! Started logfile: J1048-1909_S_2000_12_04_pus_uvs.log on Thu Oct 18 13:38:05 2007 obs J1048-1909_S_2000_12_04_pus_uva.fits ! Reading UV FITS file: J1048-1909_S_2000_12_04_pus_uva.fits ! AN table 1: 9 integrations on 190 of 190 possible baselines. ! AN table 2: 71 integrations on 190 of 190 possible baselines. ! AN table 3: 41 integrations on 190 of 190 possible baselines. ! AN table 4: 11 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.124601 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1048-1909 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2173 lines of history. ! ! Reading 12500 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 J1048-1909_S_2000_12_04_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 180 telescope corrections were flagged in sub-array 1. ! A total of 935 telescope corrections were flagged in sub-array 2. ! A total of 559 telescope corrections were flagged in sub-array 3. ! A total of 220 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 935 telescope corrections were flagged in sub-array 2. ! A total of 559 telescope corrections were flagged in sub-array 3. ! A total of 220 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 935 telescope corrections were flagged in sub-array 2. ! A total of 562 telescope corrections were flagged in sub-array 3. ! A total of 220 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 917 telescope corrections were flagged in sub-array 2. ! A total of 559 telescope corrections were flagged in sub-array 3. ! A total of 220 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.007534Jy sigma=0.009025 ! Fit after self-cal, rms=0.432632Jy sigma=0.003725 ! 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=2.28 mas, bmaj=5.317 mas, bpa=-3.893 degrees ! Estimated noise=1459.99 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 = 0.514976 Jy ! Component: 100 - total flux cleaned = 0.632306 Jy ! Total flux subtracted in 100 components = 0.632306 Jy ! Clean residual min=-0.018282 max=0.051813 Jy/beam ! Clean residual mean=0.000017 rms=0.006689 Jy/beam ! Combined flux in latest and established models = 0.632307 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.632307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295237Jy sigma=0.002563 ! Fit after self-cal, rms=0.295195Jy sigma=0.002563 ! Inverting map ! Added new window around map position (4, -6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0549867 Jy ! Component: 100 - total flux cleaned = 0.0885456 Jy ! Total flux subtracted in 100 components = 0.0885456 Jy ! Clean residual min=-0.014082 max=0.018282 Jy/beam ! Clean residual mean=-0.000077 rms=0.004271 Jy/beam ! Combined flux in latest and established models = 0.720852 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.720852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282421Jy sigma=0.002430 ! Fit after self-cal, rms=0.282186Jy sigma=0.002428 ! 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=2.93 mas, bmaj=7.773 mas, bpa=-4.849 degrees ! Estimated noise=728.009 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 = 0.0314775 Jy ! Component: 100 - total flux cleaned = 0.0486383 Jy ! Component: 150 - total flux cleaned = 0.0590545 Jy ! Component: 200 - total flux cleaned = 0.0655306 Jy ! Total flux subtracted in 200 components = 0.0655306 Jy ! Clean residual min=-0.013092 max=0.011160 Jy/beam ! Clean residual mean=-0.000368 rms=0.002938 Jy/beam ! Combined flux in latest and established models = 0.786383 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 42 components and 0.786383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278965Jy sigma=0.002393 ! Fit after self-cal, rms=0.278895Jy sigma=0.002392 ! 