! Started logfile: J1957-3845_S_2003_06_18_pus_uvs.log on Wed Jan 24 00:34:13 2007 obs J1957-3845_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1957-3845_S_2003_06_18_pus_uva.fits ! AN table 1: 236 integrations on 153 of 153 possible baselines. ! AN table 2: 114 integrations on 153 of 153 possible baselines. ! AN table 3: 133 integrations on 153 of 153 possible baselines. ! AN table 4: 168 integrations on 153 of 153 possible baselines. ! AN table 5: 20 integrations on 153 of 153 possible baselines. ! AN table 6: 10 integrations on 153 of 153 possible baselines. ! AN table 7: 16 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.033158 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1957-3845 ! ! 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 2425 lines of history. ! ! Reading 14144 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 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 4095 telescope corrections were flagged in sub-array 1. ! A total of 1826 telescope corrections were flagged in sub-array 2. ! A total of 2073 telescope corrections were flagged in sub-array 3. ! A total of 2592 telescope corrections were flagged in sub-array 4. ! A total of 360 telescope corrections were flagged in sub-array 5. ! A total of 150 telescope corrections were flagged in sub-array 6. ! A total of 197 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 4095 telescope corrections were flagged in sub-array 1. ! A total of 1826 telescope corrections were flagged in sub-array 2. ! A total of 2073 telescope corrections were flagged in sub-array 3. ! A total of 2592 telescope corrections were flagged in sub-array 4. ! A total of 360 telescope corrections were flagged in sub-array 5. ! A total of 150 telescope corrections were flagged in sub-array 6. ! A total of 197 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 4095 telescope corrections were flagged in sub-array 1. ! A total of 1826 telescope corrections were flagged in sub-array 2. ! A total of 2073 telescope corrections were flagged in sub-array 3. ! A total of 2592 telescope corrections were flagged in sub-array 4. ! A total of 360 telescope corrections were flagged in sub-array 5. ! A total of 150 telescope corrections were flagged in sub-array 6. ! A total of 197 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 4. ! A total of 4095 telescope corrections were flagged in sub-array 1. ! A total of 1826 telescope corrections were flagged in sub-array 2. ! A total of 2073 telescope corrections were flagged in sub-array 3. ! A total of 2592 telescope corrections were flagged in sub-array 4. ! A total of 360 telescope corrections were flagged in sub-array 5. ! A total of 150 telescope corrections were flagged in sub-array 6. ! A total of 197 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.829020Jy sigma=0.015806 ! Fit after self-cal, rms=1.249272Jy sigma=0.010792 ! 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=2.288 mas, bmaj=6.832 mas, bpa=-2.234 degrees ! Estimated noise=1707.46 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 = 1.48232 Jy ! Component: 100 - total flux cleaned = 1.83492 Jy ! Total flux subtracted in 100 components = 1.83492 Jy ! Clean residual min=-0.091156 max=0.150657 Jy/beam ! Clean residual mean=0.000899 rms=0.026151 Jy/beam ! Combined flux in latest and established models = 1.83492 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.83492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.652426Jy sigma=0.004747 ! Fit after self-cal, rms=0.652414Jy sigma=0.004747 ! 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=3.005 mas, bmaj=11.95 mas, bpa=-7.192 degrees ! Estimated noise=700.426 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 = 0.247229 Jy ! Component: 100 - total flux cleaned = 0.348679 Jy ! Component: 150 - total flux cleaned = 0.391454 Jy ! Component: 200 - total flux cleaned = 0.398145 Jy ! Total flux subtracted in 200 components = 0.398145 Jy ! Clean residual min=-0.060996 max=0.080461 Jy/beam ! Clean residual mean=-0.003368 rms=0.021304 Jy/beam ! Combined flux in latest and established models = 2.23307 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 2.23307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.553526Jy sigma=0.003774 ! Fit after self-cal, rms=0.553464Jy sigma=0.003773 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GG 1.00* HN 1.00* ! KK 0.97 KP 0.92 LA 0.98 MA 1.00* ! MK 0.97 NL 1.34 