! Started logfile: J1751+0939_S_2000_03_13_pus_uvs.log on Wed Apr 3 13:28:36 2013 obs J1751+0939_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1751+0939_S_2000_03_13_pus_uva.fits ! AN table 1: 163 integrations on 190 of 190 possible baselines. ! AN table 2: 51 integrations on 190 of 190 possible baselines. ! AN table 3: 84 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.161851 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1751+0939 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2251 lines of history. ! ! Reading 36656 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 ![@muppet J1751+0939_S_2000_03_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 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 2216 telescope corrections were flagged in sub-array 1. ! A total of 495 telescope corrections were flagged in sub-array 2. ! A total of 1288 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2097 telescope corrections were flagged in sub-array 1. ! A total of 495 telescope corrections were flagged in sub-array 2. ! A total of 1288 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2117 telescope corrections were flagged in sub-array 1. ! A total of 501 telescope corrections were flagged in sub-array 2. ! A total of 1292 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2100 telescope corrections were flagged in sub-array 1. ! A total of 495 telescope corrections were flagged in sub-array 2. ! A total of 1293 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.911325Jy sigma=0.006856 ! Fit after self-cal, rms=0.344238Jy sigma=0.002396 ! 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=1.805 mas, bmaj=3.295 mas, bpa=2.734 degrees ! Estimated noise=975.459 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 = 0.809642 Jy ! Component: 100 - total flux cleaned = 1.01499 Jy ! Total flux subtracted in 100 components = 1.01499 Jy ! Clean residual min=-0.026632 max=0.088573 Jy/beam ! Clean residual mean=0.000214 rms=0.007717 Jy/beam ! Combined flux in latest and established models = 1.01499 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.01499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.338685Jy sigma=0.002300 ! Fit after self-cal, rms=0.338080Jy sigma=0.002298 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100698 Jy ! Component: 100 - total flux cleaned = 0.160004 Jy ! Total flux subtracted in 100 components = 0.160004 Jy ! Clean residual min=-0.025989 max=0.031208 Jy/beam ! Clean residual mean=0.000079 rms=0.005640 Jy/beam ! Combined flux in latest and established models = 1.17499 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 1.17499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301478Jy sigma=0.001825 ! Fit after self-cal, rms=0.300837Jy sigma=0.001822 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0396912 Jy ! Component: 100 - total flux cleaned = 0.0665852 Jy ! Total flux subtracted in 100 components = 0.0665852 Jy ! Clean residual min=-0.024660 max=0.025611 Jy/beam ! Clean residual mean=0.000027 rms=0.005188 Jy/beam ! Combined flux in latest and established models = 1.24158 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 1.24158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294666Jy sigma=0.001745 ! Fit after self-cal, rms=0.294504Jy sigma=0.001745 ! 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=2.347 mas, bmaj=4.252 mas, bpa=-0.1966 degrees ! Estimated noise=518.706 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, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287499 Jy ! Component: 100 - total flux cleaned = 0.0441859 Jy ! Component: 150 - total flux cleaned = 0.0473457 Jy ! Component: 200 - total flux cleaned = 0.0492836 Jy ! Total flux subtracted in 200 components = 0.0492836 Jy ! Clean residual min=-0.019044 max=0.018565 Jy/beam ! Clean residual mean=0.000011 rms=0.004043 Jy/beam ! Combined flux in latest and established models = 1.29086 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 1.29086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290370Jy sigma=0.001718 ! Fit after self-cal, rms=0.289990Jy sigma=0.001714 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 GC 1.05 KP 1.06 ! LA 1.00 NL 0.99 OV 1.02 PT 1.02 ! SC 1.02 WF 1.06 HH 0.88 KK 1.00* ! MA 1.00* MC 0.93 MK 1.02 NY 1.02 ! ON 0.81 TS 1.13 WZ 0.86 HN 0.99 