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* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 GC 1.00* GG 1.00* ! HH 0.70 HN 1.03 KK 1.01 KP 1.00 ! LA 1.00 MA 6.10 MC 1.09 MK 0.98 ! NL 0.96 NY 1.00* OV 1.00* PT 0.98 ! SC 1.03 TS 1.00* WF 0.84 WZ 1.17 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.00* KP 0.89 ! LA 1.05 MA 1.00* MC 1.00* MK 1.02 ! NL 0.91 NY 1.00* OV 0.98 PT 1.01 ! SC 1.00 TS 1.00* WF 1.19 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 GC 1.00* GG 1.00* ! HH 0.98 HN 1.00 KK 1.01 KP 0.95 ! LA 0.97 MA 3.04 MC 1.05 MK 0.98 ! NL 0.94 NY 1.00* OV 1.00* PT 0.98 ! SC 0.98 TS 1.00* WF 0.96 WZ 1.06 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.00* KP 0.96 ! LA 0.99 MA 1.00* MC 1.00* MK 1.00 ! NL 0.90 NY 1.00* OV 1.11 PT 1.00 ! SC 0.94 TS 1.00* WF 1.19 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.11 GC 1.00* GG 1.00* ! HH 0.49 HN 1.08 KK 0.95 KP 1.07 ! LA 0.96 MA 2.13 MC 1.90 MK 0.97 ! NL 1.02 NY 1.00* OV 1.00* PT 1.02 ! SC 1.02 TS 1.00* WF 0.91 WZ 1.49 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.12 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 1.00* KP 1.01 ! LA 1.22 MA 1.00* MC 1.00* MK 1.01 ! NL 1.03 NY 1.00* OV 1.05 PT 1.11 ! SC 1.01 TS 1.00* WF 1.11 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 GC 1.00* GG 1.00* ! HH 0.99 HN 1.02 KK 0.99 KP 0.96 ! LA 0.97 MA 0.93 MC 1.47 MK 0.97 ! NL 0.95 NY 1.00* OV 1.00* PT 0.99 ! SC 1.03 TS 1.00* WF 0.95 WZ 0.94 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 1.00* KP 0.99 ! LA 0.99 MA 1.00* MC 1.00* MK 1.02 ! NL 0.91 NY 1.00* OV 0.97 PT 1.05 ! SC 1.03 TS 1.00* WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.278895Jy sigma=0.002392 ! Fit after self-cal, rms=0.301271Jy sigma=0.002353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.926 mas, bmaj=8.079 mas, bpa=-4.941 degrees ! Estimated noise=726.56 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 = 0.00177193 Jy ! Component: 100 - total flux cleaned = 0.00215433 Jy ! Component: 150 - total flux cleaned = 0.00222515 Jy ! Component: 200 - total flux cleaned = 0.00235073 Jy ! Total flux subtracted in 200 components = 0.00235073 Jy ! Clean residual min=-0.006694 max=0.006148 Jy/beam ! Clean residual mean=-0.000094 rms=0.001881 Jy/beam ! Combined flux in latest and established models = 0.788733 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.788733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301217Jy sigma=0.002352 ! Fit after self-cal, rms=0.301374Jy sigma=0.002351 ! 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=0.301374Jy sigma=0.002351 ! Fit after self-cal, rms=0.358755Jy sigma=0.002351 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.926 mas, bmaj=8.076 mas, bpa=-4.96 degrees ! Estimated noise=726.291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00030206 Jy ! Component: 100 - total flux cleaned = 0.000438488 Jy ! Component: 150 - total flux cleaned = 0.000494862 Jy ! Component: 200 - total flux cleaned = 0.00059701 Jy ! Total flux subtracted in 200 components = 0.00059701 Jy ! Clean residual min=-0.006614 max=0.006154 Jy/beam ! Clean residual mean=-0.000112 rms=0.001846 Jy/beam ! Combined flux in latest and established models = 0.78933 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.78933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358739Jy sigma=0.002351 ! Fit after self-cal, rms=0.358735Jy sigma=0.002351 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 = -8.61623e-05 Jy ! Component: 100 - total flux cleaned = -3.17216e-05 Jy ! Component: 150 - total flux cleaned = -3.18824e-05 Jy ! Component: 200 - total flux cleaned = 1.00889e-05 Jy ! Total flux subtracted in 200 components = 1.00889e-05 Jy ! Clean residual min=-0.006551 max=0.006124 Jy/beam ! Clean residual mean=-0.000111 rms=0.001830 Jy/beam ! Combined flux in latest and established models = 0.78934 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.78934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358726Jy sigma=0.002351 ! Fit after self-cal, rms=0.358712Jy sigma=0.002351 ! 