! Started logfile: J0825+0309_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:16:49 2010 obs J0825+0309_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0825+0309_S_2007_12_05_pus_uva.fits ! AN table 1: 37 integrations on 136 of 136 possible baselines. ! AN table 2: 152 integrations on 136 of 136 possible baselines. ! AN table 3: 220 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0983209 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0825+0309 ! ! 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 1723 lines of history. ! ! Reading 21876 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 518 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 2524 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 518 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 2524 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 518 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 2524 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 556 telescope corrections were flagged in sub-array 1. ! A total of 1917 telescope corrections were flagged in sub-array 2. ! A total of 2646 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.551172Jy sigma=0.003113 ! Fit after self-cal, rms=0.408035Jy sigma=0.001969 ! 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=2.41 mas, bmaj=3.538 mas, bpa=26.57 degrees ! Estimated noise=1321.56 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 = 0.637916 Jy ! Component: 100 - total flux cleaned = 0.818099 Jy ! Total flux subtracted in 100 components = 0.818099 Jy ! Clean residual min=-0.027048 max=0.073442 Jy/beam ! Clean residual mean=0.000418 rms=0.008031 Jy/beam ! Combined flux in latest and established models = 0.818099 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.818099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331493Jy sigma=0.001557 ! Fit after self-cal, rms=0.331424Jy sigma=0.001554 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0776625 Jy ! Component: 100 - total flux cleaned = 0.11482 Jy ! Total flux subtracted in 100 components = 0.11482 Jy ! Clean residual min=-0.017242 max=0.018947 Jy/beam ! Clean residual mean=0.000022 rms=0.004300 Jy/beam ! Combined flux in latest and established models = 0.932919 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.932919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309894Jy sigma=0.001334 ! Fit after self-cal, rms=0.309719Jy sigma=0.001333 ! 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=2.674 mas, bmaj=4.023 mas, bpa=60.69 degrees ! Estimated noise=787.309 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 = 0.0217405 Jy ! Component: 100 - total flux cleaned = 0.0310263 Jy ! Component: 150 - total flux cleaned = 0.0354059 Jy ! Component: 200 - total flux cleaned = 0.0364411 Jy ! Total flux subtracted in 200 components = 0.0364411 Jy ! Clean residual min=-0.014739 max=0.014747 Jy/beam ! Clean residual mean=-0.000270 rms=0.004053 Jy/beam ! Combined flux in latest and established models = 0.96936 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.96936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307480Jy sigma=0.001323 ! Fit after self-cal, rms=0.307405Jy sigma=0.001323 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.00* OV 1.00* ! PT 1.00* SV 1.11 TS 1.00 WZ 0.98 ! ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.15 HN 1.01 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.91 NY 0.98 ON 0.98 OV 1.00* ! PT 1.00* SV 1.09 TS 1.00* WZ 0.97 ! ZC 1.05 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.09 HH 1.09 HN 1.03 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 0.94 NY 0.97 ON 0.99 OV 0.95 ! PT 1.02 SV 1.05 TS 1.00* WZ 0.99 ! ZC 1.02 ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.08 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.09 ON 1.00* OV 1.00* ! PT 1.00* SV 1.09 TS 0.99 WZ 1.01 ! ZC 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.02 HN 1.00 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.96 NY 1.01 ON 0.96 OV 1.00* ! PT 1.00* SV 1.10 TS 1.00* WZ 0.94 ! ZC 1.04 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 HH 1.04 HN 1.01 ! KB 1.00* KP 1.00* LA 1.08 MK 1.00* ! NL 0.96 NY 0.96 ON 0.95 OV 0.98 ! PT 1.03 SV 1.03 TS 1.00* WZ 0.94 ! ZC 1.02 ! ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.06 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 1.00* OV 1.00* ! PT 1.00* SV 0.96 TS 0.92 WZ 1.00 ! ZC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.95 HN 1.03 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.99 NY 0.94 ON 0.93 OV 1.00* ! PT 1.00* SV 0.99 TS 1.00* WZ 1.00 ! ZC 1.07 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 HH 0.92 HN 1.04 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 1.01 NY 0.90 ON 0.94 OV 1.01 ! PT 1.08 SV 0.93 TS 1.00* WZ 1.01 ! ZC 1.02 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.03 WZ 0.92 ! ZC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.90 HN 1.01 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.92 NY 0.94 ON 0.93 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.97 ! ZC 1.13 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.99 HH 0.93 HN 1.04 ! KB 1.00* KP 1.00* LA 1.01 MK 1.00* ! NL 0.91 NY 0.93 ON 0.91 OV 1.00 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00 ! ZC 1.08 ! ! ! Fit before self-cal, rms=0.307405Jy sigma=0.001323 ! Fit after self-cal, rms=0.289516Jy sigma=0.001244 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.64 mas, bmaj=4.046 mas, bpa=61.76 degrees ! Estimated noise=802.009 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 (3.5, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108859 Jy ! Component: 100 - total flux cleaned = 0.0138123 Jy ! Component: 150 - total flux cleaned = 0.0156067 Jy ! Component: 200 - total flux cleaned = 0.016541 Jy ! Total flux subtracted in 200 components = 0.016541 Jy ! Clean residual min=-0.007207 max=0.006388 Jy/beam ! Clean residual mean=-0.000126 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 0.985901 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.985901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289123Jy sigma=0.001239 ! Fit after self-cal, rms=0.288507Jy sigma=0.001238 ! 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=0.288507Jy sigma=0.001238 ! Fit after self-cal, rms=0.288446Jy sigma=0.001230 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.639 mas, bmaj=4.049 mas, bpa=61.84 degrees ! Estimated noise=801.035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0052905 Jy ! Component: 100 - total flux cleaned = 0.00650412 Jy ! Component: 150 - total flux cleaned = 0.00729221 Jy ! Component: 200 - total flux cleaned = 0.00747627 Jy ! Total flux subtracted in 200 components = 0.00747627 Jy ! Clean residual min=-0.005326 max=0.004966 Jy/beam ! Clean residual mean=-0.000105 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 0.993378 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.993378 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288312Jy sigma=0.001229 ! Fit after self-cal, rms=0.288307Jy sigma=0.001228 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 = 0.00246958 Jy ! Component: 100 - total flux cleaned = 0.00281398 Jy ! Component: 150 - total flux cleaned = 0.00274303 Jy ! Component: 200 - total flux cleaned = 0.00274188 Jy ! Total flux subtracted in 200 components = 0.00274188 Jy ! Clean residual min=-0.005128 max=0.004588 Jy/beam ! Clean residual mean=-0.000119 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.99612 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.99612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288260Jy sigma=0.001228 ! Fit after self-cal, rms=0.288251Jy sigma=0.001228 ! 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=0.288251Jy sigma=0.001228 ! Fit after self-cal, rms=0.288460Jy sigma=0.001227 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.639 mas, bmaj=4.055 mas, bpa=61.9 degrees ! Estimated noise=800.569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198621 Jy ! Component: 100 - total flux cleaned = 0.00241759 Jy ! Component: 150 - total flux cleaned = 0.00269496 Jy ! Component: 200 - total flux cleaned = 0.0026931 Jy ! Total flux subtracted in 200 components = 0.0026931 Jy ! Clean residual min=-0.004679 max=0.004349 Jy/beam ! Clean residual mean=-0.000073 rms=0.001107 Jy/beam ! Combined flux in latest and established models = 0.998813 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.998813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288415Jy sigma=0.001226 ! Fit after self-cal, rms=0.288409Jy sigma=0.001226 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 = 0.000845171 Jy ! Component: 100 - total flux cleaned = 0.00097189 Jy ! Component: 150 - total flux cleaned = 0.00102873 Jy ! Component: 200 - total flux cleaned = 0.000979039 Jy ! Total flux subtracted in 200 components = 0.000979039 Jy ! Clean residual min=-0.004722 max=0.004251 Jy/beam ! Clean residual mean=-0.000078 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.999792 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 84 components and 0.999792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288385Jy sigma=0.001226 ! Fit after self-cal, rms=0.288377Jy sigma=0.001226 ! 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=0.288377Jy sigma=0.001226 ! Fit after self-cal, rms=0.288395Jy sigma=0.001226 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.24 mas, bmaj=13.09 mas, bpa=16.91 degrees ! Estimated noise=939.