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 GC 1.06 KP 1.19 ! LA 1.01 NL 1.00 OV 1.04 PT 1.02 ! SC 0.95 WF 0.95 HH 1.00* KK 1.00* ! MA 1.00* MC 1.02 MK 1.12 NY 1.06 ! ON 0.82 TS 1.00* WZ 0.88 HN 1.28 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.99 GC 1.06 KP 1.00 ! LA 0.96 NL 0.66 OV 0.97 PT 0.97 ! SC 1.00 WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.90 NY 1.17 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00 ! ! ! Correcting IF 2. ! A total of 126 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 GC 1.04 KP 0.99 ! LA 1.01 NL 1.01 OV 0.99 PT 1.03 ! SC 1.02 WF 0.99 HH 1.07 KK 1.00* ! MA 1.00* MC 0.94 MK 1.00 NY 1.48 ! ON 0.80 TS 1.15 WZ 0.86 HN 1.02 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 GC 1.05 KP 1.01 ! LA 1.02 NL 1.01 OV 1.02 PT 1.02 ! SC 0.96 WF 0.99 HH 1.00* KK 1.00* ! MA 1.00* MC 1.17 MK 1.13 NY 1.09 ! ON 0.83 TS 1.00* WZ 0.88 HN 1.20 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.96 GC 1.03 KP 0.95 ! LA 0.96 NL 0.68 OV 0.97 PT 0.97 ! SC 0.94 WF 1.04 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.89 NY 1.14 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.01 ! ! ! Correcting IF 3. ! A total of 123 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 GC 1.05 KP 1.05 ! LA 1.01 NL 0.98 OV 1.00 PT 0.99 ! SC 1.01 WF 0.89 HH 1.09 KK 1.00* ! MA 1.00* MC 1.31 MK 1.01 NY 1.01 ! ON 0.82 TS 1.12 WZ 0.86 HN 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 GC 1.04 KP 1.08 ! LA 1.03 NL 0.97 OV 1.05 PT 0.98 ! SC 0.94 WF 2.00 HH 1.00* KK 1.00* ! MA 1.00* MC 1.33 MK 1.13 NY 1.10 ! ON 0.84 TS 1.00* WZ 0.84 HN 1.23 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.93 GC 1.02 KP 1.08 ! LA 0.95 NL 0.64 OV 0.98 PT 0.93 ! SC 1.00 WF 1.08 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.90 NY 1.17 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.04 ! ! ! Correcting IF 4. ! A total of 123 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 GC 1.06 KP 1.00 ! LA 1.00 NL 0.98 OV 0.98 PT 1.01 ! SC 1.01 WF 1.01 HH 1.09 KK 1.00* ! MA 1.00* MC 1.55 MK 0.99 NY 0.97 ! ON 0.80 TS 1.12 WZ 0.90 HN 1.00 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 GC 1.09 KP 1.01 ! LA 1.02 NL 0.97 OV 1.02 PT 0.97 ! SC 0.95 WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 1.70 MK 1.13 NY 1.05 ! ON 0.81 TS 1.00* WZ 0.84 HN 1.22 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 GC 1.04 KP 0.98 ! LA 0.97 NL 0.65 OV 0.95 PT 0.95 ! SC 1.01 WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.89 NY 1.12 ! ON 1.00* TS 1.00* WZ 1.00* HN 0.98 ! ! ! Fit before self-cal, rms=0.289990Jy sigma=0.001714 ! Fit after self-cal, rms=0.242266Jy sigma=0.001353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.373 mas, bmaj=4.385 mas, bpa=-1.308 degrees ! Estimated noise=522.039 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 = 0.00387787 Jy ! Component: 100 - total flux cleaned = 0.0050308 Jy ! Component: 150 - total flux cleaned = 0.00531069 Jy ! Component: 200 - total flux cleaned = 0.00567249 Jy ! Total flux subtracted in 200 components = 0.00567249 Jy ! Clean residual min=-0.004931 max=0.004915 Jy/beam ! Clean residual mean=-0.000020 rms=0.001283 Jy/beam ! Combined flux in latest and established models = 1.29653 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 1.29653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242058Jy sigma=0.001350 ! Fit after self-cal, rms=0.242138Jy sigma=0.001350 ! 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=0.242138Jy sigma=0.001350 ! Fit after self-cal, rms=0.229867Jy sigma=0.001310 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=4.374 mas, bpa=-1.362 degrees ! Estimated noise=522.203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00225591 Jy ! Component: 100 - total flux cleaned = -0.00141969 Jy ! Component: 150 - total flux cleaned = -0.00106888 Jy ! Component: 200 - total flux cleaned = -0.000965562 Jy ! Total flux subtracted in 200 components = -0.000965562 Jy ! Clean residual min=-0.003407 max=0.003843 Jy/beam ! Clean residual mean=0.000015 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 1.29557 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 89 components and 1.29557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229665Jy sigma=0.001308 ! Fit after self-cal, rms=0.229718Jy sigma=0.001308 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 = -7.2049e-05 Jy ! Component: 100 - total flux cleaned = 0.000385687 Jy ! Component: 150 - total flux cleaned = 0.000628629 Jy ! Component: 200 - total flux cleaned = 0.000705041 Jy ! Total flux subtracted in 200 components = 0.000705041 Jy ! Clean residual min=-0.003510 max=0.003528 Jy/beam ! Clean residual mean=0.000015 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 1.29627 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 1.29627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229643Jy sigma=0.001307 ! Fit after self-cal, rms=0.229630Jy sigma=0.001307 ! 