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=0.358712Jy sigma=0.002351 ! Fit after self-cal, rms=0.452000Jy sigma=0.002351 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.926 mas, bmaj=8.079 mas, bpa=-4.98 degrees ! Estimated noise=726.505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372465 Jy ! Component: 100 - total flux cleaned = 0.000421555 Jy ! Component: 150 - total flux cleaned = 0.000466016 Jy ! Component: 200 - total flux cleaned = 0.00050678 Jy ! Total flux subtracted in 200 components = 0.00050678 Jy ! Clean residual min=-0.006465 max=0.005931 Jy/beam ! Clean residual mean=-0.000124 rms=0.001811 Jy/beam ! Combined flux in latest and established models = 0.789847 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.789847 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.451994Jy sigma=0.002350 ! Fit after self-cal, rms=0.451982Jy sigma=0.002350 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 = 5.49369e-06 Jy ! Component: 100 - total flux cleaned = 5.62601e-06 Jy ! Component: 150 - total flux cleaned = 5.61584e-06 Jy ! Component: 200 - total flux cleaned = 7.95737e-06 Jy ! Total flux subtracted in 200 components = 7.95737e-06 Jy ! Clean residual min=-0.006374 max=0.005878 Jy/beam ! Clean residual mean=-0.000124 rms=0.001800 Jy/beam ! Combined flux in latest and established models = 0.789855 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 0.789855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.451979Jy sigma=0.002350 ! Fit after self-cal, rms=0.451963Jy sigma=0.002350 ! 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=0.451963Jy sigma=0.002350 ! Fit after self-cal, rms=0.559466Jy sigma=0.002350 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.368 mas, bmaj=16.63 mas, bpa=4.132 degrees ! Estimated noise=920.384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236186 Jy ! Component: 100 - total flux cleaned = 0.00237262 Jy ! Component: 150 - total flux cleaned = 0.0023194 Jy ! Component: 200 - total flux cleaned = 0.00227507 Jy ! Total flux subtracted in 200 components = 0.00227507 Jy ! Clean residual min=-0.008278 max=0.007369 Jy/beam ! Clean residual mean=-0.000319 rms=0.002580 Jy/beam ! Combined flux in latest and established models = 0.79213 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 66 components and 0.79213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.559487Jy sigma=0.002350 ! Fit after self-cal, rms=0.559457Jy sigma=0.002350 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 = 0.000321411 Jy ! Component: 100 - total flux cleaned = 0.000278892 Jy ! Component: 150 - total flux cleaned = 0.000280009 Jy ! Component: 200 - total flux cleaned = 0.000242473 Jy ! Total flux subtracted in 200 components = 0.000242473 Jy ! Clean residual min=-0.008201 max=0.007404 Jy/beam ! Clean residual mean=-0.000319 rms=0.002581 Jy/beam ! Combined flux in latest and established models = 0.792373 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 68 components and 0.792373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.559456Jy sigma=0.002350 ! Fit after self-cal, rms=0.559453Jy sigma=0.002350 ! 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=2.925 mas, bmaj=8.081 mas, bpa=-4.993 degrees ! Estimated noise=726.758 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.925 x 8.081 at -4.993 degrees (North through East) ! Clean map min=-0.0061046 max=0.66908 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=0.559453Jy sigma=0.002350 ! Fit after self-cal, rms=0.726699Jy sigma=0.002159 ! Inverting map and beam ! Estimated beam: bmin=2.935 mas, bmaj=8.093 mas, bpa=-4.946 degrees ! Estimated noise=726.701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.002975 Jy ! Component: 100 - total flux cleaned = -0.00407171 Jy ! Component: 150 - total flux cleaned = -0.00429116 Jy ! Component: 200 - total flux cleaned = -0.00452699 Jy ! Total flux subtracted in 200 components = -0.00452699 Jy ! Clean residual min=-0.006088 max=0.005840 Jy/beam ! Clean residual mean=-0.000094 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 0.787846 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 82 components and 0.787846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.726666Jy