508 Jy ! Component: 1050 - total flux cleaned = -0.00408137 Jy ! Component: 1100 - total flux cleaned = -0.00420949 Jy ! Component: 1150 - total flux cleaned = -0.00433437 Jy ! Component: 1200 - total flux cleaned = -0.00445577 Jy ! Component: 1250 - total flux cleaned = -0.00457446 Jy ! Component: 1300 - total flux cleaned = -0.00471009 Jy ! Component: 1350 - total flux cleaned = -0.00482391 Jy ! Component: 1400 - total flux cleaned = -0.00493573 Jy ! Component: 1450 - total flux cleaned = -0.00504504 Jy ! Component: 1500 - total flux cleaned = -0.00520506 Jy ! Component: 1550 - total flux cleaned = -0.00532708 Jy ! Component: 1600 - total flux cleaned = -0.00546383 Jy ! Component: 1650 - total flux cleaned = -0.0055478 Jy ! Component: 1700 - total flux cleaned = -0.00571324 Jy ! Component: 1750 - total flux cleaned = -0.00579465 Jy ! Component: 1800 - total flux cleaned = -0.00592276 Jy ! Component: 1850 - total flux cleaned = -0.00604881 Jy ! Component: 1900 - total flux cleaned = -0.00615723 Jy ! Component: 1950 - total flux cleaned = -0.00627912 Jy ! Component: 2000 - total flux cleaned = -0.00639924 Jy ! Total flux subtracted in 2048 components = -0.00647344 Jy ! Clean residual min=-0.000887 max=0.000929 Jy/beam ! Clean residual mean=-0.000012 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.644472 Jy keep ! Adding 174 model components to the UV plane model. ! The established model now contains 285 components and 0.644472 Jy ![Exited script file: /home/lpetrov/bin/01_muppet] wmap "/scr/pima/s3111c_uvs/J2157+3127_X\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9115 x 2.068 at 22.96 degrees (North through East) ! Clean map min=-0.0034864 max=0.61806 Jy/beam ! Writing clean map to FITS file: /scr/pima/s3111c_uvs/J2157+3127_X_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.618064 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00034314 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.166555 0.166555 0.333111 0.666221 1.33244 2.66489 5.32977 10.6595 21.3191 42.6382 85.2763 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.618 quit ! Quitting program ! Log file /scr/pima/s3111c_uvs/J2157+3127_X_uvs.log closed on Tue Jul 24 09:24:20 2012