ON 1.00* OV 1.00* ! PT 0.97 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GG 1.00* HN 1.00* ! KK 1.00* KP 0.86 LA 0.99 MA 1.00* ! MK 1.00* NL 1.07 ON 1.00* OV 0.91 ! PT 0.99 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GG 1.00* HN 1.00* ! KK 1.00 KP 0.98 LA 1.01 MA 1.00* ! MK 0.95 NL 1.48 ON 1.00* OV 1.25 ! PT 1.03 SC 0.88 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 GG 1.00* HN 1.00* ! KK 0.97 KP 0.88 LA 1.04 MA 1.00* ! MK 0.92 NL 1.00* ON 1.00* OV 0.91 ! PT 1.08 SC 0.87 TC 1.00* TS 1.00* ! WF 1.07 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 1.00* FD 0.85 GG 1.00* HN 1.00* ! KK 1.00* KP 0.50 LA 0.91 MA 1.00* ! MK 1.21 NL 1.39 ON 1.00* OV 0.59 ! PT 0.93 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GG 1.00* HN 1.00* ! KK 0.98 KP 0.99 LA 0.97 MA 1.00* ! MK 1.02 NL 1.29 ON 1.00* OV 1.00* ! PT 0.96 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GG 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.03 ON 1.00* OV 0.90 ! PT 0.99 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 GG 1.00* HN 1.00* ! KK 0.98 KP 1.07 LA 1.01 MA 1.00* ! MK 1.03 NL 1.39 ON 1.00* OV 1.06 ! PT 1.04 SC 0.89 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 GG 1.00* HN 1.00* ! KK 0.96 KP 1.06 LA 1.02 MA 1.00* ! MK 1.00 NL 1.00* ON 1.00* OV 0.90 ! PT 1.08 SC 0.90 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 1.00* FD 0.87 GG 1.00* HN 1.00* ! KK 1.00* KP 0.67 LA 0.91 MA 1.00* ! MK 1.19 NL 1.31 ON 1.00* OV 0.57 ! PT 0.94 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GG 1.00* HN 1.00* ! KK 0.96 KP 0.98 LA 0.92 MA 1.00* ! MK 0.96 NL 1.28 ON 1.00* OV 1.00* ! PT 0.97 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GG 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 0.94 MA 1.00* ! MK 1.00* NL 1.06 ON 1.00* OV 1.05 ! PT 0.98 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 GG 1.00* HN 1.00* ! KK 0.97 KP 1.03 LA 0.96 MA 1.00* ! MK 0.99 NL 1.39 ON 1.00* OV 1.22 ! PT 1.02 SC 1.03 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 GG 1.00* HN 1.00* ! KK 0.96 KP 1.05 LA 0.98 MA 1.00* ! MK 0.95 NL 1.00* ON 1.00* OV 1.04 ! PT 1.07 SC 1.05 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 1.00* FD 0.87 GG 1.00* HN 1.00* ! KK 1.00* KP 0.75 LA 0.87 MA 1.00* ! MK 1.13 NL 1.26 ON 1.00* OV 0.43 ! PT 0.94 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GG 1.00* HN 1.00* ! KK 0.97 KP 0.98 LA 0.96 MA 1.00* ! MK 0.91 NL 1.34 ON 1.00* OV 1.00* ! PT 1.00 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GG 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 0.97 MA 1.00* ! MK 1.00* NL 1.11 ON 1.00* OV 1.01 ! PT 1.03 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GG 1.00* HN 1.00* ! KK 0.97 KP 1.02 LA 0.99 MA 1.00* ! MK 0.93 NL 1.45 ON 1.00* OV 1.16 ! PT 1.07 SC 1.02 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.97 GG 1.00* HN 1.00* ! KK 0.97 KP 1.05 LA 1.00 MA 1.00* ! MK 0.90 NL 1.00* ON 1.00* OV 0.92 ! PT 1.12 SC 1.06 TC 1.00* TS 1.00* ! WF 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 1.00* FD 0.86 GG 1.00* HN 1.00* ! KK 1.00* KP 0.69 LA 0.92 MA 1.00* ! MK 1.05 NL 1.34 ON 1.00* OV 0.63 ! PT 0.98 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.553464Jy sigma=0.003773 ! Fit after self-cal, rms=0.274226Jy sigma=0.002125 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.081 mas, bmaj=12.66 mas, bpa=-7.578 degrees ! Estimated noise=708.079 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 = -0.0102425 Jy ! Component: 100 - total flux cleaned = -0.0106651 Jy ! Component: 150 - total flux cleaned = -0.0106723 Jy ! Component: 200 - total flux cleaned = -0.010727 Jy ! Total flux subtracted in 200 components = -0.010727 Jy ! Clean residual min=-0.021074 max=0.021504 Jy/beam ! Clean residual mean=-0.000897 rms=0.005475 Jy/beam ! Combined flux in latest and established models = 2.22234 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 2.22234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272546Jy sigma=0.002111 ! Fit after self-cal, rms=0.273019Jy sigma=0.002110 ! 