sigma=0.002159 ! Fit after self-cal, rms=0.726659Jy sigma=0.002159 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000249872 Jy ! Component: 100 - total flux cleaned = -0.000467348 Jy ! Component: 150 - total flux cleaned = -0.000543304 Jy ! Component: 200 - total flux cleaned = -0.000579289 Jy ! Total flux subtracted in 200 components = -0.000579289 Jy ! Clean residual min=-0.006041 max=0.005754 Jy/beam ! Clean residual mean=-0.000091 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 0.787266 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 82 components and 0.787266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.726657Jy sigma=0.002159 ! Fit after self-cal, rms=0.726647Jy sigma=0.002159 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.726647Jy sigma=0.002159 ! Fit after self-cal, rms=0.834359Jy sigma=0.002159 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=2.294 mas, bmaj=5.243 mas, bpa=-3.893 degrees ! Estimated noise=1741.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.513355 Jy ! Component: 100 - total flux cleaned = 0.634501 Jy ! Component: 150 - total flux cleaned = 0.688379 Jy ! Component: 200 - total flux cleaned = 0.721535 Jy ! Total flux subtracted in 200 components = 0.721535 Jy ! Clean residual min=-0.010903 max=0.017408 Jy/beam ! Clean residual mean=0.000027 rms=0.003296 Jy/beam ! Combined flux in latest and established models = 0.721535 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 0.721535 Jy ! Inverting map and beam ! Estimated beam: bmin=2.939 mas, bmaj=8.102 mas, bpa=-4.943 degrees ! Estimated noise=726.659 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 = 0.0278849 Jy ! Component: 100 - total flux cleaned = 0.0427233 Jy ! Component: 150 - total flux cleaned = 0.0516753 Jy ! Component: 200 - total flux cleaned = 0.0572757 Jy ! Total flux subtracted in 200 components = 0.0572757 Jy ! Clean residual min=-0.006639 max=0.006262 Jy/beam ! Clean residual mean=-0.000037 rms=0.001817 Jy/beam ! Combined flux in latest and established models = 0.778811 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 42 components and 0.778811 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.374 mas, bmaj=16.66 mas, bpa=4.145 degrees ! Estimated noise=915.552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604896 Jy ! Component: 100 - total flux cleaned = 0.0071084 Jy ! Component: 150 - total flux cleaned = 0.007513 Jy ! Component: 200 - total flux cleaned = 0.00756936 Jy ! Total flux subtracted in 200 components = 0.00756936 Jy ! Clean residual min=-0.008110 max=0.007137 Jy/beam ! Clean residual mean=-0.000201 rms=0.002286 Jy/beam ! Combined flux in latest and established models = 0.78638 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 = -1.08362e-06 Jy ! Component: 100 - total flux cleaned = 4.85482e-05 Jy ! Component: 150 - total flux cleaned = 4.78896e-05 Jy ! Component: 200 - total flux cleaned = 4.98573e-05 Jy ! Total flux subtracted in 200 components = 4.98573e-05 Jy ! Clean residual min=-0.008061 max=0.007064 Jy/beam ! Clean residual mean=-0.000202 rms=0.002271 Jy/beam ! Combined flux in latest and established models = 0.78643 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 49 components and 0.78643 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.939 mas, bmaj=8.102 mas, bpa=-4.943 degrees ! Estimated noise=726.659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100291 Jy ! Component: 100 - total flux cleaned = -0.000230059 Jy ! Component: 150 - total flux cleaned = -0.000421406 Jy ! Component: 200 - total flux cleaned = -0.000593804 Jy ! Total flux subtracted in 200 components = -0.000593804 Jy ! Clean residual min=-0.006553 max=0.005880 Jy/beam ! Clean residual mean=-0.000086 rms=0.001674 Jy/beam ! Combined flux in latest and established models = 0.785836 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 0.785836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.834394Jy sigma=0.002160 ! Fit after