! Started logfile: J0238+1636_S_2000_03_13_pus_uvs.log on Tue Apr 2 14:38:04 2013 obs J0238+1636_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0238+1636_S_2000_03_13_pus_uva.fits ! AN table 1: 167 integrations on 190 of 190 possible baselines. ! AN table 2: 79 integrations on 190 of 190 possible baselines. ! AN table 3: 21 integrations on 190 of 190 possible baselines. ! AN table 4: 63 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0982775 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0238+1636 ! ! 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 2247 lines of history. ! ! Reading 24648 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 J0238+1636_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 2429 telescope corrections were flagged in sub-array 1. ! A total of 1444 telescope corrections were flagged in sub-array 2. ! A total of 224 telescope corrections were flagged in sub-array 3. ! A total of 916 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2429 telescope corrections were flagged in sub-array 1. ! A total of 1444 telescope corrections were flagged in sub-array 2. ! A total of 224 telescope corrections were flagged in sub-array 3. ! A total of 916 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2429 telescope corrections were flagged in sub-array 1. ! A total of 1444 telescope corrections were flagged in sub-array 2. ! A total of 224 telescope corrections were flagged in sub-array 3. ! A total of 916 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2429 telescope corrections were flagged in sub-array 1. ! A total of 1444 telescope corrections were flagged in sub-array 2. ! A total of 224 telescope corrections were flagged in sub-array 3. ! A total of 916 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.111221Jy sigma=0.009572 ! Fit after self-cal, rms=0.314170Jy sigma=0.001939 ! 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=2.115 mas, bmaj=3.782 mas, bpa=4.668 degrees ! Estimated noise=992.685 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 = 0.672818 Jy ! Component: 100 - total flux cleaned = 0.822569 Jy ! Total flux subtracted in 100 components = 0.822569 Jy ! Clean residual min=-0.016391 max=0.052549 Jy/beam ! Clean residual mean=-0.000041 rms=0.005068 Jy/beam ! Combined flux in latest and established models = 0.822569 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.822569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305023Jy sigma=0.001984 ! Fit after self-cal, rms=0.305007Jy sigma=0.001983 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0575531 Jy ! Component: 100 - total flux cleaned = 0.093706 Jy ! Total flux subtracted in 100 components = 0.093706 Jy ! Clean residual min=-0.013534 max=0.023324 Jy/beam ! Clean residual mean=-0.000061 rms=0.003743 Jy/beam ! Combined flux in latest and established models = 0.916275 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.916275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287532Jy sigma=0.001721 ! Fit after self-cal, rms=0.287469Jy sigma=0.001721 ! Inverting map ! Added new window around map position (3.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270364 Jy ! Component: 100 - total flux cleaned = 0.0471916 Jy ! Total flux subtracted in 100 components = 0.0471916 Jy ! Clean residual min=-0.013387 max=0.016988 Jy/beam ! Clean residual mean=-0.000073 rms=0.003365 Jy/beam ! Combined flux in latest and established models = 0.963467 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.963467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282605Jy sigma=0.001646 ! Fit after self-cal, rms=0.282547Jy sigma=0.001645 ! 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=2.639 mas, bmaj=4.646 mas, bpa=8.148 degrees ! Estimated noise=568.922 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 = 0.0327111 Jy ! Component: 100 - total flux cleaned = 0.052672 Jy ! Component: 150 - total flux cleaned = 0.0658049 Jy ! Component: 200 - total flux cleaned = 0.0745485 Jy ! Total flux subtracted in 200 components = 0.0745485 Jy ! Clean residual min=-0.011436 max=0.019388 Jy/beam ! Clean residual mean=-0.000176 rms=0.003931 Jy/beam ! Combined flux in latest and established models = 1.03802 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 60 components and 1.03802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279003Jy sigma=0.001586 ! Fit after self-cal, rms=0.278933Jy sigma=0.001585 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 138 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 