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333228 Jy ! Component: 100 - total flux cleaned = 0.00387683 Jy ! Component: 150 - total flux cleaned = 0.00368842 Jy ! Component: 200 - total flux cleaned = 0.0035226 Jy ! Total flux subtracted in 200 components = 0.0035226 Jy ! Clean residual min=-0.004537 max=0.004271 Jy/beam ! Clean residual mean=-0.000152 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 1.00331 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 107 components and 1.00331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288392Jy sigma=0.001226 ! Fit after self-cal, rms=0.288365Jy sigma=0.001226 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 = 0.000681009 Jy ! Component: 100 - total flux cleaned = 0.00058336 Jy ! Component: 150 - total flux cleaned = 0.000424117 Jy ! Component: 200 - total flux cleaned = 0.000284325 Jy ! Total flux subtracted in 200 components = 0.000284325 Jy ! Clean residual min=-0.004498 max=0.004139 Jy/beam ! Clean residual mean=-0.000154 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 1.0036 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 1.0036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288362Jy sigma=0.001225 ! Fit after self-cal, rms=0.288350Jy sigma=0.001225 ! 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=2.64 mas, bmaj=4.058 mas, bpa=61.93 degrees ! Estimated noise=800.286 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.64 x 4.058 at 61.93 degrees (North through East) ! Clean map min=-0.0044581 max=0.75612 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=0.288350Jy sigma=0.001225 ! Fit after self-cal, rms=0.285551Jy sigma=0.001061 ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=4.052 mas, bpa=61.87 degrees ! Estimated noise=800.383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000369167 Jy ! Component: 100 - total flux cleaned = 0.000200456 Jy ! Component: 150 - total flux cleaned = 1.95498e-07 Jy ! Component: 200 - total flux cleaned = -8.96733e-05 Jy ! Total flux subtracted in 200 components = -8.96733e-05 Jy ! Clean residual min=-0.004612 max=0.003806 Jy/beam ! Clean residual mean=-0.000051 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 1.00351 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 122 components and 1.00351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285529Jy sigma=0.001061 ! Fit after self-cal, rms=0.285532Jy sigma=0.001061 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00011036 Jy ! Component: 100 - total flux cleaned = 6.62807e-05 Jy ! Component: 150 - total flux cleaned = 6.69306e-05 Jy ! Component: 200 - total flux cleaned = 6.70469e-05 Jy ! Total flux subtracted in 200 components = 6.70469e-05 Jy ! Clean residual min=-0.004583 max=0.003772 Jy/beam ! Clean residual mean=-0.000051 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 1.00358 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 124 components and 1.00358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285517Jy sigma=0.001061 ! Fit after self-cal, rms=0.285516Jy sigma=0.001061 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285516Jy sigma=0.001061 ! Fit after self-cal, rms=0.285533Jy sigma=0.001061 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=2.445 mas, bmaj=3.516 mas, bpa=27.94 degrees ! Estimated noise=1345.06 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.638609 Jy ! Component: 100 - total flux cleaned = 0.818902 Jy ! Component: 150 - total flux cleaned = 0.892536 Jy ! Component: 200 - total flux cleaned = 0.927482 Jy ! Total flux subtracted in 200 components = 0.927482 Jy ! Clean residual min=-0.008867 max=0.017429 Jy/beam ! Clean residual mean=0.000260 rms=0.002684 Jy/beam ! Combined flux in latest and established models = 0.927482 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.927482 Jy ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=4.053 mas, bpa=61.87 degrees ! Estimated noise=800.095 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) ! Added new window around map position (1.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255281 Jy ! Component: 100 - total flux cleaned = 0.0394695 Jy ! Component: 150 - total flux cleaned = 0.04916 Jy ! Component: 200 - total flux cleaned = 0.0563257 Jy ! Total flux subtracted in 200 components = 0.0563257 Jy ! Clean residual min=-0.005352 max=0.004780 Jy/beam ! Clean residual mean=0.000056 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 0.983808 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 64 components and 0.983808 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=7.238 mas, bmaj=13.08 mas, bpa=16.91 degrees ! Estimated noise=939.314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00821559 Jy ! Component: 100 - total flux cleaned = 0.0133407 Jy ! Component: 150 - total flux cleaned = 0.0166538 Jy ! Component: 200 - total flux cleaned = 0.0188336 Jy ! Total flux subtracted in 200 components = 0.0188336 Jy ! Clean residual min=-0.004560 max=0.003935 Jy/beam ! Clean residual mean=-0.000089 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 1.00264 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 = 0.001447 Jy ! Component: 100 - total flux cleaned = 0.00199579 Jy ! Component: 150 - total flux cleaned = 0.00210208 Jy ! Component: 200 - total