! Started logfile: J1751+0939_S_2003_07_09_pus_uvs.log on Mon Apr 8 12:00:12 2013 obs J1751+0939_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J1751+0939_S_2003_07_09_pus_uva.fits ! AN table 1: 156 integrations on 171 of 171 possible baselines. ! AN table 2: 83 integrations on 171 of 171 possible baselines. ! AN table 3: 64 integrations on 171 of 171 possible baselines. ! AN table 4: 23 integrations on 171 of 171 possible baselines. ! AN table 5: 10 integrations on 171 of 171 possible baselines. ! AN table 6: 20 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0736579 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1751+0939 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1520 lines of history. ! ! Reading 17936 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_2003_07_09_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 2369 telescope corrections were flagged in sub-array 1. ! A total of 1427 telescope corrections were flagged in sub-array 2. ! A total of 814 telescope corrections were flagged in sub-array 3. ! A total of 356 telescope corrections were flagged in sub-array 4. ! A total of 190 telescope corrections were flagged in sub-array 5. ! A total of 362 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 2388 telescope corrections were flagged in sub-array 1. ! A total of 1472 telescope corrections were flagged in sub-array 2. ! A total of 813 telescope corrections were flagged in sub-array 3. ! A total of 364 telescope corrections were flagged in sub-array 4. ! A total of 190 telescope corrections were flagged in sub-array 5. ! A total of 362 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 2369 telescope corrections were flagged in sub-array 1. ! A total of 1496 telescope corrections were flagged in sub-array 2. ! A total of 813 telescope corrections were flagged in sub-array 3. ! A total of 353 telescope corrections were flagged in sub-array 4. ! A total of 190 telescope corrections were flagged in sub-array 5. ! A total of 362 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 4. ! A total of 2369 telescope corrections were flagged in sub-array 1. ! A total of 1496 telescope corrections were flagged in sub-array 2. ! A total of 816 telescope corrections were flagged in sub-array 3. ! A total of 355 telescope corrections were flagged in sub-array 4. ! A total of 190 telescope corrections were flagged in sub-array 5. ! A total of 362 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=0.919043Jy sigma=0.008125 ! Fit after self-cal, rms=0.436753Jy sigma=0.003592 ! 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=2.084 mas, bmaj=4.948 mas, bpa=-10.13 degrees ! Estimated noise=1325.95 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 = 0.877244 Jy ! Component: 100 - total flux cleaned = 1.09321 Jy ! Total flux subtracted in 100 components = 1.09321 Jy ! Clean residual min=-0.029565 max=0.089375 Jy/beam ! Clean residual mean=0.000545 rms=0.009403 Jy/beam ! Combined flux in latest and established models = 1.09321 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.09321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401127Jy sigma=0.003257 ! Fit after self-cal, rms=0.401020Jy sigma=0.003257 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0939599 Jy ! Component: 100 - total flux cleaned = 0.138274 Jy ! Total flux subtracted in 100 components = 0.138274 Jy ! Clean residual min=-0.028973 max=0.033394 Jy/beam ! Clean residual mean=0.000346 rms=0.007842 Jy/beam ! Combined flux in latest and established models = 1.23148 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 1.23148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.371192Jy sigma=0.002999 ! Fit after self-cal, rms=0.371029Jy sigma=0.002998 ! 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=2.778 mas, bmaj=6.773 mas, bpa=-4.891 degrees ! Estimated noise=690.413 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 = 0.0363553 Jy ! Component: 100 - total flux cleaned = 0.0519017 Jy ! Component: 150 - total flux cleaned = 0.0570174 Jy ! Component: 200 - total flux cleaned = 0.0583688 Jy ! Total flux subtracted in 200 components = 0.0583688 Jy ! Clean residual min=-0.031111 max=0.029473 Jy/beam ! Clean residual mean=0.000809 rms=0.007750 Jy/beam ! Combined flux in latest and established models = 1.28985 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 1.28985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367099Jy sigma=0.002979 ! Fit after self-cal, rms=0.367042Jy sigma=0.002978 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.17 GC 1.02 GG 1.00* ! HN 0.95 KP 0.96 LA 1.20 MA 1.27 ! MK 0.90 NL 0.91 NY 1.14 ON 1.18 ! OV 