GC 1.01 KP 1.13 ! LA 0.97 NL 0.94 OV 1.03 PT 0.96 ! SC 0.98 WF 1.13 HH 1.00* KK 1.00* ! MA 1.00* MC 0.97 MK 1.02 NY 0.99 ! ON 0.86 TS 1.05 WZ 0.96 HN 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.10 WF 1.05 HH 1.06 KK 1.00* ! MA 1.00* MC 1.01 MK 1.00* NY 0.98 ! ON 0.88 TS 1.00* WZ 0.90 HN 1.24 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.05 GC 1.06 KP 1.09 ! LA 1.03 NL 1.10 OV 1.03 PT 1.05 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.99 NY 1.29 ! ON 1.00* TS 0.93 WZ 1.00* HN 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 1.00 GC 1.04 KP 1.01 ! LA 1.00 NL 0.95 OV 0.98 PT 0.99 ! SC 1.06 WF 0.96 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.95 NY 1.07 ! ON 1.00* TS 1.04 WZ 1.00* HN 1.11 ! ! ! Correcting IF 2. ! A total of 138 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 GC 1.02 KP 0.98 ! LA 0.98 NL 0.97 OV 1.01 PT 0.96 ! SC 1.00 WF 0.99 HH 1.00* KK 1.00* ! MA 1.00* MC 0.86 MK 1.04 NY 1.03 ! ON 0.87 TS 1.06 WZ 1.00 HN 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.18 WF 1.03 HH 1.04 KK 1.00* ! MA 1.00* MC 0.81 MK 1.00* NY 1.02 ! ON 0.80 TS 1.00* WZ 0.92 HN 1.28 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.02 GC 1.06 KP 1.02 ! LA 1.05 NL 1.12 OV 1.01 PT 1.03 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.99 NY 1.11 ! ON 1.00* TS 0.95 WZ 1.00* HN 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.96 GC 1.04 KP 0.96 ! LA 0.99 NL 0.96 OV 0.97 PT 0.99 ! SC 1.05 WF 1.06 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.96 NY 1.06 ! ON 1.00* TS 1.05 WZ 1.00* HN 1.07 ! ! ! Correcting IF 3. ! A total of 138 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.91 GC 1.00 KP 1.02 ! LA 0.97 NL 0.91 OV 1.04 PT 0.90 ! SC 0.97 WF 3.06 HH 1.00* KK 1.00* ! MA 1.00* MC 0.74 MK 1.03 NY 1.04 ! ON 0.85 TS 1.01 WZ 1.01 HN 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.26 WF 0.61 HH 1.09 KK 1.00* ! MA 1.00* MC 0.63 MK 1.00* NY 1.09 ! ON 1.04 TS 1.00* WZ 0.98 HN 1.38 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.01 GC 1.04 KP 1.07 ! LA 1.03 NL 1.06 OV 1.05 PT 0.98 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.99 NY 1.15 ! ON 1.00* TS 0.96 WZ 1.00* HN 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.94 GC 1.04 KP 1.01 ! LA 0.98 NL 0.95 OV 0.99 PT 0.99 ! SC 1.03 WF 2.10 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.97 NY 1.10 ! ON 1.00* TS 1.05 WZ 1.00* HN 1.07 ! ! ! Correcting IF 4. ! A total of 138 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 GC 1.02 KP 0.98 ! LA 0.96 NL 0.93 OV 1.02 PT 0.91 ! SC 0.99 WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 0.86 MK 1.02 NY 1.01 ! ON 0.89 TS 1.00 WZ 1.00 HN 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.13 WF 0.93 HH 1.00 KK 1.00* ! MA 1.00* MC 1.11 MK 1.00* NY 1.03 ! ON 0.82 TS 1.00* WZ 0.88 HN 1.35 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.04 GC 1.09 KP 1.01 ! LA 1.03 NL 1.06 OV 1.01 PT 0.91 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.06 ! ON 1.00* TS 0.95 WZ 1.00* HN 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.96 GC 1.04 KP 0.98 ! LA 0.98 NL 0.96 OV 0.97 PT 1.21 ! SC 1.04 WF 1.05 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.97 NY 1.04 ! ON 1.00* TS 1.07 WZ 1.00* HN 1.10 ! ! ! Fit before self-cal, rms=0.278933Jy sigma=0.001585 ! Fit after self-cal, rms=0.339667Jy sigma=0.001361 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.649 mas, bmaj=4.676 mas, bpa=8.059 degrees ! Estimated noise=580.052 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 = -0.00449065 Jy ! Component: 100 - total flux cleaned = -0.00603405 Jy ! Component: 150 - total flux cleaned = -0.00718572 Jy ! Component: 200 - total flux cleaned = -0.00828997 Jy ! Total flux subtracted in 200 components = -0.00828997 Jy ! Clean residual min=-0.004966 max=0.004676 Jy/beam ! Clean residual mean=-0.000083 rms=0.001369 Jy/beam ! Combined flux in latest and established models = 1.02973 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 68 components and 1.02972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.339439Jy sigma=0.001358 ! Fit after self-cal, rms=0.340540Jy sigma=0.001357 ! 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=0.340540Jy sigma=0.001357 ! Fit after self-cal, rms=0.330208Jy sigma=0.001332 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.656 mas, bmaj=4.685 mas, bpa=8.277 degrees ! Estimated noise=580.