! Started logfile: J0646+4451_S_2003_07_09_pus_uvs.log on Sun Apr 7 19:42:18 2013 obs J0646+4451_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0646+4451_S_2003_07_09_pus_uva.fits ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 38 integrations on 171 of 171 possible baselines. ! AN table 3: 53 integrations on 171 of 171 possible baselines. ! AN table 4: 19 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.152146 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0646+4451 ! 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 12280 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 J0646+4451_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 152 telescope corrections were flagged in sub-array 1. ! A total of 467 telescope corrections were flagged in sub-array 2. ! A total of 727 telescope corrections were flagged in sub-array 3. ! A total of 342 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 467 telescope corrections were flagged in sub-array 2. ! A total of 727 telescope corrections were flagged in sub-array 3. ! A total of 342 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 467 telescope corrections were flagged in sub-array 2. ! A total of 727 telescope corrections were flagged in sub-array 3. ! A total of 342 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 479 telescope corrections were flagged in sub-array 2. ! A total of 727 telescope corrections were flagged in sub-array 3. ! A total of 342 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.776405Jy sigma=0.005372 ! Fit after self-cal, rms=0.351481Jy sigma=0.002708 ! 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=2.068 mas, bmaj=2.847 mas, bpa=16.22 degrees ! Estimated noise=1203.9 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 = 0.739359 Jy ! Component: 100 - total flux cleaned = 0.904306 Jy ! Total flux subtracted in 100 components = 0.904306 Jy ! Clean residual min=-0.028954 max=0.057747 Jy/beam ! Clean residual mean=-0.000218 rms=0.008375 Jy/beam ! Combined flux in latest and established models = 0.904305 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.904305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356457Jy sigma=0.002786 ! Fit after self-cal, rms=0.356441Jy sigma=0.002786 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0618059 Jy ! Component: 100 - total flux cleaned = 0.0975945 Jy ! Total flux subtracted in 100 components = 0.0975945 Jy ! Clean residual min=-0.028149 max=0.034544 Jy/beam ! Clean residual mean=-0.000079 rms=0.007232 Jy/beam ! Combined flux in latest and established models = 1.0019 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 1.0019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.343576Jy sigma=0.002630 ! Fit after self-cal, rms=0.343524Jy sigma=0.002630 ! 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=2.478 mas, bmaj=3.243 mas, bpa=15.74 degrees ! Estimated noise=822.533 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 = 0.0326474 Jy ! Component: 100 - total flux cleaned = 0.0498543 Jy ! Component: 150 - total flux cleaned = 0.0596449 Jy ! Component: 200 - total flux cleaned = 0.0654373 Jy ! Total flux subtracted in 200 components = 0.0654373 Jy ! Clean residual min=-0.022861 max=0.028211 Jy/beam ! Clean residual mean=0.000327 rms=0.006479 Jy/beam ! Combined flux in latest and established models = 1.06734 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 1.06734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.341290Jy sigma=0.002595 ! Fit after self-cal, rms=0.341246Jy sigma=0.002595 ! 