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=0.229630Jy sigma=0.001307 ! Fit after self-cal, rms=0.230559Jy sigma=0.001307 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.389 mas, bmaj=4.38 mas, bpa=-1.334 degrees ! Estimated noise=522.711 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00204867 Jy ! Component: 100 - total flux cleaned = -0.00205325 Jy ! Component: 150 - total flux cleaned = -0.0021417 Jy ! Component: 200 - total flux cleaned = -0.00198624 Jy ! Total flux subtracted in 200 components = -0.00198624 Jy ! Clean residual min=-0.003326 max=0.003437 Jy/beam ! Clean residual mean=0.000015 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 1.29429 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 1.29429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230450Jy sigma=0.001306 ! Fit after self-cal, rms=0.230448Jy sigma=0.001306 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 = -0.000108074 Jy ! Component: 100 - total flux cleaned = 0.000172643 Jy ! Component: 150 - total flux cleaned = 0.000235935 Jy ! Component: 200 - total flux cleaned = 0.000297215 Jy ! Total flux subtracted in 200 components = 0.000297215 Jy ! Clean residual min=-0.003329 max=0.003327 Jy/beam ! Clean residual mean=0.000015 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 1.29458 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 1.29458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230401Jy sigma=0.001305 ! Fit after self-cal, rms=0.230394Jy sigma=0.001305 ! 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=0.230394Jy sigma=0.001305 ! Fit after self-cal, rms=0.231094Jy sigma=0.001305 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.655 mas, bmaj=9.619 mas, bpa=-7.344 degrees ! Estimated noise=647.651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000345128 Jy ! Component: 100 - total flux cleaned = -0.000665672 Jy ! Component: 150 - total flux cleaned = -0.000864986 Jy ! Component: 200 - total flux cleaned = -0.000993471 Jy ! Total flux subtracted in 200 components = -0.000993471 Jy ! Clean residual min=-0.004118 max=0.004420 Jy/beam ! Clean residual mean=0.000040 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 1.29359 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 106 components and 1.29359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231094Jy sigma=0.001305 ! Fit after self-cal, rms=0.231086Jy sigma=0.001305 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 = -0.000267142 Jy ! Component: 100 - total flux cleaned = -0.000242544 Jy ! Component: 150 - total flux cleaned = -0.000223513 Jy ! Component: 200 - total flux cleaned = -0.000207173 Jy ! Total flux subtracted in 200 components = -0.000207173 Jy ! Clean residual min=-0.004204 max=0.004580 Jy/beam ! Clean residual mean=0.000042 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 1.29338 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 111 components and 1.29338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231089Jy sigma=0.001305 ! Fit after self-cal, rms=0.231087Jy sigma=0.001305 ! 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=2.392 mas, bmaj=4.386 mas, bpa=-1.318 degrees ! Estimated noise=523.167 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.392 x 4.386 at -1.318 degrees (North through East) ! Clean map min=-0.0031008 max=1.0834 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=0.231087Jy sigma=0.001305 ! Fit after self-cal, rms=0.212366Jy sigma=0.001178 ! Inverting map and beam ! Estimated beam: bmin=2.391 mas, bmaj=4.387 mas, bpa=-1.287 degrees ! Estimated noise=522.258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00118802 Jy ! Component: 100 - total flux cleaned = -0.00140214 Jy ! Component: 150 - total flux cleaned = -0.00146814 Jy ! Component: 