! Started logfile: J1127-1857_S_2008_07_09_pus_uvs.log on Wed Oct 13 15:02:04 2010 obs J1127-1857_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_2008_07_09_pus_uva.fits ! AN table 1: 13 integrations on 105 of 105 possible baselines. ! AN table 2: 15 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.171088 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1058 lines of history. ! ! Reading 2012 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 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 0.500x0.500 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 159 telescope corrections were flagged in sub-array 1. ! A total of 106 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 162 telescope corrections were flagged in sub-array 1. ! A total of 106 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 165 telescope corrections were flagged in sub-array 1. ! A total of 106 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 168 telescope corrections were flagged in sub-array 1. ! A total of 118 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.520943Jy sigma=0.002978 ! Fit after self-cal, rms=0.329585Jy sigma=0.002362 ! 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=2.217 mas, bmaj=6.701 mas, bpa=-7.163 degrees ! Estimated noise=2668.45 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 = 0.961862 Jy ! Component: 100 - total flux cleaned = 1.17173 Jy ! Total flux subtracted in 100 components = 1.17173 Jy ! Clean residual min=-0.026801 max=0.060671 Jy/beam ! Clean residual mean=-0.000087 rms=0.008676 Jy/beam ! Combined flux in latest and established models = 1.17173 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.17173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227739Jy sigma=0.001491 ! Fit after self-cal, rms=0.227742Jy sigma=0.001491 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0569361 Jy ! Component: 100 - total flux cleaned = 0.079301 Jy ! Total flux subtracted in 100 components = 0.079301 Jy ! Clean residual min=-0.022976 max=0.023516 Jy/beam ! Clean residual mean=0.000035 rms=0.005421 Jy/beam ! Combined flux in latest and established models = 1.25103 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 1.25103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211029Jy sigma=0.001340 ! Fit after self-cal, rms=0.211016Jy sigma=0.001340 ! 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=2.618 mas, bmaj=8.46 mas, bpa=-9.885 degrees ! Estimated noise=2175.19 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 = 0.0192667 Jy ! Component: 100 - total flux cleaned = 0.0293341 Jy ! Component: 150 - total flux cleaned = 0.0350827 Jy ! Component: 200 - total flux cleaned = 0.0383901 Jy ! Total flux subtracted in 200 components = 0.0383901 Jy ! Clean residual min=-0.017383 max=0.014621 Jy/beam ! Clean residual mean=0.000099 rms=0.004106 Jy/beam ! Combined flux in latest and established models = 1.28942 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 43 components and 1.28942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208910Jy sigma=0.001327 ! Fit after self-cal, rms=0.208926Jy sigma=0.001327 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HH 1.00* HN 0.99 ! KK 1.05 KP 1.00 LA 1.00 MK 0.95 ! NL 0.99 NY 1.00* ON 1.00* PT 1.00 ! SC 0.97 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.01 HH 1.00* HN 0.99 ! KK 0.94 KP 1.02 LA 1.00 MK 0.97 ! NL 0.92 NY 1.00* ON 1.00* PT 1.00 ! SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.02 HH 1.00* HN 1.02 ! KK 1.04 KP 1.02 LA 1.00 MK 0.99 ! NL 1.01 NY 1.00* ON 1.00* PT 1.03 ! SC 1.00 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00 ! KK 1.06 KP 0.97 LA 1.01 MK 0.98 ! NL 0.96 NY 1.00* ON 1.00* PT 0.98 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.208926Jy sigma=0.001327 ! Fit after self-cal, rms=0.178332Jy sigma=0.001261 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.585 mas, bmaj=8.339 mas, bpa=-9.939 degrees ! Estimated noise=2180.4 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 = 0.00330936 Jy ! Component: 100 - total flux cleaned = 0.00350433 Jy ! Component: 150 - total flux cleaned = 0.00350543 Jy ! Component: 200 - total flux cleaned = 0.00355532 Jy ! Total flux subtracted in 200 components = 0.00355532 Jy ! Clean residual min=-0.009740 max=0.009299 Jy/beam ! Clean residual mean=0.000051 rms=0.002575 Jy/beam ! Combined flux in latest and established models = 1.29297 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 1.29297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178189Jy sigma=0.001261 ! Fit after self-cal, rms=0.178191Jy sigma=0.001261 ! 