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00340321 Jy ! Component: 100 - total flux cleaned = -0.00459429 Jy ! Component: 150 - total flux cleaned = -0.00570259 Jy ! Component: 200 - total flux cleaned = -0.00651254 Jy ! Total flux subtracted in 200 components = -0.00651254 Jy ! Clean residual min=-0.004419 max=0.004053 Jy/beam ! Clean residual mean=-0.000068 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 1.02321 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 1.02321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330059Jy sigma=0.001330 ! Fit after self-cal, rms=0.330093Jy sigma=0.001330 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 = -0.00103109 Jy ! Component: 100 - total flux cleaned = -0.00161669 Jy ! Component: 150 - total flux cleaned = -0.00205485 Jy ! Component: 200 - total flux cleaned = -0.00233211 Jy ! Total flux subtracted in 200 components = -0.00233211 Jy ! Clean residual min=-0.004432 max=0.004026 Jy/beam ! Clean residual mean=-0.000065 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 1.02088 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 1.02088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330048Jy sigma=0.001330 ! Fit after self-cal, rms=0.330046Jy sigma=0.001330 ! 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=0.330046Jy sigma=0.001330 ! Fit after self-cal, rms=0.332301Jy sigma=0.001329 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.665 mas, bmaj=4.696 mas, bpa=8.328 degrees ! Estimated noise=581.968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00169418 Jy ! Component: 100 - total flux cleaned = -0.0026318 Jy ! Component: 150 - total flux cleaned = -0.00340005 Jy ! Component: 200 - total flux cleaned = -0.00404292 Jy ! Total flux subtracted in 200 components = -0.00404292 Jy ! Clean residual min=-0.004063 max=0.003928 Jy/beam ! Clean residual mean=-0.000058 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 1.01684 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 1.01684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332204Jy sigma=0.001328 ! Fit after self-cal, rms=0.332211Jy sigma=0.001328 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 = -0.000721709 Jy ! Component: 100 - total flux cleaned = -0.0011864 Jy ! Component: 150 - total flux cleaned = -0.00153215 Jy ! Component: 200 - total flux cleaned = -0.00179388 Jy ! Total flux subtracted in 200 components = -0.00179388 Jy ! Clean residual min=-0.004082 max=0.003965 Jy/beam ! Clean residual mean=-0.000056 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 1.01504 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 79 components and 1.01504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332180Jy sigma=0.001328 ! Fit after self-cal, rms=0.332178Jy sigma=0.001328 ! 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=0.332178Jy sigma=0.001328 ! Fit after self-cal, rms=0.333776Jy sigma=0.001327 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.906 mas, bmaj=9.02 mas, bpa=29.92 degrees ! Estimated noise=761.355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00193148 Jy ! Component: 100 - total flux cleaned = -0.00189592 Jy ! Component: 150 - total flux cleaned = -0.00186548 Jy ! Component: 200 - total flux cleaned = -0.00183914 Jy ! Total flux subtracted in 200 components = -0.00183914 Jy ! Clean residual min=-0.004047 max=0.004639 Jy/beam ! Clean residual mean=-0.000145 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 1.0132 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 84 components and 1.0132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333767Jy sigma=0.001327 ! Fit after self-cal, rms=0.333763Jy sigma=0.001327 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 = 2.57174e-05 Jy ! Component: 100 - total flux cleaned = 5.32293e-05 Jy ! Component: 150 - total flux cleaned = 7.67186e-05 Jy ! Component: 200 - total flux cleaned = 9.85294e-05 Jy ! Total flux subtracted in 200 components = 9.85294e-05 Jy ! Clean residual min=-0.004037 max=0.004594 Jy/beam ! Clean residual mean=-0.000146 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 1.0133 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 87 components and 1.0133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333767Jy sigma=0.001327 ! Fit after self-cal, rms=0.333761Jy sigma=0.001327 ! 