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=0.273019Jy sigma=0.002110 ! Fit after self-cal, rms=0.264620Jy sigma=0.002009 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.088 mas, bmaj=12.7 mas, bpa=-7.534 degrees ! Estimated noise=708.521 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00404676 Jy ! Component: 100 - total flux cleaned = -0.00432702 Jy ! Component: 150 - total flux cleaned = -0.00432216 Jy ! Component: 200 - total flux cleaned = -0.00432424 Jy ! Total flux subtracted in 200 components = -0.00432424 Jy ! Clean residual min=-0.016536 max=0.016773 Jy/beam ! Clean residual mean=-0.000625 rms=0.004313 Jy/beam ! Combined flux in latest and established models = 2.21802 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 46 components and 2.21802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263903Jy sigma=0.002004 ! Fit after self-cal, rms=0.263898Jy sigma=0.002004 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 = 6.52944e-07 Jy ! Component: 100 - total flux cleaned = 0.000129409 Jy ! Component: 150 - total flux cleaned = 0.00012222 Jy ! Component: 200 - total flux cleaned = 4.26569e-06 Jy ! Total flux subtracted in 200 components = 4.26569e-06 Jy ! Clean residual min=-0.016625 max=0.016829 Jy/beam ! Clean residual mean=-0.000626 rms=0.004311 Jy/beam ! Combined flux in latest and established models = 2.21802 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 2.21802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263713Jy sigma=0.002004 ! Fit after self-cal, rms=0.263712Jy sigma=0.002004 ! 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=0.263712Jy sigma=0.002004 ! Fit after self-cal, rms=0.231956Jy sigma=0.001850 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.093 mas, bmaj=12.71 mas, bpa=-7.56 degrees ! Estimated noise=708.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000923098 Jy ! Component: 100 - total flux cleaned = -0.000927695 Jy ! Component: 150 - total flux cleaned = -0.000782219 Jy ! Component: 200 - total flux cleaned = -0.000782546 Jy ! Total flux subtracted in 200 components = -0.000782546 Jy ! Clean residual min=-0.008100 max=0.010156 Jy/beam ! Clean residual mean=0.000064 rms=0.002759 Jy/beam ! Combined flux in latest and established models = 2.21724 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 2.21724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231801Jy sigma=0.001848 ! Fit after self-cal, rms=0.231803Jy sigma=0.001848 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 = -0.00018497 Jy ! Component: 100 - total flux cleaned = 4.65758e-05 Jy ! Component: 150 - total flux cleaned = 4.79326e-05 Jy ! Component: 200 - total flux cleaned = 5.70943e-05 Jy ! Total flux subtracted in 200 components = 5.70943e-05 Jy ! Clean residual min=-0.008038 max=0.010063 Jy/beam ! Clean residual mean=0.000064 rms=0.002724 Jy/beam ! Combined flux in latest and established models = 2.2173 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 2.2173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231696Jy sigma=0.001847 ! Fit after self-cal, rms=0.231684Jy sigma=0.001847 ! 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=0.231684Jy sigma=0.001847 ! Fit after self-cal, rms=0.231695Jy sigma=0.001846 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.45 mas, bmaj=35.19 mas, bpa=-2.827 degrees ! Estimated noise=882.954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000784181 Jy ! Component: 100 - total flux cleaned = -0.000782124 Jy ! Component: 150 - total flux cleaned = -0.000783406 Jy ! Component: 200 - total flux cleaned = -0.00078527 Jy ! Total flux subtracted in 200 components = -0.00078527 Jy ! Clean residual min=-0.007921 max=0.013219 Jy/beam ! Clean residual mean=0.000164 rms=0.004083 Jy/beam ! Combined flux in latest and established models = 2.21651 Jy selfcal ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 59 components and 2.21651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231656Jy sigma=0.001846 ! Fit after self-cal, rms=0.231633Jy sigma=0.001846 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 = -1.66882e-05 Jy ! Component: 100 - total flux cleaned = -1.24609e-05 Jy ! Component: 150 - total flux cleaned = 4.85126e-05 Jy ! Component: 200 - total flux cleaned = 5.1991e-05 Jy ! Total flux subtracted in 200 components = 5.1991e-05 Jy ! Clean residual min=-0.007873 max=0.013153 Jy/beam ! Clean residual mean=0.000163 rms=0.004055 Jy/beam ! Combined flux in latest and established models = 2.21656 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 61 components and 2.21656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231603Jy sigma=0.001845 ! Fit after self-cal, rms=0.231583Jy sigma=0.001845 ! 