flux cleaned = 0.00223449 Jy ! Total flux subtracted in 200 components = 0.00223449 Jy ! Clean residual min=-0.004302 max=0.003849 Jy/beam ! Clean residual mean=-0.000113 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 1.00488 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 88 components and 1.00488 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=4.053 mas, bpa=61.87 degrees ! Estimated noise=800.095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.5524e-05 Jy ! Component: 100 - total flux cleaned = -2.65558e-05 Jy ! Component: 150 - total flux cleaned = -0.000233446 Jy ! Component: 200 - total flux cleaned = -0.00029769 Jy ! Total flux subtracted in 200 components = -0.00029769 Jy ! Clean residual min=-0.004168 max=0.003606 Jy/beam ! Clean residual mean=-0.000049 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 1.00458 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 101 components and 1.00458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285545Jy sigma=0.001061 ! Fit after self-cal, rms=0.285534Jy sigma=0.001061 wmodel J0825+0309_S_2007_12_05_pus_map.mod ! Writing 101 model components to file: J0825+0309_S_2007_12_05_pus_map.mod wobs J0825+0309_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0825+0309_S_2007_12_05_pus_uvs.fits wwins J0825+0309_S_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J0825+0309_S_2007_12_05_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 = -0.00172246 Jy ! Component: 100 - total flux cleaned = -0.00211102 Jy ! Component: 150 - total flux cleaned = -0.00246758 Jy ! Component: 200 - total flux cleaned = -0.00280019 Jy ! Component: 250 - total flux cleaned = -0.00290755 Jy ! Component: 300 - total flux cleaned = -0.00311374 Jy ! Component: 350 - total flux cleaned = -0.00326162 Jy ! Component: 400 - total flux cleaned = -0.00335717 Jy ! Component: 450 - total flux cleaned = -0.00358857 Jy ! Component: 500 - total flux cleaned = -0.00376977 Jy ! Component: 550 - total flux cleaned = -0.00416829 Jy ! Component: 600 - total flux cleaned = -0.004471 Jy ! Component: 650 - total flux cleaned = -0.0047258 Jy ! Component: 700 - total flux cleaned = -0.00501669 Jy ! Component: 750 - total flux cleaned = -0.0052604 Jy ! Component: 800 - total flux cleaned = -0.00546017 Jy ! Component: 850 - total flux cleaned = -0.00561739 Jy ! Component: 900 - total flux cleaned = -0.00584863 Jy ! Component: 950 - total flux cleaned = -0.00607527 Jy ! Component: 1000 - total flux cleaned = -0.00633534 Jy ! Component: 1050 - total flux cleaned = -0.00644445 Jy ! Component: 1100 - total flux cleaned = -0.00662435 Jy ! Component: 1150 - total flux cleaned = -0.00676584 Jy ! Component: 1200 - total flux cleaned = -0.00687068 Jy ! Component: 1250 - total flux cleaned = -0.00711114 Jy ! Component: 1300 - total flux cleaned = -0.00728023 Jy ! Component: 1350 - total flux cleaned = -0.00734758 Jy ! Component: 1400 - total flux cleaned = -0.00761094 Jy ! Component: 1450 - total flux cleaned = -0.00774085 Jy ! Component: 1500 - total flux cleaned = -0.00786932 Jy ! Component: 1550 - total flux cleaned = -0.00802778 Jy ! Component: 1600 - total flux cleaned = -0.00812185 Jy ! Component: 1650 - total flux cleaned = -0.00824603 Jy ! Component: 1700 - total flux cleaned = -0.00839955 Jy ! Component: 1750 - total flux cleaned = -0.00849043 Jy ! Component: 1800 - total flux cleaned = -0.00855067 Jy ! Component: 1850 - total flux cleaned = -0.00860965 Jy ! Component: 1900 - total flux cleaned = -0.00869803 Jy ! Component: 1950 - total flux cleaned = -0.00875683 Jy ! Component: 2000 - total flux cleaned = -0.00887235 Jy ! Total flux subtracted in 2048 components = -0.00892951 Jy ! Clean residual min=-0.001643 max=0.001959 Jy/beam ! Clean residual mean=-0.000011 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.995649 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 237 components and 0.995649 Jy wmap "J0825+0309_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.644 x 4.053 at 61.87 degrees (North through East) ! Clean map min=-0.0030906 max=0.75628 Jy/beam ! Writing clean map to FITS file: J0825+0309_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.756275 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000542452 device "J0825+0309_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0825+0309_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.215181 0.215181 0.430361 0.860722 1.72144 3.44289 6.88578 13.7716 27.5431 55.0862 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.756 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.644 x 4.053 at 61.87 degrees (North through East) ! Clean map min=-0.0030906 max=0.75628 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0825+0309_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0825+0309_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0825+0309_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:16:57 2010