1.08 PT 1.04 SC 1.00* TC 1.00* ! TS 1.09 WF 0.93 WZ 0.98 ! ! A total of 126 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.60 ! MK 1.00* NL 1.00* NY 1.05 ON 1.75 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 0.99 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.12 GC 1.05 GG 1.00* ! HN 0.72 KP 0.91 LA 1.13 MA 1.00* ! MK 0.97 NL 0.96 NY 1.20 ON 1.31 ! OV 1.06 PT 1.02 SC 0.85 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 1.00* GC 1.00* GG 1.00* ! HN 0.83 KP 1.00* LA 1.00* MA 0.60 ! MK 1.00* NL 1.00* NY 1.18 ON 1.17 ! OV 1.00* PT 1.00* SC 0.88 TC 1.00* ! TS 1.00* WF 1.00* WZ 0.91 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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 18 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.10 GC 0.93 GG 1.00* ! HN 0.96 KP 1.04 LA 1.15 MA 1.00* ! MK 1.02 NL 0.96 NY 0.86 ON 0.98 ! OV 0.99 PT 1.02 SC 1.00* TC 1.00* ! TS 1.09 WF 0.89 WZ 0.98 ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 0.96 GG 1.00* ! HN 0.89 KP 0.97 LA 1.08 MA 1.00* ! MK 1.06 NL 1.00 NY 0.93 ON 1.08 ! OV 1.06 PT 1.00 SC 0.87 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.06 KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.00* NY 0.87 ON 0.96 ! OV 1.00* PT 1.00* SC 0.90 TC 1.00* ! TS 1.00* WF 1.00* WZ 0.94 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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 18 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 GC 1.02 GG 1.00* ! HN 1.13 KP 1.00 LA 0.95 MA 1.03 ! MK 0.85 NL 1.18 NY 0.87 ON 1.29 ! OV 1.11 PT 1.09 SC 1.00* TC 1.00* ! TS 0.85 WF 1.04 WZ 1.00 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.21 GG 1.00* ! HN 0.88 KP 0.95 LA 0.91 MA 1.00* ! MK 1.01 NL 1.04 NY 0.93 ON 1.18 ! OV 1.06 PT 1.04 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 1.00* GC 1.00* GG 1.00* ! HN 0.99 KP 1.00* LA 1.00* MA 0.97 ! MK 1.00* NL 1.00* NY 0.91 ON 1.34 ! OV 1.00* PT 1.00* SC 1.08 TC 1.00* ! TS 1.00* WF 1.00* WZ 0.94 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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 18 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 0.93 GC 1.20 GG 1.00* ! HN 0.94 KP 1.01 LA 0.74 MA 0.92 ! MK 0.96 NL 0.92 NY 0.82 ON 1.19 ! OV 0.95 PT 1.02 SC 1.00* TC 1.00* ! TS 1.10 WF 0.88 WZ 0.90 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.89 GC 1.25 GG 1.00* ! HN 1.56 KP 0.97 LA 0.75 MA 1.00* ! MK 0.97 NL 0.98 NY 0.85 ON 1.34 ! OV 0.95 PT 0.99 SC 1.01 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 1.00* GC 1.00* GG 1.00* ! HN 0.54 KP 1.00* LA 1.00* MA 1.62 ! MK 1.00* NL 1.00* NY 0.87 ON 1.27 ! OV 1.00* PT 1.00* SC 0.99 TC 1.00* ! TS 1.00* WF 1.00* WZ 0.91 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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 18 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 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* ! ! ! Fit before self-cal, rms=0.367042Jy sigma=0.002978 ! Fit after self-cal, rms=0.314286Jy sigma=0.002502 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.781 mas, bmaj=6.936 mas, bpa=-4.744 degrees ! Estimated noise=694.122 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 = 0.00721547 Jy ! Component: 100 - total flux cleaned = 0.00822992 Jy ! Component: 150 - total flux cleaned = 0.00851145 Jy ! Component: 200 - total flux cleaned = 0.00862506 Jy ! Total flux subtracted in 200 components = 0.00862506 Jy ! Clean residual min=-0.027260 max=0.022401 Jy/beam ! Clean residual mean=0.000478 rms=0.006041 Jy/beam ! Combined flux in latest and established models = 1.29848 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 37 components and 1.29848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313989Jy sigma=0.002501 ! Fit after self-cal, rms=0.314351Jy sigma=0.002501 ! 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=0.314351Jy sigma=0.002501 ! Fit after self-cal, rms=0.252184Jy sigma=0.001603 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.785 mas, bmaj=6.919 mas, bpa=-4.88 degrees ! Estimated noise=699.