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=3.094 mas, bmaj=12.73 mas, bpa=-7.589 degrees ! Estimated noise=709.139 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.094 x 12.73 at -7.589 degrees (North through East) ! Clean map min=-0.0073233 max=2.0768 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=0.231583Jy sigma=0.001845 ! Fit after self-cal, rms=0.190740Jy sigma=0.001473 ! Inverting map and beam ! Estimated beam: bmin=3.093 mas, bmaj=12.75 mas, bpa=-7.617 degrees ! Estimated noise=708.214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00170559 Jy ! Component: 100 - total flux cleaned = -0.00182415 Jy ! Component: 150 - total flux cleaned = -0.00182416 Jy ! Component: 200 - total flux cleaned = -0.00172522 Jy ! Total flux subtracted in 200 components = -0.00172522 Jy ! Clean residual min=-0.006635 max=0.008856 Jy/beam ! Clean residual mean=0.000155 rms=0.002423 Jy/beam ! Combined flux in latest and established models = 2.21484 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 2.21484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190623Jy sigma=0.001472 ! Fit after self-cal, rms=0.190612Jy sigma=0.001472 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.848e-06 Jy ! Component: 100 - total flux cleaned = 9.86809e-07 Jy ! Component: 150 - total flux cleaned = 4.57247e-07 Jy ! Component: 200 - total flux cleaned = 6.88484e-07 Jy ! Total flux subtracted in 200 components = 6.88484e-07 Jy ! Clean residual min=-0.006545 max=0.008780 Jy/beam ! Clean residual mean=0.000155 rms=0.002403 Jy/beam ! Combined flux in latest and established models = 2.21484 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 63 components and 2.21484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190544Jy sigma=0.001471 ! Fit after self-cal, rms=0.190535Jy sigma=0.001471 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190535Jy sigma=0.001471 ! Fit after self-cal, rms=0.190461Jy sigma=0.001470 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=2.37 mas, bmaj=7.341 mas, bpa=-4.561 degrees ! Estimated noise=1376.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.53508 Jy ! Component: 100 - total flux cleaned = 1.88178 Jy ! Component: 150 - total flux cleaned = 2.01485 Jy ! Component: 200 - total flux cleaned = 2.09373 Jy ! Total flux subtracted in 200 components = 2.09373 Jy ! Clean residual min=-0.018097 max=0.040587 Jy/beam ! Clean residual mean=0.000525 rms=0.005469 Jy/beam ! Combined flux in latest and established models = 2.09373 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 30 model components to the UV plane model. ! The established model now contains 30 components and 2.09373 Jy ! Inverting map and beam ! Estimated beam: bmin=3.094 mas, bmaj=12.76 mas, bpa=-7.643 degrees ! Estimated noise=708.078 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 = 0.072294 Jy ! Component: 100 - total flux cleaned = 0.102053 Jy ! Component: 150 - total flux cleaned = 0.114425 Jy ! Component: 200 - total flux cleaned = 0.11958 Jy ! Total flux subtracted in 200 components = 0.11958 Jy ! Clean residual min=-0.006988 max=0.009546 Jy/beam ! Clean residual mean=0.000170 rms=0.002491 Jy/beam ! Combined flux in latest and established models = 2.21331 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 44 components and 2.21331 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=10.45 mas, bmaj=35.22 mas, bpa=-2.866 degrees ! Estimated noise=881.718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000982315 Jy ! Component: 100 - total flux cleaned = 0.00097765 Jy ! Component: 150 - total flux cleaned = 0.000977552 Jy ! Component: 200 - total flux cleaned = 0.000990092 Jy ! Total flux subtracted in 200 components = 0.000990092 Jy ! Clean residual min=-0.006657 max=0.011819 Jy/beam ! Clean residual mean=0.000294 rms=0.003673 Jy/beam ! Combined flux in latest and established models = 2.2143 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 = 1.18815e-05 Jy ! Component: 100 - total flux cleaned = 2.16177e-05 Jy ! Component: 150 - total flux cleaned = 3.0061e-05 Jy ! Component: 200 - total flux cleaned = 3.70542e-05 Jy ! Total flux subtracted in 200 components = 3.70542e-05 Jy ! Clean residual min=-0.006520 max=0.011646 Jy/beam ! Clean residual mean=0.000294 rms=0.003582 Jy/beam ! Combined flux in latest and established models = 2.21434 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 52 components and 2.21434 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.094 mas, bmaj=12.76 mas, bpa=-7.643 degrees ! Estimated noise=708.078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159636 