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. ! ! Fit before self-cal, rms=0.178191Jy sigma=0.001261 ! Fit after self-cal, rms=0.178141Jy sigma=0.001260 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.583 mas, bmaj=8.336 mas, bpa=-9.947 degrees ! Estimated noise=2181.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229558 Jy ! Component: 100 - total flux cleaned = 0.00250195 Jy ! Component: 150 - total flux cleaned = 0.00254468 Jy ! Component: 200 - total flux cleaned = 0.0025447 Jy ! Total flux subtracted in 200 components = 0.0025447 Jy ! Clean residual min=-0.009727 max=0.009367 Jy/beam ! Clean residual mean=0.000046 rms=0.002552 Jy/beam ! Combined flux in latest and established models = 1.29552 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 1.29552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178064Jy sigma=0.001260 ! Fit after self-cal, rms=0.178063Jy sigma=0.001260 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 = -0.000104696 Jy ! Component: 100 - total flux cleaned = -0.000104196 Jy ! Component: 150 - total flux cleaned = -0.000104701 Jy ! Component: 200 - total flux cleaned = -0.000134432 Jy ! Total flux subtracted in 200 components = -0.000134432 Jy ! Clean residual min=-0.009706 max=0.009364 Jy/beam ! Clean residual mean=0.000046 rms=0.002548 Jy/beam ! Combined flux in latest and established models = 1.29538 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 1.29538 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178033Jy sigma=0.001260 ! Fit after self-cal, rms=0.178038Jy sigma=0.001260 ! 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. ! ! Fit before self-cal, rms=0.178038Jy sigma=0.001260 ! Fit after self-cal, rms=0.177995Jy sigma=0.001260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.581 mas, bmaj=8.334 mas, bpa=-9.953 degrees ! Estimated noise=2181.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169601 Jy ! Component: 100 - total flux cleaned = 0.00196213 Jy ! Component: 150 - total flux cleaned = 0.0019945 Jy ! Component: 200 - total flux cleaned = 0.00199488 Jy ! Total flux subtracted in 200 components = 0.00199488 Jy ! Clean residual min=-0.009707 max=0.009433 Jy/beam ! Clean residual mean=0.000041 rms=0.002537 Jy/beam ! Combined flux in latest and established models = 1.29738 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 1.29738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177952Jy sigma=0.001260 ! Fit after self-cal, rms=0.177955Jy sigma=0.001260 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 = -3.53449e-05 Jy ! Component: 100 - total flux cleaned = -3.5253e-05 Jy ! Component: 150 - total flux cleaned = -3.5663e-05 Jy ! Component: 200 - total flux cleaned = -3.4342e-05 Jy ! Total flux subtracted in 200 components = -3.4342e-05 Jy ! Clean residual min=-0.009689 max=0.009427 Jy/beam ! Clean residual mean=0.000041 rms=0.002534 Jy/beam ! Combined flux in latest and established models = 1.29734 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 76 components and 1.29734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177937Jy sigma=0.001260 ! Fit after self-cal, rms=0.177943Jy sigma=0.001260 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.177943Jy sigma=0.001260 ! Fit after self-cal, rms=0.177919Jy sigma=0.001260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.803 mas, bmaj=16.71 mas, bpa=-0.639 degrees ! Estimated noise=2915.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108371 Jy ! Component: 100 - total flux cleaned = 0.00107869 Jy ! Component: 150 - total flux cleaned = 0.00102614 Jy ! Component: 200 - total flux cleaned = 0.000983436 Jy ! Total flux subtracted in 200 components = 0.000983436 Jy ! Clean residual min=-0.009859 max=0.008143 Jy/beam ! Clean residual mean=0.000081 rms=0.002896 Jy/beam ! Combined flux in latest and established models = 1.29833 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 1.29833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177886Jy sigma=0.001260 ! Fit after self-cal, rms=0.177854Jy sigma=0.001260 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 = -3.64448e-06 Jy ! Component: 100 - total flux cleaned = -9.59039e-07 Jy ! Component: 150 - total flux cleaned = -4.91643e-05 Jy ! Component: 200 - total flux cleaned = -8.82889e-05 Jy ! Total flux subtracted in 200 components = -8.82889e-05 Jy ! Clean residual min=-0.009838 max=0.008170 Jy/beam ! Clean residual mean=0.000081 rms=0.002882 Jy/beam ! Combined flux in latest and established models = 1.29824 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 86 components and 1.29824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177849Jy sigma=0.001260 ! Fit after self-cal, rms=0.177831Jy sigma=0.001260 ! 