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103307 Jy ! Component: 100 - total flux cleaned = 0.0107688 Jy ! Component: 150 - total flux cleaned = 0.0109396 Jy ! Component: 200 - total flux cleaned = 0.0112252 Jy ! Total flux subtracted in 200 components = 0.0112252 Jy ! Clean residual min=-0.008957 max=0.008316 Jy/beam ! Clean residual mean=0.000237 rms=0.002164 Jy/beam ! Combined flux in latest and established models = 1.3097 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 1.3097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251884Jy sigma=0.001593 ! Fit after self-cal, rms=0.252052Jy sigma=0.001592 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 = 0.000817797 Jy ! Component: 100 - total flux cleaned = 0.000709432 Jy ! Component: 150 - total flux cleaned = 0.000717017 Jy ! Component: 200 - total flux cleaned = 0.000715753 Jy ! Total flux subtracted in 200 components = 0.000715753 Jy ! Clean residual min=-0.009367 max=0.008121 Jy/beam ! Clean residual mean=0.000231 rms=0.002139 Jy/beam ! Combined flux in latest and established models = 1.31042 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 1.31042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252008Jy sigma=0.001590 ! Fit after self-cal, rms=0.251977Jy sigma=0.001590 ! 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=0.251977Jy sigma=0.001590 ! Fit after self-cal, rms=0.243441Jy sigma=0.001493 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.793 mas, bmaj=6.92 mas, bpa=-4.97 degrees ! Estimated noise=700.566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107321 Jy ! Component: 100 - total flux cleaned = 0.00118526 Jy ! Component: 150 - total flux cleaned = 0.00137782 Jy ! Component: 200 - total flux cleaned = 0.0015548 Jy ! Total flux subtracted in 200 components = 0.0015548 Jy ! Clean residual min=-0.005210 max=0.007676 Jy/beam ! Clean residual mean=0.000262 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 1.31197 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 58 components and 1.31197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243306Jy sigma=0.001491 ! Fit after self-cal, rms=0.243356Jy sigma=0.001491 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) ! Added new window around map position (1, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00684973 Jy ! Component: 100 - total flux cleaned = 0.00837217 Jy ! Component: 150 - total flux cleaned = 0.00931169 Jy ! Component: 200 - total flux cleaned = 0.00974806 Jy ! Total flux subtracted in 200 components = 0.00974806 Jy ! Clean residual min=-0.005197 max=0.005879 Jy/beam ! Clean residual mean=0.000204 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 1.32172 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 80 components and 1.32172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243132Jy sigma=0.001488 ! Fit after self-cal, rms=0.243095Jy sigma=0.001488 ! Inverting map ! Added new window around map position (23, 20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511955 Jy ! Component: 100 - total flux cleaned = 0.00687288 Jy ! Component: 150 - total flux cleaned = 0.00754698 Jy ! Component: 200 - total flux cleaned = 0.00771572 Jy ! Total flux subtracted in 200 components = 0.00771572 Jy ! Clean residual min=-0.004866 max=0.004490 Jy/beam ! Clean residual mean=0.000173 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 1.32943 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 1.32943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242955Jy sigma=0.001486 ! Fit after self-cal, rms=0.242935Jy sigma=0.001486 ! 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=0.242935Jy sigma=0.001486 ! Fit after self-cal, rms=0.242729Jy sigma=0.001485 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.66 mas, bmaj=11.43 mas, bpa=-0.7878 degrees ! Estimated noise=837.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414125 Jy ! Component: 100 - total flux cleaned = 0.00460345 Jy ! Component: 150 - total flux cleaned = 0.00460937 Jy ! Component: 200 - total flux cleaned = 0.00456035 Jy ! Total flux subtracted in 200 components = 0.00456035 Jy ! Clean residual min=-0.003621 max=0.003288 Jy/beam ! Clean residual mean=0.000261 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 1.334 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 129 components and 1.33399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242730Jy sigma=0.001485 ! Fit after self-cal, rms=0.242708Jy sigma=0.001485 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 = 0.000656699 Jy ! Component: 100 - total flux cleaned = 0.000659899 Jy ! Component: 150 - total flux cleaned = 0.000579116 Jy ! Component: 200 - total flux cleaned = 0.000541989 Jy ! Total flux subtracted in 200 components = 0.000541989 Jy ! Clean residual min=-0.003606 max=0.003255 Jy/beam ! Clean residual mean=0.000257 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 1.33454 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 147 components and 1.33454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242709Jy sigma=0.001485 ! Fit after self-cal, rms=0.242701Jy sigma=0.001485 ! 