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 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* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.21 GC 1.10 GG 1.00* ! HN 0.94 KP 0.93 LA 1.21 MA 1.00* ! MK 1.01 NL 1.03 NY 1.15 ON 1.27 ! OV 1.17 PT 1.08 SC 1.00* TC 1.00* ! TS 0.98 WF 1.08 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.18 GC 1.04 GG 1.00* ! HN 1.12 KP 0.98 LA 1.16 MA 1.00* ! MK 1.07 NL 1.01 NY 1.12 ON 1.23 ! OV 0.95 PT 1.05 SC 0.89 TC 1.00* ! TS 1.05 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.16 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.00* NY 1.07 ON 1.30 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.20 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.11 GC 0.99 GG 1.00* ! HN 1.03 KP 1.03 LA 1.16 MA 1.00* ! MK 1.08 NL 1.03 NY 0.87 ON 1.10 ! OV 1.23 PT 1.07 SC 1.00* TC 1.00* ! TS 0.99 WF 0.95 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.13 FD 1.07 GC 0.94 GG 1.00* ! HN 1.05 KP 1.02 LA 1.11 MA 1.00* ! MK 1.09 NL 1.02 NY 0.84 ON 1.03 ! OV 1.03 PT 1.02 SC 0.93 TC 1.00* ! TS 1.04 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.10 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.00* NY 0.82 ON 1.06 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 0.90 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.45 FD 1.04 GC 1.14 GG 1.00* ! HN 0.99 KP 0.99 LA 0.93 MA 1.00* ! MK 0.95 NL 1.08 NY 0.86 ON 1.26 ! OV 1.09 PT 1.07 SC 1.00* TC 1.00* ! TS 0.91 WF 0.96 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.13 FD 0.98 GC 1.15 GG 1.00* ! HN 1.04 KP 0.95 LA 0.89 MA 1.00* ! MK 1.01 NL 1.03 NY 0.82 ON 1.27 ! OV 0.95 PT 1.04 SC 1.04 TC 1.00* ! TS 1.04 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.13 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.00* NY 0.86 ON 1.25 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.07 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.91 GC 1.17 GG 1.00* ! HN 0.93 KP 0.97 LA 0.74 MA 1.00* ! MK 0.95 NL 0.97 NY 0.77 ON 1.31 ! OV 2.51 PT 1.02 SC 1.00* TC 1.00* ! TS 0.97 WF 0.88 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.88 GC 1.17 GG 1.00* ! HN 1.15 KP 0.95 LA 0.72 MA 1.00* ! MK 0.96 NL 0.95 NY 0.74 ON 1.15 ! OV 0.80 PT 1.00 SC 1.01 TC 1.00* ! TS 1.02 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.14 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.00* NY 0.77 ON 1.31 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 0.70 WZ 1.00* ! ! ! Fit before self-cal, rms=0.341246Jy sigma=0.002595 ! Fit after self-cal, rms=0.254936Jy sigma=0.001592 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.493 mas, bmaj=3.253 mas, bpa=15.89 degrees ! Estimated noise=821.762 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 (4, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00928371 Jy ! Component: 100 - total flux cleaned = 0.00677255 Jy ! Component: 150 - total flux cleaned = 0.0057089 Jy ! Component: 200 - total flux cleaned = 0.00516825 Jy ! Total flux subtracted in 200 components = 0.00516825 Jy ! Clean residual min=-0.006808 max=0.008248 Jy/beam ! Clean residual mean=0.000050 rms=0.001621 Jy/beam ! Combined flux in latest and established models = 1.07251 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 43 components and 1.07251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254050Jy sigma=0.001583 ! Fit after self-cal, rms=0.254969Jy sigma=0.001578 ! 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=0.254969Jy sigma=0.001578 ! Fit after self-cal, rms=0.254795Jy sigma=0.001577 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.498 mas, bmaj=3.254 mas, bpa=15.73 degrees ! Estimated noise=821.702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371479 Jy ! Component: 100 - total flux cleaned = 0.00349977 Jy ! Component: 150 - total flux cleaned = 0.00316996 Jy ! Component: 200 - total flux cleaned = 0.00303512 Jy ! Total flux subtracted in 200 components = 0.00303512 Jy ! Clean residual min=-0.006300 max=0.006680 Jy/beam ! Clean residual mean=0.000080 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 1.07554 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 1.07554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254455Jy sigma=0.001573 ! Fit after self-cal, rms=0.254399Jy sigma=0.001572 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, -17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301727 Jy ! Component: 100 - total flux cleaned = 0.00202325 Jy ! Component: 150 - total flux cleaned = 0.00144632 Jy ! Component: 200 - total flux cleaned = 0.00106498 Jy ! Total flux subtracted in 200 components = 0.00106498 Jy ! Clean residual min=-0.006050 max=0.005650 Jy/beam ! Clean residual mean=0.000079 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 1.07661 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 64 components and 1.07661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254176Jy sigma=0.001570 ! Fit after self-cal, rms=0.254141Jy sigma=0.001570 ! 