Jy ! Component: 100 - total flux cleaned = 0.000295383 Jy ! Component: 150 - total flux cleaned = 0.000190529 Jy ! Component: 200 - total flux cleaned = 9.64377e-05 Jy ! Total flux subtracted in 200 components = 9.64377e-05 Jy ! Clean residual min=-0.006649 max=0.009114 Jy/beam ! Clean residual mean=0.000162 rms=0.002401 Jy/beam ! Combined flux in latest and established models = 2.21444 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 56 components and 2.21444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190563Jy sigma=0.001472 ! Fit after self-cal, rms=0.190544Jy sigma=0.001471 wmodel J1957-3845_S_2003_06_18_pus_map.mod ! Writing 56 model components to file: J1957-3845_S_2003_06_18_pus_map.mod wobs J1957-3845_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1957-3845_S_2003_06_18_pus_uvs.fits wwins J1957-3845_S_2003_06_18_pus_map.win ! wwins: Wrote 1 windows to J1957-3845_S_2003_06_18_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 = 0.00376167 Jy ! Component: 100 - total flux cleaned = 0.00574862 Jy ! Component: 150 - total flux cleaned = 0.00638536 Jy ! Component: 200 - total flux cleaned = 0.00694595 Jy ! Component: 250 - total flux cleaned = 0.00711642 Jy ! Component: 300 - total flux cleaned = 0.00743203 Jy ! Component: 350 - total flux cleaned = 0.00773267 Jy ! Component: 400 - total flux cleaned = 0.00787614 Jy ! Component: 450 - total flux cleaned = 0.00815224 Jy ! Component: 500 - total flux cleaned = 0.0085505 Jy ! Component: 550 - total flux cleaned = 0.00861548 Jy ! Component: 600 - total flux cleaned = 0.00867851 Jy ! Component: 650 - total flux cleaned = 0.00873883 Jy ! Component: 700 - total flux cleaned = 0.00862106 Jy ! Component: 750 - total flux cleaned = 0.0087965 Jy ! Component: 800 - total flux cleaned = 0.00896737 Jy ! Component: 850 - total flux cleaned = 0.00896675 Jy ! Component: 900 - total flux cleaned = 0.00891127 Jy ! Component: 950 - total flux cleaned = 0.00891121 Jy ! Component: 1000 - total flux cleaned = 0.00885722 Jy ! Component: 1050 - total flux cleaned = 0.00885642 Jy ! Component: 1100 - total flux cleaned = 0.00875213 Jy ! Component: 1150 - total flux cleaned = 0.00864977 Jy ! Component: 1200 - total flux cleaned = 0.00854919 Jy ! Component: 1250 - total flux cleaned = 0.00844954 Jy ! Component: 1300 - total flux cleaned = 0.008252 Jy ! Component: 1350 - total flux cleaned = 0.00820319 Jy ! Component: 1400 - total flux cleaned = 0.00805911 Jy ! Component: 1450 - total flux cleaned = 0.00791637 Jy ! Component: 1500 - total flux cleaned = 0.0078222 Jy ! Component: 1550 - total flux cleaned = 0.00772974 Jy ! Component: 1600 - total flux cleaned = 0.00759212 Jy ! Component: 1650 - total flux cleaned = 0.00754719 Jy ! Component: 1700 - total flux cleaned = 0.00741259 Jy ! Component: 1750 - total flux cleaned = 0.00741276 Jy ! Component: 1800 - total flux cleaned = 0.00719332 Jy ! Component: 1850 - total flux cleaned = 0.00715046 Jy ! Component: 1900 - total flux cleaned = 0.00702118 Jy ! Component: 1950 - total flux cleaned = 0.00693611 Jy ! Component: 2000 - total flux cleaned = 0.00680967 Jy ! Total flux subtracted in 2048 components = 0.00676771 Jy ! Clean residual min=-0.002396 max=0.002664 Jy/beam ! Clean residual mean=0.000018 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 2.2212 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 199 components and 2.22121 Jy wmap "J1957-3845_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.094 x 12.76 at -7.643 degrees (North through East) ! Clean map min=-0.0042521 max=2.068 Jy/beam ! Writing clean map to FITS file: J1957-3845_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.068 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000875808 device "J1957-3845_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1957-3845_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.127052 0.127052 0.254103 0.508206 1.01641 2.03283 4.06565 8.1313 16.2626 32.5252 65.0504 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.067 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.094 x 12.76 at -7.643 degrees (North through East) ! Clean map min=-0.0042521 max=2.068 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1957-3845_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1957-3845_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1957-3845_S_2003_06_18_pus_uvs.log closed on Wed Jan 24 00:39:15 2007