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=2.798 mas, bmaj=6.917 mas, bpa=-4.984 degrees ! Estimated noise=700.768 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.798 x 6.917 at -4.984 degrees (North through East) ! Clean map min=-0.0046207 max=1.1975 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=0.242701Jy sigma=0.001485 ! Fit after self-cal, rms=0.228206Jy sigma=0.001308 ! Inverting map and beam ! Estimated beam: bmin=2.798 mas, bmaj=6.919 mas, bpa=-4.988 degrees ! Estimated noise=700.637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000439797 Jy ! Component: 100 - total flux cleaned = 7.85785e-06 Jy ! Component: 150 - total flux cleaned = -8.89333e-05 Jy ! Component: 200 - total flux cleaned = 7.63711e-05 Jy ! Total flux subtracted in 200 components = 7.63711e-05 Jy ! Clean residual min=-0.004129 max=0.004034 Jy/beam ! Clean residual mean=0.000113 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 1.33461 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 159 components and 1.33461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228094Jy sigma=0.001307 ! Fit after self-cal, rms=0.228084Jy sigma=0.001307 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641541 Jy ! Component: 100 - total flux cleaned = 0.000943856 Jy ! Component: 150 - total flux cleaned = 0.00101327 Jy ! Component: 200 - total flux cleaned = 0.0012066 Jy ! Total flux subtracted in 200 components = 0.0012066 Jy ! Clean residual min=-0.004066 max=0.003688 Jy/beam ! Clean residual mean=0.000106 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 1.33582 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 161 components and 1.33582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228030Jy sigma=0.001306 ! Fit after self-cal, rms=0.228023Jy sigma=0.001306 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228023Jy sigma=0.001306 ! Fit after self-cal, rms=0.228066Jy sigma=0.001306 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=2.106 mas, bmaj=5.012 mas, bpa=-10.06 degrees ! Estimated noise=1385.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.896193 Jy ! Component: 100 - total flux cleaned = 1.10952 Jy ! Component: 150 - total flux cleaned = 1.1987 Jy ! Component: 200 - total flux cleaned = 1.24038 Jy ! Total flux subtracted in 200 components = 1.24038 Jy ! Clean residual min=-0.008445 max=0.019098 Jy/beam ! Clean residual mean=0.000159 rms=0.002407 Jy/beam ! Combined flux in latest and established models = 1.24038 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 13 model components to the UV plane model. ! The established model now contains 13 components and 1.24038 Jy ! Inverting map and beam ! Estimated beam: bmin=2.802 mas, bmaj=6.918 mas, bpa=-4.995 degrees ! Estimated noise=700.625 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 = 0.038241 Jy ! Component: 100 - total flux cleaned = 0.0570428 Jy ! Component: 150 - total flux cleaned = 0.0681625 Jy ! Component: 200 - total flux cleaned = 0.0757499 Jy ! Total flux subtracted in 200 components = 0.0757499 Jy ! Clean residual min=-0.004709 max=0.005894 Jy/beam ! Clean residual mean=0.000207 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 1.31613 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 76 components and 1.31613 Jy ! Inverting map ! Added new window around map position (7, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00606554 Jy ! Component: 100 - total flux cleaned = 0.0103304 Jy ! Component: 150 - total flux cleaned = 0.0136168 Jy ! Component: 200 - total flux cleaned = 0.0155475 Jy ! Total flux subtracted in 200 components = 0.0155475 Jy ! Clean residual min=-0.004280 max=0.003911 Jy/beam ! Clean residual mean=0.000114 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 1.33167 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 1.33167 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=8.653 mas, bmaj=11.42 mas, bpa=-0.9918 degrees ! Estimated noise=836.843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237982 Jy ! Component: 100 - total flux cleaned = 0.00326759 Jy ! Component: 150 - total flux cleaned = 0.00361899 Jy ! Component: 200 - total flux cleaned = 0.00376551 Jy ! Total flux subtracted in 200 components = 0.00376551 Jy ! Clean residual min=-0.003472 max=0.003014 Jy/beam ! Clean residual mean=0.000190 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.33544 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 = 0.000127662 Jy ! Component: 100 - total flux cleaned = 0.000276585 Jy ! Component: 150 - total flux cleaned = 0.000343679 Jy ! Component: 200 - total flux cleaned = 0.000374753 Jy ! Total flux subtracted in 200 components = 0.000374753 Jy ! Clean residual min=-0.003515 max=0.003018 Jy/beam ! Clean residual mean=0.000184 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 