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=2.58 mas, bmaj=8.332 mas, bpa=-9.957 degrees ! Estimated noise=2182.47 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.58 x 8.332 at -9.957 degrees (North through East) ! Clean map min=-0.0093722 max=1.2418 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=0.177831Jy sigma=0.001260 ! Fit after self-cal, rms=0.168970Jy sigma=0.001134 ! Inverting map and beam ! Estimated beam: bmin=2.58 mas, bmaj=8.333 mas, bpa=-9.944 degrees ! Estimated noise=2182.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000584831 Jy ! Component: 100 - total flux cleaned = -0.000483802 Jy ! Component: 150 - total flux cleaned = -0.00044037 Jy ! Component: 200 - total flux cleaned = -0.0003647 Jy ! Total flux subtracted in 200 components = -0.0003647 Jy ! Clean residual min=-0.009692 max=0.009963 Jy/beam ! Clean residual mean=0.000013 rms=0.002462 Jy/beam ! Combined flux in latest and established models = 1.29787 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 1.29787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168960Jy sigma=0.001134 ! Fit after self-cal, rms=0.168991Jy sigma=0.001134 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.33447e-05 Jy ! Component: 100 - total flux cleaned = 6.32653e-05 Jy ! Component: 150 - total flux cleaned = 9.4897e-05 Jy ! Component: 200 - total flux cleaned = 0.000123367 Jy ! Total flux subtracted in 200 components = 0.000123367 Jy ! Clean residual min=-0.009692 max=0.009977 Jy/beam ! Clean residual mean=0.000013 rms=0.002458 Jy/beam ! Combined flux in latest and established models = 1.298 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 98 components and 1.298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168978Jy sigma=0.001134 ! Fit after self-cal, rms=0.169002Jy sigma=0.001134 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169002Jy sigma=0.001134 ! Fit after self-cal, rms=0.169093Jy sigma=0.001134 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=2.196 mas, bmaj=6.665 mas, bpa=-7.305 degrees ! Estimated noise=2698.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.961507 Jy ! Component: 100 - total flux cleaned = 1.17128 Jy ! Component: 150 - total flux cleaned = 1.22872 Jy ! Component: 200 - total flux cleaned = 1.25453 Jy ! Total flux subtracted in 200 components = 1.25453 Jy ! Clean residual min=-0.013204 max=0.013204 Jy/beam ! Clean residual mean=0.000003 rms=0.003784 Jy/beam ! Combined flux in latest and established models = 1.25453 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 26 model components to the UV plane model. ! The established model now contains 26 components and 1.25453 Jy ! Inverting map and beam ! Estimated beam: bmin=2.58 mas, bmaj=8.332 mas, bpa=-9.938 degrees ! Estimated noise=2182.49 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 = 0.0209898 Jy ! Component: 100 - total flux cleaned = 0.0315937 Jy ! Component: 150 - total flux cleaned = 0.037347 Jy ! Component: 200 - total flux cleaned = 0.0399771 Jy ! Total flux subtracted in 200 components = 0.0399771 Jy ! Clean residual min=-0.010160 max=0.009986 Jy/beam ! Clean residual mean=0.000019 rms=0.002523 Jy/beam ! Combined flux in latest and established models = 1.29451 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 59 components and 1.29451 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.806 mas, bmaj=16.72 mas, bpa=-0.5997 degrees ! Estimated noise=2913.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000840552 Jy ! Component: 100 - total flux cleaned = 0.000839897 Jy ! Component: 150 - total flux cleaned = 0.000844868 Jy ! Component: 200 - total flux cleaned = 0.000977655 Jy ! Total flux subtracted in 200 components = 0.000977655 Jy ! Clean residual min=-0.009900 max=0.008233 Jy/beam ! Clean residual mean=0.000031 rms=0.002790 Jy/beam ! Combined flux in latest and established models = 1.29548 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 = 9.87756e-05 Jy ! Component: 100 - total flux cleaned = 0.000138512 Jy ! Component: 150 - total flux cleaned = 0.000174474 Jy ! Component: 200 - total flux cleaned = 0.000204961 Jy ! Total flux subtracted in 200 components = 0.000204961 Jy ! Clean residual min=-0.009792 max=0.008254 Jy/beam ! Clean residual mean=0.000030 rms=0.002755 Jy/beam ! Combined flux in latest and established models = 1.29569 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 1.29569 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.58 mas, bmaj=8.332 mas, bpa=-9.938 degrees ! Estimated noise=2182.