self-cal, rms=0.834401Jy sigma=0.002160 wmodel J1048-1909_S_2000_12_04_pus_map.mod ! Writing 58 model components to file: J1048-1909_S_2000_12_04_pus_map.mod wobs J1048-1909_S_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J1048-1909_S_2000_12_04_pus_uvs.fits wwins J1048-1909_S_2000_12_04_pus_map.win ! wwins: Wrote 2 windows to J1048-1909_S_2000_12_04_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 = -0.00201819 Jy ! Component: 100 - total flux cleaned = -0.00203443 Jy ! Component: 150 - total flux cleaned = -0.00184849 Jy ! Component: 200 - total flux cleaned = -0.00149673 Jy ! Component: 250 - total flux cleaned = -0.00141373 Jy ! Component: 300 - total flux cleaned = -0.00125237 Jy ! Component: 350 - total flux cleaned = -0.00109652 Jy ! Component: 400 - total flux cleaned = -0.0012479 Jy ! Component: 450 - total flux cleaned = -0.00124801 Jy ! Component: 500 - total flux cleaned = -0.00131671 Jy ! Component: 550 - total flux cleaned = -0.00124593 Jy ! Component: 600 - total flux cleaned = -0.00104749 Jy ! Component: 650 - total flux cleaned = -0.0012459 Jy ! Component: 700 - total flux cleaned = -0.00124492 Jy ! Component: 750 - total flux cleaned = -0.00124333 Jy ! Component: 800 - total flux cleaned = -0.00130346 Jy ! Component: 850 - total flux cleaned = -0.00136184 Jy ! Component: 900 - total flux cleaned = -0.00130147 Jy ! Component: 950 - total flux cleaned = -0.00118531 Jy ! Component: 1000 - total flux cleaned = -0.00118507 Jy ! Component: 1050 - total flux cleaned = -0.00101741 Jy ! Component: 1100 - total flux cleaned = -0.00101728 Jy ! Component: 1150 - total flux cleaned = -0.000962432 Jy ! Component: 1200 - total flux cleaned = -0.000802026 Jy ! Component: 1250 - total flux cleaned = -0.000591811 Jy ! Component: 1300 - total flux cleaned = -0.000488957 Jy ! Component: 1350 - total flux cleaned = -0.000488383 Jy ! Component: 1400 - total flux cleaned = -0.000438254 Jy ! Component: 1450 - total flux cleaned = -0.000487314 Jy ! Component: 1500 - total flux cleaned = -0.000438378 Jy ! Component: 1550 - total flux cleaned = -0.000437724 Jy ! Component: 1600 - total flux cleaned = -0.000342717 Jy ! Component: 1650 - total flux cleaned = -0.000389324 Jy ! Component: 1700 - total flux cleaned = -0.000205106 Jy ! Component: 1750 - total flux cleaned = -0.00038809 Jy ! Component: 1800 - total flux cleaned = -0.000207164 Jy ! Component: 1850 - total flux cleaned = -0.00020698 Jy ! Component: 1900 - total flux cleaned = -7.4464e-05 Jy ! Component: 1950 - total flux cleaned = 5.65779e-05 Jy ! Component: 2000 - total flux cleaned = 0.000186358 Jy ! Total flux subtracted in 2048 components = 0.000143336 Jy ! Clean residual min=-0.002913 max=0.002583 Jy/beam ! Clean residual mean=-0.000054 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 0.785979 Jy keep ! Adding 142 model components to the UV plane model. ! The established model now contains 200 components and 0.785979 Jy ![Exited script file: muppet] wmap "J1048-1909_S_2000_12_04_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.939 x 8.102 at -4.943 degrees (North through East) ! Clean map min=-0.0054818 max=0.66667 Jy/beam ! Writing clean map to FITS file: J1048-1909_S_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.666665 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00089048 device "J1048-1909_S_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J1048-1909_S_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.400717 0.400717 0.801434 1.60287 3.20573 6.41147 12.8229 25.6459 51.2918 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.666 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.939 x 8.102 at -4.943 degrees (North through East) ! Clean map min=-0.0054818 max=0.66667 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1048-1909_S_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J1048-1909_S_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1048-1909_S_2000_12_04_pus_uvs.log closed on Thu Oct 18 13:38:13 2007