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=2.672 mas, bmaj=4.704 mas, bpa=8.363 degrees ! Estimated noise=583.115 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.672 x 4.704 at 8.363 degrees (North through East) ! Clean map min=-0.003534 max=0.89618 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=0.333761Jy sigma=0.001327 ! Fit after self-cal, rms=0.384896Jy sigma=0.001190 ! Inverting map and beam ! Estimated beam: bmin=2.673 mas, bmaj=4.709 mas, bpa=8.375 degrees ! Estimated noise=581.834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00281781 Jy ! Component: 100 - total flux cleaned = -0.00354211 Jy ! Component: 150 - total flux cleaned = -0.00407488 Jy ! Component: 200 - total flux cleaned = -0.00452884 Jy ! Total flux subtracted in 200 components = -0.00452884 Jy ! Clean residual min=-0.003545 max=0.003553 Jy/beam ! Clean residual mean=-0.000049 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 1.00877 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 87 components and 1.00877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.384833Jy sigma=0.001189 ! Fit after self-cal, rms=0.384834Jy sigma=0.001189 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000496766 Jy ! Component: 100 - total flux cleaned = -0.000834301 Jy ! Component: 150 - total flux cleaned = -0.00112606 Jy ! Component: 200 - total flux cleaned = -0.00120064 Jy ! Total flux subtracted in 200 components = -0.00120064 Jy ! Clean residual min=-0.003555 max=0.003538 Jy/beam ! Clean residual mean=-0.000047 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 1.00757 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 89 components and 1.00757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.384812Jy sigma=0.001189 ! Fit after self-cal, rms=0.384813Jy sigma=0.001189 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.384813Jy sigma=0.001189 ! Fit after self-cal, rms=0.385191Jy sigma=0.001188 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=2.14 mas, bmaj=3.816 mas, bpa=4.184 degrees ! Estimated noise=1017.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.685877 Jy ! Component: 100 - total flux cleaned = 0.835905 Jy ! Component: 150 - total flux cleaned = 0.884981 Jy ! Component: 200 - total flux cleaned = 0.912978 Jy ! Total flux subtracted in 200 components = 0.912978 Jy ! Clean residual min=-0.006339 max=0.015391 Jy/beam ! Clean residual mean=-0.000005 rms=0.001987 Jy/beam ! Combined flux in latest and established models = 0.912977 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.912977 Jy ! Inverting map and beam ! Estimated beam: bmin=2.68 mas, bmaj=4.716 mas, bpa=8.391 degrees ! Estimated noise=582.009 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 = 0.0352265 Jy ! Component: 100 - total flux cleaned = 0.0550674 Jy ! Component: 150 - total flux cleaned = 0.0671541 Jy ! Component: 200 - total flux cleaned = 0.0747625 Jy ! Total flux subtracted in 200 components = 0.0747625 Jy ! Clean residual min=-0.003552 max=0.006177 Jy/beam ! Clean residual mean=-0.000017 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.98774 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 69 components and 0.98774 Jy ! Inverting map ! Added new window around map position (-3, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00610497 Jy ! Component: 100 - total flux cleaned = 0.00988437 Jy ! Component: 150 - total flux cleaned = 0.0125265 Jy ! Component: 200 - total flux cleaned = 0.014389 Jy ! Total flux subtracted in 200 components = 0.014389 Jy ! Clean residual min=-0.003088 max=0.003315 Jy/beam ! Clean residual mean=-0.000042 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 1.00213 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 92 components and 1.00213 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=7.917 mas, bmaj=9.034 mas, bpa=30.03 degrees ! Estimated noise=756.049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00257684 Jy ! Component: 100 - total flux cleaned = 0.00307377 Jy ! Component: 150 - total flux cleaned = 0.00322361 Jy ! Component: 200 - total flux cleaned = 0.00322255 Jy ! Total flux subtracted in 200 components = 0.00322255 Jy ! Clean residual min=-0.003532 max=0.003801 Jy/beam ! Clean residual mean=-0.000127 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 1.00535 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 = 2.09183e-05 Jy ! Component: 100 - total flux cleaned = 2.03162e-05 Jy ! Component: 150 - total flux cleaned = 2.04768e-05 Jy ! Component: 200 - total flux cleaned = 2.05697e-05 Jy ! Total flux subtracted in 200 components = 2.05697e-05 Jy ! Clean residual min=-0.003521 max=0.003858 Jy/beam ! Clean residual mean=-0.000127 rms=0.001257 Jy/beam ! Combined flux in latest and established models = 1.00537 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 110 components and 1.00537 