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=0.254141Jy sigma=0.001570 ! Fit after self-cal, rms=0.253900Jy sigma=0.001569 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.502 mas, bmaj=3.255 mas, bpa=15.65 degrees ! Estimated noise=820.885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000698959 Jy ! Component: 100 - total flux cleaned = 0.00123636 Jy ! Component: 150 - total flux cleaned = 0.00124054 Jy ! Component: 200 - total flux cleaned = 0.00102351 Jy ! Total flux subtracted in 200 components = 0.00102351 Jy ! Clean residual min=-0.005789 max=0.005631 Jy/beam ! Clean residual mean=0.000094 rms=0.001376 Jy/beam ! Combined flux in latest and established models = 1.07763 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 72 components and 1.07763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253759Jy sigma=0.001568 ! Fit after self-cal, rms=0.253748Jy sigma=0.001568 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 = 0.000706326 Jy ! Component: 100 - total flux cleaned = 0.000611327 Jy ! Component: 150 - total flux cleaned = 0.0005195 Jy ! Component: 200 - total flux cleaned = 0.00042986 Jy ! Total flux subtracted in 200 components = 0.00042986 Jy ! Clean residual min=-0.005591 max=0.005431 Jy/beam ! Clean residual mean=0.000093 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 1.07806 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 76 components and 1.07806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253672Jy sigma=0.001567 ! Fit after self-cal, rms=0.253665Jy sigma=0.001567 ! 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=0.253665Jy sigma=0.001567 ! Fit after self-cal, rms=0.253598Jy sigma=0.001567 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.202 mas, bmaj=8.238 mas, bpa=-71.14 degrees ! Estimated noise=1149.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00096575 Jy ! Component: 100 - total flux cleaned = 0.000618267 Jy ! Component: 150 - total flux cleaned = 0.000557183 Jy ! Component: 200 - total flux cleaned = 0.000555988 Jy ! Total flux subtracted in 200 components = 0.000555988 Jy ! Clean residual min=-0.004957 max=0.006392 Jy/beam ! Clean residual mean=0.000306 rms=0.001765 Jy/beam ! Combined flux in latest and established models = 1.07862 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 91 components and 1.07862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253594Jy sigma=0.001566 ! Fit after self-cal, rms=0.253603Jy sigma=0.001566 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 = 6.79622e-05 Jy ! Component: 100 - total flux cleaned = 2.04611e-05 Jy ! Component: 150 - total flux cleaned = -5.96753e-05 Jy ! Component: 200 - total flux cleaned = -9.50858e-05 Jy ! Total flux subtracted in 200 components = -9.50858e-05 Jy ! Clean residual min=-0.005004 max=0.006304 Jy/beam ! Clean residual mean=0.000308 rms=0.001757 Jy/beam ! Combined flux in latest and established models = 1.07852 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 94 components and 1.07852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253600Jy sigma=0.001566 ! Fit after self-cal, rms=0.253597Jy sigma=0.001566 ! 