200 - total flux cleaned = -0.00146976 Jy ! Total flux subtracted in 200 components = -0.00146976 Jy ! Clean residual min=-0.002908 max=0.003385 Jy/beam ! Clean residual mean=0.000011 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 1.29191 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 1.29191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212310Jy sigma=0.001178 ! Fit after self-cal, rms=0.212306Jy sigma=0.001178 ! Inverting map ! Added new window around map position (10.5, 18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320031 Jy ! Component: 100 - total flux cleaned = 0.00373751 Jy ! Component: 150 - total flux cleaned = 0.00367675 Jy ! Component: 200 - total flux cleaned = 0.00367929 Jy ! Total flux subtracted in 200 components = 0.00367929 Jy ! Clean residual min=-0.002869 max=0.002747 Jy/beam ! Clean residual mean=0.000010 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 1.29559 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 129 components and 1.29559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212243Jy sigma=0.001177 ! Fit after self-cal, rms=0.212232Jy sigma=0.001177 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212232Jy sigma=0.001177 ! Fit after self-cal, rms=0.212221Jy sigma=0.001177 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=1.835 mas, bmaj=3.307 mas, bpa=2.943 degrees ! Estimated noise=996.029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.817798 Jy ! Component: 100 - total flux cleaned = 1.01834 Jy ! Component: 150 - total flux cleaned = 1.11009 Jy ! Component: 200 - total flux cleaned = 1.16032 Jy ! Total flux subtracted in 200 components = 1.16032 Jy ! Clean residual min=-0.008232 max=0.025325 Jy/beam ! Clean residual mean=0.000057 rms=0.002446 Jy/beam ! Combined flux in latest and established models = 1.16032 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 1.16032 Jy ! Inverting map and beam ! Estimated beam: bmin=2.392 mas, bmaj=4.389 mas, bpa=-1.288 degrees ! Estimated noise=522.078 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 = 0.0483905 Jy ! Component: 100 - total flux cleaned = 0.0746118 Jy ! Component: 150 - total flux cleaned = 0.0909778 Jy ! Component: 200 - total flux cleaned = 0.102013 Jy ! Total flux subtracted in 200 components = 0.102013 Jy ! Clean residual min=-0.004347 max=0.006594 Jy/beam ! Clean residual mean=0.000068 rms=0.001237 Jy/beam ! Combined flux in latest and established models = 1.26233 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 61 components and 1.26233 Jy ! Inverting map ! Added new window around map position (-1.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00786214 Jy ! Component: 100 - total flux cleaned = 0.0137054 Jy ! Component: 150 - total flux cleaned = 0.018227 Jy ! Component: 200 - total flux cleaned = 0.0218312 Jy ! Total flux subtracted in 200 components = 0.0218312 Jy ! Clean residual min=-0.003682 max=0.003143 Jy/beam ! Clean residual mean=0.000026 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 1.28416 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 88 components and 1.28416 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=7.657 mas, bmaj=9.626 mas, bpa=-7.412 degrees ! Estimated noise=645.563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00519542 Jy ! Component: 100 - total flux cleaned = 0.00816216 Jy ! Component: 150 - total flux cleaned = 0.0101166 Jy ! Component: 200 - total flux cleaned = 0.0114142 Jy ! Total flux subtracted in 200 components = 0.0114142 Jy ! Clean residual min=-0.003132 max=0.002908 Jy/beam ! Clean residual mean=0.000030 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 1.29558 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 = 0.000417681 Jy ! Component: 100 - total flux cleaned = 0.000722247 Jy ! Component: 150 - total flux cleaned = 0.000850883 Jy ! Component: 200 - total flux cleaned = 0.00087224 Jy ! Total flux subtracted in 200 components = 0.00087224 Jy ! Clean residual min=-0.003097 max=0.002983 Jy/beam ! Clean residual mean=0.000027 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 1.29645 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 125 components and 1.29645 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.392 mas, bmaj=4.389 mas, bpa=-1.288 degrees ! Estimated noise=522.078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030488 