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161159 Jy ! Component: 100 - total flux cleaned = 0.00161948 Jy ! Component: 150 - total flux cleaned = 0.00156387 Jy ! Component: 200 - total flux cleaned = 0.00156557 Jy ! Total flux subtracted in 200 components = 0.00156557 Jy ! Clean residual min=-0.009954 max=0.010023 Jy/beam ! Clean residual mean=0.000015 rms=0.002457 Jy/beam ! Combined flux in latest and established models = 1.29725 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 1.29725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169123Jy sigma=0.001134 ! Fit after self-cal, rms=0.169127Jy sigma=0.001134 wmodel J1127-1857_S_2008_07_09_pus_map.mod ! Writing 80 model components to file: J1127-1857_S_2008_07_09_pus_map.mod wobs J1127-1857_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_2008_07_09_pus_uvs.fits wwins J1127-1857_S_2008_07_09_pus_map.win ! wwins: Wrote 1 windows to J1127-1857_S_2008_07_09_pus_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 = -0.000518527 Jy ! Component: 100 - total flux cleaned = -2.71427e-05 Jy ! Component: 150 - total flux cleaned = 0.000115761 Jy ! Component: 200 - total flux cleaned = 0.000251645 Jy ! Component: 250 - total flux cleaned = -0.000125638 Jy ! Component: 300 - total flux cleaned = -0.000362717 Jy ! Component: 350 - total flux cleaned = -0.000591498 Jy ! Component: 400 - total flux cleaned = -0.000264535 Jy ! Component: 450 - total flux cleaned = 0.000469925 Jy ! Component: 500 - total flux cleaned = 0.000976233 Jy ! Component: 550 - total flux cleaned = 0.00186136 Jy ! Component: 600 - total flux cleaned = 0.00253047 Jy ! Component: 650 - total flux cleaned = 0.00290355 Jy ! Component: 700 - total flux cleaned = 0.00363137 Jy ! Component: 750 - total flux cleaned = 0.00442509 Jy ! Component: 800 - total flux cleaned = 0.00485574 Jy ! Component: 850 - total flux cleaned = 0.00561403 Jy ! Component: 900 - total flux cleaned = 0.00610672 Jy ! Component: 950 - total flux cleaned = 0.00651087 Jy ! Component: 1000 - total flux cleaned = 0.00722129 Jy ! Component: 1050 - total flux cleaned = 0.00760724 Jy ! Component: 1100 - total flux cleaned = 0.00813676 Jy ! Component: 1150 - total flux cleaned = 0.00872779 Jy ! Component: 1200 - total flux cleaned = 0.00916066 Jy ! Component: 1250 - total flux cleaned = 0.00937411 Jy ! Component: 1300 - total flux cleaned = 0.00986119 Jy ! Component: 1350 - total flux cleaned = 0.0100655 Jy ! Component: 1400 - total flux cleaned = 0.010268 Jy ! Component: 1450 - total flux cleaned = 0.0105315 Jy ! Component: 1500 - total flux cleaned = 0.0106615 Jy ! Component: 1550 - total flux cleaned = 0.0110428 Jy ! Component: 1600 - total flux cleaned = 0.0111055 Jy ! Component: 1650 - total flux cleaned = 0.0114139 Jy ! Component: 1700 - total flux cleaned = 0.0114139 Jy ! Component: 1750 - total flux cleaned = 0.0115947 Jy ! Component: 1800 - total flux cleaned = 0.0118888 Jy ! Component: 1850 - total flux cleaned = 0.0119466 Jy ! Component: 1900 - total flux cleaned = 0.0120606 Jy ! Component: 1950 - total flux cleaned = 0.0121731 Jy ! Component: 2000 - total flux cleaned = 0.0120063 Jy ! Total flux subtracted in 2048 components = 0.0122259 Jy ! Clean residual min=-0.003263 max=0.003347 Jy/beam ! Clean residual mean=0.000011 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 1.30948 Jy keep ! Adding 124 model components to the UV plane model. ! The established model now contains 204 components and 1.30948 Jy wmap "J1127-1857_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.58 x 8.332 at -9.938 degrees (North through East) ! Clean map min=-0.0070647 max=1.2437 Jy/beam ! Writing clean map to FITS file: J1127-1857_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.2437 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00102046 device "J1127-1857_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.246152 0.246152 0.492304 0.984608 1.96922 3.93843 7.87686 15.7537 31.5074 63.0149 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.243 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.58 x 8.332 at -9.938 degrees (North through East) ! Clean map min=-0.0070647 max=1.2437 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 15:02:06 2010