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.68 mas, bmaj=4.716 mas, bpa=8.391 degrees ! Estimated noise=582.009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110248 Jy ! Component: 100 - total flux cleaned = -0.00110003 Jy ! Component: 150 - total flux cleaned = -0.00114047 Jy ! Component: 200 - total flux cleaned = -0.00117677 Jy ! Total flux subtracted in 200 components = -0.00117677 Jy ! Clean residual min=-0.003001 max=0.003365 Jy/beam ! Clean residual mean=-0.000045 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 1.0042 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 121 components and 1.0042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.385052Jy sigma=0.001187 ! Fit after self-cal, rms=0.385052Jy sigma=0.001187 wmodel J0238+1636_S_2000_03_13_pus_map.mod ! Writing 121 model components to file: J0238+1636_S_2000_03_13_pus_map.mod wobs J0238+1636_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0238+1636_S_2000_03_13_pus_uvs.fits wwins J0238+1636_S_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J0238+1636_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 = 0.000444097 Jy ! Component: 100 - total flux cleaned = 0.000873347 Jy ! Component: 150 - total flux cleaned = 0.00118253 Jy ! Component: 200 - total flux cleaned = 0.00148025 Jy ! Component: 250 - total flux cleaned = 0.00167169 Jy ! Component: 300 - total flux cleaned = 0.00171936 Jy ! Component: 350 - total flux cleaned = 0.00176592 Jy ! Component: 400 - total flux cleaned = 0.00167736 Jy ! Component: 450 - total flux cleaned = 0.00154526 Jy ! Component: 500 - total flux cleaned = 0.0015013 Jy ! Component: 550 - total flux cleaned = 0.00137257 Jy ! Component: 600 - total flux cleaned = 0.00124652 Jy ! Component: 650 - total flux cleaned = 0.00108087 Jy ! Component: 700 - total flux cleaned = 0.000999092 Jy ! Component: 750 - total flux cleaned = 0.000837098 Jy ! Component: 800 - total flux cleaned = 0.000717557 Jy ! Component: 850 - total flux cleaned = 0.000519683 Jy ! Component: 900 - total flux cleaned = 0.000285033 Jy ! Component: 950 - total flux cleaned = 0.000208027 Jy ! Component: 1000 - total flux cleaned = 1.63415e-05 Jy ! Component: 1050 - total flux cleaned = -0.000135228 Jy ! Component: 1100 - total flux cleaned = -0.000247973 Jy ! Component: 1150 - total flux cleaned = -0.00021068 Jy ! Component: 1200 - total flux cleaned = -0.000395129 Jy ! Component: 1250 - total flux cleaned = -0.000504553 Jy ! Component: 1300 - total flux cleaned = -0.000612829 Jy ! Component: 1350 - total flux cleaned = -0.000685084 Jy ! Component: 1400 - total flux cleaned = -0.000792171 Jy ! Component: 1450 - total flux cleaned = -0.000862773 Jy ! Component: 1500 - total flux cleaned = -0.000898311 Jy ! Component: 1550 - total flux cleaned = -0.00103844 Jy ! Component: 1600 - total flux cleaned = -0.00128177 Jy ! Component: 1650 - total flux cleaned = -0.00131628 Jy ! Component: 1700 - total flux cleaned = -0.00159092 Jy ! Component: 1750 - total flux cleaned = -0.00159083 Jy ! Component: 1800 - total flux cleaned = -0.00162447 Jy ! Component: 1850 - total flux cleaned = -0.0016918 Jy ! Component: 1900 - total flux cleaned = -0.00192671 Jy ! Component: 1950 - total flux cleaned = -0.0020598 Jy ! Component: 2000 - total flux cleaned = -0.00219245 Jy ! Total flux subtracted in 2048 components = -0.00232428 Jy ! Clean residual min=-0.002513 max=0.002357 Jy/beam ! Clean residual mean=-0.000047 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 1.00187 Jy keep ! Adding 167 model components to the UV plane model. ! The established model now contains 288 components and 1.00187 Jy ![Exited script file: muppet] wmap "J0238+1636_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.68 x 4.716 at 8.391 degrees (North through East) ! Clean map min=-0.0028416 max=0.89727 Jy/beam ! Writing clean map to FITS file: J0238+1636_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 0.897274 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000654756 device "J0238+1636_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0238+1636_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.218915 0.218915 0.43783 0.87566 1.75132 3.50264 7.00528 14.0106 28.0211 56.0422 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.897 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.68 x 4.716 at 8.391 degrees (North through East) ! Clean map min=-0.0028416 max=0.89727 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0238+1636_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 14:38:14 2013