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=2.504 mas, bmaj=3.255 mas, bpa=15.62 degrees ! Estimated noise=820.311 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.504 x 3.255 at 15.62 degrees (North through East) ! Clean map min=-0.0047852 max=0.96026 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=0.253597Jy sigma=0.001566 ! Fit after self-cal, rms=0.243015Jy sigma=0.001431 ! Inverting map and beam ! Estimated beam: bmin=2.506 mas, bmaj=3.258 mas, bpa=15.69 degrees ! Estimated noise=819.139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109494 Jy ! Component: 100 - total flux cleaned = -0.00121119 Jy ! Component: 150 - total flux cleaned = -0.00130008 Jy ! Component: 200 - total flux cleaned = -0.00129901 Jy ! Total flux subtracted in 200 components = -0.00129901 Jy ! Clean residual min=-0.005001 max=0.004764 Jy/beam ! Clean residual mean=0.000043 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 1.07722 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 104 components and 1.07722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242914Jy sigma=0.001430 ! Fit after self-cal, rms=0.242904Jy sigma=0.001430 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000501557 Jy ! Component: 100 - total flux cleaned = 0.000426974 Jy ! Component: 150 - total flux cleaned = 0.000358812 Jy ! Component: 200 - total flux cleaned = 0.000359745 Jy ! Total flux subtracted in 200 components = 0.000359745 Jy ! Clean residual min=-0.004927 max=0.004682 Jy/beam ! Clean residual mean=0.000042 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 1.07758 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 1.07758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242847Jy sigma=0.001430 ! Fit after self-cal, rms=0.242842Jy sigma=0.001430 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242842Jy sigma=0.001430 ! Fit after self-cal, rms=0.242757Jy sigma=0.001430 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=2.088 mas, bmaj=2.856 mas, bpa=16.17 degrees ! Estimated noise=1200.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.739943 Jy ! Component: 100 - total flux cleaned = 0.902538 Jy ! Component: 150 - total flux cleaned = 0.958642 Jy ! Component: 200 - total flux cleaned = 0.992 Jy ! Total flux subtracted in 200 components = 0.992 Jy ! Clean residual min=-0.010182 max=0.018038 Jy/beam ! Clean residual mean=-0.000103 rms=0.002679 Jy/beam ! Combined flux in latest and established models = 0.992 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.992 Jy ! Inverting map and beam ! Estimated beam: bmin=2.509 mas, bmaj=3.259 mas, bpa=15.69 degrees ! Estimated noise=818.534 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 = 0.0320967 Jy ! Component: 100 - total flux cleaned = 0.051043 Jy ! Component: 150 - total flux cleaned = 0.0632101 Jy ! Component: 200 - total flux cleaned = 0.0715938 Jy ! Total flux subtracted in 200 components = 0.0715938 Jy ! Clean residual min=-0.005509 max=0.005057 Jy/beam ! Clean residual mean=0.000046 rms=0.001423 Jy/beam ! Combined flux in latest and established models = 1.06359 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 50 components and 1.06359 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=8.199 mas, bmaj=8.23 mas, bpa=-72.44 degrees ! Estimated noise=1146.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103228 Jy ! Component: 100 - total flux cleaned = 0.0125036 Jy ! Component: 150 - total flux cleaned = 0.0128419 Jy ! Component: 200 - total flux cleaned = 0.01293 Jy ! Total flux subtracted in 200 components = 0.01293 Jy ! Clean residual min=-0.005248 max=0.005570 Jy/beam ! Clean residual mean=0.000094 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 1.07652 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 = 6.57943e-07 Jy ! Component: 100 - total flux cleaned = -2.61607e-07 Jy ! Component: 150 - total flux cleaned = 4.42627e-07 Jy ! Component: 200 - total flux cleaned = 1.30241e-06 Jy ! Total flux subtracted in 200 components = 1.30241e-06 Jy ! Clean residual min=-0.005182 max=0.005386 Jy/beam ! Clean residual mean=0.000100 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 1.07653 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 89 components and 1.07653 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.509 mas, bmaj=3.259 mas, bpa=15.69 degrees ! Estimated noise=818.534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000955474 Jy ! Component: 100 - total flux cleaned = 0.00059932 Jy ! Component: 150 - total flux cleaned = 0.000266859 Jy ! Component: 200 - total flux cleaned = -4.90103e-05 Jy ! Total flux subtracted in 200 components = -4.90103e-05 Jy ! Clean residual min=-0.005659 max=0.004961 Jy/beam ! Clean residual mean=0.000036 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 1.07648 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 1.07648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242925Jy sigma=0.001431 ! Fit after self-cal, rms=0.242913Jy sigma=0.001430 wmodel J0646+4451_S_2003_07_09_pus_map.mod ! Writing 105 model components to file: J0646+4451_S_2003_07_09_pus_map.mod wobs J0646+4451_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0646+4451_S_2003_07_09_pus_uvs.fits wwins J0646+4451_S_2003_07_09_pus_map.win ! wwins: Wrote 3 windows to J0646+4451_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 = -0.00185512 Jy ! Component: 100 - total flux cleaned = -0.00277271 Jy ! Component: 150 - total flux cleaned = -0.00294822 Jy ! Component: 200 - total flux cleaned = -0.00295066 Jy ! Component: 250 - total flux cleaned = -0.00279096 Jy ! Component: 300 - total flux cleaned = -0.00255802 Jy ! Component: 350 - total flux cleaned = -0.00225599 Jy ! Component: 400 - total flux cleaned = -0.00210849 Jy ! Component: 450 - total flux cleaned = -0.00189134 Jy ! Component: 500 - total flux cleaned = -0.00160726 Jy ! Component: 550 - total flux cleaned = -0.00132854 Jy ! Component: 600 - total flux cleaned = -0.00119207 Jy ! Component: 650 - total flux cleaned = -0.00112419 Jy ! Component: 700 - total flux cleaned = -0.00105734 Jy ! Component: 750 - total flux cleaned = -0.00105709 Jy ! Component: 800 - total flux cleaned = -0.000926669 Jy ! Component: 850 - total flux cleaned = -0.000798233 Jy ! Component: 900 - total flux cleaned = -0.000798323 Jy ! Component: 950 - total flux cleaned = -0.000672833 Jy ! Component: 1000 - total flux cleaned = -0.000610895 Jy ! Component: 1050 - total flux cleaned = -0.0006113 Jy ! Component: 1100 - total flux cleaned = -0.000550472 Jy ! Component: 1150 - total flux cleaned = -0.00060991 Jy ! Component: 1200 - total flux cleaned = -0.000372446 Jy ! Component: 1250 - total flux cleaned = -0.000313852 Jy ! Component: 1300 - total flux cleaned = -8.10776e-05 Jy ! Component: 1350 - total flux cleaned = 9.13473e-05 Jy ! Component: 1400 - total flux cleaned = 0.000262157 Jy ! Component: 1450 - total flux cleaned = 0.000318892 Jy ! Component: 1500 - total flux cleaned = 0.000318811 Jy ! Component: 1550 - total flux cleaned = 0.000597731 Jy ! Component: 1600 - total flux cleaned = 0.000652996 Jy ! Component: 1650 - total flux cleaned = 0.000872082 Jy ! Component: 1700 - total flux cleaned = 0.000980427 Jy ! Component: 1750 - total flux cleaned = 0.00097978 Jy ! Component: 1800 - total flux cleaned = 0.00124746 Jy ! Component: 1850 - total flux cleaned = 0.00130061 Jy ! Component: 1900 - total flux cleaned = 0.00135339 Jy ! Component: 1950 - total flux cleaned = 0.00151055 Jy ! Component: 2000 - total flux cleaned = 0.0015624 Jy ! Total flux subtracted in 2048 components = 0.00176887 Jy ! Clean residual min=-0.002770 max=0.003064 Jy/beam ! Clean residual mean=0.000034 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 1.07825 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 253 components and 1.07825 Jy ![Exited script file: muppet] wmap "J0646+4451_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.509 x 3.259 at 15.69 degrees (North through East) ! Clean map min=-0.0049066 max=0.9589 Jy/beam ! Writing clean map to FITS file: J0646+4451_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 0.958905 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000958723 device "J0646+4451_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0646+4451_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.299943 0.299943 0.599886 1.19977 2.39955 4.79909 9.59818 19.1964 38.3927 76.7855 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.958 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.509 x 3.259 at 15.69 degrees (North through East) ! Clean map min=-0.0049066 max=0.9589 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0646+4451_S_2003_07_09_pus_uvs.log closed on Sun Apr 7 19:42:24 2013