1.33581 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 135 components and 1.33581 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.802 mas, bmaj=6.918 mas, bpa=-4.995 degrees ! Estimated noise=700.625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.05366e-05 Jy ! Component: 100 - total flux cleaned = 0.000219889 Jy ! Component: 150 - total flux cleaned = 0.000285918 Jy ! Component: 200 - total flux cleaned = 0.000411014 Jy ! Total flux subtracted in 200 components = 0.000411014 Jy ! Clean residual min=-0.004181 max=0.003399 Jy/beam ! Clean residual mean=0.000087 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 1.33622 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 150 components and 1.33622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227916Jy sigma=0.001305 ! Fit after self-cal, rms=0.227901Jy sigma=0.001304 wmodel J1751+0939_S_2003_07_09_pus_map.mod ! Writing 150 model components to file: J1751+0939_S_2003_07_09_pus_map.mod wobs J1751+0939_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J1751+0939_S_2003_07_09_pus_uvs.fits wwins J1751+0939_S_2003_07_09_pus_map.win ! wwins: Wrote 4 windows to J1751+0939_S_2003_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000855476 Jy ! Component: 100 - total flux cleaned = -0.000859102 Jy ! Component: 150 - total flux cleaned = -0.000974466 Jy ! Component: 200 - total flux cleaned = -0.00081219 Jy ! Component: 250 - total flux cleaned = -0.000549671 Jy ! Component: 300 - total flux cleaned = -0.000293879 Jy ! Component: 350 - total flux cleaned = -9.46112e-05 Jy ! Component: 400 - total flux cleaned = 5.21955e-05 Jy ! Component: 450 - total flux cleaned = 0.000244321 Jy ! Component: 500 - total flux cleaned = 0.000432541 Jy ! Component: 550 - total flux cleaned = 0.00061849 Jy ! Component: 600 - total flux cleaned = 0.000848145 Jy ! Component: 650 - total flux cleaned = 0.00116428 Jy ! Component: 700 - total flux cleaned = 0.00147599 Jy ! Component: 750 - total flux cleaned = 0.00178316 Jy ! Component: 800 - total flux cleaned = 0.00199986 Jy ! Component: 850 - total flux cleaned = 0.00221435 Jy ! Component: 900 - total flux cleaned = 0.00234135 Jy ! Component: 950 - total flux cleaned = 0.00246764 Jy ! Component: 1000 - total flux cleaned = 0.00263418 Jy ! Component: 1050 - total flux cleaned = 0.00292205 Jy ! Component: 1100 - total flux cleaned = 0.00312547 Jy ! Component: 1150 - total flux cleaned = 0.00324631 Jy ! Component: 1200 - total flux cleaned = 0.00344618 Jy ! Component: 1250 - total flux cleaned = 0.0035653 Jy ! Component: 1300 - total flux cleaned = 0.00384032 Jy ! Component: 1350 - total flux cleaned = 0.00391807 Jy ! Component: 1400 - total flux cleaned = 0.00411123 Jy ! Component: 1450 - total flux cleaned = 0.00426492 Jy ! Component: 1500 - total flux cleaned = 0.00445558 Jy ! Component: 1550 - total flux cleaned = 0.00472018 Jy ! Component: 1600 - total flux cleaned = 0.00490781 Jy ! Component: 1650 - total flux cleaned = 0.00505683 Jy ! Component: 1700 - total flux cleaned = 0.00527913 Jy ! Component: 1750 - total flux cleaned = 0.00546242 Jy ! Component: 1800 - total flux cleaned = 0.00553509 Jy ! Component: 1850 - total flux cleaned = 0.00553487 Jy ! Component: 1900 - total flux cleaned = 0.00582372 Jy ! Component: 1950 - total flux cleaned = 0.0058235 Jy ! Component: 2000 - total flux cleaned = 0.00593027 Jy ! Total flux subtracted in 2048 components = 0.00603662 Jy ! Clean residual min=-0.002930 max=0.002072 Jy/beam ! Clean residual mean=0.000056 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 1.34226 Jy keep ! Adding 160 model components to the UV plane model. ! The established model now contains 310 components and 1.34226 Jy ![Exited script file: muppet] wmap "J1751+0939_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.802 x 6.918 at -4.995 degrees (North through East) ! Clean map min=-0.0037062 max=1.1943 Jy/beam ! Writing clean map to FITS file: J1751+0939_S_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.19432 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000705811 device "J1751+0939_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1751+0939_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.177293 0.177293 0.354585 0.709171 1.41834 2.83668 5.67337 11.3467 22.6935 45.3869 90.7739 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.194 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.802 x 6.918 at -4.995 degrees (North through East) ! Clean map min=-0.0037062 max=1.1943 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1751+0939_S_2003_07_09_pus_uvs.log closed on Mon Apr 8 12:00:23 2013