Jy ! Component: 100 - total flux cleaned = -8.87319e-05 Jy ! Component: 150 - total flux cleaned = 4.00774e-05 Jy ! Component: 200 - total flux cleaned = 3.79007e-05 Jy ! Total flux subtracted in 200 components = 3.79007e-05 Jy ! Clean residual min=-0.003204 max=0.002570 Jy/beam ! Clean residual mean=0.000010 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 1.29649 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 136 components and 1.29649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212179Jy sigma=0.001176 ! Fit after self-cal, rms=0.212132Jy sigma=0.001176 wmodel J1751+0939_S_2000_03_13_pus_map.mod ! Writing 136 model components to file: J1751+0939_S_2000_03_13_pus_map.mod wobs J1751+0939_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1751+0939_S_2000_03_13_pus_uvs.fits wwins J1751+0939_S_2000_03_13_pus_map.win ! wwins: Wrote 4 windows to J1751+0939_S_2000_03_13_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 = -0.00136238 Jy ! Component: 100 - total flux cleaned = -0.00204823 Jy ! Component: 150 - total flux cleaned = -0.00237161 Jy ! Component: 200 - total flux cleaned = -0.00294957 Jy ! Component: 250 - total flux cleaned = -0.00342524 Jy ! Component: 300 - total flux cleaned = -0.00367819 Jy ! Component: 350 - total flux cleaned = -0.0039258 Jy ! Component: 400 - total flux cleaned = -0.00404683 Jy ! Component: 450 - total flux cleaned = -0.00420609 Jy ! Component: 500 - total flux cleaned = -0.00432337 Jy ! Component: 550 - total flux cleaned = -0.00436143 Jy ! Component: 600 - total flux cleaned = -0.00439961 Jy ! Component: 650 - total flux cleaned = -0.00462399 Jy ! Component: 700 - total flux cleaned = -0.00462428 Jy ! Component: 750 - total flux cleaned = -0.00480645 Jy ! Component: 800 - total flux cleaned = -0.004806 Jy ! Component: 850 - total flux cleaned = -0.00491302 Jy ! Component: 900 - total flux cleaned = -0.00494815 Jy ! Component: 950 - total flux cleaned = -0.0051222 Jy ! Component: 1000 - total flux cleaned = -0.00512217 Jy ! Component: 1050 - total flux cleaned = -0.00522507 Jy ! Component: 1100 - total flux cleaned = -0.00529271 Jy ! Component: 1150 - total flux cleaned = -0.0052594 Jy ! Component: 1200 - total flux cleaned = -0.00539267 Jy ! Component: 1250 - total flux cleaned = -0.00545868 Jy ! Component: 1300 - total flux cleaned = -0.00552413 Jy ! Component: 1350 - total flux cleaned = -0.00562193 Jy ! Component: 1400 - total flux cleaned = -0.005654 Jy ! Component: 1450 - total flux cleaned = -0.00568596 Jy ! Component: 1500 - total flux cleaned = -0.00578148 Jy ! Component: 1550 - total flux cleaned = -0.00574996 Jy ! Component: 1600 - total flux cleaned = -0.00581273 Jy ! Component: 1650 - total flux cleaned = -0.00587504 Jy ! Component: 1700 - total flux cleaned = -0.00578177 Jy ! Component: 1750 - total flux cleaned = -0.00584341 Jy ! Component: 1800 - total flux cleaned = -0.00581323 Jy ! Component: 1850 - total flux cleaned = -0.00569152 Jy ! Component: 1900 - total flux cleaned = -0.00563128 Jy ! Component: 1950 - total flux cleaned = -0.00578148 Jy ! Component: 2000 - total flux cleaned = -0.00557239 Jy ! Total flux subtracted in 2048 components = -0.00554279 Jy ! Clean residual min=-0.001648 max=0.001769 Jy/beam ! Clean residual mean=0.000008 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 1.29094 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 279 components and 1.29094 Jy ![Exited script file: muppet] wmap "J1751+0939_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.392 x 4.389 at -1.288 degrees (North through East) ! Clean map min=-0.0029156 max=1.0868 Jy/beam ! Writing clean map to FITS file: J1751+0939_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.08676 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000553074 device "J1751+0939_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1751+0939_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.152675 0.152675 0.305351 0.610702 1.2214 2.44281 4.88562 9.77123 19.5425 39.0849 78.1698 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.086 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.392 x 4.389 at -1.288 degrees (North through East) ! Clean map min=-0.0029156 max=1.0868 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1751+0939_S_2000_03_13_pus_uvs.log closed on Wed Apr 3 13:28:48 2013